/src/wolfssl/wolfcrypt/src/sha256.c
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1 | | /* sha256.c |
2 | | * |
3 | | * Copyright (C) 2006-2025 wolfSSL Inc. |
4 | | * |
5 | | * This file is part of wolfSSL. |
6 | | * |
7 | | * wolfSSL is free software; you can redistribute it and/or modify |
8 | | * it under the terms of the GNU General Public License as published by |
9 | | * the Free Software Foundation; either version 2 of the License, or |
10 | | * (at your option) any later version. |
11 | | * |
12 | | * wolfSSL is distributed in the hope that it will be useful, |
13 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | | * GNU General Public License for more details. |
16 | | * |
17 | | * You should have received a copy of the GNU General Public License |
18 | | * along with this program; if not, write to the Free Software |
19 | | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA |
20 | | */ |
21 | | |
22 | | /* For more info on the algorithm, see https://tools.ietf.org/html/rfc6234 |
23 | | * |
24 | | * For more information on NIST FIPS PUB 180-4, see |
25 | | * https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.180-4.pdf |
26 | | */ |
27 | | |
28 | | /* |
29 | | |
30 | | DESCRIPTION |
31 | | This library provides the interface to SHA-256 secure hash algorithms. |
32 | | SHA-256 performs processing on message blocks to produce a final hash digest |
33 | | output. It can be used to hash a message, M, having a length of L bits, |
34 | | where 0 <= L < 2^64. |
35 | | |
36 | | Note that in some cases, hardware acceleration may be enabled, depending |
37 | | on the specific device platform. |
38 | | |
39 | | */ |
40 | | |
41 | | #include <wolfssl/wolfcrypt/libwolfssl_sources.h> |
42 | | |
43 | | /* |
44 | | * SHA256 Build Options: |
45 | | * USE_SLOW_SHA256: Reduces code size by not partially unrolling |
46 | | (~2KB smaller and ~25% slower) (default OFF) |
47 | | * WOLFSSL_SHA256_BY_SPEC: Uses the Ch/Maj based on SHA256 specification |
48 | | (default ON) |
49 | | * WOLFSSL_SHA256_ALT_CH_MAJ: Alternate Ch/Maj that is easier for compilers to |
50 | | optimize and recognize as SHA256 (default OFF) |
51 | | * SHA256_MANY_REGISTERS: A SHA256 version that keeps all data in registers |
52 | | and partial unrolled (default OFF) |
53 | | */ |
54 | | |
55 | | /* Default SHA256 to use Ch/Maj based on specification */ |
56 | | #if !defined(WOLFSSL_SHA256_BY_SPEC) && !defined(WOLFSSL_SHA256_ALT_CH_MAJ) |
57 | | #define WOLFSSL_SHA256_BY_SPEC |
58 | | #endif |
59 | | |
60 | | |
61 | | #if !defined(NO_SHA256) && !(defined(WOLFSSL_ARMASM) || \ |
62 | | defined(WOLFSSL_ARMASM_NO_NEON)) && !defined(WOLFSSL_RISCV_ASM) |
63 | | |
64 | | #if defined(HAVE_FIPS) && defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2) |
65 | | /* set NO_WRAPPERS before headers, use direct internal f()s not wrappers */ |
66 | | #define FIPS_NO_WRAPPERS |
67 | | |
68 | | #ifdef USE_WINDOWS_API |
69 | | #pragma code_seg(".fipsA$l") |
70 | | #pragma const_seg(".fipsB$l") |
71 | | #endif |
72 | | #endif |
73 | | |
74 | | #include <wolfssl/wolfcrypt/sha256.h> |
75 | | #include <wolfssl/wolfcrypt/cpuid.h> |
76 | | #include <wolfssl/wolfcrypt/hash.h> |
77 | | |
78 | | #ifdef WOLF_CRYPTO_CB |
79 | | #include <wolfssl/wolfcrypt/cryptocb.h> |
80 | | #endif |
81 | | |
82 | | #ifdef WOLFSSL_IMXRT1170_CAAM |
83 | | #include <wolfssl/wolfcrypt/port/caam/wolfcaam_fsl_nxp.h> |
84 | | #endif |
85 | | |
86 | | |
87 | | /* determine if we are using Espressif SHA hardware acceleration */ |
88 | | #undef WOLFSSL_USE_ESP32_CRYPT_HASH_HW |
89 | | #if defined(WOLFSSL_ESP32_CRYPT) && \ |
90 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH) |
91 | | /* define a single keyword for simplicity & readability |
92 | | * |
93 | | * by default the HW acceleration is on for ESP32-WROOM32 |
94 | | * but individual components can be turned off. |
95 | | */ |
96 | | #define WOLFSSL_USE_ESP32_CRYPT_HASH_HW |
97 | | #else |
98 | | #undef WOLFSSL_USE_ESP32_CRYPT_HASH_HW |
99 | | #endif |
100 | | |
101 | | #ifdef WOLFSSL_ESPIDF |
102 | | /* Define the ESP_LOGx(TAG, WOLFSSL_ESPIDF_BLANKLINE_MESSAGE value for output messages here. |
103 | | ** |
104 | | ** Beware of possible conflict in test.c (that one now named TEST_TAG) |
105 | | */ |
106 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
107 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
108 | | static const char* TAG = "wc_sha256"; |
109 | | #endif |
110 | | #endif |
111 | | |
112 | | #if defined(WOLFSSL_TI_HASH) |
113 | | /* #include <wolfcrypt/src/port/ti/ti-hash.c> included by wc_port.c */ |
114 | | #elif defined(WOLFSSL_CRYPTOCELL) |
115 | | /* wc_port.c includes wolfcrypt/src/port/arm/cryptoCellHash.c */ |
116 | | |
117 | | #elif defined(WOLFSSL_PSOC6_CRYPTO) |
118 | | |
119 | | #elif defined(MAX3266X_SHA) |
120 | | /* Already brought in by sha256.h */ |
121 | | /* #include <wolfssl/wolfcrypt/port/maxim/max3266x.h> */ |
122 | | #else |
123 | | |
124 | | #ifdef NO_INLINE |
125 | | #include <wolfssl/wolfcrypt/misc.h> |
126 | | #else |
127 | | #define WOLFSSL_MISC_INCLUDED |
128 | | #include <wolfcrypt/src/misc.c> |
129 | | #endif |
130 | | |
131 | | #ifdef WOLFSSL_DEVCRYPTO_HASH |
132 | | #include <wolfssl/wolfcrypt/port/devcrypto/wc_devcrypto.h> |
133 | | #endif |
134 | | #if defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
135 | | #include <wolfssl/wolfcrypt/port/nxp/se050_port.h> |
136 | | #endif |
137 | | |
138 | | #if FIPS_VERSION3_GE(6,0,0) |
139 | | const unsigned int wolfCrypt_FIPS_sha256_ro_sanity[2] = |
140 | | { 0x1a2b3c4d, 0x00000014 }; |
141 | | int wolfCrypt_FIPS_SHA256_sanity(void) |
142 | | { |
143 | | return 0; |
144 | | } |
145 | | #endif |
146 | | |
147 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) |
148 | | #if defined(__GNUC__) && ((__GNUC__ < 4) || \ |
149 | | (__GNUC__ == 4 && __GNUC_MINOR__ <= 8)) |
150 | | #undef NO_AVX2_SUPPORT |
151 | | #define NO_AVX2_SUPPORT |
152 | | #endif |
153 | | #if defined(__clang__) && ((__clang_major__ < 3) || \ |
154 | | (__clang_major__ == 3 && __clang_minor__ <= 5)) |
155 | | #define NO_AVX2_SUPPORT |
156 | | #elif defined(__clang__) && defined(NO_AVX2_SUPPORT) |
157 | | #undef NO_AVX2_SUPPORT |
158 | | #endif |
159 | | |
160 | | #define HAVE_INTEL_AVX1 |
161 | | #ifndef NO_AVX2_SUPPORT |
162 | | #define HAVE_INTEL_AVX2 |
163 | | #endif |
164 | | #else |
165 | | #undef HAVE_INTEL_AVX1 |
166 | | #undef HAVE_INTEL_AVX2 |
167 | | #endif /* WOLFSSL_X86_64_BUILD && USE_INTEL_SPEEDUP */ |
168 | | |
169 | | #if defined(HAVE_INTEL_AVX2) |
170 | | #define HAVE_INTEL_RORX |
171 | | #endif |
172 | | |
173 | | #if defined(LITTLE_ENDIAN_ORDER) |
174 | | #if ( defined(CONFIG_IDF_TARGET_ESP32C2) || \ |
175 | | defined(CONFIG_IDF_TARGET_ESP8684) || \ |
176 | | defined(CONFIG_IDF_TARGET_ESP32C3) || \ |
177 | | defined(CONFIG_IDF_TARGET_ESP32C6) \ |
178 | | ) && \ |
179 | | defined(WOLFSSL_ESP32_CRYPT) && \ |
180 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH) && \ |
181 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
182 | | /* For Espressif RISC-V Targets, we *may* need to reverse bytes |
183 | | * depending on if HW is active or not. */ |
184 | | #define SHA256_REV_BYTES(ctx) \ |
185 | | (esp_sha_need_byte_reversal(ctx)) |
186 | | #elif defined(FREESCALE_MMCAU_SHA) |
187 | | #define SHA256_REV_BYTES(ctx) 1 /* reverse needed on final */ |
188 | | #endif |
189 | | #endif |
190 | | #ifndef SHA256_REV_BYTES |
191 | | #if defined(LITTLE_ENDIAN_ORDER) |
192 | 0 | #define SHA256_REV_BYTES(ctx) 1 |
193 | | #else |
194 | | #define SHA256_REV_BYTES(ctx) 0 |
195 | | #endif |
196 | | #endif |
197 | | #if defined(LITTLE_ENDIAN_ORDER) && \ |
198 | | defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
199 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
200 | | #ifdef WC_C_DYNAMIC_FALLBACK |
201 | | #define SHA256_UPDATE_REV_BYTES(ctx) (sha256->sha_method == SHA256_C) |
202 | | #else |
203 | | #define SHA256_UPDATE_REV_BYTES(ctx) \ |
204 | | (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags) && \ |
205 | | !IS_INTEL_SHA(intel_flags)) |
206 | | #endif |
207 | | #elif defined(FREESCALE_MMCAU_SHA) |
208 | | #define SHA256_UPDATE_REV_BYTES(ctx) 0 /* reverse not needed on update */ |
209 | | #elif defined(WOLFSSL_PPC32_ASM) |
210 | | #define SHA256_UPDATE_REV_BYTES(ctx) 0 |
211 | | #else |
212 | 0 | #define SHA256_UPDATE_REV_BYTES(ctx) SHA256_REV_BYTES(ctx) |
213 | | #endif |
214 | | |
215 | | |
216 | | #if !defined(WOLFSSL_PIC32MZ_HASH) && !defined(STM32_HASH_SHA2) && \ |
217 | | (!defined(WOLFSSL_IMX6_CAAM) || defined(NO_IMX6_CAAM_HASH) || \ |
218 | | defined(WOLFSSL_QNX_CAAM)) && \ |
219 | | !defined(WOLFSSL_AFALG_HASH) && !defined(WOLFSSL_DEVCRYPTO_HASH) && \ |
220 | | (!defined(WOLFSSL_ESP32_CRYPT) || defined(NO_WOLFSSL_ESP32_CRYPT_HASH)) && \ |
221 | | ((!defined(WOLFSSL_RENESAS_TSIP_TLS) && \ |
222 | | !defined(WOLFSSL_RENESAS_TSIP_CRYPTONLY)) || \ |
223 | | defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)) && \ |
224 | | !defined(WOLFSSL_PSOC6_CRYPTO) && !defined(WOLFSSL_IMXRT_DCP) && !defined(WOLFSSL_SILABS_SE_ACCEL) && \ |
225 | | !defined(WOLFSSL_KCAPI_HASH) && !defined(WOLFSSL_SE050_HASH) && \ |
226 | | ((!defined(WOLFSSL_RENESAS_SCEPROTECT) && \ |
227 | | !defined(WOLFSSL_RENESAS_RSIP)) \ |
228 | | || defined(NO_WOLFSSL_RENESAS_FSPSM_HASH)) && \ |
229 | | (!defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH)) && \ |
230 | | !defined(WOLFSSL_RENESAS_RX64_HASH) |
231 | | |
232 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
233 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
234 | | #ifdef WC_C_DYNAMIC_FALLBACK |
235 | | #define SHA256_SETTRANSFORM_ARGS int *sha_method |
236 | | #else |
237 | | #define SHA256_SETTRANSFORM_ARGS void |
238 | | #endif |
239 | | static void Sha256_SetTransform(SHA256_SETTRANSFORM_ARGS); |
240 | | #endif |
241 | | |
242 | | static int InitSha256(wc_Sha256* sha256) |
243 | 0 | { |
244 | 0 | XMEMSET(sha256->digest, 0, sizeof(sha256->digest)); |
245 | 0 | sha256->digest[0] = 0x6A09E667L; |
246 | 0 | sha256->digest[1] = 0xBB67AE85L; |
247 | 0 | sha256->digest[2] = 0x3C6EF372L; |
248 | 0 | sha256->digest[3] = 0xA54FF53AL; |
249 | 0 | sha256->digest[4] = 0x510E527FL; |
250 | 0 | sha256->digest[5] = 0x9B05688CL; |
251 | 0 | sha256->digest[6] = 0x1F83D9ABL; |
252 | 0 | sha256->digest[7] = 0x5BE0CD19L; |
253 | |
|
254 | 0 | sha256->buffLen = 0; |
255 | 0 | sha256->loLen = 0; |
256 | 0 | sha256->hiLen = 0; |
257 | | #ifdef WOLFSSL_HASH_FLAGS |
258 | | sha256->flags = 0; |
259 | | #endif |
260 | | #ifdef WOLFSSL_HASH_KEEP |
261 | | sha256->msg = NULL; |
262 | | sha256->len = 0; |
263 | | sha256->used = 0; |
264 | | #endif |
265 | |
|
266 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
267 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
268 | | /* choose best Transform function under this runtime environment */ |
269 | | #ifdef WC_C_DYNAMIC_FALLBACK |
270 | | sha256->sha_method = 0; |
271 | | Sha256_SetTransform(&sha256->sha_method); |
272 | | #else |
273 | | Sha256_SetTransform(); |
274 | | #endif |
275 | | #endif |
276 | |
|
277 | | #ifdef WOLFSSL_MAXQ10XX_CRYPTO |
278 | | XMEMSET(&sha256->maxq_ctx, 0, sizeof(sha256->maxq_ctx)); |
279 | | #endif |
280 | |
|
281 | | #ifdef HAVE_ARIA |
282 | | sha256->hSession = NULL; |
283 | | #endif |
284 | |
|
285 | 0 | return 0; |
286 | 0 | } |
287 | | #endif |
288 | | |
289 | | |
290 | | /* Hardware Acceleration */ |
291 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
292 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
293 | | |
294 | | /* in case intel instructions aren't available, plus we need the K[] global */ |
295 | | #define NEED_SOFT_SHA256 |
296 | | |
297 | | /***** |
298 | | Intel AVX1/AVX2 Macro Control Structure |
299 | | |
300 | | #define HAVE_INTEL_AVX1 |
301 | | #define HAVE_INTEL_AVX2 |
302 | | |
303 | | #define HAVE_INTEL_RORX |
304 | | |
305 | | |
306 | | int InitSha256(wc_Sha256* sha256) { |
307 | | Save/Recover XMM, YMM |
308 | | ... |
309 | | } |
310 | | |
311 | | #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) |
312 | | Transform_Sha256(); Function prototype |
313 | | #else |
314 | | Transform_Sha256() { } |
315 | | int Sha256Final() { |
316 | | Save/Recover XMM, YMM |
317 | | ... |
318 | | } |
319 | | #endif |
320 | | |
321 | | #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) |
322 | | #if defined(HAVE_INTEL_RORX |
323 | | #define RND with rorx instruction |
324 | | #else |
325 | | #define RND |
326 | | #endif |
327 | | #endif |
328 | | |
329 | | #if defined(HAVE_INTEL_AVX1) |
330 | | |
331 | | #define XMM Instructions/inline asm |
332 | | |
333 | | int Transform_Sha256() { |
334 | | Stitched Message Sched/Round |
335 | | } |
336 | | |
337 | | #elif defined(HAVE_INTEL_AVX2) |
338 | | |
339 | | #define YMM Instructions/inline asm |
340 | | |
341 | | int Transform_Sha256() { |
342 | | More granular Stitched Message Sched/Round |
343 | | } |
344 | | |
345 | | #endif |
346 | | |
347 | | */ |
348 | | |
349 | | /* Each platform needs to query info type 1 from cpuid to see if aesni is |
350 | | * supported. Also, let's setup a macro for proper linkage w/o ABI conflicts |
351 | | */ |
352 | | |
353 | | /* #if defined(HAVE_INTEL_AVX1/2) at the tail of sha256 */ |
354 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data); |
355 | | |
356 | | #ifdef __cplusplus |
357 | | extern "C" { |
358 | | #endif |
359 | | |
360 | | extern int Transform_Sha256_SSE2_Sha(wc_Sha256 *sha256, |
361 | | const byte* data); |
362 | | extern int Transform_Sha256_SSE2_Sha_Len(wc_Sha256* sha256, |
363 | | const byte* data, word32 len); |
364 | | #if defined(HAVE_INTEL_AVX1) |
365 | | extern int Transform_Sha256_AVX1_Sha(wc_Sha256 *sha256, |
366 | | const byte* data); |
367 | | extern int Transform_Sha256_AVX1_Sha_Len(wc_Sha256* sha256, |
368 | | const byte* data, word32 len); |
369 | | extern int Transform_Sha256_AVX1(wc_Sha256 *sha256, const byte* data); |
370 | | extern int Transform_Sha256_AVX1_Len(wc_Sha256* sha256, |
371 | | const byte* data, word32 len); |
372 | | #endif |
373 | | #if defined(HAVE_INTEL_AVX2) |
374 | | extern int Transform_Sha256_AVX2(wc_Sha256 *sha256, const byte* data); |
375 | | extern int Transform_Sha256_AVX2_Len(wc_Sha256* sha256, |
376 | | const byte* data, word32 len); |
377 | | #ifdef HAVE_INTEL_RORX |
378 | | extern int Transform_Sha256_AVX1_RORX(wc_Sha256 *sha256, const byte* data); |
379 | | extern int Transform_Sha256_AVX1_RORX_Len(wc_Sha256* sha256, |
380 | | const byte* data, word32 len); |
381 | | extern int Transform_Sha256_AVX2_RORX(wc_Sha256 *sha256, const byte* data); |
382 | | extern int Transform_Sha256_AVX2_RORX_Len(wc_Sha256* sha256, |
383 | | const byte* data, word32 len); |
384 | | #endif /* HAVE_INTEL_RORX */ |
385 | | #endif /* HAVE_INTEL_AVX2 */ |
386 | | |
387 | | #ifdef __cplusplus |
388 | | } /* extern "C" */ |
389 | | #endif |
390 | | |
391 | | static word32 intel_flags = 0; |
392 | | |
393 | | #if defined(WC_C_DYNAMIC_FALLBACK) && !defined(WC_NO_INTERNAL_FUNCTION_POINTERS) |
394 | | #define WC_NO_INTERNAL_FUNCTION_POINTERS |
395 | | #endif |
396 | | |
397 | | #ifdef WC_NO_INTERNAL_FUNCTION_POINTERS |
398 | | |
399 | | enum sha_methods { SHA256_UNSET = 0, SHA256_AVX1_SHA, SHA256_AVX2, |
400 | | SHA256_AVX1_RORX, SHA256_AVX1_NOSHA, SHA256_AVX2_RORX, |
401 | | SHA256_SSE2, SHA256_C }; |
402 | | |
403 | | #ifndef WC_C_DYNAMIC_FALLBACK |
404 | | /* note that all write access to this static variable must be idempotent, |
405 | | * as arranged by Sha256_SetTransform(), else it will be susceptible to |
406 | | * data races. |
407 | | */ |
408 | | static enum sha_methods sha_method = SHA256_UNSET; |
409 | | #endif |
410 | | |
411 | | static void Sha256_SetTransform(SHA256_SETTRANSFORM_ARGS) |
412 | | { |
413 | | #ifdef WC_C_DYNAMIC_FALLBACK |
414 | | #define SHA_METHOD (*sha_method) |
415 | | #else |
416 | | #define SHA_METHOD sha_method |
417 | | #endif |
418 | | if (SHA_METHOD != SHA256_UNSET) |
419 | | return; |
420 | | |
421 | | #ifdef WC_C_DYNAMIC_FALLBACK |
422 | | if (! CAN_SAVE_VECTOR_REGISTERS()) { |
423 | | SHA_METHOD = SHA256_C; |
424 | | return; |
425 | | } |
426 | | #endif |
427 | | |
428 | | if (intel_flags == 0) |
429 | | intel_flags = cpuid_get_flags(); |
430 | | |
431 | | if (IS_INTEL_SHA(intel_flags)) { |
432 | | #ifdef HAVE_INTEL_AVX1 |
433 | | if (IS_INTEL_AVX1(intel_flags)) { |
434 | | SHA_METHOD = SHA256_AVX1_SHA; |
435 | | } |
436 | | else |
437 | | #endif |
438 | | { |
439 | | SHA_METHOD = SHA256_SSE2; |
440 | | } |
441 | | } |
442 | | else |
443 | | #ifdef HAVE_INTEL_AVX2 |
444 | | if (IS_INTEL_AVX2(intel_flags)) { |
445 | | #ifdef HAVE_INTEL_RORX |
446 | | if (IS_INTEL_BMI2(intel_flags)) { |
447 | | SHA_METHOD = SHA256_AVX2_RORX; |
448 | | } |
449 | | else |
450 | | #endif |
451 | | { |
452 | | SHA_METHOD = SHA256_AVX2; |
453 | | } |
454 | | } |
455 | | else |
456 | | #endif |
457 | | #ifdef HAVE_INTEL_AVX1 |
458 | | if (IS_INTEL_AVX1(intel_flags)) { |
459 | | #ifdef HAVE_INTEL_RORX |
460 | | if (IS_INTEL_BMI2(intel_flags)) { |
461 | | SHA_METHOD = SHA256_AVX1_RORX; |
462 | | } |
463 | | else |
464 | | #endif |
465 | | { |
466 | | SHA_METHOD = SHA256_AVX1_NOSHA; |
467 | | } |
468 | | } |
469 | | else |
470 | | #endif |
471 | | { |
472 | | SHA_METHOD = SHA256_C; |
473 | | } |
474 | | #undef SHA_METHOD |
475 | | } |
476 | | |
477 | | static WC_INLINE int inline_XTRANSFORM(wc_Sha256* S, const byte* D) { |
478 | | #ifdef WC_C_DYNAMIC_FALLBACK |
479 | | #define SHA_METHOD (S->sha_method) |
480 | | #else |
481 | | #define SHA_METHOD sha_method |
482 | | #endif |
483 | | int ret; |
484 | | |
485 | | if (SHA_METHOD == SHA256_C) |
486 | | return Transform_Sha256(S, D); |
487 | | SAVE_VECTOR_REGISTERS(return _svr_ret;); |
488 | | switch (SHA_METHOD) { |
489 | | case SHA256_AVX2: |
490 | | ret = Transform_Sha256_AVX2(S, D); |
491 | | break; |
492 | | case SHA256_AVX2_RORX: |
493 | | ret = Transform_Sha256_AVX2_RORX(S, D); |
494 | | break; |
495 | | case SHA256_AVX1_SHA: |
496 | | ret = Transform_Sha256_AVX1_Sha(S, D); |
497 | | break; |
498 | | case SHA256_AVX1_NOSHA: |
499 | | ret = Transform_Sha256_AVX1(S, D); |
500 | | break; |
501 | | case SHA256_AVX1_RORX: |
502 | | ret = Transform_Sha256_AVX1_RORX(S, D); |
503 | | break; |
504 | | case SHA256_SSE2: |
505 | | ret = Transform_Sha256_SSE2_Sha(S, D); |
506 | | break; |
507 | | case SHA256_C: |
508 | | case SHA256_UNSET: |
509 | | default: |
510 | | ret = Transform_Sha256(S, D); |
511 | | break; |
512 | | } |
513 | | RESTORE_VECTOR_REGISTERS(); |
514 | | return ret; |
515 | | #undef SHA_METHOD |
516 | | } |
517 | | #define XTRANSFORM(...) inline_XTRANSFORM(__VA_ARGS__) |
518 | | |
519 | | static WC_INLINE int inline_XTRANSFORM_LEN(wc_Sha256* S, const byte* D, word32 L) { |
520 | | #ifdef WC_C_DYNAMIC_FALLBACK |
521 | | #define SHA_METHOD (S->sha_method) |
522 | | #else |
523 | | #define SHA_METHOD sha_method |
524 | | #endif |
525 | | int ret; |
526 | | SAVE_VECTOR_REGISTERS(return _svr_ret;); |
527 | | switch (SHA_METHOD) { |
528 | | case SHA256_AVX2: |
529 | | ret = Transform_Sha256_AVX2_Len(S, D, L); |
530 | | break; |
531 | | case SHA256_AVX2_RORX: |
532 | | ret = Transform_Sha256_AVX2_RORX_Len(S, D, L); |
533 | | break; |
534 | | case SHA256_AVX1_SHA: |
535 | | ret = Transform_Sha256_AVX1_Sha_Len(S, D, L); |
536 | | break; |
537 | | case SHA256_AVX1_NOSHA: |
538 | | ret = Transform_Sha256_AVX1_Len(S, D, L); |
539 | | break; |
540 | | case SHA256_AVX1_RORX: |
541 | | ret = Transform_Sha256_AVX1_RORX_Len(S, D, L); |
542 | | break; |
543 | | case SHA256_SSE2: |
544 | | ret = Transform_Sha256_SSE2_Sha_Len(S, D, L); |
545 | | break; |
546 | | case SHA256_C: |
547 | | case SHA256_UNSET: |
548 | | default: |
549 | | ret = 0; |
550 | | break; |
551 | | } |
552 | | RESTORE_VECTOR_REGISTERS(); |
553 | | return ret; |
554 | | #undef SHA_METHOD |
555 | | } |
556 | | #define XTRANSFORM_LEN(...) inline_XTRANSFORM_LEN(__VA_ARGS__) |
557 | | |
558 | | #else /* !WC_NO_INTERNAL_FUNCTION_POINTERS */ |
559 | | |
560 | | static int (*Transform_Sha256_p)(wc_Sha256* sha256, const byte* data); |
561 | | /* = _Transform_Sha256 */ |
562 | | static int (*Transform_Sha256_Len_p)(wc_Sha256* sha256, const byte* data, |
563 | | word32 len); |
564 | | /* = NULL */ |
565 | | static int transform_check = 0; |
566 | | static int Transform_Sha256_is_vectorized = 0; |
567 | | |
568 | | static WC_INLINE int inline_XTRANSFORM(wc_Sha256* S, const byte* D) { |
569 | | int ret; |
570 | | #ifdef WOLFSSL_LINUXKM |
571 | | if (Transform_Sha256_is_vectorized) |
572 | | SAVE_VECTOR_REGISTERS(return _svr_ret;); |
573 | | #endif |
574 | | ret = (*Transform_Sha256_p)(S, D); |
575 | | #ifdef WOLFSSL_LINUXKM |
576 | | if (Transform_Sha256_is_vectorized) |
577 | | RESTORE_VECTOR_REGISTERS(); |
578 | | #endif |
579 | | return ret; |
580 | | } |
581 | | #define XTRANSFORM(...) inline_XTRANSFORM(__VA_ARGS__) |
582 | | |
583 | | static WC_INLINE int inline_XTRANSFORM_LEN(wc_Sha256* S, const byte* D, word32 L) { |
584 | | int ret; |
585 | | #ifdef WOLFSSL_LINUXKM |
586 | | if (Transform_Sha256_is_vectorized) |
587 | | SAVE_VECTOR_REGISTERS(return _svr_ret;); |
588 | | #endif |
589 | | ret = (*Transform_Sha256_Len_p)(S, D, L); |
590 | | #ifdef WOLFSSL_LINUXKM |
591 | | if (Transform_Sha256_is_vectorized) |
592 | | RESTORE_VECTOR_REGISTERS(); |
593 | | #endif |
594 | | return ret; |
595 | | } |
596 | | #define XTRANSFORM_LEN(...) inline_XTRANSFORM_LEN(__VA_ARGS__) |
597 | | |
598 | | static void Sha256_SetTransform(void) |
599 | | { |
600 | | |
601 | | if (transform_check) |
602 | | return; |
603 | | |
604 | | intel_flags = cpuid_get_flags(); |
605 | | |
606 | | if (IS_INTEL_SHA(intel_flags)) { |
607 | | #ifdef HAVE_INTEL_AVX1 |
608 | | if (IS_INTEL_AVX1(intel_flags)) { |
609 | | Transform_Sha256_p = Transform_Sha256_AVX1_Sha; |
610 | | Transform_Sha256_Len_p = Transform_Sha256_AVX1_Sha_Len; |
611 | | Transform_Sha256_is_vectorized = 1; |
612 | | } |
613 | | else |
614 | | #endif |
615 | | { |
616 | | Transform_Sha256_p = Transform_Sha256_SSE2_Sha; |
617 | | Transform_Sha256_Len_p = Transform_Sha256_SSE2_Sha_Len; |
618 | | Transform_Sha256_is_vectorized = 1; |
619 | | } |
620 | | } |
621 | | else |
622 | | #ifdef HAVE_INTEL_AVX2 |
623 | | if (IS_INTEL_AVX2(intel_flags)) { |
624 | | #ifdef HAVE_INTEL_RORX |
625 | | if (IS_INTEL_BMI2(intel_flags)) { |
626 | | Transform_Sha256_p = Transform_Sha256_AVX2_RORX; |
627 | | Transform_Sha256_Len_p = Transform_Sha256_AVX2_RORX_Len; |
628 | | Transform_Sha256_is_vectorized = 1; |
629 | | } |
630 | | else |
631 | | #endif |
632 | | { |
633 | | Transform_Sha256_p = Transform_Sha256_AVX2; |
634 | | Transform_Sha256_Len_p = Transform_Sha256_AVX2_Len; |
635 | | Transform_Sha256_is_vectorized = 1; |
636 | | } |
637 | | } |
638 | | else |
639 | | #endif |
640 | | #ifdef HAVE_INTEL_AVX1 |
641 | | if (IS_INTEL_AVX1(intel_flags)) { |
642 | | #ifdef HAVE_INTEL_RORX |
643 | | if (IS_INTEL_BMI2(intel_flags)) { |
644 | | Transform_Sha256_p = Transform_Sha256_AVX1_RORX; |
645 | | Transform_Sha256_Len_p = Transform_Sha256_AVX1_RORX_Len; |
646 | | Transform_Sha256_is_vectorized = 1; |
647 | | } |
648 | | else |
649 | | #endif |
650 | | { |
651 | | Transform_Sha256_p = Transform_Sha256_AVX1; |
652 | | Transform_Sha256_Len_p = Transform_Sha256_AVX1_Len; |
653 | | Transform_Sha256_is_vectorized = 1; |
654 | | } |
655 | | } |
656 | | else |
657 | | #endif |
658 | | { |
659 | | Transform_Sha256_p = Transform_Sha256; |
660 | | Transform_Sha256_Len_p = NULL; |
661 | | Transform_Sha256_is_vectorized = 0; |
662 | | } |
663 | | |
664 | | transform_check = 1; |
665 | | } |
666 | | |
667 | | #endif /* !WC_NO_INTERNAL_FUNCTION_POINTERS */ |
668 | | |
669 | | #if !defined(WOLFSSL_KCAPI_HASH) |
670 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
671 | | { |
672 | | int ret = 0; |
673 | | if (sha256 == NULL) |
674 | | return BAD_FUNC_ARG; |
675 | | |
676 | | sha256->heap = heap; |
677 | | #ifdef WOLF_CRYPTO_CB |
678 | | sha256->devId = devId; |
679 | | sha256->devCtx = NULL; |
680 | | #endif |
681 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
682 | | sha256->W = NULL; |
683 | | #endif |
684 | | |
685 | | ret = InitSha256(sha256); |
686 | | if (ret != 0) |
687 | | return ret; |
688 | | |
689 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
690 | | ret = wolfAsync_DevCtxInit(&sha256->asyncDev, |
691 | | WOLFSSL_ASYNC_MARKER_SHA256, sha256->heap, devId); |
692 | | #else |
693 | | (void)devId; |
694 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
695 | | |
696 | | return ret; |
697 | | } |
698 | | #endif /* !WOLFSSL_KCAPI_HASH */ |
699 | | |
700 | | #elif defined(FREESCALE_LTC_SHA) |
701 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
702 | | { |
703 | | (void)heap; |
704 | | (void)devId; |
705 | | |
706 | | LTC_HASH_Init(LTC_BASE, &sha256->ctx, kLTC_Sha256, NULL, 0); |
707 | | |
708 | | return 0; |
709 | | } |
710 | | |
711 | | #elif defined(FREESCALE_MMCAU_SHA) |
712 | | |
713 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
714 | | #include "cau_api.h" |
715 | | #else |
716 | | #include "fsl_mmcau.h" |
717 | | #endif |
718 | | |
719 | | #define XTRANSFORM(S, D) Transform_Sha256((S),(D)) |
720 | | #define XTRANSFORM_LEN(S, D, L) Transform_Sha256_Len((S),(D),(L)) |
721 | | |
722 | | #ifndef WC_HASH_DATA_ALIGNMENT |
723 | | /* these hardware API's require 4 byte (word32) alignment */ |
724 | | #define WC_HASH_DATA_ALIGNMENT 4 |
725 | | #endif |
726 | | |
727 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
728 | | { |
729 | | int ret = 0; |
730 | | |
731 | | (void)heap; |
732 | | (void)devId; |
733 | | |
734 | | ret = wolfSSL_CryptHwMutexLock(); |
735 | | if (ret != 0) { |
736 | | return ret; |
737 | | } |
738 | | |
739 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
740 | | cau_sha256_initialize_output(sha256->digest); |
741 | | #else |
742 | | MMCAU_SHA256_InitializeOutput((uint32_t*)sha256->digest); |
743 | | #endif |
744 | | wolfSSL_CryptHwMutexUnLock(); |
745 | | |
746 | | sha256->buffLen = 0; |
747 | | sha256->loLen = 0; |
748 | | sha256->hiLen = 0; |
749 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
750 | | sha256->W = NULL; |
751 | | #endif |
752 | | |
753 | | return ret; |
754 | | } |
755 | | |
756 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
757 | | { |
758 | | int ret = wolfSSL_CryptHwMutexLock(); |
759 | | if (ret == 0) { |
760 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
761 | | cau_sha256_hash_n((byte*)data, 1, sha256->digest); |
762 | | #else |
763 | | MMCAU_SHA256_HashN((byte*)data, 1, (uint32_t*)sha256->digest); |
764 | | #endif |
765 | | wolfSSL_CryptHwMutexUnLock(); |
766 | | } |
767 | | return ret; |
768 | | } |
769 | | |
770 | | static int Transform_Sha256_Len(wc_Sha256* sha256, const byte* data, |
771 | | word32 len) |
772 | | { |
773 | | int ret = wolfSSL_CryptHwMutexLock(); |
774 | | if (ret == 0) { |
775 | | #if defined(WC_HASH_DATA_ALIGNMENT) && WC_HASH_DATA_ALIGNMENT > 0 |
776 | | if ((wc_ptr_t)data % WC_HASH_DATA_ALIGNMENT) { |
777 | | /* data pointer is NOT aligned, |
778 | | * so copy and perform one block at a time */ |
779 | | byte* local = (byte*)sha256->buffer; |
780 | | while (len >= WC_SHA256_BLOCK_SIZE) { |
781 | | XMEMCPY(local, data, WC_SHA256_BLOCK_SIZE); |
782 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
783 | | cau_sha256_hash_n(local, 1, sha256->digest); |
784 | | #else |
785 | | MMCAU_SHA256_HashN(local, 1, (uint32_t*)sha256->digest); |
786 | | #endif |
787 | | data += WC_SHA256_BLOCK_SIZE; |
788 | | len -= WC_SHA256_BLOCK_SIZE; |
789 | | } |
790 | | } |
791 | | else |
792 | | #endif |
793 | | { |
794 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
795 | | cau_sha256_hash_n((byte*)data, len/WC_SHA256_BLOCK_SIZE, |
796 | | sha256->digest); |
797 | | #else |
798 | | MMCAU_SHA256_HashN((byte*)data, len/WC_SHA256_BLOCK_SIZE, |
799 | | (uint32_t*)sha256->digest); |
800 | | #endif |
801 | | } |
802 | | wolfSSL_CryptHwMutexUnLock(); |
803 | | } |
804 | | return ret; |
805 | | } |
806 | | |
807 | | #elif defined(WOLFSSL_PIC32MZ_HASH) |
808 | | #include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h> |
809 | | |
810 | | #elif defined(STM32_HASH_SHA2) |
811 | | |
812 | | /* Supports CubeMX HAL or Standard Peripheral Library */ |
813 | | |
814 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
815 | | { |
816 | | if (sha256 == NULL) |
817 | | return BAD_FUNC_ARG; |
818 | | |
819 | | (void)devId; |
820 | | (void)heap; |
821 | | |
822 | | XMEMSET(sha256, 0, sizeof(wc_Sha256)); |
823 | | wc_Stm32_Hash_Init(&sha256->stmCtx); |
824 | | return 0; |
825 | | } |
826 | | |
827 | | int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
828 | | { |
829 | | int ret = 0; |
830 | | |
831 | | if (sha256 == NULL) { |
832 | | return BAD_FUNC_ARG; |
833 | | } |
834 | | if (data == NULL && len == 0) { |
835 | | /* valid, but do nothing */ |
836 | | return 0; |
837 | | } |
838 | | if (data == NULL) { |
839 | | return BAD_FUNC_ARG; |
840 | | } |
841 | | |
842 | | ret = wolfSSL_CryptHwMutexLock(); |
843 | | if (ret == 0) { |
844 | | ret = wc_Stm32_Hash_Update(&sha256->stmCtx, |
845 | | HASH_AlgoSelection_SHA256, data, len, WC_SHA256_BLOCK_SIZE); |
846 | | wolfSSL_CryptHwMutexUnLock(); |
847 | | } |
848 | | return ret; |
849 | | } |
850 | | |
851 | | int wc_Sha256Final(wc_Sha256* sha256, byte* hash) |
852 | | { |
853 | | int ret = 0; |
854 | | |
855 | | if (sha256 == NULL || hash == NULL) { |
856 | | return BAD_FUNC_ARG; |
857 | | } |
858 | | |
859 | | ret = wolfSSL_CryptHwMutexLock(); |
860 | | if (ret == 0) { |
861 | | ret = wc_Stm32_Hash_Final(&sha256->stmCtx, |
862 | | HASH_AlgoSelection_SHA256, hash, WC_SHA256_DIGEST_SIZE); |
863 | | wolfSSL_CryptHwMutexUnLock(); |
864 | | } |
865 | | |
866 | | (void)wc_InitSha256(sha256); /* reset state */ |
867 | | |
868 | | return ret; |
869 | | } |
870 | | |
871 | | #elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) && \ |
872 | | !defined(WOLFSSL_QNX_CAAM) |
873 | | /* functions defined in wolfcrypt/src/port/caam/caam_sha256.c */ |
874 | | |
875 | | #elif defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
876 | | |
877 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
878 | | { |
879 | | if (sha256 == NULL) { |
880 | | return BAD_FUNC_ARG; |
881 | | } |
882 | | (void)devId; |
883 | | |
884 | | return se050_hash_init(&sha256->se050Ctx, heap); |
885 | | } |
886 | | |
887 | | int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
888 | | { |
889 | | if (sha256 == NULL) { |
890 | | return BAD_FUNC_ARG; |
891 | | } |
892 | | if (data == NULL && len == 0) { |
893 | | /* valid, but do nothing */ |
894 | | return 0; |
895 | | } |
896 | | if (data == NULL) { |
897 | | return BAD_FUNC_ARG; |
898 | | } |
899 | | |
900 | | return se050_hash_update(&sha256->se050Ctx, data, len); |
901 | | } |
902 | | |
903 | | int wc_Sha256Final(wc_Sha256* sha256, byte* hash) |
904 | | { |
905 | | int ret = 0; |
906 | | ret = se050_hash_final(&sha256->se050Ctx, hash, WC_SHA256_DIGEST_SIZE, |
907 | | kAlgorithm_SSS_SHA256); |
908 | | return ret; |
909 | | } |
910 | | int wc_Sha256FinalRaw(wc_Sha256* sha256, byte* hash) |
911 | | { |
912 | | int ret = 0; |
913 | | ret = se050_hash_final(&sha256->se050Ctx, hash, WC_SHA256_DIGEST_SIZE, |
914 | | kAlgorithm_SSS_SHA256); |
915 | | return ret; |
916 | | } |
917 | | |
918 | | #elif defined(WOLFSSL_AFALG_HASH) |
919 | | /* implemented in wolfcrypt/src/port/af_alg/afalg_hash.c */ |
920 | | |
921 | | #elif defined(WOLFSSL_DEVCRYPTO_HASH) |
922 | | /* implemented in wolfcrypt/src/port/devcrypto/devcrypt_hash.c */ |
923 | | |
924 | | #elif defined(WOLFSSL_SCE) && !defined(WOLFSSL_SCE_NO_HASH) |
925 | | #include "hal_data.h" |
926 | | |
927 | | #ifndef WOLFSSL_SCE_SHA256_HANDLE |
928 | | #define WOLFSSL_SCE_SHA256_HANDLE g_sce_hash_0 |
929 | | #endif |
930 | | |
931 | | #define WC_SHA256_DIGEST_WORD_SIZE 16 |
932 | | #define XTRANSFORM(S, D) wc_Sha256SCE_XTRANSFORM((S), (D)) |
933 | | static int wc_Sha256SCE_XTRANSFORM(wc_Sha256* sha256, const byte* data) |
934 | | { |
935 | | if (WOLFSSL_SCE_GSCE_HANDLE.p_cfg->endian_flag == |
936 | | CRYPTO_WORD_ENDIAN_LITTLE) |
937 | | { |
938 | | ByteReverseWords((word32*)data, (word32*)data, |
939 | | WC_SHA256_BLOCK_SIZE); |
940 | | ByteReverseWords(sha256->digest, sha256->digest, |
941 | | WC_SHA256_DIGEST_SIZE); |
942 | | } |
943 | | |
944 | | if (WOLFSSL_SCE_SHA256_HANDLE.p_api->hashUpdate( |
945 | | WOLFSSL_SCE_SHA256_HANDLE.p_ctrl, (word32*)data, |
946 | | WC_SHA256_DIGEST_WORD_SIZE, sha256->digest) != SSP_SUCCESS){ |
947 | | WOLFSSL_MSG("Unexpected hardware return value"); |
948 | | return WC_HW_E; |
949 | | } |
950 | | |
951 | | if (WOLFSSL_SCE_GSCE_HANDLE.p_cfg->endian_flag == |
952 | | CRYPTO_WORD_ENDIAN_LITTLE) |
953 | | { |
954 | | ByteReverseWords((word32*)data, (word32*)data, |
955 | | WC_SHA256_BLOCK_SIZE); |
956 | | ByteReverseWords(sha256->digest, sha256->digest, |
957 | | WC_SHA256_DIGEST_SIZE); |
958 | | } |
959 | | |
960 | | return 0; |
961 | | } |
962 | | |
963 | | |
964 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
965 | | { |
966 | | int ret = 0; |
967 | | if (sha256 == NULL) |
968 | | return BAD_FUNC_ARG; |
969 | | |
970 | | sha256->heap = heap; |
971 | | |
972 | | ret = InitSha256(sha256); |
973 | | if (ret != 0) |
974 | | return ret; |
975 | | |
976 | | (void)devId; |
977 | | |
978 | | return ret; |
979 | | } |
980 | | |
981 | | #elif defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) |
982 | | |
983 | | /* HW may fail since there's only one, so we still need SW */ |
984 | | #define NEED_SOFT_SHA256 |
985 | | |
986 | | /* |
987 | | ** An Espressif-specific InitSha256() |
988 | | ** |
989 | | ** soft SHA needs initialization digest, but HW does not. |
990 | | */ |
991 | | static int InitSha256(wc_Sha256* sha256) |
992 | | { |
993 | | int ret = 0; /* zero = success */ |
994 | | |
995 | | /* We may or may not need initial digest for HW. |
996 | | * Always needed for SW-only. */ |
997 | | sha256->digest[0] = 0x6A09E667L; |
998 | | sha256->digest[1] = 0xBB67AE85L; |
999 | | sha256->digest[2] = 0x3C6EF372L; |
1000 | | sha256->digest[3] = 0xA54FF53AL; |
1001 | | sha256->digest[4] = 0x510E527FL; |
1002 | | sha256->digest[5] = 0x9B05688CL; |
1003 | | sha256->digest[6] = 0x1F83D9ABL; |
1004 | | sha256->digest[7] = 0x5BE0CD19L; |
1005 | | |
1006 | | sha256->buffLen = 0; |
1007 | | sha256->loLen = 0; |
1008 | | sha256->hiLen = 0; |
1009 | | |
1010 | | #ifndef NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256 |
1011 | | ret = esp_sha_init((WC_ESP32SHA*)&(sha256->ctx), WC_HASH_TYPE_SHA256); |
1012 | | #endif |
1013 | | return ret; |
1014 | | } |
1015 | | |
1016 | | /* |
1017 | | ** An Espressif-specific wolfCrypt InitSha256 external wrapper. |
1018 | | ** |
1019 | | ** we'll assume this is ALWAYS for a new, uninitialized sha256 |
1020 | | */ |
1021 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
1022 | | { |
1023 | | (void)devId; |
1024 | | if (sha256 == NULL) { |
1025 | | return BAD_FUNC_ARG; |
1026 | | } |
1027 | | |
1028 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1029 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1030 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
1031 | | if (sha256->ctx.mode != ESP32_SHA_INIT) { |
1032 | | ESP_LOGV(TAG, "Set ctx mode from prior value: " |
1033 | | "%d", sha256->ctx.mode); |
1034 | | } |
1035 | | sha256->ctx.mode = ESP32_SHA_INIT; |
1036 | | #endif |
1037 | | |
1038 | | return InitSha256(sha256); |
1039 | | } |
1040 | | |
1041 | | #elif (defined(WOLFSSL_RENESAS_TSIP_TLS) || \ |
1042 | | defined(WOLFSSL_RENESAS_TSIP_CRYPTONLY)) && \ |
1043 | | !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH) |
1044 | | |
1045 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_tsip_sha.c */ |
1046 | | |
1047 | | #elif (defined(WOLFSSL_RENESAS_SCEPROTECT) || defined(WOLFSSL_RENESAS_RSIP)) \ |
1048 | | && !defined(NO_WOLFSSL_RENESAS_FSPSM_HASH) |
1049 | | |
1050 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_fspsm_sha.c */ |
1051 | | |
1052 | | #elif defined(WOLFSSL_PSOC6_CRYPTO) |
1053 | | |
1054 | | /* implemented in wolfcrypt/src/port/cypress/psoc6_crypto.c */ |
1055 | | |
1056 | | #elif defined(WOLFSSL_IMXRT_DCP) |
1057 | | #include <wolfssl/wolfcrypt/port/nxp/dcp_port.h> |
1058 | | /* implemented in wolfcrypt/src/port/nxp/dcp_port.c */ |
1059 | | |
1060 | | #elif defined(WOLFSSL_SILABS_SE_ACCEL) |
1061 | | /* implemented in wolfcrypt/src/port/silabs/silabs_hash.c */ |
1062 | | |
1063 | | #elif defined(WOLFSSL_KCAPI_HASH) |
1064 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
1065 | | |
1066 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
1067 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
1068 | | |
1069 | | #elif defined(WOLFSSL_RENESAS_RX64_HASH) |
1070 | | |
1071 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_rx64_hw_sha.c */ |
1072 | | #elif defined(WOLFSSL_PPC32_ASM) |
1073 | | |
1074 | | extern void Transform_Sha256_Len(wc_Sha256* sha256, const byte* data, |
1075 | | word32 len); |
1076 | | |
1077 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
1078 | | { |
1079 | | int ret = 0; |
1080 | | |
1081 | | if (sha256 == NULL) |
1082 | | return BAD_FUNC_ARG; |
1083 | | ret = InitSha256(sha256); |
1084 | | if (ret != 0) |
1085 | | return ret; |
1086 | | |
1087 | | sha256->heap = heap; |
1088 | | (void)devId; |
1089 | | |
1090 | | return ret; |
1091 | | } |
1092 | | |
1093 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
1094 | | { |
1095 | | Transform_Sha256_Len(sha256, data, WC_SHA256_BLOCK_SIZE); |
1096 | | return 0; |
1097 | | } |
1098 | | |
1099 | | #define XTRANSFORM Transform_Sha256 |
1100 | | #define XTRANSFORM_LEN Transform_Sha256_Len |
1101 | | |
1102 | | #else |
1103 | | #define NEED_SOFT_SHA256 |
1104 | | |
1105 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
1106 | 0 | { |
1107 | 0 | int ret = 0; |
1108 | 0 | if (sha256 == NULL) |
1109 | 0 | return BAD_FUNC_ARG; |
1110 | 0 | ret = InitSha256(sha256); |
1111 | 0 | if (ret != 0) |
1112 | 0 | return ret; |
1113 | | |
1114 | 0 | sha256->heap = heap; |
1115 | | #ifdef WOLF_CRYPTO_CB |
1116 | | sha256->devId = devId; |
1117 | | sha256->devCtx = NULL; |
1118 | | #endif |
1119 | | #ifdef MAX3266X_SHA_CB |
1120 | | ret = wc_MXC_TPU_SHA_Init(&(sha256->mxcCtx)); |
1121 | | if (ret != 0) { |
1122 | | return ret; |
1123 | | } |
1124 | | #endif |
1125 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
1126 | | sha256->W = NULL; |
1127 | | #endif |
1128 | |
|
1129 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
1130 | | ret = wolfAsync_DevCtxInit(&sha256->asyncDev, |
1131 | | WOLFSSL_ASYNC_MARKER_SHA256, sha256->heap, devId); |
1132 | | #else |
1133 | 0 | (void)devId; |
1134 | 0 | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1135 | | #ifdef WOLFSSL_IMXRT1170_CAAM |
1136 | | ret = wc_CAAM_HashInit(&sha256->hndl, &sha256->ctx, WC_HASH_TYPE_SHA256); |
1137 | | #endif |
1138 | |
|
1139 | 0 | return ret; |
1140 | 0 | } |
1141 | | #endif /* End Hardware Acceleration */ |
1142 | | |
1143 | | #ifdef NEED_SOFT_SHA256 |
1144 | | |
1145 | | static const FLASH_QUALIFIER ALIGN32 word32 K[64] = { |
1146 | | 0x428A2F98L, 0x71374491L, 0xB5C0FBCFL, 0xE9B5DBA5L, 0x3956C25BL, |
1147 | | 0x59F111F1L, 0x923F82A4L, 0xAB1C5ED5L, 0xD807AA98L, 0x12835B01L, |
1148 | | 0x243185BEL, 0x550C7DC3L, 0x72BE5D74L, 0x80DEB1FEL, 0x9BDC06A7L, |
1149 | | 0xC19BF174L, 0xE49B69C1L, 0xEFBE4786L, 0x0FC19DC6L, 0x240CA1CCL, |
1150 | | 0x2DE92C6FL, 0x4A7484AAL, 0x5CB0A9DCL, 0x76F988DAL, 0x983E5152L, |
1151 | | 0xA831C66DL, 0xB00327C8L, 0xBF597FC7L, 0xC6E00BF3L, 0xD5A79147L, |
1152 | | 0x06CA6351L, 0x14292967L, 0x27B70A85L, 0x2E1B2138L, 0x4D2C6DFCL, |
1153 | | 0x53380D13L, 0x650A7354L, 0x766A0ABBL, 0x81C2C92EL, 0x92722C85L, |
1154 | | 0xA2BFE8A1L, 0xA81A664BL, 0xC24B8B70L, 0xC76C51A3L, 0xD192E819L, |
1155 | | 0xD6990624L, 0xF40E3585L, 0x106AA070L, 0x19A4C116L, 0x1E376C08L, |
1156 | | 0x2748774CL, 0x34B0BCB5L, 0x391C0CB3L, 0x4ED8AA4AL, 0x5B9CCA4FL, |
1157 | | 0x682E6FF3L, 0x748F82EEL, 0x78A5636FL, 0x84C87814L, 0x8CC70208L, |
1158 | | 0x90BEFFFAL, 0xA4506CEBL, 0xBEF9A3F7L, 0xC67178F2L |
1159 | | }; |
1160 | | |
1161 | | /* Both versions of Ch and Maj are logically the same, but with the second set |
1162 | | the compilers can recognize them better for optimization */ |
1163 | | #ifdef WOLFSSL_SHA256_BY_SPEC |
1164 | | /* SHA256 math based on specification */ |
1165 | 0 | #define Ch(x,y,z) ((z) ^ ((x) & ((y) ^ (z)))) |
1166 | 0 | #define Maj(x,y,z) ((((x) | (y)) & (z)) | ((x) & (y))) |
1167 | | #else |
1168 | | /* SHA256 math reworked for easier compiler optimization */ |
1169 | | #define Ch(x,y,z) ((((y) ^ (z)) & (x)) ^ (z)) |
1170 | | #define Maj(x,y,z) ((((x) ^ (y)) & ((y) ^ (z))) ^ (y)) |
1171 | | #endif |
1172 | 0 | #define R(x, n) (((x) & 0xFFFFFFFFU) >> (n)) |
1173 | | |
1174 | 0 | #define S(x, n) rotrFixed(x, n) |
1175 | 0 | #define Sigma0(x) (S(x, 2) ^ S(x, 13) ^ S(x, 22)) |
1176 | 0 | #define Sigma1(x) (S(x, 6) ^ S(x, 11) ^ S(x, 25)) |
1177 | 0 | #define Gamma0(x) (S(x, 7) ^ S(x, 18) ^ R(x, 3)) |
1178 | 0 | #define Gamma1(x) (S(x, 17) ^ S(x, 19) ^ R(x, 10)) |
1179 | | |
1180 | | #define a(i) S[(0-(i)) & 7] |
1181 | | #define b(i) S[(1-(i)) & 7] |
1182 | | #define c(i) S[(2-(i)) & 7] |
1183 | 0 | #define d(i) S[(3-(i)) & 7] |
1184 | | #define e(i) S[(4-(i)) & 7] |
1185 | | #define f(i) S[(5-(i)) & 7] |
1186 | | #define g(i) S[(6-(i)) & 7] |
1187 | 0 | #define h(i) S[(7-(i)) & 7] |
1188 | | |
1189 | | #ifndef XTRANSFORM |
1190 | 0 | #define XTRANSFORM(S, D) Transform_Sha256((S),(D)) |
1191 | | #endif |
1192 | | |
1193 | | #ifndef SHA256_MANY_REGISTERS |
1194 | | #define RND(j) \ |
1195 | 0 | t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+(j)] + W[i+(j)]; \ |
1196 | 0 | t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ |
1197 | 0 | d(j) += t0; \ |
1198 | 0 | h(j) = t0 + t1 |
1199 | | |
1200 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
1201 | 0 | { |
1202 | 0 | word32 S[8], t0, t1; |
1203 | 0 | int i; |
1204 | |
|
1205 | | #if defined(WOLFSSL_SMALL_STACK_CACHE) && !defined(WOLFSSL_NO_MALLOC) |
1206 | | word32* W = sha256->W; |
1207 | | if (W == NULL) { |
1208 | | W = (word32*)XMALLOC(sizeof(word32) * WC_SHA256_BLOCK_SIZE, NULL, |
1209 | | DYNAMIC_TYPE_DIGEST); |
1210 | | if (W == NULL) |
1211 | | return MEMORY_E; |
1212 | | sha256->W = W; |
1213 | | } |
1214 | | #elif defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_NO_MALLOC) |
1215 | | word32* W; |
1216 | | W = (word32*)XMALLOC(sizeof(word32) * WC_SHA256_BLOCK_SIZE, NULL, |
1217 | | DYNAMIC_TYPE_TMP_BUFFER); |
1218 | | if (W == NULL) |
1219 | | return MEMORY_E; |
1220 | | #else |
1221 | 0 | word32 W[WC_SHA256_BLOCK_SIZE]; |
1222 | 0 | #endif |
1223 | | |
1224 | | /* Copy context->state[] to working vars */ |
1225 | 0 | for (i = 0; i < 8; i++) |
1226 | 0 | S[i] = sha256->digest[i]; |
1227 | |
|
1228 | 0 | for (i = 0; i < 16; i++) |
1229 | 0 | W[i] = *((const word32*)&data[i*(int)sizeof(word32)]); |
1230 | |
|
1231 | 0 | for (i = 16; i < WC_SHA256_BLOCK_SIZE; i++) |
1232 | 0 | W[i] = Gamma1(W[i-2]) + W[i-7] + Gamma0(W[i-15]) + W[i-16]; |
1233 | |
|
1234 | | #ifdef USE_SLOW_SHA256 |
1235 | | /* not unrolled - ~2k smaller and ~25% slower */ |
1236 | | for (i = 0; i < WC_SHA256_BLOCK_SIZE; i += 8) { |
1237 | | int j; |
1238 | | for (j = 0; j < 8; j++) { /* braces needed here for macros {} */ |
1239 | | RND(j); |
1240 | | } |
1241 | | } |
1242 | | #else |
1243 | | /* partially loop unrolled */ |
1244 | 0 | for (i = 0; i < WC_SHA256_BLOCK_SIZE; i += 8) { |
1245 | 0 | RND(0); RND(1); RND(2); RND(3); |
1246 | 0 | RND(4); RND(5); RND(6); RND(7); |
1247 | 0 | } |
1248 | 0 | #endif /* USE_SLOW_SHA256 */ |
1249 | | |
1250 | | /* Add the working vars back into digest state[] */ |
1251 | 0 | for (i = 0; i < 8; i++) { |
1252 | 0 | sha256->digest[i] += S[i]; |
1253 | 0 | } |
1254 | |
|
1255 | | #if defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_SMALL_STACK_CACHE) &&\ |
1256 | | !defined(WOLFSSL_NO_MALLOC) |
1257 | | ForceZero(W, sizeof(word32) * WC_SHA256_BLOCK_SIZE); |
1258 | | XFREE(W, NULL, DYNAMIC_TYPE_TMP_BUFFER); |
1259 | | #endif |
1260 | 0 | return 0; |
1261 | 0 | } |
1262 | | #else |
1263 | | /* SHA256 version that keeps all data in registers */ |
1264 | | #define SCHED1(j) (W[j] = *((word32*)&data[j*sizeof(word32)])) |
1265 | | #define SCHED(j) ( \ |
1266 | | W[ j & 15] += \ |
1267 | | Gamma1(W[(j-2) & 15])+ \ |
1268 | | W[(j-7) & 15] + \ |
1269 | | Gamma0(W[(j-15) & 15]) \ |
1270 | | ) |
1271 | | |
1272 | | #define RND1(j) \ |
1273 | | t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+j] + SCHED1(j); \ |
1274 | | t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ |
1275 | | d(j) += t0; \ |
1276 | | h(j) = t0 + t1 |
1277 | | #define RNDN(j) \ |
1278 | | t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+j] + SCHED(j); \ |
1279 | | t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ |
1280 | | d(j) += t0; \ |
1281 | | h(j) = t0 + t1 |
1282 | | |
1283 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
1284 | | { |
1285 | | word32 S[8], t0, t1; |
1286 | | int i; |
1287 | | #ifdef USE_SLOW_SHA256 |
1288 | | int j; |
1289 | | #endif |
1290 | | word32 W[WC_SHA256_BLOCK_SIZE/sizeof(word32)]; |
1291 | | |
1292 | | /* Copy digest to working vars */ |
1293 | | S[0] = sha256->digest[0]; |
1294 | | S[1] = sha256->digest[1]; |
1295 | | S[2] = sha256->digest[2]; |
1296 | | S[3] = sha256->digest[3]; |
1297 | | S[4] = sha256->digest[4]; |
1298 | | S[5] = sha256->digest[5]; |
1299 | | S[6] = sha256->digest[6]; |
1300 | | S[7] = sha256->digest[7]; |
1301 | | |
1302 | | i = 0; |
1303 | | #ifdef USE_SLOW_SHA256 |
1304 | | for (j = 0; j < 16; j++) { |
1305 | | RND1(j); |
1306 | | } |
1307 | | for (i = 16; i < 64; i += 16) { |
1308 | | for (j = 0; j < 16; j++) { |
1309 | | RNDN(j); |
1310 | | } |
1311 | | } |
1312 | | #else |
1313 | | RND1( 0); RND1( 1); RND1( 2); RND1( 3); |
1314 | | RND1( 4); RND1( 5); RND1( 6); RND1( 7); |
1315 | | RND1( 8); RND1( 9); RND1(10); RND1(11); |
1316 | | RND1(12); RND1(13); RND1(14); RND1(15); |
1317 | | /* 64 operations, partially loop unrolled */ |
1318 | | for (i = 16; i < 64; i += 16) { |
1319 | | RNDN( 0); RNDN( 1); RNDN( 2); RNDN( 3); |
1320 | | RNDN( 4); RNDN( 5); RNDN( 6); RNDN( 7); |
1321 | | RNDN( 8); RNDN( 9); RNDN(10); RNDN(11); |
1322 | | RNDN(12); RNDN(13); RNDN(14); RNDN(15); |
1323 | | } |
1324 | | #endif |
1325 | | |
1326 | | /* Add the working vars back into digest */ |
1327 | | sha256->digest[0] += S[0]; |
1328 | | sha256->digest[1] += S[1]; |
1329 | | sha256->digest[2] += S[2]; |
1330 | | sha256->digest[3] += S[3]; |
1331 | | sha256->digest[4] += S[4]; |
1332 | | sha256->digest[5] += S[5]; |
1333 | | sha256->digest[6] += S[6]; |
1334 | | sha256->digest[7] += S[7]; |
1335 | | |
1336 | | return 0; |
1337 | | } |
1338 | | #endif /* SHA256_MANY_REGISTERS */ |
1339 | | #endif |
1340 | | /* End wc_ software implementation */ |
1341 | | |
1342 | | |
1343 | | #ifdef XTRANSFORM |
1344 | | |
1345 | | static WC_INLINE void AddLength(wc_Sha256* sha256, word32 len) |
1346 | 0 | { |
1347 | 0 | word32 tmp = sha256->loLen; |
1348 | 0 | if ((sha256->loLen += len) < tmp) { |
1349 | 0 | sha256->hiLen++; /* carry low to high */ |
1350 | 0 | } |
1351 | 0 | } |
1352 | | |
1353 | | /* do block size increments/updates */ |
1354 | | static WC_INLINE int Sha256Update(wc_Sha256* sha256, const byte* data, |
1355 | | word32 len) |
1356 | 0 | { |
1357 | 0 | int ret = 0; |
1358 | 0 | word32 blocksLen; |
1359 | 0 | byte* local; |
1360 | | |
1361 | | /* check that internal buffLen is valid */ |
1362 | 0 | if (sha256->buffLen >= WC_SHA256_BLOCK_SIZE) { |
1363 | 0 | return BUFFER_E; |
1364 | 0 | } |
1365 | | |
1366 | | /* add length for final */ |
1367 | 0 | AddLength(sha256, len); |
1368 | |
|
1369 | 0 | local = (byte*)sha256->buffer; |
1370 | | |
1371 | | /* process any remainder from previous operation */ |
1372 | 0 | if (sha256->buffLen > 0) { |
1373 | 0 | blocksLen = min(len, WC_SHA256_BLOCK_SIZE - sha256->buffLen); |
1374 | 0 | XMEMCPY(&local[sha256->buffLen], data, blocksLen); |
1375 | |
|
1376 | 0 | sha256->buffLen += blocksLen; |
1377 | 0 | data += blocksLen; |
1378 | 0 | len -= blocksLen; |
1379 | |
|
1380 | 0 | if (sha256->buffLen == WC_SHA256_BLOCK_SIZE) { |
1381 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1382 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1383 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1384 | | ESP_LOGV(TAG, "Sha256Update try hardware"); |
1385 | | esp_sha_try_hw_lock(&sha256->ctx); |
1386 | | } |
1387 | | #endif |
1388 | |
|
1389 | 0 | if (SHA256_UPDATE_REV_BYTES(&sha256->ctx)) { |
1390 | 0 | ByteReverseWords(sha256->buffer, sha256->buffer, |
1391 | 0 | WC_SHA256_BLOCK_SIZE); |
1392 | 0 | } |
1393 | |
|
1394 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1395 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1396 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1397 | | #if defined(WOLFSSL_DEBUG_MUTEX) |
1398 | | { |
1399 | | ESP_LOGI(TAG, "Sha256Update process software"); |
1400 | | } |
1401 | | #endif |
1402 | | #ifdef WOLFSSL_HW_METRICS |
1403 | | { |
1404 | | /* Track of # SW during transforms during active HW */ |
1405 | | esp_sw_sha256_count_add(); |
1406 | | } |
1407 | | #endif /* WOLFSSL_HW_METRICS */ |
1408 | | ret = XTRANSFORM(sha256, (const byte*)local); |
1409 | | } |
1410 | | else { |
1411 | | #if defined(WOLFSSL_DEBUG_MUTEX) |
1412 | | { |
1413 | | ESP_LOGI(TAG, "Sha256Update process hardware"); |
1414 | | } |
1415 | | #endif |
1416 | | esp_sha256_process(sha256, (const byte*)local); |
1417 | | } |
1418 | | #else |
1419 | | /* Always SW */ |
1420 | 0 | ret = XTRANSFORM(sha256, (const byte*)local); |
1421 | 0 | #endif |
1422 | 0 | if (ret == 0) |
1423 | 0 | sha256->buffLen = 0; |
1424 | 0 | else |
1425 | 0 | len = 0; /* error */ |
1426 | 0 | } |
1427 | 0 | } |
1428 | | |
1429 | | /* process blocks */ |
1430 | | #ifdef XTRANSFORM_LEN |
1431 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1432 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1433 | | |
1434 | | #ifdef WC_C_DYNAMIC_FALLBACK |
1435 | | if (sha256->sha_method != SHA256_C) |
1436 | | #elif defined(WC_NO_INTERNAL_FUNCTION_POINTERS) |
1437 | | if (sha_method != SHA256_C) |
1438 | | #else |
1439 | | if (Transform_Sha256_Len_p != NULL) |
1440 | | #endif |
1441 | | |
1442 | | #endif |
1443 | | { |
1444 | | if (len >= WC_SHA256_BLOCK_SIZE) { |
1445 | | /* get number of blocks */ |
1446 | | /* 64-1 = 0x3F (~ Inverted = 0xFFFFFFC0) */ |
1447 | | /* len (masked by 0xFFFFFFC0) returns block aligned length */ |
1448 | | blocksLen = len & ~((word32)WC_SHA256_BLOCK_SIZE-1); |
1449 | | /* Byte reversal and alignment handled in function if required |
1450 | | */ |
1451 | | XTRANSFORM_LEN(sha256, data, blocksLen); |
1452 | | data += blocksLen; |
1453 | | len -= blocksLen; |
1454 | | } |
1455 | | } |
1456 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1457 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1458 | | else |
1459 | | #endif |
1460 | | #endif /* XTRANSFORM_LEN */ |
1461 | 0 | #if !defined(XTRANSFORM_LEN) || \ |
1462 | 0 | (defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1463 | 0 | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2))) |
1464 | 0 | { |
1465 | 0 | while (len >= WC_SHA256_BLOCK_SIZE) { |
1466 | 0 | word32* local32 = sha256->buffer; |
1467 | | /* optimization to avoid memcpy if data pointer is properly aligned */ |
1468 | | /* Intel transform function requires use of sha256->buffer */ |
1469 | | /* Little Endian requires byte swap, so can't use data directly */ |
1470 | | #if defined(WC_HASH_DATA_ALIGNMENT) && !defined(LITTLE_ENDIAN_ORDER) && \ |
1471 | | !(defined(WOLFSSL_X86_64_BUILD) && \ |
1472 | | defined(USE_INTEL_SPEEDUP) && \ |
1473 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2))) |
1474 | | if (((wc_ptr_t)data % WC_HASH_DATA_ALIGNMENT) == 0) { |
1475 | | local32 = (word32*)data; |
1476 | | } |
1477 | | else |
1478 | | #endif |
1479 | 0 | { |
1480 | 0 | XMEMCPY(local32, data, WC_SHA256_BLOCK_SIZE); |
1481 | 0 | } |
1482 | |
|
1483 | 0 | data += WC_SHA256_BLOCK_SIZE; |
1484 | 0 | len -= WC_SHA256_BLOCK_SIZE; |
1485 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1486 | | !defined( NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1487 | | if (sha256->ctx.mode == ESP32_SHA_INIT){ |
1488 | | ESP_LOGV(TAG, "Sha256Update try hardware loop"); |
1489 | | esp_sha_try_hw_lock(&sha256->ctx); |
1490 | | } |
1491 | | #endif |
1492 | |
|
1493 | 0 | if (SHA256_UPDATE_REV_BYTES(&sha256->ctx)) { |
1494 | 0 | ByteReverseWords(local32, local32, WC_SHA256_BLOCK_SIZE); |
1495 | 0 | } |
1496 | |
|
1497 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1498 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1499 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1500 | | ESP_LOGV(TAG, "Sha256Update process software loop"); |
1501 | | ret = XTRANSFORM(sha256, (const byte*)local32); |
1502 | | } |
1503 | | else { |
1504 | | ESP_LOGV(TAG, "Sha256Update process hardware"); |
1505 | | esp_sha256_process(sha256, (const byte*)local32); |
1506 | | } |
1507 | | #else |
1508 | 0 | ret = XTRANSFORM(sha256, (const byte*)local32); |
1509 | 0 | #endif |
1510 | |
|
1511 | 0 | if (ret != 0) |
1512 | 0 | break; |
1513 | 0 | } |
1514 | 0 | } |
1515 | 0 | #endif |
1516 | | |
1517 | | /* save remainder */ |
1518 | 0 | if (ret == 0 && len > 0) { |
1519 | 0 | XMEMCPY(local, data, len); |
1520 | 0 | sha256->buffLen = len; |
1521 | 0 | } |
1522 | |
|
1523 | 0 | return ret; |
1524 | 0 | } |
1525 | | |
1526 | | #if defined(WOLFSSL_KCAPI_HASH) |
1527 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
1528 | | |
1529 | | #else |
1530 | | int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
1531 | 0 | { |
1532 | 0 | if (sha256 == NULL) { |
1533 | 0 | return BAD_FUNC_ARG; |
1534 | 0 | } |
1535 | 0 | if (data == NULL && len == 0) { |
1536 | | /* valid, but do nothing */ |
1537 | 0 | return 0; |
1538 | 0 | } |
1539 | 0 | if (data == NULL) { |
1540 | 0 | return BAD_FUNC_ARG; |
1541 | 0 | } |
1542 | | |
1543 | | #ifdef WOLF_CRYPTO_CB |
1544 | | #ifndef WOLF_CRYPTO_CB_FIND |
1545 | | if (sha256->devId != INVALID_DEVID) |
1546 | | #endif |
1547 | | { |
1548 | | int ret = wc_CryptoCb_Sha256Hash(sha256, data, len, NULL); |
1549 | | if (ret != WC_NO_ERR_TRACE(CRYPTOCB_UNAVAILABLE)) |
1550 | | return ret; |
1551 | | /* fall-through when unavailable */ |
1552 | | } |
1553 | | #endif |
1554 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
1555 | | if (sha256->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA256) { |
1556 | | #if defined(HAVE_INTEL_QA) |
1557 | | return IntelQaSymSha256(&sha256->asyncDev, NULL, data, len); |
1558 | | #endif |
1559 | | } |
1560 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1561 | | |
1562 | 0 | return Sha256Update(sha256, data, len); |
1563 | 0 | } |
1564 | | #endif |
1565 | | |
1566 | | static WC_INLINE int Sha256Final(wc_Sha256* sha256) |
1567 | 0 | { |
1568 | 0 | int ret; |
1569 | 0 | byte* local; |
1570 | | |
1571 | | /* we'll add a 0x80 byte at the end, |
1572 | | ** so make sure we have appropriate buffer length. */ |
1573 | 0 | if (sha256->buffLen > WC_SHA256_BLOCK_SIZE - 1) { |
1574 | | /* exit with error code if there's a bad buffer size in buffLen */ |
1575 | 0 | return BAD_STATE_E; |
1576 | 0 | } /* buffLen check */ |
1577 | | |
1578 | 0 | local = (byte*)sha256->buffer; |
1579 | 0 | local[sha256->buffLen++] = 0x80; /* add 1 */ |
1580 | | |
1581 | | /* pad with zeros */ |
1582 | 0 | if (sha256->buffLen > WC_SHA256_PAD_SIZE) { |
1583 | 0 | if (sha256->buffLen < WC_SHA256_BLOCK_SIZE) { |
1584 | 0 | XMEMSET(&local[sha256->buffLen], 0, |
1585 | 0 | WC_SHA256_BLOCK_SIZE - sha256->buffLen); |
1586 | 0 | } |
1587 | |
|
1588 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1589 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1590 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1591 | | esp_sha_try_hw_lock(&sha256->ctx); |
1592 | | } |
1593 | | #endif |
1594 | |
|
1595 | 0 | if (SHA256_UPDATE_REV_BYTES(&sha256->ctx)) { |
1596 | 0 | ByteReverseWords(sha256->buffer, sha256->buffer, |
1597 | 0 | WC_SHA256_BLOCK_SIZE); |
1598 | 0 | } |
1599 | |
|
1600 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1601 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1602 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1603 | | esp_sha_try_hw_lock(&sha256->ctx); |
1604 | | } |
1605 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1606 | | ret = XTRANSFORM(sha256, (const byte*)local); |
1607 | | } |
1608 | | else { |
1609 | | ret = esp_sha256_process(sha256, (const byte*)local); |
1610 | | } |
1611 | | #else |
1612 | 0 | ret = XTRANSFORM(sha256, (const byte*)local); |
1613 | 0 | #endif |
1614 | 0 | if (ret != 0) |
1615 | 0 | return ret; |
1616 | | |
1617 | 0 | sha256->buffLen = 0; |
1618 | 0 | } |
1619 | 0 | XMEMSET(&local[sha256->buffLen], 0, |
1620 | 0 | WC_SHA256_PAD_SIZE - sha256->buffLen); |
1621 | | |
1622 | | /* put 64 bit length in separate 32 bit parts */ |
1623 | 0 | sha256->hiLen = (sha256->loLen >> (8 * sizeof(sha256->loLen) - 3)) + |
1624 | 0 | (sha256->hiLen << 3); |
1625 | 0 | sha256->loLen = sha256->loLen << 3; |
1626 | |
|
1627 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1628 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1629 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1630 | | esp_sha_try_hw_lock(&sha256->ctx); |
1631 | | } |
1632 | | #endif |
1633 | | |
1634 | | /* store lengths */ |
1635 | 0 | if (SHA256_UPDATE_REV_BYTES(&sha256->ctx)) { |
1636 | 0 | ByteReverseWords(sha256->buffer, sha256->buffer, |
1637 | 0 | WC_SHA256_PAD_SIZE); |
1638 | 0 | } |
1639 | | /* ! 64-bit length ordering dependent on digest endian type ! */ |
1640 | 0 | XMEMCPY(&local[WC_SHA256_PAD_SIZE], &sha256->hiLen, sizeof(word32)); |
1641 | 0 | XMEMCPY(&local[WC_SHA256_PAD_SIZE + sizeof(word32)], &sha256->loLen, |
1642 | 0 | sizeof(word32)); |
1643 | | |
1644 | | /* Only the ESP32-C3 with HW enabled may need pad size byte order reversal |
1645 | | * depending on HW or SW mode */ |
1646 | | #if ( defined(CONFIG_IDF_TARGET_ESP32C2) || \ |
1647 | | defined(CONFIG_IDF_TARGET_ESP8684) || \ |
1648 | | defined(CONFIG_IDF_TARGET_ESP32C3) || \ |
1649 | | defined(CONFIG_IDF_TARGET_ESP32C6) \ |
1650 | | ) && \ |
1651 | | defined(WOLFSSL_ESP32_CRYPT) && \ |
1652 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH) && \ |
1653 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1654 | | /* For Espressif RISC-V Targets, we *may* need to reverse bytes |
1655 | | * depending on if HW is active or not. */ |
1656 | | if (sha256->ctx.mode == ESP32_SHA_HW) { |
1657 | | #if defined(WOLFSSL_SUPER_VERBOSE_DEBUG) |
1658 | | ESP_LOGV(TAG, "Start: Reverse PAD SIZE Endianness."); |
1659 | | #endif |
1660 | | ByteReverseWords( |
1661 | | &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], /* out */ |
1662 | | &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], /* in */ |
1663 | | 2 * sizeof(word32) /* byte count to reverse */ |
1664 | | ); |
1665 | | #if defined(WOLFSSL_SUPER_VERBOSE_DEBUG) |
1666 | | ESP_LOGV(TAG, "End: Reverse PAD SIZE Endianness."); |
1667 | | #endif |
1668 | | } /* end if (sha256->ctx.mode == ESP32_SHA_HW) */ |
1669 | | #endif |
1670 | |
|
1671 | | #if defined(FREESCALE_MMCAU_SHA) || \ |
1672 | | (defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1673 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2))) |
1674 | | /* Kinetis requires only these bytes reversed */ |
1675 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1676 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1677 | | #ifdef WC_C_DYNAMIC_FALLBACK |
1678 | | if (sha256->sha_method != SHA256_C) |
1679 | | #else |
1680 | | if (IS_INTEL_AVX1(intel_flags) || IS_INTEL_AVX2(intel_flags) || |
1681 | | IS_INTEL_SHA(intel_flags)) |
1682 | | #endif |
1683 | | #endif |
1684 | | { |
1685 | | ByteReverseWords( |
1686 | | &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], |
1687 | | &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], |
1688 | | 2 * sizeof(word32)); |
1689 | | } |
1690 | | #endif |
1691 | |
|
1692 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
1693 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
1694 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1695 | | esp_sha_try_hw_lock(&sha256->ctx); |
1696 | | } |
1697 | | /* depending on architecture and ctx.mode value |
1698 | | * we may or may not need default digest */ |
1699 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1700 | | ret = XTRANSFORM(sha256, (const byte*)local); |
1701 | | } |
1702 | | else { |
1703 | | ret = esp_sha256_digest_process(sha256, 1); |
1704 | | } |
1705 | | #else |
1706 | 0 | ret = XTRANSFORM(sha256, (const byte*)local); |
1707 | 0 | #endif |
1708 | |
|
1709 | 0 | return ret; |
1710 | 0 | } |
1711 | | |
1712 | | #if !defined(WOLFSSL_KCAPI_HASH) |
1713 | | |
1714 | | int wc_Sha256FinalRaw(wc_Sha256* sha256, byte* hash) |
1715 | 0 | { |
1716 | 0 | #ifdef LITTLE_ENDIAN_ORDER |
1717 | 0 | word32 digest[WC_SHA256_DIGEST_SIZE / sizeof(word32)]; |
1718 | 0 | XMEMSET(digest, 0, sizeof(digest)); |
1719 | 0 | #endif |
1720 | |
|
1721 | 0 | if (sha256 == NULL || hash == NULL) { |
1722 | 0 | return BAD_FUNC_ARG; |
1723 | 0 | } |
1724 | | |
1725 | 0 | #ifdef LITTLE_ENDIAN_ORDER |
1726 | 0 | if (SHA256_REV_BYTES(&sha256->ctx)) { |
1727 | 0 | ByteReverseWords((word32*)digest, (word32*)sha256->digest, |
1728 | 0 | WC_SHA256_DIGEST_SIZE); |
1729 | 0 | } |
1730 | 0 | XMEMCPY(hash, digest, WC_SHA256_DIGEST_SIZE); |
1731 | | #else |
1732 | | XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); |
1733 | | #endif |
1734 | |
|
1735 | 0 | return 0; |
1736 | 0 | } |
1737 | | |
1738 | | int wc_Sha256Final(wc_Sha256* sha256, byte* hash) |
1739 | 0 | { |
1740 | 0 | int ret; |
1741 | |
|
1742 | 0 | if (sha256 == NULL || hash == NULL) { |
1743 | 0 | return BAD_FUNC_ARG; |
1744 | 0 | } |
1745 | | |
1746 | | #ifdef WOLF_CRYPTO_CB |
1747 | | #ifndef WOLF_CRYPTO_CB_FIND |
1748 | | if (sha256->devId != INVALID_DEVID) |
1749 | | #endif |
1750 | | { |
1751 | | ret = wc_CryptoCb_Sha256Hash(sha256, NULL, 0, hash); |
1752 | | if (ret != WC_NO_ERR_TRACE(CRYPTOCB_UNAVAILABLE)) |
1753 | | return ret; |
1754 | | /* fall-through when unavailable */ |
1755 | | } |
1756 | | #endif |
1757 | | |
1758 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
1759 | | if (sha256->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA256) { |
1760 | | #if defined(HAVE_INTEL_QA) |
1761 | | return IntelQaSymSha256(&sha256->asyncDev, hash, NULL, |
1762 | | WC_SHA256_DIGEST_SIZE); |
1763 | | #endif |
1764 | | } |
1765 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1766 | | |
1767 | 0 | ret = Sha256Final(sha256); |
1768 | 0 | if (ret != 0) { |
1769 | 0 | return ret; |
1770 | 0 | } |
1771 | | |
1772 | 0 | #if defined(LITTLE_ENDIAN_ORDER) |
1773 | 0 | if (SHA256_REV_BYTES(&sha256->ctx)) { |
1774 | 0 | ByteReverseWords(sha256->digest, sha256->digest, |
1775 | 0 | WC_SHA256_DIGEST_SIZE); |
1776 | 0 | } |
1777 | 0 | #endif |
1778 | 0 | XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); |
1779 | |
|
1780 | 0 | return InitSha256(sha256); /* reset state */ |
1781 | 0 | } |
1782 | | |
1783 | | #if defined(OPENSSL_EXTRA) || defined(HAVE_CURL) |
1784 | | /* Apply SHA256 transformation to the data */ |
1785 | | /* @param sha a pointer to wc_Sha256 structure */ |
1786 | | /* @param data data to be applied SHA256 transformation */ |
1787 | | /* @return 0 on successful, otherwise non-zero on failure */ |
1788 | | int wc_Sha256Transform(wc_Sha256* sha256, const unsigned char* data) |
1789 | | { |
1790 | | if (sha256 == NULL || data == NULL) { |
1791 | | return BAD_FUNC_ARG; |
1792 | | } |
1793 | | return Transform_Sha256(sha256, data); |
1794 | | } |
1795 | | #endif /* OPENSSL_EXTRA || HAVE_CURL */ |
1796 | | |
1797 | | #if defined(WOLFSSL_HAVE_LMS) && !defined(WOLFSSL_LMS_FULL_HASH) |
1798 | | /* One block will be used from data. |
1799 | | * hash must be big enough to hold all of digest output. |
1800 | | */ |
1801 | | int wc_Sha256HashBlock(wc_Sha256* sha256, const unsigned char* data, |
1802 | | unsigned char* hash) |
1803 | | { |
1804 | | int ret; |
1805 | | |
1806 | | if ((sha256 == NULL) || (data == NULL)) { |
1807 | | return BAD_FUNC_ARG; |
1808 | | } |
1809 | | |
1810 | | if (SHA256_UPDATE_REV_BYTES(&sha256->ctx)) { |
1811 | | ByteReverseWords(sha256->buffer, (word32*)data, |
1812 | | WC_SHA256_BLOCK_SIZE); |
1813 | | data = (unsigned char*)sha256->buffer; |
1814 | | } |
1815 | | ret = XTRANSFORM(sha256, data); |
1816 | | |
1817 | | if ((ret == 0) && (hash != NULL)) { |
1818 | | if (!SHA256_REV_BYTES(&sha256->ctx)) { |
1819 | | XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); |
1820 | | } |
1821 | | else { |
1822 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) |
1823 | | __asm__ __volatile__ ( |
1824 | | "mov 0x00(%[d]), %%esi\n\t" |
1825 | | "movbe %%esi, 0x00(%[h])\n\t" |
1826 | | "mov 0x04(%[d]), %%esi\n\t" |
1827 | | "movbe %%esi, 0x04(%[h])\n\t" |
1828 | | "mov 0x08(%[d]), %%esi\n\t" |
1829 | | "movbe %%esi, 0x08(%[h])\n\t" |
1830 | | "mov 0x0c(%[d]), %%esi\n\t" |
1831 | | "movbe %%esi, 0x0c(%[h])\n\t" |
1832 | | "mov 0x10(%[d]), %%esi\n\t" |
1833 | | "movbe %%esi, 0x10(%[h])\n\t" |
1834 | | "mov 0x14(%[d]), %%esi\n\t" |
1835 | | "movbe %%esi, 0x14(%[h])\n\t" |
1836 | | "mov 0x18(%[d]), %%esi\n\t" |
1837 | | "movbe %%esi, 0x18(%[h])\n\t" |
1838 | | "mov 0x1c(%[d]), %%esi\n\t" |
1839 | | "movbe %%esi, 0x1c(%[h])\n\t" |
1840 | | : |
1841 | | : [d] "r" (sha256->digest), [h] "r" (hash) |
1842 | | : "memory", "esi" |
1843 | | ); |
1844 | | #else |
1845 | | word32* hash32 = (word32*)hash; |
1846 | | word32* digest = (word32*)sha256->digest; |
1847 | | #if WOLFSSL_GENERAL_ALIGNMENT < 4 |
1848 | | ALIGN16 word32 buf[WC_SHA256_DIGEST_SIZE / sizeof(word32)]; |
1849 | | |
1850 | | if (((size_t)digest & 0x3) != 0) { |
1851 | | if (((size_t)hash32 & 0x3) != 0) { |
1852 | | XMEMCPY(buf, digest, WC_SHA256_DIGEST_SIZE); |
1853 | | hash32 = buf; |
1854 | | digest = buf; |
1855 | | } |
1856 | | else { |
1857 | | XMEMCPY(hash, digest, WC_SHA256_DIGEST_SIZE); |
1858 | | digest = hash32; |
1859 | | } |
1860 | | } |
1861 | | else if (((size_t)hash32 & 0x3) != 0) { |
1862 | | hash32 = digest; |
1863 | | } |
1864 | | #endif |
1865 | | hash32[0] = ByteReverseWord32(digest[0]); |
1866 | | hash32[1] = ByteReverseWord32(digest[1]); |
1867 | | hash32[2] = ByteReverseWord32(digest[2]); |
1868 | | hash32[3] = ByteReverseWord32(digest[3]); |
1869 | | hash32[4] = ByteReverseWord32(digest[4]); |
1870 | | hash32[5] = ByteReverseWord32(digest[5]); |
1871 | | hash32[6] = ByteReverseWord32(digest[6]); |
1872 | | hash32[7] = ByteReverseWord32(digest[7]); |
1873 | | #if WOLFSSL_GENERAL_ALIGNMENT < 4 |
1874 | | if (hash != (byte*)hash32) { |
1875 | | XMEMCPY(hash, hash32, WC_SHA256_DIGEST_SIZE); |
1876 | | } |
1877 | | #endif |
1878 | | #endif /* WOLFSSL_X86_64_BUILD && USE_INTEL_SPEEDUP */ |
1879 | | } |
1880 | | sha256->digest[0] = 0x6A09E667L; |
1881 | | sha256->digest[1] = 0xBB67AE85L; |
1882 | | sha256->digest[2] = 0x3C6EF372L; |
1883 | | sha256->digest[3] = 0xA54FF53AL; |
1884 | | sha256->digest[4] = 0x510E527FL; |
1885 | | sha256->digest[5] = 0x9B05688CL; |
1886 | | sha256->digest[6] = 0x1F83D9ABL; |
1887 | | sha256->digest[7] = 0x5BE0CD19L; |
1888 | | } |
1889 | | |
1890 | | return ret; |
1891 | | } |
1892 | | #endif /* WOLFSSL_HAVE_LMS && !WOLFSSL_LMS_FULL_HASH */ |
1893 | | #endif /* !WOLFSSL_KCAPI_HASH */ |
1894 | | |
1895 | | #endif /* XTRANSFORM */ |
1896 | | |
1897 | | |
1898 | | #ifdef WOLFSSL_SHA224 |
1899 | | |
1900 | | #ifdef STM32_HASH_SHA2 |
1901 | | |
1902 | | /* Supports CubeMX HAL or Standard Peripheral Library */ |
1903 | | |
1904 | | int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) |
1905 | | { |
1906 | | if (sha224 == NULL) |
1907 | | return BAD_FUNC_ARG; |
1908 | | (void)devId; |
1909 | | (void)heap; |
1910 | | |
1911 | | XMEMSET(sha224, 0, sizeof(wc_Sha224)); |
1912 | | wc_Stm32_Hash_Init(&sha224->stmCtx); |
1913 | | return 0; |
1914 | | } |
1915 | | |
1916 | | int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) |
1917 | | { |
1918 | | int ret = 0; |
1919 | | |
1920 | | if (sha224 == NULL || (data == NULL && len > 0)) { |
1921 | | return BAD_FUNC_ARG; |
1922 | | } |
1923 | | |
1924 | | ret = wolfSSL_CryptHwMutexLock(); |
1925 | | if (ret == 0) { |
1926 | | ret = wc_Stm32_Hash_Update(&sha224->stmCtx, |
1927 | | HASH_AlgoSelection_SHA224, data, len, WC_SHA224_BLOCK_SIZE); |
1928 | | wolfSSL_CryptHwMutexUnLock(); |
1929 | | } |
1930 | | return ret; |
1931 | | } |
1932 | | |
1933 | | int wc_Sha224Final(wc_Sha224* sha224, byte* hash) |
1934 | | { |
1935 | | int ret = 0; |
1936 | | |
1937 | | if (sha224 == NULL || hash == NULL) { |
1938 | | return BAD_FUNC_ARG; |
1939 | | } |
1940 | | |
1941 | | ret = wolfSSL_CryptHwMutexLock(); |
1942 | | if (ret == 0) { |
1943 | | ret = wc_Stm32_Hash_Final(&sha224->stmCtx, |
1944 | | HASH_AlgoSelection_SHA224, hash, WC_SHA224_DIGEST_SIZE); |
1945 | | wolfSSL_CryptHwMutexUnLock(); |
1946 | | } |
1947 | | |
1948 | | (void)wc_InitSha224(sha224); /* reset state */ |
1949 | | |
1950 | | return ret; |
1951 | | } |
1952 | | #elif defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
1953 | | |
1954 | | int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) |
1955 | | { |
1956 | | if (sha224 == NULL) { |
1957 | | return BAD_FUNC_ARG; |
1958 | | } |
1959 | | (void)devId; |
1960 | | |
1961 | | return se050_hash_init(&sha224->se050Ctx, heap); |
1962 | | } |
1963 | | |
1964 | | int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) |
1965 | | { |
1966 | | return se050_hash_update(&sha224->se050Ctx, data, len); |
1967 | | } |
1968 | | |
1969 | | int wc_Sha224Final(wc_Sha224* sha224, byte* hash) |
1970 | | { |
1971 | | int ret = 0; |
1972 | | ret = se050_hash_final(&sha224->se050Ctx, hash, WC_SHA224_DIGEST_SIZE, |
1973 | | kAlgorithm_SSS_SHA224); |
1974 | | (void)wc_InitSha224(sha224); |
1975 | | return ret; |
1976 | | } |
1977 | | |
1978 | | #elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) && \ |
1979 | | !defined(WOLFSSL_QNX_CAAM) |
1980 | | /* functions defined in wolfcrypt/src/port/caam/caam_sha256.c */ |
1981 | | |
1982 | | #elif defined(WOLFSSL_AFALG_HASH) |
1983 | | #error SHA224 currently not supported with AF_ALG enabled |
1984 | | |
1985 | | #elif defined(WOLFSSL_DEVCRYPTO_HASH) |
1986 | | /* implemented in wolfcrypt/src/port/devcrypto/devcrypt_hash.c */ |
1987 | | |
1988 | | #elif defined(WOLFSSL_SILABS_SE_ACCEL) |
1989 | | /* implemented in wolfcrypt/src/port/silabs/silabs_hash.c */ |
1990 | | |
1991 | | #elif defined(WOLFSSL_KCAPI_HASH) && !defined(WOLFSSL_NO_KCAPI_SHA224) |
1992 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
1993 | | |
1994 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
1995 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
1996 | | |
1997 | | #elif defined(MAX3266X_SHA) |
1998 | | /* implemented in wolfcrypt/src/port/maxim/max3266x.c */ |
1999 | | |
2000 | | #elif defined(WOLFSSL_RENESAS_RX64_HASH) |
2001 | | |
2002 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_rx64_hw_sha.c */ |
2003 | | |
2004 | | #elif defined(WOLFSSL_RENESAS_RSIP) && \ |
2005 | | !defined(NO_WOLFSSL_RENESAS_FSPSM_HASH) |
2006 | | |
2007 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_fspsm_sha.c */ |
2008 | | |
2009 | | #else |
2010 | | |
2011 | | #define NEED_SOFT_SHA224 |
2012 | | |
2013 | | |
2014 | | static int InitSha224(wc_Sha224* sha224) |
2015 | 0 | { |
2016 | 0 | int ret = 0; |
2017 | |
|
2018 | 0 | sha224->digest[0] = 0xc1059ed8; |
2019 | 0 | sha224->digest[1] = 0x367cd507; |
2020 | 0 | sha224->digest[2] = 0x3070dd17; |
2021 | 0 | sha224->digest[3] = 0xf70e5939; |
2022 | 0 | sha224->digest[4] = 0xffc00b31; |
2023 | 0 | sha224->digest[5] = 0x68581511; |
2024 | 0 | sha224->digest[6] = 0x64f98fa7; |
2025 | 0 | sha224->digest[7] = 0xbefa4fa4; |
2026 | |
|
2027 | 0 | sha224->buffLen = 0; |
2028 | 0 | sha224->loLen = 0; |
2029 | 0 | sha224->hiLen = 0; |
2030 | |
|
2031 | | #ifdef WC_C_DYNAMIC_FALLBACK |
2032 | | sha224->sha_method = 0; |
2033 | | #endif |
2034 | |
|
2035 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
2036 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
2037 | | /* choose best Transform function under this runtime environment */ |
2038 | | #ifdef WC_C_DYNAMIC_FALLBACK |
2039 | | Sha256_SetTransform(&sha224->sha_method); |
2040 | | #else |
2041 | | Sha256_SetTransform(); |
2042 | | #endif |
2043 | | #endif |
2044 | | #ifdef WOLFSSL_HASH_FLAGS |
2045 | | sha224->flags = 0; |
2046 | | #endif |
2047 | | #ifdef WOLFSSL_HASH_KEEP |
2048 | | sha224->msg = NULL; |
2049 | | sha224->len = 0; |
2050 | | sha224->used = 0; |
2051 | | #endif |
2052 | |
|
2053 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2054 | | (!defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) || \ |
2055 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA224)) |
2056 | | /* not to be confused with SHAS512_224 */ |
2057 | | ret = esp_sha_init(&(sha224->ctx), WC_HASH_TYPE_SHA224); |
2058 | | #endif |
2059 | |
|
2060 | 0 | return ret; |
2061 | 0 | } |
2062 | | |
2063 | | #endif |
2064 | | |
2065 | | #ifdef NEED_SOFT_SHA224 |
2066 | | int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) |
2067 | 0 | { |
2068 | 0 | int ret = 0; |
2069 | |
|
2070 | 0 | if (sha224 == NULL) |
2071 | 0 | return BAD_FUNC_ARG; |
2072 | | |
2073 | 0 | sha224->heap = heap; |
2074 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
2075 | | sha224->W = NULL; |
2076 | | #endif |
2077 | |
|
2078 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) |
2079 | | #if defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA224) |
2080 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
2081 | | if (sha224->ctx.mode != ESP32_SHA_SW) { |
2082 | | ESP_LOGV(TAG, "Set sha224 ctx mode init to ESP32_SHA_SW. " |
2083 | | "Prior value: %d", sha224->ctx.mode); |
2084 | | } |
2085 | | /* no sha224 HW support is available, set to SW */ |
2086 | | sha224->ctx.mode = ESP32_SHA_SW; |
2087 | | #else |
2088 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
2089 | | sha224->ctx.mode = ESP32_SHA_INIT; |
2090 | | #endif |
2091 | | #endif |
2092 | |
|
2093 | 0 | ret = InitSha224(sha224); |
2094 | 0 | if (ret != 0) { |
2095 | 0 | return ret; |
2096 | 0 | } |
2097 | | |
2098 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
2099 | | ret = wolfAsync_DevCtxInit(&sha224->asyncDev, |
2100 | | WOLFSSL_ASYNC_MARKER_SHA224, sha224->heap, devId); |
2101 | | #else |
2102 | 0 | (void)devId; |
2103 | 0 | #endif /* WOLFSSL_ASYNC_CRYPT */ |
2104 | | #ifdef WOLFSSL_IMXRT1170_CAAM |
2105 | | ret = wc_CAAM_HashInit(&sha224->hndl, &sha224->ctx, WC_HASH_TYPE_SHA224); |
2106 | | #endif |
2107 | |
|
2108 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2109 | | (!defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) || \ |
2110 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA224)) |
2111 | | if (sha224->ctx.mode != ESP32_SHA_INIT) { |
2112 | | ESP_LOGV("SHA224", "Set ctx mode from prior value: " |
2113 | | "%d", sha224->ctx.mode); |
2114 | | } |
2115 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
2116 | | sha224->ctx.mode = ESP32_SHA_INIT; |
2117 | | #endif |
2118 | |
|
2119 | 0 | return ret; |
2120 | 0 | } |
2121 | | |
2122 | | int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) |
2123 | 0 | { |
2124 | 0 | int ret; |
2125 | |
|
2126 | 0 | if (sha224 == NULL) { |
2127 | 0 | return BAD_FUNC_ARG; |
2128 | 0 | } |
2129 | 0 | if (data == NULL && len == 0) { |
2130 | | /* valid, but do nothing */ |
2131 | 0 | return 0; |
2132 | 0 | } |
2133 | 0 | if (data == NULL) { |
2134 | 0 | return BAD_FUNC_ARG; |
2135 | 0 | } |
2136 | | |
2137 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
2138 | | if (sha224->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA224) { |
2139 | | #if defined(HAVE_INTEL_QA) |
2140 | | return IntelQaSymSha224(&sha224->asyncDev, NULL, data, len); |
2141 | | #endif |
2142 | | } |
2143 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
2144 | | |
2145 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2146 | | (defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) || \ |
2147 | | defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA224)) |
2148 | | sha224->ctx.mode = ESP32_SHA_SW; /* no SHA224 HW, so always SW */ |
2149 | | #endif |
2150 | | |
2151 | 0 | ret = Sha256Update((wc_Sha256*)sha224, data, len); |
2152 | |
|
2153 | 0 | return ret; |
2154 | 0 | } |
2155 | | |
2156 | | int wc_Sha224Final(wc_Sha224* sha224, byte* hash) |
2157 | 0 | { |
2158 | 0 | int ret; |
2159 | |
|
2160 | 0 | if (sha224 == NULL || hash == NULL) { |
2161 | 0 | return BAD_FUNC_ARG; |
2162 | 0 | } |
2163 | | |
2164 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
2165 | | if (sha224->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA224) { |
2166 | | #if defined(HAVE_INTEL_QA) |
2167 | | return IntelQaSymSha224(&sha224->asyncDev, hash, NULL, |
2168 | | WC_SHA224_DIGEST_SIZE); |
2169 | | #endif |
2170 | | } |
2171 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
2172 | | |
2173 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2174 | | ( !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) || \ |
2175 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA224) ) |
2176 | | |
2177 | | /* nothing enabled here for RISC-V C2/C3/C6 success */ |
2178 | | #endif |
2179 | | |
2180 | 0 | ret = Sha256Final((wc_Sha256*)sha224); |
2181 | 0 | if (ret != 0) |
2182 | 0 | return ret; |
2183 | | |
2184 | 0 | #if defined(LITTLE_ENDIAN_ORDER) |
2185 | 0 | if (SHA256_REV_BYTES(&sha224->ctx)) { |
2186 | 0 | ByteReverseWords(sha224->digest, |
2187 | 0 | sha224->digest, |
2188 | 0 | WC_SHA224_DIGEST_SIZE); |
2189 | 0 | } |
2190 | 0 | #endif |
2191 | 0 | XMEMCPY(hash, sha224->digest, WC_SHA224_DIGEST_SIZE); |
2192 | |
|
2193 | 0 | return InitSha224(sha224); /* reset state */ |
2194 | 0 | } |
2195 | | #endif /* end of SHA224 software implementation */ |
2196 | | |
2197 | | int wc_InitSha224(wc_Sha224* sha224) |
2198 | 0 | { |
2199 | 0 | int devId = INVALID_DEVID; |
2200 | |
|
2201 | | #ifdef WOLF_CRYPTO_CB |
2202 | | devId = wc_CryptoCb_DefaultDevID(); |
2203 | | #endif |
2204 | 0 | return wc_InitSha224_ex(sha224, NULL, devId); |
2205 | 0 | } |
2206 | | |
2207 | | #if !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) |
2208 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
2209 | | |
2210 | | void wc_Sha224Free(wc_Sha224* sha224) |
2211 | 0 | { |
2212 | 0 | if (sha224 == NULL) |
2213 | 0 | return; |
2214 | | |
2215 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
2216 | | if (sha224->W != NULL) { |
2217 | | ForceZero(sha224->W, sizeof(word32) * WC_SHA224_BLOCK_SIZE); |
2218 | | XFREE(sha224->W, NULL, DYNAMIC_TYPE_DIGEST); |
2219 | | sha224->W = NULL; |
2220 | | } |
2221 | | #endif |
2222 | | |
2223 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
2224 | | wolfAsync_DevCtxFree(&sha224->asyncDev, WOLFSSL_ASYNC_MARKER_SHA224); |
2225 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
2226 | | |
2227 | | #ifdef WOLFSSL_PIC32MZ_HASH |
2228 | | wc_Sha256Pic32Free(sha224); |
2229 | | #endif |
2230 | | #if defined(WOLFSSL_KCAPI_HASH) |
2231 | | KcapiHashFree(&sha224->kcapi); |
2232 | | #endif |
2233 | | #if defined(WOLFSSL_RENESAS_RX64_HASH) |
2234 | | if (sha224->msg != NULL) { |
2235 | | ForceZero(sha224->msg, sha224->len); |
2236 | | XFREE(sha224->msg, sha224->heap, DYNAMIC_TYPE_TMP_BUFFER); |
2237 | | sha224->msg = NULL; |
2238 | | } |
2239 | | #endif |
2240 | 0 | ForceZero(sha224, sizeof(*sha224)); |
2241 | 0 | } |
2242 | | #endif /* !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) */ |
2243 | | #endif /* WOLFSSL_SHA224 */ |
2244 | | |
2245 | | |
2246 | | int wc_InitSha256(wc_Sha256* sha256) |
2247 | 0 | { |
2248 | 0 | int devId = INVALID_DEVID; |
2249 | |
|
2250 | | #ifdef WOLF_CRYPTO_CB |
2251 | | devId = wc_CryptoCb_DefaultDevID(); |
2252 | | #endif |
2253 | 0 | return wc_InitSha256_ex(sha256, NULL, devId); |
2254 | 0 | } |
2255 | | |
2256 | | #if !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) |
2257 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
2258 | | |
2259 | | void wc_Sha256Free(wc_Sha256* sha256) |
2260 | 0 | { |
2261 | 0 | if (sha256 == NULL) |
2262 | 0 | return; |
2263 | | |
2264 | | #if defined(WOLFSSL_ESP32) && \ |
2265 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH) && \ |
2266 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
2267 | | esp_sha_release_unfinished_lock(&sha256->ctx); |
2268 | | #endif |
2269 | | |
2270 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
2271 | | if (sha256->W != NULL) { |
2272 | | ForceZero(sha256->W, sizeof(word32) * WC_SHA256_BLOCK_SIZE); |
2273 | | XFREE(sha256->W, NULL, DYNAMIC_TYPE_DIGEST); |
2274 | | sha256->W = NULL; |
2275 | | } |
2276 | | #endif |
2277 | | |
2278 | | #ifdef MAX3266X_SHA_CB |
2279 | | wc_MXC_TPU_SHA_Free(&(sha256->mxcCtx)); |
2280 | | #endif |
2281 | | |
2282 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
2283 | | wolfAsync_DevCtxFree(&sha256->asyncDev, WOLFSSL_ASYNC_MARKER_SHA256); |
2284 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
2285 | | #ifdef WOLFSSL_PIC32MZ_HASH |
2286 | | wc_Sha256Pic32Free(sha256); |
2287 | | #endif |
2288 | | #if defined(WOLFSSL_AFALG_HASH) |
2289 | | if (sha256->alFd > 0) { |
2290 | | close(sha256->alFd); |
2291 | | sha256->alFd = -1; /* avoid possible double close on socket */ |
2292 | | } |
2293 | | if (sha256->rdFd > 0) { |
2294 | | close(sha256->rdFd); |
2295 | | sha256->rdFd = -1; /* avoid possible double close on socket */ |
2296 | | } |
2297 | | #endif /* WOLFSSL_AFALG_HASH */ |
2298 | | #ifdef WOLFSSL_DEVCRYPTO_HASH |
2299 | | wc_DevCryptoFree(&sha256->ctx); |
2300 | | #endif /* WOLFSSL_DEVCRYPTO */ |
2301 | | #if (defined(WOLFSSL_AFALG_HASH) && defined(WOLFSSL_AFALG_HASH_KEEP)) || \ |
2302 | | (defined(WOLFSSL_DEVCRYPTO_HASH) && defined(WOLFSSL_DEVCRYPTO_HASH_KEEP)) || \ |
2303 | | ((defined(WOLFSSL_RENESAS_TSIP_TLS) || \ |
2304 | | defined(WOLFSSL_RENESAS_TSIP_CRYPTONLY)) && \ |
2305 | | !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)) || \ |
2306 | | (defined(WOLFSSL_RENESAS_SCEPROTECT) && \ |
2307 | | !defined(NO_WOLFSSL_RENESAS_FSPSM_HASH)) || \ |
2308 | | defined(WOLFSSL_RENESAS_RX64_HASH) || \ |
2309 | | defined(WOLFSSL_HASH_KEEP) |
2310 | | |
2311 | | if (sha256->msg != NULL) { |
2312 | | ForceZero(sha256->msg, sha256->len); |
2313 | | XFREE(sha256->msg, sha256->heap, DYNAMIC_TYPE_TMP_BUFFER); |
2314 | | sha256->msg = NULL; |
2315 | | } |
2316 | | #endif |
2317 | | #if defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
2318 | | se050_hash_free(&sha256->se050Ctx); |
2319 | | #endif |
2320 | | #if defined(WOLFSSL_KCAPI_HASH) |
2321 | | KcapiHashFree(&sha256->kcapi); |
2322 | | #endif |
2323 | | #ifdef WOLFSSL_IMXRT_DCP |
2324 | | DCPSha256Free(sha256); |
2325 | | #endif |
2326 | | #ifdef WOLFSSL_MAXQ10XX_CRYPTO |
2327 | | wc_MAXQ10XX_Sha256Free(sha256); |
2328 | | #endif |
2329 | | |
2330 | | #ifdef HAVE_ARIA |
2331 | | if (sha256->hSession != NULL) { |
2332 | | MC_CloseSession(sha256->hSession); |
2333 | | sha256->hSession = NULL; |
2334 | | } |
2335 | | #endif |
2336 | | |
2337 | | /* Espressif embedded hardware acceleration specific: */ |
2338 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2339 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH) && \ |
2340 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
2341 | | if (sha256->ctx.lockDepth > 0) { |
2342 | | /* probably due to unclean shutdown, error, or other problem. |
2343 | | * |
2344 | | * if you find yourself here, code needs to be cleaned up to |
2345 | | * properly release hardware. this init is only for handling |
2346 | | * the unexpected. by the time free is called, the hardware |
2347 | | * should have already been released (lockDepth = 0) |
2348 | | */ |
2349 | | (void)InitSha256(sha256); /* unlock mutex, set mode to ESP32_SHA_INIT */ |
2350 | | ESP_LOGV(TAG, "Alert: hardware unlock needed in wc_Sha256Free."); |
2351 | | } |
2352 | | else { |
2353 | | ESP_LOGV(TAG, "Hardware unlock not needed in wc_Sha256Free."); |
2354 | | } |
2355 | | #endif |
2356 | 0 | ForceZero(sha256, sizeof(*sha256)); |
2357 | 0 | } /* wc_Sha256Free */ |
2358 | | |
2359 | | #endif /* !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) */ |
2360 | | #ifdef WOLFSSL_HASH_KEEP |
2361 | | /* Some hardware have issues with update, this function stores the data to be |
2362 | | * hashed into an array. Once ready, the Final operation is called on all of the |
2363 | | * data to be hashed at once. |
2364 | | * returns 0 on success |
2365 | | */ |
2366 | | int wc_Sha256_Grow(wc_Sha256* sha256, const byte* in, int inSz) |
2367 | | { |
2368 | | return _wc_Hash_Grow(&(sha256->msg), &(sha256->used), &(sha256->len), in, |
2369 | | inSz, sha256->heap); |
2370 | | } |
2371 | | #ifdef WOLFSSL_SHA224 |
2372 | | int wc_Sha224_Grow(wc_Sha224* sha224, const byte* in, int inSz) |
2373 | | { |
2374 | | return _wc_Hash_Grow(&(sha224->msg), &(sha224->used), &(sha224->len), in, |
2375 | | inSz, sha224->heap); |
2376 | | } |
2377 | | #endif /* WOLFSSL_SHA224 */ |
2378 | | #endif /* WOLFSSL_HASH_KEEP */ |
2379 | | |
2380 | | #endif /* !WOLFSSL_TI_HASH */ |
2381 | | |
2382 | | |
2383 | | #ifndef WOLFSSL_TI_HASH |
2384 | | #if !defined(WOLFSSL_RENESAS_RX64_HASH) && \ |
2385 | | (!defined(WOLFSSL_RENESAS_RSIP) || \ |
2386 | | defined(NO_WOLFSSL_RENESAS_FSPSM_HASH)) |
2387 | | #ifdef WOLFSSL_SHA224 |
2388 | | |
2389 | | #if defined(WOLFSSL_KCAPI_HASH) && !defined(WOLFSSL_NO_KCAPI_SHA224) |
2390 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
2391 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
2392 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
2393 | | |
2394 | | #elif defined(MAX3266X_SHA) |
2395 | | /* implemented in wolfcrypt/src/port/maxim/max3266x.c */ |
2396 | | |
2397 | | #else |
2398 | | |
2399 | | int wc_Sha224GetHash(wc_Sha224* sha224, byte* hash) |
2400 | 0 | { |
2401 | 0 | int ret; |
2402 | | #ifdef WOLFSSL_SMALL_STACK |
2403 | | wc_Sha224* tmpSha224; |
2404 | | #else |
2405 | 0 | wc_Sha224 tmpSha224[1]; |
2406 | 0 | #endif |
2407 | |
|
2408 | 0 | if (sha224 == NULL || hash == NULL) { |
2409 | 0 | return BAD_FUNC_ARG; |
2410 | 0 | } |
2411 | | |
2412 | | #ifdef WOLFSSL_SMALL_STACK |
2413 | | tmpSha224 = (wc_Sha224*)XMALLOC(sizeof(wc_Sha224), NULL, |
2414 | | DYNAMIC_TYPE_TMP_BUFFER); |
2415 | | if (tmpSha224 == NULL) { |
2416 | | return MEMORY_E; |
2417 | | } |
2418 | | #endif |
2419 | | |
2420 | 0 | ret = wc_Sha224Copy(sha224, tmpSha224); |
2421 | 0 | if (ret == 0) { |
2422 | 0 | ret = wc_Sha224Final(tmpSha224, hash); |
2423 | 0 | wc_Sha224Free(tmpSha224); |
2424 | 0 | } |
2425 | |
|
2426 | | #ifdef WOLFSSL_SMALL_STACK |
2427 | | XFREE(tmpSha224, NULL, DYNAMIC_TYPE_TMP_BUFFER); |
2428 | | #endif |
2429 | 0 | return ret; |
2430 | 0 | } |
2431 | | |
2432 | | int wc_Sha224Copy(wc_Sha224* src, wc_Sha224* dst) |
2433 | 0 | { |
2434 | 0 | int ret = 0; /* assume success unless proven otherwise */ |
2435 | |
|
2436 | 0 | if (src == NULL || dst == NULL) { |
2437 | 0 | return BAD_FUNC_ARG; |
2438 | 0 | } |
2439 | | |
2440 | 0 | XMEMCPY(dst, src, sizeof(wc_Sha224)); |
2441 | |
|
2442 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
2443 | | dst->W = NULL; |
2444 | | #endif |
2445 | |
|
2446 | | #if defined(WOLFSSL_SILABS_SE_ACCEL) && defined(WOLFSSL_SILABS_SE_ACCEL_3) |
2447 | | dst->silabsCtx.hash_ctx.cmd_ctx = &dst->silabsCtx.cmd_ctx; |
2448 | | dst->silabsCtx.hash_ctx.hash_type_ctx = &dst->silabsCtx.hash_type_ctx; |
2449 | | #endif |
2450 | |
|
2451 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
2452 | | ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); |
2453 | | #endif |
2454 | |
|
2455 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2456 | | (!defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) || \ |
2457 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA224)) |
2458 | | /* regardless of any other settings, there's no SHA-224 HW on ESP32 */ |
2459 | | #ifndef CONFIG_IDF_TARGET_ESP32 |
2460 | | ret = esp_sha224_ctx_copy(src, dst); |
2461 | | #endif |
2462 | | #endif |
2463 | |
|
2464 | | #ifdef WOLFSSL_HASH_FLAGS |
2465 | | dst->flags |= WC_HASH_FLAG_ISCOPY; |
2466 | | #endif |
2467 | |
|
2468 | | #if defined(WOLFSSL_HASH_KEEP) |
2469 | | if (src->msg != NULL) { |
2470 | | dst->msg = (byte*)XMALLOC(src->len, dst->heap, |
2471 | | DYNAMIC_TYPE_TMP_BUFFER); |
2472 | | if (dst->msg == NULL) |
2473 | | return MEMORY_E; |
2474 | | XMEMCPY(dst->msg, src->msg, src->len); |
2475 | | } |
2476 | | #endif |
2477 | |
|
2478 | 0 | return ret; |
2479 | 0 | } |
2480 | | |
2481 | | #endif /* WOLFSSL_KCAPI_HASH && !WOLFSSL_NO_KCAPI_SHA224 */ |
2482 | | |
2483 | | #ifdef WOLFSSL_HASH_FLAGS |
2484 | | int wc_Sha224SetFlags(wc_Sha224* sha224, word32 flags) |
2485 | | { |
2486 | | if (sha224) { |
2487 | | sha224->flags = flags; |
2488 | | } |
2489 | | return 0; |
2490 | | } |
2491 | | int wc_Sha224GetFlags(wc_Sha224* sha224, word32* flags) |
2492 | | { |
2493 | | if (sha224 && flags) { |
2494 | | *flags = sha224->flags; |
2495 | | } |
2496 | | return 0; |
2497 | | } |
2498 | | #endif |
2499 | | |
2500 | | #endif /* WOLFSSL_SHA224 */ |
2501 | | #endif /* WOLFSSL_RENESAS_RX64_HASH */ |
2502 | | |
2503 | | #ifdef WOLFSSL_AFALG_HASH |
2504 | | /* implemented in wolfcrypt/src/port/af_alg/afalg_hash.c */ |
2505 | | |
2506 | | #elif defined(WOLFSSL_DEVCRYPTO_HASH) |
2507 | | /* implemented in wolfcrypt/src/port/devcrypto/devcrypt_hash.c */ |
2508 | | |
2509 | | #elif (defined(WOLFSSL_RENESAS_TSIP_TLS) || \ |
2510 | | defined(WOLFSSL_RENESAS_TSIP_CRYPTONLY)) && \ |
2511 | | !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH) |
2512 | | |
2513 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_tsip_sha.c */ |
2514 | | |
2515 | | #elif (defined(WOLFSSL_RENESAS_SCEPROTECT) || defined(WOLFSSL_RENESAS_RSIP))\ |
2516 | | && !defined(NO_WOLFSSL_RENESAS_FSPSM_HASH) |
2517 | | |
2518 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_fspsm_sha.c */ |
2519 | | |
2520 | | #elif defined(WOLFSSL_PSOC6_CRYPTO) |
2521 | | /* implemented in wolfcrypt/src/port/cypress/psoc6_crypto.c */ |
2522 | | #elif defined(WOLFSSL_IMXRT_DCP) |
2523 | | /* implemented in wolfcrypt/src/port/nxp/dcp_port.c */ |
2524 | | #elif defined(WOLFSSL_KCAPI_HASH) |
2525 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
2526 | | |
2527 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
2528 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
2529 | | #elif defined(WOLFSSL_RENESAS_RX64_HASH) |
2530 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_rx64_hw_sha.c */ |
2531 | | #elif defined(MAX3266X_SHA) |
2532 | | /* Implemented in wolfcrypt/src/port/maxim/max3266x.c */ |
2533 | | #else |
2534 | | |
2535 | | int wc_Sha256GetHash(wc_Sha256* sha256, byte* hash) |
2536 | 0 | { |
2537 | 0 | int ret; |
2538 | | #ifdef WOLFSSL_SMALL_STACK |
2539 | | wc_Sha256* tmpSha256; |
2540 | | #else |
2541 | 0 | wc_Sha256 tmpSha256[1]; |
2542 | 0 | #endif |
2543 | |
|
2544 | 0 | if (sha256 == NULL || hash == NULL) { |
2545 | 0 | return BAD_FUNC_ARG; |
2546 | 0 | } |
2547 | | |
2548 | | #ifdef WOLFSSL_SMALL_STACK |
2549 | | tmpSha256 = (wc_Sha256*)XMALLOC(sizeof(wc_Sha256), NULL, |
2550 | | DYNAMIC_TYPE_TMP_BUFFER); |
2551 | | if (tmpSha256 == NULL) { |
2552 | | return MEMORY_E; |
2553 | | } |
2554 | | #endif |
2555 | | |
2556 | 0 | ret = wc_Sha256Copy(sha256, tmpSha256); |
2557 | 0 | if (ret == 0) { |
2558 | 0 | ret = wc_Sha256Final(tmpSha256, hash); |
2559 | 0 | wc_Sha256Free(tmpSha256); |
2560 | 0 | } |
2561 | | |
2562 | |
|
2563 | | #ifdef WOLFSSL_SMALL_STACK |
2564 | | XFREE(tmpSha256, NULL, DYNAMIC_TYPE_TMP_BUFFER); |
2565 | | #endif |
2566 | |
|
2567 | 0 | return ret; |
2568 | 0 | } |
2569 | | int wc_Sha256Copy(wc_Sha256* src, wc_Sha256* dst) |
2570 | 0 | { |
2571 | 0 | int ret = 0; |
2572 | |
|
2573 | 0 | if (src == NULL || dst == NULL) { |
2574 | 0 | return BAD_FUNC_ARG; |
2575 | 0 | } |
2576 | | |
2577 | 0 | XMEMCPY(dst, src, sizeof(wc_Sha256)); |
2578 | |
|
2579 | | #ifdef WOLFSSL_MAXQ10XX_CRYPTO |
2580 | | wc_MAXQ10XX_Sha256Copy(src); |
2581 | | #endif |
2582 | |
|
2583 | | #ifdef MAX3266X_SHA_CB |
2584 | | ret = wc_MXC_TPU_SHA_Copy(&(src->mxcCtx), &(dst->mxcCtx)); |
2585 | | if (ret != 0) { |
2586 | | return ret; |
2587 | | } |
2588 | | #endif |
2589 | |
|
2590 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
2591 | | dst->W = NULL; |
2592 | | #endif |
2593 | |
|
2594 | | #if defined(WOLFSSL_SILABS_SE_ACCEL) && defined(WOLFSSL_SILABS_SE_ACCEL_3) |
2595 | | dst->silabsCtx.hash_ctx.cmd_ctx = &dst->silabsCtx.cmd_ctx; |
2596 | | dst->silabsCtx.hash_ctx.hash_type_ctx = &dst->silabsCtx.hash_type_ctx; |
2597 | | #endif |
2598 | |
|
2599 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
2600 | | ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); |
2601 | | #endif |
2602 | |
|
2603 | | #ifdef WOLFSSL_PIC32MZ_HASH |
2604 | | ret = wc_Pic32HashCopy(&src->cache, &dst->cache); |
2605 | | #endif |
2606 | |
|
2607 | | #if defined(WOLFSSL_USE_ESP32_CRYPT_HASH_HW) && \ |
2608 | | !defined(NO_WOLFSSL_ESP32_CRYPT_HASH_SHA256) |
2609 | | esp_sha256_ctx_copy(src, dst); |
2610 | | #endif |
2611 | |
|
2612 | | #ifdef HAVE_ARIA |
2613 | | dst->hSession = NULL; |
2614 | | if((src->hSession != NULL) && (MC_CopySession(src->hSession, &(dst->hSession)) != MC_OK)) { |
2615 | | return MEMORY_E; |
2616 | | } |
2617 | | #endif |
2618 | |
|
2619 | | #ifdef WOLFSSL_HASH_FLAGS |
2620 | | dst->flags |= WC_HASH_FLAG_ISCOPY; |
2621 | | #endif |
2622 | |
|
2623 | | #if defined(WOLFSSL_HASH_KEEP) |
2624 | | if (src->msg != NULL) { |
2625 | | dst->msg = (byte*)XMALLOC(src->len, dst->heap, DYNAMIC_TYPE_TMP_BUFFER); |
2626 | | if (dst->msg == NULL) |
2627 | | return MEMORY_E; |
2628 | | XMEMCPY(dst->msg, src->msg, src->len); |
2629 | | } |
2630 | | #endif |
2631 | |
|
2632 | 0 | return ret; |
2633 | 0 | } |
2634 | | #endif |
2635 | | |
2636 | | #ifdef WOLFSSL_HASH_FLAGS |
2637 | | int wc_Sha256SetFlags(wc_Sha256* sha256, word32 flags) |
2638 | | { |
2639 | | if (sha256) { |
2640 | | sha256->flags = flags; |
2641 | | } |
2642 | | return 0; |
2643 | | } |
2644 | | int wc_Sha256GetFlags(wc_Sha256* sha256, word32* flags) |
2645 | | { |
2646 | | if (sha256 && flags) { |
2647 | | *flags = sha256->flags; |
2648 | | } |
2649 | | return 0; |
2650 | | } |
2651 | | #endif |
2652 | | #endif /* !WOLFSSL_TI_HASH */ |
2653 | | |
2654 | | #endif /* NO_SHA256 */ |