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v3.4.12

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Jay D Dee
2016-11-28 12:59:56 -05:00
parent c551fb4a25
commit 06f82c5b97
10 changed files with 58 additions and 1297 deletions
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31
algo/scrypt.c
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@@ -48,6 +48,7 @@ static const uint32_t finalblk[16] = {
};
static __thread char *scratchbuf;
int scratchbuf_size = 0;
static inline void HMAC_SHA256_80_init(const uint32_t *key,
uint32_t *tstate, uint32_t *ostate)
@@ -726,29 +727,29 @@ extern int scanhash_scrypt( int thr_id, struct work *work, uint32_t max_nonce,
#if defined(HAVE_SHA256_4WAY)
if (throughput == 4)
scrypt_1024_1_1_256_4way(data, hash, midstate,
scratchbuf, opt_scrypt_n);
scratchbuf, scratchbuf_size );
else
#endif
#if defined(HAVE_SCRYPT_3WAY) && defined(HAVE_SHA256_4WAY)
if (throughput == 12)
scrypt_1024_1_1_256_12way(data, hash, midstate,
scratchbuf, opt_scrypt_n);
scratchbuf, scratchbuf_size );
else
#endif
#if defined(HAVE_SCRYPT_6WAY)
if (throughput == 24)
scrypt_1024_1_1_256_24way(data, hash, midstate,
scratchbuf, opt_scrypt_n);
scratchbuf, scratchbuf_size );
else
#endif
#if defined(HAVE_SCRYPT_3WAY)
if (throughput == 3)
scrypt_1024_1_1_256_3way(data, hash, midstate,
scratchbuf, opt_scrypt_n);
scratchbuf, scratchbuf_size );
else
#endif
scrypt_1024_1_1_256(data, hash, midstate, scratchbuf,
opt_scrypt_n);
scratchbuf_size );
for (i = 0; i < throughput; i++) {
if (unlikely(hash[i * 8 + 7] <= Htarg && fulltest(hash + i * 8, ptarget))) {
@@ -764,19 +765,11 @@ extern int scanhash_scrypt( int thr_id, struct work *work, uint32_t max_nonce,
return 0;
}
int64_t scrypt_get_max64()
{
int64_t max64 = opt_scrypt_n < 16 ? 0x3ffff : 0x3fffff / opt_scrypt_n;
if ( opt_nfactor > 3)
max64 >>= ( opt_nfactor - 3);
else if ( opt_nfactor > 16)
max64 = 0xF;
return max64;
}
int64_t scrypt_get_max64() { return 0xfff; }
bool scrypt_miner_thread_init( int thr_id )
{
scratchbuf = scrypt_buffer_alloc( opt_scrypt_n );
scratchbuf = scrypt_buffer_alloc( scratchbuf_size );
if ( scratchbuf )
return true;
applog( LOG_ERR, "Thread %u: Scrypt buffer allocation failed", thr_id );
@@ -791,8 +784,10 @@ bool register_scrypt_algo( algo_gate_t* gate )
gate->hash_alt = (void*)&scrypt_1024_1_1_256_24way;
gate->set_target = (void*)&scrypt_set_target;
gate->get_max64 = (void*)&scrypt_get_max64;
if ( opt_nfactor == 0 )
opt_nfactor = 6;
return true;
if ( !opt_scrypt_n )
scratchbuf_size = 1024;
else
scratchbuf_size = opt_scrypt_n;
};