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/* Copyright (C) 2007-2008 The Android Open Source Project
**
** This software is licensed under the terms of the GNU General Public
** License version 2, as published by the Free Software Foundation, and
** may be copied, distributed, and modified under those terms.
**
** This program 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.
*/
#ifndef ANDROID_CONFIG_H
#define ANDROID_CONFIG_H
/** ANDROID CONFIGURATION FILE SUPPORT
**
** A configuration file is loaded as a simplre tree of (key,value)
** pairs. keys and values are simple strings
**/
typedef struct AConfig AConfig;
struct AConfig
{
AConfig* next;
AConfig* first_child;
AConfig* last_child;
const char* name;
const char* value;
};
/* parse a text string into a config node tree */
extern void aconfig_load(AConfig* root, char* data);
/* parse a file into a config node tree, return 0 in case of success, -1 otherwise */
extern int aconfig_load_file(AConfig* root, const char* path);
/* save a config node tree into a file, return 0 in case of success, -1 otherwise */
extern int aconfig_save_file(AConfig* root, const char* path);
/* create a single config node */
extern AConfig* aconfig_node(const char *name, const char *value);
/* locate a named child of a config node */
extern AConfig* aconfig_find(AConfig *root, const char *name);
/* add a named child to a config node (or modify it if it already exists) */
extern void aconfig_set(AConfig *root, const char *name, const char *value);
/* look up a child by name and return its value, eventually converted
* into a boolean or integer */
extern int aconfig_bool (AConfig *root, const char *name, int _default);
extern unsigned aconfig_unsigned(AConfig *root, const char *name, unsigned _default);
extern int aconfig_int (AConfig *root, const char *name, int _default);
extern const char* aconfig_str (AConfig *root, const char *name, const char *_default);
#endif /* ANDROID_CONFIG_H */
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