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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /xmlsecurity/source/xmlsec/nss/digestcontext.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | xmlsecurity/source/xmlsec/nss/digestcontext.cxx | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/xmlsecurity/source/xmlsec/nss/digestcontext.cxx b/xmlsecurity/source/xmlsec/nss/digestcontext.cxx new file mode 100644 index 000000000..63c128e70 --- /dev/null +++ b/xmlsecurity/source/xmlsec/nss/digestcontext.cxx @@ -0,0 +1,94 @@ +/* -*- 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 <pk11pub.h> +#include "digestcontext.hxx" + +using namespace ::com::sun::star; + +ODigestContext::~ODigestContext() +{ + if ( m_pContext ) + { + PK11_DestroyContext( m_pContext, PR_TRUE ); + m_pContext = nullptr; + } +} + +void SAL_CALL ODigestContext::updateDigest( const uno::Sequence< ::sal_Int8 >& aData ) +{ + std::scoped_lock aGuard( m_aMutex ); + + if ( m_bBroken ) + throw uno::RuntimeException(); + + if ( m_bDisposed ) + throw lang::DisposedException(); + + if (m_b1KData && m_nDigested >= 1024) + return; + + 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 = nullptr; + m_bBroken = true; + throw uno::RuntimeException(); + } + + m_nDigested += aToDigest.getLength(); +} + +uno::Sequence< ::sal_Int8 > SAL_CALL ODigestContext::finalizeDigestAndDispose() +{ + std::scoped_lock 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 = nullptr; + m_bBroken = true; + throw uno::RuntimeException(); + } + + PK11_DestroyContext( m_pContext, PR_TRUE ); + m_pContext = nullptr; + m_bDisposed = true; + + aResult.realloc( nResultLen ); + return aResult; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |