20 * Match a possible value string with the integer option.
23 const char *ival; /* string option */
24 unsigned int oval; /* output value */
25 const char *help; /* help text for sub option */
28 #define PARSE_MAX_VP 16
34 const char *name; /* option name */
35 const char *alias; /* possible old allowed name */
36 enum fio_opt_type type; /* option type */
37 unsigned int off1; /* potential parameters */
41 unsigned int maxval; /* max and min value */
43 int neg; /* negate value stored */
44 void *cb; /* callback */
45 const char *help; /* help text for option */
46 const char *def; /* default setting */
47 const struct value_pair posval[PARSE_MAX_VP];/* possible values */
48 const char *parent; /* parent option */
51 typedef int (str_cb_fn)(void *, char *);
53 extern int parse_option(const char *, struct fio_option *, void *);
54 extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *);
55 extern int show_cmd_help(struct fio_option *, const char *);
56 extern void fill_default_options(void *, struct fio_option *);
57 extern void options_init(struct fio_option *);
59 extern void strip_blank_front(char **);
60 extern void strip_blank_end(char *);
61 extern int str_to_decimal(const char *, long long *, int);
64 * Handlers for the options
66 typedef int (fio_opt_str_fn)(void *, const char *);
67 typedef int (fio_opt_str_val_fn)(void *, long long *);
68 typedef int (fio_opt_int_fn)(void *, int *);
69 typedef int (fio_opt_str_set_fn)(void *);
71 #define td_var(start, offset) ((void *) start + (offset))
74 #define min(a, b) ((a) < (b) ? (a) : (b))
77 #define max(a, b) ((a) > (b) ? (a) : (b))