mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-25 20:25:42 +00:00
138 lines
5.2 KiB
C
138 lines
5.2 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
|
|
*
|
|
* RetroArch 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 Found-
|
|
* ation, either version 3 of the License, or (at your option) any later version.
|
|
*
|
|
* RetroArch 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 RetroArch.
|
|
* If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
#ifndef __CONFIG_FILE_H
|
|
#define __CONFIG_FILE_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include <stdint.h>
|
|
#include "../boolean.h"
|
|
#include <stdio.h>
|
|
#include <stddef.h>
|
|
|
|
typedef struct config_file config_file_t;
|
|
|
|
/* Config file format
|
|
* - # are treated as comments. Rest of the line is ignored.
|
|
* - Format is: key = value. There can be as many spaces as you like in-between.
|
|
* - Value can be wrapped inside "" for multiword strings. (foo = "hai u")
|
|
* - #include includes a config file in-place.
|
|
*
|
|
* Path is relative to where config file was loaded unless an absolute path is chosen.
|
|
* Key/value pairs from an #include are read-only, and cannot be modified.
|
|
*/
|
|
|
|
/* Loads a config file. Returns NULL if file doesn't exist.
|
|
* NULL path will create an empty config file. */
|
|
config_file_t *config_file_new(const char *path);
|
|
|
|
/* Load a config file from a string. */
|
|
config_file_t *config_file_new_from_string(const char *from_string);
|
|
|
|
/* Frees config file. */
|
|
void config_file_free(config_file_t *conf);
|
|
|
|
/* Loads a new config, and appends its data to conf.
|
|
* The key-value pairs of the new config file takes priority over the old. */
|
|
bool config_append_file(config_file_t *conf, const char *path);
|
|
|
|
/* All extract functions return true when value is valid and exists.
|
|
* Returns false otherwise. */
|
|
|
|
bool config_entry_exists(config_file_t *conf, const char *entry);
|
|
|
|
struct config_entry_list;
|
|
struct config_file_entry
|
|
{
|
|
const char *key;
|
|
const char *value;
|
|
/* Used intentionally. Opaque here. */
|
|
const struct config_entry_list *next;
|
|
};
|
|
|
|
bool config_get_entry_list_head(config_file_t *conf, struct config_file_entry *entry);
|
|
bool config_get_entry_list_next(struct config_file_entry *entry);
|
|
|
|
/* Extracts a double from config file. */
|
|
bool config_get_double(config_file_t *conf, const char *entry, double *in);
|
|
|
|
/* Extracts a float from config file. */
|
|
bool config_get_float(config_file_t *conf, const char *entry, float *in);
|
|
|
|
/* Extracts an int from config file. */
|
|
bool config_get_int(config_file_t *conf, const char *entry, int *in);
|
|
|
|
/* Extracts an uint from config file. */
|
|
bool config_get_uint(config_file_t *conf, const char *entry, unsigned *in);
|
|
|
|
/* Extracts an uint64 from config file. */
|
|
bool config_get_uint64(config_file_t *conf, const char *entry, uint64_t *in);
|
|
|
|
/* Extracts an unsigned int from config file treating input as hex. */
|
|
bool config_get_hex(config_file_t *conf, const char *entry, unsigned *in);
|
|
|
|
/* Extracts a single char. If value consists of several chars,
|
|
* this is an error. */
|
|
bool config_get_char(config_file_t *conf, const char *entry, char *in);
|
|
|
|
/* Extracts an allocated string in *in. This must be free()-d if
|
|
* this function succeeds. */
|
|
bool config_get_string(config_file_t *conf, const char *entry, char **in);
|
|
|
|
/* Extracts a string to a preallocated buffer. Avoid memory allocation. */
|
|
bool config_get_array(config_file_t *conf, const char *entry, char *in, size_t size);
|
|
|
|
/* Extracts a string to a preallocated buffer. Avoid memory allocation.
|
|
* Recognized magic like ~/. Similar to config_get_array() otherwise. */
|
|
bool config_get_path(config_file_t *conf, const char *entry, char *in, size_t size);
|
|
|
|
/* Extracts a boolean from config.
|
|
* Valid boolean true are "true" and "1". Valid false are "false" and "0".
|
|
* Other values will be treated as an error. */
|
|
bool config_get_bool(config_file_t *conf, const char *entry, bool *in);
|
|
|
|
/* Setters. Similar to the getters.
|
|
* Will not write to entry if the entry was obtained from an #include. */
|
|
void config_set_double(config_file_t *conf, const char *entry, double value);
|
|
void config_set_float(config_file_t *conf, const char *entry, float value);
|
|
void config_set_int(config_file_t *conf, const char *entry, int val);
|
|
void config_set_hex(config_file_t *conf, const char *entry, unsigned val);
|
|
void config_set_uint64(config_file_t *conf, const char *entry, uint64_t val);
|
|
void config_set_char(config_file_t *conf, const char *entry, char val);
|
|
void config_set_string(config_file_t *conf, const char *entry, const char *val);
|
|
void config_set_path(config_file_t *conf, const char *entry, const char *val);
|
|
void config_set_bool(config_file_t *conf, const char *entry, bool val);
|
|
|
|
/* Write the current config to a file. */
|
|
bool config_file_write(config_file_t *conf, const char *path);
|
|
|
|
/* Dump the current config to an already opened file.
|
|
* Does not close the file. */
|
|
void config_file_dump(config_file_t *conf, FILE *file);
|
|
|
|
/* Also dumps inherited values, useful for logging. */
|
|
void config_file_dump_all(config_file_t *conf);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|