parse.h revision 3b8b7135602a4d3a7132fee10da9c1203ab643ad
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, 1715ca150e8dbfd68aa5beb479fcb3f07447417a04Jens Axboe FIO_OPT_DEPRECATED, 18e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 19e1f365035a952233463d85d659bd960ba78f012eJens Axboe 20e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 21b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe * Match a possible value string with the integer option. 22b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe */ 23b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboestruct value_pair { 24b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe const char *ival; /* string option */ 25b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe unsigned int oval; /* output value */ 267837213b66e20a8d91e7069f5823852f42c41440Jens Axboe const char *help; /* help text for sub option */ 27b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe}; 28b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe 29b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#define PARSE_MAX_VP 16 30b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe 31b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe/* 32e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Option define 33e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 34e1f365035a952233463d85d659bd960ba78f012eJens Axboestruct fio_option { 35ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe const char *name; /* option name */ 3603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe const char *alias; /* possible old allowed name */ 37ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe enum fio_opt_type type; /* option type */ 38ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe unsigned int off1; /* potential parameters */ 39e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int off2; 40f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe unsigned int off3; 41f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe unsigned int off4; 42ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe unsigned int maxval; /* max and min value */ 4363f29372bc1bd69b66816c96d88b9c0bd8f3d8b9Jens Axboe int minval; 4476a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe int neg; /* negate value stored */ 453b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe int prio; 46ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe void *cb; /* callback */ 47ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe const char *help; /* help text for option */ 48ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe const char *def; /* default setting */ 49b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe const struct value_pair posval[PARSE_MAX_VP];/* possible values */ 50afdf935261b23cdf08214e708133318548ddf2c4Jens Axboe const char *parent; /* parent option */ 51e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 52e1f365035a952233463d85d659bd960ba78f012eJens Axboe 53e1f365035a952233463d85d659bd960ba78f012eJens Axboetypedef int (str_cb_fn)(void *, char *); 54e1f365035a952233463d85d659bd960ba78f012eJens Axboe 55e1f365035a952233463d85d659bd960ba78f012eJens Axboeextern int parse_option(const char *, struct fio_option *, void *); 563b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboeextern void sort_options(char **, struct fio_option *, int); 57b46928282e0a890f49250e79b81af773a2b7108fJens Axboeextern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *); 58fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboeextern int show_cmd_help(struct fio_option *, const char *); 59ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboeextern void fill_default_options(void *, struct fio_option *); 6013335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboeextern void options_init(struct fio_option *); 61e1f365035a952233463d85d659bd960ba78f012eJens Axboe 62e1f365035a952233463d85d659bd960ba78f012eJens Axboeextern void strip_blank_front(char **); 63e1f365035a952233463d85d659bd960ba78f012eJens Axboeextern void strip_blank_end(char *); 64564ca97254984165e06d5fd4b1270bac95ca55fbJens Axboeextern int str_to_decimal(const char *, long long *, int); 65e1f365035a952233463d85d659bd960ba78f012eJens Axboe 66e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 67e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Handlers for the options 68e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 69b46928282e0a890f49250e79b81af773a2b7108fJens Axboetypedef int (fio_opt_str_fn)(void *, const char *); 7063f29372bc1bd69b66816c96d88b9c0bd8f3d8b9Jens Axboetypedef int (fio_opt_str_val_fn)(void *, long long *); 7163f29372bc1bd69b66816c96d88b9c0bd8f3d8b9Jens Axboetypedef int (fio_opt_int_fn)(void *, int *); 72e1f365035a952233463d85d659bd960ba78f012eJens Axboetypedef int (fio_opt_str_set_fn)(void *); 73e1f365035a952233463d85d659bd960ba78f012eJens Axboe 74e1f365035a952233463d85d659bd960ba78f012eJens Axboe#define td_var(start, offset) ((void *) start + (offset)) 75e1f365035a952233463d85d659bd960ba78f012eJens Axboe 760e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#ifndef min 770e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#define min(a, b) ((a) < (b) ? (a) : (b)) 780e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#endif 790e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#ifndef max 800e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#define max(a, b) ((a) > (b) ? (a) : (b)) 810e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe#endif 820e9f7fac2a501f2baeedd11446e9fe102720c27dJens Axboe 83e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 84