parse.h revision 7837213b66e20a8d91e7069f5823852f42c41440
1e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifndef FIO_PARSE_H 2e1f365035a952233463d85d659bd960ba78f012eJens Axboe#define FIO_PARSE_H 3e1f365035a952233463d85d659bd960ba78f012eJens Axboe 4e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 5e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Option types 6e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 7e1f365035a952233463d85d659bd960ba78f012eJens Axboeenum fio_opt_type { 8e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_STR = 0, 9e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_STR_VAL, 1075e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe FIO_OPT_STR_VAL_INT, 11e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_STR_VAL_TIME, 12e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_STR_STORE, 13e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_RANGE, 14e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_INT, 1513335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe FIO_OPT_BOOL, 16e1f365035a952233463d85d659bd960ba78f012eJens Axboe FIO_OPT_STR_SET, 17e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 18e1f365035a952233463d85d659bd960ba78f012eJens Axboe 19e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 20b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe * Match a possible value string with the integer option. 21b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe */ 22b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboestruct value_pair { 23b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe const char *ival; /* string option */ 24b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe unsigned int oval; /* output value */ 257837213b66e20a8d91e7069f5823852f42c41440Jens Axboe const char *help; /* help text for sub option */ 26b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe}; 27b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe 28b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#define PARSE_MAX_VP 16 29b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe 30b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe/* 31e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Option define 32e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 33e1f365035a952233463d85d659bd960ba78f012eJens Axboestruct fio_option { 34ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe const char *name; /* option name */ 3503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe const char *alias; /* possible old allowed name */ 36ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe enum fio_opt_type type; /* option type */ 37ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe unsigned int off1; /* potential parameters */ 38e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int off2; 39f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe unsigned int off3; 40f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe unsigned int off4; 41ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe unsigned int maxval; /* max and min value */ 4263f29372bc1bd69b66816c96d88b9c0bd8f3d8b9Jens Axboe int minval; 4376a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe int neg; /* negate value stored */ 44ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe void *cb; /* callback */ 45ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe const char *help; /* help text for option */ 46ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe const char *def; /* default setting */ 47b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe const struct value_pair posval[PARSE_MAX_VP];/* possible values */ 48e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 49e1f365035a952233463d85d659bd960ba78f012eJens Axboe 50e1f365035a952233463d85d659bd960ba78f012eJens Axboetypedef int (str_cb_fn)(void *, char *); 51e1f365035a952233463d85d659bd960ba78f012eJens Axboe 52e1f365035a952233463d85d659bd960ba78f012eJens Axboeextern int parse_option(const char *, struct fio_option *, void *); 53b46928282e0a890f49250e79b81af773a2b7108fJens Axboeextern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *); 54fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboeextern int show_cmd_help(struct fio_option *, const char *); 55ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboeextern void fill_default_options(void *, struct fio_option *); 5613335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboeextern void options_init(struct fio_option *); 57e1f365035a952233463d85d659bd960ba78f012eJens Axboe 58e1f365035a952233463d85d659bd960ba78f012eJens Axboeextern void strip_blank_front(char **); 59e1f365035a952233463d85d659bd960ba78f012eJens Axboeextern void strip_blank_end(char *); 60e1f365035a952233463d85d659bd960ba78f012eJens Axboe 61e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 62e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Handlers for the options 63e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 64b46928282e0a890f49250e79b81af773a2b7108fJens Axboetypedef int (fio_opt_str_fn)(void *, const char *); 6563f29372bc1bd69b66816c96d88b9c0bd8f3d8b9Jens Axboetypedef int (fio_opt_str_val_fn)(void *, long long *); 6663f29372bc1bd69b66816c96d88b9c0bd8f3d8b9Jens Axboetypedef int (fio_opt_int_fn)(void *, int *); 67e1f365035a952233463d85d659bd960ba78f012eJens Axboetypedef int (fio_opt_str_set_fn)(void *); 68e1f365035a952233463d85d659bd960ba78f012eJens Axboe 69e1f365035a952233463d85d659bd960ba78f012eJens Axboe#define td_var(start, offset) ((void *) start + (offset)) 70e1f365035a952233463d85d659bd960ba78f012eJens Axboe 710e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#ifndef min 720e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#define min(a, b) ((a) < (b) ? (a) : (b)) 730e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#endif 740e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#ifndef max 750e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#define max(a, b) ((a) > (b) ? (a) : (b)) 760e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#endif 770e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe 78e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 79