mkvtoolnix/mm_io.h

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/*
mkvmerge -- utility for splicing together matroska files
from component media subtypes
mm_io_c.h
Written by Moritz Bunkus <moritz@bunkus.org>
Distributed under the GPL
see the file COPYING for details
or visit http://www.gnu.org/copyleft/gpl.html
*/
/*!
\file
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\version \$Id: mm_io.h,v 1.3 2003/05/23 09:51:22 mosu Exp $
\brief IO callback class definitions
\author Moritz Bunkus <moritz@bunkus.org>
*/
#ifndef __MM_IO_H
#define __MM_IO_H
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#ifndef __CYGWIN__
#include <stdint.h>
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#endif // __CYGWIN__
#include "IOCallback.h"
using namespace LIBEBML_NAMESPACE;
class mm_io_c: public IOCallback {
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void *file;
public:
mm_io_c(const char *path, const open_mode mode);
virtual ~mm_io_c();
virtual uint64 getFilePointer();
virtual void setFilePointer(int64 offset, seek_mode mode=seek_beginning);
virtual uint32 read(void *buffer, size_t size);
virtual size_t write(const void *buffer, size_t size);
virtual void close();
virtual bool eof();
virtual char *gets(char *buffer, size_t max_size);
};
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class mm_null_io_c: public IOCallback {
protected:
int64_t pos;
public:
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mm_null_io_c();
virtual uint64 getFilePointer();
virtual void setFilePointer(int64 offset, seek_mode mode=seek_beginning);
virtual uint32 read(void *buffer, size_t size);
virtual size_t write(const void *buffer, size_t size);
virtual void close();
};
#endif // __MM_IO_H