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diff --git a/xmlsecurity/inc/xmlsecurity/documentsignaturehelper.hxx b/xmlsecurity/inc/xmlsecurity/documentsignaturehelper.hxx
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+++ b/xmlsecurity/inc/xmlsecurity/documentsignaturehelper.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _XMLSECURITY_DOCUMENTSIGNATUREHELPER_HXX
+#define _XMLSECURITY_DOCUMENTSIGNATUREHELPER_HXX
+
+#include <com/sun/star/uno/Reference.h>
+#include <rtl/ustring.hxx>
+#include "xmlsecurity/sigstruct.hxx"
+
+#ifndef _STLP_VECTOR
+#include <vector>
+#endif
+
+
+namespace com {
+namespace sun {
+namespace star {
+namespace io {
+    class XStream; }
+namespace embed {
+    class XStorage; }
+}}}
+
+namespace css = com::sun::star;
+
+
+/**********************************************************
+ DocumentSignatureHelper
+
+ Helper class for signing and verifieng document signatures
+
+ Functions:
+ 1. help to create a list of content to be signed/verified
+
+ **********************************************************/
+
+enum DocumentSignatureMode { SignatureModeDocumentContent, SignatureModeMacros, SignatureModePackage };
+
+enum DocumentSignatureAlgorithm
+{
+    OOo2Document,
+    OOo3_0Document,
+    OOo3_2Document
+};
+
+struct SignatureStreamHelper
+{
+    css::uno::Reference < css::embed::XStorage >    xSignatureStorage;
+    css::uno::Reference < css::io::XStream >        xSignatureStream;
+};
+
+
+class DocumentSignatureHelper
+{
+public:
+
+    static SignatureStreamHelper OpenSignatureStream(
+        const css::uno::Reference < css::embed::XStorage >& rxStore, sal_Int32 nOpenMode,
+        DocumentSignatureMode eDocSigMode );
+    static std::vector< rtl::OUString > CreateElementList(
+        const css::uno::Reference < css::embed::XStorage >& rxStore,
+        const ::rtl::OUString rRootStorageName, DocumentSignatureMode eMode,
+        const DocumentSignatureAlgorithm mode);
+    static bool isODFPre_1_2(const ::rtl::OUString & sODFVersion);
+    static bool isOOo3_2_Signature(const SignatureInformation & sigInfo);
+    static DocumentSignatureAlgorithm getDocumentAlgorithm(
+        const ::rtl::OUString & sODFVersion, const SignatureInformation & sigInfo);
+    static bool checkIfAllFilesAreSigned( const ::std::vector< ::rtl::OUString > & sElementList,
+        const SignatureInformation & sigInfo, const DocumentSignatureAlgorithm alg);
+    static bool equalsReferenceUriManifestPath(
+        const ::rtl::OUString & rUri, const ::rtl::OUString & rPath);
+    static ::rtl::OUString GetDocumentContentSignatureDefaultStreamName();
+    static ::rtl::OUString GetScriptingContentSignatureDefaultStreamName();
+    static ::rtl::OUString GetPackageSignatureDefaultStreamName();
+
+};
+
+#endif // _XMLSECURITY_XMLSIGNATUREHELPER_HXX