diff options
Diffstat (limited to 'core/src/fdrm/crypto/fx_crypt_sha.cpp')
-rw-r--r-- | core/src/fdrm/crypto/fx_crypt_sha.cpp | 657 |
1 files changed, 0 insertions, 657 deletions
diff --git a/core/src/fdrm/crypto/fx_crypt_sha.cpp b/core/src/fdrm/crypto/fx_crypt_sha.cpp deleted file mode 100644 index c7d171098b..0000000000 --- a/core/src/fdrm/crypto/fx_crypt_sha.cpp +++ /dev/null @@ -1,657 +0,0 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#include "core/include/fdrm/fx_crypt.h" - -#ifdef __cplusplus -extern "C" { -#endif -typedef struct { - unsigned int h[5]; - unsigned char block[64]; - int blkused; - unsigned int lenhi, lenlo; -} SHA_State; -#define rol(x, y) (((x) << (y)) | (((unsigned int)x) >> (32 - y))) -static void SHA_Core_Init(unsigned int h[5]) { - h[0] = 0x67452301; - h[1] = 0xefcdab89; - h[2] = 0x98badcfe; - h[3] = 0x10325476; - h[4] = 0xc3d2e1f0; -} -static void SHATransform(unsigned int* digest, unsigned int* block) { - unsigned int w[80]; - unsigned int a, b, c, d, e; - int t; - for (t = 0; t < 16; t++) { - w[t] = block[t]; - } - for (t = 16; t < 80; t++) { - unsigned int tmp = w[t - 3] ^ w[t - 8] ^ w[t - 14] ^ w[t - 16]; - w[t] = rol(tmp, 1); - } - a = digest[0]; - b = digest[1]; - c = digest[2]; - d = digest[3]; - e = digest[4]; - for (t = 0; t < 20; t++) { - unsigned int tmp = rol(a, 5) + ((b & c) | (d & ~b)) + e + w[t] + 0x5a827999; - e = d; - d = c; - c = rol(b, 30); - b = a; - a = tmp; - } - for (t = 20; t < 40; t++) { - unsigned int tmp = rol(a, 5) + (b ^ c ^ d) + e + w[t] + 0x6ed9eba1; - e = d; - d = c; - c = rol(b, 30); - b = a; - a = tmp; - } - for (t = 40; t < 60; t++) { - unsigned int tmp = - rol(a, 5) + ((b & c) | (b & d) | (c & d)) + e + w[t] + 0x8f1bbcdc; - e = d; - d = c; - c = rol(b, 30); - b = a; - a = tmp; - } - for (t = 60; t < 80; t++) { - unsigned int tmp = rol(a, 5) + (b ^ c ^ d) + e + w[t] + 0xca62c1d6; - e = d; - d = c; - c = rol(b, 30); - b = a; - a = tmp; - } - digest[0] += a; - digest[1] += b; - digest[2] += c; - digest[3] += d; - digest[4] += e; -} -void CRYPT_SHA1Start(void* context) { - SHA_State* s = (SHA_State*)context; - SHA_Core_Init(s->h); - s->blkused = 0; - s->lenhi = s->lenlo = 0; -} -void CRYPT_SHA1Update(void* context, const uint8_t* data, FX_DWORD size) { - SHA_State* s = (SHA_State*)context; - unsigned char* q = (unsigned char*)data; - unsigned int wordblock[16]; - int len = size; - unsigned int lenw = len; - int i; - s->lenlo += lenw; - s->lenhi += (s->lenlo < lenw); - if (s->blkused && s->blkused + len < 64) { - FXSYS_memcpy(s->block + s->blkused, q, len); - s->blkused += len; - } else { - while (s->blkused + len >= 64) { - FXSYS_memcpy(s->block + s->blkused, q, 64 - s->blkused); - q += 64 - s->blkused; - len -= 64 - s->blkused; - for (i = 0; i < 16; i++) { - wordblock[i] = (((unsigned int)s->block[i * 4 + 0]) << 24) | - (((unsigned int)s->block[i * 4 + 1]) << 16) | - (((unsigned int)s->block[i * 4 + 2]) << 8) | - (((unsigned int)s->block[i * 4 + 3]) << 0); - } - SHATransform(s->h, wordblock); - s->blkused = 0; - } - FXSYS_memcpy(s->block, q, len); - s->blkused = len; - } -} -void CRYPT_SHA1Finish(void* context, uint8_t digest[20]) { - SHA_State* s = (SHA_State*)context; - int i; - int pad; - unsigned char c[64]; - unsigned int lenhi, lenlo; - if (s->blkused >= 56) { - pad = 56 + 64 - s->blkused; - } else { - pad = 56 - s->blkused; - } - lenhi = (s->lenhi << 3) | (s->lenlo >> (32 - 3)); - lenlo = (s->lenlo << 3); - FXSYS_memset(c, 0, pad); - c[0] = 0x80; - CRYPT_SHA1Update(s, c, pad); - c[0] = (lenhi >> 24) & 0xFF; - c[1] = (lenhi >> 16) & 0xFF; - c[2] = (lenhi >> 8) & 0xFF; - c[3] = (lenhi >> 0) & 0xFF; - c[4] = (lenlo >> 24) & 0xFF; - c[5] = (lenlo >> 16) & 0xFF; - c[6] = (lenlo >> 8) & 0xFF; - c[7] = (lenlo >> 0) & 0xFF; - CRYPT_SHA1Update(s, c, 8); - for (i = 0; i < 5; i++) { - digest[i * 4] = (s->h[i] >> 24) & 0xFF; - digest[i * 4 + 1] = (s->h[i] >> 16) & 0xFF; - digest[i * 4 + 2] = (s->h[i] >> 8) & 0xFF; - digest[i * 4 + 3] = (s->h[i]) & 0xFF; - } -} -void CRYPT_SHA1Generate(const uint8_t* data, - FX_DWORD size, - uint8_t digest[20]) { - SHA_State s; - CRYPT_SHA1Start(&s); - CRYPT_SHA1Update(&s, data, size); - CRYPT_SHA1Finish(&s, digest); -} -typedef struct { - FX_DWORD total[2]; - FX_DWORD state[8]; - uint8_t buffer[64]; -} sha256_context; -#define GET_FX_DWORD(n, b, i) \ - { \ - (n) = ((FX_DWORD)(b)[(i)] << 24) | ((FX_DWORD)(b)[(i) + 1] << 16) | \ - ((FX_DWORD)(b)[(i) + 2] << 8) | ((FX_DWORD)(b)[(i) + 3]); \ - } -#define PUT_FX_DWORD(n, b, i) \ - { \ - (b)[(i)] = (uint8_t)((n) >> 24); \ - (b)[(i) + 1] = (uint8_t)((n) >> 16); \ - (b)[(i) + 2] = (uint8_t)((n) >> 8); \ - (b)[(i) + 3] = (uint8_t)((n)); \ - } -void CRYPT_SHA256Start(void* context) { - sha256_context* ctx = (sha256_context*)context; - ctx->total[0] = 0; - ctx->total[1] = 0; - ctx->state[0] = 0x6A09E667; - ctx->state[1] = 0xBB67AE85; - ctx->state[2] = 0x3C6EF372; - ctx->state[3] = 0xA54FF53A; - ctx->state[4] = 0x510E527F; - ctx->state[5] = 0x9B05688C; - ctx->state[6] = 0x1F83D9AB; - ctx->state[7] = 0x5BE0CD19; -} -static void sha256_process(sha256_context* ctx, const uint8_t data[64]) { - FX_DWORD temp1, temp2, W[64]; - FX_DWORD A, B, C, D, E, F, G, H; - GET_FX_DWORD(W[0], data, 0); - GET_FX_DWORD(W[1], data, 4); - GET_FX_DWORD(W[2], data, 8); - GET_FX_DWORD(W[3], data, 12); - GET_FX_DWORD(W[4], data, 16); - GET_FX_DWORD(W[5], data, 20); - GET_FX_DWORD(W[6], data, 24); - GET_FX_DWORD(W[7], data, 28); - GET_FX_DWORD(W[8], data, 32); - GET_FX_DWORD(W[9], data, 36); - GET_FX_DWORD(W[10], data, 40); - GET_FX_DWORD(W[11], data, 44); - GET_FX_DWORD(W[12], data, 48); - GET_FX_DWORD(W[13], data, 52); - GET_FX_DWORD(W[14], data, 56); - GET_FX_DWORD(W[15], data, 60); -#define SHR(x, n) ((x & 0xFFFFFFFF) >> n) -#define ROTR(x, n) (SHR(x, n) | (x << (32 - n))) -#define S0(x) (ROTR(x, 7) ^ ROTR(x, 18) ^ SHR(x, 3)) -#define S1(x) (ROTR(x, 17) ^ ROTR(x, 19) ^ SHR(x, 10)) -#define S2(x) (ROTR(x, 2) ^ ROTR(x, 13) ^ ROTR(x, 22)) -#define S3(x) (ROTR(x, 6) ^ ROTR(x, 11) ^ ROTR(x, 25)) -#define F0(x, y, z) ((x & y) | (z & (x | y))) -#define F1(x, y, z) (z ^ (x & (y ^ z))) -#define R(t) (W[t] = S1(W[t - 2]) + W[t - 7] + S0(W[t - 15]) + W[t - 16]) -#define P(a, b, c, d, e, f, g, h, x, K) \ - { \ - temp1 = h + S3(e) + F1(e, f, g) + K + x; \ - temp2 = S2(a) + F0(a, b, c); \ - d += temp1; \ - h = temp1 + temp2; \ - } - A = ctx->state[0]; - B = ctx->state[1]; - C = ctx->state[2]; - D = ctx->state[3]; - E = ctx->state[4]; - F = ctx->state[5]; - G = ctx->state[6]; - H = ctx->state[7]; - P(A, B, C, D, E, F, G, H, W[0], 0x428A2F98); - P(H, A, B, C, D, E, F, G, W[1], 0x71374491); - P(G, H, A, B, C, D, E, F, W[2], 0xB5C0FBCF); - P(F, G, H, A, B, C, D, E, W[3], 0xE9B5DBA5); - P(E, F, G, H, A, B, C, D, W[4], 0x3956C25B); - P(D, E, F, G, H, A, B, C, W[5], 0x59F111F1); - P(C, D, E, F, G, H, A, B, W[6], 0x923F82A4); - P(B, C, D, E, F, G, H, A, W[7], 0xAB1C5ED5); - P(A, B, C, D, E, F, G, H, W[8], 0xD807AA98); - P(H, A, B, C, D, E, F, G, W[9], 0x12835B01); - P(G, H, A, B, C, D, E, F, W[10], 0x243185BE); - P(F, G, H, A, B, C, D, E, W[11], 0x550C7DC3); - P(E, F, G, H, A, B, C, D, W[12], 0x72BE5D74); - P(D, E, F, G, H, A, B, C, W[13], 0x80DEB1FE); - P(C, D, E, F, G, H, A, B, W[14], 0x9BDC06A7); - P(B, C, D, E, F, G, H, A, W[15], 0xC19BF174); - P(A, B, C, D, E, F, G, H, R(16), 0xE49B69C1); - P(H, A, B, C, D, E, F, G, R(17), 0xEFBE4786); - P(G, H, A, B, C, D, E, F, R(18), 0x0FC19DC6); - P(F, G, H, A, B, C, D, E, R(19), 0x240CA1CC); - P(E, F, G, H, A, B, C, D, R(20), 0x2DE92C6F); - P(D, E, F, G, H, A, B, C, R(21), 0x4A7484AA); - P(C, D, E, F, G, H, A, B, R(22), 0x5CB0A9DC); - P(B, C, D, E, F, G, H, A, R(23), 0x76F988DA); - P(A, B, C, D, E, F, G, H, R(24), 0x983E5152); - P(H, A, B, C, D, E, F, G, R(25), 0xA831C66D); - P(G, H, A, B, C, D, E, F, R(26), 0xB00327C8); - P(F, G, H, A, B, C, D, E, R(27), 0xBF597FC7); - P(E, F, G, H, A, B, C, D, R(28), 0xC6E00BF3); - P(D, E, F, G, H, A, B, C, R(29), 0xD5A79147); - P(C, D, E, F, G, H, A, B, R(30), 0x06CA6351); - P(B, C, D, E, F, G, H, A, R(31), 0x14292967); - P(A, B, C, D, E, F, G, H, R(32), 0x27B70A85); - P(H, A, B, C, D, E, F, G, R(33), 0x2E1B2138); - P(G, H, A, B, C, D, E, F, R(34), 0x4D2C6DFC); - P(F, G, H, A, B, C, D, E, R(35), 0x53380D13); - P(E, F, G, H, A, B, C, D, R(36), 0x650A7354); - P(D, E, F, G, H, A, B, C, R(37), 0x766A0ABB); - P(C, D, E, F, G, H, A, B, R(38), 0x81C2C92E); - P(B, C, D, E, F, G, H, A, R(39), 0x92722C85); - P(A, B, C, D, E, F, G, H, R(40), 0xA2BFE8A1); - P(H, A, B, C, D, E, F, G, R(41), 0xA81A664B); - P(G, H, A, B, C, D, E, F, R(42), 0xC24B8B70); - P(F, G, H, A, B, C, D, E, R(43), 0xC76C51A3); - P(E, F, G, H, A, B, C, D, R(44), 0xD192E819); - P(D, E, F, G, H, A, B, C, R(45), 0xD6990624); - P(C, D, E, F, G, H, A, B, R(46), 0xF40E3585); - P(B, C, D, E, F, G, H, A, R(47), 0x106AA070); - P(A, B, C, D, E, F, G, H, R(48), 0x19A4C116); - P(H, A, B, C, D, E, F, G, R(49), 0x1E376C08); - P(G, H, A, B, C, D, E, F, R(50), 0x2748774C); - P(F, G, H, A, B, C, D, E, R(51), 0x34B0BCB5); - P(E, F, G, H, A, B, C, D, R(52), 0x391C0CB3); - P(D, E, F, G, H, A, B, C, R(53), 0x4ED8AA4A); - P(C, D, E, F, G, H, A, B, R(54), 0x5B9CCA4F); - P(B, C, D, E, F, G, H, A, R(55), 0x682E6FF3); - P(A, B, C, D, E, F, G, H, R(56), 0x748F82EE); - P(H, A, B, C, D, E, F, G, R(57), 0x78A5636F); - P(G, H, A, B, C, D, E, F, R(58), 0x84C87814); - P(F, G, H, A, B, C, D, E, R(59), 0x8CC70208); - P(E, F, G, H, A, B, C, D, R(60), 0x90BEFFFA); - P(D, E, F, G, H, A, B, C, R(61), 0xA4506CEB); - P(C, D, E, F, G, H, A, B, R(62), 0xBEF9A3F7); - P(B, C, D, E, F, G, H, A, R(63), 0xC67178F2); - ctx->state[0] += A; - ctx->state[1] += B; - ctx->state[2] += C; - ctx->state[3] += D; - ctx->state[4] += E; - ctx->state[5] += F; - ctx->state[6] += G; - ctx->state[7] += H; -} -void CRYPT_SHA256Update(void* context, const uint8_t* input, FX_DWORD length) { - sha256_context* ctx = (sha256_context*)context; - FX_DWORD left, fill; - if (!length) { - return; - } - left = ctx->total[0] & 0x3F; - fill = 64 - left; - ctx->total[0] += length; - ctx->total[0] &= 0xFFFFFFFF; - if (ctx->total[0] < length) { - ctx->total[1]++; - } - if (left && length >= fill) { - FXSYS_memcpy((void*)(ctx->buffer + left), (void*)input, fill); - sha256_process(ctx, ctx->buffer); - length -= fill; - input += fill; - left = 0; - } - while (length >= 64) { - sha256_process(ctx, input); - length -= 64; - input += 64; - } - if (length) { - FXSYS_memcpy((void*)(ctx->buffer + left), (void*)input, length); - } -} -static const uint8_t sha256_padding[64] = { - 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; -void CRYPT_SHA256Finish(void* context, uint8_t digest[32]) { - sha256_context* ctx = (sha256_context*)context; - FX_DWORD last, padn; - FX_DWORD high, low; - uint8_t msglen[8]; - high = (ctx->total[0] >> 29) | (ctx->total[1] << 3); - low = (ctx->total[0] << 3); - PUT_FX_DWORD(high, msglen, 0); - PUT_FX_DWORD(low, msglen, 4); - last = ctx->total[0] & 0x3F; - padn = (last < 56) ? (56 - last) : (120 - last); - CRYPT_SHA256Update(ctx, sha256_padding, padn); - CRYPT_SHA256Update(ctx, msglen, 8); - PUT_FX_DWORD(ctx->state[0], digest, 0); - PUT_FX_DWORD(ctx->state[1], digest, 4); - PUT_FX_DWORD(ctx->state[2], digest, 8); - PUT_FX_DWORD(ctx->state[3], digest, 12); - PUT_FX_DWORD(ctx->state[4], digest, 16); - PUT_FX_DWORD(ctx->state[5], digest, 20); - PUT_FX_DWORD(ctx->state[6], digest, 24); - PUT_FX_DWORD(ctx->state[7], digest, 28); -} -void CRYPT_SHA256Generate(const uint8_t* data, - FX_DWORD size, - uint8_t digest[32]) { - sha256_context ctx; - CRYPT_SHA256Start(&ctx); - CRYPT_SHA256Update(&ctx, data, size); - CRYPT_SHA256Finish(&ctx, digest); -} -typedef struct { - uint64_t total[2]; - uint64_t state[8]; - uint8_t buffer[128]; -} sha384_context; -uint64_t FX_ato64i(const FX_CHAR* str) { - FXSYS_assert(str); - uint64_t ret = 0; - int len = (int)FXSYS_strlen(str); - len = len > 16 ? 16 : len; - for (int i = 0; i < len; ++i) { - if (i) { - ret <<= 4; - } - if (str[i] >= '0' && str[i] <= '9') { - ret |= (str[i] - '0') & 0xFF; - } else if (str[i] >= 'a' && str[i] <= 'f') { - ret |= (str[i] - 'a' + 10) & 0xFF; - } else if (str[i] >= 'A' && str[i] <= 'F') { - ret |= (str[i] - 'A' + 10) & 0xFF; - } else { - FXSYS_assert(FALSE); - } - } - return ret; -} -void CRYPT_SHA384Start(void* context) { - if (!context) { - return; - } - sha384_context* ctx = (sha384_context*)context; - FXSYS_memset(ctx, 0, sizeof(sha384_context)); - ctx->state[0] = FX_ato64i("cbbb9d5dc1059ed8"); - ctx->state[1] = FX_ato64i("629a292a367cd507"); - ctx->state[2] = FX_ato64i("9159015a3070dd17"); - ctx->state[3] = FX_ato64i("152fecd8f70e5939"); - ctx->state[4] = FX_ato64i("67332667ffc00b31"); - ctx->state[5] = FX_ato64i("8eb44a8768581511"); - ctx->state[6] = FX_ato64i("db0c2e0d64f98fa7"); - ctx->state[7] = FX_ato64i("47b5481dbefa4fa4"); -} -#define SHA384_F0(x, y, z) ((x & y) | (z & (x | y))) -#define SHA384_F1(x, y, z) (z ^ (x & (y ^ z))) -#define SHA384_SHR(x, n) (x >> n) -#define SHA384_ROTR(x, n) (SHA384_SHR(x, n) | x << (64 - n)) -#define SHA384_S0(x) (SHA384_ROTR(x, 1) ^ SHA384_ROTR(x, 8) ^ SHA384_SHR(x, 7)) -#define SHA384_S1(x) \ - (SHA384_ROTR(x, 19) ^ SHA384_ROTR(x, 61) ^ SHA384_SHR(x, 6)) -#define SHA384_S2(x) \ - (SHA384_ROTR(x, 28) ^ SHA384_ROTR(x, 34) ^ SHA384_ROTR(x, 39)) -#define SHA384_S3(x) \ - (SHA384_ROTR(x, 14) ^ SHA384_ROTR(x, 18) ^ SHA384_ROTR(x, 41)) -#define SHA384_P(a, b, c, d, e, f, g, h, x, K) \ - { \ - temp1 = h + SHA384_S3(e) + SHA384_F1(e, f, g) + K + x; \ - temp2 = SHA384_S2(a) + SHA384_F0(a, b, c); \ - d += temp1; \ - h = temp1 + temp2; \ - } -static const uint8_t sha384_padding[128] = { - 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; -#define SHA384_R(t) \ - (W[t] = SHA384_S1(W[t - 2]) + W[t - 7] + SHA384_S0(W[t - 15]) + W[t - 16]) -static const FX_CHAR* constants[] = { - "428a2f98d728ae22", "7137449123ef65cd", "b5c0fbcfec4d3b2f", - "e9b5dba58189dbbc", "3956c25bf348b538", "59f111f1b605d019", - "923f82a4af194f9b", "ab1c5ed5da6d8118", "d807aa98a3030242", - "12835b0145706fbe", "243185be4ee4b28c", "550c7dc3d5ffb4e2", - "72be5d74f27b896f", "80deb1fe3b1696b1", "9bdc06a725c71235", - "c19bf174cf692694", "e49b69c19ef14ad2", "efbe4786384f25e3", - "0fc19dc68b8cd5b5", "240ca1cc77ac9c65", "2de92c6f592b0275", - "4a7484aa6ea6e483", "5cb0a9dcbd41fbd4", "76f988da831153b5", - "983e5152ee66dfab", "a831c66d2db43210", "b00327c898fb213f", - "bf597fc7beef0ee4", "c6e00bf33da88fc2", "d5a79147930aa725", - "06ca6351e003826f", "142929670a0e6e70", "27b70a8546d22ffc", - "2e1b21385c26c926", "4d2c6dfc5ac42aed", "53380d139d95b3df", - "650a73548baf63de", "766a0abb3c77b2a8", "81c2c92e47edaee6", - "92722c851482353b", "a2bfe8a14cf10364", "a81a664bbc423001", - "c24b8b70d0f89791", "c76c51a30654be30", "d192e819d6ef5218", - "d69906245565a910", "f40e35855771202a", "106aa07032bbd1b8", - "19a4c116b8d2d0c8", "1e376c085141ab53", "2748774cdf8eeb99", - "34b0bcb5e19b48a8", "391c0cb3c5c95a63", "4ed8aa4ae3418acb", - "5b9cca4f7763e373", "682e6ff3d6b2b8a3", "748f82ee5defb2fc", - "78a5636f43172f60", "84c87814a1f0ab72", "8cc702081a6439ec", - "90befffa23631e28", "a4506cebde82bde9", "bef9a3f7b2c67915", - "c67178f2e372532b", "ca273eceea26619c", "d186b8c721c0c207", - "eada7dd6cde0eb1e", "f57d4f7fee6ed178", "06f067aa72176fba", - "0a637dc5a2c898a6", "113f9804bef90dae", "1b710b35131c471b", - "28db77f523047d84", "32caab7b40c72493", "3c9ebe0a15c9bebc", - "431d67c49c100d4c", "4cc5d4becb3e42b6", "597f299cfc657e2a", - "5fcb6fab3ad6faec", "6c44198c4a475817", -}; -#define GET_FX_64WORD(n, b, i) \ - { \ - (n) = ((uint64_t)(b)[(i)] << 56) | ((uint64_t)(b)[(i) + 1] << 48) | \ - ((uint64_t)(b)[(i) + 2] << 40) | ((uint64_t)(b)[(i) + 3] << 32) | \ - ((uint64_t)(b)[(i) + 4] << 24) | ((uint64_t)(b)[(i) + 5] << 16) | \ - ((uint64_t)(b)[(i) + 6] << 8) | ((uint64_t)(b)[(i) + 7]); \ - } -#define PUT_FX_64DWORD(n, b, i) \ - { \ - (b)[(i)] = (uint8_t)((n) >> 56); \ - (b)[(i) + 1] = (uint8_t)((n) >> 48); \ - (b)[(i) + 2] = (uint8_t)((n) >> 40); \ - (b)[(i) + 3] = (uint8_t)((n) >> 32); \ - (b)[(i) + 4] = (uint8_t)((n) >> 24); \ - (b)[(i) + 5] = (uint8_t)((n) >> 16); \ - (b)[(i) + 6] = (uint8_t)((n) >> 8); \ - (b)[(i) + 7] = (uint8_t)((n)); \ - } -static void sha384_process(sha384_context* ctx, const uint8_t data[128]) { - uint64_t temp1, temp2; - uint64_t A, B, C, D, E, F, G, H; - uint64_t W[80]; - GET_FX_64WORD(W[0], data, 0); - GET_FX_64WORD(W[1], data, 8); - GET_FX_64WORD(W[2], data, 16); - GET_FX_64WORD(W[3], data, 24); - GET_FX_64WORD(W[4], data, 32); - GET_FX_64WORD(W[5], data, 40); - GET_FX_64WORD(W[6], data, 48); - GET_FX_64WORD(W[7], data, 56); - GET_FX_64WORD(W[8], data, 64); - GET_FX_64WORD(W[9], data, 72); - GET_FX_64WORD(W[10], data, 80); - GET_FX_64WORD(W[11], data, 88); - GET_FX_64WORD(W[12], data, 96); - GET_FX_64WORD(W[13], data, 104); - GET_FX_64WORD(W[14], data, 112); - GET_FX_64WORD(W[15], data, 120); - A = ctx->state[0]; - B = ctx->state[1]; - C = ctx->state[2]; - D = ctx->state[3]; - E = ctx->state[4]; - F = ctx->state[5]; - G = ctx->state[6]; - H = ctx->state[7]; - for (int i = 0; i < 10; ++i) { - uint64_t temp[8]; - if (i < 2) { - temp[0] = W[i * 8]; - temp[1] = W[i * 8 + 1]; - temp[2] = W[i * 8 + 2]; - temp[3] = W[i * 8 + 3]; - temp[4] = W[i * 8 + 4]; - temp[5] = W[i * 8 + 5]; - temp[6] = W[i * 8 + 6]; - temp[7] = W[i * 8 + 7]; - } else { - temp[0] = SHA384_R(i * 8); - temp[1] = SHA384_R(i * 8 + 1); - temp[2] = SHA384_R(i * 8 + 2); - temp[3] = SHA384_R(i * 8 + 3); - temp[4] = SHA384_R(i * 8 + 4); - temp[5] = SHA384_R(i * 8 + 5); - temp[6] = SHA384_R(i * 8 + 6); - temp[7] = SHA384_R(i * 8 + 7); - } - SHA384_P(A, B, C, D, E, F, G, H, temp[0], FX_ato64i(constants[i * 8])); - SHA384_P(H, A, B, C, D, E, F, G, temp[1], FX_ato64i(constants[i * 8 + 1])); - SHA384_P(G, H, A, B, C, D, E, F, temp[2], FX_ato64i(constants[i * 8 + 2])); - SHA384_P(F, G, H, A, B, C, D, E, temp[3], FX_ato64i(constants[i * 8 + 3])); - SHA384_P(E, F, G, H, A, B, C, D, temp[4], FX_ato64i(constants[i * 8 + 4])); - SHA384_P(D, E, F, G, H, A, B, C, temp[5], FX_ato64i(constants[i * 8 + 5])); - SHA384_P(C, D, E, F, G, H, A, B, temp[6], FX_ato64i(constants[i * 8 + 6])); - SHA384_P(B, C, D, E, F, G, H, A, temp[7], FX_ato64i(constants[i * 8 + 7])); - } - ctx->state[0] += A; - ctx->state[1] += B; - ctx->state[2] += C; - ctx->state[3] += D; - ctx->state[4] += E; - ctx->state[5] += F; - ctx->state[6] += G; - ctx->state[7] += H; -} -void CRYPT_SHA384Update(void* context, const uint8_t* input, FX_DWORD length) { - sha384_context* ctx = (sha384_context*)context; - FX_DWORD left, fill; - if (!length) { - return; - } - left = (FX_DWORD)ctx->total[0] & 0x7F; - fill = 128 - left; - ctx->total[0] += length; - if (ctx->total[0] < length) { - ctx->total[1]++; - } - if (left && length >= fill) { - FXSYS_memcpy((void*)(ctx->buffer + left), (void*)input, fill); - sha384_process(ctx, ctx->buffer); - length -= fill; - input += fill; - left = 0; - } - while (length >= 128) { - sha384_process(ctx, input); - length -= 128; - input += 128; - } - if (length) { - FXSYS_memcpy((void*)(ctx->buffer + left), (void*)input, length); - } -} -void CRYPT_SHA384Finish(void* context, uint8_t digest[48]) { - sha384_context* ctx = (sha384_context*)context; - FX_DWORD last, padn; - uint8_t msglen[16]; - FXSYS_memset(msglen, 0, 16); - uint64_t high, low; - high = (ctx->total[0] >> 29) | (ctx->total[1] << 3); - low = (ctx->total[0] << 3); - PUT_FX_64DWORD(high, msglen, 0); - PUT_FX_64DWORD(low, msglen, 8); - last = (FX_DWORD)ctx->total[0] & 0x7F; - padn = (last < 112) ? (112 - last) : (240 - last); - CRYPT_SHA384Update(ctx, sha384_padding, padn); - CRYPT_SHA384Update(ctx, msglen, 16); - PUT_FX_64DWORD(ctx->state[0], digest, 0); - PUT_FX_64DWORD(ctx->state[1], digest, 8); - PUT_FX_64DWORD(ctx->state[2], digest, 16); - PUT_FX_64DWORD(ctx->state[3], digest, 24); - PUT_FX_64DWORD(ctx->state[4], digest, 32); - PUT_FX_64DWORD(ctx->state[5], digest, 40); -} -void CRYPT_SHA384Generate(const uint8_t* data, - FX_DWORD size, - uint8_t digest[64]) { - sha384_context context; - CRYPT_SHA384Start(&context); - CRYPT_SHA384Update(&context, data, size); - CRYPT_SHA384Finish(&context, digest); -} -void CRYPT_SHA512Start(void* context) { - if (!context) { - return; - } - sha384_context* ctx = (sha384_context*)context; - FXSYS_memset(ctx, 0, sizeof(sha384_context)); - ctx->state[0] = FX_ato64i("6a09e667f3bcc908"); - ctx->state[1] = FX_ato64i("bb67ae8584caa73b"); - ctx->state[2] = FX_ato64i("3c6ef372fe94f82b"); - ctx->state[3] = FX_ato64i("a54ff53a5f1d36f1"); - ctx->state[4] = FX_ato64i("510e527fade682d1"); - ctx->state[5] = FX_ato64i("9b05688c2b3e6c1f"); - ctx->state[6] = FX_ato64i("1f83d9abfb41bd6b"); - ctx->state[7] = FX_ato64i("5be0cd19137e2179"); -} -void CRYPT_SHA512Update(void* context, const uint8_t* data, FX_DWORD size) { - CRYPT_SHA384Update(context, data, size); -} -void CRYPT_SHA512Finish(void* context, uint8_t digest[64]) { - sha384_context* ctx = (sha384_context*)context; - FX_DWORD last, padn; - uint8_t msglen[16]; - FXSYS_memset(msglen, 0, 16); - uint64_t high, low; - high = (ctx->total[0] >> 29) | (ctx->total[1] << 3); - low = (ctx->total[0] << 3); - PUT_FX_64DWORD(high, msglen, 0); - PUT_FX_64DWORD(low, msglen, 8); - last = (FX_DWORD)ctx->total[0] & 0x7F; - padn = (last < 112) ? (112 - last) : (240 - last); - CRYPT_SHA512Update(ctx, sha384_padding, padn); - CRYPT_SHA512Update(ctx, msglen, 16); - PUT_FX_64DWORD(ctx->state[0], digest, 0); - PUT_FX_64DWORD(ctx->state[1], digest, 8); - PUT_FX_64DWORD(ctx->state[2], digest, 16); - PUT_FX_64DWORD(ctx->state[3], digest, 24); - PUT_FX_64DWORD(ctx->state[4], digest, 32); - PUT_FX_64DWORD(ctx->state[5], digest, 40); - PUT_FX_64DWORD(ctx->state[6], digest, 48); - PUT_FX_64DWORD(ctx->state[7], digest, 56); -} -void CRYPT_SHA512Generate(const uint8_t* data, - FX_DWORD size, - uint8_t digest[64]) { - sha384_context context; - CRYPT_SHA512Start(&context); - CRYPT_SHA512Update(&context, data, size); - CRYPT_SHA512Finish(&context, digest); -} -#ifdef __cplusplus -}; -#endif |