1 #ifndef FIO_PROFILE_H
2 #define FIO_PROFILE_H
3 
4 #include "flist.h"
5 
6 /*
7  * Functions for overriding internal fio io_u functions
8  */
9 struct prof_io_ops {
10 	int (*td_init)(struct thread_data *);
11 	void (*td_exit)(struct thread_data *);
12 
13 	int (*fill_io_u_off)(struct thread_data *, struct io_u *, unsigned int *);
14 	int (*fill_io_u_size)(struct thread_data *, struct io_u *, unsigned int);
15 	struct fio_file *(*get_next_file)(struct thread_data *);
16 
17 	int (*io_u_lat)(struct thread_data *, uint64_t);
18 };
19 
20 struct profile_ops {
21 	struct flist_head list;
22 	char name[32];
23 	char desc[64];
24 	int flags;
25 
26 	/*
27 	 * Profile specific options
28 	 */
29 	struct fio_option *options;
30 	void *opt_data;
31 
32 	/*
33 	 * Called after parsing options, to prepare 'cmdline'
34 	 */
35 	int (*prep_cmd)(void);
36 
37 	/*
38 	 * The complete command line
39 	 */
40 	const char **cmdline;
41 
42 	struct prof_io_ops *io_ops;
43 };
44 
45 int register_profile(struct profile_ops *);
46 void unregister_profile(struct profile_ops *);
47 int load_profile(const char *);
48 struct profile_ops *find_profile(const char *);
49 void profile_add_hooks(struct thread_data *);
50 
51 int profile_td_init(struct thread_data *);
52 void profile_td_exit(struct thread_data *);
53 
54 #endif
55