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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.
*
************************************************************************/
#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;
}
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