linuxfilestream.h

来自「这是VCF框架的代码」· C头文件 代码 · 共 125 行

#ifndef _VCF_LINUXFILESTREAM_H__
#define _VCF_LINUXFILESTREAM_H__ 
//LinuxFileStream.h

/*
Copyright 2000-2004 The VCF Project.
Please see License.txt in the top level directory
where you installed the VCF.
*/


//#include "FileStreamPeer.h"


namespace VCF
{
/**
* This is going to based on the C runtime's fopen/fread/fwrite stream
*API for now.
*/
class FOUNDATIONKIT_API LinuxFileStream : public FileStreamPeer
{
public:
	LinuxFileStream( const String& filename,
	                 const FileStreamAccessType& accessType );

	LinuxFileStream( File* file );

	virtual ~LinuxFileStream();

	virtual void seek( const unsigned long& offset, const SeekType& offsetFrom );

	virtual unsigned long getSize();

    virtual unsigned long read( unsigned char* bytesToRead, unsigned long sizeOfBytes );

    virtual unsigned long write( const unsigned char* bytesToWrite, unsigned long sizeOfBytes );

	virtual char* getBuffer();

private:
	int fileHandle_;
	VCF::File* file_;
	VCF::String filename_;
	
	int translateSeekTypeToMoveType( const SeekType& offsetFrom );
};


}


/**
*CVS Log info
*$Log$
*Revision 1.4  2006/04/07 02:35:34  ddiego
*initial checkin of merge from 0.6.9 dev branch.
*
*Revision 1.3.2.1  2005/11/10 00:04:08  obirsoy
*changes required for gcc under Linux.
*
*Revision 1.3  2005/04/05 23:44:22  jabelardo
*a lot of fixes to compile on linux, it does not run but at least it compile
*
*Revision 1.2  2004/08/07 02:49:13  ddiego
*merged in the devmain-0-6-5 branch to stable
*
*Revision 1.1.2.5  2004/08/02 00:48:23  ddiego
*fixed build errors in linux for FoundationKit
*
*Revision 1.1.2.4  2004/06/06 07:05:32  marcelloptr
*changed macros, text reformatting, copyright sections
*
*Revision 1.1.2.2  2004/04/29 04:07:08  marcelloptr
*reformatting of source files: macros and csvlog and copyright sections
*
*Revision 1.1.2.1  2004/04/28 03:29:39  ddiego
*migration towards new directory structure
*
*Revision 1.4.8.1  2004/04/26 21:58:42  marcelloptr
*changes for dir reorganization: _VCF_MACRO_H__
*
*Revision 1.4  2003/05/17 20:37:12  ddiego
*this is the checkin for the 0.6.1 release - represents the merge over from
*the devmain-0-6-0 branch plus a few minor bug fixes
*
*Revision 1.3.14.3  2003/04/19 22:22:56  ddiego
*tested the code developed in windows using gtk in linux. Seems to work ok except for a
*few minor compiler glitches. Had to comment out the partial specialization for
*floating point image bits in include/graphics/ImageBits.h. Also made some
*adjustments in the makefiles for building the GraphicsKit and ApplicationKit
*from the build/make/Makefile.
*
*Revision 1.3.14.2  2003/03/23 03:23:49  marcelloptr
*3 empty lines at the end of the files
*
*Revision 1.3.14.1  2003/03/12 03:10:56  ddiego
*switched all member variable that used the "m_"<name> prefix to
* <name>"_" suffix nameing standard.
*Also changed all vcf builder files to accomadate this.
*Changes were made to the Stream classes to NOT multiple inheritance and to
*be a little more correct. Changes include breaking the FileStream into two
*distinct classes, one for input and one for output.
*
*Revision 1.3  2002/05/28 03:03:15  ddiego
*added another test: FileStreaming to test out the FileStream class in
*linux. Added some changes to the LinuxFileStream class. Also added the
*LinuxLibraryPeer so the Library class now works in linux.
*
*Revision 1.2  2002/05/09 03:10:43  ddiego
*merged over code from development branch devmain-0-5-1a into the main CVS trunk
*
*Revision 1.1.4.1  2002/03/26 04:46:10  cesarmello
*Linux headers
*
*Revision 1.1  2002/01/28 02:04:54  cesarmello
*Linux file peer implementation
*
*/


#endif // _VCF_LINUXFILESTREAM_H__