[fio.git] / verify-state.h

#ifndef FIO_VERIFY_STATE_H
#define FIO_VERIFY_STATE_H

#include <stdint.h>

struct thread_rand32_state {
	uint32_t s[4];
};

struct thread_rand64_state {
	uint64_t s[6];
};

struct thread_rand_state {
	uint64_t use64;
	union {
		struct thread_rand32_state state32;
		struct thread_rand64_state state64;
	};
};

/*
 * For dumping current write state
 */
struct thread_io_list {
	uint64_t no_comps;
	uint64_t depth;
	uint64_t numberio;
	uint64_t index;
	struct thread_rand_state rand;
	uint8_t name[64];
	uint64_t offsets[0];
};

struct thread_io_list_v1 {
	uint64_t no_comps;
	uint64_t depth;
	uint64_t numberio;
	uint64_t index;
	struct thread_rand32_state rand;
	uint8_t name[64];
	uint64_t offsets[0];
};

struct all_io_list {
	uint64_t threads;
	struct thread_io_list state[0];
};

#define VSTATE_HDR_VERSION_V1	0x01
#define VSTATE_HDR_VERSION	0x02

struct verify_state_hdr {
	uint64_t version;
	uint64_t size;
	uint64_t crc;
};

#define IO_LIST_ALL		0xffffffff

struct io_u;
extern struct all_io_list *get_all_io_list(int, size_t *);
extern void __verify_save_state(struct all_io_list *, const char *);
extern void verify_save_state(int mask);
extern int verify_load_state(struct thread_data *, const char *);
extern void verify_free_state(struct thread_data *);
extern int verify_state_should_stop(struct thread_data *, struct io_u *);
extern void verify_convert_assign_state(struct thread_data *, void *, int);
extern int verify_state_hdr(struct verify_state_hdr *, struct thread_io_list *,
				int *);

static inline size_t __thread_io_list_sz(uint64_t depth)
{
	return sizeof(struct thread_io_list) + depth * sizeof(uint64_t);
}

static inline size_t thread_io_list_sz(struct thread_io_list *s)
{
	return __thread_io_list_sz(le64_to_cpu(s->depth));
}

static inline struct thread_io_list *io_list_next(struct thread_io_list *s)
{
	return (void *) s + thread_io_list_sz(s);
}

static inline void verify_state_gen_name(char *out, size_t size,
					 const char *name, const char *prefix,
					 int num)
{
	snprintf(out, size, "%s-%s-%d-verify.state", prefix, name, num);
	out[size - 1] = '\0';
}

#endif
Commit	Line	Data
9e9d41d7 JA	1	#ifndef FIO_VERIFY_STATE_H
	2	#define FIO_VERIFY_STATE_H
	3
	4	#include <stdint.h>
	5
	6	struct thread_rand32_state {
	7	uint32_t s[4];
	8	};
	9
	10	struct thread_rand64_state {
	11	uint64_t s[6];
	12	};
	13
	14	struct thread_rand_state {
	15	uint64_t use64;
	16	union {
	17	struct thread_rand32_state state32;
	18	struct thread_rand64_state state64;
	19	};
	20	};
	21
	22	/*
	23	* For dumping current write state
	24	*/
	25	struct thread_io_list {
	26	uint64_t no_comps;
	27	uint64_t depth;
	28	uint64_t numberio;
	29	uint64_t index;
	30	struct thread_rand_state rand;
	31	uint8_t name[64];
	32	uint64_t offsets[0];
	33	};
	34
	35	struct thread_io_list_v1 {
	36	uint64_t no_comps;
	37	uint64_t depth;
	38	uint64_t numberio;
	39	uint64_t index;
	40	struct thread_rand32_state rand;
	41	uint8_t name[64];
	42	uint64_t offsets[0];
	43	};
	44
	45	struct all_io_list {
	46	uint64_t threads;
	47	struct thread_io_list state[0];
	48	};
	49
	50	#define VSTATE_HDR_VERSION_V1 0x01
	51	#define VSTATE_HDR_VERSION 0x02
	52
	53	struct verify_state_hdr {
	54	uint64_t version;
	55	uint64_t size;
	56	uint64_t crc;
	57	};
	58
	59	#define IO_LIST_ALL 0xffffffff
	60
17d4fb1d	61	struct io_u;
9e9d41d7 JA	62	extern struct all_io_list get_all_io_list(int, size_t );
	63	extern void __verify_save_state(struct all_io_list , const char );
	64	extern void verify_save_state(int mask);
	65	extern int verify_load_state(struct thread_data , const char );
	66	extern void verify_free_state(struct thread_data *);
	67	extern int verify_state_should_stop(struct thread_data , struct io_u );
	68	extern void verify_convert_assign_state(struct thread_data , void , int);
	69	extern int verify_state_hdr(struct verify_state_hdr , struct thread_io_list ,
	70	int *);
	71
	72	static inline size_t __thread_io_list_sz(uint64_t depth)
	73	{
	74	return sizeof(struct thread_io_list) + depth * sizeof(uint64_t);
	75	}
	76
	77	static inline size_t thread_io_list_sz(struct thread_io_list *s)
	78	{
	79	return __thread_io_list_sz(le64_to_cpu(s->depth));
	80	}
	81
	82	static inline struct thread_io_list io_list_next(struct thread_io_list s)
	83	{
	84	return (void *) s + thread_io_list_sz(s);
	85	}
	86
	87	static inline void verify_state_gen_name(char *out, size_t size,
	88	const char name, const char prefix,
	89	int num)
	90	{
	91	snprintf(out, size, "%s-%s-%d-verify.state", prefix, name, num);
	92	out[size - 1] = '\0';
	93	}
	94
	95	#endif