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nsINIParser.h
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is Mozilla Communicator client code, released
00016  * March 31, 1998.
00017  *
00018  * The Initial Developer of the Original Code is
00019  * Netscape Communications Corporation.
00020  * Portions created by the Initial Developer are Copyright (C) 1998
00021  * the Initial Developer. All Rights Reserved.
00022  *
00023  * Contributor(s):
00024  *   Samir Gehani <sgehani@netscape.com>
00025  *
00026  * Alternatively, the contents of this file may be used under the terms of
00027  * either the GNU General Public License Version 2 or later (the "GPL"), or
00028  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00029  * in which case the provisions of the GPL or the LGPL are applicable instead
00030  * of those above. If you wish to allow use of your version of this file only
00031  * under the terms of either the GPL or the LGPL, and not to allow others to
00032  * use your version of this file under the terms of the MPL, indicate your
00033  * decision by deleting the provisions above and replace them with the notice
00034  * and other provisions required by the GPL or the LGPL. If you do not delete
00035  * the provisions above, a recipient may use your version of this file under
00036  * the terms of any one of the MPL, the GPL or the LGPL.
00037  *
00038  * ***** END LICENSE BLOCK ***** */
00039 
00040 #ifndef _NS_INIPARSER_H_
00041 #define _NS_INIPARSER_H_
00042 
00043 #include <stdio.h>
00044 #include <malloc.h>
00045 #include <string.h>
00046 #include <sys/stat.h>
00047 #include <locale.h>
00048 
00049 class nsINIParser
00050 {
00051 public:
00052 
00060     nsINIParser(char *aFilename);
00061     ~nsINIParser();
00062 
00078     int GetString(      char *aSection, char *aKey, 
00079                         char *aValBuf, int *aIOValBufSize );
00080 
00096     int GetStringAlloc( char *aSection, char *aKey, 
00097                         char **aOutBuf, int *aOutBufSize );
00098     
00108     int GetError();
00109 
00124     static char     *ResolveName(char *aINIRoot);
00125 
00126 /*--------------------------------------------------------------------*
00127  *   Errors
00128  *--------------------------------------------------------------------*/
00129     enum 
00130     {
00131         OK                  = 0,
00132         E_READ              = -701,
00133         E_MEM               = -702,
00134         E_PARAM             = -703,
00135         E_NO_SEC            = -704,
00136         E_NO_KEY            = -705,
00137         E_SEC_CORRUPT       = -706,
00138         E_SMALL_BUF         = -707
00139     };
00140 
00141 private:
00142     int FindSection(char *aSection, char **aOutSecPtr);
00143     int FindKey(char *aSecPtr, char *aKey, char *aVal, int *aIOValSize);
00144 
00145     char    *mFileBuf;
00146     int     mFileBufSize;
00147     int     mError;
00148 };
00149 
00150 #define NL '\n'
00151 #define MAX_VAL_SIZE 4096
00152 
00153 #if defined(DUMP)
00154 #undef DUMP
00155 #endif
00156 #if defined(DEBUG_sgehani) || defined(DEBUG_druidd) || defined(DEBUG_root)
00157 #define DUMP(_msg) printf("%s %d: %s \n", __FILE__, __LINE__, _msg);
00158 #else
00159 #define DUMP(_msg) 
00160 #endif
00161 
00162 
00163 #endif /*_NS_INIPARSER_H_ */