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Backport crypto changes from Dead2 xmr-stak-cpu fork.

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This commit is contained in:
XMRig 2017-07-19 21:02:38 +03:00
parent 8f38462bbe
commit 30a7f9f7f5
4 changed files with 123 additions and 1403 deletions
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2
src/crypto/CryptoNight_p.h
View file

@ -65,7 +65,7 @@ static inline void do_jh_hash(const void* input, size_t len, char* output) {
static inline void do_skein_hash(const void* input, size_t len, char* output) {
skein_hash(8 * 32, static_cast<const uint8_t*>(input), 8 * len, reinterpret_cast<uint8_t*>(output));
xmr_skein(static_cast<const uint8_t*>(input), reinterpret_cast<uint8_t*>(output));
}

113
src/crypto/c_keccak.c
View file

@ -3,7 +3,7 @@
// A baseline Keccak (3rd round) implementation.
#include <stdint.h>
#include <string.h>
#include <memory.h>
#define HASH_DATA_AREA 136
#define KECCAK_ROUNDS 24
@ -24,18 +24,6 @@ const uint64_t keccakf_rndc[24] =
0x8000000000008080, 0x0000000080000001, 0x8000000080008008
};
const int keccakf_rotc[24] =
{
1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 2, 14,
27, 41, 56, 8, 25, 43, 62, 18, 39, 61, 20, 44
};
const int keccakf_piln[24] =
{
10, 7, 11, 17, 18, 3, 5, 16, 8, 21, 24, 4,
15, 23, 19, 13, 12, 2, 20, 14, 22, 9, 6, 1
};
// update the state with given number of rounds
void keccakf(uint64_t st[25], int rounds)
@ -63,26 +51,86 @@ void keccakf(uint64_t st[25], int rounds)
// Rho Pi
t = st[1];
for (i = 0; i < 24; ++i) {
bc[0] = st[keccakf_piln[i]];
st[keccakf_piln[i]] = ROTL64(t, keccakf_rotc[i]);
t = bc[0];
}
st[ 1] = ROTL64(st[ 6], 44);
st[ 6] = ROTL64(st[ 9], 20);
st[ 9] = ROTL64(st[22], 61);
st[22] = ROTL64(st[14], 39);
st[14] = ROTL64(st[20], 18);
st[20] = ROTL64(st[ 2], 62);
st[ 2] = ROTL64(st[12], 43);
st[12] = ROTL64(st[13], 25);
st[13] = ROTL64(st[19], 8);
st[19] = ROTL64(st[23], 56);
st[23] = ROTL64(st[15], 41);
st[15] = ROTL64(st[ 4], 27);
st[ 4] = ROTL64(st[24], 14);
st[24] = ROTL64(st[21], 2);
st[21] = ROTL64(st[ 8], 55);
st[ 8] = ROTL64(st[16], 45);
st[16] = ROTL64(st[ 5], 36);
st[ 5] = ROTL64(st[ 3], 28);
st[ 3] = ROTL64(st[18], 21);
st[18] = ROTL64(st[17], 15);
st[17] = ROTL64(st[11], 10);
st[11] = ROTL64(st[ 7], 6);
st[ 7] = ROTL64(st[10], 3);
st[10] = ROTL64(t, 1);
// Chi
for (j = 0; j < 25; j += 5) {
bc[0] = st[j ];
bc[1] = st[j + 1];
bc[2] = st[j + 2];
bc[3] = st[j + 3];
bc[4] = st[j + 4];
st[j ] ^= (~bc[1]) & bc[2];
st[j + 1] ^= (~bc[2]) & bc[3];
st[j + 2] ^= (~bc[3]) & bc[4];
st[j + 3] ^= (~bc[4]) & bc[0];
st[j + 4] ^= (~bc[0]) & bc[1];
}
// unrolled loop, where only last iteration is different
j = 0;
bc[0] = st[j ];
bc[1] = st[j + 1];
st[j ] ^= (~st[j + 1]) & st[j + 2];
st[j + 1] ^= (~st[j + 2]) & st[j + 3];
st[j + 2] ^= (~st[j + 3]) & st[j + 4];
st[j + 3] ^= (~st[j + 4]) & bc[0];
st[j + 4] ^= (~bc[0]) & bc[1];
j = 5;
bc[0] = st[j ];
bc[1] = st[j + 1];
st[j ] ^= (~st[j + 1]) & st[j + 2];
st[j + 1] ^= (~st[j + 2]) & st[j + 3];
st[j + 2] ^= (~st[j + 3]) & st[j + 4];
st[j + 3] ^= (~st[j + 4]) & bc[0];
st[j + 4] ^= (~bc[0]) & bc[1];
j = 10;
bc[0] = st[j ];
bc[1] = st[j + 1];
st[j ] ^= (~st[j + 1]) & st[j + 2];
st[j + 1] ^= (~st[j + 2]) & st[j + 3];
st[j + 2] ^= (~st[j + 3]) & st[j + 4];
st[j + 3] ^= (~st[j + 4]) & bc[0];
st[j + 4] ^= (~bc[0]) & bc[1];
j = 15;
bc[0] = st[j ];
bc[1] = st[j + 1];
st[j ] ^= (~st[j + 1]) & st[j + 2];
st[j + 1] ^= (~st[j + 2]) & st[j + 3];
st[j + 2] ^= (~st[j + 3]) & st[j + 4];
st[j + 3] ^= (~st[j + 4]) & bc[0];
st[j + 4] ^= (~bc[0]) & bc[1];
j = 20;
bc[0] = st[j ];
bc[1] = st[j + 1];
bc[2] = st[j + 2];
bc[3] = st[j + 3];
bc[4] = st[j + 4];
st[j ] ^= (~bc[1]) & bc[2];
st[j + 1] ^= (~bc[2]) & bc[3];
st[j + 2] ^= (~bc[3]) & bc[4];
st[j + 3] ^= (~bc[4]) & bc[0];
st[j + 4] ^= (~bc[0]) & bc[1];
// Iota
st[0] ^= keccakf_rndc[round];
}
@ -121,3 +169,8 @@ void keccak(const uint8_t *in, int inlen, uint8_t *md, int mdlen)
memcpy(md, st, mdlen);
}
void keccak1600(const uint8_t *in, int inlen, uint8_t *md)
{
keccak(in, inlen, md, sizeof(state_t));
}

1409
src/crypto/c_skein.c
View file

File diff suppressed because it is too large Load diff

2
src/crypto/c_skein.h
View file

@ -44,4 +44,6 @@ typedef u08b_t SkeinBitSequence; /* bit stream type */
SkeinHashReturn skein_hash(int hashbitlen, const SkeinBitSequence *data,
SkeinDataLength databitlen, SkeinBitSequence *hashval);
void xmr_skein(const SkeinBitSequence *data, SkeinBitSequence *hashval);
#endif /* ifndef _SKEIN_H_ */