22 const char *name; /* option name */
23 enum fio_opt_type type; /* option type */
24 unsigned int off1; /* potential parameters */
28 unsigned int maxval; /* max and min value */
30 void *cb; /* callback */
31 const char *help; /* help text for option */
32 const char *def; /* default setting */
33 const char *posval[16]; /* possible values */
36 typedef int (str_cb_fn)(void *, char *);
38 extern int parse_option(const char *, struct fio_option *, void *);
39 extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *);
40 extern int show_cmd_help(struct fio_option *, const char *);
41 extern void fill_default_options(void *, struct fio_option *);
43 extern void strip_blank_front(char **);
44 extern void strip_blank_end(char *);
47 * Handlers for the options
49 typedef int (fio_opt_str_fn)(void *, const char *);
50 typedef int (fio_opt_str_val_fn)(void *, unsigned long long *);
51 typedef int (fio_opt_int_fn)(void *, unsigned int *);
52 typedef int (fio_opt_str_set_fn)(void *);
54 #define td_var(start, offset) ((void *) start + (offset))