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 #ifndef _DECRYPTORIMPL_HXX
25 #define _DECRYPTORIMPL_HXX
26 
27 #include <com/sun/star/xml/crypto/sax/XDecryptionResultBroadcaster.hpp>
28 #include <com/sun/star/xml/crypto/sax/XDecryptionResultListener.hpp>
29 #include <com/sun/star/xml/crypto/XXMLSecurityContext.hpp>
30 #include <com/sun/star/lang/XInitialization.hpp>
31 #include <com/sun/star/lang/XServiceInfo.hpp>
32 #include <cppuhelper/implbase3.hxx>
33 
34 #include "encryptionengine.hxx"
35 
36 class DecryptorImpl : public cppu::ImplInheritanceHelper3
37 <
38 	EncryptionEngine,
39 	com::sun::star::xml::crypto::sax::XDecryptionResultBroadcaster,
40 	com::sun::star::lang::XInitialization,
41 	com::sun::star::lang::XServiceInfo
42 >
43 /****** DecryptorImpl.hxx/CLASS DecryptorImpl *********************************
44  *
45  *   NAME
46  *	DecryptorImpl -- decrypts an encryption
47  *
48  *   FUNCTION
49  *	Collects all resources for decrypting an encryption, then decrypts the
50  *	encryption by invoking a xmlsec-based encryption bridge component.
51  *
52  *   HISTORY
53  *	05.01.2004 -	Interface supported: XDecryptionResultBroadcaster,
54  *	            	XInitialization, XServiceInfo
55  *
56  *   AUTHOR
57  *	Michael Mi
58  *	Email: michael.mi@sun.com
59  ******************************************************************************/
60 {
61 private:
62 	/*
63 	 * the Id of the encryption, which is used for the result listener to
64 	 * identify the encryption.
65 	 */
66 	sal_Int32 m_nEncryptionId;
67 
68 	/*
69 	 * the decryption result,
70 	 * remembers whether the decryption succeeds.
71 	 */
72 	bool      m_bDecryptionSucceed;
73 
74 	com::sun::star::uno::Reference<
75 		com::sun::star::xml::crypto::XXMLSecurityContext > m_xXMLSecurityContext;
76 
77 	virtual void notifyResultListener() const
78 		throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
79 	virtual bool checkReady() const;
80 	virtual void startEngine( const com::sun::star::uno::Reference<
81 		com::sun::star::xml::crypto::XXMLEncryptionTemplate >&
82 		xEncryptionTemplate)
83 		throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
84 
85 public:
86 	explicit DecryptorImpl( const com::sun::star::uno::Reference<
87 		com::sun::star::lang::XMultiServiceFactory >& rxMSF);
88 	virtual ~DecryptorImpl();
89 
90 	/* XDecryptionResultBroadcaster */
91 	virtual void SAL_CALL addDecryptionResultListener(
92 		const com::sun::star::uno::Reference<
93 			com::sun::star::xml::crypto::sax::XDecryptionResultListener >&
94 			listener )
95     		throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
96     	virtual void SAL_CALL removeDecryptionResultListener(
97     		const com::sun::star::uno::Reference<
98     			com::sun::star::xml::crypto::sax::XDecryptionResultListener >&
99     			listener )
100     		throw (com::sun::star::uno::RuntimeException);
101 
102 	/* XInitialization */
103 	virtual void SAL_CALL initialize(
104 		const com::sun::star::uno::Sequence< com::sun::star::uno::Any >& aArguments )
105 		throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
106 
107 	/* XServiceInfo */
108 	virtual rtl::OUString SAL_CALL getImplementationName(  )
109 		throw (com::sun::star::uno::RuntimeException);
110 	virtual sal_Bool SAL_CALL supportsService( const rtl::OUString& ServiceName )
111 		throw (com::sun::star::uno::RuntimeException);
112 	virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL getSupportedServiceNames(  )
113 		throw (com::sun::star::uno::RuntimeException);
114 };
115 
116 rtl::OUString DecryptorImpl_getImplementationName()
117 	throw ( com::sun::star::uno::RuntimeException );
118 
119 sal_Bool SAL_CALL DecryptorImpl_supportsService( const rtl::OUString& ServiceName )
120 	throw ( com::sun::star::uno::RuntimeException );
121 
122 com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL DecryptorImpl_getSupportedServiceNames(  )
123 	throw ( com::sun::star::uno::RuntimeException );
124 
125 com::sun::star::uno::Reference< com::sun::star::uno::XInterface >
126 SAL_CALL DecryptorImpl_createInstance(
127 	const com::sun::star::uno::Reference< com::sun::star::lang::XMultiServiceFactory >&
128 		rSMgr)
129 	throw ( com::sun::star::uno::Exception );
130 
131 #endif
132 
133