thodg/cgminer/miner.h

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• Hash : c0935a94
  Author :
  Date : 2011-02-10T00:41:44
  

  Re-use CURL object, thereby caching DNS and HTTP connections where possible.

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• miner.h

• #ifndef __MINER_H__
  #define __MINER_H__
  
  #include <stdbool.h>
  #include <stdint.h>
  #include <sys/time.h>
  #include <jansson.h>
  #include <curl/curl.h>
  
  #ifdef __SSE2__
  #define WANT_SSE2_4WAY 1
  #endif
  
  #if defined(__i386__) || defined(__x86_64__)
  #define WANT_VIA_PADLOCK 1
  #endif
  
  #if defined(__i386__)
  #define WANT_CRYPTOPP_ASM32
  #endif
  
  #ifndef ARRAY_SIZE
  #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
  #endif
  
  static inline uint32_t swab32(uint32_t v)
  {
  	return __builtin_bswap32(v);
  }
  
  static inline void swap256(void *dest_p, const void *src_p)
  {
  	uint32_t *dest = dest_p;
  	const uint32_t *src = src_p;
  
  	dest[0] = src[7];
  	dest[1] = src[6];
  	dest[2] = src[5];
  	dest[3] = src[4];
  	dest[4] = src[3];
  	dest[5] = src[2];
  	dest[6] = src[1];
  	dest[7] = src[0];
  }
  
  extern bool opt_debug;
  extern bool opt_protocol;
  extern const uint32_t sha256_init_state[];
  extern json_t *json_rpc_call(CURL *curl, const char *url, const char *userpass,
  			     const char *rpc_req);
  extern char *bin2hex(unsigned char *p, size_t len);
  extern bool hex2bin(unsigned char *p, const char *hexstr, size_t len);
  
  extern unsigned int ScanHash_4WaySSE2(const unsigned char *pmidstate,
  	unsigned char *pdata, unsigned char *phash1, unsigned char *phash,
  	const unsigned char *ptarget,
  	uint32_t max_nonce, unsigned long *nHashesDone);
  
  extern bool scanhash_via(unsigned char *data_inout,
  	const unsigned char *target,
  	uint32_t max_nonce, unsigned long *hashes_done);
  
  extern bool scanhash_c(const unsigned char *midstate, unsigned char *data,
  	      unsigned char *hash1, unsigned char *hash,
  	      const unsigned char *target,
  	      uint32_t max_nonce, unsigned long *hashes_done);
  extern bool scanhash_cryptopp(const unsigned char *midstate,unsigned char *data,
  	      unsigned char *hash1, unsigned char *hash,
  	      const unsigned char *target,
  	      uint32_t max_nonce, unsigned long *hashes_done);
  extern bool scanhash_asm32(const unsigned char *midstate,unsigned char *data,
  	      unsigned char *hash1, unsigned char *hash,
  	      const unsigned char *target,
  	      uint32_t max_nonce, unsigned long *hashes_done);
  
  extern int
  timeval_subtract (struct timeval *result, struct timeval *x, struct timeval *y);
  
  extern bool fulltest(const unsigned char *hash, const unsigned char *target);
  
  #endif /* __MINER_H__ */
  

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