This commit is contained in:
Frank Denis 2014-04-14 22:33:46 -07:00
parent 7a85ec9789
commit 99cf33bc8f

View File

@ -70,20 +70,20 @@ be64enc(void *pp, uint64_t x)
static void static void
be64enc_vect(unsigned char *dst, const uint64_t *src, size_t len) be64enc_vect(unsigned char *dst, const uint64_t *src, size_t len)
{ {
size_t i; size_t i;
for (i = 0; i < len / 8; i++) { for (i = 0; i < len / 8; i++) {
be64enc(dst + i * 8, src[i]); be64enc(dst + i * 8, src[i]);
} }
} }
static void static void
be64dec_vect(uint64_t *dst, const unsigned char *src, size_t len) be64dec_vect(uint64_t *dst, const unsigned char *src, size_t len)
{ {
size_t i; size_t i;
for (i = 0; i < len / 8; i++) { for (i = 0; i < len / 8; i++) {
dst[i] = be64dec(src + i * 8); dst[i] = be64dec(src + i * 8);
} }
} }
@ -96,117 +96,117 @@ be64dec_vect(uint64_t *dst, const unsigned char *src, size_t len)
#define s0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7)) #define s0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7))
#define s1(x) (ROTR(x, 19) ^ ROTR(x, 61) ^ SHR(x, 6)) #define s1(x) (ROTR(x, 19) ^ ROTR(x, 61) ^ SHR(x, 6))
#define RND(a, b, c, d, e, f, g, h, k) \ #define RND(a, b, c, d, e, f, g, h, k) \
t0 = h + S1(e) + Ch(e, f, g) + k; \ t0 = h + S1(e) + Ch(e, f, g) + k; \
t1 = S0(a) + Maj(a, b, c); \ t1 = S0(a) + Maj(a, b, c); \
d += t0; \ d += t0; \
h = t0 + t1; h = t0 + t1;
#define RNDr(S, W, i, k) \ #define RNDr(S, W, i, k) \
RND(S[(80 - i) % 8], S[(81 - i) % 8], \ RND(S[(80 - i) % 8], S[(81 - i) % 8], \
S[(82 - i) % 8], S[(83 - i) % 8], \ S[(82 - i) % 8], S[(83 - i) % 8], \
S[(84 - i) % 8], S[(85 - i) % 8], \ S[(84 - i) % 8], S[(85 - i) % 8], \
S[(86 - i) % 8], S[(87 - i) % 8], \ S[(86 - i) % 8], S[(87 - i) % 8], \
W[i] + k) W[i] + k)
static void static void
SHA512_Transform(uint64_t *state, const unsigned char block[128]) SHA512_Transform(uint64_t *state, const unsigned char block[128])
{ {
uint64_t W[80]; uint64_t W[80];
uint64_t S[8]; uint64_t S[8];
uint64_t t0, t1; uint64_t t0, t1;
int i; int i;
be64dec_vect(W, block, 128); be64dec_vect(W, block, 128);
for (i = 16; i < 80; i++) { for (i = 16; i < 80; i++) {
W[i] = s1(W[i - 2]) + W[i - 7] + s0(W[i - 15]) + W[i - 16]; W[i] = s1(W[i - 2]) + W[i - 7] + s0(W[i - 15]) + W[i - 16];
} }
memcpy(S, state, 64); memcpy(S, state, 64);
RNDr(S, W, 0, 0x428a2f98d728ae22ULL); RNDr(S, W, 0, 0x428a2f98d728ae22ULL);
RNDr(S, W, 1, 0x7137449123ef65cdULL); RNDr(S, W, 1, 0x7137449123ef65cdULL);
RNDr(S, W, 2, 0xb5c0fbcfec4d3b2fULL); RNDr(S, W, 2, 0xb5c0fbcfec4d3b2fULL);
RNDr(S, W, 3, 0xe9b5dba58189dbbcULL); RNDr(S, W, 3, 0xe9b5dba58189dbbcULL);
RNDr(S, W, 4, 0x3956c25bf348b538ULL); RNDr(S, W, 4, 0x3956c25bf348b538ULL);
RNDr(S, W, 5, 0x59f111f1b605d019ULL); RNDr(S, W, 5, 0x59f111f1b605d019ULL);
RNDr(S, W, 6, 0x923f82a4af194f9bULL); RNDr(S, W, 6, 0x923f82a4af194f9bULL);
RNDr(S, W, 7, 0xab1c5ed5da6d8118ULL); RNDr(S, W, 7, 0xab1c5ed5da6d8118ULL);
RNDr(S, W, 8, 0xd807aa98a3030242ULL); RNDr(S, W, 8, 0xd807aa98a3030242ULL);
RNDr(S, W, 9, 0x12835b0145706fbeULL); RNDr(S, W, 9, 0x12835b0145706fbeULL);
RNDr(S, W, 10, 0x243185be4ee4b28cULL); RNDr(S, W, 10, 0x243185be4ee4b28cULL);
RNDr(S, W, 11, 0x550c7dc3d5ffb4e2ULL); RNDr(S, W, 11, 0x550c7dc3d5ffb4e2ULL);
RNDr(S, W, 12, 0x72be5d74f27b896fULL); RNDr(S, W, 12, 0x72be5d74f27b896fULL);
RNDr(S, W, 13, 0x80deb1fe3b1696b1ULL); RNDr(S, W, 13, 0x80deb1fe3b1696b1ULL);
RNDr(S, W, 14, 0x9bdc06a725c71235ULL); RNDr(S, W, 14, 0x9bdc06a725c71235ULL);
RNDr(S, W, 15, 0xc19bf174cf692694ULL); RNDr(S, W, 15, 0xc19bf174cf692694ULL);
RNDr(S, W, 16, 0xe49b69c19ef14ad2ULL); RNDr(S, W, 16, 0xe49b69c19ef14ad2ULL);
RNDr(S, W, 17, 0xefbe4786384f25e3ULL); RNDr(S, W, 17, 0xefbe4786384f25e3ULL);
RNDr(S, W, 18, 0x0fc19dc68b8cd5b5ULL); RNDr(S, W, 18, 0x0fc19dc68b8cd5b5ULL);
RNDr(S, W, 19, 0x240ca1cc77ac9c65ULL); RNDr(S, W, 19, 0x240ca1cc77ac9c65ULL);
RNDr(S, W, 20, 0x2de92c6f592b0275ULL); RNDr(S, W, 20, 0x2de92c6f592b0275ULL);
RNDr(S, W, 21, 0x4a7484aa6ea6e483ULL); RNDr(S, W, 21, 0x4a7484aa6ea6e483ULL);
RNDr(S, W, 22, 0x5cb0a9dcbd41fbd4ULL); RNDr(S, W, 22, 0x5cb0a9dcbd41fbd4ULL);
RNDr(S, W, 23, 0x76f988da831153b5ULL); RNDr(S, W, 23, 0x76f988da831153b5ULL);
RNDr(S, W, 24, 0x983e5152ee66dfabULL); RNDr(S, W, 24, 0x983e5152ee66dfabULL);
RNDr(S, W, 25, 0xa831c66d2db43210ULL); RNDr(S, W, 25, 0xa831c66d2db43210ULL);
RNDr(S, W, 26, 0xb00327c898fb213fULL); RNDr(S, W, 26, 0xb00327c898fb213fULL);
RNDr(S, W, 27, 0xbf597fc7beef0ee4ULL); RNDr(S, W, 27, 0xbf597fc7beef0ee4ULL);
RNDr(S, W, 28, 0xc6e00bf33da88fc2ULL); RNDr(S, W, 28, 0xc6e00bf33da88fc2ULL);
RNDr(S, W, 29, 0xd5a79147930aa725ULL); RNDr(S, W, 29, 0xd5a79147930aa725ULL);
RNDr(S, W, 30, 0x06ca6351e003826fULL); RNDr(S, W, 30, 0x06ca6351e003826fULL);
RNDr(S, W, 31, 0x142929670a0e6e70ULL); RNDr(S, W, 31, 0x142929670a0e6e70ULL);
RNDr(S, W, 32, 0x27b70a8546d22ffcULL); RNDr(S, W, 32, 0x27b70a8546d22ffcULL);
RNDr(S, W, 33, 0x2e1b21385c26c926ULL); RNDr(S, W, 33, 0x2e1b21385c26c926ULL);
RNDr(S, W, 34, 0x4d2c6dfc5ac42aedULL); RNDr(S, W, 34, 0x4d2c6dfc5ac42aedULL);
RNDr(S, W, 35, 0x53380d139d95b3dfULL); RNDr(S, W, 35, 0x53380d139d95b3dfULL);
RNDr(S, W, 36, 0x650a73548baf63deULL); RNDr(S, W, 36, 0x650a73548baf63deULL);
RNDr(S, W, 37, 0x766a0abb3c77b2a8ULL); RNDr(S, W, 37, 0x766a0abb3c77b2a8ULL);
RNDr(S, W, 38, 0x81c2c92e47edaee6ULL); RNDr(S, W, 38, 0x81c2c92e47edaee6ULL);
RNDr(S, W, 39, 0x92722c851482353bULL); RNDr(S, W, 39, 0x92722c851482353bULL);
RNDr(S, W, 40, 0xa2bfe8a14cf10364ULL); RNDr(S, W, 40, 0xa2bfe8a14cf10364ULL);
RNDr(S, W, 41, 0xa81a664bbc423001ULL); RNDr(S, W, 41, 0xa81a664bbc423001ULL);
RNDr(S, W, 42, 0xc24b8b70d0f89791ULL); RNDr(S, W, 42, 0xc24b8b70d0f89791ULL);
RNDr(S, W, 43, 0xc76c51a30654be30ULL); RNDr(S, W, 43, 0xc76c51a30654be30ULL);
RNDr(S, W, 44, 0xd192e819d6ef5218ULL); RNDr(S, W, 44, 0xd192e819d6ef5218ULL);
RNDr(S, W, 45, 0xd69906245565a910ULL); RNDr(S, W, 45, 0xd69906245565a910ULL);
RNDr(S, W, 46, 0xf40e35855771202aULL); RNDr(S, W, 46, 0xf40e35855771202aULL);
RNDr(S, W, 47, 0x106aa07032bbd1b8ULL); RNDr(S, W, 47, 0x106aa07032bbd1b8ULL);
RNDr(S, W, 48, 0x19a4c116b8d2d0c8ULL); RNDr(S, W, 48, 0x19a4c116b8d2d0c8ULL);
RNDr(S, W, 49, 0x1e376c085141ab53ULL); RNDr(S, W, 49, 0x1e376c085141ab53ULL);
RNDr(S, W, 50, 0x2748774cdf8eeb99ULL); RNDr(S, W, 50, 0x2748774cdf8eeb99ULL);
RNDr(S, W, 51, 0x34b0bcb5e19b48a8ULL); RNDr(S, W, 51, 0x34b0bcb5e19b48a8ULL);
RNDr(S, W, 52, 0x391c0cb3c5c95a63ULL); RNDr(S, W, 52, 0x391c0cb3c5c95a63ULL);
RNDr(S, W, 53, 0x4ed8aa4ae3418acbULL); RNDr(S, W, 53, 0x4ed8aa4ae3418acbULL);
RNDr(S, W, 54, 0x5b9cca4f7763e373ULL); RNDr(S, W, 54, 0x5b9cca4f7763e373ULL);
RNDr(S, W, 55, 0x682e6ff3d6b2b8a3ULL); RNDr(S, W, 55, 0x682e6ff3d6b2b8a3ULL);
RNDr(S, W, 56, 0x748f82ee5defb2fcULL); RNDr(S, W, 56, 0x748f82ee5defb2fcULL);
RNDr(S, W, 57, 0x78a5636f43172f60ULL); RNDr(S, W, 57, 0x78a5636f43172f60ULL);
RNDr(S, W, 58, 0x84c87814a1f0ab72ULL); RNDr(S, W, 58, 0x84c87814a1f0ab72ULL);
RNDr(S, W, 59, 0x8cc702081a6439ecULL); RNDr(S, W, 59, 0x8cc702081a6439ecULL);
RNDr(S, W, 60, 0x90befffa23631e28ULL); RNDr(S, W, 60, 0x90befffa23631e28ULL);
RNDr(S, W, 61, 0xa4506cebde82bde9ULL); RNDr(S, W, 61, 0xa4506cebde82bde9ULL);
RNDr(S, W, 62, 0xbef9a3f7b2c67915ULL); RNDr(S, W, 62, 0xbef9a3f7b2c67915ULL);
RNDr(S, W, 63, 0xc67178f2e372532bULL); RNDr(S, W, 63, 0xc67178f2e372532bULL);
RNDr(S, W, 64, 0xca273eceea26619cULL); RNDr(S, W, 64, 0xca273eceea26619cULL);
RNDr(S, W, 65, 0xd186b8c721c0c207ULL); RNDr(S, W, 65, 0xd186b8c721c0c207ULL);
RNDr(S, W, 66, 0xeada7dd6cde0eb1eULL); RNDr(S, W, 66, 0xeada7dd6cde0eb1eULL);
RNDr(S, W, 67, 0xf57d4f7fee6ed178ULL); RNDr(S, W, 67, 0xf57d4f7fee6ed178ULL);
RNDr(S, W, 68, 0x06f067aa72176fbaULL); RNDr(S, W, 68, 0x06f067aa72176fbaULL);
RNDr(S, W, 69, 0x0a637dc5a2c898a6ULL); RNDr(S, W, 69, 0x0a637dc5a2c898a6ULL);
RNDr(S, W, 70, 0x113f9804bef90daeULL); RNDr(S, W, 70, 0x113f9804bef90daeULL);
RNDr(S, W, 71, 0x1b710b35131c471bULL); RNDr(S, W, 71, 0x1b710b35131c471bULL);
RNDr(S, W, 72, 0x28db77f523047d84ULL); RNDr(S, W, 72, 0x28db77f523047d84ULL);
RNDr(S, W, 73, 0x32caab7b40c72493ULL); RNDr(S, W, 73, 0x32caab7b40c72493ULL);
RNDr(S, W, 74, 0x3c9ebe0a15c9bebcULL); RNDr(S, W, 74, 0x3c9ebe0a15c9bebcULL);
RNDr(S, W, 75, 0x431d67c49c100d4cULL); RNDr(S, W, 75, 0x431d67c49c100d4cULL);
RNDr(S, W, 76, 0x4cc5d4becb3e42b6ULL); RNDr(S, W, 76, 0x4cc5d4becb3e42b6ULL);
RNDr(S, W, 77, 0x597f299cfc657e2aULL); RNDr(S, W, 77, 0x597f299cfc657e2aULL);
RNDr(S, W, 78, 0x5fcb6fab3ad6faecULL); RNDr(S, W, 78, 0x5fcb6fab3ad6faecULL);
RNDr(S, W, 79, 0x6c44198c4a475817ULL); RNDr(S, W, 79, 0x6c44198c4a475817ULL);
for (i = 0; i < 8; i++) { for (i = 0; i < 8; i++) {
state[i] += S[i]; state[i] += S[i];
} }
sodium_memzero((void *) W, sizeof W); sodium_memzero((void *) W, sizeof W);
@ -216,44 +216,44 @@ SHA512_Transform(uint64_t *state, const unsigned char block[128])
} }
static unsigned char PAD[128] = { static unsigned char PAD[128] = {
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
}; };
static void static void
SHA512_Pad(crypto_hash_sha512_state *state) SHA512_Pad(crypto_hash_sha512_state *state)
{ {
unsigned char len[16]; unsigned char len[16];
uint64_t r, plen; uint64_t r, plen;
be64enc_vect(len, state->count, 16); be64enc_vect(len, state->count, 16);
r = (state->count[1] >> 3) & 0x7f; r = (state->count[1] >> 3) & 0x7f;
plen = (r < 112) ? (112 - r) : (240 - r); plen = (r < 112) ? (112 - r) : (240 - r);
crypto_hash_sha512_update(state, PAD, (unsigned long long) plen); crypto_hash_sha512_update(state, PAD, (unsigned long long) plen);
crypto_hash_sha512_update(state, len, 16); crypto_hash_sha512_update(state, len, 16);
} }
int int
crypto_hash_sha512_init(crypto_hash_sha512_state *state) crypto_hash_sha512_init(crypto_hash_sha512_state *state)
{ {
state->count[0] = state->count[1] = 0; state->count[0] = state->count[1] = 0;
state->state[0] = 0x6a09e667f3bcc908ULL; state->state[0] = 0x6a09e667f3bcc908ULL;
state->state[1] = 0xbb67ae8584caa73bULL; state->state[1] = 0xbb67ae8584caa73bULL;
state->state[2] = 0x3c6ef372fe94f82bULL; state->state[2] = 0x3c6ef372fe94f82bULL;
state->state[3] = 0xa54ff53a5f1d36f1ULL; state->state[3] = 0xa54ff53a5f1d36f1ULL;
state->state[4] = 0x510e527fade682d1ULL; state->state[4] = 0x510e527fade682d1ULL;
state->state[5] = 0x9b05688c2b3e6c1fULL; state->state[5] = 0x9b05688c2b3e6c1fULL;
state->state[6] = 0x1f83d9abfb41bd6bULL; state->state[6] = 0x1f83d9abfb41bd6bULL;
state->state[7] = 0x5be0cd19137e2179ULL; state->state[7] = 0x5be0cd19137e2179ULL;
return 0; return 0;
} }
@ -263,35 +263,35 @@ crypto_hash_sha512_update(crypto_hash_sha512_state *state,
const unsigned char *in, const unsigned char *in,
unsigned long long inlen) unsigned long long inlen)
{ {
uint64_t bitlen[2]; uint64_t bitlen[2];
uint64_t r; uint64_t r;
const unsigned char *src = in; const unsigned char *src = in;
r = (state->count[1] >> 3) & 0x7f; r = (state->count[1] >> 3) & 0x7f;
bitlen[1] = ((uint64_t)inlen) << 3; bitlen[1] = ((uint64_t)inlen) << 3;
bitlen[0] = ((uint64_t)inlen) >> 61; bitlen[0] = ((uint64_t)inlen) >> 61;
if ((state->count[1] += bitlen[1]) < bitlen[1]) { if ((state->count[1] += bitlen[1]) < bitlen[1]) {
state->count[0]++; state->count[0]++;
} }
state->count[0] += bitlen[0]; state->count[0] += bitlen[0];
if (inlen < 128 - r) { if (inlen < 128 - r) {
memcpy(&state->buf[r], src, inlen); memcpy(&state->buf[r], src, inlen);
return 0; return 0;
} }
memcpy(&state->buf[r], src, 128 - r); memcpy(&state->buf[r], src, 128 - r);
SHA512_Transform(state->state, state->buf); SHA512_Transform(state->state, state->buf);
src += 128 - r; src += 128 - r;
inlen -= 128 - r; inlen -= 128 - r;
while (inlen >= 128) { while (inlen >= 128) {
SHA512_Transform(state->state, src); SHA512_Transform(state->state, src);
src += 128; src += 128;
inlen -= 128; inlen -= 128;
} }
memcpy(state->buf, src, inlen); memcpy(state->buf, src, inlen);
return 0; return 0;
} }
@ -300,8 +300,8 @@ int
crypto_hash_sha512_final(crypto_hash_sha512_state *state, crypto_hash_sha512_final(crypto_hash_sha512_state *state,
unsigned char *out) unsigned char *out)
{ {
SHA512_Pad(state); SHA512_Pad(state);
be64enc_vect(out, state->state, 64); be64enc_vect(out, state->state, 64);
sodium_memzero((void *) state, sizeof *state); sodium_memzero((void *) state, sizeof *state);
return 0; return 0;
@ -319,4 +319,3 @@ crypto_hash(unsigned char *out, const unsigned char *in,
return 0; return 0;
} }