#pragma once

#include <stdint.h>
#include <string>

#include "xmrstak/jconf.hpp"
#include "xmrstak/backend/cryptonight.hpp"

typedef struct {
	int device_id;
	const char *device_name;
	int device_arch[2];
	int device_mpcount;
	int device_blocks;
	int device_threads;
	int device_bfactor;
	int device_bsleep;	
	int syncMode;

	uint32_t *d_input;
	uint32_t inputlen;
	uint32_t *d_result_count;
	uint32_t *d_result_nonce;
	uint32_t *d_long_state;
	uint32_t *d_ctx_state;
	uint32_t *d_ctx_state2;
	uint32_t *d_ctx_a;
	uint32_t *d_ctx_b;
	uint32_t *d_ctx_key1;
	uint32_t *d_ctx_key2;
	uint32_t *d_ctx_text;
	std::string name;
	size_t free_device_memory;
	size_t total_device_memory;
} nvid_ctx;

extern "C" {

/** get device count
 *
 * @param deviceCount[out] cuda device count
 * @return error code: 0 == error is occurred, 1 == no error
 */
int cuda_get_devicecount( int* deviceCount);
int cuda_get_deviceinfo(nvid_ctx *ctx);
int cryptonight_extra_cpu_init(nvid_ctx *ctx);
void cryptonight_extra_cpu_set_data( nvid_ctx* ctx, const void *data, uint32_t len);
void cryptonight_extra_cpu_prepare(nvid_ctx* ctx, uint32_t startNonce, xmrstak_algo miner_algo);
void cryptonight_extra_cpu_final(nvid_ctx* ctx, uint32_t startNonce, uint64_t target, uint32_t* rescount, uint32_t *resnonce,xmrstak_algo miner_algo);
}

void cryptonight_core_cpu_hash(nvid_ctx* ctx, xmrstak_algo miner_algo, uint32_t startNonce);