/src/wolfssl/wolfcrypt/src/sha256.c
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1 | | /* sha256.c |
2 | | * |
3 | | * Copyright (C) 2006-2023 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 | | #ifdef HAVE_CONFIG_H |
42 | | #include <config.h> |
43 | | #endif |
44 | | |
45 | | #include <wolfssl/wolfcrypt/settings.h> |
46 | | #include <wolfssl/wolfcrypt/types.h> |
47 | | |
48 | | /* |
49 | | * SHA256 Build Options: |
50 | | * USE_SLOW_SHA256: Reduces code size by not partially unrolling |
51 | | (~2KB smaller and ~25% slower) (default OFF) |
52 | | * WOLFSSL_SHA256_BY_SPEC: Uses the Ch/Maj based on SHA256 specification |
53 | | (default ON) |
54 | | * WOLFSSL_SHA256_ALT_CH_MAJ: Alternate Ch/Maj that is easier for compilers to |
55 | | optimize and recognize as SHA256 (default OFF) |
56 | | * SHA256_MANY_REGISTERS: A SHA256 version that keeps all data in registers |
57 | | and partial unrolled (default OFF) |
58 | | */ |
59 | | |
60 | | /* Default SHA256 to use Ch/Maj based on specification */ |
61 | | #if !defined(WOLFSSL_SHA256_BY_SPEC) && !defined(WOLFSSL_SHA256_ALT_CH_MAJ) |
62 | | #define WOLFSSL_SHA256_BY_SPEC |
63 | | #endif |
64 | | |
65 | | |
66 | | #if !defined(NO_SHA256) && !defined(WOLFSSL_ARMASM) |
67 | | |
68 | | #if defined(HAVE_FIPS) && defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2) |
69 | | /* set NO_WRAPPERS before headers, use direct internal f()s not wrappers */ |
70 | | #define FIPS_NO_WRAPPERS |
71 | | |
72 | | #ifdef USE_WINDOWS_API |
73 | | #pragma code_seg(".fipsA$d") |
74 | | #pragma const_seg(".fipsB$d") |
75 | | #endif |
76 | | #endif |
77 | | |
78 | | #include <wolfssl/wolfcrypt/sha256.h> |
79 | | #include <wolfssl/wolfcrypt/error-crypt.h> |
80 | | #include <wolfssl/wolfcrypt/cpuid.h> |
81 | | #include <wolfssl/wolfcrypt/hash.h> |
82 | | |
83 | | #ifdef WOLF_CRYPTO_CB |
84 | | #include <wolfssl/wolfcrypt/cryptocb.h> |
85 | | #endif |
86 | | |
87 | | #ifdef WOLFSSL_IMXRT1170_CAAM |
88 | | #include <wolfssl/wolfcrypt/port/caam/wolfcaam_fsl_nxp.h> |
89 | | #endif |
90 | | |
91 | | |
92 | | /* determine if we are using Espressif SHA hardware acceleration */ |
93 | | #undef WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW |
94 | | #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ |
95 | | !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) |
96 | | /* define a single keyword for simplicity & readability |
97 | | * |
98 | | * by default the HW acceleration is on for ESP32-WROOM32 |
99 | | * but individual components can be turned off. |
100 | | */ |
101 | | #define WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW |
102 | | #else |
103 | | #undef WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW |
104 | | #endif |
105 | | |
106 | | #ifdef WOLFSSL_ESPIDF |
107 | | /* Define the ESP_LOGx(TAG, "" value for output messages here. |
108 | | ** |
109 | | ** Beware of possible conflict in test.c (that one now named TEST_TAG) |
110 | | */ |
111 | | static const char* TAG = "wc_sha256"; |
112 | | #endif |
113 | | |
114 | | /* fips wrapper calls, user can call direct */ |
115 | | #if defined(HAVE_FIPS) && \ |
116 | | (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2)) |
117 | | |
118 | | int wc_InitSha256(wc_Sha256* sha) |
119 | | { |
120 | | if (sha == NULL) { |
121 | | return BAD_FUNC_ARG; |
122 | | } |
123 | | return InitSha256_fips(sha); |
124 | | } |
125 | | int wc_InitSha256_ex(wc_Sha256* sha, void* heap, int devId) |
126 | | { |
127 | | (void)heap; |
128 | | (void)devId; |
129 | | if (sha == NULL) { |
130 | | return BAD_FUNC_ARG; |
131 | | } |
132 | | return InitSha256_fips(sha); |
133 | | } |
134 | | int wc_Sha256Update(wc_Sha256* sha, const byte* data, word32 len) |
135 | | { |
136 | | if (sha == NULL || (data == NULL && len > 0)) { |
137 | | return BAD_FUNC_ARG; |
138 | | } |
139 | | |
140 | | if (data == NULL && len == 0) { |
141 | | /* valid, but do nothing */ |
142 | | return 0; |
143 | | } |
144 | | |
145 | | return Sha256Update_fips(sha, data, len); |
146 | | } |
147 | | int wc_Sha256Final(wc_Sha256* sha, byte* out) |
148 | | { |
149 | | if (sha == NULL || out == NULL) { |
150 | | return BAD_FUNC_ARG; |
151 | | } |
152 | | return Sha256Final_fips(sha, out); |
153 | | } |
154 | | void wc_Sha256Free(wc_Sha256* sha) |
155 | | { |
156 | | (void)sha; |
157 | | /* Not supported in FIPS */ |
158 | | } |
159 | | |
160 | | #else /* else build without fips, or for FIPS v2 */ |
161 | | |
162 | | |
163 | | #if defined(WOLFSSL_TI_HASH) |
164 | | /* #include <wolfcrypt/src/port/ti/ti-hash.c> included by wc_port.c */ |
165 | | #elif defined(WOLFSSL_CRYPTOCELL) |
166 | | /* wc_port.c includes wolfcrypt/src/port/arm/cryptoCellHash.c */ |
167 | | |
168 | | #elif defined(WOLFSSL_PSOC6_CRYPTO) |
169 | | |
170 | | |
171 | | #else |
172 | | |
173 | | #include <wolfssl/wolfcrypt/logging.h> |
174 | | |
175 | | #ifdef NO_INLINE |
176 | | #include <wolfssl/wolfcrypt/misc.h> |
177 | | #else |
178 | | #define WOLFSSL_MISC_INCLUDED |
179 | | #include <wolfcrypt/src/misc.c> |
180 | | #endif |
181 | | |
182 | | #ifdef WOLFSSL_DEVCRYPTO_HASH |
183 | | #include <wolfssl/wolfcrypt/port/devcrypto/wc_devcrypto.h> |
184 | | #endif |
185 | | #if defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
186 | | #include <wolfssl/wolfcrypt/port/nxp/se050_port.h> |
187 | | #endif |
188 | | |
189 | | |
190 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) |
191 | | #if defined(__GNUC__) && ((__GNUC__ < 4) || \ |
192 | | (__GNUC__ == 4 && __GNUC_MINOR__ <= 8)) |
193 | | #undef NO_AVX2_SUPPORT |
194 | | #define NO_AVX2_SUPPORT |
195 | | #endif |
196 | | #if defined(__clang__) && ((__clang_major__ < 3) || \ |
197 | | (__clang_major__ == 3 && __clang_minor__ <= 5)) |
198 | | #define NO_AVX2_SUPPORT |
199 | | #elif defined(__clang__) && defined(NO_AVX2_SUPPORT) |
200 | | #undef NO_AVX2_SUPPORT |
201 | | #endif |
202 | | |
203 | | #define HAVE_INTEL_AVX1 |
204 | | #ifndef NO_AVX2_SUPPORT |
205 | | #define HAVE_INTEL_AVX2 |
206 | | #endif |
207 | | #else |
208 | | #undef HAVE_INTEL_AVX1 |
209 | | #undef HAVE_INTEL_AVX2 |
210 | | #endif /* WOLFSSL_X86_64_BUILD && USE_INTEL_SPEEDUP */ |
211 | | |
212 | | #if defined(HAVE_INTEL_AVX2) |
213 | | #define HAVE_INTEL_RORX |
214 | | #endif |
215 | | |
216 | | |
217 | | #if !defined(WOLFSSL_PIC32MZ_HASH) && !defined(STM32_HASH_SHA2) && \ |
218 | | (!defined(WOLFSSL_IMX6_CAAM) || defined(NO_IMX6_CAAM_HASH) || \ |
219 | | defined(WOLFSSL_QNX_CAAM)) && \ |
220 | | !defined(WOLFSSL_AFALG_HASH) && !defined(WOLFSSL_DEVCRYPTO_HASH) && \ |
221 | | (!defined(WOLFSSL_ESP32WROOM32_CRYPT) || defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH)) && \ |
222 | | (!defined(WOLFSSL_RENESAS_TSIP_CRYPT) || defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)) && \ |
223 | | !defined(WOLFSSL_PSOC6_CRYPTO) && !defined(WOLFSSL_IMXRT_DCP) && !defined(WOLFSSL_SILABS_SE_ACCEL) && \ |
224 | | !defined(WOLFSSL_KCAPI_HASH) && !defined(WOLFSSL_SE050_HASH) && \ |
225 | | ((!defined(WOLFSSL_RENESAS_SCEPROTECT) && \ |
226 | | !defined(WOLFSSL_RENESAS_SCEPROTECT_CRYPTONLY)) \ |
227 | | || defined(NO_WOLFSSL_RENESAS_SCEPROTECT_HASH)) && \ |
228 | | (!defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH)) && \ |
229 | | !defined(WOLFSSL_RENESAS_RX64_HASH) |
230 | | |
231 | | |
232 | | static int InitSha256(wc_Sha256* sha256) |
233 | 0 | { |
234 | 0 | int ret = 0; |
235 | |
|
236 | 0 | if (sha256 == NULL) |
237 | 0 | return BAD_FUNC_ARG; |
238 | | |
239 | 0 | XMEMSET(sha256->digest, 0, sizeof(sha256->digest)); |
240 | 0 | sha256->digest[0] = 0x6A09E667L; |
241 | 0 | sha256->digest[1] = 0xBB67AE85L; |
242 | 0 | sha256->digest[2] = 0x3C6EF372L; |
243 | 0 | sha256->digest[3] = 0xA54FF53AL; |
244 | 0 | sha256->digest[4] = 0x510E527FL; |
245 | 0 | sha256->digest[5] = 0x9B05688CL; |
246 | 0 | sha256->digest[6] = 0x1F83D9ABL; |
247 | 0 | sha256->digest[7] = 0x5BE0CD19L; |
248 | |
|
249 | 0 | sha256->buffLen = 0; |
250 | 0 | sha256->loLen = 0; |
251 | 0 | sha256->hiLen = 0; |
252 | | #ifdef WOLFSSL_HASH_FLAGS |
253 | | sha256->flags = 0; |
254 | | #endif |
255 | | #ifdef WOLFSSL_HASH_KEEP |
256 | | sha256->msg = NULL; |
257 | | sha256->len = 0; |
258 | | sha256->used = 0; |
259 | | #endif |
260 | |
|
261 | | #ifdef WOLF_CRYPTO_CB |
262 | | sha256->devId = wc_CryptoCb_DefaultDevID(); |
263 | | #endif |
264 | |
|
265 | | #ifdef WOLFSSL_MAXQ10XX_CRYPTO |
266 | | XMEMSET(&sha256->maxq_ctx, 0, sizeof(sha256->maxq_ctx)); |
267 | | #endif |
268 | |
|
269 | 0 | return ret; |
270 | 0 | } |
271 | | #endif |
272 | | |
273 | | |
274 | | /* Hardware Acceleration */ |
275 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
276 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
277 | | |
278 | | /* in case intel instructions aren't available, plus we need the K[] global */ |
279 | | #define NEED_SOFT_SHA256 |
280 | | |
281 | | /***** |
282 | | Intel AVX1/AVX2 Macro Control Structure |
283 | | |
284 | | #define HAVE_INTEL_AVX1 |
285 | | #define HAVE_INTEL_AVX2 |
286 | | |
287 | | #define HAVE_INTEL_RORX |
288 | | |
289 | | |
290 | | int InitSha256(wc_Sha256* sha256) { |
291 | | Save/Recover XMM, YMM |
292 | | ... |
293 | | } |
294 | | |
295 | | #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) |
296 | | Transform_Sha256(); Function prototype |
297 | | #else |
298 | | Transform_Sha256() { } |
299 | | int Sha256Final() { |
300 | | Save/Recover XMM, YMM |
301 | | ... |
302 | | } |
303 | | #endif |
304 | | |
305 | | #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) |
306 | | #if defined(HAVE_INTEL_RORX |
307 | | #define RND with rorx instruction |
308 | | #else |
309 | | #define RND |
310 | | #endif |
311 | | #endif |
312 | | |
313 | | #if defined(HAVE_INTEL_AVX1) |
314 | | |
315 | | #define XMM Instructions/inline asm |
316 | | |
317 | | int Transform_Sha256() { |
318 | | Stitched Message Sched/Round |
319 | | } |
320 | | |
321 | | #elif defined(HAVE_INTEL_AVX2) |
322 | | |
323 | | #define YMM Instructions/inline asm |
324 | | |
325 | | int Transform_Sha256() { |
326 | | More granular Stitched Message Sched/Round |
327 | | } |
328 | | |
329 | | #endif |
330 | | |
331 | | */ |
332 | | |
333 | | /* Each platform needs to query info type 1 from cpuid to see if aesni is |
334 | | * supported. Also, let's setup a macro for proper linkage w/o ABI conflicts |
335 | | */ |
336 | | |
337 | | /* #if defined(HAVE_INTEL_AVX1/2) at the tail of sha256 */ |
338 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data); |
339 | | |
340 | | #ifdef __cplusplus |
341 | | extern "C" { |
342 | | #endif |
343 | | |
344 | | #if defined(HAVE_INTEL_AVX1) |
345 | | extern int Transform_Sha256_AVX1(wc_Sha256 *sha256, const byte* data); |
346 | | extern int Transform_Sha256_AVX1_Len(wc_Sha256* sha256, |
347 | | const byte* data, word32 len); |
348 | | #endif |
349 | | #if defined(HAVE_INTEL_AVX2) |
350 | | extern int Transform_Sha256_AVX2(wc_Sha256 *sha256, const byte* data); |
351 | | extern int Transform_Sha256_AVX2_Len(wc_Sha256* sha256, |
352 | | const byte* data, word32 len); |
353 | | #ifdef HAVE_INTEL_RORX |
354 | | extern int Transform_Sha256_AVX1_RORX(wc_Sha256 *sha256, const byte* data); |
355 | | extern int Transform_Sha256_AVX1_RORX_Len(wc_Sha256* sha256, |
356 | | const byte* data, word32 len); |
357 | | extern int Transform_Sha256_AVX2_RORX(wc_Sha256 *sha256, const byte* data); |
358 | | extern int Transform_Sha256_AVX2_RORX_Len(wc_Sha256* sha256, |
359 | | const byte* data, word32 len); |
360 | | #endif /* HAVE_INTEL_RORX */ |
361 | | #endif /* HAVE_INTEL_AVX2 */ |
362 | | |
363 | | #ifdef __cplusplus |
364 | | } /* extern "C" */ |
365 | | #endif |
366 | | |
367 | | static int (*Transform_Sha256_p)(wc_Sha256* sha256, const byte* data); |
368 | | /* = _Transform_Sha256 */ |
369 | | static int (*Transform_Sha256_Len_p)(wc_Sha256* sha256, const byte* data, |
370 | | word32 len); |
371 | | /* = NULL */ |
372 | | static int transform_check = 0; |
373 | | static word32 intel_flags; |
374 | | static int Transform_Sha256_is_vectorized = 0; |
375 | | |
376 | | static WC_INLINE int inline_XTRANSFORM(wc_Sha256* S, const byte* D) { |
377 | | int ret; |
378 | | ret = (*Transform_Sha256_p)(S, D); |
379 | | return ret; |
380 | | } |
381 | | #define XTRANSFORM(...) inline_XTRANSFORM(__VA_ARGS__) |
382 | | |
383 | | static WC_INLINE int inline_XTRANSFORM_LEN(wc_Sha256* S, const byte* D, word32 L) { |
384 | | int ret; |
385 | | ret = (*Transform_Sha256_Len_p)(S, D, L); |
386 | | return ret; |
387 | | } |
388 | | #define XTRANSFORM_LEN(...) inline_XTRANSFORM_LEN(__VA_ARGS__) |
389 | | |
390 | | static void Sha256_SetTransform(void) |
391 | | { |
392 | | |
393 | | if (transform_check) |
394 | | return; |
395 | | |
396 | | intel_flags = cpuid_get_flags(); |
397 | | |
398 | | #ifdef HAVE_INTEL_AVX2 |
399 | | if (1 && IS_INTEL_AVX2(intel_flags)) { |
400 | | #ifdef HAVE_INTEL_RORX |
401 | | if (IS_INTEL_BMI2(intel_flags)) { |
402 | | Transform_Sha256_p = Transform_Sha256_AVX2_RORX; |
403 | | Transform_Sha256_Len_p = Transform_Sha256_AVX2_RORX_Len; |
404 | | Transform_Sha256_is_vectorized = 1; |
405 | | } |
406 | | else |
407 | | #endif |
408 | | if (1) |
409 | | { |
410 | | Transform_Sha256_p = Transform_Sha256_AVX2; |
411 | | Transform_Sha256_Len_p = Transform_Sha256_AVX2_Len; |
412 | | Transform_Sha256_is_vectorized = 1; |
413 | | } |
414 | | #ifdef HAVE_INTEL_RORX |
415 | | else { |
416 | | Transform_Sha256_p = Transform_Sha256_AVX1_RORX; |
417 | | Transform_Sha256_Len_p = Transform_Sha256_AVX1_RORX_Len; |
418 | | Transform_Sha256_is_vectorized = 1; |
419 | | } |
420 | | #endif |
421 | | } |
422 | | else |
423 | | #endif |
424 | | #ifdef HAVE_INTEL_AVX1 |
425 | | if (IS_INTEL_AVX1(intel_flags)) { |
426 | | Transform_Sha256_p = Transform_Sha256_AVX1; |
427 | | Transform_Sha256_Len_p = Transform_Sha256_AVX1_Len; |
428 | | Transform_Sha256_is_vectorized = 1; |
429 | | } |
430 | | else |
431 | | #endif |
432 | | { |
433 | | Transform_Sha256_p = Transform_Sha256; |
434 | | Transform_Sha256_Len_p = NULL; |
435 | | Transform_Sha256_is_vectorized = 0; |
436 | | } |
437 | | |
438 | | transform_check = 1; |
439 | | } |
440 | | |
441 | | #if !defined(WOLFSSL_KCAPI_HASH) |
442 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
443 | | { |
444 | | int ret = 0; |
445 | | if (sha256 == NULL) |
446 | | return BAD_FUNC_ARG; |
447 | | |
448 | | sha256->heap = heap; |
449 | | #ifdef WOLF_CRYPTO_CB |
450 | | sha256->devId = devId; |
451 | | sha256->devCtx = NULL; |
452 | | #endif |
453 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
454 | | sha256->W = NULL; |
455 | | #endif |
456 | | |
457 | | ret = InitSha256(sha256); |
458 | | if (ret != 0) |
459 | | return ret; |
460 | | |
461 | | /* choose best Transform function under this runtime environment */ |
462 | | Sha256_SetTransform(); |
463 | | |
464 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
465 | | ret = wolfAsync_DevCtxInit(&sha256->asyncDev, |
466 | | WOLFSSL_ASYNC_MARKER_SHA256, sha256->heap, devId); |
467 | | #else |
468 | | (void)devId; |
469 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
470 | | |
471 | | return ret; |
472 | | } |
473 | | #endif /* !WOLFSSL_KCAPI_HASH */ |
474 | | |
475 | | #elif defined(FREESCALE_LTC_SHA) |
476 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
477 | | { |
478 | | (void)heap; |
479 | | (void)devId; |
480 | | |
481 | | LTC_HASH_Init(LTC_BASE, &sha256->ctx, kLTC_Sha256, NULL, 0); |
482 | | |
483 | | return 0; |
484 | | } |
485 | | |
486 | | #elif defined(FREESCALE_MMCAU_SHA) |
487 | | |
488 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
489 | | #include "cau_api.h" |
490 | | #else |
491 | | #include "fsl_mmcau.h" |
492 | | #endif |
493 | | |
494 | | #define XTRANSFORM(S, D) Transform_Sha256((S),(D)) |
495 | | #define XTRANSFORM_LEN(S, D, L) Transform_Sha256_Len((S),(D),(L)) |
496 | | |
497 | | #ifndef WC_HASH_DATA_ALIGNMENT |
498 | | /* these hardware API's require 4 byte (word32) alignment */ |
499 | | #define WC_HASH_DATA_ALIGNMENT 4 |
500 | | #endif |
501 | | |
502 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
503 | | { |
504 | | int ret = 0; |
505 | | |
506 | | (void)heap; |
507 | | (void)devId; |
508 | | |
509 | | ret = wolfSSL_CryptHwMutexLock(); |
510 | | if (ret != 0) { |
511 | | return ret; |
512 | | } |
513 | | |
514 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
515 | | cau_sha256_initialize_output(sha256->digest); |
516 | | #else |
517 | | MMCAU_SHA256_InitializeOutput((uint32_t*)sha256->digest); |
518 | | #endif |
519 | | wolfSSL_CryptHwMutexUnLock(); |
520 | | |
521 | | sha256->buffLen = 0; |
522 | | sha256->loLen = 0; |
523 | | sha256->hiLen = 0; |
524 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
525 | | sha256->W = NULL; |
526 | | #endif |
527 | | |
528 | | return ret; |
529 | | } |
530 | | |
531 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
532 | | { |
533 | | int ret = wolfSSL_CryptHwMutexLock(); |
534 | | if (ret == 0) { |
535 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
536 | | cau_sha256_hash_n((byte*)data, 1, sha256->digest); |
537 | | #else |
538 | | MMCAU_SHA256_HashN((byte*)data, 1, (uint32_t*)sha256->digest); |
539 | | #endif |
540 | | wolfSSL_CryptHwMutexUnLock(); |
541 | | } |
542 | | return ret; |
543 | | } |
544 | | |
545 | | static int Transform_Sha256_Len(wc_Sha256* sha256, const byte* data, |
546 | | word32 len) |
547 | | { |
548 | | int ret = wolfSSL_CryptHwMutexLock(); |
549 | | if (ret == 0) { |
550 | | #if defined(WC_HASH_DATA_ALIGNMENT) && WC_HASH_DATA_ALIGNMENT > 0 |
551 | | if ((wc_ptr_t)data % WC_HASH_DATA_ALIGNMENT) { |
552 | | /* data pointer is NOT aligned, |
553 | | * so copy and perform one block at a time */ |
554 | | byte* local = (byte*)sha256->buffer; |
555 | | while (len >= WC_SHA256_BLOCK_SIZE) { |
556 | | XMEMCPY(local, data, WC_SHA256_BLOCK_SIZE); |
557 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
558 | | cau_sha256_hash_n(local, 1, sha256->digest); |
559 | | #else |
560 | | MMCAU_SHA256_HashN(local, 1, (uint32_t*)sha256->digest); |
561 | | #endif |
562 | | data += WC_SHA256_BLOCK_SIZE; |
563 | | len -= WC_SHA256_BLOCK_SIZE; |
564 | | } |
565 | | } |
566 | | else |
567 | | #endif |
568 | | { |
569 | | #ifdef FREESCALE_MMCAU_CLASSIC_SHA |
570 | | cau_sha256_hash_n((byte*)data, len/WC_SHA256_BLOCK_SIZE, |
571 | | sha256->digest); |
572 | | #else |
573 | | MMCAU_SHA256_HashN((byte*)data, len/WC_SHA256_BLOCK_SIZE, |
574 | | (uint32_t*)sha256->digest); |
575 | | #endif |
576 | | } |
577 | | wolfSSL_CryptHwMutexUnLock(); |
578 | | } |
579 | | return ret; |
580 | | } |
581 | | |
582 | | #elif defined(WOLFSSL_PIC32MZ_HASH) |
583 | | #include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h> |
584 | | |
585 | | #elif defined(STM32_HASH_SHA2) |
586 | | |
587 | | /* Supports CubeMX HAL or Standard Peripheral Library */ |
588 | | |
589 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
590 | | { |
591 | | if (sha256 == NULL) |
592 | | return BAD_FUNC_ARG; |
593 | | |
594 | | (void)devId; |
595 | | (void)heap; |
596 | | |
597 | | XMEMSET(sha256, 0, sizeof(wc_Sha256)); |
598 | | wc_Stm32_Hash_Init(&sha256->stmCtx); |
599 | | return 0; |
600 | | } |
601 | | |
602 | | int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
603 | | { |
604 | | int ret = 0; |
605 | | |
606 | | if (sha256 == NULL || (data == NULL && len > 0)) { |
607 | | return BAD_FUNC_ARG; |
608 | | } |
609 | | |
610 | | ret = wolfSSL_CryptHwMutexLock(); |
611 | | if (ret == 0) { |
612 | | ret = wc_Stm32_Hash_Update(&sha256->stmCtx, |
613 | | HASH_AlgoSelection_SHA256, data, len, WC_SHA256_BLOCK_SIZE); |
614 | | wolfSSL_CryptHwMutexUnLock(); |
615 | | } |
616 | | return ret; |
617 | | } |
618 | | |
619 | | int wc_Sha256Final(wc_Sha256* sha256, byte* hash) |
620 | | { |
621 | | int ret = 0; |
622 | | |
623 | | if (sha256 == NULL || hash == NULL) { |
624 | | return BAD_FUNC_ARG; |
625 | | } |
626 | | |
627 | | ret = wolfSSL_CryptHwMutexLock(); |
628 | | if (ret == 0) { |
629 | | ret = wc_Stm32_Hash_Final(&sha256->stmCtx, |
630 | | HASH_AlgoSelection_SHA256, hash, WC_SHA256_DIGEST_SIZE); |
631 | | wolfSSL_CryptHwMutexUnLock(); |
632 | | } |
633 | | |
634 | | (void)wc_InitSha256(sha256); /* reset state */ |
635 | | |
636 | | return ret; |
637 | | } |
638 | | |
639 | | #elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) && \ |
640 | | !defined(WOLFSSL_QNX_CAAM) |
641 | | /* functions defined in wolfcrypt/src/port/caam/caam_sha256.c */ |
642 | | |
643 | | #elif defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
644 | | |
645 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
646 | | { |
647 | | if (sha256 == NULL) { |
648 | | return BAD_FUNC_ARG; |
649 | | } |
650 | | (void)devId; |
651 | | |
652 | | return se050_hash_init(&sha256->se050Ctx, heap); |
653 | | } |
654 | | |
655 | | int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
656 | | { |
657 | | return se050_hash_update(&sha256->se050Ctx, data, len); |
658 | | } |
659 | | |
660 | | int wc_Sha256Final(wc_Sha256* sha256, byte* hash) |
661 | | { |
662 | | int ret = 0; |
663 | | ret = se050_hash_final(&sha256->se050Ctx, hash, WC_SHA256_DIGEST_SIZE, |
664 | | kAlgorithm_SSS_SHA256); |
665 | | return ret; |
666 | | } |
667 | | int wc_Sha256FinalRaw(wc_Sha256* sha256, byte* hash) |
668 | | { |
669 | | int ret = 0; |
670 | | ret = se050_hash_final(&sha256->se050Ctx, hash, WC_SHA256_DIGEST_SIZE, |
671 | | kAlgorithm_SSS_SHA256); |
672 | | return ret; |
673 | | } |
674 | | |
675 | | #elif defined(WOLFSSL_AFALG_HASH) |
676 | | /* implemented in wolfcrypt/src/port/af_alg/afalg_hash.c */ |
677 | | |
678 | | #elif defined(WOLFSSL_DEVCRYPTO_HASH) |
679 | | /* implemented in wolfcrypt/src/port/devcrypto/devcrypt_hash.c */ |
680 | | |
681 | | #elif defined(WOLFSSL_SCE) && !defined(WOLFSSL_SCE_NO_HASH) |
682 | | #include "hal_data.h" |
683 | | |
684 | | #ifndef WOLFSSL_SCE_SHA256_HANDLE |
685 | | #define WOLFSSL_SCE_SHA256_HANDLE g_sce_hash_0 |
686 | | #endif |
687 | | |
688 | | #define WC_SHA256_DIGEST_WORD_SIZE 16 |
689 | | #define XTRANSFORM(S, D) wc_Sha256SCE_XTRANSFORM((S), (D)) |
690 | | static int wc_Sha256SCE_XTRANSFORM(wc_Sha256* sha256, const byte* data) |
691 | | { |
692 | | if (WOLFSSL_SCE_GSCE_HANDLE.p_cfg->endian_flag == |
693 | | CRYPTO_WORD_ENDIAN_LITTLE) |
694 | | { |
695 | | ByteReverseWords((word32*)data, (word32*)data, |
696 | | WC_SHA256_BLOCK_SIZE); |
697 | | ByteReverseWords(sha256->digest, sha256->digest, |
698 | | WC_SHA256_DIGEST_SIZE); |
699 | | } |
700 | | |
701 | | if (WOLFSSL_SCE_SHA256_HANDLE.p_api->hashUpdate( |
702 | | WOLFSSL_SCE_SHA256_HANDLE.p_ctrl, (word32*)data, |
703 | | WC_SHA256_DIGEST_WORD_SIZE, sha256->digest) != SSP_SUCCESS){ |
704 | | WOLFSSL_MSG("Unexpected hardware return value"); |
705 | | return WC_HW_E; |
706 | | } |
707 | | |
708 | | if (WOLFSSL_SCE_GSCE_HANDLE.p_cfg->endian_flag == |
709 | | CRYPTO_WORD_ENDIAN_LITTLE) |
710 | | { |
711 | | ByteReverseWords((word32*)data, (word32*)data, |
712 | | WC_SHA256_BLOCK_SIZE); |
713 | | ByteReverseWords(sha256->digest, sha256->digest, |
714 | | WC_SHA256_DIGEST_SIZE); |
715 | | } |
716 | | |
717 | | return 0; |
718 | | } |
719 | | |
720 | | |
721 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
722 | | { |
723 | | int ret = 0; |
724 | | if (sha256 == NULL) |
725 | | return BAD_FUNC_ARG; |
726 | | |
727 | | sha256->heap = heap; |
728 | | |
729 | | ret = InitSha256(sha256); |
730 | | if (ret != 0) |
731 | | return ret; |
732 | | |
733 | | (void)devId; |
734 | | |
735 | | return ret; |
736 | | } |
737 | | |
738 | | #elif defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
739 | | |
740 | | /* HW may fail since there's only one, so we still need SW */ |
741 | | #define NEED_SOFT_SHA256 |
742 | | |
743 | | /* |
744 | | ** soft SHA needs initialization digest, but HW does not. |
745 | | */ |
746 | | static int InitSha256(wc_Sha256* sha256) |
747 | | { |
748 | | int ret = 0; /* zero = success */ |
749 | | |
750 | | if (sha256 == NULL) { |
751 | | return BAD_FUNC_ARG; |
752 | | } |
753 | | |
754 | | sha256->digest[0] = 0x6A09E667L; |
755 | | sha256->digest[1] = 0xBB67AE85L; |
756 | | sha256->digest[2] = 0x3C6EF372L; |
757 | | sha256->digest[3] = 0xA54FF53AL; |
758 | | sha256->digest[4] = 0x510E527FL; |
759 | | sha256->digest[5] = 0x9B05688CL; |
760 | | sha256->digest[6] = 0x1F83D9ABL; |
761 | | sha256->digest[7] = 0x5BE0CD19L; |
762 | | |
763 | | sha256->buffLen = 0; |
764 | | sha256->loLen = 0; |
765 | | sha256->hiLen = 0; |
766 | | |
767 | | ret = esp_sha_init(&(sha256->ctx), WC_HASH_TYPE_SHA256); |
768 | | |
769 | | return ret; |
770 | | } |
771 | | |
772 | | /* |
773 | | ** wolfCrypt InitSha256 external wrapper. |
774 | | ** |
775 | | ** we'll assume this is ALWAYS for a new, uninitialized sha256 |
776 | | */ |
777 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
778 | | { |
779 | | (void)devId; |
780 | | if (sha256 == NULL) { |
781 | | return BAD_FUNC_ARG; |
782 | | } |
783 | | |
784 | | #ifdef WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW |
785 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
786 | | if (sha256->ctx.mode != ESP32_SHA_INIT) { |
787 | | ESP_LOGV(TAG, "Set ctx mode from prior value: " |
788 | | "%d", sha256->ctx.mode); |
789 | | } |
790 | | sha256->ctx.mode = ESP32_SHA_INIT; |
791 | | #endif |
792 | | |
793 | | return InitSha256(sha256); |
794 | | } |
795 | | |
796 | | #elif defined(WOLFSSL_RENESAS_TSIP_CRYPT) && \ |
797 | | !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH) |
798 | | |
799 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_tsip_sha.c */ |
800 | | |
801 | | #elif (defined(WOLFSSL_RENESAS_SCEPROTECT) || \ |
802 | | defined(WOLFSSL_RENESAS_SCEPROTECT_CRYPTONLY)) && \ |
803 | | !defined(NO_WOLFSSL_RENESAS_SCEPROTECT_HASH) |
804 | | |
805 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_sce_sha.c */ |
806 | | |
807 | | #elif defined(WOLFSSL_PSOC6_CRYPTO) |
808 | | |
809 | | /* implemented in wolfcrypt/src/port/cypress/psoc6_crypto.c */ |
810 | | |
811 | | #elif defined(WOLFSSL_IMXRT_DCP) |
812 | | #include <wolfssl/wolfcrypt/port/nxp/dcp_port.h> |
813 | | /* implemented in wolfcrypt/src/port/nxp/dcp_port.c */ |
814 | | |
815 | | #elif defined(WOLFSSL_SILABS_SE_ACCEL) |
816 | | /* implemented in wolfcrypt/src/port/silabs/silabs_hash.c */ |
817 | | |
818 | | #elif defined(WOLFSSL_KCAPI_HASH) |
819 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
820 | | |
821 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
822 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
823 | | |
824 | | #elif defined(WOLFSSL_RENESAS_RX64_HASH) |
825 | | |
826 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_rx64_hw_sha.c */ |
827 | | |
828 | | #else |
829 | | #define NEED_SOFT_SHA256 |
830 | | |
831 | | int wc_InitSha256_ex(wc_Sha256* sha256, void* heap, int devId) |
832 | 0 | { |
833 | 0 | int ret = 0; |
834 | 0 | if (sha256 == NULL) |
835 | 0 | return BAD_FUNC_ARG; |
836 | 0 | ret = InitSha256(sha256); |
837 | 0 | if (ret != 0) |
838 | 0 | return ret; |
839 | | |
840 | 0 | sha256->heap = heap; |
841 | | #ifdef WOLF_CRYPTO_CB |
842 | | sha256->devId = devId; |
843 | | sha256->devCtx = NULL; |
844 | | #endif |
845 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
846 | | sha256->W = NULL; |
847 | | #endif |
848 | |
|
849 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
850 | | ret = wolfAsync_DevCtxInit(&sha256->asyncDev, |
851 | | WOLFSSL_ASYNC_MARKER_SHA256, sha256->heap, devId); |
852 | | #else |
853 | 0 | (void)devId; |
854 | 0 | #endif /* WOLFSSL_ASYNC_CRYPT */ |
855 | | #ifdef WOLFSSL_IMXRT1170_CAAM |
856 | | ret = wc_CAAM_HashInit(&sha256->hndl, &sha256->ctx, WC_HASH_TYPE_SHA256); |
857 | | #endif |
858 | |
|
859 | 0 | return ret; |
860 | 0 | } |
861 | | #endif /* End Hardware Acceleration */ |
862 | | |
863 | | #ifdef NEED_SOFT_SHA256 |
864 | | |
865 | | static const FLASH_QUALIFIER ALIGN32 word32 K[64] = { |
866 | | 0x428A2F98L, 0x71374491L, 0xB5C0FBCFL, 0xE9B5DBA5L, 0x3956C25BL, |
867 | | 0x59F111F1L, 0x923F82A4L, 0xAB1C5ED5L, 0xD807AA98L, 0x12835B01L, |
868 | | 0x243185BEL, 0x550C7DC3L, 0x72BE5D74L, 0x80DEB1FEL, 0x9BDC06A7L, |
869 | | 0xC19BF174L, 0xE49B69C1L, 0xEFBE4786L, 0x0FC19DC6L, 0x240CA1CCL, |
870 | | 0x2DE92C6FL, 0x4A7484AAL, 0x5CB0A9DCL, 0x76F988DAL, 0x983E5152L, |
871 | | 0xA831C66DL, 0xB00327C8L, 0xBF597FC7L, 0xC6E00BF3L, 0xD5A79147L, |
872 | | 0x06CA6351L, 0x14292967L, 0x27B70A85L, 0x2E1B2138L, 0x4D2C6DFCL, |
873 | | 0x53380D13L, 0x650A7354L, 0x766A0ABBL, 0x81C2C92EL, 0x92722C85L, |
874 | | 0xA2BFE8A1L, 0xA81A664BL, 0xC24B8B70L, 0xC76C51A3L, 0xD192E819L, |
875 | | 0xD6990624L, 0xF40E3585L, 0x106AA070L, 0x19A4C116L, 0x1E376C08L, |
876 | | 0x2748774CL, 0x34B0BCB5L, 0x391C0CB3L, 0x4ED8AA4AL, 0x5B9CCA4FL, |
877 | | 0x682E6FF3L, 0x748F82EEL, 0x78A5636FL, 0x84C87814L, 0x8CC70208L, |
878 | | 0x90BEFFFAL, 0xA4506CEBL, 0xBEF9A3F7L, 0xC67178F2L |
879 | | }; |
880 | | |
881 | | /* Both versions of Ch and Maj are logically the same, but with the second set |
882 | | the compilers can recognize them better for optimization */ |
883 | | #ifdef WOLFSSL_SHA256_BY_SPEC |
884 | | /* SHA256 math based on specification */ |
885 | 0 | #define Ch(x,y,z) ((z) ^ ((x) & ((y) ^ (z)))) |
886 | 0 | #define Maj(x,y,z) ((((x) | (y)) & (z)) | ((x) & (y))) |
887 | | #else |
888 | | /* SHA256 math reworked for easier compiler optimization */ |
889 | | #define Ch(x,y,z) ((((y) ^ (z)) & (x)) ^ (z)) |
890 | | #define Maj(x,y,z) ((((x) ^ (y)) & ((y) ^ (z))) ^ (y)) |
891 | | #endif |
892 | 0 | #define R(x, n) (((x) & 0xFFFFFFFFU) >> (n)) |
893 | | |
894 | 0 | #define S(x, n) rotrFixed(x, n) |
895 | 0 | #define Sigma0(x) (S(x, 2) ^ S(x, 13) ^ S(x, 22)) |
896 | 0 | #define Sigma1(x) (S(x, 6) ^ S(x, 11) ^ S(x, 25)) |
897 | 0 | #define Gamma0(x) (S(x, 7) ^ S(x, 18) ^ R(x, 3)) |
898 | 0 | #define Gamma1(x) (S(x, 17) ^ S(x, 19) ^ R(x, 10)) |
899 | | |
900 | | #define a(i) S[(0-(i)) & 7] |
901 | | #define b(i) S[(1-(i)) & 7] |
902 | | #define c(i) S[(2-(i)) & 7] |
903 | 0 | #define d(i) S[(3-(i)) & 7] |
904 | | #define e(i) S[(4-(i)) & 7] |
905 | | #define f(i) S[(5-(i)) & 7] |
906 | | #define g(i) S[(6-(i)) & 7] |
907 | 0 | #define h(i) S[(7-(i)) & 7] |
908 | | |
909 | | #ifndef XTRANSFORM |
910 | 0 | #define XTRANSFORM(S, D) Transform_Sha256((S),(D)) |
911 | | #endif |
912 | | |
913 | | #ifndef SHA256_MANY_REGISTERS |
914 | | #define RND(j) \ |
915 | 0 | t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+(j)] + W[i+(j)]; \ |
916 | 0 | t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ |
917 | 0 | d(j) += t0; \ |
918 | 0 | h(j) = t0 + t1 |
919 | | |
920 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
921 | 0 | { |
922 | 0 | word32 S[8], t0, t1; |
923 | 0 | int i; |
924 | |
|
925 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
926 | | word32* W = sha256->W; |
927 | | if (W == NULL) { |
928 | | W = (word32*)XMALLOC(sizeof(word32) * WC_SHA256_BLOCK_SIZE, NULL, |
929 | | DYNAMIC_TYPE_DIGEST); |
930 | | if (W == NULL) |
931 | | return MEMORY_E; |
932 | | sha256->W = W; |
933 | | } |
934 | | #elif defined(WOLFSSL_SMALL_STACK) |
935 | | word32* W; |
936 | | W = (word32*)XMALLOC(sizeof(word32) * WC_SHA256_BLOCK_SIZE, NULL, |
937 | | DYNAMIC_TYPE_TMP_BUFFER); |
938 | | if (W == NULL) |
939 | | return MEMORY_E; |
940 | | #else |
941 | 0 | word32 W[WC_SHA256_BLOCK_SIZE]; |
942 | 0 | #endif |
943 | | |
944 | | /* Copy context->state[] to working vars */ |
945 | 0 | for (i = 0; i < 8; i++) |
946 | 0 | S[i] = sha256->digest[i]; |
947 | |
|
948 | 0 | for (i = 0; i < 16; i++) |
949 | 0 | W[i] = *((const word32*)&data[i*(int)sizeof(word32)]); |
950 | |
|
951 | 0 | for (i = 16; i < WC_SHA256_BLOCK_SIZE; i++) |
952 | 0 | W[i] = Gamma1(W[i-2]) + W[i-7] + Gamma0(W[i-15]) + W[i-16]; |
953 | |
|
954 | | #ifdef USE_SLOW_SHA256 |
955 | | /* not unrolled - ~2k smaller and ~25% slower */ |
956 | | for (i = 0; i < WC_SHA256_BLOCK_SIZE; i += 8) { |
957 | | int j; |
958 | | for (j = 0; j < 8; j++) { /* braces needed here for macros {} */ |
959 | | RND(j); |
960 | | } |
961 | | } |
962 | | #else |
963 | | /* partially loop unrolled */ |
964 | 0 | for (i = 0; i < WC_SHA256_BLOCK_SIZE; i += 8) { |
965 | 0 | RND(0); RND(1); RND(2); RND(3); |
966 | 0 | RND(4); RND(5); RND(6); RND(7); |
967 | 0 | } |
968 | 0 | #endif /* USE_SLOW_SHA256 */ |
969 | | |
970 | | /* Add the working vars back into digest state[] */ |
971 | 0 | for (i = 0; i < 8; i++) { |
972 | 0 | sha256->digest[i] += S[i]; |
973 | 0 | } |
974 | |
|
975 | | #if defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_SMALL_STACK_CACHE) |
976 | | XFREE(W, NULL, DYNAMIC_TYPE_TMP_BUFFER); |
977 | | #endif |
978 | 0 | return 0; |
979 | 0 | } |
980 | | #else |
981 | | /* SHA256 version that keeps all data in registers */ |
982 | | #define SCHED1(j) (W[j] = *((word32*)&data[j*sizeof(word32)])) |
983 | | #define SCHED(j) ( \ |
984 | | W[ j & 15] += \ |
985 | | Gamma1(W[(j-2) & 15])+ \ |
986 | | W[(j-7) & 15] + \ |
987 | | Gamma0(W[(j-15) & 15]) \ |
988 | | ) |
989 | | |
990 | | #define RND1(j) \ |
991 | | t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+j] + SCHED1(j); \ |
992 | | t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ |
993 | | d(j) += t0; \ |
994 | | h(j) = t0 + t1 |
995 | | #define RNDN(j) \ |
996 | | t0 = h(j) + Sigma1(e(j)) + Ch(e(j), f(j), g(j)) + K[i+j] + SCHED(j); \ |
997 | | t1 = Sigma0(a(j)) + Maj(a(j), b(j), c(j)); \ |
998 | | d(j) += t0; \ |
999 | | h(j) = t0 + t1 |
1000 | | |
1001 | | static int Transform_Sha256(wc_Sha256* sha256, const byte* data) |
1002 | | { |
1003 | | word32 S[8], t0, t1; |
1004 | | int i; |
1005 | | word32 W[WC_SHA256_BLOCK_SIZE/sizeof(word32)]; |
1006 | | |
1007 | | /* Copy digest to working vars */ |
1008 | | S[0] = sha256->digest[0]; |
1009 | | S[1] = sha256->digest[1]; |
1010 | | S[2] = sha256->digest[2]; |
1011 | | S[3] = sha256->digest[3]; |
1012 | | S[4] = sha256->digest[4]; |
1013 | | S[5] = sha256->digest[5]; |
1014 | | S[6] = sha256->digest[6]; |
1015 | | S[7] = sha256->digest[7]; |
1016 | | |
1017 | | i = 0; |
1018 | | RND1( 0); RND1( 1); RND1( 2); RND1( 3); |
1019 | | RND1( 4); RND1( 5); RND1( 6); RND1( 7); |
1020 | | RND1( 8); RND1( 9); RND1(10); RND1(11); |
1021 | | RND1(12); RND1(13); RND1(14); RND1(15); |
1022 | | /* 64 operations, partially loop unrolled */ |
1023 | | for (i = 16; i < 64; i += 16) { |
1024 | | RNDN( 0); RNDN( 1); RNDN( 2); RNDN( 3); |
1025 | | RNDN( 4); RNDN( 5); RNDN( 6); RNDN( 7); |
1026 | | RNDN( 8); RNDN( 9); RNDN(10); RNDN(11); |
1027 | | RNDN(12); RNDN(13); RNDN(14); RNDN(15); |
1028 | | } |
1029 | | |
1030 | | /* Add the working vars back into digest */ |
1031 | | sha256->digest[0] += S[0]; |
1032 | | sha256->digest[1] += S[1]; |
1033 | | sha256->digest[2] += S[2]; |
1034 | | sha256->digest[3] += S[3]; |
1035 | | sha256->digest[4] += S[4]; |
1036 | | sha256->digest[5] += S[5]; |
1037 | | sha256->digest[6] += S[6]; |
1038 | | sha256->digest[7] += S[7]; |
1039 | | |
1040 | | return 0; |
1041 | | } |
1042 | | #endif /* SHA256_MANY_REGISTERS */ |
1043 | | #endif |
1044 | | /* End wc_ software implementation */ |
1045 | | |
1046 | | |
1047 | | #ifdef XTRANSFORM |
1048 | | |
1049 | | static WC_INLINE void AddLength(wc_Sha256* sha256, word32 len) |
1050 | 0 | { |
1051 | 0 | word32 tmp = sha256->loLen; |
1052 | 0 | if ((sha256->loLen += len) < tmp) { |
1053 | 0 | sha256->hiLen++; /* carry low to high */ |
1054 | 0 | } |
1055 | 0 | } |
1056 | | |
1057 | | /* do block size increments/updates */ |
1058 | | static WC_INLINE int Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
1059 | 0 | { |
1060 | 0 | int ret = 0; |
1061 | 0 | word32 blocksLen; |
1062 | 0 | byte* local; |
1063 | |
|
1064 | 0 | if (sha256 == NULL || (data == NULL && len > 0)) { |
1065 | 0 | return BAD_FUNC_ARG; |
1066 | 0 | } |
1067 | | |
1068 | 0 | if (data == NULL && len == 0) { |
1069 | | /* valid, but do nothing */ |
1070 | 0 | return 0; |
1071 | 0 | } |
1072 | | |
1073 | | /* check that internal buffLen is valid */ |
1074 | 0 | if (sha256->buffLen >= WC_SHA256_BLOCK_SIZE) { |
1075 | 0 | return BUFFER_E; |
1076 | 0 | } |
1077 | | |
1078 | | /* add length for final */ |
1079 | 0 | AddLength(sha256, len); |
1080 | |
|
1081 | 0 | local = (byte*)sha256->buffer; |
1082 | | |
1083 | | /* process any remainder from previous operation */ |
1084 | 0 | if (sha256->buffLen > 0) { |
1085 | 0 | blocksLen = min(len, WC_SHA256_BLOCK_SIZE - sha256->buffLen); |
1086 | 0 | XMEMCPY(&local[sha256->buffLen], data, blocksLen); |
1087 | |
|
1088 | 0 | sha256->buffLen += blocksLen; |
1089 | 0 | data += blocksLen; |
1090 | 0 | len -= blocksLen; |
1091 | |
|
1092 | 0 | if (sha256->buffLen == WC_SHA256_BLOCK_SIZE) { |
1093 | 0 | #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) |
1094 | | #if defined(WOLFSSL_X86_64_BUILD) && \ |
1095 | | defined(USE_INTEL_SPEEDUP) && \ |
1096 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1097 | | if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) |
1098 | | #endif |
1099 | 0 | { |
1100 | 0 | ByteReverseWords(sha256->buffer, sha256->buffer, |
1101 | 0 | WC_SHA256_BLOCK_SIZE); |
1102 | 0 | } |
1103 | 0 | #endif |
1104 | |
|
1105 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1106 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1107 | | ESP_LOGV(TAG, "Sha256Update try hardware"); |
1108 | | esp_sha_try_hw_lock(&sha256->ctx); |
1109 | | } |
1110 | | |
1111 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1112 | | ESP_LOGV(TAG, "Sha256Update process software"); |
1113 | | ret = XTRANSFORM(sha256, (const byte*)local); |
1114 | | } |
1115 | | else { |
1116 | | ESP_LOGV(TAG, "Sha256Update process hardware"); |
1117 | | esp_sha256_process(sha256, (const byte*)local); |
1118 | | } |
1119 | | #else |
1120 | 0 | ret = XTRANSFORM(sha256, (const byte*)local); |
1121 | 0 | #endif |
1122 | |
|
1123 | 0 | if (ret == 0) |
1124 | 0 | sha256->buffLen = 0; |
1125 | 0 | else |
1126 | 0 | len = 0; /* error */ |
1127 | 0 | } |
1128 | 0 | } |
1129 | | |
1130 | | /* process blocks */ |
1131 | | #ifdef XTRANSFORM_LEN |
1132 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1133 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1134 | | if (Transform_Sha256_Len_p != NULL) |
1135 | | #endif |
1136 | | { |
1137 | | /* get number of blocks */ |
1138 | | /* 64-1 = 0x3F (~ Inverted = 0xFFFFFFC0) */ |
1139 | | /* len (masked by 0xFFFFFFC0) returns block aligned length */ |
1140 | | blocksLen = len & ~((word32)WC_SHA256_BLOCK_SIZE-1); |
1141 | | if (blocksLen > 0) { |
1142 | | /* Byte reversal and alignment handled in function if required */ |
1143 | | XTRANSFORM_LEN(sha256, data, blocksLen); |
1144 | | data += blocksLen; |
1145 | | len -= blocksLen; |
1146 | | } |
1147 | | } |
1148 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1149 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1150 | | else |
1151 | | #endif |
1152 | | #endif /* XTRANSFORM_LEN */ |
1153 | 0 | #if !defined(XTRANSFORM_LEN) || \ |
1154 | 0 | (defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1155 | 0 | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2))) |
1156 | 0 | { |
1157 | 0 | while (len >= WC_SHA256_BLOCK_SIZE) { |
1158 | 0 | word32* local32 = sha256->buffer; |
1159 | | /* optimization to avoid memcpy if data pointer is properly aligned */ |
1160 | | /* Intel transform function requires use of sha256->buffer */ |
1161 | | /* Little Endian requires byte swap, so can't use data directly */ |
1162 | | #if defined(WC_HASH_DATA_ALIGNMENT) && !defined(LITTLE_ENDIAN_ORDER) && \ |
1163 | | !(defined(WOLFSSL_X86_64_BUILD) && \ |
1164 | | defined(USE_INTEL_SPEEDUP) && \ |
1165 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2))) |
1166 | | if (((wc_ptr_t)data % WC_HASH_DATA_ALIGNMENT) == 0) { |
1167 | | local32 = (word32*)data; |
1168 | | } |
1169 | | else |
1170 | | #endif |
1171 | 0 | { |
1172 | 0 | XMEMCPY(local32, data, WC_SHA256_BLOCK_SIZE); |
1173 | 0 | } |
1174 | |
|
1175 | 0 | data += WC_SHA256_BLOCK_SIZE; |
1176 | 0 | len -= WC_SHA256_BLOCK_SIZE; |
1177 | |
|
1178 | 0 | #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) |
1179 | | #if defined(WOLFSSL_X86_64_BUILD) && \ |
1180 | | defined(USE_INTEL_SPEEDUP) && \ |
1181 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1182 | | if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) |
1183 | | #endif |
1184 | 0 | { |
1185 | 0 | ByteReverseWords(local32, local32, WC_SHA256_BLOCK_SIZE); |
1186 | 0 | } |
1187 | 0 | #endif |
1188 | |
|
1189 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1190 | | if (sha256->ctx.mode == ESP32_SHA_INIT){ |
1191 | | ESP_LOGV(TAG, "Sha256Update try hardware loop"); |
1192 | | esp_sha_try_hw_lock(&sha256->ctx); |
1193 | | } |
1194 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1195 | | ESP_LOGV(TAG, "Sha256Update process software loop"); |
1196 | | ret = XTRANSFORM(sha256, (const byte*)local32); |
1197 | | } |
1198 | | else { |
1199 | | ESP_LOGV(TAG, "Sha256Update process hardware"); |
1200 | | esp_sha256_process(sha256, (const byte*)local32); |
1201 | | } |
1202 | | #else |
1203 | 0 | ret = XTRANSFORM(sha256, (const byte*)local32); |
1204 | 0 | #endif |
1205 | |
|
1206 | 0 | if (ret != 0) |
1207 | 0 | break; |
1208 | 0 | } |
1209 | 0 | } |
1210 | 0 | #endif |
1211 | | |
1212 | | /* save remainder */ |
1213 | 0 | if (ret == 0 && len > 0) { |
1214 | 0 | XMEMCPY(local, data, len); |
1215 | 0 | sha256->buffLen = len; |
1216 | 0 | } |
1217 | |
|
1218 | 0 | return ret; |
1219 | 0 | } |
1220 | | |
1221 | | #if defined(WOLFSSL_KCAPI_HASH) |
1222 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
1223 | | |
1224 | | #else |
1225 | | int wc_Sha256Update(wc_Sha256* sha256, const byte* data, word32 len) |
1226 | 0 | { |
1227 | 0 | if (sha256 == NULL || (data == NULL && len > 0)) { |
1228 | 0 | return BAD_FUNC_ARG; |
1229 | 0 | } |
1230 | | |
1231 | 0 | if (data == NULL && len == 0) { |
1232 | | /* valid, but do nothing */ |
1233 | 0 | return 0; |
1234 | 0 | } |
1235 | | |
1236 | | #ifdef WOLF_CRYPTO_CB |
1237 | | #ifndef WOLF_CRYPTO_CB_FIND |
1238 | | if (sha256->devId != INVALID_DEVID) |
1239 | | #endif |
1240 | | { |
1241 | | int ret = wc_CryptoCb_Sha256Hash(sha256, data, len, NULL); |
1242 | | if (ret != CRYPTOCB_UNAVAILABLE) |
1243 | | return ret; |
1244 | | /* fall-through when unavailable */ |
1245 | | } |
1246 | | #endif |
1247 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
1248 | | if (sha256->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA256) { |
1249 | | #if defined(HAVE_INTEL_QA) |
1250 | | return IntelQaSymSha256(&sha256->asyncDev, NULL, data, len); |
1251 | | #endif |
1252 | | } |
1253 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1254 | | |
1255 | 0 | return Sha256Update(sha256, data, len); |
1256 | 0 | } |
1257 | | #endif |
1258 | | |
1259 | | static WC_INLINE int Sha256Final(wc_Sha256* sha256) |
1260 | 0 | { |
1261 | |
|
1262 | 0 | int ret; |
1263 | 0 | byte* local; |
1264 | |
|
1265 | 0 | if (sha256 == NULL) { |
1266 | 0 | return BAD_FUNC_ARG; |
1267 | 0 | } |
1268 | | |
1269 | | /* we'll add a 0x80 byte at the end, |
1270 | | ** so make sure we have appropriate buffer length. */ |
1271 | 0 | if (sha256->buffLen > WC_SHA256_BLOCK_SIZE - 1) { |
1272 | | /* exit with error code if there's a bad buffer size in buffLen */ |
1273 | 0 | return BAD_STATE_E; |
1274 | 0 | } /* buffLen check */ |
1275 | | |
1276 | 0 | local = (byte*)sha256->buffer; |
1277 | 0 | local[sha256->buffLen++] = 0x80; /* add 1 */ |
1278 | | |
1279 | | /* pad with zeros */ |
1280 | 0 | if (sha256->buffLen > WC_SHA256_PAD_SIZE) { |
1281 | 0 | XMEMSET(&local[sha256->buffLen], 0, |
1282 | 0 | WC_SHA256_BLOCK_SIZE - sha256->buffLen); |
1283 | 0 | sha256->buffLen += WC_SHA256_BLOCK_SIZE - sha256->buffLen; |
1284 | |
|
1285 | 0 | #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) |
1286 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1287 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1288 | | if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) |
1289 | | #endif |
1290 | 0 | { |
1291 | 0 | ByteReverseWords(sha256->buffer, sha256->buffer, |
1292 | 0 | WC_SHA256_BLOCK_SIZE); |
1293 | 0 | } |
1294 | 0 | #endif |
1295 | |
|
1296 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1297 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1298 | | esp_sha_try_hw_lock(&sha256->ctx); |
1299 | | } |
1300 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1301 | | ret = XTRANSFORM(sha256, (const byte*)local); |
1302 | | } |
1303 | | else { |
1304 | | ret = esp_sha256_process(sha256, (const byte*)local); |
1305 | | } |
1306 | | #else |
1307 | 0 | ret = XTRANSFORM(sha256, (const byte*)local); |
1308 | 0 | #endif |
1309 | 0 | if (ret != 0) |
1310 | 0 | return ret; |
1311 | | |
1312 | 0 | sha256->buffLen = 0; |
1313 | 0 | } |
1314 | 0 | XMEMSET(&local[sha256->buffLen], 0, |
1315 | 0 | WC_SHA256_PAD_SIZE - sha256->buffLen); |
1316 | | |
1317 | | /* put lengths in bits */ |
1318 | 0 | sha256->hiLen = (sha256->loLen >> (8 * sizeof(sha256->loLen) - 3)) + |
1319 | 0 | (sha256->hiLen << 3); |
1320 | 0 | sha256->loLen = sha256->loLen << 3; |
1321 | | |
1322 | | /* store lengths */ |
1323 | 0 | #if defined(LITTLE_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA) |
1324 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1325 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1326 | | if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) |
1327 | | #endif |
1328 | 0 | { |
1329 | 0 | ByteReverseWords(sha256->buffer, sha256->buffer, |
1330 | 0 | WC_SHA256_BLOCK_SIZE); |
1331 | 0 | } |
1332 | 0 | #endif |
1333 | | /* ! length ordering dependent on digest endian type ! */ |
1334 | 0 | XMEMCPY(&local[WC_SHA256_PAD_SIZE], &sha256->hiLen, sizeof(word32)); |
1335 | 0 | XMEMCPY(&local[WC_SHA256_PAD_SIZE + sizeof(word32)], &sha256->loLen, |
1336 | 0 | sizeof(word32)); |
1337 | |
|
1338 | | #if defined(FREESCALE_MMCAU_SHA) || \ |
1339 | | (defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1340 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2))) |
1341 | | /* Kinetis requires only these bytes reversed */ |
1342 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1343 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1344 | | if (IS_INTEL_AVX1(intel_flags) || IS_INTEL_AVX2(intel_flags)) |
1345 | | #endif |
1346 | | { |
1347 | | ByteReverseWords( |
1348 | | &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], |
1349 | | &sha256->buffer[WC_SHA256_PAD_SIZE / sizeof(word32)], |
1350 | | 2 * sizeof(word32)); |
1351 | | } |
1352 | | #endif |
1353 | |
|
1354 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1355 | | if (sha256->ctx.mode == ESP32_SHA_INIT) { |
1356 | | esp_sha_try_hw_lock(&sha256->ctx); |
1357 | | } |
1358 | | if (sha256->ctx.mode == ESP32_SHA_SW) { |
1359 | | ret = XTRANSFORM(sha256, (const byte*)local); |
1360 | | } |
1361 | | else { |
1362 | | ret = esp_sha256_digest_process(sha256, 1); |
1363 | | } |
1364 | | #else |
1365 | 0 | ret = XTRANSFORM(sha256, (const byte*)local); |
1366 | 0 | #endif |
1367 | |
|
1368 | 0 | return ret; |
1369 | 0 | } |
1370 | | |
1371 | | #if !defined(WOLFSSL_KCAPI_HASH) |
1372 | | |
1373 | | int wc_Sha256FinalRaw(wc_Sha256* sha256, byte* hash) |
1374 | 0 | { |
1375 | 0 | #ifdef LITTLE_ENDIAN_ORDER |
1376 | 0 | word32 digest[WC_SHA256_DIGEST_SIZE / sizeof(word32)]; |
1377 | 0 | #endif |
1378 | |
|
1379 | 0 | if (sha256 == NULL || hash == NULL) { |
1380 | 0 | return BAD_FUNC_ARG; |
1381 | 0 | } |
1382 | | |
1383 | 0 | #ifdef LITTLE_ENDIAN_ORDER |
1384 | 0 | ByteReverseWords((word32*)digest, (word32*)sha256->digest, |
1385 | 0 | WC_SHA256_DIGEST_SIZE); |
1386 | 0 | XMEMCPY(hash, digest, WC_SHA256_DIGEST_SIZE); |
1387 | | #else |
1388 | | XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); |
1389 | | #endif |
1390 | |
|
1391 | 0 | return 0; |
1392 | 0 | } |
1393 | | |
1394 | | int wc_Sha256Final(wc_Sha256* sha256, byte* hash) |
1395 | 0 | { |
1396 | 0 | int ret; |
1397 | |
|
1398 | 0 | if (sha256 == NULL || hash == NULL) { |
1399 | 0 | return BAD_FUNC_ARG; |
1400 | 0 | } |
1401 | | |
1402 | | #ifdef WOLF_CRYPTO_CB |
1403 | | #ifndef WOLF_CRYPTO_CB_FIND |
1404 | | if (sha256->devId != INVALID_DEVID) |
1405 | | #endif |
1406 | | { |
1407 | | ret = wc_CryptoCb_Sha256Hash(sha256, NULL, 0, hash); |
1408 | | if (ret != CRYPTOCB_UNAVAILABLE) |
1409 | | return ret; |
1410 | | /* fall-through when unavailable */ |
1411 | | } |
1412 | | #endif |
1413 | | |
1414 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
1415 | | if (sha256->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA256) { |
1416 | | #if defined(HAVE_INTEL_QA) |
1417 | | return IntelQaSymSha256(&sha256->asyncDev, hash, NULL, |
1418 | | WC_SHA256_DIGEST_SIZE); |
1419 | | #endif |
1420 | | } |
1421 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1422 | | |
1423 | 0 | ret = Sha256Final(sha256); |
1424 | 0 | if (ret != 0) { |
1425 | 0 | return ret; |
1426 | 0 | } |
1427 | | |
1428 | 0 | #if defined(LITTLE_ENDIAN_ORDER) |
1429 | 0 | ByteReverseWords(sha256->digest, sha256->digest, WC_SHA256_DIGEST_SIZE); |
1430 | 0 | #endif |
1431 | 0 | XMEMCPY(hash, sha256->digest, WC_SHA256_DIGEST_SIZE); |
1432 | |
|
1433 | 0 | return InitSha256(sha256); /* reset state */ |
1434 | 0 | } |
1435 | | |
1436 | | #if defined(OPENSSL_EXTRA) || defined(HAVE_CURL) |
1437 | | /* Apply SHA256 transformation to the data */ |
1438 | | /* @param sha a pointer to wc_Sha256 structure */ |
1439 | | /* @param data data to be applied SHA256 transformation */ |
1440 | | /* @return 0 on successful, otherwise non-zero on failure */ |
1441 | | int wc_Sha256Transform(wc_Sha256* sha, const unsigned char* data) |
1442 | | { |
1443 | | if (sha == NULL || data == NULL) { |
1444 | | return BAD_FUNC_ARG; |
1445 | | } |
1446 | | return (Transform_Sha256(sha, data)); |
1447 | | } |
1448 | | #endif |
1449 | | #endif /* OPENSSL_EXTRA */ |
1450 | | |
1451 | | #endif /* !WOLFSSL_KCAPI_HASH */ |
1452 | | |
1453 | | |
1454 | | #ifdef WOLFSSL_SHA224 |
1455 | | |
1456 | | #ifdef STM32_HASH_SHA2 |
1457 | | |
1458 | | /* Supports CubeMX HAL or Standard Peripheral Library */ |
1459 | | |
1460 | | int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) |
1461 | | { |
1462 | | if (sha224 == NULL) |
1463 | | return BAD_FUNC_ARG; |
1464 | | (void)devId; |
1465 | | (void)heap; |
1466 | | |
1467 | | XMEMSET(sha224, 0, sizeof(wc_Sha224)); |
1468 | | wc_Stm32_Hash_Init(&sha224->stmCtx); |
1469 | | return 0; |
1470 | | } |
1471 | | |
1472 | | int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) |
1473 | | { |
1474 | | int ret = 0; |
1475 | | |
1476 | | if (sha224 == NULL || (data == NULL && len > 0)) { |
1477 | | return BAD_FUNC_ARG; |
1478 | | } |
1479 | | |
1480 | | ret = wolfSSL_CryptHwMutexLock(); |
1481 | | if (ret == 0) { |
1482 | | ret = wc_Stm32_Hash_Update(&sha224->stmCtx, |
1483 | | HASH_AlgoSelection_SHA224, data, len, WC_SHA224_BLOCK_SIZE); |
1484 | | wolfSSL_CryptHwMutexUnLock(); |
1485 | | } |
1486 | | return ret; |
1487 | | } |
1488 | | |
1489 | | int wc_Sha224Final(wc_Sha224* sha224, byte* hash) |
1490 | | { |
1491 | | int ret = 0; |
1492 | | |
1493 | | if (sha224 == NULL || hash == NULL) { |
1494 | | return BAD_FUNC_ARG; |
1495 | | } |
1496 | | |
1497 | | ret = wolfSSL_CryptHwMutexLock(); |
1498 | | if (ret == 0) { |
1499 | | ret = wc_Stm32_Hash_Final(&sha224->stmCtx, |
1500 | | HASH_AlgoSelection_SHA224, hash, WC_SHA224_DIGEST_SIZE); |
1501 | | wolfSSL_CryptHwMutexUnLock(); |
1502 | | } |
1503 | | |
1504 | | (void)wc_InitSha224(sha224); /* reset state */ |
1505 | | |
1506 | | return ret; |
1507 | | } |
1508 | | #elif defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
1509 | | |
1510 | | int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) |
1511 | | { |
1512 | | if (sha224 == NULL) { |
1513 | | return BAD_FUNC_ARG; |
1514 | | } |
1515 | | (void)devId; |
1516 | | |
1517 | | return se050_hash_init(&sha224->se050Ctx, heap); |
1518 | | } |
1519 | | |
1520 | | int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) |
1521 | | { |
1522 | | return se050_hash_update(&sha224->se050Ctx, data, len); |
1523 | | } |
1524 | | |
1525 | | int wc_Sha224Final(wc_Sha224* sha224, byte* hash) |
1526 | | { |
1527 | | int ret = 0; |
1528 | | ret = se050_hash_final(&sha224->se050Ctx, hash, WC_SHA224_DIGEST_SIZE, |
1529 | | kAlgorithm_SSS_SHA224); |
1530 | | (void)wc_InitSha224(sha224); |
1531 | | return ret; |
1532 | | } |
1533 | | |
1534 | | #elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) && \ |
1535 | | !defined(WOLFSSL_QNX_CAAM) |
1536 | | /* functions defined in wolfcrypt/src/port/caam/caam_sha256.c */ |
1537 | | |
1538 | | #elif defined(WOLFSSL_AFALG_HASH) |
1539 | | #error SHA224 currently not supported with AF_ALG enabled |
1540 | | |
1541 | | #elif defined(WOLFSSL_DEVCRYPTO_HASH) |
1542 | | /* implemented in wolfcrypt/src/port/devcrypto/devcrypt_hash.c */ |
1543 | | |
1544 | | #elif defined(WOLFSSL_SILABS_SE_ACCEL) |
1545 | | /* implemented in wolfcrypt/src/port/silabs/silabs_hash.c */ |
1546 | | |
1547 | | #elif defined(WOLFSSL_KCAPI_HASH) && !defined(WOLFSSL_NO_KCAPI_SHA224) |
1548 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
1549 | | |
1550 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
1551 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
1552 | | |
1553 | | #elif defined(WOLFSSL_RENESAS_RX64_HASH) |
1554 | | |
1555 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_rx64_hw_sha.c */ |
1556 | | |
1557 | | #else |
1558 | | |
1559 | | #define NEED_SOFT_SHA224 |
1560 | | |
1561 | | |
1562 | | static int InitSha224(wc_Sha224* sha224) |
1563 | 0 | { |
1564 | 0 | int ret = 0; |
1565 | |
|
1566 | 0 | if (sha224 == NULL) { |
1567 | 0 | return BAD_FUNC_ARG; |
1568 | 0 | } |
1569 | | |
1570 | 0 | sha224->digest[0] = 0xc1059ed8; |
1571 | 0 | sha224->digest[1] = 0x367cd507; |
1572 | 0 | sha224->digest[2] = 0x3070dd17; |
1573 | 0 | sha224->digest[3] = 0xf70e5939; |
1574 | 0 | sha224->digest[4] = 0xffc00b31; |
1575 | 0 | sha224->digest[5] = 0x68581511; |
1576 | 0 | sha224->digest[6] = 0x64f98fa7; |
1577 | 0 | sha224->digest[7] = 0xbefa4fa4; |
1578 | |
|
1579 | 0 | sha224->buffLen = 0; |
1580 | 0 | sha224->loLen = 0; |
1581 | 0 | sha224->hiLen = 0; |
1582 | |
|
1583 | | #if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP) && \ |
1584 | | (defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2)) |
1585 | | /* choose best Transform function under this runtime environment */ |
1586 | | Sha256_SetTransform(); |
1587 | | #endif |
1588 | | #ifdef WOLFSSL_HASH_FLAGS |
1589 | | sha224->flags = 0; |
1590 | | #endif |
1591 | | #ifdef WOLFSSL_HASH_KEEP |
1592 | | sha224->msg = NULL; |
1593 | | sha224->len = 0; |
1594 | | sha224->used = 0; |
1595 | | #endif |
1596 | |
|
1597 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1598 | | /* not to be confused with HAS512_224 */ |
1599 | | sha224->ctx.mode = ESP32_SHA_SW; /* no SHA224 HW, so always SW */ |
1600 | | #endif |
1601 | |
|
1602 | 0 | return ret; |
1603 | 0 | } |
1604 | | |
1605 | | #endif |
1606 | | |
1607 | | #ifdef NEED_SOFT_SHA224 |
1608 | | int wc_InitSha224_ex(wc_Sha224* sha224, void* heap, int devId) |
1609 | 0 | { |
1610 | 0 | int ret = 0; |
1611 | |
|
1612 | 0 | if (sha224 == NULL) |
1613 | 0 | return BAD_FUNC_ARG; |
1614 | | |
1615 | 0 | sha224->heap = heap; |
1616 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
1617 | | sha224->W = NULL; |
1618 | | #endif |
1619 | |
|
1620 | | #ifdef WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW |
1621 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
1622 | | if (sha224->ctx.mode != ESP32_SHA_SW) { |
1623 | | ESP_LOGV(TAG, "Set sha224 ctx mode init to ESP32_SHA_SW. " |
1624 | | "Prior value: %d", sha224->ctx.mode); |
1625 | | } |
1626 | | /* no sha224 HW support is available, set to SW */ |
1627 | | sha224->ctx.mode = ESP32_SHA_SW; |
1628 | | #endif |
1629 | |
|
1630 | 0 | ret = InitSha224(sha224); |
1631 | 0 | if (ret != 0) { |
1632 | 0 | return ret; |
1633 | 0 | } |
1634 | | |
1635 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
1636 | | ret = wolfAsync_DevCtxInit(&sha224->asyncDev, |
1637 | | WOLFSSL_ASYNC_MARKER_SHA224, sha224->heap, devId); |
1638 | | #else |
1639 | 0 | (void)devId; |
1640 | 0 | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1641 | | #ifdef WOLFSSL_IMXRT1170_CAAM |
1642 | | ret = wc_CAAM_HashInit(&sha224->hndl, &sha224->ctx, WC_HASH_TYPE_SHA224); |
1643 | | #endif |
1644 | |
|
1645 | | #ifdef WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW |
1646 | | if (sha224->ctx.mode != ESP32_SHA_INIT) { |
1647 | | ESP_LOGV("SHA224", "Set ctx mode from prior value: " |
1648 | | "%d", sha224->ctx.mode); |
1649 | | } |
1650 | | /* We know this is a fresh, uninitialized item, so set to INIT */ |
1651 | | sha224->ctx.mode = ESP32_SHA_INIT; |
1652 | | #endif |
1653 | |
|
1654 | 0 | return ret; |
1655 | 0 | } |
1656 | | |
1657 | | int wc_Sha224Update(wc_Sha224* sha224, const byte* data, word32 len) |
1658 | 0 | { |
1659 | 0 | int ret; |
1660 | |
|
1661 | 0 | if (sha224 == NULL || (data == NULL && len > 0)) { |
1662 | 0 | return BAD_FUNC_ARG; |
1663 | 0 | } |
1664 | | |
1665 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
1666 | | if (sha224->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA224) { |
1667 | | #if defined(HAVE_INTEL_QA) |
1668 | | return IntelQaSymSha224(&sha224->asyncDev, NULL, data, len); |
1669 | | #endif |
1670 | | } |
1671 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1672 | | |
1673 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1674 | | sha224->ctx.mode = ESP32_SHA_SW; /* no SHA224 HW, so always SW */ |
1675 | | #endif |
1676 | | |
1677 | 0 | ret = Sha256Update((wc_Sha256*)sha224, data, len); |
1678 | |
|
1679 | 0 | return ret; |
1680 | 0 | } |
1681 | | |
1682 | | int wc_Sha224Final(wc_Sha224* sha224, byte* hash) |
1683 | 0 | { |
1684 | 0 | int ret; |
1685 | |
|
1686 | 0 | if (sha224 == NULL || hash == NULL) { |
1687 | 0 | return BAD_FUNC_ARG; |
1688 | 0 | } |
1689 | | |
1690 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
1691 | | if (sha224->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA224) { |
1692 | | #if defined(HAVE_INTEL_QA) |
1693 | | return IntelQaSymSha224(&sha224->asyncDev, hash, NULL, |
1694 | | WC_SHA224_DIGEST_SIZE); |
1695 | | #endif |
1696 | | } |
1697 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1698 | | |
1699 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1700 | | sha224->ctx.mode = ESP32_SHA_SW; /* no SHA224 HW, so always SW */ |
1701 | | #endif |
1702 | | |
1703 | 0 | ret = Sha256Final((wc_Sha256*)sha224); |
1704 | 0 | if (ret != 0) |
1705 | 0 | return ret; |
1706 | | |
1707 | 0 | #if defined(LITTLE_ENDIAN_ORDER) |
1708 | 0 | ByteReverseWords(sha224->digest, sha224->digest, WC_SHA224_DIGEST_SIZE); |
1709 | 0 | #endif |
1710 | 0 | XMEMCPY(hash, sha224->digest, WC_SHA224_DIGEST_SIZE); |
1711 | |
|
1712 | 0 | return InitSha224(sha224); /* reset state */ |
1713 | 0 | } |
1714 | | #endif /* end of SHA224 software implementation */ |
1715 | | |
1716 | | int wc_InitSha224(wc_Sha224* sha224) |
1717 | 0 | { |
1718 | 0 | int devId = INVALID_DEVID; |
1719 | |
|
1720 | | #ifdef WOLF_CRYPTO_CB |
1721 | | devId = wc_CryptoCb_DefaultDevID(); |
1722 | | #endif |
1723 | 0 | return wc_InitSha224_ex(sha224, NULL, devId); |
1724 | 0 | } |
1725 | | |
1726 | | #if !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) |
1727 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
1728 | | |
1729 | | void wc_Sha224Free(wc_Sha224* sha224) |
1730 | 0 | { |
1731 | 0 | if (sha224 == NULL) |
1732 | 0 | return; |
1733 | |
|
1734 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
1735 | | if (sha224->W != NULL) { |
1736 | | XFREE(sha224->W, NULL, DYNAMIC_TYPE_DIGEST); |
1737 | | sha224->W = NULL; |
1738 | | } |
1739 | | #endif |
1740 | |
|
1741 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
1742 | | wolfAsync_DevCtxFree(&sha224->asyncDev, WOLFSSL_ASYNC_MARKER_SHA224); |
1743 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1744 | |
|
1745 | | #ifdef WOLFSSL_PIC32MZ_HASH |
1746 | | wc_Sha256Pic32Free(sha224); |
1747 | | #endif |
1748 | | #if defined(WOLFSSL_KCAPI_HASH) |
1749 | | KcapiHashFree(&sha224->kcapi); |
1750 | | #endif |
1751 | | #if defined(WOLFSSL_RENESAS_RX64_HASH) |
1752 | | if (sha224->msg != NULL) { |
1753 | | XFREE(sha224->msg, sha224->heap, DYNAMIC_TYPE_TMP_BUFFER); |
1754 | | sha224->msg = NULL; |
1755 | | } |
1756 | | #endif |
1757 | 0 | } |
1758 | | #endif /* WOLFSSL_SHA224 */ |
1759 | | #endif /* !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) */ |
1760 | | |
1761 | | |
1762 | | int wc_InitSha256(wc_Sha256* sha256) |
1763 | 0 | { |
1764 | 0 | int devId = INVALID_DEVID; |
1765 | |
|
1766 | | #ifdef WOLF_CRYPTO_CB |
1767 | | devId = wc_CryptoCb_DefaultDevID(); |
1768 | | #endif |
1769 | 0 | return wc_InitSha256_ex(sha256, NULL, devId); |
1770 | 0 | } |
1771 | | |
1772 | | #if !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) |
1773 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
1774 | | |
1775 | | void wc_Sha256Free(wc_Sha256* sha256) |
1776 | 0 | { |
1777 | 0 | if (sha256 == NULL) |
1778 | 0 | return; |
1779 | |
|
1780 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
1781 | | if (sha256->W != NULL) { |
1782 | | XFREE(sha256->W, NULL, DYNAMIC_TYPE_DIGEST); |
1783 | | sha256->W = NULL; |
1784 | | } |
1785 | | #endif |
1786 | |
|
1787 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
1788 | | wolfAsync_DevCtxFree(&sha256->asyncDev, WOLFSSL_ASYNC_MARKER_SHA256); |
1789 | | #endif /* WOLFSSL_ASYNC_CRYPT */ |
1790 | | #ifdef WOLFSSL_PIC32MZ_HASH |
1791 | | wc_Sha256Pic32Free(sha256); |
1792 | | #endif |
1793 | | #if defined(WOLFSSL_AFALG_HASH) |
1794 | | if (sha256->alFd > 0) { |
1795 | | close(sha256->alFd); |
1796 | | sha256->alFd = -1; /* avoid possible double close on socket */ |
1797 | | } |
1798 | | if (sha256->rdFd > 0) { |
1799 | | close(sha256->rdFd); |
1800 | | sha256->rdFd = -1; /* avoid possible double close on socket */ |
1801 | | } |
1802 | | #endif /* WOLFSSL_AFALG_HASH */ |
1803 | | #ifdef WOLFSSL_DEVCRYPTO_HASH |
1804 | | wc_DevCryptoFree(&sha256->ctx); |
1805 | | #endif /* WOLFSSL_DEVCRYPTO */ |
1806 | | #if (defined(WOLFSSL_AFALG_HASH) && defined(WOLFSSL_AFALG_HASH_KEEP)) || \ |
1807 | | (defined(WOLFSSL_DEVCRYPTO_HASH) && defined(WOLFSSL_DEVCRYPTO_HASH_KEEP)) || \ |
1808 | | (defined(WOLFSSL_RENESAS_TSIP_CRYPT) && \ |
1809 | | !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)) || \ |
1810 | | ((defined(WOLFSSL_RENESAS_SCEPROTECT) || \ |
1811 | | defined(WOLFSSL_RENESAS_SCEPROTECT_CRYPTONLY)) && \ |
1812 | | !defined(NO_WOLFSSL_RENESAS_SCEPROTECT_HASH)) || \ |
1813 | | defined(WOLFSSL_RENESAS_RX64_HASH) || \ |
1814 | | defined(WOLFSSL_HASH_KEEP) |
1815 | | |
1816 | | if (sha256->msg != NULL) { |
1817 | | XFREE(sha256->msg, sha256->heap, DYNAMIC_TYPE_TMP_BUFFER); |
1818 | | sha256->msg = NULL; |
1819 | | } |
1820 | | #endif |
1821 | | #if defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH) |
1822 | | se050_hash_free(&sha256->se050Ctx); |
1823 | | #endif |
1824 | | #if defined(WOLFSSL_KCAPI_HASH) |
1825 | | KcapiHashFree(&sha256->kcapi); |
1826 | | #endif |
1827 | | #ifdef WOLFSSL_IMXRT_DCP |
1828 | | DCPSha256Free(sha256); |
1829 | | #endif |
1830 | | #ifdef WOLFSSL_MAXQ10XX_CRYPTO |
1831 | | wc_MAXQ10XX_Sha256Free(sha256); |
1832 | | #endif |
1833 | | |
1834 | | /* Espressif embedded hardware acceleration specific: */ |
1835 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1836 | | if (sha256->ctx.lockDepth > 0) { |
1837 | | /* probably due to unclean shutdown, error, or other problem. |
1838 | | * |
1839 | | * if you find yourself here, code needs to be cleaned up to |
1840 | | * properly release hardware. this init is only for handling |
1841 | | * the unexpected. by the time free is called, the hardware |
1842 | | * should have already been released (lockDepth = 0) |
1843 | | */ |
1844 | | (void)InitSha256(sha256); /* unlock mutex, set mode to ESP32_SHA_INIT */ |
1845 | | ESP_LOGV(TAG, "Alert: hardware unlock needed in wc_Sha256Free."); |
1846 | | } |
1847 | | else { |
1848 | | ESP_LOGV(TAG, "Hardware unlock not needed in wc_Sha256Free."); |
1849 | | } |
1850 | | #endif |
1851 | 0 | } |
1852 | | |
1853 | | #endif /* !defined(WOLFSSL_HAVE_PSA) || defined(WOLFSSL_PSA_NO_HASH) */ |
1854 | | #ifdef WOLFSSL_HASH_KEEP |
1855 | | /* Some hardware have issues with update, this function stores the data to be |
1856 | | * hashed into an array. Once ready, the Final operation is called on all of the |
1857 | | * data to be hashed at once. |
1858 | | * returns 0 on success |
1859 | | */ |
1860 | | int wc_Sha256_Grow(wc_Sha256* sha256, const byte* in, int inSz) |
1861 | | { |
1862 | | return _wc_Hash_Grow(&(sha256->msg), &(sha256->used), &(sha256->len), in, |
1863 | | inSz, sha256->heap); |
1864 | | } |
1865 | | #ifdef WOLFSSL_SHA224 |
1866 | | int wc_Sha224_Grow(wc_Sha224* sha224, const byte* in, int inSz) |
1867 | | { |
1868 | | return _wc_Hash_Grow(&(sha224->msg), &(sha224->used), &(sha224->len), in, |
1869 | | inSz, sha224->heap); |
1870 | | } |
1871 | | #endif /* WOLFSSL_SHA224 */ |
1872 | | #endif /* WOLFSSL_HASH_KEEP */ |
1873 | | |
1874 | | #endif /* !WOLFSSL_TI_HASH */ |
1875 | | #endif /* HAVE_FIPS */ |
1876 | | |
1877 | | |
1878 | | #ifndef WOLFSSL_TI_HASH |
1879 | | #if !defined(WOLFSSL_RENESAS_RX64_HASH) |
1880 | | #ifdef WOLFSSL_SHA224 |
1881 | | |
1882 | | #if defined(WOLFSSL_KCAPI_HASH) && !defined(WOLFSSL_NO_KCAPI_SHA224) |
1883 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
1884 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
1885 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
1886 | | |
1887 | | #else |
1888 | | |
1889 | | int wc_Sha224GetHash(wc_Sha224* sha224, byte* hash) |
1890 | 0 | { |
1891 | 0 | int ret; |
1892 | | #ifdef WOLFSSL_SMALL_STACK |
1893 | | wc_Sha224* tmpSha224; |
1894 | | #else |
1895 | 0 | wc_Sha224 tmpSha224[1]; |
1896 | 0 | #endif |
1897 | |
|
1898 | 0 | if (sha224 == NULL || hash == NULL) { |
1899 | 0 | return BAD_FUNC_ARG; |
1900 | 0 | } |
1901 | | |
1902 | | #ifdef WOLFSSL_SMALL_STACK |
1903 | | tmpSha224 = (wc_Sha224*)XMALLOC(sizeof(wc_Sha224), NULL, |
1904 | | DYNAMIC_TYPE_TMP_BUFFER); |
1905 | | if (tmpSha224 == NULL) { |
1906 | | return MEMORY_E; |
1907 | | } |
1908 | | #endif |
1909 | | |
1910 | 0 | ret = wc_Sha224Copy(sha224, tmpSha224); |
1911 | 0 | if (ret == 0) { |
1912 | 0 | ret = wc_Sha224Final(tmpSha224, hash); |
1913 | 0 | wc_Sha224Free(tmpSha224); |
1914 | 0 | } |
1915 | |
|
1916 | | #ifdef WOLFSSL_SMALL_STACK |
1917 | | XFREE(tmpSha224, NULL, DYNAMIC_TYPE_TMP_BUFFER); |
1918 | | #endif |
1919 | 0 | return ret; |
1920 | 0 | } |
1921 | | |
1922 | | int wc_Sha224Copy(wc_Sha224* src, wc_Sha224* dst) |
1923 | 0 | { |
1924 | 0 | int ret = 0; /* assume success unless proven otherwise */ |
1925 | |
|
1926 | 0 | if (src == NULL || dst == NULL) { |
1927 | 0 | return BAD_FUNC_ARG; |
1928 | 0 | } |
1929 | | |
1930 | 0 | XMEMCPY(dst, src, sizeof(wc_Sha224)); |
1931 | |
|
1932 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
1933 | | dst->W = NULL; |
1934 | | #endif |
1935 | |
|
1936 | | #ifdef WOLFSSL_SILABS_SE_ACCEL |
1937 | | dst->silabsCtx.hash_ctx.cmd_ctx = &(dst->silabsCtx.cmd_ctx); |
1938 | | dst->silabsCtx.hash_ctx.hash_type_ctx = &(dst->silabsCtx.hash_type_ctx); |
1939 | | #endif |
1940 | |
|
1941 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA224) |
1942 | | ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); |
1943 | | #endif |
1944 | |
|
1945 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
1946 | | ret = esp_sha224_ctx_copy(src, dst); |
1947 | | #endif |
1948 | |
|
1949 | | #ifdef WOLFSSL_HASH_FLAGS |
1950 | | dst->flags |= WC_HASH_FLAG_ISCOPY; |
1951 | | #endif |
1952 | |
|
1953 | | #if defined(WOLFSSL_HASH_KEEP) |
1954 | | if (src->msg != NULL) { |
1955 | | dst->msg = (byte*)XMALLOC(src->len, dst->heap, |
1956 | | DYNAMIC_TYPE_TMP_BUFFER); |
1957 | | if (dst->msg == NULL) |
1958 | | return MEMORY_E; |
1959 | | XMEMCPY(dst->msg, src->msg, src->len); |
1960 | | } |
1961 | | #endif |
1962 | |
|
1963 | 0 | return ret; |
1964 | 0 | } |
1965 | | |
1966 | | #endif /* WOLFSSL_KCAPI_HASH && !WOLFSSL_NO_KCAPI_SHA224 */ |
1967 | | |
1968 | | #ifdef WOLFSSL_HASH_FLAGS |
1969 | | int wc_Sha224SetFlags(wc_Sha224* sha224, word32 flags) |
1970 | | { |
1971 | | if (sha224) { |
1972 | | sha224->flags = flags; |
1973 | | } |
1974 | | return 0; |
1975 | | } |
1976 | | int wc_Sha224GetFlags(wc_Sha224* sha224, word32* flags) |
1977 | | { |
1978 | | if (sha224 && flags) { |
1979 | | *flags = sha224->flags; |
1980 | | } |
1981 | | return 0; |
1982 | | } |
1983 | | #endif |
1984 | | |
1985 | | #endif /* WOLFSSL_SHA224 */ |
1986 | | #endif /* WOLFSSL_RENESAS_RX64_HASH */ |
1987 | | |
1988 | | #ifdef WOLFSSL_AFALG_HASH |
1989 | | /* implemented in wolfcrypt/src/port/af_alg/afalg_hash.c */ |
1990 | | |
1991 | | #elif defined(WOLFSSL_DEVCRYPTO_HASH) |
1992 | | /* implemented in wolfcrypt/src/port/devcrypto/devcrypt_hash.c */ |
1993 | | |
1994 | | #elif defined(WOLFSSL_RENESAS_TSIP_CRYPT) && \ |
1995 | | !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH) |
1996 | | |
1997 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_tsip_sha.c */ |
1998 | | |
1999 | | #elif (defined(WOLFSSL_RENESAS_SCEPROTECT) || \ |
2000 | | defined(WOLFSSL_RENESAS_SCEPROTECT_CRYPTONLY)) && \ |
2001 | | !defined(NO_WOLFSSL_RENESAS_SCEPROTECT_HASH) |
2002 | | |
2003 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_sce_sha.c */ |
2004 | | |
2005 | | #elif defined(WOLFSSL_PSOC6_CRYPTO) |
2006 | | /* implemented in wolfcrypt/src/port/cypress/psoc6_crypto.c */ |
2007 | | #elif defined(WOLFSSL_IMXRT_DCP) |
2008 | | /* implemented in wolfcrypt/src/port/nxp/dcp_port.c */ |
2009 | | #elif defined(WOLFSSL_KCAPI_HASH) |
2010 | | /* implemented in wolfcrypt/src/port/kcapi/kcapi_hash.c */ |
2011 | | |
2012 | | #elif defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH) |
2013 | | /* implemented in wolfcrypt/src/port/psa/psa_hash.c */ |
2014 | | #elif defined(WOLFSSL_RENESAS_RX64_HASH) |
2015 | | /* implemented in wolfcrypt/src/port/Renesas/renesas_rx64_hw_sha.c */ |
2016 | | |
2017 | | #else |
2018 | | |
2019 | | int wc_Sha256GetHash(wc_Sha256* sha256, byte* hash) |
2020 | 0 | { |
2021 | 0 | int ret; |
2022 | | #ifdef WOLFSSL_SMALL_STACK |
2023 | | wc_Sha256* tmpSha256; |
2024 | | #else |
2025 | 0 | wc_Sha256 tmpSha256[1]; |
2026 | 0 | #endif |
2027 | |
|
2028 | 0 | if (sha256 == NULL || hash == NULL) { |
2029 | 0 | return BAD_FUNC_ARG; |
2030 | 0 | } |
2031 | | |
2032 | | #ifdef WOLFSSL_SMALL_STACK |
2033 | | tmpSha256 = (wc_Sha256*)XMALLOC(sizeof(wc_Sha256), NULL, |
2034 | | DYNAMIC_TYPE_TMP_BUFFER); |
2035 | | if (tmpSha256 == NULL) { |
2036 | | return MEMORY_E; |
2037 | | } |
2038 | | #endif |
2039 | | |
2040 | 0 | ret = wc_Sha256Copy(sha256, tmpSha256); |
2041 | 0 | if (ret == 0) { |
2042 | 0 | ret = wc_Sha256Final(tmpSha256, hash); |
2043 | 0 | wc_Sha256Free(tmpSha256); /* TODO move outside brackets? */ |
2044 | 0 | } |
2045 | | |
2046 | |
|
2047 | | #ifdef WOLFSSL_SMALL_STACK |
2048 | | XFREE(tmpSha256, NULL, DYNAMIC_TYPE_TMP_BUFFER); |
2049 | | #endif |
2050 | |
|
2051 | 0 | return ret; |
2052 | 0 | } |
2053 | | int wc_Sha256Copy(wc_Sha256* src, wc_Sha256* dst) |
2054 | 0 | { |
2055 | 0 | int ret = 0; |
2056 | |
|
2057 | 0 | if (src == NULL || dst == NULL) { |
2058 | 0 | return BAD_FUNC_ARG; |
2059 | 0 | } |
2060 | | |
2061 | 0 | XMEMCPY(dst, src, sizeof(wc_Sha256)); |
2062 | |
|
2063 | | #ifdef WOLFSSL_MAXQ10XX_CRYPTO |
2064 | | wc_MAXQ10XX_Sha256Copy(src); |
2065 | | #endif |
2066 | |
|
2067 | | #ifdef WOLFSSL_SMALL_STACK_CACHE |
2068 | | dst->W = NULL; |
2069 | | #endif |
2070 | |
|
2071 | | #ifdef WOLFSSL_SILABS_SE_ACCEL |
2072 | | dst->silabsCtx.hash_ctx.cmd_ctx = &(dst->silabsCtx.cmd_ctx); |
2073 | | dst->silabsCtx.hash_ctx.hash_type_ctx = &(dst->silabsCtx.hash_type_ctx); |
2074 | | #endif |
2075 | |
|
2076 | | #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA256) |
2077 | | ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); |
2078 | | #endif |
2079 | |
|
2080 | | #ifdef WOLFSSL_PIC32MZ_HASH |
2081 | | ret = wc_Pic32HashCopy(&src->cache, &dst->cache); |
2082 | | #endif |
2083 | |
|
2084 | | #if defined(WOLFSSL_USE_ESP32WROOM32_CRYPT_HASH_HW) |
2085 | | esp_sha256_ctx_copy(src, dst); |
2086 | | #endif |
2087 | |
|
2088 | | #ifdef WOLFSSL_HASH_FLAGS |
2089 | | dst->flags |= WC_HASH_FLAG_ISCOPY; |
2090 | | #endif |
2091 | |
|
2092 | | #if defined(WOLFSSL_HASH_KEEP) |
2093 | | if (src->msg != NULL) { |
2094 | | dst->msg = (byte*)XMALLOC(src->len, dst->heap, DYNAMIC_TYPE_TMP_BUFFER); |
2095 | | if (dst->msg == NULL) |
2096 | | return MEMORY_E; |
2097 | | XMEMCPY(dst->msg, src->msg, src->len); |
2098 | | } |
2099 | | #endif |
2100 | |
|
2101 | 0 | return ret; |
2102 | 0 | } |
2103 | | #endif |
2104 | | |
2105 | | #ifdef WOLFSSL_HASH_FLAGS |
2106 | | int wc_Sha256SetFlags(wc_Sha256* sha256, word32 flags) |
2107 | | { |
2108 | | if (sha256) { |
2109 | | sha256->flags = flags; |
2110 | | } |
2111 | | return 0; |
2112 | | } |
2113 | | int wc_Sha256GetFlags(wc_Sha256* sha256, word32* flags) |
2114 | | { |
2115 | | if (sha256 && flags) { |
2116 | | *flags = sha256->flags; |
2117 | | } |
2118 | | return 0; |
2119 | | } |
2120 | | #endif |
2121 | | #endif /* !WOLFSSL_TI_HASH */ |
2122 | | |
2123 | | #endif /* NO_SHA256 */ |