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