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       1                 :            : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 :            : /*
       3                 :            :  * This file is part of the LibreOffice project.
       4                 :            :  *
       5                 :            :  * This Source Code Form is subject to the terms of the Mozilla Public
       6                 :            :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7                 :            :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8                 :            :  *
       9                 :            :  * This file incorporates work covered by the following license notice:
      10                 :            :  *
      11                 :            :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12                 :            :  *   contributor license agreements. See the NOTICE file distributed
      13                 :            :  *   with this work for additional information regarding copyright
      14                 :            :  *   ownership. The ASF licenses this file to you under the Apache
      15                 :            :  *   License, Version 2.0 (the "License"); you may not use this file
      16                 :            :  *   except in compliance with the License. You may obtain a copy of
      17                 :            :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18                 :            :  */
      19                 :            : 
      20                 :            : 
      21                 :            : #include <pk11pub.h>
      22                 :            : #include "digestcontext.hxx"
      23                 :            : 
      24                 :            : using namespace ::com::sun::star;
      25                 :            : 
      26         [ +  - ]:         18 : ODigestContext::~ODigestContext()
      27                 :            : {
      28         [ -  + ]:         18 :     if ( m_pContext )
      29                 :            :     {
      30         [ #  # ]:          0 :         PK11_DestroyContext( m_pContext, PR_TRUE );
      31                 :          0 :         m_pContext = NULL;
      32                 :            :     }
      33         [ -  + ]:         36 : }
      34                 :            : 
      35                 :         18 : void SAL_CALL ODigestContext::updateDigest( const uno::Sequence< ::sal_Int8 >& aData )
      36                 :            :     throw (lang::DisposedException, uno::RuntimeException)
      37                 :            : {
      38         [ +  - ]:         18 :     ::osl::MutexGuard aGuard( m_aMutex );
      39                 :            : 
      40         [ -  + ]:         18 :     if ( m_bBroken )
      41         [ #  # ]:          0 :         throw uno::RuntimeException();
      42                 :            : 
      43         [ -  + ]:         18 :     if ( m_bDisposed )
      44         [ #  # ]:          0 :         throw lang::DisposedException();
      45                 :            : 
      46 [ +  + ][ +  - ]:         18 :     if ( !m_b1KData || m_nDigested < 1024 )
      47                 :            :     {
      48         [ +  - ]:         18 :         uno::Sequence< sal_Int8 > aToDigest = aData;
      49 [ +  + ][ -  + ]:         18 :         if ( m_b1KData && m_nDigested + aData.getLength() > 1024 )
                 [ -  + ]
      50         [ #  # ]:          0 :             aToDigest.realloc( 1024 - m_nDigested );
      51                 :            : 
      52 [ +  - ][ -  + ]:         18 :         if ( PK11_DigestOp( m_pContext, reinterpret_cast< const unsigned char* >( aToDigest.getConstArray() ), aToDigest.getLength() ) != SECSuccess )
      53                 :            :         {
      54         [ #  # ]:          0 :             PK11_DestroyContext( m_pContext, PR_TRUE );
      55                 :          0 :             m_pContext = NULL;
      56                 :          0 :             m_bBroken = true;
      57         [ #  # ]:          0 :             throw uno::RuntimeException();
      58                 :            :         }
      59                 :            : 
      60         [ +  - ]:         18 :         m_nDigested += aToDigest.getLength();
      61         [ +  - ]:         18 :     }
      62                 :         18 : }
      63                 :            : 
      64                 :         18 : uno::Sequence< ::sal_Int8 > SAL_CALL ODigestContext::finalizeDigestAndDispose()
      65                 :            :     throw (lang::DisposedException, uno::RuntimeException)
      66                 :            : {
      67         [ +  - ]:         18 :     ::osl::MutexGuard aGuard( m_aMutex );
      68                 :            : 
      69         [ -  + ]:         18 :     if ( m_bBroken )
      70         [ #  # ]:          0 :         throw uno::RuntimeException();
      71                 :            : 
      72         [ -  + ]:         18 :     if ( m_bDisposed )
      73         [ #  # ]:          0 :         throw lang::DisposedException();
      74                 :            : 
      75         [ +  - ]:         18 :     uno::Sequence< sal_Int8 > aResult( m_nDigestLength );
      76                 :         18 :     unsigned int nResultLen = 0;
      77 [ +  - ][ +  - ]:         18 :     if ( PK11_DigestFinal( m_pContext, reinterpret_cast< unsigned char* >( aResult.getArray() ), &nResultLen, aResult.getLength() ) != SECSuccess )
                 [ -  + ]
      78                 :            :     {
      79         [ #  # ]:          0 :         PK11_DestroyContext( m_pContext, PR_TRUE );
      80                 :          0 :         m_pContext = NULL;
      81                 :          0 :         m_bBroken = true;
      82         [ #  # ]:          0 :         throw uno::RuntimeException();
      83                 :            :     }
      84                 :            : 
      85         [ +  - ]:         18 :     PK11_DestroyContext( m_pContext, PR_TRUE );
      86                 :         18 :     m_pContext = NULL;
      87                 :         18 :     m_bDisposed = true;
      88                 :            : 
      89         [ +  - ]:         18 :     aResult.realloc( nResultLen );
      90         [ +  - ]:         18 :     return aResult;
      91                 :            : }
      92                 :            : 
      93                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */