mirror of
https://github.com/JayDDee/cpuminer-opt.git
synced 2025-09-17 23:44:27 +00:00
104 lines
2.2 KiB
C
104 lines
2.2 KiB
C
#include "miner.h"
|
|
#include "algo-gate-api.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
|
|
#ifdef NO_AES_NI
|
|
#include "sph_groestl.h"
|
|
#else
|
|
#include "aes_ni/hash-groestl.h"
|
|
#endif
|
|
#include "algo/sha3/sph_sha2.h"
|
|
|
|
typedef struct {
|
|
#ifdef NO_AES_NI
|
|
sph_groestl512_context groestl;
|
|
#else
|
|
hashState_groestl groestl;
|
|
#endif
|
|
sph_sha256_context sha;
|
|
} myrgr_ctx_holder;
|
|
|
|
myrgr_ctx_holder myrgr_ctx;
|
|
|
|
void init_myrgr_ctx()
|
|
{
|
|
#ifdef NO_AES_NI
|
|
sph_groestl512_init( &myrgr_ctx.groestl );
|
|
#else
|
|
init_groestl (&myrgr_ctx.groestl );
|
|
#endif
|
|
sph_sha256_init(&myrgr_ctx.sha);
|
|
}
|
|
|
|
void myriadhash(void *output, const void *input)
|
|
{
|
|
myrgr_ctx_holder ctx;
|
|
memcpy( &ctx, &myrgr_ctx, sizeof(myrgr_ctx) );
|
|
|
|
uint32_t _ALIGN(32) hash[16];
|
|
|
|
#ifdef NO_AES_NI
|
|
sph_groestl512(&ctx.groestl, input, 80);
|
|
sph_groestl512_close(&ctx.groestl, hash);
|
|
#else
|
|
update_groestl( &ctx.groestl, (char*)input, 640 );
|
|
final_groestl( &ctx.groestl, (char*)hash);
|
|
#endif
|
|
|
|
sph_sha256(&ctx.sha, hash, 64);
|
|
sph_sha256_close(&ctx.sha, hash);
|
|
|
|
memcpy(output, hash, 32);
|
|
}
|
|
|
|
int scanhash_myriad(int thr_id, struct work *work,
|
|
uint32_t max_nonce, uint64_t *hashes_done)
|
|
{
|
|
uint32_t *pdata = work->data;
|
|
uint32_t *ptarget = work->target;
|
|
|
|
uint32_t _ALIGN(64) endiandata[20];
|
|
const uint32_t first_nonce = pdata[19];
|
|
uint32_t nonce = first_nonce;
|
|
|
|
if (opt_benchmark)
|
|
((uint32_t*)ptarget)[7] = 0x0000ff;
|
|
|
|
swab32_array( endiandata, pdata, 20 );
|
|
|
|
do {
|
|
const uint32_t Htarg = ptarget[7];
|
|
uint32_t hash[8];
|
|
be32enc(&endiandata[19], nonce);
|
|
myriadhash(hash, endiandata);
|
|
|
|
if (hash[7] <= Htarg && fulltest(hash, ptarget)) {
|
|
pdata[19] = nonce;
|
|
*hashes_done = pdata[19] - first_nonce;
|
|
return 1;
|
|
}
|
|
nonce++;
|
|
|
|
} while (nonce < max_nonce && !work_restart[thr_id].restart);
|
|
|
|
pdata[19] = nonce;
|
|
*hashes_done = pdata[19] - first_nonce + 1;
|
|
return 0;
|
|
}
|
|
|
|
bool register_myriad_algo( algo_gate_t* gate )
|
|
{
|
|
gate->optimizations = SSE2_OPT | AES_OPT;
|
|
init_myrgr_ctx();
|
|
gate->scanhash = (void*)&scanhash_myriad;
|
|
gate->hash = (void*)&myriadhash;
|
|
gate->hash_alt = (void*)&myriadhash;
|
|
gate->get_max64 = (void*)&get_max64_0x3ffff;
|
|
return true;
|
|
};
|
|
|