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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 : #ifndef _SIGNATUREENGINE_HXX
21 : #define _SIGNATUREENGINE_HXX
22 :
23 : #include <com/sun/star/xml/crypto/sax/XReferenceResolvedListener.hpp>
24 : #include <com/sun/star/xml/crypto/sax/XReferenceResolvedBroadcaster.hpp>
25 : #include <com/sun/star/xml/crypto/sax/XReferenceCollector.hpp>
26 : #include <com/sun/star/xml/crypto/sax/XKeyCollector.hpp>
27 : #include <com/sun/star/xml/crypto/sax/XMissionTaker.hpp>
28 : #include <com/sun/star/xml/crypto/sax/XSAXEventKeeper.hpp>
29 : #include <com/sun/star/xml/crypto/XXMLSecurityContext.hpp>
30 : #include <com/sun/star/xml/crypto/XXMLSignature.hpp>
31 : #include <com/sun/star/xml/crypto/XUriBinding.hpp>
32 : #include <com/sun/star/io/XInputStream.hpp>
33 : #include <com/sun/star/uno/XComponentContext.hpp>
34 :
35 : #include <cppuhelper/implbase2.hxx>
36 :
37 : #include "securityengine.hxx"
38 :
39 : #include <vector>
40 :
41 : class SignatureEngine : public cppu::ImplInheritanceHelper2
42 : <
43 : SecurityEngine,
44 : com::sun::star::xml::crypto::sax::XReferenceCollector,
45 : com::sun::star::xml::crypto::XUriBinding
46 : >
47 : /****** signatureengine.hxx/CLASS SignatureEngine *****************************
48 : *
49 : * NAME
50 : * SignatureEngine -- Base class of SignatureCreator and SignatureVerifier
51 : *
52 : * FUNCTION
53 : * Maintains common members and methods related with signature operation.
54 : *
55 : * AUTHOR
56 : * Michael Mi
57 : * Email: michael.mi@sun.com
58 : ******************************************************************************/
59 : {
60 : private:
61 : com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > m_xContext;
62 :
63 : protected:
64 :
65 : /*
66 : * the Signature bridge component, which performs signature generation
67 : * and verification based on xmlsec library.
68 : */
69 : com::sun::star::uno::Reference<
70 : com::sun::star::xml::crypto::XXMLSignature > m_xXMLSignature;
71 :
72 : /*
73 : * a collection of ElementCollector's ids. Each ElementCollector
74 : * represents one element signed by this signature.
75 : */
76 : std::vector< sal_Int32 > m_vReferenceIds;
77 :
78 : /*
79 : * remembers how many references this signature has.
80 : */
81 : sal_Int32 m_nTotalReferenceNumber;
82 :
83 : /*
84 : * a collection of Uri binding.
85 : *
86 : * the m_vUris is used to hold the Uri strings, and the m_vXInputStreams is used
87 : * to hold corresponding binded XInputStream interface.
88 : */
89 : std::vector< OUString > m_vUris;
90 : std::vector< com::sun::star::uno::Reference<
91 : com::sun::star::io::XInputStream > > m_vXInputStreams;
92 :
93 : protected:
94 : SignatureEngine( const com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > & xContext);
95 0 : virtual ~SignatureEngine() {};
96 :
97 : virtual void tryToPerform( )
98 : throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException) SAL_OVERRIDE;
99 : virtual void clearUp( ) const SAL_OVERRIDE;
100 : virtual bool checkReady() const SAL_OVERRIDE;
101 :
102 : /*
103 : * starts the main function. This method will be implemented by any sub-class.
104 : * For a SignatureCreator, it performs signing operation;
105 : * for a SignatureVerifier, verification operation is performed.
106 : */
107 0 : virtual void startEngine( const com::sun::star::uno::Reference<
108 : com::sun::star::xml::crypto::XXMLSignatureTemplate >&)
109 : throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException)
110 0 : {};
111 :
112 : public:
113 : /* XReferenceCollector */
114 : virtual void SAL_CALL setReferenceCount( sal_Int32 count )
115 : throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
116 :
117 : virtual void SAL_CALL setReferenceId( sal_Int32 id )
118 : throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
119 :
120 : /* XUriBinding */
121 : virtual void SAL_CALL setUriBinding(
122 : const OUString& uri,
123 : const com::sun::star::uno::Reference<
124 : com::sun::star::io::XInputStream >& aInputStream )
125 : throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
126 : virtual com::sun::star::uno::Reference< com::sun::star::io::XInputStream >
127 : SAL_CALL getUriBinding( const OUString& uri )
128 : throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
129 : };
130 :
131 : #endif
132 :
133 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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