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											2008-12-08 04:46:09 +00:00
										 |  |  | // Copyright (C) 2003-2008 Dolphin Project.
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							|  |  |  | // This program is free software: you can redistribute it and/or modify
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							|  |  |  | // it under the terms of the GNU General Public License as published by
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							|  |  |  | // the Free Software Foundation, version 2.0.
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							|  |  |  | // This program is distributed in the hope that it will be useful,
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							|  |  |  | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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							|  |  |  | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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							|  |  |  | // GNU General Public License 2.0 for more details.
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							|  |  |  | // A copy of the GPL 2.0 should have been included with the program.
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							|  |  |  | // If not, see http://www.gnu.org/licenses/
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							|  |  |  | // Official SVN repository and contact information can be found at
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							|  |  |  | // http://code.google.com/p/dolphin-emu/
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							|  |  |  | // Handles giant memory mapped files
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							|  |  |  | // Through some trickery, allows lock on byte boundaries
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							|  |  |  | // instead of allocation granularity boundaries
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							|  |  |  | // for ease of use
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							|  |  |  | //
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							|  |  |  | #ifndef _MAPPED_FILE_H
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							|  |  |  | #define _MAPPED_FILE_H
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							|  |  |  | // #pragma warning (disable: 4786)
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							|  |  |  | #include <map>
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							|  |  |  | namespace Common | 
					
						
							|  |  |  | { | 
					
						
							|  |  |  | class IMappedFile | 
					
						
							|  |  |  | { | 
					
						
							|  |  |  | 	public: | 
					
						
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							|  |  |  | 		virtual ~IMappedFile() {} | 
					
						
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							|  |  |  | 		virtual bool Open(const char* _szFilename) = 0; | 
					
						
							|  |  |  | 		virtual bool IsOpen(void) = 0; | 
					
						
							|  |  |  | 		virtual void Close(void)  = 0; | 
					
						
							|  |  |  | 		virtual u64 GetSize(void) = 0; | 
					
						
							|  |  |  | 		virtual u8* Lock(u64 _offset, u64 _size) = 0; | 
					
						
							|  |  |  | 		virtual void Unlock(u8* ptr) = 0; | 
					
						
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							|  |  |  | 		static IMappedFile* CreateMappedFileDEPRECATED(); | 
					
						
							|  |  |  | }; | 
					
						
							|  |  |  | } // end of namespace DiscIO
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							|  |  |  | #endif
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