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+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2003-2006 The ScummVM project
+ *
+ * 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 MEMMAN_H
+#define MEMMAN_H
+
+#include "common/scummsys.h"
+
+namespace Sword1 {
+
+struct MemHandle {
+ void *data;
+ uint32 size;
+ uint32 refCount;
+ uint16 cond;
+ MemHandle *next, *prev;
+};
+// mem conditions:
+#define MEM_FREED 0
+#define MEM_CAN_FREE 1
+#define MEM_DONT_FREE 2
+
+#define MAX_ALLOC (6*1024*1024) // max amount of mem we want to alloc().
+
+class MemMan {
+public:
+ MemMan(void);
+ ~MemMan(void);
+ void alloc(MemHandle *bsMem, uint32 pSize, uint16 pCond = MEM_DONT_FREE);
+ void setCondition(MemHandle *bsMem, uint16 pCond);
+ void freeNow(MemHandle *bsMem);
+ void initHandle(MemHandle *bsMem);
+ void flush(void);
+private:
+ void addToFreeList(MemHandle *bsMem);
+ void removeFromFreeList(MemHandle *bsMem);
+ void checkMemoryUsage(void);
+ uint32 _alloced; //currently allocated memory
+ MemHandle *_memListFree;
+ MemHandle *_memListFreeEnd;
+};
+
+} // End of namespace Sword1
+
+#endif //MEMMAN_H