package/source/zipapi/sha1context.cxx

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  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_package.hxx"
  30
  31 #include <rtl/digest.h>
  32 #include <rtl/ref.hxx>
  33
  34 #include "sha1context.hxx"
  35
  36 using namespace ::com::sun::star;
  37
  38 // static
  39 uno::Reference< xml::crypto::XDigestContext > SHA1DigestContext::Create()
  40 {
  41     ::rtl::Reference< SHA1DigestContext > xResult = new SHA1DigestContext();
  42     xResult->m_pDigest = rtl_digest_createSHA1();
  43     if ( !xResult->m_pDigest )
  44         throw uno::RuntimeException( ::rtl::OUString::createFromAscii( "Can not create cipher!\n" ),
  45                                      uno::Reference< XInterface >() );
  46
  47     return uno::Reference< xml::crypto::XDigestContext >( xResult.get() );
  48 }
  49
  50 SHA1DigestContext::~SHA1DigestContext()
  51 {
  52     if ( m_pDigest )
  53     {
  54         rtl_digest_destroySHA1( m_pDigest );
  55         m_pDigest = NULL;
  56     }
  57 }
  58
  59 void SAL_CALL SHA1DigestContext::updateDigest( const uno::Sequence< ::sal_Int8 >& aData )
  60     throw( lang::DisposedException, uno::RuntimeException )
  61 {
  62     ::osl::MutexGuard aGuard( m_aMutex );
  63     if ( !m_pDigest )
  64         throw lang::DisposedException();
  65
  66     if ( rtl_Digest_E_None != rtl_digest_updateSHA1( m_pDigest, aData.getConstArray(), aData.getLength() ) )
  67     {
  68         rtl_digest_destroySHA1( m_pDigest );
  69         m_pDigest = NULL;
  70
  71         throw uno::RuntimeException();
  72     }
  73 }
  74
  75 uno::Sequence< ::sal_Int8 > SAL_CALL SHA1DigestContext::finalizeDigestAndDispose()
  76     throw( lang::DisposedException, uno::RuntimeException )
  77 {
  78     ::osl::MutexGuard aGuard( m_aMutex );
  79     if ( !m_pDigest )
  80         throw lang::DisposedException();
  81
  82     uno::Sequence< sal_Int8 > aResult( RTL_DIGEST_LENGTH_SHA1 );
  83     if ( rtl_Digest_E_None != rtl_digest_getSHA1( m_pDigest, reinterpret_cast< sal_uInt8* >( aResult.getArray() ), aResult.getLength() ) )
  84     {
  85         rtl_digest_destroySHA1( m_pDigest );
  86         m_pDigest = NULL;
  87
  88         throw uno::RuntimeException();
  89     }
  90
  91     rtl_digest_destroySHA1( m_pDigest );
  92     m_pDigest = NULL;
  93
  94     return aResult;
  95 }
  96
  97