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diff --git a/e-util/e-xml-hash-utils.h b/e-util/e-xml-hash-utils.h
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2001-2003 Ximian, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * This program 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, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __E_XML_HASH_UTILS_H__
+#define __E_XML_HASH_UTILS_H__
+
+#include <glib.h>
+#include <libxml/parser.h>
+
+typedef enum {
+ E_XML_HASH_TYPE_OBJECT_UID,
+ E_XML_HASH_TYPE_PROPERTY
+} EXmlHashType;
+
+GHashTable *e_xml_to_hash (xmlDoc *doc,
+ EXmlHashType type);
+xmlDoc *e_xml_from_hash (GHashTable *hash,
+ EXmlHashType type,
+ const char *root_node);
+
+void e_xml_destroy_hash (GHashTable *hash);
+
+
+
+typedef enum {
+ E_XMLHASH_STATUS_SAME,
+ E_XMLHASH_STATUS_DIFFERENT,
+ E_XMLHASH_STATUS_NOT_FOUND
+} EXmlHashStatus;
+
+typedef void (* EXmlHashFunc) (const char *key, gpointer user_data);
+
+typedef struct EXmlHash EXmlHash;
+
+EXmlHash *e_xmlhash_new (const char *filename);
+
+void e_xmlhash_add (EXmlHash *hash,
+ const char *key,
+ const char *data);
+void e_xmlhash_remove (EXmlHash *hash,
+ const char *key);
+
+EXmlHashStatus e_xmlhash_compare (EXmlHash *hash,
+ const char *key,
+ const char *compare_data);
+void e_xmlhash_foreach_key (EXmlHash *hash,
+ EXmlHashFunc func,
+ gpointer user_data);
+
+void e_xmlhash_write (EXmlHash *hash);
+void e_xmlhash_destroy (EXmlHash *hash);
+
+#endif