-/**
- * Simple, non circular, double linked pointer list.
- * Created because the properties of the standard circular list were not
- * very well suited for the interference graph implementation.
- * This list uses an obstack and a free-list to efficiently manage its
- * elements.
+/*
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
* @author Kimon Hoffmann
* @date 14.07.2005
* @cvs-id $Id$
- * @note Until now the code is entirely untested so it probably contains
- * plenty of errors.
- */
-#ifndef _PLIST_H_
-#define _PLIST_H_
+ * @summary Simple, non circular, double linked pointer list.
+ * Created because the properties of the standard circular list were
+ * not very well suited for the interference graph implementation.
+ * This list uses an obstack and a free-list to efficiently manage its
+ * elements.
+ * @note Until now the code is entirely untested so it probably contains
+ * plenty of errors. (Matze: Is this still true, the code seems to be
+ * used at some places....)
+ */
+#ifndef FIRM_ADT_PLIST_H
+#define FIRM_ADT_PLIST_H
#include <stddef.h>
#include "obst.h"
*/
void plist_insert_after(plist_t *list, plist_element_t *element, void *value);
+/**
+ * Checks if list has an element with the given data pointer.
+ * @param list the list to check
+ * @param value the data pointer to look for
+ * @return 1 if element with data pointer found, 0 otherwise
+ */
+int plist_has_value(plist_t *list, void *value);
+
+/**
+ * Tries to find list element associated to the given data pointer.
+ * @param list the list to check
+ * @param value the data pointer to look for
+ * @return The first list element associated to data pointer if found, NULL otherwise
+ */
+plist_element_t *plist_find_value(plist_t *list, void *value);
+
/**
* Erases the specified element from the pointer list.
* @param list the pointer list from which the element should be erased.