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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 : #ifndef _ZIP_PACKAGE_STREAM_HXX
20 : #define _ZIP_PACKAGE_STREAM_HXX
21 :
22 : #include <com/sun/star/io/XActiveDataSink.hpp>
23 : #include <com/sun/star/io/XSeekable.hpp>
24 : #include <com/sun/star/beans/NamedValue.hpp>
25 : #include <com/sun/star/packages/XDataSinkEncrSupport.hpp>
26 : #include <ZipPackageEntry.hxx>
27 : #include <rtl/ref.hxx>
28 : #include <cppuhelper/implbase2.hxx>
29 :
30 : #include <EncryptionData.hxx>
31 : #include <mutexholder.hxx>
32 :
33 : #define PACKAGE_STREAM_NOTSET 0
34 : #define PACKAGE_STREAM_PACKAGEMEMBER 1
35 : #define PACKAGE_STREAM_DETECT 2
36 : #define PACKAGE_STREAM_DATA 3
37 : #define PACKAGE_STREAM_RAW 4
38 :
39 : class ZipPackage;
40 : struct ZipEntry;
41 : class ZipPackageStream : public cppu::ImplInheritanceHelper2
42 : <
43 : ZipPackageEntry,
44 : ::com::sun::star::io::XActiveDataSink,
45 : ::com::sun::star::packages::XDataSinkEncrSupport
46 : >
47 : {
48 : protected:
49 : com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xStream;
50 : const ::com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory > m_xFactory;
51 : ZipPackage &rZipPackage;
52 : sal_Bool bToBeCompressed, bToBeEncrypted, bHaveOwnKey, bIsEncrypted;
53 :
54 : ::rtl::Reference< BaseEncryptionData > m_xBaseEncryptionData;
55 : ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > m_aStorageEncryptionKeys;
56 : ::com::sun::star::uno::Sequence< sal_Int8 > m_aEncryptionKey;
57 :
58 : sal_Int32 m_nImportedStartKeyAlgorithm;
59 : sal_Int32 m_nImportedEncryptionAlgorithm;
60 : sal_Int32 m_nImportedChecksumAlgorithm;
61 : sal_Int32 m_nImportedDerivedKeySize;
62 :
63 : sal_uInt8 m_nStreamMode;
64 : sal_uInt32 m_nMagicalHackPos;
65 : sal_uInt32 m_nMagicalHackSize;
66 :
67 : sal_Bool m_bHasSeekable;
68 :
69 : sal_Bool m_bCompressedIsSetFromOutside;
70 :
71 : sal_Bool m_bFromManifest;
72 :
73 : bool m_bUseWinEncoding;
74 :
75 : ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetOwnSeekStream();
76 :
77 : public:
78 33 : sal_Bool HasOwnKey () const { return bHaveOwnKey;}
79 231 : sal_Bool IsToBeCompressed () const { return bToBeCompressed;}
80 235 : sal_Bool IsToBeEncrypted () const { return bToBeEncrypted;}
81 235 : sal_Bool IsEncrypted () const { return bIsEncrypted;}
82 3496 : sal_Bool IsPackageMember () const { return m_nStreamMode == PACKAGE_STREAM_PACKAGEMEMBER;}
83 :
84 467 : sal_Bool IsFromManifest() const { return m_bFromManifest; }
85 467 : void SetFromManifest( sal_Bool bValue ) { m_bFromManifest = bValue; }
86 :
87 : ::rtl::Reference< EncryptionData > GetEncryptionData( bool bWinEncoding = false );
88 :
89 : ::com::sun::star::uno::Sequence< sal_Int8 > GetEncryptionKey( bool bWinEncoding = false );
90 :
91 : sal_Int32 GetStartKeyGenID();
92 :
93 4 : const com::sun::star::uno::Sequence < sal_Int8 > getInitialisationVector () const
94 4 : { return m_xBaseEncryptionData->m_aInitVector;}
95 4 : const com::sun::star::uno::Sequence < sal_Int8 > getDigest () const
96 4 : { return m_xBaseEncryptionData->m_aDigest;}
97 4 : const com::sun::star::uno::Sequence < sal_Int8 > getSalt () const
98 4 : { return m_xBaseEncryptionData->m_aSalt;}
99 4 : sal_Int32 getIterationCount () const
100 4 : { return m_xBaseEncryptionData->m_nIterationCount;}
101 235 : sal_Int64 getSize () const
102 235 : { return aEntry.nSize;}
103 :
104 470 : sal_uInt8 GetStreamMode() const { return m_nStreamMode; }
105 0 : sal_uInt32 GetMagicalHackPos() const { return m_nMagicalHackPos; }
106 0 : sal_uInt32 GetMagicalHackSize() const { return m_nMagicalHackSize; }
107 : sal_Int32 GetEncryptionAlgorithm() const;
108 : sal_Int32 GetBlockSize() const;
109 :
110 14 : void SetToBeCompressed (sal_Bool bNewValue) { bToBeCompressed = bNewValue;}
111 18 : void SetIsEncrypted (sal_Bool bNewValue) { bIsEncrypted = bNewValue;}
112 14 : void SetImportedStartKeyAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedStartKeyAlgorithm = nAlgorithm; }
113 14 : void SetImportedEncryptionAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedEncryptionAlgorithm = nAlgorithm; }
114 14 : void SetImportedChecksumAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedChecksumAlgorithm = nAlgorithm; }
115 14 : void SetImportedDerivedKeySize( sal_Int32 nSize ) { m_nImportedDerivedKeySize = nSize; }
116 28 : void SetToBeEncrypted (sal_Bool bNewValue)
117 : {
118 28 : bToBeEncrypted = bNewValue;
119 28 : if ( bToBeEncrypted && !m_xBaseEncryptionData.is())
120 14 : m_xBaseEncryptionData = new BaseEncryptionData;
121 14 : else if ( !bToBeEncrypted && m_xBaseEncryptionData.is() )
122 0 : m_xBaseEncryptionData.clear();
123 28 : }
124 : void SetPackageMember (sal_Bool bNewValue);
125 :
126 4 : void setKey (const com::sun::star::uno::Sequence < sal_Int8 >& rNewKey )
127 4 : { m_aEncryptionKey = rNewKey; m_aStorageEncryptionKeys.realloc( 0 ); }
128 18 : void setInitialisationVector (const com::sun::star::uno::Sequence < sal_Int8 >& rNewVector )
129 18 : { m_xBaseEncryptionData->m_aInitVector = rNewVector;}
130 18 : void setSalt (const com::sun::star::uno::Sequence < sal_Int8 >& rNewSalt )
131 18 : { m_xBaseEncryptionData->m_aSalt = rNewSalt;}
132 18 : void setDigest (const com::sun::star::uno::Sequence < sal_Int8 >& rNewDigest )
133 18 : { m_xBaseEncryptionData->m_aDigest = rNewDigest;}
134 18 : void setIterationCount (const sal_Int32 nNewCount)
135 18 : { m_xBaseEncryptionData->m_nIterationCount = nNewCount;}
136 : void setSize (const sal_Int64 nNewSize);
137 :
138 226 : ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetOwnStreamNoWrap() { return xStream; }
139 :
140 : void CloseOwnStreamIfAny();
141 :
142 : ZipPackageStream ( ZipPackage & rNewPackage,
143 : const ::com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory >& xFactory,
144 : sal_Bool bAllowRemoveOnInsert );
145 : virtual ~ZipPackageStream( void );
146 :
147 : ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetRawEncrStreamNoHeaderCopy();
148 : ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > TryToGetRawFromDataStream(
149 : sal_Bool bAddHeaderForEncr );
150 :
151 : sal_Bool ParsePackageRawStream();
152 :
153 : void setZipEntryOnLoading( const ZipEntry &rInEntry);
154 : ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getRawData()
155 : throw(::com::sun::star::uno::RuntimeException);
156 :
157 : static const ::com::sun::star::uno::Sequence < sal_Int8 >& static_getImplementationId();
158 :
159 : // XActiveDataSink
160 : virtual void SAL_CALL setInputStream( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& aStream )
161 : throw(::com::sun::star::uno::RuntimeException);
162 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( )
163 : throw(::com::sun::star::uno::RuntimeException);
164 :
165 : // XDataSinkEncrSupport
166 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getDataStream()
167 : throw ( ::com::sun::star::packages::WrongPasswordException,
168 : ::com::sun::star::io::IOException,
169 : ::com::sun::star::uno::RuntimeException );
170 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getRawStream()
171 : throw ( ::com::sun::star::packages::NoEncryptionException,
172 : ::com::sun::star::io::IOException,
173 : ::com::sun::star::uno::RuntimeException );
174 : virtual void SAL_CALL setDataStream(
175 : const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& aStream )
176 : throw ( ::com::sun::star::io::IOException,
177 : ::com::sun::star::uno::RuntimeException );
178 : virtual void SAL_CALL setRawStream(
179 : const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& aStream )
180 : throw ( ::com::sun::star::packages::EncryptionNotAllowedException,
181 : ::com::sun::star::packages::NoRawFormatException,
182 : ::com::sun::star::io::IOException,
183 : ::com::sun::star::uno::RuntimeException );
184 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getPlainRawStream()
185 : throw ( ::com::sun::star::io::IOException,
186 : ::com::sun::star::uno::RuntimeException );
187 :
188 : // XUnoTunnel
189 : virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier )
190 : throw(::com::sun::star::uno::RuntimeException);
191 :
192 : // XPropertySet
193 : virtual void SAL_CALL setPropertyValue( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Any& aValue )
194 : throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
195 : virtual ::com::sun::star::uno::Any SAL_CALL getPropertyValue( const ::rtl::OUString& PropertyName )
196 : throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
197 :
198 : // XServiceInfo
199 : virtual ::rtl::OUString SAL_CALL getImplementationName( )
200 : throw (::com::sun::star::uno::RuntimeException);
201 : virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName )
202 : throw (::com::sun::star::uno::RuntimeException);
203 : virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames( )
204 : throw (::com::sun::star::uno::RuntimeException);
205 : };
206 : #endif
207 :
208 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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