1 files changed, 119 insertions, 0 deletions
diff --git a/package/source/zipapi/sha1context.cxx b/package/source/zipapi/sha1context.cxx
new file mode 100644
index 000000000..4b6cbd2d3
--- /dev/null
+++ b/package/source/zipapi/sha1context.cxx
@@ -0,0 +1,119 @@
+/* -*- 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 .
+ */
+
+#include <sal/config.h>
+
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <rtl/digest.h>
+#include <rtl/ref.hxx>
+
+#include "sha1context.hxx"
+
+using namespace ::com::sun::star;
+
+// static
+uno::Reference<xml::crypto::XDigestContext> StarOfficeSHA1DigestContext::Create()
+{
+    ::rtl::Reference<StarOfficeSHA1DigestContext> xResult = new StarOfficeSHA1DigestContext();
+    xResult->m_pDigest = rtl_digest_createSHA1();
+    if ( !xResult->m_pDigest )
+        throw uno::RuntimeException("Can not create cipher!" );
+
+    return xResult;
+}
+
+StarOfficeSHA1DigestContext::~StarOfficeSHA1DigestContext()
+{
+    if ( m_pDigest )
+    {
+        rtl_digest_destroySHA1( m_pDigest );
+        m_pDigest = nullptr;
+    }
+}
+
+void SAL_CALL StarOfficeSHA1DigestContext::updateDigest(const uno::Sequence<::sal_Int8>& aData)
+{
+    std::scoped_lock aGuard( m_aMutex );
+    if ( !m_pDigest )
+        throw lang::DisposedException();
+
+    if ( rtl_Digest_E_None != rtl_digest_updateSHA1( m_pDigest, aData.getConstArray(), aData.getLength() ) )
+    {
+        rtl_digest_destroySHA1( m_pDigest );
+        m_pDigest = nullptr;
+
+        throw uno::RuntimeException();
+    }
+}
+
+uno::Sequence<::sal_Int8> SAL_CALL StarOfficeSHA1DigestContext::finalizeDigestAndDispose()
+{
+    std::scoped_lock aGuard( m_aMutex );
+    if ( !m_pDigest )
+        throw lang::DisposedException();
+
+    uno::Sequence< sal_Int8 > aResult( RTL_DIGEST_LENGTH_SHA1 );
+    if ( rtl_Digest_E_None != rtl_digest_getSHA1( m_pDigest, reinterpret_cast< sal_uInt8* >( aResult.getArray() ), aResult.getLength() ) )
+    {
+        rtl_digest_destroySHA1( m_pDigest );
+        m_pDigest = nullptr;
+
+        throw uno::RuntimeException();
+    }
+
+    rtl_digest_destroySHA1( m_pDigest );
+    m_pDigest = nullptr;
+
+    return aResult;
+}
+
+uno::Reference<xml::crypto::XDigestContext> CorrectSHA1DigestContext::Create()
+{
+    return new CorrectSHA1DigestContext();
+}
+
+CorrectSHA1DigestContext::CorrectSHA1DigestContext()
+{
+}
+
+CorrectSHA1DigestContext::~CorrectSHA1DigestContext()
+{
+}
+
+void SAL_CALL CorrectSHA1DigestContext::updateDigest(const uno::Sequence<::sal_Int8>& rData)
+{
+    std::scoped_lock aGuard(m_Mutex);
+    if (m_bDisposed)
+        throw lang::DisposedException();
+
+    m_Hash.update(reinterpret_cast<unsigned char const*>(rData.getConstArray()), rData.getLength());
+}
+
+uno::Sequence<::sal_Int8> SAL_CALL CorrectSHA1DigestContext::finalizeDigestAndDispose()
+{
+    std::scoped_lock aGuard(m_Mutex);
+    if (m_bDisposed)
+        throw lang::DisposedException();
+
+    m_bDisposed = true;
+    std::vector<unsigned char> const sha1(m_Hash.finalize());
+    return uno::Sequence<sal_Int8>(reinterpret_cast<sal_Int8 const*>(sha1.data()), sha1.size());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */