scummvm/engines/lure/memory.h
2008-01-05 12:45:14 +00:00

67 lines
1.8 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef LURE_MEMORY_H
#define LURE_MEMORY_H
#include "common/system.h"
#include "common/str.h"
namespace Lure {
class MemoryBlock {
private:
byte *_data;
uint32 _size;
public:
MemoryBlock(uint32 size);
MemoryBlock(MemoryBlock *src);
~MemoryBlock();
byte *data() { return _data; }
uint32 size() { return _size; }
void empty();
void setBytes(int c, size_t startIndex, size_t num);
void copyFrom(MemoryBlock *src);
void copyFrom(MemoryBlock *src, uint32 srcPos, uint32 destPos, uint32 srcLen);
void copyFrom(const byte *src, uint32 srcPos, uint32 destPos, uint32 srcLen);
void reallocate(uint32 size);
void saveToFile(const Common::String &filename);
};
class Memory {
public:
static MemoryBlock *allocate(uint32 size);
static MemoryBlock *duplicate(MemoryBlock *src);
static uint8 *alloc(uint32 size);
static void dealloc(void *block);
};
} // end of namspace Lure
#endif