mirror of
https://github.com/JayDDee/cpuminer-opt.git
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128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
#include "qubit-gate.h"
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#if !defined(QUBIT_8WAY) && !defined(QUBIT_4WAY)
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include "algo/luffa/luffa_for_sse2.h"
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#include "algo/cubehash/cubehash_sse2.h"
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#include "algo/simd/simd-hash-2way.h"
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#include "algo/shavite/sph_shavite.h"
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#if defined(__AES__) || defined(__ARM_FEATURE_AES)
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#include "algo/echo/aes_ni/hash_api.h"
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#else
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#include "algo/echo/sph_echo.h"
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#endif
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typedef struct
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{
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hashState_luffa luffa;
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cubehashParam cubehash;
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sph_shavite512_context shavite;
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simd512_context simd;
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#if defined(__AES__) || defined(__ARM_FEATURE_AES)
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hashState_echo echo;
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#else
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sph_echo512_context echo;
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#endif
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} qubit_ctx_holder;
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qubit_ctx_holder qubit_ctx;
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static __thread hashState_luffa qubit_luffa_mid;
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void init_qubit_ctx()
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{
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init_luffa(&qubit_ctx.luffa,512);
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cubehashInit(&qubit_ctx.cubehash,512,16,32);
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sph_shavite512_init(&qubit_ctx.shavite);
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#if defined(__AES__) || defined(__ARM_FEATURE_AES)
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init_echo(&qubit_ctx.echo, 512);
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#else
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sph_echo512_init(&qubit_ctx.echo);
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#endif
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};
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void qubit_luffa_midstate( const void* input )
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{
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memcpy( &qubit_luffa_mid, &qubit_ctx.luffa, sizeof qubit_luffa_mid );
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update_luffa( &qubit_luffa_mid, input, 64 );
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}
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void qubit_hash(void *output, const void *input)
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{
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unsigned char hash[128] __attribute((aligned(64)));
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#define hashB hash+64
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qubit_ctx_holder ctx;
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memcpy( &ctx, &qubit_ctx, sizeof(qubit_ctx) );
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const int midlen = 64; // bytes
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const int tail = 80 - midlen; // 16
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memcpy( &ctx.luffa, &qubit_luffa_mid, sizeof qubit_luffa_mid );
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update_and_final_luffa( &ctx.luffa, hash, input + midlen, tail );
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cubehashUpdateDigest( &ctx.cubehash, hash, hash, 64 );
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sph_shavite512( &ctx.shavite, hash, 64);
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sph_shavite512_close( &ctx.shavite, hash);
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simd512_ctx( &ctx.simd, hash, hash, 64 );
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#if defined(__AES__) || defined(__ARM_FEATURE_AES)
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update_final_echo( &ctx.echo, (BitSequence *) hash,
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(const BitSequence *) hash, 512 );
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#else
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sph_echo512 (&ctx.echo, (const void*) hash, 64);
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sph_echo512_close(&ctx.echo, (void*) hash);
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#endif
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memcpy(output, hash, 32);
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}
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int scanhash_qubit( 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 endiandata[20] __attribute__((aligned(64)));
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uint32_t hash64[8] __attribute__((aligned(64)));
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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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int thr_id = mythr->id; // thr_id arg is deprecated
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const uint32_t Htarg = ptarget[7];
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uint64_t htmax[] = { 0, 0xF, 0xFF, 0xFFF, 0xFFFF, 0x10000000 };
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uint32_t masks[] =
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{ 0xFFFFFFFF, 0xFFFFFFF0, 0xFFFFFF00, 0xFFFFF000, 0xFFFF0000, 0 };
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// we need bigendian data...
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swab32_array( endiandata, pdata, 20 );
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qubit_luffa_midstate( endiandata );
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for ( int m=0; m < 6; m++ )
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{
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if ( Htarg <= htmax[m] )
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{
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uint32_t mask = masks[m];
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do
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{
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pdata[19] = ++n;
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be32enc(&endiandata[19], n);
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qubit_hash(hash64, endiandata);
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if (!(hash64[7] & mask))
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if ( fulltest(hash64, ptarget) )
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submit_solution( work, hash64, mythr );
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} while ( n < max_nonce && !work_restart[thr_id].restart );
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break;
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}
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}
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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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#endif
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