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// ____ _ __
// / __ )____ _____ | | / /___ ___________
// / __ / __ \/ ___/ | | /| / / __ `/ ___/ ___/
// / /_/ / /_/ (__ ) | |/ |/ / /_/ / / (__ )
// /_____/\____/____/ |__/|__/\__,_/_/ /____/
//
// A futuristic real-time strategy game.
// This file is part of Bos Wars.
//
/**@name iolib.h - The iolib functions header file. */
//
// (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
----------------------------------------------------------------------------*/
/**
** Exception thrown by FileWriter objects.
**/
class FileException
{
};
/**
** Abstract class representing files one can write to.
*/
class FileWriter
{
public:
virtual ~FileWriter() {}
void printf(const char *format, ...) GCC_ATTR((format(printf, 2, 3)));
virtual int write(const char *data, unsigned int size) = 0;
};
/**
** Create a file writer object that works for the given file name.
**
** If the file name ends with '.gz', the file writer returned
** will compress the data with zlib.
*/
FileWriter *CreateFileWriter(const std::string &filename);
/**
** FileList struct used by directory access routine
*/
class FileList {
public:
FileList() : name(NULL), type(0), xdata(NULL) {}
char *name; /// Name of the file
int type; /// Type of the file
CMapInfo *xdata; /// Extra data attached by high level
};
/**
** Defines a library file
**
** @todo zip archive support
*/
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, ...) GCC_ATTR((format(printf, 2, 3)));
private:
int cl_type; /// type of CFile
FILE *cl_plain; /// standard file pointer
gzFile cl_gz; /// gzip file pointer
};
enum {
CLF_TYPE_INVALID, /// invalid file handle
CLF_TYPE_PLAIN, /// plain text file handle
CLF_TYPE_GZIP, /// gzip file handle
};
#define CL_OPEN_READ 0x1
#define CL_OPEN_WRITE 0x2
#define CL_WRITE_GZ 0x4
/*----------------------------------------------------------------------------
-- Functions
----------------------------------------------------------------------------*/
/// Build libary path name
extern char *LibraryFileName(const char *file, char *buffer, size_t buffersize);
/// Read the contents of a directory
extern int ReadDataDirectory(const char *dirname, int (*filter)(char*, FileList *),
std::vector<FileList> &flp);
//@}
#endif // !__IOLIB_H__
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