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+/*
+ * Copyright 2011 John-Mark Bell <jmb@netsurf-browser.org>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf 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; version 2 of the License.
+ *
+ * NetSurf 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, see <http://www.gnu.org/licenses/>.
+ */
+
+
+/** \file
+ * libdom utilities (implementation).
+ */
+
+#ifndef NETSURF_UTILS_LIBDOM_H_
+#define NETSURF_UTILS_LIBDOM_H_
+
+#include <stdbool.h>
+
+#include <dom/dom.h>
+
+/* depth-first walk the dom calling callback for each element
+ *
+ * \param root the dom node to use as the root of the tree walk
+ * \return true if all nodes were examined, false if the callback terminated
+ * the walk early.
+ */
+bool libdom_treewalk(dom_node *root,
+ bool (*callback)(dom_node *node, dom_string *name, void *ctx),
+ void *ctx);
+
+/**
+ * Search the descendants of a node for an element.
+ *
+ * \param node dom_node to search children of, or NULL
+ * \param element_name name of element to find
+ * \return first child of node which is an element and matches name, or
+ * NULL if not found or parameter node is NULL
+ */
+dom_node *libdom_find_element(dom_node *node, lwc_string *element_name);
+
+#endif