1 files changed, 104 insertions, 0 deletions
diff --git a/xmlsecurity/inc/documentsignaturehelper.hxx b/xmlsecurity/inc/documentsignaturehelper.hxx
new file mode 100644
index 000000000..b18ccf103
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+++ b/xmlsecurity/inc/documentsignaturehelper.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <com/sun/star/uno/Reference.h>
+#include <rtl/ustring.hxx>
+#include <svl/sigstruct.hxx>
+
+#include <vector>
+
+namespace com::sun::star {
+    namespace io { class XStream; }
+    namespace embed { class XStorage; }
+}
+
+namespace com::sun::star::xml::sax { class XDocumentHandler; }
+
+enum class DocumentSignatureMode
+{
+    Content,
+    Macros,
+    Package
+};
+
+enum class DocumentSignatureAlgorithm
+{
+    OOo2,
+    OOo3_0,
+    OOo3_2
+};
+
+struct SignatureStreamHelper
+{
+    css::uno::Reference < css::embed::XStorage >    xSignatureStorage;
+    css::uno::Reference < css::io::XStream >        xSignatureStream;
+    /// If this is embed::StorageFormats::OFOPXML, then it's expected that xSignatureStream is an empty reference.
+    sal_Int32 nStorageFormat;
+
+    SignatureStreamHelper()
+        : nStorageFormat(0)
+    {
+    }
+};
+
+namespace DocumentSignatureHelper
+{
+    SignatureStreamHelper OpenSignatureStream(
+        const css::uno::Reference < css::embed::XStorage >& rxStore, sal_Int32 nOpenMode,
+        DocumentSignatureMode eDocSigMode );
+
+    std::vector< OUString > CreateElementList(
+        const css::uno::Reference < css::embed::XStorage >& rxStore,
+        DocumentSignatureMode eMode,
+        const DocumentSignatureAlgorithm mode);
+
+    bool isODFPre_1_2(const OUString & sODFVersion);
+    bool isOOo3_2_Signature(const SignatureInformation & sigInfo);
+
+    DocumentSignatureAlgorithm getDocumentAlgorithm(
+        const OUString & sODFVersion, const SignatureInformation & sigInfo);
+
+    bool CanSignWithGPG(const css::uno::Reference < css::embed::XStorage >& rxStore,
+                        const OUString& sOdfVersion);
+
+    bool checkIfAllFilesAreSigned( const ::std::vector< OUString > & sElementList,
+        const SignatureInformation & sigInfo, const DocumentSignatureAlgorithm alg);
+
+    bool equalsReferenceUriManifestPath(
+        std::u16string_view rUri, std::u16string_view rPath);
+
+    OUString GetDocumentContentSignatureDefaultStreamName();
+    OUString GetScriptingContentSignatureDefaultStreamName();
+    OUString GetPackageSignatureDefaultStreamName();
+
+    /// In case the storage is OOXML, prepend a leading '/' and append content type to the element URIs.
+    void AppendContentTypes(const css::uno::Reference<css::embed::XStorage>& xStorage, std::vector<OUString>& rElements);
+
+    void writeDigestMethod(
+        const css::uno::Reference<css::xml::sax::XDocumentHandler>& xDocumentHandler);
+    void writeSignedProperties(
+        const css::uno::Reference<css::xml::sax::XDocumentHandler>& xDocumentHandler,
+        const SignatureInformation& signatureInfo,
+        const OUString& sDate,
+        const bool bWriteSignatureLineData);
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */