// 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 "../../../include/fxcrt/fx_basic.h" | |
#include "../../../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(FX_LPVOID context) | |
{ | |
SHA_State * s = (SHA_State*)context; | |
SHA_Core_Init(s->h); | |
s->blkused = 0; | |
s->lenhi = s->lenlo = 0; | |
} | |
void CRYPT_SHA1Update(FX_LPVOID context, FX_LPCBYTE 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_memcpy32(s->block + s->blkused, q, len); | |
s->blkused += len; | |
} else { | |
while (s->blkused + len >= 64) { | |
FXSYS_memcpy32(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_memcpy32(s->block, q, len); | |
s->blkused = len; | |
} | |
} | |
void CRYPT_SHA1Finish(FX_LPVOID context, FX_BYTE 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_memset32(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(FX_LPCBYTE data, FX_DWORD size, FX_BYTE 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]; | |
FX_BYTE 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) ] = (FX_BYTE) ( (n) >> 24 ); \ | |
(b)[(i) + 1] = (FX_BYTE) ( (n) >> 16 ); \ | |
(b)[(i) + 2] = (FX_BYTE) ( (n) >> 8 ); \ | |
(b)[(i) + 3] = (FX_BYTE) ( (n) ); \ | |
} | |
void CRYPT_SHA256Start( FX_LPVOID 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 FX_BYTE 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, FX_LPCBYTE 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_memcpy32( (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_memcpy32( (void *) (ctx->buffer + left), | |
(void *) input, length ); | |
} | |
} | |
static const FX_BYTE 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( FX_LPVOID context, FX_BYTE digest[32] ) | |
{ | |
sha256_context *ctx = (sha256_context *)context; | |
FX_DWORD last, padn; | |
FX_DWORD high, low; | |
FX_BYTE 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(FX_LPCBYTE data, FX_DWORD size, FX_BYTE digest[32]) | |
{ | |
sha256_context ctx; | |
CRYPT_SHA256Start(&ctx); | |
CRYPT_SHA256Update(&ctx, data, size); | |
CRYPT_SHA256Finish(&ctx, digest); | |
} | |
typedef struct { | |
FX_UINT64 total[2]; | |
FX_UINT64 state[8]; | |
FX_BYTE buffer[128]; | |
} sha384_context; | |
FX_UINT64 FX_ato64i(FX_LPCSTR str) | |
{ | |
FXSYS_assert(str != NULL); | |
FX_UINT64 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(FX_LPVOID context) | |
{ | |
if (context == NULL) { | |
return; | |
} | |
sha384_context *ctx = (sha384_context *)context; | |
FXSYS_memset32(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 FX_BYTE 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 FX_LPCSTR 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) = ( (FX_UINT64) (b)[(i) ] << 56 ) \ | |
| ( (FX_UINT64) (b)[(i) + 1] << 48 ) \ | |
| ( (FX_UINT64) (b)[(i) + 2] << 40 ) \ | |
| ( (FX_UINT64) (b)[(i) + 3] << 32 ) \ | |
| ( (FX_UINT64) (b)[(i) + 4] << 24 ) \ | |
| ( (FX_UINT64) (b)[(i) + 5] << 16 ) \ | |
| ( (FX_UINT64) (b)[(i) + 6] << 8 ) \ | |
| ( (FX_UINT64) (b)[(i) + 7] ); \ | |
} | |
#define PUT_FX_64DWORD(n,b,i) \ | |
{ \ | |
(b)[(i) ] = (FX_BYTE) ( (n) >> 56 ); \ | |
(b)[(i) + 1] = (FX_BYTE) ( (n) >> 48 ); \ | |
(b)[(i) + 2] = (FX_BYTE) ( (n) >> 40 ); \ | |
(b)[(i) + 3] = (FX_BYTE) ( (n) >> 32 ); \ | |
(b)[(i) + 4] = (FX_BYTE) ( (n) >> 24 ); \ | |
(b)[(i) + 5] = (FX_BYTE) ( (n) >> 16 ); \ | |
(b)[(i) + 6] = (FX_BYTE) ( (n) >> 8 ); \ | |
(b)[(i) + 7] = (FX_BYTE) ( (n) ); \ | |
} | |
static void sha384_process( sha384_context *ctx, const FX_BYTE data[128] ) | |
{ | |
FX_UINT64 temp1, temp2; | |
FX_UINT64 A, B, C, D, E, F, G, H; | |
FX_UINT64 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) { | |
FX_UINT64 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(FX_LPVOID context, FX_LPCBYTE 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_memcpy32( (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_memcpy32( (void *) (ctx->buffer + left), | |
(void *) input, length ); | |
} | |
} | |
void CRYPT_SHA384Finish(FX_LPVOID context, FX_BYTE digest[48]) | |
{ | |
sha384_context *ctx = (sha384_context *)context; | |
FX_DWORD last, padn; | |
FX_BYTE msglen[16]; | |
FXSYS_memset32(msglen, 0, 16); | |
FX_UINT64 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(FX_LPCBYTE data, FX_DWORD size, FX_BYTE digest[64]) | |
{ | |
sha384_context context; | |
CRYPT_SHA384Start(&context); | |
CRYPT_SHA384Update(&context, data, size); | |
CRYPT_SHA384Finish(&context, digest); | |
} | |
void CRYPT_SHA512Start(FX_LPVOID context) | |
{ | |
if (context == NULL) { | |
return; | |
} | |
sha384_context *ctx = (sha384_context *)context; | |
FXSYS_memset32(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(FX_LPVOID context, FX_LPCBYTE data, FX_DWORD size) | |
{ | |
CRYPT_SHA384Update(context, data, size); | |
} | |
void CRYPT_SHA512Finish(FX_LPVOID context, FX_BYTE digest[64]) | |
{ | |
sha384_context *ctx = (sha384_context *)context; | |
FX_DWORD last, padn; | |
FX_BYTE msglen[16]; | |
FXSYS_memset32(msglen, 0, 16); | |
FX_UINT64 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(FX_LPCBYTE data, FX_DWORD size, FX_BYTE digest[64]) | |
{ | |
sha384_context context; | |
CRYPT_SHA512Start(&context); | |
CRYPT_SHA512Update(&context, data, size); | |
CRYPT_SHA512Finish(&context, digest); | |
} | |
#ifdef __cplusplus | |
}; | |
#endif |