www.pudn.com > NeroSDK-v1.06.zip > FileSystemBlockAccessInterface.h

/****************************************************************************** 
|* THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF 
|* ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO 
|* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A 
|* PARTICULAR PURPOSE. 
|*  
|* Copyright 1995-2005 Nero AG. All Rights Reserved. 
|*----------------------------------------------------------------------------- 
|* NeroSDK / NeroAPI 
|* 
|* PROGRAM: FileSystemBlockAccessInterface.h 
|* 
|* PURPOSE: The file system block access interface 
|* The NeroAPI packet writing API will return INeroFileSystemBlockAccess that 
|* can be used to have block access to a file system. 
******************************************************************************/ 
#ifndef FILESYSTEMBLOCKACCESSINTERFACE_H 
#define FILESYSTEMBLOCKACCESSINTERFACE_H 
 
#include "FileSystemBlockWriterInterface.h" 
#include "FileSystemBlockAccessExtensions.h" 
 
/* This interface contains an extension scheme that will allow us to  
 * transparently extend the interface's functionality without losing binary  
 * compatibility. 
 */ 
class INeroFileSystemBlockAccess 
	:public INeroFileSystemBlockWriter 
{ 
public: 
 
	// Returns the number of supported extension fields 
	virtual DWORD GetNumSupportedExtensions() = 0; 
	// In combination with the method above, this method can be used to copy a set of extensions 
	// without knowing which ones are actually there. Extensions have to be passed through to 
	// any of the Nero filesystem generators, so it is essential to have some means of copying them 
	virtual INeroFileSystemBlockAccessExtension *GetFileExtensionByNumber(int iNumExt) = 0; 
	// Returns specified extension or NULL if not present 
	virtual INeroFileSystemBlockAccessExtension *GetFileExtension(NeroFSBlockAccessExtensionsType eExtType) = 0; 
 
}; 
 
 
#endif // FILESYSTEMBLOCKACCESSINTERFACE_H