xmrig/algo/cryptonight/cryptonight.h
2017-04-15 09:02:08 +03:00

72 lines
2.4 KiB
C

/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2016-2017 XMRig <support@xmrig.com>
*
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __CRYPTONIGHT_H__
#define __CRYPTONIGHT_H__
#include <stddef.h>
#include <stdint.h>
#define MEMORY (1 << 21) /* 2 MiB */
#define MEMORY_M128I (MEMORY >> 4) // 2 MiB / 16 = 128 ki * __m128i
#define ITER (1 << 20)
#define AES_BLOCK_SIZE 16
#define AES_KEY_SIZE 32 /*16*/
#define INIT_SIZE_BLK 8
#define INIT_SIZE_BYTE (INIT_SIZE_BLK * AES_BLOCK_SIZE) // 128
#define INIT_SIZE_M128I (INIT_SIZE_BYTE >> 4) // 8
#pragma pack(push, 1)
union hash_state {
uint8_t b[200];
uint64_t w[25];
};
#pragma pack(pop)
#pragma pack(push, 1)
union cn_slow_hash_state {
union hash_state hs;
struct {
uint8_t k[64];
uint8_t init[INIT_SIZE_BYTE];
};
};
#pragma pack(pop)
struct cryptonight_ctx {
union cn_slow_hash_state state;
uint8_t text[INIT_SIZE_BYTE] __attribute((aligned(16)));
uint64_t a[2] __attribute__((aligned(16)));
uint64_t b[2] __attribute__((aligned(16)));
uint64_t c[2] __attribute__((aligned(16)));
};
extern void (* const extra_hashes[4])(const void *, size_t, char *);
void cryptonight_init(int variant);
void cryptonight_hash(void* output, const void* input, size_t input_len);
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, const char *memory, struct cryptonight_ctx *persistentctx);
#endif /* __CRYPTONIGHT_H__ */