1 /* 2 * This file is part of MPlayer. 3 * 4 * MPlayer is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 * 9 * MPlayer is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License along 15 * with MPlayer; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 17 */ 18 19 #ifndef MPLAYER_SUBOPT_HELPER_H 20 #define MPLAYER_SUBOPT_HELPER_H 21 22 /** 23 * \file 24 * 25 * \brief Datatype and functions declarations for usage 26 * of the suboption parser. 27 * 28 */ 29 30 #define OPT_ARG_BOOL 0 31 #define OPT_ARG_INT 1 32 #define OPT_ARG_STR 2 33 #define OPT_ARG_MSTRZ 3 ///< A malloced, zero terminated string, use free()! 34 #define OPT_ARG_FLOAT 4 35 36 typedef int (*opt_test_f)(void *); 37 38 /** simple structure for defining the option name, type and storage location */ 39 typedef struct opt_s 40 { 41 const char * name; ///< string that identifies the option 42 int type; ///< option type as defined in subopt-helper.h 43 void * valp; ///< pointer to the mem where the value should be stored 44 opt_test_f test; ///< argument test func ( optional ) 45 } opt_t; 46 47 /** parses the string for the options specified in opt */ 48 int subopt_parse( char const * const str, const opt_t * opts ); 49 50 51 /*------------------ arg specific types and declaration -------------------*/ 52 typedef struct strarg_s 53 { 54 int len; ///< length of the string determined by the parser 55 char const * str; ///< pointer to position inside the parse string 56 } strarg_t; 57 58 59 int int_non_neg(void *iptr); 60 int int_pos(void *iptr); 61 62 int strargcmp(strarg_t *arg, const char *str); 63 int strargcasecmp(strarg_t *arg, char *str); 64 65 #endif /* MPLAYER_SUBOPT_HELPER_H */ 66