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| author | NoodleDoodleNoodleDoodleNoodleDoodleNoo <xeven77@outlook.com> | 2014-05-07 11:15:45 -0700 |
|---|---|---|
| committer | NoodleDoodleNoodleDoodleNoodleDoodleNoo <xeven77@outlook.com> | 2014-05-07 11:15:45 -0700 |
| commit | 3cc45e9324a402aee91e2f46861b2ca393d711aa (patch) | |
| tree | a83476404ebfe7aaf221300d4c247d77b9d48428 /src | |
| parent | Merge pull request #1 from vertoe/master (diff) | |
| download | monero-3cc45e9324a402aee91e2f46861b2ca393d711aa.tar.xz | |
Update slow-hash.c
Fixed scratchpad initialization/finalization for faster looping.
Diffstat (limited to 'src')
| -rw-r--r-- | src/crypto/slow-hash.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/src/crypto/slow-hash.c b/src/crypto/slow-hash.c index c7264bd96..6495e490e 100644 --- a/src/crypto/slow-hash.c +++ b/src/crypto/slow-hash.c @@ -95,12 +95,11 @@ void cn_slow_hash(const void *data, size_t length, char *hash) { memcpy(text, state.init, INIT_SIZE_BYTE); memcpy(aes_key, state.hs.b, AES_KEY_SIZE); aes_ctx = oaes_alloc(); + + oaes_key_import_data(aes_ctx, aes_key, AES_KEY_SIZE); for (i = 0; i < MEMORY / INIT_SIZE_BYTE; i++) { - for (j = 0; j < INIT_SIZE_BLK; j++) { - oaes_key_import_data(aes_ctx, aes_key, AES_KEY_SIZE); + for (j = 0; j < INIT_SIZE_BLK; j++) { oaes_pseudo_encrypt_ecb(aes_ctx, &text[AES_BLOCK_SIZE * j]); - /*memcpy(aes_key, &text[AES_BLOCK_SIZE * j], AES_KEY_SIZE);*/ - memcpy(aes_key, state.hs.b, AES_KEY_SIZE); } memcpy(&long_state[i * INIT_SIZE_BYTE], text, INIT_SIZE_BYTE); } @@ -137,10 +136,9 @@ void cn_slow_hash(const void *data, size_t length, char *hash) { } memcpy(text, state.init, INIT_SIZE_BYTE); + oaes_key_import_data(aes_ctx, &state.hs.b[32], AES_KEY_SIZE); for (i = 0; i < MEMORY / INIT_SIZE_BYTE; i++) { for (j = 0; j < INIT_SIZE_BLK; j++) { - /*oaes_key_import_data(aes_ctx, &long_state[i * INIT_SIZE_BYTE + j * AES_BLOCK_SIZE], AES_KEY_SIZE);*/ - oaes_key_import_data(aes_ctx, &state.hs.b[32], AES_KEY_SIZE); xor_blocks(&text[j * AES_BLOCK_SIZE], &long_state[i * INIT_SIZE_BYTE + j * AES_BLOCK_SIZE]); oaes_pseudo_encrypt_ecb(aes_ctx, &text[j * AES_BLOCK_SIZE]); } |