358 lines
11 KiB
C++
358 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "xsecparser.hxx"
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#include <tools/debug.hxx>
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#include "cppuhelper/exc_hlp.hxx"
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#include <string.h>
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namespace cssu = com::sun::star::uno;
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namespace cssxs = com::sun::star::xml::sax;
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#define RTL_ASCII_USTRINGPARAM( asciiStr ) asciiStr, strlen( asciiStr ), RTL_TEXTENCODING_ASCII_US
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XSecParser::XSecParser(
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XSecController* pXSecController,
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const cssu::Reference< cssxs::XDocumentHandler >& xNextHandler )
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: m_pXSecController(pXSecController),
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m_xNextHandler(xNextHandler),
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m_bReferenceUnresolved(false)
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{
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}
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rtl::OUString XSecParser::getIdAttr(const cssu::Reference< cssxs::XAttributeList >& xAttribs )
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{
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rtl::OUString ouIdAttr = xAttribs->getValueByName(
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rtl::OUString(RTL_ASCII_USTRINGPARAM("id")));
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if (ouIdAttr == NULL)
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{
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ouIdAttr = xAttribs->getValueByName(
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rtl::OUString(RTL_ASCII_USTRINGPARAM("Id")));
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}
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return ouIdAttr;
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}
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/*
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* XDocumentHandler
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*/
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void SAL_CALL XSecParser::startDocument( )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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m_bInX509IssuerName = false;
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m_bInX509SerialNumber = false;
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m_bInX509Certificate = false;
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m_bInSignatureValue = false;
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m_bInDigestValue = false;
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m_bInDate = false;
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if (m_xNextHandler.is())
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{
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m_xNextHandler->startDocument();
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}
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}
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void SAL_CALL XSecParser::endDocument( )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->endDocument();
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}
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}
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void SAL_CALL XSecParser::startElement(
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const rtl::OUString& aName,
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const cssu::Reference< cssxs::XAttributeList >& xAttribs )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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try
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{
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rtl::OUString ouIdAttr = getIdAttr(xAttribs);
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if (ouIdAttr != NULL)
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{
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m_pXSecController->collectToVerify( ouIdAttr );
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}
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if ( aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_SIGNATURE)) )
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{
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m_pXSecController->addSignature();
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if (ouIdAttr != NULL)
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{
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m_pXSecController->setId( ouIdAttr );
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}
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}
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else if ( aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_REFERENCE)) )
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{
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rtl::OUString ouUri = xAttribs->getValueByName(rtl::OUString(RTL_ASCII_USTRINGPARAM(ATTR_URI)));
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DBG_ASSERT( ouUri != NULL, "URI == NULL" );
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if (0 == ouUri.compareTo(rtl::OUString(RTL_ASCII_USTRINGPARAM(CHAR_FRAGMENT)),1))
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{
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/*
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* remove the first character '#' from the attribute value
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*/
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m_pXSecController->addReference( ouUri.copy(1) );
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}
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else
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{
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/*
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* remember the uri
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*/
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m_currentReferenceURI = ouUri;
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m_bReferenceUnresolved = true;
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}
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_TRANSFORM)))
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{
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if ( m_bReferenceUnresolved )
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{
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rtl::OUString ouAlgorithm = xAttribs->getValueByName(rtl::OUString(RTL_ASCII_USTRINGPARAM(ATTR_ALGORITHM)));
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if (ouAlgorithm != NULL && ouAlgorithm == rtl::OUString(RTL_ASCII_USTRINGPARAM(ALGO_C14N)))
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/*
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* a xml stream
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*/
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{
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m_pXSecController->addStreamReference( m_currentReferenceURI, sal_False);
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m_bReferenceUnresolved = false;
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}
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}
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_X509ISSUERNAME)))
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{
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m_ouX509IssuerName = rtl::OUString();
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m_bInX509IssuerName = true;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_X509SERIALNUMBER)))
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{
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m_ouX509SerialNumber = rtl::OUString();
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m_bInX509SerialNumber = true;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_X509CERTIFICATE)))
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{
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m_ouX509Certificate = rtl::OUString();
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m_bInX509Certificate = true;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_SIGNATUREVALUE)))
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{
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m_ouSignatureValue = rtl::OUString();
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m_bInSignatureValue = true;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_DIGESTVALUE)))
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{
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m_ouDigestValue = rtl::OUString();
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m_bInDigestValue = true;
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}
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else if ( aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_SIGNATUREPROPERTY)) )
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{
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if (ouIdAttr != NULL)
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{
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m_pXSecController->setPropertyId( ouIdAttr );
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}
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}
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else if (aName == rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(NSTAG_DC))
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+rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(":"))
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+rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(TAG_DATE)))
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{
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m_ouDate = rtl::OUString();
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m_bInDate = true;
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}
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if (m_xNextHandler.is())
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{
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m_xNextHandler->startElement(aName, xAttribs);
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}
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}
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catch (cssu::Exception& )
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{//getCaughtException MUST be the first line in the catch block
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cssu::Any exc = cppu::getCaughtException();
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throw cssxs::SAXException(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"xmlsecurity: Exception in XSecParser::startElement")),
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0, exc);
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}
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catch (...)
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{
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throw cssxs::SAXException(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("xmlsecurity: unexpected exception in XSecParser::startElement")), 0,
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cssu::Any());
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}
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}
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void SAL_CALL XSecParser::endElement( const rtl::OUString& aName )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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try
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{
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if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_DIGESTVALUE)))
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{
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m_bInDigestValue = false;
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}
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else if ( aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_REFERENCE)) )
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{
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if ( m_bReferenceUnresolved )
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/*
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* it must be a octet stream
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*/
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{
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m_pXSecController->addStreamReference( m_currentReferenceURI, sal_True);
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m_bReferenceUnresolved = false;
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}
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m_pXSecController->setDigestValue( m_ouDigestValue );
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}
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else if ( aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_SIGNEDINFO)) )
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{
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m_pXSecController->setReferenceCount();
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}
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else if ( aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_SIGNATUREVALUE)) )
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{
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m_pXSecController->setSignatureValue( m_ouSignatureValue );
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m_bInSignatureValue = false;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_X509ISSUERNAME)))
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{
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m_pXSecController->setX509IssuerName( m_ouX509IssuerName );
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m_bInX509IssuerName = false;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_X509SERIALNUMBER)))
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{
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m_pXSecController->setX509SerialNumber( m_ouX509SerialNumber );
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m_bInX509SerialNumber = false;
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}
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else if (aName == rtl::OUString(RTL_ASCII_USTRINGPARAM(TAG_X509CERTIFICATE)))
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{
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m_pXSecController->setX509Certificate( m_ouX509Certificate );
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m_bInX509Certificate = false;
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}
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else if (aName == rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(NSTAG_DC))
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+rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(":"))
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+rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(TAG_DATE)))
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{
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m_pXSecController->setDate( m_ouDate );
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m_bInDate = false;
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}
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if (m_xNextHandler.is())
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{
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m_xNextHandler->endElement(aName);
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}
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}
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catch (cssu::Exception& )
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{//getCaughtException MUST be the first line in the catch block
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cssu::Any exc = cppu::getCaughtException();
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throw cssxs::SAXException(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"xmlsecurity: Exception in XSecParser::endElement")),
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0, exc);
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}
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catch (...)
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{
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throw cssxs::SAXException(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("xmlsecurity: unexpected exception in XSecParser::endElement")), 0,
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cssu::Any());
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}
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}
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void SAL_CALL XSecParser::characters( const rtl::OUString& aChars )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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if (m_bInX509IssuerName)
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{
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m_ouX509IssuerName += aChars;
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}
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else if (m_bInX509SerialNumber)
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{
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m_ouX509SerialNumber += aChars;
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}
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else if (m_bInX509Certificate)
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{
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m_ouX509Certificate += aChars;
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}
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else if (m_bInSignatureValue)
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{
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m_ouSignatureValue += aChars;
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}
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else if (m_bInDigestValue)
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{
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m_ouDigestValue += aChars;
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}
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else if (m_bInDate)
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{
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m_ouDate += aChars;
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}
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if (m_xNextHandler.is())
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{
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m_xNextHandler->characters(aChars);
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}
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}
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void SAL_CALL XSecParser::ignorableWhitespace( const rtl::OUString& aWhitespaces )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->ignorableWhitespace( aWhitespaces );
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}
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}
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void SAL_CALL XSecParser::processingInstruction( const rtl::OUString& aTarget, const rtl::OUString& aData )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->processingInstruction(aTarget, aData);
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}
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}
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void SAL_CALL XSecParser::setDocumentLocator( const cssu::Reference< cssxs::XLocator >& xLocator )
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throw (cssxs::SAXException, cssu::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->setDocumentLocator( xLocator );
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}
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}
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/*
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* XInitialization
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*/
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void SAL_CALL XSecParser::initialize(
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const cssu::Sequence< cssu::Any >& aArguments )
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throw(cssu::Exception, cssu::RuntimeException)
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{
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aArguments[0] >>= m_xNextHandler;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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