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thodg/cgminer/miner.h

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  • Author : Con Kolivas
    Date : 2013-04-18 14:47:46
    Hash : 6b714dd4
    Message : Increment hardware error count from the one site.

  • miner.h
  • #ifndef __MINER_H__
    #define __MINER_H__
    
    #include "config.h"
    
    #include <stdbool.h>
    #include <stdint.h>
    #include <sys/time.h>
    #include <pthread.h>
    #include <jansson.h>
    #include <curl/curl.h>
    #include "elist.h"
    #include "uthash.h"
    #include "logging.h"
    #include "util.h"
    
    #ifdef HAVE_OPENCL
    #ifdef __APPLE_CC__
    #include <OpenCL/opencl.h>
    #else
    #include <CL/cl.h>
    #endif
    #endif /* HAVE_OPENCL */
    
    #ifdef STDC_HEADERS
    # include <stdlib.h>
    # include <stddef.h>
    #else
    # ifdef HAVE_STDLIB_H
    #  include <stdlib.h>
    # endif
    #endif
    #ifdef HAVE_ALLOCA_H
    # include <alloca.h>
    #elif defined __GNUC__
    # ifndef WIN32
    #  define alloca __builtin_alloca
    # else
    #  include <malloc.h>
    # endif
    #elif defined _AIX
    # define alloca __alloca
    #elif defined _MSC_VER
    # include <malloc.h>
    # define alloca _alloca
    #else
    # ifndef HAVE_ALLOCA
    #  ifdef  __cplusplus
    extern "C"
    #  endif
    void *alloca (size_t);
    # endif
    #endif
    
    #ifdef __MINGW32__
    #include <windows.h>
    #include <io.h>
    static inline int fsync (int fd)
    {
    	return (FlushFileBuffers ((HANDLE) _get_osfhandle (fd))) ? 0 : -1;
    }
    
    #ifndef EWOULDBLOCK
    # define EWOULDBLOCK EAGAIN
    #endif
    
    #ifndef MSG_DONTWAIT
    # define MSG_DONTWAIT 0x1000000
    #endif
    #endif /* __MINGW32__ */
    
    #if defined (__linux)
     #ifndef LINUX
      #define LINUX
     #endif
    #endif
    
    #ifdef WIN32
      #ifndef timersub
        #define timersub(a, b, result)                     \
        do {                                               \
          (result)->tv_sec = (a)->tv_sec - (b)->tv_sec;    \
          (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
          if ((result)->tv_usec < 0) {                     \
            --(result)->tv_sec;                            \
            (result)->tv_usec += 1000000;                  \
          }                                                \
        } while (0)
      #endif
     #ifndef timeradd
     # define timeradd(a, b, result)			      \
       do {							      \
        (result)->tv_sec = (a)->tv_sec + (b)->tv_sec;	      \
        (result)->tv_usec = (a)->tv_usec + (b)->tv_usec;	      \
        if ((result)->tv_usec >= 1000000)			      \
          {							      \
    	++(result)->tv_sec;				      \
    	(result)->tv_usec -= 1000000;			      \
          }							      \
       } while (0)
     #endif
    #endif
    
    
    #ifdef HAVE_ADL
     #include "ADL_SDK/adl_sdk.h"
    #endif
    
    #ifdef HAVE_LIBUSB
      #include <libusb.h>
    #endif
    
    #ifdef USE_ZTEX
      #include "libztex.h"
    #endif
    
    #ifdef USE_USBUTILS
      #include "usbutils.h"
    #endif
    
    #if (!defined(WIN32) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))) \
        || (defined(WIN32) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)))
    #ifndef bswap_16
     #define bswap_16 __builtin_bswap16
     #define bswap_32 __builtin_bswap32
     #define bswap_64 __builtin_bswap64
    #endif
    #else
    #if HAVE_BYTESWAP_H
    #include <byteswap.h>
    #elif defined(USE_SYS_ENDIAN_H)
    #include <sys/endian.h>
    #elif defined(__APPLE__)
    #include <libkern/OSByteOrder.h>
    #define bswap_16 OSSwapInt16
    #define bswap_32 OSSwapInt32
    #define bswap_64 OSSwapInt64
    #else
    #define	bswap_16(value)  \
     	((((value) & 0xff) << 8) | ((value) >> 8))
    
    #define	bswap_32(value)	\
     	(((uint32_t)bswap_16((uint16_t)((value) & 0xffff)) << 16) | \
     	(uint32_t)bswap_16((uint16_t)((value) >> 16)))
    
    #define	bswap_64(value)	\
     	(((uint64_t)bswap_32((uint32_t)((value) & 0xffffffff)) \
     	    << 32) | \
     	(uint64_t)bswap_32((uint32_t)((value) >> 32)))
    #endif
    #endif /* !defined(__GLXBYTEORDER_H__) */
    
    /* This assumes htobe32 is a macro in endian.h, and if it doesn't exist, then
     * htobe64 also won't exist */
    #ifndef htobe32
    # if __BYTE_ORDER == __LITTLE_ENDIAN
    #  define htole16(x) (x)
    #  define htole32(x) (x)
    #  define be32toh(x) bswap_32(x)
    #  define be64toh(x) bswap_64(x)
    #  define htobe32(x) bswap_32(x)
    #  define htobe64(x) bswap_64(x)
    # elif __BYTE_ORDER == __BIG_ENDIAN
    #  define htole16(x) bswap_16(x)
    #  define htole32(x) bswap_32(x)
    #  define be32toh(x) (x)
    #  define be64toh(x) (x)
    #  define htobe32(x) (x)
    #  define htobe64(x) (x)
    #else
    #error UNKNOWN BYTE ORDER
    #endif
    #endif
    
    #undef unlikely
    #undef likely
    #if defined(__GNUC__) && (__GNUC__ > 2) && defined(__OPTIMIZE__)
    #define unlikely(expr) (__builtin_expect(!!(expr), 0))
    #define likely(expr) (__builtin_expect(!!(expr), 1))
    #else
    #define unlikely(expr) (expr)
    #define likely(expr) (expr)
    #endif
    #define __maybe_unused		__attribute__((unused))
    
    #define uninitialised_var(x) x = x
    
    #if defined(__i386__)
    #define WANT_CRYPTOPP_ASM32
    #endif
    
    #ifndef ARRAY_SIZE
    #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
    #endif
    
    #ifdef MIPSEB
    #ifndef roundl
    #define roundl(x)   (long double)((long long)((x==0)?0.0:((x)+((x)>0)?0.5:-0.5)))
    #endif
    #endif
    
    #define MIN(x, y)	((x) > (y) ? (y) : (x))
    #define MAX(x, y)	((x) > (y) ? (x) : (y))
    
    enum drv_driver {
    	DRIVER_OPENCL = 0,
    	DRIVER_ICARUS,
    	DRIVER_BITFORCE,
    	DRIVER_MODMINER,
    	DRIVER_ZTEX,
    	DRIVER_CPU,
    	DRIVER_BFLSC,
    	DRIVER_AVALON,
    	DRIVER_MAX
    };
    
    enum alive {
    	LIFE_WELL,
    	LIFE_SICK,
    	LIFE_DEAD,
    	LIFE_NOSTART,
    	LIFE_INIT,
    };
    
    
    enum pool_strategy {
    	POOL_FAILOVER,
    	POOL_ROUNDROBIN,
    	POOL_ROTATE,
    	POOL_LOADBALANCE,
    	POOL_BALANCE,
    };
    
    #define TOP_STRATEGY (POOL_BALANCE)
    
    struct strategies {
    	const char *s;
    };
    
    struct cgpu_info;
    
    #ifdef HAVE_ADL
    struct gpu_adl {
    	ADLTemperature lpTemperature;
    	int iAdapterIndex;
    	int lpAdapterID;
    	int iBusNumber;
    	char strAdapterName[256];
    
    	ADLPMActivity lpActivity;
    	ADLODParameters lpOdParameters;
    	ADLODPerformanceLevels *DefPerfLev;
    	ADLFanSpeedInfo lpFanSpeedInfo;
    	ADLFanSpeedValue lpFanSpeedValue;
    	ADLFanSpeedValue DefFanSpeedValue;
    
    	int iEngineClock;
    	int iMemoryClock;
    	int iVddc;
    	int iPercentage;
    
    	bool autofan;
    	bool autoengine;
    	bool managed; /* Were the values ever changed on this card */
    
    	int lastengine;
    	int lasttemp;
    	int targetfan;
    	int targettemp;
    	int overtemp;
    	int minspeed;
    	int maxspeed;
    
    	int gpu;
    	bool has_fanspeed;
    	struct gpu_adl *twin;
    };
    #endif
    
    extern void blank_get_statline_before(char *buf, struct cgpu_info __maybe_unused *cgpu);
    
    struct api_data;
    struct thr_info;
    struct work;
    
    struct device_drv {
    	enum drv_driver drv_id;
    
    	char *dname;
    	char *name;
    
    	// DRV-global functions
    	void (*drv_detect)();
    
    	// Device-specific functions
    	void (*reinit_device)(struct cgpu_info *);
    	void (*get_statline_before)(char *, struct cgpu_info *);
    	void (*get_statline)(char *, struct cgpu_info *);
    	struct api_data *(*get_api_stats)(struct cgpu_info *);
    	bool (*get_stats)(struct cgpu_info *);
    	void (*identify_device)(struct cgpu_info *); // e.g. to flash a led
    	char *(*set_device)(struct cgpu_info *, char *option, char *setting, char *replybuf);
    
    	// Thread-specific functions
    	bool (*thread_prepare)(struct thr_info *);
    	uint64_t (*can_limit_work)(struct thr_info *);
    	bool (*thread_init)(struct thr_info *);
    	bool (*prepare_work)(struct thr_info *, struct work *);
    
    	/* Which hash work loop this driver uses. */
    	void (*hash_work)(struct thr_info *);
    	/* Two variants depending on whether the device divides work up into
    	 * small pieces or works with whole work items and may or may not have
    	 * a queue of its own. */
    	int64_t (*scanhash)(struct thr_info *, struct work *, int64_t);
    	int64_t (*scanwork)(struct thr_info *);
    
    	/* Used to extract work from the hash table of queued work and tell
    	 * the main loop that it should not add any further work to the table.
    	 */
    	bool (*queue_full)(struct cgpu_info *);
    	void (*flush_work)(struct cgpu_info *);
    
    	void (*hw_error)(struct thr_info *);
    	void (*thread_shutdown)(struct thr_info *);
    	void (*thread_enable)(struct thr_info *);
    
    	// Does it need to be free()d?
    	bool copy;
    
    	/* Highest target diff the device supports */
    	double max_diff;
    };
    
    extern struct device_drv *copy_drv(struct device_drv*);
    
    enum dev_enable {
    	DEV_ENABLED,
    	DEV_DISABLED,
    	DEV_RECOVER,
    };
    
    enum cl_kernels {
    	KL_NONE,
    	KL_POCLBM,
    	KL_PHATK,
    	KL_DIAKGCN,
    	KL_DIABLO,
    	KL_SCRYPT,
    };
    
    enum dev_reason {
    	REASON_THREAD_FAIL_INIT,
    	REASON_THREAD_ZERO_HASH,
    	REASON_THREAD_FAIL_QUEUE,
    	REASON_DEV_SICK_IDLE_60,
    	REASON_DEV_DEAD_IDLE_600,
    	REASON_DEV_NOSTART,
    	REASON_DEV_OVER_HEAT,
    	REASON_DEV_THERMAL_CUTOFF,
    	REASON_DEV_COMMS_ERROR,
    	REASON_DEV_THROTTLE,
    };
    
    #define REASON_NONE			"None"
    #define REASON_THREAD_FAIL_INIT_STR	"Thread failed to init"
    #define REASON_THREAD_ZERO_HASH_STR	"Thread got zero hashes"
    #define REASON_THREAD_FAIL_QUEUE_STR	"Thread failed to queue work"
    #define REASON_DEV_SICK_IDLE_60_STR	"Device idle for 60s"
    #define REASON_DEV_DEAD_IDLE_600_STR	"Device dead - idle for 600s"
    #define REASON_DEV_NOSTART_STR		"Device failed to start"
    #define REASON_DEV_OVER_HEAT_STR	"Device over heated"
    #define REASON_DEV_THERMAL_CUTOFF_STR	"Device reached thermal cutoff"
    #define REASON_DEV_COMMS_ERROR_STR	"Device comms error"
    #define REASON_DEV_THROTTLE_STR		"Device throttle"
    #define REASON_UNKNOWN_STR		"Unknown reason - code bug"
    
    #define MIN_SEC_UNSET 99999999
    
    struct cgminer_stats {
    	uint32_t getwork_calls;
    	struct timeval getwork_wait;
    	struct timeval getwork_wait_max;
    	struct timeval getwork_wait_min;
    };
    
    // Just the actual network getworks to the pool
    struct cgminer_pool_stats {
    	uint32_t getwork_calls;
    	uint32_t getwork_attempts;
    	struct timeval getwork_wait;
    	struct timeval getwork_wait_max;
    	struct timeval getwork_wait_min;
    	double getwork_wait_rolling;
    	bool hadrolltime;
    	bool canroll;
    	bool hadexpire;
    	uint32_t rolltime;
    	double min_diff;
    	double max_diff;
    	double last_diff;
    	uint32_t min_diff_count;
    	uint32_t max_diff_count;
    	uint64_t times_sent;
    	uint64_t bytes_sent;
    	uint64_t net_bytes_sent;
    	uint64_t times_received;
    	uint64_t bytes_received;
    	uint64_t net_bytes_received;
    };
    
    struct cgpu_info {
    	int cgminer_id;
    	struct device_drv *drv;
    	int device_id;
    	char *name;
    	char *device_path;
    	FILE *device_file;
    	union {
    #ifdef USE_ZTEX
    		struct libztex_device *device_ztex;
    #endif
    #ifdef USE_USBUTILS
    		struct cg_usb_device *usbdev;
    #endif
    #if defined(USE_ICARUS) || defined(USE_AVALON)
    		int device_fd;
    #endif
    	};
    #ifdef USE_AVALON
    	struct work **works;
    	int work_array;
    	int queued;
    	int results;
    #endif
    #ifdef USE_USBUTILS
    	struct cg_usb_info usbinfo;
    #endif
    #ifdef USE_MODMINER
    	char fpgaid;
    	unsigned char clock;
    	pthread_mutex_t *modminer_mutex;
    #endif
    #ifdef USE_BITFORCE
    	struct timeval work_start_tv;
    	unsigned int wait_ms;
    	unsigned int sleep_ms;
    	double avg_wait_f;
    	unsigned int avg_wait_d;
    	uint32_t nonces;
    	bool nonce_range;
    	bool polling;
    	bool flash_led;
    	pthread_mutex_t device_mutex;
    #endif
    	enum dev_enable deven;
    	int accepted;
    	int rejected;
    	int hw_errors;
    	double rolling;
    	double total_mhashes;
    	double utility;
    	enum alive status;
    	char init[40];
    	struct timeval last_message_tv;
    
    	int threads;
    	struct thr_info **thr;
    
    	int64_t max_hashes;
    
    	const char *kname;
    #ifdef HAVE_OPENCL
    	bool mapped;
    	int virtual_gpu;
    	int virtual_adl;
    	int intensity;
    	bool dynamic;
    
    	cl_uint vwidth;
    	size_t work_size;
    	enum cl_kernels kernel;
    	cl_ulong max_alloc;
    
    #ifdef USE_SCRYPT
    	int opt_lg, lookup_gap;
    	size_t opt_tc, thread_concurrency;
    	size_t shaders;
    #endif
    	struct timeval tv_gpustart;
    	int intervals;
    #endif
    
    	bool new_work;
    
    	float temp;
    	int cutofftemp;
    
    #ifdef HAVE_ADL
    	bool has_adl;
    	struct gpu_adl adl;
    
    	int gpu_engine;
    	int min_engine;
    	int gpu_fan;
    	int min_fan;
    	int gpu_memclock;
    	int gpu_memdiff;
    	int gpu_powertune;
    	float gpu_vddc;
    #endif
    	int diff1;
    	double diff_accepted;
    	double diff_rejected;
    	int last_share_pool;
    	time_t last_share_pool_time;
    	double last_share_diff;
    	time_t last_device_valid_work;
    
    	time_t device_last_well;
    	time_t device_last_not_well;
    	enum dev_reason device_not_well_reason;
    	int thread_fail_init_count;
    	int thread_zero_hash_count;
    	int thread_fail_queue_count;
    	int dev_sick_idle_60_count;
    	int dev_dead_idle_600_count;
    	int dev_nostart_count;
    	int dev_over_heat_count;	// It's a warning but worth knowing
    	int dev_thermal_cutoff_count;
    	int dev_comms_error_count;
    	int dev_throttle_count;
    
    	struct cgminer_stats cgminer_stats;
    
    	pthread_rwlock_t qlock;
    	struct work *queued_work;
    	unsigned int queued_count;
    };
    
    extern bool add_cgpu(struct cgpu_info*);
    
    struct thread_q {
    	struct list_head	q;
    
    	bool frozen;
    
    	pthread_mutex_t		mutex;
    	pthread_cond_t		cond;
    };
    
    struct thr_info {
    	int		id;
    	int		device_thread;
    	bool		primary_thread;
    
    	pthread_t	pth;
    	struct thread_q	*q;
    	struct cgpu_info *cgpu;
    	void *cgpu_data;
    	struct timeval last;
    	struct timeval sick;
    
    	bool	pause;
    	bool	getwork;
    	double	rolling;
    
    	bool	work_restart;
    };
    
    extern int thr_info_create(struct thr_info *thr, pthread_attr_t *attr, void *(*start) (void *), void *arg);
    extern void thr_info_cancel(struct thr_info *thr);
    extern void thr_info_freeze(struct thr_info *thr);
    extern void nmsleep(unsigned int msecs);
    extern double us_tdiff(struct timeval *end, struct timeval *start);
    extern double tdiff(struct timeval *end, struct timeval *start);
    
    struct string_elist {
    	char *string;
    	bool free_me;
    
    	struct list_head list;
    };
    
    static inline void string_elist_add(const char *s, struct list_head *head)
    {
    	struct string_elist *n;
    
    	n = calloc(1, sizeof(*n));
    	n->string = strdup(s);
    	n->free_me = true;
    	list_add_tail(&n->list, head);
    }
    
    static inline void string_elist_del(struct string_elist *item)
    {
    	if (item->free_me)
    		free(item->string);
    	list_del(&item->list);
    }
    
    
    static inline uint32_t swab32(uint32_t v)
    {
    	return bswap_32(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];
    }
    
    static inline void swab256(void *dest_p, const void *src_p)
    {
    	uint32_t *dest = dest_p;
    	const uint32_t *src = src_p;
    
    	dest[0] = swab32(src[7]);
    	dest[1] = swab32(src[6]);
    	dest[2] = swab32(src[5]);
    	dest[3] = swab32(src[4]);
    	dest[4] = swab32(src[3]);
    	dest[5] = swab32(src[2]);
    	dest[6] = swab32(src[1]);
    	dest[7] = swab32(src[0]);
    }
    
    static inline void flip32(void *dest_p, const void *src_p)
    {
    	uint32_t *dest = dest_p;
    	const uint32_t *src = src_p;
    	int i;
    
    	for (i = 0; i < 8; i++)
    		dest[i] = swab32(src[i]);
    }
    
    static inline void flip80(void *dest_p, const void *src_p)
    {
    	uint32_t *dest = dest_p;
    	const uint32_t *src = src_p;
    	int i;
    
    	for (i = 0; i < 20; i++)
    		dest[i] = swab32(src[i]);
    }
    
    extern void quit(int status, const char *format, ...);
    
    static inline void mutex_lock(pthread_mutex_t *lock)
    {
    	if (unlikely(pthread_mutex_lock(lock)))
    		quit(1, "WTF MUTEX ERROR ON LOCK!");
    }
    
    static inline void mutex_unlock(pthread_mutex_t *lock)
    {
    	if (unlikely(pthread_mutex_unlock(lock)))
    		quit(1, "WTF MUTEX ERROR ON UNLOCK!");
    }
    
    static inline int mutex_trylock(pthread_mutex_t *lock)
    {
    	return pthread_mutex_trylock(lock);
    }
    
    static inline void wr_lock(pthread_rwlock_t *lock)
    {
    	if (unlikely(pthread_rwlock_wrlock(lock)))
    		quit(1, "WTF WRLOCK ERROR ON LOCK!");
    }
    
    static inline void rd_lock(pthread_rwlock_t *lock)
    {
    	if (unlikely(pthread_rwlock_rdlock(lock)))
    		quit(1, "WTF RDLOCK ERROR ON LOCK!");
    }
    
    static inline void rw_unlock(pthread_rwlock_t *lock)
    {
    	if (unlikely(pthread_rwlock_unlock(lock)))
    		quit(1, "WTF RWLOCK ERROR ON UNLOCK!");
    }
    
    static inline void rd_unlock(pthread_rwlock_t *lock)
    {
    	rw_unlock(lock);
    }
    
    static inline void wr_unlock(pthread_rwlock_t *lock)
    {
    	rw_unlock(lock);
    }
    
    static inline void mutex_init(pthread_mutex_t *lock)
    {
    	if (unlikely(pthread_mutex_init(lock, NULL)))
    		quit(1, "Failed to pthread_mutex_init");
    }
    
    static inline void rwlock_init(pthread_rwlock_t *lock)
    {
    	if (unlikely(pthread_rwlock_init(lock, NULL)))
    		quit(1, "Failed to pthread_rwlock_init");
    }
    
    /* cgminer locks, a write biased variant of rwlocks */
    struct cglock {
    	pthread_mutex_t mutex;
    	pthread_rwlock_t rwlock;
    };
    
    typedef struct cglock cglock_t;
    
    static inline void cglock_init(cglock_t *lock)
    {
    	mutex_init(&lock->mutex);
    	rwlock_init(&lock->rwlock);
    }
    
    /* Read lock variant of cglock */
    static inline void cg_rlock(cglock_t *lock)
    {
    	mutex_lock(&lock->mutex);
    	rd_lock(&lock->rwlock);
    	mutex_unlock(&lock->mutex);
    }
    
    /* Intermediate variant of cglock */
    static inline void cg_ilock(cglock_t *lock)
    {
    	mutex_lock(&lock->mutex);
    }
    
    /* Upgrade intermediate variant to a write lock */
    static inline void cg_ulock(cglock_t *lock)
    {
    	wr_lock(&lock->rwlock);
    }
    
    /* Write lock variant of cglock */
    static inline void cg_wlock(cglock_t *lock)
    {
    	mutex_lock(&lock->mutex);
    	wr_lock(&lock->rwlock);
    }
    
    /* Downgrade intermediate variant to a read lock */
    static inline void cg_dlock(cglock_t *lock)
    {
    	rd_lock(&lock->rwlock);
    	mutex_unlock(&lock->mutex);
    }
    
    static inline void cg_runlock(cglock_t *lock)
    {
    	rd_unlock(&lock->rwlock);
    }
    
    static inline void cg_wunlock(cglock_t *lock)
    {
    	wr_unlock(&lock->rwlock);
    	mutex_unlock(&lock->mutex);
    }
    
    struct pool;
    
    extern bool opt_protocol;
    extern bool have_longpoll;
    extern char *opt_kernel_path;
    extern char *opt_socks_proxy;
    extern char *cgminer_path;
    extern bool opt_fail_only;
    extern bool opt_autofan;
    extern bool opt_autoengine;
    extern bool use_curses;
    extern char *opt_api_allow;
    extern char *opt_api_groups;
    extern char *opt_api_description;
    extern int opt_api_port;
    extern bool opt_api_listen;
    extern bool opt_api_network;
    extern bool opt_delaynet;
    extern bool opt_restart;
    extern char *opt_icarus_options;
    extern char *opt_icarus_timing;
    extern bool opt_worktime;
    #ifdef USE_AVALON
    extern char *opt_avalon_options;
    #endif
    #ifdef USE_USBUTILS
    extern char *opt_usb_select;
    extern int opt_usbdump;
    extern bool opt_usb_list_all;
    #endif
    #ifdef USE_BITFORCE
    extern bool opt_bfl_noncerange;
    #endif
    extern bool ping;
    extern int swork_id;
    
    extern pthread_rwlock_t netacc_lock;
    
    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, bool, bool, int *,
    			     struct pool *pool, bool);
    extern const char *proxytype(curl_proxytype proxytype);
    extern char *get_proxy(char *url, struct pool *pool);
    extern char *bin2hex(const unsigned char *p, size_t len);
    extern bool hex2bin(unsigned char *p, const char *hexstr, size_t len);
    
    typedef bool (*sha256_func)(struct thr_info*, const unsigned char *pmidstate,
    	unsigned char *pdata,
    	unsigned char *phash1, unsigned char *phash,
    	const unsigned char *ptarget,
    	uint32_t max_nonce,
    	uint32_t *last_nonce,
    	uint32_t nonce);
    
    extern bool fulltest(const unsigned char *hash, const unsigned char *target);
    
    extern int opt_queue;
    extern int opt_scantime;
    extern int opt_expiry;
    
    #ifdef USE_USBUTILS
    extern pthread_mutex_t cgusb_lock;
    #endif
    
    extern cglock_t control_lock;
    extern pthread_mutex_t hash_lock;
    extern pthread_mutex_t console_lock;
    extern cglock_t ch_lock;
    extern pthread_rwlock_t mining_thr_lock;
    extern pthread_rwlock_t devices_lock;
    
    extern pthread_mutex_t restart_lock;
    extern pthread_cond_t restart_cond;
    
    extern void thread_reportin(struct thr_info *thr);
    extern void clear_stratum_shares(struct pool *pool);
    extern int restart_wait(unsigned int mstime);
    
    extern void kill_work(void);
    
    extern void reinit_device(struct cgpu_info *cgpu);
    
    #ifdef HAVE_ADL
    extern bool gpu_stats(int gpu, float *temp, int *engineclock, int *memclock, float *vddc, int *activity, int *fanspeed, int *fanpercent, int *powertune);
    extern int set_fanspeed(int gpu, int iFanSpeed);
    extern int set_vddc(int gpu, float fVddc);
    extern int set_engineclock(int gpu, int iEngineClock);
    extern int set_memoryclock(int gpu, int iMemoryClock);
    #endif
    
    extern void api(int thr_id);
    
    extern struct pool *current_pool(void);
    extern int enabled_pools;
    extern bool detect_stratum(struct pool *pool, char *url);
    extern void print_summary(void);
    extern struct pool *add_pool(void);
    extern bool add_pool_details(struct pool *pool, bool live, char *url, char *user, char *pass);
    
    #define MAX_GPUDEVICES 16
    
    #define MIN_INTENSITY -10
    #define _MIN_INTENSITY_STR "-10"
    #ifdef USE_SCRYPT
    #define MAX_INTENSITY 20
    #define _MAX_INTENSITY_STR "20"
    #else
    #define MAX_INTENSITY 14
    #define _MAX_INTENSITY_STR "14"
    #endif
    
    extern bool hotplug_mode;
    extern int hotplug_time;
    extern struct list_head scan_devices;
    extern int nDevs;
    extern int opt_n_threads;
    extern int num_processors;
    extern int hw_errors;
    extern bool use_syslog;
    extern bool opt_quiet;
    extern struct thr_info *control_thr;
    extern struct thr_info **mining_thr;
    extern struct cgpu_info gpus[MAX_GPUDEVICES];
    extern int gpu_threads;
    #ifdef USE_SCRYPT
    extern bool opt_scrypt;
    #else
    #define opt_scrypt (0)
    #endif
    extern double total_secs;
    extern int mining_threads;
    extern struct cgpu_info *cpus;
    extern int total_devices;
    extern struct cgpu_info **devices;
    extern int total_pools;
    extern struct pool **pools;
    extern const char *algo_names[];
    extern enum sha256_algos opt_algo;
    extern struct strategies strategies[];
    extern enum pool_strategy pool_strategy;
    extern int opt_rotate_period;
    extern double total_mhashes_done;
    extern unsigned int new_blocks;
    extern unsigned int found_blocks;
    extern int total_accepted, total_rejected, total_diff1;;
    extern int total_getworks, total_stale, total_discarded;
    extern double total_diff_accepted, total_diff_rejected, total_diff_stale;
    extern unsigned int local_work;
    extern unsigned int total_go, total_ro;
    extern const int opt_cutofftemp;
    extern int opt_log_interval;
    extern unsigned long long global_hashrate;
    extern char *current_fullhash;
    extern double current_diff;
    extern uint64_t best_diff;
    extern struct timeval block_timeval;
    
    #ifdef HAVE_OPENCL
    typedef struct {
    	cl_uint ctx_a; cl_uint ctx_b; cl_uint ctx_c; cl_uint ctx_d;
    	cl_uint ctx_e; cl_uint ctx_f; cl_uint ctx_g; cl_uint ctx_h;
    	cl_uint cty_a; cl_uint cty_b; cl_uint cty_c; cl_uint cty_d;
    	cl_uint cty_e; cl_uint cty_f; cl_uint cty_g; cl_uint cty_h;
    	cl_uint merkle; cl_uint ntime; cl_uint nbits; cl_uint nonce;
    	cl_uint fW0; cl_uint fW1; cl_uint fW2; cl_uint fW3; cl_uint fW15;
    	cl_uint fW01r; cl_uint fcty_e; cl_uint fcty_e2;
    	cl_uint W16; cl_uint W17; cl_uint W2;
    	cl_uint PreVal4; cl_uint T1;
    	cl_uint C1addK5; cl_uint D1A; cl_uint W2A; cl_uint W17_2;
    	cl_uint PreVal4addT1; cl_uint T1substate0;
    	cl_uint PreVal4_2;
    	cl_uint PreVal0;
    	cl_uint PreW18;
    	cl_uint PreW19;
    	cl_uint PreW31;
    	cl_uint PreW32;
    
    	/* For diakgcn */
    	cl_uint B1addK6, PreVal0addK7, W16addK16, W17addK17;
    	cl_uint zeroA, zeroB;
    	cl_uint oneA, twoA, threeA, fourA, fiveA, sixA, sevenA;
    #ifdef USE_SCRYPT
    	struct work *work;
    #endif
    } dev_blk_ctx;
    #else
    typedef struct {
    	uint32_t nonce;
    } dev_blk_ctx;
    #endif
    
    struct curl_ent {
    	CURL *curl;
    	struct list_head node;
    	struct timeval tv;
    };
    
    /* Disabled needs to be the lowest enum as a freshly calloced value will then
     * equal disabled */
    enum pool_enable {
    	POOL_DISABLED,
    	POOL_ENABLED,
    	POOL_REJECTING,
    };
    
    struct stratum_work {
    	char *job_id;
    	char *prev_hash;
    	char *coinbase1;
    	char *coinbase2;
    	char **merkle;
    	char *bbversion;
    	char *nbit;
    	char *ntime;
    	bool clean;
    
    	size_t cb1_len;
    	size_t cb2_len;
    	size_t cb_len;
    
    	size_t header_len;
    	int merkles;
    	double diff;
    };
    
    #define RBUFSIZE 8192
    #define RECVSIZE (RBUFSIZE - 4)
    
    struct pool {
    	int pool_no;
    	int prio;
    	int accepted, rejected;
    	int seq_rejects;
    	int seq_getfails;
    	int solved;
    	int diff1;
    	char diff[8];
    
    	double diff_accepted;
    	double diff_rejected;
    	double diff_stale;
    
    	bool submit_fail;
    	bool idle;
    	bool lagging;
    	bool probed;
    	enum pool_enable enabled;
    	bool submit_old;
    	bool removed;
    	bool lp_started;
    
    	char *hdr_path;
    	char *lp_url;
    
    	unsigned int getwork_requested;
    	unsigned int stale_shares;
    	unsigned int discarded_work;
    	unsigned int getfail_occasions;
    	unsigned int remotefail_occasions;
    	struct timeval tv_idle;
    
    	double utility;
    	int last_shares, shares;
    
    	char *rpc_req;
    	char *rpc_url;
    	char *rpc_userpass;
    	char *rpc_user, *rpc_pass;
    	curl_proxytype rpc_proxytype;
    	char *rpc_proxy;
    
    	pthread_mutex_t pool_lock;
    	cglock_t data_lock;
    
    	struct thread_q *submit_q;
    	struct thread_q *getwork_q;
    
    	pthread_t longpoll_thread;
    	pthread_t test_thread;
    	bool testing;
    
    	int curls;
    	pthread_cond_t cr_cond;
    	struct list_head curlring;
    
    	time_t last_share_time;
    	double last_share_diff;
    	uint64_t best_diff;
    
    	struct cgminer_stats cgminer_stats;
    	struct cgminer_pool_stats cgminer_pool_stats;
    
    	/* Stratum variables */
    	char *stratum_url;
    	char *stratum_port;
    	CURL *stratum_curl;
    	SOCKETTYPE sock;
    	char *sockbuf;
    	size_t sockbuf_size;
    	char *sockaddr_url; /* stripped url used for sockaddr */
    	char *nonce1;
    	size_t n1_len;
    	uint32_t nonce2;
    	int n2size;
    	char *sessionid;
    	bool has_stratum;
    	bool stratum_active;
    	bool stratum_init;
    	bool stratum_notify;
    	struct stratum_work swork;
    	pthread_t stratum_thread;
    	pthread_mutex_t stratum_lock;
    	int sshares; /* stratum shares submitted waiting on response */
    
    	/* GBT  variables */
    	bool has_gbt;
    	cglock_t gbt_lock;
    	unsigned char previousblockhash[32];
    	unsigned char gbt_target[32];
    	char *coinbasetxn;
    	char *longpollid;
    	char *gbt_workid;
    	int gbt_expires;
    	uint32_t gbt_version;
    	uint32_t curtime;
    	uint32_t gbt_bits;
    	unsigned char *gbt_coinbase;
    	unsigned char *txn_hashes;
    	int gbt_txns;
    	int coinbase_len;
    	struct timeval tv_lastwork;
    };
    
    #define GETWORK_MODE_TESTPOOL 'T'
    #define GETWORK_MODE_POOL 'P'
    #define GETWORK_MODE_LP 'L'
    #define GETWORK_MODE_BENCHMARK 'B'
    #define GETWORK_MODE_STRATUM 'S'
    #define GETWORK_MODE_GBT 'G'
    
    struct work {
    	unsigned char	data[128];
    	unsigned char	midstate[32];
    	unsigned char	target[32];
    	unsigned char	hash[32];
    
    	double		device_diff;
    	uint64_t	share_diff;
    
    	int		rolls;
    
    	dev_blk_ctx	blk;
    
    	struct thr_info	*thr;
    	int		thr_id;
    	struct pool	*pool;
    	struct timeval	tv_staged;
    
    	bool		mined;
    	bool		clone;
    	bool		cloned;
    	int		rolltime;
    	bool		longpoll;
    	bool		stale;
    	bool		mandatory;
    	bool		block;
    	bool		queued;
    
    	bool		stratum;
    	char 		*job_id;
    	char		*nonce2;
    	char		*ntime;
    	double		sdiff;
    	char		*nonce1;
    
    	bool		gbt;
    	char		*gbt_coinbase;
    	int		gbt_txns;
    
    	unsigned int	work_block;
    	int		id;
    	UT_hash_handle	hh;
    
    	double		work_difficulty;
    
    	// Allow devices to identify work if multiple sub-devices
    	int		subid;
    	// Allow devices to flag work for their own purposes
    	bool		devflag;
    
    	struct timeval	tv_getwork;
    	struct timeval	tv_getwork_reply;
    	struct timeval	tv_cloned;
    	struct timeval	tv_work_start;
    	struct timeval	tv_work_found;
    	char		getwork_mode;
    };
    
    #ifdef USE_MODMINER 
    struct modminer_fpga_state {
    	bool work_running;
    	struct work running_work;
    	struct timeval tv_workstart;
    	uint32_t hashes;
    
    	char next_work_cmd[46];
    	char fpgaid;
    
    	bool overheated;
    	bool new_work;
    
    	uint32_t shares;
    	uint32_t shares_last_hw;
    	uint32_t hw_errors;
    	uint32_t shares_to_good;
    	uint32_t timeout_fail;
    	uint32_t success_more;
    	struct timeval last_changed;
    	struct timeval last_nonce;
    	struct timeval first_work;
    	bool death_stage_one;
    	bool tried_two_byte_temp;
    	bool one_byte_temp;
    };
    #endif
    
    extern void get_datestamp(char *, struct timeval *);
    extern void inc_hw_errors(struct thr_info *thr);
    extern void submit_nonce(struct thr_info *thr, struct work *work, uint32_t nonce);
    extern struct work *get_queued(struct cgpu_info *cgpu);
    extern struct work *__find_work_bymidstate(struct work *que, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen);
    extern struct work *find_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen);
    extern void work_completed(struct cgpu_info *cgpu, struct work *work);
    extern void hash_queued_work(struct thr_info *mythr);
    extern void tailsprintf(char *f, const char *fmt, ...);
    extern void wlogprint(const char *f, ...);
    extern int curses_int(const char *query);
    extern char *curses_input(const char *query);
    extern void kill_work(void);
    extern void switch_pools(struct pool *selected);
    extern void discard_work(struct work *work);
    extern void remove_pool(struct pool *pool);
    extern void write_config(FILE *fcfg);
    extern void zero_bestshare(void);
    extern void zero_stats(void);
    extern void default_save_file(char *filename);
    extern bool log_curses_only(int prio, const char *f, va_list ap);
    extern void clear_logwin(void);
    extern bool pool_tclear(struct pool *pool, bool *var);
    extern struct thread_q *tq_new(void);
    extern void tq_free(struct thread_q *tq);
    extern bool tq_push(struct thread_q *tq, void *data);
    extern void *tq_pop(struct thread_q *tq, const struct timespec *abstime);
    extern void tq_freeze(struct thread_q *tq);
    extern void tq_thaw(struct thread_q *tq);
    extern bool successful_connect;
    extern void adl(void);
    extern void app_restart(void);
    extern void clean_work(struct work *work);
    extern void free_work(struct work *work);
    extern void __copy_work(struct work *work, struct work *base_work);
    extern struct work *copy_work(struct work *base_work);
    extern struct thr_info *get_thread(int thr_id);
    extern struct cgpu_info *get_devices(int id);
    
    enum api_data_type {
    	API_ESCAPE,
    	API_STRING,
    	API_CONST,
    	API_INT,
    	API_UINT,
    	API_UINT32,
    	API_UINT64,
    	API_DOUBLE,
    	API_ELAPSED,
    	API_BOOL,
    	API_TIMEVAL,
    	API_TIME,
    	API_MHS,
    	API_MHTOTAL,
    	API_TEMP,
    	API_UTILITY,
    	API_FREQ,
    	API_VOLTS,
    	API_HS,
    	API_DIFF
    };
    
    struct api_data {
    	enum api_data_type type;
    	char *name;
    	void *data;
    	bool data_was_malloc;
    	struct api_data *prev;
    	struct api_data *next;
    };
    
    extern struct api_data *api_add_escape(struct api_data *root, char *name, char *data, bool copy_data);
    extern struct api_data *api_add_string(struct api_data *root, char *name, char *data, bool copy_data);
    extern struct api_data *api_add_const(struct api_data *root, char *name, const char *data, bool copy_data);
    extern struct api_data *api_add_int(struct api_data *root, char *name, int *data, bool copy_data);
    extern struct api_data *api_add_uint(struct api_data *root, char *name, unsigned int *data, bool copy_data);
    extern struct api_data *api_add_uint32(struct api_data *root, char *name, uint32_t *data, bool copy_data);
    extern struct api_data *api_add_uint64(struct api_data *root, char *name, uint64_t *data, bool copy_data);
    extern struct api_data *api_add_double(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_elapsed(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_bool(struct api_data *root, char *name, bool *data, bool copy_data);
    extern struct api_data *api_add_timeval(struct api_data *root, char *name, struct timeval *data, bool copy_data);
    extern struct api_data *api_add_time(struct api_data *root, char *name, time_t *data, bool copy_data);
    extern struct api_data *api_add_mhs(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_mhstotal(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_temp(struct api_data *root, char *name, float *data, bool copy_data);
    extern struct api_data *api_add_utility(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_freq(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_volts(struct api_data *root, char *name, float *data, bool copy_data);
    extern struct api_data *api_add_hs(struct api_data *root, char *name, double *data, bool copy_data);
    extern struct api_data *api_add_diff(struct api_data *root, char *name, double *data, bool copy_data);
    
    #endif /* __MINER_H__ */