____                _       __
    / __ )____  _____   | |     / /___ ___________
   / __  / __ \/ ___/   | | /| / / __ `/ ___/ ___/
  / /_/ / /_/ (__  )    | |/ |/ / /_/ / /  (__  )
 /_____/\____/____/     |__/|__/\__,_/_/  /____/

       A futuristic real-time strategy game.
          This file is part of Bos Wars.

(C) Copyright 2001-2007 by the Bos Wars and Stratagus Project. Distributed under the "GNU General Public License"

---

iolib.h

Go to the documentation of this file.

//     ____                _       __               
//    / __ )____  _____   | |     / /___ ___________
//   / __  / __ \/ ___/   | | /| / / __ `/ ___/ ___/
//  / /_/ / /_/ (__  )    | |/ |/ / /_/ / /  (__  ) 
// /_____/\____/____/     |__/|__/\__,_/_/  /____/  
//                                              
//       A futuristic real-time strategy game.
//          This file is part of Bos Wars.
//
//
//      (c) Copyright 2000-2007 by Andreas Arens
//
//      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; only version 2 of the License.
//
//      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., 59 Temple Place - Suite 330, Boston, MA
//      02111-1307, USA.

#ifndef __IOLIB_H__
#define __IOLIB_H__


/*----------------------------------------------------------------------------
--  Includes
----------------------------------------------------------------------------*/

#include <vector>
#include <zlib.h>

class CMapInfo;

/*----------------------------------------------------------------------------
--  Definitons
----------------------------------------------------------------------------*/

class FileException 
{
};


class FileWriter
{
public:
    virtual ~FileWriter() {}

    void printf(const char *format, ...);

    virtual int write(const char *data, unsigned int size) = 0;
};


FileWriter *CreateFileWriter(const std::string &filename);



class FileList {
public:
    FileList() : name(NULL), type(0), xdata(NULL) {}

    char *name;              
    int type;                
    CMapInfo *xdata;          
};


class CFile {
public:
    CFile();
    ~CFile();

    int open(const char *name, long flags);
    int close();
    void flush();
    int read(void *buf, size_t len);
    int seek(long offset, int whence);
    long tell();
    int printf(const char *format, ...);

private:
    int   cl_type;   
    FILE *cl_plain;  
    gzFile cl_gz;    
};

enum {
    CLF_TYPE_INVALID,  
    CLF_TYPE_PLAIN,    
    CLF_TYPE_GZIP,     
};

#define CL_OPEN_READ 0x1
#define CL_OPEN_WRITE 0x2
#define CL_WRITE_GZ 0x4

/*----------------------------------------------------------------------------
--  Functions
----------------------------------------------------------------------------*/

extern char *LibraryFileName(const char *file, char *buffer, size_t buffersize);

extern int ReadDataDirectory(const char *dirname, int (*filter)(char*, FileList *),
    std::vector<FileList> &flp);


#endif // !__IOLIB_H__

---