mpv/core/subopt-helper.h

65 lines
2.0 KiB
C

/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPLAYER_SUBOPT_HELPER_H
#define MPLAYER_SUBOPT_HELPER_H
/**
* \file subopt-helper.h
*
* \brief Datatype and functions declarations for usage
* of the suboption parser.
*
*/
#define OPT_ARG_BOOL 0
#define OPT_ARG_INT 1
#define OPT_ARG_STR 2
#define OPT_ARG_MSTRZ 3 ///< A malloced, zero terminated string, use free()!
#define OPT_ARG_FLOAT 4
typedef int (*opt_test_f)(void *);
/** simple structure for defining the option name, type and storage location */
typedef struct opt_s
{
const char * name; ///< string that identifies the option
int type; ///< option type as defined in subopt-helper.h
void * valp; ///< pointer to the mem where the value should be stored
opt_test_f test; ///< argument test func ( optional )
} opt_t;
/** parses the string for the options specified in opt */
int subopt_parse( char const * const str, const opt_t * opts );
/*------------------ arg specific types and declaration -------------------*/
typedef struct strarg_s
{
int len; ///< length of the string determined by the parser
char const * str; ///< pointer to position inside the parse string
} strarg_t;
int int_non_neg(void *iptr);
int int_pos(void *iptr);
int strargcmp(strarg_t *arg, const char *str);
#endif /* MPLAYER_SUBOPT_HELPER_H */