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#ifndef FIO_PARSE_H
#define FIO_PARSE_H
#include <inttypes.h>
#include "flist.h"
/*
* Option types
*/
enum fio_opt_type {
FIO_OPT_INVALID = 0,
FIO_OPT_STR,
FIO_OPT_STR_ULL,
FIO_OPT_STR_MULTI,
FIO_OPT_STR_VAL,
FIO_OPT_STR_VAL_TIME,
FIO_OPT_STR_STORE,
FIO_OPT_RANGE,
FIO_OPT_INT,
FIO_OPT_ULL,
FIO_OPT_BOOL,
FIO_OPT_FLOAT_LIST,
FIO_OPT_STR_SET,
FIO_OPT_STR_VAL_ZONE,
FIO_OPT_DEPRECATED,
FIO_OPT_SOFT_DEPRECATED,
FIO_OPT_UNSUPPORTED, /* keep this last */
};
/*
* Match a possible value string with the integer option.
*/
struct value_pair {
const char *ival; /* string option */
unsigned long long oval;/* output value */
const char *help; /* help text for sub option */
int orval; /* OR value */
void *cb; /* sub-option callback */
};
#define OPT_LEN_MAX 8192
#define PARSE_MAX_VP 32
/*
* Option define
*/
struct fio_option {
const char *name; /* option name */
const char *lname; /* long option name */
const char *alias; /* possible old allowed name */
enum fio_opt_type type; /* option type */
unsigned int off1; /* potential parameters */
unsigned int off2;
unsigned int off3;
unsigned int off4;
unsigned int off5;
unsigned int off6;
unsigned long long maxval; /* max and min value */
int minval;
double maxfp; /* max and min floating value */
double minfp;
unsigned int interval; /* client hint for suitable interval */
unsigned int maxlen; /* max length */
int neg; /* negate value stored */
int prio;
void *cb; /* callback */
const char *help; /* help text for option */
const char *def; /* default setting */
struct value_pair posval[PARSE_MAX_VP];/* possible values */
const char *parent; /* parent option */
int hide; /* hide if parent isn't set */
int hide_on_set; /* hide on set, not on unset */
const char *inverse; /* if set, apply opposite action to this option */
struct fio_option *inv_opt; /* cached lookup */
int (*verify)(const struct fio_option *, void *);
const char *prof_name; /* only valid for specific profile */
void *prof_opts;
uint64_t category; /* what type of option */
uint64_t group; /* who to group with */
void *gui_data;
int is_seconds; /* time value with seconds base */
int is_time; /* time based value */
int no_warn_def;
int pow2; /* must be a power-of-2 */
int no_free;
};
extern int parse_option(char *, const char *, const struct fio_option *,
const struct fio_option **, void *,
struct flist_head *);
extern void sort_options(char **, const struct fio_option *, int);
extern int parse_cmd_option(const char *t, const char *l,
const struct fio_option *, void *,
struct flist_head *);
extern int show_cmd_help(const struct fio_option *, const char *);
extern void fill_default_options(void *, const struct fio_option *);
extern void options_init(struct fio_option *);
extern void options_mem_dupe(const struct fio_option *, void *);
extern void options_free(const struct fio_option *, void *);
extern void strip_blank_front(char **);
extern void strip_blank_end(char *);
extern int str_to_decimal(const char *, long long *, int, void *, int, int);
extern int check_str_bytes(const char *p, long long *val, void *data);
extern int check_str_time(const char *p, long long *val, int);
extern int str_to_float(const char *str, double *val, int is_time);
extern int string_distance(const char *s1, const char *s2);
extern int string_distance_ok(const char *s1, int dist);
/*
* Handlers for the options
*/
typedef int (fio_opt_str_fn)(void *, const char *);
typedef int (fio_opt_str_val_fn)(void *, long long *);
typedef int (fio_opt_int_fn)(void *, int *);
struct thread_options;
static inline void *td_var(void *to, const struct fio_option *o,
unsigned int offset)
{
void *ret;
if (o->prof_opts)
ret = o->prof_opts;
else
ret = to;
return (void *) ((uintptr_t) ret + offset);
}
static inline int parse_is_percent(unsigned long long val)
{
return val >= -101ULL;
}
#define ZONE_BASE_VAL ((-1ULL >> 1) + 1)
static inline int parse_is_percent_uncapped(unsigned long long val)
{
return ZONE_BASE_VAL + -1U < val;
}
static inline int parse_is_zone(unsigned long long val)
{
return (val - ZONE_BASE_VAL) <= -1U;
}
struct print_option {
struct flist_head list;
char *name;
char *value;
};
#endif
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