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Jens Axboee1f36502006-10-27 10:54:08 +02001#ifndef FIO_PARSE_H
2#define FIO_PARSE_H
3
4/*
5 * Option types
6 */
7enum fio_opt_type {
8 FIO_OPT_STR = 0,
9 FIO_OPT_STR_VAL,
Jens Axboe75e6f362006-11-03 08:17:09 +010010 FIO_OPT_STR_VAL_INT,
Jens Axboee1f36502006-10-27 10:54:08 +020011 FIO_OPT_STR_VAL_TIME,
12 FIO_OPT_STR_STORE,
13 FIO_OPT_RANGE,
14 FIO_OPT_INT,
Jens Axboe13335dd2007-01-10 13:14:02 +010015 FIO_OPT_BOOL,
Jens Axboee1f36502006-10-27 10:54:08 +020016 FIO_OPT_STR_SET,
17};
18
19/*
20 * Option define
21 */
22struct fio_option {
Jens Axboeee738492007-01-10 11:23:16 +010023 const char *name; /* option name */
24 enum fio_opt_type type; /* option type */
25 unsigned int off1; /* potential parameters */
Jens Axboee1f36502006-10-27 10:54:08 +020026 unsigned int off2;
Jens Axboef90eff52006-11-06 11:08:21 +010027 unsigned int off3;
28 unsigned int off4;
Jens Axboeee738492007-01-10 11:23:16 +010029 unsigned int maxval; /* max and min value */
Jens Axboe63f29372007-01-10 13:20:09 +010030 int minval;
Jens Axboeee738492007-01-10 11:23:16 +010031 void *cb; /* callback */
32 const char *help; /* help text for option */
33 const char *def; /* default setting */
Jens Axboe15f79182007-01-10 12:26:18 +010034 const char *posval[16]; /* possible values */
Jens Axboee1f36502006-10-27 10:54:08 +020035};
36
37typedef int (str_cb_fn)(void *, char *);
38
39extern int parse_option(const char *, struct fio_option *, void *);
Jens Axboeb4692822006-10-27 13:43:22 +020040extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *);
Jens Axboefd28ca42007-01-09 21:20:13 +010041extern int show_cmd_help(struct fio_option *, const char *);
Jens Axboeee738492007-01-10 11:23:16 +010042extern void fill_default_options(void *, struct fio_option *);
Jens Axboe13335dd2007-01-10 13:14:02 +010043extern void options_init(struct fio_option *);
Jens Axboee1f36502006-10-27 10:54:08 +020044
45extern void strip_blank_front(char **);
46extern void strip_blank_end(char *);
47
48/*
49 * Handlers for the options
50 */
Jens Axboeb4692822006-10-27 13:43:22 +020051typedef int (fio_opt_str_fn)(void *, const char *);
Jens Axboe63f29372007-01-10 13:20:09 +010052typedef int (fio_opt_str_val_fn)(void *, long long *);
53typedef int (fio_opt_int_fn)(void *, int *);
Jens Axboee1f36502006-10-27 10:54:08 +020054typedef int (fio_opt_str_set_fn)(void *);
55
56#define td_var(start, offset) ((void *) start + (offset))
57
58#endif