52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
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// 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
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{
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class IMappedFile
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{
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public:
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virtual ~IMappedFile() {}
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virtual bool Open(const char* _szFilename) = 0;
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virtual bool IsOpen(void) = 0;
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virtual void Close(void) = 0;
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virtual u64 GetSize(void) = 0;
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virtual u8* Lock(u64 _offset, u64 _size) = 0;
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virtual void Unlock(u8* ptr) = 0;
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static IMappedFile* CreateMappedFile();
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};
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} // end of namespace DiscIO
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#endif
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