From 764ec513eecbebd12781bcc96ce81ed5e736ee92 Mon Sep 17 00:00:00 2001 From: Dan Sinclair Date: Mon, 14 Mar 2016 13:35:12 -0400 Subject: Move core/src/ up to core/. This CL moves the core/src/ files up to core/ and fixes up the include guards, includes and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1800523005 . --- core/fdrm/crypto/fx_crypt_sha.cpp | 657 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 657 insertions(+) create mode 100644 core/fdrm/crypto/fx_crypt_sha.cpp (limited to 'core/fdrm/crypto/fx_crypt_sha.cpp') diff --git a/core/fdrm/crypto/fx_crypt_sha.cpp b/core/fdrm/crypto/fx_crypt_sha.cpp new file mode 100644 index 0000000000..c7d171098b --- /dev/null +++ b/core/fdrm/crypto/fx_crypt_sha.cpp @@ -0,0 +1,657 @@ +// 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 -- cgit v1.2.3