ssh_agent_new: 136| 580|{ 137| 580| ssh_agent agent = NULL; 138| | 139| 580| agent = calloc(1, sizeof(struct ssh_agent_struct)); 140| 580| if (agent == NULL) { ------------------ | Branch (140:9): [True: 1, False: 579] ------------------ 141| 1| return NULL; 142| 1| } 143| | 144| 579| agent->count = 0; 145| 579| agent->sock = ssh_socket_new(session); 146| 579| if (agent->sock == NULL) { ------------------ | Branch (146:9): [True: 0, False: 579] ------------------ 147| 0| SAFE_FREE(agent); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 148| 0| return NULL; 149| 0| } 150| 579| agent->channel = NULL; 151| 579| return agent; 152| 579|} ssh_agent_close: 221| 579|{ 222| 579| if (agent == NULL) { ------------------ | Branch (222:9): [True: 0, False: 579] ------------------ 223| 0| return; 224| 0| } 225| | 226| 579| ssh_socket_close(agent->sock); 227| 579|} ssh_agent_free: 230| 884|{ 231| 884| if (agent) { ------------------ | Branch (231:9): [True: 579, False: 305] ------------------ 232| 579| if (agent->ident) { ------------------ | Branch (232:13): [True: 0, False: 579] ------------------ 233| 0| SSH_BUFFER_FREE(agent->ident); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 234| 0| } 235| 579| if (agent->sock) { ------------------ | Branch (235:13): [True: 579, False: 0] ------------------ 236| 579| ssh_agent_close(agent); 237| 579| ssh_socket_free(agent->sock); 238| 579| } 239| | SAFE_FREE(agent); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 240| 579| } 241| 884|} ssh_agent_state_free: 1148| 884|{ 1149| 884| struct ssh_agent_state_struct *state = data; 1150| | 1151| 884| if (state) { ------------------ | Branch (1151:9): [True: 0, False: 884] ------------------ 1152| | SSH_STRING_FREE_CHAR(state->comment); ------------------ | | 924| 0| do { if ((x) != NULL) { ssh_string_free_char(x); x = NULL; } } while(0) | | ------------------ | | | Branch (924:14): [True: 0, False: 0] | | | Branch (924:74): [Folded, False: 0] | | ------------------ ------------------ 1153| 0| ssh_key_free(state->pubkey); 1154| 0| free(state); 1155| 0| } 1156| 884|} ssh_make_bignum_string: 69| 510|{ 70| 510| return make_bignum_string(num, 0); 71| 510|} ssh_make_string_bn: 79| 256|{ 80| 256| bignum bn = NULL; 81| 256| size_t len = ssh_string_len(string); 82| | 83| |#ifdef DEBUG_CRYPTO 84| | SSH_LOG(SSH_LOG_TRACE, 85| | "Importing a %zu bits, %zu bytes object ...", 86| | len * 8, 87| | len); 88| |#endif /* DEBUG_CRYPTO */ 89| | 90| 256| bignum_bin2bn(string->data, (int)len, &bn); ------------------ | | 79| 256| do { \ | | 80| 256| (*dest) = BN_new(); \ | | 81| 256| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 256, False: 0] | | ------------------ | | 82| 256| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 256| } \ | | 84| 256| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 256] | | ------------------ ------------------ 91| | 92| 256| return bn; 93| 256|} bignum.c:make_bignum_string: 31| 510|{ 32| 510| ssh_string ptr = NULL; 33| 510| size_t pad = 0; 34| 510| size_t len = bignum_num_bytes(num); ------------------ | | 98| 510|#define bignum_num_bytes(num) (size_t)BN_num_bytes(num) ------------------ 35| 510| size_t bits = bignum_num_bits(num); ------------------ | | 99| 510|#define bignum_num_bits(num) (size_t)BN_num_bits(num) ------------------ 36| | 37| 510| if (pad_to_len == 0) { ------------------ | Branch (37:9): [True: 510, False: 0] ------------------ 38| | /* If the first bit is set we have a negative number */ 39| 510| if (!(bits % 8) && bignum_is_bit_set(num, bits - 1)) { ------------------ | | 100| 229|#define bignum_is_bit_set(num,bit) BN_is_bit_set(num, (int)bit) | | ------------------ | | | Branch (100:36): [True: 212, False: 17] | | ------------------ ------------------ | Branch (39:13): [True: 229, False: 281] ------------------ 40| 212| pad++; 41| 212| } 42| 510| } else { 43| 0| if (len > pad_to_len) { ------------------ | Branch (43:13): [True: 0, False: 0] ------------------ 44| 0| return NULL; 45| 0| } 46| 0| pad = pad_to_len - len; 47| 0| } 48| | 49| |#ifdef DEBUG_CRYPTO 50| | SSH_LOG(SSH_LOG_TRACE, "%zu bits, %zu bytes, %zu padding", bits, len, pad); 51| |#endif /* DEBUG_CRYPTO */ 52| | 53| 510| ptr = ssh_string_new(len + pad); 54| 510| if (ptr == NULL) { ------------------ | Branch (54:9): [True: 0, False: 510] ------------------ 55| 0| return NULL; 56| 0| } 57| | 58| | /* We have a negative number so we need a leading zero */ 59| 510| if (pad) { ------------------ | Branch (59:9): [True: 212, False: 298] ------------------ 60| 212| memset(ptr->data, 0, pad); 61| 212| } 62| | 63| 510| bignum_bn2bin(num, len, ptr->data + pad); ------------------ | | 101| 510|#define bignum_bn2bin(num,len, ptr) BN_bn2bin(num, ptr) ------------------ 64| | 65| 510| return ptr; 66| 510|} ssh_buffer_new: 126| 5.08k|{ 127| 5.08k| struct ssh_buffer_struct *buf = NULL; 128| 5.08k| int rc; 129| | 130| 5.08k| buf = calloc(1, sizeof(struct ssh_buffer_struct)); 131| 5.08k| if (buf == NULL) { ------------------ | Branch (131:9): [True: 55, False: 5.02k] ------------------ 132| 55| return NULL; 133| 55| } 134| | 135| | /* 136| | * Always preallocate 64 bytes. 137| | * 138| | * -1 for realloc_buffer magic. 139| | */ 140| 5.02k| rc = ssh_buffer_allocate_size(buf, 64 - 1); 141| 5.02k| if (rc != 0) { ------------------ | Branch (141:9): [True: 25, False: 5.00k] ------------------ 142| 25| SAFE_FREE(buf); ------------------ | | 373| 25|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 25, False: 0] | | | Branch (373:71): [Folded, False: 25] | | ------------------ ------------------ 143| 25| return NULL; 144| 25| } 145| 5.00k| buffer_verify(buf); 146| | 147| 5.00k| return buf; 148| 5.02k|} ssh_buffer_free: 156| 5.08k|{ 157| 5.08k| if (buffer == NULL) { ------------------ | Branch (157:9): [True: 84, False: 5.00k] ------------------ 158| 84| return; 159| 84| } 160| 5.00k| buffer_verify(buffer); 161| | 162| 5.00k| if (buffer->secure && buffer->allocated > 0) { ------------------ | Branch (162:9): [True: 95, False: 4.90k] | Branch (162:27): [True: 95, False: 0] ------------------ 163| | /* burn the data */ 164| 95| ssh_burn(buffer->data, buffer->allocated); ------------------ | | 388| 95|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 165| 95| SAFE_FREE(buffer->data); ------------------ | | 373| 95|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 0] | | | Branch (373:71): [Folded, False: 95] | | ------------------ ------------------ 166| | 167| 95| ssh_burn(buffer, sizeof(struct ssh_buffer_struct)); ------------------ | | 388| 95|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 168| 4.90k| } else { 169| 4.90k| SAFE_FREE(buffer->data); ------------------ | | 373| 4.90k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 4.90k, False: 0] | | | Branch (373:71): [Folded, False: 4.90k] | | ------------------ ------------------ 170| 4.90k| } 171| | SAFE_FREE(buffer); ------------------ | | 373| 5.00k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 5.00k, False: 0] | | | Branch (373:71): [Folded, False: 5.00k] | | ------------------ ------------------ 172| 5.00k|} ssh_buffer_set_secure: 183| 95|{ 184| | buffer->secure = true; 185| 95|} ssh_buffer_reinit: 266| 134k|{ 267| 134k| if (buffer == NULL) { ------------------ | Branch (267:9): [True: 0, False: 134k] ------------------ 268| 0| return -1; 269| 0| } 270| | 271| 134k| buffer_verify(buffer); 272| | 273| 134k| if (buffer->secure && buffer->allocated > 0) { ------------------ | Branch (273:9): [True: 0, False: 134k] | Branch (273:27): [True: 0, False: 0] ------------------ 274| 0| ssh_burn(buffer->data, buffer->allocated); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 275| 0| } 276| 134k| buffer->used = 0; 277| 134k| buffer->pos = 0; 278| | 279| | /* If the buffer is bigger then 64K, reset it to 64K */ 280| 134k| if (buffer->allocated > 65536) { ------------------ | Branch (280:9): [True: 7, False: 134k] ------------------ 281| 7| int rc; 282| | 283| | /* -1 for realloc_buffer magic */ 284| 7| rc = realloc_buffer(buffer, 65536 - 1); 285| 7| if (rc != 0) { ------------------ | Branch (285:13): [True: 0, False: 7] ------------------ 286| 0| return -1; 287| 0| } 288| 7| } 289| | 290| 134k| buffer_verify(buffer); 291| | 292| 134k| return 0; 293| 134k|} ssh_buffer_add_data: 307| 223k|{ 308| 223k| if (buffer == NULL) { ------------------ | Branch (308:9): [True: 0, False: 223k] ------------------ 309| 0| return -1; 310| 0| } 311| | 312| 223k| buffer_verify(buffer); 313| | 314| 223k| if (data == NULL) { ------------------ | Branch (314:9): [True: 0, False: 223k] ------------------ 315| 0| return -1; 316| 0| } 317| | 318| 223k| if (buffer->used + len < len) { ------------------ | Branch (318:9): [True: 0, False: 223k] ------------------ 319| 0| return -1; 320| 0| } 321| | 322| 223k| if (buffer->allocated < (buffer->used + len)) { ------------------ | Branch (322:9): [True: 3.61k, False: 220k] ------------------ 323| 3.61k| if (buffer->pos > 0) { ------------------ | Branch (323:13): [True: 0, False: 3.61k] ------------------ 324| 0| buffer_shift(buffer); 325| 0| } 326| 3.61k| if (realloc_buffer(buffer, buffer->used + len) < 0) { ------------------ | Branch (326:13): [True: 0, False: 3.61k] ------------------ 327| 0| return -1; 328| 0| } 329| 3.61k| } 330| | 331| 223k| memcpy(buffer->data + buffer->used, data, len); 332| 223k| buffer->used += len; 333| 223k| buffer_verify(buffer); 334| 223k| return 0; 335| 223k|} ssh_buffer_allocate_size: 348| 55.6k|{ 349| 55.6k| buffer_verify(buffer); 350| | 351| 55.6k| if (buffer->allocated < len) { ------------------ | Branch (351:9): [True: 5.42k, False: 50.2k] ------------------ 352| 5.42k| if (buffer->pos > 0) { ------------------ | Branch (352:13): [True: 0, False: 5.42k] ------------------ 353| 0| buffer_shift(buffer); 354| 0| } 355| 5.42k| if (realloc_buffer(buffer, len) < 0) { ------------------ | Branch (355:13): [True: 25, False: 5.39k] ------------------ 356| 25| return -1; 357| 25| } 358| 5.42k| } 359| | 360| 55.6k| buffer_verify(buffer); 361| | 362| 55.6k| return 0; 363| 55.6k|} ssh_buffer_allocate: 378| 167k|{ 379| 167k| void *ptr = NULL; 380| | 381| 167k| buffer_verify(buffer); 382| | 383| 167k| if (buffer->used + len < len) { ------------------ | Branch (383:9): [True: 0, False: 167k] ------------------ 384| 0| return NULL; 385| 0| } 386| | 387| 167k| if (buffer->allocated < (buffer->used + len)) { ------------------ | Branch (387:9): [True: 1.70k, False: 165k] ------------------ 388| 1.70k| if (buffer->pos > 0) { ------------------ | Branch (388:13): [True: 409, False: 1.29k] ------------------ 389| 409| buffer_shift(buffer); 390| 409| } 391| | 392| 1.70k| if (realloc_buffer(buffer, buffer->used + len) < 0) { ------------------ | Branch (392:13): [True: 0, False: 1.70k] ------------------ 393| 0| return NULL; 394| 0| } 395| 1.70k| } 396| | 397| 167k| ptr = buffer->data + buffer->used; 398| 167k| buffer->used+=len; 399| 167k| buffer_verify(buffer); 400| | 401| 167k| return ptr; 402| 167k|} ssh_buffer_add_ssh_string: 418| 14.4k|{ 419| 14.4k| size_t len; 420| 14.4k| int rc; 421| | 422| 14.4k| if (string == NULL) { ------------------ | Branch (422:9): [True: 0, False: 14.4k] ------------------ 423| 0| return -1; 424| 0| } 425| | 426| 14.4k| len = ssh_string_len(string) + sizeof(uint32_t); 427| | /* this can't overflow the uint32_t as the 428| | * STRING_SIZE_MAX is (UINT32_MAX >> 8) + 1 */ 429| 14.4k| rc = ssh_buffer_add_data(buffer, string, (uint32_t)len); 430| 14.4k| if (rc < 0) { ------------------ | Branch (430:9): [True: 0, False: 14.4k] ------------------ 431| 0| return -1; 432| 0| } 433| | 434| 14.4k| return 0; 435| 14.4k|} ssh_buffer_add_u32: 449| 51.0k|{ 450| 51.0k| int rc; 451| | 452| 51.0k| rc = ssh_buffer_add_data(buffer, &data, sizeof(data)); 453| 51.0k| if (rc < 0) { ------------------ | Branch (453:9): [True: 0, False: 51.0k] ------------------ 454| 0| return -1; 455| 0| } 456| | 457| 51.0k| return 0; 458| 51.0k|} ssh_buffer_add_u8: 518| 51.0k|{ 519| 51.0k| int rc; 520| | 521| 51.0k| rc = ssh_buffer_add_data(buffer, &data, sizeof(uint8_t)); 522| 51.0k| if (rc < 0) { ------------------ | Branch (522:9): [True: 0, False: 51.0k] ------------------ 523| 0| return -1; 524| 0| } 525| | 526| 51.0k| return 0; 527| 51.0k|} ssh_buffer_prepend_data: 543| 48.8k| uint32_t len) { 544| 48.8k| buffer_verify(buffer); 545| | 546| 48.8k| if(len <= buffer->pos){ ------------------ | Branch (546:6): [True: 0, False: 48.8k] ------------------ 547| | /* It's possible to insert data between begin and pos */ 548| 0| memcpy(buffer->data + (buffer->pos - len), data, len); 549| 0| buffer->pos -= len; 550| 0| buffer_verify(buffer); 551| 0| return 0; 552| 0| } 553| | /* pos isn't high enough */ 554| 48.8k| if (buffer->used - buffer->pos + len < len) { ------------------ | Branch (554:7): [True: 0, False: 48.8k] ------------------ 555| 0| return -1; 556| 0| } 557| | 558| 48.8k| if (buffer->allocated < (buffer->used - buffer->pos + len)) { ------------------ | Branch (558:7): [True: 0, False: 48.8k] ------------------ 559| 0| if (realloc_buffer(buffer, buffer->used - buffer->pos + len) < 0) { ------------------ | Branch (559:9): [True: 0, False: 0] ------------------ 560| 0| return -1; 561| 0| } 562| 0| } 563| 48.8k| memmove(buffer->data + len, buffer->data + buffer->pos, buffer->used - buffer->pos); 564| 48.8k| memcpy(buffer->data, data, len); 565| 48.8k| buffer->used += len - buffer->pos; 566| 48.8k| buffer->pos = 0; 567| 48.8k| buffer_verify(buffer); 568| 48.8k| return 0; 569| 48.8k|} ssh_buffer_add_buffer: 585| 29|{ 586| 29| int rc; 587| | 588| 29| rc = ssh_buffer_add_data(buffer, 589| 29| ssh_buffer_get(source), 590| 29| ssh_buffer_get_len(source)); 591| 29| if (rc < 0) { ------------------ | Branch (591:9): [True: 0, False: 29] ------------------ 592| 0| return -1; 593| 0| } 594| | 595| 29| return 0; 596| 29|} ssh_buffer_get: 607| 595k|void *ssh_buffer_get(struct ssh_buffer_struct *buffer){ 608| 595k| return buffer->data + buffer->pos; 609| 595k|} ssh_buffer_get_len: 620| 932k|uint32_t ssh_buffer_get_len(struct ssh_buffer_struct *buffer){ 621| 932k| buffer_verify(buffer); 622| 932k| return buffer->used - buffer->pos; 623| 932k|} ssh_buffer_pass_bytes: 685| 482k|uint32_t ssh_buffer_pass_bytes(struct ssh_buffer_struct *buffer, uint32_t len){ 686| 482k| buffer_verify(buffer); 687| | 688| 482k| if (buffer->pos + len < len || buffer->used < buffer->pos + len) { ------------------ | Branch (688:9): [True: 0, False: 482k] | Branch (688:36): [True: 0, False: 482k] ------------------ 689| 0| return 0; 690| 0| } 691| | 692| 482k| buffer->pos+=len; 693| | /* if the buffer is empty after having passed the whole bytes into it, we can clean it */ 694| 482k| if(buffer->pos==buffer->used){ ------------------ | Branch (694:8): [True: 1.96k, False: 480k] ------------------ 695| 1.96k| buffer->pos=0; 696| 1.96k| buffer->used=0; 697| 1.96k| } 698| 482k| buffer_verify(buffer); 699| 482k| return len; 700| 482k|} ssh_buffer_pass_bytes_end: 713| 84.4k|uint32_t ssh_buffer_pass_bytes_end(struct ssh_buffer_struct *buffer, uint32_t len){ 714| 84.4k| buffer_verify(buffer); 715| | 716| 84.4k| if (buffer->used < len) { ------------------ | Branch (716:7): [True: 0, False: 84.4k] ------------------ 717| 0| return 0; 718| 0| } 719| | 720| 84.4k| buffer->used-=len; 721| 84.4k| buffer_verify(buffer); 722| 84.4k| return len; 723| 84.4k|} ssh_buffer_get_data: 737| 248k|{ 738| 248k| int rc; 739| | 740| | /* 741| | * Check for a integer overflow first, then check if not enough data is in 742| | * the buffer. 743| | */ 744| 248k| rc = ssh_buffer_validate_length(buffer, len); 745| 248k| if (rc != SSH_OK) { ------------------ | | 316| 248k|#define SSH_OK 0 /* No error */ ------------------ | Branch (745:9): [True: 49.2k, False: 199k] ------------------ 746| 49.2k| return 0; 747| 49.2k| } 748| 199k| memcpy(data,buffer->data+buffer->pos,len); 749| 199k| buffer->pos+=len; 750| 199k| return len; /* no yet support for partial reads (is it really needed ?? ) */ 751| 248k|} ssh_buffer_get_u8: 765| 199k|uint32_t ssh_buffer_get_u8(struct ssh_buffer_struct *buffer, uint8_t *data){ 766| 199k| return ssh_buffer_get_data(buffer,data,sizeof(uint8_t)); 767| 199k|} ssh_buffer_get_u32: 780| 38.6k|uint32_t ssh_buffer_get_u32(struct ssh_buffer_struct *buffer, uint32_t *data){ 781| 38.6k| return ssh_buffer_get_data(buffer,data,sizeof(uint32_t)); 782| 38.6k|} ssh_buffer_validate_length: 809| 258k|{ 810| 258k| if (buffer == NULL || buffer->pos + len < len || ------------------ | Branch (810:9): [True: 0, False: 258k] | Branch (810:27): [True: 0, False: 258k] ------------------ 811| 258k| buffer->pos + len > buffer->used) { ------------------ | Branch (811:9): [True: 49.5k, False: 208k] ------------------ 812| 49.5k| return SSH_ERROR; ------------------ | | 317| 49.5k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 813| 49.5k| } 814| | 815| 208k| return SSH_OK; ------------------ | | 316| 208k|#define SSH_OK 0 /* No error */ ------------------ 816| 258k|} ssh_buffer_get_ssh_string: 829| 4.59k|{ 830| 4.59k| uint32_t stringlen; 831| 4.59k| uint32_t hostlen; 832| 4.59k| struct ssh_string_struct *str = NULL; 833| 4.59k| int rc; 834| | 835| 4.59k| rc = ssh_buffer_get_u32(buffer, &stringlen); 836| 4.59k| if (rc == 0) { ------------------ | Branch (836:9): [True: 8, False: 4.58k] ------------------ 837| 8| return NULL; 838| 8| } 839| 4.58k| hostlen = ntohl(stringlen); 840| | /* verify if there is enough space in buffer to get it */ 841| 4.58k| rc = ssh_buffer_validate_length(buffer, hostlen); 842| 4.58k| if (rc != SSH_OK) { ------------------ | | 316| 4.58k|#define SSH_OK 0 /* No error */ ------------------ | Branch (842:9): [True: 48, False: 4.53k] ------------------ 843| 48| return NULL; /* it is indeed */ 844| 48| } 845| 4.53k| str = ssh_string_new(hostlen); 846| 4.53k| if (str == NULL) { ------------------ | Branch (846:9): [True: 0, False: 4.53k] ------------------ 847| 0| return NULL; 848| 0| } 849| | 850| 4.53k| stringlen = ssh_buffer_get_data(buffer, ssh_string_data(str), hostlen); 851| 4.53k| if (stringlen != hostlen) { ------------------ | Branch (851:9): [True: 0, False: 4.53k] ------------------ 852| | /* should never happen */ 853| 0| SAFE_FREE(str); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 854| 0| return NULL; 855| 0| } 856| | 857| 4.53k| return str; 858| 4.53k|} _ssh_buffer_pack: 1135| 49.7k|{ 1136| 49.7k| va_list ap; 1137| 49.7k| int rc; 1138| | 1139| 49.7k| if (argc > 256) { ------------------ | Branch (1139:9): [True: 0, False: 49.7k] ------------------ 1140| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1141| 0| } 1142| | 1143| 49.7k| va_start(ap, argc); 1144| 49.7k| rc = ssh_buffer_pack_allocate_va(buffer, format, argc, ap); 1145| 49.7k| va_end(ap); 1146| | 1147| 49.7k| if (rc != SSH_OK) { ------------------ | | 316| 49.7k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1147:9): [True: 0, False: 49.7k] ------------------ 1148| 0| return rc; 1149| 0| } 1150| | 1151| 49.7k| va_start(ap, argc); 1152| 49.7k| rc = ssh_buffer_pack_va(buffer, format, argc, ap); 1153| 49.7k| va_end(ap); 1154| | 1155| 49.7k| return rc; 1156| 49.7k|} ssh_buffer_unpack_va: 1173| 34.5k|{ 1174| 34.5k| int rc = SSH_ERROR; ------------------ | | 317| 34.5k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1175| 34.5k| const char *p = format, *last = NULL; 1176| 34.5k| union { 1177| 34.5k| uint8_t *byte; 1178| 34.5k| uint16_t *word; 1179| 34.5k| uint32_t *dword; 1180| 34.5k| uint64_t *qword; 1181| 34.5k| ssh_string *string; 1182| 34.5k| char **cstring; 1183| 34.5k| bignum *bignum; 1184| 34.5k| void **data; 1185| 34.5k| } o; 1186| 34.5k| size_t len; 1187| 34.5k| uint32_t rlen, max_len; 1188| 34.5k| ssh_string tmp_string = NULL; 1189| 34.5k| va_list ap_copy; 1190| 34.5k| size_t count; 1191| | 1192| 34.5k| max_len = ssh_buffer_get_len(buffer); 1193| | 1194| | /* copy the argument list in case a rollback is needed */ 1195| 34.5k| va_copy(ap_copy, ap); 1196| | 1197| 34.5k| if (argc > 256) { ------------------ | Branch (1197:9): [True: 0, False: 34.5k] ------------------ 1198| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1199| 0| goto cleanup; 1200| 0| } 1201| | 1202| 73.4k| for (count = 0; *p != '\0'; p++, count++) { ------------------ | Branch (1202:21): [True: 68.1k, False: 5.28k] ------------------ 1203| | /* Invalid number of arguments passed */ 1204| 68.1k| if (count > argc) { ------------------ | Branch (1204:13): [True: 0, False: 68.1k] ------------------ 1205| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1206| 0| goto cleanup; 1207| 0| } 1208| | 1209| 68.1k| rc = SSH_ERROR; ------------------ | | 317| 68.1k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1210| 68.1k| switch (*p) { 1211| 33.7k| case 'b': ------------------ | Branch (1211:9): [True: 33.7k, False: 34.4k] ------------------ 1212| 33.7k| o.byte = va_arg(ap, uint8_t *); 1213| 33.7k| rlen = ssh_buffer_get_u8(buffer, o.byte); 1214| 33.7k| rc = rlen==1 ? SSH_OK : SSH_ERROR; ------------------ | | 316| 33.4k|#define SSH_OK 0 /* No error */ ------------------ rc = rlen==1 ? SSH_OK : SSH_ERROR; ------------------ | | 317| 34.0k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1214:18): [True: 33.4k, False: 303] ------------------ 1215| 33.7k| break; 1216| 0| case 'w': ------------------ | Branch (1216:9): [True: 0, False: 68.1k] ------------------ 1217| 0| o.word = va_arg(ap, uint16_t *); 1218| 0| rlen = ssh_buffer_get_data(buffer, o.word, sizeof(uint16_t)); 1219| 0| if (rlen == 2) { ------------------ | Branch (1219:17): [True: 0, False: 0] ------------------ 1220| 0| *o.word = ntohs(*o.word); 1221| 0| rc = SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 1222| 0| } 1223| 0| break; 1224| 686| case 'd': ------------------ | Branch (1224:9): [True: 686, False: 67.5k] ------------------ 1225| 686| o.dword = va_arg(ap, uint32_t *); 1226| 686| rlen = ssh_buffer_get_u32(buffer, o.dword); 1227| 686| if (rlen == 4) { ------------------ | Branch (1227:17): [True: 50, False: 636] ------------------ 1228| 50| *o.dword = ntohl(*o.dword); 1229| 50| rc = SSH_OK; ------------------ | | 316| 50|#define SSH_OK 0 /* No error */ ------------------ 1230| 50| } 1231| 686| break; 1232| 0| case 'q': ------------------ | Branch (1232:9): [True: 0, False: 68.1k] ------------------ 1233| 0| o.qword = va_arg(ap, uint64_t*); 1234| 0| rlen = ssh_buffer_get_u64(buffer, o.qword); 1235| 0| if (rlen == 8) { ------------------ | Branch (1235:17): [True: 0, False: 0] ------------------ 1236| 0| *o.qword = ntohll(*o.qword); ------------------ | | 488| 0| (((uint64_t)ntohl((x) & 0xFFFFFFFF) << 32) | ntohl((x) >> 32)) ------------------ 1237| 0| rc = SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 1238| 0| } 1239| 0| break; 1240| 60| case 'B': ------------------ | Branch (1240:9): [True: 60, False: 68.1k] ------------------ 1241| 60| o.bignum = va_arg(ap, bignum *); 1242| 60| *o.bignum = NULL; 1243| 60| tmp_string = ssh_buffer_get_ssh_string(buffer); 1244| 60| if (tmp_string == NULL) { ------------------ | Branch (1244:17): [True: 2, False: 58] ------------------ 1245| 2| break; 1246| 2| } 1247| 58| *o.bignum = ssh_make_string_bn(tmp_string); 1248| 58| ssh_string_burn(tmp_string); 1249| 58| SSH_STRING_FREE(tmp_string); ------------------ | | 915| 58| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 58, False: 0] | | | Branch (915:69): [Folded, False: 58] | | ------------------ ------------------ 1250| 58| rc = (*o.bignum != NULL) ? SSH_OK : SSH_ERROR; ------------------ | | 316| 58|#define SSH_OK 0 /* No error */ ------------------ rc = (*o.bignum != NULL) ? SSH_OK : SSH_ERROR; ------------------ | | 317| 58|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1250:18): [True: 58, False: 0] ------------------ 1251| 58| break; 1252| 329| case 'S': ------------------ | Branch (1252:9): [True: 329, False: 67.8k] ------------------ 1253| 329| o.string = va_arg(ap, ssh_string *); 1254| 329| *o.string = ssh_buffer_get_ssh_string(buffer); 1255| 329| rc = *o.string != NULL ? SSH_OK : SSH_ERROR; ------------------ | | 316| 320|#define SSH_OK 0 /* No error */ ------------------ rc = *o.string != NULL ? SSH_OK : SSH_ERROR; ------------------ | | 317| 338|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1255:18): [True: 320, False: 9] ------------------ 1256| 329| o.string = NULL; 1257| 329| break; 1258| 33.4k| case 's': { ------------------ | Branch (1258:9): [True: 33.4k, False: 34.7k] ------------------ 1259| 33.4k| uint32_t u32len = 0; 1260| | 1261| 33.4k| o.cstring = va_arg(ap, char **); 1262| 33.4k| *o.cstring = NULL; 1263| 33.4k| rlen = ssh_buffer_get_u32(buffer, &u32len); 1264| 33.4k| if (rlen != 4){ ------------------ | Branch (1264:17): [True: 27.8k, False: 5.60k] ------------------ 1265| 27.8k| break; 1266| 27.8k| } 1267| 5.60k| u32len = ntohl(u32len); 1268| 5.60k| if (u32len > max_len - 1) { ------------------ | Branch (1268:17): [True: 262, False: 5.34k] ------------------ 1269| 262| break; 1270| 262| } 1271| | 1272| 5.34k| rc = ssh_buffer_validate_length(buffer, u32len); 1273| 5.34k| if (rc != SSH_OK) { ------------------ | | 316| 5.34k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1273:17): [True: 270, False: 5.07k] ------------------ 1274| 270| break; 1275| 270| } 1276| | 1277| 5.07k| *o.cstring = malloc(u32len + 1); 1278| 5.07k| if (*o.cstring == NULL){ ------------------ | Branch (1278:17): [True: 0, False: 5.07k] ------------------ 1279| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1280| 0| break; 1281| 0| } 1282| 5.07k| rlen = ssh_buffer_get_data(buffer, *o.cstring, u32len); 1283| 5.07k| if (rlen != u32len) { ------------------ | Branch (1283:17): [True: 0, False: 5.07k] ------------------ 1284| 0| SAFE_FREE(*o.cstring); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1285| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1286| 0| break; 1287| 0| } 1288| 5.07k| (*o.cstring)[u32len] = '\0'; 1289| 5.07k| o.cstring = NULL; 1290| 5.07k| rc = SSH_OK; ------------------ | | 316| 5.07k|#define SSH_OK 0 /* No error */ ------------------ 1291| 5.07k| break; 1292| 5.07k| } 1293| 0| case 'P': ------------------ | Branch (1293:9): [True: 0, False: 68.1k] ------------------ 1294| 0| len = va_arg(ap, size_t); 1295| 0| if (len > max_len - 1) { ------------------ | Branch (1295:17): [True: 0, False: 0] ------------------ 1296| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1297| 0| break; 1298| 0| } 1299| | 1300| 0| rc = ssh_buffer_validate_length(buffer, len); 1301| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1301:17): [True: 0, False: 0] ------------------ 1302| 0| break; 1303| 0| } 1304| | 1305| 0| o.data = va_arg(ap, void **); 1306| 0| count++; 1307| | 1308| 0| *o.data = malloc(len); 1309| 0| if(*o.data == NULL){ ------------------ | Branch (1309:16): [True: 0, False: 0] ------------------ 1310| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1311| 0| break; 1312| 0| } 1313| 0| rlen = ssh_buffer_get_data(buffer, *o.data, (uint32_t)len); 1314| 0| if (rlen != len){ ------------------ | Branch (1314:17): [True: 0, False: 0] ------------------ 1315| 0| SAFE_FREE(*o.data); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1316| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1317| 0| break; 1318| 0| } 1319| 0| o.data = NULL; 1320| 0| rc = SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 1321| 0| break; 1322| 0| default: ------------------ | Branch (1322:9): [True: 0, False: 68.1k] ------------------ 1323| 0| SSH_LOG(SSH_LOG_TRACE, "Invalid buffer format %c", *p); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1324| 68.1k| } 1325| 68.1k| if (rc != SSH_OK) { ------------------ | | 316| 68.1k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1325:13): [True: 29.2k, False: 38.9k] ------------------ 1326| 29.2k| break; 1327| 29.2k| } 1328| 68.1k| } 1329| | 1330| 34.5k| if (argc != count) { ------------------ | Branch (1330:9): [True: 29.2k, False: 5.28k] ------------------ 1331| 29.2k| rc = SSH_ERROR; ------------------ | | 317| 29.2k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1332| 29.2k| } 1333| | 1334| 34.5k|cleanup: 1335| 34.5k| if (rc != SSH_ERROR){ ------------------ | | 317| 34.5k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1335:9): [True: 5.28k, False: 29.2k] ------------------ 1336| | /* Check if our canary is intact, if not something really bad happened */ 1337| 5.28k| uint32_t canary = va_arg(ap, uint32_t); 1338| 5.28k| if (canary != SSH_BUFFER_PACK_END){ ------------------ | | 28| 5.28k|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) ------------------ | Branch (1338:13): [True: 0, False: 5.28k] ------------------ 1339| 0| abort(); 1340| 0| } 1341| 5.28k| } 1342| | 1343| 34.5k| if (rc != SSH_OK){ ------------------ | | 316| 34.5k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1343:9): [True: 29.2k, False: 5.28k] ------------------ 1344| | /* Reset the format string and erase everything that was allocated */ 1345| 29.2k| last = p; 1346| 57.6k| for(p=format;psecure) { ------------------ | Branch (1350:21): [True: 0, False: 28.3k] ------------------ 1351| 0| ssh_burn(o.byte, sizeof(uint8_t)); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1352| 0| break; 1353| 0| } 1354| 28.3k| break; 1355| 28.3k| case 'w': ------------------ | Branch (1355:13): [True: 0, False: 28.3k] ------------------ 1356| 0| o.word = va_arg(ap_copy, uint16_t *); 1357| 0| if (buffer->secure) { ------------------ | Branch (1357:21): [True: 0, False: 0] ------------------ 1358| 0| ssh_burn(o.word, sizeof(uint16_t)); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1359| 0| break; 1360| 0| } 1361| 0| break; 1362| 0| case 'd': ------------------ | Branch (1362:13): [True: 0, False: 28.3k] ------------------ 1363| 0| o.dword = va_arg(ap_copy, uint32_t *); 1364| 0| if (buffer->secure) { ------------------ | Branch (1364:21): [True: 0, False: 0] ------------------ 1365| 0| ssh_burn(o.dword, sizeof(uint32_t)); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1366| 0| break; 1367| 0| } 1368| 0| break; 1369| 0| case 'q': ------------------ | Branch (1369:13): [True: 0, False: 28.3k] ------------------ 1370| 0| o.qword = va_arg(ap_copy, uint64_t *); 1371| 0| if (buffer->secure) { ------------------ | Branch (1371:21): [True: 0, False: 0] ------------------ 1372| 0| ssh_burn(o.qword, sizeof(uint64_t)); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1373| 0| break; 1374| 0| } 1375| 0| break; 1376| 4| case 'B': ------------------ | Branch (1376:13): [True: 4, False: 28.3k] ------------------ 1377| 4| o.bignum = va_arg(ap_copy, bignum *); 1378| 4| bignum_safe_free(*o.bignum); ------------------ | | 71| 4|#define bignum_safe_free(num) do { \ | | 72| 4| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 4, False: 0] | | ------------------ | | 73| 4| BN_clear_free((num)); \ | | 74| 4| (num)=NULL; \ | | 75| 4| } \ | | 76| 4| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 4] | | ------------------ ------------------ 1379| 4| break; 1380| 4| case 'S': ------------------ | Branch (1380:13): [True: 4, False: 28.3k] ------------------ 1381| 4| o.string = va_arg(ap_copy, ssh_string *); 1382| 4| if (buffer->secure) { ------------------ | Branch (1382:21): [True: 0, False: 4] ------------------ 1383| 0| ssh_string_burn(*o.string); 1384| 0| } 1385| 4| SAFE_FREE(*o.string); ------------------ | | 373| 4|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 4, False: 0] | | | Branch (373:71): [Folded, False: 4] | | ------------------ ------------------ 1386| 4| break; 1387| 0| case 's': ------------------ | Branch (1387:13): [True: 0, False: 28.3k] ------------------ 1388| 0| o.cstring = va_arg(ap_copy, char **); 1389| 0| if (buffer->secure) { ------------------ | Branch (1389:21): [True: 0, False: 0] ------------------ 1390| 0| ssh_burn(*o.cstring, strlen(*o.cstring)); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1391| 0| } 1392| 0| SAFE_FREE(*o.cstring); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1393| 0| break; 1394| 0| case 'P': ------------------ | Branch (1394:13): [True: 0, False: 28.3k] ------------------ 1395| 0| len = va_arg(ap_copy, size_t); 1396| 0| o.data = va_arg(ap_copy, void **); 1397| 0| if (buffer->secure) { ------------------ | Branch (1397:21): [True: 0, False: 0] ------------------ 1398| 0| ssh_burn(*o.data, len); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1399| 0| } 1400| 0| SAFE_FREE(*o.data); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1401| 0| break; 1402| 0| default: ------------------ | Branch (1402:13): [True: 0, False: 28.3k] ------------------ 1403| 0| (void)va_arg(ap_copy, void *); 1404| 0| break; 1405| 28.3k| } 1406| 28.3k| } 1407| 29.2k| } 1408| 34.5k| va_end(ap_copy); 1409| | 1410| 34.5k| return rc; 1411| 34.5k|} _ssh_buffer_unpack: 1439| 34.5k|{ 1440| 34.5k| va_list ap; 1441| 34.5k| int rc; 1442| | 1443| 34.5k| va_start(ap, argc); 1444| 34.5k| rc = ssh_buffer_unpack_va(buffer, format, argc, ap); 1445| | va_end(ap); 1446| 34.5k| return rc; 1447| 34.5k|} buffer.c:realloc_buffer: 188| 10.7k|{ 189| 10.7k| uint32_t smallest = 1; 190| 10.7k| uint8_t *new = NULL; 191| | 192| 10.7k| buffer_verify(buffer); 193| | 194| | /* Find the smallest power of two which is greater or equal to needed */ 195| 100k| while(smallest <= needed) { ------------------ | Branch (195:11): [True: 89.3k, False: 10.7k] ------------------ 196| 89.3k| if (smallest == 0) { ------------------ | Branch (196:13): [True: 0, False: 89.3k] ------------------ 197| 0| return -1; 198| 0| } 199| 89.3k| smallest <<= 1; 200| 89.3k| } 201| 10.7k| needed = smallest; 202| | 203| 10.7k| if (needed > BUFFER_SIZE_MAX) { ------------------ | | 57| 10.7k|#define BUFFER_SIZE_MAX 0x10000000 ------------------ | Branch (203:9): [True: 0, False: 10.7k] ------------------ 204| 0| return -1; 205| 0| } 206| | 207| 10.7k| if (buffer->secure) { ------------------ | Branch (207:9): [True: 79, False: 10.6k] ------------------ 208| 79| new = malloc(needed); 209| 79| if (new == NULL) { ------------------ | Branch (209:13): [True: 0, False: 79] ------------------ 210| 0| return -1; 211| 0| } 212| 79| memcpy(new, buffer->data, buffer->used); 213| 79| ssh_burn(buffer->data, buffer->used); ------------------ | | 388| 79|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 214| 79| SAFE_FREE(buffer->data); ------------------ | | 373| 79|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 79, False: 0] | | | Branch (373:71): [Folded, False: 79] | | ------------------ ------------------ 215| 10.6k| } else { 216| 10.6k| new = realloc(buffer->data, needed); 217| 10.6k| if (new == NULL) { ------------------ | Branch (217:13): [True: 25, False: 10.6k] ------------------ 218| 25| return -1; 219| 25| } 220| 10.6k| } 221| 10.7k| buffer->data = new; 222| 10.7k| buffer->allocated = needed; 223| | 224| 10.7k| buffer_verify(buffer); 225| 10.7k| return 0; 226| 10.7k|} buffer.c:buffer_shift: 233| 409|{ 234| 409| size_t burn_pos = buffer->pos; 235| | 236| 409| buffer_verify(buffer); 237| | 238| 409| if (buffer->pos == 0) { ------------------ | Branch (238:9): [True: 0, False: 409] ------------------ 239| 0| return; 240| 0| } 241| 409| memmove(buffer->data, 242| 409| buffer->data + buffer->pos, 243| 409| buffer->used - buffer->pos); 244| 409| buffer->used -= buffer->pos; 245| 409| buffer->pos = 0; 246| | 247| 409| if (buffer->secure) { ------------------ | Branch (247:9): [True: 0, False: 409] ------------------ 248| 0| void *ptr = buffer->data + buffer->used; 249| 0| ssh_burn(ptr, burn_pos); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 250| 0| } 251| | 252| 409| buffer_verify(buffer); 253| 409|} buffer.c:ssh_buffer_pack_allocate_va: 880| 49.7k|{ 881| 49.7k| const char *p = NULL; 882| 49.7k| ssh_string string = NULL; 883| 49.7k| char *cstring = NULL; 884| 49.7k| bignum b = NULL; 885| 49.7k| size_t needed_size = 0; 886| 49.7k| size_t len; 887| 49.7k| size_t count; 888| 49.7k| int rc = SSH_OK; ------------------ | | 316| 49.7k|#define SSH_OK 0 /* No error */ ------------------ 889| | 890| 150k| for (p = format, count = 0; *p != '\0'; p++, count++) { ------------------ | Branch (890:33): [True: 101k, False: 49.7k] ------------------ 891| | /* Invalid number of arguments passed */ 892| 101k| if (count > argc) { ------------------ | Branch (892:13): [True: 0, False: 101k] ------------------ 893| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 894| 0| } 895| | 896| 101k| switch(*p) { 897| 49.2k| case 'b': ------------------ | Branch (897:9): [True: 49.2k, False: 51.8k] ------------------ 898| 49.2k| va_arg(ap, unsigned int); 899| 49.2k| needed_size += sizeof(uint8_t); 900| 49.2k| break; 901| 0| case 'w': ------------------ | Branch (901:9): [True: 0, False: 101k] ------------------ 902| 0| va_arg(ap, unsigned int); 903| 0| needed_size += sizeof(uint16_t); 904| 0| break; 905| 48.8k| case 'd': ------------------ | Branch (905:9): [True: 48.8k, False: 52.2k] ------------------ 906| 48.8k| va_arg(ap, uint32_t); 907| 48.8k| needed_size += sizeof(uint32_t); 908| 48.8k| break; 909| 0| case 'q': ------------------ | Branch (909:9): [True: 0, False: 101k] ------------------ 910| 0| va_arg(ap, uint64_t); 911| 0| needed_size += sizeof(uint64_t); 912| 0| break; 913| 216| case 'S': ------------------ | Branch (913:9): [True: 216, False: 100k] ------------------ 914| 216| string = va_arg(ap, ssh_string); 915| 216| needed_size += sizeof(uint32_t) + ssh_string_len(string); 916| 216| string = NULL; 917| 216| break; 918| 1.34k| case 's': ------------------ | Branch (918:9): [True: 1.34k, False: 99.7k] ------------------ 919| 1.34k| cstring = va_arg(ap, char *); 920| 1.34k| needed_size += sizeof(uint32_t) + strlen(cstring); 921| 1.34k| cstring = NULL; 922| 1.34k| break; 923| 1.17k| case 'P': ------------------ | Branch (923:9): [True: 1.17k, False: 99.9k] ------------------ 924| 1.17k| len = va_arg(ap, size_t); 925| 1.17k| needed_size += len; 926| 1.17k| va_arg(ap, void *); 927| 1.17k| count++; /* increase argument count */ 928| 1.17k| break; 929| 237| case 'B': ------------------ | Branch (929:9): [True: 237, False: 100k] ------------------ 930| 237| b = va_arg(ap, bignum); 931| | /* The bignum bytes + 1 for possible padding */ 932| 237| needed_size += sizeof(uint32_t) + bignum_num_bytes(b) + 1; ------------------ | | 98| 237|#define bignum_num_bytes(num) (size_t)BN_num_bytes(num) ------------------ 933| 237| break; 934| 0| case 't': ------------------ | Branch (934:9): [True: 0, False: 101k] ------------------ 935| 0| cstring = va_arg(ap, char *); 936| 0| needed_size += strlen(cstring); 937| 0| cstring = NULL; 938| 0| break; 939| 0| default: ------------------ | Branch (939:9): [True: 0, False: 101k] ------------------ 940| 0| SSH_LOG(SSH_LOG_TRACE, "Invalid buffer format %c", *p); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 941| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 942| 101k| } 943| 101k| if (rc != SSH_OK){ ------------------ | | 316| 101k|#define SSH_OK 0 /* No error */ ------------------ | Branch (943:13): [True: 0, False: 101k] ------------------ 944| 0| break; 945| 0| } 946| 101k| } 947| | 948| 49.7k| if (argc != count) { ------------------ | Branch (948:9): [True: 0, False: 49.7k] ------------------ 949| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 950| 0| } 951| | 952| 49.7k| if (rc != SSH_ERROR){ ------------------ | | 317| 49.7k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (952:9): [True: 49.7k, False: 0] ------------------ 953| | /* 954| | * Check if our canary is intact, if not, something really bad happened. 955| | */ 956| 49.7k| uint32_t canary = va_arg(ap, uint32_t); 957| 49.7k| if (canary != SSH_BUFFER_PACK_END) { ------------------ | | 28| 49.7k|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) ------------------ | Branch (957:13): [True: 0, False: 49.7k] ------------------ 958| 0| abort(); 959| 0| } 960| 49.7k| } 961| | 962| 49.7k| rc = ssh_buffer_allocate_size(buffer, (uint32_t)needed_size); 963| 49.7k| if (rc != 0) { ------------------ | Branch (963:9): [True: 0, False: 49.7k] ------------------ 964| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 965| 0| } 966| | 967| 49.7k| return SSH_OK; ------------------ | | 316| 49.7k|#define SSH_OK 0 /* No error */ ------------------ 968| 49.7k|} buffer.c:ssh_buffer_pack_va: 987| 49.7k|{ 988| 49.7k| int rc = SSH_ERROR; ------------------ | | 317| 49.7k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 989| 49.7k| const char *p = NULL; 990| 49.7k| union { 991| 49.7k| uint8_t byte; 992| 49.7k| uint16_t word; 993| 49.7k| uint32_t dword; 994| 49.7k| uint64_t qword; 995| 49.7k| ssh_string string; 996| 49.7k| void *data; 997| 49.7k| } o; 998| 49.7k| char *cstring = NULL; 999| 49.7k| bignum b; 1000| 49.7k| size_t len; 1001| 49.7k| size_t count; 1002| | 1003| 49.7k| if (argc > 256) { ------------------ | Branch (1003:9): [True: 0, False: 49.7k] ------------------ 1004| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1005| 0| } 1006| | 1007| 150k| for (p = format, count = 0; *p != '\0'; p++, count++) { ------------------ | Branch (1007:33): [True: 101k, False: 49.7k] ------------------ 1008| | /* Invalid number of arguments passed */ 1009| 101k| if (count > argc) { ------------------ | Branch (1009:13): [True: 0, False: 101k] ------------------ 1010| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1011| 0| } 1012| | 1013| 101k| switch(*p) { 1014| 49.2k| case 'b': ------------------ | Branch (1014:9): [True: 49.2k, False: 51.8k] ------------------ 1015| 49.2k| o.byte = (uint8_t)va_arg(ap, unsigned int); 1016| 49.2k| rc = ssh_buffer_add_u8(buffer, o.byte); 1017| 49.2k| break; 1018| 0| case 'w': ------------------ | Branch (1018:9): [True: 0, False: 101k] ------------------ 1019| 0| o.word = (uint16_t)va_arg(ap, unsigned int); 1020| 0| o.word = htons(o.word); 1021| 0| rc = ssh_buffer_add_u16(buffer, o.word); 1022| 0| break; 1023| 48.8k| case 'd': ------------------ | Branch (1023:9): [True: 48.8k, False: 52.2k] ------------------ 1024| 48.8k| o.dword = va_arg(ap, uint32_t); 1025| 48.8k| o.dword = htonl(o.dword); 1026| 48.8k| rc = ssh_buffer_add_u32(buffer, o.dword); 1027| 48.8k| break; 1028| 0| case 'q': ------------------ | Branch (1028:9): [True: 0, False: 101k] ------------------ 1029| 0| o.qword = va_arg(ap, uint64_t); 1030| 0| o.qword = htonll(o.qword); ------------------ | | 479| 0| (((uint64_t)htonl((x) & 0xFFFFFFFF) << 32) | htonl((x) >> 32)) ------------------ 1031| 0| rc = ssh_buffer_add_u64(buffer, o.qword); 1032| 0| break; 1033| 216| case 'S': ------------------ | Branch (1033:9): [True: 216, False: 100k] ------------------ 1034| 216| o.string = va_arg(ap, ssh_string); 1035| 216| rc = ssh_buffer_add_ssh_string(buffer, o.string); 1036| 216| o.string = NULL; 1037| 216| break; 1038| 1.34k| case 's': ------------------ | Branch (1038:9): [True: 1.34k, False: 99.7k] ------------------ 1039| 1.34k| cstring = va_arg(ap, char *); 1040| 1.34k| len = strlen(cstring); 1041| 1.34k| if (len > UINT32_MAX) { ------------------ | Branch (1041:17): [True: 0, False: 1.34k] ------------------ 1042| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1043| 0| break; 1044| 0| } 1045| 1.34k| o.dword = (uint32_t)len; 1046| 1.34k| rc = ssh_buffer_add_u32(buffer, htonl(o.dword)); 1047| 1.34k| if (rc == SSH_OK){ ------------------ | | 316| 1.34k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1047:17): [True: 1.34k, False: 0] ------------------ 1048| 1.34k| rc = ssh_buffer_add_data(buffer, cstring, o.dword); 1049| 1.34k| } 1050| 1.34k| cstring = NULL; 1051| 1.34k| break; 1052| 1.17k| case 'P': ------------------ | Branch (1052:9): [True: 1.17k, False: 99.9k] ------------------ 1053| 1.17k| len = va_arg(ap, size_t); 1054| 1.17k| if (len > UINT32_MAX) { ------------------ | Branch (1054:17): [True: 0, False: 1.17k] ------------------ 1055| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1056| 0| break; 1057| 0| } 1058| | 1059| 1.17k| o.data = va_arg(ap, void *); 1060| 1.17k| count++; /* increase argument count */ 1061| | 1062| 1.17k| rc = ssh_buffer_add_data(buffer, o.data, (uint32_t)len); 1063| 1.17k| o.data = NULL; 1064| 1.17k| break; 1065| 237| case 'B': ------------------ | Branch (1065:9): [True: 237, False: 100k] ------------------ 1066| 237| b = va_arg(ap, bignum); 1067| 237| o.string = ssh_make_bignum_string(b); 1068| 237| if(o.string == NULL){ ------------------ | Branch (1068:16): [True: 0, False: 237] ------------------ 1069| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1070| 0| break; 1071| 0| } 1072| 237| rc = ssh_buffer_add_ssh_string(buffer, o.string); 1073| 237| SAFE_FREE(o.string); ------------------ | | 373| 237|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 237, False: 0] | | | Branch (373:71): [Folded, False: 237] | | ------------------ ------------------ 1074| 237| break; 1075| 0| case 't': ------------------ | Branch (1075:9): [True: 0, False: 101k] ------------------ 1076| 0| cstring = va_arg(ap, char *); 1077| 0| len = strlen(cstring); 1078| 0| if (len > UINT32_MAX) { ------------------ | Branch (1078:17): [True: 0, False: 0] ------------------ 1079| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1080| 0| break; 1081| 0| } 1082| 0| rc = ssh_buffer_add_data(buffer, cstring, (uint32_t)len); 1083| 0| cstring = NULL; 1084| 0| break; 1085| 0| default: ------------------ | Branch (1085:9): [True: 0, False: 101k] ------------------ 1086| 0| SSH_LOG(SSH_LOG_TRACE, "Invalid buffer format %c", *p); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1087| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1088| 101k| } 1089| 101k| if (rc != SSH_OK){ ------------------ | | 316| 101k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1089:13): [True: 0, False: 101k] ------------------ 1090| 0| break; 1091| 0| } 1092| 101k| } 1093| | 1094| 49.7k| if (argc != count) { ------------------ | Branch (1094:9): [True: 0, False: 49.7k] ------------------ 1095| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1096| 0| } 1097| | 1098| 49.7k| if (rc != SSH_ERROR){ ------------------ | | 317| 49.7k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1098:9): [True: 49.7k, False: 0] ------------------ 1099| | /* Check if our canary is intact, if not something really bad happened */ 1100| 49.7k| uint32_t canary = va_arg(ap, uint32_t); 1101| 49.7k| if (canary != SSH_BUFFER_PACK_END) { ------------------ | | 28| 49.7k|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) ------------------ | Branch (1101:13): [True: 0, False: 49.7k] ------------------ 1102| 0| abort(); 1103| 0| } 1104| 49.7k| } 1105| 49.7k| return rc; 1106| 49.7k|} _ssh_remove_legacy_log_cb: 49| 884|{ 50| 884| if (ssh_get_log_callback() == ssh_legacy_log_callback) { ------------------ | Branch (50:9): [True: 0, False: 884] ------------------ 51| 0| _ssh_reset_log_cb(); 52| | ssh_set_log_userdata(NULL); 53| 0| } 54| 884|} ssh_set_callbacks: 57| 579|{ 58| 579| if (session == NULL || cb == NULL) { ------------------ | Branch (58:9): [True: 0, False: 579] | Branch (58:28): [True: 0, False: 579] ------------------ 59| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 60| 0| } 61| | 62| 579| if (!is_callback_valid(session, cb)) { ------------------ | | 31| 579| (cb->size > 0 || cb->size <= 1024 * sizeof(void *)) | | ------------------ | | | Branch (31:6): [True: 579, False: 0] | | | Branch (31:22): [True: 0, False: 0] | | ------------------ ------------------ 63| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 64| 0| SSH_FATAL, 65| 0| "Invalid callback passed in (badly initialized)"); 66| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 67| 579| }; 68| 579| session->common.callbacks = cb; 69| | 70| | /* LEGACY */ 71| 579| if (ssh_get_log_callback() == NULL && cb->log_function) { ------------------ | Branch (71:9): [True: 579, False: 0] | Branch (71:43): [True: 0, False: 579] ------------------ 72| 0| ssh_set_log_callback(ssh_legacy_log_callback); 73| 0| ssh_set_log_userdata(session); 74| 0| } 75| | 76| 579| return 0; 77| 579|} ssh_channel_free: 1294| 1.14k|{ 1295| 1.14k| ssh_session session = NULL; 1296| | 1297| 1.14k| if (channel == NULL) { ------------------ | Branch (1297:9): [True: 1.14k, False: 0] ------------------ 1298| 1.14k| return; 1299| 1.14k| } 1300| | 1301| 0| session = channel->session; 1302| 0| if (session->alive) { ------------------ | Branch (1302:9): [True: 0, False: 0] ------------------ 1303| 0| bool send_close = false; 1304| | 1305| 0| switch (channel->state) { 1306| 0| case SSH_CHANNEL_STATE_OPEN: ------------------ | Branch (1306:9): [True: 0, False: 0] ------------------ 1307| 0| send_close = true; 1308| 0| break; 1309| 0| case SSH_CHANNEL_STATE_CLOSED: ------------------ | Branch (1309:9): [True: 0, False: 0] ------------------ 1310| 0| if (channel->flags & SSH_CHANNEL_FLAG_CLOSED_REMOTE) { ------------------ | | 55| 0|#define SSH_CHANNEL_FLAG_CLOSED_REMOTE 0x0001 ------------------ | Branch (1310:17): [True: 0, False: 0] ------------------ 1311| 0| send_close = true; 1312| 0| } 1313| 0| if (channel->flags & SSH_CHANNEL_FLAG_CLOSED_LOCAL) { ------------------ | | 58| 0|#define SSH_CHANNEL_FLAG_CLOSED_LOCAL 0x0002 ------------------ | Branch (1313:17): [True: 0, False: 0] ------------------ 1314| 0| send_close = false; 1315| 0| } 1316| 0| break; 1317| 0| default: ------------------ | Branch (1317:9): [True: 0, False: 0] ------------------ 1318| 0| send_close = false; 1319| 0| break; 1320| 0| } 1321| | 1322| 0| if (send_close) { ------------------ | Branch (1322:13): [True: 0, False: 0] ------------------ 1323| 0| ssh_channel_close(channel); 1324| 0| } 1325| 0| } 1326| 0| channel->flags |= SSH_CHANNEL_FLAG_FREED_LOCAL; ------------------ | | 61| 0|#define SSH_CHANNEL_FLAG_FREED_LOCAL 0x0004 ------------------ 1327| | 1328| 0| if (channel->callbacks != NULL) { ------------------ | Branch (1328:9): [True: 0, False: 0] ------------------ 1329| 0| ssh_list_free(channel->callbacks); 1330| 0| channel->callbacks = NULL; 1331| 0| } 1332| | 1333| | /* The idea behind the flags is the following : it is well possible 1334| | * that a client closes a channel that still exists on the server side. 1335| | * We definitively close the channel when we receive a close message *and* 1336| | * the user closed it. 1337| | */ 1338| 0| if ((channel->flags & SSH_CHANNEL_FLAG_CLOSED_REMOTE) || ------------------ | | 55| 0|#define SSH_CHANNEL_FLAG_CLOSED_REMOTE 0x0001 ------------------ | Branch (1338:9): [True: 0, False: 0] ------------------ 1339| 0| (channel->flags & SSH_CHANNEL_FLAG_NOT_BOUND)) { ------------------ | | 64| 0|#define SSH_CHANNEL_FLAG_NOT_BOUND 0x0008 ------------------ | Branch (1339:9): [True: 0, False: 0] ------------------ 1340| 0| ssh_channel_do_free(channel); 1341| 0| } 1342| 0|} ssh_send_banner: 187| 579|{ 188| 579| const char *banner = CLIENT_BANNER_SSH2; ------------------ | | 223| 579|#define CLIENT_BANNER_SSH2 "SSH-2.0-libssh_" SSH_STRINGIFY(LIBSSH_VERSION) | | ------------------ | | | | 71| 579|#define SSH_STRINGIFY(s) SSH_TOSTRING(s) | | | | ------------------ | | | | | | 72| 579|#define SSH_TOSTRING(s) #s | | | | ------------------ | | ------------------ ------------------ 189| 579| const char *terminator = "\r\n"; 190| | /* The maximum banner length is 255 for SSH2 */ 191| 579| char buffer[256] = {0}; 192| 579| size_t len; 193| 579| int rc = SSH_ERROR; ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 194| | 195| 579| if (server == 1) { ------------------ | Branch (195:9): [True: 0, False: 579] ------------------ 196| 0| if (session->server_opts.custombanner == NULL) { ------------------ | Branch (196:13): [True: 0, False: 0] ------------------ 197| 0| session->serverbanner = strdup(banner); 198| 0| if (session->serverbanner == NULL) { ------------------ | Branch (198:17): [True: 0, False: 0] ------------------ 199| 0| goto end; 200| 0| } 201| 0| } else { 202| 0| len = strlen(session->server_opts.custombanner); 203| 0| session->serverbanner = malloc(len + 8 + 1); 204| 0| if(session->serverbanner == NULL) { ------------------ | Branch (204:16): [True: 0, False: 0] ------------------ 205| 0| goto end; 206| 0| } 207| 0| snprintf(session->serverbanner, 208| 0| len + 8 + 1, 209| 0| "SSH-2.0-%s", 210| 0| session->server_opts.custombanner); 211| 0| } 212| | 213| 0| snprintf(buffer, 214| 0| sizeof(buffer), 215| 0| "%s%s", 216| 0| session->serverbanner, 217| 0| terminator); 218| 579| } else { 219| 579| session->clientbanner = strdup(banner); 220| 579| if (session->clientbanner == NULL) { ------------------ | Branch (220:13): [True: 0, False: 579] ------------------ 221| 0| goto end; 222| 0| } 223| | 224| 579| snprintf(buffer, 225| 579| sizeof(buffer), 226| 579| "%s%s", 227| 579| session->clientbanner, 228| 579| terminator); 229| 579| } 230| | 231| 579| rc = ssh_socket_write(session->socket, buffer, (uint32_t)strlen(buffer)); 232| 579| if (rc == SSH_ERROR) { ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (232:9): [True: 0, False: 579] ------------------ 233| 0| goto end; 234| 0| } 235| 579|#ifdef WITH_PCAP 236| 579| if (session->pcap_ctx != NULL) { ------------------ | Branch (236:9): [True: 0, False: 579] ------------------ 237| 0| ssh_pcap_context_write(session->pcap_ctx, 238| 0| SSH_PCAP_DIR_OUT, 239| 0| buffer, 240| 0| (uint32_t)strlen(buffer), 241| 0| (uint32_t)strlen(buffer)); 242| 0| } 243| 579|#endif 244| | 245| 579| rc = SSH_OK; ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ 246| 579|end: 247| 579| return rc; 248| 579|} dh_handshake: 258| 295|{ 259| 295| int rc = SSH_AGAIN; ------------------ | | 318| 295|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ 260| | 261| 295| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 295| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 262| 295| "dh_handshake_state = %d, kex_type = %d", 263| 295| session->dh_handshake_state, 264| 295| session->next_crypto->kex_type); 265| | 266| 295| switch (session->dh_handshake_state) { 267| 295| case DH_STATE_INIT: ------------------ | Branch (267:5): [True: 295, False: 0] ------------------ 268| 295| switch (session->next_crypto->kex_type) { 269| |#ifdef WITH_GSSAPI 270| | case SSH_GSS_KEX_DH_GROUP14_SHA256: 271| | case SSH_GSS_KEX_DH_GROUP16_SHA512: 272| | case SSH_GSS_KEX_ECDH_NISTP256_SHA256: 273| | case SSH_GSS_KEX_CURVE25519_SHA256: 274| | rc = ssh_client_gss_kex_init(session); 275| | break; 276| |#endif 277| 0| case SSH_KEX_DH_GROUP1_SHA1: ------------------ | Branch (277:9): [True: 0, False: 295] ------------------ 278| 0| case SSH_KEX_DH_GROUP14_SHA1: ------------------ | Branch (278:9): [True: 0, False: 295] ------------------ 279| 17| case SSH_KEX_DH_GROUP14_SHA256: ------------------ | Branch (279:9): [True: 17, False: 278] ------------------ 280| 45| case SSH_KEX_DH_GROUP16_SHA512: ------------------ | Branch (280:9): [True: 28, False: 267] ------------------ 281| 57| case SSH_KEX_DH_GROUP18_SHA512: ------------------ | Branch (281:9): [True: 12, False: 283] ------------------ 282| 57| rc = ssh_client_dh_init(session); 283| 57| break; 284| 0|#ifdef WITH_GEX 285| 0| case SSH_KEX_DH_GEX_SHA1: ------------------ | Branch (285:9): [True: 0, False: 295] ------------------ 286| 6| case SSH_KEX_DH_GEX_SHA256: ------------------ | Branch (286:9): [True: 6, False: 289] ------------------ 287| 6| rc = ssh_client_dhgex_init(session); 288| 6| break; 289| 0|#endif /* WITH_GEX */ 290| 0|#ifdef HAVE_ECDH 291| 6| case SSH_KEX_ECDH_SHA2_NISTP256: ------------------ | Branch (291:9): [True: 6, False: 289] ------------------ 292| 8| case SSH_KEX_ECDH_SHA2_NISTP384: ------------------ | Branch (292:9): [True: 2, False: 293] ------------------ 293| 11| case SSH_KEX_ECDH_SHA2_NISTP521: ------------------ | Branch (293:9): [True: 3, False: 292] ------------------ 294| 11| rc = ssh_client_ecdh_init(session); 295| 11| break; 296| 0|#endif 297| 0|#ifdef HAVE_CURVE25519 298| 10| case SSH_KEX_CURVE25519_SHA256: ------------------ | Branch (298:9): [True: 10, False: 285] ------------------ 299| 73| case SSH_KEX_CURVE25519_SHA256_LIBSSH_ORG: ------------------ | Branch (299:9): [True: 63, False: 232] ------------------ 300| 73| rc = ssh_client_curve25519_init(session); 301| 73| break; 302| 0|#endif 303| 0|#ifdef HAVE_SNTRUP761 304| 26| case SSH_KEX_SNTRUP761X25519_SHA512: ------------------ | Branch (304:9): [True: 26, False: 269] ------------------ 305| 27| case SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM: ------------------ | Branch (305:9): [True: 1, False: 294] ------------------ 306| 27| rc = ssh_client_sntrup761x25519_init(session); 307| 27| break; 308| 0|#endif 309| 4| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (309:9): [True: 4, False: 291] ------------------ 310| 121| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (310:9): [True: 117, False: 178] ------------------ 311| |#ifdef HAVE_MLKEM1024 312| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 313| |#endif 314| 121| rc = ssh_client_hybrid_mlkem_init(session); 315| 121| break; 316| 0| default: ------------------ | Branch (316:9): [True: 0, False: 295] ------------------ 317| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 318| 295| } 319| | 320| 295| break; 321| 295| case DH_STATE_INIT_SENT: ------------------ | Branch (321:5): [True: 0, False: 295] ------------------ 322| | /* wait until ssh_packet_dh_reply is called */ 323| 0| break; 324| 0| case DH_STATE_NEWKEYS_SENT: ------------------ | Branch (324:5): [True: 0, False: 295] ------------------ 325| | /* wait until ssh_packet_newkeys is called */ 326| 0| break; 327| 0| case DH_STATE_FINISHED: ------------------ | Branch (327:5): [True: 0, False: 295] ------------------ 328| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 329| 0| default: ------------------ | Branch (329:5): [True: 0, False: 295] ------------------ 330| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 331| 0| SSH_FATAL, 332| 0| "Invalid state in dh_handshake(): %d", 333| 0| session->dh_handshake_state); 334| | 335| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 336| 295| } 337| | 338| 295| return rc; 339| 295|} ssh_connect: 556| 579|{ 557| 579| int ret; 558| | 559| 579| if (!is_ssh_initialized()) { ------------------ | Branch (559:9): [True: 0, False: 579] ------------------ 560| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 561| 0| "Library not initialized."); 562| | 563| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 564| 0| } 565| | 566| 579| if (session == NULL) { ------------------ | Branch (566:9): [True: 0, False: 579] ------------------ 567| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 568| 0| } 569| | 570| 579| switch(session->pending_call_state) { 571| 579| case SSH_PENDING_CALL_NONE: ------------------ | Branch (571:5): [True: 579, False: 0] ------------------ 572| 579| break; 573| 0| case SSH_PENDING_CALL_CONNECT: ------------------ | Branch (573:5): [True: 0, False: 579] ------------------ 574| 0| goto pending; 575| 0| default: ------------------ | Branch (575:5): [True: 0, False: 579] ------------------ 576| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 577| 0| "Bad call during pending SSH call in ssh_connect"); 578| | 579| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 580| 579| } 581| 579| session->alive = 0; 582| 579| session->client = 1; 583| | 584| 579| if (session->opts.fd == SSH_INVALID_SOCKET && ------------------ | | 124| 1.15k|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ | Branch (584:9): [True: 0, False: 579] ------------------ 585| 0| session->opts.originalhost == NULL && ------------------ | Branch (585:9): [True: 0, False: 0] ------------------ 586| 0| session->opts.ProxyCommand == NULL) { ------------------ | Branch (586:9): [True: 0, False: 0] ------------------ 587| 0| ssh_set_error(session, SSH_FATAL, "Hostname required"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 588| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 589| 0| } 590| | 591| | /* If the system configuration files were not yet processed, do it now */ 592| 579| if (!session->opts.config_processed) { ------------------ | Branch (592:9): [True: 0, False: 579] ------------------ 593| 0| ret = ssh_options_parse_config(session, NULL); 594| 0| if (ret != 0) { ------------------ | Branch (594:13): [True: 0, False: 0] ------------------ 595| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 596| 0| "Failed to process system configuration files"); 597| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 598| 0| } 599| 0| } 600| | 601| 579| ret = ssh_options_apply(session); 602| 579| if (ret < 0) { ------------------ | Branch (602:9): [True: 0, False: 579] ------------------ 603| 0| ssh_set_error(session, SSH_FATAL, "Couldn't apply options"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 604| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 605| 0| } 606| | 607| 579| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 579| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 608| 579| "libssh %s, using threading %s", 609| 579| ssh_copyright(), 610| 579| ssh_threads_get_type()); 611| | 612| 579| session->ssh_connection_callback = ssh_client_connection_callback; 613| 579| session->session_state = SSH_SESSION_STATE_CONNECTING; 614| 579| ssh_socket_set_callbacks(session->socket, &session->socket_callbacks); 615| 579| session->socket_callbacks.connected = socket_callback_connected; 616| 579| session->socket_callbacks.data = callback_receive_banner; 617| 579| session->socket_callbacks.exception = ssh_socket_exception_callback; 618| 579| session->socket_callbacks.userdata = session; 619| | 620| 579| if (session->opts.fd != SSH_INVALID_SOCKET) { ------------------ | | 124| 579|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ | Branch (620:9): [True: 579, False: 0] ------------------ 621| 579| session->session_state = SSH_SESSION_STATE_SOCKET_CONNECTED; 622| 579| ret = ssh_socket_set_fd(session->socket, session->opts.fd); 623| 579|#ifndef _WIN32 624| 579|#ifdef HAVE_PTHREAD 625| 579| } else if (ssh_libssh_proxy_jumps() && ------------------ | Branch (625:16): [True: 0, False: 0] ------------------ 626| 0| ssh_list_count(session->opts.proxy_jumps) != 0) { ------------------ | Branch (626:16): [True: 0, False: 0] ------------------ 627| 0| ret = ssh_socket_connect_proxyjump(session->socket); 628| 0|#endif /* HAVE_PTHREAD */ 629| 0|#endif /* _WIN32 */ 630| 0| } else if (session->opts.ProxyCommand != NULL) { ------------------ | Branch (630:16): [True: 0, False: 0] ------------------ 631| |#ifdef WITH_EXEC 632| | ret = ssh_socket_connect_proxycommand(session->socket, 633| | session->opts.ProxyCommand); 634| |#else 635| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 636| 0| SSH_FATAL, 637| 0| "The libssh is built without support for proxy commands."); 638| 0| ret = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 639| 0|#endif /* WITH_EXEC */ 640| 0| } else { 641| 0| ret = ssh_socket_connect(session->socket, 642| 0| session->opts.host, 643| 0| session->opts.port > 0 ? session->opts.port : 22, ------------------ | Branch (643:34): [True: 0, False: 0] ------------------ 644| 0| session->opts.bindaddr); 645| 0| } 646| 579| if (ret == SSH_ERROR) { ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (646:9): [True: 0, False: 579] ------------------ 647| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 648| 0| } 649| | 650| 579| set_status(session, 0.2f); ------------------ | | 58| 579|#define set_status(session, status) do {\ | | 59| 579| if (session->common.callbacks && session->common.callbacks->connect_status_function) \ | | ------------------ | | | Branch (59:13): [True: 579, False: 0] | | | Branch (59:42): [True: 0, False: 579] | | ------------------ | | 60| 579| session->common.callbacks->connect_status_function(session->common.callbacks->userdata, status); \ | | 61| 579| } while (0) | | ------------------ | | | Branch (61:14): [Folded, False: 579] | | ------------------ ------------------ 651| | 652| 579| session->alive = 1; 653| 579| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 579| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 654| 579| "Socket connecting, now waiting for the callbacks to work"); 655| | 656| 579|pending: 657| 579| session->pending_call_state = SSH_PENDING_CALL_CONNECT; 658| 579| if(ssh_is_blocking(session)) { ------------------ | Branch (658:8): [True: 579, False: 0] ------------------ 659| 579| int timeout = ssh_make_milliseconds(session->opts.timeout, 660| 579| session->opts.timeout_usec); 661| 579| SSH_LOG(SSH_LOG_PACKET, "Actual timeout : %d", timeout); ------------------ | | 281| 579| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 662| 579| ret = ssh_handle_packets_termination(session, timeout, 663| 579| ssh_connect_termination, session); 664| 579| if (session->session_state != SSH_SESSION_STATE_ERROR && ------------------ | Branch (664:13): [True: 0, False: 579] ------------------ 665| 0| (ret == SSH_ERROR || !ssh_connect_termination(session))) ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (665:14): [True: 0, False: 0] | Branch (665:34): [True: 0, False: 0] ------------------ 666| 0| { 667| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 668| 0| "Timeout connecting to %s", session->opts.host); 669| 0| session->session_state = SSH_SESSION_STATE_ERROR; 670| 0| } 671| 579| } else { 672| 0| ret = ssh_handle_packets_termination(session, 673| 0| SSH_TIMEOUT_NONBLOCKING, ------------------ | | 105| 0|#define SSH_TIMEOUT_NONBLOCKING 0 ------------------ 674| 0| ssh_connect_termination, 675| 0| session); 676| 0| if (ret == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (676:13): [True: 0, False: 0] ------------------ 677| 0| session->session_state = SSH_SESSION_STATE_ERROR; 678| 0| } 679| 0| } 680| | 681| 579| SSH_LOG(SSH_LOG_PACKET, "current state : %d", session->session_state); ------------------ | | 281| 579| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 682| 579| if (!ssh_is_blocking(session) && !ssh_connect_termination(session)) { ------------------ | Branch (682:9): [True: 0, False: 579] | Branch (682:38): [True: 0, False: 0] ------------------ 683| 0| return SSH_AGAIN; ------------------ | | 318| 0|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ 684| 0| } 685| | 686| 579| session->pending_call_state = SSH_PENDING_CALL_NONE; 687| 579| if (session->session_state == SSH_SESSION_STATE_ERROR || ------------------ | Branch (687:9): [True: 579, False: 0] ------------------ 688| 0| session->session_state == SSH_SESSION_STATE_DISCONNECTED) ------------------ | Branch (688:9): [True: 0, False: 0] ------------------ 689| 579| { 690| 579| return SSH_ERROR; ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 691| 579| } 692| | 693| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 694| 579|} ssh_disconnect: 809| 1.14k|{ 810| 1.14k| struct ssh_iterator *it = NULL; 811| 1.14k| int rc; 812| | 813| 1.14k| if (session == NULL) { ------------------ | Branch (813:9): [True: 567, False: 579] ------------------ 814| 567| return; 815| 567| } 816| | 817| 579|#ifndef _WIN32 818| 579|#ifdef HAVE_PTHREAD 819| | /* Only send the disconnect to all other threads when the root session calls 820| | * ssh_disconnect() */ 821| 579| if (session->proxy_root) { ------------------ | Branch (821:9): [True: 579, False: 0] ------------------ 822| 579| proxy_disconnect = 1; 823| 579| } 824| 579|#endif /* HAVE_PTHREAD */ 825| 579|#endif /* _WIN32 */ 826| | 827| 579| if (session->disconnect_message == NULL) { ------------------ | Branch (827:9): [True: 579, False: 0] ------------------ 828| 579| session->disconnect_message = strdup("Bye Bye") ; 829| 579| if (session->disconnect_message == NULL) { ------------------ | Branch (829:13): [True: 0, False: 579] ------------------ 830| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 831| 0| goto error; 832| 0| } 833| 579| } 834| | 835| 579| if (session->socket != NULL && ssh_socket_is_open(session->socket)) { ------------------ | Branch (835:9): [True: 579, False: 0] | Branch (835:36): [True: 579, False: 0] ------------------ 836| 579| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 579| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 579| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 579| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 579|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 579| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 579| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 579|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 837| 579| "bdss", 838| 579| SSH2_MSG_DISCONNECT, 839| 579| SSH2_DISCONNECT_BY_APPLICATION, 840| 579| session->disconnect_message, 841| 579| ""); /* language tag */ 842| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (842:13): [True: 0, False: 579] ------------------ 843| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 844| 0| goto error; 845| 0| } 846| | 847| 579| ssh_packet_send(session); 848| 579| ssh_session_socket_close(session); 849| 579| } 850| | 851| 579|error: 852| 579| session->recv_seq = 0; 853| 579| session->send_seq = 0; 854| 579| session->alive = 0; 855| 579| if (session->socket != NULL){ ------------------ | Branch (855:9): [True: 579, False: 0] ------------------ 856| 579| ssh_socket_reset(session->socket); 857| 579| } 858| 579| session->opts.fd = SSH_INVALID_SOCKET; ------------------ | | 124| 579|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ 859| 579| session->session_state = SSH_SESSION_STATE_DISCONNECTED; 860| 579| session->pending_call_state = SSH_PENDING_CALL_NONE; 861| 579| session->packet_state = PACKET_STATE_INIT; 862| | 863| 579| while ((it = ssh_list_get_iterator(session->channels)) != NULL) { ------------------ | Branch (863:12): [True: 0, False: 579] ------------------ 864| 0| ssh_channel_do_free(ssh_iterator_value(ssh_channel, it)); ------------------ | | 114| 0| ((type)((iterator)->data)) ------------------ 865| 0| ssh_list_remove(session->channels, it); 866| 0| } 867| 579| if (session->current_crypto) { ------------------ | Branch (867:9): [True: 0, False: 579] ------------------ 868| 0| crypto_free(session->current_crypto); 869| 0| session->current_crypto = NULL; 870| 0| } 871| 579| if (session->next_crypto) { ------------------ | Branch (871:9): [True: 579, False: 0] ------------------ 872| 579| crypto_free(session->next_crypto); 873| 579| session->next_crypto = crypto_new(); 874| 579| if (session->next_crypto == NULL) { ------------------ | Branch (874:13): [True: 0, False: 579] ------------------ 875| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 876| 0| } 877| 579| } 878| 579| if (session->in_buffer) { ------------------ | Branch (878:9): [True: 579, False: 0] ------------------ 879| 579| ssh_buffer_reinit(session->in_buffer); 880| 579| } 881| 579| if (session->out_buffer) { ------------------ | Branch (881:9): [True: 579, False: 0] ------------------ 882| 579| ssh_buffer_reinit(session->out_buffer); 883| 579| } 884| 579| if (session->in_hashbuf) { ------------------ | Branch (884:9): [True: 274, False: 305] ------------------ 885| 274| ssh_buffer_reinit(session->in_hashbuf); 886| 274| } 887| 579| if (session->out_hashbuf) { ------------------ | Branch (887:9): [True: 413, False: 166] ------------------ 888| 413| ssh_buffer_reinit(session->out_hashbuf); 889| 413| } 890| 579| session->auth.supported_methods = 0; 891| 579| SAFE_FREE(session->serverbanner); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 513, False: 66] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 892| 579| SAFE_FREE(session->clientbanner); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 893| 579| SAFE_FREE(session->disconnect_message); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 894| | 895| 579| if (session->ssh_message_list) { ------------------ | Branch (895:9): [True: 0, False: 579] ------------------ 896| 0| ssh_message msg = NULL; 897| | 898| 0| while ((msg = ssh_list_pop_head(ssh_message, ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ | Branch (898:16): [True: 0, False: 0] ------------------ 899| 0| session->ssh_message_list)) != NULL) { 900| 0| ssh_message_free(msg); 901| 0| } 902| 0| ssh_list_free(session->ssh_message_list); 903| 0| session->ssh_message_list = NULL; 904| 0| } 905| | 906| 579| if (session->packet_callbacks) { ------------------ | Branch (906:9): [True: 508, False: 71] ------------------ 907| 508| ssh_list_free(session->packet_callbacks); 908| | session->packet_callbacks = NULL; 909| 508| } 910| 579|} ssh_copyright: 920| 579|{ 921| 579| return SSH_STRINGIFY(LIBSSH_VERSION) " (c) 2003-2026 " ------------------ | | 71| 579|#define SSH_STRINGIFY(s) SSH_TOSTRING(s) | | ------------------ | | | | 72| 579|#define SSH_TOSTRING(s) #s | | ------------------ ------------------ 922| 579| "Aris Adamantiadis, Andreas Schneider " 923| 579| "and libssh contributors. " 924| 579| "Distributed under the LGPL, please refer to COPYING " 925| 579| "file for information about your rights"; 926| 579|} client.c:ssh_client_connection_callback: 427| 1.62k|{ 428| 1.62k| int rc; 429| | 430| 1.62k| SSH_LOG(SSH_LOG_DEBUG, "session_state=%d", session->session_state); ------------------ | | 281| 1.62k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 431| | 432| 1.62k| switch (session->session_state) { 433| 0| case SSH_SESSION_STATE_NONE: ------------------ | Branch (433:5): [True: 0, False: 1.62k] ------------------ 434| 0| case SSH_SESSION_STATE_CONNECTING: ------------------ | Branch (434:5): [True: 0, False: 1.62k] ------------------ 435| 0| break; 436| 579| case SSH_SESSION_STATE_SOCKET_CONNECTED: ------------------ | Branch (436:5): [True: 579, False: 1.04k] ------------------ 437| 579| ssh_set_fd_towrite(session); 438| 579| ssh_send_banner(session, 0); 439| | 440| 579| break; 441| 513| case SSH_SESSION_STATE_BANNER_RECEIVED: ------------------ | Branch (441:5): [True: 513, False: 1.10k] ------------------ 442| 513| if (session->serverbanner == NULL) { ------------------ | Branch (442:13): [True: 0, False: 513] ------------------ 443| 0| goto error; 444| 0| } 445| 513| set_status(session, 0.4f); ------------------ | | 58| 513|#define set_status(session, status) do {\ | | 59| 513| if (session->common.callbacks && session->common.callbacks->connect_status_function) \ | | ------------------ | | | Branch (59:13): [True: 513, False: 0] | | | Branch (59:42): [True: 0, False: 513] | | ------------------ | | 60| 513| session->common.callbacks->connect_status_function(session->common.callbacks->userdata, status); \ | | 61| 513| } while (0) | | ------------------ | | | Branch (61:14): [Folded, False: 513] | | ------------------ ------------------ 446| 513| SSH_LOG(SSH_LOG_DEBUG, "SSH server banner: %s", session->serverbanner); ------------------ | | 281| 513| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 447| | 448| | /* Here we analyze the different protocols the server allows. */ 449| 513| rc = ssh_analyze_banner(session, 0); 450| 513| if (rc < 0) { ------------------ | Branch (450:13): [True: 5, False: 508] ------------------ 451| 5| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 5| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 452| 5| "No version of SSH protocol usable (banner: %s)", 453| 5| session->serverbanner); 454| 5| goto error; 455| 5| } 456| | 457| 508| ssh_packet_register_socket_callback(session, session->socket); 458| | 459| 508| ssh_packet_set_default_callbacks(session); 460| 508| session->session_state = SSH_SESSION_STATE_INITIAL_KEX; 461| 508| rc = ssh_set_client_kex(session); 462| 508| if (rc != SSH_OK) { ------------------ | | 316| 508|#define SSH_OK 0 /* No error */ ------------------ | Branch (462:13): [True: 0, False: 508] ------------------ 463| 0| goto error; 464| 0| } 465| 508| rc = ssh_send_kex(session); 466| 508| if (rc < 0) { ------------------ | Branch (466:13): [True: 0, False: 508] ------------------ 467| 0| goto error; 468| 0| } 469| 508| set_status(session, 0.5f); ------------------ | | 58| 508|#define set_status(session, status) do {\ | | 59| 508| if (session->common.callbacks && session->common.callbacks->connect_status_function) \ | | ------------------ | | | Branch (59:13): [True: 508, False: 0] | | | Branch (59:42): [True: 0, False: 508] | | ------------------ | | 60| 508| session->common.callbacks->connect_status_function(session->common.callbacks->userdata, status); \ | | 61| 508| } while (0) | | ------------------ | | | Branch (61:14): [Folded, False: 508] | | ------------------ ------------------ 470| | 471| 508| break; 472| 0| case SSH_SESSION_STATE_INITIAL_KEX: ------------------ | Branch (472:5): [True: 0, False: 1.62k] ------------------ 473| | /* TODO: This state should disappear in favor of get_key handle */ 474| 0| break; 475| 347| case SSH_SESSION_STATE_KEXINIT_RECEIVED: ------------------ | Branch (475:5): [True: 347, False: 1.27k] ------------------ 476| 347| set_status(session, 0.6f); ------------------ | | 58| 347|#define set_status(session, status) do {\ | | 59| 347| if (session->common.callbacks && session->common.callbacks->connect_status_function) \ | | ------------------ | | | Branch (59:13): [True: 347, False: 0] | | | Branch (59:42): [True: 0, False: 347] | | ------------------ | | 60| 347| session->common.callbacks->connect_status_function(session->common.callbacks->userdata, status); \ | | 61| 347| } while (0) | | ------------------ | | | Branch (61:14): [Folded, False: 347] | | ------------------ ------------------ 477| 347| ssh_list_kex(&session->next_crypto->server_kex); 478| 347| if ((session->flags & SSH_SESSION_FLAG_KEXINIT_SENT) == 0) { ------------------ | | 86| 347|#define SSH_SESSION_FLAG_KEXINIT_SENT 0x0008 ------------------ | Branch (478:13): [True: 0, False: 347] ------------------ 479| | /* in rekeying state if next_crypto client_kex might be empty */ 480| 0| rc = ssh_set_client_kex(session); 481| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (481:17): [True: 0, False: 0] ------------------ 482| 0| goto error; 483| 0| } 484| 0| rc = ssh_send_kex(session); 485| 0| if (rc < 0) { ------------------ | Branch (485:17): [True: 0, False: 0] ------------------ 486| 0| goto error; 487| 0| } 488| 0| } 489| 347| if (ssh_kex_select_methods(session) == SSH_ERROR) ------------------ | | 317| 347|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (489:13): [True: 52, False: 295] ------------------ 490| 52| goto error; 491| 295| set_status(session, 0.8f); ------------------ | | 58| 295|#define set_status(session, status) do {\ | | 59| 295| if (session->common.callbacks && session->common.callbacks->connect_status_function) \ | | ------------------ | | | Branch (59:13): [True: 295, False: 0] | | | Branch (59:42): [True: 0, False: 295] | | ------------------ | | 60| 295| session->common.callbacks->connect_status_function(session->common.callbacks->userdata, status); \ | | 61| 295| } while (0) | | ------------------ | | | Branch (61:14): [Folded, False: 295] | | ------------------ ------------------ 492| 295| session->session_state = SSH_SESSION_STATE_DH; 493| | 494| | /* If the init packet was already sent in previous step, this will be no 495| | * operation */ 496| 295| if (dh_handshake(session) == SSH_ERROR) { ------------------ | | 317| 295|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (496:13): [True: 0, False: 295] ------------------ 497| 0| goto error; 498| 0| } 499| 295| FALL_THROUGH; ------------------ | | 494| 295|# define FALL_THROUGH __attribute__ ((fallthrough)) ------------------ 500| 295| case SSH_SESSION_STATE_DH: ------------------ | Branch (500:5): [True: 0, False: 1.62k] ------------------ 501| 295| if (session->dh_handshake_state == DH_STATE_FINISHED) { ------------------ | Branch (501:13): [True: 0, False: 295] ------------------ 502| 0| set_status(session, 1.0f); ------------------ | | 58| 0|#define set_status(session, status) do {\ | | 59| 0| if (session->common.callbacks && session->common.callbacks->connect_status_function) \ | | ------------------ | | | Branch (59:13): [True: 0, False: 0] | | | Branch (59:42): [True: 0, False: 0] | | ------------------ | | 60| 0| session->common.callbacks->connect_status_function(session->common.callbacks->userdata, status); \ | | 61| 0| } while (0) | | ------------------ | | | Branch (61:14): [Folded, False: 0] | | ------------------ ------------------ 503| 0| session->connected = 1; 504| 0| if (session->flags & SSH_SESSION_FLAG_AUTHENTICATED) { ------------------ | | 78| 0|#define SSH_SESSION_FLAG_AUTHENTICATED 0x0002 ------------------ | Branch (504:17): [True: 0, False: 0] ------------------ 505| 0| session->session_state = SSH_SESSION_STATE_AUTHENTICATED; 506| 0| } else { 507| 0| session->session_state = SSH_SESSION_STATE_AUTHENTICATING; 508| 0| } 509| 0| } 510| 295| break; 511| 0| case SSH_SESSION_STATE_AUTHENTICATING: ------------------ | Branch (511:5): [True: 0, False: 1.62k] ------------------ 512| 0| break; 513| 183| case SSH_SESSION_STATE_ERROR: ------------------ | Branch (513:5): [True: 183, False: 1.43k] ------------------ 514| 183| goto error; 515| 0| default: ------------------ | Branch (515:5): [True: 0, False: 1.62k] ------------------ 516| 0| ssh_set_error(session, SSH_FATAL, "Invalid state %d", ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 517| 1.62k| session->session_state); 518| 1.62k| } 519| | 520| 1.38k| return; 521| 1.38k|error: 522| 240| ssh_session_socket_close(session); 523| 240| SSH_LOG(SSH_LOG_WARN, "%s", ssh_get_error(session)); ------------------ | | 281| 240| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 524| 240|} client.c:socket_callback_connected: 72| 579|{ 73| 579| ssh_session session=(ssh_session)user; 74| | 75| 579| if (session->session_state != SSH_SESSION_STATE_CONNECTING && ------------------ | Branch (75:6): [True: 579, False: 0] ------------------ 76| 579| session->session_state != SSH_SESSION_STATE_SOCKET_CONNECTED) ------------------ | Branch (76:6): [True: 0, False: 579] ------------------ 77| 0| { 78| 0| ssh_set_error(session,SSH_FATAL, "Wrong state in socket_callback_connected : %d", ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 79| 0| session->session_state); 80| | 81| 0| return; 82| 0| } 83| | 84| 579| SSH_LOG(SSH_LOG_TRACE,"Socket connection callback: %d (%d)",code, errno_code); ------------------ | | 281| 579| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 85| 579| if(code == SSH_SOCKET_CONNECTED_OK) ------------------ | | 523| 579|#define SSH_SOCKET_CONNECTED_OK 1 ------------------ | Branch (85:5): [True: 579, False: 0] ------------------ 86| 579| session->session_state=SSH_SESSION_STATE_SOCKET_CONNECTED; 87| 0| else { 88| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; 89| 0| session->session_state=SSH_SESSION_STATE_ERROR; 90| 0| ssh_set_error(session,SSH_FATAL,"%s", ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 91| 0| ssh_strerror(errno_code, err_msg, SSH_ERRNO_MSG_MAX)); 92| 0| } 93| 579| session->ssh_connection_callback(session); 94| 579|} client.c:callback_receive_banner: 108| 314k|{ 109| 314k| char *buffer = (char *)data; 110| 314k| ssh_session session = (ssh_session) user; 111| 314k| char *str = NULL; 112| 314k| uint32_t i; 113| 314k| int ret=0; 114| | 115| 314k| if (session->session_state != SSH_SESSION_STATE_SOCKET_CONNECTED) { ------------------ | Branch (115:9): [True: 5, False: 314k] ------------------ 116| 5| ssh_set_error(session,SSH_FATAL, ------------------ | | 311| 5| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 117| 5| "Wrong state in callback_receive_banner : %d", 118| 5| session->session_state); 119| | 120| 5| return 0; 121| 5| } 122| 1.70M| for (i = 0; i < len; ++i) { ------------------ | Branch (122:17): [True: 1.70M, False: 445] ------------------ 123| 1.70M|#ifdef WITH_PCAP 124| 1.70M| if (session->pcap_ctx && buffer[i] == '\n') { ------------------ | Branch (124:13): [True: 0, False: 1.70M] | Branch (124:34): [True: 0, False: 0] ------------------ 125| 0| ssh_pcap_context_write(session->pcap_ctx, 126| 0| SSH_PCAP_DIR_IN, 127| 0| buffer,i+1, 128| 0| i+1); 129| 0| } 130| 1.70M|#endif 131| 1.70M| if (buffer[i] == '\r') { ------------------ | Branch (131:13): [True: 1.20k, False: 1.69M] ------------------ 132| 1.20k| buffer[i] = '\0'; 133| 1.20k| } 134| 1.70M| if (buffer[i] == '\n') { ------------------ | Branch (134:13): [True: 313k, False: 1.38M] ------------------ 135| 313k| int cmp; 136| | 137| 313k| buffer[i] = '\0'; 138| | 139| | /* The server MAY send other lines of data... */ 140| 313k| cmp = strncmp(buffer, "SSH-", 4); 141| 313k| if (cmp == 0) { ------------------ | Branch (141:17): [True: 513, False: 313k] ------------------ 142| 513| str = strdup(buffer); 143| 513| if (str == NULL) { ------------------ | Branch (143:21): [True: 0, False: 513] ------------------ 144| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 145| 0| } 146| | /* number of bytes read */ 147| 513| ret = i + 1; 148| 513| session->serverbanner = str; 149| 513| session->session_state = SSH_SESSION_STATE_BANNER_RECEIVED; 150| 513| SSH_LOG(SSH_LOG_PACKET, "Received banner: %s", str); ------------------ | | 281| 513| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 151| 513| session->ssh_connection_callback(session); 152| | 153| 513| return ret; 154| 313k| } else { 155| 313k| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 313k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 156| 313k| "ssh_protocol_version_exchange: %s", 157| 313k| buffer); 158| 313k| ret = i + 1; 159| 313k| break; 160| 313k| } 161| 313k| } 162| | /* According to RFC 4253 the max banner length is 255 */ 163| 1.38M| if (i > 255) { ------------------ | Branch (163:13): [True: 7, False: 1.38M] ------------------ 164| | /* Too big banner */ 165| 7| session->session_state=SSH_SESSION_STATE_ERROR; 166| 7| ssh_set_error(session, ------------------ | | 311| 7| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 167| 7| SSH_FATAL, 168| 7| "Receiving banner: too large banner"); 169| | 170| 7| return 0; 171| 7| } 172| 1.38M| } 173| | 174| 313k| return ret; 175| 314k|} client.c:ssh_connect_termination: 530| 2.67k|{ 531| 2.67k| ssh_session session = (ssh_session)user; 532| | 533| 2.67k| switch (session->session_state) { 534| 396| case SSH_SESSION_STATE_ERROR: ------------------ | Branch (534:5): [True: 396, False: 2.27k] ------------------ 535| 396| case SSH_SESSION_STATE_AUTHENTICATING: ------------------ | Branch (535:5): [True: 0, False: 2.67k] ------------------ 536| 396| case SSH_SESSION_STATE_DISCONNECTED: ------------------ | Branch (536:5): [True: 0, False: 2.67k] ------------------ 537| 396| return 1; 538| 2.27k| default: ------------------ | Branch (538:5): [True: 2.27k, False: 396] ------------------ 539| 2.27k| return 0; 540| 2.67k| } 541| 2.67k|} ssh_config_parse_uri: 248| 1.15k|{ 249| 1.15k| const char *endp = NULL; 250| 1.15k| long port_n; 251| 1.15k| int rc; 252| | 253| | /* Sanitize inputs */ 254| 1.15k| if (username != NULL) { ------------------ | Branch (254:9): [True: 579, False: 579] ------------------ 255| 579| *username = NULL; 256| 579| } 257| 1.15k| if (hostname != NULL) { ------------------ | Branch (257:9): [True: 1.15k, False: 0] ------------------ 258| 1.15k| *hostname = NULL; 259| 1.15k| } 260| 1.15k| if (port != NULL) { ------------------ | Branch (260:9): [True: 0, False: 1.15k] ------------------ 261| 0| *port = NULL; 262| 0| } 263| | 264| | /* Username part (optional) */ 265| 1.15k| endp = strrchr(tok, '@'); 266| 1.15k| if (endp != NULL) { ------------------ | Branch (266:9): [True: 0, False: 1.15k] ------------------ 267| | /* Zero-length username is not valid */ 268| 0| if (tok == endp) { ------------------ | Branch (268:13): [True: 0, False: 0] ------------------ 269| 0| goto error; 270| 0| } 271| 0| if (username != NULL) { ------------------ | Branch (271:13): [True: 0, False: 0] ------------------ 272| 0| *username = strndup(tok, endp - tok); 273| 0| if (*username == NULL) { ------------------ | Branch (273:17): [True: 0, False: 0] ------------------ 274| 0| goto error; 275| 0| } 276| 0| rc = ssh_check_username_syntax(*username); 277| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (277:17): [True: 0, False: 0] ------------------ 278| 0| goto error; 279| 0| } 280| 0| } 281| 0| tok = endp + 1; 282| | /* If there is second @ character, this does not look like our URI */ 283| 0| endp = strchr(tok, '@'); 284| 0| if (endp != NULL) { ------------------ | Branch (284:13): [True: 0, False: 0] ------------------ 285| 0| goto error; 286| 0| } 287| 0| } 288| | 289| | /* Hostname */ 290| 1.15k| if (*tok == '[') { ------------------ | Branch (290:9): [True: 0, False: 1.15k] ------------------ 291| | /* IPv6 address is enclosed with square brackets */ 292| 0| tok++; 293| 0| endp = strchr(tok, ']'); 294| 0| if (endp == NULL) { ------------------ | Branch (294:13): [True: 0, False: 0] ------------------ 295| 0| goto error; 296| 0| } 297| 1.15k| } else if (!ignore_port) { ------------------ | Branch (297:16): [True: 0, False: 1.15k] ------------------ 298| | /* Hostnames or aliases expand to the last colon (if port is requested) 299| | * or to the end */ 300| 0| endp = strrchr(tok, ':'); 301| 0| if (endp == NULL) { ------------------ | Branch (301:13): [True: 0, False: 0] ------------------ 302| 0| endp = strchr(tok, '\0'); 303| 0| } 304| 1.15k| } else { 305| | /* If no port is requested, expand to the end of line 306| | * (to accommodate the IPv6 addresses) */ 307| 1.15k| endp = strchr(tok, '\0'); 308| 1.15k| } 309| 1.15k| if (tok == endp) { ------------------ | Branch (309:9): [True: 0, False: 1.15k] ------------------ 310| | /* Zero-length hostnames are not valid */ 311| 0| goto error; 312| 0| } 313| 1.15k| if (hostname != NULL) { ------------------ | Branch (313:9): [True: 1.15k, False: 0] ------------------ 314| 1.15k| *hostname = strndup(tok, endp - tok); 315| 1.15k| if (*hostname == NULL) { ------------------ | Branch (315:13): [True: 0, False: 1.15k] ------------------ 316| 0| goto error; 317| 0| } 318| 1.15k| if (strict) { ------------------ | Branch (318:13): [True: 579, False: 579] ------------------ 319| | /* if not an ip, check syntax */ 320| 579| rc = ssh_is_ipaddr(*hostname); 321| 579| if (rc == 0) { ------------------ | Branch (321:17): [True: 0, False: 579] ------------------ 322| 0| rc = ssh_check_hostname_syntax(*hostname); 323| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (323:21): [True: 0, False: 0] ------------------ 324| 0| goto error; 325| 0| } 326| 0| } 327| 579| } else { 328| | /* Reject shell metacharacters to allow config aliases with 329| | * non-RFC1035 chars (e.g. %, _). Modeled on OpenSSH's 330| | * valid_hostname() in ssh.c. */ 331| 579| const char *c = NULL; 332| 579| if ((*hostname)[0] == '-') { ------------------ | Branch (332:17): [True: 0, False: 579] ------------------ 333| 0| goto error; 334| 0| } 335| 5.79k| for (c = *hostname; *c != '\0'; c++) { ------------------ | Branch (335:33): [True: 5.21k, False: 579] ------------------ 336| 5.21k| const char *is_meta = strchr("'`\"$\\;&<>|(){},", *c); 337| 5.21k| int is_space = isspace((unsigned char)*c); 338| 5.21k| int is_ctrl = iscntrl((unsigned char)*c); 339| 5.21k| if (is_meta != NULL || is_space || is_ctrl) { ------------------ | Branch (339:21): [True: 0, False: 5.21k] | Branch (339:40): [True: 0, False: 5.21k] | Branch (339:52): [True: 0, False: 5.21k] ------------------ 340| 0| goto error; 341| 0| } 342| 5.21k| } 343| 579| } 344| 1.15k| } 345| | /* Skip also the closing bracket */ 346| 1.15k| if (*endp == ']') { ------------------ | Branch (346:9): [True: 0, False: 1.15k] ------------------ 347| 0| endp++; 348| 0| } 349| | 350| | /* Port (optional) */ 351| 1.15k| if (*endp != '\0') { ------------------ | Branch (351:9): [True: 0, False: 1.15k] ------------------ 352| 0| char *port_end = NULL; 353| | 354| | /* Verify the port is valid positive number */ 355| 0| port_n = strtol(endp + 1, &port_end, 10); 356| 0| if (port_n < 1 || *port_end != '\0') { ------------------ | Branch (356:13): [True: 0, False: 0] | Branch (356:27): [True: 0, False: 0] ------------------ 357| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to parse port number." ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 358| 0| " The value '%ld' is invalid or there are some" 359| 0| " trailing characters: '%s'", port_n, port_end); 360| 0| goto error; 361| 0| } 362| 0| if (port != NULL) { ------------------ | Branch (362:13): [True: 0, False: 0] ------------------ 363| 0| *port = strdup(endp + 1); 364| 0| if (*port == NULL) { ------------------ | Branch (364:17): [True: 0, False: 0] ------------------ 365| 0| goto error; 366| 0| } 367| 0| } 368| 0| } 369| | 370| 1.15k| return SSH_OK; ------------------ | | 316| 1.15k|#define SSH_OK 0 /* No error */ ------------------ 371| | 372| 0|error: 373| 0| if (username != NULL) { ------------------ | Branch (373:9): [True: 0, False: 0] ------------------ 374| 0| SAFE_FREE(*username); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 375| 0| } 376| 0| if (hostname != NULL) { ------------------ | Branch (376:9): [True: 0, False: 0] ------------------ 377| 0| SAFE_FREE(*hostname); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 378| 0| } 379| 0| if (port != NULL) { ------------------ | Branch (379:9): [True: 0, False: 0] ------------------ 380| 0| SAFE_FREE(*port); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 381| 0| } 382| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 383| 1.15k|} ssh_curve25519_create_k: 52| 54|{ 53| 54| int rc; 54| | 55| |#ifdef DEBUG_CRYPTO 56| | ssh_log_hexdump("Session server cookie", 57| | session->next_crypto->server_kex.cookie, 58| | 16); 59| | ssh_log_hexdump("Session client cookie", 60| | session->next_crypto->client_kex.cookie, 61| | 16); 62| |#endif 63| | 64| 54| rc = curve25519_do_create_k(session, k); 65| 54| return rc; 66| 54|} ssh_client_curve25519_init: 72| 73|{ 73| 73| int rc; 74| | 75| 73| rc = ssh_curve25519_init(session); 76| 73| if (rc != SSH_OK) { ------------------ | | 316| 73|#define SSH_OK 0 /* No error */ ------------------ | Branch (76:9): [True: 0, False: 73] ------------------ 77| 0| return rc; 78| 0| } 79| | 80| 73| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 73| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 73| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 73| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 73|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 73| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 73| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 73|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 81| 73| "bdP", 82| 73| SSH2_MSG_KEX_ECDH_INIT, 83| 73| CURVE25519_PUBKEY_SIZE, 84| 73| (size_t)CURVE25519_PUBKEY_SIZE, 85| 73| session->next_crypto->curve25519_client_pubkey); 86| 73| if (rc != SSH_OK) { ------------------ | | 316| 73|#define SSH_OK 0 /* No error */ ------------------ | Branch (86:9): [True: 0, False: 73] ------------------ 87| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 88| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 89| 0| } 90| | 91| | /* register the packet callbacks */ 92| 73| ssh_packet_set_callbacks(session, &ssh_curve25519_client_callbacks); 93| 73| session->dh_handshake_state = DH_STATE_INIT_SENT; 94| 73| rc = ssh_packet_send(session); 95| | 96| 73| return rc; 97| 73|} ssh_client_curve25519_remove_callbacks: 100| 67|{ 101| 67| ssh_packet_remove_callbacks(session, &ssh_curve25519_client_callbacks); 102| 67|} ssh_curve25519_build_k: 105| 54|{ 106| 54| ssh_curve25519_pubkey k; 107| 54| int rc; 108| | 109| 54| rc = ssh_curve25519_create_k(session, k); 110| 54| if (rc != SSH_OK) { ------------------ | | 316| 54|#define SSH_OK 0 /* No error */ ------------------ | Branch (110:9): [True: 1, False: 53] ------------------ 111| 1| return rc; 112| 1| } 113| | 114| 53| bignum_bin2bn(k, ------------------ | | 79| 53| do { \ | | 80| 53| (*dest) = BN_new(); \ | | 81| 53| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 53, False: 0] | | ------------------ | | 82| 53| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 53| } \ | | 84| 53| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 53] | | ------------------ ------------------ 115| 53| CURVE25519_PUBKEY_SIZE, 116| 53| &session->next_crypto->shared_secret); 117| 53| if (session->next_crypto->shared_secret == NULL) { ------------------ | Branch (117:9): [True: 0, False: 53] ------------------ 118| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 119| 0| } 120| | 121| |#ifdef DEBUG_CRYPTO 122| | ssh_print_bignum("Shared secret key", session->next_crypto->shared_secret); 123| |#endif 124| | 125| 53| return SSH_OK; ------------------ | | 316| 53|#define SSH_OK 0 /* No error */ ------------------ 126| 53|} curve25519.c:ssh_packet_client_curve25519_reply: 133| 67|{ 134| 67| ssh_string q_s_string = NULL; 135| 67| ssh_string pubkey_blob = NULL; 136| 67| ssh_string signature = NULL; 137| 67| int rc; 138| 67| (void)type; 139| 67| (void)user; 140| | 141| 67| ssh_client_curve25519_remove_callbacks(session); 142| | 143| 67| pubkey_blob = ssh_buffer_get_ssh_string(packet); 144| 67| if (pubkey_blob == NULL) { ------------------ | Branch (144:9): [True: 1, False: 66] ------------------ 145| 1| ssh_set_error(session, SSH_FATAL, "No public key in packet"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 146| 1| goto error; 147| 1| } 148| | 149| 66| rc = ssh_dh_import_next_pubkey_blob(session, pubkey_blob); 150| 66| SSH_STRING_FREE(pubkey_blob); ------------------ | | 915| 66| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 66, False: 0] | | | Branch (915:69): [Folded, False: 66] | | ------------------ ------------------ 151| 66| if (rc != 0) { ------------------ | Branch (151:9): [True: 5, False: 61] ------------------ 152| 5| ssh_set_error(session, SSH_FATAL, "Failed to import next public key"); ------------------ | | 311| 5| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 153| 5| goto error; 154| 5| } 155| | 156| 61| q_s_string = ssh_buffer_get_ssh_string(packet); 157| 61| if (q_s_string == NULL) { ------------------ | Branch (157:9): [True: 1, False: 60] ------------------ 158| 1| ssh_set_error(session, SSH_FATAL, "No Q_S ECC point in packet"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 159| 1| goto error; 160| 1| } 161| 60| if (ssh_string_len(q_s_string) != CURVE25519_PUBKEY_SIZE) { ------------------ | | 40| 60|#define CURVE25519_PUBKEY_SIZE 32 ------------------ | Branch (161:9): [True: 4, False: 56] ------------------ 162| 4| ssh_set_error(session, ------------------ | | 311| 4| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 163| 4| SSH_FATAL, 164| 4| "Incorrect size for server Curve25519 public key: %zu", 165| 4| ssh_string_len(q_s_string)); 166| 4| SSH_STRING_FREE(q_s_string); ------------------ | | 915| 4| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 4, False: 0] | | | Branch (915:69): [Folded, False: 4] | | ------------------ ------------------ 167| 4| goto error; 168| 4| } 169| 56| memcpy(session->next_crypto->curve25519_server_pubkey, 170| 56| ssh_string_data(q_s_string), 171| 56| CURVE25519_PUBKEY_SIZE); ------------------ | | 40| 56|#define CURVE25519_PUBKEY_SIZE 32 ------------------ 172| 56| SSH_STRING_FREE(q_s_string); ------------------ | | 915| 56| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 56, False: 0] | | | Branch (915:69): [Folded, False: 56] | | ------------------ ------------------ 173| | 174| 56| signature = ssh_buffer_get_ssh_string(packet); 175| 56| if (signature == NULL) { ------------------ | Branch (175:9): [True: 2, False: 54] ------------------ 176| 2| ssh_set_error(session, SSH_FATAL, "No signature in packet"); ------------------ | | 311| 2| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 177| 2| goto error; 178| 2| } 179| 54| session->next_crypto->dh_server_signature = signature; 180| 54| signature = NULL; /* ownership changed */ 181| | /* TODO: verify signature now instead of waiting for NEWKEYS */ 182| 54| if (ssh_curve25519_build_k(session) < 0) { ------------------ | Branch (182:9): [True: 1, False: 53] ------------------ 183| 1| ssh_set_error(session, SSH_FATAL, "Cannot build k number"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 184| 1| goto error; 185| 1| } 186| | 187| | /* Send the MSG_NEWKEYS */ 188| 53| rc = ssh_packet_send_newkeys(session); 189| 53| if (rc == SSH_ERROR) { ------------------ | | 317| 53|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (189:9): [True: 0, False: 53] ------------------ 190| 0| goto error; 191| 0| } 192| 53| session->dh_handshake_state = DH_STATE_NEWKEYS_SENT; 193| | 194| 53| return SSH_PACKET_USED; ------------------ | | 637| 53|#define SSH_PACKET_USED 1 ------------------ 195| | 196| 14|error: 197| 14| session->session_state = SSH_SESSION_STATE_ERROR; 198| 14| return SSH_PACKET_USED; ------------------ | | 637| 14|#define SSH_PACKET_USED 1 ------------------ 199| 53|} ssh_curve25519_init: 34| 104|{ 35| 104| ssh_curve25519_pubkey *pubkey_loc = NULL; 36| 104| EVP_PKEY_CTX *pctx = NULL; 37| 104| EVP_PKEY *pkey = NULL; 38| 104| size_t pubkey_len = CURVE25519_PUBKEY_SIZE; ------------------ | | 40| 104|#define CURVE25519_PUBKEY_SIZE 32 ------------------ 39| 104| int rc; 40| | 41| 104| if (session->server) { ------------------ | Branch (41:9): [True: 0, False: 104] ------------------ 42| 0| pubkey_loc = &session->next_crypto->curve25519_server_pubkey; 43| 104| } else { 44| 104| pubkey_loc = &session->next_crypto->curve25519_client_pubkey; 45| 104| } 46| | 47| 104| pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_X25519, NULL); 48| 104| if (pctx == NULL) { ------------------ | Branch (48:9): [True: 0, False: 104] ------------------ 49| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 50| 0| "Failed to initialize X25519 context: %s", 51| 0| ERR_error_string(ERR_get_error(), NULL)); 52| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 53| 0| } 54| | 55| 104| rc = EVP_PKEY_keygen_init(pctx); 56| 104| if (rc != 1) { ------------------ | Branch (56:9): [True: 0, False: 104] ------------------ 57| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 58| 0| "Failed to initialize X25519 keygen: %s", 59| 0| ERR_error_string(ERR_get_error(), NULL)); 60| 0| EVP_PKEY_CTX_free(pctx); 61| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 62| 0| } 63| | 64| 104| rc = EVP_PKEY_keygen(pctx, &pkey); 65| 104| EVP_PKEY_CTX_free(pctx); 66| 104| if (rc != 1) { ------------------ | Branch (66:9): [True: 0, False: 104] ------------------ 67| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 68| 0| "Failed to generate X25519 keys: %s", 69| 0| ERR_error_string(ERR_get_error(), NULL)); 70| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 71| 0| } 72| | 73| 104| rc = EVP_PKEY_get_raw_public_key(pkey, *pubkey_loc, &pubkey_len); 74| 104| if (rc != 1) { ------------------ | Branch (74:9): [True: 0, False: 104] ------------------ 75| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 76| 0| "Failed to get X25519 raw public key: %s", 77| 0| ERR_error_string(ERR_get_error(), NULL)); 78| 0| EVP_PKEY_free(pkey); 79| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 80| 0| } 81| | 82| | /* Free any previously allocated privkey */ 83| 104| if (session->next_crypto->curve25519_privkey != NULL) { ------------------ | Branch (83:9): [True: 0, False: 104] ------------------ 84| 0| EVP_PKEY_free(session->next_crypto->curve25519_privkey); 85| 0| session->next_crypto->curve25519_privkey = NULL; 86| 0| } 87| | 88| 104| session->next_crypto->curve25519_privkey = pkey; 89| 104| pkey = NULL; 90| | 91| 104| return SSH_OK; ------------------ | | 316| 104|#define SSH_OK 0 /* No error */ ------------------ 92| 104|} curve25519_do_create_k: 95| 54|{ 96| 54| ssh_curve25519_pubkey *peer_pubkey_loc = NULL; 97| 54| int rc, ret = SSH_ERROR; ------------------ | | 317| 54|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 98| 54| EVP_PKEY_CTX *pctx = NULL; 99| 54| EVP_PKEY *pkey = NULL, *pubkey = NULL; 100| 54| size_t shared_key_len = CURVE25519_PUBKEY_SIZE; ------------------ | | 40| 54|#define CURVE25519_PUBKEY_SIZE 32 ------------------ 101| | 102| 54| if (session->server) { ------------------ | Branch (102:9): [True: 0, False: 54] ------------------ 103| 0| peer_pubkey_loc = &session->next_crypto->curve25519_client_pubkey; 104| 54| } else { 105| 54| peer_pubkey_loc = &session->next_crypto->curve25519_server_pubkey; 106| 54| } 107| | 108| 54| pkey = session->next_crypto->curve25519_privkey; 109| 54| if (pkey == NULL) { ------------------ | Branch (109:9): [True: 0, False: 54] ------------------ 110| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 111| 0| "Failed to create X25519 EVP_PKEY: %s", 112| 0| ERR_error_string(ERR_get_error(), NULL)); 113| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 114| 0| } 115| | 116| 54| pctx = EVP_PKEY_CTX_new(pkey, NULL); 117| 54| if (pctx == NULL) { ------------------ | Branch (117:9): [True: 0, False: 54] ------------------ 118| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 119| 0| "Failed to initialize X25519 context: %s", 120| 0| ERR_error_string(ERR_get_error(), NULL)); 121| 0| goto out; 122| 0| } 123| | 124| 54| rc = EVP_PKEY_derive_init(pctx); 125| 54| if (rc != 1) { ------------------ | Branch (125:9): [True: 0, False: 54] ------------------ 126| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 127| 0| "Failed to initialize X25519 key derivation: %s", 128| 0| ERR_error_string(ERR_get_error(), NULL)); 129| 0| goto out; 130| 0| } 131| | 132| 54| pubkey = EVP_PKEY_new_raw_public_key(EVP_PKEY_X25519, 133| 54| NULL, 134| 54| *peer_pubkey_loc, 135| 54| CURVE25519_PUBKEY_SIZE); ------------------ | | 40| 54|#define CURVE25519_PUBKEY_SIZE 32 ------------------ 136| 54| if (pubkey == NULL) { ------------------ | Branch (136:9): [True: 0, False: 54] ------------------ 137| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 138| 0| "Failed to create X25519 public key EVP_PKEY: %s", 139| 0| ERR_error_string(ERR_get_error(), NULL)); 140| 0| goto out; 141| 0| } 142| | 143| 54| rc = EVP_PKEY_derive_set_peer(pctx, pubkey); 144| 54| if (rc != 1) { ------------------ | Branch (144:9): [True: 0, False: 54] ------------------ 145| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 146| 0| "Failed to set peer X25519 public key: %s", 147| 0| ERR_error_string(ERR_get_error(), NULL)); 148| 0| goto out; 149| 0| } 150| | 151| 54| rc = EVP_PKEY_derive(pctx, k, &shared_key_len); 152| 54| if (rc != 1) { ------------------ | Branch (152:9): [True: 1, False: 53] ------------------ 153| 1| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 1| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 154| 1| "Failed to derive X25519 shared secret: %s", 155| 1| ERR_error_string(ERR_get_error(), NULL)); 156| 1| goto out; 157| 1| } 158| 53| ret = SSH_OK; ------------------ | | 316| 53|#define SSH_OK 0 /* No error */ ------------------ 159| | 160| 54|out: 161| 54| EVP_PKEY_free(pubkey); 162| 54| EVP_PKEY_CTX_free(pctx); 163| 54| return ret; 164| 53|} ssh_client_dhgex_init: 65| 6|{ 66| 6| int rc; 67| | 68| 6| rc = ssh_dh_init_common(session->next_crypto); 69| 6| if (rc != SSH_OK){ ------------------ | | 316| 6|#define SSH_OK 0 /* No error */ ------------------ | Branch (69:9): [True: 0, False: 6] ------------------ 70| 0| goto error; 71| 0| } 72| | 73| 6| session->next_crypto->dh_pmin = DH_PMIN; ------------------ | | 41| 6|#define DH_PMIN 2048 ------------------ 74| 6| session->next_crypto->dh_pn = DH_PREQ; ------------------ | | 42| 6|#define DH_PREQ 2048 ------------------ 75| 6| session->next_crypto->dh_pmax = DH_PMAX; ------------------ | | 43| 6|#define DH_PMAX 8192 ------------------ 76| | /* Minimum group size, preferred group size, maximum group size */ 77| 6| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 6| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 6| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 6| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 6|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 6| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 6| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 6|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 78| 6| "bddd", 79| 6| SSH2_MSG_KEX_DH_GEX_REQUEST, 80| 6| session->next_crypto->dh_pmin, 81| 6| session->next_crypto->dh_pn, 82| 6| session->next_crypto->dh_pmax); 83| 6| if (rc != SSH_OK) { ------------------ | | 316| 6|#define SSH_OK 0 /* No error */ ------------------ | Branch (83:9): [True: 0, False: 6] ------------------ 84| 0| goto error; 85| 0| } 86| | 87| | /* register the packet callbacks */ 88| 6| ssh_packet_set_callbacks(session, &ssh_dhgex_client_callbacks); 89| 6| session->dh_handshake_state = DH_STATE_REQUEST_SENT; 90| 6| rc = ssh_packet_send(session); 91| 6| if (rc == SSH_ERROR) { ------------------ | | 317| 6|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (91:9): [True: 0, False: 6] ------------------ 92| 0| goto error; 93| 0| } 94| 6| return rc; 95| 0|error: 96| 0| ssh_dh_cleanup(session->next_crypto); 97| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 98| 6|} dh-gex.c:ssh_packet_client_dhgex_group: 105| 5|{ 106| 5| int rc; 107| 5| int blen; 108| 5| bignum pmin1 = NULL, one = NULL; 109| 5| bignum modulus = NULL, generator = NULL; 110| 5|#if !defined(HAVE_LIBCRYPTO) || OPENSSL_VERSION_NUMBER < 0x30000000L 111| 5| const_bignum pubkey; 112| |#else 113| | bignum pubkey = NULL; 114| |#endif /* OPENSSL_VERSION_NUMBER */ 115| 5| (void) type; 116| 5| (void) user; 117| | 118| 5| SSH_LOG(SSH_LOG_DEBUG, "SSH_MSG_KEX_DH_GEX_GROUP received"); ------------------ | | 281| 5| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 119| | 120| 5| if (session->dh_handshake_state != DH_STATE_REQUEST_SENT) { ------------------ | Branch (120:9): [True: 1, False: 4] ------------------ 121| 1| ssh_set_error(session, ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 122| 1| SSH_FATAL, 123| 1| "Received DH_GEX_GROUP in invalid state"); 124| 1| goto error; 125| 1| } 126| 4| one = bignum_new(); ------------------ | | 70| 4|#define bignum_new() BN_new() ------------------ 127| 4| pmin1 = bignum_new(); ------------------ | | 70| 4|#define bignum_new() BN_new() ------------------ 128| 4| if (one == NULL || pmin1 == NULL) { ------------------ | Branch (128:9): [True: 0, False: 4] | Branch (128:24): [True: 0, False: 4] ------------------ 129| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 130| 0| goto error; 131| 0| } 132| 4| rc = ssh_buffer_unpack(packet, ------------------ | | 60| 4| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 4| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 4| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 4|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 4| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 4| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 4|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 133| 4| "BB", 134| 4| &modulus, 135| 4| &generator); 136| 4| if (rc != SSH_OK) { ------------------ | | 316| 4|#define SSH_OK 0 /* No error */ ------------------ | Branch (136:9): [True: 1, False: 3] ------------------ 137| 1| ssh_set_error(session, SSH_FATAL, "Invalid DH_GEX_GROUP packet"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 138| 1| goto error; 139| 1| } 140| | /* basic checks */ 141| 3| if (ssh_fips_mode() && ------------------ | | 115| 6|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 3] | | ------------------ ------------------ 142| 0| !ssh_dh_is_known_group(modulus, generator)) { ------------------ | Branch (142:9): [True: 0, False: 0] ------------------ 143| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 144| 0| SSH_FATAL, 145| 0| "The received DH group is not FIPS approved"); 146| 0| goto error; 147| 0| } 148| 3| rc = bignum_set_word(one, 1); ------------------ | | 77| 3|#define bignum_set_word(bn,n) BN_set_word(bn,n) ------------------ 149| 3| if (rc != 1) { ------------------ | Branch (149:9): [True: 0, False: 3] ------------------ 150| 0| goto error; 151| 0| } 152| 3| blen = bignum_num_bits(modulus); ------------------ | | 99| 3|#define bignum_num_bits(num) (size_t)BN_num_bits(num) ------------------ 153| 3| if (blen < DH_PMIN || blen > DH_PMAX) { ------------------ | | 41| 6|#define DH_PMIN 2048 ------------------ if (blen < DH_PMIN || blen > DH_PMAX) { ------------------ | | 43| 3|#define DH_PMAX 8192 ------------------ | Branch (153:9): [True: 0, False: 3] | Branch (153:27): [True: 0, False: 3] ------------------ 154| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 155| 0| SSH_FATAL, 156| 0| "Invalid dh group parameter p: %d not in [%d:%d]", 157| 0| blen, 158| 0| DH_PMIN, 159| 0| DH_PMAX); 160| 0| goto error; 161| 0| } 162| 3| if (bignum_cmp(modulus, one) <= 0) { ------------------ | | 102| 3|#define bignum_cmp(num1,num2) BN_cmp(num1,num2) ------------------ | Branch (162:9): [True: 0, False: 3] ------------------ 163| | /* p must be positive and preferably bigger than one */ 164| 0| ssh_set_error(session, SSH_FATAL, "Invalid dh group parameter p"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 165| 0| goto error; 166| 0| } 167| 3| if (!bignum_is_bit_set(modulus, 0)) { ------------------ | | 100| 3|#define bignum_is_bit_set(num,bit) BN_is_bit_set(num, (int)bit) ------------------ | Branch (167:9): [True: 2, False: 1] ------------------ 168| | /* p must be a prime and therefore not divisible by 2 */ 169| 2| ssh_set_error(session, SSH_FATAL, "Invalid dh group parameter p"); ------------------ | | 311| 2| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 170| 2| goto error; 171| 2| } 172| 1| bignum_sub(pmin1, modulus, one); ------------------ | | 96| 1|#define bignum_sub(dest, a, b) BN_sub(dest, a, b) ------------------ 173| 1| if (bignum_cmp(generator, one) <= 0 || ------------------ | | 102| 1|#define bignum_cmp(num1,num2) BN_cmp(num1,num2) ------------------ | Branch (173:9): [True: 0, False: 1] ------------------ 174| 1| bignum_cmp(generator, pmin1) > 0) { ------------------ | | 102| 1|#define bignum_cmp(num1,num2) BN_cmp(num1,num2) ------------------ | Branch (174:9): [True: 0, False: 1] ------------------ 175| | /* generator must be at least 2 and smaller than p-1*/ 176| 0| ssh_set_error(session, SSH_FATAL, "Invalid dh group parameter g"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 177| 0| goto error; 178| 0| } 179| | 180| | /* all checks passed, set parameters (the BNs are copied in openssl backend) */ 181| 1| rc = ssh_dh_set_parameters(session->next_crypto->dh_ctx, 182| 1| modulus, generator); 183| 1| if (rc != SSH_OK) { ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ | Branch (183:9): [True: 0, False: 1] ------------------ 184| 0| goto error; 185| 0| } 186| 1|#ifdef HAVE_LIBCRYPTO 187| 1| bignum_safe_free(modulus); ------------------ | | 71| 1|#define bignum_safe_free(num) do { \ | | 72| 1| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 1, False: 0] | | ------------------ | | 73| 1| BN_clear_free((num)); \ | | 74| 1| (num)=NULL; \ | | 75| 1| } \ | | 76| 1| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 1] | | ------------------ ------------------ 188| 1| bignum_safe_free(generator); ------------------ | | 71| 1|#define bignum_safe_free(num) do { \ | | 72| 1| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 1, False: 0] | | ------------------ | | 73| 1| BN_clear_free((num)); \ | | 74| 1| (num)=NULL; \ | | 75| 1| } \ | | 76| 1| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 1] | | ------------------ ------------------ 189| 1|#endif 190| 1| modulus = NULL; 191| 1| generator = NULL; 192| | 193| | /* compute and send DH public parameter */ 194| 1| rc = ssh_dh_keypair_gen_keys(session->next_crypto->dh_ctx, 195| 1| DH_CLIENT_KEYPAIR); ------------------ | | 30| 1|#define DH_CLIENT_KEYPAIR 0 ------------------ 196| 1| if (rc == SSH_ERROR) { ------------------ | | 317| 1|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (196:9): [True: 0, False: 1] ------------------ 197| 0| goto error; 198| 0| } 199| | 200| 1| rc = ssh_dh_keypair_get_keys(session->next_crypto->dh_ctx, 201| 1| DH_CLIENT_KEYPAIR, NULL, &pubkey); ------------------ | | 30| 1|#define DH_CLIENT_KEYPAIR 0 ------------------ 202| 1| if (rc != SSH_OK) { ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ | Branch (202:9): [True: 0, False: 1] ------------------ 203| 0| goto error; 204| 0| } 205| | 206| 1| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 1| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 1| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 1| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 1|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 1| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 1| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 1|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 207| 1| "bB", 208| 1| SSH2_MSG_KEX_DH_GEX_INIT, 209| 1| pubkey); 210| 1| if (rc != SSH_OK) { ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ | Branch (210:9): [True: 0, False: 1] ------------------ 211| 0| goto error; 212| 0| } 213| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 214| | bignum_safe_free(pubkey); 215| |#endif /* OPENSSL_VERSION_NUMBER */ 216| | 217| 1| session->dh_handshake_state = DH_STATE_INIT_SENT; 218| | 219| 1| rc = ssh_packet_send(session); 220| 1| if (rc == SSH_ERROR) { ------------------ | | 317| 1|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (220:9): [True: 0, False: 1] ------------------ 221| 0| goto error; 222| 0| } 223| | 224| 1| bignum_safe_free(one); ------------------ | | 71| 1|#define bignum_safe_free(num) do { \ | | 72| 1| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 1, False: 0] | | ------------------ | | 73| 1| BN_clear_free((num)); \ | | 74| 1| (num)=NULL; \ | | 75| 1| } \ | | 76| 1| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 1] | | ------------------ ------------------ 225| 1| bignum_safe_free(pmin1); ------------------ | | 71| 1|#define bignum_safe_free(num) do { \ | | 72| 1| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 1, False: 0] | | ------------------ | | 73| 1| BN_clear_free((num)); \ | | 74| 1| (num)=NULL; \ | | 75| 1| } \ | | 76| 1| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 1] | | ------------------ ------------------ 226| 1| return SSH_PACKET_USED; ------------------ | | 637| 1|#define SSH_PACKET_USED 1 ------------------ 227| | 228| 4|error: 229| 4| bignum_safe_free(modulus); ------------------ | | 71| 4|#define bignum_safe_free(num) do { \ | | 72| 4| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 2, False: 2] | | ------------------ | | 73| 2| BN_clear_free((num)); \ | | 74| 2| (num)=NULL; \ | | 75| 2| } \ | | 76| 4| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 4] | | ------------------ ------------------ 230| 4| bignum_safe_free(generator); ------------------ | | 71| 4|#define bignum_safe_free(num) do { \ | | 72| 4| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 2, False: 2] | | ------------------ | | 73| 2| BN_clear_free((num)); \ | | 74| 2| (num)=NULL; \ | | 75| 2| } \ | | 76| 4| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 4] | | ------------------ ------------------ 231| 4| bignum_safe_free(one); ------------------ | | 71| 4|#define bignum_safe_free(num) do { \ | | 72| 4| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 3, False: 1] | | ------------------ | | 73| 3| BN_clear_free((num)); \ | | 74| 3| (num)=NULL; \ | | 75| 3| } \ | | 76| 4| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 4] | | ------------------ ------------------ 232| 4| bignum_safe_free(pmin1); ------------------ | | 71| 4|#define bignum_safe_free(num) do { \ | | 72| 4| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 3, False: 1] | | ------------------ | | 73| 3| BN_clear_free((num)); \ | | 74| 3| (num)=NULL; \ | | 75| 3| } \ | | 76| 4| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 4] | | ------------------ ------------------ 233| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 234| | bignum_safe_free(pubkey); 235| |#endif /* OPENSSL_VERSION_NUMBER */ 236| 4| ssh_dh_cleanup(session->next_crypto); 237| 4| session->session_state = SSH_SESSION_STATE_ERROR; 238| | 239| 4| return SSH_PACKET_USED; ------------------ | | 637| 4|#define SSH_PACKET_USED 1 ------------------ 240| 1|} ssh_dh_init: 235| 2|{ 236| 2| unsigned long g_int = 2 ; /* G is defined as 2 by the ssh2 standards */ 237| 2| int rc; 238| 2| if (dh_crypto_initialized) { ------------------ | Branch (238:9): [True: 0, False: 2] ------------------ 239| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 240| 0| } 241| 2| dh_crypto_initialized = 1; 242| | 243| 2| ssh_dh_generator = bignum_new(); ------------------ | | 70| 2|#define bignum_new() BN_new() ------------------ 244| 2| if (ssh_dh_generator == NULL) { ------------------ | Branch (244:9): [True: 0, False: 2] ------------------ 245| 0| goto error; 246| 0| } 247| 2| rc = bignum_set_word(ssh_dh_generator, g_int); ------------------ | | 77| 2|#define bignum_set_word(bn,n) BN_set_word(bn,n) ------------------ 248| 2| if (rc != 1) { ------------------ | Branch (248:9): [True: 0, False: 2] ------------------ 249| 0| goto error; 250| 0| } 251| | 252| 2| bignum_bin2bn(p_group1_value, P_GROUP1_LEN, &ssh_dh_group1); ------------------ | | 79| 2| do { \ | | 80| 2| (*dest) = BN_new(); \ | | 81| 2| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 2, False: 0] | | ------------------ | | 82| 2| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 2| } \ | | 84| 2| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 2] | | ------------------ ------------------ 253| 2| if (ssh_dh_group1 == NULL) { ------------------ | Branch (253:9): [True: 0, False: 2] ------------------ 254| 0| goto error; 255| 0| } 256| 2| bignum_bin2bn(p_group14_value, P_GROUP14_LEN, &ssh_dh_group14); ------------------ | | 79| 2| do { \ | | 80| 2| (*dest) = BN_new(); \ | | 81| 2| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 2, False: 0] | | ------------------ | | 82| 2| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 2| } \ | | 84| 2| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 2] | | ------------------ ------------------ 257| 2| if (ssh_dh_group14 == NULL) { ------------------ | Branch (257:9): [True: 0, False: 2] ------------------ 258| 0| goto error; 259| 0| } 260| 2| bignum_bin2bn(p_group16_value, P_GROUP16_LEN, &ssh_dh_group16); ------------------ | | 79| 2| do { \ | | 80| 2| (*dest) = BN_new(); \ | | 81| 2| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 2, False: 0] | | ------------------ | | 82| 2| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 2| } \ | | 84| 2| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 2] | | ------------------ ------------------ 261| 2| if (ssh_dh_group16 == NULL) { ------------------ | Branch (261:9): [True: 0, False: 2] ------------------ 262| 0| goto error; 263| 0| } 264| 2| bignum_bin2bn(p_group18_value, P_GROUP18_LEN, &ssh_dh_group18); ------------------ | | 79| 2| do { \ | | 80| 2| (*dest) = BN_new(); \ | | 81| 2| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 2, False: 0] | | ------------------ | | 82| 2| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 2| } \ | | 84| 2| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 2] | | ------------------ ------------------ 265| 2| if (ssh_dh_group18 == NULL) { ------------------ | Branch (265:9): [True: 0, False: 2] ------------------ 266| 0| goto error; 267| 0| } 268| | 269| 2| return 0; 270| 0|error: 271| 0| ssh_dh_finalize(); 272| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 273| 2|} ssh_dh_import_next_pubkey_blob: 295| 221|{ 296| 221| return ssh_pki_import_pubkey_blob(pubkey_blob, 297| 221| &session->next_crypto->server_pubkey); 298| | 299| 221|} ssh_client_dh_init: 317| 57|int ssh_client_dh_init(ssh_session session){ 318| 57| struct ssh_crypto_struct *crypto = session->next_crypto; 319| 57|#if !defined(HAVE_LIBCRYPTO) || OPENSSL_VERSION_NUMBER < 0x30000000L 320| 57| const_bignum pubkey; 321| |#else 322| | bignum pubkey = NULL; 323| |#endif /* OPENSSL_VERSION_NUMBER */ 324| 57| int rc; 325| | 326| 57| rc = ssh_dh_init_common(crypto); 327| 57| if (rc == SSH_ERROR) { ------------------ | | 317| 57|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (327:7): [True: 0, False: 57] ------------------ 328| 0| goto error; 329| 0| } 330| | 331| 57| rc = ssh_dh_keypair_gen_keys(crypto->dh_ctx, DH_CLIENT_KEYPAIR); ------------------ | | 30| 57|#define DH_CLIENT_KEYPAIR 0 ------------------ 332| 57| if (rc == SSH_ERROR){ ------------------ | | 317| 57|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (332:7): [True: 0, False: 57] ------------------ 333| 0| goto error; 334| 0| } 335| 57| rc = ssh_dh_keypair_get_keys(crypto->dh_ctx, DH_CLIENT_KEYPAIR, ------------------ | | 30| 57|#define DH_CLIENT_KEYPAIR 0 ------------------ 336| 57| NULL, &pubkey); 337| 57| if (rc != SSH_OK) { ------------------ | | 316| 57|#define SSH_OK 0 /* No error */ ------------------ | Branch (337:7): [True: 0, False: 57] ------------------ 338| 0| goto error; 339| 0| } 340| 57| rc = ssh_buffer_pack(session->out_buffer, "bB", SSH2_MSG_KEXDH_INIT, pubkey); ------------------ | | 50| 57| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 57| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 57| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 57|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 57| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 57| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 57|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 341| 57| if (rc != SSH_OK) { ------------------ | | 316| 57|#define SSH_OK 0 /* No error */ ------------------ | Branch (341:7): [True: 0, False: 57] ------------------ 342| 0| goto error; 343| 0| } 344| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 345| | bignum_safe_free(pubkey); 346| |#endif 347| | 348| | /* register the packet callbacks */ 349| 57| ssh_packet_set_callbacks(session, &ssh_dh_client_callbacks); 350| 57| session->dh_handshake_state = DH_STATE_INIT_SENT; 351| | 352| 57| rc = ssh_packet_send(session); 353| 57| return rc; 354| 0|error: 355| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 356| | bignum_safe_free(pubkey); 357| |#endif 358| 0| ssh_dh_cleanup(crypto); 359| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 360| 57|} ssh_client_dh_remove_callbacks: 363| 52|{ 364| 52| ssh_packet_remove_callbacks(session, &ssh_dh_client_callbacks); 365| 52|} ssh_dh_get_next_server_publickey: 676| 157|{ 677| 157| return session->next_crypto->server_pubkey; 678| 157|} ssh_dh_get_next_server_publickey_blob: 683| 95|{ 684| 95| const ssh_key pubkey = ssh_dh_get_next_server_publickey(session); 685| | 686| 95| return ssh_pki_export_pubkey_blob(pubkey, pubkey_blob); 687| 95|} dh.c:ssh_packet_client_dh_reply: 367| 52|SSH_PACKET_CALLBACK(ssh_packet_client_dh_reply){ 368| 52| struct ssh_crypto_struct *crypto=session->next_crypto; 369| 52| ssh_string pubkey_blob = NULL; 370| 52| bignum server_pubkey; 371| 52| int rc; 372| | 373| 52| (void)type; 374| 52| (void)user; 375| | 376| 52| ssh_client_dh_remove_callbacks(session); 377| | 378| 52| rc = ssh_buffer_unpack(packet, "SBS", &pubkey_blob, &server_pubkey, ------------------ | | 60| 52| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 52| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 52| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 52|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 52| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 52| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 52|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 379| 52| &crypto->dh_server_signature); 380| 52| if (rc == SSH_ERROR) { ------------------ | | 317| 52|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (380:7): [True: 4, False: 48] ------------------ 381| 4| goto error; 382| 4| } 383| 48| rc = ssh_dh_keypair_set_keys(crypto->dh_ctx, DH_SERVER_KEYPAIR, ------------------ | | 31| 48|#define DH_SERVER_KEYPAIR 1 ------------------ 384| 48| NULL, server_pubkey); 385| 48| if (rc != SSH_OK) { ------------------ | | 316| 48|#define SSH_OK 0 /* No error */ ------------------ | Branch (385:7): [True: 0, False: 48] ------------------ 386| 0| SSH_STRING_FREE(pubkey_blob); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 387| 0| bignum_safe_free(server_pubkey); ------------------ | | 71| 0|#define bignum_safe_free(num) do { \ | | 72| 0| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 0, False: 0] | | ------------------ | | 73| 0| BN_clear_free((num)); \ | | 74| 0| (num)=NULL; \ | | 75| 0| } \ | | 76| 0| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 0] | | ------------------ ------------------ 388| 0| goto error; 389| 0| } 390| 48| rc = ssh_dh_import_next_pubkey_blob(session, pubkey_blob); 391| 48| SSH_STRING_FREE(pubkey_blob); ------------------ | | 915| 48| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 48, False: 0] | | | Branch (915:69): [Folded, False: 48] | | ------------------ ------------------ 392| 48| if (rc != 0) { ------------------ | Branch (392:7): [True: 5, False: 43] ------------------ 393| 5| goto error; 394| 5| } 395| | 396| 43| rc = ssh_dh_compute_shared_secret(session->next_crypto->dh_ctx, 397| 43| DH_CLIENT_KEYPAIR, DH_SERVER_KEYPAIR, ------------------ | | 30| 43|#define DH_CLIENT_KEYPAIR 0 ------------------ DH_CLIENT_KEYPAIR, DH_SERVER_KEYPAIR, ------------------ | | 31| 43|#define DH_SERVER_KEYPAIR 1 ------------------ 398| 43| &session->next_crypto->shared_secret); 399| 43| ssh_dh_debug_crypto(session->next_crypto); 400| 43| if (rc == SSH_ERROR){ ------------------ | | 317| 43|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (400:7): [True: 1, False: 42] ------------------ 401| 1| ssh_set_error(session, SSH_FATAL, "Could not generate shared secret"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 402| 1| goto error; 403| 1| } 404| | 405| | /* Send the MSG_NEWKEYS */ 406| 42| rc = ssh_packet_send_newkeys(session); 407| 42| if (rc == SSH_ERROR) { ------------------ | | 317| 42|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (407:7): [True: 0, False: 42] ------------------ 408| 0| goto error; 409| 0| } 410| 42| session->dh_handshake_state = DH_STATE_NEWKEYS_SENT; 411| 42| return SSH_PACKET_USED; ------------------ | | 637| 42|#define SSH_PACKET_USED 1 ------------------ 412| 10|error: 413| 10| ssh_dh_cleanup(session->next_crypto); 414| 10| session->session_state=SSH_SESSION_STATE_ERROR; 415| 10| return SSH_PACKET_USED; ------------------ | | 637| 10|#define SSH_PACKET_USED 1 ------------------ 416| 42|} ssh_dh_debug_crypto: 56| 43|{ 57| |#ifdef DEBUG_CRYPTO 58| |#if OPENSSL_VERSION_NUMBER < 0x30000000L 59| | const_bignum x = NULL, y = NULL, e = NULL, f = NULL; 60| |#else 61| | bignum x = NULL, y = NULL, e = NULL, f = NULL; 62| |#endif /* OPENSSL_VERSION_NUMBER */ 63| | 64| | ssh_dh_keypair_get_keys(c->dh_ctx, DH_CLIENT_KEYPAIR, &x, &e); 65| | ssh_dh_keypair_get_keys(c->dh_ctx, DH_SERVER_KEYPAIR, &y, &f); 66| | ssh_print_bignum("x", x); 67| | ssh_print_bignum("y", y); 68| | ssh_print_bignum("e", e); 69| | ssh_print_bignum("f", f); 70| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 71| | bignum_safe_free(x); 72| | bignum_safe_free(y); 73| | bignum_safe_free(e); 74| | bignum_safe_free(f); 75| |#endif /* OPENSSL_VERSION_NUMBER */ 76| | 77| | ssh_log_hexdump("Session server cookie", c->server_kex.cookie, 16); 78| | ssh_log_hexdump("Session client cookie", c->client_kex.cookie, 16); 79| | ssh_print_bignum("k", c->shared_secret); 80| | 81| |#else 82| 43| (void)c; /* UNUSED_PARAM */ 83| 43|#endif /* DEBUG_CRYPTO */ 84| 43|} ssh_dh_keypair_get_keys: 89| 185|{ 90| 185| if (((peer != DH_CLIENT_KEYPAIR) && (peer != DH_SERVER_KEYPAIR)) || ------------------ | | 30| 185|#define DH_CLIENT_KEYPAIR 0 ------------------ if (((peer != DH_CLIENT_KEYPAIR) && (peer != DH_SERVER_KEYPAIR)) || ------------------ | | 31| 85|#define DH_SERVER_KEYPAIR 1 ------------------ | Branch (90:10): [True: 85, False: 100] | Branch (90:41): [True: 0, False: 85] ------------------ 91| 185| ((priv == NULL) && (pub == NULL)) || (ctx == NULL) || ------------------ | Branch (91:10): [True: 185, False: 0] | Branch (91:28): [True: 0, False: 185] | Branch (91:46): [True: 0, False: 185] ------------------ 92| 185| (ctx->keypair[peer] == NULL)) { ------------------ | Branch (92:9): [True: 0, False: 185] ------------------ 93| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 94| 0| } 95| | 96| 185| DH_get0_key(ctx->keypair[peer], pub, priv); 97| | 98| 185| if (priv && (*priv == NULL || bignum_num_bits(*priv) == 0)) { ------------------ | | 99| 0|#define bignum_num_bits(num) (size_t)BN_num_bits(num) ------------------ | Branch (98:9): [True: 0, False: 185] | Branch (98:18): [True: 0, False: 0] | Branch (98:35): [True: 0, False: 0] ------------------ 99| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 100| 0| } 101| 185| if (pub && (*pub == NULL || bignum_num_bits(*pub) == 0)) { ------------------ | | 99| 185|#define bignum_num_bits(num) (size_t)BN_num_bits(num) ------------------ | Branch (101:9): [True: 185, False: 0] | Branch (101:17): [True: 0, False: 185] | Branch (101:33): [True: 1, False: 184] ------------------ 102| 1| return SSH_ERROR; ------------------ | | 317| 1|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 103| 1| } 104| | 105| 184| return SSH_OK; ------------------ | | 316| 184|#define SSH_OK 0 /* No error */ ------------------ 106| 185|} ssh_dh_keypair_set_keys: 158| 48|{ 159| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 160| | int rc; 161| | OSSL_PARAM *params = NULL, *out_params = NULL, *merged_params = NULL; 162| | OSSL_PARAM_BLD *param_bld = NULL; 163| | EVP_PKEY_CTX *evp_ctx = NULL; 164| |#endif /* OPENSSL_VERSION_NUMBER */ 165| | 166| 48| if (((peer != DH_CLIENT_KEYPAIR) && (peer != DH_SERVER_KEYPAIR)) || ------------------ | | 30| 48|#define DH_CLIENT_KEYPAIR 0 ------------------ if (((peer != DH_CLIENT_KEYPAIR) && (peer != DH_SERVER_KEYPAIR)) || ------------------ | | 31| 48|#define DH_SERVER_KEYPAIR 1 ------------------ | Branch (166:10): [True: 48, False: 0] | Branch (166:41): [True: 0, False: 48] ------------------ 167| 48| ((priv == NULL) && (pub == NULL)) || (ctx == NULL) || ------------------ | Branch (167:10): [True: 48, False: 0] | Branch (167:28): [True: 0, False: 48] | Branch (167:46): [True: 0, False: 48] ------------------ 168| 48| (ctx->keypair[peer] == NULL)) { ------------------ | Branch (168:9): [True: 0, False: 48] ------------------ 169| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 170| 0| } 171| | 172| 48|#if OPENSSL_VERSION_NUMBER < 0x30000000L 173| 48| (void)DH_set0_key(ctx->keypair[peer], pub, priv); 174| | 175| 48| return SSH_OK; ------------------ | | 316| 48|#define SSH_OK 0 /* No error */ ------------------ 176| |#else 177| | rc = EVP_PKEY_todata(ctx->keypair[peer], EVP_PKEY_KEYPAIR, &out_params); 178| | if (rc != 1) { 179| | return SSH_ERROR; 180| | } 181| | 182| | param_bld = OSSL_PARAM_BLD_new(); 183| | if (param_bld == NULL) { 184| | rc = SSH_ERROR; 185| | goto out; 186| | } 187| | 188| | evp_ctx = EVP_PKEY_CTX_new_from_pkey(NULL, ctx->keypair[peer], NULL); 189| | if (evp_ctx == NULL) { 190| | rc = SSH_ERROR; 191| | goto out; 192| | } 193| | 194| | rc = EVP_PKEY_fromdata_init(evp_ctx); 195| | if (rc != 1) { 196| | rc = SSH_ERROR; 197| | goto out; 198| | } 199| | 200| | if (priv) { 201| | rc = OSSL_PARAM_BLD_push_BN(param_bld, OSSL_PKEY_PARAM_PRIV_KEY, priv); 202| | if (rc != 1) { 203| | rc = SSH_ERROR; 204| | goto out; 205| | } 206| | } 207| | if (pub) { 208| | rc = OSSL_PARAM_BLD_push_BN(param_bld, OSSL_PKEY_PARAM_PUB_KEY, pub); 209| | if (rc != 1) { 210| | rc = SSH_ERROR; 211| | goto out; 212| | } 213| | } 214| | 215| | params = OSSL_PARAM_BLD_to_param(param_bld); 216| | if (params == NULL) { 217| | rc = SSH_ERROR; 218| | goto out; 219| | } 220| | OSSL_PARAM_BLD_free(param_bld); 221| | 222| | merged_params = OSSL_PARAM_merge(out_params, params); 223| | if (merged_params == NULL) { 224| | rc = SSH_ERROR; 225| | goto out; 226| | } 227| | 228| | rc = EVP_PKEY_fromdata(evp_ctx, 229| | &(ctx->keypair[peer]), 230| | EVP_PKEY_PUBLIC_KEY, 231| | merged_params); 232| | if (rc != 1) { 233| | rc = SSH_ERROR; 234| | goto out; 235| | } 236| | 237| | rc = SSH_OK; 238| |out: 239| | bignum_safe_free(priv); 240| | bignum_safe_free(pub); 241| | EVP_PKEY_CTX_free(evp_ctx); 242| | OSSL_PARAM_free(out_params); 243| | OSSL_PARAM_free(params); 244| | OSSL_PARAM_free(merged_params); 245| | 246| | return rc; 247| |#endif /* OPENSSL_VERSION_NUMBER */ 248| 48|} ssh_dh_set_parameters: 286| 58|{ 287| 58| size_t i; 288| 58| int rc; 289| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 290| | OSSL_PARAM *params = NULL; 291| | OSSL_PARAM_BLD *param_bld = NULL; 292| | EVP_PKEY_CTX *evp_ctx = NULL; 293| |#endif /* OPENSSL_VERSION_NUMBER */ 294| | 295| 58| if ((ctx == NULL) || (modulus == NULL) || (generator == NULL)) { ------------------ | Branch (295:9): [True: 0, False: 58] | Branch (295:26): [True: 0, False: 58] | Branch (295:47): [True: 0, False: 58] ------------------ 296| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 297| 0| } 298| | 299| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 300| | evp_ctx = EVP_PKEY_CTX_new_from_name(NULL, "DHX", NULL); 301| |#endif 302| | 303| 174| for (i = 0; i < 2; i++) { ------------------ | Branch (303:17): [True: 116, False: 58] ------------------ 304| 116|#if OPENSSL_VERSION_NUMBER < 0x30000000L 305| 116| bignum p = NULL; 306| 116| bignum g = NULL; 307| | 308| | /* when setting modulus or generator, 309| | * make sure to invalidate existing keys */ 310| 116| DH_free(ctx->keypair[i]); 311| 116| ctx->keypair[i] = DH_new(); 312| 116| if (ctx->keypair[i] == NULL) { ------------------ | Branch (312:13): [True: 0, False: 116] ------------------ 313| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 314| 0| goto done; 315| 0| } 316| | 317| 116| p = BN_dup(modulus); 318| 116| g = BN_dup(generator); 319| 116| rc = DH_set0_pqg(ctx->keypair[i], p, NULL, g); 320| 116| if (rc != 1) { ------------------ | Branch (320:13): [True: 0, False: 116] ------------------ 321| 0| BN_free(p); 322| 0| BN_free(g); 323| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 324| 0| goto done; 325| 0| } 326| |#else 327| | param_bld = OSSL_PARAM_BLD_new(); 328| | 329| | if (param_bld == NULL) { 330| | rc = SSH_ERROR; 331| | goto done; 332| | } 333| | 334| | rc = OSSL_PARAM_BLD_push_BN(param_bld, OSSL_PKEY_PARAM_FFC_P, modulus); 335| | if (rc != 1) { 336| | rc = SSH_ERROR; 337| | goto done; 338| | } 339| | rc = OSSL_PARAM_BLD_push_BN(param_bld, OSSL_PKEY_PARAM_FFC_G, generator); 340| | if (rc != 1) { 341| | rc = SSH_ERROR; 342| | goto done; 343| | } 344| | params = OSSL_PARAM_BLD_to_param(param_bld); 345| | if (params == NULL) { 346| | OSSL_PARAM_BLD_free(param_bld); 347| | rc = SSH_ERROR; 348| | goto done; 349| | } 350| | OSSL_PARAM_BLD_free(param_bld); 351| | 352| | rc = EVP_PKEY_fromdata_init(evp_ctx); 353| | if (rc != 1) { 354| | OSSL_PARAM_free(params); 355| | rc = SSH_ERROR; 356| | goto done; 357| | } 358| | 359| | /* make sure to invalidate existing keys */ 360| | EVP_PKEY_free(ctx->keypair[i]); 361| | ctx->keypair[i] = NULL; 362| | 363| | rc = EVP_PKEY_fromdata(evp_ctx, 364| | &(ctx->keypair[i]), 365| | EVP_PKEY_KEY_PARAMETERS, 366| | params); 367| | if (rc != 1) { 368| | OSSL_PARAM_free(params); 369| | rc = SSH_ERROR; 370| | goto done; 371| | } 372| | 373| | OSSL_PARAM_free(params); 374| |#endif /* OPENSSL_VERSION_NUMBER */ 375| 116| } 376| | 377| 58| rc = SSH_OK; ------------------ | | 316| 58|#define SSH_OK 0 /* No error */ ------------------ 378| 58|#if OPENSSL_VERSION_NUMBER < 0x30000000L 379| 58|done: 380| 58| if (rc != SSH_OK) { ------------------ | | 316| 58|#define SSH_OK 0 /* No error */ ------------------ | Branch (380:9): [True: 0, False: 58] ------------------ 381| 0| DH_free(ctx->keypair[0]); 382| 0| DH_free(ctx->keypair[1]); 383| 0| } 384| |#else 385| |done: 386| | EVP_PKEY_CTX_free(evp_ctx); 387| | 388| | if (rc != SSH_OK) { 389| | EVP_PKEY_free(ctx->keypair[0]); 390| | EVP_PKEY_free(ctx->keypair[1]); 391| | } 392| |#endif /* OPENSSL_VERSION_NUMBER */ 393| 58| if (rc != SSH_OK) { ------------------ | | 316| 58|#define SSH_OK 0 /* No error */ ------------------ | Branch (393:9): [True: 0, False: 58] ------------------ 394| 0| ctx->keypair[0] = NULL; 395| 0| ctx->keypair[1] = NULL; 396| 0| } 397| | 398| 58| return rc; 399| 58|} ssh_dh_init_common: 406| 63|{ 407| 63| struct dh_ctx *ctx = NULL; 408| 63| int rc; 409| | 410| | /* Cleanup any previously allocated dh_ctx */ 411| 63| if (crypto->dh_ctx != NULL) { ------------------ | Branch (411:9): [True: 0, False: 63] ------------------ 412| 0| ssh_dh_cleanup(crypto); 413| 0| } 414| | 415| 63| ctx = calloc(1, sizeof(*ctx)); 416| 63| if (ctx == NULL) { ------------------ | Branch (416:9): [True: 0, False: 63] ------------------ 417| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 418| 0| } 419| 63| crypto->dh_ctx = ctx; 420| | 421| 63| switch (crypto->kex_type) { 422| 0| case SSH_KEX_DH_GROUP1_SHA1: ------------------ | Branch (422:5): [True: 0, False: 63] ------------------ 423| 0| rc = ssh_dh_set_parameters(ctx, ssh_dh_group1, ssh_dh_generator); 424| 0| break; 425| 0| case SSH_KEX_DH_GROUP14_SHA1: ------------------ | Branch (425:5): [True: 0, False: 63] ------------------ 426| 17| case SSH_KEX_DH_GROUP14_SHA256: ------------------ | Branch (426:5): [True: 17, False: 46] ------------------ 427| 17| case SSH_GSS_KEX_DH_GROUP14_SHA256: ------------------ | Branch (427:5): [True: 0, False: 63] ------------------ 428| 17| rc = ssh_dh_set_parameters(ctx, ssh_dh_group14, ssh_dh_generator); 429| 17| break; 430| 28| case SSH_KEX_DH_GROUP16_SHA512: ------------------ | Branch (430:5): [True: 28, False: 35] ------------------ 431| 28| case SSH_GSS_KEX_DH_GROUP16_SHA512: ------------------ | Branch (431:5): [True: 0, False: 63] ------------------ 432| 28| rc = ssh_dh_set_parameters(ctx, ssh_dh_group16, ssh_dh_generator); 433| 28| break; 434| 12| case SSH_KEX_DH_GROUP18_SHA512: ------------------ | Branch (434:5): [True: 12, False: 51] ------------------ 435| 12| rc = ssh_dh_set_parameters(ctx, ssh_dh_group18, ssh_dh_generator); 436| 12| break; 437| 6| default: ------------------ | Branch (437:5): [True: 6, False: 57] ------------------ 438| 6| rc = SSH_OK; ------------------ | | 316| 6|#define SSH_OK 0 /* No error */ ------------------ 439| 6| break; 440| 63| } 441| | 442| 63| if (rc != SSH_OK) { ------------------ | | 316| 63|#define SSH_OK 0 /* No error */ ------------------ | Branch (442:9): [True: 0, False: 63] ------------------ 443| 0| ssh_dh_cleanup(crypto); 444| 0| } 445| 63| return rc; 446| 63|} ssh_dh_cleanup: 449| 1.31k|{ 450| 1.31k| if (crypto->dh_ctx != NULL) { ------------------ | Branch (450:9): [True: 63, False: 1.25k] ------------------ 451| 63|#if OPENSSL_VERSION_NUMBER < 0x30000000L 452| 63| DH_free(crypto->dh_ctx->keypair[0]); 453| 63| DH_free(crypto->dh_ctx->keypair[1]); 454| |#else 455| | EVP_PKEY_free(crypto->dh_ctx->keypair[0]); 456| | EVP_PKEY_free(crypto->dh_ctx->keypair[1]); 457| |#endif /* OPENSSL_VERSION_NUMBER */ 458| 63| free(crypto->dh_ctx); 459| | crypto->dh_ctx = NULL; 460| 63| } 461| 1.31k|} ssh_dh_keypair_gen_keys: 474| 58|{ 475| 58| int rc; 476| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 477| | EVP_PKEY_CTX *evp_ctx = NULL; 478| |#endif 479| | 480| 58| if ((dh_ctx == NULL) || (dh_ctx->keypair[peer] == NULL)) { ------------------ | Branch (480:9): [True: 0, False: 58] | Branch (480:29): [True: 0, False: 58] ------------------ 481| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 482| 0| } 483| | 484| 58|#if OPENSSL_VERSION_NUMBER < 0x30000000L 485| 58| rc = DH_generate_key(dh_ctx->keypair[peer]); 486| 58| if (rc != 1) { ------------------ | Branch (486:9): [True: 0, False: 58] ------------------ 487| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 488| 0| } 489| |#else 490| | evp_ctx = EVP_PKEY_CTX_new_from_pkey(NULL, dh_ctx->keypair[peer], NULL); 491| | if (evp_ctx == NULL) { 492| | return SSH_ERROR; 493| | } 494| | 495| | rc = EVP_PKEY_keygen_init(evp_ctx); 496| | if (rc != 1) { 497| | EVP_PKEY_CTX_free(evp_ctx); 498| | return SSH_ERROR; 499| | } 500| | 501| | rc = EVP_PKEY_generate(evp_ctx, &(dh_ctx->keypair[peer])); 502| | if (rc != 1) { 503| | EVP_PKEY_CTX_free(evp_ctx); 504| | SSH_LOG(SSH_LOG_TRACE, 505| | "Failed to generate DH: %s", 506| | ERR_error_string(ERR_get_error(), NULL)); 507| | return SSH_ERROR; 508| | } 509| | 510| | EVP_PKEY_CTX_free(evp_ctx); 511| |#endif /* OPENSSL_VERSION_NUMBER */ 512| | 513| 58| return SSH_OK; ------------------ | | 316| 58|#define SSH_OK 0 /* No error */ ------------------ 514| 58|} ssh_dh_compute_shared_secret: 529| 43|{ 530| 43| unsigned char *kstring = NULL; 531| 43| int rc; 532| 43|#if OPENSSL_VERSION_NUMBER < 0x30000000L 533| 43| const_bignum pub_key = NULL; 534| 43| int klen; 535| |#else 536| | size_t klen; 537| | EVP_PKEY_CTX *evp_ctx = NULL; 538| |#endif /* OPENSSL_VERSION_NUMBER */ 539| | 540| 43| if ((dh_ctx == NULL) || ------------------ | Branch (540:9): [True: 0, False: 43] ------------------ 541| 43| (dh_ctx->keypair[local] == NULL) || ------------------ | Branch (541:9): [True: 0, False: 43] ------------------ 542| 43| (dh_ctx->keypair[remote] == NULL)) { ------------------ | Branch (542:9): [True: 0, False: 43] ------------------ 543| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 544| 0| } 545| | 546| 43|#if OPENSSL_VERSION_NUMBER < 0x30000000L 547| 43| kstring = malloc(DH_size(dh_ctx->keypair[local])); 548| 43| if (kstring == NULL) { ------------------ | Branch (548:9): [True: 0, False: 43] ------------------ 549| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 550| 0| goto done; 551| 0| } 552| | 553| 43| rc = ssh_dh_keypair_get_keys(dh_ctx, remote, NULL, &pub_key); 554| 43| if (rc != SSH_OK) { ------------------ | | 316| 43|#define SSH_OK 0 /* No error */ ------------------ | Branch (554:9): [True: 1, False: 42] ------------------ 555| 1| rc = SSH_ERROR; ------------------ | | 317| 1|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 556| 1| goto done; 557| 1| } 558| | 559| 42| klen = DH_compute_key(kstring, pub_key, dh_ctx->keypair[local]); 560| 42| if (klen == -1) { ------------------ | Branch (560:9): [True: 0, False: 42] ------------------ 561| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 562| 0| goto done; 563| 0| } 564| |#else 565| | evp_ctx = EVP_PKEY_CTX_new_from_pkey(NULL, dh_ctx->keypair[local], NULL); 566| | 567| | rc = EVP_PKEY_derive_init(evp_ctx); 568| | if (rc != 1) { 569| | rc = SSH_ERROR; 570| | goto done; 571| | } 572| | 573| | rc = EVP_PKEY_derive_set_peer(evp_ctx, dh_ctx->keypair[remote]); 574| | if (rc != 1) { 575| | SSH_LOG(SSH_LOG_TRACE, 576| | "Failed to set peer key: %s", 577| | ERR_error_string(ERR_get_error(), NULL)); 578| | rc = SSH_ERROR; 579| | goto done; 580| | } 581| | 582| | /* getting the size of the secret */ 583| | rc = EVP_PKEY_derive(evp_ctx, kstring, &klen); 584| | if (rc != 1) { 585| | rc = SSH_ERROR; 586| | goto done; 587| | } 588| | 589| | kstring = malloc(klen); 590| | if (kstring == NULL) { 591| | rc = SSH_ERROR; 592| | goto done; 593| | } 594| | 595| | rc = EVP_PKEY_derive(evp_ctx, kstring, &klen); 596| | if (rc != 1) { 597| | rc = SSH_ERROR; 598| | goto done; 599| | } 600| |#endif /* OPENSSL_VERSION_NUMBER */ 601| | 602| 42| *dest = BN_bin2bn(kstring, (int)klen, NULL); 603| 42| if (*dest == NULL) { ------------------ | Branch (603:9): [True: 0, False: 42] ------------------ 604| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 605| 0| goto done; 606| 0| } 607| | 608| 42| rc = SSH_OK; ------------------ | | 316| 42|#define SSH_OK 0 /* No error */ ------------------ 609| 43|done: 610| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 611| | EVP_PKEY_CTX_free(evp_ctx); 612| |#endif 613| 43| free(kstring); 614| 43| return rc; 615| 42|} ssh_client_ecdh_remove_callbacks: 47| 7|{ 48| 7| ssh_packet_remove_callbacks(session, &ssh_ecdh_client_callbacks); 49| 7|} ecdh.c:ssh_packet_client_ecdh_reply: 55| 7|SSH_PACKET_CALLBACK(ssh_packet_client_ecdh_reply){ 56| 7| ssh_string q_s_string = NULL; 57| 7| ssh_string pubkey_blob = NULL; 58| 7| ssh_string signature = NULL; 59| 7| int rc; 60| 7| (void)type; 61| 7| (void)user; 62| | 63| 7| ssh_client_ecdh_remove_callbacks(session); 64| 7| pubkey_blob = ssh_buffer_get_ssh_string(packet); 65| 7| if (pubkey_blob == NULL) { ------------------ | Branch (65:7): [True: 0, False: 7] ------------------ 66| 0| ssh_set_error(session,SSH_FATAL, "No public key in packet"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 67| 0| goto error; 68| 0| } 69| | 70| 7| rc = ssh_dh_import_next_pubkey_blob(session, pubkey_blob); 71| 7| SSH_STRING_FREE(pubkey_blob); ------------------ | | 915| 7| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 7, False: 0] | | | Branch (915:69): [Folded, False: 7] | | ------------------ ------------------ 72| 7| if (rc != 0) { ------------------ | Branch (72:7): [True: 4, False: 3] ------------------ 73| 4| goto error; 74| 4| } 75| | 76| 3| q_s_string = ssh_buffer_get_ssh_string(packet); 77| 3| if (q_s_string == NULL) { ------------------ | Branch (77:7): [True: 1, False: 2] ------------------ 78| 1| ssh_set_error(session,SSH_FATAL, "No Q_S ECC point in packet"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 79| 1| goto error; 80| 1| } 81| 2| session->next_crypto->ecdh_server_pubkey = q_s_string; 82| 2| signature = ssh_buffer_get_ssh_string(packet); 83| 2| if (signature == NULL) { ------------------ | Branch (83:7): [True: 1, False: 1] ------------------ 84| 1| ssh_set_error(session, SSH_FATAL, "No signature in packet"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 85| 1| goto error; 86| 1| } 87| 1| session->next_crypto->dh_server_signature = signature; 88| 1| signature=NULL; /* ownership changed */ 89| | /* TODO: verify signature now instead of waiting for NEWKEYS */ 90| 1| if (ecdh_build_k(session) < 0) { ------------------ | Branch (90:7): [True: 1, False: 0] ------------------ 91| 1| ssh_set_error(session, SSH_FATAL, "Cannot build k number"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 92| 1| goto error; 93| 1| } 94| | 95| | /* Send the MSG_NEWKEYS */ 96| 0| rc = ssh_packet_send_newkeys(session); 97| 0| if (rc == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (97:7): [True: 0, False: 0] ------------------ 98| 0| goto error; 99| 0| } 100| 0| session->dh_handshake_state = DH_STATE_NEWKEYS_SENT; 101| | 102| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 103| | 104| 7|error: 105| 7| session->session_state=SSH_SESSION_STATE_ERROR; 106| 7| return SSH_PACKET_USED; ------------------ | | 637| 7|#define SSH_PACKET_USED 1 ------------------ 107| 0|} ssh_ecdh_init: 220| 128|{ 221| 128| ssh_string pubkey = NULL; 222| 128| ssh_string *pubkey_loc = NULL; 223| | 224| 128| pubkey = ssh_ecdh_generate(session); 225| 128| if (pubkey == NULL) { ------------------ | Branch (225:9): [True: 0, False: 128] ------------------ 226| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 227| 0| } 228| | 229| 128| if (session->server) { ------------------ | Branch (229:9): [True: 0, False: 128] ------------------ 230| 0| pubkey_loc = &session->next_crypto->ecdh_server_pubkey; 231| 128| } else { 232| 128| pubkey_loc = &session->next_crypto->ecdh_client_pubkey; 233| 128| } 234| | 235| 128| ssh_string_free(*pubkey_loc); 236| 128| *pubkey_loc = pubkey; 237| | 238| 128| return SSH_OK; ------------------ | | 316| 128|#define SSH_OK 0 /* No error */ ------------------ 239| 128|} ssh_client_ecdh_init: 245| 11|{ 246| 11| int rc; 247| | 248| 11| rc = ssh_buffer_add_u8(session->out_buffer, SSH2_MSG_KEX_ECDH_INIT); ------------------ | | 17| 11|#define SSH2_MSG_KEX_ECDH_INIT 30 ------------------ 249| 11| if (rc < 0) { ------------------ | Branch (249:9): [True: 0, False: 11] ------------------ 250| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 251| 0| } 252| | 253| 11| rc = ssh_ecdh_init(session); 254| 11| if (rc < 0) { ------------------ | Branch (254:9): [True: 0, False: 11] ------------------ 255| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 256| 0| } 257| | 258| 11| rc = ssh_buffer_add_ssh_string(session->out_buffer, 259| 11| session->next_crypto->ecdh_client_pubkey); 260| 11| if (rc < 0) { ------------------ | Branch (260:9): [True: 0, False: 11] ------------------ 261| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 262| 0| } 263| | 264| | /* register the packet callbacks */ 265| 11| ssh_packet_set_callbacks(session, &ssh_ecdh_client_callbacks); 266| 11| session->dh_handshake_state = DH_STATE_INIT_SENT; 267| | 268| 11| rc = ssh_packet_send(session); 269| | 270| 11| return rc; 271| 11|} ecdh_build_k: 274| 1|{ 275| 1| struct ssh_crypto_struct *next_crypto = session->next_crypto; 276| 1|#if OPENSSL_VERSION_NUMBER < 0x30000000L 277| 1| const EC_GROUP *group = EC_KEY_get0_group(next_crypto->ecdh_privkey); 278| 1| EC_POINT *pubkey = NULL; 279| 1| void *buffer = NULL; 280| 1| int rc; 281| 1| int len = (EC_GROUP_get_degree(group) + 7) / 8; 282| 1| bignum_CTX ctx = bignum_ctx_new(); ------------------ | | 91| 1|#define bignum_ctx_new() BN_CTX_new() ------------------ 283| 1| if (ctx == NULL) { ------------------ | Branch (283:7): [True: 0, False: 1] ------------------ 284| 0| return -1; 285| 0| } 286| 1| pubkey = EC_POINT_new(group); 287| 1| if (pubkey == NULL) { ------------------ | Branch (287:7): [True: 0, False: 1] ------------------ 288| 0| bignum_ctx_free(ctx); ------------------ | | 92| 0|#define bignum_ctx_free(num) BN_CTX_free(num) ------------------ 289| 0| return -1; 290| 0| } 291| | 292| 1| if (session->server) { ------------------ | Branch (292:7): [True: 0, False: 1] ------------------ 293| 0| rc = EC_POINT_oct2point(group, 294| 0| pubkey, 295| 0| ssh_string_data(next_crypto->ecdh_client_pubkey), 296| 0| ssh_string_len(next_crypto->ecdh_client_pubkey), 297| 0| ctx); 298| 1| } else { 299| 1| rc = EC_POINT_oct2point(group, 300| 1| pubkey, 301| 1| ssh_string_data(next_crypto->ecdh_server_pubkey), 302| 1| ssh_string_len(next_crypto->ecdh_server_pubkey), 303| 1| ctx); 304| 1| } 305| 1| bignum_ctx_free(ctx); ------------------ | | 92| 1|#define bignum_ctx_free(num) BN_CTX_free(num) ------------------ 306| 1| if (rc <= 0) { ------------------ | Branch (306:7): [True: 1, False: 0] ------------------ 307| 1| EC_POINT_clear_free(pubkey); 308| 1| return -1; 309| 1| } 310| | 311| 0| buffer = malloc(len); 312| 0| if (buffer == NULL) { ------------------ | Branch (312:7): [True: 0, False: 0] ------------------ 313| 0| EC_POINT_clear_free(pubkey); 314| 0| return -1; 315| 0| } 316| | 317| 0| rc = ECDH_compute_key(buffer, 318| 0| len, 319| 0| pubkey, 320| 0| next_crypto->ecdh_privkey, 321| 0| NULL); 322| 0| EC_POINT_clear_free(pubkey); 323| 0| if (rc <= 0) { ------------------ | Branch (323:7): [True: 0, False: 0] ------------------ 324| 0| free(buffer); 325| 0| return -1; 326| 0| } 327| | 328| 0| bignum_bin2bn(buffer, len, &next_crypto->shared_secret); ------------------ | | 79| 0| do { \ | | 80| 0| (*dest) = BN_new(); \ | | 81| 0| if ((*dest) != NULL) { \ | | ------------------ | | | Branch (81:13): [True: 0, False: 0] | | ------------------ | | 82| 0| BN_bin2bn(data,datalen,(*dest)); \ | | 83| 0| } \ | | 84| 0| } while(0) | | ------------------ | | | Branch (84:13): [Folded, False: 0] | | ------------------ ------------------ 329| 0| free(buffer); 330| |#else 331| | const char *curve = NULL; 332| | EVP_PKEY *pubkey = NULL; 333| | void *secret = NULL; 334| | size_t secret_len; 335| | int rc; 336| | ssh_string peer_pubkey = NULL; 337| | OSSL_PARAM_BLD *param_bld = OSSL_PARAM_BLD_new(); 338| | EVP_PKEY_CTX *dh_ctx = EVP_PKEY_CTX_new_from_pkey(NULL, 339| | next_crypto->ecdh_privkey, 340| | NULL); 341| | 342| | if (dh_ctx == NULL || param_bld == NULL) { 343| | ssh_set_error_oom(session); 344| | EVP_PKEY_CTX_free(dh_ctx); 345| | OSSL_PARAM_BLD_free(param_bld); 346| | return -1; 347| | } 348| | 349| | rc = EVP_PKEY_derive_init(dh_ctx); 350| | if (rc != 1) { 351| | ssh_set_error(session, 352| | SSH_FATAL, 353| | "Could not init PKEY derive: %s", 354| | ERR_error_string(ERR_get_error(), NULL)); 355| | EVP_PKEY_CTX_free(dh_ctx); 356| | OSSL_PARAM_BLD_free(param_bld); 357| | return -1; 358| | } 359| | 360| | if (session->server) { 361| | peer_pubkey = next_crypto->ecdh_client_pubkey; 362| | } else { 363| | peer_pubkey = next_crypto->ecdh_server_pubkey; 364| | } 365| | rc = OSSL_PARAM_BLD_push_octet_string(param_bld, 366| | OSSL_PKEY_PARAM_PUB_KEY, 367| | ssh_string_data(peer_pubkey), 368| | ssh_string_len(peer_pubkey)); 369| | if (rc != 1) { 370| | ssh_set_error(session, 371| | SSH_FATAL, 372| | "Could not push the pub key: %s", 373| | ERR_error_string(ERR_get_error(), NULL)); 374| | EVP_PKEY_CTX_free(dh_ctx); 375| | OSSL_PARAM_BLD_free(param_bld); 376| | return -1; 377| | } 378| | curve = ecdh_kex_type_to_curve(next_crypto->kex_type); 379| | rc = OSSL_PARAM_BLD_push_utf8_string(param_bld, 380| | OSSL_PKEY_PARAM_GROUP_NAME, 381| | (char *)curve, 382| | strlen(curve)); 383| | if (rc != 1) { 384| | ssh_set_error(session, 385| | SSH_FATAL, 386| | "Could not push the group name: %s", 387| | ERR_error_string(ERR_get_error(), NULL)); 388| | EVP_PKEY_CTX_free(dh_ctx); 389| | OSSL_PARAM_BLD_free(param_bld); 390| | return -1; 391| | } 392| | 393| | rc = evp_build_pkey("EC", param_bld, &pubkey, EVP_PKEY_PUBLIC_KEY); 394| | OSSL_PARAM_BLD_free(param_bld); 395| | if (rc != SSH_OK) { 396| | ssh_set_error(session, 397| | SSH_FATAL, 398| | "Could not build the pkey: %s", 399| | ERR_error_string(ERR_get_error(), NULL)); 400| | EVP_PKEY_CTX_free(dh_ctx); 401| | return -1; 402| | } 403| | 404| | rc = EVP_PKEY_derive_set_peer(dh_ctx, pubkey); 405| | EVP_PKEY_free(pubkey); 406| | if (rc != 1) { 407| | ssh_set_error(session, 408| | SSH_FATAL, 409| | "Could not set peer pubkey: %s", 410| | ERR_error_string(ERR_get_error(), NULL)); 411| | EVP_PKEY_CTX_free(dh_ctx); 412| | return -1; 413| | } 414| | 415| | /* get the max length of the secret */ 416| | rc = EVP_PKEY_derive(dh_ctx, NULL, &secret_len); 417| | if (rc != 1) { 418| | ssh_set_error(session, 419| | SSH_FATAL, 420| | "Could not set peer pubkey: %s", 421| | ERR_error_string(ERR_get_error(), NULL)); 422| | EVP_PKEY_CTX_free(dh_ctx); 423| | return -1; 424| | } 425| | 426| | secret = malloc(secret_len); 427| | if (secret == NULL) { 428| | ssh_set_error_oom(session); 429| | EVP_PKEY_CTX_free(dh_ctx); 430| | return -1; 431| | } 432| | 433| | rc = EVP_PKEY_derive(dh_ctx, secret, &secret_len); 434| | if (rc != 1) { 435| | ssh_set_error(session, 436| | SSH_FATAL, 437| | "Could not derive shared key: %s", 438| | ERR_error_string(ERR_get_error(), NULL)); 439| | EVP_PKEY_CTX_free(dh_ctx); 440| | free(secret); 441| | return -1; 442| | } 443| | 444| | EVP_PKEY_CTX_free(dh_ctx); 445| | 446| | bignum_bin2bn(secret, secret_len, &next_crypto->shared_secret); 447| | free(secret); 448| |#endif /* OPENSSL_VERSION_NUMBER */ 449| 0| if (next_crypto->shared_secret == NULL) { ------------------ | Branch (449:7): [True: 0, False: 0] ------------------ 450| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 451| 0| EC_KEY_free(next_crypto->ecdh_privkey); 452| |#else 453| | EVP_PKEY_free(next_crypto->ecdh_privkey); 454| |#endif /* OPENSSL_VERSION_NUMBER */ 455| 0| next_crypto->ecdh_privkey = NULL; 456| 0| return -1; 457| 0| } 458| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 459| 0| EC_KEY_free(next_crypto->ecdh_privkey); 460| |#else 461| | EVP_PKEY_free(next_crypto->ecdh_privkey); 462| |#endif /* OPENSSL_VERSION_NUMBER */ 463| 0| next_crypto->ecdh_privkey = NULL; 464| | 465| |#ifdef DEBUG_CRYPTO 466| | ssh_log_hexdump("Session server cookie", 467| | next_crypto->server_kex.cookie, 16); 468| | ssh_log_hexdump("Session client cookie", 469| | next_crypto->client_kex.cookie, 16); 470| | ssh_print_bignum("Shared secret key", next_crypto->shared_secret); 471| |#endif /* DEBUG_CRYPTO */ 472| | 473| 0| return 0; 474| 0|} ecdh_crypto.c:ssh_ecdh_generate: 80| 128|{ 81| 128| ssh_string pubkey_string = NULL; 82| 128|#if OPENSSL_VERSION_NUMBER < 0x30000000L 83| 128| const EC_POINT *point = NULL; 84| 128| const EC_GROUP *group = NULL; 85| 128| EC_KEY *key = NULL; 86| 128| int curve; 87| |#else 88| | EC_POINT *point = NULL; 89| | EC_GROUP *group = NULL; 90| | const char *curve = NULL; 91| | EVP_PKEY *key = NULL; 92| | OSSL_PARAM *out_params = NULL; 93| | const OSSL_PARAM *pubkey_param = NULL; 94| | const void *pubkey = NULL; 95| | size_t pubkey_len; 96| | int nid; 97| | int rc; 98| |#endif /* OPENSSL_VERSION_NUMBER */ 99| | 100| 128| curve = ecdh_kex_type_to_curve(session->next_crypto->kex_type); 101| 128|#if OPENSSL_VERSION_NUMBER < 0x30000000L 102| 128| if (curve == SSH_ERROR) { ------------------ | | 317| 128|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (102:9): [True: 0, False: 128] ------------------ 103| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to get curve name"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 104| 0| return NULL; 105| 0| } 106| | 107| 128| key = EC_KEY_new_by_curve_name(curve); 108| |#else 109| | if (curve == NULL) { 110| | SSH_LOG(SSH_LOG_TRACE, "Failed to get curve name"); 111| | return NULL; 112| | } 113| | 114| | key = EVP_EC_gen(curve); 115| |#endif /* OPENSSL_VERSION_NUMBER */ 116| 128| if (key == NULL) { ------------------ | Branch (116:9): [True: 0, False: 128] ------------------ 117| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to generate key"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 118| 0| return NULL; 119| 0| } 120| | 121| 128|#if OPENSSL_VERSION_NUMBER < 0x30000000L 122| 128| group = EC_KEY_get0_group(key); 123| | 124| 128| EC_KEY_generate_key(key); 125| | 126| 128| point = EC_KEY_get0_public_key(key); 127| | 128| 128| pubkey_string = pki_key_make_ecpoint_string(group, point); 129| |#else 130| | rc = EVP_PKEY_todata(key, EVP_PKEY_PUBLIC_KEY, &out_params); 131| | if (rc != 1) { 132| | SSH_LOG(SSH_LOG_TRACE, "Failed to export public key"); 133| | EVP_PKEY_free(key); 134| | return NULL; 135| | } 136| | 137| | pubkey_param = OSSL_PARAM_locate_const(out_params, OSSL_PKEY_PARAM_PUB_KEY); 138| | if (pubkey_param == NULL) { 139| | SSH_LOG(SSH_LOG_TRACE, "Failed to find public key"); 140| | EVP_PKEY_free(key); 141| | OSSL_PARAM_free(out_params); 142| | return NULL; 143| | } 144| | 145| | rc = OSSL_PARAM_get_octet_string_ptr(pubkey_param, 146| | (const void**)&pubkey, 147| | &pubkey_len); 148| | if (rc != 1) { 149| | SSH_LOG(SSH_LOG_TRACE, "Failed to read public key"); 150| | OSSL_PARAM_free(out_params); 151| | EVP_PKEY_free(key); 152| | return NULL; 153| | } 154| | 155| | /* Convert the data to low-level representation */ 156| | nid = pki_key_ecgroup_name_to_nid(curve); 157| | group = EC_GROUP_new_by_curve_name_ex(NULL, NULL, nid); 158| | if (group == NULL) { 159| | ssh_set_error(session, 160| | SSH_FATAL, 161| | "Could not create group: %s", 162| | ERR_error_string(ERR_get_error(), NULL)); 163| | OSSL_PARAM_free(out_params); 164| | EVP_PKEY_free(key); 165| | return NULL; 166| | } 167| | point = EC_POINT_new(group); 168| | if (point == NULL) { 169| | ssh_set_error(session, 170| | SSH_FATAL, 171| | "Could not create point: %s", 172| | ERR_error_string(ERR_get_error(), NULL)); 173| | EC_GROUP_free(group); 174| | OSSL_PARAM_free(out_params); 175| | EVP_PKEY_free(key); 176| | return NULL; 177| | } 178| | rc = EC_POINT_oct2point(group, point, pubkey, pubkey_len, NULL); 179| | OSSL_PARAM_free(out_params); 180| | if (rc != 1) { 181| | SSH_LOG(SSH_LOG_TRACE, "Failed to export public key"); 182| | EC_GROUP_free(group); 183| | EC_POINT_free(point); 184| | EVP_PKEY_free(key); 185| | return NULL; 186| | } 187| | 188| | pubkey_string = pki_key_make_ecpoint_string(group, point); 189| | EC_GROUP_free(group); 190| | EC_POINT_free(point); 191| |#endif /* OPENSSL_VERSION_NUMBER */ 192| 128| if (pubkey_string == NULL) { ------------------ | Branch (192:9): [True: 0, False: 128] ------------------ 193| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to convert public key"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 194| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 195| 0| EC_KEY_free(key); 196| |#else 197| | EVP_PKEY_free(key); 198| |#endif /* OPENSSL_VERSION_NUMBER */ 199| 0| return NULL; 200| 0| } 201| | 202| | /* Free any previously allocated privkey */ 203| 128| if (session->next_crypto->ecdh_privkey != NULL) { ------------------ | Branch (203:9): [True: 0, False: 128] ------------------ 204| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 205| 0| EC_KEY_free(session->next_crypto->ecdh_privkey); 206| |#else 207| | EVP_PKEY_free(session->next_crypto->ecdh_privkey); 208| |#endif 209| 0| session->next_crypto->ecdh_privkey = NULL; 210| 0| } 211| | 212| 128| session->next_crypto->ecdh_privkey = key; 213| 128| return pubkey_string; 214| 128|} ecdh_crypto.c:ecdh_kex_type_to_curve: 50| 128|static int ecdh_kex_type_to_curve(enum ssh_key_exchange_e kex_type) { 51| |#else 52| |static const char *ecdh_kex_type_to_curve(enum ssh_key_exchange_e kex_type) { 53| |#endif /* OPENSSL_VERSION_NUMBER */ 54| 128| switch (kex_type) { 55| 6| case SSH_KEX_ECDH_SHA2_NISTP256: ------------------ | Branch (55:5): [True: 6, False: 122] ------------------ 56| 123| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (56:5): [True: 117, False: 11] ------------------ 57| 123| case SSH_GSS_KEX_ECDH_NISTP256_SHA256: ------------------ | Branch (57:5): [True: 0, False: 128] ------------------ 58| 123| return NISTP256; ------------------ | | 34| 123|#define NISTP256 NID_X9_62_prime256v1 ------------------ 59| 2| case SSH_KEX_ECDH_SHA2_NISTP384: ------------------ | Branch (59:5): [True: 2, False: 126] ------------------ 60| |#if HAVE_MLKEM1024 61| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 62| |#endif 63| 2| return NISTP384; ------------------ | | 35| 2|#define NISTP384 NID_secp384r1 ------------------ 64| 3| case SSH_KEX_ECDH_SHA2_NISTP521: ------------------ | Branch (64:5): [True: 3, False: 125] ------------------ 65| 3| return NISTP521; ------------------ | | 36| 3|#define NISTP521 NID_secp521r1 ------------------ 66| 0| default: ------------------ | Branch (66:5): [True: 0, False: 128] ------------------ 67| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 68| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 69| |#else 70| | return NULL; 71| |#endif 72| 128| } 73| 128|} _ssh_set_error: 55| 20.9k|{ 56| 20.9k| struct ssh_common_struct *err = error; 57| 20.9k| va_list va; 58| | 59| 20.9k| va_start(va, descr); 60| 20.9k| vsnprintf(err->error.error_buffer, ERROR_BUFFERLEN, descr, va); ------------------ | | 219| 20.9k|#define ERROR_BUFFERLEN 1024 ------------------ 61| 20.9k| va_end(va); 62| | 63| 20.9k| err->error.error_code = code; 64| 20.9k| if (ssh_get_log_level() == SSH_LOG_TRACE) { ------------------ | | 363| 20.9k|#define SSH_LOG_TRACE 4 ------------------ | Branch (64:9): [True: 0, False: 20.9k] ------------------ 65| 0| ssh_log_function(SSH_LOG_TRACE, ------------------ | | 363| 0|#define SSH_LOG_TRACE 4 ------------------ 66| 0| function, 67| 0| err->error.error_buffer); 68| 0| } 69| 20.9k|} _ssh_set_error_oom: 81| 142|{ 82| 142| struct error_struct *err = error; 83| | 84| 142| snprintf(err->error_buffer, sizeof(err->error_buffer), 85| 142| "%s: Out of memory", function); 86| 142| err->error_code = SSH_FATAL; 87| 142|} ssh_get_error: 127| 240|const char *ssh_get_error(void *error) { 128| 240| struct error_struct *err = error; 129| | 130| 240| return err->error_buffer; 131| 240|} libcrux_ml_kem_mlkem768_portable_generate_key_pair: 8762| 121|libcrux_ml_kem_mlkem768_portable_generate_key_pair(uint8_t randomness[64U]) { 8763| 121| return libcrux_ml_kem_ind_cca_instantiations_portable_generate_keypair_ce( 8764| 121| randomness); 8765| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_ZERO_d6_ea: 5317| 2.54k|libcrux_ml_kem_polynomial_ZERO_d6_ea(void) { 5318| 2.54k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d lit; 5319| 2.54k| libcrux_ml_kem_vector_portable_vector_type_PortableVector 5320| 2.54k| repeat_expression[16U]; 5321| 43.1k| for (size_t i = (size_t)0U; i < (size_t)16U; i++) { ------------------ | Branch (5321:31): [True: 40.6k, False: 2.54k] ------------------ 5322| 40.6k| repeat_expression[i] = libcrux_ml_kem_vector_portable_ZERO_b8(); 5323| 40.6k| } 5324| 2.54k| memcpy(lit.coefficients, repeat_expression, 5325| 2.54k| (size_t)16U * 5326| 2.54k| sizeof(libcrux_ml_kem_vector_portable_vector_type_PortableVector)); 5327| 2.54k| return lit; 5328| 2.54k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ZERO_b8: 3836| 87.1k|libcrux_ml_kem_vector_portable_ZERO_b8(void) { 3837| 87.1k| return libcrux_ml_kem_vector_portable_vector_type_zero(); 3838| 87.1k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_vector_type_zero: 3822| 104k|libcrux_ml_kem_vector_portable_vector_type_zero(void) { 3823| 104k| libcrux_ml_kem_vector_portable_vector_type_PortableVector lit; 3824| 104k| int16_t ret[16U]; 3825| 104k| int16_t buf[16U] = {0U}; 3826| 104k| libcrux_secrets_int_public_integers_classify_27_46(buf, ret); 3827| 104k| memcpy(lit.elements, ret, (size_t)16U * sizeof(int16_t)); 3828| 104k| return lit; 3829| 104k|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_classify_27_46: 1075| 104k| int16_t self[16U], int16_t ret[16U]) { 1076| 104k| memcpy(ret, self, (size_t)16U * sizeof(int16_t)); 1077| 104k|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_classify_27_39: 515| 6.06M|libcrux_secrets_int_public_integers_classify_27_39(int16_t self) { 516| 6.06M| return self; 517| 6.06M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_declassify_d8_39: 494| 6.45M|libcrux_secrets_int_public_integers_declassify_d8_39(int16_t self) { 495| 6.45M| return self; 496| 6.45M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_as_i32_f5: 556| 6.17M|static KRML_MUSTINLINE int32_t libcrux_secrets_int_as_i32_f5(int16_t self) { 557| 6.17M| return libcrux_secrets_int_public_integers_classify_27_a8( 558| 6.17M| (int32_t)libcrux_secrets_int_public_integers_declassify_d8_39(self)); 559| 6.17M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_classify_27_a8: 549| 7.24M|libcrux_secrets_int_public_integers_classify_27_a8(int32_t self) { 550| 7.24M| return self; 551| 7.24M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_as_i16_36: 577| 4.55M|static KRML_MUSTINLINE int16_t libcrux_secrets_int_as_i16_36(int32_t self) { 578| 4.55M| return libcrux_secrets_int_public_integers_classify_27_39( 579| 4.55M| (int16_t)libcrux_secrets_int_public_integers_declassify_d8_a8(self)); 580| 4.55M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_declassify_d8_a8: 570| 4.55M|libcrux_secrets_int_public_integers_declassify_d8_a8(int32_t self) { 571| 4.55M| return self; 572| 4.55M|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_at_layer_4_plus_ea: 5538| 2.17k| size_t layer, size_t _initial_coefficient_bound) { 5539| 2.17k| size_t step = (size_t)1U << (uint32_t)layer; 5540| 12.3k| for (size_t i0 = (size_t)0U; i0 < (size_t)128U >> (uint32_t)layer; i0++) { ------------------ | Branch (5540:32): [True: 10.1k, False: 2.17k] ------------------ 5541| 10.1k| size_t round = i0; 5542| 10.1k| zeta_i[0U] = zeta_i[0U] + (size_t)1U; 5543| 10.1k| size_t offset = round * step * (size_t)2U; 5544| 10.1k| size_t offset_vec = offset / (size_t)16U; 5545| 10.1k| size_t step_vec = step / (size_t)16U; 5546| 27.5k| for (size_t i = offset_vec; i < offset_vec + step_vec; i++) { ------------------ | Branch (5546:33): [True: 17.4k, False: 10.1k] ------------------ 5547| 17.4k| size_t j = i; 5548| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2 uu____0 = 5549| 17.4k| libcrux_ml_kem_ntt_ntt_layer_int_vec_step_ea( 5550| 17.4k| re->coefficients[j], re->coefficients[j + step_vec], 5551| 17.4k| libcrux_ml_kem_polynomial_zeta(zeta_i[0U])); 5552| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector x = uu____0.fst; 5553| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector y = uu____0.snd; 5554| 17.4k| re->coefficients[j] = x; 5555| 17.4k| re->coefficients[j + step_vec] = y; 5556| 17.4k| } 5557| 10.1k| } 5558| 2.17k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_layer_int_vec_step_ea: 5519| 17.4k| int16_t zeta_r) { 5520| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector t = 5521| 17.4k| libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_b8(b, 5522| 17.4k| zeta_r); 5523| 17.4k| b = libcrux_ml_kem_vector_portable_sub_b8(a, &t); 5524| 17.4k| a = libcrux_ml_kem_vector_portable_add_b8(a, &t); 5525| 17.4k| return (KRML_CLITERAL( ------------------ | | 154| 17.4k|#define KRML_CLITERAL(type) (type) ------------------ 5526| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2){.fst = a, 5527| 17.4k| .snd = b}); 5528| 17.4k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_b8: 4077| 23.2k| int16_t constant) { 4078| 23.2k| return libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_by_constant( 4079| 23.2k| vector, libcrux_secrets_int_public_integers_classify_27_39(constant)); 4080| 23.2k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_by_constant: 4059| 23.2k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vec, int16_t c) { 4060| 23.2k| for (size_t i = (size_t)0U; 4061| 394k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 394k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (4061:8): [True: 371k, False: 23.2k] ------------------ 4062| 371k| size_t i0 = i; 4063| 371k| vec.elements[i0] = 4064| 371k| libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer( 4065| 371k| vec.elements[i0], c); 4066| 371k| } 4067| 23.2k| return vec; 4068| 23.2k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer: 4050| 650k| int16_t fe, int16_t fer) { 4051| 650k| int32_t product = 4052| 650k| libcrux_secrets_int_as_i32_f5(fe) * libcrux_secrets_int_as_i32_f5(fer); 4053| 650k| return libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( 4054| 650k| product); 4055| 650k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element: 4017| 1.06M| int32_t value) { 4018| 1.06M| int32_t k = 4019| 1.06M| libcrux_secrets_int_as_i32_f5(libcrux_secrets_int_as_i16_36(value)) * 4020| 1.06M| libcrux_secrets_int_as_i32_b8( 4021| 1.06M| libcrux_secrets_int_public_integers_classify_27_df( 4022| 1.06M| LIBCRUX_ML_KEM_VECTOR_TRAITS_INVERSE_OF_MODULUS_MOD_MONTGOMERY_R)); ------------------ | | 3780| 1.06M| (62209U) ------------------ 4023| 1.06M| int32_t k_times_modulus = 4024| 1.06M| libcrux_secrets_int_as_i32_f5(libcrux_secrets_int_as_i16_36(k)) * 4025| 1.06M| libcrux_secrets_int_as_i32_f5( 4026| 1.06M| libcrux_secrets_int_public_integers_classify_27_39( 4027| 1.06M| LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS)); ------------------ | | 3777| 1.06M|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS ((int16_t)3329) ------------------ 4028| 1.06M| int16_t c = libcrux_secrets_int_as_i16_36( 4029| 1.06M| k_times_modulus >> 4030| 1.06M| (uint32_t)LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT); ------------------ | | 3997| 1.06M|#define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT (16U) ------------------ 4031| 1.06M| int16_t value_high = libcrux_secrets_int_as_i16_36( 4032| 1.06M| value >> 4033| 1.06M| (uint32_t)LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT); ------------------ | | 3997| 1.06M|#define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT (16U) ------------------ 4034| 1.06M| return value_high - c; 4035| 1.06M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_as_i32_b8: 598| 1.06M|static KRML_MUSTINLINE int32_t libcrux_secrets_int_as_i32_b8(uint32_t self) { 599| 1.06M| return libcrux_secrets_int_public_integers_classify_27_a8( 600| 1.06M| (int32_t)libcrux_secrets_int_public_integers_declassify_d8_df(self)); 601| 1.06M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_declassify_d8_df: 591| 1.06M|libcrux_secrets_int_public_integers_declassify_d8_df(uint32_t self) { 592| 1.06M| return self; 593| 1.06M|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_classify_27_df: 675| 1.06M|libcrux_secrets_int_public_integers_classify_27_df(uint32_t self) { 676| 1.06M| return self; 677| 1.06M|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_sub_b8: 3884| 23.2k| libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { 3885| 23.2k| return libcrux_ml_kem_vector_portable_arithmetic_sub(lhs, rhs); 3886| 23.2k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_sub: 3867| 23.2k| libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { 3868| 23.2k| for (size_t i = (size_t)0U; 3869| 394k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 394k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (3869:8): [True: 371k, False: 23.2k] ------------------ 3870| 371k| size_t i0 = i; 3871| 371k| size_t uu____0 = i0; 3872| 371k| lhs.elements[uu____0] = lhs.elements[uu____0] - rhs->elements[i0]; 3873| 371k| } 3874| 23.2k| return lhs; 3875| 23.2k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_add_b8: 3860| 46.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { 3861| 46.4k| return libcrux_ml_kem_vector_portable_arithmetic_add(lhs, rhs); 3862| 46.4k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_add: 3843| 58.0k| libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { 3844| 58.0k| for (size_t i = (size_t)0U; 3845| 987k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 987k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (3845:8): [True: 929k, False: 58.0k] ------------------ 3846| 929k| size_t i0 = i; 3847| 929k| size_t uu____0 = i0; 3848| 929k| lhs.elements[uu____0] = lhs.elements[uu____0] + rhs->elements[i0]; 3849| 929k| } 3850| 58.0k| return lhs; 3851| 58.0k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_zeta: 3766| 168k|static KRML_MUSTINLINE int16_t libcrux_ml_kem_polynomial_zeta(size_t i) { 3767| 168k| return libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[i]; 3768| 168k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_at_layer_3_ea: 5568| 726| size_t _initial_coefficient_bound) { 5569| 12.3k| for (size_t i = (size_t)0U; i < (size_t)16U; i++) { ------------------ | Branch (5569:31): [True: 11.6k, False: 726] ------------------ 5570| 11.6k| size_t round = i; 5571| 11.6k| zeta_i[0U] = zeta_i[0U] + (size_t)1U; 5572| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = 5573| 11.6k| libcrux_ml_kem_vector_portable_ntt_layer_3_step_b8( 5574| 11.6k| re->coefficients[round], 5575| 11.6k| libcrux_ml_kem_polynomial_zeta(zeta_i[0U])); 5576| 11.6k| re->coefficients[round] = uu____0; 5577| 11.6k| } 5578| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_layer_3_step_b8: 4344| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta) { 4345| 11.6k| return libcrux_ml_kem_vector_portable_ntt_ntt_layer_3_step(a, zeta); 4346| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_ntt_layer_3_step: 4318| 11.6k| int16_t zeta) { 4319| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)0U, 4320| 11.6k| (size_t)8U); 4321| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)1U, 4322| 11.6k| (size_t)9U); 4323| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)2U, 4324| 11.6k| (size_t)10U); 4325| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)3U, 4326| 11.6k| (size_t)11U); 4327| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)4U, 4328| 11.6k| (size_t)12U); 4329| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)5U, 4330| 11.6k| (size_t)13U); 4331| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)6U, 4332| 11.6k| (size_t)14U); 4333| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta, (size_t)7U, 4334| 11.6k| (size_t)15U); 4335| 11.6k| return vec; 4336| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_ntt_step: 4235| 278k| int16_t zeta, size_t i, size_t j) { 4236| 278k| int16_t t = 4237| 278k| libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer( 4238| 278k| vec->elements[j], 4239| 278k| libcrux_secrets_int_public_integers_classify_27_39(zeta)); 4240| 278k| int16_t a_minus_t = vec->elements[i] - t; 4241| 278k| int16_t a_plus_t = vec->elements[i] + t; 4242| 278k| vec->elements[j] = a_minus_t; 4243| 278k| vec->elements[i] = a_plus_t; 4244| 278k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_at_layer_2_ea: 5588| 726| size_t _initial_coefficient_bound) { 5589| 12.3k| for (size_t i = (size_t)0U; i < (size_t)16U; i++) { ------------------ | Branch (5589:31): [True: 11.6k, False: 726] ------------------ 5590| 11.6k| size_t round = i; 5591| 11.6k| zeta_i[0U] = zeta_i[0U] + (size_t)1U; 5592| 11.6k| re->coefficients[round] = 5593| 11.6k| libcrux_ml_kem_vector_portable_ntt_layer_2_step_b8( 5594| 11.6k| re->coefficients[round], libcrux_ml_kem_polynomial_zeta(zeta_i[0U]), 5595| 11.6k| libcrux_ml_kem_polynomial_zeta(zeta_i[0U] + (size_t)1U)); 5596| 11.6k| zeta_i[0U] = zeta_i[0U] + (size_t)1U; 5597| 11.6k| } 5598| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_layer_2_step_b8: 4311| 11.6k| int16_t zeta1) { 4312| 11.6k| return libcrux_ml_kem_vector_portable_ntt_ntt_layer_2_step(a, zeta0, zeta1); 4313| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_ntt_layer_2_step: 4284| 11.6k| int16_t zeta0, int16_t zeta1) { 4285| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta0, (size_t)0U, 4286| 11.6k| (size_t)4U); 4287| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta0, (size_t)1U, 4288| 11.6k| (size_t)5U); 4289| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta0, (size_t)2U, 4290| 11.6k| (size_t)6U); 4291| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta0, (size_t)3U, 4292| 11.6k| (size_t)7U); 4293| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta1, (size_t)8U, 4294| 11.6k| (size_t)12U); 4295| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta1, (size_t)9U, 4296| 11.6k| (size_t)13U); 4297| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta1, (size_t)10U, 4298| 11.6k| (size_t)14U); 4299| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta1, (size_t)11U, 4300| 11.6k| (size_t)15U); 4301| 11.6k| return vec; 4302| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_at_layer_1_ea: 5608| 726| size_t _initial_coefficient_bound) { 5609| 12.3k| for (size_t i = (size_t)0U; i < (size_t)16U; i++) { ------------------ | Branch (5609:31): [True: 11.6k, False: 726] ------------------ 5610| 11.6k| size_t round = i; 5611| 11.6k| zeta_i[0U] = zeta_i[0U] + (size_t)1U; 5612| 11.6k| re->coefficients[round] = 5613| 11.6k| libcrux_ml_kem_vector_portable_ntt_layer_1_step_b8( 5614| 11.6k| re->coefficients[round], libcrux_ml_kem_polynomial_zeta(zeta_i[0U]), 5615| 11.6k| libcrux_ml_kem_polynomial_zeta(zeta_i[0U] + (size_t)1U), 5616| 11.6k| libcrux_ml_kem_polynomial_zeta(zeta_i[0U] + (size_t)2U), 5617| 11.6k| libcrux_ml_kem_polynomial_zeta(zeta_i[0U] + (size_t)3U)); 5618| 11.6k| zeta_i[0U] = zeta_i[0U] + (size_t)3U; 5619| 11.6k| } 5620| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_layer_1_step_b8: 4276| 11.6k| int16_t zeta1, int16_t zeta2, int16_t zeta3) { 4277| 11.6k| return libcrux_ml_kem_vector_portable_ntt_ntt_layer_1_step(a, zeta0, zeta1, 4278| 11.6k| zeta2, zeta3); 4279| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_ntt_layer_1_step: 4249| 11.6k| int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { 4250| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta0, (size_t)0U, 4251| 11.6k| (size_t)2U); 4252| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta0, (size_t)1U, 4253| 11.6k| (size_t)3U); 4254| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta1, (size_t)4U, 4255| 11.6k| (size_t)6U); 4256| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta1, (size_t)5U, 4257| 11.6k| (size_t)7U); 4258| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta2, (size_t)8U, 4259| 11.6k| (size_t)10U); 4260| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta2, (size_t)9U, 4261| 11.6k| (size_t)11U); 4262| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta3, (size_t)12U, 4263| 11.6k| (size_t)14U); 4264| 11.6k| libcrux_ml_kem_vector_portable_ntt_ntt_step(&vec, zeta3, (size_t)13U, 4265| 11.6k| (size_t)15U); 4266| 11.6k| return vec; 4267| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_poly_barrett_reduce_d6_ea: 5652| 726| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *self) { 5653| 726| libcrux_ml_kem_polynomial_poly_barrett_reduce_ea(self); 5654| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_poly_barrett_reduce_ea: 5629| 726| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *myself) { 5630| 726| for (size_t i = (size_t)0U; 5631| 12.3k| i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { ------------------ | | 3770| 12.3k|#define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT ((size_t)16U) ------------------ | Branch (5631:8): [True: 11.6k, False: 726] ------------------ 5632| 11.6k| size_t i0 = i; 5633| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = 5634| 11.6k| libcrux_ml_kem_vector_portable_barrett_reduce_b8( 5635| 11.6k| myself->coefficients[i0]); 5636| 11.6k| myself->coefficients[i0] = uu____0; 5637| 11.6k| } 5638| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_barrett_reduce_b8: 3993| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vector) { 3994| 17.4k| return libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce(vector); 3995| 17.4k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce: 3975| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vec) { 3976| 17.4k| for (size_t i = (size_t)0U; 3977| 296k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 296k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (3977:8): [True: 278k, False: 17.4k] ------------------ 3978| 278k| size_t i0 = i; 3979| 278k| int16_t vi = 3980| 278k| libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce_element( 3981| 278k| vec.elements[i0]); 3982| 278k| vec.elements[i0] = vi; 3983| 278k| } 3984| 17.4k| return vec; 3985| 17.4k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce_element: 3964| 278k| int16_t value) { 3965| 278k| int32_t t = libcrux_secrets_int_as_i32_f5(value) * 3966| 278k| LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_MULTIPLIER + ------------------ | | 3940| 278k| ((int32_t)20159) ------------------ 3967| 278k| (LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_R >> 1U); ------------------ | | 3945| 278k| ((int32_t)1 << (uint32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT) | | ------------------ | | | | 3942| 278k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT ((int32_t)26) | | ------------------ ------------------ 3968| 278k| int16_t quotient = libcrux_secrets_int_as_i16_36( 3969| 278k| t >> (uint32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT); ------------------ | | 3942| 278k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT ((int32_t)26) ------------------ 3970| 278k| return value - quotient * LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; ------------------ | | 3777| 278k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS ((int16_t)3329) ------------------ 3971| 278k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_ntt_multiply_d6_ea: 5901| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *rhs) { 5902| 1.08k| return libcrux_ml_kem_polynomial_ntt_multiply_ea(self, rhs); 5903| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_ntt_multiply_ea: 5866| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *rhs) { 5867| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d out = 5868| 1.08k| libcrux_ml_kem_polynomial_ZERO_ea(); 5869| 1.08k| for (size_t i = (size_t)0U; 5870| 18.5k| i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { ------------------ | | 3770| 18.5k|#define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT ((size_t)16U) ------------------ | Branch (5870:8): [True: 17.4k, False: 1.08k] ------------------ 5871| 17.4k| size_t i0 = i; 5872| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = 5873| 17.4k| libcrux_ml_kem_vector_portable_ntt_multiply_b8( 5874| 17.4k| &myself->coefficients[i0], &rhs->coefficients[i0], 5875| 17.4k| libcrux_ml_kem_polynomial_zeta((size_t)64U + (size_t)4U * i0), 5876| 17.4k| libcrux_ml_kem_polynomial_zeta((size_t)64U + (size_t)4U * i0 + 5877| 17.4k| (size_t)1U), 5878| 17.4k| libcrux_ml_kem_polynomial_zeta((size_t)64U + (size_t)4U * i0 + 5879| 17.4k| (size_t)2U), 5880| 17.4k| libcrux_ml_kem_polynomial_zeta((size_t)64U + (size_t)4U * i0 + 5881| 17.4k| (size_t)3U)); 5882| 17.4k| out.coefficients[i0] = uu____0; 5883| 17.4k| } 5884| 1.08k| return out; 5885| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_ZERO_ea: 5817| 2.90k|libcrux_ml_kem_polynomial_ZERO_ea(void) { 5818| 2.90k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d lit; 5819| 2.90k| libcrux_ml_kem_vector_portable_vector_type_PortableVector 5820| 2.90k| repeat_expression[16U]; 5821| 49.3k| for (size_t i = (size_t)0U; i < (size_t)16U; i++) { ------------------ | Branch (5821:31): [True: 46.4k, False: 2.90k] ------------------ 5822| 46.4k| repeat_expression[i] = libcrux_ml_kem_vector_portable_ZERO_b8(); 5823| 46.4k| } 5824| 2.90k| memcpy(lit.coefficients, repeat_expression, 5825| 2.90k| (size_t)16U * 5826| 2.90k| sizeof(libcrux_ml_kem_vector_portable_vector_type_PortableVector)); 5827| 2.90k| return lit; 5828| 2.90k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_multiply_b8: 4567| 17.4k| int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { 4568| 17.4k| return libcrux_ml_kem_vector_portable_ntt_ntt_multiply(lhs, rhs, zeta0, zeta1, 4569| 17.4k| zeta2, zeta3); 4570| 17.4k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_ntt_multiply: 4525| 17.4k| int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { 4526| 17.4k| int16_t nzeta0 = -zeta0; 4527| 17.4k| int16_t nzeta1 = -zeta1; 4528| 17.4k| int16_t nzeta2 = -zeta2; 4529| 17.4k| int16_t nzeta3 = -zeta3; 4530| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector out = 4531| 17.4k| libcrux_ml_kem_vector_portable_vector_type_zero(); 4532| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4533| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(zeta0), 4534| 17.4k| (size_t)0U, &out); 4535| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4536| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(nzeta0), 4537| 17.4k| (size_t)1U, &out); 4538| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4539| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(zeta1), 4540| 17.4k| (size_t)2U, &out); 4541| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4542| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(nzeta1), 4543| 17.4k| (size_t)3U, &out); 4544| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4545| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(zeta2), 4546| 17.4k| (size_t)4U, &out); 4547| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4548| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(nzeta2), 4549| 17.4k| (size_t)5U, &out); 4550| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4551| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(zeta3), 4552| 17.4k| (size_t)6U, &out); 4553| 17.4k| libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( 4554| 17.4k| lhs, rhs, libcrux_secrets_int_public_integers_classify_27_39(nzeta3), 4555| 17.4k| (size_t)7U, &out); 4556| 17.4k| return out; 4557| 17.4k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials: 4491| 139k| size_t i, libcrux_ml_kem_vector_portable_vector_type_PortableVector *out) { 4492| 139k| int16_t ai = a->elements[(size_t)2U * i]; 4493| 139k| int16_t bi = b->elements[(size_t)2U * i]; 4494| 139k| int16_t aj = a->elements[(size_t)2U * i + (size_t)1U]; 4495| 139k| int16_t bj = b->elements[(size_t)2U * i + (size_t)1U]; 4496| 139k| int32_t ai_bi = 4497| 139k| libcrux_secrets_int_as_i32_f5(ai) * libcrux_secrets_int_as_i32_f5(bi); 4498| 139k| int32_t aj_bj_ = 4499| 139k| libcrux_secrets_int_as_i32_f5(aj) * libcrux_secrets_int_as_i32_f5(bj); 4500| 139k| int16_t aj_bj = 4501| 139k| libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( 4502| 139k| aj_bj_); 4503| 139k| int32_t aj_bj_zeta = libcrux_secrets_int_as_i32_f5(aj_bj) * 4504| 139k| libcrux_secrets_int_as_i32_f5(zeta); 4505| 139k| int32_t ai_bi_aj_bj = ai_bi + aj_bj_zeta; 4506| 139k| int16_t o0 = 4507| 139k| libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( 4508| 139k| ai_bi_aj_bj); 4509| 139k| int32_t ai_bj = 4510| 139k| libcrux_secrets_int_as_i32_f5(ai) * libcrux_secrets_int_as_i32_f5(bj); 4511| 139k| int32_t aj_bi = 4512| 139k| libcrux_secrets_int_as_i32_f5(aj) * libcrux_secrets_int_as_i32_f5(bi); 4513| 139k| int32_t ai_bj_aj_bi = ai_bj + aj_bi; 4514| 139k| int16_t o1 = 4515| 139k| libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( 4516| 139k| ai_bj_aj_bi); 4517| 139k| out->elements[(size_t)2U * i] = o0; 4518| 139k| out->elements[(size_t)2U * i + (size_t)1U] = o1; 4519| 139k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_add_to_ring_element_d6_1b: 5946| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *rhs) { 5947| 1.08k| libcrux_ml_kem_polynomial_add_to_ring_element_1b(self, rhs); 5948| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_add_to_ring_element_1b: 5917| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *rhs) { 5918| 1.08k| for (size_t i = (size_t)0U; 5919| 18.5k| i < Eurydice_slice_len( ------------------ | | 173| 18.5k|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (5919:8): [True: 17.4k, False: 1.08k] ------------------ 5920| 1.08k| Eurydice_array_to_slice( 5921| 1.08k| (size_t)16U, myself->coefficients, 5922| 1.08k| libcrux_ml_kem_vector_portable_vector_type_PortableVector), 5923| 1.08k| libcrux_ml_kem_vector_portable_vector_type_PortableVector); 5924| 17.4k| i++) { 5925| 17.4k| size_t i0 = i; 5926| 17.4k| libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = 5927| 17.4k| libcrux_ml_kem_vector_portable_add_b8(myself->coefficients[i0], 5928| 17.4k| &rhs->coefficients[i0]); 5929| 17.4k| myself->coefficients[i0] = uu____0; 5930| 17.4k| } 5931| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_serialize_to_unsigned_field_modulus_ea: 6172| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector a) { 6173| 11.6k| return libcrux_ml_kem_vector_portable_to_unsigned_representative_b8(a); 6174| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_to_unsigned_representative_b8: 4127| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector a) { 4128| 11.6k| return libcrux_ml_kem_vector_portable_arithmetic_to_unsigned_representative( 4129| 11.6k| a); 4130| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_to_unsigned_representative: 4112| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector a) { 4113| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector t = 4114| 11.6k| libcrux_ml_kem_vector_portable_arithmetic_shift_right_ef(a); 4115| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector fm = 4116| 11.6k| libcrux_ml_kem_vector_portable_arithmetic_bitwise_and_with_constant( 4117| 11.6k| t, LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS); ------------------ | | 3777| 11.6k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS ((int16_t)3329) ------------------ 4118| 11.6k| return libcrux_ml_kem_vector_portable_arithmetic_add(a, &fm); 4119| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_shift_right_ef: 4101| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vec) { 4102| 11.6k| for (size_t i = (size_t)0U; 4103| 197k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 197k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (4103:8): [True: 185k, False: 11.6k] ------------------ 4104| 185k| size_t i0 = i; 4105| 185k| vec.elements[i0] = vec.elements[i0] >> (uint32_t)(int32_t)15; 4106| 185k| } 4107| 11.6k| return vec; 4108| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_bitwise_and_with_constant: 4084| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vec, int16_t c) { 4085| 11.6k| for (size_t i = (size_t)0U; 4086| 197k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 197k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (4086:8): [True: 185k, False: 11.6k] ------------------ 4087| 185k| size_t i0 = i; 4088| 185k| size_t uu____0 = i0; 4089| 185k| vec.elements[uu____0] = vec.elements[uu____0] & c; 4090| 185k| } 4091| 11.6k| return vec; 4092| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_as_u8_f5: 501| 278k|static KRML_MUSTINLINE uint8_t libcrux_secrets_int_as_u8_f5(int16_t self) { 502| 278k| return libcrux_secrets_int_public_integers_classify_27_90( 503| 278k| (uint8_t)libcrux_secrets_int_public_integers_declassify_d8_39(self)); 504| 278k|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_classify_27_90: 481| 278k|libcrux_secrets_int_public_integers_classify_27_90(uint8_t self) { 482| 278k| return self; 483| 278k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_G_4a_e0: 6298| 121| Eurydice_slice input, uint8_t ret[64U]) { 6299| 121| libcrux_ml_kem_hash_functions_portable_G(input, ret); 6300| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_G: 3717| 121| Eurydice_slice input, uint8_t ret[64U]) { 3718| 121| uint8_t digest[64U] = {0U}; 3719| 121| libcrux_sha3_portable_sha512( 3720| 121| Eurydice_array_to_slice((size_t)64U, digest, uint8_t), input); ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 3721| 121| memcpy(ret, digest, (size_t)64U * sizeof(uint8_t)); 3722| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_sha512: 3128| 121| Eurydice_slice data) { 3129| 121| libcrux_sha3_generic_keccak_portable_keccak1_96(data, digest); 3130| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_portable_keccak1_96: 3092| 121| Eurydice_slice data, Eurydice_slice out) { 3093| 121| libcrux_sha3_generic_keccak_KeccakState_17 s = 3094| 121| libcrux_sha3_generic_keccak_new_80_04(); 3095| 121| size_t data_len = Eurydice_slice_len(data, uint8_t); ------------------ | | 173| 121|#define Eurydice_slice_len(s, _) (s).len ------------------ 3096| 121| for (size_t i = (size_t)0U; i < data_len / (size_t)72U; i++) { ------------------ | Branch (3096:31): [True: 0, False: 121] ------------------ 3097| 0| size_t i0 = i; 3098| 0| Eurydice_slice buf[1U] = {data}; 3099| 0| libcrux_sha3_generic_keccak_absorb_block_80_c6(&s, buf, i0 * (size_t)72U); 3100| 0| } 3101| 121| size_t rem = data_len % (size_t)72U; 3102| 121| Eurydice_slice buf[1U] = {data}; 3103| 121| libcrux_sha3_generic_keccak_absorb_final_80_9e(&s, buf, data_len - rem, rem); 3104| 121| size_t outlen = Eurydice_slice_len(out, uint8_t); ------------------ | | 173| 121|#define Eurydice_slice_len(s, _) (s).len ------------------ 3105| 121| size_t blocks = outlen / (size_t)72U; 3106| 121| size_t last = outlen - outlen % (size_t)72U; 3107| 121| if (blocks == (size_t)0U) { ------------------ | Branch (3107:7): [True: 121, False: 0] ------------------ 3108| 121| libcrux_sha3_simd_portable_squeeze_13_f8(&s, out, (size_t)0U, outlen); 3109| 121| } else { 3110| 0| libcrux_sha3_simd_portable_squeeze_13_f8(&s, out, (size_t)0U, (size_t)72U); 3111| 0| for (size_t i = (size_t)1U; i < blocks; i++) { ------------------ | Branch (3111:33): [True: 0, False: 0] ------------------ 3112| 0| size_t i0 = i; 3113| 0| libcrux_sha3_generic_keccak_keccakf1600_80_04(&s); 3114| 0| libcrux_sha3_simd_portable_squeeze_13_f8(&s, out, i0 * (size_t)72U, 3115| 0| (size_t)72U); 3116| 0| } 3117| 0| if (last < outlen) { ------------------ | Branch (3117:9): [True: 0, False: 0] ------------------ 3118| 0| libcrux_sha3_generic_keccak_keccakf1600_80_04(&s); 3119| 0| libcrux_sha3_simd_portable_squeeze_13_f8(&s, out, last, outlen - last); 3120| 0| } 3121| 0| } 3122| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_new_80_04: 1449| 2.05k|libcrux_sha3_generic_keccak_new_80_04(void) { 1450| 2.05k| libcrux_sha3_generic_keccak_KeccakState_17 lit; 1451| 2.05k| uint64_t repeat_expression[25U]; 1452| 53.4k| for (size_t i = (size_t)0U; i < (size_t)25U; i++) { ------------------ | Branch (1452:31): [True: 51.4k, False: 2.05k] ------------------ 1453| 51.4k| repeat_expression[i] = libcrux_sha3_simd_portable_zero_d2(); 1454| 51.4k| } 1455| 2.05k| memcpy(lit.st, repeat_expression, (size_t)25U * sizeof(uint64_t)); 1456| 2.05k| return lit; 1457| 2.05k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_zero_d2: 1320| 51.4k|static KRML_MUSTINLINE uint64_t libcrux_sha3_simd_portable_zero_d2(void) { 1321| 51.4k| return 0ULL; 1322| 51.4k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_block_f8: 1489| 121| uint64_t *state, Eurydice_slice blocks, size_t start) { 1490| 121| uint64_t state_flat[25U] = {0U}; 1491| 1.21k| for (size_t i = (size_t)0U; i < (size_t)72U / (size_t)8U; i++) { ------------------ | Branch (1491:31): [True: 1.08k, False: 121] ------------------ 1492| 1.08k| size_t i0 = i; 1493| 1.08k| size_t offset = start + (size_t)8U * i0; 1494| 1.08k| uint8_t uu____0[8U]; 1495| 1.08k| Result_15 dst; 1496| 1.08k| Eurydice_slice_to_array2( ------------------ | | 277| 1.08k| Eurydice_slice_to_array3(&(dst)->tag, (char *)&(dst)->val.case_Ok, src, \ | | 278| 1.08k| sizeof(t_arr)) ------------------ 1497| 1.08k| &dst, 1498| 1.08k| Eurydice_slice_subslice3(blocks, offset, offset + (size_t)8U, 1499| 1.08k| uint8_t *), 1500| 1.08k| Eurydice_slice, uint8_t[8U], TryFromSliceError); 1501| 1.08k| unwrap_26_68(dst, uu____0); 1502| 1.08k| state_flat[i0] = core_num__u64__from_le_bytes(uu____0); 1503| 1.08k| } 1504| 1.21k| for (size_t i = (size_t)0U; i < (size_t)72U / (size_t)8U; i++) { ------------------ | Branch (1504:31): [True: 1.08k, False: 121] ------------------ 1505| 1.08k| size_t i0 = i; 1506| 1.08k| libcrux_sha3_traits_set_ij_04( 1507| 1.08k| state, i0 / (size_t)5U, i0 % (size_t)5U, 1508| 1.08k| libcrux_sha3_traits_get_ij_04(state, i0 / (size_t)5U, 1509| 1.08k| i0 % (size_t)5U)[0U] ^ 1510| 1.08k| state_flat[i0]); 1511| 1.08k| } 1512| 121|} libcrux_mlkem768_sha3.c:Eurydice_slice_to_array3: 281| 83.9k| Eurydice_slice src, size_t sz) { 282| 83.9k| *dst_tag = 0; 283| 83.9k| memcpy(dst_ok, src.ptr, sz); 284| 83.9k|} libcrux_mlkem768_sha3.c:unwrap_26_68: 1163| 54.8k|static inline void unwrap_26_68(Result_15 self, uint8_t ret[8U]) { 1164| 54.8k| if (self.tag == Ok) { ------------------ | | 721| 54.8k|#define Ok 0 ------------------ | Branch (1164:7): [True: 54.8k, False: 0] ------------------ 1165| 54.8k| uint8_t f0[8U]; 1166| 54.8k| memcpy(f0, self.val.case_Ok, (size_t)8U * sizeof(uint8_t)); 1167| 54.8k| memcpy(ret, f0, (size_t)8U * sizeof(uint8_t)); 1168| 54.8k| } else { 1169| 0| KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, 1170| 0| "unwrap not Ok"); 1171| | KRML_HOST_EXIT(255U); ------------------ | | 41| 0|#define KRML_HOST_EXIT(x) do { \ | | 42| 0| fprintf(stderr, "mlkem internal error"); \ | | 43| 0| exit(x); \ | | 44| 0|} while (0) | | ------------------ | | | Branch (44:10): [Folded, False: 0] | | ------------------ ------------------ 1172| 0| } 1173| 54.8k|} libcrux_mlkem768_sha3.c:core_num__u64__from_le_bytes: 331| 54.8k|static inline uint64_t core_num__u64__from_le_bytes(uint8_t buf[8]) { 332| 54.8k| return load64_le(buf); 333| 54.8k|} libcrux_mlkem768_sha3.c:load64_le: 61| 54.8k|{ 62| 54.8k| return (uint64_t)(src[0]) | 63| 54.8k| ((uint64_t)(src[1]) << 8) | 64| 54.8k| ((uint64_t)(src[2]) << 16) | 65| 54.8k| ((uint64_t)(src[3]) << 24) | 66| 54.8k| ((uint64_t)(src[4]) << 32) | 67| 54.8k| ((uint64_t)(src[5]) << 40) | 68| 54.8k| ((uint64_t)(src[6]) << 48) | 69| 54.8k| ((uint64_t)(src[7]) << 56); 70| 54.8k|} libcrux_mlkem768_sha3.c:libcrux_sha3_traits_set_ij_04: 1479| 9.45M| uint64_t value) { 1480| 9.45M| arr[(size_t)5U * j + i] = value; 1481| 9.45M|} libcrux_mlkem768_sha3.c:libcrux_sha3_traits_get_ij_04: 1467| 18.9M| size_t j) { 1468| 18.9M| return &arr[(size_t)5U * j + i]; 1469| 18.9M|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_absorb_final_80_9e: 3027| 121| size_t start, size_t len) { 3028| 121| libcrux_sha3_simd_portable_load_last_a1_96(self, last, start, len); 3029| 121| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3030| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_a1_96: 3009| 121| size_t start, size_t len) { 3010| 121| libcrux_sha3_simd_portable_load_last_96(self->st, input[0U], start, len); 3011| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_96: 2983| 121| uint64_t *state, Eurydice_slice blocks, size_t start, size_t len) { 2984| 121| uint8_t buffer[72U] = {0U}; 2985| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 2986| 121| Eurydice_array_to_subslice3(buffer, (size_t)0U, len, uint8_t *), 2987| 121| Eurydice_slice_subslice3(blocks, start, start + len, uint8_t *), uint8_t); 2988| 121| buffer[len] = 6U; 2989| 121| size_t uu____0 = (size_t)72U - (size_t)1U; 2990| 121| buffer[uu____0] = (uint32_t)buffer[uu____0] | 128U; 2991| 121| libcrux_sha3_simd_portable_load_block_f8( 2992| 121| state, Eurydice_array_to_slice((size_t)72U, buffer, uint8_t), (size_t)0U); ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 2993| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_squeeze_13_f8: 3081| 121| size_t start, size_t len) { 3082| 121| libcrux_sha3_simd_portable_store_block_f8(self->st, out, start, len); 3083| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_store_block_f8: 3038| 121| uint64_t *s, Eurydice_slice out, size_t start, size_t len) { 3039| 121| size_t octets = len / (size_t)8U; 3040| 1.08k| for (size_t i = (size_t)0U; i < octets; i++) { ------------------ | Branch (3040:31): [True: 968, False: 121] ------------------ 3041| 968| size_t i0 = i; 3042| 968| Eurydice_slice uu____0 = Eurydice_slice_subslice3( ------------------ | | 195| 968| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 968| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 968|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 3043| 968| out, start + (size_t)8U * i0, start + (size_t)8U * i0 + (size_t)8U, 3044| 968| uint8_t *); 3045| 968| uint8_t ret[8U]; 3046| 968| core_num__u64__to_le_bytes( 3047| 968| libcrux_sha3_traits_get_ij_04(s, i0 / (size_t)5U, i0 % (size_t)5U)[0U], 3048| 968| ret); 3049| 968| Eurydice_slice_copy( ------------------ | | 229| 968| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3050| 968| uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); 3051| 968| } 3052| 121| size_t remaining = len % (size_t)8U; 3053| 121| if (remaining > (size_t)0U) { ------------------ | Branch (3053:7): [True: 0, False: 121] ------------------ 3054| 0| Eurydice_slice uu____1 = Eurydice_slice_subslice3( ------------------ | | 195| 0| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 0| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 0|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 3055| 0| out, start + len - remaining, start + len, uint8_t *); 3056| 0| uint8_t ret[8U]; 3057| 0| core_num__u64__to_le_bytes( 3058| 0| libcrux_sha3_traits_get_ij_04(s, octets / (size_t)5U, 3059| 0| octets % (size_t)5U)[0U], 3060| 0| ret); 3061| 0| Eurydice_slice_copy( ------------------ | | 229| 0| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3062| 0| uu____1, 3063| 0| Eurydice_array_to_subslice3(ret, (size_t)0U, remaining, uint8_t *), 3064| 0| uint8_t); 3065| 0| } 3066| 121|} libcrux_mlkem768_sha3.c:core_num__u64__to_le_bytes: 327| 82.1k|static inline void core_num__u64__to_le_bytes(uint64_t v, uint8_t buf[8]) { 328| 82.1k| store64_le(buf, v); 329| 82.1k|} libcrux_mlkem768_sha3.c:store64_le: 48| 82.1k|{ 49| 82.1k| dst[0] = src & 0xff; 50| 82.1k| dst[1] = (src >> 8) & 0xff; 51| 82.1k| dst[2] = (src >> 16) & 0xff; 52| 82.1k| dst[3] = (src >> 24) & 0xff; 53| 82.1k| dst[4] = (src >> 32) & 0xff; 54| 82.1k| dst[5] = (src >> 40) & 0xff; 55| 82.1k| dst[6] = (src >> 48) & 0xff; 56| 82.1k| dst[7] = (src >> 56) & 0xff; 57| 82.1k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_keccakf1600_80_04: 2943| 5.22k| libcrux_sha3_generic_keccak_KeccakState_17 *self) { 2944| 130k| for (size_t i = (size_t)0U; i < (size_t)24U; i++) { ------------------ | Branch (2944:31): [True: 125k, False: 5.22k] ------------------ 2945| 125k| size_t i0 = i; 2946| 125k| uint64_t t[5U]; 2947| 125k| libcrux_sha3_generic_keccak_theta_80_04(self, t); 2948| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____0 = self; 2949| 125k| uint64_t uu____1[5U]; 2950| 125k| memcpy(uu____1, t, (size_t)5U * sizeof(uint64_t)); 2951| 125k| libcrux_sha3_generic_keccak_rho_80_04(uu____0, uu____1); 2952| 125k| libcrux_sha3_generic_keccak_pi_80_04(self); 2953| 125k| libcrux_sha3_generic_keccak_chi_80_04(self); 2954| 125k| libcrux_sha3_generic_keccak_iota_80_04(self, i0); 2955| 125k| } 2956| 5.22k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_theta_80_04: 1557| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *self, uint64_t ret[5U]) { 1558| 125k| uint64_t c[5U] = { 1559| 125k| libcrux_sha3_simd_portable_xor5_d2( 1560| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1561| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1562| 125k| .snd = (size_t)0U}))[0U], 1563| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1564| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1565| 125k| .snd = (size_t)0U}))[0U], 1566| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1567| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1568| 125k| .snd = (size_t)0U}))[0U], 1569| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1570| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1571| 125k| .snd = (size_t)0U}))[0U], 1572| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1573| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1574| 125k| .snd = (size_t)0U}))[0U]), 1575| 125k| libcrux_sha3_simd_portable_xor5_d2( 1576| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1577| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1578| 125k| .snd = (size_t)1U}))[0U], 1579| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1580| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1581| 125k| .snd = (size_t)1U}))[0U], 1582| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1583| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1584| 125k| .snd = (size_t)1U}))[0U], 1585| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1586| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1587| 125k| .snd = (size_t)1U}))[0U], 1588| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1589| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1590| 125k| .snd = (size_t)1U}))[0U]), 1591| 125k| libcrux_sha3_simd_portable_xor5_d2( 1592| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1593| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1594| 125k| .snd = (size_t)2U}))[0U], 1595| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1596| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1597| 125k| .snd = (size_t)2U}))[0U], 1598| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1599| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1600| 125k| .snd = (size_t)2U}))[0U], 1601| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1602| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1603| 125k| .snd = (size_t)2U}))[0U], 1604| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1605| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1606| 125k| .snd = (size_t)2U}))[0U]), 1607| 125k| libcrux_sha3_simd_portable_xor5_d2( 1608| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1609| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1610| 125k| .snd = (size_t)3U}))[0U], 1611| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1612| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1613| 125k| .snd = (size_t)3U}))[0U], 1614| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1615| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1616| 125k| .snd = (size_t)3U}))[0U], 1617| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1618| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1619| 125k| .snd = (size_t)3U}))[0U], 1620| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1621| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1622| 125k| .snd = (size_t)3U}))[0U]), 1623| 125k| libcrux_sha3_simd_portable_xor5_d2( 1624| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1625| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1626| 125k| .snd = (size_t)4U}))[0U], 1627| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1628| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1629| 125k| .snd = (size_t)4U}))[0U], 1630| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1631| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1632| 125k| .snd = (size_t)4U}))[0U], 1633| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1634| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1635| 125k| .snd = (size_t)4U}))[0U], 1636| 125k| libcrux_sha3_generic_keccak_index_c2_04( 1637| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 1638| 125k| .snd = (size_t)4U}))[0U])}; 1639| 125k| uint64_t uu____0 = libcrux_sha3_simd_portable_rotate_left1_and_xor_d2( 1640| 125k| c[((size_t)0U + (size_t)4U) % (size_t)5U], 1641| 125k| c[((size_t)0U + (size_t)1U) % (size_t)5U]); 1642| 125k| uint64_t uu____1 = libcrux_sha3_simd_portable_rotate_left1_and_xor_d2( 1643| 125k| c[((size_t)1U + (size_t)4U) % (size_t)5U], 1644| 125k| c[((size_t)1U + (size_t)1U) % (size_t)5U]); 1645| 125k| uint64_t uu____2 = libcrux_sha3_simd_portable_rotate_left1_and_xor_d2( 1646| 125k| c[((size_t)2U + (size_t)4U) % (size_t)5U], 1647| 125k| c[((size_t)2U + (size_t)1U) % (size_t)5U]); 1648| 125k| uint64_t uu____3 = libcrux_sha3_simd_portable_rotate_left1_and_xor_d2( 1649| 125k| c[((size_t)3U + (size_t)4U) % (size_t)5U], 1650| 125k| c[((size_t)3U + (size_t)1U) % (size_t)5U]); 1651| 125k| ret[0U] = uu____0; 1652| 125k| ret[1U] = uu____1; 1653| 125k| ret[2U] = uu____2; 1654| 125k| ret[3U] = uu____3; 1655| 125k| ret[4U] = libcrux_sha3_simd_portable_rotate_left1_and_xor_d2( 1656| 125k| c[((size_t)4U + (size_t)4U) % (size_t)5U], 1657| 125k| c[((size_t)4U + (size_t)1U) % (size_t)5U]); 1658| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor5_d2: 1333| 626k| uint64_t a, uint64_t b, uint64_t c, uint64_t d, uint64_t e) { 1334| 626k| return libcrux_sha3_simd_portable__veor5q_u64(a, b, c, d, e); 1335| 626k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__veor5q_u64: 1325| 626k| uint64_t a, uint64_t b, uint64_t c, uint64_t d, uint64_t e) { 1326| 626k| return (((a ^ b) ^ c) ^ d) ^ e; 1327| 626k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_index_c2_04: 1542| 18.8M| libcrux_sha3_generic_keccak_KeccakState_17 *self, size_t_x2 index) { 1543| 18.8M| return libcrux_sha3_traits_get_ij_04(self->st, index.fst, index.snd); 1544| 18.8M|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left1_and_xor_d2: 1358| 626k|libcrux_sha3_simd_portable_rotate_left1_and_xor_d2(uint64_t a, uint64_t b) { 1359| 626k| return libcrux_sha3_simd_portable__vrax1q_u64(a, b); 1360| 626k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vrax1q_u64: 1349| 626k|libcrux_sha3_simd_portable__vrax1q_u64(uint64_t a, uint64_t b) { 1350| 626k| uint64_t uu____0 = a; 1351| 626k| return uu____0 ^ libcrux_sha3_simd_portable_rotate_left_76(b); 1352| 626k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_76: 1344| 752k|libcrux_sha3_simd_portable_rotate_left_76(uint64_t x) { 1345| 752k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)1); 1346| 752k|} libcrux_mlkem768_sha3.c:core_num__u64__rotate_left: 342| 3.63M|static inline uint64_t core_num__u64__rotate_left(uint64_t x0, uint32_t x1) { 343| 3.63M| return (x0 << x1 | x0 >> (64 - x1)); 344| 3.63M|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_rho_80_04: 2540| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *self, uint64_t t[5U]) { 2541| 125k| libcrux_sha3_generic_keccak_set_80_04( 2542| 125k| self, (size_t)0U, (size_t)0U, 2543| 125k| libcrux_sha3_simd_portable_xor_d2( 2544| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2545| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2546| 125k| .snd = (size_t)0U}))[0U], 2547| 125k| t[0U])); 2548| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____0 = self; 2549| 125k| libcrux_sha3_generic_keccak_set_80_04( 2550| 125k| uu____0, (size_t)1U, (size_t)0U, 2551| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_02( 2552| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2553| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2554| 125k| .snd = (size_t)0U}))[0U], 2555| 125k| t[0U])); 2556| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____1 = self; 2557| 125k| libcrux_sha3_generic_keccak_set_80_04( 2558| 125k| uu____1, (size_t)2U, (size_t)0U, 2559| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_ac( 2560| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2561| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2562| 125k| .snd = (size_t)0U}))[0U], 2563| 125k| t[0U])); 2564| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____2 = self; 2565| 125k| libcrux_sha3_generic_keccak_set_80_04( 2566| 125k| uu____2, (size_t)3U, (size_t)0U, 2567| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_020( 2568| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2569| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2570| 125k| .snd = (size_t)0U}))[0U], 2571| 125k| t[0U])); 2572| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____3 = self; 2573| 125k| libcrux_sha3_generic_keccak_set_80_04( 2574| 125k| uu____3, (size_t)4U, (size_t)0U, 2575| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_a9( 2576| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2577| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2578| 125k| .snd = (size_t)0U}))[0U], 2579| 125k| t[0U])); 2580| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____4 = self; 2581| 125k| libcrux_sha3_generic_keccak_set_80_04( 2582| 125k| uu____4, (size_t)0U, (size_t)1U, 2583| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_76( 2584| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2585| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2586| 125k| .snd = (size_t)1U}))[0U], 2587| 125k| t[1U])); 2588| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____5 = self; 2589| 125k| libcrux_sha3_generic_keccak_set_80_04( 2590| 125k| uu____5, (size_t)1U, (size_t)1U, 2591| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_58( 2592| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2593| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2594| 125k| .snd = (size_t)1U}))[0U], 2595| 125k| t[1U])); 2596| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____6 = self; 2597| 125k| libcrux_sha3_generic_keccak_set_80_04( 2598| 125k| uu____6, (size_t)2U, (size_t)1U, 2599| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_e0( 2600| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2601| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2602| 125k| .snd = (size_t)1U}))[0U], 2603| 125k| t[1U])); 2604| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____7 = self; 2605| 125k| libcrux_sha3_generic_keccak_set_80_04( 2606| 125k| uu____7, (size_t)3U, (size_t)1U, 2607| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_63( 2608| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2609| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2610| 125k| .snd = (size_t)1U}))[0U], 2611| 125k| t[1U])); 2612| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____8 = self; 2613| 125k| libcrux_sha3_generic_keccak_set_80_04( 2614| 125k| uu____8, (size_t)4U, (size_t)1U, 2615| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_6a( 2616| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2617| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2618| 125k| .snd = (size_t)1U}))[0U], 2619| 125k| t[1U])); 2620| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____9 = self; 2621| 125k| libcrux_sha3_generic_keccak_set_80_04( 2622| 125k| uu____9, (size_t)0U, (size_t)2U, 2623| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_ab( 2624| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2625| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2626| 125k| .snd = (size_t)2U}))[0U], 2627| 125k| t[2U])); 2628| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____10 = self; 2629| 125k| libcrux_sha3_generic_keccak_set_80_04( 2630| 125k| uu____10, (size_t)1U, (size_t)2U, 2631| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_5b( 2632| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2633| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2634| 125k| .snd = (size_t)2U}))[0U], 2635| 125k| t[2U])); 2636| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____11 = self; 2637| 125k| libcrux_sha3_generic_keccak_set_80_04( 2638| 125k| uu____11, (size_t)2U, (size_t)2U, 2639| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_6f( 2640| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2641| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2642| 125k| .snd = (size_t)2U}))[0U], 2643| 125k| t[2U])); 2644| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____12 = self; 2645| 125k| libcrux_sha3_generic_keccak_set_80_04( 2646| 125k| uu____12, (size_t)3U, (size_t)2U, 2647| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_62( 2648| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2649| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2650| 125k| .snd = (size_t)2U}))[0U], 2651| 125k| t[2U])); 2652| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____13 = self; 2653| 125k| libcrux_sha3_generic_keccak_set_80_04( 2654| 125k| uu____13, (size_t)4U, (size_t)2U, 2655| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_23( 2656| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2657| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2658| 125k| .snd = (size_t)2U}))[0U], 2659| 125k| t[2U])); 2660| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____14 = self; 2661| 125k| libcrux_sha3_generic_keccak_set_80_04( 2662| 125k| uu____14, (size_t)0U, (size_t)3U, 2663| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_37( 2664| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2665| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2666| 125k| .snd = (size_t)3U}))[0U], 2667| 125k| t[3U])); 2668| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____15 = self; 2669| 125k| libcrux_sha3_generic_keccak_set_80_04( 2670| 125k| uu____15, (size_t)1U, (size_t)3U, 2671| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_bb( 2672| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2673| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2674| 125k| .snd = (size_t)3U}))[0U], 2675| 125k| t[3U])); 2676| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____16 = self; 2677| 125k| libcrux_sha3_generic_keccak_set_80_04( 2678| 125k| uu____16, (size_t)2U, (size_t)3U, 2679| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_b9( 2680| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2681| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2682| 125k| .snd = (size_t)3U}))[0U], 2683| 125k| t[3U])); 2684| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____17 = self; 2685| 125k| libcrux_sha3_generic_keccak_set_80_04( 2686| 125k| uu____17, (size_t)3U, (size_t)3U, 2687| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_54( 2688| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2689| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2690| 125k| .snd = (size_t)3U}))[0U], 2691| 125k| t[3U])); 2692| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____18 = self; 2693| 125k| libcrux_sha3_generic_keccak_set_80_04( 2694| 125k| uu____18, (size_t)4U, (size_t)3U, 2695| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_4c( 2696| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2697| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2698| 125k| .snd = (size_t)3U}))[0U], 2699| 125k| t[3U])); 2700| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____19 = self; 2701| 125k| libcrux_sha3_generic_keccak_set_80_04( 2702| 125k| uu____19, (size_t)0U, (size_t)4U, 2703| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_ce( 2704| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2705| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2706| 125k| .snd = (size_t)4U}))[0U], 2707| 125k| t[4U])); 2708| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____20 = self; 2709| 125k| libcrux_sha3_generic_keccak_set_80_04( 2710| 125k| uu____20, (size_t)1U, (size_t)4U, 2711| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_77( 2712| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2713| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2714| 125k| .snd = (size_t)4U}))[0U], 2715| 125k| t[4U])); 2716| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____21 = self; 2717| 125k| libcrux_sha3_generic_keccak_set_80_04( 2718| 125k| uu____21, (size_t)2U, (size_t)4U, 2719| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_25( 2720| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2721| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2722| 125k| .snd = (size_t)4U}))[0U], 2723| 125k| t[4U])); 2724| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____22 = self; 2725| 125k| libcrux_sha3_generic_keccak_set_80_04( 2726| 125k| uu____22, (size_t)3U, (size_t)4U, 2727| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_af( 2728| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2729| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2730| 125k| .snd = (size_t)4U}))[0U], 2731| 125k| t[4U])); 2732| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____23 = self; 2733| 125k| libcrux_sha3_generic_keccak_set_80_04( 2734| 125k| uu____23, (size_t)4U, (size_t)4U, 2735| 125k| libcrux_sha3_simd_portable_xor_and_rotate_d2_fd( 2736| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2737| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2738| 125k| .snd = (size_t)4U}))[0U], 2739| 125k| t[4U])); 2740| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_set_80_04: 1672| 9.40M| uint64_t v) { 1673| 9.40M| libcrux_sha3_traits_set_ij_04(self->st, i, j, v); 1674| 9.40M|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_d2: 1392| 125k| uint64_t b) { 1393| 125k| return a ^ b; 1394| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_02: 1708| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_02(uint64_t a, uint64_t b) { 1709| 125k| return libcrux_sha3_simd_portable__vxarq_u64_02(a, b); 1710| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_02: 1694| 125k|libcrux_sha3_simd_portable__vxarq_u64_02(uint64_t a, uint64_t b) { 1695| 125k| return libcrux_sha3_simd_portable_rotate_left_02(a ^ b); 1696| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_02: 1683| 125k|libcrux_sha3_simd_portable_rotate_left_02(uint64_t x) { 1684| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)36); 1685| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_ac: 1744| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_ac(uint64_t a, uint64_t b) { 1745| 125k| return libcrux_sha3_simd_portable__vxarq_u64_ac(a, b); 1746| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_ac: 1730| 125k|libcrux_sha3_simd_portable__vxarq_u64_ac(uint64_t a, uint64_t b) { 1731| 125k| return libcrux_sha3_simd_portable_rotate_left_ac(a ^ b); 1732| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_ac: 1719| 125k|libcrux_sha3_simd_portable_rotate_left_ac(uint64_t x) { 1720| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)3); 1721| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_020: 1780| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_020(uint64_t a, uint64_t b) { 1781| 125k| return libcrux_sha3_simd_portable__vxarq_u64_020(a, b); 1782| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_020: 1766| 125k|libcrux_sha3_simd_portable__vxarq_u64_020(uint64_t a, uint64_t b) { 1767| 125k| return libcrux_sha3_simd_portable_rotate_left_020(a ^ b); 1768| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_020: 1755| 125k|libcrux_sha3_simd_portable_rotate_left_020(uint64_t x) { 1756| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)41); 1757| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_a9: 1816| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_a9(uint64_t a, uint64_t b) { 1817| 125k| return libcrux_sha3_simd_portable__vxarq_u64_a9(a, b); 1818| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_a9: 1802| 125k|libcrux_sha3_simd_portable__vxarq_u64_a9(uint64_t a, uint64_t b) { 1803| 125k| return libcrux_sha3_simd_portable_rotate_left_a9(a ^ b); 1804| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_a9: 1791| 125k|libcrux_sha3_simd_portable_rotate_left_a9(uint64_t x) { 1792| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)18); 1793| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_76: 1841| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_76(uint64_t a, uint64_t b) { 1842| 125k| return libcrux_sha3_simd_portable__vxarq_u64_76(a, b); 1843| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_76: 1827| 125k|libcrux_sha3_simd_portable__vxarq_u64_76(uint64_t a, uint64_t b) { 1828| 125k| return libcrux_sha3_simd_portable_rotate_left_76(a ^ b); 1829| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_58: 1877| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_58(uint64_t a, uint64_t b) { 1878| 125k| return libcrux_sha3_simd_portable__vxarq_u64_58(a, b); 1879| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_58: 1863| 125k|libcrux_sha3_simd_portable__vxarq_u64_58(uint64_t a, uint64_t b) { 1864| 125k| return libcrux_sha3_simd_portable_rotate_left_58(a ^ b); 1865| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_58: 1852| 125k|libcrux_sha3_simd_portable_rotate_left_58(uint64_t x) { 1853| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)44); 1854| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_e0: 1913| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_e0(uint64_t a, uint64_t b) { 1914| 125k| return libcrux_sha3_simd_portable__vxarq_u64_e0(a, b); 1915| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_e0: 1899| 125k|libcrux_sha3_simd_portable__vxarq_u64_e0(uint64_t a, uint64_t b) { 1900| 125k| return libcrux_sha3_simd_portable_rotate_left_e0(a ^ b); 1901| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_e0: 1888| 125k|libcrux_sha3_simd_portable_rotate_left_e0(uint64_t x) { 1889| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)10); 1890| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_63: 1949| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_63(uint64_t a, uint64_t b) { 1950| 125k| return libcrux_sha3_simd_portable__vxarq_u64_63(a, b); 1951| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_63: 1935| 125k|libcrux_sha3_simd_portable__vxarq_u64_63(uint64_t a, uint64_t b) { 1936| 125k| return libcrux_sha3_simd_portable_rotate_left_63(a ^ b); 1937| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_63: 1924| 125k|libcrux_sha3_simd_portable_rotate_left_63(uint64_t x) { 1925| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)45); 1926| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_6a: 1985| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_6a(uint64_t a, uint64_t b) { 1986| 125k| return libcrux_sha3_simd_portable__vxarq_u64_6a(a, b); 1987| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_6a: 1971| 125k|libcrux_sha3_simd_portable__vxarq_u64_6a(uint64_t a, uint64_t b) { 1972| 125k| return libcrux_sha3_simd_portable_rotate_left_6a(a ^ b); 1973| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_6a: 1960| 125k|libcrux_sha3_simd_portable_rotate_left_6a(uint64_t x) { 1961| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)2); 1962| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_ab: 2021| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_ab(uint64_t a, uint64_t b) { 2022| 125k| return libcrux_sha3_simd_portable__vxarq_u64_ab(a, b); 2023| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_ab: 2007| 125k|libcrux_sha3_simd_portable__vxarq_u64_ab(uint64_t a, uint64_t b) { 2008| 125k| return libcrux_sha3_simd_portable_rotate_left_ab(a ^ b); 2009| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_ab: 1996| 125k|libcrux_sha3_simd_portable_rotate_left_ab(uint64_t x) { 1997| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)62); 1998| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_5b: 2057| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_5b(uint64_t a, uint64_t b) { 2058| 125k| return libcrux_sha3_simd_portable__vxarq_u64_5b(a, b); 2059| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_5b: 2043| 125k|libcrux_sha3_simd_portable__vxarq_u64_5b(uint64_t a, uint64_t b) { 2044| 125k| return libcrux_sha3_simd_portable_rotate_left_5b(a ^ b); 2045| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_5b: 2032| 125k|libcrux_sha3_simd_portable_rotate_left_5b(uint64_t x) { 2033| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)6); 2034| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_6f: 2093| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_6f(uint64_t a, uint64_t b) { 2094| 125k| return libcrux_sha3_simd_portable__vxarq_u64_6f(a, b); 2095| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_6f: 2079| 125k|libcrux_sha3_simd_portable__vxarq_u64_6f(uint64_t a, uint64_t b) { 2080| 125k| return libcrux_sha3_simd_portable_rotate_left_6f(a ^ b); 2081| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_6f: 2068| 125k|libcrux_sha3_simd_portable_rotate_left_6f(uint64_t x) { 2069| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)43); 2070| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_62: 2129| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_62(uint64_t a, uint64_t b) { 2130| 125k| return libcrux_sha3_simd_portable__vxarq_u64_62(a, b); 2131| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_62: 2115| 125k|libcrux_sha3_simd_portable__vxarq_u64_62(uint64_t a, uint64_t b) { 2116| 125k| return libcrux_sha3_simd_portable_rotate_left_62(a ^ b); 2117| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_62: 2104| 125k|libcrux_sha3_simd_portable_rotate_left_62(uint64_t x) { 2105| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)15); 2106| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_23: 2165| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_23(uint64_t a, uint64_t b) { 2166| 125k| return libcrux_sha3_simd_portable__vxarq_u64_23(a, b); 2167| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_23: 2151| 125k|libcrux_sha3_simd_portable__vxarq_u64_23(uint64_t a, uint64_t b) { 2152| 125k| return libcrux_sha3_simd_portable_rotate_left_23(a ^ b); 2153| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_23: 2140| 125k|libcrux_sha3_simd_portable_rotate_left_23(uint64_t x) { 2141| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)61); 2142| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_37: 2201| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_37(uint64_t a, uint64_t b) { 2202| 125k| return libcrux_sha3_simd_portable__vxarq_u64_37(a, b); 2203| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_37: 2187| 125k|libcrux_sha3_simd_portable__vxarq_u64_37(uint64_t a, uint64_t b) { 2188| 125k| return libcrux_sha3_simd_portable_rotate_left_37(a ^ b); 2189| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_37: 2176| 125k|libcrux_sha3_simd_portable_rotate_left_37(uint64_t x) { 2177| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)28); 2178| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_bb: 2237| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_bb(uint64_t a, uint64_t b) { 2238| 125k| return libcrux_sha3_simd_portable__vxarq_u64_bb(a, b); 2239| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_bb: 2223| 125k|libcrux_sha3_simd_portable__vxarq_u64_bb(uint64_t a, uint64_t b) { 2224| 125k| return libcrux_sha3_simd_portable_rotate_left_bb(a ^ b); 2225| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_bb: 2212| 125k|libcrux_sha3_simd_portable_rotate_left_bb(uint64_t x) { 2213| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)55); 2214| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_b9: 2273| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_b9(uint64_t a, uint64_t b) { 2274| 125k| return libcrux_sha3_simd_portable__vxarq_u64_b9(a, b); 2275| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_b9: 2259| 125k|libcrux_sha3_simd_portable__vxarq_u64_b9(uint64_t a, uint64_t b) { 2260| 125k| return libcrux_sha3_simd_portable_rotate_left_b9(a ^ b); 2261| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_b9: 2248| 125k|libcrux_sha3_simd_portable_rotate_left_b9(uint64_t x) { 2249| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)25); 2250| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_54: 2309| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_54(uint64_t a, uint64_t b) { 2310| 125k| return libcrux_sha3_simd_portable__vxarq_u64_54(a, b); 2311| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_54: 2295| 125k|libcrux_sha3_simd_portable__vxarq_u64_54(uint64_t a, uint64_t b) { 2296| 125k| return libcrux_sha3_simd_portable_rotate_left_54(a ^ b); 2297| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_54: 2284| 125k|libcrux_sha3_simd_portable_rotate_left_54(uint64_t x) { 2285| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)21); 2286| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_4c: 2345| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_4c(uint64_t a, uint64_t b) { 2346| 125k| return libcrux_sha3_simd_portable__vxarq_u64_4c(a, b); 2347| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_4c: 2331| 125k|libcrux_sha3_simd_portable__vxarq_u64_4c(uint64_t a, uint64_t b) { 2332| 125k| return libcrux_sha3_simd_portable_rotate_left_4c(a ^ b); 2333| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_4c: 2320| 125k|libcrux_sha3_simd_portable_rotate_left_4c(uint64_t x) { 2321| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)56); 2322| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_ce: 2381| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_ce(uint64_t a, uint64_t b) { 2382| 125k| return libcrux_sha3_simd_portable__vxarq_u64_ce(a, b); 2383| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_ce: 2367| 125k|libcrux_sha3_simd_portable__vxarq_u64_ce(uint64_t a, uint64_t b) { 2368| 125k| return libcrux_sha3_simd_portable_rotate_left_ce(a ^ b); 2369| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_ce: 2356| 125k|libcrux_sha3_simd_portable_rotate_left_ce(uint64_t x) { 2357| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)27); 2358| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_77: 2417| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_77(uint64_t a, uint64_t b) { 2418| 125k| return libcrux_sha3_simd_portable__vxarq_u64_77(a, b); 2419| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_77: 2403| 125k|libcrux_sha3_simd_portable__vxarq_u64_77(uint64_t a, uint64_t b) { 2404| 125k| return libcrux_sha3_simd_portable_rotate_left_77(a ^ b); 2405| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_77: 2392| 125k|libcrux_sha3_simd_portable_rotate_left_77(uint64_t x) { 2393| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)20); 2394| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_25: 2453| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_25(uint64_t a, uint64_t b) { 2454| 125k| return libcrux_sha3_simd_portable__vxarq_u64_25(a, b); 2455| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_25: 2439| 125k|libcrux_sha3_simd_portable__vxarq_u64_25(uint64_t a, uint64_t b) { 2440| 125k| return libcrux_sha3_simd_portable_rotate_left_25(a ^ b); 2441| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_25: 2428| 125k|libcrux_sha3_simd_portable_rotate_left_25(uint64_t x) { 2429| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)39); 2430| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_af: 2489| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_af(uint64_t a, uint64_t b) { 2490| 125k| return libcrux_sha3_simd_portable__vxarq_u64_af(a, b); 2491| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_af: 2475| 125k|libcrux_sha3_simd_portable__vxarq_u64_af(uint64_t a, uint64_t b) { 2476| 125k| return libcrux_sha3_simd_portable_rotate_left_af(a ^ b); 2477| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_af: 2464| 125k|libcrux_sha3_simd_portable_rotate_left_af(uint64_t x) { 2465| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)8); 2466| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_and_rotate_d2_fd: 2525| 125k|libcrux_sha3_simd_portable_xor_and_rotate_d2_fd(uint64_t a, uint64_t b) { 2526| 125k| return libcrux_sha3_simd_portable__vxarq_u64_fd(a, b); 2527| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vxarq_u64_fd: 2511| 125k|libcrux_sha3_simd_portable__vxarq_u64_fd(uint64_t a, uint64_t b) { 2512| 125k| return libcrux_sha3_simd_portable_rotate_left_fd(a ^ b); 2513| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_rotate_left_fd: 2500| 125k|libcrux_sha3_simd_portable_rotate_left_fd(uint64_t x) { 2501| 125k| return core_num__u64__rotate_left(x, (uint32_t)(int32_t)14); 2502| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_pi_80_04: 2753| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *self) { 2754| 125k| libcrux_sha3_generic_keccak_KeccakState_17 old = self[0U]; 2755| 125k| libcrux_sha3_generic_keccak_set_80_04( 2756| 125k| self, (size_t)1U, (size_t)0U, 2757| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2758| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2759| 125k| .snd = (size_t)3U}))[0U]); 2760| 125k| libcrux_sha3_generic_keccak_set_80_04( 2761| 125k| self, (size_t)2U, (size_t)0U, 2762| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2763| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2764| 125k| .snd = (size_t)1U}))[0U]); 2765| 125k| libcrux_sha3_generic_keccak_set_80_04( 2766| 125k| self, (size_t)3U, (size_t)0U, 2767| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2768| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2769| 125k| .snd = (size_t)4U}))[0U]); 2770| 125k| libcrux_sha3_generic_keccak_set_80_04( 2771| 125k| self, (size_t)4U, (size_t)0U, 2772| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2773| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2774| 125k| .snd = (size_t)2U}))[0U]); 2775| 125k| libcrux_sha3_generic_keccak_set_80_04( 2776| 125k| self, (size_t)0U, (size_t)1U, 2777| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2778| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2779| 125k| .snd = (size_t)1U}))[0U]); 2780| 125k| libcrux_sha3_generic_keccak_set_80_04( 2781| 125k| self, (size_t)1U, (size_t)1U, 2782| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2783| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2784| 125k| .snd = (size_t)4U}))[0U]); 2785| 125k| libcrux_sha3_generic_keccak_set_80_04( 2786| 125k| self, (size_t)2U, (size_t)1U, 2787| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2788| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2789| 125k| .snd = (size_t)2U}))[0U]); 2790| 125k| libcrux_sha3_generic_keccak_set_80_04( 2791| 125k| self, (size_t)3U, (size_t)1U, 2792| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2793| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2794| 125k| .snd = (size_t)0U}))[0U]); 2795| 125k| libcrux_sha3_generic_keccak_set_80_04( 2796| 125k| self, (size_t)4U, (size_t)1U, 2797| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2798| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)1U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2799| 125k| .snd = (size_t)3U}))[0U]); 2800| 125k| libcrux_sha3_generic_keccak_set_80_04( 2801| 125k| self, (size_t)0U, (size_t)2U, 2802| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2803| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2804| 125k| .snd = (size_t)2U}))[0U]); 2805| 125k| libcrux_sha3_generic_keccak_set_80_04( 2806| 125k| self, (size_t)1U, (size_t)2U, 2807| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2808| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2809| 125k| .snd = (size_t)0U}))[0U]); 2810| 125k| libcrux_sha3_generic_keccak_set_80_04( 2811| 125k| self, (size_t)2U, (size_t)2U, 2812| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2813| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2814| 125k| .snd = (size_t)3U}))[0U]); 2815| 125k| libcrux_sha3_generic_keccak_set_80_04( 2816| 125k| self, (size_t)3U, (size_t)2U, 2817| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2818| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2819| 125k| .snd = (size_t)1U}))[0U]); 2820| 125k| libcrux_sha3_generic_keccak_set_80_04( 2821| 125k| self, (size_t)4U, (size_t)2U, 2822| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2823| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)2U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2824| 125k| .snd = (size_t)4U}))[0U]); 2825| 125k| libcrux_sha3_generic_keccak_set_80_04( 2826| 125k| self, (size_t)0U, (size_t)3U, 2827| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2828| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2829| 125k| .snd = (size_t)3U}))[0U]); 2830| 125k| libcrux_sha3_generic_keccak_set_80_04( 2831| 125k| self, (size_t)1U, (size_t)3U, 2832| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2833| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2834| 125k| .snd = (size_t)1U}))[0U]); 2835| 125k| libcrux_sha3_generic_keccak_set_80_04( 2836| 125k| self, (size_t)2U, (size_t)3U, 2837| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2838| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2839| 125k| .snd = (size_t)4U}))[0U]); 2840| 125k| libcrux_sha3_generic_keccak_set_80_04( 2841| 125k| self, (size_t)3U, (size_t)3U, 2842| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2843| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2844| 125k| .snd = (size_t)2U}))[0U]); 2845| 125k| libcrux_sha3_generic_keccak_set_80_04( 2846| 125k| self, (size_t)4U, (size_t)3U, 2847| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2848| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)3U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2849| 125k| .snd = (size_t)0U}))[0U]); 2850| 125k| libcrux_sha3_generic_keccak_set_80_04( 2851| 125k| self, (size_t)0U, (size_t)4U, 2852| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2853| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2854| 125k| .snd = (size_t)4U}))[0U]); 2855| 125k| libcrux_sha3_generic_keccak_set_80_04( 2856| 125k| self, (size_t)1U, (size_t)4U, 2857| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2858| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2859| 125k| .snd = (size_t)2U}))[0U]); 2860| 125k| libcrux_sha3_generic_keccak_set_80_04( 2861| 125k| self, (size_t)2U, (size_t)4U, 2862| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2863| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2864| 125k| .snd = (size_t)0U}))[0U]); 2865| 125k| libcrux_sha3_generic_keccak_set_80_04( 2866| 125k| self, (size_t)3U, (size_t)4U, 2867| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2868| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2869| 125k| .snd = (size_t)3U}))[0U]); 2870| 125k| libcrux_sha3_generic_keccak_set_80_04( 2871| 125k| self, (size_t)4U, (size_t)4U, 2872| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2873| 125k| &old, (KRML_CLITERAL(size_t_x2){.fst = (size_t)4U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2874| 125k| .snd = (size_t)1U}))[0U]); 2875| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_chi_80_04: 2888| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *self) { 2889| 125k| libcrux_sha3_generic_keccak_KeccakState_17 old = self[0U]; 2890| 752k| for (size_t i0 = (size_t)0U; i0 < (size_t)5U; i0++) { ------------------ | Branch (2890:32): [True: 626k, False: 125k] ------------------ 2891| 626k| size_t i1 = i0; 2892| 3.76M| for (size_t i = (size_t)0U; i < (size_t)5U; i++) { ------------------ | Branch (2892:33): [True: 3.13M, False: 626k] ------------------ 2893| 3.13M| size_t j = i; 2894| 3.13M| libcrux_sha3_generic_keccak_set_80_04( 2895| 3.13M| self, i1, j, 2896| 3.13M| libcrux_sha3_simd_portable_and_not_xor_d2( 2897| 3.13M| libcrux_sha3_generic_keccak_index_c2_04( 2898| 3.13M| self, (KRML_CLITERAL(size_t_x2){.fst = i1, .snd = j}))[0U], ------------------ | | 154| 3.13M|#define KRML_CLITERAL(type) (type) ------------------ 2899| 3.13M| libcrux_sha3_generic_keccak_index_c2_04( 2900| 3.13M| &old, 2901| 3.13M| (KRML_CLITERAL(size_t_x2){ ------------------ | | 154| 3.13M|#define KRML_CLITERAL(type) (type) ------------------ 2902| 3.13M| .fst = i1, .snd = (j + (size_t)2U) % (size_t)5U}))[0U], 2903| 3.13M| libcrux_sha3_generic_keccak_index_c2_04( 2904| 3.13M| &old, 2905| 3.13M| (KRML_CLITERAL(size_t_x2){ ------------------ | | 154| 3.13M|#define KRML_CLITERAL(type) (type) ------------------ 2906| 3.13M| .fst = i1, .snd = (j + (size_t)1U) % (size_t)5U}))[0U])); 2907| 3.13M| } 2908| 626k| } 2909| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_and_not_xor_d2: 1371| 3.13M|libcrux_sha3_simd_portable_and_not_xor_d2(uint64_t a, uint64_t b, uint64_t c) { 1372| 3.13M| return libcrux_sha3_simd_portable__vbcaxq_u64(a, b, c); 1373| 3.13M|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__vbcaxq_u64: 1363| 3.13M|libcrux_sha3_simd_portable__vbcaxq_u64(uint64_t a, uint64_t b, uint64_t c) { 1364| 3.13M| return a ^ (b & ~c); 1365| 3.13M|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_iota_80_04: 2922| 125k| libcrux_sha3_generic_keccak_KeccakState_17 *self, size_t i) { 2923| 125k| libcrux_sha3_generic_keccak_set_80_04( 2924| 125k| self, (size_t)0U, (size_t)0U, 2925| 125k| libcrux_sha3_simd_portable_xor_constant_d2( 2926| 125k| libcrux_sha3_generic_keccak_index_c2_04( 2927| 125k| self, (KRML_CLITERAL(size_t_x2){.fst = (size_t)0U, ------------------ | | 154| 125k|#define KRML_CLITERAL(type) (type) ------------------ 2928| 125k| .snd = (size_t)0U}))[0U], 2929| 125k| libcrux_sha3_generic_keccak_constants_ROUNDCONSTANTS[i])); 2930| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_xor_constant_d2: 1384| 125k|libcrux_sha3_simd_portable_xor_constant_d2(uint64_t a, uint64_t c) { 1385| 125k| return libcrux_sha3_simd_portable__veorq_n_u64(a, c); 1386| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable__veorq_n_u64: 1376| 125k|libcrux_sha3_simd_portable__veorq_n_u64(uint64_t a, uint64_t c) { 1377| 125k| return a ^ c; 1378| 125k|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_shake256: 3455| 726| Eurydice_slice digest, Eurydice_slice data) { 3456| 726| libcrux_sha3_generic_keccak_portable_keccak1_ad0(data, digest); 3457| 726|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_portable_keccak1_ad0: 3419| 726| Eurydice_slice data, Eurydice_slice out) { 3420| 726| libcrux_sha3_generic_keccak_KeccakState_17 s = 3421| 726| libcrux_sha3_generic_keccak_new_80_04(); 3422| 726| size_t data_len = Eurydice_slice_len(data, uint8_t); ------------------ | | 173| 726|#define Eurydice_slice_len(s, _) (s).len ------------------ 3423| 726| for (size_t i = (size_t)0U; i < data_len / (size_t)136U; i++) { ------------------ | Branch (3423:31): [True: 0, False: 726] ------------------ 3424| 0| size_t i0 = i; 3425| 0| Eurydice_slice buf[1U] = {data}; 3426| 0| libcrux_sha3_generic_keccak_absorb_block_80_c60(&s, buf, i0 * (size_t)136U); 3427| 0| } 3428| 726| size_t rem = data_len % (size_t)136U; 3429| 726| Eurydice_slice buf[1U] = {data}; 3430| 726| libcrux_sha3_generic_keccak_absorb_final_80_9e1(&s, buf, data_len - rem, rem); 3431| 726| size_t outlen = Eurydice_slice_len(out, uint8_t); ------------------ | | 173| 726|#define Eurydice_slice_len(s, _) (s).len ------------------ 3432| 726| size_t blocks = outlen / (size_t)136U; 3433| 726| size_t last = outlen - outlen % (size_t)136U; 3434| 726| if (blocks == (size_t)0U) { ------------------ | Branch (3434:7): [True: 726, False: 0] ------------------ 3435| 726| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, (size_t)0U, outlen); 3436| 726| } else { 3437| 0| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, (size_t)0U, (size_t)136U); 3438| 0| for (size_t i = (size_t)1U; i < blocks; i++) { ------------------ | Branch (3438:33): [True: 0, False: 0] ------------------ 3439| 0| size_t i0 = i; 3440| 0| libcrux_sha3_generic_keccak_keccakf1600_80_04(&s); 3441| 0| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, i0 * (size_t)136U, 3442| 0| (size_t)136U); 3443| 0| } 3444| 0| if (last < outlen) { ------------------ | Branch (3444:9): [True: 0, False: 0] ------------------ 3445| 0| libcrux_sha3_generic_keccak_keccakf1600_80_04(&s); 3446| 0| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, last, outlen - last); 3447| 0| } 3448| 0| } 3449| 726|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_absorb_block_80_c60: 3193| 968| size_t start) { 3194| 968| libcrux_sha3_simd_portable_load_block_a1_5b(self, blocks, start); 3195| 968| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3196| 968|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_block_a1_5b: 3176| 968| size_t start) { 3177| 968| libcrux_sha3_simd_portable_load_block_5b(self->st, input[0U], start); 3178| 968|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_block_5b: 3138| 1.81k| uint64_t *state, Eurydice_slice blocks, size_t start) { 3139| 1.81k| uint64_t state_flat[25U] = {0U}; 3140| 32.6k| for (size_t i = (size_t)0U; i < (size_t)136U / (size_t)8U; i++) { ------------------ | Branch (3140:31): [True: 30.8k, False: 1.81k] ------------------ 3141| 30.8k| size_t i0 = i; 3142| 30.8k| size_t offset = start + (size_t)8U * i0; 3143| 30.8k| uint8_t uu____0[8U]; 3144| 30.8k| Result_15 dst; 3145| 30.8k| Eurydice_slice_to_array2( ------------------ | | 277| 30.8k| Eurydice_slice_to_array3(&(dst)->tag, (char *)&(dst)->val.case_Ok, src, \ | | 278| 30.8k| sizeof(t_arr)) ------------------ 3146| 30.8k| &dst, 3147| 30.8k| Eurydice_slice_subslice3(blocks, offset, offset + (size_t)8U, 3148| 30.8k| uint8_t *), 3149| 30.8k| Eurydice_slice, uint8_t[8U], TryFromSliceError); 3150| 30.8k| unwrap_26_68(dst, uu____0); 3151| 30.8k| state_flat[i0] = core_num__u64__from_le_bytes(uu____0); 3152| 30.8k| } 3153| 32.6k| for (size_t i = (size_t)0U; i < (size_t)136U / (size_t)8U; i++) { ------------------ | Branch (3153:31): [True: 30.8k, False: 1.81k] ------------------ 3154| 30.8k| size_t i0 = i; 3155| 30.8k| libcrux_sha3_traits_set_ij_04( 3156| 30.8k| state, i0 / (size_t)5U, i0 % (size_t)5U, 3157| 30.8k| libcrux_sha3_traits_get_ij_04(state, i0 / (size_t)5U, 3158| 30.8k| i0 % (size_t)5U)[0U] ^ 3159| 30.8k| state_flat[i0]); 3160| 30.8k| } 3161| 1.81k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_absorb_final_80_9e1: 3407| 726| size_t start, size_t len) { 3408| 726| libcrux_sha3_simd_portable_load_last_a1_ad0(self, last, start, len); 3409| 726| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3410| 726|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_a1_ad0: 3389| 726| size_t start, size_t len) { 3390| 726| libcrux_sha3_simd_portable_load_last_ad0(self->st, input[0U], start, len); 3391| 726|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_ad0: 3362| 726| uint64_t *state, Eurydice_slice blocks, size_t start, size_t len) { 3363| 726| uint8_t buffer[136U] = {0U}; 3364| 726| Eurydice_slice_copy( ------------------ | | 229| 726| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3365| 726| Eurydice_array_to_subslice3(buffer, (size_t)0U, len, uint8_t *), 3366| 726| Eurydice_slice_subslice3(blocks, start, start + len, uint8_t *), uint8_t); 3367| 726| buffer[len] = 31U; 3368| 726| size_t uu____0 = (size_t)136U - (size_t)1U; 3369| 726| buffer[uu____0] = (uint32_t)buffer[uu____0] | 128U; 3370| 726| libcrux_sha3_simd_portable_load_block_5b( 3371| 726| state, Eurydice_array_to_slice((size_t)136U, buffer, uint8_t), ------------------ | | 204| 726| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 726| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 726|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 726| end) /* x is already at an array type, no need for cast */ ------------------ 3372| 726| (size_t)0U); 3373| 726|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_squeeze_13_5b: 3304| 847| size_t start, size_t len) { 3305| 847| libcrux_sha3_simd_portable_store_block_5b(self->st, out, start, len); 3306| 847|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_store_block_5b: 3261| 847| uint64_t *s, Eurydice_slice out, size_t start, size_t len) { 3262| 847| size_t octets = len / (size_t)8U; 3263| 12.9k| for (size_t i = (size_t)0U; i < octets; i++) { ------------------ | Branch (3263:31): [True: 12.1k, False: 847] ------------------ 3264| 12.1k| size_t i0 = i; 3265| 12.1k| Eurydice_slice uu____0 = Eurydice_slice_subslice3( ------------------ | | 195| 12.1k| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 12.1k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 12.1k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 3266| 12.1k| out, start + (size_t)8U * i0, start + (size_t)8U * i0 + (size_t)8U, 3267| 12.1k| uint8_t *); 3268| 12.1k| uint8_t ret[8U]; 3269| 12.1k| core_num__u64__to_le_bytes( 3270| 12.1k| libcrux_sha3_traits_get_ij_04(s, i0 / (size_t)5U, i0 % (size_t)5U)[0U], 3271| 12.1k| ret); 3272| 12.1k| Eurydice_slice_copy( ------------------ | | 229| 12.1k| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3273| 12.1k| uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); 3274| 12.1k| } 3275| 847| size_t remaining = len % (size_t)8U; 3276| 847| if (remaining > (size_t)0U) { ------------------ | Branch (3276:7): [True: 0, False: 847] ------------------ 3277| 0| Eurydice_slice uu____1 = Eurydice_slice_subslice3( ------------------ | | 195| 0| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 0| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 0|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 3278| 0| out, start + len - remaining, start + len, uint8_t *); 3279| 0| uint8_t ret[8U]; 3280| 0| core_num__u64__to_le_bytes( 3281| 0| libcrux_sha3_traits_get_ij_04(s, octets / (size_t)5U, 3282| 0| octets % (size_t)5U)[0U], 3283| 0| ret); 3284| 0| Eurydice_slice_copy( ------------------ | | 229| 0| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3285| 0| uu____1, 3286| 0| Eurydice_array_to_subslice3(ret, (size_t)0U, remaining, uint8_t *), 3287| 0| uint8_t); 3288| 0| } 3289| 847|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_unpacked_default_8b_1b: 6354| 121|libcrux_ml_kem_ind_cpa_unpacked_default_8b_1b(void) { 6355| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d uu____0[3U]; 6356| 484| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6356:31): [True: 363, False: 121] ------------------ 6357| 363| uu____0[i] = libcrux_ml_kem_polynomial_ZERO_d6_ea(); 6358| 363| } 6359| 121| uint8_t uu____1[32U] = {0U}; 6360| 121| libcrux_ml_kem_ind_cpa_unpacked_IndCpaPublicKeyUnpacked_a0 lit; 6361| 121| memcpy( 6362| 121| lit.t_as_ntt, uu____0, 6363| 121| (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_1d)); 6364| 121| memcpy(lit.seed_for_A, uu____1, (size_t)32U * sizeof(uint8_t)); 6365| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d repeat_expression0[3U][3U]; 6366| 484| for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { ------------------ | Branch (6366:32): [True: 363, False: 121] ------------------ 6367| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d repeat_expression[3U]; 6368| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6368:33): [True: 1.08k, False: 363] ------------------ 6369| 1.08k| repeat_expression[i] = libcrux_ml_kem_polynomial_ZERO_d6_ea(); 6370| 1.08k| } 6371| 363| memcpy(repeat_expression0[i0], repeat_expression, 6372| 363| (size_t)3U * 6373| 363| sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_1d)); 6374| 363| } 6375| 121| memcpy(lit.A, repeat_expression0, 6376| 121| (size_t)3U * 6377| 121| sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_1d[3U])); 6378| 121| return lit; 6379| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_utils_into_padded_array_b6: 903| 121| Eurydice_slice slice, uint8_t ret[34U]) { 904| 121| uint8_t out[34U] = {0U}; 905| 121| uint8_t *uu____0 = out; 906| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 907| 121| Eurydice_array_to_subslice3( 908| 121| uu____0, (size_t)0U, Eurydice_slice_len(slice, uint8_t), uint8_t *), 909| 121| slice, uint8_t); 910| 121| memcpy(ret, out, (size_t)34U * sizeof(uint8_t)); 911| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_matrix_sample_matrix_A_2b: 6854| 121| uint8_t *seed, bool transpose) { 6855| 484| for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { ------------------ | Branch (6855:32): [True: 363, False: 121] ------------------ 6856| 363| size_t i1 = i0; 6857| 363| uint8_t seeds[3U][34U]; 6858| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6858:33): [True: 1.08k, False: 363] ------------------ 6859| 1.08k| core_array__core__clone__Clone_for__Array_T__N___clone( ------------------ | | 236| 1.08k| (memcpy(dst, src, len * sizeof(elem_type))) ------------------ 6860| 1.08k| (size_t)34U, seed, seeds[i], uint8_t, void *); 6861| 1.08k| } 6862| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6862:33): [True: 1.08k, False: 363] ------------------ 6863| 1.08k| size_t j = i; 6864| 1.08k| seeds[j][32U] = (uint8_t)i1; 6865| 1.08k| seeds[j][33U] = (uint8_t)j; 6866| 1.08k| } 6867| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d sampled[3U]; 6868| 363| libcrux_ml_kem_sampling_sample_from_xof_2b(seeds, sampled); 6869| 363| for (size_t i = (size_t)0U; 6870| 1.45k| i < Eurydice_slice_len( ------------------ | | 173| 1.45k|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (6870:10): [True: 1.08k, False: 363] ------------------ 6871| 363| Eurydice_array_to_slice( 6872| 363| (size_t)3U, sampled, 6873| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d), 6874| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d); 6875| 1.08k| i++) { 6876| 1.08k| size_t j = i; 6877| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d sample = sampled[j]; 6878| 1.08k| if (transpose) { ------------------ | Branch (6878:11): [True: 1.08k, False: 0] ------------------ 6879| 1.08k| A_transpose[j][i1] = sample; 6880| 1.08k| } else { 6881| 0| A_transpose[i1][j] = sample; 6882| 0| } 6883| 1.08k| } 6884| 363| } 6885| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_sampling_sample_from_xof_2b: 6808| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d ret[3U]) { 6809| 363| size_t sampled_coefficients[3U] = {0U}; 6810| 363| int16_t out[3U][272U] = {{0U}}; 6811| 363| libcrux_ml_kem_hash_functions_portable_PortableHash_88 xof_state = 6812| 363| libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_final_4a_e0( 6813| 363| seeds); 6814| 363| uint8_t randomness0[3U][504U]; 6815| 363| libcrux_ml_kem_hash_functions_portable_shake128_squeeze_first_three_blocks_4a_e0( 6816| 363| &xof_state, randomness0); 6817| 363| bool done = libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_89( 6818| 363| randomness0, sampled_coefficients, out); 6819| 370| while (true) { ------------------ | Branch (6819:10): [True: 370, Folded] ------------------ 6820| 370| if (done) { ------------------ | Branch (6820:9): [True: 363, False: 7] ------------------ 6821| 363| break; 6822| 363| } else { 6823| 7| uint8_t randomness[3U][168U]; 6824| 7| libcrux_ml_kem_hash_functions_portable_shake128_squeeze_next_block_4a_e0( 6825| 7| &xof_state, randomness); 6826| 7| done = libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_890( 6827| 7| randomness, sampled_coefficients, out); 6828| 7| } 6829| 370| } 6830| | /* Passing arrays by value in Rust generates a copy in C */ 6831| 363| int16_t copy_of_out[3U][272U]; 6832| 363| memcpy(copy_of_out, out, (size_t)3U * sizeof(int16_t[272U])); 6833| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d ret0[3U]; 6834| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6834:31): [True: 1.08k, False: 363] ------------------ 6835| | /* original Rust expression is not an lvalue in C */ 6836| 1.08k| void *lvalue = (void *)0U; 6837| 1.08k| ret0[i] = libcrux_ml_kem_sampling_sample_from_xof_call_mut_e7_2b( 6838| 1.08k| &lvalue, copy_of_out[i]); 6839| 1.08k| } 6840| 363| memcpy( 6841| 363| ret, ret0, 6842| 363| (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_1d)); 6843| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_final_4a_e0: 6489| 363| uint8_t (*input)[34U]) { 6490| 363| return libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_final_e0( 6491| 363| input); 6492| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_final_e0: 6460| 363| uint8_t (*input)[34U]) { 6461| 363| libcrux_ml_kem_hash_functions_portable_PortableHash_88 shake128_state; 6462| 363| libcrux_sha3_generic_keccak_KeccakState_17 repeat_expression[3U]; 6463| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6463:31): [True: 1.08k, False: 363] ------------------ 6464| 1.08k| repeat_expression[i] = libcrux_sha3_portable_incremental_shake128_init(); 6465| 1.08k| } 6466| 363| memcpy(shake128_state.shake128_state, repeat_expression, 6467| 363| (size_t)3U * sizeof(libcrux_sha3_generic_keccak_KeccakState_17)); 6468| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6468:31): [True: 1.08k, False: 363] ------------------ 6469| 1.08k| size_t i0 = i; 6470| 1.08k| libcrux_sha3_portable_incremental_shake128_absorb_final( 6471| 1.08k| &shake128_state.shake128_state[i0], 6472| 1.08k| Eurydice_array_to_slice((size_t)34U, input[i0], uint8_t)); ------------------ | | 204| 1.08k| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 1.08k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 1.08k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 1.08k| end) /* x is already at an array type, no need for cast */ ------------------ 6473| 1.08k| } 6474| 363| return shake128_state; 6475| 363|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_incremental_shake128_init: 3466| 1.08k|libcrux_sha3_portable_incremental_shake128_init(void) { 3467| 1.08k| return libcrux_sha3_generic_keccak_new_80_04(); 3468| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_incremental_shake128_absorb_final: 3563| 1.08k| libcrux_sha3_generic_keccak_KeccakState_17 *s, Eurydice_slice data0) { 3564| 1.08k| libcrux_sha3_generic_keccak_KeccakState_17 *uu____0 = s; 3565| 1.08k| Eurydice_slice uu____1[1U] = {data0}; 3566| 1.08k| libcrux_sha3_generic_keccak_absorb_final_80_9e2( 3567| 1.08k| uu____0, uu____1, (size_t)0U, Eurydice_slice_len(data0, uint8_t)); ------------------ | | 173| 1.08k|#define Eurydice_slice_len(s, _) (s).len ------------------ 3568| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_absorb_final_80_9e2: 3553| 1.08k| size_t start, size_t len) { 3554| 1.08k| libcrux_sha3_simd_portable_load_last_a1_c6(self, last, start, len); 3555| 1.08k| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3556| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_a1_c6: 3535| 1.08k| size_t start, size_t len) { 3536| 1.08k| libcrux_sha3_simd_portable_load_last_c6(self->st, input[0U], start, len); 3537| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_c6: 3508| 1.08k| uint64_t *state, Eurydice_slice blocks, size_t start, size_t len) { 3509| 1.08k| uint8_t buffer[168U] = {0U}; 3510| 1.08k| Eurydice_slice_copy( ------------------ | | 229| 1.08k| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3511| 1.08k| Eurydice_array_to_subslice3(buffer, (size_t)0U, len, uint8_t *), 3512| 1.08k| Eurydice_slice_subslice3(blocks, start, start + len, uint8_t *), uint8_t); 3513| 1.08k| buffer[len] = 31U; 3514| 1.08k| size_t uu____0 = (size_t)168U - (size_t)1U; 3515| 1.08k| buffer[uu____0] = (uint32_t)buffer[uu____0] | 128U; 3516| 1.08k| libcrux_sha3_simd_portable_load_block_3a( 3517| 1.08k| state, Eurydice_array_to_slice((size_t)168U, buffer, uint8_t), ------------------ | | 204| 1.08k| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 1.08k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 1.08k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 1.08k| end) /* x is already at an array type, no need for cast */ ------------------ 3518| 1.08k| (size_t)0U); 3519| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_block_3a: 3476| 1.08k| uint64_t *state, Eurydice_slice blocks, size_t start) { 3477| 1.08k| uint64_t state_flat[25U] = {0U}; 3478| 23.9k| for (size_t i = (size_t)0U; i < (size_t)168U / (size_t)8U; i++) { ------------------ | Branch (3478:31): [True: 22.8k, False: 1.08k] ------------------ 3479| 22.8k| size_t i0 = i; 3480| 22.8k| size_t offset = start + (size_t)8U * i0; 3481| 22.8k| uint8_t uu____0[8U]; 3482| 22.8k| Result_15 dst; 3483| 22.8k| Eurydice_slice_to_array2( ------------------ | | 277| 22.8k| Eurydice_slice_to_array3(&(dst)->tag, (char *)&(dst)->val.case_Ok, src, \ | | 278| 22.8k| sizeof(t_arr)) ------------------ 3484| 22.8k| &dst, 3485| 22.8k| Eurydice_slice_subslice3(blocks, offset, offset + (size_t)8U, 3486| 22.8k| uint8_t *), 3487| 22.8k| Eurydice_slice, uint8_t[8U], TryFromSliceError); 3488| 22.8k| unwrap_26_68(dst, uu____0); 3489| 22.8k| state_flat[i0] = core_num__u64__from_le_bytes(uu____0); 3490| 22.8k| } 3491| 23.9k| for (size_t i = (size_t)0U; i < (size_t)168U / (size_t)8U; i++) { ------------------ | Branch (3491:31): [True: 22.8k, False: 1.08k] ------------------ 3492| 22.8k| size_t i0 = i; 3493| 22.8k| libcrux_sha3_traits_set_ij_04( 3494| 22.8k| state, i0 / (size_t)5U, i0 % (size_t)5U, 3495| 22.8k| libcrux_sha3_traits_get_ij_04(state, i0 / (size_t)5U, 3496| 22.8k| i0 % (size_t)5U)[0U] ^ 3497| 22.8k| state_flat[i0]); 3498| 22.8k| } 3499| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_shake128_squeeze_first_three_blocks_4a_e0: 6527| 363| uint8_t ret[3U][504U]) { 6528| 363| libcrux_ml_kem_hash_functions_portable_shake128_squeeze_first_three_blocks_e0( 6529| 363| self, ret); 6530| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_shake128_squeeze_first_three_blocks_e0: 6503| 363| uint8_t ret[3U][504U]) { 6504| 363| uint8_t out[3U][504U] = {{0U}}; 6505| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6505:31): [True: 1.08k, False: 363] ------------------ 6506| 1.08k| size_t i0 = i; 6507| 1.08k| libcrux_sha3_portable_incremental_shake128_squeeze_first_three_blocks( 6508| 1.08k| &st->shake128_state[i0], 6509| 1.08k| Eurydice_array_to_slice((size_t)504U, out[i0], uint8_t)); ------------------ | | 204| 1.08k| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 1.08k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 1.08k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 1.08k| end) /* x is already at an array type, no need for cast */ ------------------ 6510| 1.08k| } 6511| 363| memcpy(ret, out, (size_t)3U * sizeof(uint8_t[504U])); 6512| 363|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_incremental_shake128_squeeze_first_three_blocks: 3652| 1.08k| libcrux_sha3_generic_keccak_KeccakState_17 *s, Eurydice_slice out0) { 3653| 1.08k| libcrux_sha3_generic_keccak_portable_squeeze_first_three_blocks_b4_3a(s, 3654| 1.08k| out0); 3655| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_portable_squeeze_first_three_blocks_b4_3a: 3637| 1.08k| libcrux_sha3_generic_keccak_KeccakState_17 *self, Eurydice_slice out) { 3638| 1.08k| libcrux_sha3_simd_portable_squeeze_13_3a(self, out, (size_t)0U, (size_t)168U); 3639| 1.08k| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3640| 1.08k| libcrux_sha3_simd_portable_squeeze_13_3a(self, out, (size_t)168U, 3641| 1.08k| (size_t)168U); 3642| 1.08k| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3643| 1.08k| libcrux_sha3_simd_portable_squeeze_13_3a(self, out, (size_t)2U * (size_t)168U, 3644| 1.08k| (size_t)168U); 3645| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_squeeze_13_3a: 3619| 3.28k| size_t start, size_t len) { 3620| 3.28k| libcrux_sha3_simd_portable_store_block_3a(self->st, out, start, len); 3621| 3.28k|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_store_block_3a: 3576| 3.28k| uint64_t *s, Eurydice_slice out, size_t start, size_t len) { 3577| 3.28k| size_t octets = len / (size_t)8U; 3578| 72.3k| for (size_t i = (size_t)0U; i < octets; i++) { ------------------ | Branch (3578:31): [True: 69.0k, False: 3.28k] ------------------ 3579| 69.0k| size_t i0 = i; 3580| 69.0k| Eurydice_slice uu____0 = Eurydice_slice_subslice3( ------------------ | | 195| 69.0k| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 69.0k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 69.0k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 3581| 69.0k| out, start + (size_t)8U * i0, start + (size_t)8U * i0 + (size_t)8U, 3582| 69.0k| uint8_t *); 3583| 69.0k| uint8_t ret[8U]; 3584| 69.0k| core_num__u64__to_le_bytes( 3585| 69.0k| libcrux_sha3_traits_get_ij_04(s, i0 / (size_t)5U, i0 % (size_t)5U)[0U], 3586| 69.0k| ret); 3587| 69.0k| Eurydice_slice_copy( ------------------ | | 229| 69.0k| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3588| 69.0k| uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); 3589| 69.0k| } 3590| 3.28k| size_t remaining = len % (size_t)8U; 3591| 3.28k| if (remaining > (size_t)0U) { ------------------ | Branch (3591:7): [True: 0, False: 3.28k] ------------------ 3592| 0| Eurydice_slice uu____1 = Eurydice_slice_subslice3( ------------------ | | 195| 0| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 0| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 0|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 3593| 0| out, start + len - remaining, start + len, uint8_t *); 3594| 0| uint8_t ret[8U]; 3595| 0| core_num__u64__to_le_bytes( 3596| 0| libcrux_sha3_traits_get_ij_04(s, octets / (size_t)5U, 3597| 0| octets % (size_t)5U)[0U], 3598| 0| ret); 3599| 0| Eurydice_slice_copy( ------------------ | | 229| 0| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3600| 0| uu____1, 3601| 0| Eurydice_array_to_subslice3(ret, (size_t)0U, remaining, uint8_t *), 3602| 0| uint8_t); 3603| 0| } 3604| 3.28k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_89: 6583| 363| int16_t (*out)[272U]) { 6584| 1.45k| for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { ------------------ | Branch (6584:32): [True: 1.08k, False: 363] ------------------ 6585| 1.08k| size_t i1 = i0; 6586| 23.9k| for (size_t i = (size_t)0U; i < (size_t)504U / (size_t)24U; i++) { ------------------ | Branch (6586:33): [True: 22.8k, False: 1.08k] ------------------ 6587| 22.8k| size_t r = i; 6588| 22.8k| if (sampled_coefficients[i1] < ------------------ | Branch (6588:11): [True: 21.9k, False: 939] ------------------ 6589| 22.8k| LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { ------------------ | | 447| 22.8k|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) ------------------ 6590| 21.9k| size_t sampled = libcrux_ml_kem_vector_portable_rej_sample_b8( 6591| 21.9k| Eurydice_array_to_subslice3(randomness[i1], r * (size_t)24U, ------------------ | | 215| 21.9k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 21.9k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 21.9k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 6592| 21.9k| r * (size_t)24U + (size_t)24U, 6593| 21.9k| uint8_t *), 6594| 21.9k| Eurydice_array_to_subslice3(out[i1], sampled_coefficients[i1], ------------------ | | 215| 21.9k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 21.9k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 21.9k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 6595| 21.9k| sampled_coefficients[i1] + (size_t)16U, 6596| 21.9k| int16_t *)); 6597| 21.9k| size_t uu____0 = i1; 6598| 21.9k| sampled_coefficients[uu____0] = sampled_coefficients[uu____0] + sampled; 6599| 21.9k| } 6600| 22.8k| } 6601| 1.08k| } 6602| 363| bool done = true; 6603| 1.45k| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6603:31): [True: 1.08k, False: 363] ------------------ 6604| 1.08k| size_t i0 = i; 6605| 1.08k| if (sampled_coefficients[i0] >= ------------------ | Branch (6605:9): [True: 1.08k, False: 8] ------------------ 6606| 1.08k| LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { ------------------ | | 447| 1.08k|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) ------------------ 6607| 1.08k| sampled_coefficients[i0] = 6608| 1.08k| LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT; ------------------ | | 447| 1.08k|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) ------------------ 6609| 1.08k| } else { 6610| | done = false; 6611| 8| } 6612| 1.08k| } 6613| 363| return done; 6614| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_rej_sample_b8: 5219| 21.9k| Eurydice_slice a, Eurydice_slice out) { 5220| 21.9k| return libcrux_ml_kem_vector_portable_sampling_rej_sample(a, out); 5221| 21.9k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_sampling_rej_sample: 5185| 21.9k| Eurydice_slice result) { 5186| 21.9k| size_t sampled = (size_t)0U; 5187| 197k| for (size_t i = (size_t)0U; i < Eurydice_slice_len(a, uint8_t) / (size_t)3U; ------------------ | | 173| 197k|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (5187:31): [True: 175k, False: 21.9k] ------------------ 5188| 175k| i++) { 5189| 175k| size_t i0 = i; 5190| 175k| int16_t b1 = (int16_t)Eurydice_slice_index(a, i0 * (size_t)3U + (size_t)0U, ------------------ | | 180| 175k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5191| 175k| uint8_t, uint8_t *); 5192| 175k| int16_t b2 = (int16_t)Eurydice_slice_index(a, i0 * (size_t)3U + (size_t)1U, ------------------ | | 180| 175k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5193| 175k| uint8_t, uint8_t *); 5194| 175k| int16_t b3 = (int16_t)Eurydice_slice_index(a, i0 * (size_t)3U + (size_t)2U, ------------------ | | 180| 175k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5195| 175k| uint8_t, uint8_t *); 5196| 175k| int16_t d1 = (b2 & (int16_t)15) << 8U | b1; 5197| 175k| int16_t d2 = b3 << 4U | b2 >> 4U; 5198| 175k| if (d1 < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS) { ------------------ | | 3777| 175k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS ((int16_t)3329) ------------------ | Branch (5198:9): [True: 142k, False: 32.9k] ------------------ 5199| 142k| if (sampled < (size_t)16U) { ------------------ | Branch (5199:11): [True: 142k, False: 0] ------------------ 5200| 142k| Eurydice_slice_index(result, sampled, int16_t, int16_t *) = d1; ------------------ | | 180| 142k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5201| 142k| sampled++; 5202| 142k| } 5203| 142k| } 5204| 175k| if (d2 < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS) { ------------------ | | 3777| 175k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS ((int16_t)3329) ------------------ | Branch (5204:9): [True: 142k, False: 32.7k] ------------------ 5205| 142k| if (sampled < (size_t)16U) { ------------------ | Branch (5205:11): [True: 142k, False: 0] ------------------ 5206| 142k| Eurydice_slice_index(result, sampled, int16_t, int16_t *) = d2; ------------------ | | 180| 142k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5207| 142k| sampled++; 5208| 142k| } 5209| 142k| } 5210| 175k| } 5211| 21.9k| return sampled; 5212| 21.9k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_shake128_squeeze_next_block_4a_e0: 6649| 7| uint8_t ret[3U][168U]) { 6650| 7| libcrux_ml_kem_hash_functions_portable_shake128_squeeze_next_block_e0(self, 6651| 7| ret); 6652| 7|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_shake128_squeeze_next_block_e0: 6625| 7| uint8_t ret[3U][168U]) { 6626| 7| uint8_t out[3U][168U] = {{0U}}; 6627| 28| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6627:31): [True: 21, False: 7] ------------------ 6628| 21| size_t i0 = i; 6629| 21| libcrux_sha3_portable_incremental_shake128_squeeze_next_block( 6630| 21| &st->shake128_state[i0], 6631| 21| Eurydice_array_to_slice((size_t)168U, out[i0], uint8_t)); ------------------ | | 204| 21| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 21| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 21|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 21| end) /* x is already at an array type, no need for cast */ ------------------ 6632| 21| } 6633| 7| memcpy(ret, out, (size_t)3U * sizeof(uint8_t[168U])); 6634| 7|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_incremental_shake128_squeeze_next_block: 3681| 21| libcrux_sha3_generic_keccak_KeccakState_17 *s, Eurydice_slice out0) { 3682| 21| libcrux_sha3_generic_keccak_portable_squeeze_next_block_b4_3a(s, out0, 3683| 21| (size_t)0U); 3684| 21|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_portable_squeeze_next_block_b4_3a: 3671| 21| size_t start) { 3672| 21| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3673| 21| libcrux_sha3_simd_portable_squeeze_13_3a(self, out, start, (size_t)168U); 3674| 21|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_890: 6705| 7| int16_t (*out)[272U]) { 6706| 28| for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { ------------------ | Branch (6706:32): [True: 21, False: 7] ------------------ 6707| 21| size_t i1 = i0; 6708| 168| for (size_t i = (size_t)0U; i < (size_t)168U / (size_t)24U; i++) { ------------------ | Branch (6708:33): [True: 147, False: 21] ------------------ 6709| 147| size_t r = i; 6710| 147| if (sampled_coefficients[i1] < ------------------ | Branch (6710:11): [True: 8, False: 139] ------------------ 6711| 147| LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { ------------------ | | 447| 147|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) ------------------ 6712| 8| size_t sampled = libcrux_ml_kem_vector_portable_rej_sample_b8( 6713| 8| Eurydice_array_to_subslice3(randomness[i1], r * (size_t)24U, ------------------ | | 215| 8| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 8| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 8|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 6714| 8| r * (size_t)24U + (size_t)24U, 6715| 8| uint8_t *), 6716| 8| Eurydice_array_to_subslice3(out[i1], sampled_coefficients[i1], ------------------ | | 215| 8| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 8| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 8|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 6717| 8| sampled_coefficients[i1] + (size_t)16U, 6718| 8| int16_t *)); 6719| 8| size_t uu____0 = i1; 6720| 8| sampled_coefficients[uu____0] = sampled_coefficients[uu____0] + sampled; 6721| 8| } 6722| 147| } 6723| 21| } 6724| 7| bool done = true; 6725| 28| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6725:31): [True: 21, False: 7] ------------------ 6726| 21| size_t i0 = i; 6727| 21| if (sampled_coefficients[i0] >= ------------------ | Branch (6727:9): [True: 21, False: 0] ------------------ 6728| 21| LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { ------------------ | | 447| 21|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) ------------------ 6729| 21| sampled_coefficients[i0] = 6730| 21| LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT; ------------------ | | 447| 21|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) ------------------ 6731| 21| } else { 6732| | done = false; 6733| 0| } 6734| 21| } 6735| 7| return done; 6736| 7|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_sampling_sample_from_xof_call_mut_e7_2b: 6792| 1.08k| void **_, int16_t tupled_args[272U]) { 6793| 1.08k| int16_t s[272U]; 6794| 1.08k| memcpy(s, tupled_args, (size_t)272U * sizeof(int16_t)); 6795| 1.08k| return libcrux_ml_kem_polynomial_from_i16_array_d6_ea( 6796| 1.08k| Eurydice_array_to_subslice3(s, (size_t)0U, (size_t)256U, int16_t *)); ------------------ | | 215| 1.08k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 1.08k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 1.08k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 6797| 1.08k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_from_i16_array_d6_ea: 6773| 1.81k|libcrux_ml_kem_polynomial_from_i16_array_d6_ea(Eurydice_slice a) { 6774| 1.81k| return libcrux_ml_kem_polynomial_from_i16_array_ea(a); 6775| 1.81k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_from_i16_array_ea: 6745| 1.81k|libcrux_ml_kem_polynomial_from_i16_array_ea(Eurydice_slice a) { 6746| 1.81k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d result = 6747| 1.81k| libcrux_ml_kem_polynomial_ZERO_ea(); 6748| 1.81k| for (size_t i = (size_t)0U; 6749| 30.8k| i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { ------------------ | | 3770| 30.8k|#define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT ((size_t)16U) ------------------ | Branch (6749:8): [True: 29.0k, False: 1.81k] ------------------ 6750| 29.0k| size_t i0 = i; 6751| 29.0k| libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = 6752| 29.0k| libcrux_ml_kem_vector_portable_from_i16_array_b8( 6753| 29.0k| Eurydice_slice_subslice3(a, i0 * (size_t)16U, ------------------ | | 195| 29.0k| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 29.0k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 29.0k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 6754| 29.0k| (i0 + (size_t)1U) * (size_t)16U, 6755| 29.0k| int16_t *)); 6756| 29.0k| result.coefficients[i0] = uu____0; 6757| 29.0k| } 6758| 1.81k| return result; 6759| 1.81k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_from_i16_array_b8: 3805| 29.0k|libcrux_ml_kem_vector_portable_from_i16_array_b8(Eurydice_slice array) { 3806| 29.0k| return libcrux_ml_kem_vector_portable_vector_type_from_i16_array( 3807| 29.0k| libcrux_secrets_int_classify_public_classify_ref_9b_39(array)); 3808| 29.0k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_vector_type_from_i16_array: 3788| 29.0k| Eurydice_slice array) { 3789| 29.0k| libcrux_ml_kem_vector_portable_vector_type_PortableVector lit; 3790| 29.0k| int16_t ret[16U]; 3791| 29.0k| Result_0a dst; 3792| 29.0k| Eurydice_slice_to_array2( ------------------ | | 277| 29.0k| Eurydice_slice_to_array3(&(dst)->tag, (char *)&(dst)->val.case_Ok, src, \ | | 278| 29.0k| sizeof(t_arr)) ------------------ 3793| 29.0k| &dst, Eurydice_slice_subslice3(array, (size_t)0U, (size_t)16U, int16_t *), 3794| 29.0k| Eurydice_slice, int16_t[16U], TryFromSliceError); 3795| 29.0k| unwrap_26_00(dst, ret); 3796| 29.0k| memcpy(lit.elements, ret, (size_t)16U * sizeof(int16_t)); 3797| 29.0k| return lit; 3798| 29.0k|} libcrux_mlkem768_sha3.c:unwrap_26_00: 1129| 29.0k|static inline void unwrap_26_00(Result_0a self, int16_t ret[16U]) { 1130| 29.0k| if (self.tag == Ok) { ------------------ | | 721| 29.0k|#define Ok 0 ------------------ | Branch (1130:7): [True: 29.0k, False: 0] ------------------ 1131| 29.0k| int16_t f0[16U]; 1132| 29.0k| memcpy(f0, self.val.case_Ok, (size_t)16U * sizeof(int16_t)); 1133| 29.0k| memcpy(ret, f0, (size_t)16U * sizeof(int16_t)); 1134| 29.0k| } else { 1135| 0| KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, 1136| 0| "unwrap not Ok"); 1137| | KRML_HOST_EXIT(255U); ------------------ | | 41| 0|#define KRML_HOST_EXIT(x) do { \ | | 42| 0| fprintf(stderr, "mlkem internal error"); \ | | 43| 0| exit(x); \ | | 44| 0|} while (0) | | ------------------ | | | Branch (44:10): [Folded, False: 0] | | ------------------ ------------------ 1138| 0| } 1139| 29.0k|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_classify_public_classify_ref_9b_39: 1103| 29.0k|libcrux_secrets_int_classify_public_classify_ref_9b_39(Eurydice_slice self) { 1104| 29.0k| return self; 1105| 29.0k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_utils_into_padded_array_c8: 884| 121| Eurydice_slice slice, uint8_t ret[33U]) { 885| 121| uint8_t out[33U] = {0U}; 886| 121| uint8_t *uu____0 = out; 887| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 888| 121| Eurydice_array_to_subslice3( 889| 121| uu____0, (size_t)0U, Eurydice_slice_len(slice, uint8_t), uint8_t *), 890| 121| slice, uint8_t); 891| 121| memcpy(ret, out, (size_t)33U * sizeof(uint8_t)); 892| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_3b: 7177| 242| uint8_t *prf_input, uint8_t domain_separator) { 7178| 242| uint8_t prf_inputs[3U][33U]; 7179| 968| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (7179:31): [True: 726, False: 242] ------------------ 7180| 726| core_array__core__clone__Clone_for__Array_T__N___clone( ------------------ | | 236| 726| (memcpy(dst, src, len * sizeof(elem_type))) ------------------ 7181| 726| (size_t)33U, prf_input, prf_inputs[i], uint8_t, void *); 7182| 726| } 7183| 242| domain_separator = 7184| 242| libcrux_ml_kem_utils_prf_input_inc_e0(prf_inputs, domain_separator); 7185| 242| uint8_t prf_outputs[3U][128U]; 7186| 242| libcrux_ml_kem_hash_functions_portable_PRFxN_4a_41(prf_inputs, prf_outputs); 7187| 968| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (7187:31): [True: 726, False: 242] ------------------ 7188| 726| size_t i0 = i; 7189| 726| re_as_ntt[i0] = 7190| 726| libcrux_ml_kem_sampling_sample_from_binomial_distribution_a0( 7191| 726| Eurydice_array_to_slice((size_t)128U, prf_outputs[i0], uint8_t)); ------------------ | | 204| 726| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 726| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 726|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 726| end) /* x is already at an array type, no need for cast */ ------------------ 7192| 726| libcrux_ml_kem_ntt_ntt_binomially_sampled_ring_element_ea(&re_as_ntt[i0]); 7193| 726| } 7194| 242| return domain_separator; 7195| 242|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_utils_prf_input_inc_e0: 866| 242| uint8_t (*prf_inputs)[33U], uint8_t domain_separator) { 867| 968| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (867:31): [True: 726, False: 242] ------------------ 868| 726| size_t i0 = i; 869| 726| prf_inputs[i0][32U] = domain_separator; 870| 726| domain_separator = (uint32_t)domain_separator + 1U; 871| 726| } 872| 242| return domain_separator; 873| 242|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_PRFxN_4a_41: 7001| 242| uint8_t (*input)[33U], uint8_t ret[3U][128U]) { 7002| 242| libcrux_ml_kem_hash_functions_portable_PRFxN_41(input, ret); 7003| 242|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_PRFxN_41: 6979| 242| uint8_t (*input)[33U], uint8_t ret[3U][128U]) { 6980| 242| uint8_t out[3U][128U] = {{0U}}; 6981| 968| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (6981:31): [True: 726, False: 242] ------------------ 6982| 726| size_t i0 = i; 6983| 726| libcrux_sha3_portable_shake256( 6984| 726| Eurydice_array_to_slice((size_t)128U, out[i0], uint8_t), ------------------ | | 204| 726| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 726| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 726|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 726| end) /* x is already at an array type, no need for cast */ ------------------ 6985| 726| Eurydice_array_to_slice((size_t)33U, input[i0], uint8_t)); ------------------ | | 204| 726| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 726| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 726|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 726| end) /* x is already at an array type, no need for cast */ ------------------ 6986| 726| } 6987| 242| memcpy(ret, out, (size_t)3U * sizeof(uint8_t[128U])); 6988| 242|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_binomially_sampled_ring_element_ea: 7143| 726| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *re) { 7144| 726| libcrux_ml_kem_ntt_ntt_at_layer_7_ea(re); 7145| 726| size_t zeta_i = (size_t)1U; 7146| 726| libcrux_ml_kem_ntt_ntt_at_layer_4_plus_ea(&zeta_i, re, (size_t)6U, 7147| 726| (size_t)11207U); 7148| 726| libcrux_ml_kem_ntt_ntt_at_layer_4_plus_ea(&zeta_i, re, (size_t)5U, 7149| 726| (size_t)11207U + (size_t)3328U); 7150| 726| libcrux_ml_kem_ntt_ntt_at_layer_4_plus_ea( 7151| 726| &zeta_i, re, (size_t)4U, (size_t)11207U + (size_t)2U * (size_t)3328U); 7152| 726| libcrux_ml_kem_ntt_ntt_at_layer_3_ea( 7153| 726| &zeta_i, re, (size_t)11207U + (size_t)3U * (size_t)3328U); 7154| 726| libcrux_ml_kem_ntt_ntt_at_layer_2_ea( 7155| 726| &zeta_i, re, (size_t)11207U + (size_t)4U * (size_t)3328U); 7156| 726| libcrux_ml_kem_ntt_ntt_at_layer_1_ea( 7157| 726| &zeta_i, re, (size_t)11207U + (size_t)5U * (size_t)3328U); 7158| 726| libcrux_ml_kem_polynomial_poly_barrett_reduce_d6_ea(re); 7159| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ntt_ntt_at_layer_7_ea: 7120| 726| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *re) { 7121| 726| size_t step = LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT / (size_t)2U; ------------------ | | 3770| 726|#define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT ((size_t)16U) ------------------ 7122| 6.53k| for (size_t i = (size_t)0U; i < step; i++) { ------------------ | Branch (7122:31): [True: 5.80k, False: 726] ------------------ 7123| 5.80k| size_t j = i; 7124| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector t = 7125| 5.80k| libcrux_ml_kem_vector_portable_multiply_by_constant_b8( 7126| 5.80k| re->coefficients[j + step], (int16_t)-1600); 7127| 5.80k| re->coefficients[j + step] = 7128| 5.80k| libcrux_ml_kem_vector_portable_sub_b8(re->coefficients[j], &t); 7129| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____1 = 7130| 5.80k| libcrux_ml_kem_vector_portable_add_b8(re->coefficients[j], &t); 7131| 5.80k| re->coefficients[j] = uu____1; 7132| 5.80k| } 7133| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_multiply_by_constant_b8: 3906| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vec, int16_t c) { 3907| 5.80k| return libcrux_ml_kem_vector_portable_arithmetic_multiply_by_constant(vec, c); 3908| 5.80k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_arithmetic_multiply_by_constant: 3890| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vec, int16_t c) { 3891| 5.80k| for (size_t i = (size_t)0U; 3892| 98.7k| i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { ------------------ | | 3772| 98.7k|#define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) ------------------ | Branch (3892:8): [True: 92.9k, False: 5.80k] ------------------ 3893| 92.9k| size_t i0 = i; 3894| 92.9k| size_t uu____0 = i0; 3895| 92.9k| vec.elements[uu____0] = vec.elements[uu____0] * c; 3896| 92.9k| } 3897| 5.80k| return vec; 3898| 5.80k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_sampling_sample_from_binomial_distribution_a0: 7108| 726| Eurydice_slice randomness) { 7109| 726| return libcrux_ml_kem_sampling_sample_from_binomial_distribution_2_ea( 7110| 726| randomness); 7111| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_sampling_sample_from_binomial_distribution_2_ea: 7062| 726| Eurydice_slice randomness) { 7063| 726| int16_t sampled_i16s[256U] = {0U}; 7064| 726| for (size_t i0 = (size_t)0U; 7065| 23.9k| i0 < Eurydice_slice_len(randomness, uint8_t) / (size_t)4U; i0++) { ------------------ | | 173| 23.9k|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (7065:8): [True: 23.2k, False: 726] ------------------ 7066| 23.2k| size_t chunk_number = i0; 7067| 23.2k| Eurydice_slice byte_chunk = Eurydice_slice_subslice3( ------------------ | | 195| 23.2k| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 23.2k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 23.2k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 7068| 23.2k| randomness, chunk_number * (size_t)4U, 7069| 23.2k| chunk_number * (size_t)4U + (size_t)4U, uint8_t *); 7070| 23.2k| uint32_t random_bits_as_u32 = 7071| 23.2k| (((uint32_t)Eurydice_slice_index(byte_chunk, (size_t)0U, uint8_t, ------------------ | | 180| 23.2k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 7072| 23.2k| uint8_t *) | 7073| 23.2k| (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)1U, uint8_t, ------------------ | | 180| 23.2k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 7074| 23.2k| uint8_t *) 7075| 23.2k| << 8U) | 7076| 23.2k| (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)2U, uint8_t, ------------------ | | 180| 23.2k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 7077| 23.2k| uint8_t *) 7078| 23.2k| << 16U) | 7079| 23.2k| (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)3U, uint8_t, ------------------ | | 180| 23.2k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 7080| 23.2k| uint8_t *) 7081| 23.2k| << 24U; 7082| 23.2k| uint32_t even_bits = random_bits_as_u32 & 1431655765U; 7083| 23.2k| uint32_t odd_bits = random_bits_as_u32 >> 1U & 1431655765U; 7084| 23.2k| uint32_t coin_toss_outcomes = even_bits + odd_bits; 7085| 209k| for (uint32_t i = 0U; i < 32U / 4U; i++) { ------------------ | Branch (7085:27): [True: 185k, False: 23.2k] ------------------ 7086| 185k| uint32_t outcome_set = i; 7087| 185k| uint32_t outcome_set0 = outcome_set * 4U; 7088| 185k| int16_t outcome_1 = 7089| 185k| (int16_t)(coin_toss_outcomes >> (uint32_t)outcome_set0 & 3U); 7090| 185k| int16_t outcome_2 = 7091| 185k| (int16_t)(coin_toss_outcomes >> (uint32_t)(outcome_set0 + 2U) & 3U); 7092| 185k| size_t offset = (size_t)(outcome_set0 >> 2U); 7093| 185k| sampled_i16s[(size_t)8U * chunk_number + offset] = outcome_1 - outcome_2; 7094| 185k| } 7095| 23.2k| } 7096| 726| return libcrux_ml_kem_polynomial_from_i16_array_d6_ea( 7097| 726| Eurydice_array_to_slice((size_t)256U, sampled_i16s, int16_t)); ------------------ | | 204| 726| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 726| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 726|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 726| end) /* x is already at an array type, no need for cast */ ------------------ 7098| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_H_4a_e0: 8072| 121| Eurydice_slice input, uint8_t ret[32U]) { 8073| 121| libcrux_ml_kem_hash_functions_portable_H(input, ret); 8074| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_hash_functions_portable_H: 3725| 121| Eurydice_slice input, uint8_t ret[32U]) { 3726| 121| uint8_t digest[32U] = {0U}; 3727| 121| libcrux_sha3_portable_sha256( 3728| 121| Eurydice_array_to_slice((size_t)32U, digest, uint8_t), input); ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 3729| 121| memcpy(ret, digest, (size_t)32U * sizeof(uint8_t)); 3730| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_portable_sha256: 3351| 121| Eurydice_slice data) { 3352| 121| libcrux_sha3_generic_keccak_portable_keccak1_ad(data, digest); 3353| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_portable_keccak1_ad: 3315| 121| Eurydice_slice data, Eurydice_slice out) { 3316| 121| libcrux_sha3_generic_keccak_KeccakState_17 s = 3317| 121| libcrux_sha3_generic_keccak_new_80_04(); 3318| 121| size_t data_len = Eurydice_slice_len(data, uint8_t); ------------------ | | 173| 121|#define Eurydice_slice_len(s, _) (s).len ------------------ 3319| 1.08k| for (size_t i = (size_t)0U; i < data_len / (size_t)136U; i++) { ------------------ | Branch (3319:31): [True: 968, False: 121] ------------------ 3320| 968| size_t i0 = i; 3321| 968| Eurydice_slice buf[1U] = {data}; 3322| 968| libcrux_sha3_generic_keccak_absorb_block_80_c60(&s, buf, i0 * (size_t)136U); 3323| 968| } 3324| 121| size_t rem = data_len % (size_t)136U; 3325| 121| Eurydice_slice buf[1U] = {data}; 3326| 121| libcrux_sha3_generic_keccak_absorb_final_80_9e0(&s, buf, data_len - rem, rem); 3327| 121| size_t outlen = Eurydice_slice_len(out, uint8_t); ------------------ | | 173| 121|#define Eurydice_slice_len(s, _) (s).len ------------------ 3328| 121| size_t blocks = outlen / (size_t)136U; 3329| 121| size_t last = outlen - outlen % (size_t)136U; 3330| 121| if (blocks == (size_t)0U) { ------------------ | Branch (3330:7): [True: 121, False: 0] ------------------ 3331| 121| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, (size_t)0U, outlen); 3332| 121| } else { 3333| 0| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, (size_t)0U, (size_t)136U); 3334| 0| for (size_t i = (size_t)1U; i < blocks; i++) { ------------------ | Branch (3334:33): [True: 0, False: 0] ------------------ 3335| 0| size_t i0 = i; 3336| 0| libcrux_sha3_generic_keccak_keccakf1600_80_04(&s); 3337| 0| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, i0 * (size_t)136U, 3338| 0| (size_t)136U); 3339| 0| } 3340| 0| if (last < outlen) { ------------------ | Branch (3340:9): [True: 0, False: 0] ------------------ 3341| 0| libcrux_sha3_generic_keccak_keccakf1600_80_04(&s); 3342| 0| libcrux_sha3_simd_portable_squeeze_13_5b(&s, out, last, outlen - last); 3343| 0| } 3344| 0| } 3345| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_generic_keccak_absorb_final_80_9e0: 3250| 121| size_t start, size_t len) { 3251| 121| libcrux_sha3_simd_portable_load_last_a1_ad(self, last, start, len); 3252| 121| libcrux_sha3_generic_keccak_keccakf1600_80_04(self); 3253| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_a1_ad: 3232| 121| size_t start, size_t len) { 3233| 121| libcrux_sha3_simd_portable_load_last_ad(self->st, input[0U], start, len); 3234| 121|} libcrux_mlkem768_sha3.c:libcrux_sha3_simd_portable_load_last_ad: 3205| 121| uint64_t *state, Eurydice_slice blocks, size_t start, size_t len) { 3206| 121| uint8_t buffer[136U] = {0U}; 3207| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 3208| 121| Eurydice_array_to_subslice3(buffer, (size_t)0U, len, uint8_t *), 3209| 121| Eurydice_slice_subslice3(blocks, start, start + len, uint8_t *), uint8_t); 3210| 121| buffer[len] = 6U; 3211| 121| size_t uu____0 = (size_t)136U - (size_t)1U; 3212| 121| buffer[uu____0] = (uint32_t)buffer[uu____0] | 128U; 3213| 121| libcrux_sha3_simd_portable_load_block_5b( 3214| 121| state, Eurydice_array_to_slice((size_t)136U, buffer, uint8_t), ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 3215| 121| (size_t)0U); 3216| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cca_instantiations_portable_generate_keypair_ce: 8754| 121| uint8_t *randomness) { 8755| 121| return libcrux_ml_kem_ind_cca_generate_keypair_15(randomness); 8756| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cca_generate_keypair_15: 8705| 121|libcrux_ml_kem_ind_cca_generate_keypair_15(uint8_t *randomness) { 8706| 121| Eurydice_slice ind_cpa_keypair_randomness = Eurydice_array_to_subslice3( ------------------ | | 215| 121| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 8707| 121| randomness, (size_t)0U, 8708| 121| LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t *); 8709| 121| Eurydice_slice implicit_rejection_value = Eurydice_array_to_subslice_from( ------------------ | | 225| 121| EURYDICE_SLICE((t *)x, r, size) | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 8710| 121| (size_t)64U, randomness, 8711| 121| LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t, 8712| 121| size_t, uint8_t[]); 8713| 121| libcrux_ml_kem_utils_extraction_helper_Keypair768 uu____0 = 8714| 121| libcrux_ml_kem_ind_cpa_generate_keypair_ea(ind_cpa_keypair_randomness); 8715| 121| uint8_t ind_cpa_private_key[1152U]; 8716| 121| memcpy(ind_cpa_private_key, uu____0.fst, (size_t)1152U * sizeof(uint8_t)); 8717| 121| uint8_t public_key[1184U]; 8718| 121| memcpy(public_key, uu____0.snd, (size_t)1184U * sizeof(uint8_t)); 8719| 121| uint8_t secret_key_serialized[2400U]; 8720| 121| libcrux_ml_kem_ind_cca_serialize_kem_secret_key_d6( 8721| 121| Eurydice_array_to_slice((size_t)1152U, ind_cpa_private_key, uint8_t), ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 8722| 121| Eurydice_array_to_slice((size_t)1184U, public_key, uint8_t), ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 8723| 121| implicit_rejection_value, secret_key_serialized); 8724| | /* Passing arrays by value in Rust generates a copy in C */ 8725| 121| uint8_t copy_of_secret_key_serialized[2400U]; 8726| 121| memcpy(copy_of_secret_key_serialized, secret_key_serialized, 8727| 121| (size_t)2400U * sizeof(uint8_t)); 8728| 121| libcrux_ml_kem_types_MlKemPrivateKey_d9 private_key = 8729| 121| libcrux_ml_kem_types_from_77_28(copy_of_secret_key_serialized); 8730| 121| libcrux_ml_kem_types_MlKemPrivateKey_d9 uu____2 = private_key; 8731| | /* Passing arrays by value in Rust generates a copy in C */ 8732| 121| uint8_t copy_of_public_key[1184U]; 8733| 121| memcpy(copy_of_public_key, public_key, (size_t)1184U * sizeof(uint8_t)); 8734| 121| return libcrux_ml_kem_types_from_17_74( 8735| 121| uu____2, libcrux_ml_kem_types_from_fd_d0(copy_of_public_key)); 8736| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_generate_keypair_ea: 8605| 121|libcrux_ml_kem_ind_cpa_generate_keypair_ea(Eurydice_slice key_generation_seed) { 8606| 121| libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_a0 private_key = 8607| 121| libcrux_ml_kem_ind_cpa_unpacked_default_70_1b(); 8608| 121| libcrux_ml_kem_ind_cpa_unpacked_IndCpaPublicKeyUnpacked_a0 public_key = 8609| 121| libcrux_ml_kem_ind_cpa_unpacked_default_8b_1b(); 8610| 121| libcrux_ml_kem_ind_cpa_generate_keypair_unpacked_1c( 8611| 121| key_generation_seed, &private_key, &public_key); 8612| 121| return libcrux_ml_kem_ind_cpa_serialize_unpacked_secret_key_6c(&public_key, 8613| 121| &private_key); 8614| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_unpacked_default_70_1b: 8189| 121|libcrux_ml_kem_ind_cpa_unpacked_default_70_1b(void) { 8190| 121| libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_a0 lit; 8191| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d repeat_expression[3U]; 8192| 484| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (8192:31): [True: 363, False: 121] ------------------ 8193| 363| repeat_expression[i] = libcrux_ml_kem_polynomial_ZERO_d6_ea(); 8194| 363| } 8195| 121| memcpy( 8196| 121| lit.secret_as_ntt, repeat_expression, 8197| 121| (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_1d)); 8198| 121| return lit; 8199| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_generate_keypair_unpacked_1c: 8409| 121| libcrux_ml_kem_ind_cpa_unpacked_IndCpaPublicKeyUnpacked_a0 *public_key) { 8410| 121| uint8_t hashed[64U]; 8411| 121| libcrux_ml_kem_variant_cpa_keygen_seed_39_9c(key_generation_seed, hashed); 8412| 121| Eurydice_slice_uint8_t_x2 uu____0 = Eurydice_slice_split_at( ------------------ | | 254| 121| KRML_CLITERAL(ret_t) { \ | | ------------------ | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | ------------------ | | 255| 121| EURYDICE_CFIELD(.fst =) \ | | 256| 121| EURYDICE_SLICE((element_type *)(slice).ptr, 0, mid), \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 257| 121| EURYDICE_CFIELD(.snd =) \ | | 258| 121| EURYDICE_SLICE((element_type *)(slice).ptr, mid, (slice).len) \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 259| 121| } ------------------ 8413| 121| Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), (size_t)32U, 8414| 121| uint8_t, Eurydice_slice_uint8_t_x2); 8415| 121| Eurydice_slice seed_for_A = uu____0.fst; 8416| 121| Eurydice_slice seed_for_secret_and_error = uu____0.snd; 8417| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d(*uu____1)[3U] = 8418| 121| public_key->A; 8419| 121| uint8_t ret[34U]; 8420| 121| libcrux_ml_kem_utils_into_padded_array_b6(seed_for_A, ret); 8421| 121| libcrux_ml_kem_matrix_sample_matrix_A_2b(uu____1, ret, true); 8422| 121| uint8_t prf_input[33U]; 8423| 121| libcrux_ml_kem_utils_into_padded_array_c8(seed_for_secret_and_error, 8424| 121| prf_input); 8425| 121| uint8_t domain_separator = 8426| 121| libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_3b( 8427| 121| private_key->secret_as_ntt, prf_input, 0U); 8428| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d error_as_ntt[3U]; 8429| 484| for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ------------------ | Branch (8429:31): [True: 363, False: 121] ------------------ 8430| | /* original Rust expression is not an lvalue in C */ 8431| 363| void *lvalue = (void *)0U; 8432| 363| error_as_ntt[i] = 8433| 363| libcrux_ml_kem_ind_cpa_generate_keypair_unpacked_call_mut_73_1c(&lvalue, 8434| 363| i); 8435| 363| } 8436| 121| libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_3b(error_as_ntt, prf_input, 8437| 121| domain_separator); 8438| 121| libcrux_ml_kem_matrix_compute_As_plus_e_1b( 8439| 121| public_key->t_as_ntt, public_key->A, private_key->secret_as_ntt, 8440| 121| error_as_ntt); 8441| 121| uint8_t uu____2[32U]; 8442| 121| Result_fb dst; 8443| 121| Eurydice_slice_to_array2(&dst, seed_for_A, Eurydice_slice, uint8_t[32U], ------------------ | | 277| 121| Eurydice_slice_to_array3(&(dst)->tag, (char *)&(dst)->val.case_Ok, src, \ | | 278| 121| sizeof(t_arr)) ------------------ 8444| 121| TryFromSliceError); 8445| 121| unwrap_26_b3(dst, uu____2); 8446| 121| memcpy(public_key->seed_for_A, uu____2, (size_t)32U * sizeof(uint8_t)); 8447| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_variant_cpa_keygen_seed_39_9c: 8212| 121| Eurydice_slice key_generation_seed, uint8_t ret[64U]) { 8213| 121| uint8_t seed[33U] = {0U}; 8214| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8215| 121| Eurydice_array_to_subslice3( 8216| 121| seed, (size_t)0U, 8217| 121| LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t *), 8218| 121| key_generation_seed, uint8_t); 8219| 121| seed[LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE] = ------------------ | | 455| 121|#define LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE ((size_t)32U) ------------------ 8220| 121| (uint8_t)(size_t)3U; 8221| 121| uint8_t ret0[64U]; 8222| 121| libcrux_ml_kem_hash_functions_portable_G_4a_e0( 8223| 121| Eurydice_array_to_slice((size_t)33U, seed, uint8_t), ret0); ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 8224| 121| memcpy(ret, ret0, (size_t)64U * sizeof(uint8_t)); 8225| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_generate_keypair_unpacked_call_mut_73_1c: 8247| 363| void **_, size_t tupled_args) { 8248| 363| return libcrux_ml_kem_polynomial_ZERO_d6_ea(); 8249| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_matrix_compute_As_plus_e_1b: 8322| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *error_as_ntt) { 8323| 121| for (size_t i = (size_t)0U; 8324| 484| i < Eurydice_slice_len( ------------------ | | 173| 484|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (8324:8): [True: 363, False: 121] ------------------ 8325| 121| Eurydice_array_to_slice( 8326| 121| (size_t)3U, matrix_A, 8327| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d[3U]), 8328| 121| libcrux_ml_kem_polynomial_PolynomialRingElement_1d[3U]); 8329| 363| i++) { 8330| 363| size_t i0 = i; 8331| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *row = matrix_A[i0]; 8332| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d uu____0 = 8333| 363| libcrux_ml_kem_polynomial_ZERO_d6_ea(); 8334| 363| t_as_ntt[i0] = uu____0; 8335| 363| for (size_t i1 = (size_t)0U; 8336| 1.45k| i1 < Eurydice_slice_len( ------------------ | | 173| 1.45k|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (8336:10): [True: 1.08k, False: 363] ------------------ 8337| 363| Eurydice_array_to_slice( 8338| 363| (size_t)3U, row, 8339| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d), 8340| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d); 8341| 1.08k| i1++) { 8342| 1.08k| size_t j = i1; 8343| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *matrix_element = 8344| 1.08k| &row[j]; 8345| 1.08k| libcrux_ml_kem_polynomial_PolynomialRingElement_1d product = 8346| 1.08k| libcrux_ml_kem_polynomial_ntt_multiply_d6_ea(matrix_element, 8347| 1.08k| &s_as_ntt[j]); 8348| 1.08k| libcrux_ml_kem_polynomial_add_to_ring_element_d6_1b(&t_as_ntt[i0], 8349| 1.08k| &product); 8350| 1.08k| } 8351| 363| libcrux_ml_kem_polynomial_add_standard_error_reduce_d6_ea( 8352| 363| &t_as_ntt[i0], &error_as_ntt[i0]); 8353| 363| } 8354| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_add_standard_error_reduce_d6_ea: 8305| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *error) { 8306| 363| libcrux_ml_kem_polynomial_add_standard_error_reduce_ea(self, error); 8307| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_add_standard_error_reduce_ea: 8274| 363| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *error) { 8275| 363| for (size_t i = (size_t)0U; 8276| 6.17k| i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { ------------------ | | 3770| 6.17k|#define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT ((size_t)16U) ------------------ | Branch (8276:8): [True: 5.80k, False: 363] ------------------ 8277| 5.80k| size_t j = i; 8278| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector 8279| 5.80k| coefficient_normal_form = 8280| 5.80k| libcrux_ml_kem_polynomial_to_standard_domain_ea( 8281| 5.80k| myself->coefficients[j]); 8282| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector sum = 8283| 5.80k| libcrux_ml_kem_vector_portable_add_b8(coefficient_normal_form, 8284| 5.80k| &error->coefficients[j]); 8285| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector red = 8286| 5.80k| libcrux_ml_kem_vector_portable_barrett_reduce_b8(sum); 8287| 5.80k| myself->coefficients[j] = red; 8288| 5.80k| } 8289| 363|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_polynomial_to_standard_domain_ea: 8259| 5.80k| libcrux_ml_kem_vector_portable_vector_type_PortableVector vector) { 8260| 5.80k| return libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_b8( 8261| 5.80k| vector, 8262| 5.80k| LIBCRUX_ML_KEM_VECTOR_TRAITS_MONTGOMERY_R_SQUARED_MOD_FIELD_MODULUS); ------------------ | | 3775| 5.80k| ((int16_t)1353) ------------------ 8263| 5.80k|} libcrux_mlkem768_sha3.c:unwrap_26_b3: 803| 121|static inline void unwrap_26_b3(Result_fb self, uint8_t ret[32U]) { 804| 121| if (self.tag == Ok) { ------------------ | | 721| 121|#define Ok 0 ------------------ | Branch (804:7): [True: 121, False: 0] ------------------ 805| 121| uint8_t f0[32U]; 806| 121| memcpy(f0, self.val.case_Ok, (size_t)32U * sizeof(uint8_t)); 807| 121| memcpy(ret, f0, (size_t)32U * sizeof(uint8_t)); 808| 121| } else { 809| 0| KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, 810| 0| "unwrap not Ok"); 811| | KRML_HOST_EXIT(255U); ------------------ | | 41| 0|#define KRML_HOST_EXIT(x) do { \ | | 42| 0| fprintf(stderr, "mlkem internal error"); \ | | 43| 0| exit(x); \ | | 44| 0|} while (0) | | ------------------ | | | Branch (44:10): [Folded, False: 0] | | ------------------ ------------------ 812| 0| } 813| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_serialize_unpacked_secret_key_6c: 8567| 121| libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_a0 *private_key) { 8568| 121| uint8_t public_key_serialized[1184U]; 8569| 121| libcrux_ml_kem_ind_cpa_serialize_public_key_89( 8570| 121| public_key->t_as_ntt, 8571| 121| Eurydice_array_to_slice((size_t)32U, public_key->seed_for_A, uint8_t), ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 8572| 121| public_key_serialized); 8573| 121| uint8_t secret_key_serialized[1152U] = {0U}; 8574| 121| libcrux_ml_kem_ind_cpa_serialize_vector_1b( 8575| 121| private_key->secret_as_ntt, 8576| 121| Eurydice_array_to_slice((size_t)1152U, secret_key_serialized, uint8_t)); ------------------ | | 204| 121| EURYDICE_SLICE(x, 0, \ | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ | | 205| 121| end) /* x is already at an array type, no need for cast */ ------------------ 8577| | /* Passing arrays by value in Rust generates a copy in C */ 8578| 121| uint8_t copy_of_secret_key_serialized[1152U]; 8579| 121| memcpy(copy_of_secret_key_serialized, secret_key_serialized, 8580| 121| (size_t)1152U * sizeof(uint8_t)); 8581| | /* Passing arrays by value in Rust generates a copy in C */ 8582| 121| uint8_t copy_of_public_key_serialized[1184U]; 8583| 121| memcpy(copy_of_public_key_serialized, public_key_serialized, 8584| 121| (size_t)1184U * sizeof(uint8_t)); 8585| 121| libcrux_ml_kem_utils_extraction_helper_Keypair768 lit; 8586| 121| memcpy(lit.fst, copy_of_secret_key_serialized, 8587| 121| (size_t)1152U * sizeof(uint8_t)); 8588| 121| memcpy(lit.snd, copy_of_public_key_serialized, 8589| 121| (size_t)1184U * sizeof(uint8_t)); 8590| 121| return lit; 8591| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_serialize_public_key_89: 8546| 121| Eurydice_slice seed_for_a, uint8_t ret[1184U]) { 8547| 121| uint8_t public_key_serialized[1184U] = {0U}; 8548| 121| libcrux_ml_kem_ind_cpa_serialize_public_key_mut_89(t_as_ntt, seed_for_a, 8549| 121| public_key_serialized); 8550| 121| memcpy(ret, public_key_serialized, (size_t)1184U * sizeof(uint8_t)); 8551| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_serialize_public_key_mut_89: 8519| 121| Eurydice_slice seed_for_a, uint8_t *serialized) { 8520| 121| libcrux_ml_kem_ind_cpa_serialize_vector_1b( 8521| 121| t_as_ntt, 8522| 121| Eurydice_array_to_subslice3( ------------------ | | 215| 121| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 8523| 121| serialized, (size_t)0U, 8524| 121| libcrux_ml_kem_constants_ranked_bytes_per_ring_element((size_t)3U), 8525| 121| uint8_t *)); 8526| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8527| 121| Eurydice_array_to_subslice_from( 8528| 121| (size_t)1184U, serialized, 8529| 121| libcrux_ml_kem_constants_ranked_bytes_per_ring_element((size_t)3U), 8530| 121| uint8_t, size_t, uint8_t[]), 8531| 121| seed_for_a, uint8_t); 8532| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_constants_ranked_bytes_per_ring_element: 468| 605| size_t rank) { 469| 605| return rank * LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_RING_ELEMENT / (size_t)8U; ------------------ | | 450| 605| (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * (size_t)12U) | | ------------------ | | | | 447| 605|#define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) | | ------------------ ------------------ 470| 605|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cpa_serialize_vector_1b: 8486| 242| Eurydice_slice out) { 8487| 242| for (size_t i = (size_t)0U; 8488| 968| i < Eurydice_slice_len( ------------------ | | 173| 968|#define Eurydice_slice_len(s, _) (s).len ------------------ | Branch (8488:8): [True: 726, False: 242] ------------------ 8489| 242| Eurydice_array_to_slice( 8490| 242| (size_t)3U, key, 8491| 242| libcrux_ml_kem_polynomial_PolynomialRingElement_1d), 8492| 242| libcrux_ml_kem_polynomial_PolynomialRingElement_1d); 8493| 726| i++) { 8494| 726| size_t i0 = i; 8495| 726| libcrux_ml_kem_polynomial_PolynomialRingElement_1d re = key[i0]; 8496| 726| Eurydice_slice uu____0 = Eurydice_slice_subslice3( ------------------ | | 195| 726| EURYDICE_SLICE((t_ptr)s.ptr, (start), (end)) | | ------------------ | | | | 169| 726| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 726|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 8497| 726| out, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, 8498| 726| (i0 + (size_t)1U) * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, 8499| 726| uint8_t *); 8500| 726| uint8_t ret[384U]; 8501| 726| libcrux_ml_kem_serialize_serialize_uncompressed_ring_element_ea(&re, ret); 8502| 726| Eurydice_slice_copy( ------------------ | | 229| 726| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8503| 726| uu____0, Eurydice_array_to_slice((size_t)384U, ret, uint8_t), uint8_t); 8504| 726| } 8505| 242|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_serialize_serialize_uncompressed_ring_element_ea: 8457| 726| libcrux_ml_kem_polynomial_PolynomialRingElement_1d *re, uint8_t ret[384U]) { 8458| 726| uint8_t serialized[384U] = {0U}; 8459| 726| for (size_t i = (size_t)0U; 8460| 12.3k| i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { ------------------ | | 3770| 12.3k|#define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT ((size_t)16U) ------------------ | Branch (8460:8): [True: 11.6k, False: 726] ------------------ 8461| 11.6k| size_t i0 = i; 8462| 11.6k| libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = 8463| 11.6k| libcrux_ml_kem_serialize_to_unsigned_field_modulus_ea( 8464| 11.6k| re->coefficients[i0]); 8465| 11.6k| uint8_t bytes[24U]; 8466| 11.6k| libcrux_ml_kem_vector_portable_serialize_12_b8(coefficient, bytes); 8467| 11.6k| Eurydice_slice_copy( ------------------ | | 229| 11.6k| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8468| 11.6k| Eurydice_array_to_subslice3(serialized, (size_t)24U * i0, 8469| 11.6k| (size_t)24U * i0 + (size_t)24U, uint8_t *), 8470| 11.6k| Eurydice_array_to_slice((size_t)24U, bytes, uint8_t), uint8_t); 8471| 11.6k| } 8472| 726| memcpy(ret, serialized, (size_t)384U * sizeof(uint8_t)); 8473| 726|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_serialize_12_b8: 5116| 11.6k| uint8_t ret[24U]) { 5117| 11.6k| libcrux_ml_kem_vector_portable_serialize_12(a, ret); 5118| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_serialize_12: 5104| 11.6k| uint8_t ret[24U]) { 5105| 11.6k| uint8_t ret0[24U]; 5106| 11.6k| libcrux_ml_kem_vector_portable_serialize_serialize_12(a, ret0); 5107| 11.6k| libcrux_secrets_int_public_integers_declassify_d8_d2(ret0, ret); 5108| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_serialize_serialize_12: 5051| 11.6k| uint8_t ret[24U]) { 5052| 11.6k| uint8_t_x3 r0_2 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5053| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)0U, (size_t)2U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5054| 11.6k| int16_t *)); 5055| 11.6k| uint8_t_x3 r3_5 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5056| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)2U, (size_t)4U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5057| 11.6k| int16_t *)); 5058| 11.6k| uint8_t_x3 r6_8 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5059| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)4U, (size_t)6U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5060| 11.6k| int16_t *)); 5061| 11.6k| uint8_t_x3 r9_11 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5062| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)6U, (size_t)8U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5063| 11.6k| int16_t *)); 5064| 11.6k| uint8_t_x3 r12_14 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5065| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)8U, (size_t)10U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5066| 11.6k| int16_t *)); 5067| 11.6k| uint8_t_x3 r15_17 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5068| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)10U, (size_t)12U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5069| 11.6k| int16_t *)); 5070| 11.6k| uint8_t_x3 r18_20 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5071| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)12U, (size_t)14U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5072| 11.6k| int16_t *)); 5073| 11.6k| uint8_t_x3 r21_23 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( 5074| 11.6k| Eurydice_array_to_subslice3(v.elements, (size_t)14U, (size_t)16U, ------------------ | | 215| 11.6k| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 11.6k| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 11.6k|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 5075| 11.6k| int16_t *)); 5076| 11.6k| ret[0U] = r0_2.fst; 5077| 11.6k| ret[1U] = r0_2.snd; 5078| 11.6k| ret[2U] = r0_2.thd; 5079| 11.6k| ret[3U] = r3_5.fst; 5080| 11.6k| ret[4U] = r3_5.snd; 5081| 11.6k| ret[5U] = r3_5.thd; 5082| 11.6k| ret[6U] = r6_8.fst; 5083| 11.6k| ret[7U] = r6_8.snd; 5084| 11.6k| ret[8U] = r6_8.thd; 5085| 11.6k| ret[9U] = r9_11.fst; 5086| 11.6k| ret[10U] = r9_11.snd; 5087| 11.6k| ret[11U] = r9_11.thd; 5088| 11.6k| ret[12U] = r12_14.fst; 5089| 11.6k| ret[13U] = r12_14.snd; 5090| 11.6k| ret[14U] = r12_14.thd; 5091| 11.6k| ret[15U] = r15_17.fst; 5092| 11.6k| ret[16U] = r15_17.snd; 5093| 11.6k| ret[17U] = r15_17.thd; 5094| 11.6k| ret[18U] = r18_20.fst; 5095| 11.6k| ret[19U] = r18_20.snd; 5096| 11.6k| ret[20U] = r18_20.thd; 5097| 11.6k| ret[21U] = r21_23.fst; 5098| 11.6k| ret[22U] = r21_23.snd; 5099| 11.6k| ret[23U] = r21_23.thd; 5100| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_vector_portable_serialize_serialize_12_int: 5035| 92.9k|libcrux_ml_kem_vector_portable_serialize_serialize_12_int(Eurydice_slice v) { 5036| 92.9k| uint8_t r0 = libcrux_secrets_int_as_u8_f5( 5037| 92.9k| Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) & (int16_t)255); ------------------ | | 180| 92.9k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5038| 92.9k| uint8_t r1 = libcrux_secrets_int_as_u8_f5( 5039| 92.9k| Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) >> 8U | ------------------ | | 180| 92.9k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5040| 92.9k| (Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) & (int16_t)15) ------------------ | | 180| 92.9k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5041| 92.9k| << 4U); 5042| 92.9k| uint8_t r2 = libcrux_secrets_int_as_u8_f5( 5043| 92.9k| Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) >> 4U & ------------------ | | 180| 92.9k|#define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) ------------------ 5044| 92.9k| (int16_t)255); 5045| 92.9k| return (KRML_CLITERAL(uint8_t_x3){.fst = r0, .snd = r1, .thd = r2}); ------------------ | | 154| 92.9k|#define KRML_CLITERAL(type) (type) ------------------ 5046| 92.9k|} libcrux_mlkem768_sha3.c:libcrux_secrets_int_public_integers_declassify_d8_d2: 1020| 11.6k| uint8_t ret[24U]) { 1021| 11.6k| memcpy(ret, self, (size_t)24U * sizeof(uint8_t)); 1022| 11.6k|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cca_serialize_kem_secret_key_d6: 8677| 121| Eurydice_slice implicit_rejection_value, uint8_t ret[2400U]) { 8678| 121| uint8_t out[2400U] = {0U}; 8679| 121| libcrux_ml_kem_ind_cca_serialize_kem_secret_key_mut_d6( 8680| 121| private_key, public_key, implicit_rejection_value, out); 8681| 121| memcpy(ret, out, (size_t)2400U * sizeof(uint8_t)); 8682| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_ind_cca_serialize_kem_secret_key_mut_d6: 8629| 121| Eurydice_slice implicit_rejection_value, uint8_t *serialized) { 8630| 121| size_t pointer = (size_t)0U; 8631| 121| uint8_t *uu____0 = serialized; 8632| 121| size_t uu____1 = pointer; 8633| 121| size_t uu____2 = pointer; 8634| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8635| 121| Eurydice_array_to_subslice3( 8636| 121| uu____0, uu____1, uu____2 + Eurydice_slice_len(private_key, uint8_t), 8637| 121| uint8_t *), 8638| 121| private_key, uint8_t); 8639| 121| pointer = pointer + Eurydice_slice_len(private_key, uint8_t); ------------------ | | 173| 121|#define Eurydice_slice_len(s, _) (s).len ------------------ 8640| 121| uint8_t *uu____3 = serialized; 8641| 121| size_t uu____4 = pointer; 8642| 121| size_t uu____5 = pointer; 8643| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8644| 121| Eurydice_array_to_subslice3( 8645| 121| uu____3, uu____4, uu____5 + Eurydice_slice_len(public_key, uint8_t), 8646| 121| uint8_t *), 8647| 121| public_key, uint8_t); 8648| 121| pointer = pointer + Eurydice_slice_len(public_key, uint8_t); ------------------ | | 173| 121|#define Eurydice_slice_len(s, _) (s).len ------------------ 8649| 121| Eurydice_slice uu____6 = Eurydice_array_to_subslice3( ------------------ | | 215| 121| EURYDICE_SLICE((t_ptr)x, (start), (end)) | | ------------------ | | | | 169| 121| (KRML_CLITERAL(Eurydice_slice){(void *)(x + start), end - start}) | | | | ------------------ | | | | | | 154| 121|#define KRML_CLITERAL(type) (type) | | | | ------------------ | | ------------------ ------------------ 8650| 121| serialized, pointer, pointer + LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, 8651| 121| uint8_t *); 8652| 121| uint8_t ret[32U]; 8653| 121| libcrux_ml_kem_hash_functions_portable_H_4a_e0(public_key, ret); 8654| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8655| 121| uu____6, Eurydice_array_to_slice((size_t)32U, ret, uint8_t), uint8_t); 8656| 121| pointer = pointer + LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE; ------------------ | | 459| 121|#define LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE ((size_t)32U) ------------------ 8657| 121| uint8_t *uu____7 = serialized; 8658| 121| size_t uu____8 = pointer; 8659| 121| size_t uu____9 = pointer; 8660| 121| Eurydice_slice_copy( ------------------ | | 229| 121| memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) ------------------ 8661| 121| Eurydice_array_to_subslice3( 8662| 121| uu____7, uu____8, 8663| 121| uu____9 + Eurydice_slice_len(implicit_rejection_value, uint8_t), 8664| 121| uint8_t *), 8665| 121| implicit_rejection_value, uint8_t); 8666| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_types_from_77_28: 772| 121|libcrux_ml_kem_types_from_77_28(uint8_t value[2400U]) { 773| | /* Passing arrays by value in Rust generates a copy in C */ 774| 121| uint8_t copy_of_value[2400U]; 775| 121| memcpy(copy_of_value, value, (size_t)2400U * sizeof(uint8_t)); 776| 121| libcrux_ml_kem_types_MlKemPrivateKey_d9 lit; 777| 121| memcpy(lit.value, copy_of_value, (size_t)2400U * sizeof(uint8_t)); 778| 121| return lit; 779| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_types_from_17_74: 757| 121| libcrux_ml_kem_types_MlKemPublicKey_30 pk) { 758| 121| return (KRML_CLITERAL(libcrux_ml_kem_mlkem768_MlKem768KeyPair){.sk = sk, ------------------ | | 154| 121|#define KRML_CLITERAL(type) (type) ------------------ 759| 121| .pk = pk}); 760| 121|} libcrux_mlkem768_sha3.c:libcrux_ml_kem_types_from_fd_d0: 736| 121|libcrux_ml_kem_types_from_fd_d0(uint8_t value[1184U]) { 737| | /* Passing arrays by value in Rust generates a copy in C */ 738| 121| uint8_t copy_of_value[1184U]; 739| 121| memcpy(copy_of_value, value, (size_t)1184U * sizeof(uint8_t)); 740| 121| libcrux_ml_kem_types_MlKemPublicKey_30 lit; 741| 121| memcpy(lit.value, copy_of_value, (size_t)1184U * sizeof(uint8_t)); 742| 121| return lit; 743| 121|} sntrup761_keypair: 989| 27|{ 990| 27| int i; 991| | 992| 27| ZKeyGen (pk, sk, random_ctx, random); 993| 27| sk += SecretKeys_bytes; ------------------ | | 906| 27|#define SecretKeys_bytes (2*Small_bytes) | | ------------------ | | | | 799| 27|#define Small_bytes ((p+3)/4) | | | | ------------------ | | | | | | 236| 27|#define p 761 | | | | ------------------ | | ------------------ ------------------ 994| 31.2k| for (i = 0; i < PublicKeys_bytes; ++i) ------------------ | | 907| 31.2k|#define PublicKeys_bytes Rq_bytes | | ------------------ | | | | 239| 31.2k|#define Rq_bytes 1158 | | ------------------ ------------------ | Branch (994:15): [True: 31.2k, False: 27] ------------------ 995| 31.2k| *sk++ = pk[i]; 996| 27| random (random_ctx, Inputs_bytes, sk); ------------------ | | 903| 27|#define Inputs_bytes Small_bytes | | ------------------ | | | | 799| 27|#define Small_bytes ((p+3)/4) | | | | ------------------ | | | | | | 236| 27|#define p 761 | | | | ------------------ | | ------------------ ------------------ 997| 27| sk += Inputs_bytes; ------------------ | | 903| 27|#define Inputs_bytes Small_bytes | | ------------------ | | | | 799| 27|#define Small_bytes ((p+3)/4) | | | | ------------------ | | | | | | 236| 27|#define p 761 | | | | ------------------ | | ------------------ ------------------ 998| 27| Hash_prefix (sk, 4, pk, PublicKeys_bytes); ------------------ | | 907| 27|#define PublicKeys_bytes Rq_bytes | | ------------------ | | | | 239| 27|#define Rq_bytes 1158 | | ------------------ ------------------ 999| 27|} sntrup761.c:ZKeyGen: 913| 27|{ 914| 27| Fq h[p]; 915| 27| small f[p], v[p]; 916| | 917| 27| KeyGen (h, f, v, random_ctx, random); 918| 27| Rq_encode (pk, h); 919| 27| Small_encode (sk, f); 920| 27| sk += Small_bytes; ------------------ | | 799| 27|#define Small_bytes ((p+3)/4) | | ------------------ | | | | 236| 27|#define p 761 | | ------------------ ------------------ 921| 27| Small_encode (sk, v); 922| 27|} sntrup761.c:KeyGen: 749| 27|{ 750| 27| small g[p]; 751| 27| Fq finv[p]; 752| | 753| 27| for (;;) 754| 27| { 755| 27| Small_random (g, random_ctx, random); 756| 27| if (R3_recip (ginv, g) == 0) ------------------ | Branch (756:11): [True: 27, False: 0] ------------------ 757| 27| break; 758| 27| } 759| 27| Short_random (f, random_ctx, random); 760| 27| Rq_recip3 (finv, f); /* always works */ 761| 27| Rq_mult_small (h, finv, g); 762| 27|} sntrup761.c:Small_random: 736| 27|{ 737| 27| int i; 738| | 739| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (739:15): [True: 20.5k, False: 27] ------------------ 740| 20.5k| out[i] = (((urandom32 (random_ctx, random) & 0x3fffffff) * 3) >> 30) - 1; 741| 27|} sntrup761.c:urandom32: 711| 41.0k|{ 712| 41.0k| unsigned char c[4]; 713| 41.0k| uint32_t out[4]; 714| | 715| 41.0k| random (random_ctx, 4, c); 716| 41.0k| out[0] = (uint32_t) c[0]; 717| 41.0k| out[1] = ((uint32_t) c[1]) << 8; 718| 41.0k| out[2] = ((uint32_t) c[2]) << 16; 719| 41.0k| out[3] = ((uint32_t) c[3]) << 24; 720| 41.0k| return out[0] + out[1] + out[2] + out[3]; 721| 41.0k|} sntrup761.c:R3_recip: 491| 27|{ 492| 27| small f[p + 1], g[p + 1], v[p + 1], r[p + 1]; 493| 27| int i, loop, delta; 494| 27| int sign, swap, t; 495| | 496| 20.6k| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 20.6k|#define p 761 ------------------ | Branch (496:15): [True: 20.5k, False: 27] ------------------ 497| 20.5k| v[i] = 0; 498| 20.6k| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 20.6k|#define p 761 ------------------ | Branch (498:15): [True: 20.5k, False: 27] ------------------ 499| 20.5k| r[i] = 0; 500| 27| r[0] = 1; 501| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (501:15): [True: 20.5k, False: 27] ------------------ 502| 20.5k| f[i] = 0; 503| 27| f[0] = 1; 504| 27| f[p - 1] = f[p] = -1; ------------------ | | 236| 27|#define p 761 ------------------ f[p - 1] = f[p] = -1; ------------------ | | 236| 27|#define p 761 ------------------ 505| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (505:15): [True: 20.5k, False: 27] ------------------ 506| 20.5k| g[p - 1 - i] = in[i]; ------------------ | | 236| 20.5k|#define p 761 ------------------ 507| 27| g[p] = 0; ------------------ | | 236| 27|#define p 761 ------------------ 508| | 509| 27| delta = 1; 510| | 511| 41.0k| for (loop = 0; loop < 2 * p - 1; ++loop) ------------------ | | 236| 41.0k|#define p 761 ------------------ | Branch (511:18): [True: 41.0k, False: 27] ------------------ 512| 41.0k| { 513| 31.2M| for (i = p; i > 0; --i) ------------------ | | 236| 41.0k|#define p 761 ------------------ | Branch (513:19): [True: 31.2M, False: 41.0k] ------------------ 514| 31.2M| v[i] = v[i - 1]; 515| 41.0k| v[0] = 0; 516| | 517| 41.0k| sign = -g[0] * f[0]; 518| 41.0k| swap = int16_t_negative_mask (-delta) & int16_t_nonzero_mask (g[0]); 519| 41.0k| delta ^= swap & (delta ^ -delta); 520| 41.0k| delta += 1; 521| | 522| 31.3M| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 31.3M|#define p 761 ------------------ | Branch (522:19): [True: 31.2M, False: 41.0k] ------------------ 523| 31.2M| { 524| 31.2M| t = swap & (f[i] ^ g[i]); 525| 31.2M| f[i] ^= t; 526| 31.2M| g[i] ^= t; 527| 31.2M| t = swap & (v[i] ^ r[i]); 528| 31.2M| v[i] ^= t; 529| 31.2M| r[i] ^= t; 530| 31.2M| } 531| | 532| 31.3M| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 31.3M|#define p 761 ------------------ | Branch (532:19): [True: 31.2M, False: 41.0k] ------------------ 533| 31.2M| g[i] = F3_freeze (g[i] + sign * f[i]); 534| 31.3M| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 31.3M|#define p 761 ------------------ | Branch (534:19): [True: 31.2M, False: 41.0k] ------------------ 535| 31.2M| r[i] = F3_freeze (r[i] + sign * v[i]); 536| | 537| 31.2M| for (i = 0; i < p; ++i) ------------------ | | 236| 31.2M|#define p 761 ------------------ | Branch (537:19): [True: 31.2M, False: 41.0k] ------------------ 538| 31.2M| g[i] = g[i + 1]; 539| 41.0k| g[p] = 0; ------------------ | | 236| 41.0k|#define p 761 ------------------ 540| 41.0k| } 541| | 542| 27| sign = f[0]; 543| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (543:15): [True: 20.5k, False: 27] ------------------ 544| 20.5k| out[i] = sign * v[p - 1 - i]; ------------------ | | 236| 20.5k|#define p 761 ------------------ 545| | 546| 27| return int16_t_nonzero_mask (delta); 547| 27|} sntrup761.c:int16_t_negative_mask: 382| 82.1k|{ 383| 82.1k| uint16_t u = x; 384| 82.1k| u >>= 15; 385| 82.1k| return -(int) u; 386| | /* alternative with gcc -fwrapv: */ 387| | /* x>>15 compiles to CPU's arithmetic right shift */ 388| 82.1k|} sntrup761.c:int16_t_nonzero_mask: 371| 82.1k|{ 372| 82.1k| uint16_t u = x; /* 0, else 1...65535 */ 373| 82.1k| uint32_t v = u; /* 0, else 1...65535 */ 374| 82.1k| v = -v; /* 0, else 2^32-65535...2^32-1 */ 375| 82.1k| v >>= 31; /* 0, else 1 */ 376| 82.1k| return -v; /* 0, else -1 */ 377| 82.1k|} sntrup761.c:F3_freeze: 400| 62.5M|{ 401| 62.5M| return int32_mod_uint14 (x + 1, 3) - 1; 402| 62.5M|} sntrup761.c:int32_mod_uint14: 228| 141M|{ 229| 141M| int32_t q; 230| 141M| uint16_t r; 231| 141M| int32_divmod_uint14 (&q, &r, x, m); 232| 141M| return r; 233| 141M|} sntrup761.c:int32_divmod_uint14: 209| 141M|{ 210| 141M| uint32_t uq, uq2; 211| 141M| uint16_t ur, ur2; 212| 141M| uint32_t mask; 213| | 214| 141M| uint32_divmod_uint14 (&uq, &ur, 0x80000000 + (uint32_t) x, m); 215| 141M| uint32_divmod_uint14 (&uq2, &ur2, 0x80000000, m); 216| 141M| ur -= ur2; 217| 141M| uq -= uq2; 218| 141M| mask = -(uint32_t) (ur >> 15); 219| 141M| ur += mask & m; 220| 141M| uq += mask; 221| 141M| *r = ur; 222| 141M| *q = uq; 223| 141M|} sntrup761.c:uint32_divmod_uint14: 149| 282M|{ 150| 282M| uint32_t v = 0x80000000; 151| 282M| uint32_t qpart; 152| 282M| uint32_t mask; 153| | 154| 282M| v /= m; 155| | 156| | /* caller guarantees m > 0 */ 157| | /* caller guarantees m < 16384 */ 158| | /* vm <= 2^31 <= vm+m-1 */ 159| | /* xvm <= 2^31 x <= xvm+x(m-1) */ 160| | 161| 282M| *q = 0; 162| | 163| 282M| qpart = (x * (uint64_t) v) >> 31; 164| | /* 2^31 qpart <= xv <= 2^31 qpart + 2^31-1 */ 165| | /* 2^31 qpart m <= xvm <= 2^31 qpart m + (2^31-1)m */ 166| | /* 2^31 qpart m <= 2^31 x <= 2^31 qpart m + (2^31-1)m + x(m-1) */ 167| | /* 0 <= 2^31 newx <= (2^31-1)m + x(m-1) */ 168| | /* 0 <= newx <= (1-1/2^31)m + x(m-1)/2^31 */ 169| | /* 0 <= newx <= (1-1/2^31)(2^14-1) + (2^32-1)((2^14-1)-1)/2^31 */ 170| | 171| 282M| x -= qpart * m; 172| 282M| *q += qpart; 173| | /* x <= 49146 */ 174| | 175| 282M| qpart = (x * (uint64_t) v) >> 31; 176| | /* 0 <= newx <= (1-1/2^31)m + x(m-1)/2^31 */ 177| | /* 0 <= newx <= m + 49146(2^14-1)/2^31 */ 178| | /* 0 <= newx <= m + 0.4 */ 179| | /* 0 <= newx <= m */ 180| | 181| 282M| x -= qpart * m; 182| 282M| *q += qpart; 183| | /* x <= m */ 184| | 185| 282M| x -= m; 186| 282M| *q += 1; 187| 282M| mask = -(x >> 31); 188| 282M| x += mask & (uint32_t) m; 189| 282M| *q += mask; 190| | /* x < m */ 191| | 192| 282M| *r = x; 193| 282M|} sntrup761.c:Rq_recip3: 598| 27|{ 599| 27| Fq f[p + 1], g[p + 1], v[p + 1], r[p + 1]; 600| 27| int i, loop, delta; 601| 27| int swap, t; 602| 27| int32_t f0, g0; 603| 27| Fq scale; 604| | 605| 20.6k| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 20.6k|#define p 761 ------------------ | Branch (605:15): [True: 20.5k, False: 27] ------------------ 606| 20.5k| v[i] = 0; 607| 20.6k| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 20.6k|#define p 761 ------------------ | Branch (607:15): [True: 20.5k, False: 27] ------------------ 608| 20.5k| r[i] = 0; 609| 27| r[0] = Fq_recip (3); 610| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (610:15): [True: 20.5k, False: 27] ------------------ 611| 20.5k| f[i] = 0; 612| 27| f[0] = 1; 613| 27| f[p - 1] = f[p] = -1; ------------------ | | 236| 27|#define p 761 ------------------ f[p - 1] = f[p] = -1; ------------------ | | 236| 27|#define p 761 ------------------ 614| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (614:15): [True: 20.5k, False: 27] ------------------ 615| 20.5k| g[p - 1 - i] = in[i]; ------------------ | | 236| 20.5k|#define p 761 ------------------ 616| 27| g[p] = 0; ------------------ | | 236| 27|#define p 761 ------------------ 617| | 618| 27| delta = 1; 619| | 620| 41.0k| for (loop = 0; loop < 2 * p - 1; ++loop) ------------------ | | 236| 41.0k|#define p 761 ------------------ | Branch (620:18): [True: 41.0k, False: 27] ------------------ 621| 41.0k| { 622| 31.2M| for (i = p; i > 0; --i) ------------------ | | 236| 41.0k|#define p 761 ------------------ | Branch (622:19): [True: 31.2M, False: 41.0k] ------------------ 623| 31.2M| v[i] = v[i - 1]; 624| 41.0k| v[0] = 0; 625| | 626| 41.0k| swap = int16_t_negative_mask (-delta) & int16_t_nonzero_mask (g[0]); 627| 41.0k| delta ^= swap & (delta ^ -delta); 628| 41.0k| delta += 1; 629| | 630| 31.3M| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 31.3M|#define p 761 ------------------ | Branch (630:19): [True: 31.2M, False: 41.0k] ------------------ 631| 31.2M| { 632| 31.2M| t = swap & (f[i] ^ g[i]); 633| 31.2M| f[i] ^= t; 634| 31.2M| g[i] ^= t; 635| 31.2M| t = swap & (v[i] ^ r[i]); 636| 31.2M| v[i] ^= t; 637| 31.2M| r[i] ^= t; 638| 31.2M| } 639| | 640| 41.0k| f0 = f[0]; 641| 41.0k| g0 = g[0]; 642| 31.3M| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 31.3M|#define p 761 ------------------ | Branch (642:19): [True: 31.2M, False: 41.0k] ------------------ 643| 31.2M| g[i] = Fq_freeze (f0 * g[i] - g0 * f[i]); 644| 31.3M| for (i = 0; i < p + 1; ++i) ------------------ | | 236| 31.3M|#define p 761 ------------------ | Branch (644:19): [True: 31.2M, False: 41.0k] ------------------ 645| 31.2M| r[i] = Fq_freeze (f0 * r[i] - g0 * v[i]); 646| | 647| 31.2M| for (i = 0; i < p; ++i) ------------------ | | 236| 31.2M|#define p 761 ------------------ | Branch (647:19): [True: 31.2M, False: 41.0k] ------------------ 648| 31.2M| g[i] = g[i + 1]; 649| 41.0k| g[p] = 0; ------------------ | | 236| 41.0k|#define p 761 ------------------ 650| 41.0k| } 651| | 652| 27| scale = Fq_recip (f[0]); 653| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (653:15): [True: 20.5k, False: 27] ------------------ 654| 20.5k| out[i] = Fq_freeze (scale * (int32_t) v[p - 1 - i]); ------------------ | | 236| 20.5k|#define p 761 ------------------ 655| | 656| 27| return int16_t_nonzero_mask (delta); 657| 27|} sntrup761.c:Fq_recip: 420| 54|{ 421| 54| int i = 1; 422| 54| Fq ai = a1; 423| | 424| 247k| while (i < q - 2) ------------------ | | 237| 247k|#define q 4591 ------------------ | Branch (424:10): [True: 247k, False: 54] ------------------ 425| 247k| { 426| 247k| ai = Fq_freeze (a1 * (int32_t) ai); 427| 247k| i += 1; 428| 247k| } 429| 54| return ai; 430| 54|} sntrup761.c:Fq_freeze: 414| 78.5M|{ 415| 78.5M| return int32_mod_uint14 (x + q12, q) - q12; ------------------ | | 406| 78.5M|#define q12 ((q-1)/2) | | ------------------ | | | | 237| 78.5M|#define q 4591 | | ------------------ ------------------ return int32_mod_uint14 (x + q12, q) - q12; ------------------ | | 237| 78.5M|#define q 4591 ------------------ return int32_mod_uint14 (x + q12, q) - q12; ------------------ | | 406| 78.5M|#define q12 ((q-1)/2) | | ------------------ | | | | 237| 78.5M|#define q 4591 | | ------------------ ------------------ 416| 78.5M|} sntrup761.c:Rq_mult_small: 554| 27|{ 555| 27| Fq fg[p + p - 1]; 556| 27| Fq result; 557| 27| int i, j; 558| | 559| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (559:15): [True: 20.5k, False: 27] ------------------ 560| 20.5k| { 561| 20.5k| result = 0; 562| 7.84M| for (j = 0; j <= i; ++j) ------------------ | Branch (562:19): [True: 7.82M, False: 20.5k] ------------------ 563| 7.82M| result = Fq_freeze (result + f[j] * (int32_t) g[i - j]); 564| 20.5k| fg[i] = result; 565| 20.5k| } 566| 20.5k| for (i = p; i < p + p - 1; ++i) ------------------ | | 236| 27|#define p 761 ------------------ for (i = p; i < p + p - 1; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ for (i = p; i < p + p - 1; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (566:15): [True: 20.5k, False: 27] ------------------ 567| 20.5k| { 568| 20.5k| result = 0; 569| 7.82M| for (j = i - p + 1; j < p; ++j) ------------------ | | 236| 20.5k|#define p 761 ------------------ for (j = i - p + 1; j < p; ++j) ------------------ | | 236| 7.82M|#define p 761 ------------------ | Branch (569:27): [True: 7.80M, False: 20.5k] ------------------ 570| 7.80M| result = Fq_freeze (result + f[j] * (int32_t) g[i - j]); 571| 20.5k| fg[i] = result; 572| 20.5k| } 573| | 574| 20.5k| for (i = p + p - 2; i >= p; --i) ------------------ | | 236| 27|#define p 761 ------------------ for (i = p + p - 2; i >= p; --i) ------------------ | | 236| 27|#define p 761 ------------------ for (i = p + p - 2; i >= p; --i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (574:23): [True: 20.5k, False: 27] ------------------ 575| 20.5k| { 576| 20.5k| fg[i - p] = Fq_freeze (fg[i - p] + fg[i]); ------------------ | | 236| 20.5k|#define p 761 ------------------ fg[i - p] = Fq_freeze (fg[i - p] + fg[i]); ------------------ | | 236| 20.5k|#define p 761 ------------------ 577| 20.5k| fg[i - p + 1] = Fq_freeze (fg[i - p + 1] + fg[i]); ------------------ | | 236| 20.5k|#define p 761 ------------------ fg[i - p + 1] = Fq_freeze (fg[i - p + 1] + fg[i]); ------------------ | | 236| 20.5k|#define p 761 ------------------ 578| 20.5k| } 579| | 580| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (580:15): [True: 20.5k, False: 27] ------------------ 581| 20.5k| h[i] = fg[i]; 582| 27|} sntrup761.c:Rq_encode: 846| 27|{ 847| 27| uint16_t R[p], M[p]; 848| 27| int i; 849| | 850| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (850:15): [True: 20.5k, False: 27] ------------------ 851| 20.5k| R[i] = r[i] + q12; ------------------ | | 406| 20.5k|#define q12 ((q-1)/2) | | ------------------ | | | | 237| 20.5k|#define q 4591 | | ------------------ ------------------ 852| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (852:15): [True: 20.5k, False: 27] ------------------ 853| 20.5k| M[i] = q; ------------------ | | 237| 20.5k|#define q 4591 ------------------ 854| 27| Encode (s, R, M, p); ------------------ | | 236| 27|#define p 761 ------------------ 855| 27|} sntrup761.c:Encode: 324| 297|{ 325| 297| if (len == 1) ------------------ | Branch (325:7): [True: 27, False: 270] ------------------ 326| 27| { 327| 27| uint16_t r = R[0]; 328| 27| uint16_t m = M[0]; 329| 81| while (m > 1) ------------------ | Branch (329:14): [True: 54, False: 27] ------------------ 330| 54| { 331| 54| *out++ = r; 332| 54| r >>= 8; 333| 54| m = (m + 255) >> 8; 334| 54| } 335| 27| } 336| 297| if (len > 1) ------------------ | Branch (336:7): [True: 270, False: 27] ------------------ 337| 270| { 338| 270| uint16_t R2[(MAX_LEN + 1) / 2]; 339| 270| uint16_t M2[(MAX_LEN + 1) / 2]; 340| 270| long long i; 341| 20.7k| for (i = 0; i < len - 1; i += 2) ------------------ | Branch (341:19): [True: 20.5k, False: 270] ------------------ 342| 20.5k| { 343| 20.5k| uint32_t m0 = M[i]; 344| 20.5k| uint32_t r = R[i] + R[i + 1] * m0; 345| 20.5k| uint32_t m = M[i + 1] * m0; 346| 51.7k| while (m >= 16384) ------------------ | Branch (346:11): [True: 31.2k, False: 20.5k] ------------------ 347| 31.2k| { 348| 31.2k| *out++ = r; 349| 31.2k| r >>= 8; 350| 31.2k| m = (m + 255) >> 8; 351| 31.2k| } 352| 20.5k| R2[i / 2] = r; 353| 20.5k| M2[i / 2] = m; 354| 20.5k| } 355| 270| if (i < len) ------------------ | Branch (355:11): [True: 108, False: 162] ------------------ 356| 108| { 357| 108| R2[i / 2] = R[i]; 358| 108| M2[i / 2] = M[i]; 359| 108| } 360| 270| Encode (out, R2, M2, (len + 1) / 2); 361| 270| } 362| 297|} sntrup761.c:Small_encode: 805| 54|{ 806| 54| small x; 807| 54| int i; 808| | 809| 10.3k| for (i = 0; i < p / 4; ++i) ------------------ | | 236| 10.3k|#define p 761 ------------------ | Branch (809:15): [True: 10.2k, False: 54] ------------------ 810| 10.2k| { 811| 10.2k| x = *f++ + 1; 812| 10.2k| x += (*f++ + 1) << 2; 813| 10.2k| x += (*f++ + 1) << 4; 814| 10.2k| x += (*f++ + 1) << 6; 815| 10.2k| *s++ = x; 816| 10.2k| } 817| 54| x = *f++ + 1; 818| 54| *s++ = x; 819| 54|} sntrup761.c:Hash_prefix: 693| 27|{ 694| 27|#define MAX_X_LEN 1158 695| 27| unsigned char x[MAX_X_LEN + 1]; 696| 27| unsigned char h[64]; 697| 27| int i; 698| | 699| 27| x[0] = b; 700| 31.2k| for (i = 0; i < inlen; ++i) ------------------ | Branch (700:15): [True: 31.2k, False: 27] ------------------ 701| 31.2k| x[i + 1] = in[i]; 702| 27| sha512 (x, inlen + 1, h); 703| 891| for (i = 0; i < 32; ++i) ------------------ | Branch (703:15): [True: 864, False: 27] ------------------ 704| 864| out[i] = h[i]; 705| 27|} sntrup761.c:Short_random: 725| 27|{ 726| 27| uint32_t L[p]; 727| 27| int i; 728| | 729| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (729:15): [True: 20.5k, False: 27] ------------------ 730| 20.5k| L[i] = urandom32 (random_ctx, random); 731| 27| Short_fromlist (out, L); 732| 27|} sntrup761.c:Short_fromlist: 673| 27|{ 674| 27| uint32_t L[p]; 675| 27| int i; 676| | 677| 7.74k| for (i = 0; i < w; ++i) ------------------ | | 240| 7.74k|#define w 286 ------------------ | Branch (677:15): [True: 7.72k, False: 27] ------------------ 678| 7.72k| L[i] = in[i] & (uint32_t) - 2; 679| 12.8k| for (i = w; i < p; ++i) ------------------ | | 240| 27|#define w 286 ------------------ for (i = w; i < p; ++i) ------------------ | | 236| 12.8k|#define p 761 ------------------ | Branch (679:15): [True: 12.8k, False: 27] ------------------ 680| 12.8k| L[i] = (in[i] & (uint32_t) - 3) | 1; 681| 27| crypto_sort_uint32 (L, p); ------------------ | | 236| 27|#define p 761 ------------------ 682| 20.5k| for (i = 0; i < p; ++i) ------------------ | | 236| 20.5k|#define p 761 ------------------ | Branch (682:15): [True: 20.5k, False: 27] ------------------ 683| 20.5k| out[i] = (L[i] & 3) - 1; 684| 27|} sntrup761.c:crypto_sort_uint32: 126| 27|{ 127| 27| uint32_t *x = array; 128| 27| long long j; 129| 20.5k| for (j = 0; j < n; ++j) ------------------ | Branch (129:15): [True: 20.5k, False: 27] ------------------ 130| 20.5k| x[j] ^= 0x80000000; 131| 27| crypto_sort_int32 (array, n); 132| 20.5k| for (j = 0; j < n; ++j) ------------------ | Branch (132:15): [True: 20.5k, False: 27] ------------------ 133| 20.5k| x[j] ^= 0x80000000; 134| 27|} sntrup761.c:crypto_sort_int32: 49| 27|{ 50| 27| long long top, p, q, r, i, j; 51| 27| int32_t *x = array; 52| | 53| 27| if (n < 2) ------------------ | Branch (53:7): [True: 0, False: 27] ------------------ 54| 0| return; 55| 27| top = 1; 56| 270| while (top < n - top) ------------------ | Branch (56:10): [True: 243, False: 27] ------------------ 57| 243| top += top; 58| | 59| 297| for (p = top; p >= 1; p >>= 1) ------------------ | Branch (59:17): [True: 270, False: 27] ------------------ 60| 270| { 61| 270| i = 0; 62| 20.6k| while (i + 2 * p <= n) ------------------ | Branch (62:14): [True: 20.3k, False: 270] ------------------ 63| 20.3k| { 64| 103k| for (j = i; j < i + p; ++j) ------------------ | Branch (64:16): [True: 82.8k, False: 20.3k] ------------------ 65| 82.8k| int32_MINMAX (x[j], x[j + p]); ------------------ | | 35| 82.8k|#define int32_MINMAX(a,b) \ | | 36| 82.8k|do { \ | | 37| 82.8k| int64_t ab = (int64_t)b ^ (int64_t)a; \ | | 38| 82.8k| int64_t c = (int64_t)b - (int64_t)a; \ | | 39| 82.8k| c ^= ab & (c ^ b); \ | | 40| 82.8k| c >>= 31; \ | | 41| 82.8k| c &= ab; \ | | 42| 82.8k| a ^= c; \ | | 43| 82.8k| b ^= c; \ | | 44| 82.8k|} while(0) | | ------------------ | | | Branch (44:9): [Folded, False: 82.8k] | | ------------------ ------------------ 66| 20.3k| i += 2 * p; 67| 20.3k| } 68| 12.7k| for (j = i; j < n - p; ++j) ------------------ | Branch (68:19): [True: 12.4k, False: 270] ------------------ 69| 12.4k| int32_MINMAX (x[j], x[j + p]); ------------------ | | 35| 12.4k|#define int32_MINMAX(a,b) \ | | 36| 12.4k|do { \ | | 37| 12.4k| int64_t ab = (int64_t)b ^ (int64_t)a; \ | | 38| 12.4k| int64_t c = (int64_t)b - (int64_t)a; \ | | 39| 12.4k| c ^= ab & (c ^ b); \ | | 40| 12.4k| c >>= 31; \ | | 41| 12.4k| c &= ab; \ | | 42| 12.4k| a ^= c; \ | | 43| 12.4k| b ^= c; \ | | 44| 12.4k|} while(0) | | ------------------ | | | Branch (44:9): [Folded, False: 12.4k] | | ------------------ ------------------ 70| | 71| 270| i = 0; 72| 270| j = 0; 73| 1.48k| for (q = top; q > p; q >>= 1) ------------------ | Branch (73:21): [True: 1.21k, False: 270] ------------------ 74| 1.21k| { 75| 1.21k| if (j != i) ------------------ | Branch (75:8): [True: 351, False: 864] ------------------ 76| 351| for (;;) 77| 675| { 78| 675| int32_t a; 79| 675| if (j == n - q) ------------------ | Branch (79:7): [True: 0, False: 675] ------------------ 80| 0| goto done; 81| 675| a = x[j + p]; 82| 3.13k| for (r = q; r > p; r >>= 1) ------------------ | Branch (82:15): [True: 2.45k, False: 675] ------------------ 83| 2.45k| int32_MINMAX (a, x[j + r]); ------------------ | | 35| 3.13k|#define int32_MINMAX(a,b) \ | | 36| 3.13k|do { \ | | 37| 2.45k| int64_t ab = (int64_t)b ^ (int64_t)a; \ | | 38| 2.45k| int64_t c = (int64_t)b - (int64_t)a; \ | | 39| 2.45k| c ^= ab & (c ^ b); \ | | 40| 2.45k| c >>= 31; \ | | 41| 2.45k| c &= ab; \ | | 42| 2.45k| a ^= c; \ | | 43| 2.45k| b ^= c; \ | | 44| 2.45k|} while(0) | | ------------------ | | | Branch (44:9): [Folded, False: 2.45k] | | ------------------ ------------------ 84| 675| x[j + p] = a; 85| 675| ++j; 86| 675| if (j == i + p) ------------------ | Branch (86:7): [True: 351, False: 324] ------------------ 87| 351| { 88| 351| i += 2 * p; 89| 351| break; 90| 351| } 91| 675| } 92| 21.1k| while (i + p <= n - q) ------------------ | Branch (92:11): [True: 19.9k, False: 1.21k] ------------------ 93| 19.9k| { 94| 94.6k| for (j = i; j < i + p; ++j) ------------------ | Branch (94:20): [True: 74.7k, False: 19.9k] ------------------ 95| 74.7k| { 96| 74.7k| int32_t a = x[j + p]; 97| 421k| for (r = q; r > p; r >>= 1) ------------------ | Branch (97:17): [True: 346k, False: 74.7k] ------------------ 98| 346k| int32_MINMAX (a, x[j + r]); ------------------ | | 35| 346k|#define int32_MINMAX(a,b) \ | | 36| 346k|do { \ | | 37| 346k| int64_t ab = (int64_t)b ^ (int64_t)a; \ | | 38| 346k| int64_t c = (int64_t)b - (int64_t)a; \ | | 39| 346k| c ^= ab & (c ^ b); \ | | 40| 346k| c >>= 31; \ | | 41| 346k| c &= ab; \ | | 42| 346k| a ^= c; \ | | 43| 346k| b ^= c; \ | | 44| 346k|} while(0) | | ------------------ | | | Branch (44:9): [Folded, False: 346k] | | ------------------ ------------------ 99| 74.7k| x[j + p] = a; 100| 74.7k| } 101| 19.9k| i += 2 * p; 102| 19.9k| } 103| | /* now i + p > n - q */ 104| 1.21k| j = i; 105| 8.34k| while (j < n - q) ------------------ | Branch (105:11): [True: 7.12k, False: 1.21k] ------------------ 106| 7.12k| { 107| 7.12k| int32_t a = x[j + p]; 108| 15.5k| for (r = q; r > p; r >>= 1) ------------------ | Branch (108:20): [True: 8.45k, False: 7.12k] ------------------ 109| 8.45k| int32_MINMAX (a, x[j + r]); ------------------ | | 35| 8.45k|#define int32_MINMAX(a,b) \ | | 36| 8.45k|do { \ | | 37| 8.45k| int64_t ab = (int64_t)b ^ (int64_t)a; \ | | 38| 8.45k| int64_t c = (int64_t)b - (int64_t)a; \ | | 39| 8.45k| c ^= ab & (c ^ b); \ | | 40| 8.45k| c >>= 31; \ | | 41| 8.45k| c &= ab; \ | | 42| 8.45k| a ^= c; \ | | 43| 8.45k| b ^= c; \ | | 44| 8.45k|} while(0) | | ------------------ | | | Branch (44:9): [Folded, False: 8.45k] | | ------------------ ------------------ 110| 7.12k| x[j + p] = a; 111| 7.12k| ++j; 112| 7.12k| } 113| | 114| 1.21k| done:; 115| 1.21k| } 116| 270| } 117| 27|} ssh_get_random: 48| 46.8k|{ 49| |#ifdef HAVE_OPENSSL_RAND_PRIV_BYTES 50| | if (strong) { 51| | /* Returns -1 when not supported, 0 on error, 1 on success */ 52| | return !!RAND_priv_bytes(where, len); 53| | } 54| |#else 55| 46.8k| (void)strong; 56| 46.8k|#endif /* HAVE_RAND_PRIV_BYTES */ 57| | 58| | /* Returns -1 when not supported, 0 on error, 1 on success */ 59| 46.8k| return !!RAND_bytes(where, len); 60| 46.8k|} compress_cleanup: 268| 1.30k|{ 269| 1.30k| if (crypto->compress_out_ctx) { ------------------ | Branch (269:9): [True: 0, False: 1.30k] ------------------ 270| 0| deflateEnd(crypto->compress_out_ctx); 271| 0| } 272| 1.30k| SAFE_FREE(crypto->compress_out_ctx); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 1.30k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 273| | 274| 1.30k| if (crypto->compress_in_ctx) { ------------------ | Branch (274:9): [True: 0, False: 1.30k] ------------------ 275| 0| inflateEnd(crypto->compress_in_ctx); 276| 0| } 277| | SAFE_FREE(crypto->compress_in_ctx); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 1.30k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 278| 1.30k|} ssh_client_hybrid_mlkem_init: 201| 121|{ 202| 121| struct ssh_crypto_struct *crypto = session->next_crypto; 203| 121| ssh_buffer client_init_buffer = NULL; 204| 121| int rc, ret = SSH_ERROR; ------------------ | | 317| 121|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 205| | 206| 121| SSH_LOG(SSH_LOG_TRACE, "Initializing hybrid ML-KEM key exchange"); ------------------ | | 281| 121| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 207| | 208| | /* Prepare a buffer to concatenate ML-KEM + ECDH public keys */ 209| 121| client_init_buffer = ssh_buffer_new(); 210| 121| if (client_init_buffer == NULL) { ------------------ | Branch (210:9): [True: 0, False: 121] ------------------ 211| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 212| 0| goto cleanup; 213| 0| } 214| | 215| | /* Generate an ML-KEM keypair */ 216| 121| rc = ssh_mlkem_init(session); 217| 121| if (rc != SSH_OK) { ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ | Branch (217:9): [True: 0, False: 121] ------------------ 218| 0| ssh_set_error(session, SSH_FATAL, "Failed to generate an ML-KEM keypair"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 219| 0| goto cleanup; 220| 0| } 221| | 222| |#ifdef DEBUG_CRYPTO 223| | ssh_log_hexdump("ML-KEM client pubkey", 224| | ssh_string_data(crypto->mlkem_client_pubkey), 225| | ssh_string_len(crypto->mlkem_client_pubkey)); 226| |#endif 227| | 228| | /* Generate an ECDH keypair and concatenate the public keys */ 229| 121| switch (crypto->kex_type) { 230| 4| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (230:5): [True: 4, False: 117] ------------------ 231| 4| rc = ssh_curve25519_init(session); 232| 4| if (rc != SSH_OK) { ------------------ | | 316| 4|#define SSH_OK 0 /* No error */ ------------------ | Branch (232:13): [True: 0, False: 4] ------------------ 233| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 234| 0| SSH_FATAL, 235| 0| "Failed to generate a Curve25519 ECDH keypair"); 236| 0| goto cleanup; 237| 0| } 238| |#ifdef DEBUG_CRYPTO 239| | ssh_log_hexdump("Curve25519 client pubkey", 240| | crypto->curve25519_client_pubkey, 241| | CURVE25519_PUBKEY_SIZE); 242| |#endif 243| 4| rc = ssh_buffer_pack(client_init_buffer, ------------------ | | 50| 4| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 4| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 4| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 4|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 4| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 4| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 4|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 244| 4| "PP", 245| 4| ssh_string_len(crypto->mlkem_client_pubkey), 246| 4| ssh_string_data(crypto->mlkem_client_pubkey), 247| 4| (size_t)CURVE25519_PUBKEY_SIZE, 248| 4| crypto->curve25519_client_pubkey); 249| 4| break; 250| 117| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (250:5): [True: 117, False: 4] ------------------ 251| |#ifdef HAVE_MLKEM1024 252| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 253| |#endif 254| 117| rc = ssh_ecdh_init(session); 255| 117| if (rc != SSH_OK) { ------------------ | | 316| 117|#define SSH_OK 0 /* No error */ ------------------ | Branch (255:13): [True: 0, False: 117] ------------------ 256| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 257| 0| SSH_FATAL, 258| 0| "Failed to generate a NIST-curve ECDH keypair"); 259| 0| goto cleanup; 260| 0| } 261| |#ifdef DEBUG_CRYPTO 262| | ssh_log_hexdump("ECDH client pubkey", 263| | ssh_string_data(crypto->ecdh_client_pubkey), 264| | ssh_string_len(crypto->ecdh_client_pubkey)); 265| |#endif 266| 117| rc = ssh_buffer_pack(client_init_buffer, ------------------ | | 50| 117| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 117| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 117| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 117|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 117| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 117| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 117|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 267| 117| "PP", 268| 117| ssh_string_len(crypto->mlkem_client_pubkey), 269| 117| ssh_string_data(crypto->mlkem_client_pubkey), 270| 117| ssh_string_len(crypto->ecdh_client_pubkey), 271| 117| ssh_string_data(crypto->ecdh_client_pubkey)); 272| | 273| 117| break; 274| 0| default: ------------------ | Branch (274:5): [True: 0, False: 121] ------------------ 275| 0| ssh_set_error(session, SSH_FATAL, "Unsupported KEX type"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 276| 0| goto cleanup; 277| 121| } 278| 121| if (rc != SSH_OK) { ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ | Branch (278:9): [True: 0, False: 121] ------------------ 279| 0| ssh_set_error(session, SSH_FATAL, "Failed to construct client init buffer"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 280| 0| goto cleanup; 281| 0| } 282| | 283| | /* Convert the client init buffer to an SSH string */ 284| 121| ssh_string_free(crypto->hybrid_client_init); 285| 121| crypto->hybrid_client_init = ssh_string_new(ssh_buffer_get_len(client_init_buffer)); 286| 121| if (crypto->hybrid_client_init == NULL) { ------------------ | Branch (286:9): [True: 0, False: 121] ------------------ 287| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 288| 0| goto cleanup; 289| 0| } 290| | 291| 121| rc = ssh_string_fill(crypto->hybrid_client_init, 292| 121| ssh_buffer_get(client_init_buffer), 293| 121| ssh_buffer_get_len(client_init_buffer)); 294| 121| if (rc != SSH_OK) { ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ | Branch (294:9): [True: 0, False: 121] ------------------ 295| 0| ssh_set_error(session, SSH_FATAL, "Failed to convert client init to string"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 296| 0| goto cleanup; 297| 0| } 298| | 299| 121| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 121| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 121| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 121| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 121|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 121| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 121| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 121|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 300| 121| "bS", 301| 121| SSH2_MSG_KEX_HYBRID_INIT, 302| 121| crypto->hybrid_client_init); 303| 121| if (rc != SSH_OK) { ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ | Branch (303:9): [True: 0, False: 121] ------------------ 304| 0| ssh_set_error(session, SSH_FATAL, "Failed to construct SSH_MSG_KEX_HYBRID_INIT"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 305| 0| goto cleanup; 306| 0| } 307| | 308| 121| ssh_packet_set_callbacks(session, &ssh_hybrid_mlkem_client_callbacks); 309| 121| session->dh_handshake_state = DH_STATE_INIT_SENT; 310| | 311| 121| rc = ssh_packet_send(session); 312| 121| if (rc != SSH_OK) { ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ | Branch (312:9): [True: 0, False: 121] ------------------ 313| 0| ssh_set_error(session, SSH_FATAL, "Failed to send SSH_MSG_KEX_HYBRID_INIT"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 314| 0| goto cleanup; 315| 0| } 316| | 317| 121| ret = SSH_OK; ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ 318| | 319| 121|cleanup: 320| 121| ssh_buffer_free(client_init_buffer); 321| 121| return ret; 322| 121|} ssh_client_hybrid_mlkem_remove_callbacks: 531| 85|{ 532| 85| ssh_packet_remove_callbacks(session, &ssh_hybrid_mlkem_client_callbacks); 533| 85|} hybrid_mlkem.c:ssh_packet_client_hybrid_mlkem_reply: 325| 85|{ 326| 85| struct ssh_crypto_struct *crypto = session->next_crypto; 327| 85| const struct mlkem_type_info *mlkem_info = NULL; 328| 85| ssh_string pubkey_blob = NULL; 329| 85| ssh_string signature = NULL; 330| 85| ssh_mlkem_shared_secret mlkem_shared_secret; 331| 85| ssh_string ecdh_shared_secret = NULL; 332| 85| ssh_buffer server_reply_buffer = NULL; 333| 85| size_t read_len; 334| 85| size_t ecdh_server_pubkey_size; 335| 85| int rc; 336| 85| (void)type; 337| 85| (void)user; 338| | 339| 85| SSH_LOG(SSH_LOG_TRACE, "Received ML-KEM hybrid server reply"); ------------------ | | 281| 85| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 340| | 341| 85| ssh_client_hybrid_mlkem_remove_callbacks(session); 342| | 343| 85| mlkem_info = kex_type_to_mlkem_info(crypto->kex_type); 344| 85| if (mlkem_info == NULL) { ------------------ | Branch (344:9): [True: 0, False: 85] ------------------ 345| 0| ssh_set_error(session, SSH_FATAL, "Unknown ML-KEM type"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 346| 0| session->session_state = SSH_SESSION_STATE_ERROR; 347| 0| goto cleanup; 348| 0| } 349| | 350| 85| pubkey_blob = ssh_buffer_get_ssh_string(packet); 351| 85| if (pubkey_blob == NULL) { ------------------ | Branch (351:9): [True: 2, False: 83] ------------------ 352| 2| ssh_set_error(session, SSH_FATAL, "No public key in packet"); ------------------ | | 311| 2| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 353| 2| session->session_state = SSH_SESSION_STATE_ERROR; 354| 2| goto cleanup; 355| 2| } 356| | 357| 83| rc = ssh_dh_import_next_pubkey_blob(session, pubkey_blob); 358| 83| if (rc != SSH_OK) { ------------------ | | 316| 83|#define SSH_OK 0 /* No error */ ------------------ | Branch (358:9): [True: 79, False: 4] ------------------ 359| 79| ssh_set_error(session, SSH_FATAL, "Failed to import public key"); ------------------ | | 311| 79| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 360| 79| session->session_state = SSH_SESSION_STATE_ERROR; 361| 79| goto cleanup; 362| 79| } 363| | 364| | /* Get server reply containing ML-KEM ciphertext + ECDH public key */ 365| 4| ssh_string_free(crypto->hybrid_server_reply); 366| 4| crypto->hybrid_server_reply = ssh_buffer_get_ssh_string(packet); 367| 4| if (crypto->hybrid_server_reply == NULL) { ------------------ | Branch (367:9): [True: 3, False: 1] ------------------ 368| 3| ssh_set_error(session, SSH_FATAL, "No server reply in packet"); ------------------ | | 311| 3| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 369| 3| session->session_state = SSH_SESSION_STATE_ERROR; 370| 3| goto cleanup; 371| 3| } 372| | 373| 1| server_reply_buffer = ssh_buffer_new(); 374| 1| if (server_reply_buffer == NULL) { ------------------ | Branch (374:9): [True: 0, False: 1] ------------------ 375| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 376| 0| session->session_state = SSH_SESSION_STATE_ERROR; 377| 0| goto cleanup; 378| 0| } 379| | 380| 1| rc = ssh_buffer_add_data(server_reply_buffer, 381| 1| ssh_string_data(crypto->hybrid_server_reply), 382| 1| ssh_string_len(crypto->hybrid_server_reply)); 383| 1| if (rc != SSH_OK) { ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ | Branch (383:9): [True: 0, False: 1] ------------------ 384| 0| ssh_set_error(session, SSH_FATAL, "Failed to pack server reply to a buffer"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 385| 0| session->session_state = SSH_SESSION_STATE_ERROR; 386| 0| goto cleanup; 387| 0| } 388| | 389| | /* Store ML-KEM ciphertext for decapsulation and sessionid calculation */ 390| 1| ssh_string_free(crypto->mlkem_ciphertext); 391| 1| crypto->mlkem_ciphertext = ssh_string_new(mlkem_info->ciphertext_size); 392| 1| if (crypto->mlkem_ciphertext == NULL) { ------------------ | Branch (392:9): [True: 0, False: 1] ------------------ 393| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 394| 0| session->session_state = SSH_SESSION_STATE_ERROR; 395| 0| goto cleanup; 396| 0| } 397| | 398| 1| read_len = ssh_buffer_get_data(server_reply_buffer, 399| 1| ssh_string_data(crypto->mlkem_ciphertext), 400| 1| mlkem_info->ciphertext_size); 401| 1| if (read_len != mlkem_info->ciphertext_size) { ------------------ | Branch (401:9): [True: 1, False: 0] ------------------ 402| 1| ssh_set_error(session, ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 403| 1| SSH_FATAL, 404| 1| "Could not read ML-KEM ciphertext from " 405| 1| "the server reply buffer, buffer too short"); 406| 1| session->session_state = SSH_SESSION_STATE_ERROR; 407| 1| goto cleanup; 408| 1| } 409| | 410| |#ifdef DEBUG_CRYPTO 411| | ssh_log_hexdump("ML-KEM ciphertext", 412| | ssh_string_data(crypto->mlkem_ciphertext), 413| | ssh_string_len(crypto->mlkem_ciphertext)); 414| |#endif 415| | 416| | /* Extract server ECDH public key */ 417| 0| switch (crypto->kex_type) { 418| 0| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (418:5): [True: 0, False: 0] ------------------ 419| 0| read_len = ssh_buffer_get_data(server_reply_buffer, 420| 0| crypto->curve25519_server_pubkey, 421| 0| CURVE25519_PUBKEY_SIZE); ------------------ | | 40| 0|#define CURVE25519_PUBKEY_SIZE 32 ------------------ 422| 0| if (read_len != CURVE25519_PUBKEY_SIZE) { ------------------ | | 40| 0|#define CURVE25519_PUBKEY_SIZE 32 ------------------ | Branch (422:13): [True: 0, False: 0] ------------------ 423| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 424| 0| SSH_FATAL, 425| 0| "Could not read Curve25519 pubkey from " 426| 0| "the server reply buffer, buffer too short"); 427| 0| session->session_state = SSH_SESSION_STATE_ERROR; 428| 0| goto cleanup; 429| 0| } 430| 0| if (ssh_buffer_get_len(server_reply_buffer) > 0) { ------------------ | Branch (430:13): [True: 0, False: 0] ------------------ 431| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 432| 0| SSH_FATAL, 433| 0| "Unrecognized data in the server reply buffer"); 434| 0| session->session_state = SSH_SESSION_STATE_ERROR; 435| 0| goto cleanup; 436| 0| } 437| |#ifdef DEBUG_CRYPTO 438| | ssh_log_hexdump("Curve25519 server pubkey", 439| | crypto->curve25519_server_pubkey, 440| | CURVE25519_PUBKEY_SIZE); 441| |#endif 442| 0| break; 443| 0| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (443:5): [True: 0, False: 0] ------------------ 444| |#ifdef HAVE_MLKEM1024 445| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 446| |#endif 447| 0| ecdh_server_pubkey_size = ssh_buffer_get_len(server_reply_buffer); 448| 0| ssh_string_free(crypto->ecdh_server_pubkey); 449| 0| crypto->ecdh_server_pubkey = ssh_string_new(ecdh_server_pubkey_size); 450| 0| if (crypto->ecdh_server_pubkey == NULL) { ------------------ | Branch (450:13): [True: 0, False: 0] ------------------ 451| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 452| 0| session->session_state = SSH_SESSION_STATE_ERROR; 453| 0| goto cleanup; 454| 0| } 455| 0| ssh_buffer_get_data(server_reply_buffer, 456| 0| ssh_string_data(crypto->ecdh_server_pubkey), 457| 0| ecdh_server_pubkey_size); 458| |#ifdef DEBUG_CRYPTO 459| | ssh_log_hexdump("ECDH server pubkey", 460| | ssh_string_data(crypto->ecdh_server_pubkey), 461| | ssh_string_len(crypto->ecdh_server_pubkey)); 462| |#endif 463| 0| break; 464| 0| default: ------------------ | Branch (464:5): [True: 0, False: 0] ------------------ 465| 0| ssh_set_error(session, SSH_FATAL, "Unsupported KEX type"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 466| 0| goto cleanup; 467| 0| } 468| | 469| | /* Decapsulate ML-KEM shared secret */ 470| 0| rc = ssh_mlkem_decapsulate(session, mlkem_shared_secret); 471| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (471:9): [True: 0, False: 0] ------------------ 472| 0| ssh_set_error(session, SSH_FATAL, "ML-KEM decapsulation failed"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 473| 0| session->session_state = SSH_SESSION_STATE_ERROR; 474| 0| goto cleanup; 475| 0| } 476| | 477| |#ifdef DEBUG_CRYPTO 478| | ssh_log_hexdump("ML-KEM shared secret", 479| | mlkem_shared_secret, 480| | MLKEM_SHARED_SECRET_SIZE); 481| |#endif 482| | 483| | /* Derive the classical ECDH shared secret */ 484| 0| ecdh_shared_secret = derive_ecdh_secret(session); 485| 0| if (ecdh_shared_secret == NULL) { ------------------ | Branch (485:9): [True: 0, False: 0] ------------------ 486| 0| session->session_state = SSH_SESSION_STATE_ERROR; 487| 0| goto cleanup; 488| 0| } 489| | 490| |#ifdef DEBUG_CRYPTO 491| | ssh_log_hexdump("ECDH shared secret", 492| | ssh_string_data(ecdh_shared_secret), 493| | ssh_string_len(ecdh_shared_secret)); 494| |#endif 495| | 496| | /* Derive the final shared secret */ 497| 0| rc = derive_hybrid_secret(session, mlkem_shared_secret, ecdh_shared_secret); 498| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (498:9): [True: 0, False: 0] ------------------ 499| 0| session->session_state = SSH_SESSION_STATE_ERROR; 500| 0| goto cleanup; 501| 0| } 502| | 503| | /* Get signature for verification */ 504| 0| signature = ssh_buffer_get_ssh_string(packet); 505| 0| if (signature == NULL) { ------------------ | Branch (505:9): [True: 0, False: 0] ------------------ 506| 0| ssh_set_error(session, SSH_FATAL, "No signature in packet"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 507| 0| session->session_state = SSH_SESSION_STATE_ERROR; 508| 0| goto cleanup; 509| 0| } 510| 0| crypto->dh_server_signature = signature; 511| | 512| | /* Send the MSG_NEWKEYS */ 513| 0| rc = ssh_packet_send_newkeys(session); 514| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (514:9): [True: 0, False: 0] ------------------ 515| 0| ssh_set_error(session, SSH_FATAL, "Failed to send SSH_MSG_NEWKEYS"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 516| 0| session->session_state = SSH_SESSION_STATE_ERROR; 517| 0| goto cleanup; 518| 0| } 519| 0| session->dh_handshake_state = DH_STATE_NEWKEYS_SENT; 520| | 521| 85|cleanup: 522| 85| ssh_burn(mlkem_shared_secret, sizeof(mlkem_shared_secret)); ------------------ | | 388| 85|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 523| 85| ssh_string_burn(ecdh_shared_secret); 524| 85| ssh_string_free(ecdh_shared_secret); 525| 85| ssh_string_free(pubkey_blob); 526| 85| ssh_buffer_free(server_reply_buffer); 527| 85| return SSH_PACKET_USED; ------------------ | | 637| 85|#define SSH_PACKET_USED 1 ------------------ 528| 0|} libssh_constructor: 114| 2|{ 115| | 116| 2| int rc; 117| | 118| 2| rc = _ssh_init(1); 119| | 120| 2| if (rc < 0) { ------------------ | Branch (120:9): [True: 0, False: 2] ------------------ 121| 0| fprintf(stderr, "Error in auto_init()\n"); 122| 0| } 123| | 124| 2| return; 125| 2|} ssh_init: 156| 2|int ssh_init(void) { 157| 2| return _ssh_init(0); 158| 2|} ssh_finalize: 241| 2|int ssh_finalize(void) { 242| 2| return _ssh_finalize(0); 243| 2|} is_ssh_initialized: 284| 579|bool is_ssh_initialized(void) { 285| | 286| 579| bool is_initialized = false; 287| | 288| 579| ssh_mutex_lock(&ssh_init_mutex); 289| 579| is_initialized = _ssh_initialized > 0; 290| 579| ssh_mutex_unlock(&ssh_init_mutex); 291| | 292| 579| return is_initialized; 293| 579|} init.c:_ssh_init: 62| 4|static int _ssh_init(unsigned constructor) { 63| | 64| 4| int rc = 0; 65| | 66| 4| if (!constructor) { ------------------ | Branch (66:9): [True: 2, False: 2] ------------------ 67| 2| ssh_mutex_lock(&ssh_init_mutex); 68| 2| } 69| | 70| 4| _ssh_initialized++; 71| | 72| 4| if (_ssh_initialized > 1) { ------------------ | Branch (72:9): [True: 2, False: 2] ------------------ 73| 2| rc = _ssh_init_ret; 74| 2| goto _ret; 75| 2| } 76| | 77| 2| rc = ssh_threads_init(); 78| 2| if (rc) { ------------------ | Branch (78:9): [True: 0, False: 2] ------------------ 79| 0| goto _ret; 80| 0| } 81| | 82| 2| rc = ssh_crypto_init(); 83| 2| if (rc) { ------------------ | Branch (83:9): [True: 0, False: 2] ------------------ 84| 0| goto _ret; 85| 0| } 86| | 87| 2| rc = ssh_dh_init(); 88| 2| if (rc) { ------------------ | Branch (88:9): [True: 0, False: 2] ------------------ 89| 0| goto _ret; 90| 0| } 91| | 92| 2| rc = ssh_socket_init(); 93| 2| if (rc) { ------------------ | Branch (93:9): [True: 0, False: 2] ------------------ 94| 0| goto _ret; 95| 0| } 96| | 97| 4|_ret: 98| 4| _ssh_init_ret = rc; 99| | 100| 4| if (!constructor) { ------------------ | Branch (100:9): [True: 2, False: 2] ------------------ 101| 2| ssh_mutex_unlock(&ssh_init_mutex); 102| 2| } 103| | 104| 4| return rc; 105| 2|} init.c:_ssh_finalize: 160| 2|static int _ssh_finalize(unsigned destructor) { 161| | 162| 2| if (!destructor) { ------------------ | Branch (162:9): [True: 2, False: 0] ------------------ 163| 2| ssh_mutex_lock(&ssh_init_mutex); 164| | 165| 2| if (_ssh_initialized > 1) { ------------------ | Branch (165:13): [True: 2, False: 0] ------------------ 166| 2| _ssh_initialized--; 167| 2| ssh_mutex_unlock(&ssh_init_mutex); 168| 2| return 0; 169| 2| } 170| | 171| 0| if (_ssh_initialized == 1) { ------------------ | Branch (171:13): [True: 0, False: 0] ------------------ 172| 0| if (_ssh_init_ret < 0) { ------------------ | Branch (172:17): [True: 0, False: 0] ------------------ 173| 0| ssh_mutex_unlock(&ssh_init_mutex); 174| 0| return 0; 175| 0| } 176| 0| } 177| 0| } 178| | 179| | /* If the counter reaches zero or it is the destructor calling, finalize */ 180| 0| ssh_dh_finalize(); 181| 0| ssh_crypto_finalize(); 182| 0| ssh_socket_cleanup(); 183| | /* It is important to finalize threading after CRYPTO because 184| | * it still depends on it */ 185| 0| ssh_threads_finalize(); 186| | 187| 0| _ssh_initialized = 0; 188| | 189| 0| if (!destructor) { ------------------ | Branch (189:9): [True: 0, False: 0] ------------------ 190| 0| ssh_mutex_unlock(&ssh_init_mutex); 191| 0| } 192| | 193| |#if (defined(_WIN32) && !defined(HAVE_PTHREAD)) 194| | if (ssh_init_mutex != NULL) { 195| | DeleteCriticalSection(ssh_init_mutex); 196| | SAFE_FREE(ssh_init_mutex); 197| | } 198| |#endif 199| | 200| 0| return 0; 201| 2|} sshkdf_derive_key: 158| 570|{ 159| | /* Can't use VLAs with Visual Studio, so allocate the biggest 160| | * digest buffer we can possibly need */ 161| 570| unsigned char digest[DIGEST_MAX_LEN]; 162| 570| size_t output_len = crypto->digest_len; 163| 570| ssh_mac_ctx ctx; 164| 570| int rc; 165| | 166| 570| if (DIGEST_MAX_LEN < crypto->digest_len) { ------------------ | | 56| 570|#define DIGEST_MAX_LEN 64 ------------------ | Branch (166:9): [True: 0, False: 570] ------------------ 167| 0| return -1; 168| 0| } 169| | 170| 570| ctx = ssh_mac_ctx_init(crypto->digest_type); 171| 570| if (ctx == NULL) { ------------------ | Branch (171:9): [True: 0, False: 570] ------------------ 172| 0| return -1; 173| 0| } 174| | 175| 570| rc = ssh_mac_update(ctx, key, key_len); 176| 570| if (rc != SSH_OK) { ------------------ | | 316| 570|#define SSH_OK 0 /* No error */ ------------------ | Branch (176:9): [True: 0, False: 570] ------------------ 177| 0| ssh_mac_ctx_free(ctx); 178| 0| return -1; 179| 0| } 180| 570| rc = ssh_mac_update(ctx, crypto->secret_hash, crypto->digest_len); 181| 570| if (rc != SSH_OK) { ------------------ | | 316| 570|#define SSH_OK 0 /* No error */ ------------------ | Branch (181:9): [True: 0, False: 570] ------------------ 182| 0| ssh_mac_ctx_free(ctx); 183| 0| return -1; 184| 0| } 185| 570| rc = ssh_mac_update(ctx, &key_type, 1); 186| 570| if (rc != SSH_OK) { ------------------ | | 316| 570|#define SSH_OK 0 /* No error */ ------------------ | Branch (186:9): [True: 0, False: 570] ------------------ 187| 0| ssh_mac_ctx_free(ctx); 188| 0| return -1; 189| 0| } 190| 570| rc = ssh_mac_update(ctx, crypto->session_id, crypto->session_id_len); 191| 570| if (rc != SSH_OK) { ------------------ | | 316| 570|#define SSH_OK 0 /* No error */ ------------------ | Branch (191:9): [True: 0, False: 570] ------------------ 192| 0| ssh_mac_ctx_free(ctx); 193| 0| return -1; 194| 0| } 195| 570| rc = ssh_mac_final(digest, ctx); 196| 570| if (rc != SSH_OK) { ------------------ | | 316| 570|#define SSH_OK 0 /* No error */ ------------------ | Branch (196:9): [True: 0, False: 570] ------------------ 197| 0| return -1; 198| 0| } 199| | 200| 570| if (requested_len < output_len) { ------------------ | Branch (200:9): [True: 380, False: 190] ------------------ 201| 380| output_len = requested_len; 202| 380| } 203| 570| memcpy(output, digest, output_len); 204| | 205| 570| while (requested_len > output_len) { ------------------ | Branch (205:12): [True: 0, False: 570] ------------------ 206| 0| ctx = ssh_mac_ctx_init(crypto->digest_type); 207| 0| if (ctx == NULL) { ------------------ | Branch (207:13): [True: 0, False: 0] ------------------ 208| 0| return -1; 209| 0| } 210| 0| rc = ssh_mac_update(ctx, key, key_len); 211| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (211:13): [True: 0, False: 0] ------------------ 212| 0| ssh_mac_ctx_free(ctx); 213| 0| return -1; 214| 0| } 215| 0| rc = ssh_mac_update(ctx, crypto->secret_hash, crypto->digest_len); 216| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (216:13): [True: 0, False: 0] ------------------ 217| 0| ssh_mac_ctx_free(ctx); 218| 0| return -1; 219| 0| } 220| 0| rc = ssh_mac_update(ctx, output, output_len); 221| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (221:13): [True: 0, False: 0] ------------------ 222| 0| ssh_mac_ctx_free(ctx); 223| 0| return -1; 224| 0| } 225| 0| rc = ssh_mac_final(digest, ctx); 226| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (226:13): [True: 0, False: 0] ------------------ 227| 0| return -1; 228| 0| } 229| 0| if (requested_len < output_len + crypto->digest_len) { ------------------ | Branch (229:13): [True: 0, False: 0] ------------------ 230| 0| memcpy(output + output_len, digest, requested_len - output_len); 231| 0| } else { 232| 0| memcpy(output + output_len, digest, crypto->digest_len); 233| 0| } 234| 0| output_len += crypto->digest_len; 235| 0| } 236| | 237| 570| return 0; 238| 570|} kdf.c:ssh_mac_ctx_init: 54| 570|{ 55| 570| ssh_mac_ctx ctx = malloc(sizeof(struct ssh_mac_ctx_struct)); 56| 570| if (ctx == NULL) { ------------------ | Branch (56:9): [True: 0, False: 570] ------------------ 57| 0| return NULL; 58| 0| } 59| | 60| 570| ctx->digest_type = type; 61| 570| switch (type) { ------------------ | Branch (61:13): [True: 570, False: 0] ------------------ 62| 0| case SSH_KDF_SHA1: ------------------ | Branch (62:5): [True: 0, False: 570] ------------------ 63| 0| ctx->ctx.sha1_ctx = sha1_init(); 64| 0| if (ctx->ctx.sha1_ctx == NULL) { ------------------ | Branch (64:13): [True: 0, False: 0] ------------------ 65| 0| goto err; 66| 0| } 67| 0| return ctx; 68| 384| case SSH_KDF_SHA256: ------------------ | Branch (68:5): [True: 384, False: 186] ------------------ 69| 384| ctx->ctx.sha256_ctx = sha256_init(); 70| 384| if (ctx->ctx.sha256_ctx == NULL) { ------------------ | Branch (70:13): [True: 0, False: 384] ------------------ 71| 0| goto err; 72| 0| } 73| 384| return ctx; 74| 0| case SSH_KDF_SHA384: ------------------ | Branch (74:5): [True: 0, False: 570] ------------------ 75| 0| ctx->ctx.sha384_ctx = sha384_init(); 76| 0| if (ctx->ctx.sha384_ctx == NULL) { ------------------ | Branch (76:13): [True: 0, False: 0] ------------------ 77| 0| goto err; 78| 0| } 79| 0| return ctx; 80| 186| case SSH_KDF_SHA512: ------------------ | Branch (80:5): [True: 186, False: 384] ------------------ 81| 186| ctx->ctx.sha512_ctx = sha512_init(); 82| 186| if (ctx->ctx.sha512_ctx == NULL) { ------------------ | Branch (82:13): [True: 0, False: 186] ------------------ 83| 0| goto err; 84| 0| } 85| 186| return ctx; 86| 570| } 87| 0|err: 88| 0| SAFE_FREE(ctx); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 89| | return NULL; 90| 570|} kdf.c:ssh_mac_update: 116| 2.28k|{ 117| 2.28k| switch (ctx->digest_type) { ------------------ | Branch (117:13): [True: 2.28k, False: 0] ------------------ 118| 0| case SSH_KDF_SHA1: ------------------ | Branch (118:5): [True: 0, False: 2.28k] ------------------ 119| 0| return sha1_update(ctx->ctx.sha1_ctx, data, len); 120| 1.53k| case SSH_KDF_SHA256: ------------------ | Branch (120:5): [True: 1.53k, False: 744] ------------------ 121| 1.53k| return sha256_update(ctx->ctx.sha256_ctx, data, len); 122| 0| case SSH_KDF_SHA384: ------------------ | Branch (122:5): [True: 0, False: 2.28k] ------------------ 123| 0| return sha384_update(ctx->ctx.sha384_ctx, data, len); 124| 744| case SSH_KDF_SHA512: ------------------ | Branch (124:5): [True: 744, False: 1.53k] ------------------ 125| 744| return sha512_update(ctx->ctx.sha512_ctx, data, len); 126| 2.28k| } 127| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 128| 2.28k|} kdf.c:ssh_mac_final: 131| 570|{ 132| 570| int rc = SSH_ERROR; ------------------ | | 317| 570|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 133| | 134| 570| switch (ctx->digest_type) { ------------------ | Branch (134:13): [True: 570, False: 0] ------------------ 135| 0| case SSH_KDF_SHA1: ------------------ | Branch (135:5): [True: 0, False: 570] ------------------ 136| 0| rc = sha1_final(md, ctx->ctx.sha1_ctx); 137| 0| break; 138| 384| case SSH_KDF_SHA256: ------------------ | Branch (138:5): [True: 384, False: 186] ------------------ 139| 384| rc = sha256_final(md, ctx->ctx.sha256_ctx); 140| 384| break; 141| 0| case SSH_KDF_SHA384: ------------------ | Branch (141:5): [True: 0, False: 570] ------------------ 142| 0| rc = sha384_final(md, ctx->ctx.sha384_ctx); 143| 0| break; 144| 186| case SSH_KDF_SHA512: ------------------ | Branch (144:5): [True: 186, False: 384] ------------------ 145| 186| rc = sha512_final(md, ctx->ctx.sha512_ctx); 146| 186| break; 147| 570| } 148| 570| SAFE_FREE(ctx); ------------------ | | 373| 570|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 570, False: 0] | | | Branch (373:71): [Folded, False: 570] | | ------------------ ------------------ 149| 570| return rc; 150| 570|} ssh_kex_get_default_methods: 300| 508|{ 301| 508| if (type >= SSH_KEX_METHODS) { ------------------ | | 27| 508|#define SSH_KEX_METHODS 10 ------------------ | Branch (301:9): [True: 0, False: 508] ------------------ 302| 0| return NULL; 303| 0| } 304| | 305| 508| return default_methods[type]; 306| 508|} ssh_packet_kexinit: 397| 370|{ 398| 370| int i, ok; 399| 370| struct ssh_crypto_struct *crypto = session->next_crypto; 400| 370| int server_kex = session->server; 401| 370| ssh_string str = NULL; 402| 370| char *strings[SSH_KEX_METHODS] = {0}; 403| 370| int rc = SSH_ERROR; ------------------ | | 317| 370|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 404| 370| size_t len; 405| | 406| 370| uint8_t first_kex_packet_follows = 0; 407| 370| uint32_t kexinit_reserved = 0; 408| | 409| 370| (void)type; 410| 370| (void)user; 411| | 412| 370| SSH_LOG(SSH_LOG_TRACE, "KEXINIT received"); ------------------ | | 281| 370| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 413| | 414| 370| if (session->session_state == SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (414:9): [True: 0, False: 370] ------------------ 415| 0| if (session->dh_handshake_state == DH_STATE_FINISHED) { ------------------ | Branch (415:13): [True: 0, False: 0] ------------------ 416| 0| SSH_LOG(SSH_LOG_DEBUG, "Peer initiated key re-exchange"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 417| | /* Reset the sent flag if the re-kex was initiated by the peer */ 418| 0| session->flags &= ~SSH_SESSION_FLAG_KEXINIT_SENT; ------------------ | | 86| 0|#define SSH_SESSION_FLAG_KEXINIT_SENT 0x0008 ------------------ 419| 0| } else if (session->flags & SSH_SESSION_FLAG_KEXINIT_SENT && ------------------ | | 86| 0|#define SSH_SESSION_FLAG_KEXINIT_SENT 0x0008 ------------------ | Branch (419:20): [True: 0, False: 0] ------------------ 420| 0| session->dh_handshake_state == DH_STATE_INIT_SENT) { ------------------ | Branch (420:20): [True: 0, False: 0] ------------------ 421| | /* This happens only when we are sending our-guessed first kex 422| | * packet right after our KEXINIT packet. */ 423| 0| SSH_LOG(SSH_LOG_DEBUG, "Received peer kexinit answer."); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 424| 0| } else if (session->session_state != SSH_SESSION_STATE_INITIAL_KEX) { ------------------ | Branch (424:20): [True: 0, False: 0] ------------------ 425| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 426| 0| "SSH_KEXINIT received in wrong state"); 427| 0| goto error; 428| 0| } 429| 370| } else if (session->session_state != SSH_SESSION_STATE_INITIAL_KEX) { ------------------ | Branch (429:16): [True: 0, False: 370] ------------------ 430| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 431| 0| "SSH_KEXINIT received in wrong state"); 432| 0| goto error; 433| 0| } 434| | 435| 370| if (server_kex) { ------------------ | Branch (435:9): [True: 0, False: 370] ------------------ 436| 0|#ifdef WITH_SERVER 437| 0| len = ssh_buffer_get_data(packet, crypto->client_kex.cookie, 16); 438| 0| if (len != 16) { ------------------ | Branch (438:13): [True: 0, False: 0] ------------------ 439| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 440| 0| "ssh_packet_kexinit: no cookie in packet"); 441| 0| goto error; 442| 0| } 443| | 444| 0| ok = ssh_hashbufin_add_cookie(session, crypto->client_kex.cookie); 445| 0| if (ok < 0) { ------------------ | Branch (445:13): [True: 0, False: 0] ------------------ 446| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 447| 0| "ssh_packet_kexinit: adding cookie failed"); 448| 0| goto error; 449| 0| } 450| | 451| 0| ok = server_set_kex(session); 452| 0| if (ok == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (452:13): [True: 0, False: 0] ------------------ 453| 0| goto error; 454| 0| } 455| 0|#endif /* WITH_SERVER */ 456| 370| } else { 457| 370| len = ssh_buffer_get_data(packet, crypto->server_kex.cookie, 16); 458| 370| if (len != 16) { ------------------ | Branch (458:13): [True: 1, False: 369] ------------------ 459| 1| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 460| 1| "ssh_packet_kexinit: no cookie in packet"); 461| 1| goto error; 462| 1| } 463| | 464| 369| ok = ssh_hashbufin_add_cookie(session, crypto->server_kex.cookie); 465| 369| if (ok < 0) { ------------------ | Branch (465:13): [True: 0, False: 369] ------------------ 466| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 467| 0| "ssh_packet_kexinit: adding cookie failed"); 468| 0| goto error; 469| 0| } 470| | 471| 369| ok = ssh_set_client_kex(session); 472| 369| if (ok == SSH_ERROR) { ------------------ | | 317| 369|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (472:13): [True: 0, False: 369] ------------------ 473| 0| goto error; 474| 0| } 475| 369| } 476| | 477| 3.89k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 3.89k|#define SSH_KEX_METHODS 10 ------------------ | Branch (477:17): [True: 3.54k, False: 349] ------------------ 478| 3.54k| str = ssh_buffer_get_ssh_string(packet); 479| 3.54k| if (str == NULL) { ------------------ | Branch (479:13): [True: 20, False: 3.52k] ------------------ 480| 20| goto error; 481| 20| } 482| | 483| 3.52k| rc = ssh_buffer_add_ssh_string(session->in_hashbuf, str); 484| 3.52k| if (rc < 0) { ------------------ | Branch (484:13): [True: 0, False: 3.52k] ------------------ 485| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 486| 0| "Error adding string in hash buffer"); 487| 0| goto error; 488| 0| } 489| | 490| 3.52k| strings[i] = ssh_string_to_char(str); 491| 3.52k| if (strings[i] == NULL) { ------------------ | Branch (491:13): [True: 0, False: 3.52k] ------------------ 492| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 493| 0| goto error; 494| 0| } 495| 3.52k| SSH_STRING_FREE(str); ------------------ | | 915| 3.52k| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 3.52k, False: 0] | | | Branch (915:69): [Folded, False: 3.52k] | | ------------------ ------------------ 496| 3.52k| str = NULL; 497| 3.52k| } 498| | 499| | /* copy the peer kex info into an array of strings */ 500| 349| if (server_kex) { ------------------ | Branch (500:9): [True: 0, False: 349] ------------------ 501| 0|#ifdef WITH_SERVER 502| 0| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 0|#define SSH_KEX_METHODS 10 ------------------ | Branch (502:21): [True: 0, False: 0] ------------------ 503| 0| crypto->client_kex.methods[i] = strings[i]; 504| 0| } 505| 0|#endif /* WITH_SERVER */ 506| 349| } else { /* client */ 507| 3.83k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 3.83k|#define SSH_KEX_METHODS 10 ------------------ | Branch (507:21): [True: 3.49k, False: 349] ------------------ 508| 3.49k| crypto->server_kex.methods[i] = strings[i]; 509| 3.49k| } 510| 349| } 511| | 512| | /* 513| | * Handle the two final fields for the KEXINIT message (RFC 4253 7.1): 514| | * 515| | * boolean first_kex_packet_follows 516| | * uint32 0 (reserved for future extension) 517| | * 518| | * Notably if clients set 'first_kex_packet_follows', it is expected 519| | * that its value is included when computing the session ID (see 520| | * 'make_sessionid'). 521| | */ 522| | 523| 349| rc = ssh_buffer_get_u8(packet, &first_kex_packet_follows); 524| 349| if (rc != 1) { ------------------ | Branch (524:9): [True: 2, False: 347] ------------------ 525| 2| goto error; 526| 2| } 527| | 528| 347| rc = ssh_buffer_add_u8(session->in_hashbuf, first_kex_packet_follows); 529| 347| if (rc < 0) { ------------------ | Branch (529:9): [True: 0, False: 347] ------------------ 530| 0| goto error; 531| 0| } 532| | 533| 347| rc = ssh_buffer_add_u32(session->in_hashbuf, kexinit_reserved); 534| 347| if (rc < 0) { ------------------ | Branch (534:9): [True: 0, False: 347] ------------------ 535| 0| goto error; 536| 0| } 537| | 538| | /* 539| | * Remember whether 'first_kex_packet_follows' was set and the client 540| | * guess was wrong: in this case the next SSH_MSG_KEXDH_INIT message 541| | * must be ignored on the server side. 542| | * Client needs to start the Key exchange over with the correct method 543| | */ 544| 347| if (first_kex_packet_follows || session->send_first_kex_follows) { ------------------ | Branch (544:9): [True: 194, False: 153] | Branch (544:37): [True: 0, False: 153] ------------------ 545| 194| char **client_methods = crypto->client_kex.methods; 546| 194| char **server_methods = crypto->server_kex.methods; 547| 194| session->first_kex_follows_guess_wrong = 548| 194| cmp_first_kex_algo(client_methods[SSH_KEX], ------------------ | Branch (548:13): [True: 189, False: 5] ------------------ 549| 194| server_methods[SSH_KEX]) || 550| 5| cmp_first_kex_algo(client_methods[SSH_HOSTKEYS], ------------------ | Branch (550:13): [True: 5, False: 0] ------------------ 551| 5| server_methods[SSH_HOSTKEYS]); 552| 194| SSH_LOG(SSH_LOG_DEBUG, "The initial guess was %s.", ------------------ | | 281| 388| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 194, False: 0] | | ------------------ ------------------ 553| 194| session->first_kex_follows_guess_wrong ? "wrong" : "right"); 554| 194| } 555| | 556| | /* 557| | * handle the "strict KEX" feature. If supported by peer, then set up the 558| | * flag and verify packet sequence numbers. 559| | */ 560| 347| if (server_kex) { ------------------ | Branch (560:9): [True: 0, False: 347] ------------------ 561| 0| ok = match_group(crypto->client_kex.methods[SSH_KEX], 562| 0| KEX_STRICT_CLIENT); ------------------ | | 196| 0|#define KEX_STRICT_CLIENT "kex-strict-c-v00@openssh.com" ------------------ 563| 0| if (ok) { ------------------ | Branch (563:13): [True: 0, False: 0] ------------------ 564| 0| SSH_LOG(SSH_LOG_DEBUG, "Client supports strict kex, enabling."); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 565| 0| session->flags |= SSH_SESSION_FLAG_KEX_STRICT; ------------------ | | 90| 0|#define SSH_SESSION_FLAG_KEX_STRICT 0x0010 ------------------ 566| 0| } 567| 347| } else { 568| | /* client kex */ 569| 347| ok = match_group(crypto->server_kex.methods[SSH_KEX], 570| 347| KEX_STRICT_SERVER); ------------------ | | 197| 347|#define KEX_STRICT_SERVER "kex-strict-s-v00@openssh.com" ------------------ 571| 347| if (ok) { ------------------ | Branch (571:13): [True: 26, False: 321] ------------------ 572| 26| SSH_LOG(SSH_LOG_DEBUG, "Server supports strict kex, enabling."); ------------------ | | 281| 26| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 573| 26| session->flags |= SSH_SESSION_FLAG_KEX_STRICT; ------------------ | | 90| 26|#define SSH_SESSION_FLAG_KEX_STRICT 0x0010 ------------------ 574| 26| } 575| 347| } 576| 347|#ifdef WITH_SERVER 577| 347| if (server_kex) { ------------------ | Branch (577:9): [True: 0, False: 347] ------------------ 578| | /* 579| | * If client sent a ext-info-c message in the kex list, it supports 580| | * RFC 8308 extension negotiation. 581| | */ 582| 0| ok = match_group(crypto->client_kex.methods[SSH_KEX], 583| 0| KEX_EXTENSION_CLIENT); ------------------ | | 194| 0|#define KEX_EXTENSION_CLIENT "ext-info-c" ------------------ 584| 0| if (ok) { ------------------ | Branch (584:13): [True: 0, False: 0] ------------------ 585| 0| const char *hostkeys = NULL, *wanted_hostkeys = NULL; 586| | 587| | /* The client supports extension negotiation */ 588| 0| session->extensions |= SSH_EXT_NEGOTIATION; ------------------ | | 123| 0|#define SSH_EXT_NEGOTIATION 0x01 ------------------ 589| | /* 590| | * RFC 8332 Section 3.1: Use for Server Authentication 591| | * Check what algorithms were provided in the SSH_HOSTKEYS list 592| | * by the client and enable the respective extensions to provide 593| | * correct signature in the next packet if RSA is negotiated 594| | */ 595| 0| hostkeys = crypto->client_kex.methods[SSH_HOSTKEYS]; 596| 0| wanted_hostkeys = session->opts.wanted_methods[SSH_HOSTKEYS]; 597| 0| ok = match_group(hostkeys, "rsa-sha2-512"); 598| 0| if (ok) { ------------------ | Branch (598:17): [True: 0, False: 0] ------------------ 599| | /* Check if rsa-sha2-512 is allowed by config */ 600| 0| if (wanted_hostkeys != NULL) { ------------------ | Branch (600:21): [True: 0, False: 0] ------------------ 601| 0| char *is_allowed = ssh_find_matching(wanted_hostkeys, 602| 0| "rsa-sha2-512"); 603| 0| if (is_allowed != NULL) { ------------------ | Branch (603:25): [True: 0, False: 0] ------------------ 604| 0| session->extensions |= SSH_EXT_SIG_RSA_SHA512; ------------------ | | 126| 0|#define SSH_EXT_SIG_RSA_SHA512 0x04 ------------------ 605| 0| } 606| 0| SAFE_FREE(is_allowed); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 607| 0| } 608| 0| } 609| 0| ok = match_group(hostkeys, "rsa-sha2-256"); 610| 0| if (ok) { ------------------ | Branch (610:17): [True: 0, False: 0] ------------------ 611| | /* Check if rsa-sha2-256 is allowed by config */ 612| 0| if (wanted_hostkeys != NULL) { ------------------ | Branch (612:21): [True: 0, False: 0] ------------------ 613| 0| char *is_allowed = ssh_find_matching(wanted_hostkeys, 614| 0| "rsa-sha2-256"); 615| 0| if (is_allowed != NULL) { ------------------ | Branch (615:25): [True: 0, False: 0] ------------------ 616| 0| session->extensions |= SSH_EXT_SIG_RSA_SHA256; ------------------ | | 125| 0|#define SSH_EXT_SIG_RSA_SHA256 0x02 ------------------ 617| 0| } 618| 0| SAFE_FREE(is_allowed); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 619| 0| } 620| 0| } 621| | 622| | /* 623| | * Ensure that the client preference is honored for the case 624| | * both signature types are enabled. 625| | */ 626| 0| if ((session->extensions & SSH_EXT_SIG_RSA_SHA256) && ------------------ | | 125| 0|#define SSH_EXT_SIG_RSA_SHA256 0x02 ------------------ | Branch (626:17): [True: 0, False: 0] ------------------ 627| 0| (session->extensions & SSH_EXT_SIG_RSA_SHA512)) { ------------------ | | 126| 0|#define SSH_EXT_SIG_RSA_SHA512 0x04 ------------------ | Branch (627:17): [True: 0, False: 0] ------------------ 628| 0| char *rsa_sig_ext = NULL; 629| 0| session->extensions &= ~(SSH_EXT_SIG_RSA_SHA256 | SSH_EXT_SIG_RSA_SHA512); ------------------ | | 125| 0|#define SSH_EXT_SIG_RSA_SHA256 0x02 ------------------ session->extensions &= ~(SSH_EXT_SIG_RSA_SHA256 | SSH_EXT_SIG_RSA_SHA512); ------------------ | | 126| 0|#define SSH_EXT_SIG_RSA_SHA512 0x04 ------------------ 630| 0| rsa_sig_ext = ssh_find_matching("rsa-sha2-512,rsa-sha2-256", 631| 0| hostkeys); 632| 0| if (rsa_sig_ext == NULL) { ------------------ | Branch (632:21): [True: 0, False: 0] ------------------ 633| 0| goto error; /* should never happen */ 634| 0| } else if (strcmp(rsa_sig_ext, "rsa-sha2-512") == 0) { ------------------ | Branch (634:28): [True: 0, False: 0] ------------------ 635| 0| session->extensions |= SSH_EXT_SIG_RSA_SHA512; ------------------ | | 126| 0|#define SSH_EXT_SIG_RSA_SHA512 0x04 ------------------ 636| 0| } else if (strcmp(rsa_sig_ext, "rsa-sha2-256") == 0) { ------------------ | Branch (636:28): [True: 0, False: 0] ------------------ 637| 0| session->extensions |= SSH_EXT_SIG_RSA_SHA256; ------------------ | | 125| 0|#define SSH_EXT_SIG_RSA_SHA256 0x02 ------------------ 638| 0| } else { 639| 0| SAFE_FREE(rsa_sig_ext); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 640| 0| goto error; /* should never happen */ 641| 0| } 642| 0| SAFE_FREE(rsa_sig_ext); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 643| 0| } 644| | 645| 0| SSH_LOG(SSH_LOG_DEBUG, "The client supports extension " ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 0, False: 0] | | | Branch (281:34): [True: 0, False: 0] | | ------------------ ------------------ 646| 0| "negotiation. Enabled signature algorithms: %s%s", 647| 0| session->extensions & SSH_EXT_SIG_RSA_SHA256 ? "SHA256" : "", 648| 0| session->extensions & SSH_EXT_SIG_RSA_SHA512 ? " SHA512" : ""); 649| 0| } 650| 0| } 651| 347|#endif /* WITH_SERVER */ 652| | 653| | /* Note, that his overwrites authenticated state in case of rekeying */ 654| 347| session->session_state = SSH_SESSION_STATE_KEXINIT_RECEIVED; 655| | /* if we already sent our initial key exchange packet, do not reset the 656| | * DH state. We will know if we were right with our guess only in 657| | * dh_handshake_state() */ 658| 347| if (session->send_first_kex_follows == false) { ------------------ | Branch (658:9): [True: 347, False: 0] ------------------ 659| 347| session->dh_handshake_state = DH_STATE_INIT; 660| 347| } 661| 347| session->ssh_connection_callback(session); 662| 347| return SSH_PACKET_USED; ------------------ | | 637| 347|#define SSH_PACKET_USED 1 ------------------ 663| | 664| 23|error: 665| 23| SSH_STRING_FREE(str); ------------------ | | 915| 23| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 23] | | | Branch (915:69): [Folded, False: 23] | | ------------------ ------------------ 666| 253| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 253|#define SSH_KEX_METHODS 10 ------------------ | Branch (666:17): [True: 230, False: 23] ------------------ 667| 230| if (server_kex) { ------------------ | Branch (667:13): [True: 0, False: 230] ------------------ 668| 0|#ifdef WITH_SERVER 669| 0| session->next_crypto->client_kex.methods[i] = NULL; 670| 0|#endif /* WITH_SERVER */ 671| 230| } else { /* client */ 672| 230| session->next_crypto->server_kex.methods[i] = NULL; 673| 230| } 674| 230| SAFE_FREE(strings[i]); ------------------ | | 373| 230|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 53, False: 177] | | | Branch (373:71): [Folded, False: 230] | | ------------------ ------------------ 675| 230| } 676| | 677| 23| session->session_state = SSH_SESSION_STATE_ERROR; 678| | 679| 23| return SSH_PACKET_USED; ------------------ | | 637| 23|#define SSH_PACKET_USED 1 ------------------ 680| 347|} ssh_list_kex: 682| 855|void ssh_list_kex(struct ssh_kex_struct *kex) { 683| 855| int i = 0; 684| | 685| |#ifdef DEBUG_CRYPTO 686| | ssh_log_hexdump("session cookie", kex->cookie, 16); 687| |#endif 688| | 689| 9.40k| for(i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 9.40k|#define SSH_KEX_METHODS 10 ------------------ | Branch (689:14): [True: 8.55k, False: 855] ------------------ 690| 8.55k| if (kex->methods[i] == NULL) { ------------------ | Branch (690:9): [True: 0, False: 8.55k] ------------------ 691| 0| continue; 692| 0| } 693| 8.55k| SSH_LOG(SSH_LOG_FUNCTIONS, "%s: %s", ------------------ | | 281| 8.55k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 694| 8.55k| ssh_kex_descriptions[i], kex->methods[i]); 695| 8.55k| } 696| 855|} ssh_client_select_hostkeys: 708| 508|{ 709| 508| const char *wanted = NULL; 710| 508| char *wanted_without_certs = NULL; 711| 508| char *known_hosts_algorithms = NULL; 712| 508| char *known_hosts_ordered = NULL; 713| 508| char *new_hostkeys = NULL; 714| 508| char *fips_hostkeys = NULL; 715| | 716| 508| wanted = session->opts.wanted_methods[SSH_HOSTKEYS]; 717| 508| if (wanted == NULL) { ------------------ | Branch (717:9): [True: 508, False: 0] ------------------ 718| 508| if (ssh_fips_mode()) { ------------------ | | 115| 508|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 508] | | ------------------ ------------------ 719| 0| wanted = ssh_kex_get_fips_methods(SSH_HOSTKEYS); 720| 508| } else { 721| 508| wanted = ssh_kex_get_default_methods(SSH_HOSTKEYS); 722| 508| } 723| 508| } 724| | 725| | /* This removes the certificate types, unsupported for now */ 726| 508| wanted_without_certs = ssh_find_all_matching(HOSTKEYS, wanted); ------------------ | | 142| 508|#define HOSTKEYS "ssh-ed25519," \ | | 143| 508| EC_HOSTKEYS \ | | 144| 508| "sk-ssh-ed25519@openssh.com," \ | | 145| 508| EC_SK_HOSTKEYS \ | | 146| 508| "rsa-sha2-512," \ | | 147| 508| "rsa-sha2-256," \ | | 148| 508| "ssh-rsa" ------------------ 727| 508| if (wanted_without_certs == NULL) { ------------------ | Branch (727:9): [True: 0, False: 508] ------------------ 728| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 729| 0| "List of allowed host key algorithms is empty or contains only " 730| 0| "unsupported algorithms"); 731| 0| return NULL; 732| 0| } 733| | 734| 508| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 508| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 735| 508| "Order of wanted host keys: \"%s\"", 736| 508| wanted_without_certs); 737| | 738| 508| known_hosts_algorithms = ssh_known_hosts_get_algorithms_names(session); 739| 508| if (known_hosts_algorithms == NULL) { ------------------ | Branch (739:9): [True: 508, False: 0] ------------------ 740| 508| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 508| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 741| 508| "No key found in known_hosts; " 742| 508| "changing host key method to \"%s\"", 743| 508| wanted_without_certs); 744| | 745| 508| return wanted_without_certs; 746| 508| } 747| | 748| 0| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 749| 0| "Algorithms found in known_hosts files: \"%s\"", 750| 0| known_hosts_algorithms); 751| | 752| | /* Filter and order the keys from known_hosts according to wanted list */ 753| 0| known_hosts_ordered = ssh_find_all_matching(known_hosts_algorithms, 754| 0| wanted_without_certs); 755| 0| SAFE_FREE(known_hosts_algorithms); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 756| 0| if (known_hosts_ordered == NULL) { ------------------ | Branch (756:9): [True: 0, False: 0] ------------------ 757| 0| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 758| 0| "No key found in known_hosts is allowed; " 759| 0| "changing host key method to \"%s\"", 760| 0| wanted_without_certs); 761| | 762| 0| return wanted_without_certs; 763| 0| } 764| | 765| | /* Append the other supported keys after the preferred ones 766| | * This function tolerates NULL pointers in parameters */ 767| 0| new_hostkeys = ssh_append_without_duplicates(known_hosts_ordered, 768| 0| wanted_without_certs); 769| 0| SAFE_FREE(known_hosts_ordered); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 770| 0| SAFE_FREE(wanted_without_certs); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 771| 0| if (new_hostkeys == NULL) { ------------------ | Branch (771:9): [True: 0, False: 0] ------------------ 772| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 773| 0| return NULL; 774| 0| } 775| | 776| 0| if (ssh_fips_mode()) { ------------------ | | 115| 0|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 0] | | ------------------ ------------------ 777| | /* Filter out algorithms not allowed in FIPS mode */ 778| 0| fips_hostkeys = ssh_keep_fips_algos(SSH_HOSTKEYS, new_hostkeys); 779| 0| SAFE_FREE(new_hostkeys); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 780| 0| if (fips_hostkeys == NULL) { ------------------ | Branch (780:13): [True: 0, False: 0] ------------------ 781| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 782| 0| "None of the wanted host keys or keys in known_hosts files " 783| 0| "is allowed in FIPS mode."); 784| 0| return NULL; 785| 0| } 786| 0| new_hostkeys = fips_hostkeys; 787| 0| } 788| | 789| 0| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 790| 0| "Changing host key method to \"%s\"", 791| 0| new_hostkeys); 792| | 793| 0| return new_hostkeys; 794| 0|} ssh_set_client_kex: 801| 877|{ 802| 877| struct ssh_kex_struct *client = &session->next_crypto->client_kex; 803| 877| const char *wanted = NULL; 804| 877| int ok; 805| 877| int i; 806| 877| bool gssapi_null_alg = false; 807| 877| char *hostkeys = NULL; 808| | 809| | /* Skip if already set, for example for the rekey or when we do the guessing 810| | * it could have been already used to make some protocol decisions. */ 811| 877| if (client->methods[0] != NULL) { ------------------ | Branch (811:9): [True: 369, False: 508] ------------------ 812| 369| return SSH_OK; ------------------ | | 316| 369|#define SSH_OK 0 /* No error */ ------------------ 813| 369| } 814| | 815| 508| ok = ssh_get_random(client->cookie, 16, 0); 816| 508| if (!ok) { ------------------ | Branch (816:9): [True: 0, False: 508] ------------------ 817| 0| ssh_set_error(session, SSH_FATAL, "PRNG error"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 818| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 819| 0| } 820| |#ifdef WITH_GSSAPI 821| | if (session->opts.gssapi_key_exchange) { 822| | char *gssapi_algs = NULL; 823| | 824| | ok = ssh_gssapi_init(session); 825| | if (ok != SSH_OK) { 826| | ssh_set_error_oom(session); 827| | return SSH_ERROR; 828| | } 829| | 830| | ok = ssh_gssapi_import_name(session->gssapi, session->opts.host); 831| | if (ok != SSH_OK) { 832| | return SSH_ERROR; 833| | } 834| | 835| | gssapi_algs = ssh_gssapi_kex_mechs(session); 836| | if (gssapi_algs == NULL) { 837| | return SSH_ERROR; 838| | } 839| | 840| | /* Prefix the default algorithms with gsskex algs */ 841| | if (ssh_fips_mode()) { 842| | session->opts.wanted_methods[SSH_KEX] = 843| | ssh_prefix_without_duplicates(fips_methods[SSH_KEX], 844| | gssapi_algs); 845| | } else { 846| | session->opts.wanted_methods[SSH_KEX] = 847| | ssh_prefix_without_duplicates(default_methods[SSH_KEX], 848| | gssapi_algs); 849| | } 850| | 851| | gssapi_null_alg = true; 852| | 853| | SAFE_FREE(gssapi_algs); 854| | } 855| |#endif 856| | 857| | /* Set the list of allowed algorithms in order of preference, if it hadn't 858| | * been set yet. */ 859| 5.58k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 5.58k|#define SSH_KEX_METHODS 10 ------------------ | Branch (859:17): [True: 5.08k, False: 508] ------------------ 860| 5.08k| if (i == SSH_HOSTKEYS) { ------------------ | Branch (860:13): [True: 508, False: 4.57k] ------------------ 861| | /* Set the hostkeys in the following order: 862| | * - First: keys present in known_hosts files ordered by preference 863| | * - Next: other wanted algorithms ordered by preference */ 864| 508| client->methods[i] = ssh_client_select_hostkeys(session); 865| 508| if (client->methods[i] == NULL) { ------------------ | Branch (865:17): [True: 0, False: 508] ------------------ 866| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 867| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 868| 0| } 869| 508| if (gssapi_null_alg) { ------------------ | Branch (869:17): [True: 0, False: 508] ------------------ 870| 0| hostkeys = 871| 0| ssh_append_without_duplicates(client->methods[i], "null"); 872| 0| if (hostkeys == NULL) { ------------------ | Branch (872:21): [True: 0, False: 0] ------------------ 873| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 874| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 875| 0| } 876| 0| SAFE_FREE(client->methods[i]); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 877| 0| client->methods[i] = hostkeys; 878| 0| } 879| 508| continue; 880| 508| } 881| | 882| 4.57k| wanted = session->opts.wanted_methods[i]; 883| 4.57k| if (wanted == NULL) { ------------------ | Branch (883:13): [True: 2.54k, False: 2.03k] ------------------ 884| 2.54k| if (ssh_fips_mode()) { ------------------ | | 115| 2.54k|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 2.54k] | | ------------------ ------------------ 885| 0| wanted = fips_methods[i]; 886| 2.54k| } else { 887| 2.54k| wanted = default_methods[i]; 888| 2.54k| } 889| 2.54k| } 890| 4.57k| client->methods[i] = strdup(wanted); 891| 4.57k| if (client->methods[i] == NULL) { ------------------ | Branch (891:13): [True: 0, False: 4.57k] ------------------ 892| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 893| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 894| 0| } 895| 4.57k| } 896| | 897| | /* For rekeying, skip the extension negotiation */ 898| 508| if (session->flags & SSH_SESSION_FLAG_AUTHENTICATED) { ------------------ | | 78| 508|#define SSH_SESSION_FLAG_AUTHENTICATED 0x0002 ------------------ | Branch (898:9): [True: 0, False: 508] ------------------ 899| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 900| 0| } 901| | 902| 508| ok = ssh_kex_append_extensions(session, client); 903| 508| if (ok != SSH_OK){ ------------------ | | 316| 508|#define SSH_OK 0 /* No error */ ------------------ | Branch (903:9): [True: 0, False: 508] ------------------ 904| 0| return ok; 905| 0| } 906| | 907| 508| return SSH_OK; ------------------ | | 316| 508|#define SSH_OK 0 /* No error */ ------------------ 908| 508|} ssh_kex_append_extensions: 911| 508|{ 912| 508| char *kex = NULL; 913| 508| char *kex_tmp = NULL; 914| 508| size_t kex_len, len; 915| | 916| | /* Here we append ext-info-c and kex-strict-c-v00@openssh.com for client 917| | * and kex-strict-s-v00@openssh.com for server to the list of kex algorithms 918| | */ 919| 508| kex = pkex->methods[SSH_KEX]; 920| 508| len = strlen(kex); 921| 508| if (session->server) { ------------------ | Branch (921:9): [True: 0, False: 508] ------------------ 922| | /* Comma, nul byte */ 923| 0| kex_len = len + 1 + strlen(KEX_STRICT_SERVER) + 1; ------------------ | | 197| 0|#define KEX_STRICT_SERVER "kex-strict-s-v00@openssh.com" ------------------ 924| 508| } else { 925| | /* Comma, comma, nul byte */ 926| 508| kex_len = len + 1 + strlen(KEX_EXTENSION_CLIENT) + 1 + ------------------ | | 194| 508|#define KEX_EXTENSION_CLIENT "ext-info-c" ------------------ 927| 508| strlen(KEX_STRICT_CLIENT) + 1; ------------------ | | 196| 508|#define KEX_STRICT_CLIENT "kex-strict-c-v00@openssh.com" ------------------ 928| 508| } 929| 508| if (kex_len >= MAX_PACKET_LEN) { ------------------ | | 216| 508|#define MAX_PACKET_LEN 262144 ------------------ | Branch (929:9): [True: 0, False: 508] ------------------ 930| | /* Overflow */ 931| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 932| 0| } 933| 508| kex_tmp = realloc(kex, kex_len); 934| 508| if (kex_tmp == NULL) { ------------------ | Branch (934:9): [True: 0, False: 508] ------------------ 935| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 936| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 937| 0| } 938| 508| if (session->server){ ------------------ | Branch (938:9): [True: 0, False: 508] ------------------ 939| 0| snprintf(kex_tmp + len, kex_len - len, ",%s", KEX_STRICT_SERVER); ------------------ | | 197| 0|#define KEX_STRICT_SERVER "kex-strict-s-v00@openssh.com" ------------------ 940| 508| } else { 941| 508| snprintf(kex_tmp + len, 942| 508| kex_len - len, 943| 508| ",%s,%s", 944| 508| KEX_EXTENSION_CLIENT, ------------------ | | 194| 508|#define KEX_EXTENSION_CLIENT "ext-info-c" ------------------ 945| 508| KEX_STRICT_CLIENT); ------------------ | | 196| 508|#define KEX_STRICT_CLIENT "kex-strict-c-v00@openssh.com" ------------------ 946| 508| } 947| 508| pkex->methods[SSH_KEX] = kex_tmp; 948| 508| return SSH_OK; ------------------ | | 316| 508|#define SSH_OK 0 /* No error */ ------------------ 949| 508|} ssh_kex_select_methods: 1082| 347|{ 1083| 347| struct ssh_crypto_struct *crypto = session->next_crypto; 1084| 347| struct ssh_kex_struct *server = &crypto->server_kex; 1085| 347| struct ssh_kex_struct *client = &crypto->client_kex; 1086| 347| char *ext_start = NULL; 1087| 347| const char *aead_hmac = NULL; 1088| 347| enum ssh_key_exchange_e kex_type; 1089| 347| int i; 1090| | 1091| | /* Here we should drop the extensions from the list so we avoid matching. 1092| | * it. We added it to the end, so we can just truncate the string here */ 1093| 347| if (session->client) { ------------------ | Branch (1093:9): [True: 347, False: 0] ------------------ 1094| 347| ext_start = strstr(client->methods[SSH_KEX], "," KEX_EXTENSION_CLIENT); ------------------ | | 194| 347|#define KEX_EXTENSION_CLIENT "ext-info-c" ------------------ 1095| 347| if (ext_start != NULL) { ------------------ | Branch (1095:13): [True: 347, False: 0] ------------------ 1096| 347| ext_start[0] = '\0'; 1097| 347| } 1098| 347| } 1099| 347| if (session->server) { ------------------ | Branch (1099:9): [True: 0, False: 347] ------------------ 1100| 0| ext_start = strstr(server->methods[SSH_KEX], "," KEX_STRICT_SERVER); ------------------ | | 197| 0|#define KEX_STRICT_SERVER "kex-strict-s-v00@openssh.com" ------------------ 1101| 0| if (ext_start != NULL) { ------------------ | Branch (1101:13): [True: 0, False: 0] ------------------ 1102| 0| ext_start[0] = '\0'; 1103| 0| } 1104| 0| } 1105| | 1106| 3.30k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 3.30k|#define SSH_KEX_METHODS 10 ------------------ | Branch (1106:17): [True: 3.00k, False: 295] ------------------ 1107| 3.00k| crypto->kex_methods[i] = ssh_find_matching(server->methods[i], 1108| 3.00k| client->methods[i]); 1109| | 1110| 3.00k| if (i == SSH_MAC_C_S || i == SSH_MAC_S_C) { ------------------ | Branch (1110:13): [True: 295, False: 2.71k] | Branch (1110:33): [True: 295, False: 2.41k] ------------------ 1111| 590| aead_hmac = ssh_find_aead_hmac(crypto->kex_methods[i - 2]); 1112| 590| if (aead_hmac) { ------------------ | Branch (1112:17): [True: 0, False: 590] ------------------ 1113| 0| free(crypto->kex_methods[i]); 1114| 0| crypto->kex_methods[i] = strdup(aead_hmac); 1115| 0| } 1116| 590| } 1117| 3.00k| if (crypto->kex_methods[i] == NULL && i < SSH_LANG_C_S) { ------------------ | Branch (1117:13): [True: 111, False: 2.89k] | Branch (1117:47): [True: 52, False: 59] ------------------ 1118| 52| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 52| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1119| 52| "kex error : no match for method %s: server [%s], " 1120| 52| "client [%s]", ssh_kex_descriptions[i], 1121| 52| server->methods[i], client->methods[i]); 1122| 52| return SSH_ERROR; ------------------ | | 317| 52|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1123| 2.95k| } else if ((i >= SSH_LANG_C_S) && (crypto->kex_methods[i] == NULL)) { ------------------ | Branch (1123:20): [True: 590, False: 2.36k] | Branch (1123:43): [True: 59, False: 531] ------------------ 1124| | /* we can safely do that for languages */ 1125| 59| crypto->kex_methods[i] = strdup(""); 1126| 59| } 1127| 3.00k| } 1128| | 1129| | /* We can not set this value directly as the old value is needed to revert 1130| | * callbacks if we are client */ 1131| 295| kex_type = kex_select_kex_type(crypto->kex_methods[SSH_KEX]); 1132| 295| if (session->client && session->first_kex_follows_guess_wrong) { ------------------ | Branch (1132:9): [True: 295, False: 0] | Branch (1132:28): [True: 173, False: 122] ------------------ 1133| 173| SSH_LOG(SSH_LOG_DEBUG, "Our guess was wrong. Restarting the KEX"); ------------------ | | 281| 173| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1134| | /* We need to remove the wrong callbacks and start kex again */ 1135| 173| revert_kex_callbacks(session); 1136| 173| session->dh_handshake_state = DH_STATE_INIT; 1137| 173| session->first_kex_follows_guess_wrong = false; 1138| 173| } 1139| 295| crypto->kex_type = kex_type; 1140| | 1141| 295| SSH_LOG(SSH_LOG_DEBUG, "Negotiated %s,%s,%s,%s,%s,%s,%s,%s,%s,%s", ------------------ | | 281| 295| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1142| 295| session->next_crypto->kex_methods[SSH_KEX], 1143| 295| session->next_crypto->kex_methods[SSH_HOSTKEYS], 1144| 295| session->next_crypto->kex_methods[SSH_CRYPT_C_S], 1145| 295| session->next_crypto->kex_methods[SSH_CRYPT_S_C], 1146| 295| session->next_crypto->kex_methods[SSH_MAC_C_S], 1147| 295| session->next_crypto->kex_methods[SSH_MAC_S_C], 1148| 295| session->next_crypto->kex_methods[SSH_COMP_C_S], 1149| 295| session->next_crypto->kex_methods[SSH_COMP_S_C], 1150| 295| session->next_crypto->kex_methods[SSH_LANG_C_S], 1151| 295| session->next_crypto->kex_methods[SSH_LANG_S_C] 1152| 295| ); 1153| 295| return SSH_OK; ------------------ | | 316| 295|#define SSH_OK 0 /* No error */ ------------------ 1154| 347|} ssh_send_kex: 1159| 508|{ 1160| 508| struct ssh_kex_struct *kex = (session->server ? ------------------ | Branch (1160:35): [True: 0, False: 508] ------------------ 1161| 0| &session->next_crypto->server_kex : 1162| 508| &session->next_crypto->client_kex); 1163| 508| ssh_string str = NULL; 1164| 508| int i; 1165| 508| int rc; 1166| 508| int first_kex_packet_follows = 0; 1167| | 1168| | /* Only client can initiate the handshake methods we implement. If we 1169| | * already received the peer mechanisms, there is no point in guessing */ 1170| 508| if (session->client && ------------------ | Branch (1170:9): [True: 508, False: 0] ------------------ 1171| 508| session->session_state != SSH_SESSION_STATE_KEXINIT_RECEIVED && ------------------ | Branch (1171:9): [True: 508, False: 0] ------------------ 1172| 508| session->send_first_kex_follows) { ------------------ | Branch (1172:9): [True: 0, False: 508] ------------------ 1173| 0| first_kex_packet_follows = 1; 1174| 0| } 1175| | 1176| 508| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 508| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1177| 508| "Sending KEXINIT packet, first_kex_packet_follows = %d", 1178| 508| first_kex_packet_follows); 1179| | 1180| 508| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 508| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 508| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 508| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 508|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 508| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 508| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 508|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1181| 508| "bP", 1182| 508| SSH2_MSG_KEXINIT, 1183| 508| (size_t)16, 1184| 508| kex->cookie); /* cookie */ 1185| 508| if (rc != SSH_OK) ------------------ | | 316| 508|#define SSH_OK 0 /* No error */ ------------------ | Branch (1185:9): [True: 0, False: 508] ------------------ 1186| 0| goto error; 1187| 508| if (ssh_hashbufout_add_cookie(session) < 0) { ------------------ | Branch (1187:9): [True: 0, False: 508] ------------------ 1188| 0| goto error; 1189| 0| } 1190| | 1191| 508| ssh_list_kex(kex); 1192| | 1193| 5.58k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 5.58k|#define SSH_KEX_METHODS 10 ------------------ | Branch (1193:17): [True: 5.08k, False: 508] ------------------ 1194| 5.08k| str = ssh_string_from_char(kex->methods[i]); 1195| 5.08k| if (str == NULL) { ------------------ | Branch (1195:13): [True: 0, False: 5.08k] ------------------ 1196| 0| goto error; 1197| 0| } 1198| | 1199| 5.08k| rc = ssh_buffer_add_ssh_string(session->out_hashbuf, str); 1200| 5.08k| if (rc < 0) { ------------------ | Branch (1200:13): [True: 0, False: 5.08k] ------------------ 1201| 0| goto error; 1202| 0| } 1203| 5.08k| rc = ssh_buffer_add_ssh_string(session->out_buffer, str); 1204| 5.08k| if (rc < 0) { ------------------ | Branch (1204:13): [True: 0, False: 5.08k] ------------------ 1205| 0| goto error; 1206| 0| } 1207| 5.08k| SSH_STRING_FREE(str); ------------------ | | 915| 5.08k| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 5.08k, False: 0] | | | Branch (915:69): [Folded, False: 5.08k] | | ------------------ ------------------ 1208| 5.08k| str = NULL; 1209| 5.08k| } 1210| | 1211| 508| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 508| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 508| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 508| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 508|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 508| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 508| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 508|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1212| 508| "bd", 1213| 508| first_kex_packet_follows, 1214| 508| 0); 1215| 508| if (rc != SSH_OK) { ------------------ | | 316| 508|#define SSH_OK 0 /* No error */ ------------------ | Branch (1215:9): [True: 0, False: 508] ------------------ 1216| 0| goto error; 1217| 0| } 1218| | 1219| | /* Prepare also the first_kex_packet_follows and reserved to 0 */ 1220| 508| rc = ssh_buffer_add_u8(session->out_hashbuf, first_kex_packet_follows); 1221| 508| if (rc < 0) { ------------------ | Branch (1221:9): [True: 0, False: 508] ------------------ 1222| 0| goto error; 1223| 0| } 1224| 508| rc = ssh_buffer_add_u32(session->out_hashbuf, 0); 1225| 508| if (rc < 0) { ------------------ | Branch (1225:9): [True: 0, False: 508] ------------------ 1226| 0| goto error; 1227| 0| } 1228| | 1229| 508| rc = ssh_packet_send(session); 1230| 508| if (rc == SSH_ERROR) { ------------------ | | 317| 508|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1230:9): [True: 0, False: 508] ------------------ 1231| 0| return -1; 1232| 0| } 1233| | 1234| 508| session->flags |= SSH_SESSION_FLAG_KEXINIT_SENT; ------------------ | | 86| 508|#define SSH_SESSION_FLAG_KEXINIT_SENT 0x0008 ------------------ 1235| 508| SSH_LOG(SSH_LOG_PACKET, "SSH_MSG_KEXINIT sent"); ------------------ | | 281| 508| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1236| | 1237| | /* If we indicated that we are sending the guessed key exchange packet, 1238| | * do it now. The packet is simple, but we need to do some preparations */ 1239| 508| if (first_kex_packet_follows == 1) { ------------------ | Branch (1239:9): [True: 0, False: 508] ------------------ 1240| 0| char *list = kex->methods[SSH_KEX]; 1241| 0| const char *colon = strchr(list, ','); 1242| 0| size_t kex_name_len = colon ? (size_t)(colon - list) : strlen(list); ------------------ | Branch (1242:31): [True: 0, False: 0] ------------------ 1243| 0| char *kex_name = calloc(kex_name_len + 1, 1); 1244| 0| if (kex_name == NULL) { ------------------ | Branch (1244:13): [True: 0, False: 0] ------------------ 1245| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1246| 0| goto error; 1247| 0| } 1248| 0| snprintf(kex_name, kex_name_len + 1, "%.*s", (int)kex_name_len, list); 1249| 0| SSH_LOG(SSH_LOG_TRACE, "Sending the first kex packet for %s", kex_name); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1250| | 1251| 0| session->next_crypto->kex_type = kex_select_kex_type(kex_name); 1252| 0| free(kex_name); 1253| | 1254| | /* run the first step of the DH handshake */ 1255| 0| session->dh_handshake_state = DH_STATE_INIT; 1256| 0| if (dh_handshake(session) == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1256:13): [True: 0, False: 0] ------------------ 1257| 0| goto error; 1258| 0| } 1259| 0| } 1260| 508| return 0; 1261| | 1262| 0|error: 1263| 0| ssh_buffer_reinit(session->out_buffer); 1264| 0| ssh_buffer_reinit(session->out_hashbuf); 1265| 0| SSH_STRING_FREE(str); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1266| | 1267| 0| return -1; 1268| 508|} ssh_keep_known_algos: 1324| 2.31k|{ 1325| 2.31k| if (algo > SSH_LANG_S_C) { ------------------ | Branch (1325:9): [True: 0, False: 2.31k] ------------------ 1326| 0| return NULL; 1327| 0| } 1328| | 1329| 2.31k| return ssh_find_all_matching(supported_methods[algo], list); 1330| 2.31k|} ssh_make_sessionid: 1459| 95|{ 1460| 95| ssh_string num = NULL; 1461| 95| ssh_buffer server_hash = NULL; 1462| 95| ssh_buffer client_hash = NULL; 1463| 95| ssh_buffer buf = NULL; 1464| 95| ssh_string server_pubkey_blob = NULL; 1465| 95|#if !defined(HAVE_LIBCRYPTO) || OPENSSL_VERSION_NUMBER < 0x30000000L 1466| 95| const_bignum client_pubkey, server_pubkey; 1467| |#else 1468| | bignum client_pubkey = NULL, server_pubkey = NULL; 1469| |#endif /* OPENSSL_VERSION_NUMBER */ 1470| 95|#ifdef WITH_GEX 1471| 95|#if !defined(HAVE_LIBCRYPTO) || OPENSSL_VERSION_NUMBER < 0x30000000L 1472| 95| const_bignum modulus, generator; 1473| |#else 1474| | bignum modulus = NULL, generator = NULL; 1475| |#endif /* OPENSSL_VERSION_NUMBER */ 1476| 95|#endif /* WITH_GEX */ 1477| 95| int rc = SSH_ERROR; ------------------ | | 317| 95|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1478| | 1479| 95| buf = ssh_buffer_new(); 1480| 95| if (buf == NULL) { ------------------ | Branch (1480:9): [True: 0, False: 95] ------------------ 1481| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1482| 0| return rc; 1483| 0| } 1484| | 1485| 95| rc = ssh_buffer_pack(buf, ------------------ | | 50| 95| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 95| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 95| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 95|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 95| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 95| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 95|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1486| 95| "ss", 1487| 95| session->clientbanner, 1488| 95| session->serverbanner); 1489| 95| if (rc == SSH_ERROR) { ------------------ | | 317| 95|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1489:9): [True: 0, False: 95] ------------------ 1490| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1491| 0| SSH_FATAL, 1492| 0| "Failed to pack client and server banner"); 1493| 0| goto error; 1494| 0| } 1495| | 1496| 95| if (session->client) { ------------------ | Branch (1496:9): [True: 95, False: 0] ------------------ 1497| 95| server_hash = session->in_hashbuf; 1498| 95| client_hash = session->out_hashbuf; 1499| 95| } else { 1500| 0| server_hash = session->out_hashbuf; 1501| 0| client_hash = session->in_hashbuf; 1502| 0| } 1503| | 1504| 95| rc = ssh_dh_get_next_server_publickey_blob(session, &server_pubkey_blob); 1505| 95| if (rc != SSH_OK) { ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ | Branch (1505:9): [True: 0, False: 95] ------------------ 1506| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1507| 0| SSH_FATAL, 1508| 0| "Failed to get next server pubkey blob"); 1509| 0| goto error; 1510| 0| } 1511| | 1512| 95| if (server_pubkey_blob == NULL) { ------------------ | Branch (1512:9): [True: 0, False: 95] ------------------ 1513| 0| if ((session->server && ssh_kex_is_gss(session->next_crypto)) || ------------------ | Branch (1513:14): [True: 0, False: 0] | Branch (1513:33): [True: 0, False: 0] ------------------ 1514| 0| session->opts.gssapi_key_exchange) { ------------------ | Branch (1514:13): [True: 0, False: 0] ------------------ 1515| 0| server_pubkey_blob = ssh_string_new(0); 1516| 0| if (server_pubkey_blob == NULL) { ------------------ | Branch (1516:17): [True: 0, False: 0] ------------------ 1517| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1518| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1519| 0| goto error; 1520| 0| } 1521| 0| } 1522| 0| } 1523| | 1524| 95| rc = ssh_buffer_pack(buf, ------------------ | | 50| 95| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 95| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 95| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 95|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 95| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 95| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 95|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1525| 95| "dPdPS", 1526| 95| ssh_buffer_get_len(client_hash), 1527| 95| (size_t)ssh_buffer_get_len(client_hash), 1528| 95| ssh_buffer_get(client_hash), 1529| 95| ssh_buffer_get_len(server_hash), 1530| 95| (size_t)ssh_buffer_get_len(server_hash), 1531| 95| ssh_buffer_get(server_hash), 1532| 95| server_pubkey_blob); 1533| 95| SSH_STRING_FREE(server_pubkey_blob); ------------------ | | 915| 95| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 95, False: 0] | | | Branch (915:69): [Folded, False: 95] | | ------------------ ------------------ 1534| 95| if (rc != SSH_OK){ ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ | Branch (1534:9): [True: 0, False: 95] ------------------ 1535| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1536| 0| SSH_FATAL, 1537| 0| "Failed to pack hashes and pubkey blob"); 1538| 0| goto error; 1539| 0| } 1540| | 1541| 95| switch(session->next_crypto->kex_type) { 1542| 0| case SSH_KEX_DH_GROUP1_SHA1: ------------------ | Branch (1542:5): [True: 0, False: 95] ------------------ 1543| 0| case SSH_KEX_DH_GROUP14_SHA1: ------------------ | Branch (1543:5): [True: 0, False: 95] ------------------ 1544| 11| case SSH_KEX_DH_GROUP14_SHA256: ------------------ | Branch (1544:5): [True: 11, False: 84] ------------------ 1545| 11| case SSH_GSS_KEX_DH_GROUP14_SHA256: ------------------ | Branch (1545:5): [True: 0, False: 95] ------------------ 1546| 32| case SSH_KEX_DH_GROUP16_SHA512: ------------------ | Branch (1546:5): [True: 21, False: 74] ------------------ 1547| 32| case SSH_GSS_KEX_DH_GROUP16_SHA512: ------------------ | Branch (1547:5): [True: 0, False: 95] ------------------ 1548| 42| case SSH_KEX_DH_GROUP18_SHA512: ------------------ | Branch (1548:5): [True: 10, False: 85] ------------------ 1549| 42| rc = ssh_dh_keypair_get_keys(session->next_crypto->dh_ctx, 1550| 42| DH_CLIENT_KEYPAIR, NULL, &client_pubkey); ------------------ | | 30| 42|#define DH_CLIENT_KEYPAIR 0 ------------------ 1551| 42| if (rc != SSH_OK) { ------------------ | | 316| 42|#define SSH_OK 0 /* No error */ ------------------ | Branch (1551:13): [True: 0, False: 42] ------------------ 1552| 0| goto error; 1553| 0| } 1554| 42| rc = ssh_dh_keypair_get_keys(session->next_crypto->dh_ctx, 1555| 42| DH_SERVER_KEYPAIR, NULL, &server_pubkey); ------------------ | | 31| 42|#define DH_SERVER_KEYPAIR 1 ------------------ 1556| 42| if (rc != SSH_OK) { ------------------ | | 316| 42|#define SSH_OK 0 /* No error */ ------------------ | Branch (1556:13): [True: 0, False: 42] ------------------ 1557| 0| goto error; 1558| 0| } 1559| 42| rc = ssh_buffer_pack(buf, ------------------ | | 50| 42| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 42| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 42| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 42|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 42| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 42| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 42|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1560| 42| "BB", 1561| 42| client_pubkey, 1562| 42| server_pubkey); 1563| 42| if (rc != SSH_OK) { ------------------ | | 316| 42|#define SSH_OK 0 /* No error */ ------------------ | Branch (1563:13): [True: 0, False: 42] ------------------ 1564| 0| ssh_set_error(session, SSH_FATAL, "Failed to pack DH pubkeys"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1565| 0| goto error; 1566| 0| } 1567| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 1568| | bignum_safe_free(client_pubkey); 1569| | bignum_safe_free(server_pubkey); 1570| |#endif /* OPENSSL_VERSION_NUMBER */ 1571| 42| break; 1572| 42|#ifdef WITH_GEX 1573| 42| case SSH_KEX_DH_GEX_SHA1: ------------------ | Branch (1573:5): [True: 0, False: 95] ------------------ 1574| 0| case SSH_KEX_DH_GEX_SHA256: ------------------ | Branch (1574:5): [True: 0, False: 95] ------------------ 1575| 0| rc = ssh_dh_keypair_get_keys(session->next_crypto->dh_ctx, 1576| 0| DH_CLIENT_KEYPAIR, NULL, &client_pubkey); ------------------ | | 30| 0|#define DH_CLIENT_KEYPAIR 0 ------------------ 1577| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1577:13): [True: 0, False: 0] ------------------ 1578| 0| goto error; 1579| 0| } 1580| 0| rc = ssh_dh_keypair_get_keys(session->next_crypto->dh_ctx, 1581| 0| DH_SERVER_KEYPAIR, NULL, &server_pubkey); ------------------ | | 31| 0|#define DH_SERVER_KEYPAIR 1 ------------------ 1582| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1582:13): [True: 0, False: 0] ------------------ 1583| 0| goto error; 1584| 0| } 1585| 0| rc = ssh_dh_get_parameters(session->next_crypto->dh_ctx, 1586| 0| &modulus, &generator); 1587| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1587:13): [True: 0, False: 0] ------------------ 1588| 0| goto error; 1589| 0| } 1590| 0| rc = ssh_buffer_pack(buf, ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1591| 0| "dddBBBB", 1592| 0| session->next_crypto->dh_pmin, 1593| 0| session->next_crypto->dh_pn, 1594| 0| session->next_crypto->dh_pmax, 1595| 0| modulus, 1596| 0| generator, 1597| 0| client_pubkey, 1598| 0| server_pubkey); 1599| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1599:13): [True: 0, False: 0] ------------------ 1600| 0| ssh_set_error(session, SSH_FATAL, "Failed to pack DH GEX params"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1601| 0| goto error; 1602| 0| } 1603| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 1604| | bignum_safe_free(modulus); 1605| | bignum_safe_free(generator); 1606| |#endif /* OPENSSL_VERSION_NUMBER */ 1607| 0| break; 1608| 0|#endif /* WITH_GEX */ 1609| 0|#ifdef HAVE_ECDH 1610| 0| case SSH_KEX_ECDH_SHA2_NISTP256: ------------------ | Branch (1610:5): [True: 0, False: 95] ------------------ 1611| 0| case SSH_KEX_ECDH_SHA2_NISTP384: ------------------ | Branch (1611:5): [True: 0, False: 95] ------------------ 1612| 0| case SSH_KEX_ECDH_SHA2_NISTP521: ------------------ | Branch (1612:5): [True: 0, False: 95] ------------------ 1613| 0| case SSH_GSS_KEX_ECDH_NISTP256_SHA256: ------------------ | Branch (1613:5): [True: 0, False: 95] ------------------ 1614| 0| if (session->next_crypto->ecdh_client_pubkey == NULL || ------------------ | Branch (1614:13): [True: 0, False: 0] ------------------ 1615| 0| session->next_crypto->ecdh_server_pubkey == NULL) { ------------------ | Branch (1615:13): [True: 0, False: 0] ------------------ 1616| 0| SSH_LOG(SSH_LOG_TRACE, "ECDH parameter missing"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1617| 0| goto error; 1618| 0| } 1619| 0| rc = ssh_buffer_pack(buf, ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1620| 0| "SS", 1621| 0| session->next_crypto->ecdh_client_pubkey, 1622| 0| session->next_crypto->ecdh_server_pubkey); 1623| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1623:13): [True: 0, False: 0] ------------------ 1624| 0| ssh_set_error(session, SSH_FATAL, "Failed to pack ECDH pubkeys"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1625| 0| goto error; 1626| 0| } 1627| 0| break; 1628| 0|#endif /* HAVE_ECDH */ 1629| 0|#ifdef HAVE_CURVE25519 1630| 9| case SSH_KEX_CURVE25519_SHA256: ------------------ | Branch (1630:5): [True: 9, False: 86] ------------------ 1631| 53| case SSH_KEX_CURVE25519_SHA256_LIBSSH_ORG: ------------------ | Branch (1631:5): [True: 44, False: 51] ------------------ 1632| 53| case SSH_GSS_KEX_CURVE25519_SHA256: ------------------ | Branch (1632:5): [True: 0, False: 95] ------------------ 1633| 53| rc = ssh_buffer_pack(buf, ------------------ | | 50| 53| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 53| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 53| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 53|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 53| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 53| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 53|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1634| 53| "dPdP", 1635| 53| CURVE25519_PUBKEY_SIZE, 1636| 53| (size_t)CURVE25519_PUBKEY_SIZE, 1637| 53| session->next_crypto->curve25519_client_pubkey, 1638| 53| CURVE25519_PUBKEY_SIZE, 1639| 53| (size_t)CURVE25519_PUBKEY_SIZE, 1640| 53| session->next_crypto->curve25519_server_pubkey); 1641| | 1642| 53| if (rc != SSH_OK) { ------------------ | | 316| 53|#define SSH_OK 0 /* No error */ ------------------ | Branch (1642:13): [True: 0, False: 53] ------------------ 1643| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1644| 0| SSH_FATAL, 1645| 0| "Failed to pack Curve25519 pubkeys"); 1646| 0| goto error; 1647| 0| } 1648| 53| break; 1649| 53|#endif /* HAVE_CURVE25519 */ 1650| 53|#ifdef HAVE_SNTRUP761 1651| 53| case SSH_KEX_SNTRUP761X25519_SHA512: ------------------ | Branch (1651:5): [True: 0, False: 95] ------------------ 1652| 0| case SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM: ------------------ | Branch (1652:5): [True: 0, False: 95] ------------------ 1653| 0| rc = ssh_buffer_pack(buf, ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1654| 0| "dPPdPP", 1655| 0| SNTRUP761_PUBLICKEY_SIZE + CURVE25519_PUBKEY_SIZE, 1656| 0| (size_t)SNTRUP761_PUBLICKEY_SIZE, 1657| 0| session->next_crypto->sntrup761_client_pubkey, 1658| 0| (size_t)CURVE25519_PUBKEY_SIZE, 1659| 0| session->next_crypto->curve25519_client_pubkey, 1660| 0| SNTRUP761_CIPHERTEXT_SIZE + CURVE25519_PUBKEY_SIZE, 1661| 0| (size_t)SNTRUP761_CIPHERTEXT_SIZE, 1662| 0| session->next_crypto->sntrup761_ciphertext, 1663| 0| (size_t)CURVE25519_PUBKEY_SIZE, 1664| 0| session->next_crypto->curve25519_server_pubkey); 1665| | 1666| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1666:13): [True: 0, False: 0] ------------------ 1667| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1668| 0| SSH_FATAL, 1669| 0| "Failed to pack SNTRU Prime params"); 1670| 0| goto error; 1671| 0| } 1672| 0| break; 1673| 0|#endif /* HAVE_SNTRUP761 */ 1674| 0| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (1674:5): [True: 0, False: 95] ------------------ 1675| 0| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (1675:5): [True: 0, False: 95] ------------------ 1676| |#ifdef HAVE_MLKEM1024 1677| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 1678| |#endif 1679| 0| rc = ssh_buffer_pack(buf, ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1680| 0| "SS", 1681| 0| session->next_crypto->hybrid_client_init, 1682| 0| session->next_crypto->hybrid_server_reply); 1683| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1683:13): [True: 0, False: 0] ------------------ 1684| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1685| 0| SSH_FATAL, 1686| 0| "Failed to pack ML-KEM individual components"); 1687| 0| goto error; 1688| 0| } 1689| 0| break; 1690| 0| default: ------------------ | Branch (1690:5): [True: 0, False: 95] ------------------ 1691| | /* Handle unsupported kex types - this should not happen in normal operation */ 1692| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1693| 0| ssh_set_error(session, SSH_FATAL, "Unsupported KEX algorithm"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1694| 0| goto error; 1695| 95| } 1696| 95| switch (session->next_crypto->kex_type) { 1697| 0| case SSH_KEX_SNTRUP761X25519_SHA512: ------------------ | Branch (1697:5): [True: 0, False: 95] ------------------ 1698| 0| case SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM: ------------------ | Branch (1698:5): [True: 0, False: 95] ------------------ 1699| 0| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (1699:5): [True: 0, False: 95] ------------------ 1700| 0| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (1700:5): [True: 0, False: 95] ------------------ 1701| |#ifdef HAVE_MLKEM1024 1702| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 1703| |#endif 1704| 0| rc = ssh_buffer_pack(buf, "S", session->next_crypto->hybrid_shared_secret); ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1705| 0| break; 1706| 95| default: ------------------ | Branch (1706:5): [True: 95, False: 0] ------------------ 1707| 95| rc = ssh_buffer_pack(buf, "B", session->next_crypto->shared_secret); ------------------ | | 50| 95| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 95| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 95| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 95|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 95| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 95| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 95|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1708| 95| break; 1709| 95| } 1710| 95| if (rc != SSH_OK) { ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ | Branch (1710:9): [True: 0, False: 95] ------------------ 1711| 0| ssh_set_error(session, SSH_FATAL, "Failed to pack shared secret"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1712| 0| goto error; 1713| 0| } 1714| | 1715| |#ifdef DEBUG_CRYPTO 1716| | ssh_log_hexdump("hash buffer", ssh_buffer_get(buf), ssh_buffer_get_len(buf)); 1717| |#endif 1718| | 1719| | /* Set rc for the following switch statement in case we goto error. */ 1720| 95| rc = SSH_ERROR; ------------------ | | 317| 95|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1721| 95| switch (session->next_crypto->kex_type) { 1722| 0| case SSH_KEX_DH_GROUP1_SHA1: ------------------ | Branch (1722:5): [True: 0, False: 95] ------------------ 1723| 0| case SSH_KEX_DH_GROUP14_SHA1: ------------------ | Branch (1723:5): [True: 0, False: 95] ------------------ 1724| 0|#ifdef WITH_GEX 1725| 0| case SSH_KEX_DH_GEX_SHA1: ------------------ | Branch (1725:5): [True: 0, False: 95] ------------------ 1726| 0|#endif /* WITH_GEX */ 1727| 0| session->next_crypto->digest_len = SHA_DIGEST_LENGTH; 1728| 0| session->next_crypto->digest_type = SSH_KDF_SHA1; 1729| 0| session->next_crypto->secret_hash = malloc(session->next_crypto->digest_len); 1730| 0| if (session->next_crypto->secret_hash == NULL) { ------------------ | Branch (1730:13): [True: 0, False: 0] ------------------ 1731| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1732| 0| goto error; 1733| 0| } 1734| 0| sha1(ssh_buffer_get(buf), ssh_buffer_get_len(buf), 1735| 0| session->next_crypto->secret_hash); 1736| 0| break; 1737| 11| case SSH_KEX_DH_GROUP14_SHA256: ------------------ | Branch (1737:5): [True: 11, False: 84] ------------------ 1738| 11| case SSH_GSS_KEX_DH_GROUP14_SHA256: ------------------ | Branch (1738:5): [True: 0, False: 95] ------------------ 1739| 11| case SSH_KEX_ECDH_SHA2_NISTP256: ------------------ | Branch (1739:5): [True: 0, False: 95] ------------------ 1740| 20| case SSH_KEX_CURVE25519_SHA256: ------------------ | Branch (1740:5): [True: 9, False: 86] ------------------ 1741| 64| case SSH_KEX_CURVE25519_SHA256_LIBSSH_ORG: ------------------ | Branch (1741:5): [True: 44, False: 51] ------------------ 1742| 64| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (1742:5): [True: 0, False: 95] ------------------ 1743| 64| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (1743:5): [True: 0, False: 95] ------------------ 1744| 64| case SSH_GSS_KEX_ECDH_NISTP256_SHA256: ------------------ | Branch (1744:5): [True: 0, False: 95] ------------------ 1745| 64| case SSH_GSS_KEX_CURVE25519_SHA256: ------------------ | Branch (1745:5): [True: 0, False: 95] ------------------ 1746| 64|#ifdef WITH_GEX 1747| 64| case SSH_KEX_DH_GEX_SHA256: ------------------ | Branch (1747:5): [True: 0, False: 95] ------------------ 1748| 64|#endif /* WITH_GEX */ 1749| 64| session->next_crypto->digest_len = SHA256_DIGEST_LENGTH; 1750| 64| session->next_crypto->digest_type = SSH_KDF_SHA256; 1751| 64| session->next_crypto->secret_hash = malloc(session->next_crypto->digest_len); 1752| 64| if (session->next_crypto->secret_hash == NULL) { ------------------ | Branch (1752:13): [True: 0, False: 64] ------------------ 1753| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1754| 0| goto error; 1755| 0| } 1756| 64| sha256(ssh_buffer_get(buf), ssh_buffer_get_len(buf), 1757| 64| session->next_crypto->secret_hash); 1758| 64| break; 1759| 0| case SSH_KEX_ECDH_SHA2_NISTP384: ------------------ | Branch (1759:5): [True: 0, False: 95] ------------------ 1760| |#ifdef HAVE_MLKEM1024 1761| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 1762| |#endif 1763| 0| session->next_crypto->digest_len = SHA384_DIGEST_LENGTH; 1764| 0| session->next_crypto->digest_type = SSH_KDF_SHA384; 1765| 0| session->next_crypto->secret_hash = malloc(session->next_crypto->digest_len); 1766| 0| if (session->next_crypto->secret_hash == NULL) { ------------------ | Branch (1766:13): [True: 0, False: 0] ------------------ 1767| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1768| 0| goto error; 1769| 0| } 1770| 0| sha384(ssh_buffer_get(buf), ssh_buffer_get_len(buf), 1771| 0| session->next_crypto->secret_hash); 1772| 0| break; 1773| 21| case SSH_KEX_DH_GROUP16_SHA512: ------------------ | Branch (1773:5): [True: 21, False: 74] ------------------ 1774| 21| case SSH_GSS_KEX_DH_GROUP16_SHA512: ------------------ | Branch (1774:5): [True: 0, False: 95] ------------------ 1775| 31| case SSH_KEX_DH_GROUP18_SHA512: ------------------ | Branch (1775:5): [True: 10, False: 85] ------------------ 1776| 31| case SSH_KEX_ECDH_SHA2_NISTP521: ------------------ | Branch (1776:5): [True: 0, False: 95] ------------------ 1777| 31| case SSH_KEX_SNTRUP761X25519_SHA512: ------------------ | Branch (1777:5): [True: 0, False: 95] ------------------ 1778| 31| case SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM: ------------------ | Branch (1778:5): [True: 0, False: 95] ------------------ 1779| 31| session->next_crypto->digest_len = SHA512_DIGEST_LENGTH; 1780| 31| session->next_crypto->digest_type = SSH_KDF_SHA512; 1781| 31| session->next_crypto->secret_hash = malloc(session->next_crypto->digest_len); 1782| 31| if (session->next_crypto->secret_hash == NULL) { ------------------ | Branch (1782:13): [True: 0, False: 31] ------------------ 1783| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1784| 0| goto error; 1785| 0| } 1786| 31| sha512(ssh_buffer_get(buf), 1787| 31| ssh_buffer_get_len(buf), 1788| 31| session->next_crypto->secret_hash); 1789| 31| break; 1790| 0| default: ------------------ | Branch (1790:5): [True: 0, False: 95] ------------------ 1791| | /* Handle unsupported kex types - this should not happen in normal operation */ 1792| 0| ssh_set_error(session, SSH_FATAL, "Unsupported KEX algorithm for hash computation"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1793| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1794| 0| goto error; 1795| 95| } 1796| | 1797| | /* During the first kex, secret hash and session ID are equal. However, after 1798| | * a key re-exchange, a new secret hash is calculated. This hash will not replace 1799| | * but complement existing session id. 1800| | */ 1801| 95| if (!session->next_crypto->session_id) { ------------------ | Branch (1801:9): [True: 95, False: 0] ------------------ 1802| 95| session->next_crypto->session_id = malloc(session->next_crypto->digest_len); 1803| 95| if (session->next_crypto->session_id == NULL) { ------------------ | Branch (1803:13): [True: 0, False: 95] ------------------ 1804| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1805| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1806| 0| goto error; 1807| 0| } 1808| 95| memcpy(session->next_crypto->session_id, session->next_crypto->secret_hash, 1809| 95| session->next_crypto->digest_len); 1810| | /* Initial length is the same as secret hash */ 1811| 95| session->next_crypto->session_id_len = session->next_crypto->digest_len; 1812| 95| } 1813| |#ifdef DEBUG_CRYPTO 1814| | SSH_LOG(SSH_LOG_DEBUG, "Session hash: \n"); 1815| | ssh_log_hexdump("secret hash", session->next_crypto->secret_hash, session->next_crypto->digest_len); 1816| | ssh_log_hexdump("session id", session->next_crypto->session_id, session->next_crypto->session_id_len); 1817| |#endif /* DEBUG_CRYPTO */ 1818| | 1819| 95| rc = SSH_OK; ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ 1820| 95|error: 1821| 95| SSH_BUFFER_FREE(buf); ------------------ | | 957| 95| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 95, False: 0] | | | Branch (957:69): [Folded, False: 95] | | ------------------ ------------------ 1822| 95| SSH_BUFFER_FREE(client_hash); ------------------ | | 957| 95| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 95, False: 0] | | | Branch (957:69): [Folded, False: 95] | | ------------------ ------------------ 1823| 95| SSH_BUFFER_FREE(server_hash); ------------------ | | 957| 95| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 95, False: 0] | | | Branch (957:69): [Folded, False: 95] | | ------------------ ------------------ 1824| | 1825| 95| session->in_hashbuf = NULL; 1826| 95| session->out_hashbuf = NULL; 1827| | 1828| 95| SSH_STRING_FREE(num); ------------------ | | 915| 95| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 95] | | | Branch (915:69): [Folded, False: 95] | | ------------------ ------------------ 1829| |#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L 1830| | bignum_safe_free(client_pubkey); 1831| | bignum_safe_free(server_pubkey); 1832| |#endif /* OPENSSL_VERSION_NUMBER */ 1833| | 1834| 95| return rc; 1835| 95|} ssh_hashbufout_add_cookie: 1838| 508|{ 1839| 508| int rc; 1840| | 1841| 508| session->out_hashbuf = ssh_buffer_new(); 1842| 508| if (session->out_hashbuf == NULL) { ------------------ | Branch (1842:9): [True: 0, False: 508] ------------------ 1843| 0| return -1; 1844| 0| } 1845| | 1846| 508| rc = ssh_buffer_allocate_size(session->out_hashbuf, 1847| 508| sizeof(uint8_t) + 16); 1848| 508| if (rc < 0) { ------------------ | Branch (1848:9): [True: 0, False: 508] ------------------ 1849| 0| ssh_buffer_reinit(session->out_hashbuf); 1850| 0| return -1; 1851| 0| } 1852| | 1853| 508| if (ssh_buffer_add_u8(session->out_hashbuf, 20) < 0) { ------------------ | Branch (1853:9): [True: 0, False: 508] ------------------ 1854| 0| ssh_buffer_reinit(session->out_hashbuf); 1855| 0| return -1; 1856| 0| } 1857| | 1858| 508| if (session->server) { ------------------ | Branch (1858:9): [True: 0, False: 508] ------------------ 1859| 0| if (ssh_buffer_add_data(session->out_hashbuf, ------------------ | Branch (1859:13): [True: 0, False: 0] ------------------ 1860| 0| session->next_crypto->server_kex.cookie, 16) < 0) { 1861| 0| ssh_buffer_reinit(session->out_hashbuf); 1862| 0| return -1; 1863| 0| } 1864| 508| } else { 1865| 508| if (ssh_buffer_add_data(session->out_hashbuf, ------------------ | Branch (1865:13): [True: 0, False: 508] ------------------ 1866| 508| session->next_crypto->client_kex.cookie, 16) < 0) { 1867| 0| ssh_buffer_reinit(session->out_hashbuf); 1868| 0| return -1; 1869| 0| } 1870| 508| } 1871| | 1872| 508| return 0; 1873| 508|} ssh_hashbufin_add_cookie: 1876| 369|{ 1877| 369| int rc; 1878| | 1879| 369| session->in_hashbuf = ssh_buffer_new(); 1880| 369| if (session->in_hashbuf == NULL) { ------------------ | Branch (1880:9): [True: 0, False: 369] ------------------ 1881| 0| return -1; 1882| 0| } 1883| | 1884| 369| rc = ssh_buffer_allocate_size(session->in_hashbuf, 1885| 369| sizeof(uint8_t) + 20 + 16); 1886| 369| if (rc < 0) { ------------------ | Branch (1886:9): [True: 0, False: 369] ------------------ 1887| 0| ssh_buffer_reinit(session->in_hashbuf); 1888| 0| return -1; 1889| 0| } 1890| | 1891| 369| if (ssh_buffer_add_u8(session->in_hashbuf, 20) < 0) { ------------------ | Branch (1891:9): [True: 0, False: 369] ------------------ 1892| 0| ssh_buffer_reinit(session->in_hashbuf); 1893| 0| return -1; 1894| 0| } 1895| 369| if (ssh_buffer_add_data(session->in_hashbuf,cookie, 16) < 0) { ------------------ | Branch (1895:9): [True: 0, False: 369] ------------------ 1896| 0| ssh_buffer_reinit(session->in_hashbuf); 1897| 0| return -1; 1898| 0| } 1899| | 1900| 369| return 0; 1901| 369|} ssh_generate_session_keys: 1904| 95|{ 1905| 95| ssh_string k_string = NULL; 1906| 95| struct ssh_crypto_struct *crypto = session->next_crypto; 1907| 95| unsigned char *key = NULL; 1908| 95| unsigned char *IV_cli_to_srv = NULL; 1909| 95| unsigned char *IV_srv_to_cli = NULL; 1910| 95| unsigned char *enckey_cli_to_srv = NULL; 1911| 95| unsigned char *enckey_srv_to_cli = NULL; 1912| 95| unsigned char *intkey_cli_to_srv = NULL; 1913| 95| unsigned char *intkey_srv_to_cli = NULL; 1914| 95| size_t key_len = 0; 1915| 95| size_t IV_len = 0; 1916| 95| size_t enckey_cli_to_srv_len = 0; 1917| 95| size_t enckey_srv_to_cli_len = 0; 1918| 95| size_t intkey_cli_to_srv_len = 0; 1919| 95| size_t intkey_srv_to_cli_len = 0; 1920| 95| int rc = -1; 1921| | 1922| 95| switch (session->next_crypto->kex_type) { 1923| 0| case SSH_KEX_SNTRUP761X25519_SHA512: ------------------ | Branch (1923:5): [True: 0, False: 95] ------------------ 1924| 0| case SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM: ------------------ | Branch (1924:5): [True: 0, False: 95] ------------------ 1925| 0| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (1925:5): [True: 0, False: 95] ------------------ 1926| 0| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (1926:5): [True: 0, False: 95] ------------------ 1927| |#ifdef HAVE_MLKEM1024 1928| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 1929| |#endif 1930| 0| k_string = ssh_string_copy(crypto->hybrid_shared_secret); 1931| 0| break; 1932| 95| default: ------------------ | Branch (1932:5): [True: 95, False: 0] ------------------ 1933| 95| k_string = ssh_make_bignum_string(crypto->shared_secret); 1934| 95| break; 1935| 95| } 1936| 95| if (k_string == NULL) { ------------------ | Branch (1936:9): [True: 0, False: 95] ------------------ 1937| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1938| 0| goto error; 1939| 0| } 1940| | /* See RFC4251 Section 5 for the definition of mpint which is the 1941| | * encoding we need to use for key in the SSH KDF */ 1942| 95| key = (unsigned char *)k_string; 1943| 95| key_len = ssh_string_len(k_string) + 4; 1944| | 1945| 95| IV_len = crypto->digest_len; 1946| 95| if (session->client) { ------------------ | Branch (1946:9): [True: 95, False: 0] ------------------ 1947| 95| enckey_cli_to_srv_len = crypto->out_cipher->keysize / 8; 1948| 95| enckey_srv_to_cli_len = crypto->in_cipher->keysize / 8; 1949| 95| intkey_cli_to_srv_len = hmac_digest_len(crypto->out_hmac); 1950| 95| intkey_srv_to_cli_len = hmac_digest_len(crypto->in_hmac); 1951| 95| } else { 1952| 0| enckey_cli_to_srv_len = crypto->in_cipher->keysize / 8; 1953| 0| enckey_srv_to_cli_len = crypto->out_cipher->keysize / 8; 1954| 0| intkey_cli_to_srv_len = hmac_digest_len(crypto->in_hmac); 1955| 0| intkey_srv_to_cli_len = hmac_digest_len(crypto->out_hmac); 1956| 0| } 1957| | 1958| 95| IV_cli_to_srv = malloc(IV_len); 1959| 95| IV_srv_to_cli = malloc(IV_len); 1960| 95| enckey_cli_to_srv = malloc(enckey_cli_to_srv_len); 1961| 95| enckey_srv_to_cli = malloc(enckey_srv_to_cli_len); 1962| 95| intkey_cli_to_srv = malloc(intkey_cli_to_srv_len); 1963| 95| intkey_srv_to_cli = malloc(intkey_srv_to_cli_len); 1964| 95| if (IV_cli_to_srv == NULL || IV_srv_to_cli == NULL || ------------------ | Branch (1964:9): [True: 0, False: 95] | Branch (1964:34): [True: 0, False: 95] ------------------ 1965| 95| enckey_cli_to_srv == NULL || enckey_srv_to_cli == NULL || ------------------ | Branch (1965:9): [True: 0, False: 95] | Branch (1965:38): [True: 0, False: 95] ------------------ 1966| 95| intkey_cli_to_srv == NULL || intkey_srv_to_cli == NULL) { ------------------ | Branch (1966:9): [True: 0, False: 95] | Branch (1966:38): [True: 0, False: 95] ------------------ 1967| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1968| 0| goto error; 1969| 0| } 1970| | 1971| | /* IV */ 1972| 95| rc = ssh_kdf(crypto, key, key_len, 'A', IV_cli_to_srv, IV_len); 1973| 95| if (rc < 0) { ------------------ | Branch (1973:9): [True: 0, False: 95] ------------------ 1974| 0| goto error; 1975| 0| } 1976| 95| rc = ssh_kdf(crypto, key, key_len, 'B', IV_srv_to_cli, IV_len); 1977| 95| if (rc < 0) { ------------------ | Branch (1977:9): [True: 0, False: 95] ------------------ 1978| 0| goto error; 1979| 0| } 1980| | /* Encryption Key */ 1981| 95| rc = ssh_kdf(crypto, key, key_len, 'C', enckey_cli_to_srv, 1982| 95| enckey_cli_to_srv_len); 1983| 95| if (rc < 0) { ------------------ | Branch (1983:9): [True: 0, False: 95] ------------------ 1984| 0| goto error; 1985| 0| } 1986| 95| rc = ssh_kdf(crypto, key, key_len, 'D', enckey_srv_to_cli, 1987| 95| enckey_srv_to_cli_len); 1988| 95| if (rc < 0) { ------------------ | Branch (1988:9): [True: 0, False: 95] ------------------ 1989| 0| goto error; 1990| 0| } 1991| | /* Integrity Key */ 1992| 95| rc = ssh_kdf(crypto, key, key_len, 'E', intkey_cli_to_srv, 1993| 95| intkey_cli_to_srv_len); 1994| 95| if (rc < 0) { ------------------ | Branch (1994:9): [True: 0, False: 95] ------------------ 1995| 0| goto error; 1996| 0| } 1997| 95| rc = ssh_kdf(crypto, key, key_len, 'F', intkey_srv_to_cli, 1998| 95| intkey_srv_to_cli_len); 1999| 95| if (rc < 0) { ------------------ | Branch (1999:9): [True: 0, False: 95] ------------------ 2000| 0| goto error; 2001| 0| } 2002| | 2003| 95| if (session->client) { ------------------ | Branch (2003:9): [True: 95, False: 0] ------------------ 2004| 95| crypto->encryptIV = IV_cli_to_srv; 2005| 95| crypto->decryptIV = IV_srv_to_cli; 2006| 95| crypto->encryptkey = enckey_cli_to_srv; 2007| 95| crypto->decryptkey = enckey_srv_to_cli; 2008| 95| crypto->encryptMAC = intkey_cli_to_srv; 2009| 95| crypto->decryptMAC = intkey_srv_to_cli; 2010| 95| } else { 2011| 0| crypto->encryptIV = IV_srv_to_cli; 2012| 0| crypto->decryptIV = IV_cli_to_srv; 2013| 0| crypto->encryptkey = enckey_srv_to_cli; 2014| 0| crypto->decryptkey = enckey_cli_to_srv; 2015| 0| crypto->encryptMAC = intkey_srv_to_cli; 2016| 0| crypto->decryptMAC = intkey_cli_to_srv; 2017| 0| } 2018| | 2019| |#ifdef DEBUG_CRYPTO 2020| | ssh_log_hexdump("Client to Server IV", IV_cli_to_srv, IV_len); 2021| | ssh_log_hexdump("Server to Client IV", IV_srv_to_cli, IV_len); 2022| | ssh_log_hexdump("Client to Server Encryption Key", enckey_cli_to_srv, 2023| | enckey_cli_to_srv_len); 2024| | ssh_log_hexdump("Server to Client Encryption Key", enckey_srv_to_cli, 2025| | enckey_srv_to_cli_len); 2026| | ssh_log_hexdump("Client to Server Integrity Key", intkey_cli_to_srv, 2027| | intkey_cli_to_srv_len); 2028| | ssh_log_hexdump("Server to Client Integrity Key", intkey_srv_to_cli, 2029| | intkey_srv_to_cli_len); 2030| |#endif /* DEBUG_CRYPTO */ 2031| | 2032| 95| rc = 0; 2033| 95|error: 2034| 95| ssh_string_burn(k_string); 2035| 95| SSH_STRING_FREE(k_string); ------------------ | | 915| 95| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 95, False: 0] | | | Branch (915:69): [Folded, False: 95] | | ------------------ ------------------ 2036| 95| if (rc != 0) { ------------------ | Branch (2036:9): [True: 0, False: 95] ------------------ 2037| 0| free(IV_cli_to_srv); 2038| 0| free(IV_srv_to_cli); 2039| 0| free(enckey_cli_to_srv); 2040| 0| free(enckey_srv_to_cli); 2041| 0| free(intkey_cli_to_srv); 2042| 0| free(intkey_srv_to_cli); 2043| 0| } 2044| | 2045| 95| return rc; 2046| 95|} ssh_kex_is_gss: 2055| 1|{ 2056| 1| switch (crypto->kex_type) { 2057| 0| case SSH_GSS_KEX_DH_GROUP14_SHA256: ------------------ | Branch (2057:5): [True: 0, False: 1] ------------------ 2058| 0| case SSH_GSS_KEX_DH_GROUP16_SHA512: ------------------ | Branch (2058:5): [True: 0, False: 1] ------------------ 2059| 0| case SSH_GSS_KEX_ECDH_NISTP256_SHA256: ------------------ | Branch (2059:5): [True: 0, False: 1] ------------------ 2060| 0| case SSH_GSS_KEX_CURVE25519_SHA256: ------------------ | Branch (2060:5): [True: 0, False: 1] ------------------ 2061| 0| return true; 2062| 1| default: ------------------ | Branch (2062:5): [True: 1, False: 0] ------------------ 2063| | return false; 2064| 1| } 2065| 1|} kex.c:cmp_first_kex_algo: 361| 199| const char *server_str) { 362| 199| size_t client_kex_len; 363| 199| size_t server_kex_len; 364| | 365| 199| const char *colon = NULL; 366| | 367| 199| int is_wrong = 1; 368| | 369| 199| if (client_str == NULL || server_str == NULL) { ------------------ | Branch (369:9): [True: 0, False: 199] | Branch (369:31): [True: 0, False: 199] ------------------ 370| 0| return is_wrong; 371| 0| } 372| | 373| 199| colon = strchr(client_str, ','); 374| 199| if (colon == NULL) { ------------------ | Branch (374:9): [True: 0, False: 199] ------------------ 375| 0| client_kex_len = strlen(client_str); 376| 199| } else { 377| 199| client_kex_len = colon - client_str; 378| 199| } 379| | 380| 199| colon = strchr(server_str, ','); 381| 199| if (colon == NULL) { ------------------ | Branch (381:9): [True: 7, False: 192] ------------------ 382| 7| server_kex_len = strlen(server_str); 383| 192| } else { 384| 192| server_kex_len = colon - server_str; 385| 192| } 386| | 387| 199| if (client_kex_len != server_kex_len) { ------------------ | Branch (387:9): [True: 187, False: 12] ------------------ 388| 187| return is_wrong; 389| 187| } 390| | 391| 12| is_wrong = (strncmp(client_str, server_str, client_kex_len) != 0); 392| | 393| 12| return is_wrong; 394| 199|} kex.c:ssh_find_aead_hmac: 952| 590|{ 953| 590| if (cipher == NULL) { ------------------ | Branch (953:9): [True: 0, False: 590] ------------------ 954| 0| return NULL; 955| 590| } else if (strcmp(cipher, "chacha20-poly1305@openssh.com") == 0) { ------------------ | Branch (955:16): [True: 0, False: 590] ------------------ 956| 0| return "aead-poly1305"; 957| 590| } else if (strcmp(cipher, "aes256-gcm@openssh.com") == 0) { ------------------ | Branch (957:16): [True: 0, False: 590] ------------------ 958| 0| return "aead-gcm"; 959| 590| } else if (strcmp(cipher, "aes128-gcm@openssh.com") == 0) { ------------------ | Branch (959:16): [True: 0, False: 590] ------------------ 960| 0| return "aead-gcm"; 961| 0| } 962| 590| return NULL; 963| 590|} kex.c:kex_select_kex_type: 967| 295|{ 968| 295| if (strcmp(kex, "diffie-hellman-group1-sha1") == 0) { ------------------ | Branch (968:9): [True: 0, False: 295] ------------------ 969| 0| return SSH_KEX_DH_GROUP1_SHA1; 970| 295| } else if (strncmp(kex, "gss-group14-sha256-", 19) == 0) { ------------------ | Branch (970:16): [True: 0, False: 295] ------------------ 971| 0| return SSH_GSS_KEX_DH_GROUP14_SHA256; 972| 295| } else if (strncmp(kex, "gss-group16-sha512-", 19) == 0) { ------------------ | Branch (972:16): [True: 0, False: 295] ------------------ 973| 0| return SSH_GSS_KEX_DH_GROUP16_SHA512; 974| 295| } else if (strncmp(kex, "gss-nistp256-sha256-", 20) == 0) { ------------------ | Branch (974:16): [True: 0, False: 295] ------------------ 975| 0| return SSH_GSS_KEX_ECDH_NISTP256_SHA256; 976| 295| } else if (strncmp(kex, "gss-curve25519-sha256-", 22) == 0) { ------------------ | Branch (976:16): [True: 0, False: 295] ------------------ 977| 0| return SSH_GSS_KEX_CURVE25519_SHA256; 978| 295| } else if (strcmp(kex, "diffie-hellman-group14-sha1") == 0) { ------------------ | Branch (978:16): [True: 0, False: 295] ------------------ 979| 0| return SSH_KEX_DH_GROUP14_SHA1; 980| 295| } else if (strcmp(kex, "diffie-hellman-group14-sha256") == 0) { ------------------ | Branch (980:16): [True: 17, False: 278] ------------------ 981| 17| return SSH_KEX_DH_GROUP14_SHA256; 982| 278| } else if (strcmp(kex, "diffie-hellman-group16-sha512") == 0) { ------------------ | Branch (982:16): [True: 28, False: 250] ------------------ 983| 28| return SSH_KEX_DH_GROUP16_SHA512; 984| 250| } else if (strcmp(kex, "diffie-hellman-group18-sha512") == 0) { ------------------ | Branch (984:16): [True: 12, False: 238] ------------------ 985| 12| return SSH_KEX_DH_GROUP18_SHA512; 986| 12|#ifdef WITH_GEX 987| 238| } else if (strcmp(kex, "diffie-hellman-group-exchange-sha1") == 0) { ------------------ | Branch (987:16): [True: 0, False: 238] ------------------ 988| 0| return SSH_KEX_DH_GEX_SHA1; 989| 238| } else if (strcmp(kex, "diffie-hellman-group-exchange-sha256") == 0) { ------------------ | Branch (989:16): [True: 6, False: 232] ------------------ 990| 6| return SSH_KEX_DH_GEX_SHA256; 991| 6|#endif /* WITH_GEX */ 992| 232| } else if (strcmp(kex, "ecdh-sha2-nistp256") == 0) { ------------------ | Branch (992:16): [True: 6, False: 226] ------------------ 993| 6| return SSH_KEX_ECDH_SHA2_NISTP256; 994| 226| } else if (strcmp(kex, "ecdh-sha2-nistp384") == 0) { ------------------ | Branch (994:16): [True: 2, False: 224] ------------------ 995| 2| return SSH_KEX_ECDH_SHA2_NISTP384; 996| 224| } else if (strcmp(kex, "ecdh-sha2-nistp521") == 0) { ------------------ | Branch (996:16): [True: 3, False: 221] ------------------ 997| 3| return SSH_KEX_ECDH_SHA2_NISTP521; 998| 221| } else if (strcmp(kex, "curve25519-sha256@libssh.org") == 0) { ------------------ | Branch (998:16): [True: 63, False: 158] ------------------ 999| 63| return SSH_KEX_CURVE25519_SHA256_LIBSSH_ORG; 1000| 158| } else if (strcmp(kex, "curve25519-sha256") == 0) { ------------------ | Branch (1000:16): [True: 10, False: 148] ------------------ 1001| 10| return SSH_KEX_CURVE25519_SHA256; 1002| 148| } else if (strcmp(kex, "sntrup761x25519-sha512@openssh.com") == 0) { ------------------ | Branch (1002:16): [True: 1, False: 147] ------------------ 1003| 1| return SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM; 1004| 147| } else if (strcmp(kex, "sntrup761x25519-sha512") == 0) { ------------------ | Branch (1004:16): [True: 26, False: 121] ------------------ 1005| 26| return SSH_KEX_SNTRUP761X25519_SHA512; 1006| 121| } else if (strcmp(kex, "mlkem768x25519-sha256") == 0) { ------------------ | Branch (1006:16): [True: 4, False: 117] ------------------ 1007| 4| return SSH_KEX_MLKEM768X25519_SHA256; 1008| 117| } else if (strcmp(kex, "mlkem768nistp256-sha256") == 0) { ------------------ | Branch (1008:16): [True: 117, False: 0] ------------------ 1009| 117| return SSH_KEX_MLKEM768NISTP256_SHA256; 1010| |#ifdef HAVE_MLKEM1024 1011| | } else if (strcmp(kex, "mlkem1024nistp384-sha384") == 0) { 1012| | return SSH_KEX_MLKEM1024NISTP384_SHA384; 1013| |#endif 1014| 117| } 1015| | /* should not happen. We should be getting only valid names at this stage */ 1016| 0| return 0; 1017| 295|} kex.c:revert_kex_callbacks: 1026| 173|{ 1027| 173| switch (session->next_crypto->kex_type) { ------------------ | Branch (1027:13): [True: 0, False: 173] ------------------ 1028| 0| case SSH_KEX_DH_GROUP1_SHA1: ------------------ | Branch (1028:5): [True: 0, False: 173] ------------------ 1029| 0| case SSH_KEX_DH_GROUP14_SHA1: ------------------ | Branch (1029:5): [True: 0, False: 173] ------------------ 1030| 0| case SSH_KEX_DH_GROUP14_SHA256: ------------------ | Branch (1030:5): [True: 0, False: 173] ------------------ 1031| 0| case SSH_KEX_DH_GROUP16_SHA512: ------------------ | Branch (1031:5): [True: 0, False: 173] ------------------ 1032| 0| case SSH_KEX_DH_GROUP18_SHA512: ------------------ | Branch (1032:5): [True: 0, False: 173] ------------------ 1033| 0| ssh_client_dh_remove_callbacks(session); 1034| 0| break; 1035| 0| case SSH_GSS_KEX_DH_GROUP14_SHA256: ------------------ | Branch (1035:5): [True: 0, False: 173] ------------------ 1036| 0| case SSH_GSS_KEX_DH_GROUP16_SHA512: ------------------ | Branch (1036:5): [True: 0, False: 173] ------------------ 1037| 0| case SSH_GSS_KEX_ECDH_NISTP256_SHA256: ------------------ | Branch (1037:5): [True: 0, False: 173] ------------------ 1038| 0| case SSH_GSS_KEX_CURVE25519_SHA256: ------------------ | Branch (1038:5): [True: 0, False: 173] ------------------ 1039| |#ifdef WITH_GSSAPI 1040| | ssh_client_gss_kex_remove_callbacks(session); 1041| |#endif /* WITH_GSSAPI */ 1042| 0| break; 1043| 0|#ifdef WITH_GEX 1044| 0| case SSH_KEX_DH_GEX_SHA1: ------------------ | Branch (1044:5): [True: 0, False: 173] ------------------ 1045| 0| case SSH_KEX_DH_GEX_SHA256: ------------------ | Branch (1045:5): [True: 0, False: 173] ------------------ 1046| 0| ssh_client_dhgex_remove_callbacks(session); 1047| 0| break; 1048| 0|#endif /* WITH_GEX */ 1049| 0|#ifdef HAVE_ECDH 1050| 0| case SSH_KEX_ECDH_SHA2_NISTP256: ------------------ | Branch (1050:5): [True: 0, False: 173] ------------------ 1051| 0| case SSH_KEX_ECDH_SHA2_NISTP384: ------------------ | Branch (1051:5): [True: 0, False: 173] ------------------ 1052| 0| case SSH_KEX_ECDH_SHA2_NISTP521: ------------------ | Branch (1052:5): [True: 0, False: 173] ------------------ 1053| 0| ssh_client_ecdh_remove_callbacks(session); 1054| 0| break; 1055| 0|#endif 1056| 0|#ifdef HAVE_CURVE25519 1057| 0| case SSH_KEX_CURVE25519_SHA256: ------------------ | Branch (1057:5): [True: 0, False: 173] ------------------ 1058| 0| case SSH_KEX_CURVE25519_SHA256_LIBSSH_ORG: ------------------ | Branch (1058:5): [True: 0, False: 173] ------------------ 1059| 0| ssh_client_curve25519_remove_callbacks(session); 1060| 0| break; 1061| 0|#endif 1062| 0|#ifdef HAVE_SNTRUP761 1063| 0| case SSH_KEX_SNTRUP761X25519_SHA512: ------------------ | Branch (1063:5): [True: 0, False: 173] ------------------ 1064| 0| case SSH_KEX_SNTRUP761X25519_SHA512_OPENSSH_COM: ------------------ | Branch (1064:5): [True: 0, False: 173] ------------------ 1065| 0| ssh_client_sntrup761x25519_remove_callbacks(session); 1066| 0| break; 1067| 0|#endif 1068| 0| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (1068:5): [True: 0, False: 173] ------------------ 1069| 0| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (1069:5): [True: 0, False: 173] ------------------ 1070| |#ifdef HAVE_MLKEM1024 1071| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 1072| |#endif 1073| 0| ssh_client_hybrid_mlkem_remove_callbacks(session); 1074| 0| break; 1075| 173| } 1076| 173|} ssh_known_hosts_get_algorithms_names: 566| 508|{ 567| 508| char methods_buffer[256 + 1] = {0}; 568| 508| struct ssh_list *entry_list = NULL; 569| 508| struct ssh_iterator *it = NULL; 570| 508| char *host_port = NULL; 571| 508| size_t count; 572| 508| bool needcomma = false; 573| 508| char *names = NULL; 574| | 575| 508| int rc; 576| | 577| 508| if (session->opts.knownhosts == NULL || ------------------ | Branch (577:9): [True: 0, False: 508] ------------------ 578| 508| session->opts.global_knownhosts == NULL) { ------------------ | Branch (578:9): [True: 0, False: 508] ------------------ 579| 0| if (ssh_options_apply(session) < 0) { ------------------ | Branch (579:13): [True: 0, False: 0] ------------------ 580| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 581| 0| SSH_REQUEST_DENIED, 582| 0| "Can't find a known_hosts file"); 583| | 584| 0| return NULL; 585| 0| } 586| 0| } 587| | 588| 508| host_port = ssh_session_get_host_port(session); 589| 508| if (host_port == NULL) { ------------------ | Branch (589:9): [True: 0, False: 508] ------------------ 590| 0| return NULL; 591| 0| } 592| | 593| 508| rc = ssh_known_hosts_read_entries(host_port, 594| 508| session->opts.knownhosts, 595| 508| &entry_list); 596| 508| if (rc != 0) { ------------------ | Branch (596:9): [True: 0, False: 508] ------------------ 597| 0| SAFE_FREE(host_port); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 598| 0| ssh_knownhosts_entries_free(entry_list); 599| 0| return NULL; 600| 0| } 601| | 602| 508| rc = ssh_known_hosts_read_entries(host_port, 603| 508| session->opts.global_knownhosts, 604| 508| &entry_list); 605| 508| SAFE_FREE(host_port); ------------------ | | 373| 508|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 508, False: 0] | | | Branch (373:71): [Folded, False: 508] | | ------------------ ------------------ 606| 508| if (rc != 0) { ------------------ | Branch (606:9): [True: 0, False: 508] ------------------ 607| 0| ssh_knownhosts_entries_free(entry_list); 608| 0| return NULL; 609| 0| } 610| | 611| 508| if (entry_list == NULL) { ------------------ | Branch (611:9): [True: 508, False: 0] ------------------ 612| 508| return NULL; 613| 508| } 614| | 615| 0| count = ssh_list_count(entry_list); 616| 0| if (count == 0) { ------------------ | Branch (616:9): [True: 0, False: 0] ------------------ 617| 0| ssh_list_free(entry_list); 618| 0| return NULL; 619| 0| } 620| | 621| 0| for (it = ssh_list_get_iterator(entry_list); 622| 0| it != NULL; ------------------ | Branch (622:10): [True: 0, False: 0] ------------------ 623| 0| it = ssh_list_get_iterator(entry_list)) 624| 0| { 625| 0| struct ssh_knownhosts_entry *entry = NULL; 626| 0| const char *algo = NULL; 627| | 628| 0| entry = ssh_iterator_value(struct ssh_knownhosts_entry *, it); ------------------ | | 114| 0| ((type)((iterator)->data)) ------------------ 629| 0| algo = ssh_known_host_sigs_from_hostkey_type(entry->publickey->type); 630| 0| if (algo == NULL) { ------------------ | Branch (630:13): [True: 0, False: 0] ------------------ 631| 0| ssh_knownhosts_entry_free(entry); 632| 0| ssh_list_remove(entry_list, it); 633| 0| continue; 634| 0| } 635| | 636| 0| if (needcomma) { ------------------ | Branch (636:13): [True: 0, False: 0] ------------------ 637| 0| strlcat(methods_buffer, ",", sizeof(methods_buffer)); 638| 0| } 639| | 640| 0| strlcat(methods_buffer, algo, sizeof(methods_buffer)); 641| 0| needcomma = true; 642| | 643| 0| ssh_knownhosts_entry_free(entry); 644| 0| ssh_list_remove(entry_list, it); 645| 0| } 646| | 647| 0| ssh_list_free(entry_list); 648| | 649| 0| names = ssh_remove_duplicates(methods_buffer); 650| | 651| 0| return names; 652| 0|} knownhosts.c:ssh_session_get_host_port: 331| 508|{ 332| 508| char *host_port = NULL; 333| 508| char *host = NULL; 334| | 335| 508| if (session->opts.host == NULL) { ------------------ | Branch (335:9): [True: 0, False: 508] ------------------ 336| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 337| 0| SSH_FATAL, 338| 0| "Can't verify server in known hosts if the host we " 339| 0| "should connect to has not been set"); 340| | 341| 0| return NULL; 342| 0| } 343| | 344| 508| host = ssh_lowercase(session->opts.host); 345| 508| if (host == NULL) { ------------------ | Branch (345:9): [True: 0, False: 508] ------------------ 346| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 347| 0| return NULL; 348| 0| } 349| | 350| 508| if (session->opts.port == 0 || session->opts.port == 22) { ------------------ | Branch (350:9): [True: 0, False: 508] | Branch (350:36): [True: 508, False: 0] ------------------ 351| 508| host_port = host; 352| 508| } else { 353| 0| host_port = ssh_hostport(host, session->opts.port); 354| 0| SAFE_FREE(host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 355| 0| if (host_port == NULL) { ------------------ | Branch (355:13): [True: 0, False: 0] ------------------ 356| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 357| 0| return NULL; 358| 0| } 359| 0| } 360| | 361| 508| return host_port; 362| 508|} knownhosts.c:ssh_known_hosts_read_entries: 240| 1.01k|{ 241| 1.01k| char line[MAX_LINE_SIZE]; 242| 1.01k| size_t lineno = 0; 243| 1.01k| size_t len = 0; 244| 1.01k| FILE *fp = NULL; 245| 1.01k| int rc; 246| | 247| 1.01k| fp = ssh_strict_fopen(filename, SSH_MAX_CONFIG_FILE_SIZE); ------------------ | | 528| 1.01k|#define SSH_MAX_CONFIG_FILE_SIZE 16 * 1024 * 1024 ------------------ 248| 1.01k| if (fp == NULL) { ------------------ | Branch (248:9): [True: 1.01k, False: 0] ------------------ 249| 1.01k| SSH_LOG_STRERROR(SSH_LOG_TRACE, ------------------ | | 283| 1.01k| do { \ | | 284| 1.01k| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; \ | | 285| 1.01k| _ssh_log(priority, \ | | 286| 1.01k| __func__, \ | | 287| 1.01k| __VA_ARGS__, \ | | 288| 1.01k| ssh_strerror(errnum, err_msg, SSH_ERRNO_MSG_MAX)); \ | | ------------------ | | | | 520| 1.01k|#define SSH_ERRNO_MSG_MAX 1024 | | ------------------ | | 289| 1.01k| } while (0) | | ------------------ | | | Branch (289:14): [Folded, False: 1.01k] | | ------------------ ------------------ 250| 1.01k| errno, 251| 1.01k| "Failed to open the known_hosts file '%s': %s", 252| 1.01k| filename); 253| | /* The missing file is not an error here */ 254| 1.01k| return SSH_OK; ------------------ | | 316| 1.01k|#define SSH_OK 0 /* No error */ ------------------ 255| 1.01k| } 256| | 257| 0| if (*entries == NULL) { ------------------ | Branch (257:9): [True: 0, False: 0] ------------------ 258| 0| *entries = ssh_list_new(); 259| 0| if (*entries == NULL) { ------------------ | Branch (259:13): [True: 0, False: 0] ------------------ 260| 0| fclose(fp); 261| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 262| 0| } 263| 0| } 264| | 265| 0| for (rc = known_hosts_read_line(fp, line, sizeof(line), &len, &lineno); 266| 0| rc == 0; ------------------ | Branch (266:10): [True: 0, False: 0] ------------------ 267| 0| rc = known_hosts_read_line(fp, line, sizeof(line), &len, &lineno)) { 268| 0| struct ssh_knownhosts_entry *entry = NULL; 269| 0| struct ssh_iterator *it = NULL; 270| 0| char *p = NULL; 271| | 272| 0| if (line[len] != '\n') { ------------------ | Branch (272:13): [True: 0, False: 0] ------------------ 273| 0| len = strcspn(line, "\n"); 274| 0| } 275| 0| line[len] = '\0'; 276| | 277| | /* Skip leading spaces */ 278| 0| for (p = line; isspace((int)p[0]); p++); ------------------ | Branch (278:24): [True: 0, False: 0] ------------------ 279| | 280| | /* Skip comments and empty lines */ 281| 0| if (p[0] == '\0' || p[0] == '#') { ------------------ | Branch (281:13): [True: 0, False: 0] | Branch (281:29): [True: 0, False: 0] ------------------ 282| 0| continue; 283| 0| } 284| | 285| | /* Skip lines starting with markers (@cert-authority, @revoked): 286| | * we do not completely support them anyway */ 287| 0| if (p[0] == '@') { ------------------ | Branch (287:13): [True: 0, False: 0] ------------------ 288| 0| continue; 289| 0| } 290| | 291| 0| rc = ssh_known_hosts_parse_line(match, 292| 0| line, 293| 0| &entry); 294| 0| if (rc == SSH_AGAIN) { ------------------ | | 318| 0|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ | Branch (294:13): [True: 0, False: 0] ------------------ 295| 0| continue; 296| 0| } else if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (296:20): [True: 0, False: 0] ------------------ 297| 0| goto error; 298| 0| } 299| | 300| | /* Check for duplicates */ 301| 0| for (it = ssh_list_get_iterator(*entries); 302| 0| it != NULL; ------------------ | Branch (302:14): [True: 0, False: 0] ------------------ 303| 0| it = it->next) { 304| 0| struct ssh_knownhosts_entry *entry2 = NULL; 305| 0| int cmp; 306| 0| entry2 = ssh_iterator_value(struct ssh_knownhosts_entry *, it); ------------------ | | 114| 0| ((type)((iterator)->data)) ------------------ 307| 0| cmp = ssh_known_hosts_entries_compare(entry, entry2); 308| 0| if (cmp == 0) { ------------------ | Branch (308:17): [True: 0, False: 0] ------------------ 309| 0| ssh_knownhosts_entry_free(entry); 310| 0| entry = NULL; 311| 0| break; 312| 0| } 313| 0| } 314| 0| if (entry != NULL) { ------------------ | Branch (314:13): [True: 0, False: 0] ------------------ 315| 0| rc = ssh_list_append(*entries, entry); 316| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (316:17): [True: 0, False: 0] ------------------ 317| 0| ssh_knownhosts_entry_free(entry); 318| 0| goto error; 319| 0| } 320| 0| } 321| 0| } 322| | 323| 0| fclose(fp); 324| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 325| 0|error: 326| 0| fclose(fp); 327| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 328| 0|} ssh_kdf: 337| 570|{ 338| 570| return sshkdf_derive_key(crypto, key, key_len, 339| 570| key_type, output, requested_len); 340| 570|} ssh_get_ciphertab: 1382| 285|{ 1383| 285| return ssh_ciphertab; 1384| 285|} ssh_crypto_init: 1391| 2|{ 1392| |#ifndef HAVE_OPENSSL_EVP_CHACHA20 1393| | size_t i; 1394| |#endif 1395| | 1396| 2| if (libcrypto_initialized) { ------------------ | Branch (1396:9): [True: 0, False: 2] ------------------ 1397| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 1398| 0| } 1399| 2| if (OpenSSL_version_num() != OPENSSL_VERSION_NUMBER) { ------------------ | Branch (1399:9): [True: 0, False: 2] ------------------ 1400| 0| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1401| 0| "libssh compiled with %s " 1402| 0| "headers, currently running with %s.", 1403| 0| OPENSSL_VERSION_TEXT, 1404| 0| OpenSSL_version(OpenSSL_version_num())); 1405| 0| } 1406| |#ifdef CAN_DISABLE_AESNI 1407| | /* 1408| | * disable AES-NI when running within Valgrind, because they generate 1409| | * too many "uninitialized memory access" false positives 1410| | */ 1411| | if (RUNNING_ON_VALGRIND) { 1412| | SSH_LOG(SSH_LOG_INFO, "Running within Valgrind, disabling AES-NI"); 1413| | /* Bit #57 denotes AES-NI instruction set extension */ 1414| | OPENSSL_ia32cap &= ~(1LL << 57); 1415| | } 1416| |#endif /* CAN_DISABLE_AESNI */ 1417| | 1418| |#ifndef HAVE_OPENSSL_EVP_CHACHA20 1419| | for (i = 0; ssh_ciphertab[i].name != NULL; i++) { 1420| | int cmp; 1421| | 1422| | cmp = strcmp(ssh_ciphertab[i].name, "chacha20-poly1305@openssh.com"); 1423| | if (cmp == 0) { 1424| | memcpy(&ssh_ciphertab[i], 1425| | ssh_get_chacha20poly1305_cipher(), 1426| | sizeof(struct ssh_cipher_struct)); 1427| | break; 1428| | } 1429| | } 1430| |#endif /* HAVE_OPENSSL_EVP_CHACHA20 */ 1431| | 1432| 2| libcrypto_initialized = 1; 1433| | 1434| 2| return SSH_OK; ------------------ | | 316| 2|#define SSH_OK 0 /* No error */ ------------------ 1435| 2|} pki_key_make_ecpoint_string: 1621| 128|{ 1622| 128| ssh_string s = NULL; 1623| 128| size_t len; 1624| | 1625| 128| len = EC_POINT_point2oct(g, 1626| 128| p, 1627| 128| POINT_CONVERSION_UNCOMPRESSED, 1628| 128| NULL, 1629| 128| 0, 1630| 128| NULL); 1631| 128| if (len == 0) { ------------------ | Branch (1631:9): [True: 0, False: 128] ------------------ 1632| 0| return NULL; 1633| 0| } 1634| | 1635| 128| s = ssh_string_new(len); 1636| 128| if (s == NULL) { ------------------ | Branch (1636:9): [True: 0, False: 128] ------------------ 1637| 0| return NULL; 1638| 0| } 1639| | 1640| 128| len = EC_POINT_point2oct(g, 1641| 128| p, 1642| 128| POINT_CONVERSION_UNCOMPRESSED, 1643| 128| ssh_string_data(s), 1644| 128| ssh_string_len(s), 1645| 128| NULL); 1646| 128| if (len != ssh_string_len(s)) { ------------------ | Branch (1646:9): [True: 0, False: 128] ------------------ 1647| 0| SSH_STRING_FREE(s); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1648| 0| return NULL; 1649| 0| } 1650| | 1651| 128| return s; 1652| 128|} libcrypto.c:none_crypt: 1217| 5.10k|{ 1218| 5.10k| memcpy(out, in, len); 1219| 5.10k|} _ssh_log: 168| 629k|{ 169| 629k| va_list va; 170| | 171| 629k| if (verbosity <= ssh_get_log_level()) { ------------------ | Branch (171:9): [True: 0, False: 629k] ------------------ 172| 0| va_start(va, format); 173| 0| ssh_vlog(verbosity, function, format, &va); 174| | va_end(va); 175| 0| } 176| 629k|} ssh_get_log_level: 252| 650k|int ssh_get_log_level(void) { 253| 650k| return ssh_log_level; 254| 650k|} ssh_get_log_callback: 275| 1.46k|ssh_logging_callback ssh_get_log_callback(void) { 276| 1.46k| return ssh_log_cb; 277| 1.46k|} match_group: 589| 347|{ 590| 347| const char *a = NULL; 591| 347| const char *z = NULL; 592| | 593| 347| if (group == NULL || object == NULL) { ------------------ | Branch (593:9): [True: 0, False: 347] | Branch (593:26): [True: 0, False: 347] ------------------ 594| 0| return 0; 595| 0| } 596| | 597| 347| z = group; 598| 1.78k| do { 599| 1.78k| a = strchr(z, ','); 600| 1.78k| if (a == NULL) { ------------------ | Branch (600:13): [True: 321, False: 1.46k] ------------------ 601| 321| if (strcmp(z, object) == 0) { ------------------ | Branch (601:17): [True: 0, False: 321] ------------------ 602| 0| return 1; 603| 0| } 604| 321| return 0; 605| 1.46k| } else { 606| 1.46k| if (strncmp(z, object, a - z) == 0) { ------------------ | Branch (606:17): [True: 26, False: 1.43k] ------------------ 607| 26| return 1; 608| 26| } 609| 1.46k| } 610| 1.43k| z = a + 1; 611| 1.43k| } while (1); ------------------ | Branch (611:14): [True: 1.43k, Folded] ------------------ 612| | 613| | /* not reached */ 614| 0| return 0; 615| 347|} sha256_init: 97| 448|{ 98| 448| int rc; 99| 448| SHA256CTX c = EVP_MD_CTX_new(); 100| 448| if (c == NULL) { ------------------ | Branch (100:9): [True: 0, False: 448] ------------------ 101| 0| return NULL; 102| 0| } 103| 448| rc = EVP_DigestInit_ex(c, EVP_sha256(), NULL); 104| 448| if (rc == 0) { ------------------ | Branch (104:9): [True: 0, False: 448] ------------------ 105| 0| EVP_MD_CTX_free(c); 106| | c = NULL; 107| 0| } 108| 448| return c; 109| 448|} sha256_update: 119| 1.60k|{ 120| 1.60k| int rc = EVP_DigestUpdate(c, data, len); 121| 1.60k| if (rc != 1) { ------------------ | Branch (121:9): [True: 0, False: 1.60k] ------------------ 122| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 123| 0| } 124| 1.60k| return SSH_OK; ------------------ | | 316| 1.60k|#define SSH_OK 0 /* No error */ ------------------ 125| 1.60k|} sha256_final: 129| 448|{ 130| 448| unsigned int mdlen = 0; 131| 448| int rc = EVP_DigestFinal(c, md, &mdlen); 132| | 133| 448| EVP_MD_CTX_free(c); 134| 448| if (rc != 1) { ------------------ | Branch (134:9): [True: 0, False: 448] ------------------ 135| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 136| 0| } 137| 448| return SSH_OK; ------------------ | | 316| 448|#define SSH_OK 0 /* No error */ ------------------ 138| 448|} sha256: 142| 64|{ 143| 64| SHA256CTX c = sha256_init(); 144| 64| int rc; 145| | 146| 64| if (c == NULL) { ------------------ | Branch (146:9): [True: 0, False: 64] ------------------ 147| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 148| 0| } 149| 64| rc = sha256_update(c, digest, len); 150| 64| if (rc != SSH_OK) { ------------------ | | 316| 64|#define SSH_OK 0 /* No error */ ------------------ | Branch (150:9): [True: 0, False: 64] ------------------ 151| 0| EVP_MD_CTX_free(c); 152| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 153| 0| } 154| 64| return sha256_final(hash, c); 155| 64|} sha512_init: 221| 244|{ 222| 244| int rc = 0; 223| 244| SHA512CTX c = EVP_MD_CTX_new(); 224| 244| if (c == NULL) { ------------------ | Branch (224:9): [True: 0, False: 244] ------------------ 225| 0| return NULL; 226| 0| } 227| 244| rc = EVP_DigestInit_ex(c, EVP_sha512(), NULL); 228| 244| if (rc == 0) { ------------------ | Branch (228:9): [True: 0, False: 244] ------------------ 229| 0| EVP_MD_CTX_free(c); 230| | c = NULL; 231| 0| } 232| 244| return c; 233| 244|} sha512_update: 243| 802|{ 244| 802| int rc = EVP_DigestUpdate(c, data, len); 245| 802| if (rc != 1) { ------------------ | Branch (245:9): [True: 0, False: 802] ------------------ 246| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 247| 0| } 248| 802| return SSH_OK; ------------------ | | 316| 802|#define SSH_OK 0 /* No error */ ------------------ 249| 802|} sha512_final: 253| 244|{ 254| 244| unsigned int mdlen = 0; 255| 244| int rc = EVP_DigestFinal(c, md, &mdlen); 256| | 257| 244| EVP_MD_CTX_free(c); 258| 244| if (rc != 1) { ------------------ | Branch (258:9): [True: 0, False: 244] ------------------ 259| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 260| 0| } 261| 244| return SSH_OK; ------------------ | | 316| 244|#define SSH_OK 0 /* No error */ ------------------ 262| 244|} sha512: 266| 58|{ 267| 58| SHA512CTX c = sha512_init(); 268| 58| int rc; 269| | 270| 58| if (c == NULL) { ------------------ | Branch (270:9): [True: 0, False: 58] ------------------ 271| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 272| 0| } 273| 58| rc = sha512_update(c, digest, len); 274| 58| if (rc != SSH_OK) { ------------------ | | 316| 58|#define SSH_OK 0 /* No error */ ------------------ | Branch (274:9): [True: 0, False: 58] ------------------ 275| 0| EVP_MD_CTX_free(c); 276| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 277| 0| } 278| 58| return sha512_final(hash, c); 279| 58|} ssh_is_ipaddr_v4: 430| 2.31k|{ 431| 2.31k| int rc = -1; 432| 2.31k| struct in_addr dest; 433| | 434| 2.31k| rc = inet_pton(AF_INET, str, &dest); 435| 2.31k| if (rc > 0) { ------------------ | Branch (435:9): [True: 2.31k, False: 0] ------------------ 436| 2.31k| return 1; 437| 2.31k| } 438| | 439| 0| return 0; 440| 2.31k|} ssh_is_ipaddr: 450| 2.31k|{ 451| 2.31k| int rc = -1; 452| 2.31k| char *s = strdup(str); 453| | 454| 2.31k| if (s == NULL) { ------------------ | Branch (454:9): [True: 0, False: 2.31k] ------------------ 455| 0| return -1; 456| 0| } 457| 2.31k| if (strchr(s, ':')) { ------------------ | Branch (457:9): [True: 0, False: 2.31k] ------------------ 458| 0| struct in6_addr dest6; 459| 0| char *network_interface = strchr(s, '%'); 460| | 461| | /* link-local (IP:v6:addr%ifname). */ 462| 0| if (network_interface != NULL) { ------------------ | Branch (462:13): [True: 0, False: 0] ------------------ 463| 0| rc = if_nametoindex(network_interface + 1); 464| 0| if (rc == 0) { ------------------ | Branch (464:17): [True: 0, False: 0] ------------------ 465| 0| free(s); 466| 0| return 0; 467| 0| } 468| 0| *network_interface = '\0'; 469| 0| } 470| 0| rc = inet_pton(AF_INET6, s, &dest6); 471| 0| if (rc > 0) { ------------------ | Branch (471:13): [True: 0, False: 0] ------------------ 472| 0| free(s); 473| 0| return 1; 474| 0| } 475| 0| } 476| | 477| 2.31k| free(s); 478| 2.31k| return ssh_is_ipaddr_v4(str); 479| 2.31k|} ssh_get_user_home_dir: 495| 2.89k|{ 496| 2.89k| char *szPath = NULL; 497| | 498| | /* If used previously, reuse cached value */ 499| 2.89k| if (session != NULL && session->opts.homedir != NULL) { ------------------ | Branch (499:9): [True: 2.31k, False: 579] | Branch (499:28): [True: 1.73k, False: 579] ------------------ 500| 1.73k| return strdup(session->opts.homedir); 501| 1.73k| } 502| | 503| 1.15k| szPath = ssh_get_user_home_dir_internal(); 504| 1.15k| if (szPath == NULL) { ------------------ | Branch (504:9): [True: 0, False: 1.15k] ------------------ 505| 0| return NULL; 506| 0| } 507| | 508| 1.15k| if (session != NULL) { ------------------ | Branch (508:9): [True: 579, False: 579] ------------------ 509| | /* cache it: 510| | * failure is not fatal -- at worst we will just not cache it */ 511| 579| session->opts.homedir = strdup(szPath); 512| 579| } 513| | 514| 1.15k| return szPath; 515| 1.15k|} ssh_lowercase: 526| 508|{ 527| 508| char *new = NULL, *p = NULL; 528| | 529| 508| if (str == NULL) { ------------------ | Branch (529:9): [True: 0, False: 508] ------------------ 530| 0| return NULL; 531| 0| } 532| | 533| 508| new = strdup(str); 534| 508| if (new == NULL) { ------------------ | Branch (534:9): [True: 0, False: 508] ------------------ 535| 0| return NULL; 536| 0| } 537| | 538| 5.08k| for (p = new; *p; p++) { ------------------ | Branch (538:19): [True: 4.57k, False: 508] ------------------ 539| 4.57k| *p = tolower(*p); ------------------ | Branch (539:14): [True: 0, False: 0] | Branch (539:14): [True: 0, False: 0] | Branch (539:14): [Folded, False: 4.57k] ------------------ 540| 4.57k| } 541| | 542| 508| return new; 543| 508|} ssh_list_new: 865| 5.72k|{ 866| 5.72k| struct ssh_list *ret = malloc(sizeof(struct ssh_list)); 867| 5.72k| if (ret == NULL) { ------------------ | Branch (867:9): [True: 1, False: 5.72k] ------------------ 868| 1| return NULL; 869| 1| } 870| 5.72k| ret->root = ret->end = NULL; 871| 5.72k| return ret; 872| 5.72k|} ssh_list_free: 882| 6.90k|{ 883| 6.90k| struct ssh_iterator *ptr = NULL, *next = NULL; 884| 6.90k| if (!list) ------------------ | Branch (884:9): [True: 1.18k, False: 5.72k] ------------------ 885| 1.18k| return; 886| 5.72k| ptr = list->root; 887| 6.29k| while (ptr) { ------------------ | Branch (887:12): [True: 573, False: 5.72k] ------------------ 888| 573| next = ptr->next; 889| 573| SAFE_FREE(ptr); ------------------ | | 373| 573|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 573, False: 0] | | | Branch (373:71): [Folded, False: 573] | | ------------------ ------------------ 890| 573| ptr = next; 891| 573| } 892| | SAFE_FREE(list); ------------------ | | 373| 5.72k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 5.72k, False: 0] | | | Branch (373:71): [Folded, False: 5.72k] | | ------------------ ------------------ 893| 5.72k|} ssh_list_get_iterator: 903| 38.1k|{ 904| 38.1k| if (!list) ------------------ | Branch (904:9): [True: 1.76k, False: 36.3k] ------------------ 905| 1.76k| return NULL; 906| 36.3k| return list->root; 907| 38.1k|} ssh_list_find: 918| 230|{ 919| 230| struct ssh_iterator *it = NULL; 920| | 921| 460| for (it = ssh_list_get_iterator(list); it != NULL ; it = it->next) ------------------ | Branch (921:44): [True: 460, False: 0] ------------------ 922| 460| if (it->data == value) ------------------ | Branch (922:13): [True: 230, False: 230] ------------------ 923| 230| return it; 924| 0| return NULL; 925| 230|} ssh_list_append: 969| 4.27k|{ 970| 4.27k| struct ssh_iterator *iterator = NULL; 971| | 972| 4.27k| if (list == NULL) { ------------------ | Branch (972:7): [True: 0, False: 4.27k] ------------------ 973| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 974| 0| } 975| | 976| 4.27k| iterator = ssh_iterator_new(data); 977| 4.27k| if (iterator == NULL) { ------------------ | Branch (977:7): [True: 0, False: 4.27k] ------------------ 978| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 979| 0| } 980| | 981| 4.27k| if(!list->end){ ------------------ | Branch (981:6): [True: 1.66k, False: 2.61k] ------------------ 982| | /* list is empty */ 983| 1.66k| list->root=list->end=iterator; 984| 2.61k| } else { 985| | /* put it on end of list */ 986| 2.61k| list->end->next=iterator; 987| 2.61k| list->end=iterator; 988| 2.61k| } 989| 4.27k| return SSH_OK; ------------------ | | 316| 4.27k|#define SSH_OK 0 /* No error */ ------------------ 990| 4.27k|} ssh_list_remove: 1032| 230|{ 1033| 230| struct ssh_iterator *ptr = NULL, *prev = NULL; 1034| | 1035| 230| if (list == NULL) { ------------------ | Branch (1035:9): [True: 0, False: 230] ------------------ 1036| 0| return; 1037| 0| } 1038| | 1039| 230| prev = NULL; 1040| 230| ptr = list->root; 1041| 460| while (ptr && ptr != iterator) { ------------------ | Branch (1041:12): [True: 460, False: 0] | Branch (1041:19): [True: 230, False: 230] ------------------ 1042| 230| prev = ptr; 1043| 230| ptr = ptr->next; 1044| 230| } 1045| 230| if (!ptr) { ------------------ | Branch (1045:9): [True: 0, False: 230] ------------------ 1046| | /* we did not find the element */ 1047| 0| return; 1048| 0| } 1049| | /* unlink it */ 1050| 230| if (prev) ------------------ | Branch (1050:9): [True: 230, False: 0] ------------------ 1051| 230| prev->next = ptr->next; 1052| | /* if iterator was the head */ 1053| 230| if (list->root == iterator) ------------------ | Branch (1053:9): [True: 0, False: 230] ------------------ 1054| 0| list->root = iterator->next; 1055| | /* if iterator was the tail */ 1056| 230| if (list->end == iterator) ------------------ | Branch (1056:9): [True: 230, False: 0] ------------------ 1057| 230| list->end = prev; 1058| | SAFE_FREE(iterator); ------------------ | | 373| 230|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 230, False: 0] | | | Branch (373:71): [Folded, False: 230] | | ------------------ ------------------ 1059| 230|} _ssh_list_pop_head: 1073| 9.87k|{ 1074| 9.87k| struct ssh_iterator *iterator = NULL; 1075| 9.87k| const void *data = NULL; 1076| | 1077| 9.87k| if (list == NULL) { ------------------ | Branch (1077:7): [True: 609, False: 9.26k] ------------------ 1078| 609| return NULL; 1079| 609| } 1080| | 1081| 9.26k| iterator = list->root; 1082| 9.26k| if (iterator == NULL) { ------------------ | Branch (1082:7): [True: 5.79k, False: 3.47k] ------------------ 1083| 5.79k| return NULL; 1084| 5.79k| } 1085| 3.47k| data=iterator->data; 1086| 3.47k| list->root=iterator->next; 1087| 3.47k| if(list->end==iterator) ------------------ | Branch (1087:6): [True: 1.15k, False: 2.31k] ------------------ 1088| 1.15k| list->end=NULL; 1089| | SAFE_FREE(iterator); ------------------ | | 373| 3.47k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 3.47k, False: 0] | | | Branch (373:71): [Folded, False: 3.47k] | | ------------------ ------------------ 1090| 3.47k| return data; 1091| 9.26k|} ssh_path_expand_tilde: 1309| 2.89k|{ 1310| 2.89k| char *h = NULL, *r = NULL; 1311| 2.89k| const char *p = NULL; 1312| 2.89k| size_t ld; 1313| 2.89k| size_t lh = 0; 1314| | 1315| 2.89k| if (d[0] != '~') { ------------------ | Branch (1315:9): [True: 2.31k, False: 579] ------------------ 1316| 2.31k| return strdup(d); 1317| 2.31k| } 1318| 579| d++; 1319| | 1320| | /* handle ~user/path */ 1321| 579| p = strchr(d, '/'); 1322| 579| if (p != NULL && p > d) { ------------------ | Branch (1322:9): [True: 579, False: 0] | Branch (1322:22): [True: 0, False: 579] ------------------ 1323| |#ifdef _WIN32 1324| | return strdup(d); 1325| |#else 1326| 0| struct passwd *pw = NULL; 1327| 0| size_t s = p - d; 1328| 0| char u[128]; 1329| | 1330| 0| if (s >= sizeof(u)) { ------------------ | Branch (1330:13): [True: 0, False: 0] ------------------ 1331| 0| return NULL; 1332| 0| } 1333| 0| memcpy(u, d, s); 1334| 0| u[s] = '\0'; 1335| 0| pw = getpwnam(u); 1336| 0| if (pw == NULL) { ------------------ | Branch (1336:13): [True: 0, False: 0] ------------------ 1337| 0| return NULL; 1338| 0| } 1339| 0| ld = strlen(p); 1340| 0| h = strdup(pw->pw_dir); 1341| 0|#endif 1342| 579| } else { 1343| 579| ld = strlen(d); 1344| 579| p = (char *) d; 1345| 579| h = ssh_get_user_home_dir(NULL); 1346| 579| } 1347| 579| if (h == NULL) { ------------------ | Branch (1347:9): [True: 0, False: 579] ------------------ 1348| 0| return NULL; 1349| 0| } 1350| 579| lh = strlen(h); 1351| | 1352| 579| r = malloc(ld + lh + 1); 1353| 579| if (r == NULL) { ------------------ | Branch (1353:9): [True: 0, False: 579] ------------------ 1354| 0| SAFE_FREE(h); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1355| 0| return NULL; 1356| 0| } 1357| | 1358| 579| if (lh > 0) { ------------------ | Branch (1358:9): [True: 579, False: 0] ------------------ 1359| 579| memcpy(r, h, lh); 1360| 579| } 1361| 579| SAFE_FREE(h); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 1362| 579| memcpy(r + lh, p, ld + 1); 1363| | 1364| 579| return r; 1365| 579|} ssh_path_expand_escape: 1699| 2.31k|{ 1700| | return ssh_path_expand_internal(session, s, false); 1701| 2.31k|} ssh_analyze_banner: 1734| 513|{ 1735| 513| const char *banner = NULL; 1736| 513| const char *openssh = NULL; 1737| 513| const char *ios = NULL; 1738| | 1739| 513| if (server) { ------------------ | Branch (1739:9): [True: 0, False: 513] ------------------ 1740| 0| banner = session->clientbanner; 1741| 513| } else { 1742| 513| banner = session->serverbanner; 1743| 513| } 1744| | 1745| 513| if (banner == NULL) { ------------------ | Branch (1745:9): [True: 0, False: 513] ------------------ 1746| 0| ssh_set_error(session, SSH_FATAL, "Invalid banner"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1747| 0| return -1; 1748| 0| } 1749| | 1750| | /* 1751| | * Typical banners e.g. are: 1752| | * 1753| | * SSH-1.5-openSSH_5.4 1754| | * SSH-1.99-openSSH_3.0 1755| | * 1756| | * SSH-2.0-something 1757| | * 012345678901234567890 1758| | */ 1759| 513| if (strlen(banner) < 6 || ------------------ | Branch (1759:9): [True: 1, False: 512] ------------------ 1760| 512| strncmp(banner, "SSH-", 4) != 0) { ------------------ | Branch (1760:9): [True: 0, False: 512] ------------------ 1761| 1| ssh_set_error(session, SSH_FATAL, "Protocol mismatch: %s", banner); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1762| 1| return -1; 1763| 1| } 1764| | 1765| 512| SSH_LOG(SSH_LOG_DEBUG, "Analyzing banner: %s", banner); ------------------ | | 281| 512| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1766| | 1767| 512| switch (banner[4]) { 1768| 476| case '2': ------------------ | Branch (1768:9): [True: 476, False: 36] ------------------ 1769| 476| break; 1770| 35| case '1': ------------------ | Branch (1770:9): [True: 35, False: 477] ------------------ 1771| 35| if (strlen(banner) > 6) { ------------------ | Branch (1771:17): [True: 35, False: 0] ------------------ 1772| 35| if (banner[6] == '9') { ------------------ | Branch (1772:21): [True: 32, False: 3] ------------------ 1773| 32| break; 1774| 32| } 1775| 35| } 1776| 3| FALL_THROUGH; ------------------ | | 494| 3|# define FALL_THROUGH __attribute__ ((fallthrough)) ------------------ 1777| 4| default: ------------------ | Branch (1777:9): [True: 1, False: 511] ------------------ 1778| 4| ssh_set_error(session, SSH_FATAL, "Protocol mismatch: %s", banner); ------------------ | | 311| 4| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1779| 4| return -1; 1780| 512| } 1781| | 1782| | /* Make a best-effort to extract OpenSSH version numbers. */ 1783| 508| openssh = strstr(banner, "OpenSSH"); 1784| 508| if (openssh != NULL) { ------------------ | Branch (1784:9): [True: 77, False: 431] ------------------ 1785| 77| char *tmp = NULL; 1786| 77| unsigned long int major = 0UL; 1787| 77| unsigned long int minor = 0UL; 1788| 77| int off = 0; 1789| | 1790| | /* 1791| | * The banner is typical: 1792| | * OpenSSH_5.4 1793| | * 012345678901234567890 1794| | */ 1795| 77| if (strlen(openssh) > 9) { ------------------ | Branch (1795:13): [True: 67, False: 10] ------------------ 1796| 67| errno = 0; 1797| 67| major = strtoul(openssh + 8, &tmp, 10); 1798| 67| if ((tmp == (openssh + 8)) || ------------------ | Branch (1798:17): [True: 4, False: 63] ------------------ 1799| 63| ((errno == ERANGE) && (major == ULONG_MAX)) || ------------------ | Branch (1799:18): [True: 1, False: 62] | Branch (1799:39): [True: 1, False: 0] ------------------ 1800| 62| ((errno != 0) && (major == 0)) || ------------------ | Branch (1800:18): [True: 0, False: 62] | Branch (1800:34): [True: 0, False: 0] ------------------ 1801| 62| ((major < 1) || (major > 100))) { ------------------ | Branch (1801:18): [True: 3, False: 59] | Branch (1801:33): [True: 36, False: 23] ------------------ 1802| | /* invalid major */ 1803| 44| errno = 0; 1804| 44| goto done; 1805| 44| } 1806| | 1807| 67| errno = 0; 1808| 23| off = major >= 10 ? 11 : 10; ------------------ | Branch (1808:19): [True: 7, False: 16] ------------------ 1809| 23| minor = strtoul(openssh + off, &tmp, 10); 1810| 23| if ((tmp == (openssh + off)) || ------------------ | Branch (1810:17): [True: 3, False: 20] ------------------ 1811| 20| ((errno == ERANGE) && (major == ULONG_MAX)) || ------------------ | Branch (1811:18): [True: 0, False: 20] | Branch (1811:39): [True: 0, False: 0] ------------------ 1812| 20| ((errno != 0) && (major == 0)) || ------------------ | Branch (1812:18): [True: 0, False: 20] | Branch (1812:34): [True: 0, False: 0] ------------------ 1813| 20| (minor > 100)) { ------------------ | Branch (1813:17): [True: 17, False: 3] ------------------ 1814| | /* invalid minor */ 1815| 20| errno = 0; 1816| 20| goto done; 1817| 20| } 1818| | 1819| 3| session->openssh = SSH_VERSION_INT(((int) major), ((int) minor), 0); ------------------ | | 25| 3|#define SSH_VERSION_INT(a, b, c) ((a) << 16 | (b) << 8 | (c)) ------------------ 1820| | 1821| 3| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 6| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 0, False: 3] | | ------------------ ------------------ 1822| 3| "We are talking to an OpenSSH %s version: %lu.%lu (%x)", 1823| 3| server ? "client" : "server", 1824| 3| major, minor, session->openssh); 1825| 3| } 1826| 77| } 1827| | /* Cisco devices have odd scp implementation which breaks */ 1828| 444| ios = strstr(banner, "Cisco"); 1829| 444| if (ios != NULL) { ------------------ | Branch (1829:9): [True: 2, False: 442] ------------------ 1830| 2| session->flags |= SSH_SESSION_FLAG_SCP_QUOTING_BROKEN; ------------------ | | 95| 2|#define SSH_SESSION_FLAG_SCP_QUOTING_BROKEN 0x0040 ------------------ 1831| 2| } 1832| | 1833| 508|done: 1834| 508| return 0; 1835| 444|} ssh_timestamp_init: 1850| 9.32k|{ 1851| 9.32k|#ifdef HAVE_CLOCK_GETTIME 1852| 9.32k| struct timespec tp; 1853| 9.32k| clock_gettime(CLOCK, &tp); ------------------ | | 1839| 9.32k|#define CLOCK CLOCK_MONOTONIC ------------------ 1854| 9.32k| ts->useconds = tp.tv_nsec / 1000; 1855| |#else 1856| | struct timeval tp; 1857| | gettimeofday(&tp, NULL); 1858| | ts->useconds = tp.tv_usec; 1859| |#endif 1860| 9.32k| ts->seconds = tp.tv_sec; 1861| 9.32k|} ssh_make_milliseconds: 1898| 579|{ 1899| 579| unsigned long res; 1900| | 1901| 579| if (sec == (unsigned long)SSH_TIMEOUT_INFINITE) { ------------------ | | 99| 579|#define SSH_TIMEOUT_INFINITE -1 ------------------ | Branch (1901:9): [True: 0, False: 579] ------------------ 1902| 0| return SSH_TIMEOUT_INFINITE; ------------------ | | 99| 0|#define SSH_TIMEOUT_INFINITE -1 ------------------ 1903| 0| } 1904| 579| if (sec > (unsigned long)INT_MAX / 1000) { ------------------ | Branch (1904:9): [True: 0, False: 579] ------------------ 1905| 0| return INT_MAX; 1906| 0| } 1907| | 1908| 579| res = usec / 1000; 1909| 579| res += (sec * 1000); 1910| 579| if (res == 0) { ------------------ | Branch (1910:9): [True: 0, False: 579] ------------------ 1911| 0| res = 10 * 1000; /* use a reasonable default value in case 1912| | * SSH_OPTIONS_TIMEOUT is not set in options. */ 1913| 0| } 1914| | 1915| 579| if (res > INT_MAX) { ------------------ | Branch (1915:9): [True: 0, False: 579] ------------------ 1916| 0| return INT_MAX; 1917| 579| } else { 1918| 579| return (int)res; 1919| 579| } 1920| 579|} ssh_timeout_elapsed: 1933| 2.09k|{ 1934| 2.09k| struct ssh_timestamp now; 1935| | 1936| 2.09k| switch(timeout) { 1937| 0| case -2: /* ------------------ | Branch (1937:9): [True: 0, False: 2.09k] ------------------ 1938| | * -2 means user-defined timeout as available in 1939| | * session->timeout, session->timeout_usec. 1940| | */ 1941| 0| SSH_LOG(SSH_LOG_DEBUG, "ssh_timeout_elapsed called with -2. this needs to " ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1942| 0| "be fixed. please set a breakpoint on misc.c:%d and " 1943| 0| "fix the caller\n", __LINE__); 1944| 0| return 0; 1945| 0| case -1: /* -1 means infinite timeout */ ------------------ | Branch (1945:9): [True: 0, False: 2.09k] ------------------ 1946| 0| return 0; 1947| 0| case 0: /* 0 means no timeout */ ------------------ | Branch (1947:9): [True: 0, False: 2.09k] ------------------ 1948| 0| return 1; 1949| 2.09k| default: ------------------ | Branch (1949:9): [True: 2.09k, False: 0] ------------------ 1950| 2.09k| break; 1951| 2.09k| } 1952| | 1953| 2.09k| ssh_timestamp_init(&now); 1954| | 1955| 2.09k| return (ssh_timestamp_difference(ts,&now) >= timeout); 1956| 2.09k|} ssh_timeout_update: 1966| 4.37k|{ 1967| 4.37k| struct ssh_timestamp now; 1968| 4.37k| int ms, ret; 1969| 4.37k| if (timeout <= 0) { ------------------ | Branch (1969:7): [True: 0, False: 4.37k] ------------------ 1970| 0| return timeout; 1971| 0| } 1972| 4.37k| ssh_timestamp_init(&now); 1973| 4.37k| ms = ssh_timestamp_difference(ts,&now); 1974| 4.37k| if(ms < 0) ------------------ | Branch (1974:6): [True: 0, False: 4.37k] ------------------ 1975| 0| ms = 0; 1976| 4.37k| ret = timeout - ms; 1977| 4.37k| return ret >= 0 ? ret: 0; ------------------ | Branch (1977:10): [True: 4.37k, False: 0] ------------------ 1978| 4.37k|} ssh_strerror: 2396| 2.03k|{ 2397| |#if ((defined(__linux__) && defined(__GLIBC__)) || defined(__CYGWIN__)) && defined(_GNU_SOURCE) 2398| | /* GNU extension on Linux */ 2399| | return strerror_r(err_num, buf, buflen); 2400| |#else 2401| 2.03k| int rv; 2402| | 2403| |#if defined(_WIN32) 2404| | rv = strerror_s(buf, buflen, err_num); 2405| |#else 2406| | /* POSIX version available for example on FreeBSD or in musl libc */ 2407| 2.03k| rv = strerror_r(err_num, buf, buflen); 2408| 2.03k|#endif /* _WIN32 */ 2409| | 2410| | /* make sure the buffer is initialized and terminated with NULL */ 2411| 2.03k| if (-rv == ERANGE) { ------------------ | Branch (2411:9): [True: 0, False: 2.03k] ------------------ 2412| 0| buf[0] = '\0'; 2413| 0| } 2414| 2.03k| return buf; 2415| 2.03k|#endif /* ((defined(__linux__) && defined(__GLIBC__)) || defined(__CYGWIN__)) && defined(_GNU_SOURCE) */ 2416| 2.03k|} ssh_check_username_syntax: 2606| 579|{ 2607| 579| size_t username_len; 2608| | 2609| 579| if (username == NULL || *username == '-') { ------------------ | Branch (2609:9): [True: 0, False: 579] | Branch (2609:29): [True: 0, False: 579] ------------------ 2610| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2611| 0| } 2612| | 2613| 579| username_len = strlen(username); 2614| 579| if (username_len == 0 || username[username_len - 1] == '\\' || ------------------ | Branch (2614:9): [True: 0, False: 579] | Branch (2614:30): [True: 0, False: 579] ------------------ 2615| 579| strpbrk(username, "'`\";&<>|(){}") != NULL) { ------------------ | Branch (2615:9): [True: 0, False: 579] ------------------ 2616| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2617| 0| } 2618| 3.47k| for (size_t i = 0; i < username_len; i++) { ------------------ | Branch (2618:24): [True: 2.89k, False: 579] ------------------ 2619| 2.89k| if (isspace(username[i]) != 0 && username[i + 1] == '-') { ------------------ | Branch (2619:13): [True: 0, False: 2.89k] | Branch (2619:42): [True: 0, False: 0] ------------------ 2620| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2621| 0| } 2622| 2.89k| } 2623| | 2624| 579| return SSH_OK; ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ 2625| 579|} ssh_proxyjumps_free: 2637| 884|{ 2638| 884| struct ssh_jump_info_struct *jump = NULL; 2639| | 2640| 884| for (jump = 2641| 884| ssh_list_pop_head(struct ssh_jump_info_struct *, proxy_jump_list); ------------------ | | 122| 884| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2642| 884| jump != NULL; ------------------ | Branch (2642:10): [True: 0, False: 884] ------------------ 2643| 884| jump = ssh_list_pop_head(struct ssh_jump_info_struct *, ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2644| 884| proxy_jump_list)) { 2645| 0| SAFE_FREE(jump->hostname); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2646| 0| SAFE_FREE(jump->username); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2647| | SAFE_FREE(jump); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2648| 0| } 2649| 884|} ssh_strict_fopen: 2683| 1.01k|{ 2684| 1.01k| FILE *f = NULL; 2685| 1.01k| struct stat sb; 2686| 1.01k| int r, fd; 2687| | 2688| | /* open first to avoid TOCTOU */ 2689| 1.01k| fd = open(filename, O_RDONLY); 2690| 1.01k| if (fd == -1) { ------------------ | Branch (2690:9): [True: 1.01k, False: 0] ------------------ 2691| 1.01k| SSH_LOG_STRERROR(SSH_LOG_TRACE, ------------------ | | 283| 1.01k| do { \ | | 284| 1.01k| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; \ | | 285| 1.01k| _ssh_log(priority, \ | | 286| 1.01k| __func__, \ | | 287| 1.01k| __VA_ARGS__, \ | | 288| 1.01k| ssh_strerror(errnum, err_msg, SSH_ERRNO_MSG_MAX)); \ | | ------------------ | | | | 520| 1.01k|#define SSH_ERRNO_MSG_MAX 1024 | | ------------------ | | 289| 1.01k| } while (0) | | ------------------ | | | Branch (289:14): [Folded, False: 1.01k] | | ------------------ ------------------ 2692| 1.01k| errno, 2693| 1.01k| "Failed to open a file %s for reading: %s", 2694| 1.01k| filename); 2695| 1.01k| return NULL; 2696| 1.01k| } 2697| | 2698| | /* Check the file is sensible for a configuration file */ 2699| 0| r = fstat(fd, &sb); 2700| 0| if (r != 0) { ------------------ | Branch (2700:9): [True: 0, False: 0] ------------------ 2701| 0| SSH_LOG_STRERROR(SSH_LOG_TRACE, ------------------ | | 283| 0| do { \ | | 284| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; \ | | 285| 0| _ssh_log(priority, \ | | 286| 0| __func__, \ | | 287| 0| __VA_ARGS__, \ | | 288| 0| ssh_strerror(errnum, err_msg, SSH_ERRNO_MSG_MAX)); \ | | ------------------ | | | | 520| 0|#define SSH_ERRNO_MSG_MAX 1024 | | ------------------ | | 289| 0| } while (0) | | ------------------ | | | Branch (289:14): [Folded, False: 0] | | ------------------ ------------------ 2702| 0| errno, 2703| 0| "Failed to stat %s: %s", 2704| 0| filename); 2705| 0| close(fd); 2706| 0| return NULL; 2707| 0| } 2708| 0| if ((sb.st_mode & S_IFMT) != S_IFREG) { ------------------ | Branch (2708:9): [True: 0, False: 0] ------------------ 2709| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2710| 0| "The file %s is not a regular file: skipping", 2711| 0| filename); 2712| 0| close(fd); 2713| 0| return NULL; 2714| 0| } 2715| | 2716| 0| if ((size_t)sb.st_size > max_file_size) { ------------------ | Branch (2716:9): [True: 0, False: 0] ------------------ 2717| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2718| 0| "The file %s is too large (%jd MB > %zu MB): skipping", 2719| 0| filename, 2720| 0| (intmax_t)sb.st_size / 1024 / 1024, 2721| 0| max_file_size / 1024 / 1024); 2722| 0| close(fd); 2723| 0| return NULL; 2724| 0| } 2725| | 2726| 0| f = fdopen(fd, "r"); 2727| 0| if (f == NULL) { ------------------ | Branch (2727:9): [True: 0, False: 0] ------------------ 2728| 0| SSH_LOG_STRERROR(SSH_LOG_TRACE, ------------------ | | 283| 0| do { \ | | 284| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; \ | | 285| 0| _ssh_log(priority, \ | | 286| 0| __func__, \ | | 287| 0| __VA_ARGS__, \ | | 288| 0| ssh_strerror(errnum, err_msg, SSH_ERRNO_MSG_MAX)); \ | | ------------------ | | | | 520| 0|#define SSH_ERRNO_MSG_MAX 1024 | | ------------------ | | 289| 0| } while (0) | | ------------------ | | | Branch (289:14): [Folded, False: 0] | | ------------------ ------------------ 2729| 0| errno, 2730| 0| "Failed to open a file %s for reading: %s", 2731| 0| filename); 2732| 0| close(fd); 2733| 0| return NULL; 2734| 0| } 2735| | 2736| | /* the flcose() will close also the underlying fd */ 2737| 0| return f; 2738| 0|} strlcpy: 2749| 2.31k|{ 2750| 2.31k| size_t len = strlen(src); 2751| | 2752| 2.31k| if (size != 0) { ------------------ | Branch (2752:9): [True: 2.31k, False: 0] ------------------ 2753| 2.31k| size_t copy_len = (len >= size) ? size - 1 : len; ------------------ | Branch (2753:27): [True: 0, False: 2.31k] ------------------ 2754| | 2755| 2.31k| memcpy(dst, src, copy_len); 2756| 2.31k| dst[copy_len] = '\0'; 2757| 2.31k| } 2758| | 2759| 2.31k| return len; 2760| 2.31k|} ssh_normalize_loose_ip: 2797| 1.15k|{ 2798| 1.15k| struct in_addr addr; 2799| 1.15k| char buf[INET_ADDRSTRLEN]; 2800| 1.15k| const char *p = NULL; 2801| 1.15k| int rc; 2802| 1.15k| int is_ip; 2803| |#ifdef _WIN32 2804| | unsigned long ip; 2805| | int is_broadcast; 2806| |#endif 2807| | 2808| 1.15k| if (host == NULL || result == NULL) { ------------------ | Branch (2808:9): [True: 0, False: 1.15k] | Branch (2808:25): [True: 0, False: 1.15k] ------------------ 2809| 0| return -1; 2810| 0| } 2811| | 2812| | /* We don't want to normalize stricter IP checks already handled by valid 2813| | * IPv4/IPv6 */ 2814| 1.15k| is_ip = ssh_is_ipaddr(host); 2815| 1.15k| if (is_ip) { ------------------ | Branch (2815:9): [True: 1.15k, False: 0] ------------------ 2816| 1.15k| return 1; /* not a loose IP — already a strict address */ 2817| 1.15k| } 2818| | 2819| |#ifdef _WIN32 2820| | ip = inet_addr(host); 2821| | is_broadcast = strcmp(host, "255.255.255.255"); 2822| | if (ip == INADDR_NONE && is_broadcast != 0) { 2823| | return 1; /* not a loose IP */ 2824| | } 2825| | addr.S_un.S_addr = ip; 2826| |#else 2827| 0| rc = inet_aton(host, &addr); 2828| 0| if (rc == 0) { ------------------ | Branch (2828:9): [True: 0, False: 0] ------------------ 2829| 0| return 1; /* not a loose IP */ 2830| 0| } 2831| 0|#endif 2832| | 2833| 0| p = inet_ntop(AF_INET, &addr, buf, sizeof(buf)); 2834| 0| if (p == NULL) { ------------------ | Branch (2834:9): [True: 0, False: 0] ------------------ 2835| 0| return -1; 2836| 0| } 2837| | 2838| 0| *result = strdup(p); 2839| 0| if (*result == NULL) { ------------------ | Branch (2839:9): [True: 0, False: 0] ------------------ 2840| 0| return -1; 2841| 0| } 2842| | 2843| 0| return 0; 2844| 0|} misc.c:ssh_get_user_home_dir_internal: 329| 1.15k|{ 330| 1.15k| char *szPath = NULL; 331| 1.15k| struct passwd pwd; 332| 1.15k| struct passwd *pwdbuf = NULL; 333| 1.15k| char buf[NSS_BUFLEN_PASSWD] = {0}; 334| 1.15k| int rc; 335| | 336| 1.15k| rc = getpwuid_r(getuid(), &pwd, buf, NSS_BUFLEN_PASSWD, &pwdbuf); 337| 1.15k| if (rc != 0 || pwdbuf == NULL ) { ------------------ | Branch (337:9): [True: 0, False: 1.15k] | Branch (337:20): [True: 0, False: 1.15k] ------------------ 338| 0| szPath = getenv("HOME"); 339| 0| if (szPath == NULL) { ------------------ | Branch (339:13): [True: 0, False: 0] ------------------ 340| 0| return NULL; 341| 0| } 342| 0| snprintf(buf, sizeof(buf), "%s", szPath); 343| 0| return strdup(buf); 344| 0| } 345| | 346| 1.15k| szPath = strdup(pwd.pw_dir); 347| | 348| 1.15k| return szPath; 349| 1.15k|} misc.c:ssh_iterator_new: 947| 4.27k|{ 948| 4.27k| struct ssh_iterator *iterator = malloc(sizeof(struct ssh_iterator)); 949| | 950| 4.27k| if (iterator == NULL) { ------------------ | Branch (950:9): [True: 0, False: 4.27k] ------------------ 951| 0| return NULL; 952| 0| } 953| 4.27k| iterator->next = NULL; 954| 4.27k| iterator->data = data; 955| 4.27k| return iterator; 956| 4.27k|} misc.c:ssh_path_expand_internal: 1478| 2.31k|{ 1479| 2.31k| char *buf = NULL; 1480| 2.31k| char *r = NULL; 1481| 2.31k| char *x = NULL; 1482| 2.31k| const char *p = NULL; 1483| 2.31k| size_t i, l; 1484| | 1485| 2.31k| r = ssh_path_expand_tilde(s); 1486| 2.31k| if (r == NULL) { ------------------ | Branch (1486:9): [True: 0, False: 2.31k] ------------------ 1487| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1488| 0| return NULL; 1489| 0| } 1490| | 1491| 2.31k| if (strlen(r) > MAX_BUF_SIZE) { ------------------ | | 230| 2.31k|#define MAX_BUF_SIZE 4096 ------------------ | Branch (1491:9): [True: 0, False: 2.31k] ------------------ 1492| 0| ssh_set_error(session, SSH_FATAL, "string to expand too long"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1493| 0| free(r); 1494| 0| return NULL; 1495| 0| } 1496| | 1497| 2.31k| buf = malloc(MAX_BUF_SIZE); ------------------ | | 230| 2.31k|#define MAX_BUF_SIZE 4096 ------------------ 1498| 2.31k| if (buf == NULL) { ------------------ | Branch (1498:9): [True: 0, False: 2.31k] ------------------ 1499| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1500| 0| free(r); 1501| 0| return NULL; 1502| 0| } 1503| | 1504| 2.31k| p = r; 1505| 2.31k| buf[0] = '\0'; 1506| | 1507| 38.7k| for (i = 0; *p != '\0'; p++) { ------------------ | Branch (1507:17): [True: 36.4k, False: 2.31k] ------------------ 1508| 36.4k| if (*p != '%') { ------------------ | Branch (1508:13): [True: 34.1k, False: 2.31k] ------------------ 1509| 34.1k| buf[i] = hostname_lenient ? tolower((unsigned char)*p) : *p; ------------------ | Branch (1509:22): [True: 0, False: 34.1k] | Branch (1509:41): [True: 0, False: 0] | Branch (1509:41): [True: 0, False: 0] | Branch (1509:41): [Folded, False: 0] ------------------ 1510| 34.1k| i++; 1511| 34.1k| if (i >= MAX_BUF_SIZE) { ------------------ | | 230| 34.1k|#define MAX_BUF_SIZE 4096 ------------------ | Branch (1511:17): [True: 0, False: 34.1k] ------------------ 1512| 0| free(buf); 1513| 0| free(r); 1514| 0| return NULL; 1515| 0| } 1516| 34.1k| buf[i] = '\0'; 1517| 34.1k| continue; 1518| 34.1k| } 1519| | 1520| 2.31k| p++; 1521| 2.31k| if (*p == '\0') { ------------------ | Branch (1521:13): [True: 0, False: 2.31k] ------------------ 1522| | /* HostName expansion rejects trailing '%' to match the parse-time 1523| | * scan. Keep the general expansion path unchanged, where a 1524| | * trailing '%' is truncated. 1525| | */ 1526| 0| if (hostname_lenient) { ------------------ | Branch (1526:17): [True: 0, False: 0] ------------------ 1527| 0| ssh_set_error(session, SSH_FATAL, "Incomplete Hostname token"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1528| 0| free(buf); 1529| 0| free(r); 1530| 0| return NULL; 1531| 0| } 1532| 0| break; 1533| 0| } 1534| | 1535| 2.31k| if (hostname_lenient && *p != '%' && *p != 'h') { ------------------ | Branch (1535:13): [True: 0, False: 2.31k] | Branch (1535:33): [True: 0, False: 0] | Branch (1535:46): [True: 0, False: 0] ------------------ 1536| 0| buf[i] = '%'; 1537| 0| i++; 1538| 0| if (i >= MAX_BUF_SIZE) { ------------------ | | 230| 0|#define MAX_BUF_SIZE 4096 ------------------ | Branch (1538:17): [True: 0, False: 0] ------------------ 1539| 0| ssh_set_error(session, SSH_FATAL, "String too long"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1540| 0| free(buf); 1541| 0| free(r); 1542| 0| return NULL; 1543| 0| } 1544| 0| buf[i] = *p; 1545| 0| i++; 1546| 0| if (i >= MAX_BUF_SIZE) { ------------------ | | 230| 0|#define MAX_BUF_SIZE 4096 ------------------ | Branch (1546:17): [True: 0, False: 0] ------------------ 1547| 0| ssh_set_error(session, SSH_FATAL, "String too long"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1548| 0| free(buf); 1549| 0| free(r); 1550| 0| return NULL; 1551| 0| } 1552| 0| buf[i] = '\0'; 1553| 0| continue; 1554| 0| } 1555| | 1556| 2.31k| switch (*p) { 1557| 0| case '%': ------------------ | Branch (1557:9): [True: 0, False: 2.31k] ------------------ 1558| 0| buf[i] = '%'; 1559| 0| i++; 1560| 0| if (i >= MAX_BUF_SIZE) { ------------------ | | 230| 0|#define MAX_BUF_SIZE 4096 ------------------ | Branch (1560:17): [True: 0, False: 0] ------------------ 1561| 0| free(buf); 1562| 0| free(r); 1563| 0| return NULL; 1564| 0| } 1565| 0| buf[i] = '\0'; 1566| 0| continue; 1567| 2.31k| case 'd': ------------------ | Branch (1567:9): [True: 2.31k, False: 0] ------------------ 1568| 2.31k| x = ssh_get_user_home_dir(session); 1569| 2.31k| if (x == NULL) { ------------------ | Branch (1569:17): [True: 0, False: 2.31k] ------------------ 1570| 0| ssh_set_error(session, SSH_FATAL, "Cannot expand homedir"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1571| 0| free(buf); 1572| 0| free(r); 1573| 0| return NULL; 1574| 0| } 1575| 2.31k| break; 1576| 2.31k| case 'u': ------------------ | Branch (1576:9): [True: 0, False: 2.31k] ------------------ 1577| 0| x = ssh_get_local_username(); 1578| 0| break; 1579| 0| case 'l': ------------------ | Branch (1579:9): [True: 0, False: 2.31k] ------------------ 1580| 0| x = ssh_get_local_hostname(); 1581| 0| break; 1582| 0| case 'h': ------------------ | Branch (1582:9): [True: 0, False: 2.31k] ------------------ 1583| 0| if (session->opts.host) { ------------------ | Branch (1583:17): [True: 0, False: 0] ------------------ 1584| 0| x = hostname_lenient ? ssh_lowercase(session->opts.host) ------------------ | Branch (1584:21): [True: 0, False: 0] ------------------ 1585| 0| : strdup(session->opts.host); 1586| 0| } else if (session->opts.originalhost) { ------------------ | Branch (1586:24): [True: 0, False: 0] ------------------ 1587| 0| x = hostname_lenient ? ssh_lowercase(session->opts.originalhost) ------------------ | Branch (1587:21): [True: 0, False: 0] ------------------ 1588| 0| : strdup(session->opts.originalhost); 1589| 0| } else { 1590| 0| ssh_set_error(session, SSH_FATAL, "Cannot expand host"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1591| 0| free(buf); 1592| 0| free(r); 1593| 0| return NULL; 1594| 0| } 1595| 0| break; 1596| 0| case 'n': ------------------ | Branch (1596:9): [True: 0, False: 2.31k] ------------------ 1597| 0| if (session->opts.originalhost) { ------------------ | Branch (1597:17): [True: 0, False: 0] ------------------ 1598| 0| x = strdup(session->opts.originalhost); 1599| 0| } else { 1600| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1601| 0| SSH_FATAL, 1602| 0| "Cannot expand original host"); 1603| 0| free(buf); 1604| 0| free(r); 1605| 0| return NULL; 1606| 0| } 1607| 0| break; 1608| 0| case 'r': ------------------ | Branch (1608:9): [True: 0, False: 2.31k] ------------------ 1609| 0| if (session->opts.username) { ------------------ | Branch (1609:17): [True: 0, False: 0] ------------------ 1610| 0| x = strdup(session->opts.username); 1611| 0| } else { 1612| 0| ssh_set_error(session, SSH_FATAL, "Cannot expand username"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1613| 0| free(buf); 1614| 0| free(r); 1615| 0| return NULL; 1616| 0| } 1617| 0| break; 1618| 0| case 'p': { ------------------ | Branch (1618:9): [True: 0, False: 2.31k] ------------------ 1619| 0| char tmp[6]; 1620| 0| unsigned int port; 1621| | 1622| 0| ssh_options_get_port(session, &port); 1623| 0| snprintf(tmp, sizeof(tmp), "%u", port); 1624| 0| x = strdup(tmp); 1625| 0| break; 1626| 0| } 1627| 0| case 'j': ------------------ | Branch (1627:9): [True: 0, False: 2.31k] ------------------ 1628| 0| if (session->opts.proxy_jumps_str != NULL) { ------------------ | Branch (1628:17): [True: 0, False: 0] ------------------ 1629| 0| x = strdup(session->opts.proxy_jumps_str); 1630| 0| } else { 1631| 0| x = strdup(""); 1632| 0| } 1633| 0| break; 1634| 0| case 'C': ------------------ | Branch (1634:9): [True: 0, False: 2.31k] ------------------ 1635| 0| x = get_connection_hash(session); 1636| 0| break; 1637| 0| default: ------------------ | Branch (1637:9): [True: 0, False: 2.31k] ------------------ 1638| 0| ssh_set_error(session, SSH_FATAL, "Wrong escape sequence detected"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1639| 0| free(buf); 1640| 0| free(r); 1641| 0| return NULL; 1642| 2.31k| } 1643| | 1644| 2.31k| if (x == NULL) { ------------------ | Branch (1644:13): [True: 0, False: 2.31k] ------------------ 1645| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1646| 0| free(buf); 1647| 0| free(r); 1648| 0| return NULL; 1649| 0| } 1650| | 1651| 2.31k| i += strlen(x); 1652| 2.31k| if (i >= MAX_BUF_SIZE) { ------------------ | | 230| 2.31k|#define MAX_BUF_SIZE 4096 ------------------ | Branch (1652:13): [True: 0, False: 2.31k] ------------------ 1653| 0| ssh_set_error(session, SSH_FATAL, "String too long"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1654| 0| free(buf); 1655| 0| free(x); 1656| 0| free(r); 1657| 0| return NULL; 1658| 0| } 1659| 2.31k| l = strlen(buf); 1660| 2.31k| strlcpy(buf + l, x, MAX_BUF_SIZE - l); ------------------ | | 230| 2.31k|#define MAX_BUF_SIZE 4096 ------------------ 1661| 2.31k| buf[i] = '\0'; 1662| 2.31k| SAFE_FREE(x); ------------------ | | 373| 2.31k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 2.31k, False: 0] | | | Branch (373:71): [Folded, False: 2.31k] | | ------------------ ------------------ 1663| 2.31k| } 1664| | 1665| 2.31k| free(r); 1666| | 1667| | /* strip the unused space by realloc */ 1668| 2.31k| x = realloc(buf, strlen(buf) + 1); 1669| 2.31k| if (x == NULL) { ------------------ | Branch (1669:9): [True: 0, False: 2.31k] ------------------ 1670| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1671| 0| free(buf); 1672| 0| } 1673| 2.31k| return x; 1674| 2.31k|} misc.c:ssh_timestamp_difference: 1875| 6.46k|{ 1876| 6.46k| long seconds, usecs, msecs; 1877| 6.46k| seconds = new->seconds - old->seconds; 1878| 6.46k| usecs = new->useconds - old->useconds; 1879| 6.46k| if (usecs < 0){ ------------------ | Branch (1879:9): [True: 130, False: 6.33k] ------------------ 1880| 130| seconds--; 1881| 130| usecs += 1000000; 1882| 130| } 1883| 6.46k| msecs = seconds * 1000 + usecs/1000; 1884| 6.46k| return msecs; 1885| 6.46k|} kex_type_to_mlkem_info: 28| 206|{ 29| 206| switch (kex_type) { 30| 7| case SSH_KEX_MLKEM768X25519_SHA256: ------------------ | Branch (30:5): [True: 7, False: 199] ------------------ 31| 206| case SSH_KEX_MLKEM768NISTP256_SHA256: ------------------ | Branch (31:5): [True: 199, False: 7] ------------------ 32| 206| return &MLKEM768_INFO; 33| |#ifdef HAVE_MLKEM1024 34| | case SSH_KEX_MLKEM1024NISTP384_SHA384: 35| | return &MLKEM1024_INFO; 36| |#endif 37| 0| default: ------------------ | Branch (37:5): [True: 0, False: 206] ------------------ 38| | return NULL; 39| 206| } 40| 206|} ssh_mlkem_init: 41| 121|{ 42| 121| int ret = SSH_ERROR; ------------------ | | 317| 121|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 43| 121| struct ssh_crypto_struct *crypto = session->next_crypto; 44| 121| const struct mlkem_type_info *mlkem_info = NULL; 45| 121| unsigned char rnd[LIBCRUX_ML_KEM_KEY_PAIR_PRNG_LEN]; 46| 121| struct libcrux_mlkem768_keypair keypair; 47| 121| int err; 48| | 49| 121| mlkem_info = kex_type_to_mlkem_info(crypto->kex_type); 50| 121| if (mlkem_info == NULL) { ------------------ | Branch (50:9): [True: 0, False: 121] ------------------ 51| 0| SSH_LOG(SSH_LOG_WARNING, "Unknown ML-KEM type"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 52| 0| goto cleanup; 53| 0| } 54| | 55| 121| err = ssh_get_random(rnd, sizeof(rnd), 0); 56| 121| if (err != 1) { ------------------ | Branch (56:9): [True: 0, False: 121] ------------------ 57| 0| SSH_LOG(SSH_LOG_WARNING, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 58| 0| "Failed to generate random data for ML-KEM keygen"); 59| 0| goto cleanup; 60| 0| } 61| | 62| 121| keypair = libcrux_ml_kem_mlkem768_portable_generate_key_pair(rnd); 63| | 64| 121| if (ssh_string_len(crypto->mlkem_client_pubkey) < mlkem_info->pubkey_size) { ------------------ | Branch (64:9): [True: 121, False: 0] ------------------ 65| 121| SSH_STRING_FREE(crypto->mlkem_client_pubkey); ------------------ | | 915| 121| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 121] | | | Branch (915:69): [Folded, False: 121] | | ------------------ ------------------ 66| 121| } 67| 121| if (crypto->mlkem_client_pubkey == NULL) { ------------------ | Branch (67:9): [True: 121, False: 0] ------------------ 68| 121| crypto->mlkem_client_pubkey = ssh_string_new(mlkem_info->pubkey_size); 69| 121| if (crypto->mlkem_client_pubkey == NULL) { ------------------ | Branch (69:13): [True: 0, False: 121] ------------------ 70| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 71| 0| goto cleanup; 72| 0| } 73| 121| } 74| 121| err = ssh_string_fill(crypto->mlkem_client_pubkey, 75| 121| keypair.pk.value, 76| 121| mlkem_info->pubkey_size); 77| 121| if (err) { ------------------ | Branch (77:9): [True: 0, False: 121] ------------------ 78| 0| SSH_LOG(SSH_LOG_WARNING, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 79| 0| "Failed to fill the string with client pubkey"); 80| 0| goto cleanup; 81| 0| } 82| | 83| 121| if (crypto->mlkem_privkey == NULL) { ------------------ | Branch (83:9): [True: 121, False: 0] ------------------ 84| 121| crypto->mlkem_privkey = malloc(mlkem_info->privkey_size); 85| 121| if (crypto->mlkem_privkey == NULL) { ------------------ | Branch (85:13): [True: 0, False: 121] ------------------ 86| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 87| 0| goto cleanup; 88| 0| } 89| 121| } 90| 121| memcpy(crypto->mlkem_privkey, keypair.sk.value, mlkem_info->privkey_size); 91| 121| crypto->mlkem_privkey_len = mlkem_info->privkey_size; 92| | 93| 121| ret = SSH_OK; ------------------ | | 316| 121|#define SSH_OK 0 /* No error */ ------------------ 94| | 95| 121|cleanup: 96| 121| ssh_burn(&keypair, sizeof(keypair)); ------------------ | | 388| 121|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 97| 121| ssh_burn(rnd, sizeof(rnd)); ------------------ | | 388| 121|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 98| 121| return ret; 99| 121|} ssh_options_set_algo: 374| 2.31k|{ 375| | /* When the list start with +,-,^ the filtration of unknown algorithms 376| | * gets handled inside the helper functions, otherwise the list is taken 377| | * as it is. */ 378| 2.31k| char *p = (char *)list; 379| | 380| 2.31k| if (algo < SSH_COMP_C_S) { ------------------ | Branch (380:9): [True: 2.31k, False: 0] ------------------ 381| 2.31k| if (list[0] == '+') { ------------------ | Branch (381:13): [True: 0, False: 2.31k] ------------------ 382| 0| p = ssh_add_to_default_algos(algo, list+1); 383| 2.31k| } else if (list[0] == '-') { ------------------ | Branch (383:20): [True: 0, False: 2.31k] ------------------ 384| 0| p = ssh_remove_from_default_algos(algo, list+1); 385| 2.31k| } else if (list[0] == '^') { ------------------ | Branch (385:20): [True: 0, False: 2.31k] ------------------ 386| 0| p = ssh_prefix_default_algos(algo, list+1); 387| 0| } 388| 2.31k| } 389| | 390| 2.31k| if (p == list) { ------------------ | Branch (390:9): [True: 2.31k, False: 0] ------------------ 391| 2.31k| if (ssh_fips_mode()) { ------------------ | | 115| 2.31k|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 2.31k] | | ------------------ ------------------ 392| 0| p = ssh_keep_fips_algos(algo, list); 393| 2.31k| } else { 394| 2.31k| p = ssh_keep_known_algos(algo, list); 395| 2.31k| } 396| 2.31k| } 397| | 398| 2.31k| if (p == NULL) { ------------------ | Branch (398:9): [True: 0, False: 2.31k] ------------------ 399| 0| ssh_set_error(session, SSH_REQUEST_DENIED, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 400| 0| "Setting method: no allowed algorithm for method \"%s\" (%s)", 401| 0| ssh_kex_get_description(algo), list); 402| 0| return -1; 403| 0| } 404| | 405| 2.31k| SAFE_FREE(*place); ------------------ | | 373| 2.31k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 2.31k] | | | Branch (373:71): [Folded, False: 2.31k] | | ------------------ ------------------ 406| 2.31k| *place = p; 407| | 408| 2.31k| return 0; 409| 2.31k|} ssh_options_set: 882| 5.79k|{ 883| 5.79k| const char *v = NULL; 884| 5.79k| char *p = NULL, *q = NULL; 885| 5.79k| long int i; 886| 5.79k| unsigned int u; 887| 5.79k| int rc; 888| 5.79k| char **wanted_methods = session->opts.wanted_methods; 889| 5.79k| struct ssh_jump_callbacks_struct *j = NULL; 890| | 891| 5.79k| if (session == NULL) { ------------------ | Branch (891:9): [True: 0, False: 5.79k] ------------------ 892| 0| return -1; 893| 0| } 894| | 895| 5.79k| switch (type) { 896| 579| case SSH_OPTIONS_HOST: ------------------ | Branch (896:9): [True: 579, False: 5.21k] ------------------ 897| 579| v = value; 898| 579| if (v == NULL || v[0] == '\0') { ------------------ | Branch (898:17): [True: 0, False: 579] | Branch (898:30): [True: 0, False: 579] ------------------ 899| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 900| 0| return -1; 901| 579| } else { 902| 579| char *username = NULL, *hostname = NULL; 903| 579| char *strict_hostname = NULL; 904| 579| char *normalized = NULL; 905| | 906| | /* Non-strict parse: reject shell metacharacters */ 907| 579| rc = ssh_config_parse_uri(value, 908| 579| &username, 909| 579| &hostname, 910| 579| NULL, 911| 579| true, 912| 579| false); 913| 579| if (rc != SSH_OK || hostname == NULL) { ------------------ | | 316| 1.15k|#define SSH_OK 0 /* No error */ ------------------ | Branch (913:21): [True: 0, False: 579] | Branch (913:37): [True: 0, False: 579] ------------------ 914| 0| SAFE_FREE(username); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 915| 0| SAFE_FREE(hostname); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 916| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 917| 0| return -1; 918| 0| } 919| | 920| | /* Non-strict passed: set username and originalhost */ 921| 579| if (username != NULL) { ------------------ | Branch (921:21): [True: 0, False: 579] ------------------ 922| 0| SAFE_FREE(session->opts.username); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 923| 0| session->opts.username = username; 924| 0| } 925| 579| if (!session->opts.config_hostname_only) { ------------------ | Branch (925:21): [True: 579, False: 0] ------------------ 926| 579| SAFE_FREE(session->opts.config_hostname); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 579] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 927| 579| SAFE_FREE(session->opts.originalhost); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 579] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 928| 579| session->opts.originalhost = hostname; 929| 579| } else { 930| 0| SAFE_FREE(hostname); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 931| 0| } 932| | 933| | /* Strict parse: set host only if valid hostname or IP */ 934| 579| rc = ssh_normalize_loose_ip(value, &normalized); 935| 579| if (rc == -1) { ------------------ | Branch (935:21): [True: 0, False: 579] ------------------ 936| | /* Error */ 937| 0| SAFE_FREE(username); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 938| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 939| 0| return -1; 940| 0| } 941| 579| rc = ssh_config_parse_uri( 942| 579| (normalized != NULL) ? normalized : value, ------------------ | Branch (942:21): [True: 0, False: 579] ------------------ 943| 579| NULL, 944| 579| &strict_hostname, 945| 579| NULL, 946| 579| true, 947| 579| true); 948| 579| SAFE_FREE(normalized); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 579] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 949| | 950| 579| if (rc != SSH_OK || strict_hostname == NULL) { ------------------ | | 316| 1.15k|#define SSH_OK 0 /* No error */ ------------------ | Branch (950:21): [True: 0, False: 579] | Branch (950:37): [True: 0, False: 579] ------------------ 951| 0| SAFE_FREE(session->opts.host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 952| 0| SAFE_FREE(strict_hostname); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 953| 0| if (session->opts.config_hostname_only) { ------------------ | Branch (953:25): [True: 0, False: 0] ------------------ 954| | /* Config path: Hostname must be valid */ 955| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 956| 0| return -1; 957| 0| } 958| 579| } else { 959| 579| SAFE_FREE(session->opts.host); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 579] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 960| 579| session->opts.host = strict_hostname; 961| 579| } 962| 579| } 963| 579| break; 964| 579| case SSH_OPTIONS_PORT: ------------------ | Branch (964:9): [True: 0, False: 5.79k] ------------------ 965| 0| if (value == NULL) { ------------------ | Branch (965:17): [True: 0, False: 0] ------------------ 966| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 967| 0| return -1; 968| 0| } else { 969| 0| int *x = (int *) value; 970| 0| if (*x <= 0 || *x > 65535) { ------------------ | Branch (970:21): [True: 0, False: 0] | Branch (970:32): [True: 0, False: 0] ------------------ 971| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 972| 0| return -1; 973| 0| } 974| | 975| 0| session->opts.port = *x; 976| 0| } 977| 0| break; 978| 0| case SSH_OPTIONS_PORT_STR: ------------------ | Branch (978:9): [True: 0, False: 5.79k] ------------------ 979| 0| v = value; 980| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (980:17): [True: 0, False: 0] | Branch (980:30): [True: 0, False: 0] ------------------ 981| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 982| 0| return -1; 983| 0| } else { 984| 0| q = strdup(v); 985| 0| if (q == NULL) { ------------------ | Branch (985:21): [True: 0, False: 0] ------------------ 986| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 987| 0| return -1; 988| 0| } 989| 0| i = strtol(q, &p, 10); 990| 0| if (q == p || *p != '\0') { ------------------ | Branch (990:21): [True: 0, False: 0] | Branch (990:31): [True: 0, False: 0] ------------------ 991| 0| SSH_LOG(SSH_LOG_DEBUG, "No port number was parsed"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 992| 0| SAFE_FREE(q); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 993| 0| return -1; 994| 0| } 995| 0| SAFE_FREE(q); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 996| 0| if (i <= 0 || i > 65535) { ------------------ | Branch (996:21): [True: 0, False: 0] | Branch (996:31): [True: 0, False: 0] ------------------ 997| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 998| 0| return -1; 999| 0| } 1000| | 1001| 0| session->opts.port = i; 1002| 0| } 1003| 0| break; 1004| 579| case SSH_OPTIONS_FD: ------------------ | Branch (1004:9): [True: 579, False: 5.21k] ------------------ 1005| 579| if (value == NULL) { ------------------ | Branch (1005:17): [True: 0, False: 579] ------------------ 1006| 0| session->opts.fd = SSH_INVALID_SOCKET; ------------------ | | 124| 0|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ 1007| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1008| 0| return -1; 1009| 579| } else { 1010| 579| socket_t *x = (socket_t *) value; 1011| 579| if (*x < 0) { ------------------ | Branch (1011:21): [True: 0, False: 579] ------------------ 1012| 0| session->opts.fd = SSH_INVALID_SOCKET; ------------------ | | 124| 0|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ 1013| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1014| 0| return -1; 1015| 0| } 1016| | 1017| 579| session->opts.fd = *x & 0xffff; 1018| 579| } 1019| 579| break; 1020| 579| case SSH_OPTIONS_BINDADDR: ------------------ | Branch (1020:9): [True: 0, False: 5.79k] ------------------ 1021| 0| v = value; 1022| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1022:17): [True: 0, False: 0] | Branch (1022:30): [True: 0, False: 0] ------------------ 1023| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1024| 0| return -1; 1025| 0| } 1026| | 1027| 0| q = strdup(v); 1028| 0| if (q == NULL) { ------------------ | Branch (1028:17): [True: 0, False: 0] ------------------ 1029| 0| return -1; 1030| 0| } 1031| 0| SAFE_FREE(session->opts.bindaddr); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1032| 0| session->opts.bindaddr = q; 1033| 0| break; 1034| 579| case SSH_OPTIONS_USER: ------------------ | Branch (1034:9): [True: 579, False: 5.21k] ------------------ 1035| 579| v = value; 1036| 579| SAFE_FREE(session->opts.username); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 579] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 1037| 579| if (v == NULL) { ------------------ | Branch (1037:17): [True: 0, False: 579] ------------------ 1038| 0| q = ssh_get_local_username(); 1039| 0| if (q == NULL) { ------------------ | Branch (1039:21): [True: 0, False: 0] ------------------ 1040| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1041| 0| return -1; 1042| 0| } 1043| 0| session->opts.username = q; 1044| 579| } else if (v[0] == '\0') { ------------------ | Branch (1044:24): [True: 0, False: 579] ------------------ 1045| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1046| 0| return -1; 1047| 579| } else { /* username provided */ 1048| 579| session->opts.username = strdup(value); 1049| 579| if (session->opts.username == NULL) { ------------------ | Branch (1049:21): [True: 0, False: 579] ------------------ 1050| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1051| 0| return -1; 1052| 0| } 1053| 579| rc = ssh_check_username_syntax(session->opts.username); 1054| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (1054:21): [True: 0, False: 579] ------------------ 1055| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1056| 0| return -1; 1057| 0| } 1058| 579| } 1059| 579| break; 1060| 579| case SSH_OPTIONS_SSH_DIR: ------------------ | Branch (1060:9): [True: 579, False: 5.21k] ------------------ 1061| 579| v = value; 1062| 579| SAFE_FREE(session->opts.sshdir); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 579] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 1063| 579| if (v == NULL) { ------------------ | Branch (1063:17): [True: 579, False: 0] ------------------ 1064| 579| session->opts.sshdir = ssh_path_expand_tilde("~/.ssh"); 1065| 579| if (session->opts.sshdir == NULL) { ------------------ | Branch (1065:21): [True: 0, False: 579] ------------------ 1066| 0| return -1; 1067| 0| } 1068| 579| } else if (v[0] == '\0') { ------------------ | Branch (1068:24): [True: 0, False: 0] ------------------ 1069| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1070| 0| return -1; 1071| 0| } else { 1072| 0| session->opts.sshdir = ssh_path_expand_tilde(v); 1073| 0| if (session->opts.sshdir == NULL) { ------------------ | Branch (1073:21): [True: 0, False: 0] ------------------ 1074| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1075| 0| return -1; 1076| 0| } 1077| 0| } 1078| 579| break; 1079| 579| case SSH_OPTIONS_IDENTITY: ------------------ | Branch (1079:9): [True: 0, False: 5.79k] ------------------ 1080| 0| case SSH_OPTIONS_ADD_IDENTITY: ------------------ | Branch (1080:9): [True: 0, False: 5.79k] ------------------ 1081| 0| v = value; 1082| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1082:17): [True: 0, False: 0] | Branch (1082:30): [True: 0, False: 0] ------------------ 1083| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1084| 0| return -1; 1085| 0| } 1086| 0| q = strdup(v); 1087| 0| if (q == NULL) { ------------------ | Branch (1087:17): [True: 0, False: 0] ------------------ 1088| 0| return -1; 1089| 0| } 1090| 0| if (session->opts.exp_flags & SSH_OPT_EXP_FLAG_IDENTITY) { ------------------ | | 118| 0|#define SSH_OPT_EXP_FLAG_IDENTITY 0x8 ------------------ | Branch (1090:17): [True: 0, False: 0] ------------------ 1091| 0| rc = ssh_list_append(session->opts.identity_non_exp, q); 1092| 0| } else { 1093| 0| rc = ssh_list_prepend(session->opts.identity_non_exp, q); 1094| 0| } 1095| 0| if (rc < 0) { ------------------ | Branch (1095:17): [True: 0, False: 0] ------------------ 1096| 0| free(q); 1097| 0| return -1; 1098| 0| } 1099| 0| break; 1100| 0| case SSH_OPTIONS_CERTIFICATE: ------------------ | Branch (1100:9): [True: 0, False: 5.79k] ------------------ 1101| 0| v = value; 1102| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1102:17): [True: 0, False: 0] | Branch (1102:30): [True: 0, False: 0] ------------------ 1103| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1104| 0| return -1; 1105| 0| } 1106| 0| q = strdup(v); 1107| 0| if (q == NULL) { ------------------ | Branch (1107:17): [True: 0, False: 0] ------------------ 1108| 0| return -1; 1109| 0| } 1110| 0| rc = ssh_list_append(session->opts.certificate_non_exp, q); 1111| 0| if (rc < 0) { ------------------ | Branch (1111:17): [True: 0, False: 0] ------------------ 1112| 0| free(q); 1113| 0| return -1; 1114| 0| } 1115| 0| break; 1116| 0| case SSH_OPTIONS_KNOWNHOSTS: ------------------ | Branch (1116:9): [True: 0, False: 5.79k] ------------------ 1117| 0| v = value; 1118| 0| SAFE_FREE(session->opts.knownhosts); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1119| 0| if (v == NULL) { ------------------ | Branch (1119:17): [True: 0, False: 0] ------------------ 1120| | /* The default value will be set by the ssh_options_apply() */ 1121| 0| } else if (v[0] == '\0') { ------------------ | Branch (1121:24): [True: 0, False: 0] ------------------ 1122| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1123| 0| return -1; 1124| 0| } else { 1125| 0| session->opts.knownhosts = strdup(v); 1126| 0| if (session->opts.knownhosts == NULL) { ------------------ | Branch (1126:21): [True: 0, False: 0] ------------------ 1127| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1128| 0| return -1; 1129| 0| } 1130| 0| session->opts.exp_flags &= ~SSH_OPT_EXP_FLAG_KNOWNHOSTS; ------------------ | | 115| 0|#define SSH_OPT_EXP_FLAG_KNOWNHOSTS 0x1 ------------------ 1131| 0| } 1132| 0| break; 1133| 0| case SSH_OPTIONS_GLOBAL_KNOWNHOSTS: ------------------ | Branch (1133:9): [True: 0, False: 5.79k] ------------------ 1134| 0| v = value; 1135| 0| SAFE_FREE(session->opts.global_knownhosts); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1136| 0| if (v == NULL) { ------------------ | Branch (1136:17): [True: 0, False: 0] ------------------ 1137| 0| session->opts.global_knownhosts = 1138| 0| strdup(GLOBAL_CONF_DIR "/ssh_known_hosts"); ------------------ | | 13| 0|#define GLOBAL_CONF_DIR "/etc/ssh" ------------------ 1139| 0| if (session->opts.global_knownhosts == NULL) { ------------------ | Branch (1139:21): [True: 0, False: 0] ------------------ 1140| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1141| 0| return -1; 1142| 0| } 1143| 0| } else if (v[0] == '\0') { ------------------ | Branch (1143:24): [True: 0, False: 0] ------------------ 1144| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1145| 0| return -1; 1146| 0| } else { 1147| 0| session->opts.global_knownhosts = strdup(v); 1148| 0| if (session->opts.global_knownhosts == NULL) { ------------------ | Branch (1148:21): [True: 0, False: 0] ------------------ 1149| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1150| 0| return -1; 1151| 0| } 1152| 0| session->opts.exp_flags &= ~SSH_OPT_EXP_FLAG_GLOBAL_KNOWNHOSTS; ------------------ | | 116| 0|#define SSH_OPT_EXP_FLAG_GLOBAL_KNOWNHOSTS 0x2 ------------------ 1153| 0| } 1154| 0| break; 1155| 579| case SSH_OPTIONS_TIMEOUT: ------------------ | Branch (1155:9): [True: 579, False: 5.21k] ------------------ 1156| 579| if (value == NULL) { ------------------ | Branch (1156:17): [True: 0, False: 579] ------------------ 1157| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1158| 0| return -1; 1159| 579| } else { 1160| 579| long *x = (long *) value; 1161| 579| if (*x < 0) { ------------------ | Branch (1161:21): [True: 0, False: 579] ------------------ 1162| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1163| 0| return -1; 1164| 0| } 1165| | 1166| 579| session->opts.timeout = *x & 0xffffffffU; 1167| 579| } 1168| 579| break; 1169| 579| case SSH_OPTIONS_TIMEOUT_USEC: ------------------ | Branch (1169:9): [True: 0, False: 5.79k] ------------------ 1170| 0| if (value == NULL) { ------------------ | Branch (1170:17): [True: 0, False: 0] ------------------ 1171| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1172| 0| return -1; 1173| 0| } else { 1174| 0| long *x = (long *) value; 1175| 0| if (*x < 0) { ------------------ | Branch (1175:21): [True: 0, False: 0] ------------------ 1176| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1177| 0| return -1; 1178| 0| } 1179| | 1180| 0| session->opts.timeout_usec = *x & 0xffffffffU; 1181| 0| } 1182| 0| break; 1183| 0| case SSH_OPTIONS_SSH1: ------------------ | Branch (1183:9): [True: 0, False: 5.79k] ------------------ 1184| 0| break; 1185| 0| case SSH_OPTIONS_SSH2: ------------------ | Branch (1185:9): [True: 0, False: 5.79k] ------------------ 1186| 0| break; 1187| 0| case SSH_OPTIONS_LOG_VERBOSITY: ------------------ | Branch (1187:9): [True: 0, False: 5.79k] ------------------ 1188| 0| if (value == NULL) { ------------------ | Branch (1188:17): [True: 0, False: 0] ------------------ 1189| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1190| 0| return -1; 1191| 0| } else { 1192| 0| int *x = (int *) value; 1193| 0| if (*x < 0) { ------------------ | Branch (1193:21): [True: 0, False: 0] ------------------ 1194| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1195| 0| return -1; 1196| 0| } 1197| | 1198| 0| session->common.log_verbosity = *x & 0xffffU; 1199| 0| ssh_set_log_level(*x & 0xffffU); 1200| 0| } 1201| 0| break; 1202| 0| case SSH_OPTIONS_LOG_VERBOSITY_STR: ------------------ | Branch (1202:9): [True: 0, False: 5.79k] ------------------ 1203| 0| v = value; 1204| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1204:17): [True: 0, False: 0] | Branch (1204:30): [True: 0, False: 0] ------------------ 1205| 0| session->common.log_verbosity = 0; 1206| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1207| 0| return -1; 1208| 0| } else { 1209| 0| q = strdup(v); 1210| 0| if (q == NULL) { ------------------ | Branch (1210:21): [True: 0, False: 0] ------------------ 1211| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1212| 0| return -1; 1213| 0| } 1214| 0| i = strtol(q, &p, 10); 1215| 0| if (q == p) { ------------------ | Branch (1215:21): [True: 0, False: 0] ------------------ 1216| 0| SSH_LOG(SSH_LOG_DEBUG, "No log verbositiy was parsed"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1217| 0| SAFE_FREE(q); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1218| 0| return -1; 1219| 0| } 1220| 0| SAFE_FREE(q); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1221| 0| if (i < 0) { ------------------ | Branch (1221:21): [True: 0, False: 0] ------------------ 1222| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1223| 0| return -1; 1224| 0| } 1225| | 1226| 0| session->common.log_verbosity = i & 0xffffU; 1227| 0| ssh_set_log_level(i & 0xffffU); 1228| 0| } 1229| 0| break; 1230| 579| case SSH_OPTIONS_CIPHERS_C_S: ------------------ | Branch (1230:9): [True: 579, False: 5.21k] ------------------ 1231| 579| v = value; 1232| 579| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1232:17): [True: 0, False: 579] | Branch (1232:30): [True: 0, False: 579] ------------------ 1233| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1234| 0| return -1; 1235| 579| } else { 1236| 579| rc = ssh_options_set_algo(session, 1237| 579| SSH_CRYPT_C_S, 1238| 579| v, 1239| 579| &wanted_methods[SSH_CRYPT_C_S]); 1240| 579| if (rc < 0) ------------------ | Branch (1240:21): [True: 0, False: 579] ------------------ 1241| 0| return -1; 1242| 579| } 1243| 579| break; 1244| 579| case SSH_OPTIONS_CIPHERS_S_C: ------------------ | Branch (1244:9): [True: 579, False: 5.21k] ------------------ 1245| 579| v = value; 1246| 579| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1246:17): [True: 0, False: 579] | Branch (1246:30): [True: 0, False: 579] ------------------ 1247| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1248| 0| return -1; 1249| 579| } else { 1250| 579| rc = ssh_options_set_algo(session, 1251| 579| SSH_CRYPT_S_C, 1252| 579| v, 1253| 579| &wanted_methods[SSH_CRYPT_S_C]); 1254| 579| if (rc < 0) ------------------ | Branch (1254:21): [True: 0, False: 579] ------------------ 1255| 0| return -1; 1256| 579| } 1257| 579| break; 1258| 579| case SSH_OPTIONS_KEY_EXCHANGE: ------------------ | Branch (1258:9): [True: 0, False: 5.79k] ------------------ 1259| 0| v = value; 1260| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1260:17): [True: 0, False: 0] | Branch (1260:30): [True: 0, False: 0] ------------------ 1261| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1262| 0| return -1; 1263| 0| } else { 1264| 0| rc = ssh_options_set_algo(session, 1265| 0| SSH_KEX, 1266| 0| v, 1267| 0| &wanted_methods[SSH_KEX]); 1268| 0| if (rc < 0) ------------------ | Branch (1268:21): [True: 0, False: 0] ------------------ 1269| 0| return -1; 1270| 0| } 1271| 0| break; 1272| 0| case SSH_OPTIONS_HOSTKEYS: ------------------ | Branch (1272:9): [True: 0, False: 5.79k] ------------------ 1273| 0| v = value; 1274| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1274:17): [True: 0, False: 0] | Branch (1274:30): [True: 0, False: 0] ------------------ 1275| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1276| 0| return -1; 1277| 0| } else { 1278| 0| rc = ssh_options_set_algo(session, 1279| 0| SSH_HOSTKEYS, 1280| 0| v, 1281| 0| &wanted_methods[SSH_HOSTKEYS]); 1282| 0| if (rc < 0) ------------------ | Branch (1282:21): [True: 0, False: 0] ------------------ 1283| 0| return -1; 1284| 0| } 1285| 0| break; 1286| 0| case SSH_OPTIONS_PUBLICKEY_ACCEPTED_TYPES: ------------------ | Branch (1286:9): [True: 0, False: 5.79k] ------------------ 1287| 0| v = value; 1288| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1288:17): [True: 0, False: 0] | Branch (1288:30): [True: 0, False: 0] ------------------ 1289| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1290| 0| return -1; 1291| 0| } else { 1292| 0| rc = ssh_options_set_algo(session, 1293| 0| SSH_HOSTKEYS, 1294| 0| v, 1295| 0| &session->opts.pubkey_accepted_types); 1296| 0| if (rc < 0) ------------------ | Branch (1296:21): [True: 0, False: 0] ------------------ 1297| 0| return -1; 1298| 0| } 1299| 0| break; 1300| 579| case SSH_OPTIONS_HMAC_C_S: ------------------ | Branch (1300:9): [True: 579, False: 5.21k] ------------------ 1301| 579| v = value; 1302| 579| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1302:17): [True: 0, False: 579] | Branch (1302:30): [True: 0, False: 579] ------------------ 1303| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1304| 0| return -1; 1305| 579| } else { 1306| 579| rc = ssh_options_set_algo(session, 1307| 579| SSH_MAC_C_S, 1308| 579| v, 1309| 579| &wanted_methods[SSH_MAC_C_S]); 1310| 579| if (rc < 0) ------------------ | Branch (1310:21): [True: 0, False: 579] ------------------ 1311| 0| return -1; 1312| 579| } 1313| 579| break; 1314| 579| case SSH_OPTIONS_HMAC_S_C: ------------------ | Branch (1314:10): [True: 579, False: 5.21k] ------------------ 1315| 579| v = value; 1316| 579| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1316:17): [True: 0, False: 579] | Branch (1316:30): [True: 0, False: 579] ------------------ 1317| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1318| 0| return -1; 1319| 579| } else { 1320| 579| rc = ssh_options_set_algo(session, 1321| 579| SSH_MAC_S_C, 1322| 579| v, 1323| 579| &wanted_methods[SSH_MAC_S_C]); 1324| 579| if (rc < 0) ------------------ | Branch (1324:21): [True: 0, False: 579] ------------------ 1325| 0| return -1; 1326| 579| } 1327| 579| break; 1328| 579| case SSH_OPTIONS_COMPRESSION_C_S: ------------------ | Branch (1328:9): [True: 0, False: 5.79k] ------------------ 1329| 0| v = value; 1330| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1330:17): [True: 0, False: 0] | Branch (1330:30): [True: 0, False: 0] ------------------ 1331| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1332| 0| return -1; 1333| 0| } else { 1334| 0| const char *tmp = v; 1335| 0| if (strcasecmp(value, "yes") == 0){ ------------------ | Branch (1335:21): [True: 0, False: 0] ------------------ 1336| 0| tmp = "zlib@openssh.com,none"; 1337| 0| } else if (strcasecmp(value, "no") == 0){ ------------------ | Branch (1337:28): [True: 0, False: 0] ------------------ 1338| 0| tmp = "none,zlib@openssh.com"; 1339| 0| } 1340| 0| rc = ssh_options_set_algo(session, 1341| 0| SSH_COMP_C_S, 1342| 0| tmp, 1343| 0| &wanted_methods[SSH_COMP_C_S]); 1344| 0| if (rc < 0) ------------------ | Branch (1344:21): [True: 0, False: 0] ------------------ 1345| 0| return -1; 1346| 0| } 1347| 0| break; 1348| 0| case SSH_OPTIONS_COMPRESSION_S_C: ------------------ | Branch (1348:9): [True: 0, False: 5.79k] ------------------ 1349| 0| v = value; 1350| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1350:17): [True: 0, False: 0] | Branch (1350:30): [True: 0, False: 0] ------------------ 1351| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1352| 0| return -1; 1353| 0| } else { 1354| 0| const char *tmp = v; 1355| 0| if (strcasecmp(value, "yes") == 0){ ------------------ | Branch (1355:21): [True: 0, False: 0] ------------------ 1356| 0| tmp = "zlib@openssh.com,none"; 1357| 0| } else if (strcasecmp(value, "no") == 0){ ------------------ | Branch (1357:28): [True: 0, False: 0] ------------------ 1358| 0| tmp = "none,zlib@openssh.com"; 1359| 0| } 1360| | 1361| 0| rc = ssh_options_set_algo(session, 1362| 0| SSH_COMP_S_C, 1363| 0| tmp, 1364| 0| &wanted_methods[SSH_COMP_S_C]); 1365| 0| if (rc < 0) ------------------ | Branch (1365:21): [True: 0, False: 0] ------------------ 1366| 0| return -1; 1367| 0| } 1368| 0| break; 1369| 0| case SSH_OPTIONS_COMPRESSION: ------------------ | Branch (1369:9): [True: 0, False: 5.79k] ------------------ 1370| 0| v = value; 1371| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1371:17): [True: 0, False: 0] | Branch (1371:30): [True: 0, False: 0] ------------------ 1372| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1373| 0| return -1; 1374| 0| } 1375| 0| if(ssh_options_set(session,SSH_OPTIONS_COMPRESSION_C_S, v) < 0) ------------------ | Branch (1375:16): [True: 0, False: 0] ------------------ 1376| 0| return -1; 1377| 0| if(ssh_options_set(session,SSH_OPTIONS_COMPRESSION_S_C, v) < 0) ------------------ | Branch (1377:16): [True: 0, False: 0] ------------------ 1378| 0| return -1; 1379| 0| break; 1380| 0| case SSH_OPTIONS_COMPRESSION_LEVEL: ------------------ | Branch (1380:9): [True: 0, False: 5.79k] ------------------ 1381| 0| if (value == NULL) { ------------------ | Branch (1381:17): [True: 0, False: 0] ------------------ 1382| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1383| 0| return -1; 1384| 0| } else { 1385| 0| int *x = (int *)value; 1386| 0| if (*x < 1 || *x > 9) { ------------------ | Branch (1386:21): [True: 0, False: 0] | Branch (1386:31): [True: 0, False: 0] ------------------ 1387| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1388| 0| return -1; 1389| 0| } 1390| 0| session->opts.compressionlevel = *x & 0xff; 1391| 0| } 1392| 0| break; 1393| 0| case SSH_OPTIONS_STRICTHOSTKEYCHECK: ------------------ | Branch (1393:9): [True: 0, False: 5.79k] ------------------ 1394| 0| if (value == NULL) { ------------------ | Branch (1394:17): [True: 0, False: 0] ------------------ 1395| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1396| 0| return -1; 1397| 0| } else { 1398| 0| int *x = (int *) value; 1399| 0| int mode = *x; 1400| | 1401| 0| switch (mode) { 1402| 0| case SSH_STRICT_HOSTKEY_OFF: ------------------ | Branch (1402:17): [True: 0, False: 0] ------------------ 1403| 0| case SSH_STRICT_HOSTKEY_YES: ------------------ | Branch (1403:17): [True: 0, False: 0] ------------------ 1404| 0| case SSH_STRICT_HOSTKEY_ASK: ------------------ | Branch (1404:17): [True: 0, False: 0] ------------------ 1405| 0| case SSH_STRICT_HOSTKEY_ACCEPT_NEW: ------------------ | Branch (1405:17): [True: 0, False: 0] ------------------ 1406| 0| session->opts.StrictHostKeyChecking = mode; 1407| 0| break; 1408| 0| default: ------------------ | Branch (1408:17): [True: 0, False: 0] ------------------ 1409| | /* Preserve the legacy low-byte "non-zero means yes" 1410| | * normalization. 1411| | */ 1412| 0| session->opts.StrictHostKeyChecking = 1413| 0| (mode & 0xff) > 0 ? SSH_STRICT_HOSTKEY_YES ------------------ | Branch (1413:25): [True: 0, False: 0] ------------------ 1414| 0| : SSH_STRICT_HOSTKEY_OFF; 1415| 0| break; 1416| 0| } 1417| 0| } 1418| 0| break; 1419| 0| case SSH_OPTIONS_PROXYCOMMAND: ------------------ | Branch (1419:9): [True: 0, False: 5.79k] ------------------ 1420| 0| v = value; 1421| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1421:17): [True: 0, False: 0] | Branch (1421:30): [True: 0, False: 0] ------------------ 1422| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1423| 0| return -1; 1424| 0| } else { 1425| 0| SAFE_FREE(session->opts.ProxyCommand); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1426| | /* Setting the command to 'none' disables this option. */ 1427| 0| rc = strcasecmp(v, "none"); 1428| 0| if (rc != 0) { ------------------ | Branch (1428:21): [True: 0, False: 0] ------------------ 1429| 0| q = strdup(v); 1430| 0| if (q == NULL) { ------------------ | Branch (1430:25): [True: 0, False: 0] ------------------ 1431| 0| return -1; 1432| 0| } 1433| 0| session->opts.ProxyCommand = q; 1434| 0| session->opts.exp_flags &= ~SSH_OPT_EXP_FLAG_PROXYCOMMAND; ------------------ | | 117| 0|#define SSH_OPT_EXP_FLAG_PROXYCOMMAND 0x4 ------------------ 1435| 0| } 1436| 0| } 1437| 0| break; 1438| 0| case SSH_OPTIONS_PROXYJUMP: ------------------ | Branch (1438:9): [True: 0, False: 5.79k] ------------------ 1439| 0| v = value; 1440| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1440:17): [True: 0, False: 0] | Branch (1440:30): [True: 0, False: 0] ------------------ 1441| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1442| 0| return -1; 1443| 0| } else { 1444| 0| rc = ssh_config_parse_proxy_jump(session, v, true); 1445| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1445:21): [True: 0, False: 0] ------------------ 1446| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1447| 0| } 1448| 0| } 1449| 0| break; 1450| 0| case SSH_OPTIONS_PROXYJUMP_CB_LIST_APPEND: ------------------ | Branch (1450:9): [True: 0, False: 5.79k] ------------------ 1451| 0| j = (struct ssh_jump_callbacks_struct *)value; 1452| 0| if (j == NULL) { ------------------ | Branch (1452:17): [True: 0, False: 0] ------------------ 1453| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1454| 0| return -1; 1455| 0| } else { 1456| 0| rc = ssh_list_prepend(session->opts.proxy_jumps_user_cb, j); 1457| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1457:21): [True: 0, False: 0] ------------------ 1458| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1459| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1460| 0| } 1461| 0| } 1462| 0| break; 1463| 0| case SSH_OPTIONS_GSSAPI_SERVER_IDENTITY: ------------------ | Branch (1463:9): [True: 0, False: 5.79k] ------------------ 1464| 0| v = value; 1465| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1465:17): [True: 0, False: 0] | Branch (1465:30): [True: 0, False: 0] ------------------ 1466| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1467| 0| return -1; 1468| 0| } else { 1469| 0| SAFE_FREE(session->opts.gss_server_identity); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1470| 0| session->opts.gss_server_identity = strdup(v); 1471| 0| if (session->opts.gss_server_identity == NULL) { ------------------ | Branch (1471:21): [True: 0, False: 0] ------------------ 1472| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1473| 0| return -1; 1474| 0| } 1475| 0| } 1476| 0| break; 1477| 0| case SSH_OPTIONS_GSSAPI_CLIENT_IDENTITY: ------------------ | Branch (1477:9): [True: 0, False: 5.79k] ------------------ 1478| 0| v = value; 1479| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1479:17): [True: 0, False: 0] | Branch (1479:30): [True: 0, False: 0] ------------------ 1480| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1481| 0| return -1; 1482| 0| } else { 1483| 0| SAFE_FREE(session->opts.gss_client_identity); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1484| 0| session->opts.gss_client_identity = strdup(v); 1485| 0| if (session->opts.gss_client_identity == NULL) { ------------------ | Branch (1485:21): [True: 0, False: 0] ------------------ 1486| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1487| 0| return -1; 1488| 0| } 1489| 0| } 1490| 0| break; 1491| 0| case SSH_OPTIONS_GSSAPI_DELEGATE_CREDENTIALS: ------------------ | Branch (1491:9): [True: 0, False: 5.79k] ------------------ 1492| 0| if (value == NULL) { ------------------ | Branch (1492:17): [True: 0, False: 0] ------------------ 1493| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1494| 0| return -1; 1495| 0| } else { 1496| 0| int x = *(int *)value; 1497| | 1498| 0| session->opts.gss_delegate_creds = (x & 0xff); 1499| 0| } 1500| 0| break; 1501| |#ifdef WITH_GSSAPI 1502| | case SSH_OPTIONS_GSSAPI_KEY_EXCHANGE: 1503| | if (value == NULL) { 1504| | ssh_set_error_invalid(session); 1505| | return -1; 1506| | } else { 1507| | bool *x = (bool *)value; 1508| | session->opts.gssapi_key_exchange = *x; 1509| | } 1510| | break; 1511| | case SSH_OPTIONS_GSSAPI_KEY_EXCHANGE_ALGS: 1512| | v = value; 1513| | if (v == NULL || v[0] == '\0') { 1514| | ssh_set_error_invalid(session); 1515| | return -1; 1516| | } else { 1517| | /* Check if algorithms are supported */ 1518| | char *ret = 1519| | ssh_find_all_matching(GSSAPI_KEY_EXCHANGE_SUPPORTED, v); 1520| | if (ret == NULL) { 1521| | ssh_set_error(session, 1522| | SSH_FATAL, 1523| | "GSSAPI key exchange algorithms not " 1524| | "supported or invalid"); 1525| | return -1; 1526| | } 1527| | SAFE_FREE(session->opts.gssapi_key_exchange_algs); 1528| | session->opts.gssapi_key_exchange_algs = ret; 1529| | } 1530| | break; 1531| |#endif 1532| 0| case SSH_OPTIONS_PASSWORD_AUTH: ------------------ | Branch (1532:9): [True: 0, False: 5.79k] ------------------ 1533| 0| case SSH_OPTIONS_PUBKEY_AUTH: ------------------ | Branch (1533:9): [True: 0, False: 5.79k] ------------------ 1534| 0| case SSH_OPTIONS_KBDINT_AUTH: ------------------ | Branch (1534:9): [True: 0, False: 5.79k] ------------------ 1535| 0| case SSH_OPTIONS_GSSAPI_AUTH: ------------------ | Branch (1535:9): [True: 0, False: 5.79k] ------------------ 1536| 0| if (value == NULL) { ------------------ | Branch (1536:17): [True: 0, False: 0] ------------------ 1537| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1538| 0| return -1; 1539| 0| } else { 1540| 0| int x = *(int *)value; 1541| 0| u = type == SSH_OPTIONS_PASSWORD_AUTH ? ------------------ | Branch (1541:21): [True: 0, False: 0] ------------------ 1542| 0| SSH_OPT_FLAG_PASSWORD_AUTH: ------------------ | | 109| 0|#define SSH_OPT_FLAG_PASSWORD_AUTH 0x1 ------------------ 1543| 0| type == SSH_OPTIONS_PUBKEY_AUTH ? ------------------ | Branch (1543:21): [True: 0, False: 0] ------------------ 1544| 0| SSH_OPT_FLAG_PUBKEY_AUTH: ------------------ | | 110| 0|#define SSH_OPT_FLAG_PUBKEY_AUTH 0x2 ------------------ 1545| 0| type == SSH_OPTIONS_KBDINT_AUTH ? ------------------ | Branch (1545:25): [True: 0, False: 0] ------------------ 1546| 0| SSH_OPT_FLAG_KBDINT_AUTH: ------------------ | | 111| 0|#define SSH_OPT_FLAG_KBDINT_AUTH 0x4 ------------------ 1547| 0| SSH_OPT_FLAG_GSSAPI_AUTH; ------------------ | | 112| 0|#define SSH_OPT_FLAG_GSSAPI_AUTH 0x8 ------------------ 1548| 0| if (x != 0) { ------------------ | Branch (1548:21): [True: 0, False: 0] ------------------ 1549| 0| session->opts.flags |= u; 1550| 0| } else { 1551| 0| session->opts.flags &= ~u; 1552| 0| } 1553| 0| if (type == SSH_OPTIONS_PUBKEY_AUTH) { ------------------ | Branch (1553:21): [True: 0, False: 0] ------------------ 1554| | /* 1555| | * Keep the legacy enabled/disabled auth flag semantics in 1556| | * sync above while also storing the selected 1557| | * PubkeyAuthentication mode here. 1558| | */ 1559| 0| switch (x) { 1560| 0| case SSH_PUBKEY_AUTH_NO: ------------------ | Branch (1560:21): [True: 0, False: 0] ------------------ 1561| 0| case SSH_PUBKEY_AUTH_ALL: ------------------ | Branch (1561:21): [True: 0, False: 0] ------------------ 1562| 0| case SSH_PUBKEY_AUTH_UNBOUND: ------------------ | Branch (1562:21): [True: 0, False: 0] ------------------ 1563| 0| case SSH_PUBKEY_AUTH_HOST_BOUND: ------------------ | Branch (1563:21): [True: 0, False: 0] ------------------ 1564| 0| session->opts.pubkey_auth = x; 1565| 0| break; 1566| 0| default: ------------------ | Branch (1566:21): [True: 0, False: 0] ------------------ 1567| | /* Preserve the legacy non-zero "yes" normalization 1568| | * here so callers passing -1 still land on 1569| | * SSH_PUBKEY_AUTH_ALL. 1570| | */ 1571| 0| session->opts.pubkey_auth = SSH_PUBKEY_AUTH_ALL; 1572| 0| break; 1573| 0| } 1574| 0| } 1575| 0| } 1576| 0| break; 1577| 0| case SSH_OPTIONS_NODELAY: ------------------ | Branch (1577:9): [True: 0, False: 5.79k] ------------------ 1578| 0| if (value == NULL) { ------------------ | Branch (1578:17): [True: 0, False: 0] ------------------ 1579| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1580| 0| return -1; 1581| 0| } else { 1582| 0| int *x = (int *) value; 1583| 0| session->opts.nodelay = (*x & 0xff) > 0 ? 1 : 0; ------------------ | Branch (1583:41): [True: 0, False: 0] ------------------ 1584| 0| } 1585| 0| break; 1586| 579| case SSH_OPTIONS_PROCESS_CONFIG: ------------------ | Branch (1586:9): [True: 579, False: 5.21k] ------------------ 1587| 579| if (value == NULL) { ------------------ | Branch (1587:17): [True: 0, False: 579] ------------------ 1588| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1589| 0| return -1; 1590| 579| } else { 1591| 579| bool *x = (bool *)value; 1592| 579| session->opts.config_processed = !(*x); 1593| 579| } 1594| 579| break; 1595| 579| case SSH_OPTIONS_REKEY_DATA: ------------------ | Branch (1595:9): [True: 0, False: 5.79k] ------------------ 1596| 0| if (value == NULL) { ------------------ | Branch (1596:17): [True: 0, False: 0] ------------------ 1597| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1598| 0| return -1; 1599| 0| } else { 1600| 0| uint64_t *x = (uint64_t *)value; 1601| 0| session->opts.rekey_data = *x; 1602| 0| } 1603| 0| break; 1604| 0| case SSH_OPTIONS_REKEY_TIME: ------------------ | Branch (1604:9): [True: 0, False: 5.79k] ------------------ 1605| 0| if (value == NULL) { ------------------ | Branch (1605:17): [True: 0, False: 0] ------------------ 1606| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1607| 0| return -1; 1608| 0| } else { 1609| 0| uint32_t *x = (uint32_t *)value; 1610| 0| if ((*x * 1000) < *x) { ------------------ | Branch (1610:21): [True: 0, False: 0] ------------------ 1611| 0| ssh_set_error(session, SSH_REQUEST_DENIED, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1612| 0| "The provided value (%" PRIu32 ") for rekey" 1613| 0| " time is too large", *x); 1614| 0| return -1; 1615| 0| } 1616| 0| session->opts.rekey_time = (*x) * 1000; 1617| 0| } 1618| 0| break; 1619| 0| case SSH_OPTIONS_RSA_MIN_SIZE: ------------------ | Branch (1619:9): [True: 0, False: 5.79k] ------------------ 1620| 0| if (value == NULL) { ------------------ | Branch (1620:17): [True: 0, False: 0] ------------------ 1621| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1622| 0| return -1; 1623| 0| } else { 1624| 0| int *x = (int *)value; 1625| | 1626| 0| if (*x < 0) { ------------------ | Branch (1626:21): [True: 0, False: 0] ------------------ 1627| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1628| 0| return -1; 1629| 0| } 1630| | 1631| | /* (*x == 0) is allowed as it is used to revert to default */ 1632| | 1633| 0| if (*x > 0 && *x < RSA_MIN_KEY_SIZE) { ------------------ | | 49| 0|#define RSA_MIN_KEY_SIZE 1024 ------------------ | Branch (1633:21): [True: 0, False: 0] | Branch (1633:31): [True: 0, False: 0] ------------------ 1634| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1635| 0| SSH_REQUEST_DENIED, 1636| 0| "The provided value (%d) for minimal RSA key " 1637| 0| "size is too small. Use at least %d bits.", 1638| 0| *x, 1639| 0| RSA_MIN_KEY_SIZE); 1640| 0| return -1; 1641| 0| } 1642| 0| session->opts.rsa_min_size = *x; 1643| 0| } 1644| 0| break; 1645| 0| case SSH_OPTIONS_IDENTITY_AGENT: ------------------ | Branch (1645:9): [True: 0, False: 5.79k] ------------------ 1646| 0| v = value; 1647| 0| SAFE_FREE(session->opts.agent_socket); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1648| 0| if (v == NULL) { ------------------ | Branch (1648:17): [True: 0, False: 0] ------------------ 1649| | /* The default value will be set by the ssh_options_apply() */ 1650| 0| } else if (v[0] == '\0') { ------------------ | Branch (1650:24): [True: 0, False: 0] ------------------ 1651| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1652| 0| return -1; 1653| 0| } else { 1654| 0| session->opts.agent_socket = ssh_path_expand_tilde(v); 1655| 0| if (session->opts.agent_socket == NULL) { ------------------ | Branch (1655:21): [True: 0, False: 0] ------------------ 1656| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1657| 0| return -1; 1658| 0| } 1659| 0| } 1660| 0| break; 1661| 0| case SSH_OPTIONS_IDENTITIES_ONLY: ------------------ | Branch (1661:9): [True: 0, False: 5.79k] ------------------ 1662| 0| if (value == NULL) { ------------------ | Branch (1662:17): [True: 0, False: 0] ------------------ 1663| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1664| 0| return -1; 1665| 0| } else { 1666| 0| bool *x = (bool *)value; 1667| 0| session->opts.identities_only = *x; 1668| 0| } 1669| 0| break; 1670| 0| case SSH_OPTIONS_CONTROL_MASTER: ------------------ | Branch (1670:9): [True: 0, False: 5.79k] ------------------ 1671| 0| if (value == NULL) { ------------------ | Branch (1671:17): [True: 0, False: 0] ------------------ 1672| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1673| 0| return -1; 1674| 0| } else { 1675| 0| int *x = (int *) value; 1676| 0| if (*x < SSH_CONTROL_MASTER_NO || *x > SSH_CONTROL_MASTER_AUTOASK) { ------------------ | Branch (1676:21): [True: 0, False: 0] | Branch (1676:51): [True: 0, False: 0] ------------------ 1677| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1678| 0| return -1; 1679| 0| } 1680| 0| session->opts.control_master = *x; 1681| 0| } 1682| 0| break; 1683| 0| case SSH_OPTIONS_CONTROL_PATH: ------------------ | Branch (1683:9): [True: 0, False: 5.79k] ------------------ 1684| 0| v = value; 1685| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1685:17): [True: 0, False: 0] | Branch (1685:30): [True: 0, False: 0] ------------------ 1686| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1687| 0| return -1; 1688| 0| } else { 1689| 0| SAFE_FREE(session->opts.control_path); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1690| 0| rc = strcasecmp(v, "none"); 1691| 0| if (rc != 0) { ------------------ | Branch (1691:21): [True: 0, False: 0] ------------------ 1692| 0| session->opts.control_path = ssh_path_expand_tilde(v); 1693| 0| if (session->opts.control_path == NULL) { ------------------ | Branch (1693:25): [True: 0, False: 0] ------------------ 1694| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1695| 0| return -1; 1696| 0| } 1697| 0| session->opts.exp_flags &= ~SSH_OPT_EXP_FLAG_CONTROL_PATH; ------------------ | | 119| 0|#define SSH_OPT_EXP_FLAG_CONTROL_PATH 0x10 ------------------ 1698| 0| } 1699| 0| } 1700| 0| break; 1701| 0| case SSH_OPTIONS_PKI_CONTEXT: ------------------ | Branch (1701:9): [True: 0, False: 5.79k] ------------------ 1702| 0| if (value == NULL) { ------------------ | Branch (1702:17): [True: 0, False: 0] ------------------ 1703| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1704| 0| return -1; 1705| 0| } 1706| | 1707| 0| SSH_PKI_CTX_FREE(session->pki_context); ------------------ | | 1050| 0| do { \ | | 1051| 0| if ((x) != NULL) { \ | | ------------------ | | | Branch (1051:13): [True: 0, False: 0] | | ------------------ | | 1052| 0| ssh_pki_ctx_free(x); \ | | 1053| 0| x = NULL; \ | | 1054| 0| } \ | | 1055| 0| } while (0) | | ------------------ | | | Branch (1055:14): [Folded, False: 0] | | ------------------ ------------------ 1708| | 1709| 0| session->pki_context = ssh_pki_ctx_dup((const ssh_pki_ctx)value); 1710| 0| if (session->pki_context == NULL) { ------------------ | Branch (1710:17): [True: 0, False: 0] ------------------ 1711| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1712| 0| return -1; 1713| 0| } 1714| 0| break; 1715| 0| case SSH_OPTIONS_ADDRESS_FAMILY: ------------------ | Branch (1715:9): [True: 0, False: 5.79k] ------------------ 1716| 0| if (value == NULL) { ------------------ | Branch (1716:17): [True: 0, False: 0] ------------------ 1717| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1718| 0| return -1; 1719| 0| } else { 1720| 0| int *x = (int *)value; 1721| 0| if (*x < SSH_ADDRESS_FAMILY_ANY || ------------------ | Branch (1721:21): [True: 0, False: 0] ------------------ 1722| 0| *x > SSH_ADDRESS_FAMILY_INET6) { ------------------ | Branch (1722:21): [True: 0, False: 0] ------------------ 1723| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1724| 0| return -1; 1725| 0| } 1726| 0| session->opts.address_family = *x; 1727| 0| } 1728| 0| break; 1729| 0| case SSH_OPTIONS_BATCH_MODE: ------------------ | Branch (1729:9): [True: 0, False: 5.79k] ------------------ 1730| 0| if (value == NULL) { ------------------ | Branch (1730:17): [True: 0, False: 0] ------------------ 1731| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1732| 0| return -1; 1733| 0| } else { 1734| 0| bool *x = (bool *)value; 1735| 0| session->opts.batch_mode = *x; 1736| 0| } 1737| 0| break; 1738| 0| case SSH_OPTIONS_ESCAPE_CHAR: ------------------ | Branch (1738:9): [True: 0, False: 5.79k] ------------------ 1739| 0| if (value == NULL) { ------------------ | Branch (1739:17): [True: 0, False: 0] ------------------ 1740| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1741| 0| return -1; 1742| 0| } else { 1743| 0| int *x = (int *)value; 1744| 0| if (*x == 0 || *x < -1 || *x > 255) { ------------------ | Branch (1744:21): [True: 0, False: 0] | Branch (1744:32): [True: 0, False: 0] | Branch (1744:43): [True: 0, False: 0] ------------------ 1745| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1746| 0| return -1; 1747| 0| } 1748| 0| session->opts.escape_char = *x; 1749| 0| } 1750| 0| break; 1751| 0| case SSH_OPTIONS_LOCAL_FORWARD: ------------------ | Branch (1751:9): [True: 0, False: 5.79k] ------------------ 1752| 0| v = value; 1753| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1753:17): [True: 0, False: 0] | Branch (1753:30): [True: 0, False: 0] ------------------ 1754| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1755| 0| return -1; 1756| 0| } 1757| 0| q = strdup(v); 1758| 0| if (q == NULL) { ------------------ | Branch (1758:17): [True: 0, False: 0] ------------------ 1759| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1760| 0| return -1; 1761| 0| } 1762| 0| rc = ssh_list_append(session->opts.local_forward, q); 1763| 0| if (rc < 0) { ------------------ | Branch (1763:17): [True: 0, False: 0] ------------------ 1764| 0| free(q); 1765| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1766| 0| return -1; 1767| 0| } 1768| 0| break; 1769| 0| case SSH_OPTIONS_PREFERRED_AUTHENTICATIONS: ------------------ | Branch (1769:9): [True: 0, False: 5.79k] ------------------ 1770| 0| v = value; 1771| 0| SAFE_FREE(session->opts.preferred_authentications); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1772| 0| if (v != NULL) { ------------------ | Branch (1772:17): [True: 0, False: 0] ------------------ 1773| 0| if (v[0] == '\0') { ------------------ | Branch (1773:21): [True: 0, False: 0] ------------------ 1774| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1775| 0| return -1; 1776| 0| } 1777| 0| session->opts.preferred_authentications = strdup(v); 1778| 0| if (session->opts.preferred_authentications == NULL) { ------------------ | Branch (1778:21): [True: 0, False: 0] ------------------ 1779| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1780| 0| return -1; 1781| 0| } 1782| 0| } 1783| 0| break; 1784| 0| case SSH_OPTIONS_NUMBER_OF_PASSWORD_PROMPTS: ------------------ | Branch (1784:9): [True: 0, False: 5.79k] ------------------ 1785| 0| if (value == NULL) { ------------------ | Branch (1785:17): [True: 0, False: 0] ------------------ 1786| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1787| 0| return -1; 1788| 0| } else { 1789| 0| int *x = (int *)value; 1790| 0| if (*x <= 0) { ------------------ | Branch (1790:21): [True: 0, False: 0] ------------------ 1791| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1792| 0| return -1; 1793| 0| } 1794| 0| session->opts.number_of_password_prompts = *x; 1795| 0| } 1796| 0| break; 1797| 0| case SSH_OPTIONS_REQUEST_TTY: ------------------ | Branch (1797:9): [True: 0, False: 5.79k] ------------------ 1798| 0| if (value == NULL) { ------------------ | Branch (1798:17): [True: 0, False: 0] ------------------ 1799| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1800| 0| return -1; 1801| 0| } else { 1802| 0| int *x = (int *)value; 1803| 0| if (*x < SSH_REQUEST_TTY_NO || *x > SSH_REQUEST_TTY_FORCE) { ------------------ | Branch (1803:21): [True: 0, False: 0] | Branch (1803:48): [True: 0, False: 0] ------------------ 1804| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1805| 0| return -1; 1806| 0| } 1807| 0| session->opts.request_tty = *x; 1808| 0| } 1809| 0| break; 1810| 0| case SSH_OPTIONS_SEND_ENV: ------------------ | Branch (1810:9): [True: 0, False: 5.79k] ------------------ 1811| 0| v = value; 1812| 0| if (v == NULL || v[0] == '\0') { ------------------ | Branch (1812:17): [True: 0, False: 0] | Branch (1812:30): [True: 0, False: 0] ------------------ 1813| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1814| 0| return -1; 1815| 0| } 1816| | /* A leading '-' removes the pattern from the list */ 1817| 0| if (v[0] == '-') { ------------------ | Branch (1817:17): [True: 0, False: 0] ------------------ 1818| 0| const char *pattern = NULL; 1819| 0| const char *env_value = NULL; 1820| 0| struct ssh_iterator *it = NULL; 1821| 0| struct ssh_iterator *next = NULL; 1822| 0| int cmp = 0; 1823| | 1824| 0| pattern = v + 1; 1825| 0| if (pattern[0] == '\0') { ------------------ | Branch (1825:21): [True: 0, False: 0] ------------------ 1826| 0| ssh_set_error_invalid(session); ------------------ | | 322| 0| _ssh_set_error_invalid(error, __func__) ------------------ 1827| 0| return -1; 1828| 0| } 1829| 0| it = ssh_list_get_iterator(session->opts.send_env); 1830| 0| while (it != NULL) { ------------------ | Branch (1830:24): [True: 0, False: 0] ------------------ 1831| 0| env_value = ssh_iterator_value(const char *, it); ------------------ | | 114| 0| ((type)((iterator)->data)) ------------------ 1832| 0| cmp = strcmp(env_value, pattern); 1833| 0| next = it->next; 1834| 0| if (cmp == 0) { ------------------ | Branch (1834:25): [True: 0, False: 0] ------------------ 1835| 0| free((void *)env_value); 1836| 0| ssh_list_remove(session->opts.send_env, it); 1837| 0| } 1838| 0| it = next; 1839| 0| } 1840| 0| rc = SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 1841| 0| } else { 1842| 0| q = strdup(v); 1843| 0| if (q == NULL) { ------------------ | Branch (1843:21): [True: 0, False: 0] ------------------ 1844| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1845| 0| return -1; 1846| 0| } 1847| 0| rc = ssh_list_append(session->opts.send_env, q); 1848| 0| if (rc < 0) { ------------------ | Branch (1848:21): [True: 0, False: 0] ------------------ 1849| 0| free(q); 1850| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1851| 0| return -1; 1852| 0| } 1853| 0| } 1854| 0| break; 1855| 0| default: ------------------ | Branch (1855:9): [True: 0, False: 5.79k] ------------------ 1856| 0| ssh_set_error(session, SSH_REQUEST_DENIED, "Unknown ssh option %d", type); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1857| 0| return -1; 1858| 0| break; 1859| 5.79k| } 1860| | 1861| 5.79k| return 0; 1862| 5.79k|} ssh_options_apply: 2620| 579|{ 2621| 579| char *tmp = NULL; 2622| 579| int rc; 2623| | 2624| 579| if (session->opts.host != NULL) { ------------------ | Branch (2624:9): [True: 579, False: 0] ------------------ 2625| 579| char *normalized_host = NULL; 2626| 579| rc = ssh_normalize_loose_ip(session->opts.host, &normalized_host); 2627| 579| if (rc == -1) { ------------------ | Branch (2627:13): [True: 0, False: 579] ------------------ 2628| | /* Error (e.g. NULL input or OOM) — leave host as it is */ 2629| 579| } else if (rc == 0) { ------------------ | Branch (2629:20): [True: 0, False: 579] ------------------ 2630| | /* Was a loose IP — use the normalized dotted-quad form */ 2631| 0| SAFE_FREE(session->opts.host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2632| 0| session->opts.host = normalized_host; 2633| 579| } else { 2634| | /* rc == 1: not a loose IP — lowercase if it's not a strict IP */ 2635| 579| bool is_ip = ssh_is_ipaddr(session->opts.host); 2636| 579| if (!is_ip) { ------------------ | Branch (2636:17): [True: 0, False: 579] ------------------ 2637| 0| char *lower = ssh_lowercase(session->opts.host); 2638| 0| if (lower != NULL) { ------------------ | Branch (2638:21): [True: 0, False: 0] ------------------ 2639| 0| SAFE_FREE(session->opts.host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2640| 0| session->opts.host = lower; 2641| 0| } 2642| 0| } 2643| 579| } 2644| 579| } 2645| | 2646| 579| if (session->opts.sshdir == NULL) { ------------------ | Branch (2646:9): [True: 579, False: 0] ------------------ 2647| 579| rc = ssh_options_set(session, SSH_OPTIONS_SSH_DIR, NULL); 2648| 579| if (rc < 0) { ------------------ | Branch (2648:13): [True: 0, False: 579] ------------------ 2649| 0| return -1; 2650| 0| } 2651| 579| } 2652| | 2653| 579| if (session->opts.username == NULL) { ------------------ | Branch (2653:9): [True: 0, False: 579] ------------------ 2654| 0| rc = ssh_options_set(session, SSH_OPTIONS_USER, NULL); 2655| 0| if (rc < 0) { ------------------ | Branch (2655:13): [True: 0, False: 0] ------------------ 2656| 0| return -1; 2657| 0| } 2658| 0| } 2659| | 2660| 579| if (session->opts.config_hostname != NULL) { ------------------ | Branch (2660:9): [True: 0, False: 579] ------------------ 2661| 0| char *saved_host = NULL; 2662| | 2663| 0| tmp = ssh_path_expand_hostname(session, session->opts.config_hostname); 2664| 0| if (tmp == NULL) { ------------------ | Branch (2664:13): [True: 0, False: 0] ------------------ 2665| 0| return -1; 2666| 0| } 2667| 0| if (session->opts.host != NULL) { ------------------ | Branch (2667:13): [True: 0, False: 0] ------------------ 2668| 0| saved_host = strdup(session->opts.host); 2669| 0| if (saved_host == NULL) { ------------------ | Branch (2669:17): [True: 0, False: 0] ------------------ 2670| 0| free(tmp); 2671| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 2672| 0| return -1; 2673| 0| } 2674| 0| } 2675| 0| session->opts.config_hostname_only = true; 2676| 0| rc = ssh_options_set(session, SSH_OPTIONS_HOST, tmp); 2677| 0| session->opts.config_hostname_only = false; 2678| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (2678:13): [True: 0, False: 0] ------------------ 2679| | /* If HostName expansion leaves a literal '%', keep the current 2680| | * host instead of treating the deferred HostName as fatal. 2681| | */ 2682| 0| if (strchr(tmp, '%') == NULL) { ------------------ | Branch (2682:17): [True: 0, False: 0] ------------------ 2683| 0| SAFE_FREE(saved_host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2684| 0| free(tmp); 2685| 0| return -1; 2686| 0| } 2687| 0| SSH_LOG(SSH_LOG_WARN, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2688| 0| "HostName %s contains unknown expansion tokens and could " 2689| 0| "not be applied; falling back to current host", 2690| 0| tmp); 2691| 0| SAFE_FREE(session->opts.host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2692| 0| session->opts.host = saved_host; 2693| 0| saved_host = NULL; 2694| 0| } 2695| 0| SAFE_FREE(saved_host); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2696| 0| free(tmp); 2697| 0| SAFE_FREE(session->opts.config_hostname); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 2698| 0| } 2699| | 2700| 579| if ((session->opts.exp_flags & SSH_OPT_EXP_FLAG_KNOWNHOSTS) == 0) { ------------------ | | 115| 579|#define SSH_OPT_EXP_FLAG_KNOWNHOSTS 0x1 ------------------ | Branch (2700:9): [True: 579, False: 0] ------------------ 2701| 579| if (session->opts.knownhosts == NULL) { ------------------ | Branch (2701:13): [True: 579, False: 0] ------------------ 2702| 579| tmp = ssh_path_expand_escape(session, "%d/.ssh/known_hosts"); 2703| 579| } else { 2704| 0| tmp = ssh_path_expand_escape(session, session->opts.knownhosts); 2705| 0| } 2706| 579| if (tmp == NULL) { ------------------ | Branch (2706:13): [True: 0, False: 579] ------------------ 2707| 0| return -1; 2708| 0| } 2709| 579| free(session->opts.knownhosts); 2710| 579| session->opts.knownhosts = tmp; 2711| 579| session->opts.exp_flags |= SSH_OPT_EXP_FLAG_KNOWNHOSTS; ------------------ | | 115| 579|#define SSH_OPT_EXP_FLAG_KNOWNHOSTS 0x1 ------------------ 2712| 579| } 2713| | 2714| 579| if ((session->opts.exp_flags & SSH_OPT_EXP_FLAG_GLOBAL_KNOWNHOSTS) == 0) { ------------------ | | 116| 579|#define SSH_OPT_EXP_FLAG_GLOBAL_KNOWNHOSTS 0x2 ------------------ | Branch (2714:9): [True: 579, False: 0] ------------------ 2715| 579| if (session->opts.global_knownhosts == NULL) { ------------------ | Branch (2715:13): [True: 579, False: 0] ------------------ 2716| 579| tmp = strdup(GLOBAL_CONF_DIR "/ssh_known_hosts"); ------------------ | | 13| 579|#define GLOBAL_CONF_DIR "/etc/ssh" ------------------ 2717| 579| } else { 2718| 0| tmp = ssh_path_expand_escape(session, 2719| 0| session->opts.global_knownhosts); 2720| 0| } 2721| 579| if (tmp == NULL) { ------------------ | Branch (2721:13): [True: 0, False: 579] ------------------ 2722| 0| return -1; 2723| 0| } 2724| 579| free(session->opts.global_knownhosts); 2725| 579| session->opts.global_knownhosts = tmp; 2726| 579| session->opts.exp_flags |= SSH_OPT_EXP_FLAG_GLOBAL_KNOWNHOSTS; ------------------ | | 116| 579|#define SSH_OPT_EXP_FLAG_GLOBAL_KNOWNHOSTS 0x2 ------------------ 2727| 579| } 2728| | 2729| | 2730| 579| if ((session->opts.exp_flags & SSH_OPT_EXP_FLAG_PROXYCOMMAND) == 0) { ------------------ | | 117| 579|#define SSH_OPT_EXP_FLAG_PROXYCOMMAND 0x4 ------------------ | Branch (2730:9): [True: 579, False: 0] ------------------ 2731| 579| if (session->opts.ProxyCommand != NULL) { ------------------ | Branch (2731:13): [True: 0, False: 579] ------------------ 2732| 0| char *p = NULL; 2733| 0| size_t plen = strlen(session->opts.ProxyCommand) + 2734| 0| 5 /* strlen("exec ") */; 2735| | 2736| 0| if (strncmp(session->opts.ProxyCommand, "exec ", 5) != 0) { ------------------ | Branch (2736:17): [True: 0, False: 0] ------------------ 2737| 0| p = malloc(plen + 1 /* \0 */); 2738| 0| if (p == NULL) { ------------------ | Branch (2738:21): [True: 0, False: 0] ------------------ 2739| 0| return -1; 2740| 0| } 2741| | 2742| 0| rc = snprintf(p, plen + 1, "exec %s", session->opts.ProxyCommand); 2743| 0| if ((size_t)rc != plen) { ------------------ | Branch (2743:21): [True: 0, False: 0] ------------------ 2744| 0| free(p); 2745| 0| return -1; 2746| 0| } 2747| 0| tmp = ssh_path_expand_escape(session, p); 2748| 0| free(p); 2749| 0| } else { 2750| 0| tmp = ssh_path_expand_escape(session, 2751| 0| session->opts.ProxyCommand); 2752| 0| } 2753| | 2754| 0| if (tmp == NULL) { ------------------ | Branch (2754:17): [True: 0, False: 0] ------------------ 2755| 0| return -1; 2756| 0| } 2757| 0| free(session->opts.ProxyCommand); 2758| 0| session->opts.ProxyCommand = tmp; 2759| 0| session->opts.exp_flags |= SSH_OPT_EXP_FLAG_PROXYCOMMAND; ------------------ | | 117| 0|#define SSH_OPT_EXP_FLAG_PROXYCOMMAND 0x4 ------------------ 2760| 0| } 2761| 579| } 2762| | 2763| 579| if ((session->opts.exp_flags & SSH_OPT_EXP_FLAG_CONTROL_PATH) == 0) { ------------------ | | 119| 579|#define SSH_OPT_EXP_FLAG_CONTROL_PATH 0x10 ------------------ | Branch (2763:9): [True: 579, False: 0] ------------------ 2764| 579| if (session->opts.control_path != NULL) { ------------------ | Branch (2764:13): [True: 0, False: 579] ------------------ 2765| 0| tmp = ssh_path_expand_escape(session, session->opts.control_path); 2766| 0| if (tmp == NULL) { ------------------ | Branch (2766:17): [True: 0, False: 0] ------------------ 2767| 0| return -1; 2768| 0| } 2769| 0| free(session->opts.control_path); 2770| 0| session->opts.control_path = tmp; 2771| 0| session->opts.exp_flags |= SSH_OPT_EXP_FLAG_CONTROL_PATH; ------------------ | | 119| 0|#define SSH_OPT_EXP_FLAG_CONTROL_PATH 0x10 ------------------ 2772| 0| } 2773| 579| } 2774| | 2775| 579| for (tmp = ssh_list_pop_head(char *, session->opts.identity_non_exp); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2776| 2.31k| tmp != NULL; ------------------ | Branch (2776:10): [True: 1.73k, False: 579] ------------------ 2777| 1.73k| tmp = ssh_list_pop_head(char *, session->opts.identity_non_exp)) { ------------------ | | 122| 1.73k| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2778| 1.73k| char *id = tmp; 2779| 1.73k| if (strncmp(id, "pkcs11:", 6) != 0) { ------------------ | Branch (2779:13): [True: 1.73k, False: 0] ------------------ 2780| | /* PKCS#11 URIs are using percent-encoding so we can not mix 2781| | * it with ssh expansion of ssh escape characters. 2782| | */ 2783| 1.73k| tmp = ssh_path_expand_escape(session, id); 2784| 1.73k| free(id); 2785| 1.73k| if (tmp == NULL) { ------------------ | Branch (2785:17): [True: 0, False: 1.73k] ------------------ 2786| 0| return -1; 2787| 0| } 2788| 1.73k| } 2789| | 2790| | /* use append to keep the order at first call and use prepend 2791| | * to put anything that comes on the nth calls to the beginning */ 2792| 1.73k| if (session->opts.exp_flags & SSH_OPT_EXP_FLAG_IDENTITY) { ------------------ | | 118| 1.73k|#define SSH_OPT_EXP_FLAG_IDENTITY 0x8 ------------------ | Branch (2792:13): [True: 0, False: 1.73k] ------------------ 2793| 0| rc = ssh_list_prepend(session->opts.identity, tmp); 2794| 1.73k| } else { 2795| 1.73k| rc = ssh_list_append(session->opts.identity, tmp); 2796| 1.73k| } 2797| 1.73k| if (rc != SSH_OK) { ------------------ | | 316| 1.73k|#define SSH_OK 0 /* No error */ ------------------ | Branch (2797:13): [True: 0, False: 1.73k] ------------------ 2798| 0| free(tmp); 2799| 0| return -1; 2800| 0| } 2801| 1.73k| } 2802| 579| session->opts.exp_flags |= SSH_OPT_EXP_FLAG_IDENTITY; ------------------ | | 118| 579|#define SSH_OPT_EXP_FLAG_IDENTITY 0x8 ------------------ 2803| | 2804| 579| for (tmp = ssh_list_pop_head(char *, session->opts.certificate_non_exp); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2805| 579| tmp != NULL; ------------------ | Branch (2805:10): [True: 0, False: 579] ------------------ 2806| 579| tmp = ssh_list_pop_head(char *, session->opts.certificate_non_exp)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2807| 0| char *id = tmp; 2808| | 2809| 0| tmp = ssh_path_expand_escape(session, id); 2810| 0| free(id); 2811| 0| if (tmp == NULL) { ------------------ | Branch (2811:13): [True: 0, False: 0] ------------------ 2812| 0| return -1; 2813| 0| } 2814| | 2815| 0| rc = ssh_list_append(session->opts.certificate, tmp); 2816| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (2816:13): [True: 0, False: 0] ------------------ 2817| 0| free(tmp); 2818| 0| return -1; 2819| 0| } 2820| 0| } 2821| | 2822| |#ifdef WITH_GSSAPI 2823| | if (session->opts.gssapi_key_exchange) { 2824| | rc = ssh_gssapi_check_client_config(session); 2825| | if (rc != SSH_OK) { 2826| | SSH_LOG(SSH_LOG_WARN, "Disabled GSSAPI key exchange"); 2827| | session->opts.gssapi_key_exchange = false; 2828| | } 2829| | } 2830| |#endif 2831| | 2832| 579| return 0; 2833| 579|} ssh_packet_get_current_crypto: 1159| 264k|{ 1160| 264k| struct ssh_crypto_struct *crypto = NULL; 1161| | 1162| 264k| if (session == NULL) { ------------------ | Branch (1162:9): [True: 0, False: 264k] ------------------ 1163| 0| return NULL; 1164| 0| } 1165| | 1166| 264k| if (session->current_crypto != NULL && ------------------ | Branch (1166:9): [True: 0, False: 264k] ------------------ 1167| 0| session->current_crypto->used & direction) { ------------------ | Branch (1167:9): [True: 0, False: 0] ------------------ 1168| 0| crypto = session->current_crypto; 1169| 264k| } else if (session->next_crypto != NULL && ------------------ | Branch (1169:16): [True: 264k, False: 0] ------------------ 1170| 264k| session->next_crypto->used & direction) { ------------------ | Branch (1170:16): [True: 10.2k, False: 254k] ------------------ 1171| 10.2k| crypto = session->next_crypto; 1172| 254k| } else { 1173| 254k| return NULL; 1174| 254k| } 1175| | 1176| 10.2k| switch (direction) { ------------------ | Branch (1176:13): [True: 10.2k, False: 0] ------------------ 1177| 0| case SSH_DIRECTION_IN: ------------------ | Branch (1177:5): [True: 0, False: 10.2k] ------------------ 1178| 0| if (crypto->in_cipher != NULL) { ------------------ | Branch (1178:13): [True: 0, False: 0] ------------------ 1179| 0| return crypto; 1180| 0| } 1181| 0| break; 1182| 10.2k| case SSH_DIRECTION_OUT: ------------------ | Branch (1182:5): [True: 10.2k, False: 0] ------------------ 1183| 10.2k| if (crypto->out_cipher != NULL) { ------------------ | Branch (1183:13): [True: 10.2k, False: 0] ------------------ 1184| 10.2k| return crypto; 1185| 10.2k| } 1186| 0| break; 1187| 0| case SSH_DIRECTION_BOTH: ------------------ | Branch (1187:5): [True: 0, False: 10.2k] ------------------ 1188| 0| if (crypto->in_cipher != NULL && ------------------ | Branch (1188:13): [True: 0, False: 0] ------------------ 1189| 0| crypto->out_cipher != NULL) { ------------------ | Branch (1189:13): [True: 0, False: 0] ------------------ 1190| 0| return crypto; 1191| 0| } 1192| 10.2k| } 1193| | 1194| 0| return NULL; 1195| 10.2k|} ssh_packet_socket_callback: 1286| 83.8k|{ 1287| 83.8k| ssh_session session = (ssh_session)user; 1288| 83.8k| uint32_t blocksize = 8; 1289| 83.8k| uint32_t lenfield_blocksize = 8; 1290| 83.8k| size_t current_macsize = 0; 1291| 83.8k| uint8_t *ptr = NULL; 1292| 83.8k| ssize_t to_be_read; 1293| 83.8k| int rc; 1294| 83.8k| uint8_t *cleartext_packet = NULL; 1295| 83.8k| uint8_t *packet_second_block = NULL; 1296| 83.8k| uint8_t *mac = NULL; 1297| 83.8k| size_t packet_remaining, packet_offset; 1298| 83.8k| uint32_t packet_len, compsize, payloadsize; 1299| 83.8k| uint8_t padding; 1300| 83.8k| size_t processed = 0; /* number of bytes processed from the callback */ 1301| 83.8k| enum ssh_packet_filter_result_e filter_result; 1302| 83.8k| struct ssh_crypto_struct *crypto = NULL; 1303| 83.8k| bool etm = false; 1304| 83.8k| uint32_t etm_packet_offset = 0; 1305| 83.8k| bool ok; 1306| | 1307| 83.8k| crypto = ssh_packet_get_current_crypto(session, SSH_DIRECTION_IN); 1308| 83.8k| if (crypto != NULL) { ------------------ | Branch (1308:9): [True: 0, False: 83.8k] ------------------ 1309| 0| current_macsize = hmac_digest_len(crypto->in_hmac); 1310| 0| blocksize = crypto->in_cipher->blocksize; 1311| 0| lenfield_blocksize = crypto->in_cipher->lenfield_blocksize; 1312| 0| etm = crypto->in_hmac_etm; 1313| 0| } 1314| | 1315| 83.8k| if (etm) { ------------------ | Branch (1315:9): [True: 0, False: 83.8k] ------------------ 1316| | /* In EtM mode packet size is unencrypted. This means 1317| | * we need to use this offset and set the block size 1318| | * that is part of the encrypted part to 0. 1319| | */ 1320| 0| etm_packet_offset = sizeof(uint32_t); 1321| 0| lenfield_blocksize = 0; 1322| 83.8k| } else if (lenfield_blocksize == 0) { ------------------ | Branch (1322:16): [True: 0, False: 83.8k] ------------------ 1323| 0| lenfield_blocksize = blocksize; 1324| 0| } 1325| 83.8k| if (data == NULL) { ------------------ | Branch (1325:9): [True: 0, False: 83.8k] ------------------ 1326| 0| goto error; 1327| 0| } 1328| | 1329| 83.8k| if (session->session_state == SSH_SESSION_STATE_ERROR) { ------------------ | Branch (1329:9): [True: 384, False: 83.4k] ------------------ 1330| 384| goto error; 1331| 384| } 1332| |#ifdef DEBUG_PACKET 1333| | SSH_LOG(SSH_LOG_PACKET, 1334| | "rcv packet cb (len=%zu, state=%s)", 1335| | receivedlen, 1336| | session->packet_state == PACKET_STATE_INIT ? 1337| | "INIT" : 1338| | session->packet_state == PACKET_STATE_SIZEREAD ? 1339| | "SIZE_READ" : 1340| | session->packet_state == PACKET_STATE_PROCESSING ? 1341| | "PROCESSING" : "unknown"); 1342| |#endif 1343| 83.4k| switch (session->packet_state) { ------------------ | Branch (1343:13): [True: 83.4k, False: 0] ------------------ 1344| 83.0k| case PACKET_STATE_INIT: ------------------ | Branch (1344:9): [True: 83.0k, False: 401] ------------------ 1345| 83.0k| if (receivedlen < lenfield_blocksize + etm_packet_offset) { ------------------ | Branch (1345:17): [True: 219, False: 82.8k] ------------------ 1346| | /* 1347| | * We didn't receive enough data to read either at least one 1348| | * block size or the unencrypted length in EtM mode. 1349| | */ 1350| |#ifdef DEBUG_PACKET 1351| | SSH_LOG(SSH_LOG_PACKET, 1352| | "Waiting for more data (%zu < %u)", 1353| | receivedlen, 1354| | lenfield_blocksize); 1355| |#endif 1356| 219| return 0; 1357| 219| } 1358| | 1359| 82.8k| session->in_packet = (struct packet_struct) { 1360| 82.8k| .type = 0, 1361| 82.8k| }; 1362| | 1363| 82.8k| if (session->in_buffer) { ------------------ | Branch (1363:17): [True: 82.8k, False: 0] ------------------ 1364| 82.8k| rc = ssh_buffer_reinit(session->in_buffer); 1365| 82.8k| if (rc < 0) { ------------------ | Branch (1365:21): [True: 0, False: 82.8k] ------------------ 1366| 0| goto error; 1367| 0| } 1368| 82.8k| } else { 1369| 0| session->in_buffer = ssh_buffer_new(); 1370| 0| if (session->in_buffer == NULL) { ------------------ | Branch (1370:21): [True: 0, False: 0] ------------------ 1371| 0| goto error; 1372| 0| } 1373| 0| } 1374| | 1375| 82.8k| if (!etm) { ------------------ | Branch (1375:17): [True: 82.8k, False: 0] ------------------ 1376| 82.8k| ptr = ssh_buffer_allocate(session->in_buffer, 1377| 82.8k| lenfield_blocksize); 1378| 82.8k| if (ptr == NULL) { ------------------ | Branch (1378:21): [True: 0, False: 82.8k] ------------------ 1379| 0| goto error; 1380| 0| } 1381| 82.8k| packet_len = ssh_packet_decrypt_len(session, ptr, 1382| 82.8k| (uint8_t *)data); 1383| 82.8k| to_be_read = packet_len - lenfield_blocksize + sizeof(uint32_t); 1384| 82.8k| } else { 1385| | /* Length is unencrypted in case of Encrypt-then-MAC */ 1386| 0| packet_len = PULL_BE_U32(data, 0); ------------------ | | 75| 0| ((((uint32_t)PULL_BE_U16(data, pos)) << 16) | (uint32_t)(PULL_BE_U16(data, (pos) + 2))) | | ------------------ | | | | 72| 0| ((((uint16_t)(PULL_BE_U8(data, pos))) << 8) | (uint16_t)PULL_BE_U8(data, (pos) + 1)) | | | | ------------------ | | | | | | 69| 0| (_DATA_BYTE_CONST(data, pos)) | | | | | | ------------------ | | | | | | | | 28| 0| ((uint8_t)(((const uint8_t *)(data))[(pos)])) | | | | | | ------------------ | | | | ------------------ | | | | ((((uint16_t)(PULL_BE_U8(data, pos))) << 8) | (uint16_t)PULL_BE_U8(data, (pos) + 1)) | | | | ------------------ | | | | | | 69| 0| (_DATA_BYTE_CONST(data, pos)) | | | | | | ------------------ | | | | | | | | 28| 0| ((uint8_t)(((const uint8_t *)(data))[(pos)])) | | | | | | ------------------ | | | | ------------------ | | ------------------ | | ((((uint32_t)PULL_BE_U16(data, pos)) << 16) | (uint32_t)(PULL_BE_U16(data, (pos) + 2))) | | ------------------ | | | | 72| 0| ((((uint16_t)(PULL_BE_U8(data, pos))) << 8) | (uint16_t)PULL_BE_U8(data, (pos) + 1)) | | | | ------------------ | | | | | | 69| 0| (_DATA_BYTE_CONST(data, pos)) | | | | | | ------------------ | | | | | | | | 28| 0| ((uint8_t)(((const uint8_t *)(data))[(pos)])) | | | | | | ------------------ | | | | ------------------ | | | | ((((uint16_t)(PULL_BE_U8(data, pos))) << 8) | (uint16_t)PULL_BE_U8(data, (pos) + 1)) | | | | ------------------ | | | | | | 69| 0| (_DATA_BYTE_CONST(data, pos)) | | | | | | ------------------ | | | | | | | | 28| 0| ((uint8_t)(((const uint8_t *)(data))[(pos)])) | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1387| 0| to_be_read = packet_len - etm_packet_offset; 1388| 0| } 1389| | 1390| 82.8k| processed += lenfield_blocksize + etm_packet_offset; 1391| 82.8k| if (packet_len > MAX_PACKET_LEN) { ------------------ | | 216| 82.8k|#define MAX_PACKET_LEN 262144 ------------------ | Branch (1391:17): [True: 60, False: 82.8k] ------------------ 1392| 60| ssh_set_error(session, ------------------ | | 311| 60| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1393| 60| SSH_FATAL, 1394| 60| "read_packet(): Packet len too high(%" PRIu32 " %.4" PRIx32 ")", 1395| 60| packet_len, packet_len); 1396| 60| goto error; 1397| 60| } 1398| 82.8k| if (to_be_read < 0) { ------------------ | Branch (1398:17): [True: 0, False: 82.8k] ------------------ 1399| | /* remote sshd sends invalid sizes? */ 1400| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1401| 0| SSH_FATAL, 1402| 0| "Given numbers of bytes left to be read < 0 (%zd)!", 1403| 0| to_be_read); 1404| 0| goto error; 1405| 0| } 1406| | 1407| 82.8k| session->in_packet.len = packet_len; 1408| 82.8k| session->packet_state = PACKET_STATE_SIZEREAD; 1409| 82.8k| FALL_THROUGH; ------------------ | | 494| 82.8k|# define FALL_THROUGH __attribute__ ((fallthrough)) ------------------ 1410| 83.2k| case PACKET_STATE_SIZEREAD: ------------------ | Branch (1410:9): [True: 401, False: 83.0k] ------------------ 1411| 83.2k| packet_len = session->in_packet.len; 1412| 83.2k| packet_offset = processed = lenfield_blocksize + etm_packet_offset; 1413| 83.2k| to_be_read = packet_len + sizeof(uint32_t) + current_macsize; 1414| | /* if to_be_read is zero, the whole packet was blocksize bytes. */ 1415| 83.2k| if (to_be_read != 0) { ------------------ | Branch (1415:17): [True: 83.2k, False: 0] ------------------ 1416| 83.2k| if (receivedlen < (unsigned long)to_be_read) { ------------------ | Branch (1416:21): [True: 456, False: 82.7k] ------------------ 1417| | /* give up, not enough data in buffer */ 1418| 456| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 456| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1419| 456| "packet: partial packet (read len) " 1420| 456| "[len=%" PRIu32 ", receivedlen=%zu, to_be_read=%zd]", 1421| 456| packet_len, 1422| 456| receivedlen, 1423| 456| to_be_read); 1424| 456| return 0; 1425| 456| } 1426| | 1427| 82.7k| packet_second_block = (uint8_t*)data + packet_offset; 1428| 82.7k| processed = to_be_read - current_macsize; 1429| 82.7k| } 1430| | 1431| 82.7k| if (packet_offset - sizeof(uint32_t) > (size_t)packet_len) { ------------------ | Branch (1431:17): [True: 6, False: 82.7k] ------------------ 1432| 6| ssh_set_error(session, ------------------ | | 311| 6| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1433| 6| SSH_FATAL, 1434| 6| "Invalid packet length %" PRIu32 ", required %zu", 1435| 6| packet_len, 1436| 6| packet_offset + sizeof(uint32_t)); 1437| 6| goto error; 1438| 6| } 1439| | 1440| | /* remaining encrypted bytes from the packet, MAC not included */ 1441| 82.7k| packet_remaining = packet_len - (packet_offset - sizeof(uint32_t)); 1442| 82.7k| cleartext_packet = ssh_buffer_allocate(session->in_buffer, 1443| 82.7k| (uint32_t)packet_remaining); 1444| 82.7k| if (cleartext_packet == NULL) { ------------------ | Branch (1444:17): [True: 0, False: 82.7k] ------------------ 1445| 0| goto error; 1446| 0| } 1447| | 1448| 82.7k| if (packet_second_block != NULL) { ------------------ | Branch (1448:17): [True: 82.7k, False: 0] ------------------ 1449| 82.7k| if (crypto != NULL) { ------------------ | Branch (1449:21): [True: 0, False: 82.7k] ------------------ 1450| 0| mac = packet_second_block + packet_remaining; 1451| | 1452| 0| if (crypto->in_hmac != SSH_HMAC_NONE && etm) { ------------------ | Branch (1452:25): [True: 0, False: 0] | Branch (1452:61): [True: 0, False: 0] ------------------ 1453| 0| rc = ssh_packet_hmac_verify(session, 1454| 0| data, 1455| 0| processed, 1456| 0| mac, 1457| 0| crypto->in_hmac); 1458| 0| if (rc < 0) { ------------------ | Branch (1458:29): [True: 0, False: 0] ------------------ 1459| 0| ssh_set_error(session, SSH_FATAL, "HMAC error"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1460| 0| goto error; 1461| 0| } 1462| 0| } 1463| | /* 1464| | * Decrypt the packet. In case of EtM mode, the length is 1465| | * already known as it's unencrypted. In the other case, 1466| | * lenfield_blocksize bytes already have been decrypted. 1467| | */ 1468| 0| if (packet_remaining > 0) { ------------------ | Branch (1468:25): [True: 0, False: 0] ------------------ 1469| 0| rc = ssh_packet_decrypt(session, 1470| 0| cleartext_packet, 1471| 0| (uint8_t *)data, 1472| 0| packet_offset, 1473| 0| processed - packet_offset); 1474| 0| if (rc < 0) { ------------------ | Branch (1474:29): [True: 0, False: 0] ------------------ 1475| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1476| 0| SSH_FATAL, 1477| 0| "Decryption error"); 1478| 0| goto error; 1479| 0| } 1480| 0| } 1481| | 1482| 0| if (crypto->in_hmac != SSH_HMAC_NONE && !etm) { ------------------ | Branch (1482:25): [True: 0, False: 0] | Branch (1482:61): [True: 0, False: 0] ------------------ 1483| 0| ssh_buffer in = session->in_buffer; 1484| 0| rc = ssh_packet_hmac_verify(session, 1485| 0| ssh_buffer_get(in), 1486| 0| ssh_buffer_get_len(in), 1487| 0| mac, 1488| 0| crypto->in_hmac); 1489| 0| if (rc < 0) { ------------------ | Branch (1489:29): [True: 0, False: 0] ------------------ 1490| 0| ssh_set_error(session, SSH_FATAL, "HMAC error"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1491| 0| goto error; 1492| 0| } 1493| 0| } 1494| 0| processed += current_macsize; 1495| 82.7k| } else { 1496| 82.7k| memcpy(cleartext_packet, 1497| 82.7k| packet_second_block, 1498| 82.7k| packet_remaining); 1499| 82.7k| } 1500| 82.7k| } 1501| | 1502| 82.7k|#ifdef WITH_PCAP 1503| 82.7k| if (session->pcap_ctx != NULL) { ------------------ | Branch (1503:17): [True: 0, False: 82.7k] ------------------ 1504| 0| ssh_pcap_context_write(session->pcap_ctx, 1505| 0| SSH_PCAP_DIR_IN, 1506| 0| ssh_buffer_get(session->in_buffer), 1507| 0| ssh_buffer_get_len(session->in_buffer), 1508| 0| ssh_buffer_get_len(session->in_buffer)); 1509| 0| } 1510| 82.7k|#endif 1511| | 1512| 82.7k| if (!etm) { ------------------ | Branch (1512:17): [True: 82.7k, False: 0] ------------------ 1513| | /* skip the size field which has been processed before */ 1514| 82.7k| ssh_buffer_pass_bytes(session->in_buffer, sizeof(uint32_t)); 1515| 82.7k| } 1516| | 1517| 82.7k| rc = ssh_buffer_get_u8(session->in_buffer, &padding); 1518| 82.7k| if (rc == 0) { ------------------ | Branch (1518:17): [True: 0, False: 82.7k] ------------------ 1519| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1520| 0| SSH_FATAL, 1521| 0| "Packet too short to read padding"); 1522| 0| goto error; 1523| 0| } 1524| | 1525| 82.7k| if (padding > ssh_buffer_get_len(session->in_buffer)) { ------------------ | Branch (1525:17): [True: 3, False: 82.7k] ------------------ 1526| 3| ssh_set_error(session, ------------------ | | 311| 3| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1527| 3| SSH_FATAL, 1528| 3| "Invalid padding: %d (%" PRIu32 " left)", 1529| 3| padding, 1530| 3| ssh_buffer_get_len(session->in_buffer)); 1531| 3| goto error; 1532| 3| } 1533| 82.7k| ssh_buffer_pass_bytes_end(session->in_buffer, padding); 1534| 82.7k| compsize = ssh_buffer_get_len(session->in_buffer); 1535| | 1536| 82.7k| if (crypto && crypto->do_compress_in && ------------------ | Branch (1536:17): [True: 0, False: 82.7k] | Branch (1536:27): [True: 0, False: 0] ------------------ 1537| 0| ssh_buffer_get_len(session->in_buffer) > 0) { ------------------ | Branch (1537:17): [True: 0, False: 0] ------------------ 1538| 0| rc = decompress_buffer(session, session->in_buffer, 1539| 0| MAX_PACKET_LEN); ------------------ | | 216| 0|#define MAX_PACKET_LEN 262144 ------------------ 1540| 0| if (rc < 0) { ------------------ | Branch (1540:21): [True: 0, False: 0] ------------------ 1541| 0| goto error; 1542| 0| } 1543| 0| } 1544| 82.7k| payloadsize = ssh_buffer_get_len(session->in_buffer); 1545| 82.7k| if (session->recv_seq == UINT32_MAX) { ------------------ | Branch (1545:17): [True: 0, False: 82.7k] ------------------ 1546| | /* Overflowing sequence numbers is always fishy */ 1547| 0| if (crypto == NULL) { ------------------ | Branch (1547:21): [True: 0, False: 0] ------------------ 1548| | /* don't allow sequence number overflow when unencrypted */ 1549| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1550| 0| SSH_FATAL, 1551| 0| "Incoming sequence number overflow"); 1552| 0| goto error; 1553| 0| } else { 1554| 0| SSH_LOG(SSH_LOG_WARNING, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1555| 0| "Incoming sequence number overflow"); 1556| 0| } 1557| 0| } 1558| 82.7k| session->recv_seq++; 1559| 82.7k| if (crypto != NULL) { ------------------ | Branch (1559:17): [True: 0, False: 82.7k] ------------------ 1560| 0| struct ssh_cipher_struct *cipher = NULL; 1561| | 1562| 0| cipher = crypto->in_cipher; 1563| 0| cipher->packets++; 1564| 0| cipher->blocks += payloadsize / cipher->blocksize; 1565| 0| } 1566| 82.7k| if (session->raw_counter != NULL) { ------------------ | Branch (1566:17): [True: 0, False: 82.7k] ------------------ 1567| 0| session->raw_counter->in_bytes += payloadsize; 1568| 0| session->raw_counter->in_packets++; 1569| 0| } 1570| | 1571| | /* 1572| | * We don't want to rewrite a new packet while still executing the 1573| | * packet callbacks 1574| | */ 1575| 82.7k| session->packet_state = PACKET_STATE_PROCESSING; 1576| 82.7k| ssh_packet_parse_type(session); 1577| 82.7k| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 82.7k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1578| 82.7k| "packet: read type %hhd [len=%" PRIu32 ",padding=%hhd," 1579| 82.7k| "comp=%" PRIu32 ",payload=%" PRIu32 "]", 1580| 82.7k| session->in_packet.type, packet_len, padding, compsize, 1581| 82.7k| payloadsize); 1582| 82.7k| if (crypto == NULL) { ------------------ | Branch (1582:17): [True: 82.7k, False: 0] ------------------ 1583| | /* In strict kex, only a few packets are allowed. Taint the session 1584| | * if we received packets that are normally allowed but to be 1585| | * refused if we are in strict kex when KEX is over. 1586| | */ 1587| 82.7k| uint8_t type = session->in_packet.type; 1588| | 1589| 82.7k| if (type != SSH2_MSG_KEXINIT && type != SSH2_MSG_NEWKEYS && ------------------ | | 12| 165k|#define SSH2_MSG_KEXINIT 20 ------------------ if (type != SSH2_MSG_KEXINIT && type != SSH2_MSG_NEWKEYS && ------------------ | | 13| 165k|#define SSH2_MSG_NEWKEYS 21 ------------------ | Branch (1589:21): [True: 82.3k, False: 370] | Branch (1589:49): [True: 82.3k, False: 63] ------------------ 1590| 82.3k| (type < SSH2_MSG_KEXDH_INIT || ------------------ | | 15| 164k|#define SSH2_MSG_KEXDH_INIT 30 ------------------ | Branch (1590:22): [True: 55.3k, False: 26.9k] ------------------ 1591| 81.3k| type > SSH2_MSG_KEX_DH_GEX_REQUEST)) { ------------------ | | 26| 26.9k|#define SSH2_MSG_KEX_DH_GEX_REQUEST 34 ------------------ | Branch (1591:22): [True: 26.0k, False: 956] ------------------ 1592| 81.3k| session->flags |= SSH_SESSION_FLAG_KEX_TAINTED; ------------------ | | 92| 81.3k|#define SSH_SESSION_FLAG_KEX_TAINTED 0x0020 ------------------ 1593| 81.3k| } 1594| 82.7k| } 1595| | /* Check if the packet is expected */ 1596| 82.7k| filter_result = ssh_packet_incoming_filter(session); 1597| | 1598| 82.7k| switch (filter_result) { ------------------ | Branch (1598:21): [True: 82.7k, False: 0] ------------------ 1599| 36.0k| case SSH_PACKET_ALLOWED: ------------------ | Branch (1599:13): [True: 36.0k, False: 46.6k] ------------------ 1600| | /* Execute callbacks */ 1601| 36.0k| ssh_packet_process(session, session->in_packet.type); 1602| 36.0k| break; 1603| 34| case SSH_PACKET_DENIED: ------------------ | Branch (1603:13): [True: 34, False: 82.7k] ------------------ 1604| 34| ssh_set_error(session, ------------------ | | 311| 34| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1605| 34| SSH_FATAL, 1606| 34| "Packet filter: rejected packet (type %d)", 1607| 34| session->in_packet.type); 1608| 34| goto error; 1609| 46.6k| case SSH_PACKET_UNKNOWN: ------------------ | Branch (1609:13): [True: 46.6k, False: 36.1k] ------------------ 1610| 46.6k| if (crypto == NULL) { ------------------ | Branch (1610:21): [True: 46.6k, False: 0] ------------------ 1611| 46.6k| session->flags |= SSH_SESSION_FLAG_KEX_TAINTED; ------------------ | | 92| 46.6k|#define SSH_SESSION_FLAG_KEX_TAINTED 0x0020 ------------------ 1612| 46.6k| } 1613| 46.6k| ssh_packet_send_unimplemented(session, session->recv_seq - 1); 1614| 46.6k| break; 1615| 82.7k| } 1616| | 1617| 82.7k| session->packet_state = PACKET_STATE_INIT; 1618| 82.7k| if (processed < receivedlen) { ------------------ | Branch (1618:17): [True: 82.6k, False: 114] ------------------ 1619| 82.6k| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 82.6k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1620| 82.6k| "packet: %zu bytes still remaining in socket buffer " 1621| 82.6k| "after processing", 1622| 82.6k| receivedlen-processed); 1623| 82.6k| } 1624| | 1625| 82.7k| ok = ssh_packet_need_rekey(session, 0); 1626| 82.7k| if (ok) { ------------------ | Branch (1626:17): [True: 0, False: 82.7k] ------------------ 1627| 0| SSH_LOG(SSH_LOG_PACKET, "Incoming packet triggered rekey"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1628| 0| rc = ssh_send_rekex(session); 1629| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1629:21): [True: 0, False: 0] ------------------ 1630| 0| SSH_LOG(SSH_LOG_PACKET, "Rekey failed: rc = %d", rc); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1631| 0| goto error; 1632| 0| } 1633| 0| } 1634| | 1635| 82.7k| return processed; 1636| 0| case PACKET_STATE_PROCESSING: ------------------ | Branch (1636:9): [True: 0, False: 83.4k] ------------------ 1637| 0| SSH_LOG(SSH_LOG_PACKET, "Nested packet processing. Delaying."); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1638| 0| return 0; 1639| 83.4k| } 1640| | 1641| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1642| 0| SSH_FATAL, 1643| 0| "Invalid state into packet_read2(): %d", 1644| 0| session->packet_state); 1645| | 1646| 487|error: 1647| 487| session->session_state = SSH_SESSION_STATE_ERROR; 1648| 487| SSH_LOG(SSH_LOG_PACKET, "Packet: processed %zu bytes", processed); ------------------ | | 281| 487| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1649| 487| return processed; 1650| 0|} ssh_packet_register_socket_callback: 1677| 508|{ 1678| 508| struct ssh_socket_callbacks_struct *callbacks = &session->socket_callbacks; 1679| | 1680| 508| callbacks->data = ssh_packet_socket_callback; 1681| | callbacks->connected = NULL; 1682| 508| callbacks->controlflow = ssh_packet_socket_controlflow_callback; 1683| 508| callbacks->userdata = session; 1684| 508| ssh_socket_set_callbacks(s, callbacks); 1685| 508|} ssh_packet_set_callbacks: 1692| 803|{ 1693| 803| if (session->packet_callbacks == NULL) { ------------------ | Branch (1693:9): [True: 508, False: 295] ------------------ 1694| 508| session->packet_callbacks = ssh_list_new(); 1695| 508| if (session->packet_callbacks == NULL) { ------------------ | Branch (1695:13): [True: 0, False: 508] ------------------ 1696| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1697| 0| return; 1698| 0| } 1699| 508| } 1700| 803| ssh_list_append(session->packet_callbacks, callbacks); 1701| 803|} ssh_packet_remove_callbacks: 1708| 230|{ 1709| 230| struct ssh_iterator *it = NULL; 1710| | 1711| 230| it = ssh_list_find(session->packet_callbacks, callbacks); 1712| 230| if (it != NULL) { ------------------ | Branch (1712:9): [True: 230, False: 0] ------------------ 1713| 230| ssh_list_remove(session->packet_callbacks, it); 1714| 230| } 1715| 230|} ssh_packet_set_default_callbacks: 1721| 508|{ 1722| 508| struct ssh_packet_callbacks_struct *c = &session->default_packet_callbacks; 1723| | 1724| 508| c->start = 1; 1725| 508| c->n_callbacks = sizeof(default_packet_handlers) / sizeof(ssh_packet_callback); 1726| 508| c->user = session; 1727| 508| c->callbacks = default_packet_handlers; 1728| 508| ssh_packet_set_callbacks(session, c); 1729| 508|} ssh_packet_process: 1736| 36.0k|{ 1737| 36.0k| struct ssh_iterator *i = NULL; 1738| 36.0k| int rc = SSH_PACKET_NOT_USED; ------------------ | | 640| 36.0k|#define SSH_PACKET_NOT_USED 2 ------------------ 1739| 36.0k| ssh_packet_callbacks cb; 1740| | 1741| 36.0k| SSH_LOG(SSH_LOG_PACKET, "Dispatching handler for packet type %d", type); ------------------ | | 281| 36.0k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1742| 36.0k| if (session->packet_callbacks == NULL) { ------------------ | Branch (1742:9): [True: 0, False: 36.0k] ------------------ 1743| 0| SSH_LOG(SSH_LOG_RARE, "Packet callback is not initialized !"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1744| 0| return; 1745| 0| } 1746| | 1747| 36.0k| i = ssh_list_get_iterator(session->packet_callbacks); 1748| 37.7k| while (i != NULL) { ------------------ | Branch (1748:12): [True: 37.0k, False: 714] ------------------ 1749| 37.0k| cb = ssh_iterator_value(ssh_packet_callbacks, i); ------------------ | | 114| 37.0k| ((type)((iterator)->data)) ------------------ 1750| 37.0k| i = i->next; 1751| | 1752| 37.0k| if (!cb) { ------------------ | Branch (1752:13): [True: 0, False: 37.0k] ------------------ 1753| 0| continue; 1754| 0| } 1755| | 1756| 37.0k| if (cb->start > type) { ------------------ | Branch (1756:13): [True: 0, False: 37.0k] ------------------ 1757| 0| continue; 1758| 0| } 1759| | 1760| 37.0k| if (cb->start + cb->n_callbacks <= type) { ------------------ | Branch (1760:13): [True: 714, False: 36.3k] ------------------ 1761| 714| continue; 1762| 714| } 1763| | 1764| 36.3k| if (cb->callbacks[type - cb->start] == NULL) { ------------------ | Branch (1764:13): [True: 949, False: 35.3k] ------------------ 1765| 949| continue; 1766| 949| } 1767| | 1768| 35.3k| rc = cb->callbacks[type - cb->start](session, type, session->in_buffer, 1769| 35.3k| cb->user); 1770| 35.3k| if (rc == SSH_PACKET_USED) { ------------------ | | 637| 35.3k|#define SSH_PACKET_USED 1 ------------------ | Branch (1770:13): [True: 35.3k, False: 0] ------------------ 1771| 35.3k| break; 1772| 35.3k| } 1773| 35.3k| } 1774| | 1775| 36.0k| if (rc == SSH_PACKET_NOT_USED) { ------------------ | | 640| 36.0k|#define SSH_PACKET_NOT_USED 2 ------------------ | Branch (1775:9): [True: 714, False: 35.3k] ------------------ 1776| 714| SSH_LOG(SSH_LOG_RARE, "Couldn't do anything with packet type %d", type); ------------------ | | 281| 714| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1777| 714| rc = ssh_packet_send_unimplemented(session, session->recv_seq - 1); 1778| 714| if (rc != SSH_OK) { ------------------ | | 316| 714|#define SSH_OK 0 /* No error */ ------------------ | Branch (1778:13): [True: 0, False: 714] ------------------ 1779| 0| SSH_LOG(SSH_LOG_RARE, "Failed to send unimplemented: %s", ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1780| 0| ssh_get_error(session)); 1781| 0| } 1782| 714| if (session->current_crypto == NULL) { ------------------ | Branch (1782:13): [True: 714, False: 0] ------------------ 1783| 714| session->flags |= SSH_SESSION_FLAG_KEX_TAINTED; ------------------ | | 92| 714|#define SSH_SESSION_FLAG_KEX_TAINTED 0x0020 ------------------ 1784| 714| } 1785| 714| } 1786| 36.0k|} ssh_packet_send_newkeys: 1794| 95|{ 1795| 95| int rc; 1796| | 1797| | /* Send the MSG_NEWKEYS */ 1798| 95| rc = ssh_buffer_add_u8(session->out_buffer, SSH2_MSG_NEWKEYS); ------------------ | | 13| 95|#define SSH2_MSG_NEWKEYS 21 ------------------ 1799| 95| if (rc < 0) { ------------------ | Branch (1799:9): [True: 0, False: 95] ------------------ 1800| 0| return rc; 1801| 0| } 1802| | 1803| 95| rc = ssh_packet_send(session); 1804| 95| if (rc == SSH_ERROR) { ------------------ | | 317| 95|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1804:9): [True: 0, False: 95] ------------------ 1805| 0| return rc; 1806| 0| } 1807| 95| SSH_LOG(SSH_LOG_DEBUG, "SSH_MSG_NEWKEYS sent"); ------------------ | | 281| 95| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1808| 95| return rc; 1809| 95|} ssh_packet_send_unimplemented: 1817| 47.3k|int ssh_packet_send_unimplemented(ssh_session session, uint32_t seqnum){ 1818| 47.3k| int rc; 1819| | 1820| 47.3k| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 47.3k| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 47.3k| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 47.3k| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 47.3k|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 47.3k| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 47.3k| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 47.3k|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1821| 47.3k| "bd", 1822| 47.3k| SSH2_MSG_UNIMPLEMENTED, 1823| 47.3k| seqnum); 1824| 47.3k| if (rc != SSH_OK) { ------------------ | | 316| 47.3k|#define SSH_OK 0 /* No error */ ------------------ | Branch (1824:9): [True: 0, False: 47.3k] ------------------ 1825| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 1826| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1827| 0| } 1828| 47.3k| rc = ssh_packet_send(session); 1829| | 1830| 47.3k| return rc; 1831| 47.3k|} ssh_packet_unimplemented: 1836| 686|SSH_PACKET_CALLBACK(ssh_packet_unimplemented){ 1837| 686| uint32_t seq; 1838| 686| int rc; 1839| | 1840| 686| (void)session; /* unused */ 1841| 686| (void)type; 1842| 686| (void)user; 1843| | 1844| 686| rc = ssh_buffer_unpack(packet, "d", &seq); ------------------ | | 60| 686| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 686| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 686| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 686|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 686| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 686| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 686|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1845| 686| if (rc != SSH_OK) { ------------------ | | 316| 686|#define SSH_OK 0 /* No error */ ------------------ | Branch (1845:9): [True: 636, False: 50] ------------------ 1846| 636| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 636| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1847| 636| "Could not unpack SSH_MSG_UNIMPLEMENTED packet"); 1848| 636| return SSH_PACKET_USED; ------------------ | | 637| 636|#define SSH_PACKET_USED 1 ------------------ 1849| 636| } 1850| | 1851| 50| SSH_LOG(SSH_LOG_RARE, ------------------ | | 281| 50| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1852| 50| "Received SSH_MSG_UNIMPLEMENTED (sequence number %" PRIu32 ")",seq); 1853| | 1854| 50| return SSH_PACKET_USED; ------------------ | | 637| 50|#define SSH_PACKET_USED 1 ------------------ 1855| 686|} ssh_packet_parse_type: 1861| 82.7k|{ 1862| 82.7k| session->in_packet = (struct packet_struct) { 1863| 82.7k| .type = 0, 1864| 82.7k| }; 1865| | 1866| 82.7k| if (session->in_buffer == NULL) { ------------------ | Branch (1866:9): [True: 0, False: 82.7k] ------------------ 1867| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1868| 0| } 1869| | 1870| 82.7k| if (ssh_buffer_get_u8(session->in_buffer, &session->in_packet.type) == 0) { ------------------ | Branch (1870:9): [True: 20.4k, False: 62.2k] ------------------ 1871| 20.4k| ssh_set_error(session, SSH_FATAL, "Packet too short to read type"); ------------------ | | 311| 20.4k| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1872| 20.4k| return SSH_ERROR; ------------------ | | 317| 20.4k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1873| 20.4k| } 1874| | 1875| 62.2k| session->in_packet.valid = 1; 1876| | 1877| 62.2k| return SSH_OK; ------------------ | | 316| 62.2k|#define SSH_OK 0 /* No error */ ------------------ 1878| 82.7k|} ssh_packet_send: 2066| 48.8k|{ 2067| 48.8k| uint32_t payloadsize; 2068| 48.8k| uint8_t type, *payload; 2069| 48.8k| bool need_rekey, in_rekey; 2070| 48.8k| int rc; 2071| | 2072| 48.8k| if (session->socket == NULL || !ssh_socket_is_open(session->socket)) { ------------------ | Branch (2072:9): [True: 0, False: 48.8k] | Branch (2072:36): [True: 0, False: 48.8k] ------------------ 2073| 0| ssh_buffer_reinit(session->out_buffer); 2074| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2075| 0| } 2076| | 2077| 48.8k| payloadsize = ssh_buffer_get_len(session->out_buffer); 2078| 48.8k| if (payloadsize < 1) { ------------------ | Branch (2078:9): [True: 0, False: 48.8k] ------------------ 2079| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2080| 0| } 2081| | 2082| 48.8k| payload = (uint8_t *)ssh_buffer_get(session->out_buffer); 2083| 48.8k| type = payload[0]; /* type is the first byte of the packet now */ 2084| 48.8k| need_rekey = ssh_packet_need_rekey(session, payloadsize); 2085| 48.8k| in_rekey = ssh_packet_in_rekey(session); 2086| | 2087| | /* The rekey is triggered here. After that, only the key exchange 2088| | * packets can be sent, until we send our NEWKEYS. 2089| | */ 2090| 48.8k| if (need_rekey || (in_rekey && !ssh_packet_is_kex(type))) { ------------------ | Branch (2090:9): [True: 0, False: 48.8k] | Branch (2090:24): [True: 0, False: 48.8k] | Branch (2090:36): [True: 0, False: 0] ------------------ 2091| 0| if (need_rekey) { ------------------ | Branch (2091:13): [True: 0, False: 0] ------------------ 2092| 0| SSH_LOG(SSH_LOG_PACKET, "Outgoing packet triggered rekey"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2093| 0| } 2094| | /* Queue the current packet -- we will send it after the rekey */ 2095| 0| SSH_LOG(SSH_LOG_PACKET, "Queuing packet type %d", type); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2096| 0| rc = ssh_list_append(session->out_queue, session->out_buffer); 2097| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (2097:13): [True: 0, False: 0] ------------------ 2098| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2099| 0| } 2100| 0| session->out_buffer = ssh_buffer_new(); 2101| 0| if (session->out_buffer == NULL) { ------------------ | Branch (2101:13): [True: 0, False: 0] ------------------ 2102| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 2103| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2104| 0| } 2105| | 2106| 0| if (need_rekey) { ------------------ | Branch (2106:13): [True: 0, False: 0] ------------------ 2107| | /* Send the KEXINIT packet instead. 2108| | * This recursively calls the packet_send(), but it should 2109| | * not get into rekeying again. 2110| | * After that we need to handle the key exchange responses 2111| | * up to the point where we can send the rest of the queue. 2112| | */ 2113| 0| return ssh_send_rekex(session); 2114| 0| } 2115| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 2116| 0| } 2117| | 2118| | /* Send the packet normally */ 2119| 48.8k| rc = packet_send2(session); 2120| | 2121| | /* We finished the key exchange so we can try to send our queue now */ 2122| 48.8k| if (rc == SSH_OK && type == SSH2_MSG_NEWKEYS) { ------------------ | | 316| 97.6k|#define SSH_OK 0 /* No error */ ------------------ if (rc == SSH_OK && type == SSH2_MSG_NEWKEYS) { ------------------ | | 13| 48.8k|#define SSH2_MSG_NEWKEYS 21 ------------------ | Branch (2122:9): [True: 48.8k, False: 0] | Branch (2122:25): [True: 95, False: 48.7k] ------------------ 2123| 95| struct ssh_iterator *it = NULL; 2124| | 2125| 95| if (session->flags & SSH_SESSION_FLAG_KEX_STRICT) { ------------------ | | 90| 95|#define SSH_SESSION_FLAG_KEX_STRICT 0x0010 ------------------ | Branch (2125:13): [True: 16, False: 79] ------------------ 2126| | /* reset packet sequence number when running in strict kex mode */ 2127| 16| session->send_seq = 0; 2128| 16| } 2129| 95| for (it = ssh_list_get_iterator(session->out_queue); 2130| 95| it != NULL; ------------------ | Branch (2130:14): [True: 0, False: 95] ------------------ 2131| 95| it = ssh_list_get_iterator(session->out_queue)) { 2132| 0| struct ssh_buffer_struct *next_buffer = NULL; 2133| | 2134| | /* Peek only -- do not remove from queue yet */ 2135| 0| next_buffer = (struct ssh_buffer_struct *)it->data; 2136| 0| payloadsize = ssh_buffer_get_len(next_buffer); 2137| 0| if (ssh_packet_need_rekey(session, payloadsize)) { ------------------ | Branch (2137:17): [True: 0, False: 0] ------------------ 2138| | /* Sigh ... we still can not send this packet. Repeat. */ 2139| 0| SSH_LOG(SSH_LOG_PACKET, "Queued packet triggered rekey"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2140| 0| return ssh_send_rekex(session); 2141| 0| } 2142| 0| SSH_BUFFER_FREE(session->out_buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 2143| 0| session->out_buffer = ssh_list_pop_head(struct ssh_buffer_struct *, ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 2144| 0| session->out_queue); 2145| 0| payload = (uint8_t *)ssh_buffer_get(session->out_buffer); 2146| 0| type = payload[0]; 2147| 0| SSH_LOG(SSH_LOG_PACKET, "Dequeue packet type %d", type); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2148| 0| rc = packet_send2(session); 2149| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (2149:17): [True: 0, False: 0] ------------------ 2150| 0| return rc; 2151| 0| } 2152| 0| } 2153| 95| } 2154| | 2155| 48.8k| return rc; 2156| 48.8k|} ssh_packet_set_newkeys: 2271| 95|{ 2272| 95| struct ssh_cipher_struct *in_cipher = NULL, *out_cipher = NULL; 2273| 95| int rc; 2274| | 2275| 95| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 380| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 0, False: 95] | | | Branch (281:34): [True: 95, False: 0] | | ------------------ ------------------ 2276| 95| "called, direction =%s%s", 2277| 95| direction & SSH_DIRECTION_IN ? " IN " : "", 2278| 95| direction & SSH_DIRECTION_OUT ? " OUT " : ""); 2279| | 2280| 95| if (session->next_crypto == NULL) { ------------------ | Branch (2280:9): [True: 0, False: 95] ------------------ 2281| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2282| 0| } 2283| | 2284| 95| session->next_crypto->used |= direction; 2285| 95| if (session->current_crypto != NULL) { ------------------ | Branch (2285:9): [True: 0, False: 95] ------------------ 2286| 0| if (session->current_crypto->used & direction) { ------------------ | Branch (2286:13): [True: 0, False: 0] ------------------ 2287| 0| SSH_LOG(SSH_LOG_TRACE, "This direction isn't used anymore."); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2288| 0| } 2289| | /* Mark the current requested direction unused */ 2290| 0| session->current_crypto->used &= ~direction; 2291| 0| } 2292| | 2293| | /* Both sides switched: do the actual switch now */ 2294| 95| if (session->next_crypto->used == SSH_DIRECTION_BOTH) { ------------------ | Branch (2294:9): [True: 0, False: 95] ------------------ 2295| 0| size_t session_id_len; 2296| | 2297| 0| if (session->current_crypto != NULL) { ------------------ | Branch (2297:13): [True: 0, False: 0] ------------------ 2298| 0| crypto_free(session->current_crypto); 2299| 0| session->current_crypto = NULL; 2300| 0| } 2301| | 2302| 0| session->current_crypto = session->next_crypto; 2303| 0| session->current_crypto->used = SSH_DIRECTION_BOTH; 2304| | 2305| | /* Initialize the next_crypto structure */ 2306| 0| session->next_crypto = crypto_new(); 2307| 0| if (session->next_crypto == NULL) { ------------------ | Branch (2307:13): [True: 0, False: 0] ------------------ 2308| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 2309| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2310| 0| } 2311| | 2312| 0| session_id_len = session->current_crypto->session_id_len; 2313| 0| session->next_crypto->session_id = malloc(session_id_len); 2314| 0| if (session->next_crypto->session_id == NULL) { ------------------ | Branch (2314:13): [True: 0, False: 0] ------------------ 2315| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 2316| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2317| 0| } 2318| | 2319| 0| memcpy(session->next_crypto->session_id, 2320| 0| session->current_crypto->session_id, 2321| 0| session_id_len); 2322| 0| session->next_crypto->session_id_len = session_id_len; 2323| | 2324| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 2325| 0| } 2326| | 2327| | /* Initialize common structures so the next context can be used in 2328| | * either direction */ 2329| 95| if (session->client) { ------------------ | Branch (2329:9): [True: 95, False: 0] ------------------ 2330| | /* The server has this part already done */ 2331| 95| rc = ssh_make_sessionid(session); 2332| 95| if (rc != SSH_OK) { ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ | Branch (2332:13): [True: 0, False: 95] ------------------ 2333| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2334| 0| } 2335| | 2336| | /* 2337| | * Set the cryptographic functions for the next crypto 2338| | * (it is needed for ssh_generate_session_keys for key lengths) 2339| | */ 2340| 95| rc = crypt_set_algorithms_client(session); 2341| 95| if (rc < 0) { ------------------ | Branch (2341:13): [True: 0, False: 95] ------------------ 2342| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2343| 0| } 2344| 95| } 2345| | 2346| 95| if (ssh_generate_session_keys(session) < 0) { ------------------ | Branch (2346:9): [True: 0, False: 95] ------------------ 2347| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2348| 0| } 2349| | 2350| 95| in_cipher = session->next_crypto->in_cipher; 2351| 95| out_cipher = session->next_crypto->out_cipher; 2352| 95| if (in_cipher == NULL || out_cipher == NULL) { ------------------ | Branch (2352:9): [True: 0, False: 95] | Branch (2352:30): [True: 0, False: 95] ------------------ 2353| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2354| 0| } 2355| | 2356| | /* Initialize rekeying states */ 2357| 95| ssh_init_rekey_state(session, out_cipher); 2358| 95| ssh_init_rekey_state(session, in_cipher); 2359| 95| if (session->opts.rekey_time != 0) { ------------------ | Branch (2359:9): [True: 0, False: 95] ------------------ 2360| 0| ssh_timestamp_init(&session->last_rekey_time); 2361| 0| SSH_LOG(SSH_LOG_DEBUG, "Set rekey after %" PRIu32 " seconds", ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2362| 0| session->opts.rekey_time/1000); 2363| 0| } 2364| | 2365| 95| if (in_cipher->set_decrypt_key) { ------------------ | Branch (2365:9): [True: 0, False: 95] ------------------ 2366| | /* Initialize the encryption and decryption keys in next_crypto */ 2367| 0| rc = in_cipher->set_decrypt_key(in_cipher, 2368| 0| session->next_crypto->decryptkey, 2369| 0| session->next_crypto->decryptIV); 2370| 0| if (rc < 0) { ------------------ | Branch (2370:13): [True: 0, False: 0] ------------------ 2371| | /* On error, make sure it is not used */ 2372| 0| session->next_crypto->used = 0; 2373| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2374| 0| } 2375| 0| } 2376| | 2377| 95| if (out_cipher->set_encrypt_key) { ------------------ | Branch (2377:9): [True: 0, False: 95] ------------------ 2378| 0| rc = out_cipher->set_encrypt_key(out_cipher, 2379| 0| session->next_crypto->encryptkey, 2380| 0| session->next_crypto->encryptIV); 2381| 0| if (rc < 0) { ------------------ | Branch (2381:13): [True: 0, False: 0] ------------------ 2382| | /* On error, make sure it is not used */ 2383| 0| session->next_crypto->used = 0; 2384| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2385| 0| } 2386| 0| } 2387| | 2388| 95| return SSH_OK; ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ 2389| 95|} packet.c:ssh_packet_incoming_filter: 143| 82.7k|{ 144| 82.7k| enum ssh_packet_filter_result_e rc; 145| | 146| |#ifdef DEBUG_PACKET 147| | SSH_LOG(SSH_LOG_PACKET, "Filtering packet type %d", 148| | session->in_packet.type); 149| |#endif 150| | 151| 82.7k| switch(session->in_packet.type) { 152| 5| case SSH2_MSG_DISCONNECT: // 1 ------------------ | | 4| 5|#define SSH2_MSG_DISCONNECT 1 ------------------ | Branch (152:5): [True: 5, False: 82.7k] ------------------ 153| | /* 154| | * States required: 155| | * - None 156| | * 157| | * Transitions: 158| | * - session->socket->state = SSH_SOCKET_CLOSED 159| | * - session->session_state = SSH_SESSION_STATE_ERROR 160| | * */ 161| | 162| | /* Always allowed */ 163| 5| rc = SSH_PACKET_ALLOWED; 164| 5| break; 165| 279| case SSH2_MSG_IGNORE: // 2 ------------------ | | 5| 279|#define SSH2_MSG_IGNORE 2 ------------------ | Branch (165:5): [True: 279, False: 82.4k] ------------------ 166| | /* 167| | * States required: 168| | * - None 169| | * 170| | * Transitions: 171| | * - None 172| | * */ 173| | 174| | /* Always allowed */ 175| 279| rc = SSH_PACKET_ALLOWED; 176| 279| break; 177| 686| case SSH2_MSG_UNIMPLEMENTED: // 3 ------------------ | | 6| 686|#define SSH2_MSG_UNIMPLEMENTED 3 ------------------ | Branch (177:5): [True: 686, False: 82.0k] ------------------ 178| | /* 179| | * States required: 180| | * - None 181| | * 182| | * Transitions: 183| | * - None 184| | * */ 185| | 186| | /* Always allowed */ 187| 686| rc = SSH_PACKET_ALLOWED; 188| 686| break; 189| 33.7k| case SSH2_MSG_DEBUG: // 4 ------------------ | | 7| 33.7k|#define SSH2_MSG_DEBUG 4 ------------------ | Branch (189:5): [True: 33.7k, False: 49.0k] ------------------ 190| | /* 191| | * States required: 192| | * - None 193| | * 194| | * Transitions: 195| | * - None 196| | * */ 197| | 198| | /* Always allowed */ 199| 33.7k| rc = SSH_PACKET_ALLOWED; 200| 33.7k| break; 201| 1| case SSH2_MSG_SERVICE_REQUEST: // 5 ------------------ | | 8| 1|#define SSH2_MSG_SERVICE_REQUEST 5 ------------------ | Branch (201:5): [True: 1, False: 82.7k] ------------------ 202| | /* Server only */ 203| | 204| | /* 205| | * States required: 206| | * - session->session_state == SSH_SESSION_STATE_AUTHENTICATING 207| | * or session->session_state == SSH_SESSION_STATE_AUTHENTICATED 208| | * - session->dh_handshake_state == DH_STATE_FINISHED 209| | * 210| | * Transitions: 211| | * - None 212| | * */ 213| | 214| | /* If this is a client, reject the message */ 215| 1| if (session->client) { ------------------ | Branch (215:13): [True: 1, False: 0] ------------------ 216| 1| rc = SSH_PACKET_DENIED; 217| 1| break; 218| 1| } 219| | 220| 0| if ((session->session_state != SSH_SESSION_STATE_AUTHENTICATING) && ------------------ | Branch (220:13): [True: 0, False: 0] ------------------ 221| 0| (session->session_state != SSH_SESSION_STATE_AUTHENTICATED)) ------------------ | Branch (221:13): [True: 0, False: 0] ------------------ 222| 0| { 223| 0| rc = SSH_PACKET_DENIED; 224| 0| break; 225| 0| } 226| | 227| 0| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (227:13): [True: 0, False: 0] ------------------ 228| 0| rc = SSH_PACKET_DENIED; 229| 0| break; 230| 0| } 231| | 232| 0| rc = SSH_PACKET_ALLOWED; 233| 0| break; 234| 1| case SSH2_MSG_SERVICE_ACCEPT: // 6 ------------------ | | 9| 1|#define SSH2_MSG_SERVICE_ACCEPT 6 ------------------ | Branch (234:5): [True: 1, False: 82.7k] ------------------ 235| | /* 236| | * States required: 237| | * - session->session_state == SSH_SESSION_STATE_AUTHENTICATING 238| | * or session->session_state == SSH_SESSION_STATE_AUTHENTICATED 239| | * - session->dh_handshake_state == DH_STATE_FINISHED 240| | * - session->auth.service_state == SSH_AUTH_SERVICE_SENT 241| | * 242| | * Transitions: 243| | * - auth.service_state = SSH_AUTH_SERVICE_ACCEPTED 244| | * */ 245| | 246| 1| if ((session->session_state != SSH_SESSION_STATE_AUTHENTICATING) && ------------------ | Branch (246:13): [True: 1, False: 0] ------------------ 247| 1| (session->session_state != SSH_SESSION_STATE_AUTHENTICATED)) ------------------ | Branch (247:13): [True: 1, False: 0] ------------------ 248| 1| { 249| 1| rc = SSH_PACKET_DENIED; 250| 1| break; 251| 1| } 252| | 253| 0| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (253:13): [True: 0, False: 0] ------------------ 254| 0| rc = SSH_PACKET_DENIED; 255| 0| break; 256| 0| } 257| | 258| | /* TODO check if only auth service can be requested */ 259| 0| if (session->auth.service_state != SSH_AUTH_SERVICE_SENT) { ------------------ | Branch (259:13): [True: 0, False: 0] ------------------ 260| 0| rc = SSH_PACKET_DENIED; 261| 0| break; 262| 0| } 263| | 264| 0| rc = SSH_PACKET_ALLOWED; 265| 0| break; 266| 0| case SSH2_MSG_EXT_INFO: // 7 ------------------ | | 10| 0|#define SSH2_MSG_EXT_INFO 7 ------------------ | Branch (266:5): [True: 0, False: 82.7k] ------------------ 267| | /* 268| | * States required: 269| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 270| | * or session->session_state == SSH_SESSION_STATE_AUTHENTICATED 271| | * (re-exchange) 272| | * - dh_handshake_state == DH_STATE_FINISHED 273| | * 274| | * Transitions: 275| | * - None 276| | * */ 277| | 278| 0| if ((session->session_state != SSH_SESSION_STATE_AUTHENTICATING) && ------------------ | Branch (278:13): [True: 0, False: 0] ------------------ 279| 0| (session->session_state != SSH_SESSION_STATE_AUTHENTICATED)) ------------------ | Branch (279:13): [True: 0, False: 0] ------------------ 280| 0| { 281| 0| rc = SSH_PACKET_DENIED; 282| 0| break; 283| 0| } 284| | 285| 0| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (285:13): [True: 0, False: 0] ------------------ 286| 0| rc = SSH_PACKET_DENIED; 287| 0| break; 288| 0| } 289| | 290| 0| rc = SSH_PACKET_ALLOWED; 291| 0| break; 292| 370| case SSH2_MSG_KEXINIT: // 20 ------------------ | | 12| 370|#define SSH2_MSG_KEXINIT 20 ------------------ | Branch (292:5): [True: 370, False: 82.3k] ------------------ 293| | /* 294| | * States required: 295| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 296| | * or session_state == SSH_SESSION_STATE_INITIAL_KEX 297| | * - dh_handshake_state == DH_STATE_INIT 298| | * or dh_handshake_state == DH_STATE_INIT_SENT (re-exchange) 299| | * or dh_handshake_state == DH_STATE_REQUEST_SENT (dh-gex) 300| | * or dh_handshake_state == DH_STATE_FINISHED (re-exchange) 301| | * 302| | * Transitions: 303| | * - session->dh_handshake_state = DH_STATE_INIT 304| | * - session->session_state = SSH_SESSION_STATE_KEXINIT_RECEIVED 305| | * 306| | * On server: 307| | * - session->session_state = SSH_SESSION_STATE_DH 308| | * */ 309| | 310| 370| if ((session->session_state != SSH_SESSION_STATE_AUTHENTICATED) && ------------------ | Branch (310:13): [True: 370, False: 0] ------------------ 311| 370| (session->session_state != SSH_SESSION_STATE_INITIAL_KEX)) ------------------ | Branch (311:13): [True: 0, False: 370] ------------------ 312| 0| { 313| 0| rc = SSH_PACKET_DENIED; 314| 0| break; 315| 0| } 316| | 317| 370| if ((session->dh_handshake_state != DH_STATE_INIT) && ------------------ | Branch (317:13): [True: 0, False: 370] ------------------ 318| 0| (session->dh_handshake_state != DH_STATE_INIT_SENT) && ------------------ | Branch (318:13): [True: 0, False: 0] ------------------ 319| 0| (session->dh_handshake_state != DH_STATE_REQUEST_SENT) && ------------------ | Branch (319:13): [True: 0, False: 0] ------------------ 320| 0| (session->dh_handshake_state != DH_STATE_FINISHED)) ------------------ | Branch (320:13): [True: 0, False: 0] ------------------ 321| 0| { 322| 0| rc = SSH_PACKET_DENIED; 323| 0| break; 324| 0| } 325| | 326| 370| rc = SSH_PACKET_ALLOWED; 327| 370| break; 328| 63| case SSH2_MSG_NEWKEYS: // 21 ------------------ | | 13| 63|#define SSH2_MSG_NEWKEYS 21 ------------------ | Branch (328:5): [True: 63, False: 82.6k] ------------------ 329| | /* 330| | * States required: 331| | * - session_state == SSH_SESSION_STATE_DH 332| | * - dh_handshake_state == DH_STATE_NEWKEYS_SENT 333| | * 334| | * Transitions: 335| | * - session->dh_handshake_state = DH_STATE_FINISHED 336| | * - session->session_state = SSH_SESSION_STATE_AUTHENTICATING 337| | * if session->flags & SSH_SESSION_FLAG_AUTHENTICATED 338| | * - session->session_state = SSH_SESSION_STATE_AUTHENTICATED 339| | * */ 340| | 341| | /* If DH has not been started, reject message */ 342| 63| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (342:13): [True: 0, False: 63] ------------------ 343| 0| rc = SSH_PACKET_DENIED; 344| 0| break; 345| 0| } 346| | 347| | /* Only allowed if dh_handshake_state is in NEWKEYS_SENT state */ 348| 63| if (session->dh_handshake_state != DH_STATE_NEWKEYS_SENT) { ------------------ | Branch (348:13): [True: 1, False: 62] ------------------ 349| 1| rc = SSH_PACKET_DENIED; 350| 1| break; 351| 1| } 352| | 353| 62| rc = SSH_PACKET_ALLOWED; 354| 62| break; 355| 1| case SSH2_MSG_KEXDH_INIT: // 30 ------------------ | | 15| 1|#define SSH2_MSG_KEXDH_INIT 30 ------------------ | Branch (355:5): [True: 1, False: 82.7k] ------------------ 356| | // SSH2_MSG_KEX_ECDH_INIT: // 30 357| | // SSH2_MSG_KEX_HYBRID_INIT: // 30 358| | // SSH2_MSG_KEX_DH_GEX_REQUEST_OLD: // 30 359| | 360| | /* Server only */ 361| | 362| | /* 363| | * States required: 364| | * - session_state == SSH_SESSION_STATE_DH 365| | * - dh_handshake_state == DH_STATE_INIT 366| | * 367| | * Transitions: 368| | * - session->dh_handshake_state = DH_STATE_INIT_SENT 369| | * then calls dh_handshake_server which triggers: 370| | * - session->dh_handshake_state = DH_STATE_NEWKEYS_SENT 371| | * */ 372| | 373| 1| if (session->client) { ------------------ | Branch (373:13): [True: 1, False: 0] ------------------ 374| 1| rc = SSH_PACKET_DENIED; 375| 1| break; 376| 1| } 377| | 378| 0| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (378:13): [True: 0, False: 0] ------------------ 379| 0| rc = SSH_PACKET_DENIED; 380| 0| break; 381| 0| } 382| | 383| | /* Only allowed if dh_handshake_state is in initial state */ 384| 0| if (session->dh_handshake_state != DH_STATE_INIT) { ------------------ | Branch (384:13): [True: 0, False: 0] ------------------ 385| 0| rc = SSH_PACKET_DENIED; 386| 0| break; 387| 0| } 388| | 389| 0| rc = SSH_PACKET_ALLOWED; 390| 0| break; 391| 237| case SSH2_MSG_KEXDH_REPLY: // 31 ------------------ | | 16| 237|#define SSH2_MSG_KEXDH_REPLY 31 ------------------ | Branch (391:5): [True: 237, False: 82.5k] ------------------ 392| | // SSH2_MSG_KEX_ECDH_REPLY: // 31 393| | // SSH2_MSG_KEX_HYBRID_REPLY: // 31 394| | // SSH2_MSG_KEX_DH_GEX_GROUP: // 31 395| | 396| | /* Client only */ 397| | 398| | /* 399| | * States required: 400| | * - session_state == SSH_SESSION_STATE_DH 401| | * - dh_handshake_state == DH_STATE_INIT_SENT 402| | * or dh_handshake_state == DH_STATE_REQUEST_SENT (dh-gex) 403| | * 404| | * Transitions: 405| | * - session->dh_handshake_state = DH_STATE_NEWKEYS_SENT 406| | * */ 407| | 408| 237| if (session->server) { ------------------ | Branch (408:13): [True: 0, False: 237] ------------------ 409| 0| rc = SSH_PACKET_DENIED; 410| 0| break; 411| 0| } 412| | 413| 237| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (413:13): [True: 1, False: 236] ------------------ 414| 1| rc = SSH_PACKET_DENIED; 415| 1| break; 416| 1| } 417| | 418| 236| if (session->dh_handshake_state != DH_STATE_INIT_SENT && ------------------ | Branch (418:13): [True: 5, False: 231] ------------------ 419| 5| session->dh_handshake_state != DH_STATE_REQUEST_SENT) { ------------------ | Branch (419:13): [True: 1, False: 4] ------------------ 420| 1| rc = SSH_PACKET_DENIED; 421| 1| break; 422| 1| } 423| | 424| 235| rc = SSH_PACKET_ALLOWED; 425| 235| break; 426| 1| case SSH2_MSG_KEX_DH_GEX_INIT: // 32 ------------------ | | 24| 1|#define SSH2_MSG_KEX_DH_GEX_INIT 32 ------------------ | Branch (426:5): [True: 1, False: 82.7k] ------------------ 427| | // SSH2_MSG_KEXGSS_COMPLETE: // 32 428| 1| if (ssh_kex_is_gss(session->next_crypto)) { ------------------ | Branch (428:13): [True: 0, False: 1] ------------------ 429| | /* SSH2_MSG_KEXGSS_COMPLETE */ 430| | /* Client only */ 431| | 432| | /* 433| | * States required: 434| | * - session_state == SSH_SESSION_STATE_DH 435| | * - dh_handshake_state == DH_STATE_INIT_SENT 436| | * 437| | * Transitions: 438| | * - session->dh_handshake_state = DH_STATE_INIT_SENT 439| | * then calls ssh_packet_client_gss_kex_reply which triggers: 440| | * - session->dh_handshake_state = DH_STATE_NEWKEYS_SENT 441| | * */ 442| | 443| 0| if (!session->client) { ------------------ | Branch (443:17): [True: 0, False: 0] ------------------ 444| 0| rc = SSH_PACKET_DENIED; 445| 0| break; 446| 0| } 447| | 448| 0| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (448:17): [True: 0, False: 0] ------------------ 449| 0| rc = SSH_PACKET_DENIED; 450| 0| break; 451| 0| } 452| | 453| 0| if (session->dh_handshake_state != DH_STATE_INIT_SENT) { ------------------ | Branch (453:17): [True: 0, False: 0] ------------------ 454| 0| rc = SSH_PACKET_DENIED; 455| 0| break; 456| 0| } 457| 1| } else { 458| | /* SSH2_MSG_KEX_DH_GEX_INIT */ 459| | /* Server only */ 460| | 461| | /* 462| | * States required: 463| | * - session_state == SSH_SESSION_STATE_DH 464| | * - dh_handshake_state == DH_STATE_GROUP_SENT 465| | * 466| | * Transitions: 467| | * - session->dh_handshake_state = DH_STATE_GROUP_SENT 468| | * then calls ssh_packet_server_dhgex_init which triggers: 469| | * - session->dh_handshake_state = DH_STATE_NEWKEYS_SENT 470| | * */ 471| | 472| 1| if (session->client) { ------------------ | Branch (472:17): [True: 1, False: 0] ------------------ 473| 1| rc = SSH_PACKET_DENIED; 474| 1| break; 475| 1| } 476| | 477| 0| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (477:17): [True: 0, False: 0] ------------------ 478| 0| rc = SSH_PACKET_DENIED; 479| 0| break; 480| 0| } 481| | 482| | /* Only allowed if dh_handshake_state is in initial state */ 483| 0| if (session->dh_handshake_state != DH_STATE_GROUP_SENT) { ------------------ | Branch (483:17): [True: 0, False: 0] ------------------ 484| 0| rc = SSH_PACKET_DENIED; 485| 0| break; 486| 0| } 487| 0| } 488| 0| rc = SSH_PACKET_ALLOWED; 489| 0| break; 490| 717| case SSH2_MSG_KEX_DH_GEX_REPLY: // 33 ------------------ | | 25| 717|#define SSH2_MSG_KEX_DH_GEX_REPLY 33 ------------------ | Branch (490:5): [True: 717, False: 82.0k] ------------------ 491| | 492| | /* Client only */ 493| | 494| | /* 495| | * States required: 496| | * - session_state == SSH_SESSION_STATE_DH 497| | * - dh_handshake_state == DH_STATE_INIT_SENT 498| | * 499| | * Transitions: 500| | * - session->dh_handshake_state = DH_STATE_NEWKEYS_SENT 501| | * */ 502| | 503| 717| if (session->server) { ------------------ | Branch (503:13): [True: 0, False: 717] ------------------ 504| 0| rc = SSH_PACKET_DENIED; 505| 0| break; 506| 0| } 507| | 508| 717| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (508:13): [True: 1, False: 716] ------------------ 509| 1| rc = SSH_PACKET_DENIED; 510| 1| break; 511| 1| } 512| | 513| 716| if (session->dh_handshake_state != DH_STATE_INIT_SENT) { ------------------ | Branch (513:13): [True: 2, False: 714] ------------------ 514| 2| rc = SSH_PACKET_DENIED; 515| 2| break; 516| 2| } 517| | 518| 714| rc = SSH_PACKET_ALLOWED; 519| 714| break; 520| 0| case SSH2_MSG_KEX_DH_GEX_REQUEST: // 34 ------------------ | | 26| 0|#define SSH2_MSG_KEX_DH_GEX_REQUEST 34 ------------------ | Branch (520:5): [True: 0, False: 82.7k] ------------------ 521| | 522| | /* Server only */ 523| | 524| | /* 525| | * States required: 526| | * - session_state == SSH_SESSION_STATE_DH 527| | * - dh_handshake_state == DH_STATE_INIT 528| | * 529| | * Transitions: 530| | * - session->dh_handshake_state = DH_STATE_INIT_SENT 531| | * then calls ssh_packet_server_dhgex_request which triggers: 532| | * - session->dh_handshake_state = DH_STATE_GROUP_SENT 533| | * */ 534| | 535| 0| if (session->client) { ------------------ | Branch (535:13): [True: 0, False: 0] ------------------ 536| 0| rc = SSH_PACKET_DENIED; 537| 0| break; 538| 0| } 539| | 540| 0| if (session->session_state != SSH_SESSION_STATE_DH) { ------------------ | Branch (540:13): [True: 0, False: 0] ------------------ 541| 0| rc = SSH_PACKET_DENIED; 542| 0| break; 543| 0| } 544| | 545| | /* Only allowed if dh_handshake_state is in initial state */ 546| 0| if (session->dh_handshake_state != DH_STATE_INIT) { ------------------ | Branch (546:13): [True: 0, False: 0] ------------------ 547| 0| rc = SSH_PACKET_DENIED; 548| 0| break; 549| 0| } 550| | 551| 0| rc = SSH_PACKET_ALLOWED; 552| 0| break; 553| 0| case SSH2_MSG_USERAUTH_REQUEST: // 50 ------------------ | | 36| 0|#define SSH2_MSG_USERAUTH_REQUEST 50 ------------------ | Branch (553:5): [True: 0, False: 82.7k] ------------------ 554| | /* Server only */ 555| | 556| | /* 557| | * States required: 558| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 559| | * - dh_handshake_state == DH_STATE_FINISHED 560| | * 561| | * Transitions: 562| | * - if authentication was successful: 563| | * - session_state = SSH_SESSION_STATE_AUTHENTICATED 564| | * */ 565| | 566| | /* If this is a client, reject the message */ 567| 0| if (session->client) { ------------------ | Branch (567:13): [True: 0, False: 0] ------------------ 568| 0| rc = SSH_PACKET_DENIED; 569| 0| break; 570| 0| } 571| | 572| 0| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (572:13): [True: 0, False: 0] ------------------ 573| 0| rc = SSH_PACKET_DENIED; 574| 0| break; 575| 0| } 576| | 577| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { ------------------ | Branch (577:13): [True: 0, False: 0] ------------------ 578| 0| rc = SSH_PACKET_DENIED; 579| 0| break; 580| 0| } 581| | 582| 0| rc = SSH_PACKET_ALLOWED; 583| 0| break; 584| 2| case SSH2_MSG_USERAUTH_FAILURE: // 51 ------------------ | | 37| 2|#define SSH2_MSG_USERAUTH_FAILURE 51 ------------------ | Branch (584:5): [True: 2, False: 82.7k] ------------------ 585| | /* 586| | * States required: 587| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 588| | * - dh_handshake_state == DH_STATE_FINISHED 589| | * - session->auth.state == SSH_AUTH_STATE_KBDINT_SENT 590| | * or session->auth.state == SSH_AUTH_STATE_PUBKEY_OFFER_SENT 591| | * or session->auth.state == SSH_AUTH_STATE_PUBKEY_AUTH_SENT 592| | * or session->auth.state == SSH_AUTH_STATE_PASSWORD_AUTH_SENT 593| | * or session->auth.state == SSH_AUTH_STATE_GSSAPI_MIC_SENT 594| | * 595| | * Transitions: 596| | * - if unpacking failed: 597| | * - session->auth.state = SSH_AUTH_ERROR 598| | * - if failure was partial: 599| | * - session->auth.state = SSH_AUTH_PARTIAL 600| | * - else: 601| | * - session->auth.state = SSH_AUTH_STATE_FAILED 602| | * */ 603| | 604| | /* If this is a server, reject the message */ 605| 2| if (session->server) { ------------------ | Branch (605:13): [True: 0, False: 2] ------------------ 606| 0| rc = SSH_PACKET_DENIED; 607| 0| break; 608| 0| } 609| | 610| 2| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (610:13): [True: 2, False: 0] ------------------ 611| 2| rc = SSH_PACKET_DENIED; 612| 2| break; 613| 2| } 614| | 615| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { ------------------ | Branch (615:13): [True: 0, False: 0] ------------------ 616| 0| rc = SSH_PACKET_DENIED; 617| 0| break; 618| 0| } 619| | 620| 0| rc = SSH_PACKET_ALLOWED; 621| 0| break; 622| 1| case SSH2_MSG_USERAUTH_SUCCESS: // 52 ------------------ | | 38| 1|#define SSH2_MSG_USERAUTH_SUCCESS 52 ------------------ | Branch (622:5): [True: 1, False: 82.7k] ------------------ 623| | /* 624| | * States required: 625| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 626| | * - dh_handshake_state == DH_STATE_FINISHED 627| | * - session->auth.state == SSH_AUTH_STATE_KBDINT_SENT 628| | * or session->auth.state == SSH_AUTH_STATE_PUBKEY_AUTH_SENT 629| | * or session->auth.state == SSH_AUTH_STATE_PASSWORD_AUTH_SENT 630| | * or session->auth.state == SSH_AUTH_STATE_GSSAPI_MIC_SENT 631| | * or session->auth.state == SSH_AUTH_STATE_GSSAPI_KEYEX_MIC_SENT 632| | * or session->auth.state == SSH_AUTH_STATE_AUTH_NONE_SENT 633| | * 634| | * Transitions: 635| | * - session->auth.state = SSH_AUTH_STATE_SUCCESS 636| | * - session->session_state = SSH_SESSION_STATE_AUTHENTICATED 637| | * - session->flags |= SSH_SESSION_FLAG_AUTHENTICATED 638| | * - sessions->auth.current_method = SSH_AUTH_METHOD_UNKNOWN 639| | * */ 640| | 641| | /* If this is a server, reject the message */ 642| 1| if (session->server) { ------------------ | Branch (642:13): [True: 0, False: 1] ------------------ 643| 0| rc = SSH_PACKET_DENIED; 644| 0| break; 645| 0| } 646| | 647| 1| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (647:13): [True: 1, False: 0] ------------------ 648| 1| rc = SSH_PACKET_DENIED; 649| 1| break; 650| 1| } 651| | 652| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { ------------------ | Branch (652:13): [True: 0, False: 0] ------------------ 653| 0| rc = SSH_PACKET_DENIED; 654| 0| break; 655| 0| } 656| | 657| 0| if ((session->auth.state != SSH_AUTH_STATE_KBDINT_SENT) && ------------------ | Branch (657:13): [True: 0, False: 0] ------------------ 658| 0| (session->auth.state != SSH_AUTH_STATE_PUBKEY_AUTH_SENT) && ------------------ | Branch (658:13): [True: 0, False: 0] ------------------ 659| 0| (session->auth.state != SSH_AUTH_STATE_PASSWORD_AUTH_SENT) && ------------------ | Branch (659:13): [True: 0, False: 0] ------------------ 660| 0| (session->auth.state != SSH_AUTH_STATE_GSSAPI_MIC_SENT) && ------------------ | Branch (660:13): [True: 0, False: 0] ------------------ 661| 0| (session->auth.state != SSH_AUTH_STATE_GSSAPI_KEYEX_MIC_SENT) && ------------------ | Branch (661:13): [True: 0, False: 0] ------------------ 662| 0| (session->auth.state != SSH_AUTH_STATE_AUTH_NONE_SENT)) { ------------------ | Branch (662:13): [True: 0, False: 0] ------------------ 663| 0| rc = SSH_PACKET_DENIED; 664| 0| break; 665| 0| } 666| | 667| 0| rc = SSH_PACKET_ALLOWED; 668| 0| break; 669| 1| case SSH2_MSG_USERAUTH_BANNER: // 53 ------------------ | | 39| 1|#define SSH2_MSG_USERAUTH_BANNER 53 ------------------ | Branch (669:5): [True: 1, False: 82.7k] ------------------ 670| | /* 671| | * States required: 672| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 673| | * 674| | * Transitions: 675| | * - None 676| | * */ 677| | 678| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { ------------------ | Branch (678:13): [True: 1, False: 0] ------------------ 679| 1| rc = SSH_PACKET_DENIED; 680| 1| break; 681| 1| } 682| | 683| 0| rc = SSH_PACKET_ALLOWED; 684| 0| break; 685| 1| case SSH2_MSG_USERAUTH_PK_OK: // 60 ------------------ | | 40| 1|#define SSH2_MSG_USERAUTH_PK_OK 60 ------------------ | Branch (685:5): [True: 1, False: 82.7k] ------------------ 686| | // SSH2_MSG_USERAUTH_PASSWD_CHANGEREQ: // 60 687| | // SSH2_MSG_USERAUTH_INFO_REQUEST: // 60 688| | // SSH2_MSG_USERAUTH_GSSAPI_RESPONSE: // 60 689| | 690| | /* 691| | * States required: 692| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 693| | * - session->auth.state == SSH_AUTH_STATE_KBDINT_SENT 694| | * or 695| | * session->auth.state == SSH_AUTH_STATE_GSSAPI_REQUEST_SENT 696| | * or 697| | * session->auth.state == SSH_AUTH_STATE_PUBKEY_OFFER_SENT 698| | * 699| | * Transitions: 700| | * Depending on the current state, the message is treated 701| | * differently: 702| | * - session->auth.state == SSH_AUTH_STATE_KBDINT_SENT 703| | * - session->auth.state = SSH_AUTH_STATE_INFO 704| | * - session->auth.state == SSH_AUTH_STATE_GSSAPI_REQUEST_SENT 705| | * - session->auth.state = SSH_AUTH_STATE_GSSAPI_TOKEN 706| | * - session->auth.state == SSH_AUTH_STATE_PUBKEY_OFFER_SENT 707| | * - session->auth.state = SSH_AUTH_STATE_PK_OK 708| | * */ 709| | 710| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { ------------------ | Branch (710:13): [True: 1, False: 0] ------------------ 711| 1| rc = SSH_PACKET_DENIED; 712| 1| break; 713| 1| } 714| | 715| 0| if ((session->auth.state != SSH_AUTH_STATE_KBDINT_SENT) && ------------------ | Branch (715:13): [True: 0, False: 0] ------------------ 716| 0| (session->auth.state != SSH_AUTH_STATE_PUBKEY_OFFER_SENT) && ------------------ | Branch (716:13): [True: 0, False: 0] ------------------ 717| 0| (session->auth.state != SSH_AUTH_STATE_GSSAPI_REQUEST_SENT)) ------------------ | Branch (717:13): [True: 0, False: 0] ------------------ 718| 0| { 719| 0| rc = SSH_PACKET_DENIED; 720| 0| break; 721| 0| } 722| | 723| 0| rc = SSH_PACKET_ALLOWED; 724| 0| break; 725| 1| case SSH2_MSG_USERAUTH_INFO_RESPONSE: // 61 ------------------ | | 44| 1|#define SSH2_MSG_USERAUTH_INFO_RESPONSE 61 ------------------ | Branch (725:5): [True: 1, False: 82.7k] ------------------ 726| | // SSH2_MSG_USERAUTH_GSSAPI_TOKEN: // 61 727| | 728| | /* 729| | * States required: 730| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 731| | * - session_state->auth.state == SSH_SESSION_STATE_GSSAPI_TOKEN 732| | * or 733| | * session_state->auth.state == SSH_SESSION_STATE_INFO 734| | * 735| | * Transitions: 736| | * - None 737| | * */ 738| | 739| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { ------------------ | Branch (739:13): [True: 1, False: 0] ------------------ 740| 1| rc = SSH_PACKET_DENIED; 741| 1| break; 742| 1| } 743| | 744| 0| if ((session->auth.state != SSH_AUTH_STATE_INFO) && ------------------ | Branch (744:13): [True: 0, False: 0] ------------------ 745| 0| (session->auth.state != SSH_AUTH_STATE_GSSAPI_TOKEN)) ------------------ | Branch (745:13): [True: 0, False: 0] ------------------ 746| 0| { 747| 0| rc = SSH_PACKET_DENIED; 748| 0| break; 749| 0| } 750| | 751| 0| rc = SSH_PACKET_ALLOWED; 752| 0| break; 753| 0| case SSH2_MSG_USERAUTH_GSSAPI_EXCHANGE_COMPLETE: // 63 ------------------ | | 46| 0|#define SSH2_MSG_USERAUTH_GSSAPI_EXCHANGE_COMPLETE 63 ------------------ | Branch (753:5): [True: 0, False: 82.7k] ------------------ 754| | /* Server only */ 755| | /* 756| | * States required: 757| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 758| | * - session->gssapi->state == SSH_GSSAPI_STATE_RCV_MIC 759| | * 760| | * Transitions: 761| | * - None 762| | */ 763| |#ifdef WITH_GSSAPI 764| | if (session->client) { 765| | rc = SSH_PACKET_DENIED; 766| | break; 767| | } 768| | if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { 769| | rc = SSH_PACKET_DENIED; 770| | break; 771| | } 772| | if (session->gssapi == NULL) { 773| | rc = SSH_PACKET_DENIED; 774| | break; 775| | } 776| | if (session->gssapi->state != SSH_GSSAPI_STATE_RCV_MIC) { 777| | rc = SSH_PACKET_DENIED; 778| | break; 779| | } 780| | rc = SSH_PACKET_ALLOWED; 781| | break; 782| |#else 783| 0| rc = SSH_PACKET_DENIED; 784| 0| break; 785| 0|#endif /* WITH_GSSAPI */ 786| 4| case SSH2_MSG_USERAUTH_GSSAPI_ERROR: // 64 ------------------ | | 47| 4|#define SSH2_MSG_USERAUTH_GSSAPI_ERROR 64 ------------------ | Branch (786:5): [True: 4, False: 82.7k] ------------------ 787| | /* Client only */ 788| | /* 789| | * States required: 790| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 791| | * 792| | * Transitions: 793| | * - None 794| | */ 795| |#ifdef WITH_GSSAPI 796| | if (session->server) { 797| | rc = SSH_PACKET_DENIED; 798| | break; 799| | } 800| | if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { 801| | rc = SSH_PACKET_DENIED; 802| | break; 803| | } 804| | 805| | rc = SSH_PACKET_ALLOWED; 806| | break; 807| |#else 808| 4| rc = SSH_PACKET_DENIED; 809| 4| break; 810| 0|#endif /* WITH_GSSAPI */ 811| 0| case SSH2_MSG_USERAUTH_GSSAPI_ERRTOK: // 65 ------------------ | | 48| 0|#define SSH2_MSG_USERAUTH_GSSAPI_ERRTOK 65 ------------------ | Branch (811:5): [True: 0, False: 82.7k] ------------------ 812| | /* 813| | * States required: 814| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 815| | * 816| | * Transitions: 817| | * - None 818| | */ 819| |#ifdef WITH_GSSAPI 820| | if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { 821| | rc = SSH_PACKET_DENIED; 822| | break; 823| | } 824| | 825| | rc = SSH_PACKET_ALLOWED; 826| | break; 827| |#else 828| 0| rc = SSH_PACKET_DENIED; 829| 0| break; 830| 0|#endif /* WITH_GSSAPI */ 831| 0| case SSH2_MSG_USERAUTH_GSSAPI_MIC: // 66 ------------------ | | 49| 0|#define SSH2_MSG_USERAUTH_GSSAPI_MIC 66 ------------------ | Branch (831:5): [True: 0, False: 82.7k] ------------------ 832| | /* Server only */ 833| | 834| | /* 835| | * States required: 836| | * - session_state == SSH_SESSION_STATE_AUTHENTICATING 837| | * - session->gssapi->state == SSH_GSSAPI_STATE_RCV_MIC 838| | * 839| | * Transitions: 840| | * Depending on the result of the verification, the states are 841| | * changed: 842| | * - SSH_AUTH_SUCCESS: 843| | * - session->session_state = SSH_SESSION_STATE_AUTHENTICATED 844| | * - session->flags != SSH_SESSION_FLAG_AUTHENTICATED 845| | * - SSH_AUTH_PARTIAL: 846| | * - None 847| | * - any other case: 848| | * - None 849| | * */ 850| |#ifdef WITH_GSSAPI 851| | /* If this is a client, reject the message */ 852| | if (session->client) { 853| | rc = SSH_PACKET_DENIED; 854| | break; 855| | } 856| | 857| | if (session->dh_handshake_state != DH_STATE_FINISHED) { 858| | rc = SSH_PACKET_DENIED; 859| | break; 860| | } 861| | 862| | if (session->session_state != SSH_SESSION_STATE_AUTHENTICATING) { 863| | rc = SSH_PACKET_DENIED; 864| | break; 865| | } 866| | 867| | rc = SSH_PACKET_ALLOWED; 868| | break; 869| |#else 870| 0| rc = SSH_PACKET_DENIED; 871| 0| break; 872| 0|#endif /* WITH_GSSAPI */ 873| 0| case SSH2_MSG_GLOBAL_REQUEST: // 80 ------------------ | | 51| 0|#define SSH2_MSG_GLOBAL_REQUEST 80 ------------------ | Branch (873:5): [True: 0, False: 82.7k] ------------------ 874| | /* 875| | * States required: 876| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 877| | * 878| | * Transitions: 879| | * - None 880| | * */ 881| | 882| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (882:13): [True: 0, False: 0] ------------------ 883| 0| rc = SSH_PACKET_DENIED; 884| 0| break; 885| 0| } 886| | 887| 0| rc = SSH_PACKET_ALLOWED; 888| 0| break; 889| 2| case SSH2_MSG_REQUEST_SUCCESS: // 81 ------------------ | | 52| 2|#define SSH2_MSG_REQUEST_SUCCESS 81 ------------------ | Branch (889:5): [True: 2, False: 82.7k] ------------------ 890| | /* 891| | * States required: 892| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 893| | * 894| | * Transitions: 895| | * - From channel->request_state == SSH_CHANNEL_REQ_STATE_PENDING 896| | * - To channel->request_state = SSH_CHANNEL_REQ_STATE_ACCEPTED 897| | * 898| | * If not in a pending state, message is ignored in the callback handler. 899| | * */ 900| | 901| 2| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (901:13): [True: 2, False: 0] ------------------ 902| 2| rc = SSH_PACKET_DENIED; 903| 2| break; 904| 2| } 905| | 906| 0| rc = SSH_PACKET_ALLOWED; 907| 0| break; 908| 1| case SSH2_MSG_REQUEST_FAILURE: // 82 ------------------ | | 53| 1|#define SSH2_MSG_REQUEST_FAILURE 82 ------------------ | Branch (908:5): [True: 1, False: 82.7k] ------------------ 909| | /* 910| | * States required: 911| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 912| | * 913| | * Transitions: 914| | * - From channel->request_state == SSH_CHANNEL_REQ_STATE_PENDING 915| | * - To channel->request_state = SSH_CHANNEL_REQ_STATE_ACCEPTED 916| | * 917| | * If not in a pending state, message is ignored in the callback handler. 918| | * */ 919| | 920| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (920:13): [True: 1, False: 0] ------------------ 921| 1| rc = SSH_PACKET_DENIED; 922| 1| break; 923| 1| } 924| | 925| 0| rc = SSH_PACKET_ALLOWED; 926| 0| break; 927| 2| case SSH2_MSG_CHANNEL_OPEN: // 90 ------------------ | | 54| 2|#define SSH2_MSG_CHANNEL_OPEN 90 ------------------ | Branch (927:5): [True: 2, False: 82.7k] ------------------ 928| | /* 929| | * States required: 930| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 931| | * 932| | * Transitions: 933| | * - None 934| | * */ 935| | 936| 2| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (936:13): [True: 2, False: 0] ------------------ 937| 2| rc = SSH_PACKET_DENIED; 938| 2| break; 939| 2| } 940| | 941| 0| rc = SSH_PACKET_ALLOWED; 942| 0| break; 943| 1| case SSH2_MSG_CHANNEL_OPEN_CONFIRMATION: // 91 ------------------ | | 55| 1|#define SSH2_MSG_CHANNEL_OPEN_CONFIRMATION 91 ------------------ | Branch (943:5): [True: 1, False: 82.7k] ------------------ 944| | /* 945| | * States required: 946| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 947| | * 948| | * Transitions: 949| | * - channel->state = SSH_CHANNEL_STATE_OPEN 950| | * - channel->flags &= ~SSH_CHANNEL_FLAG_NOT_BOUND 951| | * */ 952| | 953| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (953:13): [True: 1, False: 0] ------------------ 954| 1| rc = SSH_PACKET_DENIED; 955| 1| break; 956| 1| } 957| | 958| 0| rc = SSH_PACKET_ALLOWED; 959| 0| break; 960| 0| case SSH2_MSG_CHANNEL_OPEN_FAILURE: // 92 ------------------ | | 56| 0|#define SSH2_MSG_CHANNEL_OPEN_FAILURE 92 ------------------ | Branch (960:5): [True: 0, False: 82.7k] ------------------ 961| | /* 962| | * States required: 963| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 964| | * 965| | * Transitions: 966| | * - channel->state = SSH_CHANNEL_STATE_OPEN_DENIED 967| | * */ 968| | 969| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (969:13): [True: 0, False: 0] ------------------ 970| 0| rc = SSH_PACKET_DENIED; 971| 0| break; 972| 0| } 973| | 974| 0| rc = SSH_PACKET_ALLOWED; 975| 0| break; 976| 2| case SSH2_MSG_CHANNEL_WINDOW_ADJUST: // 93 ------------------ | | 57| 2|#define SSH2_MSG_CHANNEL_WINDOW_ADJUST 93 ------------------ | Branch (976:5): [True: 2, False: 82.7k] ------------------ 977| | /* 978| | * States required: 979| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 980| | * 981| | * Transitions: 982| | * - None 983| | * */ 984| | 985| 2| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (985:13): [True: 2, False: 0] ------------------ 986| 2| rc = SSH_PACKET_DENIED; 987| 2| break; 988| 2| } 989| | 990| 0| rc = SSH_PACKET_ALLOWED; 991| 0| break; 992| 1| case SSH2_MSG_CHANNEL_DATA: // 94 ------------------ | | 58| 1|#define SSH2_MSG_CHANNEL_DATA 94 ------------------ | Branch (992:5): [True: 1, False: 82.7k] ------------------ 993| | /* 994| | * States required: 995| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 996| | * 997| | * Transitions: 998| | * - None 999| | * */ 1000| | 1001| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1001:13): [True: 1, False: 0] ------------------ 1002| 1| rc = SSH_PACKET_DENIED; 1003| 1| break; 1004| 1| } 1005| | 1006| 0| rc = SSH_PACKET_ALLOWED; 1007| 0| break; 1008| 0| case SSH2_MSG_CHANNEL_EXTENDED_DATA: // 95 ------------------ | | 59| 0|#define SSH2_MSG_CHANNEL_EXTENDED_DATA 95 ------------------ | Branch (1008:5): [True: 0, False: 82.7k] ------------------ 1009| | /* 1010| | * States required: 1011| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 1012| | * 1013| | * Transitions: 1014| | * - None 1015| | * */ 1016| | 1017| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1017:13): [True: 0, False: 0] ------------------ 1018| 0| rc = SSH_PACKET_DENIED; 1019| 0| break; 1020| 0| } 1021| | 1022| 0| rc = SSH_PACKET_ALLOWED; 1023| 0| break; 1024| 1| case SSH2_MSG_CHANNEL_EOF: // 96 ------------------ | | 60| 1|#define SSH2_MSG_CHANNEL_EOF 96 ------------------ | Branch (1024:5): [True: 1, False: 82.7k] ------------------ 1025| | /* 1026| | * States required: 1027| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 1028| | * 1029| | * Transitions: 1030| | * - None 1031| | * */ 1032| | 1033| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1033:13): [True: 1, False: 0] ------------------ 1034| 1| rc = SSH_PACKET_DENIED; 1035| 1| break; 1036| 1| } 1037| | 1038| 0| rc = SSH_PACKET_ALLOWED; 1039| 0| break; 1040| 0| case SSH2_MSG_CHANNEL_CLOSE: // 97 ------------------ | | 61| 0|#define SSH2_MSG_CHANNEL_CLOSE 97 ------------------ | Branch (1040:5): [True: 0, False: 82.7k] ------------------ 1041| | /* 1042| | * States required: 1043| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 1044| | * 1045| | * Transitions: 1046| | * - channel->state = SSH_CHANNEL_STATE_CLOSED 1047| | * - channel->flags |= SSH_CHANNEL_FLAG_CLOSED_REMOTE 1048| | * */ 1049| | 1050| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1050:13): [True: 0, False: 0] ------------------ 1051| 0| rc = SSH_PACKET_DENIED; 1052| 0| break; 1053| 0| } 1054| | 1055| 0| rc = SSH_PACKET_ALLOWED; 1056| 0| break; 1057| 0| case SSH2_MSG_CHANNEL_REQUEST: // 98 ------------------ | | 62| 0|#define SSH2_MSG_CHANNEL_REQUEST 98 ------------------ | Branch (1057:5): [True: 0, False: 82.7k] ------------------ 1058| | /* 1059| | * States required: 1060| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 1061| | * 1062| | * Transitions: 1063| | * - Depends on the request 1064| | * */ 1065| | 1066| 0| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1066:13): [True: 0, False: 0] ------------------ 1067| 0| rc = SSH_PACKET_DENIED; 1068| 0| break; 1069| 0| } 1070| | 1071| 0| rc = SSH_PACKET_ALLOWED; 1072| 0| break; 1073| 1| case SSH2_MSG_CHANNEL_SUCCESS: // 99 ------------------ | | 63| 1|#define SSH2_MSG_CHANNEL_SUCCESS 99 ------------------ | Branch (1073:5): [True: 1, False: 82.7k] ------------------ 1074| | /* 1075| | * States required: 1076| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 1077| | * 1078| | * Transitions: 1079| | * - From channel->request_state == SSH_CHANNEL_REQ_STATE_PENDING 1080| | * - To channel->request_state = SSH_CHANNEL_REQ_STATE_ACCEPTED 1081| | * 1082| | * If not in a pending state, message is ignored in the callback handler. 1083| | * */ 1084| | 1085| 1| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1085:13): [True: 1, False: 0] ------------------ 1086| 1| rc = SSH_PACKET_DENIED; 1087| 1| break; 1088| 1| } 1089| | 1090| 0| rc = SSH_PACKET_ALLOWED; 1091| 0| break; 1092| 3| case SSH2_MSG_CHANNEL_FAILURE: // 100 ------------------ | | 64| 3|#define SSH2_MSG_CHANNEL_FAILURE 100 ------------------ | Branch (1092:5): [True: 3, False: 82.7k] ------------------ 1093| | /* 1094| | * States required: 1095| | * - session_state == SSH_SESSION_STATE_AUTHENTICATED 1096| | * 1097| | * Transitions: 1098| | * - From channel->request_state == SSH_CHANNEL_REQ_STATE_PENDING 1099| | * - To channel->request_state = SSH_CHANNEL_REQ_STATE_ACCEPTED 1100| | * 1101| | * If not in a pending state, message is ignored in the callback handler. 1102| | * */ 1103| | 1104| 3| if (session->session_state != SSH_SESSION_STATE_AUTHENTICATED) { ------------------ | Branch (1104:13): [True: 3, False: 0] ------------------ 1105| 3| rc = SSH_PACKET_DENIED; 1106| 3| break; 1107| 3| } 1108| | 1109| 0| rc = SSH_PACKET_ALLOWED; 1110| 0| break; 1111| 7| case SSH2_MSG_PING: // 192 ------------------ | | 69| 7|#define SSH2_MSG_PING 192 ------------------ | Branch (1111:5): [True: 7, False: 82.7k] ------------------ 1112| 7| case SSH2_MSG_PONG: // 193 ------------------ | | 70| 7|#define SSH2_MSG_PONG 193 ------------------ | Branch (1112:5): [True: 0, False: 82.7k] ------------------ 1113| | /* 1114| | * Transport-level ping/pong messages. 1115| | * 1116| | * Always allow PING and PONG messages through the filter. 1117| | * State checking (auth/rekey) is handled in the packet handler itself, 1118| | * following OpenSSH's approach of treating these as implicit 1119| | * transport-level messages (like IGNORE and DEBUG). 1120| | * 1121| | * States required: 1122| | * - None (always allowed) 1123| | * 1124| | * Transitions: 1125| | * - None 1126| | */ 1127| 7| rc = SSH_PACKET_ALLOWED; 1128| 7| break; 1129| 46.6k| default: ------------------ | Branch (1129:5): [True: 46.6k, False: 36.1k] ------------------ 1130| | /* Unknown message, do not filter */ 1131| 46.6k| rc = SSH_PACKET_UNKNOWN; 1132| 46.6k| goto end; 1133| 82.7k| } 1134| | 1135| 82.7k|end: 1136| |#ifdef DEBUG_PACKET 1137| | if (rc == SSH_PACKET_DENIED) { 1138| | SSH_LOG(SSH_LOG_PACKET, "REJECTED packet type %d: ", 1139| | session->in_packet.type); 1140| | } 1141| | 1142| | if (rc == SSH_PACKET_UNKNOWN) { 1143| | SSH_LOG(SSH_LOG_PACKET, "UNKNOWN packet type %d", 1144| | session->in_packet.type); 1145| | } 1146| |#endif 1147| | 1148| 82.7k| return rc; 1149| 82.7k|} packet.c:ssh_packet_need_rekey: 1201| 131k|{ 1202| 131k| bool data_rekey_needed = false; 1203| 131k| struct ssh_crypto_struct *crypto = NULL; 1204| 131k| struct ssh_cipher_struct *out_cipher = NULL, *in_cipher = NULL; 1205| 131k| uint32_t next_blocks; 1206| | 1207| | /* We can safely rekey only in authenticated state */ 1208| 131k| if ((session->flags & SSH_SESSION_FLAG_AUTHENTICATED) == 0) { ------------------ | | 78| 131k|#define SSH_SESSION_FLAG_AUTHENTICATED 0x0002 ------------------ | Branch (1208:9): [True: 131k, False: 0] ------------------ 1209| 131k| return false; 1210| 131k| } 1211| | 1212| | /* Do not rekey if the rekey/key-exchange is in progress */ 1213| 0| if (session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (1213:9): [True: 0, False: 0] ------------------ 1214| 0| return false; 1215| 0| } 1216| | 1217| 0| crypto = ssh_packet_get_current_crypto(session, SSH_DIRECTION_BOTH); 1218| 0| if (crypto == NULL) { ------------------ | Branch (1218:9): [True: 0, False: 0] ------------------ 1219| 0| return false; 1220| 0| } 1221| | 1222| 0| out_cipher = crypto->out_cipher; 1223| 0| in_cipher = crypto->in_cipher; 1224| | 1225| | /* Make sure we can send at least something for very small limits */ 1226| 0| if ((out_cipher->packets == 0) && (in_cipher->packets == 0)) { ------------------ | Branch (1226:9): [True: 0, False: 0] | Branch (1226:39): [True: 0, False: 0] ------------------ 1227| 0| return false; 1228| 0| } 1229| | 1230| | /* Time based rekeying */ 1231| 0| if (session->opts.rekey_time != 0 && ------------------ | Branch (1231:9): [True: 0, False: 0] ------------------ 1232| 0| ssh_timeout_elapsed(&session->last_rekey_time, ------------------ | Branch (1232:9): [True: 0, False: 0] ------------------ 1233| 0| session->opts.rekey_time)) { 1234| 0| return true; 1235| 0| } 1236| | 1237| | /* RFC4344, Section 3.1 Recommends rekeying after 2^31 packets in either 1238| | * direction to avoid possible information leakage through the MAC tag 1239| | */ 1240| 0| if (out_cipher->packets > MAX_PACKETS || ------------------ | | 1197| 0|#define MAX_PACKETS (1UL<<31) ------------------ | Branch (1240:9): [True: 0, False: 0] ------------------ 1241| 0| in_cipher->packets > MAX_PACKETS) { ------------------ | | 1197| 0|#define MAX_PACKETS (1UL<<31) ------------------ | Branch (1241:9): [True: 0, False: 0] ------------------ 1242| 0| return true; 1243| 0| } 1244| | 1245| | /* Data-based rekeying: 1246| | * * For outgoing packets we can still delay them 1247| | * * Incoming packets need to be processed anyway, but we can 1248| | * signalize our intention to rekey 1249| | */ 1250| 0| next_blocks = payloadsize / out_cipher->blocksize; 1251| 0| data_rekey_needed = (out_cipher->max_blocks != 0 && ------------------ | Branch (1251:26): [True: 0, False: 0] ------------------ 1252| 0| out_cipher->blocks + next_blocks > out_cipher->max_blocks) || ------------------ | Branch (1252:26): [True: 0, False: 0] ------------------ 1253| 0| (in_cipher->max_blocks != 0 && ------------------ | Branch (1253:27): [True: 0, False: 0] ------------------ 1254| 0| in_cipher->blocks + next_blocks > in_cipher->max_blocks); ------------------ | Branch (1254:26): [True: 0, False: 0] ------------------ 1255| | 1256| 0| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1257| 0| "rekey: [data_rekey_needed=%d, out_blocks=%" PRIu64 ", in_blocks=%" PRIu64 "]", 1258| 0| data_rekey_needed, 1259| 0| out_cipher->blocks + next_blocks, 1260| 0| in_cipher->blocks + next_blocks); 1261| | 1262| 0| return data_rekey_needed; 1263| 0|} packet.c:ssh_packet_socket_controlflow_callback: 1653| 306|{ 1654| 306| ssh_session session = userdata; 1655| 306| struct ssh_iterator *it = NULL; 1656| 306| ssh_channel channel = NULL; 1657| | 1658| 306| if (code == SSH_SOCKET_FLOW_WRITEWONTBLOCK) { ------------------ | | 518| 306|#define SSH_SOCKET_FLOW_WRITEWONTBLOCK 2 ------------------ | Branch (1658:9): [True: 306, False: 0] ------------------ 1659| 306| SSH_LOG(SSH_LOG_TRACE, "sending channel_write_wontblock callback"); ------------------ | | 281| 306| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1660| | 1661| | /* the out pipe is empty so we can forward this to channels */ 1662| 306| it = ssh_list_get_iterator(session->channels); 1663| 306| while (it != NULL) { ------------------ | Branch (1663:16): [True: 0, False: 306] ------------------ 1664| 0| channel = ssh_iterator_value(ssh_channel, it); ------------------ | | 114| 0| ((type)((iterator)->data)) ------------------ 1665| | ssh_callbacks_execute_list(channel->callbacks, ------------------ | | 566| 0| do { \ | | 567| 0| struct ssh_iterator *i = ssh_list_get_iterator(list); \ | | 568| 0| cbtype cb; \ | | 569| 0| while (i != NULL){ \ | | ------------------ | | | Branch (569:16): [True: 0, False: 0] | | ------------------ | | 570| 0| cb = ssh_iterator_value(cbtype, i); \ | | ------------------ | | | | 114| 0| ((type)((iterator)->data)) | | ------------------ | | 571| 0| if (ssh_callbacks_exists(cb, c)) \ | | ------------------ | | | | 547| 0|#define ssh_callbacks_exists(p,c) (\ | | | | 548| 0| (p != NULL) && ( (char *)&((p)-> c) < (char *)(p) + (p)->size ) && \ | | | | ------------------ | | | | | Branch (548:3): [True: 0, False: 0] | | | | | Branch (548:18): [True: 0, False: 0] | | | | ------------------ | | | | 549| 0| ((p)-> c != NULL) \ | | | | ------------------ | | | | | Branch (549:3): [True: 0, False: 0] | | | | ------------------ | | | | 550| 0| ) | | ------------------ | | 572| 0| cb-> c (__VA_ARGS__, cb->userdata); \ | | 573| 0| i = i->next; \ | | 574| 0| } \ | | 575| 0| } while(0) | | ------------------ | | | Branch (575:13): [Folded, False: 0] | | ------------------ ------------------ 1666| 0| ssh_channel_callbacks, 1667| 0| channel_write_wontblock_function, 1668| 0| session, 1669| 0| channel, 1670| 0| channel->remote_window); 1671| 0| it = it->next; 1672| 0| } 1673| 306| } 1674| 306|} packet.c:ssh_packet_in_rekey: 2055| 48.8k|{ 2056| | /* We know we are rekeying if we are authenticated and the DH 2057| | * status is not finished, but we only queue packets until we've 2058| | * sent our NEWKEYS. 2059| | */ 2060| 48.8k| return (session->flags & SSH_SESSION_FLAG_AUTHENTICATED) && ------------------ | | 78| 48.8k|#define SSH_SESSION_FLAG_AUTHENTICATED 0x0002 ------------------ | Branch (2060:12): [True: 0, False: 48.8k] ------------------ 2061| 0| (session->dh_handshake_state != DH_STATE_FINISHED) && ------------------ | Branch (2061:12): [True: 0, False: 0] ------------------ 2062| 0| (session->dh_handshake_state != DH_STATE_NEWKEYS_SENT); ------------------ | Branch (2062:12): [True: 0, False: 0] ------------------ 2063| 48.8k|} packet.c:packet_send2: 1895| 48.8k|{ 1896| 48.8k| unsigned int blocksize = 8; 1897| 48.8k| unsigned int lenfield_blocksize = 0; 1898| 48.8k| enum ssh_hmac_e hmac_type; 1899| 48.8k| uint32_t currentlen = ssh_buffer_get_len(session->out_buffer); 1900| 48.8k| struct ssh_crypto_struct *crypto = NULL; 1901| 48.8k| unsigned char *hmac = NULL; 1902| 48.8k| uint8_t padding_data[32] = { 0 }; 1903| 48.8k| uint8_t padding_size; 1904| 48.8k| uint32_t finallen, payloadsize, compsize; 1905| 48.8k| uint8_t header[5] = {0}; 1906| 48.8k| uint8_t type, *payload; 1907| 48.8k| int rc = SSH_ERROR; ------------------ | | 317| 48.8k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1908| 48.8k| bool etm = false; 1909| 48.8k| int etm_packet_offset = 0; 1910| | 1911| 48.8k| crypto = ssh_packet_get_current_crypto(session, SSH_DIRECTION_OUT); 1912| 48.8k| if (crypto) { ------------------ | Branch (1912:9): [True: 5.10k, False: 43.7k] ------------------ 1913| 5.10k| blocksize = crypto->out_cipher->blocksize; 1914| 5.10k| lenfield_blocksize = crypto->out_cipher->lenfield_blocksize; 1915| 5.10k| hmac_type = crypto->out_hmac; 1916| 5.10k| etm = crypto->out_hmac_etm; 1917| 43.7k| } else { 1918| 43.7k| hmac_type = session->next_crypto->out_hmac; 1919| 43.7k| } 1920| | 1921| 48.8k| payload = (uint8_t *)ssh_buffer_get(session->out_buffer); 1922| 48.8k| type = payload[0]; /* type is the first byte of the packet now */ 1923| | 1924| 48.8k| payloadsize = currentlen; 1925| 48.8k| if (etm) { ------------------ | Branch (1925:9): [True: 0, False: 48.8k] ------------------ 1926| 0| etm_packet_offset = sizeof(uint32_t); 1927| 0| lenfield_blocksize = 0; 1928| 0| } 1929| | 1930| 48.8k| if (crypto != NULL && crypto->do_compress_out && ------------------ | Branch (1930:9): [True: 5.10k, False: 43.7k] | Branch (1930:27): [True: 0, False: 5.10k] ------------------ 1931| 0| ssh_buffer_get_len(session->out_buffer) > 0) { ------------------ | Branch (1931:9): [True: 0, False: 0] ------------------ 1932| 0| rc = compress_buffer(session,session->out_buffer); 1933| 0| if (rc < 0) { ------------------ | Branch (1933:13): [True: 0, False: 0] ------------------ 1934| 0| goto error; 1935| 0| } 1936| 0| currentlen = ssh_buffer_get_len(session->out_buffer); 1937| 0| } 1938| 48.8k| compsize = currentlen; 1939| | /* compressed payload + packet len (4) + padding_size len (1) */ 1940| | /* totallen - lenfield_blocksize - etm_packet_offset must be equal to 0 (mod blocksize) */ 1941| 48.8k| padding_size = (blocksize - ((blocksize - lenfield_blocksize - etm_packet_offset + currentlen + 5) % blocksize)); 1942| 48.8k| if (padding_size < 4) { ------------------ | Branch (1942:9): [True: 99, False: 48.7k] ------------------ 1943| 99| padding_size += blocksize; 1944| 99| } 1945| | 1946| 48.8k| if (crypto != NULL) { ------------------ | Branch (1946:9): [True: 5.10k, False: 43.7k] ------------------ 1947| 5.10k| int ok; 1948| | 1949| 5.10k| ok = ssh_get_random(padding_data, padding_size, 0); 1950| 5.10k| if (!ok) { ------------------ | Branch (1950:13): [True: 0, False: 5.10k] ------------------ 1951| 0| ssh_set_error(session, SSH_FATAL, "PRNG error"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1952| 0| goto error; 1953| 0| } 1954| 5.10k| } 1955| | 1956| 48.8k| finallen = currentlen - etm_packet_offset + padding_size + 1; 1957| | 1958| 48.8k| PUSH_BE_U32(header, 0, finallen); ------------------ | | 89| 48.8k| (PUSH_BE_U16((data), (pos), (uint16_t)(((uint32_t)(val)) >> 16)), PUSH_BE_U16((data), (pos) + 2, (uint16_t)((val) & 0xffff))) | | ------------------ | | | | 86| 48.8k| (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 48.8k| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 48.8k| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | | | (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 48.8k| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 48.8k| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | ------------------ | | (PUSH_BE_U16((data), (pos), (uint16_t)(((uint32_t)(val)) >> 16)), PUSH_BE_U16((data), (pos) + 2, (uint16_t)((val) & 0xffff))) | | ------------------ | | | | 86| 48.8k| (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 48.8k| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 48.8k| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | | | (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 48.8k| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 48.8k| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1959| 48.8k| PUSH_BE_U8(header, 4, padding_size); ------------------ | | 83| 48.8k| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | ------------------ | | | | 31| 48.8k| (((uint8_t *)(data))[(pos)]) | | ------------------ ------------------ 1960| | 1961| 48.8k| rc = ssh_buffer_prepend_data(session->out_buffer, 1962| 48.8k| header, 1963| 48.8k| sizeof(header)); 1964| 48.8k| if (rc < 0) { ------------------ | Branch (1964:9): [True: 0, False: 48.8k] ------------------ 1965| 0| goto error; 1966| 0| } 1967| | 1968| 48.8k| rc = ssh_buffer_add_data(session->out_buffer, padding_data, padding_size); 1969| 48.8k| if (rc < 0) { ------------------ | Branch (1969:9): [True: 0, False: 48.8k] ------------------ 1970| 0| goto error; 1971| 0| } 1972| | 1973| 48.8k|#ifdef WITH_PCAP 1974| 48.8k| if (session->pcap_ctx != NULL) { ------------------ | Branch (1974:9): [True: 0, False: 48.8k] ------------------ 1975| 0| ssh_pcap_context_write(session->pcap_ctx, 1976| 0| SSH_PCAP_DIR_OUT, 1977| 0| ssh_buffer_get(session->out_buffer), 1978| 0| ssh_buffer_get_len(session->out_buffer), 1979| 0| ssh_buffer_get_len(session->out_buffer)); 1980| 0| } 1981| 48.8k|#endif 1982| | 1983| 48.8k| hmac = ssh_packet_encrypt(session, 1984| 48.8k| ssh_buffer_get(session->out_buffer), 1985| 48.8k| ssh_buffer_get_len(session->out_buffer)); 1986| | /* XXX This returns null before switching on crypto, with none MAC 1987| | * and on various errors. 1988| | * We should distinguish between these cases to avoid hiding errors. */ 1989| 48.8k| if (hmac != NULL) { ------------------ | Branch (1989:9): [True: 5.10k, False: 43.7k] ------------------ 1990| 5.10k| rc = ssh_buffer_add_data(session->out_buffer, 1991| 5.10k| hmac, 1992| 5.10k| (uint32_t)hmac_digest_len(hmac_type)); 1993| 5.10k| if (rc < 0) { ------------------ | Branch (1993:13): [True: 0, False: 5.10k] ------------------ 1994| 0| goto error; 1995| 0| } 1996| 5.10k| } 1997| | 1998| 48.8k| rc = ssh_packet_write(session); 1999| 48.8k| if (rc == SSH_ERROR) { ------------------ | | 317| 48.8k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1999:9): [True: 0, False: 48.8k] ------------------ 2000| 0| goto error; 2001| 0| } 2002| 48.8k| session->send_seq++; 2003| 48.8k| if (crypto != NULL) { ------------------ | Branch (2003:9): [True: 5.10k, False: 43.7k] ------------------ 2004| 5.10k| struct ssh_cipher_struct *cipher = NULL; 2005| | 2006| 5.10k| cipher = crypto->out_cipher; 2007| 5.10k| cipher->packets++; 2008| 5.10k| cipher->blocks += payloadsize / cipher->blocksize; 2009| 5.10k| } 2010| 48.8k| if (session->raw_counter != NULL) { ------------------ | Branch (2010:9): [True: 0, False: 48.8k] ------------------ 2011| 0| session->raw_counter->out_bytes += payloadsize; 2012| 0| session->raw_counter->out_packets++; 2013| 0| } 2014| | 2015| 48.8k| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 48.8k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2016| 48.8k| "packet: wrote [type=%u, len=%" PRIu32 ", padding_size=%hhd, comp=%" PRIu32 ", " 2017| 48.8k| "payload=%" PRIu32 "]", 2018| 48.8k| type, 2019| 48.8k| finallen, 2020| 48.8k| padding_size, 2021| 48.8k| compsize, 2022| 48.8k| payloadsize); 2023| | 2024| 48.8k| rc = ssh_buffer_reinit(session->out_buffer); 2025| 48.8k| if (rc < 0) { ------------------ | Branch (2025:9): [True: 0, False: 48.8k] ------------------ 2026| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2027| 0| goto error; 2028| 0| } 2029| | 2030| | /* We sent the NEWKEYS so any further packet needs to be encrypted 2031| | * with the new keys. We can not switch both directions (need to decrypt 2032| | * peer NEWKEYS) and we do not want to wait for the peer NEWKEYS 2033| | * too, so we will switch only the OUT direction now. 2034| | */ 2035| 48.8k| if (type == SSH2_MSG_NEWKEYS) { ------------------ | | 13| 48.8k|#define SSH2_MSG_NEWKEYS 21 ------------------ | Branch (2035:9): [True: 95, False: 48.7k] ------------------ 2036| 95| rc = ssh_packet_set_newkeys(session, SSH_DIRECTION_OUT); 2037| 95| } 2038| 48.8k|error: 2039| 48.8k| return rc; /* SSH_OK, AGAIN or ERROR */ 2040| 48.8k|} packet.c:ssh_packet_write: 1884| 48.8k|static int ssh_packet_write(ssh_session session) { 1885| 48.8k| int rc = SSH_ERROR; ------------------ | | 317| 48.8k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1886| | 1887| 48.8k| rc=ssh_socket_write(session->socket, 1888| 48.8k| ssh_buffer_get(session->out_buffer), 1889| 48.8k| ssh_buffer_get_len(session->out_buffer)); 1890| | 1891| 48.8k| return rc; 1892| 48.8k|} packet.c:ssh_init_rekey_state: 2240| 190|{ 2241| | /* Reset the counters: should be NOOP */ 2242| 190| cipher->packets = 0; 2243| 190| cipher->blocks = 0; 2244| | 2245| | /* Default rekey limits for ciphers as specified in RFC4344, Section 3.2 */ 2246| 190| if (cipher->blocksize >= 16) { ------------------ | Branch (2246:9): [True: 0, False: 190] ------------------ 2247| | /* For larger block size (L bits) use maximum of 2**(L/4) blocks */ 2248| 0| cipher->max_blocks = (uint64_t)1 << (cipher->blocksize*2); 2249| 190| } else { 2250| | /* For smaller blocks use limit of 1 GB as recommended in RFC4253 */ 2251| 190| cipher->max_blocks = ((uint64_t)1 << 30) / cipher->blocksize; 2252| 190| } 2253| | /* If we have limit provided by user, use the smaller one */ 2254| 190| if (session->opts.rekey_data != 0) { ------------------ | Branch (2254:9): [True: 0, False: 190] ------------------ 2255| 0| cipher->max_blocks = MIN(cipher->max_blocks, ------------------ | | 365| 0|#define MIN(a,b) ((a) < (b) ? (a) : (b)) | | ------------------ | | | Branch (365:19): [True: 0, False: 0] | | ------------------ ------------------ 2256| 0| session->opts.rekey_data / cipher->blocksize); 2257| 0| } 2258| | 2259| 190| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 190| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2260| 190| "Set rekey after %" PRIu64 " blocks", 2261| 190| cipher->max_blocks); 2262| 190|} ssh_packet_disconnect_callback: 53| 5|{ 54| 5| int rc; 55| 5| uint32_t code = 0; 56| 5| char *error = NULL; 57| 5| ssh_string error_s = NULL; 58| | 59| 5| (void)user; 60| 5| (void)type; 61| | 62| 5| rc = ssh_buffer_get_u32(packet, &code); 63| 5| if (rc != 0) { ------------------ | Branch (63:9): [True: 4, False: 1] ------------------ 64| 4| code = ntohl(code); 65| 4| } 66| | 67| 5| error_s = ssh_buffer_get_ssh_string(packet); 68| 5| if (error_s != NULL) { ------------------ | Branch (68:9): [True: 2, False: 3] ------------------ 69| 2| error = ssh_string_to_char(error_s); 70| 2| SSH_STRING_FREE(error_s); ------------------ | | 915| 2| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 2, False: 0] | | | Branch (915:69): [Folded, False: 2] | | ------------------ ------------------ 71| 2| } 72| | 73| 5| if (error != NULL) { ------------------ | Branch (73:9): [True: 2, False: 3] ------------------ 74| 2| session->peer_discon_msg = strdup(error); 75| 2| } 76| | 77| 5| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 10| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 2, False: 3] | | ------------------ ------------------ 78| 5| "Received SSH_MSG_DISCONNECT %" PRIu32 ":%s", 79| 5| code, 80| 5| error != NULL ? error : "no error"); 81| 5| ssh_set_error(session, ------------------ | | 311| 10| _ssh_set_error(error, code, __func__, __VA_ARGS__) | | ------------------ | | | Branch (311:43): [True: 2, False: 3] | | ------------------ ------------------ 82| 5| SSH_FATAL, 83| 5| "Received SSH_MSG_DISCONNECT: %" PRIu32 ":%s", 84| 5| code, 85| 5| error != NULL ? error : "no error"); 86| 5| SAFE_FREE(error); ------------------ | | 373| 5|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 2, False: 3] | | | Branch (373:71): [Folded, False: 5] | | ------------------ ------------------ 87| | 88| 5| ssh_session_socket_close(session); 89| | /* correctly handle disconnect during authorization */ 90| 5| session->auth.state = SSH_AUTH_STATE_FAILED; 91| | 92| | /* TODO: handle a graceful disconnect */ 93| 5| return SSH_PACKET_USED; ------------------ | | 637| 5|#define SSH_PACKET_USED 1 ------------------ 94| 5|} ssh_packet_ignore_callback: 102| 279|{ 103| 279| (void)session; /* unused */ 104| 279| (void)user; 105| 279| (void)type; 106| 279| (void)packet; 107| | 108| 279| SSH_LOG(SSH_LOG_DEBUG, "Received SSH_MSG_IGNORE packet"); ------------------ | | 281| 279| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 109| | 110| 279| return SSH_PACKET_USED; ------------------ | | 637| 279|#define SSH_PACKET_USED 1 ------------------ 111| 279|} ssh_packet_debug_callback: 119| 33.7k|{ 120| 33.7k| uint8_t always_display = -1; 121| 33.7k| char *message = NULL; 122| 33.7k| int rc; 123| | 124| 33.7k| (void)session; /* unused */ 125| 33.7k| (void)type; 126| 33.7k| (void)user; 127| | 128| 33.7k| rc = ssh_buffer_unpack(packet, "bs", &always_display, &message); ------------------ | | 60| 33.7k| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 33.7k| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 33.7k| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 33.7k|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 33.7k| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 33.7k| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 33.7k|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 129| 33.7k| if (rc != SSH_OK) { ------------------ | | 316| 33.7k|#define SSH_OK 0 /* No error */ ------------------ | Branch (129:9): [True: 28.6k, False: 5.07k] ------------------ 130| 28.6k| SSH_LOG(SSH_LOG_PACKET, "Error reading debug message"); ------------------ | | 281| 28.6k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 131| 28.6k| return SSH_PACKET_USED; ------------------ | | 637| 28.6k|#define SSH_PACKET_USED 1 ------------------ 132| 28.6k| } 133| 5.07k| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 10.1k| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 5.06k, False: 14] | | ------------------ ------------------ 134| 5.07k| "Received SSH_MSG_DEBUG packet with message %s%s", 135| 5.07k| message, 136| 5.07k| always_display != 0 ? " (always display)" : ""); 137| 5.07k| SAFE_FREE(message); ------------------ | | 373| 5.07k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 5.07k, False: 0] | | | Branch (373:71): [Folded, False: 5.07k] | | ------------------ ------------------ 138| | 139| 5.07k| return SSH_PACKET_USED; ------------------ | | 637| 5.07k|#define SSH_PACKET_USED 1 ------------------ 140| 33.7k|} ssh_packet_newkeys: 143| 62|{ 144| 62| ssh_string sig_blob = NULL; 145| 62| ssh_signature sig = NULL; 146| 62| int rc; 147| | 148| 62| (void)packet; 149| 62| (void)user; 150| 62| (void)type; 151| | 152| 62| SSH_LOG(SSH_LOG_DEBUG, "Received SSH_MSG_NEWKEYS"); ------------------ | | 281| 62| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 153| | 154| 62| if (session->session_state != SSH_SESSION_STATE_DH || ------------------ | Branch (154:9): [True: 0, False: 62] ------------------ 155| 62| session->dh_handshake_state != DH_STATE_NEWKEYS_SENT) { ------------------ | Branch (155:9): [True: 0, False: 62] ------------------ 156| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 157| 0| SSH_FATAL, 158| 0| "ssh_packet_newkeys called in wrong state : %d:%d", 159| 0| session->session_state, 160| 0| session->dh_handshake_state); 161| 0| goto error; 162| 0| } 163| | 164| 62| if (session->flags & SSH_SESSION_FLAG_KEX_STRICT) { ------------------ | | 90| 62|#define SSH_SESSION_FLAG_KEX_STRICT 0x0010 ------------------ | Branch (164:9): [True: 14, False: 48] ------------------ 165| | /* reset packet sequence number when running in strict kex mode */ 166| 14| session->recv_seq = 0; 167| | /* Check that we aren't tainted */ 168| 14| if (session->flags & SSH_SESSION_FLAG_KEX_TAINTED) { ------------------ | | 92| 14|#define SSH_SESSION_FLAG_KEX_TAINTED 0x0020 ------------------ | Branch (168:13): [True: 0, False: 14] ------------------ 169| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 170| 0| SSH_FATAL, 171| 0| "Received unexpected packets in strict KEX mode."); 172| 0| goto error; 173| 0| } 174| 14| } 175| | 176| 62| if (session->server) { ------------------ | Branch (176:9): [True: 0, False: 62] ------------------ 177| | /* server things are done in server.c */ 178| 0| session->dh_handshake_state=DH_STATE_FINISHED; 179| 62| } else { 180| |#ifdef WITH_GSSAPI 181| | if (ssh_kex_is_gss(session->next_crypto)) { 182| | OM_uint32 maj_stat, min_stat; 183| | gss_buffer_desc mic = GSS_C_EMPTY_BUFFER, msg = GSS_C_EMPTY_BUFFER; 184| | 185| | if (session->gssapi == NULL || session->gssapi->ctx == NULL) { 186| | ssh_set_error(session, SSH_FATAL, "GSSAPI context not initialized"); 187| | goto error; 188| | } 189| | 190| | if (session->gssapi_key_exchange_mic == NULL) { 191| | ssh_set_error(session, 192| | SSH_FATAL, 193| | "GSSAPI mic not set"); 194| | goto error; 195| | } 196| | 197| | mic.length = ssh_string_len(session->gssapi_key_exchange_mic); 198| | mic.value = ssh_string_data(session->gssapi_key_exchange_mic); 199| | 200| | msg.length = session->next_crypto->digest_len; 201| | msg.value = session->next_crypto->secret_hash; 202| | 203| | maj_stat = gss_verify_mic(&min_stat, 204| | session->gssapi->ctx, 205| | &msg, 206| | &mic, 207| | NULL); 208| | if (maj_stat != GSS_S_COMPLETE) { 209| | ssh_set_error(session, 210| | SSH_FATAL, 211| | "Failed to verify mic after GSSAPI Key Exchange"); 212| | goto error; 213| | } 214| | SSH_STRING_FREE(session->gssapi_key_exchange_mic); 215| | } else 216| |#endif 217| 62| { 218| 62| ssh_key server_key = NULL; 219| | 220| | /* client */ 221| | 222| | /* Verify the host's signature. FIXME do it sooner */ 223| 62| sig_blob = session->next_crypto->dh_server_signature; 224| 62| session->next_crypto->dh_server_signature = NULL; 225| | 226| | /* get the server public key */ 227| 62| server_key = ssh_dh_get_next_server_publickey(session); 228| 62| if (server_key == NULL) { ------------------ | Branch (228:17): [True: 0, False: 62] ------------------ 229| 0| goto error; 230| 0| } 231| | 232| 62| rc = ssh_pki_import_signature_blob(sig_blob, server_key, &sig); 233| 62| ssh_string_burn(sig_blob); 234| 62| SSH_STRING_FREE(sig_blob); ------------------ | | 915| 62| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 62, False: 0] | | | Branch (915:69): [Folded, False: 62] | | ------------------ ------------------ 235| 62| if (rc != SSH_OK) { ------------------ | | 316| 62|#define SSH_OK 0 /* No error */ ------------------ | Branch (235:17): [True: 53, False: 9] ------------------ 236| 53| goto error; 237| 53| } 238| | 239| | /* Check if signature from server matches user preferences */ 240| 9| if (session->opts.wanted_methods[SSH_HOSTKEYS]) { ------------------ | Branch (240:17): [True: 0, False: 9] ------------------ 241| 0| rc = match_group(session->opts.wanted_methods[SSH_HOSTKEYS], 242| 0| sig->type_c); 243| 0| if (rc == 0) { ------------------ | Branch (243:21): [True: 0, False: 0] ------------------ 244| 0| ssh_set_error( ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 245| 0| session, 246| 0| SSH_FATAL, 247| 0| "Public key from server (%s) doesn't match user " 248| 0| "preference (%s)", 249| 0| sig->type_c, 250| 0| session->opts.wanted_methods[SSH_HOSTKEYS]); 251| 0| goto error; 252| 0| } 253| 0| } 254| | 255| 9| rc = ssh_pki_signature_verify(session, 256| 9| sig, 257| 9| server_key, 258| 9| session->next_crypto->secret_hash, 259| 9| session->next_crypto->digest_len); 260| 9| SSH_SIGNATURE_FREE(sig); ------------------ | | 161| 9| do { ssh_signature_free(x); x = NULL; } while(0) | | ------------------ | | | Branch (161:51): [Folded, False: 9] | | ------------------ ------------------ 261| 9| if (rc == SSH_ERROR) { ------------------ | | 317| 9|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (261:17): [True: 9, False: 0] ------------------ 262| 9| ssh_set_error(session, ------------------ | | 311| 9| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 263| 9| SSH_FATAL, 264| 9| "Failed to verify server hostkey signature"); 265| 9| goto error; 266| 9| } 267| 9| } 268| 0| SSH_LOG(SSH_LOG_DEBUG, "Signature verified and valid"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 269| | 270| | /* When receiving this packet, we switch on the incoming crypto. */ 271| 0| rc = ssh_packet_set_newkeys(session, SSH_DIRECTION_IN); 272| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (272:13): [True: 0, False: 0] ------------------ 273| 0| goto error; 274| 0| } 275| 0| } 276| 0| session->dh_handshake_state = DH_STATE_FINISHED; 277| 0| session->ssh_connection_callback(session); 278| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 279| | 280| 62|error: 281| |#ifdef WITH_GSSAPI 282| | SSH_STRING_FREE(session->gssapi_key_exchange_mic); 283| |#endif 284| 62| SSH_SIGNATURE_FREE(sig); ------------------ | | 161| 62| do { ssh_signature_free(x); x = NULL; } while(0) | | ------------------ | | | Branch (161:51): [Folded, False: 62] | | ------------------ ------------------ 285| 62| ssh_string_burn(sig_blob); 286| 62| SSH_STRING_FREE(sig_blob); ------------------ | | 915| 62| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 62] | | | Branch (915:69): [Folded, False: 62] | | ------------------ ------------------ 287| 62| session->session_state = SSH_SESSION_STATE_ERROR; 288| 62| return SSH_PACKET_USED; ------------------ | | 637| 62|#define SSH_PACKET_USED 1 ------------------ 289| 62|} ssh_packet_ping: 388| 7|{ 389| 7| int rc; 390| 7| ssh_string payload = NULL; 391| | 392| 7| (void)type; 393| 7| (void)user; 394| | 395| 7| SSH_LOG(SSH_LOG_PACKET, "Received SSH2_MSG_PING"); ------------------ | | 281| 7| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 396| | 397| | /* Drop PING before the initial key exchange completes. During rekeying, 398| | * ssh_packet_send() queues the PONG response automatically via out_queue. 399| | */ 400| 7| if (!(session->flags & SSH_SESSION_FLAG_AUTHENTICATED) && ------------------ | | 78| 7|#define SSH_SESSION_FLAG_AUTHENTICATED 0x0002 ------------------ | Branch (400:9): [True: 7, False: 0] ------------------ 401| 7| session->dh_handshake_state != DH_STATE_FINISHED) { ------------------ | Branch (401:9): [True: 7, False: 0] ------------------ 402| 7| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 7| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 403| 7| "Ignoring PING before initial key exchange is complete"); 404| 7| return SSH_PACKET_USED; ------------------ | | 637| 7|#define SSH_PACKET_USED 1 ------------------ 405| 7| } 406| | 407| 0| payload = ssh_buffer_get_ssh_string(packet); 408| 0| if (payload == NULL) { ------------------ | Branch (408:9): [True: 0, False: 0] ------------------ 409| 0| SSH_LOG(SSH_LOG_PACKET, "SSH2_MSG_PING: missing string payload"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 410| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 411| 0| SSH_FATAL, 412| 0| "SSH2_MSG_PING: missing string payload"); 413| 0| session->session_state = SSH_SESSION_STATE_ERROR; 414| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 415| 0| } 416| | 417| 0| if (ssh_buffer_get_len(packet) != 0) { ------------------ | Branch (417:9): [True: 0, False: 0] ------------------ 418| 0| SSH_LOG(SSH_LOG_PACKET, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 419| 0| "SSH2_MSG_PING: unexpected trailing data after payload"); 420| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 421| 0| SSH_FATAL, 422| 0| "SSH2_MSG_PING: unexpected trailing data after payload"); 423| 0| session->session_state = SSH_SESSION_STATE_ERROR; 424| 0| SSH_STRING_FREE(payload); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 425| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 426| 0| } 427| | 428| 0| rc = ssh_buffer_pack(session->out_buffer, "bS", SSH2_MSG_PONG, payload); ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 429| 0| SSH_STRING_FREE(payload); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 430| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (430:9): [True: 0, False: 0] ------------------ 431| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 432| 0| ssh_buffer_reinit(session->out_buffer); 433| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 434| 0| } 435| | 436| 0| rc = ssh_packet_send(session); 437| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (437:9): [True: 0, False: 0] ------------------ 438| 0| SSH_LOG(SSH_LOG_PACKET, "Failed to send SSH2_MSG_PONG"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 439| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 440| 0| } 441| | 442| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 443| 0|} ssh_packet_decrypt_len: 55| 82.8k|{ 56| 82.8k| struct ssh_crypto_struct *crypto = NULL; 57| 82.8k| uint32_t decrypted; 58| 82.8k| int rc; 59| | 60| 82.8k| crypto = ssh_packet_get_current_crypto(session, SSH_DIRECTION_IN); 61| 82.8k| if (crypto != NULL) { ------------------ | Branch (61:9): [True: 0, False: 82.8k] ------------------ 62| 0| if (crypto->in_cipher->aead_decrypt_length != NULL) { ------------------ | Branch (62:13): [True: 0, False: 0] ------------------ 63| 0| rc = crypto->in_cipher->aead_decrypt_length( 64| 0| crypto->in_cipher, source, destination, 65| 0| crypto->in_cipher->lenfield_blocksize, 66| 0| session->recv_seq); 67| 0| } else { 68| 0| rc = ssh_packet_decrypt( 69| 0| session, 70| 0| destination, 71| 0| source, 72| 0| 0, 73| 0| crypto->in_cipher->blocksize); 74| 0| } 75| 0| if (rc < 0) { ------------------ | Branch (75:13): [True: 0, False: 0] ------------------ 76| 0| return 0; 77| 0| } 78| 82.8k| } else { 79| 82.8k| memcpy(destination, source, 8); 80| 82.8k| } 81| 82.8k| memcpy(&decrypted,destination,sizeof(decrypted)); 82| | 83| | return ntohl(decrypted); 84| 82.8k|} ssh_packet_encrypt: 134| 48.8k|{ 135| 48.8k| struct ssh_crypto_struct *crypto = NULL; 136| 48.8k| struct ssh_cipher_struct *cipher = NULL; 137| 48.8k| HMACCTX ctx = NULL; 138| 48.8k| char *out = NULL; 139| 48.8k| int etm_packet_offset = 0, rc; 140| 48.8k| unsigned int blocksize; 141| 48.8k| size_t finallen = DIGEST_MAX_LEN; ------------------ | | 56| 48.8k|#define DIGEST_MAX_LEN 64 ------------------ 142| 48.8k| uint32_t seq, lenfield_blocksize; 143| 48.8k| enum ssh_hmac_e type; 144| 48.8k| bool etm; 145| | 146| 48.8k| assert(len); ------------------ | Branch (146:3): [True: 0, False: 48.8k] | Branch (146:3): [True: 48.8k, False: 0] ------------------ 147| | 148| 48.8k| crypto = ssh_packet_get_current_crypto(session, SSH_DIRECTION_OUT); 149| 48.8k| if (crypto == NULL) { ------------------ | Branch (149:7): [True: 43.7k, False: 5.10k] ------------------ 150| 43.7k| return NULL; /* nothing to do here */ 151| 43.7k| } 152| | 153| 5.10k| blocksize = crypto->out_cipher->blocksize; 154| 5.10k| lenfield_blocksize = crypto->out_cipher->lenfield_blocksize; 155| | 156| 5.10k| type = crypto->out_hmac; 157| 5.10k| etm = crypto->out_hmac_etm; 158| | 159| 5.10k| if (etm) { ------------------ | Branch (159:7): [True: 0, False: 5.10k] ------------------ 160| 0| etm_packet_offset = sizeof(uint32_t); 161| 0| } 162| | 163| 5.10k| if ((len - lenfield_blocksize - etm_packet_offset) % blocksize != 0) { ------------------ | Branch (163:7): [True: 0, False: 5.10k] ------------------ 164| 0| ssh_set_error(session, SSH_FATAL, "Cryptographic functions must be set" ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 165| 0| " on at least one blocksize (received %zu)", len); 166| 0| return NULL; 167| 0| } 168| 5.10k| out = calloc(1, len); 169| 5.10k| if (out == NULL) { ------------------ | Branch (169:7): [True: 0, False: 5.10k] ------------------ 170| 0| return NULL; 171| 0| } 172| | 173| 5.10k| seq = ntohl(session->send_seq); 174| 5.10k| cipher = crypto->out_cipher; 175| | 176| 5.10k| if (cipher->aead_encrypt != NULL) { ------------------ | Branch (176:7): [True: 0, False: 5.10k] ------------------ 177| 0| cipher->aead_encrypt(cipher, data, out, len, 178| 0| crypto->hmacbuf, session->send_seq); 179| 0| memcpy(data, out, len); 180| 5.10k| } else { 181| 5.10k| if (type != SSH_HMAC_NONE) { ------------------ | Branch (181:11): [True: 0, False: 5.10k] ------------------ 182| 0| ctx = hmac_init(crypto->encryptMAC, hmac_digest_len(type), type); 183| 0| if (ctx == NULL) { ------------------ | Branch (183:15): [True: 0, False: 0] ------------------ 184| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 185| 0| return NULL; 186| 0| } 187| | 188| 0| if (!etm) { ------------------ | Branch (188:15): [True: 0, False: 0] ------------------ 189| 0| rc = hmac_update(ctx, (unsigned char *)&seq, sizeof(uint32_t)); 190| 0| if (rc != 1) { ------------------ | Branch (190:19): [True: 0, False: 0] ------------------ 191| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 192| 0| return NULL; 193| 0| } 194| 0| rc = hmac_update(ctx, data, len); 195| 0| if (rc != 1) { ------------------ | Branch (195:19): [True: 0, False: 0] ------------------ 196| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 197| 0| return NULL; 198| 0| } 199| 0| rc = hmac_final(ctx, crypto->hmacbuf, &finallen); 200| 0| if (rc != 1) { ------------------ | Branch (200:19): [True: 0, False: 0] ------------------ 201| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 202| 0| return NULL; 203| 0| } 204| 0| } 205| 0| } 206| | 207| 5.10k| cipher->encrypt(cipher, (uint8_t*)data + etm_packet_offset, out, len - etm_packet_offset); 208| 5.10k| memcpy((uint8_t*)data + etm_packet_offset, out, len - etm_packet_offset); 209| | 210| 5.10k| if (type != SSH_HMAC_NONE) { ------------------ | Branch (210:11): [True: 0, False: 5.10k] ------------------ 211| 0| if (etm) { ------------------ | Branch (211:15): [True: 0, False: 0] ------------------ 212| 0| PUSH_BE_U32(data, 0, len - etm_packet_offset); ------------------ | | 89| 0| (PUSH_BE_U16((data), (pos), (uint16_t)(((uint32_t)(val)) >> 16)), PUSH_BE_U16((data), (pos) + 2, (uint16_t)((val) & 0xffff))) | | ------------------ | | | | 86| 0| (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 0| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 0| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | | | (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 0| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 0| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | ------------------ | | (PUSH_BE_U16((data), (pos), (uint16_t)(((uint32_t)(val)) >> 16)), PUSH_BE_U16((data), (pos) + 2, (uint16_t)((val) & 0xffff))) | | ------------------ | | | | 86| 0| (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 0| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 0| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | | | (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) | | | | ------------------ | | | | | | 83| 0| (_DATA_BYTE(data, pos) = ((uint8_t)(val))) | | | | | | ------------------ | | | | | | | | 31| 0| (((uint8_t *)(data))[(pos)]) | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 213| 0| rc = hmac_update(ctx, (unsigned char *)&seq, sizeof(uint32_t)); 214| 0| if (rc != 1) { ------------------ | Branch (214:19): [True: 0, False: 0] ------------------ 215| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 216| 0| return NULL; 217| 0| } 218| 0| rc = hmac_update(ctx, data, len); 219| 0| if (rc != 1) { ------------------ | Branch (219:19): [True: 0, False: 0] ------------------ 220| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 221| 0| return NULL; 222| 0| } 223| 0| rc = hmac_final(ctx, crypto->hmacbuf, &finallen); 224| 0| if (rc != 1) { ------------------ | Branch (224:19): [True: 0, False: 0] ------------------ 225| 0| SAFE_FREE(out); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 226| 0| return NULL; 227| 0| } 228| 0| } 229| |#ifdef DEBUG_CRYPTO 230| | ssh_log_hexdump("mac: ", data, len); 231| | if (finallen != hmac_digest_len(type)) { 232| | printf("Final len is %zu\n", finallen); 233| | } 234| | ssh_log_hexdump("Packet hmac", crypto->hmacbuf, hmac_digest_len(type)); 235| |#endif 236| 0| } 237| 5.10k| } 238| 5.10k| ssh_burn(out, len); ------------------ | | 388| 5.10k|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 239| 5.10k| SAFE_FREE(out); ------------------ | | 373| 5.10k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 5.10k, False: 0] | | | Branch (373:71): [Folded, False: 5.10k] | | ------------------ ------------------ 240| | 241| 5.10k| return crypto->hmacbuf; 242| 5.10k|} ssh_key_new: 113| 135|{ 114| 135| ssh_key ptr = malloc (sizeof (struct ssh_key_struct)); 115| 135| if (ptr == NULL) { ------------------ | Branch (115:9): [True: 0, False: 135] ------------------ 116| 0| return NULL; 117| 0| } 118| 135| ZERO_STRUCTP(ptr); ------------------ | | 379| 135|#define ZERO_STRUCTP(x) do { if ((x) != NULL) memset((x), 0, sizeof(*(x))); } while(0) | | ------------------ | | | Branch (379:34): [True: 135, False: 0] | | | Branch (379:85): [Folded, False: 135] | | ------------------ ------------------ 119| 135| return ptr; 120| 135|} ssh_key_clean: 222| 135|{ 223| 135| if (key == NULL) ------------------ | Branch (223:9): [True: 0, False: 135] ------------------ 224| 0| return; 225| | 226| 135| pki_key_clean(key); 227| | 228| |#ifndef HAVE_LIBCRYPTO 229| | if (key->ed25519_privkey != NULL) { 230| | ssh_burn(key->ed25519_privkey, sizeof(ed25519_privkey)); 231| | SAFE_FREE(key->ed25519_privkey); 232| | } 233| | SAFE_FREE(key->ed25519_pubkey); 234| |#endif /* HAVE_LIBCRYPTO */ 235| 135| if (key->cert != NULL) { ------------------ | Branch (235:9): [True: 11, False: 124] ------------------ 236| 11| SSH_BUFFER_FREE(key->cert); ------------------ | | 957| 11| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 11, False: 0] | | | Branch (957:69): [Folded, False: 11] | | ------------------ ------------------ 237| 11| } 238| 135| if (is_sk_key_type(key->type)) { ------------------ | | 153| 135| ((kt) == SSH_KEYTYPE_SK_ECDSA || (kt) == SSH_KEYTYPE_SK_ED25519 || \ | | ------------------ | | | Branch (153:6): [True: 9, False: 126] | | | Branch (153:38): [True: 4, False: 122] | | ------------------ | | 154| 135| (kt) == SSH_KEYTYPE_SK_ECDSA_CERT01 || \ | | ------------------ | | | Branch (154:6): [True: 1, False: 121] | | ------------------ | | 155| 135| (kt) == SSH_KEYTYPE_SK_ED25519_CERT01) | | ------------------ | | | Branch (155:6): [True: 6, False: 115] | | ------------------ ------------------ 239| 20| ssh_string_burn(key->sk_application); 240| 20| ssh_string_free(key->sk_application); 241| 20| ssh_string_burn(key->sk_key_handle); 242| 20| ssh_string_free(key->sk_key_handle); 243| 20| ssh_string_burn(key->sk_reserved); 244| 20| ssh_string_free(key->sk_reserved); 245| 20| ssh_string_burn(key->sk_user_id); 246| 20| ssh_string_free(key->sk_user_id); 247| 20| key->sk_flags = 0; 248| 20| } 249| 135| key->cert_type = SSH_KEYTYPE_UNKNOWN; 250| 135| key->flags = SSH_KEY_FLAG_EMPTY; ------------------ | | 53| 135|#define SSH_KEY_FLAG_EMPTY 0x0 ------------------ 251| 135| key->type = SSH_KEYTYPE_UNKNOWN; 252| 135| key->ecdsa_nid = 0; 253| | key->type_c = NULL; 254| 135|} ssh_key_free: 261| 3.99k|{ 262| 3.99k| if (key) { ------------------ | Branch (262:9): [True: 135, False: 3.85k] ------------------ 263| 135| ssh_key_clean(key); 264| | SAFE_FREE(key); ------------------ | | 373| 135|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 135, False: 0] | | | Branch (373:71): [Folded, False: 135] | | ------------------ ------------------ 265| 135| } 266| 3.99k|} ssh_key_type: 280| 9|{ 281| 9| if (key == NULL) { ------------------ | Branch (281:9): [True: 0, False: 9] ------------------ 282| 0| return SSH_KEYTYPE_UNKNOWN; 283| 0| } 284| 9| return key->type; 285| 9|} ssh_key_signature_to_char: 367| 9|{ 368| 9| switch (type) { 369| 9| case SSH_KEYTYPE_RSA: ------------------ | Branch (369:5): [True: 9, False: 0] ------------------ 370| 9| switch (hash_type) { 371| 2| case SSH_DIGEST_SHA256: ------------------ | Branch (371:9): [True: 2, False: 7] ------------------ 372| 2| return "rsa-sha2-256"; 373| 3| case SSH_DIGEST_SHA512: ------------------ | Branch (373:9): [True: 3, False: 6] ------------------ 374| 3| return "rsa-sha2-512"; 375| 4| case SSH_DIGEST_SHA1: ------------------ | Branch (375:9): [True: 4, False: 5] ------------------ 376| 4| case SSH_DIGEST_AUTO: ------------------ | Branch (376:9): [True: 0, False: 9] ------------------ 377| 4| return "ssh-rsa"; 378| 0| default: ------------------ | Branch (378:9): [True: 0, False: 9] ------------------ 379| 0| return NULL; 380| 9| } 381| 0| break; 382| 0| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (382:5): [True: 0, False: 9] ------------------ 383| 0| switch (hash_type) { 384| 0| case SSH_DIGEST_SHA256: ------------------ | Branch (384:9): [True: 0, False: 0] ------------------ 385| 0| return "rsa-sha2-256-cert-v01@openssh.com"; 386| 0| case SSH_DIGEST_SHA512: ------------------ | Branch (386:9): [True: 0, False: 0] ------------------ 387| 0| return "rsa-sha2-512-cert-v01@openssh.com"; 388| 0| case SSH_DIGEST_SHA1: ------------------ | Branch (388:9): [True: 0, False: 0] ------------------ 389| 0| case SSH_DIGEST_AUTO: ------------------ | Branch (389:9): [True: 0, False: 0] ------------------ 390| 0| return "ssh-rsa-cert-v01@openssh.com"; 391| 0| default: ------------------ | Branch (391:9): [True: 0, False: 0] ------------------ 392| 0| return NULL; 393| 0| } 394| 0| break; 395| 0| default: ------------------ | Branch (395:5): [True: 0, False: 9] ------------------ 396| 0| return ssh_key_type_to_char(type); 397| 9| } 398| | 399| | /* We should never reach this */ 400| 0| return NULL; 401| 9|} ssh_key_type_to_char: 410| 162|const char *ssh_key_type_to_char(enum ssh_keytypes_e type) { 411| 162| switch (type) { ------------------ | Branch (411:11): [True: 162, False: 0] ------------------ 412| 101| case SSH_KEYTYPE_RSA: ------------------ | Branch (412:5): [True: 101, False: 61] ------------------ 413| 101| return "ssh-rsa"; 414| 0| case SSH_KEYTYPE_ECDSA: ------------------ | Branch (414:5): [True: 0, False: 162] ------------------ 415| 0| return "ssh-ecdsa"; /* deprecated. invalid value */ 416| 3| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (416:5): [True: 3, False: 159] ------------------ 417| 3| return "ecdsa-sha2-nistp256"; 418| 0| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (418:5): [True: 0, False: 162] ------------------ 419| 0| return "ecdsa-sha2-nistp384"; 420| 2| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (420:5): [True: 2, False: 160] ------------------ 421| 2| return "ecdsa-sha2-nistp521"; 422| 9| case SSH_KEYTYPE_ED25519: ------------------ | Branch (422:5): [True: 9, False: 153] ------------------ 423| 9| return "ssh-ed25519"; 424| 4| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (424:5): [True: 4, False: 158] ------------------ 425| 4| return "ssh-rsa-cert-v01@openssh.com"; 426| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (426:5): [True: 0, False: 162] ------------------ 427| 0| return "ecdsa-sha2-nistp256-cert-v01@openssh.com"; 428| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (428:5): [True: 0, False: 162] ------------------ 429| 0| return "ecdsa-sha2-nistp384-cert-v01@openssh.com"; 430| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (430:5): [True: 0, False: 162] ------------------ 431| 0| return "ecdsa-sha2-nistp521-cert-v01@openssh.com"; 432| 3| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (432:5): [True: 3, False: 159] ------------------ 433| 3| return "ssh-ed25519-cert-v01@openssh.com"; 434| 11| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (434:5): [True: 11, False: 151] ------------------ 435| 11| return "sk-ecdsa-sha2-nistp256@openssh.com"; 436| 10| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (436:5): [True: 10, False: 152] ------------------ 437| 10| return "sk-ssh-ed25519@openssh.com"; 438| 9| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (438:5): [True: 9, False: 153] ------------------ 439| 9| return "sk-ecdsa-sha2-nistp256-cert-v01@openssh.com"; 440| 10| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (440:5): [True: 10, False: 152] ------------------ 441| 10| return "sk-ssh-ed25519-cert-v01@openssh.com"; 442| 0| case SSH_KEYTYPE_DSS: /* deprecated */ ------------------ | Branch (442:5): [True: 0, False: 162] ------------------ 443| 0| case SSH_KEYTYPE_RSA1: ------------------ | Branch (443:5): [True: 0, False: 162] ------------------ 444| 0| case SSH_KEYTYPE_DSS_CERT01: /* deprecated */ ------------------ | Branch (444:5): [True: 0, False: 162] ------------------ 445| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (445:5): [True: 0, False: 162] ------------------ 446| 0| return NULL; 447| 162| } 448| | 449| | /* We should never reach this */ 450| 0| return NULL; 451| 162|} ssh_key_type_and_hash_from_signature_name: 472| 61|{ 473| 61| size_t len; 474| | 475| 61| if (name == NULL || type == NULL || hash_type == NULL) { ------------------ | Branch (475:9): [True: 0, False: 61] | Branch (475:25): [True: 0, False: 61] | Branch (475:41): [True: 0, False: 61] ------------------ 476| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 477| 0| } 478| | 479| 61| len = strlen(name); 480| | 481| 61| if (len == 7 && strcmp(name, "ssh-rsa") == 0) { ------------------ | Branch (481:9): [True: 7, False: 54] | Branch (481:21): [True: 4, False: 3] ------------------ 482| 4| *type = SSH_KEYTYPE_RSA; 483| 4| *hash_type = SSH_DIGEST_SHA1; 484| 4| return SSH_OK; ------------------ | | 316| 4|#define SSH_OK 0 /* No error */ ------------------ 485| 4| } 486| | 487| 57| if (len == 11 && strcmp(name, "ssh-ed25519") == 0) { ------------------ | Branch (487:9): [True: 2, False: 55] | Branch (487:22): [True: 0, False: 2] ------------------ 488| 0| *type = SSH_KEYTYPE_ED25519; 489| 0| *hash_type = SSH_DIGEST_AUTO; 490| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 491| 0| } 492| | 493| 57| if (len == 12) { ------------------ | Branch (493:9): [True: 11, False: 46] ------------------ 494| 11| if (strcmp(name, "rsa-sha2-256") == 0) { ------------------ | Branch (494:13): [True: 2, False: 9] ------------------ 495| 2| *type = SSH_KEYTYPE_RSA; 496| 2| *hash_type = SSH_DIGEST_SHA256; 497| 2| return SSH_OK; ------------------ | | 316| 2|#define SSH_OK 0 /* No error */ ------------------ 498| 2| } 499| 9| if (strcmp(name, "rsa-sha2-512") == 0) { ------------------ | Branch (499:13): [True: 3, False: 6] ------------------ 500| 3| *type = SSH_KEYTYPE_RSA; 501| 3| *hash_type = SSH_DIGEST_SHA512; 502| 3| return SSH_OK; ------------------ | | 316| 3|#define SSH_OK 0 /* No error */ ------------------ 503| 3| } 504| 9| } 505| | 506| 52| if (len == 19) { ------------------ | Branch (506:9): [True: 5, False: 47] ------------------ 507| 5| if (strcmp(name, "ecdsa-sha2-nistp256") == 0) { ------------------ | Branch (507:13): [True: 0, False: 5] ------------------ 508| 0| *type = SSH_KEYTYPE_ECDSA_P256; 509| 0| *hash_type = SSH_DIGEST_SHA256; 510| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 511| 0| } 512| 5| if (strcmp(name, "ecdsa-sha2-nistp384") == 0) { ------------------ | Branch (512:13): [True: 0, False: 5] ------------------ 513| 0| *type = SSH_KEYTYPE_ECDSA_P384; 514| 0| *hash_type = SSH_DIGEST_SHA384; 515| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 516| 0| } 517| | 518| 5| if (strcmp(name, "ecdsa-sha2-nistp521") == 0) { ------------------ | Branch (518:13): [True: 1, False: 4] ------------------ 519| 1| *type = SSH_KEYTYPE_ECDSA_P521; 520| 1| *hash_type = SSH_DIGEST_SHA512; 521| 1| return SSH_OK; ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ 522| 1| } 523| 5| } 524| | 525| 51| if (len == 26 && strcmp(name, "sk-ssh-ed25519@openssh.com") == 0) { ------------------ | Branch (525:9): [True: 5, False: 46] | Branch (525:22): [True: 0, False: 5] ------------------ 526| 0| *type = SSH_KEYTYPE_SK_ED25519; 527| 0| *hash_type = SSH_DIGEST_AUTO; 528| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 529| 0| } 530| | 531| 51| if (len == 28 && strcmp(name, "ssh-rsa-cert-v01@openssh.com") == 0) { ------------------ | Branch (531:9): [True: 3, False: 48] | Branch (531:22): [True: 0, False: 3] ------------------ 532| 0| *type = SSH_KEYTYPE_RSA_CERT01; 533| 0| *hash_type = SSH_DIGEST_SHA1; 534| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 535| 0| } 536| | 537| 51| if (len == 32 && strcmp(name, "ssh-ed25519-cert-v01@openssh.com") == 0) { ------------------ | Branch (537:9): [True: 3, False: 48] | Branch (537:22): [True: 0, False: 3] ------------------ 538| 0| *type = SSH_KEYTYPE_ED25519_CERT01; 539| 0| *hash_type = SSH_DIGEST_AUTO; 540| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 541| 0| } 542| | 543| 51| if (len == 33) { ------------------ | Branch (543:9): [True: 6, False: 45] ------------------ 544| 6| if (strcmp(name, "rsa-sha2-256-cert-v01@openssh.com") == 0) { ------------------ | Branch (544:13): [True: 1, False: 5] ------------------ 545| 1| *type = SSH_KEYTYPE_RSA_CERT01; 546| 1| *hash_type = SSH_DIGEST_SHA256; 547| 1| return SSH_OK; ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ 548| 1| } 549| 5| if (strcmp(name, "rsa-sha2-512-cert-v01@openssh.com") == 0) { ------------------ | Branch (549:13): [True: 0, False: 5] ------------------ 550| 0| *type = SSH_KEYTYPE_RSA_CERT01; 551| 0| *hash_type = SSH_DIGEST_SHA512; 552| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 553| 0| } 554| 5| } 555| | 556| 50| if (len == 34 && strcmp(name, "sk-ecdsa-sha2-nistp256@openssh.com") == 0) { ------------------ | Branch (556:9): [True: 3, False: 47] | Branch (556:22): [True: 0, False: 3] ------------------ 557| 0| *type = SSH_KEYTYPE_SK_ECDSA; 558| 0| *hash_type = SSH_DIGEST_SHA256; 559| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 560| 0| } 561| | 562| 50| if (len == 40) { ------------------ | Branch (562:9): [True: 12, False: 38] ------------------ 563| 12| if (strcmp(name, "ecdsa-sha2-nistp256-cert-v01@openssh.com") == 0) { ------------------ | Branch (563:13): [True: 1, False: 11] ------------------ 564| 1| *type = SSH_KEYTYPE_ECDSA_P256_CERT01; 565| 1| *hash_type = SSH_DIGEST_SHA256; 566| 1| return SSH_OK; ------------------ | | 316| 1|#define SSH_OK 0 /* No error */ ------------------ 567| 1| } 568| 11| if (strcmp(name, "ecdsa-sha2-nistp384-cert-v01@openssh.com") == 0) { ------------------ | Branch (568:13): [True: 0, False: 11] ------------------ 569| 0| *type = SSH_KEYTYPE_ECDSA_P384_CERT01; 570| 0| *hash_type = SSH_DIGEST_SHA384; 571| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 572| 0| } 573| 11| if (strcmp(name, "ecdsa-sha2-nistp521-cert-v01@openssh.com") == 0) { ------------------ | Branch (573:13): [True: 0, False: 11] ------------------ 574| 0| *type = SSH_KEYTYPE_ECDSA_P521_CERT01; 575| 0| *hash_type = SSH_DIGEST_SHA512; 576| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 577| 0| } 578| 11| } 579| | 580| 49| SSH_LOG(SSH_LOG_TRACE, "Unknown signature name %s", name); ------------------ | | 281| 49| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 581| 49| return SSH_ERROR; ------------------ | | 317| 49|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 582| 50|} ssh_key_size_allowed_rsa: 624| 9|{ 625| 9| int key_size = ssh_key_size(key); 626| | 627| 9| if (min_size < RSA_MIN_KEY_SIZE) { ------------------ | | 49| 9|#define RSA_MIN_KEY_SIZE 1024 ------------------ | Branch (627:9): [True: 9, False: 0] ------------------ 628| 9| if (ssh_fips_mode()) { ------------------ | | 115| 9|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 9] | | ------------------ ------------------ 629| 0| min_size = RSA_MIN_FIPS_KEY_SIZE; ------------------ | | 50| 0|#define RSA_MIN_FIPS_KEY_SIZE 2048 ------------------ 630| 9| } else { 631| 9| min_size = RSA_MIN_KEY_SIZE; ------------------ | | 49| 9|#define RSA_MIN_KEY_SIZE 1024 ------------------ 632| 9| } 633| 9| } 634| 9| return (key_size >= min_size); 635| 9|} ssh_key_size_allowed: 646| 9|{ 647| 9| int min_size = 0; 648| | 649| 9| switch (ssh_key_type(key)) { 650| 9| case SSH_KEYTYPE_RSA: ------------------ | Branch (650:5): [True: 9, False: 0] ------------------ 651| 9| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (651:5): [True: 0, False: 9] ------------------ 652| 9| min_size = session->opts.rsa_min_size; 653| 9| return ssh_key_size_allowed_rsa(min_size, key); 654| 0| default: ------------------ | Branch (654:5): [True: 0, False: 9] ------------------ 655| | return true; 656| 9| } 657| 9|} ssh_key_type_from_name: 808| 220|{ 809| 220| if (name == NULL) { ------------------ | Branch (809:9): [True: 0, False: 220] ------------------ 810| 0| return SSH_KEYTYPE_UNKNOWN; 811| 0| } 812| | 813| 220| if (strcmp(name, "rsa") == 0) { ------------------ | Branch (813:9): [True: 1, False: 219] ------------------ 814| 1| return SSH_KEYTYPE_RSA; 815| 219| } else if (strcmp(name, "ssh-rsa") == 0) { ------------------ | Branch (815:16): [True: 97, False: 122] ------------------ 816| 97| return SSH_KEYTYPE_RSA; 817| 122| } else if (strcmp(name, "ssh-ecdsa") == 0 ------------------ | Branch (817:16): [True: 1, False: 121] ------------------ 818| 121| || strcmp(name, "ecdsa") == 0 ------------------ | Branch (818:16): [True: 2, False: 119] ------------------ 819| 119| || strcmp(name, "ecdsa-sha2-nistp256") == 0) { ------------------ | Branch (819:16): [True: 0, False: 119] ------------------ 820| 3| return SSH_KEYTYPE_ECDSA_P256; 821| 119| } else if (strcmp(name, "ecdsa-sha2-nistp384") == 0) { ------------------ | Branch (821:16): [True: 0, False: 119] ------------------ 822| 0| return SSH_KEYTYPE_ECDSA_P384; 823| 119| } else if (strcmp(name, "ecdsa-sha2-nistp521") == 0) { ------------------ | Branch (823:16): [True: 2, False: 117] ------------------ 824| 2| return SSH_KEYTYPE_ECDSA_P521; 825| 117| } else if (strcmp(name, "ssh-ed25519") == 0){ ------------------ | Branch (825:16): [True: 6, False: 111] ------------------ 826| 6| return SSH_KEYTYPE_ED25519; 827| 111| } else if (strcmp(name, "ssh-rsa-cert-v01@openssh.com") == 0) { ------------------ | Branch (827:16): [True: 4, False: 107] ------------------ 828| 4| return SSH_KEYTYPE_RSA_CERT01; 829| 107| } else if (strcmp(name, "ecdsa-sha2-nistp256-cert-v01@openssh.com") == 0) { ------------------ | Branch (829:16): [True: 0, False: 107] ------------------ 830| 0| return SSH_KEYTYPE_ECDSA_P256_CERT01; 831| 107| } else if (strcmp(name, "ecdsa-sha2-nistp384-cert-v01@openssh.com") == 0) { ------------------ | Branch (831:16): [True: 0, False: 107] ------------------ 832| 0| return SSH_KEYTYPE_ECDSA_P384_CERT01; 833| 107| } else if (strcmp(name, "ecdsa-sha2-nistp521-cert-v01@openssh.com") == 0) { ------------------ | Branch (833:16): [True: 0, False: 107] ------------------ 834| 0| return SSH_KEYTYPE_ECDSA_P521_CERT01; 835| 107| } else if (strcmp(name, "ssh-ed25519-cert-v01@openssh.com") == 0) { ------------------ | Branch (835:16): [True: 3, False: 104] ------------------ 836| 3| return SSH_KEYTYPE_ED25519_CERT01; 837| 104| } else if(strcmp(name, "sk-ecdsa-sha2-nistp256@openssh.com") == 0) { ------------------ | Branch (837:15): [True: 1, False: 103] ------------------ 838| 1| return SSH_KEYTYPE_SK_ECDSA; 839| 103| } else if(strcmp(name, "sk-ecdsa-sha2-nistp256-cert-v01@openssh.com") == 0) { ------------------ | Branch (839:15): [True: 9, False: 94] ------------------ 840| 9| return SSH_KEYTYPE_SK_ECDSA_CERT01; 841| 94| } else if(strcmp(name, "sk-ssh-ed25519@openssh.com") == 0) { ------------------ | Branch (841:15): [True: 0, False: 94] ------------------ 842| 0| return SSH_KEYTYPE_SK_ED25519; 843| 94| } else if(strcmp(name, "sk-ssh-ed25519-cert-v01@openssh.com") == 0) { ------------------ | Branch (843:15): [True: 10, False: 84] ------------------ 844| 10| return SSH_KEYTYPE_SK_ED25519_CERT01; 845| 10| } 846| | 847| 84| return SSH_KEYTYPE_UNKNOWN; 848| 220|} ssh_key_type_plain: 858| 20|{ 859| 20| switch (type) { 860| 0| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (860:9): [True: 0, False: 20] ------------------ 861| 0| return SSH_KEYTYPE_RSA; 862| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (862:9): [True: 0, False: 20] ------------------ 863| 0| return SSH_KEYTYPE_ECDSA_P256; 864| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (864:9): [True: 0, False: 20] ------------------ 865| 0| return SSH_KEYTYPE_ECDSA_P384; 866| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (866:9): [True: 0, False: 20] ------------------ 867| 0| return SSH_KEYTYPE_ECDSA_P521; 868| 0| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (868:9): [True: 0, False: 20] ------------------ 869| 0| return SSH_KEYTYPE_ED25519; 870| 0| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (870:9): [True: 0, False: 20] ------------------ 871| 0| return SSH_KEYTYPE_SK_ECDSA; 872| 0| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (872:9): [True: 0, False: 20] ------------------ 873| 0| return SSH_KEYTYPE_SK_ED25519; 874| 20| default: ------------------ | Branch (874:9): [True: 20, False: 0] ------------------ 875| 20| return type; 876| 20| } 877| 20|} ssh_key_is_private: 902| 6|int ssh_key_is_private(const ssh_key k) { 903| 6| if (k == NULL) { ------------------ | Branch (903:9): [True: 0, False: 6] ------------------ 904| 0| return 0; 905| 0| } 906| | 907| 6| return (k->flags & SSH_KEY_FLAG_PRIVATE) == SSH_KEY_FLAG_PRIVATE; ------------------ | | 55| 6|#define SSH_KEY_FLAG_PRIVATE 0x0002 ------------------ return (k->flags & SSH_KEY_FLAG_PRIVATE) == SSH_KEY_FLAG_PRIVATE; ------------------ | | 55| 6|#define SSH_KEY_FLAG_PRIVATE 0x0002 ------------------ 908| 6|} ssh_signature_new: 997| 9|{ 998| 9| struct ssh_signature_struct *sig = NULL; 999| | 1000| 9| sig = calloc(1, sizeof(struct ssh_signature_struct)); 1001| 9| if (sig == NULL) { ------------------ | Branch (1001:9): [True: 0, False: 9] ------------------ 1002| 0| return NULL; 1003| 0| } 1004| | 1005| 9| return sig; 1006| 9|} ssh_signature_free: 1009| 71|{ 1010| 71| if (sig == NULL) { ------------------ | Branch (1010:9): [True: 62, False: 9] ------------------ 1011| 62| return; 1012| 62| } 1013| | 1014| 9| switch(sig->type) { ------------------ | Branch (1014:12): [True: 9, False: 0] ------------------ 1015| 9| case SSH_KEYTYPE_RSA: ------------------ | Branch (1015:9): [True: 9, False: 0] ------------------ 1016| |#ifdef HAVE_LIBMBEDCRYPTO 1017| | SAFE_FREE(sig->rsa_sig); 1018| |#endif /* HAVE_LIBMBEDCRYPTO */ 1019| 9| break; 1020| 0| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (1020:9): [True: 0, False: 9] ------------------ 1021| 0| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (1021:9): [True: 0, False: 9] ------------------ 1022| 0| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (1022:9): [True: 0, False: 9] ------------------ 1023| 0| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (1023:9): [True: 0, False: 9] ------------------ 1024| |#ifdef HAVE_GCRYPT_ECC 1025| | gcry_sexp_release(sig->ecdsa_sig); 1026| |#elif defined HAVE_LIBMBEDCRYPTO 1027| | bignum_safe_free(sig->ecdsa_sig.r); 1028| | bignum_safe_free(sig->ecdsa_sig.s); 1029| |#endif /* HAVE_GCRYPT_ECC */ 1030| 0| break; 1031| 0| case SSH_KEYTYPE_ED25519: ------------------ | Branch (1031:9): [True: 0, False: 9] ------------------ 1032| 0| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (1032:9): [True: 0, False: 9] ------------------ 1033| |#ifndef HAVE_LIBCRYPTO 1034| | /* When using OpenSSL, the signature is stored in sig->raw_sig */ 1035| | SAFE_FREE(sig->ed25519_sig); 1036| |#endif /* HAVE_LIBCRYPTO */ 1037| 0| break; 1038| 0| case SSH_KEYTYPE_DSS: /* deprecated */ ------------------ | Branch (1038:9): [True: 0, False: 9] ------------------ 1039| 0| case SSH_KEYTYPE_DSS_CERT01: /* deprecated */ ------------------ | Branch (1039:9): [True: 0, False: 9] ------------------ 1040| 0| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (1040:9): [True: 0, False: 9] ------------------ 1041| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (1041:9): [True: 0, False: 9] ------------------ 1042| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (1042:9): [True: 0, False: 9] ------------------ 1043| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (1043:9): [True: 0, False: 9] ------------------ 1044| 0| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (1044:9): [True: 0, False: 9] ------------------ 1045| 0| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (1045:9): [True: 0, False: 9] ------------------ 1046| 0| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (1046:9): [True: 0, False: 9] ------------------ 1047| 0| case SSH_KEYTYPE_RSA1: ------------------ | Branch (1047:9): [True: 0, False: 9] ------------------ 1048| 0| case SSH_KEYTYPE_ECDSA: ------------------ | Branch (1048:9): [True: 0, False: 9] ------------------ 1049| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (1049:9): [True: 0, False: 9] ------------------ 1050| 0| break; 1051| 9| } 1052| | 1053| | /* Explicitly zero the signature content before free */ 1054| 9| ssh_string_burn(sig->raw_sig); 1055| 9| SSH_STRING_FREE(sig->raw_sig); ------------------ | | 915| 9| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 9, False: 0] | | | Branch (915:69): [Folded, False: 9] | | ------------------ ------------------ 1056| | SAFE_FREE(sig); ------------------ | | 373| 9|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 9, False: 0] | | | Branch (373:71): [Folded, False: 9] | | ------------------ ------------------ 1057| 9|} ssh_pki_import_pubkey_blob: 2027| 221|{ 2028| 221| ssh_buffer buffer = NULL; 2029| 221| ssh_string type_s = NULL; 2030| 221| enum ssh_keytypes_e type; 2031| 221| int rc; 2032| | 2033| 221| if (key_blob == NULL || pkey == NULL) { ------------------ | Branch (2033:9): [True: 0, False: 221] | Branch (2033:29): [True: 0, False: 221] ------------------ 2034| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2035| 0| } 2036| | 2037| 221| buffer = ssh_buffer_new(); 2038| 221| if (buffer == NULL) { ------------------ | Branch (2038:9): [True: 0, False: 221] ------------------ 2039| 0| SSH_LOG(SSH_LOG_TRACE, "Out of memory!"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2040| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2041| 0| } 2042| | 2043| 221| rc = ssh_buffer_add_data(buffer, 2044| 221| ssh_string_data(key_blob), 2045| 221| (uint32_t)ssh_string_len(key_blob)); 2046| 221| if (rc < 0) { ------------------ | Branch (2046:9): [True: 0, False: 221] ------------------ 2047| 0| SSH_LOG(SSH_LOG_TRACE, "Out of memory!"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2048| 0| goto fail; 2049| 0| } 2050| | 2051| 221| type_s = ssh_buffer_get_ssh_string(buffer); 2052| 221| if (type_s == NULL) { ------------------ | Branch (2052:9): [True: 1, False: 220] ------------------ 2053| 1| SSH_LOG(SSH_LOG_TRACE, "Out of memory!"); ------------------ | | 281| 1| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2054| 1| goto fail; 2055| 1| } 2056| | 2057| 220| type = ssh_key_type_from_name(ssh_string_get_char(type_s)); 2058| 220| if (type == SSH_KEYTYPE_UNKNOWN) { ------------------ | Branch (2058:9): [True: 84, False: 136] ------------------ 2059| 84| SSH_LOG(SSH_LOG_TRACE, "Unknown key type found!"); ------------------ | | 281| 84| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2060| 84| goto fail; 2061| 84| } 2062| 136| SSH_STRING_FREE(type_s); ------------------ | | 915| 136| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 136, False: 0] | | | Branch (915:69): [Folded, False: 136] | | ------------------ ------------------ 2063| | 2064| 136| if (is_cert_type(type)) { ------------------ | | 146| 136| ((kt) == SSH_KEYTYPE_RSA_CERT01 ||\ | | ------------------ | | | Branch (146:6): [True: 4, False: 132] | | ------------------ | | 147| 136| (kt) == SSH_KEYTYPE_SK_ECDSA_CERT01 ||\ | | ------------------ | | | Branch (147:6): [True: 9, False: 123] | | ------------------ | | 148| 136| (kt) == SSH_KEYTYPE_SK_ED25519_CERT01 ||\ | | ------------------ | | | Branch (148:6): [True: 10, False: 113] | | ------------------ | | 149| 136| ((kt) >= SSH_KEYTYPE_ECDSA_P256_CERT01 &&\ | | ------------------ | | | Branch (149:6): [True: 4, False: 109] | | ------------------ | | 150| 113| (kt) <= SSH_KEYTYPE_ED25519_CERT01)) | | ------------------ | | | Branch (150:6): [True: 3, False: 1] | | ------------------ ------------------ 2065| 26| rc = pki_import_cert_buffer(buffer, type, pkey); 2066| 110| } else { 2067| 110| rc = pki_import_pubkey_buffer(buffer, type, pkey); 2068| 110| } 2069| | 2070| 136| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 136| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 136, False: 0] | | | Branch (957:69): [Folded, False: 136] | | ------------------ ------------------ 2071| | 2072| 136| return rc; 2073| 85|fail: 2074| 85| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 85| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 85, False: 0] | | | Branch (957:69): [Folded, False: 85] | | ------------------ ------------------ 2075| 85| SSH_STRING_FREE(type_s); ------------------ | | 915| 85| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 84, False: 1] | | | Branch (915:69): [Folded, False: 85] | | ------------------ ------------------ 2076| | 2077| 85| return SSH_ERROR; ------------------ | | 317| 85|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2078| 220|} ssh_pki_export_pubkey_blob: 2666| 95|{ 2667| 95| ssh_string blob = NULL; 2668| | 2669| 95| if (key == NULL) { ------------------ | Branch (2669:9): [True: 0, False: 95] ------------------ 2670| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 2671| 0| } 2672| | 2673| 95| blob = pki_key_to_blob(key, SSH_KEY_PUBLIC); 2674| 95| if (blob == NULL) { ------------------ | Branch (2674:9): [True: 0, False: 95] ------------------ 2675| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2676| 0| } 2677| | 2678| 95| *pblob = blob; 2679| 95| return SSH_OK; ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ 2680| 95|} ssh_pki_import_signature_blob: 2947| 62|{ 2948| 62| ssh_signature sig = NULL; 2949| 62| enum ssh_keytypes_e type; 2950| 62| enum ssh_digest_e hash_type; 2951| 62| ssh_string algorithm = NULL, blob = NULL; 2952| 62| ssh_buffer buf = NULL; 2953| 62| const char *alg = NULL; 2954| 62| uint8_t flags = 0; 2955| 62| uint32_t counter = 0; 2956| 62| int rc; 2957| | 2958| 62| if (sig_blob == NULL || psig == NULL) { ------------------ | Branch (2958:9): [True: 0, False: 62] | Branch (2958:29): [True: 0, False: 62] ------------------ 2959| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2960| 0| } 2961| | 2962| 62| buf = ssh_buffer_new(); 2963| 62| if (buf == NULL) { ------------------ | Branch (2963:9): [True: 0, False: 62] ------------------ 2964| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2965| 0| } 2966| | 2967| 62| rc = ssh_buffer_add_data(buf, 2968| 62| ssh_string_data(sig_blob), 2969| 62| (uint32_t)ssh_string_len(sig_blob)); 2970| 62| if (rc < 0) { ------------------ | Branch (2970:9): [True: 0, False: 62] ------------------ 2971| 0| SSH_BUFFER_FREE(buf); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 2972| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2973| 0| } 2974| | 2975| 62| algorithm = ssh_buffer_get_ssh_string(buf); 2976| 62| if (algorithm == NULL) { ------------------ | Branch (2976:9): [True: 1, False: 61] ------------------ 2977| 1| SSH_BUFFER_FREE(buf); ------------------ | | 957| 1| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 1, False: 0] | | | Branch (957:69): [Folded, False: 1] | | ------------------ ------------------ 2978| 1| return SSH_ERROR; ------------------ | | 317| 1|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2979| 1| } 2980| | 2981| 61| alg = ssh_string_get_char(algorithm); 2982| 61| rc = ssh_key_type_and_hash_from_signature_name(alg, &type, &hash_type); 2983| 61| if (rc != SSH_OK) { ------------------ | | 316| 61|#define SSH_OK 0 /* No error */ ------------------ | Branch (2983:9): [True: 49, False: 12] ------------------ 2984| 49| SSH_BUFFER_FREE(buf); ------------------ | | 957| 49| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 49, False: 0] | | | Branch (957:69): [Folded, False: 49] | | ------------------ ------------------ 2985| 49| SSH_STRING_FREE(algorithm); ------------------ | | 915| 49| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 49, False: 0] | | | Branch (915:69): [Folded, False: 49] | | ------------------ ------------------ 2986| 49| return SSH_ERROR; ------------------ | | 317| 49|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2987| 49| } 2988| 12| SSH_STRING_FREE(algorithm); ------------------ | | 915| 12| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 12, False: 0] | | | Branch (915:69): [Folded, False: 12] | | ------------------ ------------------ 2989| | 2990| 12| blob = ssh_buffer_get_ssh_string(buf); 2991| 12| if (blob == NULL) { ------------------ | Branch (2991:9): [True: 1, False: 11] ------------------ 2992| 1| SSH_BUFFER_FREE(buf); ------------------ | | 957| 1| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 1, False: 0] | | | Branch (957:69): [Folded, False: 1] | | ------------------ ------------------ 2993| 1| return SSH_ERROR; ------------------ | | 317| 1|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2994| 1| } 2995| | 2996| 11| if (type == SSH_KEYTYPE_SK_ECDSA || ------------------ | Branch (2996:9): [True: 0, False: 11] ------------------ 2997| 11| type == SSH_KEYTYPE_SK_ED25519) { ------------------ | Branch (2997:9): [True: 0, False: 11] ------------------ 2998| 0| rc = ssh_buffer_unpack(buf, "bd", &flags, &counter); ------------------ | | 60| 0| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 2999| 0| if (rc < 0) { ------------------ | Branch (2999:13): [True: 0, False: 0] ------------------ 3000| 0| SSH_BUFFER_FREE(buf); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 3001| 0| SSH_STRING_FREE(blob); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 3002| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3003| 0| } 3004| 0| } 3005| 11| SSH_BUFFER_FREE(buf); ------------------ | | 957| 11| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 11, False: 0] | | | Branch (957:69): [Folded, False: 11] | | ------------------ ------------------ 3006| | 3007| 11| sig = pki_signature_from_blob(pubkey, blob, type, hash_type); 3008| 11| SSH_STRING_FREE(blob); ------------------ | | 915| 11| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 11, False: 0] | | | Branch (915:69): [Folded, False: 11] | | ------------------ ------------------ 3009| 11| if (sig == NULL) { ------------------ | Branch (3009:9): [True: 2, False: 9] ------------------ 3010| 2| return SSH_ERROR; ------------------ | | 317| 2|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3011| 2| } 3012| | 3013| | /* Set SK specific values */ 3014| 9| sig->sk_flags = flags; 3015| 9| sig->sk_counter = counter; 3016| | 3017| 9| *psig = sig; 3018| 9| return SSH_OK; ------------------ | | 316| 9|#define SSH_OK 0 /* No error */ ------------------ 3019| 11|} pki_key_check_hash_compatible: 3034| 12|{ 3035| 12| if (key == NULL) { ------------------ | Branch (3035:9): [True: 0, False: 12] ------------------ 3036| 0| SSH_LOG(SSH_LOG_TRACE, "Null pointer provided as key to " ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3037| 0| "pki_key_check_hash_compatible()"); 3038| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3039| 0| } 3040| | 3041| 12| switch(key->type) { ------------------ | Branch (3041:12): [True: 12, False: 0] ------------------ 3042| 0| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (3042:5): [True: 0, False: 12] ------------------ 3043| 12| case SSH_KEYTYPE_RSA: ------------------ | Branch (3043:5): [True: 12, False: 0] ------------------ 3044| 12| if (hash_type == SSH_DIGEST_SHA1) { ------------------ | Branch (3044:13): [True: 4, False: 8] ------------------ 3045| 4| if (ssh_fips_mode()) { ------------------ | | 115| 4|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 4] | | ------------------ ------------------ 3046| 0| SSH_LOG(SSH_LOG_TRACE, "SHA1 is not allowed in FIPS mode"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3047| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3048| 4| } else { 3049| 4| return SSH_OK; ------------------ | | 316| 4|#define SSH_OK 0 /* No error */ ------------------ 3050| 4| } 3051| 4| } 3052| | 3053| 8| if (hash_type == SSH_DIGEST_SHA256 || ------------------ | Branch (3053:13): [True: 2, False: 6] ------------------ 3054| 6| hash_type == SSH_DIGEST_SHA512) ------------------ | Branch (3054:13): [True: 6, False: 0] ------------------ 3055| 8| { 3056| 8| return SSH_OK; ------------------ | | 316| 8|#define SSH_OK 0 /* No error */ ------------------ 3057| 8| } 3058| 0| break; 3059| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (3059:5): [True: 0, False: 12] ------------------ 3060| 0| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (3060:5): [True: 0, False: 12] ------------------ 3061| 0| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (3061:5): [True: 0, False: 12] ------------------ 3062| 0| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (3062:5): [True: 0, False: 12] ------------------ 3063| 0| if (hash_type == SSH_DIGEST_SHA256) { ------------------ | Branch (3063:13): [True: 0, False: 0] ------------------ 3064| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 3065| 0| } 3066| 0| break; 3067| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (3067:5): [True: 0, False: 12] ------------------ 3068| 0| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (3068:5): [True: 0, False: 12] ------------------ 3069| 0| if (hash_type == SSH_DIGEST_SHA384) { ------------------ | Branch (3069:13): [True: 0, False: 0] ------------------ 3070| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 3071| 0| } 3072| 0| break; 3073| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (3073:5): [True: 0, False: 12] ------------------ 3074| 0| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (3074:5): [True: 0, False: 12] ------------------ 3075| 0| if (hash_type == SSH_DIGEST_SHA512) { ------------------ | Branch (3075:13): [True: 0, False: 0] ------------------ 3076| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 3077| 0| } 3078| 0| break; 3079| 0| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (3079:5): [True: 0, False: 12] ------------------ 3080| 0| case SSH_KEYTYPE_ED25519: ------------------ | Branch (3080:5): [True: 0, False: 12] ------------------ 3081| 0| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (3081:5): [True: 0, False: 12] ------------------ 3082| 0| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (3082:5): [True: 0, False: 12] ------------------ 3083| 0| if (hash_type == SSH_DIGEST_AUTO) { ------------------ | Branch (3083:13): [True: 0, False: 0] ------------------ 3084| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 3085| 0| } 3086| 0| break; 3087| 0| case SSH_KEYTYPE_DSS: /* deprecated */ ------------------ | Branch (3087:5): [True: 0, False: 12] ------------------ 3088| 0| case SSH_KEYTYPE_DSS_CERT01: /* deprecated */ ------------------ | Branch (3088:5): [True: 0, False: 12] ------------------ 3089| 0| case SSH_KEYTYPE_RSA1: ------------------ | Branch (3089:5): [True: 0, False: 12] ------------------ 3090| 0| case SSH_KEYTYPE_ECDSA: ------------------ | Branch (3090:5): [True: 0, False: 12] ------------------ 3091| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (3091:5): [True: 0, False: 12] ------------------ 3092| 0| SSH_LOG(SSH_LOG_TRACE, "Unknown key type %d", key->type); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3093| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3094| 12| } 3095| | 3096| 0| SSH_LOG(SSH_LOG_TRACE, "Key type %d incompatible with hash type %d", ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3097| 0| key->type, hash_type); 3098| | 3099| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3100| 12|} ssh_pki_signature_verify: 3190| 9|{ 3191| 9| int rc; 3192| 9| bool allowed; 3193| 9| enum ssh_keytypes_e key_type; 3194| | 3195| 9| if (session == NULL || sig == NULL || key == NULL || input == NULL) { ------------------ | Branch (3195:9): [True: 0, False: 9] | Branch (3195:28): [True: 0, False: 9] | Branch (3195:43): [True: 0, False: 9] | Branch (3195:58): [True: 0, False: 9] ------------------ 3196| 0| SSH_LOG(SSH_LOG_TRACE, "Bad parameter(s) provided to %s()", __func__); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3197| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3198| 0| } 3199| 9| key_type = ssh_key_type_plain(key->type); 3200| | 3201| 9| SSH_LOG(SSH_LOG_FUNCTIONS, ------------------ | | 281| 9| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3202| 9| "Going to verify a %s type signature", 3203| 9| sig->type_c); 3204| | 3205| 9| if (key_type != sig->type) { ------------------ | Branch (3205:9): [True: 0, False: 9] ------------------ 3206| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 3207| 0| "Can not verify %s signature with %s key", 3208| 0| sig->type_c, key->type_c); 3209| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3210| 0| } 3211| | 3212| 9| allowed = ssh_key_size_allowed(session, key); 3213| 9| if (!allowed) { ------------------ | Branch (3213:9): [True: 3, False: 6] ------------------ 3214| 3| ssh_set_error(session, ------------------ | | 311| 3| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 3215| 3| SSH_FATAL, 3216| 3| "The '%s' key of size %d is not allowed by RSA_MIN_SIZE", 3217| 3| key->type_c, 3218| 3| ssh_key_size(key)); 3219| 3| return SSH_ERROR; ------------------ | | 317| 3|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3220| 3| } 3221| | 3222| | /* Check if public key and hash type are compatible */ 3223| 6| rc = pki_key_check_hash_compatible(key, sig->hash_type); 3224| 6| if (rc != SSH_OK) { ------------------ | | 316| 6|#define SSH_OK 0 /* No error */ ------------------ | Branch (3224:9): [True: 0, False: 6] ------------------ 3225| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3226| 0| } 3227| | 3228| 6| if (is_sk_key_type(key->type)) { ------------------ | | 153| 6| ((kt) == SSH_KEYTYPE_SK_ECDSA || (kt) == SSH_KEYTYPE_SK_ED25519 || \ | | ------------------ | | | Branch (153:6): [True: 0, False: 6] | | | Branch (153:38): [True: 0, False: 6] | | ------------------ | | 154| 6| (kt) == SSH_KEYTYPE_SK_ECDSA_CERT01 || \ | | ------------------ | | | Branch (154:6): [True: 0, False: 6] | | ------------------ | | 155| 6| (kt) == SSH_KEYTYPE_SK_ED25519_CERT01) | | ------------------ | | | Branch (155:6): [True: 0, False: 6] | | ------------------ ------------------ 3229| 0| ssh_buffer sk_buffer = NULL; 3230| | 3231| 0| rc = pki_sk_signature_buffer_prepare(key, 3232| 0| sig, 3233| 0| input, 3234| 0| input_len, 3235| 0| &sk_buffer); 3236| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (3236:13): [True: 0, False: 0] ------------------ 3237| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 3238| 0| } 3239| | 3240| 0| rc = pki_verify_data_signature(sig, 3241| 0| key, 3242| 0| ssh_buffer_get(sk_buffer), 3243| 0| ssh_buffer_get_len(sk_buffer)); 3244| 0| SSH_BUFFER_FREE(sk_buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 3245| 0| return rc; 3246| 0| } 3247| | 3248| 6| return pki_verify_data_signature(sig, key, input, input_len); 3249| 6|} pki.c:pki_import_cert_buffer: 1877| 26|{ 1878| 26| ssh_buffer cert = NULL; 1879| 26| ssh_string tmp_s = NULL; 1880| 26| const char *type_c = NULL; 1881| 26| ssh_key key = NULL; 1882| 26| int rc; 1883| | 1884| | /* 1885| | * The cert blob starts with the key type as an ssh_string, but this 1886| | * string has been read out of the buffer to identify the key type. 1887| | * Simply add it again as first element before copying the rest. 1888| | */ 1889| 26| cert = ssh_buffer_new(); 1890| 26| if (cert == NULL) { ------------------ | Branch (1890:9): [True: 0, False: 26] ------------------ 1891| 0| goto fail; 1892| 0| } 1893| 26| type_c = ssh_key_type_to_char(type); 1894| 26| tmp_s = ssh_string_from_char(type_c); 1895| 26| if (tmp_s == NULL) { ------------------ | Branch (1895:9): [True: 0, False: 26] ------------------ 1896| 0| goto fail; 1897| 0| } 1898| 26| rc = ssh_buffer_add_ssh_string(cert, tmp_s); 1899| 26| SSH_STRING_FREE(tmp_s); ------------------ | | 915| 26| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 26, False: 0] | | | Branch (915:69): [Folded, False: 26] | | ------------------ ------------------ 1900| 26| if (rc != 0) { ------------------ | Branch (1900:9): [True: 0, False: 26] ------------------ 1901| 0| goto fail; 1902| 0| } 1903| 26| rc = ssh_buffer_add_buffer(cert, buffer); 1904| 26| if (rc != 0) { ------------------ | Branch (1904:9): [True: 0, False: 26] ------------------ 1905| 0| goto fail; 1906| 0| } 1907| | 1908| | /* 1909| | * After the key type, comes an ssh_string nonce. Just after this comes the 1910| | * cert public key, which can be parsed out of the buffer. 1911| | */ 1912| 26| tmp_s = ssh_buffer_get_ssh_string(buffer); 1913| 26| if (tmp_s == NULL) { ------------------ | Branch (1913:9): [True: 1, False: 25] ------------------ 1914| 1| goto fail; 1915| 1| } 1916| 25| SSH_STRING_FREE(tmp_s); ------------------ | | 915| 25| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 25, False: 0] | | | Branch (915:69): [Folded, False: 25] | | ------------------ ------------------ 1917| | 1918| 25| switch (type) { 1919| 3| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (1919:9): [True: 3, False: 22] ------------------ 1920| 3| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_RSA, &key); 1921| 3| break; 1922| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (1922:9): [True: 0, False: 25] ------------------ 1923| 0| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_ECDSA_P256, &key); 1924| 0| break; 1925| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (1925:9): [True: 0, False: 25] ------------------ 1926| 0| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_ECDSA_P384, &key); 1927| 0| break; 1928| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (1928:9): [True: 0, False: 25] ------------------ 1929| 0| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_ECDSA_P521, &key); 1930| 0| break; 1931| 3| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (1931:9): [True: 3, False: 22] ------------------ 1932| 3| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_ED25519, &key); 1933| 3| break; 1934| 9| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (1934:9): [True: 9, False: 16] ------------------ 1935| 9| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_SK_ECDSA, &key); 1936| 9| break; 1937| 10| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (1937:9): [True: 10, False: 15] ------------------ 1938| 10| rc = pki_import_pubkey_buffer(buffer, SSH_KEYTYPE_SK_ED25519, &key); 1939| 10| break; 1940| 0| default: ------------------ | Branch (1940:9): [True: 0, False: 25] ------------------ 1941| 0| key = ssh_key_new(); 1942| 25| } 1943| 25| if (rc != 0 || key == NULL) { ------------------ | Branch (1943:9): [True: 14, False: 11] | Branch (1943:20): [True: 0, False: 11] ------------------ 1944| 14| goto fail; 1945| 14| } 1946| | 1947| 11| key->type = type; 1948| 11| key->type_c = type_c; 1949| 11| key->cert = cert; 1950| | 1951| 11| *pkey = key; 1952| 11| return SSH_OK; ------------------ | | 316| 11|#define SSH_OK 0 /* No error */ ------------------ 1953| | 1954| 15|fail: 1955| 15| ssh_key_free(key); 1956| 15| SSH_BUFFER_FREE(cert); ------------------ | | 957| 15| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 15, False: 0] | | | Branch (957:69): [Folded, False: 15] | | ------------------ ------------------ 1957| 15| return SSH_ERROR; ------------------ | | 317| 15|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1958| 25|} pki.c:pki_import_pubkey_buffer: 1736| 135|{ 1737| 135| ssh_key key = NULL; 1738| 135| int rc; 1739| | 1740| 135| key = ssh_key_new(); 1741| 135| if (key == NULL) { ------------------ | Branch (1741:9): [True: 0, False: 135] ------------------ 1742| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1743| 0| } 1744| | 1745| 135| key->type = type; 1746| 135| key->type_c = ssh_key_type_to_char(type); 1747| 135| key->flags = SSH_KEY_FLAG_PUBLIC; ------------------ | | 54| 135|#define SSH_KEY_FLAG_PUBLIC 0x0001 ------------------ 1748| | 1749| 135| switch (type) { 1750| 101| case SSH_KEYTYPE_RSA: ------------------ | Branch (1750:9): [True: 101, False: 34] ------------------ 1751| 101| { 1752| 101| ssh_string e = NULL; 1753| 101| ssh_string n = NULL; 1754| | 1755| 101| rc = ssh_buffer_unpack(buffer, "SS", &e, &n); ------------------ | | 60| 101| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 101| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 101| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 101|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 101| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 101| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 101|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1756| 101| if (rc != SSH_OK) { ------------------ | | 316| 101|#define SSH_OK 0 /* No error */ ------------------ | Branch (1756:21): [True: 2, False: 99] ------------------ 1757| 2| SSH_LOG(SSH_LOG_TRACE, "Unpack error"); ------------------ | | 281| 2| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1758| 2| goto fail; 1759| 2| } 1760| | 1761| 99| rc = pki_pubkey_build_rsa(key, e, n); 1762| |#ifdef DEBUG_CRYPTO 1763| | ssh_log_hexdump("e", ssh_string_data(e), ssh_string_len(e)); 1764| | ssh_log_hexdump("n", ssh_string_data(n), ssh_string_len(n)); 1765| |#endif /* DEBUG_CRYPTO */ 1766| 99| ssh_string_burn(e); 1767| 99| SSH_STRING_FREE(e); ------------------ | | 915| 99| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 99, False: 0] | | | Branch (915:69): [Folded, False: 99] | | ------------------ ------------------ 1768| 99| ssh_string_burn(n); 1769| 99| SSH_STRING_FREE(n); ------------------ | | 915| 99| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 99, False: 0] | | | Branch (915:69): [Folded, False: 99] | | ------------------ ------------------ 1770| 99| if (rc == SSH_ERROR) { ------------------ | | 317| 99|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1770:21): [True: 0, False: 99] ------------------ 1771| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to build RSA public key"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1772| 0| goto fail; 1773| 0| } 1774| 99| } 1775| 99| break; 1776| 99|#ifdef HAVE_ECC 1777| 99| case SSH_KEYTYPE_ECDSA: /* deprecated */ ------------------ | Branch (1777:9): [True: 0, False: 135] ------------------ 1778| 3| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (1778:9): [True: 3, False: 132] ------------------ 1779| 3| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (1779:9): [True: 0, False: 135] ------------------ 1780| 5| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (1780:9): [True: 2, False: 133] ------------------ 1781| 15| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (1781:9): [True: 10, False: 125] ------------------ 1782| 15| { 1783| 15| ssh_string e = NULL; 1784| 15| ssh_string i = NULL; 1785| 15| int nid; 1786| | 1787| 15| rc = ssh_buffer_unpack(buffer, "SS", &i, &e); ------------------ | | 60| 15| _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 15| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 15| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 15|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 15| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 15| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_unpack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 15|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1788| 15| if (rc != SSH_OK) { ------------------ | | 316| 15|#define SSH_OK 0 /* No error */ ------------------ | Branch (1788:21): [True: 4, False: 11] ------------------ 1789| 4| SSH_LOG(SSH_LOG_TRACE, "Unpack error"); ------------------ | | 281| 4| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1790| 4| goto fail; 1791| 4| } 1792| | 1793| 11| nid = pki_key_ecdsa_nid_from_name(ssh_string_get_char(i)); 1794| 11| SSH_STRING_FREE(i); ------------------ | | 915| 11| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 11, False: 0] | | | Branch (915:69): [Folded, False: 11] | | ------------------ ------------------ 1795| 11| if (nid == -1) { ------------------ | Branch (1795:21): [True: 8, False: 3] ------------------ 1796| 8| ssh_string_burn(e); 1797| 8| SSH_STRING_FREE(e); ------------------ | | 915| 8| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 8, False: 0] | | | Branch (915:69): [Folded, False: 8] | | ------------------ ------------------ 1798| 8| goto fail; 1799| 8| } 1800| | 1801| 3| rc = pki_pubkey_build_ecdsa(key, nid, e); 1802| 3| ssh_string_burn(e); 1803| 3| SSH_STRING_FREE(e); ------------------ | | 915| 3| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 3, False: 0] | | | Branch (915:69): [Folded, False: 3] | | ------------------ ------------------ 1804| 3| if (rc < 0) { ------------------ | Branch (1804:21): [True: 1, False: 2] ------------------ 1805| 1| SSH_LOG(SSH_LOG_TRACE, "Failed to build ECDSA public key"); ------------------ | | 281| 1| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1806| 1| goto fail; 1807| 1| } 1808| | 1809| | /* Unpack SK specific parameters */ 1810| 2| if (type == SSH_KEYTYPE_SK_ECDSA) { ------------------ | Branch (1810:21): [True: 2, False: 0] ------------------ 1811| 2| ssh_string application = ssh_buffer_get_ssh_string(buffer); 1812| 2| if (application == NULL) { ------------------ | Branch (1812:25): [True: 1, False: 1] ------------------ 1813| 1| SSH_LOG(SSH_LOG_TRACE, "SK Unpack error"); ------------------ | | 281| 1| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1814| 1| goto fail; 1815| 1| } 1816| 1| key->sk_application = application; 1817| 1| key->type_c = ssh_key_type_to_char(key->type); 1818| 1| } 1819| 2| } 1820| 1| break; 1821| 1|#endif /* HAVE_ECC */ 1822| 9| case SSH_KEYTYPE_ED25519: ------------------ | Branch (1822:9): [True: 9, False: 126] ------------------ 1823| 19| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (1823:9): [True: 10, False: 125] ------------------ 1824| 19| { 1825| 19| ssh_string pubkey = ssh_buffer_get_ssh_string(buffer); 1826| | 1827| 19| if (ssh_string_len(pubkey) != ED25519_KEY_LEN) { ------------------ | | 44| 19|#define ED25519_KEY_LEN 32 ------------------ | Branch (1827:17): [True: 5, False: 14] ------------------ 1828| 5| SSH_LOG(SSH_LOG_TRACE, "Invalid public key length"); ------------------ | | 281| 5| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1829| 5| ssh_string_burn(pubkey); 1830| 5| SSH_STRING_FREE(pubkey); ------------------ | | 915| 5| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 3, False: 2] | | | Branch (915:69): [Folded, False: 5] | | ------------------ ------------------ 1831| 5| goto fail; 1832| 5| } 1833| | 1834| 14| rc = pki_pubkey_build_ed25519(key, pubkey); 1835| 14| ssh_string_burn(pubkey); 1836| 14| SSH_STRING_FREE(pubkey); ------------------ | | 915| 14| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 14, False: 0] | | | Branch (915:69): [Folded, False: 14] | | ------------------ ------------------ 1837| 14| if (rc < 0) { ------------------ | Branch (1837:17): [True: 0, False: 14] ------------------ 1838| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to build ED25519 public key"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1839| 0| goto fail; 1840| 0| } 1841| | 1842| 14| if (type == SSH_KEYTYPE_SK_ED25519) { ------------------ | Branch (1842:17): [True: 7, False: 7] ------------------ 1843| 7| ssh_string application = ssh_buffer_get_ssh_string(buffer); 1844| 7| if (application == NULL) { ------------------ | Branch (1844:21): [True: 1, False: 6] ------------------ 1845| 1| SSH_LOG(SSH_LOG_TRACE, "SK Unpack error"); ------------------ | | 281| 1| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1846| 1| goto fail; 1847| 1| } 1848| 6| key->sk_application = application; 1849| 6| } 1850| 14| } 1851| 13| break; 1852| 13| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (1852:9): [True: 0, False: 135] ------------------ 1853| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (1853:9): [True: 0, False: 135] ------------------ 1854| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (1854:9): [True: 0, False: 135] ------------------ 1855| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (1855:9): [True: 0, False: 135] ------------------ 1856| 0| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (1856:9): [True: 0, False: 135] ------------------ 1857| 0| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (1857:9): [True: 0, False: 135] ------------------ 1858| 0| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (1858:9): [True: 0, False: 135] ------------------ 1859| 0| case SSH_KEYTYPE_RSA1: ------------------ | Branch (1859:9): [True: 0, False: 135] ------------------ 1860| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (1860:9): [True: 0, False: 135] ------------------ 1861| 0| default: ------------------ | Branch (1861:9): [True: 0, False: 135] ------------------ 1862| 0| SSH_LOG(SSH_LOG_TRACE, "Unknown public key type %d", type); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1863| 0| goto fail; 1864| 135| } 1865| | 1866| 113| *pkey = key; 1867| 113| return SSH_OK; ------------------ | | 316| 113|#define SSH_OK 0 /* No error */ ------------------ 1868| 22|fail: 1869| 22| ssh_key_free(key); 1870| | 1871| 22| return SSH_ERROR; ------------------ | | 317| 22|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1872| 135|} ssh_pki_ctx_new: 49| 579|{ 50| 579| struct ssh_pki_ctx_struct *ctx = NULL; 51| | 52| 579| ctx = calloc(1, sizeof(struct ssh_pki_ctx_struct)); 53| 579| if (ctx == NULL) { ------------------ | Branch (53:9): [True: 0, False: 579] ------------------ 54| 0| return NULL; 55| 0| } 56| | 57| |#ifdef WITH_FIDO2 58| | /* Initialize SK fields with default, if available. */ 59| | ctx->sk_callbacks = ssh_sk_get_default_callbacks(); 60| | 61| | /* 62| | * Both OpenSSH security key enrollment and server authentication require 63| | * user presence by default, so we replicate that for consistency. 64| | */ 65| | ctx->sk_flags = SSH_SK_USER_PRESENCE_REQD; 66| | 67| | ctx->sk_application = strdup("ssh:"); 68| | if (ctx->sk_application == NULL) { 69| | SSH_LOG(SSH_LOG_WARN, 70| | "Failed to allocate memory for default application"); 71| | SAFE_FREE(ctx); 72| | return NULL; 73| | } 74| |#endif /* WITH_FIDO2 */ 75| | 76| 579| return ctx; 77| 579|} ssh_pki_ctx_free: 86| 579|{ 87| 579| if (context == NULL) { ------------------ | Branch (87:9): [True: 0, False: 579] ------------------ 88| 0| return; 89| 0| } 90| | 91| |#ifdef WITH_FIDO2 92| | SAFE_FREE(context->sk_application); 93| | SSH_BUFFER_FREE(context->sk_challenge_buffer); 94| | SSH_BUFFER_FREE(context->sk_attestation_buffer); 95| | SK_OPTIONS_FREE(context->sk_callbacks_options); 96| |#endif /* WITH_FIDO2 */ 97| | 98| 579| SAFE_FREE(context); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 99| 579|} pki_key_clean: 96| 135|{ 97| 135| if (key == NULL) ------------------ | Branch (97:9): [True: 0, False: 135] ------------------ 98| 0| return; 99| 135| EVP_PKEY_free(key->key); 100| | key->key = NULL; 101| 135|} pki_key_ecdsa_nid_from_name: 194| 11|{ 195| 11| if (strcmp(name, "nistp256") == 0) { ------------------ | Branch (195:9): [True: 2, False: 9] ------------------ 196| 2| return NID_X9_62_prime256v1; 197| 9| } else if (strcmp(name, "nistp384") == 0) { ------------------ | Branch (197:16): [True: 1, False: 8] ------------------ 198| 1| return NID_secp384r1; 199| 8| } else if (strcmp(name, "nistp521") == 0) { ------------------ | Branch (199:16): [True: 0, False: 8] ------------------ 200| 0| return NID_secp521r1; 201| 0| } 202| | 203| 8| return -1; 204| 11|} pki_pubkey_build_ecdsa: 330| 3|{ 331| 3| int rc; 332| 3|#if OPENSSL_VERSION_NUMBER < 0x30000000L 333| 3| EC_POINT *p = NULL; 334| 3| const EC_GROUP *g = NULL; 335| 3| EC_KEY *ecdsa = NULL; 336| 3| int ok; 337| |#else 338| | const char *group_name = OSSL_EC_curve_nid2name(nid); 339| | OSSL_PARAM_BLD *param_bld = NULL; 340| |#endif /* OPENSSL_VERSION_NUMBER */ 341| | 342| 3| key->ecdsa_nid = nid; 343| | 344| 3|#if OPENSSL_VERSION_NUMBER < 0x30000000L 345| 3| ecdsa = EC_KEY_new_by_curve_name(key->ecdsa_nid); 346| 3| if (ecdsa == NULL) { ------------------ | Branch (346:9): [True: 0, False: 3] ------------------ 347| 0| return -1; 348| 0| } 349| | 350| 3| g = EC_KEY_get0_group(ecdsa); 351| | 352| 3| p = EC_POINT_new(g); 353| 3| if (p == NULL) { ------------------ | Branch (353:9): [True: 0, False: 3] ------------------ 354| 0| EC_KEY_free(ecdsa); 355| 0| return -1; 356| 0| } 357| | 358| 3| ok = EC_POINT_oct2point(g, 359| 3| p, 360| 3| ssh_string_data(e), 361| 3| ssh_string_len(e), 362| 3| NULL); 363| 3| if (!ok) { ------------------ | Branch (363:9): [True: 1, False: 2] ------------------ 364| 1| EC_KEY_free(ecdsa); 365| 1| EC_POINT_free(p); 366| 1| return -1; 367| 1| } 368| | 369| | /* EC_KEY_set_public_key duplicates p */ 370| 2| ok = EC_KEY_set_public_key(ecdsa, p); 371| 2| EC_POINT_free(p); 372| 2| if (!ok) { ------------------ | Branch (372:9): [True: 0, False: 2] ------------------ 373| 0| EC_KEY_free(ecdsa); 374| 0| return -1; 375| 0| } 376| | 377| 2| key->key = EVP_PKEY_new(); 378| 2| if (key->key == NULL) { ------------------ | Branch (378:9): [True: 0, False: 2] ------------------ 379| 0| EC_KEY_free(ecdsa); 380| 0| return -1; 381| 0| } 382| | 383| 2| rc = EVP_PKEY_assign_EC_KEY(key->key, ecdsa); 384| 2| if (rc != 1) { ------------------ | Branch (384:9): [True: 0, False: 2] ------------------ 385| 0| EC_KEY_free(ecdsa); 386| 0| return -1; 387| 0| } 388| | 389| 2| return 0; 390| |#else 391| | param_bld = OSSL_PARAM_BLD_new(); 392| | if (param_bld == NULL) 393| | goto err; 394| | 395| | rc = OSSL_PARAM_BLD_push_utf8_string(param_bld, OSSL_PKEY_PARAM_GROUP_NAME, 396| | group_name, strlen(group_name)); 397| | if (rc != 1) 398| | goto err; 399| | rc = OSSL_PARAM_BLD_push_octet_string(param_bld, OSSL_PKEY_PARAM_PUB_KEY, 400| | ssh_string_data(e), ssh_string_len(e)); 401| | if (rc != 1) 402| | goto err; 403| | 404| | rc = evp_build_pkey("EC", param_bld, &(key->key), EVP_PKEY_PUBLIC_KEY); 405| | OSSL_PARAM_BLD_free(param_bld); 406| | 407| | return rc; 408| |err: 409| | OSSL_PARAM_BLD_free(param_bld); 410| | return -1; 411| |#endif /* OPENSSL_VERSION_NUMBER */ 412| 2|} pki_pubkey_build_ed25519: 444| 14|{ 445| 14| EVP_PKEY *pkey = NULL; 446| | 447| 14| if (ssh_string_len(pubkey) != ED25519_KEY_LEN) { ------------------ | | 44| 14|#define ED25519_KEY_LEN 32 ------------------ | Branch (447:9): [True: 0, False: 14] ------------------ 448| 0| SSH_LOG(SSH_LOG_TRACE, "Invalid ed25519 key len"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 449| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 450| 0| } 451| | 452| 14| if (ssh_fips_mode()) { ------------------ | | 115| 14|#define ssh_fips_mode() (FIPS_mode() != 0) | | ------------------ | | | Branch (115:25): [True: 0, False: 14] | | ------------------ ------------------ 453| | /* We do not want to fail here as we know the algorithm, but we can not 454| | * use it. Just store the public key here. We won't be able to use it 455| | * for anything though. */ 456| 0| key->ed25519_pubkey = malloc(ED25519_KEY_LEN); ------------------ | | 44| 0|#define ED25519_KEY_LEN 32 ------------------ 457| 0| if (key->ed25519_pubkey == NULL) { ------------------ | Branch (457:13): [True: 0, False: 0] ------------------ 458| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 459| 0| "Failed to allocate memory for the Ed25519 public key"); 460| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 461| 0| } 462| | 463| 0| memcpy(key->ed25519_pubkey, ssh_string_data(pubkey), ED25519_KEY_LEN); ------------------ | | 44| 0|#define ED25519_KEY_LEN 32 ------------------ 464| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 465| 0| } 466| | 467| 14| pkey = EVP_PKEY_new_raw_public_key(EVP_PKEY_ED25519, 468| 14| NULL, 469| 14| (const uint8_t *)ssh_string_data(pubkey), 470| 14| ED25519_KEY_LEN); ------------------ | | 44| 14|#define ED25519_KEY_LEN 32 ------------------ 471| 14| if (pkey == NULL) { ------------------ | Branch (471:9): [True: 0, False: 14] ------------------ 472| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 473| 0| "Failed to create ed25519 EVP_PKEY: %s", 474| 0| ERR_error_string(ERR_get_error(), NULL)); 475| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 476| 0| } 477| | 478| 14| key->key = pkey; 479| | 480| 14| return SSH_OK; ------------------ | | 316| 14|#define SSH_OK 0 /* No error */ ------------------ 481| 14|} pki_pubkey_build_rsa: 1416| 99| ssh_string n) { 1417| 99| int rc; 1418| 99| BIGNUM *be = NULL, *bn = NULL; 1419| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1420| | OSSL_PARAM_BLD *param_bld = OSSL_PARAM_BLD_new(); 1421| | if (param_bld == NULL) { 1422| | return SSH_ERROR; 1423| | } 1424| |#else 1425| 99| RSA *key_rsa = RSA_new(); 1426| 99| if (key_rsa == NULL) { ------------------ | Branch (1426:9): [True: 0, False: 99] ------------------ 1427| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1428| 0| } 1429| 99|#endif /* OPENSSL_VERSION_NUMBER */ 1430| | 1431| 99| be = ssh_make_string_bn(e); 1432| 99| if (be == NULL) { ------------------ | Branch (1432:9): [True: 0, False: 99] ------------------ 1433| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1434| 0| goto fail; 1435| 0| } 1436| 99| bn = ssh_make_string_bn(n); 1437| 99| if (bn == NULL) { ------------------ | Branch (1437:9): [True: 0, False: 99] ------------------ 1438| 0| rc = SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1439| 0| goto fail; 1440| 0| } 1441| | 1442| 99|#if OPENSSL_VERSION_NUMBER < 0x30000000L 1443| 99| rc = RSA_set0_key(key_rsa, bn, be, NULL); 1444| 99| if (rc == 0) { ------------------ | Branch (1444:9): [True: 0, False: 99] ------------------ 1445| 0| goto fail; 1446| 0| } 1447| | /* Memory management of bn and be is transferred to RSA object */ 1448| 99| bn = NULL; 1449| 99| be = NULL; 1450| | 1451| 99| key->key = EVP_PKEY_new(); 1452| 99| if (key->key == NULL) { ------------------ | Branch (1452:9): [True: 0, False: 99] ------------------ 1453| 0| goto fail; 1454| 0| } 1455| | 1456| 99| rc = EVP_PKEY_assign_RSA(key->key, key_rsa); 1457| 99| if (rc != 1) { ------------------ | Branch (1457:9): [True: 0, False: 99] ------------------ 1458| 0| goto fail; 1459| 0| } 1460| | 1461| 99| return SSH_OK; ------------------ | | 316| 99|#define SSH_OK 0 /* No error */ ------------------ 1462| |#else 1463| | rc = OSSL_PARAM_BLD_push_BN(param_bld, OSSL_PKEY_PARAM_RSA_N, bn); 1464| | if (rc != 1) { 1465| | rc = SSH_ERROR; 1466| | goto fail; 1467| | } 1468| | rc = OSSL_PARAM_BLD_push_BN(param_bld, OSSL_PKEY_PARAM_RSA_E, be); 1469| | if (rc != 1) { 1470| | rc = SSH_ERROR; 1471| | goto fail; 1472| | } 1473| | 1474| | rc = evp_build_pkey("RSA", param_bld, &(key->key), EVP_PKEY_PUBLIC_KEY); 1475| |#endif /* OPENSSL_VERSION_NUMBER */ 1476| | 1477| 0|fail: 1478| 0| bignum_safe_free(bn); ------------------ | | 71| 0|#define bignum_safe_free(num) do { \ | | 72| 0| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 0, False: 0] | | ------------------ | | 73| 0| BN_clear_free((num)); \ | | 74| 0| (num)=NULL; \ | | 75| 0| } \ | | 76| 0| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 0] | | ------------------ ------------------ 1479| 0| bignum_safe_free(be); ------------------ | | 71| 0|#define bignum_safe_free(num) do { \ | | 72| 0| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 0, False: 0] | | ------------------ | | 73| 0| BN_clear_free((num)); \ | | 74| 0| (num)=NULL; \ | | 75| 0| } \ | | 76| 0| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 0] | | ------------------ ------------------ 1480| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 1481| 0| EVP_PKEY_free(key->key); 1482| 0| RSA_free(key_rsa); 1483| | 1484| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 1485| |#else 1486| | OSSL_PARAM_BLD_free(param_bld); 1487| | 1488| | return rc; 1489| |#endif /* OPENSSL_VERSION_NUMBER */ 1490| 99|} pki_key_to_blob: 1493| 95|{ 1494| 95| ssh_buffer buffer = NULL; 1495| 95| ssh_string type_s = NULL; 1496| 95| ssh_string str = NULL; 1497| 95| ssh_string e = NULL; 1498| 95| ssh_string n = NULL; 1499| 95| ssh_string p = NULL; 1500| 95| ssh_string g = NULL; 1501| 95| ssh_string q = NULL; 1502| 95| ssh_string d = NULL; 1503| 95| ssh_string iqmp = NULL; 1504| 95| int rc; 1505| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1506| | BIGNUM *bp = NULL, *bq = NULL, *bg = NULL, *bpub_key = NULL, 1507| | *bn = NULL, *be = NULL, 1508| | *bd = NULL, *biqmp = NULL; 1509| | OSSL_PARAM *params = NULL; 1510| |#endif /* OPENSSL_VERSION_NUMBER */ 1511| 95| uint8_t *ed25519_pubkey = NULL; 1512| 95| uint8_t *ed25519_privkey = NULL; 1513| 95| size_t key_len = 0; 1514| | 1515| 95| buffer = ssh_buffer_new(); 1516| 95| if (buffer == NULL) { ------------------ | Branch (1516:9): [True: 0, False: 95] ------------------ 1517| 0| return NULL; 1518| 0| } 1519| | /* The buffer will contain sensitive information. Make sure it is erased */ 1520| 95| ssh_buffer_set_secure(buffer); 1521| | 1522| 95| if (key->cert != NULL) { ------------------ | Branch (1522:9): [True: 3, False: 92] ------------------ 1523| 3| rc = ssh_buffer_add_buffer(buffer, key->cert); 1524| 3| if (rc < 0) { ------------------ | Branch (1524:13): [True: 0, False: 3] ------------------ 1525| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 1526| 0| return NULL; 1527| 0| } 1528| 3| goto makestring; 1529| 3| } 1530| | 1531| 92| type_s = ssh_string_from_char(key->type_c); 1532| 92| if (type_s == NULL) { ------------------ | Branch (1532:9): [True: 0, False: 92] ------------------ 1533| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 1534| 0| return NULL; 1535| 0| } 1536| | 1537| 92| rc = ssh_buffer_add_ssh_string(buffer, type_s); 1538| 92| SSH_STRING_FREE(type_s); ------------------ | | 915| 92| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 92, False: 0] | | | Branch (915:69): [Folded, False: 92] | | ------------------ ------------------ 1539| 92| if (rc < 0) { ------------------ | Branch (1539:9): [True: 0, False: 92] ------------------ 1540| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 1541| 0| return NULL; 1542| 0| } 1543| | 1544| 92| switch (key->type) { 1545| 89| case SSH_KEYTYPE_RSA: ------------------ | Branch (1545:5): [True: 89, False: 3] ------------------ 1546| 89| case SSH_KEYTYPE_RSA1: { ------------------ | Branch (1546:5): [True: 0, False: 92] ------------------ 1547| 89|#if OPENSSL_VERSION_NUMBER < 0x30000000L 1548| 89| const BIGNUM *be = NULL, *bn = NULL; 1549| 89| const RSA *key_rsa = EVP_PKEY_get0_RSA(key->key); 1550| 89| RSA_get0_key(key_rsa, &bn, &be, NULL); 1551| |#else 1552| | const OSSL_PARAM *out_param = NULL; 1553| | rc = EVP_PKEY_todata(key->key, EVP_PKEY_PUBLIC_KEY, ¶ms); 1554| | if (rc != 1) { 1555| | goto fail; 1556| | } 1557| | out_param = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_E); 1558| | if (out_param == NULL) { 1559| | SSH_LOG(SSH_LOG_TRACE, "RSA: No param E has been found"); 1560| | goto fail; 1561| | } 1562| | rc = OSSL_PARAM_get_BN(out_param, &be); 1563| | if (rc != 1) { 1564| | goto fail; 1565| | } 1566| | out_param = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_N); 1567| | if (out_param == NULL) { 1568| | SSH_LOG(SSH_LOG_TRACE, "RSA: No param N has been found"); 1569| | goto fail; 1570| | } 1571| | rc = OSSL_PARAM_get_BN(out_param, &bn); 1572| | if (rc != 1) { 1573| | goto fail; 1574| | } 1575| |#endif /* OPENSSL_VERSION_NUMBER */ 1576| 89| e = ssh_make_bignum_string((BIGNUM *)be); 1577| 89| if (e == NULL) { ------------------ | Branch (1577:13): [True: 0, False: 89] ------------------ 1578| 0| goto fail; 1579| 0| } 1580| | 1581| 89| n = ssh_make_bignum_string((BIGNUM *)bn); 1582| 89| if (n == NULL) { ------------------ | Branch (1582:13): [True: 0, False: 89] ------------------ 1583| 0| goto fail; 1584| 0| } 1585| | 1586| 89| if (type == SSH_KEY_PUBLIC) { ------------------ | Branch (1586:13): [True: 89, False: 0] ------------------ 1587| | /* The N and E parts are swapped in the public key export ! */ 1588| 89| rc = ssh_buffer_add_ssh_string(buffer, e); 1589| 89| if (rc < 0) { ------------------ | Branch (1589:17): [True: 0, False: 89] ------------------ 1590| 0| goto fail; 1591| 0| } 1592| 89| rc = ssh_buffer_add_ssh_string(buffer, n); 1593| 89| if (rc < 0) { ------------------ | Branch (1593:17): [True: 0, False: 89] ------------------ 1594| 0| goto fail; 1595| 0| } 1596| 89| } else if (type == SSH_KEY_PRIVATE) { ------------------ | Branch (1596:20): [True: 0, False: 0] ------------------ 1597| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 1598| 0| const BIGNUM *bd, *biqmp, *bp, *bq; 1599| 0| RSA_get0_key(key_rsa, NULL, NULL, &bd); 1600| 0| RSA_get0_factors(key_rsa, &bp, &bq); 1601| 0| RSA_get0_crt_params(key_rsa, NULL, NULL, &biqmp); 1602| |#else 1603| | OSSL_PARAM_free(params); 1604| | rc = EVP_PKEY_todata(key->key, EVP_PKEY_KEYPAIR, ¶ms); 1605| | if (rc != 1) { 1606| | goto fail; 1607| | } 1608| | 1609| | out_param = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_D); 1610| | if (out_param == NULL) { 1611| | SSH_LOG(SSH_LOG_TRACE, "RSA: No param D has been found"); 1612| | goto fail; 1613| | } 1614| | rc = OSSL_PARAM_get_BN(out_param, &bd); 1615| | if (rc != 1) { 1616| | goto fail; 1617| | } 1618| | 1619| | out_param = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_FACTOR1); 1620| | if (out_param == NULL) { 1621| | SSH_LOG(SSH_LOG_TRACE, "RSA: No param P has been found"); 1622| | goto fail; 1623| | } 1624| | rc = OSSL_PARAM_get_BN(out_param, &bp); 1625| | if (rc != 1) { 1626| | goto fail; 1627| | } 1628| | 1629| | out_param = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_FACTOR2); 1630| | if (out_param == NULL) { 1631| | SSH_LOG(SSH_LOG_TRACE, "RSA: No param Q has been found"); 1632| | goto fail; 1633| | } 1634| | rc = OSSL_PARAM_get_BN(out_param, &bq); 1635| | if (rc != 1) { 1636| | goto fail; 1637| | } 1638| | 1639| | out_param = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_COEFFICIENT1); 1640| | if (out_param == NULL) { 1641| | SSH_LOG(SSH_LOG_TRACE, "RSA: No param IQMP has been found"); 1642| | goto fail; 1643| | } 1644| | rc = OSSL_PARAM_get_BN(out_param, &biqmp); 1645| | if (rc != 1) { 1646| | goto fail; 1647| | } 1648| |#endif /* OPENSSL_VERSION_NUMBER */ 1649| 0| rc = ssh_buffer_add_ssh_string(buffer, n); 1650| 0| if (rc < 0) { ------------------ | Branch (1650:17): [True: 0, False: 0] ------------------ 1651| 0| goto fail; 1652| 0| } 1653| 0| rc = ssh_buffer_add_ssh_string(buffer, e); 1654| 0| if (rc < 0) { ------------------ | Branch (1654:17): [True: 0, False: 0] ------------------ 1655| 0| goto fail; 1656| 0| } 1657| | 1658| 0| d = ssh_make_bignum_string((BIGNUM *)bd); 1659| 0| if (d == NULL) { ------------------ | Branch (1659:17): [True: 0, False: 0] ------------------ 1660| 0| goto fail; 1661| 0| } 1662| | 1663| 0| iqmp = ssh_make_bignum_string((BIGNUM *)biqmp); 1664| 0| if (iqmp == NULL) { ------------------ | Branch (1664:17): [True: 0, False: 0] ------------------ 1665| 0| goto fail; 1666| 0| } 1667| | 1668| 0| p = ssh_make_bignum_string((BIGNUM *)bp); 1669| 0| if (p == NULL) { ------------------ | Branch (1669:17): [True: 0, False: 0] ------------------ 1670| 0| goto fail; 1671| 0| } 1672| | 1673| 0| q = ssh_make_bignum_string((BIGNUM *)bq); 1674| 0| if (q == NULL) { ------------------ | Branch (1674:17): [True: 0, False: 0] ------------------ 1675| 0| goto fail; 1676| 0| } 1677| | 1678| 0| rc = ssh_buffer_add_ssh_string(buffer, d); 1679| 0| if (rc < 0) { ------------------ | Branch (1679:17): [True: 0, False: 0] ------------------ 1680| 0| goto fail; 1681| 0| } 1682| 0| rc = ssh_buffer_add_ssh_string(buffer, iqmp); 1683| 0| if (rc < 0) { ------------------ | Branch (1683:17): [True: 0, False: 0] ------------------ 1684| 0| goto fail; 1685| 0| } 1686| 0| rc = ssh_buffer_add_ssh_string(buffer, p); 1687| 0| if (rc < 0) { ------------------ | Branch (1687:17): [True: 0, False: 0] ------------------ 1688| 0| goto fail; 1689| 0| } 1690| 0| rc = ssh_buffer_add_ssh_string(buffer, q); 1691| 0| if (rc < 0) { ------------------ | Branch (1691:17): [True: 0, False: 0] ------------------ 1692| 0| goto fail; 1693| 0| } 1694| | 1695| 0| ssh_string_burn(d); 1696| 0| SSH_STRING_FREE(d); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1697| 0| ssh_string_burn(iqmp); 1698| 0| SSH_STRING_FREE(iqmp); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1699| 0| ssh_string_burn(p); 1700| 0| SSH_STRING_FREE(p); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1701| 0| ssh_string_burn(q); 1702| 0| SSH_STRING_FREE(q); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1703| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1704| | bignum_safe_free(bd); 1705| | bignum_safe_free(biqmp); 1706| | bignum_safe_free(bp); 1707| | bignum_safe_free(bq); 1708| |#endif /* OPENSSL_VERSION_NUMBER */ 1709| 0| } 1710| 89| ssh_string_burn(e); 1711| 89| SSH_STRING_FREE(e); ------------------ | | 915| 89| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 89, False: 0] | | | Branch (915:69): [Folded, False: 89] | | ------------------ ------------------ 1712| 89| ssh_string_burn(n); 1713| 89| SSH_STRING_FREE(n); ------------------ | | 915| 89| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 89, False: 0] | | | Branch (915:69): [Folded, False: 89] | | ------------------ ------------------ 1714| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1715| | bignum_safe_free(bn); 1716| | bignum_safe_free(be); 1717| | OSSL_PARAM_free(params); 1718| | params = NULL; 1719| |#endif /* OPENSSL_VERSION_NUMBER */ 1720| 89| break; 1721| 89| } 1722| 3| case SSH_KEYTYPE_ED25519: ------------------ | Branch (1722:5): [True: 3, False: 89] ------------------ 1723| 3| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (1723:5): [True: 0, False: 92] ------------------ 1724| 3| rc = EVP_PKEY_get_raw_public_key(key->key, NULL, &key_len); 1725| 3| if (rc != 1) { ------------------ | Branch (1725:13): [True: 0, False: 3] ------------------ 1726| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1727| 0| "Failed to get ed25519 raw public key length: %s", 1728| 0| ERR_error_string(ERR_get_error(), NULL)); 1729| 0| goto fail; 1730| 0| } 1731| | 1732| 3| if (key_len != ED25519_KEY_LEN) { ------------------ | | 44| 3|#define ED25519_KEY_LEN 32 ------------------ | Branch (1732:13): [True: 0, False: 3] ------------------ 1733| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1734| 0| "Unexpected length of private key %zu. Expected %d.", 1735| 0| key_len, 1736| 0| ED25519_KEY_LEN); 1737| 0| goto fail; 1738| 0| } 1739| | 1740| 3| ed25519_pubkey = malloc(key_len); 1741| 3| if (ed25519_pubkey == NULL) { ------------------ | Branch (1741:13): [True: 0, False: 3] ------------------ 1742| 0| SSH_LOG(SSH_LOG_TRACE, "Out of memory"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1743| 0| goto fail; 1744| 0| } 1745| | 1746| 3| rc = EVP_PKEY_get_raw_public_key(key->key, 1747| 3| (uint8_t *)ed25519_pubkey, 1748| 3| &key_len); 1749| 3| if (rc != 1) { ------------------ | Branch (1749:13): [True: 0, False: 3] ------------------ 1750| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1751| 0| "Failed to get ed25519 raw public key: %s", 1752| 0| ERR_error_string(ERR_get_error(), NULL)); 1753| 0| goto fail; 1754| 0| } 1755| | 1756| 3| rc = ssh_buffer_pack(buffer, ------------------ | | 50| 3| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 3| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 3| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 3|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 3| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 3| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 3|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1757| 3| "dP", 1758| 3| (uint32_t)ED25519_KEY_LEN, 1759| 3| (size_t)ED25519_KEY_LEN, 1760| 3| ed25519_pubkey); 1761| 3| if (rc == SSH_ERROR) { ------------------ | | 317| 3|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1761:13): [True: 0, False: 3] ------------------ 1762| 0| goto fail; 1763| 0| } 1764| | 1765| 3| if (type == SSH_KEY_PRIVATE && key->type == SSH_KEYTYPE_ED25519) { ------------------ | Branch (1765:13): [True: 0, False: 3] | Branch (1765:40): [True: 0, False: 0] ------------------ 1766| 0| key_len = 0; 1767| 0| rc = EVP_PKEY_get_raw_private_key(key->key, NULL, &key_len); 1768| 0| if (rc != 1) { ------------------ | Branch (1768:17): [True: 0, False: 0] ------------------ 1769| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1770| 0| "Failed to get ed25519 raw private key length: %s", 1771| 0| ERR_error_string(ERR_get_error(), NULL)); 1772| 0| goto fail; 1773| 0| } 1774| | 1775| 0| if (key_len != ED25519_KEY_LEN) { ------------------ | | 44| 0|#define ED25519_KEY_LEN 32 ------------------ | Branch (1775:17): [True: 0, False: 0] ------------------ 1776| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1777| 0| "Unexpected length of private key %zu. Expected %d.", 1778| 0| key_len, 1779| 0| ED25519_KEY_LEN); 1780| 0| goto fail; 1781| 0| } 1782| | 1783| 0| ed25519_privkey = malloc(key_len); 1784| 0| if (ed25519_privkey == NULL) { ------------------ | Branch (1784:17): [True: 0, False: 0] ------------------ 1785| 0| SSH_LOG(SSH_LOG_TRACE, "Out of memory"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1786| 0| goto fail; 1787| 0| } 1788| | 1789| 0| rc = EVP_PKEY_get_raw_private_key(key->key, 1790| 0| ed25519_privkey, 1791| 0| &key_len); 1792| 0| if (rc != 1) { ------------------ | Branch (1792:17): [True: 0, False: 0] ------------------ 1793| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1794| 0| "Failed to get ed25519 raw private key: %s", 1795| 0| ERR_error_string(ERR_get_error(), NULL)); 1796| 0| goto fail; 1797| 0| } 1798| | 1799| 0| rc = ssh_buffer_pack(buffer, ------------------ | | 50| 0| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 0| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 0|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 0| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 0| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 0|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 1800| 0| "dPP", 1801| 0| (uint32_t)(2 * ED25519_KEY_LEN), 1802| 0| (size_t)ED25519_KEY_LEN, 1803| 0| ed25519_privkey, 1804| 0| (size_t)ED25519_KEY_LEN, 1805| 0| ed25519_pubkey); 1806| 0| if (rc == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1806:17): [True: 0, False: 0] ------------------ 1807| 0| goto fail; 1808| 0| } 1809| 0| ssh_burn(ed25519_privkey, ED25519_KEY_LEN); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 1810| 0| SAFE_FREE(ed25519_privkey); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 1811| 3| } else if (type == SSH_KEY_PRIVATE && ------------------ | Branch (1811:20): [True: 0, False: 3] ------------------ 1812| 0| key->type == SSH_KEYTYPE_SK_ED25519) { ------------------ | Branch (1812:20): [True: 0, False: 0] ------------------ 1813| | 1814| 0| rc = pki_buffer_pack_sk_priv_data(buffer, key); 1815| 0| if (rc == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1815:17): [True: 0, False: 0] ------------------ 1816| 0| goto fail; 1817| 0| } 1818| 3| } else if (type == SSH_KEY_PUBLIC && ------------------ | Branch (1818:20): [True: 3, False: 0] ------------------ 1819| 3| key->type == SSH_KEYTYPE_SK_ED25519) { ------------------ | Branch (1819:20): [True: 0, False: 3] ------------------ 1820| | /* public key can contain certificate sk information */ 1821| 0| rc = ssh_buffer_add_ssh_string(buffer, key->sk_application); 1822| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1822:17): [True: 0, False: 0] ------------------ 1823| 0| goto fail; 1824| 0| } 1825| 0| } 1826| | 1827| 3| SAFE_FREE(ed25519_pubkey); ------------------ | | 373| 3|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 3, False: 0] | | | Branch (373:71): [Folded, False: 3] | | ------------------ ------------------ 1828| 3| break; 1829| 0| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (1829:5): [True: 0, False: 92] ------------------ 1830| 0| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (1830:5): [True: 0, False: 92] ------------------ 1831| 0| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (1831:5): [True: 0, False: 92] ------------------ 1832| 0| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (1832:5): [True: 0, False: 92] ------------------ 1833| 0|#ifdef HAVE_OPENSSL_ECC 1834| 0| { 1835| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1836| | EC_GROUP *group = NULL; 1837| | EC_POINT *point = NULL; 1838| | const void *pubkey = NULL; 1839| | size_t pubkey_len; 1840| | OSSL_PARAM *locate_param = NULL; 1841| |#else 1842| 0| const EC_GROUP *group = NULL; 1843| 0| const EC_POINT *point = NULL; 1844| 0| const BIGNUM *exp = NULL; 1845| 0| EC_KEY *ec = NULL; 1846| 0|#endif /* OPENSSL_VERSION_NUMBER */ 1847| | 1848| 0| type_s = ssh_string_from_char(pki_key_ecdsa_nid_to_char(key->ecdsa_nid)); 1849| 0| if (type_s == NULL) { ------------------ | Branch (1849:13): [True: 0, False: 0] ------------------ 1850| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 1851| 0| return NULL; 1852| 0| } 1853| | 1854| 0| rc = ssh_buffer_add_ssh_string(buffer, type_s); 1855| 0| SSH_STRING_FREE(type_s); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1856| 0| if (rc < 0) { ------------------ | Branch (1856:13): [True: 0, False: 0] ------------------ 1857| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 1858| 0| return NULL; 1859| 0| } 1860| | 1861| 0|#if OPENSSL_VERSION_NUMBER < 0x30000000L 1862| 0| ec = EVP_PKEY_get0_EC_KEY(key->key); 1863| 0| if (ec == NULL) { ------------------ | Branch (1863:13): [True: 0, False: 0] ------------------ 1864| 0| goto fail; 1865| 0| } 1866| |#ifdef WITH_PKCS11_URI 1867| | if (ssh_key_is_private(key) && !EC_KEY_get0_public_key(ec)) { 1868| | SSH_LOG(SSH_LOG_TRACE, 1869| | "It is mandatory to have separate" 1870| | " public ECDSA key objects in the PKCS #11 device." 1871| | " Unlike RSA, ECDSA public keys cannot be derived" 1872| | " from their private keys."); 1873| | goto fail; 1874| | } 1875| |#endif /* WITH_PKCS11_URI */ 1876| 0| group = EC_KEY_get0_group(ec); 1877| 0| point = EC_KEY_get0_public_key(ec); 1878| 0| if (group == NULL || point == NULL) { ------------------ | Branch (1878:13): [True: 0, False: 0] | Branch (1878:30): [True: 0, False: 0] ------------------ 1879| 0| goto fail; 1880| 0| } 1881| 0| e = pki_key_make_ecpoint_string(group, point); 1882| |#else 1883| | rc = EVP_PKEY_todata(key->key, EVP_PKEY_PUBLIC_KEY, ¶ms); 1884| | if (rc < 0) { 1885| | goto fail; 1886| | } 1887| | 1888| | locate_param = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_PUB_KEY); 1889| |#ifdef WITH_PKCS11_URI 1890| | if (ssh_key_is_private(key) && !locate_param) { 1891| | SSH_LOG(SSH_LOG_TRACE, 1892| | "It is mandatory to have separate" 1893| | " public ECDSA key objects in the PKCS #11 device." 1894| | " Unlike RSA, ECDSA public keys cannot be derived" 1895| | " from their private keys."); 1896| | goto fail; 1897| | } 1898| |#endif /* WITH_PKCS11_URI */ 1899| | 1900| | rc = OSSL_PARAM_get_octet_string_ptr(locate_param, &pubkey, &pubkey_len); 1901| | if (rc != 1) { 1902| | goto fail; 1903| | } 1904| | /* Convert the data to low-level representation */ 1905| | group = EC_GROUP_new_by_curve_name_ex(NULL, NULL, key->ecdsa_nid); 1906| | point = EC_POINT_new(group); 1907| | rc = EC_POINT_oct2point(group, point, pubkey, pubkey_len, NULL); 1908| | if (group == NULL || point == NULL || rc != 1) { 1909| | EC_GROUP_free(group); 1910| | EC_POINT_free(point); 1911| | goto fail; 1912| | } 1913| | 1914| | e = pki_key_make_ecpoint_string(group, point); 1915| | EC_GROUP_free(group); 1916| | EC_POINT_free(point); 1917| |#endif /* OPENSSL_VERSION_NUMBER */ 1918| 0| if (e == NULL) { ------------------ | Branch (1918:13): [True: 0, False: 0] ------------------ 1919| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 1920| 0| return NULL; 1921| 0| } 1922| | 1923| 0| rc = ssh_buffer_add_ssh_string(buffer, e); 1924| 0| if (rc < 0) { ------------------ | Branch (1924:13): [True: 0, False: 0] ------------------ 1925| 0| goto fail; 1926| 0| } 1927| | 1928| 0| ssh_string_burn(e); 1929| 0| SSH_STRING_FREE(e); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1930| 0| e = NULL; 1931| | 1932| 0| if (type == SSH_KEY_PRIVATE && key->type != SSH_KEYTYPE_SK_ECDSA) { ------------------ | Branch (1932:13): [True: 0, False: 0] | Branch (1932:40): [True: 0, False: 0] ------------------ 1933| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1934| | OSSL_PARAM_free(params); 1935| | rc = EVP_PKEY_todata(key->key, EVP_PKEY_KEYPAIR, ¶ms); 1936| | if (rc < 0) { 1937| | goto fail; 1938| | } 1939| | 1940| | locate_param = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_PRIV_KEY); 1941| | rc = OSSL_PARAM_get_BN(locate_param, &bd); 1942| | if (rc != 1) { 1943| | goto fail; 1944| | } 1945| | d = ssh_make_bignum_string((BIGNUM *)bd); 1946| | if (d == NULL) { 1947| | goto fail; 1948| | } 1949| | if (ssh_buffer_add_ssh_string(buffer, d) < 0) { 1950| | goto fail; 1951| | } 1952| |#else 1953| 0| exp = EC_KEY_get0_private_key(ec); 1954| 0| if (exp == NULL) { ------------------ | Branch (1954:17): [True: 0, False: 0] ------------------ 1955| 0| goto fail; 1956| 0| } 1957| 0| d = ssh_make_bignum_string((BIGNUM *)exp); 1958| 0| if (d == NULL) { ------------------ | Branch (1958:17): [True: 0, False: 0] ------------------ 1959| 0| goto fail; 1960| 0| } 1961| 0| rc = ssh_buffer_add_ssh_string(buffer, d); 1962| 0| if (rc < 0) { ------------------ | Branch (1962:17): [True: 0, False: 0] ------------------ 1963| 0| goto fail; 1964| 0| } 1965| 0|#endif /* OPENSSL_VERSION_NUMBER */ 1966| 0| ssh_string_burn(d); 1967| 0| SSH_STRING_FREE(d); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 1968| 0| d = NULL; 1969| 0| } else if (type == SSH_KEY_PRIVATE && ------------------ | Branch (1969:20): [True: 0, False: 0] ------------------ 1970| 0| key->type == SSH_KEYTYPE_SK_ECDSA) { ------------------ | Branch (1970:20): [True: 0, False: 0] ------------------ 1971| | 1972| 0| rc = pki_buffer_pack_sk_priv_data(buffer, key); 1973| 0| if (rc == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (1973:17): [True: 0, False: 0] ------------------ 1974| 0| goto fail; 1975| 0| } 1976| 0| } else if (type == SSH_KEY_PUBLIC && ------------------ | Branch (1976:20): [True: 0, False: 0] ------------------ 1977| 0| key->type == SSH_KEYTYPE_SK_ECDSA) { ------------------ | Branch (1977:20): [True: 0, False: 0] ------------------ 1978| | /* public key can contain certificate sk information */ 1979| 0| rc = ssh_buffer_add_ssh_string(buffer, key->sk_application); 1980| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (1980:17): [True: 0, False: 0] ------------------ 1981| 0| goto fail; 1982| 0| } 1983| 0| } 1984| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 1985| | bignum_safe_free(bd); 1986| | OSSL_PARAM_free(params); 1987| | params = NULL; 1988| |#endif /* OPENSSL_VERSION_NUMBER */ 1989| 0| break; 1990| 0| } 1991| 0|#endif /* HAVE_OPENSSL_ECC */ 1992| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (1992:5): [True: 0, False: 92] ------------------ 1993| 0| default: ------------------ | Branch (1993:5): [True: 0, False: 92] ------------------ 1994| 0| goto fail; 1995| 92| } 1996| | 1997| 95|makestring: 1998| 95| str = ssh_string_new(ssh_buffer_get_len(buffer)); 1999| 95| if (str == NULL) { ------------------ | Branch (1999:9): [True: 0, False: 95] ------------------ 2000| 0| goto fail; 2001| 0| } 2002| | 2003| 95| rc = ssh_string_fill(str, ssh_buffer_get(buffer), ssh_buffer_get_len(buffer)); 2004| 95| if (rc < 0) { ------------------ | Branch (2004:9): [True: 0, False: 95] ------------------ 2005| 0| goto fail; 2006| 0| } 2007| 95| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 95| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 95, False: 0] | | | Branch (957:69): [Folded, False: 95] | | ------------------ ------------------ 2008| | 2009| 95| return str; 2010| 0|fail: 2011| 0| SSH_BUFFER_FREE(buffer); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 2012| 0| ssh_string_burn(str); 2013| 0| SSH_STRING_FREE(str); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2014| 0| ssh_string_burn(e); 2015| 0| SSH_STRING_FREE(e); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2016| 0| ssh_string_burn(p); 2017| 0| SSH_STRING_FREE(p); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2018| 0| ssh_string_burn(g); 2019| 0| SSH_STRING_FREE(g); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2020| 0| ssh_string_burn(q); 2021| 0| SSH_STRING_FREE(q); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2022| 0| ssh_string_burn(n); 2023| 0| SSH_STRING_FREE(n); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2024| 0| ssh_string_burn(d); 2025| 0| SSH_STRING_FREE(d); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2026| 0| ssh_string_burn(iqmp); 2027| 0| SSH_STRING_FREE(iqmp); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2028| |#if OPENSSL_VERSION_NUMBER >= 0x30000000L 2029| | bignum_safe_free(bp); 2030| | bignum_safe_free(bq); 2031| | bignum_safe_free(bg); 2032| | bignum_safe_free(bpub_key); 2033| | bignum_safe_free(bn); 2034| | bignum_safe_free(be); 2035| | bignum_safe_free(bd); 2036| | bignum_safe_free(biqmp); 2037| | OSSL_PARAM_free(params); 2038| |#endif /* OPENSSL_VERSION_NUMBER */ 2039| 0| free(ed25519_pubkey); 2040| 0| if (ed25519_privkey) { ------------------ | Branch (2040:9): [True: 0, False: 0] ------------------ 2041| 0| ssh_burn(ed25519_privkey, ED25519_KEY_LEN); ------------------ | | 388| 0|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 2042| 0| free(ed25519_privkey); 2043| 0| } 2044| | 2045| | return NULL; 2046| 95|} pki_signature_from_blob: 2393| 11|{ 2394| 11| ssh_signature sig; 2395| 11| int rc; 2396| | 2397| 11| if (ssh_key_type_plain(pubkey->type) != type) { ------------------ | Branch (2397:9): [True: 2, False: 9] ------------------ 2398| 2| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 2| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2399| 2| "Incompatible public key provided (%d) expecting (%d)", 2400| 2| type, 2401| 2| pubkey->type); 2402| 2| return NULL; 2403| 2| } 2404| | 2405| 9| sig = ssh_signature_new(); 2406| 9| if (sig == NULL) { ------------------ | Branch (2406:9): [True: 0, False: 9] ------------------ 2407| 0| return NULL; 2408| 0| } 2409| | 2410| 9| sig->type = type; 2411| 9| sig->type_c = ssh_key_signature_to_char(type, hash_type); 2412| 9| sig->hash_type = hash_type; 2413| | 2414| 9| switch(type) { 2415| 9| case SSH_KEYTYPE_RSA: ------------------ | Branch (2415:9): [True: 9, False: 0] ------------------ 2416| 9| case SSH_KEYTYPE_RSA1: ------------------ | Branch (2416:9): [True: 0, False: 9] ------------------ 2417| 9| rc = pki_signature_from_rsa_blob(pubkey, sig_blob, sig); 2418| 9| if (rc != SSH_OK) { ------------------ | | 316| 9|#define SSH_OK 0 /* No error */ ------------------ | Branch (2418:17): [True: 0, False: 9] ------------------ 2419| 0| goto error; 2420| 0| } 2421| 9| break; 2422| 9| case SSH_KEYTYPE_ED25519: ------------------ | Branch (2422:9): [True: 0, False: 9] ------------------ 2423| 0| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (2423:9): [True: 0, False: 9] ------------------ 2424| 0| rc = pki_signature_from_ed25519_blob(sig, sig_blob); 2425| 0| if (rc != SSH_OK){ ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (2425:17): [True: 0, False: 0] ------------------ 2426| 0| goto error; 2427| 0| } 2428| 0| break; 2429| 0| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (2429:9): [True: 0, False: 9] ------------------ 2430| 0| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (2430:9): [True: 0, False: 9] ------------------ 2431| 0| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (2431:9): [True: 0, False: 9] ------------------ 2432| 0| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (2432:9): [True: 0, False: 9] ------------------ 2433| 0| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (2433:9): [True: 0, False: 9] ------------------ 2434| 0| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (2434:9): [True: 0, False: 9] ------------------ 2435| 0| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (2435:9): [True: 0, False: 9] ------------------ 2436| 0| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (2436:9): [True: 0, False: 9] ------------------ 2437| 0|#ifdef HAVE_OPENSSL_ECC 2438| 0| rc = pki_signature_from_ecdsa_blob(pubkey, sig_blob, sig); 2439| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (2439:17): [True: 0, False: 0] ------------------ 2440| 0| goto error; 2441| 0| } 2442| 0| break; 2443| 0|#endif 2444| 0| default: ------------------ | Branch (2444:9): [True: 0, False: 9] ------------------ 2445| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (2445:9): [True: 0, False: 9] ------------------ 2446| 0| SSH_LOG(SSH_LOG_TRACE, "Unknown signature type"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2447| 0| goto error; 2448| 9| } 2449| | 2450| 9| return sig; 2451| | 2452| 0|error: 2453| 0| ssh_signature_free(sig); 2454| | return NULL; 2455| 9|} pki_verify_data_signature: 2676| 6|{ 2677| 6| const EVP_MD *md = NULL; 2678| 6| EVP_MD_CTX *ctx = NULL; 2679| 6| EVP_PKEY *pkey = NULL; 2680| | 2681| 6| unsigned char *raw_sig_data = NULL; 2682| 6| size_t raw_sig_len; 2683| | 2684| | /* Function return code 2685| | * Do not change this variable throughout the function until the signature 2686| | * is successfully verified! 2687| | */ 2688| 6| int rc = SSH_ERROR; ------------------ | | 317| 6|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2689| 6| int ok; 2690| | 2691| 6| if (pubkey == NULL || ssh_key_is_private(pubkey) || input == NULL || ------------------ | Branch (2691:9): [True: 0, False: 6] | Branch (2691:27): [True: 0, False: 6] | Branch (2691:57): [True: 0, False: 6] ------------------ 2692| 6| signature == NULL || signature->raw_sig == NULL) ------------------ | Branch (2692:9): [True: 0, False: 6] | Branch (2692:30): [True: 0, False: 6] ------------------ 2693| 0| { 2694| 0| SSH_LOG(SSH_LOG_TRACE, "Bad parameter provided to " ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2695| 0| "pki_verify_data_signature()"); 2696| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2697| 0| } 2698| | 2699| | /* Check if public key and hash type are compatible */ 2700| 6| ok = pki_key_check_hash_compatible(pubkey, signature->hash_type); 2701| 6| if (ok != SSH_OK) { ------------------ | | 316| 6|#define SSH_OK 0 /* No error */ ------------------ | Branch (2701:9): [True: 0, False: 6] ------------------ 2702| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2703| 0| } 2704| | 2705| | /* Get the signature to be verified */ 2706| 6| raw_sig_data = ssh_string_data(signature->raw_sig); 2707| 6| raw_sig_len = ssh_string_len(signature->raw_sig); 2708| 6| if (raw_sig_data == NULL) { ------------------ | Branch (2708:9): [True: 0, False: 6] ------------------ 2709| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2710| 0| } 2711| | 2712| | /* Set hash algorithm to be used */ 2713| 6| md = pki_digest_to_md(signature->hash_type); 2714| 6| if (md == NULL) { ------------------ | Branch (2714:9): [True: 0, False: 6] ------------------ 2715| 0| if (signature->hash_type != SSH_DIGEST_AUTO) { ------------------ | Branch (2715:13): [True: 0, False: 0] ------------------ 2716| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2717| 0| } 2718| 0| } 2719| | 2720| | /* Setup public key EVP_PKEY */ 2721| 6| pkey = pki_key_to_pkey(pubkey); 2722| 6| if (pkey == NULL) { ------------------ | Branch (2722:9): [True: 0, False: 6] ------------------ 2723| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2724| 0| } 2725| | 2726| | /* Create the context */ 2727| 6| ctx = EVP_MD_CTX_new(); 2728| 6| if (ctx == NULL) { ------------------ | Branch (2728:9): [True: 0, False: 6] ------------------ 2729| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2730| 0| "Failed to create EVP_MD_CTX: %s", 2731| 0| ERR_error_string(ERR_get_error(), NULL)); 2732| 0| goto out; 2733| 0| } 2734| | 2735| | /* Verify the signature */ 2736| 6| ok = EVP_DigestVerifyInit(ctx, NULL, md, NULL, pkey); 2737| 6| if (ok != 1){ ------------------ | Branch (2737:9): [True: 0, False: 6] ------------------ 2738| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2739| 0| "EVP_DigestVerifyInit() failed: %s", 2740| 0| ERR_error_string(ERR_get_error(), NULL)); 2741| 0| goto out; 2742| 0| } 2743| | 2744| 6| ok = EVP_DigestVerify(ctx, raw_sig_data, raw_sig_len, input, input_len); 2745| 6| if (ok != 1) { ------------------ | Branch (2745:9): [True: 6, False: 0] ------------------ 2746| 6| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 6| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2747| 6| "Signature invalid: %s", 2748| 6| ERR_error_string(ERR_get_error(), NULL)); 2749| 6| goto out; 2750| 6| } 2751| | 2752| 0| SSH_LOG(SSH_LOG_TRACE, "Signature valid"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2753| 0| rc = SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 2754| | 2755| 6|out: 2756| 6| EVP_MD_CTX_free(ctx); 2757| 6| EVP_PKEY_free(pkey); 2758| 6| return rc; 2759| 0|} ssh_key_size: 2762| 12|{ 2763| 12| int bits = 0; 2764| 12| EVP_PKEY *pkey = NULL; 2765| | 2766| 12| switch (key->type) { 2767| 12| case SSH_KEYTYPE_RSA: ------------------ | Branch (2767:5): [True: 12, False: 0] ------------------ 2768| 12| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (2768:5): [True: 0, False: 12] ------------------ 2769| 12| case SSH_KEYTYPE_RSA1: ------------------ | Branch (2769:5): [True: 0, False: 12] ------------------ 2770| 12| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (2770:5): [True: 0, False: 12] ------------------ 2771| 12| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (2771:5): [True: 0, False: 12] ------------------ 2772| 12| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (2772:5): [True: 0, False: 12] ------------------ 2773| 12| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (2773:5): [True: 0, False: 12] ------------------ 2774| 12| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (2774:5): [True: 0, False: 12] ------------------ 2775| 12| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (2775:5): [True: 0, False: 12] ------------------ 2776| 12| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (2776:5): [True: 0, False: 12] ------------------ 2777| 12| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (2777:5): [True: 0, False: 12] ------------------ 2778| 12| pkey = pki_key_to_pkey(key); 2779| 12| if (pkey == NULL) { ------------------ | Branch (2779:13): [True: 0, False: 12] ------------------ 2780| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2781| 0| } 2782| 12| bits = EVP_PKEY_bits(pkey); 2783| 12| EVP_PKEY_free(pkey); 2784| 12| return bits; 2785| 0| case SSH_KEYTYPE_ED25519: ------------------ | Branch (2785:5): [True: 0, False: 12] ------------------ 2786| 0| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (2786:5): [True: 0, False: 12] ------------------ 2787| 0| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (2787:5): [True: 0, False: 12] ------------------ 2788| 0| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (2788:5): [True: 0, False: 12] ------------------ 2789| | /* ed25519 keys have fixed size */ 2790| 0| return 255; 2791| 0| case SSH_KEYTYPE_DSS: /* deprecated */ ------------------ | Branch (2791:5): [True: 0, False: 12] ------------------ 2792| 0| case SSH_KEYTYPE_DSS_CERT01: /* deprecated */ ------------------ | Branch (2792:5): [True: 0, False: 12] ------------------ 2793| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (2793:5): [True: 0, False: 12] ------------------ 2794| 0| default: ------------------ | Branch (2794:5): [True: 0, False: 12] ------------------ 2795| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2796| 12| } 2797| 12|} pki_crypto.c:pki_signature_from_rsa_blob: 2171| 9|{ 2172| 9| size_t pad_len = 0; 2173| 9| char *blob_orig = NULL; 2174| 9| char *blob_padded_data = NULL; 2175| 9| ssh_string sig_blob_padded = NULL; 2176| | 2177| 9| size_t rsalen = 0; 2178| 9| size_t len = ssh_string_len(sig_blob); 2179| | 2180| 9|#if OPENSSL_VERSION_NUMBER < 0x30000000L 2181| 9| const RSA *rsa = EVP_PKEY_get0_RSA(pubkey->key); 2182| | 2183| 9| if (rsa == NULL) { ------------------ | Branch (2183:9): [True: 0, False: 9] ------------------ 2184| 0| SSH_LOG(SSH_LOG_TRACE, "RSA field NULL"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2185| 0| goto errout; 2186| 0| } 2187| | 2188| 9| rsalen = RSA_size(rsa); 2189| |#else 2190| | if (EVP_PKEY_get_base_id(pubkey->key) != EVP_PKEY_RSA) { 2191| | SSH_LOG(SSH_LOG_TRACE, "Key has no RSA pubkey"); 2192| | goto errout; 2193| | } 2194| | 2195| | rsalen = EVP_PKEY_size(pubkey->key); 2196| |#endif /* OPENSSL_VERSION_NUMBER */ 2197| 9| if (len > rsalen) { ------------------ | Branch (2197:9): [True: 0, False: 9] ------------------ 2198| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2199| 0| "Signature is too big: %lu > %lu", 2200| 0| (unsigned long)len, 2201| 0| (unsigned long)rsalen); 2202| 0| goto errout; 2203| 0| } 2204| | 2205| |#ifdef DEBUG_CRYPTO 2206| | SSH_LOG(SSH_LOG_DEBUG, "RSA signature len: %lu", (unsigned long)len); 2207| | ssh_log_hexdump("RSA signature", ssh_string_data(sig_blob), len); 2208| |#endif /* DEBUG_CRYPTO */ 2209| | 2210| 9| if (len == rsalen) { ------------------ | Branch (2210:9): [True: 5, False: 4] ------------------ 2211| 5| sig->raw_sig = ssh_string_copy(sig_blob); 2212| 5| } else { 2213| | /* pad the blob to the expected rsalen size */ 2214| 4| SSH_LOG(SSH_LOG_DEBUG, ------------------ | | 281| 4| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2215| 4| "RSA signature len %lu < %lu", 2216| 4| (unsigned long)len, 2217| 4| (unsigned long)rsalen); 2218| | 2219| 4| pad_len = rsalen - len; 2220| | 2221| 4| sig_blob_padded = ssh_string_new(rsalen); 2222| 4| if (sig_blob_padded == NULL) { ------------------ | Branch (2222:13): [True: 0, False: 4] ------------------ 2223| 0| goto errout; 2224| 0| } 2225| | 2226| 4| blob_padded_data = (char *) ssh_string_data(sig_blob_padded); 2227| 4| blob_orig = (char *) ssh_string_data(sig_blob); 2228| | 2229| 4| if (blob_padded_data == NULL || blob_orig == NULL) { ------------------ | Branch (2229:13): [True: 0, False: 4] | Branch (2229:41): [True: 0, False: 4] ------------------ 2230| 0| goto errout; 2231| 0| } 2232| | 2233| | /* front-pad the buffer with zeroes */ 2234| 4| ssh_burn(blob_padded_data, pad_len); ------------------ | | 388| 4|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 2235| | /* fill the rest with the actual signature blob */ 2236| 4| memcpy(blob_padded_data + pad_len, blob_orig, len); 2237| | 2238| 4| sig->raw_sig = sig_blob_padded; 2239| 4| } 2240| | 2241| 9| return SSH_OK; ------------------ | | 316| 9|#define SSH_OK 0 /* No error */ ------------------ 2242| | 2243| 0|errout: 2244| 0| SSH_STRING_FREE(sig_blob_padded); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 2245| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 2246| 9|} pki_crypto.c:pki_digest_to_md: 2458| 6|{ 2459| 6| const EVP_MD *md = NULL; 2460| | 2461| 6| switch (hash_type) { 2462| 1| case SSH_DIGEST_SHA256: ------------------ | Branch (2462:5): [True: 1, False: 5] ------------------ 2463| 1| md = EVP_sha256(); 2464| 1| break; 2465| 0| case SSH_DIGEST_SHA384: ------------------ | Branch (2465:5): [True: 0, False: 6] ------------------ 2466| 0| md = EVP_sha384(); 2467| 0| break; 2468| 3| case SSH_DIGEST_SHA512: ------------------ | Branch (2468:5): [True: 3, False: 3] ------------------ 2469| 3| md = EVP_sha512(); 2470| 3| break; 2471| 2| case SSH_DIGEST_SHA1: ------------------ | Branch (2471:5): [True: 2, False: 4] ------------------ 2472| 2| md = EVP_sha1(); 2473| 2| break; 2474| 0| case SSH_DIGEST_AUTO: ------------------ | Branch (2474:5): [True: 0, False: 6] ------------------ 2475| 0| md = NULL; 2476| 0| break; 2477| 0| default: ------------------ | Branch (2477:5): [True: 0, False: 6] ------------------ 2478| 0| SSH_LOG(SSH_LOG_TRACE, "Unknown hash algorithm for type: %d", ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2479| 0| hash_type); 2480| 0| return NULL; 2481| 6| } 2482| | 2483| 6| return md; 2484| 6|} pki_crypto.c:pki_key_to_pkey: 2487| 18|{ 2488| 18| EVP_PKEY *pkey = NULL; 2489| 18| int rc = 0; 2490| | 2491| 18| switch (key->type) { 2492| 18| case SSH_KEYTYPE_RSA: ------------------ | Branch (2492:5): [True: 18, False: 0] ------------------ 2493| 18| case SSH_KEYTYPE_RSA1: ------------------ | Branch (2493:5): [True: 0, False: 18] ------------------ 2494| 18| case SSH_KEYTYPE_RSA_CERT01: ------------------ | Branch (2494:5): [True: 0, False: 18] ------------------ 2495| 18| case SSH_KEYTYPE_ECDSA_P256: ------------------ | Branch (2495:5): [True: 0, False: 18] ------------------ 2496| 18| case SSH_KEYTYPE_ECDSA_P384: ------------------ | Branch (2496:5): [True: 0, False: 18] ------------------ 2497| 18| case SSH_KEYTYPE_ECDSA_P521: ------------------ | Branch (2497:5): [True: 0, False: 18] ------------------ 2498| 18| case SSH_KEYTYPE_ECDSA_P256_CERT01: ------------------ | Branch (2498:5): [True: 0, False: 18] ------------------ 2499| 18| case SSH_KEYTYPE_ECDSA_P384_CERT01: ------------------ | Branch (2499:5): [True: 0, False: 18] ------------------ 2500| 18| case SSH_KEYTYPE_ECDSA_P521_CERT01: ------------------ | Branch (2500:5): [True: 0, False: 18] ------------------ 2501| 18| case SSH_KEYTYPE_SK_ECDSA: ------------------ | Branch (2501:5): [True: 0, False: 18] ------------------ 2502| 18| case SSH_KEYTYPE_SK_ECDSA_CERT01: ------------------ | Branch (2502:5): [True: 0, False: 18] ------------------ 2503| 18| case SSH_KEYTYPE_ED25519: ------------------ | Branch (2503:5): [True: 0, False: 18] ------------------ 2504| 18| case SSH_KEYTYPE_ED25519_CERT01: ------------------ | Branch (2504:5): [True: 0, False: 18] ------------------ 2505| 18| case SSH_KEYTYPE_SK_ED25519: ------------------ | Branch (2505:5): [True: 0, False: 18] ------------------ 2506| 18| case SSH_KEYTYPE_SK_ED25519_CERT01: ------------------ | Branch (2506:5): [True: 0, False: 18] ------------------ 2507| 18| if (key->key == NULL) { ------------------ | Branch (2507:13): [True: 0, False: 18] ------------------ 2508| 0| SSH_LOG(SSH_LOG_TRACE, "NULL key->key"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2509| 0| goto error; 2510| 0| } 2511| 18| rc = EVP_PKEY_up_ref(key->key); 2512| 18| if (rc != 1) { ------------------ | Branch (2512:13): [True: 0, False: 18] ------------------ 2513| 0| SSH_LOG(SSH_LOG_TRACE, "Failed to reference EVP_PKEY"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2514| 0| return NULL; 2515| 0| } 2516| 18| pkey = key->key; 2517| 18| break; 2518| 0| case SSH_KEYTYPE_UNKNOWN: ------------------ | Branch (2518:5): [True: 0, False: 18] ------------------ 2519| 0| default: ------------------ | Branch (2519:5): [True: 0, False: 18] ------------------ 2520| 0| SSH_LOG(SSH_LOG_TRACE, "Unknown private key algorithm for type: %d", ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 2521| 0| key->type); 2522| 0| goto error; 2523| 18| } 2524| | 2525| 18| return pkey; 2526| | 2527| 0|error: 2528| 0| EVP_PKEY_free(pkey); 2529| | return NULL; 2530| 18|} ssh_poll_init: 91| 2|{ 92| 2| return; 93| 2|} ssh_poll: 115| 2.27k|{ 116| 2.27k| return poll((struct pollfd *)fds, nfds, timeout); 117| 2.27k|} ssh_poll_new: 396| 579|{ 397| 579| ssh_poll_handle p = NULL; 398| | 399| 579| p = malloc(sizeof(struct ssh_poll_handle_struct)); 400| 579| if (p == NULL) { ------------------ | Branch (400:9): [True: 0, False: 579] ------------------ 401| 0| return NULL; 402| 0| } 403| 579| ZERO_STRUCTP(p); ------------------ | | 379| 579|#define ZERO_STRUCTP(x) do { if ((x) != NULL) memset((x), 0, sizeof(*(x))); } while(0) | | ------------------ | | | Branch (379:34): [True: 579, False: 0] | | | Branch (379:85): [Folded, False: 579] | | ------------------ ------------------ 404| | 405| 579| p->x.fd = fd; 406| 579| p->events = events; 407| 579| p->cb = cb; 408| 579| p->cb_data = userdata; 409| | 410| 579| return p; 411| 579|} ssh_poll_free: 420| 579|{ 421| 579| if (p->ctx != NULL) { ------------------ | Branch (421:9): [True: 579, False: 0] ------------------ 422| 579| ssh_poll_ctx_remove(p->ctx, p); 423| 579| p->ctx = NULL; 424| 579| } 425| | SAFE_FREE(p); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 426| 579|} ssh_poll_get_ctx: 436| 2.27k|{ 437| 2.27k| return p->ctx; 438| 2.27k|} ssh_poll_get_events: 448| 52.5k|{ 449| 52.5k| return p->events; 450| 52.5k|} ssh_poll_set_events: 461| 53.7k|{ 462| 53.7k| p->events = events; 463| 53.7k| if (p->ctx != NULL) { ------------------ | Branch (463:9): [True: 52.5k, False: 1.15k] ------------------ 464| 52.5k| if (!ssh_poll_is_locked(p)) { ------------------ | Branch (464:13): [True: 2.09k, False: 50.4k] ------------------ 465| 2.09k| p->ctx->pollfds[p->x.idx].events = events; 466| 50.4k| } else if (!(p->ctx->pollfds[p->x.idx].events & POLLOUT)) { ------------------ | Branch (466:20): [True: 1.51k, False: 48.9k] ------------------ 467| | /* if locked, allow only setting POLLOUT to prevent recursive 468| | * callbacks */ 469| | p->ctx->pollfds[p->x.idx].events = events & POLLOUT; 470| 1.51k| } 471| 52.5k| } 472| 53.7k|} ssh_poll_add_events: 498| 52.3k|{ 499| 52.3k| ssh_poll_set_events(p, ssh_poll_get_events(p) | events); 500| 52.3k|} ssh_poll_remove_events: 510| 183|{ 511| 183| ssh_poll_set_events(p, ssh_poll_get_events(p) & ~events); 512| 183|} ssh_poll_ctx_new: 560| 579|{ 561| 579| ssh_poll_ctx ctx; 562| | 563| 579| ctx = malloc(sizeof(struct ssh_poll_ctx_struct)); 564| 579| if (ctx == NULL) { ------------------ | Branch (564:9): [True: 0, False: 579] ------------------ 565| 0| return NULL; 566| 0| } 567| 579| ZERO_STRUCTP(ctx); ------------------ | | 379| 579|#define ZERO_STRUCTP(x) do { if ((x) != NULL) memset((x), 0, sizeof(*(x))); } while(0) | | ------------------ | | | Branch (379:34): [True: 579, False: 0] | | | Branch (379:85): [Folded, False: 579] | | ------------------ ------------------ 568| | 569| 579| if (chunk_size == 0) { ------------------ | Branch (569:9): [True: 0, False: 579] ------------------ 570| 0| chunk_size = SSH_POLL_CTX_CHUNK; ------------------ | | 43| 0|#define SSH_POLL_CTX_CHUNK 5 ------------------ 571| 0| } 572| | 573| 579| ctx->chunk_size = chunk_size; 574| | 575| 579| return ctx; 576| 579|} ssh_poll_ctx_free: 584| 579|{ 585| 579| if (ctx->polls_allocated > 0) { ------------------ | Branch (585:9): [True: 579, False: 0] ------------------ 586| 579| while (ctx->polls_used > 0) { ------------------ | Branch (586:16): [True: 0, False: 579] ------------------ 587| 0| ssh_poll_handle p = ctx->pollptrs[0]; 588| | /* 589| | * The free function calls ssh_poll_ctx_remove() and decrements 590| | * ctx->polls_used 591| | */ 592| 0| ssh_poll_free(p); 593| 0| } 594| | 595| 579| SAFE_FREE(ctx->pollptrs); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 596| 579| SAFE_FREE(ctx->pollfds); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 597| 579| } 598| | 599| | SAFE_FREE(ctx); ------------------ | | 373| 579|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 0] | | | Branch (373:71): [Folded, False: 579] | | ------------------ ------------------ 600| 579|} ssh_poll_ctx_add: 647| 579|{ 648| 579| socket_t fd; 649| | 650| 579| if (p->ctx != NULL) { ------------------ | Branch (650:9): [True: 0, False: 579] ------------------ 651| | /* already attached to a context */ 652| 0| return -1; 653| 0| } 654| | 655| 579| if (ctx->polls_used == ctx->polls_allocated && ------------------ | Branch (655:9): [True: 579, False: 0] ------------------ 656| 579| ssh_poll_ctx_resize(ctx, ctx->polls_allocated + ctx->chunk_size) < 0) { ------------------ | Branch (656:9): [True: 0, False: 579] ------------------ 657| 0| return -1; 658| 0| } 659| | 660| 579| fd = p->x.fd; 661| 579| p->x.idx = ctx->polls_used++; 662| 579| ctx->pollptrs[p->x.idx] = p; 663| 579| ctx->pollfds[p->x.idx].fd = fd; 664| 579| ctx->pollfds[p->x.idx].events = p->events; 665| 579| ctx->pollfds[p->x.idx].revents = 0; 666| 579| p->ctx = ctx; 667| | 668| 579| return 0; 669| 579|} ssh_poll_ctx_remove: 697| 579|{ 698| 579| size_t i; 699| | 700| 579| i = p->x.idx; 701| 579| p->x.fd = ctx->pollfds[i].fd; 702| 579| p->ctx = NULL; 703| | 704| 579| ctx->polls_used--; 705| | 706| | /* fill the empty poll slot with the last one */ 707| 579| if (ctx->polls_used > 0 && ctx->polls_used != i) { ------------------ | Branch (707:9): [True: 0, False: 579] | Branch (707:32): [True: 0, False: 0] ------------------ 708| 0| ctx->pollfds[i] = ctx->pollfds[ctx->polls_used]; 709| 0| ctx->pollptrs[i] = ctx->pollptrs[ctx->polls_used]; 710| 0| ctx->pollptrs[i]->x.idx = i; 711| 0| } 712| | 713| | /* this will always leave at least chunk_size polls allocated */ 714| 579| if (ctx->polls_allocated - ctx->polls_used > ctx->chunk_size) { ------------------ | Branch (714:9): [True: 0, False: 579] ------------------ 715| 0| ssh_poll_ctx_resize(ctx, ctx->polls_allocated - ctx->chunk_size); 716| 0| } 717| 579|} ssh_poll_is_locked: 726| 54.8k|{ 727| 54.8k| if (p == NULL) { ------------------ | Branch (727:9): [True: 0, False: 54.8k] ------------------ 728| 0| return false; 729| 0| } 730| 54.8k| return p->lock_cnt > 0; 731| 54.8k|} ssh_poll_ctx_dopoll: 750| 2.27k|{ 751| 2.27k| int rc; 752| 2.27k| size_t i, used; 753| 2.27k| ssh_poll_handle p = NULL; 754| 2.27k| socket_t fd; 755| 2.27k| int revents; 756| 2.27k| struct ssh_timestamp ts; 757| | 758| 2.27k| if (ctx->polls_used == 0) { ------------------ | Branch (758:9): [True: 0, False: 2.27k] ------------------ 759| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 760| 0| } 761| | 762| | /* Allow only POLLOUT events on locked sockets as that means we are called 763| | * recursively and we only want process the POLLOUT events here to flush 764| | * output buffer */ 765| 4.55k| for (i = 0; i < ctx->polls_used; i++) { ------------------ | Branch (765:17): [True: 2.27k, False: 2.27k] ------------------ 766| | /* The lock allows only POLLOUT events: drop the rest */ 767| 2.27k| if (ssh_poll_is_locked(ctx->pollptrs[i])) { ------------------ | Branch (767:13): [True: 0, False: 2.27k] ------------------ 768| 0| ctx->pollfds[i].events &= POLLOUT; 769| 0| } 770| 2.27k| } 771| 2.27k| ssh_timestamp_init(&ts); 772| 2.27k| do { 773| 2.27k| int tm = ssh_timeout_update(&ts, timeout); 774| 2.27k| rc = ssh_poll(ctx->pollfds, ctx->polls_used, tm); 775| 2.27k| } while (rc == -1 && errno == EINTR); ------------------ | Branch (775:14): [True: 0, False: 2.27k] | Branch (775:26): [True: 0, False: 0] ------------------ 776| | 777| 2.27k| if (rc < 0) { ------------------ | Branch (777:9): [True: 0, False: 2.27k] ------------------ 778| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 779| 0| } 780| 2.27k| if (rc == 0) { ------------------ | Branch (780:9): [True: 0, False: 2.27k] ------------------ 781| 0| return SSH_AGAIN; ------------------ | | 318| 0|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ 782| 0| } 783| | 784| 2.27k| used = ctx->polls_used; 785| 4.37k| for (i = 0; i < used && rc > 0; ) { ------------------ | Branch (785:17): [True: 2.27k, False: 2.09k] | Branch (785:29): [True: 2.27k, False: 0] ------------------ 786| 2.27k| revents = ctx->pollfds[i].revents; 787| | /* Do not pass any other events except for POLLOUT to callback when 788| | * called recursively more than 2 times. On s390x the poll will be 789| | * spammed with POLLHUP events causing infinite recursion when the user 790| | * callback issues some write/flush/poll calls. */ 791| 2.27k| if (ctx->pollptrs[i]->lock_cnt > 2) { ------------------ | Branch (791:13): [True: 0, False: 2.27k] ------------------ 792| 0| revents &= POLLOUT; 793| 0| } 794| 2.27k| if (revents == 0) { ------------------ | Branch (794:13): [True: 0, False: 2.27k] ------------------ 795| 0| i++; 796| 2.27k| } else { 797| 2.27k| int ret; 798| | 799| 2.27k| p = ctx->pollptrs[i]; 800| 2.27k| fd = ctx->pollfds[i].fd; 801| | /* avoid having any event caught during callback */ 802| 2.27k| ctx->pollfds[i].events = 0; 803| 2.27k| p->lock_cnt++; 804| 2.27k| if (p->cb && (ret = p->cb(p, fd, revents, p->cb_data)) < 0) { ------------------ | Branch (804:17): [True: 2.27k, False: 0] | Branch (804:26): [True: 183, False: 2.09k] ------------------ 805| 183| if (ret == -2) { ------------------ | Branch (805:21): [True: 183, False: 0] ------------------ 806| 183| return -1; 807| 183| } 808| | /* the poll was removed, reload the used counter and start again 809| | */ 810| 0| used = ctx->polls_used; 811| 0| i = 0; 812| 2.09k| } else { 813| 2.09k| ctx->pollfds[i].revents = 0; 814| 2.09k| ctx->pollfds[i].events = p->events; 815| 2.09k| p->lock_cnt--; 816| 2.09k| i++; 817| 2.09k| } 818| | 819| 2.09k| rc--; 820| 2.09k| } 821| 2.27k| } 822| | 823| 2.09k| return rc; 824| 2.27k|} ssh_poll_get_default_ctx: 834| 579|{ 835| 579| if (session->default_poll_ctx != NULL) { ------------------ | Branch (835:9): [True: 0, False: 579] ------------------ 836| 0| return session->default_poll_ctx; 837| 0| } 838| | /* 2 is enough for the default one */ 839| 579| session->default_poll_ctx = ssh_poll_ctx_new(2); 840| 579| return session->default_poll_ctx; 841| 579|} poll.c:ssh_poll_ctx_resize: 603| 579|{ 604| 579| ssh_poll_handle *pollptrs = NULL; 605| 579| ssh_pollfd_t *pollfds = NULL; 606| | 607| 579| pollptrs = realloc(ctx->pollptrs, sizeof(ssh_poll_handle) * new_size); 608| 579| if (pollptrs == NULL) { ------------------ | Branch (608:9): [True: 0, False: 579] ------------------ 609| | /* Fail, but keep the old value to be freed later */ 610| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 611| 0| } 612| 579| ctx->pollptrs = pollptrs; 613| | 614| 579| pollfds = realloc(ctx->pollfds, sizeof(ssh_pollfd_t) * new_size); 615| 579| if (pollfds == NULL) { ------------------ | Branch (615:9): [True: 0, False: 579] ------------------ 616| 0| if (ctx->polls_allocated == 0) { ------------------ | Branch (616:13): [True: 0, False: 0] ------------------ 617| | /* This was initial allocation -- just free what we allocated above 618| | * and fail */ 619| 0| SAFE_FREE(ctx->pollptrs); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 620| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 621| 0| } 622| | /* Try to realloc the pollptrs back to the original size */ 623| 0| pollptrs = realloc(ctx->pollptrs, 624| 0| sizeof(ssh_poll_handle) * ctx->polls_allocated); 625| 0| if (pollptrs == NULL) { ------------------ | Branch (625:13): [True: 0, False: 0] ------------------ 626| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 627| 0| } 628| 0| ctx->pollptrs = pollptrs; 629| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 630| 0| } 631| | 632| 579| ctx->pollfds = pollfds; 633| 579| ctx->polls_allocated = new_size; 634| | 635| 579| return SSH_OK; ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ 636| 579|} ssh_new: 66| 1.14k|{ 67| 1.14k| ssh_session session = NULL; 68| 1.14k| char *id = NULL; 69| 1.14k| int rc; 70| | 71| 1.14k| session = calloc(1, sizeof (struct ssh_session_struct)); 72| 1.14k| if (session == NULL) { ------------------ | Branch (72:9): [True: 262, False: 884] ------------------ 73| 262| return NULL; 74| 262| } 75| | 76| 884| session->next_crypto = crypto_new(); 77| 884| if (session->next_crypto == NULL) { ------------------ | Branch (77:9): [True: 159, False: 725] ------------------ 78| 159| goto err; 79| 159| } 80| | 81| 725| session->socket = ssh_socket_new(session); 82| 725| if (session->socket == NULL) { ------------------ | Branch (82:9): [True: 142, False: 583] ------------------ 83| 142| goto err; 84| 142| } 85| | 86| 583| session->out_buffer = ssh_buffer_new(); 87| 583| if (session->out_buffer == NULL) { ------------------ | Branch (87:9): [True: 2, False: 581] ------------------ 88| 2| goto err; 89| 2| } 90| | 91| 581| session->in_buffer = ssh_buffer_new(); 92| 581| if (session->in_buffer == NULL) { ------------------ | Branch (92:9): [True: 0, False: 581] ------------------ 93| 0| goto err; 94| 0| } 95| | 96| 581| session->out_queue = ssh_list_new(); 97| 581| if (session->out_queue == NULL) { ------------------ | Branch (97:9): [True: 1, False: 580] ------------------ 98| 1| goto err; 99| 1| } 100| | 101| 580| session->alive = 0; 102| 580| session->auth.supported_methods = 0; 103| 580| ssh_set_blocking(session, 1); 104| 580| session->maxchannel = FIRST_CHANNEL; ------------------ | | 49| 580|#define FIRST_CHANNEL 42 // why not ? it helps to find bugs. ------------------ 105| 580| session->proxy_root = true; 106| | 107| 580| session->agent = ssh_agent_new(session); 108| 580| if (session->agent == NULL) { ------------------ | Branch (108:9): [True: 1, False: 579] ------------------ 109| 1| goto err; 110| 1| } 111| | 112| | /* Initialise a default PKI context */ 113| 579| session->pki_context = ssh_pki_ctx_new(); 114| 579| if (session->pki_context == NULL) { ------------------ | Branch (114:9): [True: 0, False: 579] ------------------ 115| 0| goto err; 116| 0| } 117| | 118| | /* OPTIONS */ 119| 579| session->opts.StrictHostKeyChecking = SSH_STRICT_HOSTKEY_ASK; 120| 579| session->opts.port = 22; 121| 579| session->opts.fd = -1; 122| 579| session->opts.compressionlevel = 7; 123| 579| session->opts.nodelay = 0; 124| 579| session->opts.identities_only = false; 125| 579| session->opts.batch_mode = false; 126| 579| session->opts.control_master = SSH_CONTROL_MASTER_NO; 127| | 128| 579| session->opts.flags = SSH_OPT_FLAG_PASSWORD_AUTH | ------------------ | | 109| 579|#define SSH_OPT_FLAG_PASSWORD_AUTH 0x1 ------------------ 129| 579| SSH_OPT_FLAG_PUBKEY_AUTH | ------------------ | | 110| 579|#define SSH_OPT_FLAG_PUBKEY_AUTH 0x2 ------------------ 130| 579| SSH_OPT_FLAG_KBDINT_AUTH | ------------------ | | 111| 579|#define SSH_OPT_FLAG_KBDINT_AUTH 0x4 ------------------ 131| 579| SSH_OPT_FLAG_GSSAPI_AUTH; ------------------ | | 112| 579|#define SSH_OPT_FLAG_GSSAPI_AUTH 0x8 ------------------ 132| 579| session->opts.pubkey_auth = SSH_PUBKEY_AUTH_ALL; 133| | 134| 579| session->opts.exp_flags = 0; 135| | 136| 579| session->opts.identity = ssh_list_new(); 137| 579| if (session->opts.identity == NULL) { ------------------ | Branch (137:9): [True: 0, False: 579] ------------------ 138| 0| goto err; 139| 0| } 140| 579| session->opts.identity_non_exp = ssh_list_new(); 141| 579| if (session->opts.identity_non_exp == NULL) { ------------------ | Branch (141:9): [True: 0, False: 579] ------------------ 142| 0| goto err; 143| 0| } 144| | 145| 579| session->opts.certificate = ssh_list_new(); 146| 579| if (session->opts.certificate == NULL) { ------------------ | Branch (146:9): [True: 0, False: 579] ------------------ 147| 0| goto err; 148| 0| } 149| 579| session->opts.certificate_non_exp = ssh_list_new(); 150| 579| if (session->opts.certificate_non_exp == NULL) { ------------------ | Branch (150:9): [True: 0, False: 579] ------------------ 151| 0| goto err; 152| 0| } 153| | /* the default certificates are loaded automatically from the default 154| | * identities later */ 155| | 156| 579| session->opts.local_forward = ssh_list_new(); 157| 579| if (session->opts.local_forward == NULL) { ------------------ | Branch (157:9): [True: 0, False: 579] ------------------ 158| 0| goto err; 159| 0| } 160| | 161| 579| session->opts.proxy_jumps = ssh_list_new(); 162| 579| if (session->opts.proxy_jumps == NULL) { ------------------ | Branch (162:9): [True: 0, False: 579] ------------------ 163| 0| goto err; 164| 0| } 165| | 166| 579| session->opts.send_env = ssh_list_new(); 167| 579| if (session->opts.send_env == NULL) { ------------------ | Branch (167:9): [True: 0, False: 579] ------------------ 168| 0| goto err; 169| 0| } 170| | 171| 579| session->opts.proxy_jumps_user_cb = ssh_list_new(); 172| 579| if (session->opts.proxy_jumps_user_cb == NULL) { ------------------ | Branch (172:9): [True: 0, False: 579] ------------------ 173| 0| goto err; 174| 0| } 175| | 176| |#ifdef WITH_GSSAPI 177| | session->opts.gssapi_key_exchange_algs = 178| | strdup(GSSAPI_KEY_EXCHANGE_SUPPORTED); 179| | if (session->opts.gssapi_key_exchange_algs == NULL) { 180| | goto err; 181| | } 182| |#endif /* WITH_GSSAPI */ 183| | 184| 579| id = strdup("%d/.ssh/id_ed25519"); 185| 579| if (id == NULL) { ------------------ | Branch (185:9): [True: 0, False: 579] ------------------ 186| 0| goto err; 187| 0| } 188| | 189| 579| rc = ssh_list_append(session->opts.identity_non_exp, id); 190| 579| if (rc == SSH_ERROR) { ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (190:9): [True: 0, False: 579] ------------------ 191| 0| goto err; 192| 0| } 193| | 194| 579|#ifdef HAVE_ECC 195| 579| id = strdup("%d/.ssh/id_ecdsa"); 196| 579| if (id == NULL) { ------------------ | Branch (196:9): [True: 0, False: 579] ------------------ 197| 0| goto err; 198| 0| } 199| 579| rc = ssh_list_append(session->opts.identity_non_exp, id); 200| 579| if (rc == SSH_ERROR) { ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (200:9): [True: 0, False: 579] ------------------ 201| 0| goto err; 202| 0| } 203| 579|#endif 204| | 205| 579| id = strdup("%d/.ssh/id_rsa"); 206| 579| if (id == NULL) { ------------------ | Branch (206:9): [True: 0, False: 579] ------------------ 207| 0| goto err; 208| 0| } 209| 579| rc = ssh_list_append(session->opts.identity_non_exp, id); 210| 579| if (rc == SSH_ERROR) { ------------------ | | 317| 579|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (210:9): [True: 0, False: 579] ------------------ 211| 0| goto err; 212| 0| } 213| | 214| |#ifdef WITH_FIDO2 215| | /* Add security key identities */ 216| | id = strdup("%d/.ssh/id_ed25519_sk"); 217| | if (id == NULL) { 218| | goto err; 219| | } 220| | rc = ssh_list_append(session->opts.identity_non_exp, id); 221| | if (rc == SSH_ERROR) { 222| | goto err; 223| | } 224| | 225| |#ifdef HAVE_ECC 226| | id = strdup("%d/.ssh/id_ecdsa_sk"); 227| | if (id == NULL) { 228| | goto err; 229| | } 230| | rc = ssh_list_append(session->opts.identity_non_exp, id); 231| | if (rc == SSH_ERROR) { 232| | goto err; 233| | } 234| |#endif /* HAVE_ECC */ 235| |#endif /* WITH_FIDO2 */ 236| | 237| | /* Explicitly initialize states */ 238| 579| session->session_state = SSH_SESSION_STATE_NONE; 239| 579| session->pending_call_state = SSH_PENDING_CALL_NONE; 240| 579| session->packet_state = PACKET_STATE_INIT; 241| 579| session->dh_handshake_state = DH_STATE_INIT; 242| 579| session->global_req_state = SSH_CHANNEL_REQ_STATE_NONE; 243| | 244| 579| session->auth.state = SSH_AUTH_STATE_NONE; 245| 579| session->auth.service_state = SSH_AUTH_SERVICE_NONE; 246| | 247| 579| return session; 248| | 249| 305|err: 250| 305| free(id); 251| 305| ssh_free(session); 252| | return NULL; 253| 579|} ssh_free: 264| 1.45k|{ 265| 1.45k| int i; 266| 1.45k| struct ssh_iterator *it = NULL; 267| 1.45k| struct ssh_buffer_struct *b = NULL; 268| | 269| 1.45k| if (session == NULL) { ------------------ | Branch (269:7): [True: 567, False: 884] ------------------ 270| 567| return; 271| 567| } 272| | 273| | /* 274| | * Delete all channels 275| | * 276| | * This needs the first thing we clean up cause if there is still an open 277| | * channel we call ssh_channel_close() first. So we need a working socket 278| | * and poll context for it. 279| | */ 280| 884| for (it = ssh_list_get_iterator(session->channels); 281| 884| it != NULL; ------------------ | Branch (281:8): [True: 0, False: 884] ------------------ 282| 884| it = ssh_list_get_iterator(session->channels)) { 283| 0| ssh_channel_do_free(ssh_iterator_value(ssh_channel,it)); ------------------ | | 114| 0| ((type)((iterator)->data)) ------------------ 284| 0| ssh_list_remove(session->channels, it); 285| 0| } 286| 884| ssh_list_free(session->channels); 287| 884| session->channels = NULL; 288| | 289| 884|#ifdef WITH_PCAP 290| 884| if (session->pcap_ctx) { ------------------ | Branch (290:7): [True: 0, False: 884] ------------------ 291| 0| ssh_pcap_context_free(session->pcap_ctx); 292| 0| session->pcap_ctx = NULL; 293| 0| } 294| 884|#endif 295| | 296| 884| ssh_socket_free(session->socket); 297| 884| session->socket = NULL; 298| | 299| 884| if (session->default_poll_ctx) { ------------------ | Branch (299:7): [True: 579, False: 305] ------------------ 300| 579| ssh_poll_ctx_free(session->default_poll_ctx); 301| 579| } 302| | 303| 884| SSH_BUFFER_FREE(session->in_buffer); ------------------ | | 957| 884| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 581, False: 303] | | | Branch (957:69): [Folded, False: 884] | | ------------------ ------------------ 304| 884| SSH_BUFFER_FREE(session->out_buffer); ------------------ | | 957| 884| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 581, False: 303] | | | Branch (957:69): [Folded, False: 884] | | ------------------ ------------------ 305| 884| session->in_buffer = session->out_buffer = NULL; 306| | 307| 884| if (session->in_hashbuf != NULL) { ------------------ | Branch (307:7): [True: 274, False: 610] ------------------ 308| 274| SSH_BUFFER_FREE(session->in_hashbuf); ------------------ | | 957| 274| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 274, False: 0] | | | Branch (957:69): [Folded, False: 274] | | ------------------ ------------------ 309| 274| } 310| 884| if (session->out_hashbuf != NULL) { ------------------ | Branch (310:7): [True: 413, False: 471] ------------------ 311| 413| SSH_BUFFER_FREE(session->out_hashbuf); ------------------ | | 957| 413| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 413, False: 0] | | | Branch (957:69): [Folded, False: 413] | | ------------------ ------------------ 312| 413| } 313| | 314| 884| crypto_free(session->current_crypto); 315| 884| crypto_free(session->next_crypto); 316| | 317| 884| ssh_agent_free(session->agent); 318| | 319| 884| SSH_PKI_CTX_FREE(session->pki_context); ------------------ | | 1050| 884| do { \ | | 1051| 884| if ((x) != NULL) { \ | | ------------------ | | | Branch (1051:13): [True: 579, False: 305] | | ------------------ | | 1052| 579| ssh_pki_ctx_free(x); \ | | 1053| 579| x = NULL; \ | | 1054| 579| } \ | | 1055| 884| } while (0) | | ------------------ | | | Branch (1055:14): [Folded, False: 884] | | ------------------ ------------------ 320| | 321| 884| ssh_key_free(session->srv.rsa_key); 322| 884| session->srv.rsa_key = NULL; 323| 884| ssh_key_free(session->srv.ecdsa_key); 324| 884| session->srv.ecdsa_key = NULL; 325| 884| ssh_key_free(session->srv.ed25519_key); 326| 884| session->srv.ed25519_key = NULL; 327| | 328| 884| if (session->ssh_message_list) { ------------------ | Branch (328:7): [True: 0, False: 884] ------------------ 329| 0| ssh_message msg; 330| | 331| 0| for (msg = ssh_list_pop_head(ssh_message, session->ssh_message_list); ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 332| 0| msg != NULL; ------------------ | Branch (332:12): [True: 0, False: 0] ------------------ 333| 0| msg = ssh_list_pop_head(ssh_message, session->ssh_message_list)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 334| 0| ssh_message_free(msg); 335| 0| } 336| 0| ssh_list_free(session->ssh_message_list); 337| 0| } 338| | 339| 884| if (session->kbdint != NULL) { ------------------ | Branch (339:7): [True: 0, False: 884] ------------------ 340| 0| ssh_kbdint_free(session->kbdint); 341| 0| } 342| | 343| 884| if (session->packet_callbacks) { ------------------ | Branch (343:7): [True: 0, False: 884] ------------------ 344| 0| ssh_list_free(session->packet_callbacks); 345| 0| } 346| | 347| |#ifdef WITH_GSSAPI 348| | ssh_gssapi_free(session); 349| | SAFE_FREE(session->opts.gssapi_key_exchange_algs); 350| |#endif 351| | 352| | /* options */ 353| 884| if (session->opts.identity) { ------------------ | Branch (353:7): [True: 579, False: 305] ------------------ 354| 579| char *id = NULL; 355| | 356| 579| for (id = ssh_list_pop_head(char *, session->opts.identity); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 357| 2.31k| id != NULL; ------------------ | Branch (357:12): [True: 1.73k, False: 579] ------------------ 358| 1.73k| id = ssh_list_pop_head(char *, session->opts.identity)) { ------------------ | | 122| 1.73k| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 359| 1.73k| SAFE_FREE(id); ------------------ | | 373| 1.73k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 1.73k, False: 0] | | | Branch (373:71): [Folded, False: 1.73k] | | ------------------ ------------------ 360| 1.73k| } 361| 579| ssh_list_free(session->opts.identity); 362| 579| } 363| | 364| 884| if (session->opts.identity_non_exp) { ------------------ | Branch (364:7): [True: 579, False: 305] ------------------ 365| 579| char *id = NULL; 366| | 367| 579| for (id = ssh_list_pop_head(char *, session->opts.identity_non_exp); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 368| 579| id != NULL; ------------------ | Branch (368:12): [True: 0, False: 579] ------------------ 369| 579| id = ssh_list_pop_head(char *, session->opts.identity_non_exp)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 370| 0| SAFE_FREE(id); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 371| 0| } 372| 579| ssh_list_free(session->opts.identity_non_exp); 373| 579| } 374| | 375| 884| if (session->opts.certificate) { ------------------ | Branch (375:9): [True: 579, False: 305] ------------------ 376| 579| char *cert = NULL; 377| | 378| 579| for (cert = ssh_list_pop_head(char *, session->opts.certificate); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 379| 579| cert != NULL; ------------------ | Branch (379:14): [True: 0, False: 579] ------------------ 380| 579| cert = ssh_list_pop_head(char *, session->opts.certificate)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 381| 0| SAFE_FREE(cert); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 382| 0| } 383| 579| ssh_list_free(session->opts.certificate); 384| 579| } 385| | 386| 884| if (session->opts.certificate_non_exp) { ------------------ | Branch (386:9): [True: 579, False: 305] ------------------ 387| 579| char *cert = NULL; 388| | 389| 579| for (cert = ssh_list_pop_head(char *, session->opts.certificate_non_exp); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 390| 579| cert != NULL; ------------------ | Branch (390:14): [True: 0, False: 579] ------------------ 391| 579| cert = ssh_list_pop_head(char *, session->opts.certificate_non_exp)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 392| 0| SAFE_FREE(cert); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 393| 0| } 394| 579| ssh_list_free(session->opts.certificate_non_exp); 395| 579| } 396| | 397| 884| ssh_proxyjumps_free(session->opts.proxy_jumps); 398| 884| SSH_LIST_FREE(session->opts.proxy_jumps); ------------------ | | 125| 884| do { if ((x) != NULL) { ssh_list_free(x); (x) = NULL; } } while(0) | | ------------------ | | | Branch (125:14): [True: 579, False: 305] | | | Branch (125:69): [Folded, False: 884] | | ------------------ ------------------ 399| 884| SSH_LIST_FREE(session->opts.proxy_jumps_user_cb); ------------------ | | 125| 884| do { if ((x) != NULL) { ssh_list_free(x); (x) = NULL; } } while(0) | | ------------------ | | | Branch (125:14): [True: 579, False: 305] | | | Branch (125:69): [Folded, False: 884] | | ------------------ ------------------ 400| 884| SAFE_FREE(session->opts.proxy_jumps_str); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 401| | 402| 884| if (session->opts.send_env) { ------------------ | Branch (402:9): [True: 579, False: 305] ------------------ 403| 579| char *pattern = NULL; 404| | 405| 579| for (pattern = ssh_list_pop_head(char *, session->opts.send_env); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 406| 579| pattern != NULL; ------------------ | Branch (406:14): [True: 0, False: 579] ------------------ 407| 579| pattern = ssh_list_pop_head(char *, session->opts.send_env)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 408| 0| SAFE_FREE(pattern); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 409| 0| } 410| 579| ssh_list_free(session->opts.send_env); 411| 579| } 412| | 413| 884| while ((b = ssh_list_pop_head(struct ssh_buffer_struct *, ------------------ | | 122| 884| ((type)_ssh_list_pop_head(ssh_list)) ------------------ | Branch (413:12): [True: 0, False: 884] ------------------ 414| 884| session->out_queue)) != NULL) { 415| 0| SSH_BUFFER_FREE(b); ------------------ | | 957| 0| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 0, False: 0] | | | Branch (957:69): [Folded, False: 0] | | ------------------ ------------------ 416| 0| } 417| 884| ssh_list_free(session->out_queue); 418| | 419| 884| ssh_agent_state_free(session->agent_state); 420| 884| session->agent_state = NULL; 421| | 422| 884| SAFE_FREE(session->auth.auto_state); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 423| 884| SAFE_FREE(session->serverbanner); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 424| 884| SAFE_FREE(session->clientbanner); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 425| 884| SAFE_FREE(session->banner); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 426| 884| SAFE_FREE(session->disconnect_message); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 427| 884| SAFE_FREE(session->peer_discon_msg); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 2, False: 882] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 428| | 429| 884| SAFE_FREE(session->opts.agent_socket); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 430| 884| SAFE_FREE(session->opts.bindaddr); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 431| 884| SAFE_FREE(session->opts.username); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 432| 884| SAFE_FREE(session->opts.host); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 433| 884| SAFE_FREE(session->opts.originalhost); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 434| 884| SAFE_FREE(session->opts.config_hostname); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 435| 884| SAFE_FREE(session->opts.tag); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 436| 884| SAFE_FREE(session->opts.homedir); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 437| 884| SAFE_FREE(session->opts.sshdir); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 438| 884| SAFE_FREE(session->opts.knownhosts); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 439| 884| SAFE_FREE(session->opts.global_knownhosts); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 579, False: 305] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 440| 884| SAFE_FREE(session->opts.ProxyCommand); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 441| 884| SAFE_FREE(session->opts.gss_server_identity); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 442| 884| SAFE_FREE(session->opts.gss_client_identity); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 443| 884| SAFE_FREE(session->opts.pubkey_accepted_types); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 444| 884| SAFE_FREE(session->opts.control_path); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 445| 884| SAFE_FREE(session->opts.preferred_authentications); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 446| | 447| 884| if (session->opts.local_forward) { ------------------ | Branch (447:7): [True: 579, False: 305] ------------------ 448| 579| char *entry = NULL; 449| | 450| 579| for (entry = ssh_list_pop_head(char *, session->opts.local_forward); ------------------ | | 122| 579| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 451| 579| entry != NULL; ------------------ | Branch (451:12): [True: 0, False: 579] ------------------ 452| 579| entry = ssh_list_pop_head(char *, session->opts.local_forward)) { ------------------ | | 122| 0| ((type)_ssh_list_pop_head(ssh_list)) ------------------ 453| 0| SAFE_FREE(entry); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 454| 0| } 455| 579| ssh_list_free(session->opts.local_forward); 456| 579| } 457| | 458| 9.72k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 9.72k|#define SSH_KEX_METHODS 10 ------------------ | Branch (458:15): [True: 8.84k, False: 884] ------------------ 459| 8.84k| if (session->opts.wanted_methods[i]) { ------------------ | Branch (459:11): [True: 2.31k, False: 6.52k] ------------------ 460| 2.31k| SAFE_FREE(session->opts.wanted_methods[i]); ------------------ | | 373| 2.31k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 2.31k, False: 0] | | | Branch (373:71): [Folded, False: 2.31k] | | ------------------ ------------------ 461| 2.31k| } 462| 8.84k| } 463| | 464| 884| SAFE_FREE(session->server_opts.custombanner); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 465| 884| SAFE_FREE(session->server_opts.moduli_file); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 884] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 466| | 467| 884| _ssh_remove_legacy_log_cb(); 468| | 469| | /* burn connection, it could contain sensitive data */ 470| 884| ssh_burn(session, sizeof(struct ssh_session_struct)); ------------------ | | 388| 884|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 471| | SAFE_FREE(session); ------------------ | | 373| 884|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 884, False: 0] | | | Branch (373:71): [Folded, False: 884] | | ------------------ ------------------ 472| 884|} ssh_session_socket_close: 652| 824|{ 653| 824| if (session->opts.fd == SSH_INVALID_SOCKET) { ------------------ | | 124| 824|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ | Branch (653:9): [True: 0, False: 824] ------------------ 654| 0| ssh_socket_close(session->socket); 655| 0| } 656| 824| session->alive = 0; 657| 824| session->session_state = SSH_SESSION_STATE_ERROR; 658| 824|} ssh_set_blocking: 686| 580|{ 687| 580| if (session == NULL) { ------------------ | Branch (687:9): [True: 0, False: 580] ------------------ 688| 0| return; 689| 0| } 690| 580| session->flags &= ~SSH_SESSION_FLAG_BLOCKING; ------------------ | | 75| 580|#define SSH_SESSION_FLAG_BLOCKING 0x0001 ------------------ 691| 580| session->flags |= blocking ? SSH_SESSION_FLAG_BLOCKING : 0; ------------------ | | 75| 580|#define SSH_SESSION_FLAG_BLOCKING 0x0001 ------------------ | Branch (691:23): [True: 580, False: 0] ------------------ 692| 580|} ssh_is_blocking: 701| 1.15k|{ 702| 1.15k| return (session->flags & SSH_SESSION_FLAG_BLOCKING) ? 1 : 0; ------------------ | | 75| 1.15k|#define SSH_SESSION_FLAG_BLOCKING 0x0001 ------------------ | Branch (702:12): [True: 1.15k, False: 0] ------------------ 703| 1.15k|} ssh_set_fd_towrite: 795| 579|void ssh_set_fd_towrite(ssh_session session) { 796| 579| if (session == NULL) { ------------------ | Branch (796:7): [True: 0, False: 579] ------------------ 797| 0| return; 798| 0| } 799| | 800| 579| ssh_socket_set_write_wontblock(session->socket); 801| 579|} ssh_handle_packets: 838| 2.27k|{ 839| 2.27k| ssh_poll_handle spoll = NULL; 840| 2.27k| ssh_poll_ctx ctx = NULL; 841| 2.27k| int tm = timeout; 842| 2.27k| int rc; 843| | 844| 2.27k| if (session == NULL || session->socket == NULL) { ------------------ | Branch (844:9): [True: 0, False: 2.27k] | Branch (844:28): [True: 0, False: 2.27k] ------------------ 845| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 846| 0| } 847| | 848| 2.27k| spoll = ssh_socket_get_poll_handle(session->socket); 849| 2.27k| if (spoll == NULL) { ------------------ | Branch (849:9): [True: 0, False: 2.27k] ------------------ 850| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 851| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 852| 0| } 853| 2.27k| ssh_poll_add_events(spoll, POLLIN); 854| 2.27k| ctx = ssh_poll_get_ctx(spoll); 855| | 856| 2.27k| if (ctx == NULL) { ------------------ | Branch (856:9): [True: 579, False: 1.69k] ------------------ 857| 579| ctx = ssh_poll_get_default_ctx(session); 858| 579| if (ctx == NULL) { ------------------ | Branch (858:13): [True: 0, False: 579] ------------------ 859| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 860| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 861| 0| } 862| 579| rc = ssh_poll_ctx_add(ctx, spoll); 863| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (863:13): [True: 0, False: 579] ------------------ 864| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 865| 0| } 866| 579| } 867| | 868| 2.27k| if (timeout == SSH_TIMEOUT_USER) { ------------------ | | 101| 2.27k|#define SSH_TIMEOUT_USER -2 ------------------ | Branch (868:9): [True: 0, False: 2.27k] ------------------ 869| 0| if (ssh_is_blocking(session)) { ------------------ | Branch (869:13): [True: 0, False: 0] ------------------ 870| 0| tm = ssh_make_milliseconds(session->opts.timeout, 871| 0| session->opts.timeout_usec); 872| 0| } else { 873| 0| tm = 0; 874| 0| } 875| 0| } 876| 2.27k| rc = ssh_poll_ctx_dopoll(ctx, tm); 877| 2.27k| if (rc == SSH_ERROR) { ------------------ | | 317| 2.27k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (877:9): [True: 183, False: 2.09k] ------------------ 878| 183| session->session_state = SSH_SESSION_STATE_ERROR; 879| 183| } 880| | 881| 2.27k| return rc; 882| 2.27k|} ssh_handle_packets_termination: 915| 579|{ 916| 579| struct ssh_timestamp ts; 917| 579| int timeout_ms = SSH_TIMEOUT_INFINITE; ------------------ | | 99| 579|#define SSH_TIMEOUT_INFINITE -1 ------------------ 918| 579| int tm; 919| 579| int ret = SSH_OK; ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ 920| | 921| | /* If a timeout has been provided, use it */ 922| 579| if (timeout >= 0) { ------------------ | Branch (922:9): [True: 579, False: 0] ------------------ 923| 579| timeout_ms = timeout; 924| 579| } else { 925| 0| if (ssh_is_blocking(session)) { ------------------ | Branch (925:13): [True: 0, False: 0] ------------------ 926| 0| if (timeout == SSH_TIMEOUT_USER || timeout == SSH_TIMEOUT_DEFAULT) { ------------------ | | 101| 0|#define SSH_TIMEOUT_USER -2 ------------------ if (timeout == SSH_TIMEOUT_USER || timeout == SSH_TIMEOUT_DEFAULT) { ------------------ | | 103| 0|#define SSH_TIMEOUT_DEFAULT -3 ------------------ | Branch (926:17): [True: 0, False: 0] | Branch (926:48): [True: 0, False: 0] ------------------ 927| 0| if (session->opts.timeout > 0 || ------------------ | Branch (927:21): [True: 0, False: 0] ------------------ 928| 0| session->opts.timeout_usec > 0) { ------------------ | Branch (928:21): [True: 0, False: 0] ------------------ 929| 0| timeout_ms = 930| 0| ssh_make_milliseconds(session->opts.timeout, 931| 0| session->opts.timeout_usec); 932| 0| } 933| 0| } 934| 0| } else { 935| 0| timeout_ms = SSH_TIMEOUT_NONBLOCKING; ------------------ | | 105| 0|#define SSH_TIMEOUT_NONBLOCKING 0 ------------------ 936| 0| } 937| 0| } 938| | 939| | /* avoid unnecessary syscall for the SSH_TIMEOUT_NONBLOCKING case */ 940| 579| if (timeout_ms != SSH_TIMEOUT_NONBLOCKING) { ------------------ | | 105| 579|#define SSH_TIMEOUT_NONBLOCKING 0 ------------------ | Branch (940:9): [True: 579, False: 0] ------------------ 941| 579| ssh_timestamp_init(&ts); 942| 579| } 943| | 944| 579| tm = timeout_ms; 945| 2.67k| while(!fct(user)) { ------------------ | Branch (945:11): [True: 2.27k, False: 396] ------------------ 946| 2.27k| ret = ssh_handle_packets(session, tm); 947| 2.27k| if (ret == SSH_ERROR) { ------------------ | | 317| 2.27k|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (947:13): [True: 183, False: 2.09k] ------------------ 948| 183| break; 949| 183| } 950| 2.09k| if (ssh_timeout_elapsed(&ts, timeout_ms)) { ------------------ | Branch (950:13): [True: 0, False: 2.09k] ------------------ 951| 0| ret = fct(user) ? SSH_OK : SSH_AGAIN; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ ret = fct(user) ? SSH_OK : SSH_AGAIN; ------------------ | | 318| 0|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ | Branch (951:19): [True: 0, False: 0] ------------------ 952| 0| break; 953| 0| } 954| | 955| 2.09k| tm = ssh_timeout_update(&ts, timeout_ms); 956| 2.09k| } 957| | 958| 579| return ret; 959| 579|} ssh_socket_exception_callback: 1070| 183|void ssh_socket_exception_callback(int code, int errno_code, void *user){ 1071| 183| ssh_session session = (ssh_session)user; 1072| | 1073| 183| SSH_LOG(SSH_LOG_RARE, ------------------ | | 281| 183| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 1074| 183| "Socket exception callback: %d (%d)", 1075| 183| code, 1076| 183| errno_code); 1077| 183| session->session_state = SSH_SESSION_STATE_ERROR; 1078| 183| if (errno_code == 0 && code == SSH_SOCKET_EXCEPTION_EOF) { ------------------ | | 520| 183|#define SSH_SOCKET_EXCEPTION_EOF 1 ------------------ | Branch (1078:9): [True: 183, False: 0] | Branch (1078:28): [True: 183, False: 0] ------------------ 1079| 183| ssh_set_error(session, SSH_FATAL, "Socket error: disconnected"); ------------------ | | 311| 183| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1080| |#ifdef _WIN32 1081| | } else if (errno_code == WSAENETDOWN) { 1082| | ssh_set_error(session, SSH_FATAL, "Socket error: network down"); 1083| | } else if (errno_code == WSAENETUNREACH) { 1084| | ssh_set_error(session, SSH_FATAL, "Socket error: network unreachable"); 1085| | } else if (errno_code == WSAENETRESET) { 1086| | ssh_set_error(session, SSH_FATAL, "Socket error: network reset"); 1087| | } else if (errno_code == WSAECONNABORTED) { 1088| | ssh_set_error(session, SSH_FATAL, "Socket error: connection aborted"); 1089| | } else if (errno_code == WSAECONNRESET) { 1090| | ssh_set_error(session, 1091| | SSH_FATAL, 1092| | "Socket error: connection reset by peer"); 1093| | } else if (errno_code == WSAETIMEDOUT) { 1094| | ssh_set_error(session, SSH_FATAL, "Socket error: connection timed out"); 1095| | } else if (errno_code == WSAECONNREFUSED) { 1096| | ssh_set_error(session, SSH_FATAL, "Socket error: connection refused"); 1097| | } else if (errno_code == WSAEHOSTUNREACH) { 1098| | ssh_set_error(session, SSH_FATAL, "Socket error: host unreachable"); 1099| |#endif 1100| 183| } else { 1101| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; 1102| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 1103| 0| SSH_FATAL, 1104| 0| "Socket error: %s", 1105| 0| ssh_strerror(errno_code, err_msg, SSH_ERRNO_MSG_MAX)); 1106| 0| } 1107| | 1108| 183| session->ssh_connection_callback(session); 1109| 183|} ssh_client_sntrup761x25519_init: 105| 27|{ 106| 27| int rc; 107| | 108| 27| rc = ssh_sntrup761x25519_init(session); 109| 27| if (rc != SSH_OK) { ------------------ | | 316| 27|#define SSH_OK 0 /* No error */ ------------------ | Branch (109:9): [True: 0, False: 27] ------------------ 110| 0| return rc; 111| 0| } 112| | 113| 27| rc = ssh_buffer_pack(session->out_buffer, ------------------ | | 50| 27| _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 451| 27| (__VA_NARG_(__VA_ARGS__, __RSEQ_N())) | | | | ------------------ | | | | | | 453| 27| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | ------------------ | | | | | | | | 448| 27|#define VA_APPLY_VARIADIC_MACRO(macro, tuple) macro tuple | | | | | | | | ------------------ | | | | | | | | | | 453| 27| VA_APPLY_VARIADIC_MACRO(__VA_ARG_N, (__VA_ARGS__)) | | | | | | | | | | ------------------ | | | | | | | | | | | | 461| 27| _61,_62,_63,N,...) N | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ | | _ssh_buffer_pack((buffer), (format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__, SSH_BUFFER_PACK_END) | | ------------------ | | | | 28| 27|#define SSH_BUFFER_PACK_END ((uint32_t) 0x4f65feb3) | | ------------------ ------------------ 114| 27| "bdPP", 115| 27| SSH2_MSG_KEX_ECDH_INIT, 116| 27| CURVE25519_PUBKEY_SIZE + SNTRUP761_PUBLICKEY_SIZE, 117| 27| (size_t)SNTRUP761_PUBLICKEY_SIZE, 118| 27| session->next_crypto->sntrup761_client_pubkey, 119| 27| (size_t)CURVE25519_PUBKEY_SIZE, 120| 27| session->next_crypto->curve25519_client_pubkey); 121| 27| if (rc != SSH_OK) { ------------------ | | 316| 27|#define SSH_OK 0 /* No error */ ------------------ | Branch (121:9): [True: 0, False: 27] ------------------ 122| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 123| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 124| 0| } 125| | 126| | /* register the packet callbacks */ 127| 27| ssh_packet_set_callbacks(session, &ssh_sntrup761x25519_client_callbacks); 128| 27| session->dh_handshake_state = DH_STATE_INIT_SENT; 129| 27| rc = ssh_packet_send(session); 130| | 131| 27| return rc; 132| 27|} ssh_client_sntrup761x25519_remove_callbacks: 135| 19|{ 136| 19| ssh_packet_remove_callbacks(session, &ssh_sntrup761x25519_client_callbacks); 137| 19|} sntrup761.c:ssh_sntrup761x25519_init: 62| 27|{ 63| 27| int rc; 64| | 65| 27| rc = ssh_curve25519_init(session); 66| 27| if (rc != SSH_OK) { ------------------ | | 316| 27|#define SSH_OK 0 /* No error */ ------------------ | Branch (66:9): [True: 0, False: 27] ------------------ 67| 0| return rc; 68| 0| } 69| | 70| 27| if (!session->server) { ------------------ | Branch (70:9): [True: 27, False: 0] ------------------ 71| |#ifdef HAVE_LIBGCRYPT 72| | gcry_error_t err; 73| | 74| | err = gcry_kem_keypair(GCRY_KEM_SNTRUP761, 75| | session->next_crypto->sntrup761_client_pubkey, 76| | SNTRUP761_PUBLICKEY_SIZE, 77| | session->next_crypto->sntrup761_privkey, 78| | SNTRUP761_SECRETKEY_SIZE); 79| | if (err) { 80| | SSH_LOG(SSH_LOG_TRACE, 81| | "Failed to generate sntrup761 key: %s", 82| | gpg_strerror(err)); 83| | return SSH_ERROR; 84| | } 85| |#else 86| 27| sntrup761_keypair(session->next_crypto->sntrup761_client_pubkey, 87| 27| session->next_crypto->sntrup761_privkey, 88| 27| &rc, 89| 27| crypto_random); 90| 27| if (rc != 1) { ------------------ | Branch (90:13): [True: 0, False: 27] ------------------ 91| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 92| 0| "Failed to generate sntrup761 key: PRNG failure"); 93| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 94| 0| } 95| 27|#endif /* HAVE_LIBGCRYPT */ 96| 27| } 97| | 98| 27| return SSH_OK; ------------------ | | 316| 27|#define SSH_OK 0 /* No error */ ------------------ 99| 27|} sntrup761.c:crypto_random: 41| 41.1k|{ 42| 41.1k| int *err = ctx; 43| 41.1k| *err = ssh_get_random(dst, length, 1); 44| 41.1k|} sntrup761.c:ssh_packet_client_sntrup761x25519_reply: 248| 19|{ 249| 19| ssh_string q_s_string = NULL; 250| 19| ssh_string pubkey_blob = NULL; 251| 19| ssh_string signature = NULL; 252| 19| int rc; 253| 19| (void)type; 254| 19| (void)user; 255| | 256| 19| ssh_client_sntrup761x25519_remove_callbacks(session); 257| | 258| 19| pubkey_blob = ssh_buffer_get_ssh_string(packet); 259| 19| if (pubkey_blob == NULL) { ------------------ | Branch (259:9): [True: 2, False: 17] ------------------ 260| 2| ssh_set_error(session, SSH_FATAL, "No public key in packet"); ------------------ | | 311| 2| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 261| 2| goto error; 262| 2| } 263| | 264| 17| rc = ssh_dh_import_next_pubkey_blob(session, pubkey_blob); 265| 17| SSH_STRING_FREE(pubkey_blob); ------------------ | | 915| 17| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 17, False: 0] | | | Branch (915:69): [Folded, False: 17] | | ------------------ ------------------ 266| 17| if (rc != 0) { ------------------ | Branch (266:9): [True: 15, False: 2] ------------------ 267| 15| ssh_set_error(session, SSH_FATAL, "Failed to import next public key"); ------------------ | | 311| 15| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 268| 15| goto error; 269| 15| } 270| | 271| 2| q_s_string = ssh_buffer_get_ssh_string(packet); 272| 2| if (q_s_string == NULL) { ------------------ | Branch (272:9): [True: 1, False: 1] ------------------ 273| 1| ssh_set_error(session, SSH_FATAL, "No sntrup761x25519 Q_S in packet"); ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 274| 1| goto error; 275| 1| } 276| 1| if (ssh_string_len(q_s_string) != (SNTRUP761_CIPHERTEXT_SIZE + CURVE25519_PUBKEY_SIZE)) { ------------------ | | 51| 1|#define SNTRUP761_CIPHERTEXT_SIZE 1039 ------------------ if (ssh_string_len(q_s_string) != (SNTRUP761_CIPHERTEXT_SIZE + CURVE25519_PUBKEY_SIZE)) { ------------------ | | 40| 1|#define CURVE25519_PUBKEY_SIZE 32 ------------------ | Branch (276:9): [True: 1, False: 0] ------------------ 277| 1| ssh_set_error(session, ------------------ | | 311| 1| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 278| 1| SSH_FATAL, 279| 1| "Incorrect size for server sntrup761x25519 ciphertext+key: %d", 280| 1| (int)ssh_string_len(q_s_string)); 281| 1| SSH_STRING_FREE(q_s_string); ------------------ | | 915| 1| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 1, False: 0] | | | Branch (915:69): [Folded, False: 1] | | ------------------ ------------------ 282| 1| goto error; 283| 1| } 284| 0| memcpy(session->next_crypto->sntrup761_ciphertext, 285| 0| ssh_string_data(q_s_string), 286| 0| SNTRUP761_CIPHERTEXT_SIZE); ------------------ | | 51| 0|#define SNTRUP761_CIPHERTEXT_SIZE 1039 ------------------ 287| 0| memcpy(session->next_crypto->curve25519_server_pubkey, 288| 0| (char *)ssh_string_data(q_s_string) + SNTRUP761_CIPHERTEXT_SIZE, ------------------ | | 51| 0|#define SNTRUP761_CIPHERTEXT_SIZE 1039 ------------------ 289| 0| CURVE25519_PUBKEY_SIZE); ------------------ | | 40| 0|#define CURVE25519_PUBKEY_SIZE 32 ------------------ 290| 0| SSH_STRING_FREE(q_s_string); ------------------ | | 915| 0| do { if ((x) != NULL) { ssh_string_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (915:14): [True: 0, False: 0] | | | Branch (915:69): [Folded, False: 0] | | ------------------ ------------------ 291| | 292| 0| signature = ssh_buffer_get_ssh_string(packet); 293| 0| if (signature == NULL) { ------------------ | Branch (293:9): [True: 0, False: 0] ------------------ 294| 0| ssh_set_error(session, SSH_FATAL, "No signature in packet"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 295| 0| goto error; 296| 0| } 297| 0| session->next_crypto->dh_server_signature = signature; 298| 0| signature = NULL; /* ownership changed */ 299| | /* TODO: verify signature now instead of waiting for NEWKEYS */ 300| 0| if (ssh_sntrup761x25519_build_k(session) < 0) { ------------------ | Branch (300:9): [True: 0, False: 0] ------------------ 301| 0| ssh_set_error(session, SSH_FATAL, "Cannot build k number"); ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 302| 0| goto error; 303| 0| } 304| | 305| | /* Send the MSG_NEWKEYS */ 306| 0| if (ssh_buffer_add_u8(session->out_buffer, SSH2_MSG_NEWKEYS) < 0) { ------------------ | | 13| 0|#define SSH2_MSG_NEWKEYS 21 ------------------ | Branch (306:9): [True: 0, False: 0] ------------------ 307| 0| goto error; 308| 0| } 309| | 310| 0| rc = ssh_packet_send(session); 311| 0| if (rc == SSH_ERROR) { ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ | Branch (311:9): [True: 0, False: 0] ------------------ 312| 0| goto error; 313| 0| } 314| | 315| 0| SSH_LOG(SSH_LOG_DEBUG, "SSH_MSG_NEWKEYS sent"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 316| 0| session->dh_handshake_state = DH_STATE_NEWKEYS_SENT; 317| | 318| 0| return SSH_PACKET_USED; ------------------ | | 637| 0|#define SSH_PACKET_USED 1 ------------------ 319| | 320| 19|error: 321| 19| session->session_state = SSH_SESSION_STATE_ERROR; 322| 19| return SSH_PACKET_USED; ------------------ | | 637| 19|#define SSH_PACKET_USED 1 ------------------ 323| 0|} ssh_socket_init: 132| 2|{ 133| 2| if (sockets_initialized == 0) { ------------------ | Branch (133:9): [True: 2, False: 0] ------------------ 134| |#ifdef _WIN32 135| | struct WSAData wsaData; 136| | 137| | /* Initiates use of the Winsock DLL by a process. */ 138| | if (WSAStartup(MAKEWORD(2, 0), &wsaData) != 0) { 139| | return -1; 140| | } 141| |#endif 142| 2| ssh_poll_init(); 143| | 144| 2| sockets_initialized = 1; 145| 2| } 146| | 147| 2| return 0; 148| 2|} ssh_socket_new: 182| 1.30k|{ 183| 1.30k| ssh_socket s; 184| | 185| 1.30k| s = calloc(1, sizeof(struct ssh_socket_struct)); 186| 1.30k| if (s == NULL) { ------------------ | Branch (186:9): [True: 64, False: 1.24k] ------------------ 187| 64| ssh_set_error_oom(session); ------------------ | | 318| 64| _ssh_set_error_oom(error, __func__) ------------------ 188| 64| return NULL; 189| 64| } 190| 1.24k| s->fd = SSH_INVALID_SOCKET; ------------------ | | 124| 1.24k|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ 191| 1.24k| s->last_errno = -1; 192| 1.24k| s->fd_is_socket = 1; 193| 1.24k| s->session = session; 194| 1.24k| s->in_buffer = ssh_buffer_new(); 195| 1.24k| if (s->in_buffer == NULL) { ------------------ | Branch (195:9): [True: 61, False: 1.17k] ------------------ 196| 61| ssh_set_error_oom(session); ------------------ | | 318| 61| _ssh_set_error_oom(error, __func__) ------------------ 197| 61| SAFE_FREE(s); ------------------ | | 373| 61|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 61, False: 0] | | | Branch (373:71): [Folded, False: 61] | | ------------------ ------------------ 198| 61| return NULL; 199| 61| } 200| 1.17k| s->out_buffer=ssh_buffer_new(); 201| 1.17k| if (s->out_buffer == NULL) { ------------------ | Branch (201:9): [True: 17, False: 1.16k] ------------------ 202| 17| ssh_set_error_oom(session); ------------------ | | 318| 17| _ssh_set_error_oom(error, __func__) ------------------ 203| 17| SSH_BUFFER_FREE(s->in_buffer); ------------------ | | 957| 17| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 17, False: 0] | | | Branch (957:69): [Folded, False: 17] | | ------------------ ------------------ 204| 17| SAFE_FREE(s); ------------------ | | 373| 17|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 17, False: 0] | | | Branch (373:71): [Folded, False: 17] | | ------------------ ------------------ 205| 17| return NULL; 206| 17| } 207| 1.16k| s->read_wontblock = 0; 208| 1.16k| s->write_wontblock = 0; 209| 1.16k| s->data_except = 0; 210| | s->poll_handle = NULL; 211| 1.16k| s->state=SSH_SOCKET_NONE; 212| 1.16k| return s; 213| 1.17k|} ssh_socket_reset: 226| 579|{ 227| 579| s->fd = SSH_INVALID_SOCKET; ------------------ | | 124| 579|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ 228| 579| s->last_errno = -1; 229| 579| s->fd_is_socket = 1; 230| 579| ssh_buffer_reinit(s->in_buffer); 231| 579| ssh_buffer_reinit(s->out_buffer); 232| 579| s->read_wontblock = 0; 233| 579| s->write_wontblock = 0; 234| 579| s->data_except = 0; 235| 579| if (s->poll_handle != NULL) { ------------------ | Branch (235:9): [True: 579, False: 0] ------------------ 236| 579| ssh_poll_free(s->poll_handle); 237| | s->poll_handle = NULL; 238| 579| } 239| 579| s->state=SSH_SOCKET_NONE; 240| 579|#ifndef _WIN32 241| 579| s->proxy_pid = 0; 242| 579|#endif 243| 579|} ssh_socket_set_callbacks: 253| 1.08k|{ 254| 1.08k| s->callbacks = callbacks; 255| 1.08k|} ssh_socket_set_connected: 269| 579|{ 270| 579| s->state = SSH_SOCKET_CONNECTED; 271| | /* `POLLOUT` is the event to wait for in a non-blocking connect */ 272| 579| if (p != NULL) { ------------------ | Branch (272:9): [True: 579, False: 0] ------------------ 273| 579| ssh_poll_set_events(p, POLLIN | POLLOUT); 274| 579| } 275| 579|} ssh_socket_pollcallback: 296| 2.27k|{ 297| 2.27k| ssh_socket s = (ssh_socket)v_s; 298| 2.27k| void *buffer = NULL; 299| 2.27k| ssize_t nread = 0; 300| 2.27k| int rc; 301| 2.27k| int err = 0; 302| 2.27k| socklen_t errlen = sizeof(err); 303| | 304| | /* Do not do anything if this socket was already closed */ 305| 2.27k| if (!ssh_socket_is_open(s)) { ------------------ | Branch (305:9): [True: 0, False: 2.27k] ------------------ 306| 0| return -1; 307| 0| } 308| 2.27k| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 13.6k| _ssh_log(priority, __func__, __VA_ARGS__) | | ------------------ | | | Branch (281:34): [True: 2.27k, False: 0] | | | Branch (281:34): [True: 2.21k, False: 62] | | | Branch (281:34): [True: 0, False: 2.27k] | | ------------------ ------------------ 309| 2.27k| "Poll callback on socket %d (%s%s%s), out buffer %" PRIu32, fd, 310| 2.27k| (revents & POLLIN) ? "POLLIN ":"", 311| 2.27k| (revents & POLLOUT) ? "POLLOUT ":"", 312| 2.27k| (revents & POLLERR) ? "POLLERR":"", 313| 2.27k| ssh_buffer_get_len(s->out_buffer)); 314| 2.27k| if ((revents & POLLERR) || (revents & POLLHUP)) { ------------------ | Branch (314:9): [True: 0, False: 2.27k] | Branch (314:32): [True: 0, False: 2.27k] ------------------ 315| | /* Check if we are in a connecting state */ 316| 0| if (s->state == SSH_SOCKET_CONNECTING) { ------------------ | Branch (316:13): [True: 0, False: 0] ------------------ 317| 0| s->state = SSH_SOCKET_ERROR; 318| 0| rc = getsockopt(fd, SOL_SOCKET, SO_ERROR, (char *)&err, &errlen); 319| 0| if (rc < 0) { ------------------ | Branch (319:17): [True: 0, False: 0] ------------------ 320| 0| err = errno; 321| 0| } 322| 0| ssh_socket_close(s); 323| | /* Overwrite ssh_socket_close() error with the real socket error */ 324| 0| s->last_errno = err; 325| 0| errno = err; 326| | 327| 0| if (s->callbacks != NULL && s->callbacks->connected != NULL) { ------------------ | Branch (327:17): [True: 0, False: 0] | Branch (327:41): [True: 0, False: 0] ------------------ 328| 0| s->callbacks->connected(SSH_SOCKET_CONNECTED_ERROR, ------------------ | | 524| 0|#define SSH_SOCKET_CONNECTED_ERROR 2 ------------------ 329| 0| err, 330| 0| s->callbacks->userdata); 331| 0| } 332| | 333| 0| return -1; 334| 0| } 335| | /* Then we are in a more standard kind of error */ 336| | /* force a read to get an explanation */ 337| 0| revents |= POLLIN; 338| 0| } 339| 2.27k| if ((revents & POLLIN) && s->state == SSH_SOCKET_CONNECTED) { ------------------ | Branch (339:9): [True: 2.27k, False: 0] | Branch (339:31): [True: 1.69k, False: 579] ------------------ 340| 1.69k| s->read_wontblock = 1; 341| 1.69k| buffer = ssh_buffer_allocate(s->in_buffer, MAX_BUF_SIZE); ------------------ | | 230| 1.69k|#define MAX_BUF_SIZE 4096 ------------------ 342| 1.69k| if (buffer) { ------------------ | Branch (342:13): [True: 1.69k, False: 0] ------------------ 343| 1.69k| nread = ssh_socket_unbuffered_read(s, buffer, MAX_BUF_SIZE); ------------------ | | 230| 1.69k|#define MAX_BUF_SIZE 4096 ------------------ 344| 1.69k| } 345| 1.69k| if (nread < 0) { ------------------ | Branch (345:13): [True: 0, False: 1.69k] ------------------ 346| 0| ssh_buffer_pass_bytes_end(s->in_buffer, MAX_BUF_SIZE); ------------------ | | 230| 0|#define MAX_BUF_SIZE 4096 ------------------ 347| 0| if (p != NULL) { ------------------ | Branch (347:17): [True: 0, False: 0] ------------------ 348| 0| ssh_poll_remove_events(p, POLLIN); 349| 0| } 350| | 351| 0| if (s->callbacks != NULL && s->callbacks->exception != NULL) { ------------------ | Branch (351:17): [True: 0, False: 0] | Branch (351:41): [True: 0, False: 0] ------------------ 352| 0| s->callbacks->exception(SSH_SOCKET_EXCEPTION_ERROR, ------------------ | | 521| 0|#define SSH_SOCKET_EXCEPTION_ERROR 2 ------------------ 353| 0| s->last_errno, 354| 0| s->callbacks->userdata); 355| 0| } 356| 0| return -2; 357| 0| } 358| | 359| | /* Rollback the unused space */ 360| 1.69k| ssh_buffer_pass_bytes_end(s->in_buffer, 361| 1.69k| (uint32_t)(MAX_BUF_SIZE - nread)); ------------------ | | 230| 1.69k|#define MAX_BUF_SIZE 4096 ------------------ 362| | 363| 1.69k| if (nread == 0) { ------------------ | Branch (363:13): [True: 183, False: 1.51k] ------------------ 364| 183| if (p != NULL) { ------------------ | Branch (364:17): [True: 183, False: 0] ------------------ 365| 183| ssh_poll_remove_events(p, POLLIN); 366| 183| } 367| 183| if (s->callbacks != NULL && s->callbacks->exception != NULL) { ------------------ | Branch (367:17): [True: 183, False: 0] | Branch (367:41): [True: 183, False: 0] ------------------ 368| 183| s->callbacks->exception(SSH_SOCKET_EXCEPTION_EOF, ------------------ | | 520| 183|#define SSH_SOCKET_EXCEPTION_EOF 1 ------------------ 369| 183| 0, 370| 183| s->callbacks->userdata); 371| 183| } 372| 183| return -2; 373| 183| } 374| | 375| 1.51k| if (s->session->socket_counter != NULL) { ------------------ | Branch (375:13): [True: 0, False: 1.51k] ------------------ 376| 0| s->session->socket_counter->in_bytes += nread; 377| 0| } 378| | 379| | /* Call the callback */ 380| 1.51k| if (s->callbacks != NULL && s->callbacks->data != NULL) { ------------------ | Branch (380:13): [True: 1.51k, False: 0] | Branch (380:37): [True: 1.51k, False: 0] ------------------ 381| 1.51k| size_t processed; 382| 398k| do { 383| 398k| processed = s->callbacks->data(ssh_buffer_get(s->in_buffer), 384| 398k| ssh_buffer_get_len(s->in_buffer), 385| 398k| s->callbacks->userdata); 386| 398k| ssh_buffer_pass_bytes(s->in_buffer, (uint32_t)processed); 387| 398k| } while ((processed > 0) && (s->state == SSH_SOCKET_CONNECTED)); ------------------ | Branch (387:22): [True: 396k, False: 1.51k] | Branch (387:41): [True: 396k, False: 0] ------------------ 388| | 389| | /* p may have been freed, so don't use it 390| | * anymore in this function */ 391| 1.51k| p = NULL; 392| 1.51k| } 393| 1.51k| } 394| |#ifdef _WIN32 395| | if (revents & POLLOUT || revents & POLLWRNORM) { 396| |#else 397| 2.09k| if (revents & POLLOUT) { ------------------ | Branch (397:9): [True: 2.03k, False: 58] ------------------ 398| 2.03k|#endif 399| 2.03k| uint32_t len; 400| | 401| | /* First, POLLOUT is a sign we may be connected */ 402| 2.03k| if (s->state == SSH_SOCKET_CONNECTING) { ------------------ | Branch (402:13): [True: 579, False: 1.45k] ------------------ 403| 579| SSH_LOG(SSH_LOG_PACKET, "Received POLLOUT in connecting state"); ------------------ | | 281| 579| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 404| 579| ssh_socket_set_connected(s, p); 405| | 406| 579| rc = ssh_socket_set_blocking(ssh_socket_get_fd(s)); 407| 579| if (rc < 0) { ------------------ | Branch (407:17): [True: 0, False: 579] ------------------ 408| 0| return -1; 409| 0| } 410| | 411| 579| if (s->callbacks != NULL && s->callbacks->connected != NULL) { ------------------ | Branch (411:17): [True: 579, False: 0] | Branch (411:41): [True: 579, False: 0] ------------------ 412| 579| s->callbacks->connected(SSH_SOCKET_CONNECTED_OK, ------------------ | | 523| 579|#define SSH_SOCKET_CONNECTED_OK 1 ------------------ 413| 579| 0, 414| 579| s->callbacks->userdata); 415| 579| } 416| | 417| 579| return 0; 418| 579| } 419| | 420| | /* So, we can write data */ 421| 1.45k| s->write_wontblock = 1; 422| 1.45k| if (p != NULL) { ------------------ | Branch (422:13): [True: 0, False: 1.45k] ------------------ 423| 0| ssh_poll_remove_events(p, POLLOUT); 424| 0| } 425| | 426| | /* If buffered data is pending, write it */ 427| 1.45k| len = ssh_buffer_get_len(s->out_buffer); 428| 1.45k| if (len > 0) { ------------------ | Branch (428:13): [True: 695, False: 763] ------------------ 429| 695| ssh_socket_nonblocking_flush(s); 430| 763| } else if (s->callbacks != NULL && s->callbacks->controlflow != NULL) { ------------------ | Branch (430:20): [True: 763, False: 0] | Branch (430:44): [True: 306, False: 457] ------------------ 431| | /* Otherwise advertise the upper level that write can be done */ 432| 306| SSH_LOG(SSH_LOG_TRACE, "sending control flow event"); ------------------ | | 281| 306| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 433| 306| s->callbacks->controlflow(SSH_SOCKET_FLOW_WRITEWONTBLOCK, ------------------ | | 518| 306|#define SSH_SOCKET_FLOW_WRITEWONTBLOCK 2 ------------------ 434| 306| s->callbacks->userdata); 435| 306| } 436| | /* TODO: Find a way to put back POLLOUT when buffering occurs */ 437| 1.45k| } 438| | 439| | /* Return -1 if the poll handler disappeared */ 440| 1.51k| if (s->poll_handle == NULL) { ------------------ | Branch (440:9): [True: 0, False: 1.51k] ------------------ 441| 0| return -1; 442| 0| } 443| | 444| 1.51k| return 0; 445| 1.51k|} ssh_socket_get_poll_handle: 454| 2.85k|{ 455| 2.85k| if (s->poll_handle) { ------------------ | Branch (455:9): [True: 2.27k, False: 579] ------------------ 456| 2.27k| return s->poll_handle; 457| 2.27k| } 458| 579| s->poll_handle = ssh_poll_new(s->fd, 0, ssh_socket_pollcallback, s); 459| 579| return s->poll_handle; 460| 2.85k|} ssh_socket_free: 473| 1.46k|{ 474| 1.46k| if (s == NULL) { ------------------ | Branch (474:9): [True: 301, False: 1.16k] ------------------ 475| 301| return; 476| 301| } 477| 1.16k| ssh_socket_close(s); 478| 1.16k| SSH_BUFFER_FREE(s->in_buffer); ------------------ | | 957| 1.16k| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 1.16k, False: 0] | | | Branch (957:69): [Folded, False: 1.16k] | | ------------------ ------------------ 479| 1.16k| SSH_BUFFER_FREE(s->out_buffer); ------------------ | | 957| 1.16k| do { if ((x) != NULL) { ssh_buffer_free(x); x = NULL; } } while(0) | | ------------------ | | | Branch (957:14): [True: 1.16k, False: 0] | | | Branch (957:69): [Folded, False: 1.16k] | | ------------------ ------------------ 480| | SAFE_FREE(s); ------------------ | | 373| 1.16k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 1.16k, False: 0] | | | Branch (373:71): [Folded, False: 1.16k] | | ------------------ ------------------ 481| 1.16k|} ssh_socket_close: 546| 1.74k|{ 547| 1.74k| if (ssh_socket_is_open(s)) { ------------------ | Branch (547:9): [True: 0, False: 1.74k] ------------------ 548| |#ifdef _WIN32 549| | CLOSE_SOCKET(s->fd); 550| | s->last_errno = WSAGetLastError(); 551| |#else 552| 0| CLOSE_SOCKET(s->fd); ------------------ | | 472| 0|#define CLOSE_SOCKET(s) do { if ((s) != SSH_INVALID_SOCKET) { _XCLOSESOCKET(s); (s) = SSH_INVALID_SOCKET;} } while(0) | | ------------------ | | | | 124| 0|#define SSH_INVALID_SOCKET ((socket_t) -1) | | ------------------ | | #define CLOSE_SOCKET(s) do { if ((s) != SSH_INVALID_SOCKET) { _XCLOSESOCKET(s); (s) = SSH_INVALID_SOCKET;} } while(0) | | ------------------ | | | | 199| 0|#define _XCLOSESOCKET close | | ------------------ | | #define CLOSE_SOCKET(s) do { if ((s) != SSH_INVALID_SOCKET) { _XCLOSESOCKET(s); (s) = SSH_INVALID_SOCKET;} } while(0) | | ------------------ | | | | 124| 0|#define SSH_INVALID_SOCKET ((socket_t) -1) | | ------------------ | | | Branch (472:34): [True: 0, False: 0] | | | Branch (472:116): [Folded, False: 0] | | ------------------ ------------------ 553| 0| s->last_errno = errno; 554| 0|#endif 555| 0| } 556| | 557| 1.74k| if (s->poll_handle != NULL && !ssh_poll_is_locked(s->poll_handle)) { ------------------ | Branch (557:9): [True: 0, False: 1.74k] | Branch (557:35): [True: 0, False: 0] ------------------ 558| 0| ssh_poll_free(s->poll_handle); 559| 0| s->poll_handle = NULL; 560| 0| } 561| | 562| 1.74k| s->state = SSH_SOCKET_CLOSED; 563| | 564| 1.74k|#ifndef _WIN32 565| | /* If the proxy command still runs try to kill it */ 566| 1.74k| if (s->proxy_pid != 0) { ------------------ | Branch (566:9): [True: 0, False: 1.74k] ------------------ 567| 0| int status; 568| 0| pid_t pid = s->proxy_pid; 569| | 570| 0| s->proxy_pid = 0; 571| 0| kill(pid, SIGTERM); 572| 0| while (waitpid(pid, &status, 0) == -1) { ------------------ | Branch (572:16): [True: 0, False: 0] ------------------ 573| 0| if (errno != EINTR) { ------------------ | Branch (573:17): [True: 0, False: 0] ------------------ 574| 0| SSH_LOG_STRERROR(SSH_LOG_TRACE, errno, "waitpid failed: %s"); ------------------ | | 283| 0| do { \ | | 284| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; \ | | 285| 0| _ssh_log(priority, \ | | 286| 0| __func__, \ | | 287| 0| __VA_ARGS__, \ | | 288| 0| ssh_strerror(errnum, err_msg, SSH_ERRNO_MSG_MAX)); \ | | ------------------ | | | | 520| 0|#define SSH_ERRNO_MSG_MAX 1024 | | ------------------ | | 289| 0| } while (0) | | ------------------ | | | Branch (289:14): [Folded, False: 0] | | ------------------ ------------------ 575| 0| return; 576| 0| } 577| 0| } 578| 0| if (!WIFEXITED(status)) { ------------------ | Branch (578:13): [True: 0, False: 0] ------------------ 579| 0| SSH_LOG(SSH_LOG_TRACE, "Proxy command exited abnormally"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 580| 0| return; 581| 0| } 582| 0| SSH_LOG(SSH_LOG_TRACE, "Proxy command returned %d", WEXITSTATUS(status)); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 583| 0| } 584| 1.74k|#endif 585| 1.74k|} ssh_socket_set_fd: 596| 579|{ 597| 579| ssh_poll_handle h = NULL; 598| | 599| 579| s->fd = fd; 600| | 601| 579| if (s->poll_handle) { ------------------ | Branch (601:9): [True: 0, False: 579] ------------------ 602| 0| ssh_poll_set_fd(s->poll_handle,fd); 603| 579| } else { 604| 579| s->state = SSH_SOCKET_CONNECTING; 605| 579| h = ssh_socket_get_poll_handle(s); 606| 579| if (h == NULL) { ------------------ | Branch (606:13): [True: 0, False: 579] ------------------ 607| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 608| 0| } 609| | 610| | /* POLLOUT is the event to wait for in a nonblocking connect */ 611| 579| ssh_poll_set_events(h, POLLOUT); 612| |#ifdef _WIN32 613| | ssh_poll_add_events(h, POLLWRNORM); 614| |#endif 615| 579| } 616| 579| return SSH_OK; ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ 617| 579|} ssh_socket_get_fd: 629| 579|{ 630| 579| return s->fd; 631| 579|} ssh_socket_is_open: 643| 103k|{ 644| 103k| return s->fd != SSH_INVALID_SOCKET; ------------------ | | 124| 103k|#define SSH_INVALID_SOCKET ((socket_t) -1) ------------------ 645| 103k|} ssh_socket_write: 811| 49.4k|{ 812| 49.4k| if (len > 0) { ------------------ | Branch (812:9): [True: 49.4k, False: 0] ------------------ 813| 49.4k| if (ssh_buffer_add_data(s->out_buffer, buffer, len) < 0) { ------------------ | Branch (813:13): [True: 0, False: 49.4k] ------------------ 814| 0| ssh_set_error_oom(s->session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 815| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 816| 0| } 817| 49.4k| ssh_socket_nonblocking_flush(s); 818| 49.4k| } 819| | 820| 49.4k| return SSH_OK; ------------------ | | 316| 49.4k|#define SSH_OK 0 /* No error */ ------------------ 821| 49.4k|} ssh_socket_nonblocking_flush: 841| 50.1k|{ 842| 50.1k| ssh_session session = s->session; 843| 50.1k| uint32_t len; 844| | 845| 50.1k| if (!ssh_socket_is_open(s)) { ------------------ | Branch (845:9): [True: 0, False: 50.1k] ------------------ 846| 0| session->alive = 0; 847| 0| if (s->callbacks && s->callbacks->exception) { ------------------ | Branch (847:13): [True: 0, False: 0] | Branch (847:29): [True: 0, False: 0] ------------------ 848| 0| s->callbacks->exception(SSH_SOCKET_EXCEPTION_ERROR, ------------------ | | 521| 0|#define SSH_SOCKET_EXCEPTION_ERROR 2 ------------------ 849| 0| s->last_errno, 850| 0| s->callbacks->userdata); 851| 0| } else { 852| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; 853| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 854| 0| SSH_FATAL, 855| 0| "Writing packet: error on socket (or connection " 856| 0| "closed): %s", 857| 0| ssh_strerror(errno, err_msg, SSH_ERRNO_MSG_MAX)); 858| 0| } 859| | 860| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 861| 0| } 862| | 863| 50.1k| len = ssh_buffer_get_len(s->out_buffer); 864| 50.1k| if (!s->write_wontblock && s->poll_handle && len > 0) { ------------------ | Branch (864:9): [True: 48.7k, False: 1.40k] | Branch (864:32): [True: 48.7k, False: 0] | Branch (864:50): [True: 48.7k, False: 0] ------------------ 865| | /* force the poll system to catch pollout events */ 866| 48.7k| ssh_poll_add_events(s->poll_handle, POLLOUT); 867| | 868| 48.7k| return SSH_AGAIN; ------------------ | | 318| 48.7k|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ 869| 48.7k| } 870| | 871| 1.40k| if (s->write_wontblock && len > 0) { ------------------ | Branch (871:9): [True: 1.40k, False: 0] | Branch (871:31): [True: 1.40k, False: 0] ------------------ 872| 1.40k| ssize_t bwritten; 873| | 874| 1.40k| bwritten = ssh_socket_unbuffered_write(s, 875| 1.40k| ssh_buffer_get(s->out_buffer), 876| 1.40k| len); 877| 1.40k| if (bwritten < 0) { ------------------ | Branch (877:13): [True: 0, False: 1.40k] ------------------ 878| 0| session->alive = 0; 879| 0| ssh_socket_close(s); 880| | 881| 0| if (s->callbacks && s->callbacks->exception) { ------------------ | Branch (881:17): [True: 0, False: 0] | Branch (881:33): [True: 0, False: 0] ------------------ 882| 0| s->callbacks->exception(SSH_SOCKET_EXCEPTION_ERROR, ------------------ | | 521| 0|#define SSH_SOCKET_EXCEPTION_ERROR 2 ------------------ 883| 0| s->last_errno, 884| 0| s->callbacks->userdata); 885| 0| } else { 886| 0| char err_msg[SSH_ERRNO_MSG_MAX] = {0}; 887| 0| ssh_set_error(session, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 888| 0| SSH_FATAL, 889| 0| "Writing packet: error on socket (or connection " 890| 0| "closed): %s", 891| 0| ssh_strerror(errno, err_msg, SSH_ERRNO_MSG_MAX)); 892| 0| } 893| | 894| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 895| 0| } 896| | 897| 1.40k| ssh_buffer_pass_bytes(s->out_buffer, (uint32_t)bwritten); 898| 1.40k| if (s->session->socket_counter != NULL) { ------------------ | Branch (898:13): [True: 0, False: 1.40k] ------------------ 899| 0| s->session->socket_counter->out_bytes += bwritten; 900| 0| } 901| 1.40k| } 902| | 903| | /* Is there some data pending? */ 904| 1.40k| len = ssh_buffer_get_len(s->out_buffer); 905| 1.40k| if (s->poll_handle && len > 0) { ------------------ | Branch (905:9): [True: 1.40k, False: 0] | Branch (905:27): [True: 0, False: 1.40k] ------------------ 906| 0| SSH_LOG(SSH_LOG_TRACE, ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 907| 0| "did not send all the data, queuing pollout event"); 908| | /* force the poll system to catch pollout events */ 909| 0| ssh_poll_add_events(s->poll_handle, POLLOUT); 910| | 911| 0| return SSH_AGAIN; ------------------ | | 318| 0|#define SSH_AGAIN -2 /* The nonblocking call must be repeated */ ------------------ 912| 0| } 913| | 914| | /* all data written */ 915| 1.40k| return SSH_OK; ------------------ | | 316| 1.40k|#define SSH_OK 0 /* No error */ ------------------ 916| 1.40k|} ssh_socket_set_write_wontblock: 929| 579|{ 930| 579| s->write_wontblock = 1; 931| 579|} ssh_socket_set_blocking: 1114| 579|{ 1115| | return fcntl(fd, F_SETFL, 0); 1116| 579|} socket.c:ssh_socket_unbuffered_read: 665| 1.69k|{ 666| 1.69k| ssize_t rc = -1; 667| | 668| 1.69k| if (s->data_except) { ------------------ | Branch (668:9): [True: 0, False: 1.69k] ------------------ 669| 0| return -1; 670| 0| } 671| 1.69k| if (s->fd_is_socket) { ------------------ | Branch (671:9): [True: 1.69k, False: 0] ------------------ 672| 1.69k| rc = recv(s->fd, buffer, len, 0); 673| 1.69k| } else { 674| 0| rc = read(s->fd, buffer, len); 675| 0| } 676| |#ifdef _WIN32 677| | s->last_errno = WSAGetLastError(); 678| |#else 679| 1.69k| s->last_errno = errno; 680| 1.69k|#endif 681| 1.69k| s->read_wontblock = 0; 682| | 683| 1.69k| if (rc < 0) { ------------------ | Branch (683:9): [True: 0, False: 1.69k] ------------------ 684| 0| s->data_except = 1; 685| 1.69k| } else { 686| 1.69k| SSH_LOG(SSH_LOG_TRACE, "read %zd", rc); ------------------ | | 281| 1.69k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 687| 1.69k| } 688| | 689| 1.69k| return rc; 690| 1.69k|} socket.c:ssh_socket_unbuffered_write: 711| 1.40k|{ 712| 1.40k| ssize_t w = -1; 713| 1.40k| int flags = 0; 714| | 715| 1.40k|#ifdef MSG_NOSIGNAL 716| 1.40k| flags |= MSG_NOSIGNAL; 717| 1.40k|#endif 718| | 719| 1.40k| if (s->data_except) { ------------------ | Branch (719:9): [True: 0, False: 1.40k] ------------------ 720| 0| return -1; 721| 0| } 722| | 723| 1.40k| if (s->fd_is_socket) { ------------------ | Branch (723:9): [True: 1.40k, False: 0] ------------------ 724| 1.40k| w = send(s->fd, buffer, len, flags); 725| 1.40k| } else { 726| 0| w = write(s->fd, buffer, len); 727| 0| } 728| |#ifdef _WIN32 729| | s->last_errno = WSAGetLastError(); 730| |#else 731| 1.40k| s->last_errno = errno; 732| 1.40k|#endif 733| 1.40k| s->write_wontblock = 0; 734| | /* Reactive the POLLOUT detector in the poll multiplexer system */ 735| 1.40k| if (s->poll_handle) { ------------------ | Branch (735:9): [True: 1.40k, False: 0] ------------------ 736| 1.40k| SSH_LOG(SSH_LOG_PACKET, "Enabling POLLOUT for socket"); ------------------ | | 281| 1.40k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 737| 1.40k| ssh_poll_add_events(s->poll_handle, POLLOUT); 738| 1.40k| } 739| 1.40k| if (w < 0) { ------------------ | Branch (739:9): [True: 0, False: 1.40k] ------------------ 740| 0| s->data_except = 1; 741| 0| } 742| | 743| 1.40k| SSH_LOG(SSH_LOG_TRACE, "wrote %zd", w); ------------------ | | 281| 1.40k| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 744| 1.40k| return w; 745| 1.40k|} ssh_string_new: 57| 10.7k|{ 58| 10.7k| struct ssh_string_struct *str = NULL; 59| | 60| 10.7k| if (size > STRING_SIZE_MAX) { ------------------ | | 38| 10.7k|#define STRING_SIZE_MAX 0x10000000 ------------------ | Branch (60:9): [True: 0, False: 10.7k] ------------------ 61| 0| errno = EINVAL; 62| 0| return NULL; 63| 0| } 64| | 65| 10.7k| str = calloc(1, sizeof(struct ssh_string_struct) + size); 66| 10.7k| if (str == NULL) { ------------------ | Branch (66:9): [True: 0, False: 10.7k] ------------------ 67| 0| return NULL; 68| 0| } 69| | 70| 10.7k| str->size = htonl((uint32_t)size); 71| | 72| 10.7k| return str; 73| 10.7k|} ssh_string_fill: 87| 337|{ 88| 337| if ((s == NULL) || (data == NULL) || (len == 0) || ------------------ | Branch (88:9): [True: 0, False: 337] | Branch (88:24): [True: 0, False: 337] | Branch (88:42): [True: 0, False: 337] ------------------ 89| 337| (len > ssh_string_len(s))) { ------------------ | Branch (89:9): [True: 0, False: 337] ------------------ 90| 0| return -1; 91| 0| } 92| | 93| 337| memcpy(s->data, data, len); 94| | 95| 337| return 0; 96| 337|} ssh_string_from_char: 109| 5.19k|{ 110| 5.19k| struct ssh_string_struct *ptr = NULL; 111| 5.19k| size_t len; 112| | 113| 5.19k| if (what == NULL) { ------------------ | Branch (113:9): [True: 0, False: 5.19k] ------------------ 114| 0| errno = EINVAL; 115| 0| return NULL; 116| 0| } 117| | 118| 5.19k| len = strlen(what); 119| | 120| 5.19k| ptr = ssh_string_new(len); 121| 5.19k| if (ptr == NULL) { ------------------ | Branch (121:9): [True: 0, False: 5.19k] ------------------ 122| 0| return NULL; 123| 0| } 124| | 125| 5.19k| memcpy(ptr->data, what, len); 126| | 127| 5.19k| return ptr; 128| 5.19k|} ssh_string_len: 177| 20.7k|{ 178| 20.7k| size_t size; 179| | 180| 20.7k| if (s == NULL) { ------------------ | Branch (180:9): [True: 123, False: 20.6k] ------------------ 181| 123| return 0; 182| 123| } 183| | 184| 20.6k| size = ntohl(s->size); 185| 20.6k| if (size > 0 && size <= STRING_SIZE_MAX) { ------------------ | | 38| 16.8k|#define STRING_SIZE_MAX 0x10000000 ------------------ | Branch (185:9): [True: 16.8k, False: 3.78k] | Branch (185:21): [True: 16.8k, False: 0] ------------------ 186| 16.8k| return size; 187| 16.8k| } 188| | 189| 3.78k| return 0; 190| 20.6k|} ssh_string_get_char: 202| 292|{ 203| 292| if (s == NULL) { ------------------ | Branch (203:9): [True: 0, False: 292] ------------------ 204| 0| return NULL; 205| 0| } 206| 292| s->data[ssh_string_len(s)] = '\0'; 207| | 208| 292| return (const char *)s->data; 209| 292|} ssh_string_to_char: 223| 3.52k|{ 224| 3.52k| size_t len; 225| 3.52k| char *new = NULL; 226| | 227| 3.52k| if (s == NULL) { ------------------ | Branch (227:9): [True: 0, False: 3.52k] ------------------ 228| 0| return NULL; 229| 0| } 230| | 231| 3.52k| len = ssh_string_len(s); 232| 3.52k| if (len + 1 < len) { ------------------ | Branch (232:9): [True: 0, False: 3.52k] ------------------ 233| 0| return NULL; 234| 0| } 235| | 236| 3.52k| new = malloc(len + 1); 237| 3.52k| if (new == NULL) { ------------------ | Branch (237:9): [True: 0, False: 3.52k] ------------------ 238| 0| return NULL; 239| 0| } 240| 3.52k| memcpy(new, s->data, len); 241| 3.52k| new[len] = '\0'; 242| | 243| 3.52k| return new; 244| 3.52k|} ssh_string_copy: 265| 5|{ 266| 5| struct ssh_string_struct *new = NULL; 267| 5| size_t len; 268| | 269| 5| if (s == NULL) { ------------------ | Branch (269:9): [True: 0, False: 5] ------------------ 270| 0| return NULL; 271| 0| } 272| | 273| 5| len = ssh_string_len(s); 274| | 275| 5| new = ssh_string_new(len); 276| 5| if (new == NULL) { ------------------ | Branch (276:9): [True: 0, False: 5] ------------------ 277| 0| return NULL; 278| 0| } 279| | 280| 5| memcpy(new->data, s->data, len); 281| | 282| 5| return new; 283| 5|} ssh_string_burn: 341| 2.16k|{ 342| 2.16k| if (s == NULL || s->size == 0) { ------------------ | Branch (342:9): [True: 1.52k, False: 635] | Branch (342:22): [True: 56, False: 579] ------------------ 343| 1.58k| return; 344| 1.58k| } 345| | 346| 579| ssh_burn(s->data, ssh_string_len(s)); ------------------ | | 388| 579|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 347| 579|} ssh_string_data: 357| 5.27k|{ 358| 5.27k| if (s == NULL) { ------------------ | Branch (358:9): [True: 0, False: 5.27k] ------------------ 359| 0| return NULL; 360| 0| } 361| | 362| 5.27k| return s->data; 363| 5.27k|} ssh_string_free: 371| 16.9k|{ 372| | SAFE_FREE(s); ------------------ | | 373| 16.9k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 10.3k, False: 6.69k] | | | Branch (373:71): [Folded, False: 16.9k] | | ------------------ ------------------ 373| 16.9k|} ssh_threads_init: 42| 2|{ 43| 2| static int threads_initialized = 0; 44| 2| int rc; 45| | 46| 2| if (threads_initialized) { ------------------ | Branch (46:9): [True: 0, False: 2] ------------------ 47| 0| return SSH_OK; ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ 48| 0| } 49| | 50| | /* first initialize the user_callbacks with our default handlers if not 51| | * already the case 52| | */ 53| 2| if (user_callbacks == NULL){ ------------------ | Branch (53:9): [True: 2, False: 0] ------------------ 54| 2| user_callbacks = ssh_threads_get_default(); 55| 2| } 56| | 57| | /* Then initialize the crypto libraries threading callbacks */ 58| 2| rc = crypto_thread_init(user_callbacks); 59| 2| if (rc == SSH_OK) { ------------------ | | 316| 2|#define SSH_OK 0 /* No error */ ------------------ | Branch (59:9): [True: 2, False: 0] ------------------ 60| 2| threads_initialized = 1; 61| 2| } 62| 2| return rc; 63| 2|} ssh_threads_get_type: 96| 579|{ 97| 579| if (user_callbacks != NULL) { ------------------ | Branch (97:9): [True: 579, False: 0] ------------------ 98| 579| return user_callbacks->type; 99| 579| } 100| 0| return NULL; 101| 579|} crypto_thread_init: 28| 2|{ 29| 2| (void) cb; 30| 2| return SSH_OK; ------------------ | | 316| 2|#define SSH_OK 0 /* No error */ ------------------ 31| 2|} ssh_mutex_lock: 102| 583|{ 103| 583| int rc; 104| | 105| 583| if (mutex == NULL) { ------------------ | Branch (105:9): [True: 0, False: 583] ------------------ 106| 0| exit(EINVAL); 107| 0| } 108| | 109| 583| rc = pthread_mutex_lock(mutex); 110| | 111| 583| if (rc) { ------------------ | Branch (111:9): [True: 0, False: 583] ------------------ 112| 0| exit(rc); 113| 0| } 114| 583|} ssh_mutex_unlock: 117| 583|{ 118| 583| int rc; 119| | 120| 583| if (mutex == NULL) { ------------------ | Branch (120:9): [True: 0, False: 583] ------------------ 121| 0| exit(EINVAL); 122| 0| } 123| | 124| 583| rc = pthread_mutex_unlock(mutex); 125| | 126| 583| if (rc) { ------------------ | Branch (126:9): [True: 0, False: 583] ------------------ 127| 0| exit(rc); 128| 0| } 129| 583|} ssh_threads_get_default: 132| 2|{ 133| 2| return &ssh_threads_pthread; 134| 2|} ssh_tokens_free: 43| 11.6k|{ 44| 11.6k| int i; 45| 11.6k| if (tokens == NULL) { ------------------ | Branch (45:9): [True: 0, False: 11.6k] ------------------ 46| 0| return; 47| 0| } 48| | 49| 11.6k| if (tokens->tokens != NULL) { ------------------ | Branch (49:9): [True: 11.6k, False: 0] ------------------ 50| 62.5k| for (i = 0; tokens->tokens[i] != NULL; i++) { ------------------ | Branch (50:21): [True: 50.8k, False: 11.6k] ------------------ 51| 50.8k| ssh_burn(tokens->tokens[i], strlen(tokens->tokens[i])); ------------------ | | 388| 50.8k|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 52| 50.8k| } 53| 11.6k| } 54| | 55| 11.6k| SAFE_FREE(tokens->buffer); ------------------ | | 373| 11.6k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 11.6k, False: 0] | | | Branch (373:71): [Folded, False: 11.6k] | | ------------------ ------------------ 56| 11.6k| SAFE_FREE(tokens->tokens); ------------------ | | 373| 11.6k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 11.6k, False: 0] | | | Branch (373:71): [Folded, False: 11.6k] | | ------------------ ------------------ 57| | SAFE_FREE(tokens); ------------------ | | 373| 11.6k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 11.6k, False: 0] | | | Branch (373:71): [Folded, False: 11.6k] | | ------------------ ------------------ 58| 11.6k|} ssh_tokenize: 74| 11.6k|{ 75| | 76| 11.6k| struct ssh_tokens_st *tokens = NULL; 77| 11.6k| size_t num_tokens = 1, i = 1; 78| | 79| 11.6k| char *found, *c; 80| | 81| 11.6k| if (chain == NULL) { ------------------ | Branch (81:9): [True: 0, False: 11.6k] ------------------ 82| 0| return NULL; 83| 0| } 84| | 85| 11.6k| tokens = calloc(1, sizeof(struct ssh_tokens_st)); 86| 11.6k| if (tokens == NULL) { ------------------ | Branch (86:9): [True: 0, False: 11.6k] ------------------ 87| 0| return NULL; 88| 0| } 89| | 90| 11.6k| tokens->buffer = strdup(chain); 91| 11.6k| if (tokens->buffer == NULL) { ------------------ | Branch (91:9): [True: 0, False: 11.6k] ------------------ 92| 0| goto error; 93| 0| } 94| | 95| 11.6k| c = tokens->buffer; 96| 50.8k| do { 97| 50.8k| found = strchr(c, separator); 98| 50.8k| if (found != NULL) { ------------------ | Branch (98:13): [True: 39.2k, False: 11.6k] ------------------ 99| 39.2k| c = found + 1; 100| 39.2k| num_tokens++; 101| 39.2k| } 102| 50.8k| } while(found != NULL); ------------------ | Branch (102:13): [True: 39.2k, False: 11.6k] ------------------ 103| | 104| | /* Allocate tokens list */ 105| 11.6k| tokens->tokens = calloc(num_tokens + 1, sizeof(char *)); 106| 11.6k| if (tokens->tokens == NULL) { ------------------ | Branch (106:9): [True: 0, False: 11.6k] ------------------ 107| 0| goto error; 108| 0| } 109| | 110| | /* First token starts in the beginning of the chain */ 111| 11.6k| tokens->tokens[0] = tokens->buffer; 112| 11.6k| c = tokens->buffer; 113| | 114| 50.8k| for (i = 1; i < num_tokens; i++) { ------------------ | Branch (114:17): [True: 39.2k, False: 11.6k] ------------------ 115| | /* Find next separator */ 116| 39.2k| found = strchr(c, separator); 117| 39.2k| if (found == NULL) { ------------------ | Branch (117:13): [True: 0, False: 39.2k] ------------------ 118| 0| break; 119| 0| } 120| | 121| | /* Replace it with a string terminator */ 122| 39.2k| *found = '\0'; 123| | 124| | /* The next token starts in the next byte */ 125| 39.2k| c = found + 1; 126| | 127| | /* If we did not reach the end of the chain yet, set the next token */ 128| 39.2k| if (*c != '\0') { ------------------ | Branch (128:13): [True: 39.1k, False: 18] ------------------ 129| 39.1k| tokens->tokens[i] = c; 130| 39.1k| } else { 131| 18| break; 132| 18| } 133| 39.2k| } 134| | 135| 11.6k| return tokens; 136| | 137| 0|error: 138| 0| ssh_tokens_free(tokens); 139| | return NULL; 140| 11.6k|} ssh_find_matching: 157| 3.00k|{ 158| 3.00k| struct ssh_tokens_st *a_tok = NULL, *p_tok = NULL; 159| | 160| 3.00k| int i, j; 161| 3.00k| char *ret = NULL; 162| | 163| 3.00k| if ((available_list == NULL) || (preferred_list == NULL)) { ------------------ | Branch (163:9): [True: 0, False: 3.00k] | Branch (163:37): [True: 0, False: 3.00k] ------------------ 164| 0| return NULL; 165| 0| } 166| | 167| 3.00k| a_tok = ssh_tokenize(available_list, ','); 168| 3.00k| if (a_tok == NULL) { ------------------ | Branch (168:9): [True: 0, False: 3.00k] ------------------ 169| 0| return NULL; 170| 0| } 171| | 172| 3.00k| p_tok = ssh_tokenize(preferred_list, ','); 173| 3.00k| if (p_tok == NULL) { ------------------ | Branch (173:9): [True: 0, False: 3.00k] ------------------ 174| 0| goto out; 175| 0| } 176| | 177| 6.96k| for (i = 0; p_tok->tokens[i]; i++) { ------------------ | Branch (177:17): [True: 6.85k, False: 111] ------------------ 178| 33.2k| for (j = 0; a_tok->tokens[j]; j++) { ------------------ | Branch (178:21): [True: 29.2k, False: 3.95k] ------------------ 179| 29.2k| if (strcmp(a_tok->tokens[j], p_tok->tokens[i]) == 0) { ------------------ | Branch (179:17): [True: 2.89k, False: 26.3k] ------------------ 180| 2.89k| ret = strdup(a_tok->tokens[j]); 181| 2.89k| goto out; 182| 2.89k| } 183| 29.2k| } 184| 6.85k| } 185| | 186| 3.00k|out: 187| 3.00k| ssh_tokens_free(a_tok); 188| 3.00k| ssh_tokens_free(p_tok); 189| 3.00k| return ret; 190| 3.00k|} ssh_find_all_matching: 208| 2.82k|{ 209| 2.82k| struct ssh_tokens_st *a_tok = NULL, *p_tok = NULL; 210| 2.82k| int i, j; 211| 2.82k| char *ret = NULL; 212| 2.82k| size_t max, len, pos = 0; 213| 2.82k| int match; 214| | 215| 2.82k| if ((available_list == NULL) || (preferred_list == NULL)) { ------------------ | Branch (215:9): [True: 0, False: 2.82k] | Branch (215:37): [True: 0, False: 2.82k] ------------------ 216| 0| return NULL; 217| 0| } 218| | 219| 2.82k| max = MAX(strlen(available_list), strlen(preferred_list)); ------------------ | | 369| 2.82k|#define MAX(a,b) ((a) > (b) ? (a) : (b)) | | ------------------ | | | Branch (369:19): [True: 2.31k, False: 508] | | ------------------ ------------------ 220| | 221| 2.82k| ret = calloc(1, max + 1); 222| 2.82k| if (ret == NULL) { ------------------ | Branch (222:9): [True: 0, False: 2.82k] ------------------ 223| 0| return NULL; 224| 0| } 225| | 226| 2.82k| a_tok = ssh_tokenize(available_list, ','); 227| 2.82k| if (a_tok == NULL) { ------------------ | Branch (227:9): [True: 0, False: 2.82k] ------------------ 228| 0| SAFE_FREE(ret); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 229| 0| goto out; 230| 0| } 231| | 232| 2.82k| p_tok = ssh_tokenize(preferred_list, ','); 233| 2.82k| if (p_tok == NULL) { ------------------ | Branch (233:9): [True: 0, False: 2.82k] ------------------ 234| 0| SAFE_FREE(ret); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 235| 0| goto out; 236| 0| } 237| | 238| 12.7k| for (i = 0; p_tok->tokens[i] ; i++) { ------------------ | Branch (238:17): [True: 9.93k, False: 2.82k] ------------------ 239| 99.3k| for (j = 0; a_tok->tokens[j]; j++) { ------------------ | Branch (239:21): [True: 89.4k, False: 9.93k] ------------------ 240| 89.4k| match = !strcmp(a_tok->tokens[j], p_tok->tokens[i]); 241| 89.4k| if (match) { ------------------ | Branch (241:17): [True: 6.38k, False: 83.0k] ------------------ 242| 6.38k| if (pos != 0) { ------------------ | Branch (242:21): [True: 3.55k, False: 2.82k] ------------------ 243| 3.55k| ret[pos] = ','; 244| 3.55k| pos++; 245| 3.55k| } 246| | 247| 6.38k| len = strlen(a_tok->tokens[j]); 248| 6.38k| memcpy(&ret[pos], a_tok->tokens[j], len); 249| 6.38k| pos += len; 250| 6.38k| ret[pos] = '\0'; 251| 6.38k| } 252| 89.4k| } 253| 9.93k| } 254| | 255| 2.82k| if (ret[0] == '\0') { ------------------ | Branch (255:9): [True: 0, False: 2.82k] ------------------ 256| 0| SAFE_FREE(ret); ------------------ | | 373| 0|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 0, False: 0] | | | Branch (373:71): [Folded, False: 0] | | ------------------ ------------------ 257| 0| } 258| | 259| 2.82k|out: 260| 2.82k| ssh_tokens_free(a_tok); 261| 2.82k| ssh_tokens_free(p_tok); 262| 2.82k| return ret; 263| 2.82k|} ssh_get_hmactab: 74| 95|struct ssh_hmac_struct *ssh_get_hmactab(void) { 75| 95| return ssh_hmac_tab; 76| 95|} hmac_digest_len: 78| 5.29k|size_t hmac_digest_len(enum ssh_hmac_e type) { 79| 5.29k| switch(type) { 80| 0| case SSH_HMAC_SHA1: ------------------ | Branch (80:5): [True: 0, False: 5.29k] ------------------ 81| 0| return SHA_DIGEST_LEN; ------------------ | | 44| 0|#define SHA_DIGEST_LEN SHA_DIGEST_LENGTH ------------------ 82| 0| case SSH_HMAC_SHA256: ------------------ | Branch (82:5): [True: 0, False: 5.29k] ------------------ 83| 0| return SHA256_DIGEST_LEN; ------------------ | | 45| 0|#define SHA256_DIGEST_LEN SHA256_DIGEST_LENGTH ------------------ 84| 0| case SSH_HMAC_SHA512: ------------------ | Branch (84:5): [True: 0, False: 5.29k] ------------------ 85| 0| return SHA512_DIGEST_LEN; ------------------ | | 47| 0|#define SHA512_DIGEST_LEN SHA512_DIGEST_LENGTH ------------------ 86| 0| case SSH_HMAC_MD5: ------------------ | Branch (86:5): [True: 0, False: 5.29k] ------------------ 87| 0| return MD5_DIGEST_LEN; ------------------ | | 51| 0|#define MD5_DIGEST_LEN MD5_DIGEST_LENGTH ------------------ 88| 0| case SSH_HMAC_AEAD_POLY1305: ------------------ | Branch (88:5): [True: 0, False: 5.29k] ------------------ 89| 0| return POLY1305_TAGLEN; ------------------ | | 37| 0|#define POLY1305_TAGLEN 16 ------------------ 90| 0| case SSH_HMAC_AEAD_GCM: ------------------ | Branch (90:5): [True: 0, False: 5.29k] ------------------ 91| 0| return AES_GCM_TAGLEN; ------------------ | | 58| 0|#define AES_GCM_TAGLEN 16 ------------------ 92| 5.29k| default: ------------------ | Branch (92:5): [True: 5.29k, False: 0] ------------------ 93| 5.29k| return 0; 94| 5.29k| } 95| 5.29k|} ssh_cipher_clear: 124| 2.60k|void ssh_cipher_clear(struct ssh_cipher_struct *cipher){ 125| |#ifdef HAVE_LIBGCRYPT 126| | unsigned int i; 127| |#endif 128| | 129| 2.60k| if (cipher == NULL) { ------------------ | Branch (129:9): [True: 2.41k, False: 190] ------------------ 130| 2.41k| return; 131| 2.41k| } 132| | 133| |#ifdef HAVE_LIBGCRYPT 134| | if (cipher->key) { 135| | for (i = 0; i < (cipher->keylen / sizeof(gcry_cipher_hd_t)); i++) { 136| | gcry_cipher_close(cipher->key[i]); 137| | } 138| | SAFE_FREE(cipher->key); 139| | } 140| |#endif 141| | 142| 190| if (cipher->cleanup != NULL) { ------------------ | Branch (142:9): [True: 0, False: 190] ------------------ 143| 0| cipher->cleanup(cipher); 144| 0| } 145| 190|} crypto_new: 153| 1.46k|{ 154| 1.46k| struct ssh_crypto_struct *crypto = NULL; 155| | 156| 1.46k| crypto = calloc(1, sizeof(struct ssh_crypto_struct)); 157| 1.46k| if (crypto == NULL) { ------------------ | Branch (157:9): [True: 159, False: 1.30k] ------------------ 158| 159| return NULL; 159| 159| } 160| 1.30k| return crypto; 161| 1.46k|} crypto_free: 164| 2.34k|{ 165| 2.34k| size_t i; 166| | 167| 2.34k| if (crypto == NULL) { ------------------ | Branch (167:9): [True: 1.04k, False: 1.30k] ------------------ 168| 1.04k| return; 169| 1.04k| } 170| | 171| 1.30k| ssh_key_free(crypto->server_pubkey); 172| | 173| 1.30k| ssh_dh_cleanup(crypto); 174| 1.30k| bignum_safe_free(crypto->shared_secret); ------------------ | | 71| 1.30k|#define bignum_safe_free(num) do { \ | | 72| 1.30k| if ((num) != NULL) { \ | | ------------------ | | | Branch (72:9): [True: 95, False: 1.20k] | | ------------------ | | 73| 95| BN_clear_free((num)); \ | | 74| 95| (num)=NULL; \ | | 75| 95| } \ | | 76| 1.30k| } while(0) | | ------------------ | | | Branch (76:13): [Folded, False: 1.30k] | | ------------------ ------------------ 175| 1.30k|#ifdef HAVE_ECDH 176| 1.30k| SAFE_FREE(crypto->ecdh_client_pubkey); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 128, False: 1.17k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 177| 1.30k| SAFE_FREE(crypto->ecdh_server_pubkey); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 2, False: 1.30k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 178| 1.30k| if (crypto->ecdh_privkey != NULL) { ------------------ | Branch (178:9): [True: 128, False: 1.17k] ------------------ 179| 128|#ifdef HAVE_OPENSSL_ECC 180| 128|#if OPENSSL_VERSION_NUMBER < 0x30000000L 181| 128| EC_KEY_free(crypto->ecdh_privkey); 182| |#else 183| | EVP_PKEY_free(crypto->ecdh_privkey); 184| |#endif /* OPENSSL_VERSION_NUMBER */ 185| |#elif defined HAVE_GCRYPT_ECC 186| | gcry_sexp_release(crypto->ecdh_privkey); 187| |#elif defined HAVE_LIBMBEDCRYPTO 188| | mbedtls_ecp_keypair_free(crypto->ecdh_privkey); 189| | SAFE_FREE(crypto->ecdh_privkey); 190| |#endif /* HAVE_LIBGCRYPT */ 191| 128| crypto->ecdh_privkey = NULL; 192| 128| } 193| 1.30k|#endif 194| 1.30k|#ifdef HAVE_LIBCRYPTO 195| 1.30k| EVP_PKEY_free(crypto->curve25519_privkey); 196| |#elif defined(HAVE_GCRYPT_CURVE25519) 197| | gcry_sexp_release(crypto->curve25519_privkey); 198| |#endif 199| 1.30k| SAFE_FREE(crypto->dh_server_signature); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 41, False: 1.26k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 200| 1.30k| if (crypto->session_id != NULL) { ------------------ | Branch (200:9): [True: 95, False: 1.20k] ------------------ 201| 95| ssh_burn(crypto->session_id, crypto->session_id_len); ------------------ | | 388| 95|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 202| 95| SAFE_FREE(crypto->session_id); ------------------ | | 373| 95|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 0] | | | Branch (373:71): [Folded, False: 95] | | ------------------ ------------------ 203| 95| } 204| 1.30k| if (crypto->secret_hash != NULL) { ------------------ | Branch (204:9): [True: 95, False: 1.20k] ------------------ 205| 95| ssh_burn(crypto->secret_hash, crypto->digest_len); ------------------ | | 388| 95|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 206| 95| SAFE_FREE(crypto->secret_hash); ------------------ | | 373| 95|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 0] | | | Branch (373:71): [Folded, False: 95] | | ------------------ ------------------ 207| 95| } 208| 1.30k| compress_cleanup(crypto); 209| 1.30k| SAFE_FREE(crypto->encryptIV); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 1.20k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 210| 1.30k| SAFE_FREE(crypto->decryptIV); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 1.20k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 211| 1.30k| SAFE_FREE(crypto->encryptMAC); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 1.20k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 212| 1.30k| SAFE_FREE(crypto->decryptMAC); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 1.20k] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 213| 1.30k| if (crypto->encryptkey != NULL) { ------------------ | Branch (213:9): [True: 95, False: 1.20k] ------------------ 214| 95| ssh_burn(crypto->encryptkey, crypto->out_cipher->keysize / 8); ------------------ | | 388| 95|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 215| 95| SAFE_FREE(crypto->encryptkey); ------------------ | | 373| 95|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 0] | | | Branch (373:71): [Folded, False: 95] | | ------------------ ------------------ 216| 95| } 217| 1.30k| if (crypto->decryptkey != NULL) { ------------------ | Branch (217:9): [True: 95, False: 1.20k] ------------------ 218| 95| ssh_burn(crypto->decryptkey, crypto->in_cipher->keysize / 8); ------------------ | | 388| 95|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 219| 95| SAFE_FREE(crypto->decryptkey); ------------------ | | 373| 95|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 95, False: 0] | | | Branch (373:71): [Folded, False: 95] | | ------------------ ------------------ 220| 95| } 221| | 222| 1.30k| cipher_free(crypto->in_cipher); 223| 1.30k| cipher_free(crypto->out_cipher); 224| | 225| 14.3k| for (i = 0; i < SSH_KEX_METHODS; i++) { ------------------ | | 27| 14.3k|#define SSH_KEX_METHODS 10 ------------------ | Branch (225:17): [True: 13.0k, False: 1.30k] ------------------ 226| 13.0k| SAFE_FREE(crypto->client_kex.methods[i]); ------------------ | | 373| 13.0k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 5.08k, False: 7.96k] | | | Branch (373:71): [Folded, False: 13.0k] | | ------------------ ------------------ 227| 13.0k| SAFE_FREE(crypto->server_kex.methods[i]); ------------------ | | 373| 13.0k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 3.47k, False: 9.57k] | | | Branch (373:71): [Folded, False: 13.0k] | | ------------------ ------------------ 228| 13.0k| SAFE_FREE(crypto->kex_methods[i]); ------------------ | | 373| 13.0k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 2.95k, False: 10.0k] | | | Branch (373:71): [Folded, False: 13.0k] | | ------------------ ------------------ 229| 13.0k| } 230| | 231| |#ifdef HAVE_OPENSSL_MLKEM 232| | EVP_PKEY_free(crypto->mlkem_privkey); 233| |#else 234| 1.30k| if (crypto->mlkem_privkey != NULL) { ------------------ | Branch (234:9): [True: 121, False: 1.18k] ------------------ 235| 121| ssh_burn(crypto->mlkem_privkey, crypto->mlkem_privkey_len); ------------------ | | 388| 121|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 236| 121| SAFE_FREE(crypto->mlkem_privkey); ------------------ | | 373| 121|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 121, False: 0] | | | Branch (373:71): [Folded, False: 121] | | ------------------ ------------------ 237| 121| crypto->mlkem_privkey_len = 0; 238| 121| } 239| 1.30k|#endif 240| 1.30k| ssh_string_burn(crypto->hybrid_shared_secret); 241| 1.30k| ssh_string_free(crypto->mlkem_client_pubkey); 242| 1.30k| ssh_string_free(crypto->mlkem_ciphertext); 243| 1.30k| ssh_string_free(crypto->hybrid_client_init); 244| 1.30k| ssh_string_free(crypto->hybrid_server_reply); 245| 1.30k| ssh_string_free(crypto->hybrid_shared_secret); 246| | 247| 1.30k| ssh_burn(crypto, sizeof(struct ssh_crypto_struct)); ------------------ | | 388| 1.30k|#define ssh_burn(ptr, len) explicit_bzero((ptr), (len)) ------------------ 248| | 249| | SAFE_FREE(crypto); ------------------ | | 373| 1.30k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 1.30k, False: 0] | | | Branch (373:71): [Folded, False: 1.30k] | | ------------------ ------------------ 250| 1.30k|} crypt_set_algorithms_client: 429| 95|{ 430| 95| return crypt_set_algorithms2(session); 431| 95|} wrapper.c:cipher_free: 147| 2.60k|static void cipher_free(struct ssh_cipher_struct *cipher) { 148| 2.60k| ssh_cipher_clear(cipher); 149| | SAFE_FREE(cipher); ------------------ | | 373| 2.60k|#define SAFE_FREE(x) do { if ((x) != NULL) {free(x); x=NULL;} } while(0) | | ------------------ | | | Branch (373:31): [True: 190, False: 2.41k] | | | Branch (373:71): [Folded, False: 2.60k] | | ------------------ ------------------ 150| 2.60k|} wrapper.c:crypt_set_algorithms2: 275| 95|{ 276| 95| const char *wanted = NULL; 277| 95| const char *method = NULL; 278| 95| struct ssh_cipher_struct *ssh_ciphertab=ssh_get_ciphertab(); 279| 95| struct ssh_hmac_struct *ssh_hmactab=ssh_get_hmactab(); 280| 95| uint8_t i = 0; 281| 95| int cmp; 282| | 283| | /* 284| | * We must scan the kex entries to find crypto algorithms and set their 285| | * appropriate structure. 286| | */ 287| | 288| | /* out */ 289| 95| wanted = session->next_crypto->kex_methods[SSH_CRYPT_C_S]; 290| 1.04k| for (i = 0; i < 64 && ssh_ciphertab[i].name != NULL; ++i) { ------------------ | Branch (290:17): [True: 1.04k, False: 0] | Branch (290:27): [True: 1.04k, False: 0] ------------------ 291| 1.04k| cmp = strcmp(wanted, ssh_ciphertab[i].name); 292| 1.04k| if (cmp == 0) { ------------------ | Branch (292:13): [True: 95, False: 950] ------------------ 293| 95| break; 294| 95| } 295| 1.04k| } 296| | 297| 95| if (ssh_ciphertab[i].name == NULL) { ------------------ | Branch (297:9): [True: 0, False: 95] ------------------ 298| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 299| 0| "crypt_set_algorithms2: no crypto algorithm function found for %s", 300| 0| wanted); 301| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 302| 0| } 303| 95| SSH_LOG(SSH_LOG_PACKET, "Set output algorithm to %s", wanted); ------------------ | | 281| 95| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 304| | 305| 95| session->next_crypto->out_cipher = cipher_new(i); 306| 95| if (session->next_crypto->out_cipher == NULL) { ------------------ | Branch (306:9): [True: 0, False: 95] ------------------ 307| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 308| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 309| 0| } 310| | 311| 95| if (session->next_crypto->out_cipher->aead_encrypt != NULL) { ------------------ | Branch (311:9): [True: 0, False: 95] ------------------ 312| | /* this cipher has integrated MAC */ 313| 0| if (session->next_crypto->out_cipher->ciphertype == SSH_AEAD_CHACHA20_POLY1305) { ------------------ | Branch (313:13): [True: 0, False: 0] ------------------ 314| 0| wanted = "aead-poly1305"; 315| 0| } else { 316| 0| wanted = "aead-gcm"; 317| 0| } 318| 95| } else { 319| | /* 320| | * We must scan the kex entries to find hmac algorithms and set their 321| | * appropriate structure. 322| | */ 323| | 324| | /* out */ 325| 95| wanted = session->next_crypto->kex_methods[SSH_MAC_C_S]; 326| 95| } 327| | 328| 1.04k| for (i = 0; ssh_hmactab[i].name != NULL; i++) { ------------------ | Branch (328:17): [True: 1.04k, False: 0] ------------------ 329| 1.04k| cmp = strcmp(wanted, ssh_hmactab[i].name); 330| 1.04k| if (cmp == 0) { ------------------ | Branch (330:13): [True: 95, False: 950] ------------------ 331| 95| break; 332| 95| } 333| 1.04k| } 334| | 335| 95| if (ssh_hmactab[i].name == NULL) { ------------------ | Branch (335:9): [True: 0, False: 95] ------------------ 336| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 337| 0| "crypt_set_algorithms2: no hmac algorithm function found for %s", 338| 0| wanted); 339| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 340| 0| } 341| 95| SSH_LOG(SSH_LOG_PACKET, "Set HMAC output algorithm to %s", wanted); ------------------ | | 281| 95| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 342| | 343| 95| session->next_crypto->out_hmac = ssh_hmactab[i].hmac_type; 344| 95| session->next_crypto->out_hmac_etm = ssh_hmactab[i].etm; 345| | 346| | /* in */ 347| 95| wanted = session->next_crypto->kex_methods[SSH_CRYPT_S_C]; 348| | 349| 1.04k| for (i = 0; ssh_ciphertab[i].name != NULL; i++) { ------------------ | Branch (349:17): [True: 1.04k, False: 0] ------------------ 350| 1.04k| cmp = strcmp(wanted, ssh_ciphertab[i].name); 351| 1.04k| if (cmp == 0) { ------------------ | Branch (351:13): [True: 95, False: 950] ------------------ 352| 95| break; 353| 95| } 354| 1.04k| } 355| | 356| 95| if (ssh_ciphertab[i].name == NULL) { ------------------ | Branch (356:9): [True: 0, False: 95] ------------------ 357| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 358| 0| "Crypt_set_algorithms: no crypto algorithm function found for %s", 359| 0| wanted); 360| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 361| 0| } 362| 95| SSH_LOG(SSH_LOG_PACKET, "Set input algorithm to %s", wanted); ------------------ | | 281| 95| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 363| | 364| 95| session->next_crypto->in_cipher = cipher_new(i); 365| 95| if (session->next_crypto->in_cipher == NULL) { ------------------ | Branch (365:9): [True: 0, False: 95] ------------------ 366| 0| ssh_set_error_oom(session); ------------------ | | 318| 0| _ssh_set_error_oom(error, __func__) ------------------ 367| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 368| 0| } 369| | 370| 95| if (session->next_crypto->in_cipher->aead_encrypt != NULL){ ------------------ | Branch (370:9): [True: 0, False: 95] ------------------ 371| | /* this cipher has integrated MAC */ 372| 0| if (session->next_crypto->in_cipher->ciphertype == SSH_AEAD_CHACHA20_POLY1305) { ------------------ | Branch (372:13): [True: 0, False: 0] ------------------ 373| 0| wanted = "aead-poly1305"; 374| 0| } else { 375| 0| wanted = "aead-gcm"; 376| 0| } 377| 95| } else { 378| | /* we must scan the kex entries to find hmac algorithms and set their appropriate structure */ 379| 95| wanted = session->next_crypto->kex_methods[SSH_MAC_S_C]; 380| 95| } 381| | 382| 1.04k| for (i = 0; ssh_hmactab[i].name != NULL; i++) { ------------------ | Branch (382:17): [True: 1.04k, False: 0] ------------------ 383| 1.04k| cmp = strcmp(wanted, ssh_hmactab[i].name); 384| 1.04k| if (cmp == 0) { ------------------ | Branch (384:13): [True: 95, False: 950] ------------------ 385| 95| break; 386| 95| } 387| 1.04k| } 388| | 389| 95| if (ssh_hmactab[i].name == NULL) { ------------------ | Branch (389:9): [True: 0, False: 95] ------------------ 390| 0| ssh_set_error(session, SSH_FATAL, ------------------ | | 311| 0| _ssh_set_error(error, code, __func__, __VA_ARGS__) ------------------ 391| 0| "crypt_set_algorithms2: no hmac algorithm function found for %s", 392| 0| wanted); 393| 0| return SSH_ERROR; ------------------ | | 317| 0|#define SSH_ERROR -1 /* Error of some kind */ ------------------ 394| 0| } 395| 95| SSH_LOG(SSH_LOG_PACKET, "Set HMAC input algorithm to %s", wanted); ------------------ | | 281| 95| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 396| | 397| 95| session->next_crypto->in_hmac = ssh_hmactab[i].hmac_type; 398| 95| session->next_crypto->in_hmac_etm = ssh_hmactab[i].etm; 399| | 400| | /* compression: client */ 401| 95| method = session->next_crypto->kex_methods[SSH_COMP_C_S]; 402| 95| cmp = strcmp(method, "zlib"); 403| 95| if (cmp == 0) { ------------------ | Branch (403:9): [True: 0, False: 95] ------------------ 404| 0| SSH_LOG(SSH_LOG_PACKET, "enabling C->S compression"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 405| 0| compression_enable(session, SSH_DIRECTION_OUT, false); 406| 0| } 407| 95| cmp = strcmp(method, "zlib@openssh.com"); 408| 95| if (cmp == 0) { ------------------ | Branch (408:9): [True: 0, False: 95] ------------------ 409| 0| SSH_LOG(SSH_LOG_PACKET, "enabling C->S delayed compression"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 410| 0| compression_enable(session, SSH_DIRECTION_OUT, true); 411| 0| } 412| | 413| 95| method = session->next_crypto->kex_methods[SSH_COMP_S_C]; 414| 95| cmp = strcmp(method, "zlib"); 415| 95| if (cmp == 0) { ------------------ | Branch (415:9): [True: 0, False: 95] ------------------ 416| 0| SSH_LOG(SSH_LOG_PACKET, "enabling S->C compression"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 417| 0| compression_enable(session, SSH_DIRECTION_IN, false); 418| 0| } 419| 95| cmp = strcmp(method, "zlib@openssh.com"); 420| 95| if (cmp == 0) { ------------------ | Branch (420:9): [True: 0, False: 95] ------------------ 421| 0| SSH_LOG(SSH_LOG_PACKET, "enabling S->C delayed compression"); ------------------ | | 281| 0| _ssh_log(priority, __func__, __VA_ARGS__) ------------------ 422| 0| compression_enable(session, SSH_DIRECTION_IN, true); 423| 0| } 424| | 425| 95| return SSH_OK; ------------------ | | 316| 95|#define SSH_OK 0 /* No error */ ------------------ 426| 95|} wrapper.c:cipher_new: 110| 190|static struct ssh_cipher_struct *cipher_new(uint8_t offset) { 111| 190| struct ssh_cipher_struct *cipher = NULL; 112| | 113| 190| cipher = malloc(sizeof(struct ssh_cipher_struct)); 114| 190| if (cipher == NULL) { ------------------ | Branch (114:7): [True: 0, False: 190] ------------------ 115| 0| return NULL; 116| 0| } 117| | 118| | /* note the memcpy will copy the pointers : so, you shouldn't free them */ 119| 190| memcpy(cipher, &ssh_get_ciphertab()[offset], sizeof(*cipher)); 120| | 121| 190| return cipher; 122| 190|} nalloc_init: 114| 2|{ 115| 2| if (nalloc_initialized) { ------------------ | Branch (115:9): [True: 0, False: 2] ------------------ 116| 0| return; 117| 0| } 118| 2| nalloc_initialized = true; 119| 2| char *bitmask = getenv("NALLOC_FREQ"); 120| 2| if (bitmask) { ------------------ | Branch (120:9): [True: 0, False: 2] ------------------ 121| 0| int shift = atoi(bitmask); 122| 0| if (shift > 0 && shift < 31) { ------------------ | Branch (122:13): [True: 0, False: 0] | Branch (122:26): [True: 0, False: 0] ------------------ 123| 0| nalloc_bitmask = 1 << shift; 124| 0| nalloc_random_bitmask = false; 125| 0| } else if (shift == 0) { ------------------ | Branch (125:20): [True: 0, False: 0] ------------------ 126| 0| nalloc_random_bitmask = false; 127| 0| nalloc_bitmask = 0; 128| 0| } 129| 2| } else if (prog == NULL || strstr(prog, "nalloc") == NULL) { ------------------ | Branch (129:16): [True: 0, False: 2] | Branch (129:32): [True: 0, False: 2] ------------------ 130| 0| nalloc_random_bitmask = false; 131| 0| nalloc_bitmask = 0; 132| 0| return; 133| 0| } 134| | 135| 2| char *verbose = getenv("NALLOC_VERBOSE"); 136| 2| if (verbose) { ------------------ | Branch (136:9): [True: 0, False: 2] ------------------ 137| | nalloc_verbose = true; 138| 0| } 139| 2|} recv: 289| 1.69k|{ 290| 1.69k| if (nalloc_fail(count, "recv")) { ------------------ | Branch (290:9): [True: 0, False: 1.69k] ------------------ 291| 0| errno = EIO; 292| 0| return -1; 293| 0| } 294| 1.69k| return nalloc_recv(fd, buf, count, flags); ------------------ | | 265| 1.69k|#define nalloc_recv(f, b, s, x) __recv(f, b, s, x) ------------------ 295| 1.69k|} send: 298| 2.55k|{ 299| 2.55k| if (nalloc_fail(count, "send")) { ------------------ | Branch (299:9): [True: 0, False: 2.55k] ------------------ 300| 0| errno = EIO; 301| 0| return -1; 302| 0| } 303| 2.55k| return nalloc_send(fd, buf, count, flags); ------------------ | | 266| 2.55k|#define nalloc_send(f, b, s, x) __send(f, b, s, x) ------------------ 304| 2.55k|} calloc: 307| 52.2k|{ 308| 52.2k| if (nalloc_fail(size, "calloc")) { ------------------ | Branch (308:9): [True: 541, False: 51.6k] ------------------ 309| 541| errno = ENOMEM; 310| 541| return NULL; 311| 541| } 312| 51.6k| return nalloc_calloc(nmemb, size); ------------------ | | 259| 51.6k|#define nalloc_calloc(s, n) __libc_calloc(s, n) ------------------ 313| 52.2k|} malloc: 316| 245k|{ 317| 245k| if (nalloc_fail(size, "malloc")) { ------------------ | Branch (317:9): [True: 1, False: 245k] ------------------ 318| 1| errno = ENOMEM; 319| 1| return NULL; 320| 1| } 321| 245k| return nalloc_malloc(size); ------------------ | | 258| 245k|#define nalloc_malloc(s) __libc_malloc(s) ------------------ 322| 245k|} realloc: 325| 14.6k|{ 326| 14.6k| if (nalloc_fail(size, "realloc")) { ------------------ | Branch (326:9): [True: 25, False: 14.6k] ------------------ 327| 25| errno = ENOMEM; 328| 25| return NULL; 329| 25| } 330| 14.6k| return nalloc_realloc(ptr, size); ------------------ | | 260| 14.6k|#define nalloc_realloc(p, s) __libc_realloc(p, s) ------------------ 331| 14.6k|} ssh_client_fuzzer.c:nalloc_fail: 194| 316k|{ 195| | // do not fail before thread init 196| 316k| if (nalloc_runs == 0) { ------------------ | Branch (196:9): [True: 10.5k, False: 305k] ------------------ 197| 10.5k| return false; 198| 10.5k| } 199| 305k| if (__sync_fetch_and_add(&nalloc_running, 1) != 1) { ------------------ | Branch (199:9): [True: 6.88k, False: 298k] ------------------ 200| | // do not fail allocations outside of fuzzer input 201| | // and do not fail inside of this function 202| 6.88k| __sync_fetch_and_sub(&nalloc_running, 1); 203| 6.88k| return false; 204| 6.88k| } 205| 298k| nalloc_random_update((uint8_t)size); 206| 298k| if (size >= 0x100) { ------------------ | Branch (206:9): [True: 163k, False: 135k] ------------------ 207| 163k| nalloc_random_update((uint8_t)(size >> 8)); 208| 163k| if (size >= 0x10000) { ------------------ | Branch (208:13): [True: 44, False: 163k] ------------------ 209| 44| nalloc_random_update((uint8_t)(size >> 16)); 210| | // bigger may already fail or oom 211| 44| } 212| 163k| } 213| 298k| if (((nalloc_random_state ^ nalloc_magic) & nalloc_bitmask) == 0) { ------------------ | Branch (213:9): [True: 567, False: 298k] ------------------ 214| 567| if (nalloc_backtrace_exclude(size, op)) { ------------------ | Branch (214:13): [True: 0, False: 567] ------------------ 215| 0| __sync_fetch_and_sub(&nalloc_running, 1); 216| 0| return false; 217| 0| } 218| 567| __sync_fetch_and_sub(&nalloc_running, 1); 219| 567| return true; 220| 567| } 221| 298k| __sync_fetch_and_sub(&nalloc_running, 1); 222| | return false; 223| 298k|} ssh_client_fuzzer.c:nalloc_random_update: 143| 12.2M|{ 144| 12.2M| nalloc_random_state = 145| 12.2M| ((uint32_t)((uint32_t)nalloc_random_state << 8)) ^ 146| 12.2M| nalloc_crc32_table[((nalloc_random_state >> 24) ^ b) & 0xFF]; 147| 12.2M|} ssh_client_fuzzer.c:nalloc_backtrace_exclude: 181| 567|{ 182| 567| if (nalloc_verbose) { ------------------ | Branch (182:9): [True: 0, False: 567] ------------------ 183| 0| fprintf(stderr, "failed %s(%zu) \n", op, size); 184| |#ifdef NALLOC_ASAN 185| | __sanitizer_print_stack_trace(); 186| |#endif 187| 0| } 188| | 189| | return false; 190| 567|} ssh_client_fuzzer.c:nalloc_start: 151| 1.14k|{ 152| 1.14k| if (nalloc_random_bitmask) { ------------------ | Branch (152:9): [True: 1.14k, False: 0] ------------------ 153| 1.14k| if (nalloc_random_state & 0x10) { ------------------ | Branch (153:13): [True: 579, False: 567] ------------------ 154| 579| nalloc_bitmask = 0xFFFFFFFF; 155| 579| } else { 156| 567| nalloc_bitmask = 1 << (5 + (nalloc_random_state & 0xF)); 157| 567| } 158| 1.14k| } else if (nalloc_bitmask == 0) { ------------------ | Branch (158:16): [True: 0, False: 0] ------------------ 159| | // nalloc disabled 160| 0| return 2; 161| 0| } 162| 1.14k| nalloc_random_state = 0; 163| 11.7M| for (size_t i = 0; i < size; i++) { ------------------ | Branch (163:24): [True: 11.7M, False: 1.14k] ------------------ 164| 11.7M| nalloc_random_update(data[i]); 165| 11.7M| } 166| 1.14k| if (__sync_fetch_and_add(&nalloc_running, 1)) { ------------------ | Branch (166:9): [True: 0, False: 1.14k] ------------------ 167| 0| __sync_fetch_and_sub(&nalloc_running, 1); 168| 0| return 0; 169| 0| } 170| 1.14k| nalloc_runs++; 171| 1.14k| return 1; 172| 1.14k|} ssh_client_fuzzer.c:nalloc_end: 176| 1.14k|{ 177| 1.14k| __sync_fetch_and_sub(&nalloc_running, 1); 178| 1.14k|} LLVMFuzzerInitialize: 35| 2|{ 36| 2| (void)argc; 37| | 38| 2| nalloc_init(*argv[0]); 39| | 40| 2| ssh_init(); 41| | 42| 2| atexit(_fuzz_finalize); 43| | 44| 2| return 0; 45| 2|} LLVMFuzzerTestOneInput: 108| 1.14k|{ 109| 1.14k| ssh_session session = NULL; 110| 1.14k| ssh_channel channel = NULL; 111| 1.14k| const char *env = NULL; 112| 1.14k| int socket_fds[2] = {-1, -1}; 113| 1.14k| ssize_t nwritten; 114| 1.14k| bool no = false; 115| 1.14k| int rc; 116| 1.14k| long timeout = 1; /* use short timeout to avoid timeouts during fuzzing */ 117| | 118| | /* This is the maximum that can be handled by the socket buffer before the 119| | * other side will read some data. Other option would be feeding the socket 120| | * from different thread which would not mind if it would be blocked, but I 121| | * believe all the important inputs should fit into this size */ 122| 1.14k| if (size > 219264) { ------------------ | Branch (122:9): [True: 3, False: 1.14k] ------------------ 123| 3| return -1; 124| 3| } 125| | 126| | /* Set up the socket to send data */ 127| 1.14k| rc = socketpair(AF_UNIX, SOCK_STREAM, 0, socket_fds); 128| 1.14k| assert(rc == 0); ------------------ | Branch (128:5): [True: 0, False: 1.14k] | Branch (128:5): [True: 1.14k, False: 0] ------------------ 129| | 130| 1.14k| nwritten = send(socket_fds[1], data, size, 0); 131| 1.14k| assert((size_t)nwritten == size); ------------------ | Branch (131:5): [True: 0, False: 1.14k] | Branch (131:5): [True: 1.14k, False: 0] ------------------ 132| | 133| 1.14k| rc = shutdown(socket_fds[1], SHUT_WR); 134| 1.14k| assert(rc == 0); ------------------ | Branch (134:5): [True: 0, False: 1.14k] | Branch (134:5): [True: 1.14k, False: 0] ------------------ 135| | 136| 1.14k| assert(nalloc_start(data, size) > 0); ------------------ | Branch (136:5): [True: 0, False: 1.14k] | Branch (136:5): [True: 1.14k, False: 0] ------------------ 137| | 138| 1.14k| session = ssh_new(); 139| 1.14k| if (session == NULL) { ------------------ | Branch (139:9): [True: 567, False: 579] ------------------ 140| 567| goto out; 141| 567| } 142| | 143| 579| env = getenv("LIBSSH_VERBOSITY"); 144| 579| if (env != NULL && strlen(env) > 0) { ------------------ | Branch (144:9): [True: 0, False: 579] | Branch (144:24): [True: 0, False: 0] ------------------ 145| 0| ssh_options_set(session, SSH_OPTIONS_LOG_VERBOSITY_STR, env); 146| 0| } 147| 579| rc = ssh_options_set(session, SSH_OPTIONS_FD, &socket_fds[0]); 148| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (148:9): [True: 0, False: 579] ------------------ 149| 0| goto out; 150| 0| } 151| 579| rc = ssh_options_set(session, SSH_OPTIONS_HOST, "127.0.0.1"); 152| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (152:9): [True: 0, False: 579] ------------------ 153| 0| goto out; 154| 0| } 155| 579| rc = ssh_options_set(session, SSH_OPTIONS_USER, "alice"); 156| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (156:9): [True: 0, False: 579] ------------------ 157| 0| goto out; 158| 0| } 159| 579| rc = ssh_options_set(session, SSH_OPTIONS_CIPHERS_C_S, "none"); 160| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (160:9): [True: 0, False: 579] ------------------ 161| 0| goto out; 162| 0| } 163| 579| rc = ssh_options_set(session, SSH_OPTIONS_CIPHERS_S_C, "none"); 164| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (164:9): [True: 0, False: 579] ------------------ 165| 0| goto out; 166| 0| } 167| 579| rc = ssh_options_set(session, SSH_OPTIONS_HMAC_C_S, "none"); 168| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (168:9): [True: 0, False: 579] ------------------ 169| 0| goto out; 170| 0| } 171| 579| rc = ssh_options_set(session, SSH_OPTIONS_HMAC_S_C, "none"); 172| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (172:9): [True: 0, False: 579] ------------------ 173| 0| goto out; 174| 0| } 175| 579| rc = ssh_options_set(session, SSH_OPTIONS_PROCESS_CONFIG, &no); 176| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (176:9): [True: 0, False: 579] ------------------ 177| 0| goto out; 178| 0| } 179| 579| rc = ssh_options_set(session, SSH_OPTIONS_TIMEOUT, &timeout); 180| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (180:9): [True: 0, False: 579] ------------------ 181| 0| goto out; 182| 0| } 183| | 184| 579| ssh_callbacks_init(&cb); ------------------ | | 534| 579|#define ssh_callbacks_init(p) do {\ | | 535| 579| (p)->size=sizeof(*(p)); \ | | 536| 579|} while(0); | | ------------------ | | | Branch (536:9): [Folded, False: 579] | | ------------------ ------------------ 185| 579| ssh_set_callbacks(session, &cb); 186| | 187| 579| rc = ssh_connect(session); 188| 579| if (rc != SSH_OK) { ------------------ | | 316| 579|#define SSH_OK 0 /* No error */ ------------------ | Branch (188:9): [True: 579, False: 0] ------------------ 189| 579| goto out; 190| 579| } 191| | 192| 0| rc = ssh_userauth_none(session, NULL); 193| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (193:9): [True: 0, False: 0] ------------------ 194| 0| goto out; 195| 0| } 196| | 197| 0| channel = ssh_channel_new(session); 198| 0| if (channel == NULL) { ------------------ | Branch (198:9): [True: 0, False: 0] ------------------ 199| 0| goto out; 200| 0| } 201| | 202| 0| rc = ssh_channel_open_session(channel); 203| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (203:9): [True: 0, False: 0] ------------------ 204| 0| goto out; 205| 0| } 206| | 207| 0| rc = ssh_channel_request_exec(channel, "ls"); 208| 0| if (rc != SSH_OK) { ------------------ | | 316| 0|#define SSH_OK 0 /* No error */ ------------------ | Branch (208:9): [True: 0, False: 0] ------------------ 209| 0| goto out; 210| 0| } 211| | 212| 0| select_loop(session, channel); 213| | 214| 1.14k|out: 215| 1.14k| ssh_channel_free(channel); 216| 1.14k| ssh_disconnect(session); 217| 1.14k| ssh_free(session); 218| | 219| 1.14k| close(socket_fds[0]); 220| 1.14k| close(socket_fds[1]); 221| | 222| 1.14k| nalloc_end(); 223| 1.14k| return 0; 224| 0|} ssh_client_fuzzer.c:_fuzz_finalize: 30| 2|{ 31| 2| ssh_finalize(); 32| 2|}