--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphicscomposition/openwfcompositionengine/common/include/owflinkedlist.h	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,174 @@
+/* Copyright (c) 2009 The Khronos Group Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and/or associated documentation files (the
+ * "Materials"), to deal in the Materials without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Materials, and to
+ * permit persons to whom the Materials are 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 Materials.
+ *
+ * THE MATERIALS ARE 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
+ * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+ */
+
+#ifndef OWFLLIST_H_
+#define OWFLLIST_H_
+
+#include "owfpool.h"
+#include "owftypes.h"
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/*!
+ *  Allocates new node from the node pool
+ *
+ *  \param pool Node pool
+ *  \param data Data to store in the node
+ *
+ *  \return New node containing data or NULL
+ */
+OWF_API_CALL OWF_NODE*
+OWF_Node_Create(OWF_POOL* pool, void* data);
+
+/*!
+ *  Returns node to pool it was allocated from.
+ *
+ *  \param node Node to "destroy"
+ */
+OWF_API_CALL void
+OWF_Node_Destroy(OWF_NODE* node);
+
+/*!
+ *  Returns list's tail node.
+ *
+ *  \param root List root
+ *
+ *  \return List's tail (last) node
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Tail(OWF_NODE* root);
+
+/*!
+ *  Append node to list.
+ *
+ *  \param root List root
+ *
+ *  \return New list root node
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Append(OWF_NODE* root, OWF_NODE* node);
+
+/*!
+ *  Insert node to list front. I.e. current root becomes
+ *  2nd in the list and so on.
+ *
+ *  \param root List root
+ *  \param node Node to insert
+ *
+ *  \return New list root (inserted node)
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Insert(OWF_NODE* root, OWF_NODE* node);
+
+/*!
+ *  Inserts node into list, immediately after node "pred".
+ *
+ *  \param pred Node after which the newcomer should be placed.
+ *  \param node Node to add.
+ */
+OWF_API_CALL void
+OWF_List_InsertAfter(OWF_NODE* pred, OWF_NODE* node);
+
+/*!
+ *  Searches the list for data ptr. Returns the node
+ *  that contains pointer to data, or NULL if no such node
+ *  can be found from the list.
+ *
+ *  \param root List root
+ *  \param data Data pointer
+ *
+ *  \return Node containing the data ptr or NULL.
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Contains(OWF_NODE* root, void* data);
+
+/*!
+ *  Remove node from list. Obs! The node isn't freed,
+ *  but only removed from the list. It's up to caller
+ *  to take care of destroying the node i.e. returning
+ *  it to pool or releasing the memory otherwise allocated
+ *  to it.
+ *
+ *  \param root List root
+ *  \param node Node to remove from list
+ *
+ *  \return New list root after removal
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Remove(OWF_NODE* root, OWF_NODE* node);
+
+/*!
+ *  Remove all nodes from the list. Equals to
+ *  while (list) list = OWF_List_Remove(list, list);
+ *
+ *  \param root List root
+ *
+ *  \return NULL.
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Clear(OWF_NODE* root);
+
+/*!
+ *  Calls given callback function for each node in the list
+ *  as long as the callback function returns a non-zero value.
+ *  Useful for performing some action on list until some condition
+ *  is met.
+ *
+ *  \param root List root
+ *  \param func Callback function
+ *  \param data Data to be passed to callback function
+ */
+OWF_API_CALL void
+OWF_List_ForEach(OWF_NODE* root, NODEITERFUNC func, void* data);
+
+/*
+ *  Returns first node for which given comparison function
+ *  returns a non-zero value. Useful for searching the list
+ *  for something of intrest. To find all matching nodes
+ *  from the list, use the following pattern:
+ *
+ *  node = OWF_List_Find(list, compareFunc, dada);
+ *  while (node) {
+ *      processFoundNode(node);
+ *      node = OWF_List_Find(node->next, compareFunc, dada);
+ *  }
+ *
+ *  \param root List root
+ *  \param func Node equality comparison function
+ *  \param data Data to pass to node comparison function.
+ *
+ *  \return Node that matches in comparison.
+ */
+OWF_API_CALL OWF_NODE*
+OWF_List_Find(OWF_NODE* root, NODECMPFUNC func, void* data);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif