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slow-hash: fix for big endian

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moneromooo-monero 2018-10-31 13:27:51 +00:00
parent d850e05b53
commit b39fdf8ebe
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GPG key ID: 686F07454D6CEFC3
1 changed files with 21 additions and 20 deletions
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41
src/crypto/slow-hash.c
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@ -109,8 +109,8 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
memcpy(b + AES_BLOCK_SIZE, state.hs.b + 64, AES_BLOCK_SIZE); \ memcpy(b + AES_BLOCK_SIZE, state.hs.b + 64, AES_BLOCK_SIZE); \
xor64(b + AES_BLOCK_SIZE, state.hs.b + 80); \ xor64(b + AES_BLOCK_SIZE, state.hs.b + 80); \
xor64(b + AES_BLOCK_SIZE + 8, state.hs.b + 88); \ xor64(b + AES_BLOCK_SIZE + 8, state.hs.b + 88); \
division_result = state.hs.w[12]; \ division_result = SWAP64LE(state.hs.w[12]); \
sqrt_result = state.hs.w[13]; \ sqrt_result = SWAP64LE(state.hs.w[13]); \
} while (0) } while (0)
#define VARIANT2_SHUFFLE_ADD_SSE2(base_ptr, offset) \ #define VARIANT2_SHUFFLE_ADD_SSE2(base_ptr, offset) \
@ -145,30 +145,31 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
const uint64_t chunk1_old[2] = { chunk1[0], chunk1[1] }; \ const uint64_t chunk1_old[2] = { chunk1[0], chunk1[1] }; \
\ \
uint64_t b1[2]; \ uint64_t b1[2]; \
memcpy(b1, b + 16, 16); \ memcpy_swap64le(b1, b + 16, 2); \
chunk1[0] = chunk3[0] + b1[0]; \ chunk1[0] = SWAP64LE(chunk3[0] + b1[0]); \
chunk1[1] = chunk3[1] + b1[1]; \ chunk1[1] = SWAP64LE(chunk3[1] + b1[1]); \
\ \
uint64_t a0[2]; \ uint64_t a0[2]; \
memcpy(a0, a, 16); \ memcpy_swap64le(a0, a, 2); \
chunk3[0] = chunk2[0] + a0[0]; \ chunk3[0] = SWAP64LE(chunk2[0] + a0[0]); \
chunk3[1] = chunk2[1] + a0[1]; \ chunk3[1] = SWAP64LE(chunk2[1] + a0[1]); \
\ \
uint64_t b0[2]; \ uint64_t b0[2]; \
memcpy(b0, b, 16); \ memcpy_swap64le(b0, b, 2); \
chunk2[0] = chunk1_old[0] + b0[0]; \ chunk2[0] = SWAP64LE(chunk1_old[0] + b0[0]); \
chunk2[1] = chunk1_old[1] + b0[1]; \ chunk2[1] = SWAP64LE(chunk1_old[1] + b0[1]); \
} while (0) } while (0)
#define VARIANT2_INTEGER_MATH_DIVISION_STEP(b, ptr) \ #define VARIANT2_INTEGER_MATH_DIVISION_STEP(b, ptr) \
((uint64_t*)(b))[0] ^= division_result ^ (sqrt_result << 32); \ uint64_t tmpx = division_result ^ (sqrt_result << 32); \
((uint64_t*)(b))[0] ^= SWAP64LE(tmpx); \
{ \ { \
const uint64_t dividend = ((uint64_t*)(ptr))[1]; \ const uint64_t dividend = SWAP64LE(((uint64_t*)(ptr))[1]); \
const uint32_t divisor = (((uint64_t*)(ptr))[0] + (uint32_t)(sqrt_result << 1)) | 0x80000001UL; \ const uint32_t divisor = (SWAP64LE(((uint64_t*)(ptr))[0]) + (uint32_t)(sqrt_result << 1)) | 0x80000001UL; \
division_result = ((uint32_t)(dividend / divisor)) + \ division_result = ((uint32_t)(dividend / divisor)) + \
(((uint64_t)(dividend % divisor)) << 32); \ (((uint64_t)(dividend % divisor)) << 32); \
} \ } \
const uint64_t sqrt_input = ((uint64_t*)(ptr))[0] + division_result const uint64_t sqrt_input = SWAP64LE(((uint64_t*)(ptr))[0]) + division_result
#define VARIANT2_INTEGER_MATH_SSE2(b, ptr) \ #define VARIANT2_INTEGER_MATH_SSE2(b, ptr) \
do if (variant >= 2) \ do if (variant >= 2) \
@ -207,10 +208,10 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
#define VARIANT2_2() \ #define VARIANT2_2() \
do if (variant >= 2) \ do if (variant >= 2) \
{ \ { \
*U64(hp_state + (j ^ 0x10)) ^= hi; \ *U64(hp_state + (j ^ 0x10)) ^= SWAP64LE(hi); \
*(U64(hp_state + (j ^ 0x10)) + 1) ^= lo; \ *(U64(hp_state + (j ^ 0x10)) + 1) ^= SWAP64LE(lo); \
hi ^= *U64(hp_state + (j ^ 0x20)); \ hi ^= SWAP64LE(*U64(hp_state + (j ^ 0x20))); \
lo ^= *(U64(hp_state + (j ^ 0x20)) + 1); \ lo ^= SWAP64LE(*(U64(hp_state + (j ^ 0x20)) + 1)); \
} while (0) } while (0)
@ -1408,7 +1409,7 @@ static void (*const extra_hashes[4])(const void *, size_t, char *) = {
hash_extra_blake, hash_extra_groestl, hash_extra_jh, hash_extra_skein hash_extra_blake, hash_extra_groestl, hash_extra_jh, hash_extra_skein
}; };
static size_t e2i(const uint8_t* a, size_t count) { return (*((uint64_t*)a) / AES_BLOCK_SIZE) & (count - 1); } static size_t e2i(const uint8_t* a, size_t count) { return (SWAP64LE(*((uint64_t*)a)) / AES_BLOCK_SIZE) & (count - 1); }
static void mul(const uint8_t* a, const uint8_t* b, uint8_t* res) { static void mul(const uint8_t* a, const uint8_t* b, uint8_t* res) {
uint64_t a0, b0; uint64_t a0, b0;