1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_xmlsecurity.hxx"
26
27 #include "signaturecreatorimpl.hxx"
28 #include <com/sun/star/xml/crypto/XXMLSignatureTemplate.hpp>
29 #include <com/sun/star/xml/wrapper/XXMLElementWrapper.hpp>
30 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
31
32 namespace cssu = com::sun::star::uno;
33 namespace cssl = com::sun::star::lang;
34 namespace cssxc = com::sun::star::xml::crypto;
35 namespace cssxw = com::sun::star::xml::wrapper;
36
37 #define SERVICE_NAME "com.sun.star.xml.crypto.sax.SignatureCreator"
38 #define IMPLEMENTATION_NAME "com.sun.star.xml.security.framework.SignatureCreatorImpl"
39
40 #define DECLARE_ASCII( SASCIIVALUE ) \
41 rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SASCIIVALUE ) )
42
SignatureCreatorImpl(const cssu::Reference<cssl::XMultiServiceFactory> & rxMSF)43 SignatureCreatorImpl::SignatureCreatorImpl( const cssu::Reference< cssl::XMultiServiceFactory >& rxMSF )
44 :m_nIdOfBlocker(-1)
45 {
46 mxMSF = rxMSF;
47 }
48
~SignatureCreatorImpl()49 SignatureCreatorImpl::~SignatureCreatorImpl( )
50 {
51 }
52
checkReady() const53 bool SignatureCreatorImpl::checkReady() const
54 /****** SignatureCreatorImpl/checkReady **************************************
55 *
56 * NAME
57 * checkReady -- checks the conditions for the signature generation.
58 *
59 * SYNOPSIS
60 * bReady = checkReady( );
61 *
62 * FUNCTION
63 * checks whether all following conditions are satisfied:
64 * 1. the result listener is ready;
65 * 2. the id of the template blocker is known;
66 * 3. the SignatureEngine is ready.
67 *
68 * INPUTS
69 * empty
70 *
71 * RESULT
72 * bReady - true if all conditions are satisfied, false otherwise
73 *
74 * HISTORY
75 * 05.01.2004 - implemented
76 *
77 * AUTHOR
78 * Michael Mi
79 * Email: michael.mi@sun.com
80 ******************************************************************************/
81 {
82 return (m_xResultListener.is() &&
83 (m_nIdOfBlocker != -1) &&
84 SignatureEngine::checkReady());
85 }
86
notifyResultListener() const87 void SignatureCreatorImpl::notifyResultListener() const
88 /****** SignatureCreatorImpl/notifyResultListener *****************************
89 *
90 * NAME
91 * notifyResultListener -- notifies the listener about the signature
92 * creation result.
93 *
94 * SYNOPSIS
95 * notifyResultListener( );
96 *
97 * FUNCTION
98 * see NAME.
99 *
100 * INPUTS
101 * empty
102 *
103 * RESULT
104 * empty
105 *
106 * HISTORY
107 * 05.01.2004 - implemented
108 *
109 * AUTHOR
110 * Michael Mi
111 * Email: michael.mi@sun.com
112 ******************************************************************************/
113 {
114 cssu::Reference< cssxc::sax::XSignatureCreationResultListener >
115 xSignatureCreationResultListener ( m_xResultListener , cssu::UNO_QUERY ) ;
116
117 xSignatureCreationResultListener->signatureCreated( m_nSecurityId, m_nStatus );
118 }
119
startEngine(const cssu::Reference<cssxc::XXMLSignatureTemplate> & xSignatureTemplate)120 void SignatureCreatorImpl::startEngine( const cssu::Reference<
121 cssxc::XXMLSignatureTemplate >&
122 xSignatureTemplate)
123 /****** SignatureCreatorImpl/startEngine *************************************
124 *
125 * NAME
126 * startEngine -- generates the signature.
127 *
128 * SYNOPSIS
129 * startEngine( xSignatureTemplate );
130 *
131 * FUNCTION
132 * generates the signature element, then if succeeds, updates the link
133 * of old template element to the new signature element in
134 * SAXEventKeeper.
135 *
136 * INPUTS
137 * xSignatureTemplate - the signature template (along with all referenced
138 * elements) to be signed.
139 *
140 * RESULT
141 * empty
142 *
143 * HISTORY
144 * 05.01.2004 - implemented
145 *
146 * AUTHOR
147 * Michael Mi
148 * Email: michael.mi@sun.com
149 ******************************************************************************/
150 {
151 cssu::Reference< cssxc::XXMLSignatureTemplate > xResultTemplate;
152 try
153 {
154 xResultTemplate = m_xXMLSignature->generate(xSignatureTemplate, m_xSecurityEnvironment);
155 m_nStatus = xResultTemplate->getStatus();
156 }
157 catch( cssu::Exception& )
158 {
159 m_nStatus = cssxc::SecurityOperationStatus_RUNTIMEERROR_FAILED;
160 }
161
162 if (m_nStatus == cssxc::SecurityOperationStatus_OPERATION_SUCCEEDED)
163 {
164 cssu::Reference < cssxw::XXMLElementWrapper > xResultSignature = xResultTemplate->getTemplate();
165 m_xSAXEventKeeper->setElement(m_nIdOfTemplateEC, xResultSignature);
166 }
167 }
168
clearUp() const169 void SignatureCreatorImpl::clearUp() const
170 /****** SignatureCreatorImpl/clearUp *****************************************
171 *
172 * NAME
173 * clearUp -- clear up all resources used by the signature generation.
174 *
175 * SYNOPSIS
176 * clearUp( );
177 *
178 * FUNCTION
179 * cleaning resources up includes:
180 * 1. SignatureEngine's clearing up;
181 * 2. releases the Blocker for the signature template element.
182 *
183 * INPUTS
184 * empty
185 *
186 * RESULT
187 * empty
188 *
189 * HISTORY
190 * 05.01.2004 - implemented
191 *
192 * AUTHOR
193 * Michael Mi
194 * Email: michael.mi@sun.com
195 ******************************************************************************/
196 {
197 SignatureEngine::clearUp();
198
199 if (m_nIdOfBlocker != -1)
200 {
201 m_xSAXEventKeeper->removeBlocker(m_nIdOfBlocker);
202 }
203 }
204
205 /* XBlockerMonitor */
setBlockerId(sal_Int32 id)206 void SAL_CALL SignatureCreatorImpl::setBlockerId( sal_Int32 id )
207 {
208 m_nIdOfBlocker = id;
209 tryToPerform();
210 }
211
212 /* XSignatureCreationResultBroadcaster */
addSignatureCreationResultListener(const cssu::Reference<cssxc::sax::XSignatureCreationResultListener> & listener)213 void SAL_CALL SignatureCreatorImpl::addSignatureCreationResultListener(
214 const cssu::Reference< cssxc::sax::XSignatureCreationResultListener >& listener )
215 {
216 m_xResultListener = listener;
217 tryToPerform();
218 }
219
removeSignatureCreationResultListener(const cssu::Reference<cssxc::sax::XSignatureCreationResultListener> &)220 void SAL_CALL SignatureCreatorImpl::removeSignatureCreationResultListener(
221 const cssu::Reference< cssxc::sax::XSignatureCreationResultListener >&)
222 {
223 }
224
225 /* XInitialization */
initialize(const cssu::Sequence<cssu::Any> & aArguments)226 void SAL_CALL SignatureCreatorImpl::initialize( const cssu::Sequence< cssu::Any >& aArguments )
227 {
228 OSL_ASSERT(aArguments.getLength() == 5);
229
230 rtl::OUString ouTempString;
231
232 aArguments[0] >>= ouTempString;
233 m_nSecurityId = ouTempString.toInt32();
234 aArguments[1] >>= m_xSAXEventKeeper;
235 aArguments[2] >>= ouTempString;
236 m_nIdOfTemplateEC = ouTempString.toInt32();
237 aArguments[3] >>= m_xSecurityEnvironment;
238 aArguments[4] >>= m_xXMLSignature;
239 }
240
241
SignatureCreatorImpl_getImplementationName()242 rtl::OUString SignatureCreatorImpl_getImplementationName ()
243 {
244 return rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( IMPLEMENTATION_NAME ) );
245 }
246
SignatureCreatorImpl_supportsService(const rtl::OUString & ServiceName)247 sal_Bool SAL_CALL SignatureCreatorImpl_supportsService( const rtl::OUString& ServiceName )
248 {
249 return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ));
250 }
251
SignatureCreatorImpl_getSupportedServiceNames()252 cssu::Sequence< rtl::OUString > SAL_CALL SignatureCreatorImpl_getSupportedServiceNames( )
253 {
254 cssu::Sequence < rtl::OUString > aRet(1);
255 rtl::OUString* pArray = aRet.getArray();
256 pArray[0] = rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
257 return aRet;
258 }
259 #undef SERVICE_NAME
260
SignatureCreatorImpl_createInstance(const cssu::Reference<cssl::XMultiServiceFactory> & rSMgr)261 cssu::Reference< cssu::XInterface > SAL_CALL SignatureCreatorImpl_createInstance(
262 const cssu::Reference< cssl::XMultiServiceFactory >& rSMgr)
263 {
264 return (cppu::OWeakObject*) new SignatureCreatorImpl( rSMgr );
265 }
266
267 /* XServiceInfo */
getImplementationName()268 rtl::OUString SAL_CALL SignatureCreatorImpl::getImplementationName( )
269 {
270 return SignatureCreatorImpl_getImplementationName();
271 }
supportsService(const rtl::OUString & rServiceName)272 sal_Bool SAL_CALL SignatureCreatorImpl::supportsService( const rtl::OUString& rServiceName )
273 {
274 return SignatureCreatorImpl_supportsService( rServiceName );
275 }
getSupportedServiceNames()276 cssu::Sequence< rtl::OUString > SAL_CALL SignatureCreatorImpl::getSupportedServiceNames( )
277 {
278 return SignatureCreatorImpl_getSupportedServiceNames();
279 }
280