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Xcoin.c
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Xcoin.c
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#include "cpuminer-config.h"
#include "miner.h"
#include <string.h>
#include <stdint.h>
#include "sph_blake.h"
#include "sph_bmw.h"
#include "sph_groestl.h"
#include "sph_jh.h"
#include "sph_keccak.h"
#include "sph_skein.h"
#include "sph_gost.h"
#include "sph_luffa.h"
#include "sph_cubehash.h"
#include "sph_shavite.h"
#include "sph_simd.h"
#include "sph_echo.h"
/* Move init out of loop, so init once externally, and then use one single memcpy with that bigger memory block */
typedef struct {
sph_blake512_context blake1;
sph_bmw512_context bmw1;
sph_groestl512_context groestl1;
sph_skein512_context skein1;
sph_jh512_context jh1;
sph_keccak512_context keccak1;
sph_gost512_context gost1;
sph_luffa512_context luffa1;
sph_cubehash512_context cubehash1;
sph_shavite512_context shavite1;
sph_simd512_context simd1;
sph_echo512_context echo1;
} Xhash_context_holder;
Xhash_context_holder base_contexts;
void init_Xhash_contexts()
{
sph_blake512_init(&base_contexts.blake1);
sph_bmw512_init(&base_contexts.bmw1);
sph_groestl512_init(&base_contexts.groestl1);
sph_skein512_init(&base_contexts.skein1);
sph_jh512_init(&base_contexts.jh1);
sph_keccak512_init(&base_contexts.keccak1);
sph_gost512_init(&base_contexts.gost1);
sph_luffa512_init(&base_contexts.luffa1);
sph_cubehash512_init(&base_contexts.cubehash1);
sph_shavite512_init(&base_contexts.shavite1);
sph_simd512_init(&base_contexts.simd1);
sph_echo512_init(&base_contexts.echo1);
}
static void Xhash(void *state, const void *input)
{
Xhash_context_holder ctx;
uint32_t hashA[16], hashB[16];
//blake-bmw-groestl-sken-jh-meccak-luffa-cubehash-shivite-simd-echo
memcpy(&ctx, &base_contexts, sizeof(base_contexts));
sph_blake512 (&ctx.blake1, input, 80);
sph_blake512_close (&ctx.blake1, hashA);
sph_bmw512 (&ctx.bmw1, hashA, 64);
sph_bmw512_close(&ctx.bmw1, hashB);
sph_groestl512 (&ctx.groestl1, hashB, 64);
sph_groestl512_close(&ctx.groestl1, hashA);
sph_skein512 (&ctx.skein1, hashA, 64);
sph_skein512_close(&ctx.skein1, hashB);
sph_jh512 (&ctx.jh1, hashB, 64);
sph_jh512_close(&ctx.jh1, hashA);
sph_keccak512 (&ctx.keccak1, hashA, 64);
sph_keccak512_close(&ctx.keccak1, hashB);
sph_gost512 (&ctx.gost1, hashB, 64);
sph_gost512_close(&ctx.gost1, hashA);
sph_luffa512 (&ctx.luffa1, hashA, 64);
sph_luffa512_close (&ctx.luffa1, hashB);
sph_cubehash512 (&ctx.cubehash1, hashB, 64);
sph_cubehash512_close(&ctx.cubehash1, hashA);
sph_shavite512 (&ctx.shavite1, hashA, 64);
sph_shavite512_close(&ctx.shavite1, hashB);
sph_simd512 (&ctx.simd1, hashB, 64);
sph_simd512_close(&ctx.simd1, hashA);
sph_echo512 (&ctx.echo1, hashA, 64);
sph_echo512_close(&ctx.echo1, hashB);
memcpy(state, hashB, 32);
}
int scanhash_X(int thr_id, uint32_t *pdata, const uint32_t *ptarget,
uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t n = pdata[19] - 1;
const uint32_t first_nonce = pdata[19];
const uint32_t Htarg = ptarget[7];
uint32_t hash64[8] __attribute__((aligned(32)));
uint32_t endiandata[32];
int kk=0;
for (; kk < 32; kk++)
{
be32enc(&endiandata[kk], ((uint32_t*)pdata)[kk]);
};
if (ptarget[7]==0) {
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
Xhash(hash64, &endiandata);
if (((hash64[7]&0xFFFFFFFF)==0) &&
fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
return true;
}
} while (n < max_nonce && !work_restart[thr_id].restart);
}
else if (ptarget[7]<=0xF)
{
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
Xhash(hash64, &endiandata);
if (((hash64[7]&0xFFFFFFF0)==0) &&
fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
return true;
}
} while (n < max_nonce && !work_restart[thr_id].restart);
}
else if (ptarget[7]<=0xFF)
{
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
Xhash(hash64, &endiandata);
if (((hash64[7]&0xFFFFFF00)==0) &&
fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
return true;
}
} while (n < max_nonce && !work_restart[thr_id].restart);
}
else if (ptarget[7]<=0xFFF)
{
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
Xhash(hash64, &endiandata);
if (((hash64[7]&0xFFFFF000)==0) &&
fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
return true;
}
} while (n < max_nonce && !work_restart[thr_id].restart);
}
else if (ptarget[7]<=0xFFFF)
{
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
Xhash(hash64, &endiandata);
if (((hash64[7]&0xFFFF0000)==0) &&
fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
return true;
}
} while (n < max_nonce && !work_restart[thr_id].restart);
}
else
{
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
Xhash(hash64, &endiandata);
if (fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
return true;
}
} while (n < max_nonce && !work_restart[thr_id].restart);
}
*hashes_done = n - first_nonce + 1;
pdata[19] = n;
return 0;
}