195 lines
6.6 KiB
C
195 lines
6.6 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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#include <string.h>
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#include <mm_malloc.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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const static char test_input[152] = {
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0x03, 0x05, 0xA0, 0xDB, 0xD6, 0xBF, 0x05, 0xCF, 0x16, 0xE5, 0x03, 0xF3, 0xA6, 0x6F, 0x78, 0x00,
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0x7C, 0xBF, 0x34, 0x14, 0x43, 0x32, 0xEC, 0xBF, 0xC2, 0x2E, 0xD9, 0x5C, 0x87, 0x00, 0x38, 0x3B,
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0x30, 0x9A, 0xCE, 0x19, 0x23, 0xA0, 0x96, 0x4B, 0x00, 0x00, 0x00, 0x08, 0xBA, 0x93, 0x9A, 0x62,
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0x72, 0x4C, 0x0D, 0x75, 0x81, 0xFC, 0xE5, 0x76, 0x1E, 0x9D, 0x8A, 0x0E, 0x6A, 0x1C, 0x3F, 0x92,
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0x4F, 0xDD, 0x84, 0x93, 0xD1, 0x11, 0x56, 0x49, 0xC0, 0x5E, 0xB6, 0x01,
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0x03, 0x05, 0xA0, 0xDB, 0xD6, 0xBF, 0x05, 0xCF, 0x16, 0xE5, 0x03, 0xF3, 0xA6, 0x6F, 0x78, 0x00,
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0x7C, 0xBF, 0x34, 0x14, 0x43, 0x32, 0xEC, 0xBF, 0xC2, 0x2E, 0xD9, 0x5C, 0x87, 0x00, 0x38, 0x3B,
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0x30, 0x9A, 0xCE, 0x19, 0x23, 0xA0, 0x96, 0x4B, 0x00, 0x00, 0x00, 0x08, 0xBA, 0x93, 0x9A, 0x62,
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0x72, 0x4C, 0x0D, 0x75, 0x81, 0xFC, 0xE5, 0x76, 0x1E, 0x9D, 0x8A, 0x0E, 0x6A, 0x1C, 0x3F, 0x92,
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0x4F, 0xDD, 0x84, 0x93, 0xD1, 0x11, 0x56, 0x49, 0xC0, 0x5E, 0xB6, 0x01
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};
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const static char test_output[64] = {
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0x1A, 0x3F, 0xFB, 0xEE, 0x90, 0x9B, 0x42, 0x0D, 0x91, 0xF7, 0xBE, 0x6E, 0x5F, 0xB5, 0x6D, 0xB7,
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0x1B, 0x31, 0x10, 0xD8, 0x86, 0x01, 0x1E, 0x87, 0x7E, 0xE5, 0x78, 0x6A, 0xFD, 0x08, 0x01, 0x00,
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0x1A, 0x3F, 0xFB, 0xEE, 0x90, 0x9B, 0x42, 0x0D, 0x91, 0xF7, 0xBE, 0x6E, 0x5F, 0xB5, 0x6D, 0xB7,
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0x1B, 0x31, 0x10, 0xD8, 0x86, 0x01, 0x1E, 0x87, 0x7E, 0xE5, 0x78, 0x6A, 0xFD, 0x08, 0x01, 0x00
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};
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void cryptonight_av1_aesni(const void* input, size_t size, void* output, struct cryptonight_ctx* ctx);
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void cryptonight_av2_aesni_double(const void* input, size_t size, void* output, struct cryptonight_ctx* ctx);
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void cryptonight_av4_softaes(const void* input, size_t size, void* output, struct cryptonight_ctx* ctx);
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void cryptonight_av5_softaes_double(const void* input, size_t size, void* output, struct cryptonight_ctx* ctx);
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#if defined(__x86_64__)
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void cryptonight_av3_aesni_bmi2(const void* input, size_t size, void* output, struct cryptonight_ctx* ctx);
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#endif
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void (*cryptonight_hash_ctx)(const void* input, size_t size, void* output, struct cryptonight_ctx* ctx) = NULL;
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static bool self_test() {
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char output[64];
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struct cryptonight_ctx *ctx = (struct cryptonight_ctx*) _mm_malloc(sizeof(struct cryptonight_ctx), 16);
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ctx->memory = (uint8_t *) _mm_malloc(MEMORY * 2, 16);
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cryptonight_hash_ctx(test_input, 76, output, ctx);
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_mm_free(ctx->memory);
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_mm_free(ctx);
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return memcmp(output, test_output, (opt_double_hash ? 64 : 32)) == 0;
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}
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bool 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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case XMR_AV2_AESNI_DOUBLE:
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opt_double_hash = true;
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cryptonight_hash_ctx = cryptonight_av2_aesni_double;
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break;
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# if defined(__x86_64__)
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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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# 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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case XMR_AV5_SOFT_AES_DOUBLE:
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opt_double_hash = true;
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cryptonight_hash_ctx = cryptonight_av5_softaes_double;
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break;
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default:
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break;
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}
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return self_test();
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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 blob, size_t blob_size, uint32_t target, uint32_t max_nonce, unsigned long *restrict hashes_done, struct cryptonight_ctx *restrict ctx) {
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uint32_t *nonceptr = (uint32_t*) (((char*) blob) + 39);
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do {
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cryptonight_hash_ctx(blob, blob_size, hash, ctx);
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(*hashes_done)++;
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if (unlikely(hash[7] < target)) {
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return 1;
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}
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(*nonceptr)++;
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} while (likely(((*nonceptr) < max_nonce && !work_restart[thr_id].restart)));
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return 0;
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}
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int scanhash_cryptonight_double(int thr_id, uint32_t *hash, uint8_t *restrict blob, size_t blob_size, uint32_t target, uint32_t max_nonce, unsigned long *restrict hashes_done, struct cryptonight_ctx *restrict ctx) {
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int rc = 0;
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uint32_t *nonceptr0 = (uint32_t*) (((char*) blob) + 39);
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uint32_t *nonceptr1 = (uint32_t*) (((char*) blob) + 39 + blob_size);
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do {
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cryptonight_hash_ctx(blob, blob_size, hash, ctx);
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(*hashes_done) += 2;
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if (unlikely(hash[7] < target)) {
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return rc |= 1;
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}
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if (unlikely(hash[15] < target)) {
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return rc |= 2;
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}
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if (rc) {
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break;
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}
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(*nonceptr0)++;
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(*nonceptr1)++;
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} while (likely(((*nonceptr0) < max_nonce && !work_restart[thr_id].restart)));
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return rc;
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}
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#endif
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