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+/* cache.h - definitions for the LRU cache
+ *
+ * Copyright (C) 2004-2005 Gerhard Häring <gh@ghaering.de>
+ *
+ * This file is part of pysqlite.
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+
+#ifndef PYSQLITE_CACHE_H
+#define PYSQLITE_CACHE_H
+#include "Python.h"
+
+typedef struct _Node
+{
+ PyObject_HEAD
+ PyObject* key;
+ PyObject* data;
+ long count;
+ struct _Node* prev;
+ struct _Node* next;
+} Node;
+
+typedef struct
+{
+ PyObject_HEAD
+ int size;
+ PyObject* mapping;
+ PyObject* factory;
+ Node* first;
+ Node* last;
+ int decref_factory;
+} Cache;
+
+extern PyTypeObject NodeType;
+extern PyTypeObject CacheType;
+
+int node_init(Node* self, PyObject* args, PyObject* kwargs);
+void node_dealloc(Node* self);
+
+int cache_init(Cache* self, PyObject* args, PyObject* kwargs);
+void cache_dealloc(Cache* self);
+PyObject* cache_get(Cache* self, PyObject* args);
+
+int cache_setup_types(void);
+
+#endif