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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 : #include <xmlsecurity/xmlsignaturehelper.hxx>
21 : #include "xmlsignaturehelper2.hxx"
22 :
23 : #include <tools/solar.h>
24 : #include <unotools/streamhelper.hxx>
25 :
26 : #include <com/sun/star/embed/XStorage.hpp>
27 : #include <com/sun/star/embed/XStorageRawAccess.hpp>
28 : #include <com/sun/star/embed/ElementModes.hpp>
29 : #include <com/sun/star/beans/XPropertySet.hpp>
30 : #include <osl/diagnose.h>
31 : #include <rtl/uri.hxx>
32 :
33 : using namespace com::sun::star;
34 :
35 0 : ImplXMLSignatureListener::ImplXMLSignatureListener(const Link<>& rCreationResultListenerListener, const Link<>& rVerifyResultListenerListener, const Link<>& rStartSignatureElement)
36 : {
37 0 : maCreationResultListenerListener = rCreationResultListenerListener;
38 0 : maVerifyResultListenerListener = rVerifyResultListenerListener;
39 0 : maStartVerifySignatureElementListener = rStartSignatureElement;
40 :
41 0 : }
42 0 : ImplXMLSignatureListener::~ImplXMLSignatureListener()
43 : {
44 0 : }
45 :
46 0 : void ImplXMLSignatureListener::setNextHandler(
47 : uno::Reference< xml::sax::XDocumentHandler > xNextHandler)
48 : {
49 0 : m_xNextHandler = xNextHandler;
50 0 : }
51 :
52 0 : void SAL_CALL ImplXMLSignatureListener::signatureCreated( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
53 : throw (com::sun::star::uno::RuntimeException, std::exception)
54 : {
55 0 : XMLSignatureCreationResult aResult( securityId, nResult );
56 0 : maCreationResultListenerListener.Call( &aResult );
57 0 : }
58 :
59 0 : void SAL_CALL ImplXMLSignatureListener::signatureVerified( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
60 : throw (com::sun::star::uno::RuntimeException, std::exception)
61 : {
62 0 : XMLSignatureVerifyResult aResult( securityId, nResult );
63 0 : maVerifyResultListenerListener.Call( &aResult );
64 0 : }
65 :
66 : // XDocumentHandler
67 0 : void SAL_CALL ImplXMLSignatureListener::startDocument( )
68 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
69 : {
70 0 : if (m_xNextHandler.is())
71 : {
72 0 : m_xNextHandler->startDocument();
73 : }
74 0 : }
75 :
76 0 : void SAL_CALL ImplXMLSignatureListener::endDocument( )
77 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
78 : {
79 0 : if (m_xNextHandler.is())
80 : {
81 0 : m_xNextHandler->endDocument();
82 : }
83 0 : }
84 :
85 0 : void SAL_CALL ImplXMLSignatureListener::startElement( const OUString& aName, const com::sun::star::uno::Reference< com::sun::star::xml::sax::XAttributeList >& xAttribs )
86 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
87 : {
88 0 : if ( aName == "Signature" )
89 : {
90 0 : maStartVerifySignatureElementListener.Call( const_cast<css::uno::Reference<css::xml::sax::XAttributeList> *>(&xAttribs) );
91 : }
92 :
93 0 : if (m_xNextHandler.is())
94 : {
95 0 : m_xNextHandler->startElement( aName, xAttribs );
96 : }
97 0 : }
98 :
99 0 : void SAL_CALL ImplXMLSignatureListener::endElement( const OUString& aName )
100 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
101 : {
102 0 : if (m_xNextHandler.is())
103 : {
104 0 : m_xNextHandler->endElement( aName );
105 : }
106 0 : }
107 :
108 0 : void SAL_CALL ImplXMLSignatureListener::characters( const OUString& aChars )
109 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
110 : {
111 0 : if (m_xNextHandler.is())
112 : {
113 0 : m_xNextHandler->characters( aChars );
114 : }
115 0 : }
116 :
117 0 : void SAL_CALL ImplXMLSignatureListener::ignorableWhitespace( const OUString& aWhitespaces )
118 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
119 : {
120 0 : if (m_xNextHandler.is())
121 : {
122 0 : m_xNextHandler->ignorableWhitespace( aWhitespaces );
123 : }
124 0 : }
125 :
126 0 : void SAL_CALL ImplXMLSignatureListener::processingInstruction( const OUString& aTarget, const OUString& aData )
127 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
128 : {
129 0 : if (m_xNextHandler.is())
130 : {
131 0 : m_xNextHandler->processingInstruction( aTarget, aData );
132 : }
133 0 : }
134 :
135 0 : void SAL_CALL ImplXMLSignatureListener::setDocumentLocator( const com::sun::star::uno::Reference< com::sun::star::xml::sax::XLocator >& xLocator )
136 : throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException, std::exception)
137 : {
138 0 : if (m_xNextHandler.is())
139 : {
140 0 : m_xNextHandler->setDocumentLocator( xLocator );
141 : }
142 0 : }
143 :
144 : // XUriBinding
145 :
146 0 : UriBindingHelper::UriBindingHelper()
147 : {
148 0 : }
149 :
150 0 : UriBindingHelper::UriBindingHelper( const com::sun::star::uno::Reference < com::sun::star::embed::XStorage >& rxStorage )
151 : {
152 0 : mxStorage = rxStorage;
153 0 : }
154 :
155 0 : void SAL_CALL UriBindingHelper::setUriBinding( const OUString& /*uri*/, const uno::Reference< io::XInputStream >&)
156 : throw (uno::Exception, uno::RuntimeException, std::exception)
157 : {
158 0 : }
159 :
160 0 : uno::Reference< io::XInputStream > SAL_CALL UriBindingHelper::getUriBinding( const OUString& uri )
161 : throw (uno::Exception, uno::RuntimeException, std::exception)
162 : {
163 0 : uno::Reference< io::XInputStream > xInputStream;
164 0 : if ( mxStorage.is() )
165 : {
166 0 : xInputStream = OpenInputStream( mxStorage, uri );
167 : }
168 : else
169 : {
170 0 : SvFileStream* pStream = new SvFileStream( uri, StreamMode::READ );
171 0 : pStream->Seek( STREAM_SEEK_TO_END );
172 0 : sal_uLong nBytes = pStream->Tell();
173 0 : pStream->Seek( STREAM_SEEK_TO_BEGIN );
174 0 : SvLockBytesRef xLockBytes = new SvLockBytes( pStream, true );
175 0 : xInputStream = new utl::OInputStreamHelper( xLockBytes, nBytes );
176 : }
177 0 : return xInputStream;
178 : }
179 :
180 0 : uno::Reference < io::XInputStream > UriBindingHelper::OpenInputStream( const uno::Reference < embed::XStorage >& rxStore, const OUString& rURI )
181 : {
182 : OSL_ASSERT(!rURI.isEmpty());
183 0 : uno::Reference < io::XInputStream > xInStream;
184 :
185 0 : sal_Int32 nSepPos = rURI.indexOf( '/' );
186 0 : if ( nSepPos == -1 )
187 : {
188 : // Cloning because of I can't keep all storage references open
189 : // MBA with think about a better API...
190 : const OUString sName = ::rtl::Uri::decode(
191 0 : rURI, rtl_UriDecodeStrict, rtl_UriCharClassRelSegment);
192 0 : if (sName.isEmpty() && !rURI.isEmpty())
193 0 : throw uno::Exception("Could not decode URI for stream element.", 0);
194 :
195 0 : uno::Reference< io::XStream > xStream;
196 0 : xStream = rxStore->cloneStreamElement( sName );
197 0 : if ( !xStream.is() )
198 0 : throw uno::RuntimeException();
199 0 : xInStream = xStream->getInputStream();
200 : }
201 : else
202 : {
203 : const OUString aStoreName = ::rtl::Uri::decode(
204 0 : rURI.copy( 0, nSepPos ), rtl_UriDecodeStrict, rtl_UriCharClassRelSegment);
205 0 : if (aStoreName.isEmpty() && !rURI.isEmpty())
206 0 : throw uno::Exception("Could not decode URI for stream element.", 0);
207 :
208 0 : OUString aElement = rURI.copy( nSepPos+1 );
209 0 : uno::Reference < embed::XStorage > xSubStore = rxStore->openStorageElement( aStoreName, embed::ElementModes::READ );
210 0 : xInStream = OpenInputStream( xSubStore, aElement );
211 : }
212 0 : return xInStream;
213 : }
214 :
215 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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