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+/* 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.
+ *
+ *
+ */
+
+#ifndef TONY_MPAL_MEMORY
+#define TONY_MPAL_MEMORY
+
+#include "common/scummsys.h"
+#include "common/list.h"
+
+namespace Tony {
+
+namespace MPAL {
+
+typedef void *MpalHandle;
+
+struct MemoryItem {
+ uint32 _id;
+ uint32 _size;
+ int _lockCount;
+ byte _data[1];
+
+ // Casting for access to data
+ operator void *() { return &_data[0]; }
+};
+
+class MemoryManager {
+private:
+ static MemoryItem *getItem(MpalHandle handle);
+public:
+ static MpalHandle allocate(uint32 size, uint flags);
+ static void *alloc(uint32 size, uint flags);
+ static void freeBlock(MpalHandle handle);
+ static void destroyItem(MpalHandle handle);
+ static uint32 getSize(MpalHandle handle);
+ static byte *lockItem(MpalHandle handle);
+ static void unlockItem(MpalHandle handle);
+};
+
+// defines
+#define globalAlloc(flags, size) MemoryManager::alloc(size, flags)
+#define globalAllocate(flags, size) MemoryManager::allocate(size, flags)
+#define globalFree(handle) MemoryManager::freeBlock(handle)
+#define globalDestroy(handle) MemoryManager::destroyItem(handle)
+#define globalLock(handle) MemoryManager::lockItem(handle)
+#define globalUnlock(handle) MemoryManager::unlockItem(handle)
+#define globalSize(handle) MemoryManager::getSize(handle)
+
+#define GMEM_FIXED 1
+#define GMEM_MOVEABLE 2
+#define GMEM_ZEROINIT 4
+
+} // end of namespace MPAL
+
+} // end of namespace Tony
+
+#endif