ini.hpp

// ***************************************************************** -*- C++ -*-
/*
 * Copyright (C) 2004-2021 Exiv2 authors
 * This program is part of the Exiv2 distribution.
 *
 * This program 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.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301 USA.
 */
 
// Read an INI file into easy-to-access name/value pairs.
 
// inih and INIReader are released under the New BSD license (see LICENSE.txt).
// Go to the project home page for more info:
//
// https://github.com/benhoyt/inih
 
#ifndef __INIREADER_H__
#define __INIREADER_H__
 
#include "exiv2lib_export.h"
 
#include <map>
#include <string>
#include <stdio.h>
 
namespace Exiv2 {
 
/* inih -- simple .INI file parser
 
inih is released under the New BSD license (see LICENSE.txt). Go to the project
home page for more info:
 
https://github.com/benhoyt/inih
 
*/
 
#ifndef __INI_H__
#define __INI_H__
 
/* Make this header file easier to include in C++ code */
#ifdef __cplusplus
extern "C" {
#endif
 
typedef int (*ini_handler)(void* user, const char* section,
                           const char* name, const char* value);
 
typedef char* (*ini_reader)(char* str, int num, void* stream);
 
int ini_parse(const char* filename, ini_handler handler, void* user);
 
int ini_parse_file(FILE* file, ini_handler handler, void* user);
 
int ini_parse_stream(ini_reader reader, void* stream, ini_handler handler,
                     void* user);
 
#ifndef INI_ALLOW_MULTILINE
#define INI_ALLOW_MULTILINE 1
#endif
 
#ifndef INI_ALLOW_BOM
#define INI_ALLOW_BOM 1
#endif
 
#ifndef INI_ALLOW_INLINE_COMMENTS
#define INI_ALLOW_INLINE_COMMENTS 1
#endif
#ifndef INI_INLINE_COMMENT_PREFIXES
#define INI_INLINE_COMMENT_PREFIXES ";"
#endif
 
#ifndef INI_USE_STACK
#define INI_USE_STACK 1
#endif
 
#ifndef INI_STOP_ON_FIRST_ERROR
#define INI_STOP_ON_FIRST_ERROR 0
#endif
 
#ifndef INI_MAX_LINE
#define INI_MAX_LINE 200
#endif
 
#ifdef __cplusplus
}
#endif
 
#endif /* __INI_H__ */
 
 
class EXIV2API INIReader
{
public:
    explicit INIReader(const std::string& filename);
 
    int ParseError();
 
    std::string Get(std::string section, std::string name,
                    std::string default_value);
 
    long GetInteger(std::string section, std::string name, long default_value);
 
    double GetReal(std::string section, std::string name, double default_value);
 
    bool GetBoolean(std::string section, std::string name, bool default_value);
 
private:
    int _error;                                                        
    std::map<std::string, std::string> _values;                        
    static std::string MakeKey(std::string section, std::string name); 
    static int ValueHandler(void* user, const char* section, const char* name,
                            const char* value); 
};
} // namespace Exiv2
 
#endif  // __INIREADER_H__