Revert "Fix parser bug with ranges"
[fio.git] / parse.h
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1#ifndef FIO_PARSE_H
2#define FIO_PARSE_H
3
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4#include "flist.h"
5
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6/*
7 * Option types
8 */
9enum fio_opt_type {
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10 FIO_OPT_INVALID = 0,
11 FIO_OPT_STR,
5f6ddf1e 12 FIO_OPT_STR_MULTI,
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13 FIO_OPT_STR_VAL,
14 FIO_OPT_STR_VAL_TIME,
15 FIO_OPT_STR_STORE,
16 FIO_OPT_RANGE,
17 FIO_OPT_INT,
13335ddb 18 FIO_OPT_BOOL,
83349190 19 FIO_OPT_FLOAT_LIST,
e1f36503 20 FIO_OPT_STR_SET,
15ca150e 21 FIO_OPT_DEPRECATED,
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22};
23
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24/*
25 * Match a possible value string with the integer option.
26 */
27struct value_pair {
28 const char *ival; /* string option */
29 unsigned int oval; /* output value */
7837213b 30 const char *help; /* help text for sub option */
5f6ddf1e 31 int or; /* OR value */
c44b1ff5 32 void *cb; /* sub-option callback */
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33};
34
c06c78c0 35#define OPT_LEN_MAX 4096
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36#define PARSE_MAX_VP 16
37
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38/*
39 * Option define
40 */
41struct fio_option {
ee738499 42 const char *name; /* option name */
03b74b3e 43 const char *alias; /* possible old allowed name */
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44 enum fio_opt_type type; /* option type */
45 unsigned int off1; /* potential parameters */
e1f36503 46 unsigned int off2;
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47 unsigned int off3;
48 unsigned int off4;
02c6aad5 49 void *roff1, *roff2, *roff3, *roff4;
ee738499 50 unsigned int maxval; /* max and min value */
63f29372 51 int minval;
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52 double maxfp; /* max and min floating value */
53 double minfp;
54 unsigned int maxlen; /* max length */
76a43db4 55 int neg; /* negate value stored */
3b8b7135 56 int prio;
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57 void *cb; /* callback */
58 const char *help; /* help text for option */
59 const char *def; /* default setting */
f5b6bb85 60 struct value_pair posval[PARSE_MAX_VP];/* possible values */
afdf9352 61 const char *parent; /* parent option */
70a4c0c8 62 int (*verify)(struct fio_option *, void *);
07b3232d 63 const char *prof_name; /* only valid for specific profile */
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64};
65
66typedef int (str_cb_fn)(void *, char *);
67
07b3232d 68extern int parse_option(const char *, struct fio_option *, void *);
3b8b7135 69extern void sort_options(char **, struct fio_option *, int);
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70extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *);
71extern int show_cmd_help(struct fio_option *, const char *);
ee738499 72extern void fill_default_options(void *, struct fio_option *);
9f988e2e 73extern void option_init(struct fio_option *);
13335ddb 74extern void options_init(struct fio_option *);
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75
76extern void strip_blank_front(char **);
77extern void strip_blank_end(char *);
6925dd35 78extern int str_to_decimal(const char *, long long *, int, void *);
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79
80/*
81 * Handlers for the options
82 */
b4692828 83typedef int (fio_opt_str_fn)(void *, const char *);
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84typedef int (fio_opt_str_val_fn)(void *, long long *);
85typedef int (fio_opt_int_fn)(void *, int *);
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86typedef int (fio_opt_str_set_fn)(void *);
87
88#define td_var(start, offset) ((void *) start + (offset))
89
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90#ifndef min
91#define min(a, b) ((a) < (b) ? (a) : (b))
92#endif
93#ifndef max
94#define max(a, b) ((a) > (b) ? (a) : (b))
95#endif
96
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97static inline int parse_is_percent(unsigned long long val)
98{
99 return val <= -1ULL && val >= (-1ULL - 100ULL);
100}
101
e1f36503 102#endif