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Merge pull request #1868

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585c9176 Specify "524,288" iterations instead of "500,000" (darentuzi)
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Riccardo Spagni 2017-03-15 18:21:43 +01:00
commit e5b5d041f5
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1 changed files with 5 additions and 5 deletions
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src/crypto/slow-hash.c
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@ -494,7 +494,7 @@ void slow_hash_free_state(void)
* buffer of pseudorandom data by hashing the supplied data. It then uses this * buffer of pseudorandom data by hashing the supplied data. It then uses this
* random data to fill a large 2MB buffer with pseudorandom data by iteratively * random data to fill a large 2MB buffer with pseudorandom data by iteratively
* encrypting it using 10 rounds of AES per entry. After this initialization, * encrypting it using 10 rounds of AES per entry. After this initialization,
* it executes 500,000 rounds of mixing through the random 2MB buffer using * it executes 524,288 rounds of mixing through the random 2MB buffer using
* AES (typically provided in hardware on modern CPUs) and a 64 bit multiply. * AES (typically provided in hardware on modern CPUs) and a 64 bit multiply.
* Finally, it re-mixes this large buffer back into * Finally, it re-mixes this large buffer back into
* the 200 byte "text" buffer, and then hashes this buffer using one of four * the 200 byte "text" buffer, and then hashes this buffer using one of four
@ -578,8 +578,8 @@ void cn_slow_hash(const void *data, size_t length, char *hash)
U64(b)[0] = U64(&state.k[16])[0] ^ U64(&state.k[48])[0]; U64(b)[0] = U64(&state.k[16])[0] ^ U64(&state.k[48])[0];
U64(b)[1] = U64(&state.k[16])[1] ^ U64(&state.k[48])[1]; U64(b)[1] = U64(&state.k[16])[1] ^ U64(&state.k[48])[1];
/* CryptoNight Step 3: Bounce randomly 1 million times through the mixing buffer, /* CryptoNight Step 3: Bounce randomly 1,048,576 times (1<<20) through the mixing buffer,
* using 500,000 iterations of the following mixing function. Each execution * using 524,288 iterations of the following mixing function. Each execution
* performs two reads and writes from the mixing buffer. * performs two reads and writes from the mixing buffer.
*/ */
@ -895,8 +895,8 @@ void cn_slow_hash(const void *data, size_t length, char *hash)
U64(b)[0] = U64(&state.k[16])[0] ^ U64(&state.k[48])[0]; U64(b)[0] = U64(&state.k[16])[0] ^ U64(&state.k[48])[0];
U64(b)[1] = U64(&state.k[16])[1] ^ U64(&state.k[48])[1]; U64(b)[1] = U64(&state.k[16])[1] ^ U64(&state.k[48])[1];
/* CryptoNight Step 3: Bounce randomly 1 million times through the mixing buffer, /* CryptoNight Step 3: Bounce randomly 1,048,576 times (1<<20) through the mixing buffer,
* using 500,000 iterations of the following mixing function. Each execution * using 524,288 iterations of the following mixing function. Each execution
* performs two reads and writes from the mixing buffer. * performs two reads and writes from the mixing buffer.
*/ */