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v3.9.6
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53
algo/bmw/bmw512.c
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53
algo/bmw/bmw512.c
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#include "algo-gate-api.h"
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include "sph_bmw.h"
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void bmw512hash(void *state, const void *input)
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{
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sph_bmw512_context ctx;
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uint32_t hash[32];
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sph_bmw512_init( &ctx );
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sph_bmw512( &ctx,input, 80 );
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sph_bmw512_close( &ctx, hash );
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memcpy( state, hash, 32 );
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}
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int scanhash_bmw512( struct work *work, uint32_t max_nonce,
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uint64_t *hashes_done, struct thr_info *mythr )
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{
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uint32_t *pdata = work->data;
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uint32_t *ptarget = work->target;
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uint32_t n = pdata[19] - 1;
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const uint32_t first_nonce = pdata[19];
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//const uint32_t Htarg = ptarget[7];
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int thr_id = mythr->id; // thr_id arg is deprecated
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uint32_t _ALIGN(32) hash64[8];
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uint32_t endiandata[32];
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for (int i=0; i < 19; i++)
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be32enc(&endiandata[i], pdata[i]);
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do {
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pdata[19] = ++n;
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be32enc(&endiandata[19], n);
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bmw512hash(hash64, endiandata);
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if (((hash64[7]&0xFFFFFF00)==0) &&
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fulltest(hash64, ptarget)) {
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*hashes_done = n - first_nonce + 1;
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return true;
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}
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} while (n < max_nonce && !work_restart[thr_id].restart);
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*hashes_done = n - first_nonce + 1;
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pdata[19] = n;
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return 0;
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}
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