84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
// 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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#ifndef _DATAREADER_H
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#define _DATAREADER_H
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// =================================================================================================
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// IDataReader
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// =================================================================================================
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class IDataReader
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{
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protected:
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const char *m_szName;
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public:
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virtual void Skip(u32) = 0;
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virtual u8 Read8 () = 0;
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virtual u16 Read16() = 0;
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virtual u32 Read32() = 0;
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virtual int GetPosition() = 0; // return values can be anything, as long as relative distances are correct
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};
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// =================================================================================================
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// CDataReader_Fifo
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// =================================================================================================
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class CDataReader_Fifo : public IDataReader
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{
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private:
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public:
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CDataReader_Fifo();
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virtual void Skip(u32);
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virtual u8 Read8();
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virtual u16 Read16();
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virtual u32 Read32();
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virtual int GetPosition();
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};
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// =================================================================================================
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// CDataReader_Memory
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// =================================================================================================
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class CDataReader_Memory : public IDataReader
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{
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private:
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//u8* m_pMemory;
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u32 m_uReadAddress;
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public:
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CDataReader_Memory(u32 _uAddress);
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u32 GetReadAddress();
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virtual void Skip(u32);
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virtual u8 Read8();
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virtual u16 Read16();
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virtual u32 Read32();
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virtual int GetPosition();
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};
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extern IDataReader* g_pDataReader;
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#endif
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