1 files changed, 101 insertions, 0 deletions
diff --git a/xmlsecurity/source/xmlsec/nss/digestcontext.cxx b/xmlsecurity/source/xmlsec/nss/digestcontext.cxx
new file mode 100644
index 000000000000..4b3a0d094bd9
--- /dev/null
+++ b/xmlsecurity/source/xmlsec/nss/digestcontext.cxx
@@ -0,0 +1,101 @@
+/*************************************************************************
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+#include <precompiled_xmlsecurity.hxx>
+
+#include <pk11pub.h>
+#include "digestcontext.hxx"
+
+using namespace ::com::sun::star;
+
+ODigestContext::~ODigestContext()
+{
+    if ( m_pContext )
+    {
+        PK11_DestroyContext( m_pContext, PR_TRUE );
+        m_pContext = NULL;
+    }
+}
+
+void SAL_CALL ODigestContext::updateDigest( const uno::Sequence< ::sal_Int8 >& aData )
+    throw (lang::DisposedException, uno::RuntimeException)
+{
+    ::osl::MutexGuard aGuard( m_aMutex );
+
+    if ( m_bBroken )
+        throw uno::RuntimeException();
+
+    if ( m_bDisposed )
+        throw lang::DisposedException();
+
+    if ( !m_b1KData || m_nDigested < 1024 )
+    {
+        uno::Sequence< sal_Int8 > aToDigest = aData;
+        if ( m_b1KData && m_nDigested + aData.getLength() > 1024 )
+            aToDigest.realloc( 1024 - m_nDigested );
+
+        if ( PK11_DigestOp( m_pContext, reinterpret_cast< const unsigned char* >( aToDigest.getConstArray() ), aToDigest.getLength() ) != SECSuccess )
+        {
+            PK11_DestroyContext( m_pContext, PR_TRUE );
+            m_pContext = NULL;
+            m_bBroken = true;
+            throw uno::RuntimeException();
+        }
+
+        m_nDigested += aToDigest.getLength();
+    }
+}
+
+uno::Sequence< ::sal_Int8 > SAL_CALL ODigestContext::finalizeDigestAndDispose()
+    throw (lang::DisposedException, uno::RuntimeException)
+{
+    ::osl::MutexGuard aGuard( m_aMutex );
+
+    if ( m_bBroken )
+        throw uno::RuntimeException();
+
+    if ( m_bDisposed )
+        throw lang::DisposedException();
+
+    uno::Sequence< sal_Int8 > aResult( m_nDigestLength );
+    unsigned int nResultLen = 0;
+    if ( PK11_DigestFinal( m_pContext, reinterpret_cast< unsigned char* >( aResult.getArray() ), &nResultLen, aResult.getLength() ) != SECSuccess )
+    {
+        PK11_DestroyContext( m_pContext, PR_TRUE );
+        m_pContext = NULL;
+        m_bBroken = true;
+        throw uno::RuntimeException();
+    }
+
+    PK11_DestroyContext( m_pContext, PR_TRUE );
+    m_pContext = NULL;
+    m_bDisposed = true;
+
+    aResult.realloc( nResultLen );
+    return aResult;
+}
+