/* sha512.c * * Copyright (C) 2006-2020 wolfSSL Inc. * * This file is part of wolfSSL. * * wolfSSL is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * wolfSSL is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA */ #ifdef HAVE_CONFIG_H #include #endif #include #if (defined(WOLFSSL_SHA512) || defined(WOLFSSL_SHA384)) && !defined(WOLFSSL_ARMASM) #if defined(HAVE_FIPS) && \ defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2) /* set NO_WRAPPERS before headers, use direct internal f()s not wrappers */ #define FIPS_NO_WRAPPERS #ifdef USE_WINDOWS_API #pragma code_seg(".fipsA$k") #pragma const_seg(".fipsB$k") #endif #endif #include #include #include #include /* deprecated USE_SLOW_SHA2 (replaced with USE_SLOW_SHA512) */ #if defined(USE_SLOW_SHA2) && !defined(USE_SLOW_SHA512) #define USE_SLOW_SHA512 #endif /* fips wrapper calls, user can call direct */ #if defined(HAVE_FIPS) && \ (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2)) #ifdef WOLFSSL_SHA512 int wc_InitSha512(wc_Sha512* sha) { if (sha == NULL) { return BAD_FUNC_ARG; } return InitSha512_fips(sha); } int wc_InitSha512_ex(wc_Sha512* sha, void* heap, int devId) { (void)heap; (void)devId; if (sha == NULL) { return BAD_FUNC_ARG; } return InitSha512_fips(sha); } int wc_Sha512Update(wc_Sha512* sha, const byte* data, word32 len) { if (sha == NULL || (data == NULL && len > 0)) { return BAD_FUNC_ARG; } return Sha512Update_fips(sha, data, len); } int wc_Sha512Final(wc_Sha512* sha, byte* out) { if (sha == NULL || out == NULL) { return BAD_FUNC_ARG; } return Sha512Final_fips(sha, out); } void wc_Sha512Free(wc_Sha512* sha) { (void)sha; /* Not supported in FIPS */ } #endif #if defined(WOLFSSL_SHA384) || defined(HAVE_AESGCM) int wc_InitSha384(wc_Sha384* sha) { if (sha == NULL) { return BAD_FUNC_ARG; } return InitSha384_fips(sha); } int wc_InitSha384_ex(wc_Sha384* sha, void* heap, int devId) { (void)heap; (void)devId; if (sha == NULL) { return BAD_FUNC_ARG; } return InitSha384_fips(sha); } int wc_Sha384Update(wc_Sha384* sha, const byte* data, word32 len) { if (sha == NULL || (data == NULL && len > 0)) { return BAD_FUNC_ARG; } return Sha384Update_fips(sha, data, len); } int wc_Sha384Final(wc_Sha384* sha, byte* out) { if (sha == NULL || out == NULL) { return BAD_FUNC_ARG; } return Sha384Final_fips(sha, out); } void wc_Sha384Free(wc_Sha384* sha) { (void)sha; /* Not supported in FIPS */ } #endif /* WOLFSSL_SHA384 || HAVE_AESGCM */ #else /* else build without fips, or for FIPS v2 */ #include #ifdef NO_INLINE #include #else #define WOLFSSL_MISC_INCLUDED #include #endif #if defined(USE_INTEL_SPEEDUP) #if defined(__GNUC__) && ((__GNUC__ < 4) || \ (__GNUC__ == 4 && __GNUC_MINOR__ <= 8)) #undef NO_AVX2_SUPPORT #define NO_AVX2_SUPPORT #endif #if defined(__clang__) && ((__clang_major__ < 3) || \ (__clang_major__ == 3 && __clang_minor__ <= 5)) #define NO_AVX2_SUPPORT #elif defined(__clang__) && defined(NO_AVX2_SUPPORT) #undef NO_AVX2_SUPPORT #endif #define HAVE_INTEL_AVX1 #ifndef NO_AVX2_SUPPORT #define HAVE_INTEL_AVX2 #endif #endif #if defined(HAVE_INTEL_AVX1) /* #define DEBUG_XMM */ #endif #if defined(HAVE_INTEL_AVX2) #define HAVE_INTEL_RORX /* #define DEBUG_YMM */ #endif #if defined(HAVE_BYTEREVERSE64) && \ !defined(HAVE_INTEL_AVX1) && !defined(HAVE_INTEL_AVX2) #define ByteReverseWords64(out, in, size) ByteReverseWords64_1(out, size) #define ByteReverseWords64_1(buf, size) \ { unsigned int i ;\ for(i=0; i< size/sizeof(word64); i++){\ __asm__ volatile("bswapq %0":"+r"(buf[i])::) ;\ }\ } #endif #if defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) /* functions defined in wolfcrypt/src/port/caam/caam_sha.c */ #else #ifdef WOLFSSL_SHA512 static int InitSha512(wc_Sha512* sha512) { if (sha512 == NULL) return BAD_FUNC_ARG; sha512->digest[0] = W64LIT(0x6a09e667f3bcc908); sha512->digest[1] = W64LIT(0xbb67ae8584caa73b); sha512->digest[2] = W64LIT(0x3c6ef372fe94f82b); sha512->digest[3] = W64LIT(0xa54ff53a5f1d36f1); sha512->digest[4] = W64LIT(0x510e527fade682d1); sha512->digest[5] = W64LIT(0x9b05688c2b3e6c1f); sha512->digest[6] = W64LIT(0x1f83d9abfb41bd6b); sha512->digest[7] = W64LIT(0x5be0cd19137e2179); sha512->buffLen = 0; sha512->loLen = 0; sha512->hiLen = 0; #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) sha512->ctx.sha_type = SHA2_512; /* always start firstblock = 1 when using hw engine */ sha512->ctx.isfirstblock = 1; if(sha512->ctx.mode == ESP32_SHA_HW) { /* release hw */ esp_sha_hw_unlock(); } /* always set mode as INIT * whether using HW or SW is determined at first call of update() */ sha512->ctx.mode = ESP32_SHA_INIT; #endif #if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) sha512->flags = 0; #endif return 0; } #endif /* WOLFSSL_SHA512 */ /* Hardware Acceleration */ #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) #ifdef WOLFSSL_SHA512 /***** Intel AVX1/AVX2 Macro Control Structure #if defined(HAVE_INteL_SPEEDUP) #define HAVE_INTEL_AVX1 #define HAVE_INTEL_AVX2 #endif int InitSha512(wc_Sha512* sha512) { Save/Recover XMM, YMM ... Check Intel AVX cpuid flags } #if defined(HAVE_INTEL_AVX1)|| defined(HAVE_INTEL_AVX2) Transform_Sha512_AVX1(); # Function prototype Transform_Sha512_AVX2(); # #endif _Transform_Sha512() { # Native Transform Function body } int Sha512Update() { Save/Recover XMM, YMM ... } int Sha512Final() { Save/Recover XMM, YMM ... } #if defined(HAVE_INTEL_AVX1) XMM Instructions/INLINE asm Definitions #endif #if defined(HAVE_INTEL_AVX2) YMM Instructions/INLINE asm Definitions #endif #if defnied(HAVE_INTEL_AVX1) int Transform_Sha512_AVX1() { Stitched Message Sched/Round } #endif #if defnied(HAVE_INTEL_AVX2) int Transform_Sha512_AVX2() { Stitched Message Sched/Round } #endif */ /* Each platform needs to query info type 1 from cpuid to see if aesni is * supported. Also, let's setup a macro for proper linkage w/o ABI conflicts */ #ifdef __cplusplus extern "C" { #endif #if defined(HAVE_INTEL_AVX1) extern int Transform_Sha512_AVX1(wc_Sha512 *sha512); extern int Transform_Sha512_AVX1_Len(wc_Sha512 *sha512, word32 len); #endif #if defined(HAVE_INTEL_AVX2) extern int Transform_Sha512_AVX2(wc_Sha512 *sha512); extern int Transform_Sha512_AVX2_Len(wc_Sha512 *sha512, word32 len); #if defined(HAVE_INTEL_RORX) extern int Transform_Sha512_AVX1_RORX(wc_Sha512 *sha512); extern int Transform_Sha512_AVX1_RORX_Len(wc_Sha512 *sha512, word32 len); extern int Transform_Sha512_AVX2_RORX(wc_Sha512 *sha512); extern int Transform_Sha512_AVX2_RORX_Len(wc_Sha512 *sha512, word32 len); #endif #endif #ifdef __cplusplus } /* extern "C" */ #endif static int _Transform_Sha512(wc_Sha512 *sha512); static int (*Transform_Sha512_p)(wc_Sha512* sha512) = _Transform_Sha512; static int (*Transform_Sha512_Len_p)(wc_Sha512* sha512, word32 len) = NULL; static int transform_check = 0; static int intel_flags; #define Transform_Sha512(sha512) (*Transform_Sha512_p)(sha512) #define Transform_Sha512_Len(sha512, len) \ (*Transform_Sha512_Len_p)(sha512, len) static void Sha512_SetTransform() { if (transform_check) return; intel_flags = cpuid_get_flags(); #if defined(HAVE_INTEL_AVX2) if (IS_INTEL_AVX2(intel_flags)) { #ifdef HAVE_INTEL_RORX if (IS_INTEL_BMI2(intel_flags)) { Transform_Sha512_p = Transform_Sha512_AVX2_RORX; Transform_Sha512_Len_p = Transform_Sha512_AVX2_RORX_Len; } else #endif if (1) { Transform_Sha512_p = Transform_Sha512_AVX2; Transform_Sha512_Len_p = Transform_Sha512_AVX2_Len; } #ifdef HAVE_INTEL_RORX else { Transform_Sha512_p = Transform_Sha512_AVX1_RORX; Transform_Sha512_Len_p = Transform_Sha512_AVX1_RORX_Len; } #endif } else #endif #if defined(HAVE_INTEL_AVX1) if (IS_INTEL_AVX1(intel_flags)) { Transform_Sha512_p = Transform_Sha512_AVX1; Transform_Sha512_Len_p = Transform_Sha512_AVX1_Len; } else #endif Transform_Sha512_p = _Transform_Sha512; transform_check = 1; } #endif /* WOLFSSL_SHA512 */ #else #define Transform_Sha512(sha512) _Transform_Sha512(sha512) #endif #ifdef WOLFSSL_SHA512 int wc_InitSha512_ex(wc_Sha512* sha512, void* heap, int devId) { int ret = 0; if (sha512 == NULL) return BAD_FUNC_ARG; sha512->heap = heap; ret = InitSha512(sha512); if (ret != 0) return ret; #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) Sha512_SetTransform(); #endif #ifdef WOLFSSL_SMALL_STACK_CACHE sha512->W = NULL; #endif #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA512) ret = wolfAsync_DevCtxInit(&sha512->asyncDev, WOLFSSL_ASYNC_MARKER_SHA512, sha512->heap, devId); #else (void)devId; #endif /* WOLFSSL_ASYNC_CRYPT */ return ret; } #endif /* WOLFSSL_SHA512 */ static const word64 K512[80] = { W64LIT(0x428a2f98d728ae22), W64LIT(0x7137449123ef65cd), W64LIT(0xb5c0fbcfec4d3b2f), W64LIT(0xe9b5dba58189dbbc), W64LIT(0x3956c25bf348b538), W64LIT(0x59f111f1b605d019), W64LIT(0x923f82a4af194f9b), W64LIT(0xab1c5ed5da6d8118), W64LIT(0xd807aa98a3030242), W64LIT(0x12835b0145706fbe), W64LIT(0x243185be4ee4b28c), W64LIT(0x550c7dc3d5ffb4e2), W64LIT(0x72be5d74f27b896f), W64LIT(0x80deb1fe3b1696b1), W64LIT(0x9bdc06a725c71235), W64LIT(0xc19bf174cf692694), W64LIT(0xe49b69c19ef14ad2), W64LIT(0xefbe4786384f25e3), W64LIT(0x0fc19dc68b8cd5b5), W64LIT(0x240ca1cc77ac9c65), W64LIT(0x2de92c6f592b0275), W64LIT(0x4a7484aa6ea6e483), W64LIT(0x5cb0a9dcbd41fbd4), W64LIT(0x76f988da831153b5), W64LIT(0x983e5152ee66dfab), W64LIT(0xa831c66d2db43210), W64LIT(0xb00327c898fb213f), W64LIT(0xbf597fc7beef0ee4), W64LIT(0xc6e00bf33da88fc2), W64LIT(0xd5a79147930aa725), W64LIT(0x06ca6351e003826f), W64LIT(0x142929670a0e6e70), W64LIT(0x27b70a8546d22ffc), W64LIT(0x2e1b21385c26c926), W64LIT(0x4d2c6dfc5ac42aed), W64LIT(0x53380d139d95b3df), W64LIT(0x650a73548baf63de), W64LIT(0x766a0abb3c77b2a8), W64LIT(0x81c2c92e47edaee6), W64LIT(0x92722c851482353b), W64LIT(0xa2bfe8a14cf10364), W64LIT(0xa81a664bbc423001), W64LIT(0xc24b8b70d0f89791), W64LIT(0xc76c51a30654be30), W64LIT(0xd192e819d6ef5218), W64LIT(0xd69906245565a910), W64LIT(0xf40e35855771202a), W64LIT(0x106aa07032bbd1b8), W64LIT(0x19a4c116b8d2d0c8), W64LIT(0x1e376c085141ab53), W64LIT(0x2748774cdf8eeb99), W64LIT(0x34b0bcb5e19b48a8), W64LIT(0x391c0cb3c5c95a63), W64LIT(0x4ed8aa4ae3418acb), W64LIT(0x5b9cca4f7763e373), W64LIT(0x682e6ff3d6b2b8a3), W64LIT(0x748f82ee5defb2fc), W64LIT(0x78a5636f43172f60), W64LIT(0x84c87814a1f0ab72), W64LIT(0x8cc702081a6439ec), W64LIT(0x90befffa23631e28), W64LIT(0xa4506cebde82bde9), W64LIT(0xbef9a3f7b2c67915), W64LIT(0xc67178f2e372532b), W64LIT(0xca273eceea26619c), W64LIT(0xd186b8c721c0c207), W64LIT(0xeada7dd6cde0eb1e), W64LIT(0xf57d4f7fee6ed178), W64LIT(0x06f067aa72176fba), W64LIT(0x0a637dc5a2c898a6), W64LIT(0x113f9804bef90dae), W64LIT(0x1b710b35131c471b), W64LIT(0x28db77f523047d84), W64LIT(0x32caab7b40c72493), W64LIT(0x3c9ebe0a15c9bebc), W64LIT(0x431d67c49c100d4c), W64LIT(0x4cc5d4becb3e42b6), W64LIT(0x597f299cfc657e2a), W64LIT(0x5fcb6fab3ad6faec), W64LIT(0x6c44198c4a475817) }; #define blk0(i) (W[i] = sha512->buffer[i]) #define blk2(i) (\ W[ i & 15] += \ s1(W[(i-2) & 15])+ \ W[(i-7) & 15] + \ s0(W[(i-15) & 15]) \ ) #define Ch(x,y,z) (z ^ (x & (y ^ z))) #define Maj(x,y,z) ((x & y) | (z & (x | y))) #define a(i) T[(0-i) & 7] #define b(i) T[(1-i) & 7] #define c(i) T[(2-i) & 7] #define d(i) T[(3-i) & 7] #define e(i) T[(4-i) & 7] #define f(i) T[(5-i) & 7] #define g(i) T[(6-i) & 7] #define h(i) T[(7-i) & 7] #define S0(x) (rotrFixed64(x,28) ^ rotrFixed64(x,34) ^ rotrFixed64(x,39)) #define S1(x) (rotrFixed64(x,14) ^ rotrFixed64(x,18) ^ rotrFixed64(x,41)) #define s0(x) (rotrFixed64(x,1) ^ rotrFixed64(x,8) ^ (x>>7)) #define s1(x) (rotrFixed64(x,19) ^ rotrFixed64(x,61) ^ (x>>6)) #define R(i) \ h(i) += S1(e(i)) + Ch(e(i),f(i),g(i)) + K[i+j] + (j ? blk2(i) : blk0(i)); \ d(i) += h(i); \ h(i) += S0(a(i)) + Maj(a(i),b(i),c(i)) static int _Transform_Sha512(wc_Sha512* sha512) { const word64* K = K512; word32 j; word64 T[8]; #ifdef WOLFSSL_SMALL_STACK_CACHE word64* W = sha512->W; if (W == NULL) { W = (word64*) XMALLOC(sizeof(word64) * 16, NULL, DYNAMIC_TYPE_TMP_BUFFER); if (W == NULL) return MEMORY_E; sha512->W = W; } #elif defined(WOLFSSL_SMALL_STACK) word64* W; W = (word64*) XMALLOC(sizeof(word64) * 16, NULL, DYNAMIC_TYPE_TMP_BUFFER); if (W == NULL) return MEMORY_E; #else word64 W[16]; #endif /* Copy digest to working vars */ XMEMCPY(T, sha512->digest, sizeof(T)); #ifdef USE_SLOW_SHA512 /* over twice as small, but 50% slower */ /* 80 operations, not unrolled */ for (j = 0; j < 80; j += 16) { int m; for (m = 0; m < 16; m++) { /* braces needed here for macros {} */ R(m); } } #else /* 80 operations, partially loop unrolled */ for (j = 0; j < 80; j += 16) { R( 0); R( 1); R( 2); R( 3); R( 4); R( 5); R( 6); R( 7); R( 8); R( 9); R(10); R(11); R(12); R(13); R(14); R(15); } #endif /* USE_SLOW_SHA512 */ /* Add the working vars back into digest */ sha512->digest[0] += a(0); sha512->digest[1] += b(0); sha512->digest[2] += c(0); sha512->digest[3] += d(0); sha512->digest[4] += e(0); sha512->digest[5] += f(0); sha512->digest[6] += g(0); sha512->digest[7] += h(0); /* Wipe variables */ ForceZero(W, sizeof(word64) * 16); ForceZero(T, sizeof(T)); #if defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_SMALL_STACK_CACHE) XFREE(W, NULL, DYNAMIC_TYPE_TMP_BUFFER); #endif return 0; } static WC_INLINE void AddLength(wc_Sha512* sha512, word32 len) { word64 tmp = sha512->loLen; if ( (sha512->loLen += len) < tmp) sha512->hiLen++; /* carry low to high */ } static WC_INLINE int Sha512Update(wc_Sha512* sha512, const byte* data, word32 len) { int ret = 0; /* do block size increments */ byte* local = (byte*)sha512->buffer; /* check that internal buffLen is valid */ if (sha512->buffLen >= WC_SHA512_BLOCK_SIZE) return BUFFER_E; AddLength(sha512, len); if (sha512->buffLen > 0) { word32 add = min(len, WC_SHA512_BLOCK_SIZE - sha512->buffLen); if (add > 0) { XMEMCPY(&local[sha512->buffLen], data, add); sha512->buffLen += add; data += add; len -= add; } if (sha512->buffLen == WC_SHA512_BLOCK_SIZE) { #if defined(LITTLE_ENDIAN_ORDER) #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) #endif { #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ByteReverseWords64(sha512->buffer, sha512->buffer, WC_SHA512_BLOCK_SIZE); #endif } #endif #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ret = Transform_Sha512(sha512); #else if(sha512->ctx.mode == ESP32_SHA_INIT) { esp_sha_try_hw_lock(&sha512->ctx); } ret = esp_sha512_process(sha512); if(ret == 0 && sha512->ctx.mode == ESP32_SHA_SW){ ret = Transform_Sha512(sha512); } #endif if (ret == 0) sha512->buffLen = 0; else len = 0; } } #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) if (Transform_Sha512_Len_p != NULL) { word32 blocksLen = len & ~(WC_SHA512_BLOCK_SIZE-1); if (blocksLen > 0) { sha512->data = data; /* Byte reversal performed in function if required. */ Transform_Sha512_Len(sha512, blocksLen); data += blocksLen; len -= blocksLen; } } else #endif #if !defined(LITTLE_ENDIAN_ORDER) || defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) { while (len >= WC_SHA512_BLOCK_SIZE) { XMEMCPY(local, data, WC_SHA512_BLOCK_SIZE); data += WC_SHA512_BLOCK_SIZE; len -= WC_SHA512_BLOCK_SIZE; #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) { ByteReverseWords64(sha512->buffer, sha512->buffer, WC_SHA512_BLOCK_SIZE); } #endif /* Byte reversal performed in function if required. */ ret = Transform_Sha512(sha512); if (ret != 0) break; } } #else { while (len >= WC_SHA512_BLOCK_SIZE) { XMEMCPY(local, data, WC_SHA512_BLOCK_SIZE); data += WC_SHA512_BLOCK_SIZE; len -= WC_SHA512_BLOCK_SIZE; #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ByteReverseWords64(sha512->buffer, sha512->buffer, WC_SHA512_BLOCK_SIZE); #endif #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ret = Transform_Sha512(sha512); #else if(sha512->ctx.mode == ESP32_SHA_INIT) { esp_sha_try_hw_lock(&sha512->ctx); } ret = esp_sha512_process(sha512); if(ret == 0 && sha512->ctx.mode == ESP32_SHA_SW){ ret = Transform_Sha512(sha512); } #endif if (ret != 0) break; } } #endif if (len > 0) { XMEMCPY(local, data, len); sha512->buffLen = len; } return ret; } #ifdef WOLFSSL_SHA512 int wc_Sha512Update(wc_Sha512* sha512, const byte* data, word32 len) { if (sha512 == NULL || (data == NULL && len > 0)) { return BAD_FUNC_ARG; } #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA512) if (sha512->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA512) { #if defined(HAVE_INTEL_QA) return IntelQaSymSha512(&sha512->asyncDev, NULL, data, len); #endif } #endif /* WOLFSSL_ASYNC_CRYPT */ return Sha512Update(sha512, data, len); } #endif /* WOLFSSL_SHA512 */ #endif /* WOLFSSL_IMX6_CAAM */ static WC_INLINE int Sha512Final(wc_Sha512* sha512) { byte* local = (byte*)sha512->buffer; int ret; if (sha512 == NULL) { return BAD_FUNC_ARG; } local[sha512->buffLen++] = 0x80; /* add 1 */ /* pad with zeros */ if (sha512->buffLen > WC_SHA512_PAD_SIZE) { XMEMSET(&local[sha512->buffLen], 0, WC_SHA512_BLOCK_SIZE - sha512->buffLen); sha512->buffLen += WC_SHA512_BLOCK_SIZE - sha512->buffLen; #if defined(LITTLE_ENDIAN_ORDER) #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) #endif { #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ByteReverseWords64(sha512->buffer,sha512->buffer, WC_SHA512_BLOCK_SIZE); #endif } #endif /* LITTLE_ENDIAN_ORDER */ #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ret = Transform_Sha512(sha512); #else if(sha512->ctx.mode == ESP32_SHA_INIT) { esp_sha_try_hw_lock(&sha512->ctx); } ret = esp_sha512_process(sha512); if(ret == 0 && sha512->ctx.mode == ESP32_SHA_SW){ ret = Transform_Sha512(sha512); } #endif if (ret != 0) return ret; sha512->buffLen = 0; } XMEMSET(&local[sha512->buffLen], 0, WC_SHA512_PAD_SIZE - sha512->buffLen); /* put lengths in bits */ sha512->hiLen = (sha512->loLen >> (8 * sizeof(sha512->loLen) - 3)) + (sha512->hiLen << 3); sha512->loLen = sha512->loLen << 3; /* store lengths */ #if defined(LITTLE_ENDIAN_ORDER) #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) if (!IS_INTEL_AVX1(intel_flags) && !IS_INTEL_AVX2(intel_flags)) #endif #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ByteReverseWords64(sha512->buffer, sha512->buffer, WC_SHA512_PAD_SIZE); #endif #endif /* ! length ordering dependent on digest endian type ! */ #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) sha512->buffer[WC_SHA512_BLOCK_SIZE / sizeof(word64) - 2] = sha512->hiLen; sha512->buffer[WC_SHA512_BLOCK_SIZE / sizeof(word64) - 1] = sha512->loLen; #endif #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) if (IS_INTEL_AVX1(intel_flags) || IS_INTEL_AVX2(intel_flags)) ByteReverseWords64(&(sha512->buffer[WC_SHA512_BLOCK_SIZE / sizeof(word64) - 2]), &(sha512->buffer[WC_SHA512_BLOCK_SIZE / sizeof(word64) - 2]), WC_SHA512_BLOCK_SIZE - WC_SHA512_PAD_SIZE); #endif #if !defined(WOLFSSL_ESP32WROOM32_CRYPT) || \ defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) ret = Transform_Sha512(sha512); #else if(sha512->ctx.mode == ESP32_SHA_INIT) { esp_sha_try_hw_lock(&sha512->ctx); } ret = esp_sha512_digest_process(sha512, 1); if(ret == 0 && sha512->ctx.mode == ESP32_SHA_SW) { ret = Transform_Sha512(sha512); } #endif if (ret != 0) return ret; #ifdef LITTLE_ENDIAN_ORDER ByteReverseWords64(sha512->digest, sha512->digest, WC_SHA512_DIGEST_SIZE); #endif return 0; } #ifdef WOLFSSL_SHA512 int wc_Sha512FinalRaw(wc_Sha512* sha512, byte* hash) { #ifdef LITTLE_ENDIAN_ORDER word64 digest[WC_SHA512_DIGEST_SIZE / sizeof(word64)]; #endif if (sha512 == NULL || hash == NULL) { return BAD_FUNC_ARG; } #ifdef LITTLE_ENDIAN_ORDER ByteReverseWords64((word64*)digest, (word64*)sha512->digest, WC_SHA512_DIGEST_SIZE); XMEMCPY(hash, digest, WC_SHA512_DIGEST_SIZE); #else XMEMCPY(hash, sha512->digest, WC_SHA512_DIGEST_SIZE); #endif return 0; } int wc_Sha512Final(wc_Sha512* sha512, byte* hash) { int ret; if (sha512 == NULL || hash == NULL) { return BAD_FUNC_ARG; } #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA512) if (sha512->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA512) { #if defined(HAVE_INTEL_QA) return IntelQaSymSha512(&sha512->asyncDev, hash, NULL, WC_SHA512_DIGEST_SIZE); #endif } #endif /* WOLFSSL_ASYNC_CRYPT */ ret = Sha512Final(sha512); if (ret != 0) return ret; XMEMCPY(hash, sha512->digest, WC_SHA512_DIGEST_SIZE); return InitSha512(sha512); /* reset state */ } int wc_InitSha512(wc_Sha512* sha512) { return wc_InitSha512_ex(sha512, NULL, INVALID_DEVID); } void wc_Sha512Free(wc_Sha512* sha512) { if (sha512 == NULL) return; #ifdef WOLFSSL_SMALL_STACK_CACHE if (sha512->W != NULL) { XFREE(sha512->W, NULL, DYNAMIC_TYPE_TMP_BUFFER); sha512->W = NULL; } #endif #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA512) wolfAsync_DevCtxFree(&sha512->asyncDev, WOLFSSL_ASYNC_MARKER_SHA512); #endif /* WOLFSSL_ASYNC_CRYPT */ } #endif /* WOLFSSL_SHA512 */ /* -------------------------------------------------------------------------- */ /* SHA384 */ /* -------------------------------------------------------------------------- */ #ifdef WOLFSSL_SHA384 #if defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH) /* functions defined in wolfcrypt/src/port/caam/caam_sha.c */ #else static int InitSha384(wc_Sha384* sha384) { if (sha384 == NULL) { return BAD_FUNC_ARG; } sha384->digest[0] = W64LIT(0xcbbb9d5dc1059ed8); sha384->digest[1] = W64LIT(0x629a292a367cd507); sha384->digest[2] = W64LIT(0x9159015a3070dd17); sha384->digest[3] = W64LIT(0x152fecd8f70e5939); sha384->digest[4] = W64LIT(0x67332667ffc00b31); sha384->digest[5] = W64LIT(0x8eb44a8768581511); sha384->digest[6] = W64LIT(0xdb0c2e0d64f98fa7); sha384->digest[7] = W64LIT(0x47b5481dbefa4fa4); sha384->buffLen = 0; sha384->loLen = 0; sha384->hiLen = 0; #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) sha384->ctx.sha_type = SHA2_384; /* always start firstblock = 1 when using hw engine */ sha384->ctx.isfirstblock = 1; if(sha384->ctx.mode == ESP32_SHA_HW) { /* release hw */ esp_sha_hw_unlock(); } /* always set mode as INIT * whether using HW or SW is determined at first call of update() */ sha384->ctx.mode = ESP32_SHA_INIT; #endif #if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) sha384->flags = 0; #endif return 0; } int wc_Sha384Update(wc_Sha384* sha384, const byte* data, word32 len) { if (sha384 == NULL || (data == NULL && len > 0)) { return BAD_FUNC_ARG; } #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA384) if (sha384->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA384) { #if defined(HAVE_INTEL_QA) return IntelQaSymSha384(&sha384->asyncDev, NULL, data, len); #endif } #endif /* WOLFSSL_ASYNC_CRYPT */ return Sha512Update((wc_Sha512*)sha384, data, len); } int wc_Sha384FinalRaw(wc_Sha384* sha384, byte* hash) { #ifdef LITTLE_ENDIAN_ORDER word64 digest[WC_SHA384_DIGEST_SIZE / sizeof(word64)]; #endif if (sha384 == NULL || hash == NULL) { return BAD_FUNC_ARG; } #ifdef LITTLE_ENDIAN_ORDER ByteReverseWords64((word64*)digest, (word64*)sha384->digest, WC_SHA384_DIGEST_SIZE); XMEMCPY(hash, digest, WC_SHA384_DIGEST_SIZE); #else XMEMCPY(hash, sha384->digest, WC_SHA384_DIGEST_SIZE); #endif return 0; } int wc_Sha384Final(wc_Sha384* sha384, byte* hash) { int ret; if (sha384 == NULL || hash == NULL) { return BAD_FUNC_ARG; } #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA384) if (sha384->asyncDev.marker == WOLFSSL_ASYNC_MARKER_SHA384) { #if defined(HAVE_INTEL_QA) return IntelQaSymSha384(&sha384->asyncDev, hash, NULL, WC_SHA384_DIGEST_SIZE); #endif } #endif /* WOLFSSL_ASYNC_CRYPT */ ret = Sha512Final((wc_Sha512*)sha384); if (ret != 0) return ret; XMEMCPY(hash, sha384->digest, WC_SHA384_DIGEST_SIZE); return InitSha384(sha384); /* reset state */ } int wc_InitSha384_ex(wc_Sha384* sha384, void* heap, int devId) { int ret; if (sha384 == NULL) { return BAD_FUNC_ARG; } sha384->heap = heap; ret = InitSha384(sha384); if (ret != 0) return ret; #if defined(HAVE_INTEL_AVX1) || defined(HAVE_INTEL_AVX2) Sha512_SetTransform(); #endif #ifdef WOLFSSL_SMALL_STACK_CACHE sha384->W = NULL; #endif #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA384) ret = wolfAsync_DevCtxInit(&sha384->asyncDev, WOLFSSL_ASYNC_MARKER_SHA384, sha384->heap, devId); #else (void)devId; #endif /* WOLFSSL_ASYNC_CRYPT */ return ret; } #endif /* WOLFSSL_IMX6_CAAM */ int wc_InitSha384(wc_Sha384* sha384) { return wc_InitSha384_ex(sha384, NULL, INVALID_DEVID); } void wc_Sha384Free(wc_Sha384* sha384) { if (sha384 == NULL) return; #ifdef WOLFSSL_SMALL_STACK_CACHE if (sha384->W != NULL) { XFREE(sha384->W, NULL, DYNAMIC_TYPE_TMP_BUFFER); sha384->W = NULL; } #endif #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_SHA384) wolfAsync_DevCtxFree(&sha384->asyncDev, WOLFSSL_ASYNC_MARKER_SHA384); #endif /* WOLFSSL_ASYNC_CRYPT */ } #endif /* WOLFSSL_SHA384 */ #endif /* HAVE_FIPS */ #ifdef WOLFSSL_SHA512 int wc_Sha512GetHash(wc_Sha512* sha512, byte* hash) { int ret; wc_Sha512 tmpSha512; if (sha512 == NULL || hash == NULL) return BAD_FUNC_ARG; #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) if(sha512->ctx.mode == ESP32_SHA_INIT) { esp_sha_try_hw_lock(&sha512->ctx); } if(sha512->ctx.mode != ESP32_SHA_SW) esp_sha512_digest_process(sha512, 0); #endif ret = wc_Sha512Copy(sha512, &tmpSha512); if (ret == 0) { ret = wc_Sha512Final(&tmpSha512, hash); #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) sha512->ctx.mode = ESP32_SHA_SW;; #endif wc_Sha512Free(&tmpSha512); } return ret; } int wc_Sha512Copy(wc_Sha512* src, wc_Sha512* dst) { int ret = 0; if (src == NULL || dst == NULL) return BAD_FUNC_ARG; XMEMCPY(dst, src, sizeof(wc_Sha512)); #ifdef WOLFSSL_SMALL_STACK_CACHE dst->W = NULL; #endif #ifdef WOLFSSL_ASYNC_CRYPT ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); #endif #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) dst->ctx.mode = src->ctx.mode; dst->ctx.isfirstblock = src->ctx.isfirstblock; dst->ctx.sha_type = src->ctx.sha_type; #endif #if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) dst->flags |= WC_HASH_FLAG_ISCOPY; #endif return ret; } #if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) int wc_Sha512SetFlags(wc_Sha512* sha512, word32 flags) { if (sha512) { sha512->flags = flags; } return 0; } int wc_Sha512GetFlags(wc_Sha512* sha512, word32* flags) { if (sha512 && flags) { *flags = sha512->flags; } return 0; } #endif #endif /* WOLFSSL_SHA512 */ #ifdef WOLFSSL_SHA384 int wc_Sha384GetHash(wc_Sha384* sha384, byte* hash) { int ret; wc_Sha384 tmpSha384; if (sha384 == NULL || hash == NULL) return BAD_FUNC_ARG; #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) if(sha384->ctx.mode == ESP32_SHA_INIT) { esp_sha_try_hw_lock(&sha384->ctx); } if(sha384->ctx.mode != ESP32_SHA_SW) { esp_sha512_digest_process(sha384, 0); } #endif ret = wc_Sha384Copy(sha384, &tmpSha384); if (ret == 0) { ret = wc_Sha384Final(&tmpSha384, hash); #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) sha384->ctx.mode = ESP32_SHA_SW; #endif wc_Sha384Free(&tmpSha384); } return ret; } int wc_Sha384Copy(wc_Sha384* src, wc_Sha384* dst) { int ret = 0; if (src == NULL || dst == NULL) return BAD_FUNC_ARG; XMEMCPY(dst, src, sizeof(wc_Sha384)); #ifdef WOLFSSL_SMALL_STACK_CACHE dst->W = NULL; #endif #ifdef WOLFSSL_ASYNC_CRYPT ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev); #endif #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \ !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH) dst->ctx.mode = src->ctx.mode; dst->ctx.isfirstblock = src->ctx.isfirstblock; dst->ctx.sha_type = src->ctx.sha_type; #endif #if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) dst->flags |= WC_HASH_FLAG_ISCOPY; #endif return ret; } #if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) int wc_Sha384SetFlags(wc_Sha384* sha384, word32 flags) { if (sha384) { sha384->flags = flags; } return 0; } int wc_Sha384GetFlags(wc_Sha384* sha384, word32* flags) { if (sha384 && flags) { *flags = sha384->flags; } return 0; } #endif #endif /* WOLFSSL_SHA384 */ #endif /* WOLFSSL_SHA512 || WOLFSSL_SHA384 */