Merged changes from branch build_system_redesign at revision 14573.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14574 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-10-29 16:27:43 +00:00
parent 5412b02d50
commit 338b8dc301
1836 changed files with 114718 additions and 14057 deletions
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+/*
+ * Copyright (c) 2003 Marcus Overhagen
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a 
+ * copy of this software and associated documentation files (the "Software"), 
+ * to deal in the Software without restriction, including without limitation 
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+ * and/or sell copies of the Software, and to permit persons to whom the 
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in 
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
+ * DEALINGS IN THE SOFTWARE.
+ */
+#ifndef _BLOCK_CACHE_H
+#define _BLOCK_CACHE_H
+
+#include <BeBuild.h>
+#include <Locker.h>
+
+/* The OpenBeOS implementation of the BBlockCache.
+ * A class used to manage a pool of memory blocks.
+ */
+
+/* The allocation type to be used in the constructor
+ */
+enum {
+	B_OBJECT_CACHE = 0,
+	B_MALLOC_CACHE = 1
+};
+
+/* The BBlockCache class:
+ */
+class BBlockCache
+{
+public:
+				BBlockCache(uint32 blockCount,
+							size_t blockSize,
+							uint32 allocationType);
+	virtual		~BBlockCache();
+
+	void *		Get(size_t blockSize);
+	void		Save(void *pointer, size_t blockSize);
+
+/* Private or reserved functions and data
+ */
+private:
+	virtual	void _ReservedBlockCache1();
+	virtual	void _ReservedBlockCache2();
+
+				BBlockCache(const BBlockCache &);
+	BBlockCache	&operator=(const BBlockCache &);
+
+	struct _FreeBlock;
+
+	_FreeBlock *fFreeList;
+	size_t		fBlockSize;
+	int32		fFreeBlocks;
+	int32		fBlockCount;
+	BLocker		fLocker;
+	void *		(*fAlloc)(size_t size);
+	void		(*fFree)(void *pointer);
+	uint32		_reserved[2];
+};
+
+#endif