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https://github.com/JayDDee/cpuminer-opt.git
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114 lines
3.1 KiB
C
114 lines
3.1 KiB
C
#include "lyra2-gate.h"
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#include <memory.h>
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#include "algo/blake/sph_blake.h"
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#include "algo/keccak/sph_keccak.h"
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#include "algo/skein/sph_skein.h"
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#include "algo/cubehash/cubehash_sse2.h"
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#if defined(__AES__)
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#include "algo/groestl/aes_ni/hash-groestl256.h"
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#else
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#include "algo/groestl/sph_groestl.h"
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#endif
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#include "lyra2.h"
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typedef struct {
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sph_blake256_context blake;
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sph_keccak256_context keccak;
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cubehashParam cube;
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sph_skein256_context skein;
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#if defined (__AES__)
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hashState_groestl256 groestl;
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#else
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sph_groestl256_context groestl;
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#endif
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} allium_ctx_holder;
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static __thread allium_ctx_holder allium_ctx;
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bool init_allium_ctx()
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{
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sph_keccak256_init( &allium_ctx.keccak );
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cubehashInit( &allium_ctx.cube, 256, 16, 32 );
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sph_skein256_init( &allium_ctx.skein );
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#if defined (__AES__)
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init_groestl256( &allium_ctx.groestl, 32 );
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#else
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sph_groestl256_init( &allium_ctx.groestl );
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#endif
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return true;
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}
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void allium_hash(void *state, const void *input)
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{
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uint32_t hash[8] __attribute__ ((aligned (64)));
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allium_ctx_holder ctx __attribute__ ((aligned (32)));
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memcpy( &ctx, &allium_ctx, sizeof(allium_ctx) );
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sph_blake256( &ctx.blake, input + 64, 16 );
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sph_blake256_close( &ctx.blake, hash );
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sph_keccak256( &ctx.keccak, hash, 32 );
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sph_keccak256_close( &ctx.keccak, hash );
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LYRA2RE( hash, 32, hash, 32, hash, 32, 1, 8, 8 );
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cubehashUpdateDigest( &ctx.cube, (byte*)hash, (const byte*)hash, 32 );
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LYRA2RE( hash, 32, hash, 32, hash, 32, 1, 8, 8 );
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sph_skein256( &ctx.skein, hash, 32 );
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sph_skein256_close( &ctx.skein, hash );
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#if defined (__AES__)
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update_and_final_groestl256( &ctx.groestl, hash, hash, 256 );
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#else
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sph_groestl256( &ctx.groestl, hash, 32 );
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sph_groestl256_close( &ctx.groestl, hash );
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#endif
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memcpy(state, hash, 32);
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}
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int scanhash_allium( int thr_id, 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 _ALIGN(128) hash[8];
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uint32_t _ALIGN(128) endiandata[20];
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uint32_t *pdata = work->data;
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uint32_t *ptarget = work->target;
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const uint32_t Htarg = ptarget[7];
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const uint32_t first_nonce = pdata[19];
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uint32_t nonce = first_nonce;
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/* int */ thr_id = mythr->id; // thr_id arg is deprecated
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if ( opt_benchmark )
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ptarget[7] = 0x3ffff;
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for ( int i = 0; i < 19; i++ )
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be32enc( &endiandata[i], pdata[i] );
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sph_blake256_init( &allium_ctx.blake );
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sph_blake256( &allium_ctx.blake, endiandata, 64 );
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do {
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be32enc( &endiandata[19], nonce );
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allium_hash( hash, endiandata );
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if ( hash[7] <= Htarg && fulltest( hash, ptarget ) )
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{
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work_set_target_ratio( work, hash );
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pdata[19] = nonce;
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*hashes_done = pdata[19] - first_nonce;
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return 1;
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}
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nonce++;
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} while (nonce < max_nonce && !work_restart[thr_id].restart);
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pdata[19] = nonce;
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*hashes_done = pdata[19] - first_nonce + 1;
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return 0;
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}
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