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malloc scratchpad for all supported android archs

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This commit is contained in:
m2049r 2018-03-30 13:01:41 +02:00
parent 7090121b13
commit 66100f2fa4
No known key found for this signature in database
GPG Key ID: 4386E69AF260078D
1 changed files with 39 additions and 2 deletions
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41
src/crypto/slow-hash.c
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@ -905,10 +905,35 @@ STATIC INLINE void aes_pseudo_round_xor(const uint8_t *in, uint8_t *out, const u
}
}
STATIC INLINE void* aligned_malloc(size_t size, size_t align)
{
void *result;
#ifdef _MSC_VER
result = _aligned_malloc(size, align);
#else
if (posix_memalign(&result, align, size)) result = NULL;
#endif
return result;
}
STATIC INLINE void aligned_free(void *ptr)
{
#ifdef _MSC_VER
_aligned_free(ptr);
#else
free(ptr);
#endif
}
void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int prehashed)
{
RDATA_ALIGN16 uint8_t expandedKey[240];
#ifndef FORCE_USE_HEAP
RDATA_ALIGN16 uint8_t hp_state[MEMORY];
#else
uint8_t *hp_state = (uint8_t *)aligned_malloc(MEMORY,16);
#endif
uint8_t text[INIT_SIZE_BYTE];
RDATA_ALIGN16 uint64_t a[2];
@ -993,6 +1018,10 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
memcpy(state.init, text, INIT_SIZE_BYTE);
hash_permutation(&state.hs);
extra_hashes[state.hs.b[0] & 3](&state, 200, hash);
#ifdef FORCE_USE_HEAP
aligned_free(hp_state);
#endif
}
#else /* aarch64 && crypto */
@ -1127,8 +1156,7 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
#ifndef FORCE_USE_HEAP
uint8_t long_state[MEMORY];
#else
uint8_t *long_state = NULL;
long_state = (uint8_t *)malloc(MEMORY);
uint8_t *long_state = (uint8_t *)malloc(MEMORY);
#endif
if (prehashed) {
@ -1294,7 +1322,12 @@ union cn_slow_hash_state {
#pragma pack(pop)
void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int prehashed) {
#ifndef FORCE_USE_HEAP
uint8_t long_state[MEMORY];
#else
uint8_t *long_state = (uint8_t *)malloc(MEMORY);
#endif
union cn_slow_hash_state state;
uint8_t text[INIT_SIZE_BYTE];
uint8_t a[AES_BLOCK_SIZE];
@ -1370,6 +1403,10 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
/*memcpy(hash, &state, 32);*/
extra_hashes[state.hs.b[0] & 3](&state, 200, hash);
oaes_free((OAES_CTX **) &aes_ctx);
#ifdef FORCE_USE_HEAP
free(long_state);
#endif
}
#endif