462771066b
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28234 a1c6a512-1295-4272-9138-f99709370657
81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 Linus Nielsen Feltzing
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef CONFIGFILE_H
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#define CONFIGFILE_H
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#define TYPE_INT 1
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#define TYPE_ENUM 2
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#define TYPE_STRING 3
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#define TYPE_BOOL 4
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struct configdata
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{
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int type; /* See TYPE_ macros above */
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int min; /* Min value for integers, should be 0 for enums */
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int max; /* Max value for integers, value count for enums,
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buffer size for strings */
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union
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{
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int *int_p;
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bool *bool_p;
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char *string;
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}; /* Pointer to value, a union of the possible types */
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char *name; /* Pointer to the name of the item */
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char **values; /* List of strings for enums, NULL if not enum */
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};
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/* configfile_save - Given configdata entries this function will
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create a config file with these entries, destroying any
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previous config file of the same name */
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int configfile_save(const char *filename, struct configdata *cfg,
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int num_items, int version);
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int configfile_load(const char *filename, struct configdata *cfg,
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int num_items, int min_version);
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/* configfile_get_value - Given a key name, this function will
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return the integer value for that key.
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Input:
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filename = config file filename
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name = (name/value) pair name entry
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Return:
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value if (name/value) pair is found
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-1 if entry is not found
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*/
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int configfile_get_value(const char* filename, const char* name);
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/* configure_update_entry - Given a key name and integer value
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this function will update the entry if found, or add it if
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not found.
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Input:
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filename = config file filename
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name = (name/value) pair name entry
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val = new value for (name/value) pair
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Return:
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1 if the (name/value) pair was found and updated with the new value
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0 if the (name/value) pair was added as a new entry
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-1 if error
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*/
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int configfile_update_entry(const char* filename, const char* name, int val);
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#endif
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