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committing a quick attempt at NIST5 (TalkCoin)
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| Original file line number | Diff line number | Diff line change |
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| extern "C" | ||
| { | ||
| #include "sph/sph_blake.h" | ||
| #include "sph/sph_groestl.h" | ||
| #include "sph/sph_skein.h" | ||
| #include "sph/sph_jh.h" | ||
| #include "sph/sph_keccak.h" | ||
| #include "miner.h" | ||
| } | ||
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| #include <stdint.h> | ||
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| // aus cpu-miner.c | ||
| extern int device_map[8]; | ||
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| // Speicher für Input/Output der verketteten Hashfunktionen | ||
| static uint32_t *d_hash[8]; | ||
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| extern void quark_blake512_cpu_init(int thr_id, int threads); | ||
| extern void quark_blake512_cpu_setBlock_80(void *pdata); | ||
| extern void quark_blake512_cpu_hash_80(int thr_id, int threads, uint32_t startNounce, uint32_t *d_hash, int order); | ||
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| extern void quark_groestl512_cpu_init(int thr_id, int threads); | ||
| extern void quark_groestl512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); | ||
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| extern void quark_jh512_cpu_init(int thr_id, int threads); | ||
| extern void quark_jh512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); | ||
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| extern void quark_keccak512_cpu_init(int thr_id, int threads); | ||
| extern void quark_keccak512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); | ||
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| extern void quark_skein512_cpu_init(int thr_id, int threads); | ||
| extern void quark_skein512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); | ||
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| extern void quark_check_cpu_init(int thr_id, int threads); | ||
| extern void quark_check_cpu_setTarget(const void *ptarget); | ||
| extern uint32_t quark_check_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_inputHash, int order); | ||
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| // Original nist5hash Funktion aus einem miner Quelltext | ||
| inline void nist5hash(void *state, const void *input) | ||
| { | ||
| sph_blake512_context ctx_blake; | ||
| sph_groestl512_context ctx_groestl; | ||
| sph_jh512_context ctx_jh; | ||
| sph_keccak512_context ctx_keccak; | ||
| sph_skein512_context ctx_skein; | ||
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| unsigned char hash[64]; | ||
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| sph_blake512_init(&ctx_blake); | ||
| // ZBLAKE; | ||
| sph_blake512 (&ctx_blake, input, 80); | ||
| sph_blake512_close(&ctx_blake, (void*) hash); | ||
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| sph_groestl512_init(&ctx_groestl); | ||
| // ZGROESTL; | ||
| sph_groestl512 (&ctx_groestl, (const void*) hash, 64); | ||
| sph_groestl512_close(&ctx_groestl, (void*) hash); | ||
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| sph_jh512_init(&ctx_jh); | ||
| // ZJH; | ||
| sph_jh512 (&ctx_jh, (const void*) hash, 64); | ||
| sph_jh512_close(&ctx_jh, (void*) hash); | ||
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| sph_keccak512_init(&ctx_keccak); | ||
| // ZKECCAK; | ||
| sph_keccak512 (&ctx_keccak, (const void*) hash, 64); | ||
| sph_keccak512_close(&ctx_keccak, (void*) hash); | ||
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| sph_skein512_init(&ctx_skein); | ||
| // ZSKEIN; | ||
| sph_skein512 (&ctx_skein, (const void*) hash, 64); | ||
| sph_skein512_close(&ctx_skein, (void*) hash); | ||
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| memcpy(state, hash, 32); | ||
| } | ||
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| extern bool opt_benchmark; | ||
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| extern "C" int scanhash_nist5(int thr_id, uint32_t *pdata, | ||
| const uint32_t *ptarget, uint32_t max_nonce, | ||
| unsigned long *hashes_done) | ||
| { | ||
| const uint32_t first_nonce = pdata[19]; | ||
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| // TODO: entfernen für eine Release! Ist nur zum Testen! | ||
| if (opt_benchmark) | ||
| ((uint32_t*)ptarget)[7] = 0x0000ff; | ||
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| const uint32_t Htarg = ptarget[7]; | ||
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| const int throughput = 256*4096; // 100; | ||
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| static bool init[8] = {0,0,0,0,0,0,0,0}; | ||
| if (!init[thr_id]) | ||
| { | ||
| cudaSetDevice(device_map[thr_id]); | ||
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| // Konstanten kopieren, Speicher belegen | ||
| cudaMalloc(&d_hash[thr_id], 16 * sizeof(uint32_t) * throughput); | ||
| quark_blake512_cpu_init(thr_id, throughput); | ||
| quark_groestl512_cpu_init(thr_id, throughput); | ||
| quark_jh512_cpu_init(thr_id, throughput); | ||
| quark_keccak512_cpu_init(thr_id, throughput); | ||
| quark_skein512_cpu_init(thr_id, throughput); | ||
| quark_check_cpu_init(thr_id, throughput); | ||
| init[thr_id] = true; | ||
| } | ||
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| uint32_t endiandata[20]; | ||
| for (int k=0; k < 20; k++) | ||
| be32enc(&endiandata[k], ((uint32_t*)pdata)[k]); | ||
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| quark_blake512_cpu_setBlock_80((void*)endiandata); | ||
| quark_check_cpu_setTarget(ptarget); | ||
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| do { | ||
| int order = 0; | ||
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| // erstes Blake512 Hash mit CUDA | ||
| quark_blake512_cpu_hash_80(thr_id, throughput, pdata[19], d_hash[thr_id], order++); | ||
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| // das ist der unbedingte Branch für Groestl512 | ||
| quark_groestl512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); | ||
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| // das ist der unbedingte Branch für JH512 | ||
| quark_jh512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); | ||
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| // das ist der unbedingte Branch für Keccak512 | ||
| quark_keccak512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); | ||
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| // das ist der unbedingte Branch für Skein512 | ||
| quark_skein512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); | ||
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| // Scan nach Gewinner Hashes auf der GPU | ||
| uint32_t foundNonce = quark_check_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); | ||
| if (foundNonce != 0xffffffff) | ||
| { | ||
| uint32_t vhash64[8]; | ||
| be32enc(&endiandata[19], foundNonce); | ||
| nist5hash(vhash64, endiandata); | ||
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| if ((vhash64[7]<=Htarg) && fulltest(vhash64, ptarget)) { | ||
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| pdata[19] = foundNonce; | ||
| *hashes_done = foundNonce - first_nonce + 1; | ||
| return 1; | ||
| } else { | ||
| applog(LOG_INFO, "GPU #%d: result for nonce $%08X does not validate on CPU!", thr_id, foundNonce); | ||
| } | ||
| } | ||
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| pdata[19] += throughput; | ||
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| } while (pdata[19] < max_nonce && !work_restart[thr_id].restart); | ||
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| *hashes_done = pdata[19] - first_nonce + 1; | ||
| return 0; | ||
| } |
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