mirror of
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130 lines
4.1 KiB
C
130 lines
4.1 KiB
C
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2016-2017 XMRig <support@xmrig.com>
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*
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#ifndef BUILD_TEST
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# include "xmrig.h"
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#endif
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#include "crypto/c_groestl.h"
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#include "crypto/c_blake256.h"
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#include "crypto/c_jh.h"
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#include "crypto/c_skein.h"
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#include "cryptonight.h"
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#include "options.h"
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void cryptonight_av1_aesni(void* output, const void* input, struct cryptonight_ctx* ctx);
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#if defined(__x86_64__)
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void cryptonight_av2_aesni_stak(void* output, const void* input, struct cryptonight_ctx* ctx);
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void cryptonight_av3_aesni_bmi2(void* output, const void* input, struct cryptonight_ctx* ctx);
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void cryptonight_av4_softaes(void* output, const void* input, struct cryptonight_ctx* ctx);
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void cryptonight_av5_aesni_experimental(void* output, const void* input, struct cryptonight_ctx* ctx);
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#elif defined(__i386__)
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// void cryptonight_av1_aesni32(void* output, const void* input, const char *memory, struct cryptonight_ctx* ctx);
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#endif
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//void cryptonight_av4_softaes(void* output, const void* input, struct cryptonight_ctx* ctx);
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void (*cryptonight_hash_ctx)(void* output, const void* input, struct cryptonight_ctx* ctx) = NULL;
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void cryptonight_init(int variant)
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{
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switch (variant) {
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case XMR_AV1_AESNI:
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cryptonight_hash_ctx = cryptonight_av1_aesni;
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break;
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# if defined(__x86_64__)
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case XMR_AV2_STAK:
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cryptonight_hash_ctx = cryptonight_av2_aesni_stak;
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break;
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case XMR_AV3_AESNI_BMI2:
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cryptonight_hash_ctx = cryptonight_av3_aesni_bmi2;
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break;
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case XMR_AV5_EXPERIMENTAL:
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cryptonight_hash_ctx = cryptonight_av5_aesni_experimental;
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break;
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# endif
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// case XMR_AV4_SOFT_AES:
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// cryptonight_hash_ctx = cryptonight_av4_softaes;
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// break;
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default:
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break;
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}
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}
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static inline void do_blake_hash(const void* input, size_t len, char* output) {
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blake256_hash((uint8_t*)output, input, len);
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}
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static inline void do_groestl_hash(const void* input, size_t len, char* output) {
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groestl(input, len * 8, (uint8_t*)output);
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}
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static inline void do_jh_hash(const void* input, size_t len, char* output) {
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jh_hash(32 * 8, input, 8 * len, (uint8_t*)output);
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}
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static inline void do_skein_hash(const void* input, size_t len, char* output) {
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skein_hash(8 * 32, input, 8 * len, (uint8_t*)output);
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}
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void (* const extra_hashes[4])(const void *, size_t, char *) = {do_blake_hash, do_groestl_hash, do_jh_hash, do_skein_hash};
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#ifndef BUILD_TEST
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int scanhash_cryptonight(int thr_id, uint32_t *hash, uint32_t *restrict pdata, const uint32_t *restrict ptarget, uint32_t max_nonce, unsigned long *restrict hashes_done, struct cryptonight_ctx *restrict ctx) {
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uint32_t *nonceptr = (uint32_t*) (((char*)pdata) + 39);
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uint32_t n = *nonceptr - 1;
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const uint32_t first_nonce = n + 1;
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do {
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*nonceptr = ++n;
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cryptonight_hash_ctx(hash, pdata, ctx);
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if (unlikely(hash[7] < ptarget[7])) {
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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 (likely((n <= max_nonce && !work_restart[thr_id].restart)));
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*hashes_done = n - first_nonce + 1;
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return 0;
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}
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#endif
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