Add support for options being a power-of-2

[fio.git] / parse.h

diff --git a/parse.h b/parse.h
index c5a74171ae94e70cb45339b1b22fbd387579ccf5..264243b22904f68a6181a99dd85ece446a997251 100644 (file)
--- a/parse.h
+++ b/parse.h
@@ -28,28 +28,32 @@ struct value_pair {
        const char *ival;               /* string option */
        unsigned int oval;              /* output value */
        const char *help;               /* help text for sub option */
-       int or;                         /* OR value */
+       int orval;                      /* OR value */
+       void *cb;                       /* sub-option callback */
 };
 
 #define OPT_LEN_MAX    4096
-#define PARSE_MAX_VP   16
+#define PARSE_MAX_VP   24
 
 /*
  * 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;
-       void *roff1, *roff2, *roff3, *roff4;
+       unsigned int off5;
+       unsigned int off6;
        unsigned int 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;
@@ -58,23 +62,41 @@ struct fio_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)(struct fio_option *, void *);
        const char *prof_name;          /* only valid for specific profile */
+       void *prof_opts;
+       unsigned int category;          /* what type of option */
+       unsigned int 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 */
 };
 
 typedef int (str_cb_fn)(void *, char *);
 
-extern int parse_option(const char *, struct fio_option *, void *);
+extern int parse_option(char *, const char *, struct fio_option *, struct fio_option **, void *, int);
 extern void sort_options(char **, struct fio_option *, int);
 extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *);
 extern int show_cmd_help(struct fio_option *, const char *);
 extern void fill_default_options(void *, struct fio_option *);
 extern void option_init(struct fio_option *);
 extern void options_init(struct fio_option *);
+extern void options_free(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 *);
+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);
 
 /*
  * Handlers for the options
@@ -84,14 +106,17 @@ typedef int (fio_opt_str_val_fn)(void *, long long *);
 typedef int (fio_opt_int_fn)(void *, int *);
 typedef int (fio_opt_str_set_fn)(void *);
 
-#define td_var(start, offset)  ((void *) start + (offset))
+#define __td_var(start, offset)        ((char *) start + (offset))
 
-#ifndef min
-#define min(a, b)      ((a) < (b) ? (a) : (b))
-#endif
-#ifndef max
-#define max(a, b)      ((a) > (b) ? (a) : (b))
-#endif
+struct thread_options;
+static inline void *td_var(struct thread_options *to, struct fio_option *o,
+                          unsigned int offset)
+{
+       if (o->prof_opts)
+               return __td_var(o->prof_opts, offset);
+
+       return __td_var(to, offset);
+}
 
 static inline int parse_is_percent(unsigned long long val)
 {