9b0198b244
Prepare for a ZIP64 implementation. Audit all "Size" property fetches through Anys. Audit all uses of nSize, nCompressedSize, nOffset through the code. Add FIXME64: comments to all points requiring future work.
208 lines
10 KiB
C++
208 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef _ZIP_PACKAGE_STREAM_HXX
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#define _ZIP_PACKAGE_STREAM_HXX
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#include <com/sun/star/io/XActiveDataSink.hpp>
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#include <com/sun/star/io/XSeekable.hpp>
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#include <com/sun/star/beans/NamedValue.hpp>
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#include <com/sun/star/packages/XDataSinkEncrSupport.hpp>
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#include <ZipPackageEntry.hxx>
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#include <rtl/ref.hxx>
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#include <cppuhelper/implbase2.hxx>
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#include <EncryptionData.hxx>
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#include <mutexholder.hxx>
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#define PACKAGE_STREAM_NOTSET 0
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#define PACKAGE_STREAM_PACKAGEMEMBER 1
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#define PACKAGE_STREAM_DETECT 2
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#define PACKAGE_STREAM_DATA 3
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#define PACKAGE_STREAM_RAW 4
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class ZipPackage;
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struct ZipEntry;
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class ZipPackageStream : public cppu::ImplInheritanceHelper2
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<
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ZipPackageEntry,
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::com::sun::star::io::XActiveDataSink,
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::com::sun::star::packages::XDataSinkEncrSupport
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>
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{
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protected:
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com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xStream;
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const ::com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory > m_xFactory;
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ZipPackage &rZipPackage;
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sal_Bool bToBeCompressed, bToBeEncrypted, bHaveOwnKey, bIsEncrypted;
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::rtl::Reference< BaseEncryptionData > m_xBaseEncryptionData;
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::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > m_aStorageEncryptionKeys;
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::com::sun::star::uno::Sequence< sal_Int8 > m_aEncryptionKey;
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sal_Int32 m_nImportedStartKeyAlgorithm;
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sal_Int32 m_nImportedEncryptionAlgorithm;
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sal_Int32 m_nImportedChecksumAlgorithm;
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sal_Int32 m_nImportedDerivedKeySize;
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sal_uInt8 m_nStreamMode;
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sal_uInt32 m_nMagicalHackPos;
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sal_uInt32 m_nMagicalHackSize;
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sal_Bool m_bHasSeekable;
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sal_Bool m_bCompressedIsSetFromOutside;
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sal_Bool m_bFromManifest;
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bool m_bUseWinEncoding;
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetOwnSeekStream();
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public:
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sal_Bool HasOwnKey () const { return bHaveOwnKey;}
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sal_Bool IsToBeCompressed () const { return bToBeCompressed;}
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sal_Bool IsToBeEncrypted () const { return bToBeEncrypted;}
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sal_Bool IsEncrypted () const { return bIsEncrypted;}
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sal_Bool IsPackageMember () const { return m_nStreamMode == PACKAGE_STREAM_PACKAGEMEMBER;}
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sal_Bool IsFromManifest() const { return m_bFromManifest; }
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void SetFromManifest( sal_Bool bValue ) { m_bFromManifest = bValue; }
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::rtl::Reference< EncryptionData > GetEncryptionData( bool bWinEncoding = false );
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::com::sun::star::uno::Sequence< sal_Int8 > GetEncryptionKey( bool bWinEncoding = false );
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sal_Int32 GetStartKeyGenID();
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const com::sun::star::uno::Sequence < sal_Int8 > getInitialisationVector () const
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{ return m_xBaseEncryptionData->m_aInitVector;}
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const com::sun::star::uno::Sequence < sal_Int8 > getDigest () const
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{ return m_xBaseEncryptionData->m_aDigest;}
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const com::sun::star::uno::Sequence < sal_Int8 > getSalt () const
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{ return m_xBaseEncryptionData->m_aSalt;}
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sal_Int32 getIterationCount () const
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{ return m_xBaseEncryptionData->m_nIterationCount;}
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sal_Int64 getSize () const
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{ return aEntry.nSize;}
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sal_uInt8 GetStreamMode() const { return m_nStreamMode; }
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sal_uInt32 GetMagicalHackPos() const { return m_nMagicalHackPos; }
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sal_uInt32 GetMagicalHackSize() const { return m_nMagicalHackSize; }
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sal_Int32 GetEncryptionAlgorithm() const;
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sal_Int32 GetBlockSize() const;
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void SetToBeCompressed (sal_Bool bNewValue) { bToBeCompressed = bNewValue;}
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void SetIsEncrypted (sal_Bool bNewValue) { bIsEncrypted = bNewValue;}
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void SetImportedStartKeyAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedStartKeyAlgorithm = nAlgorithm; }
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void SetImportedEncryptionAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedEncryptionAlgorithm = nAlgorithm; }
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void SetImportedChecksumAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedChecksumAlgorithm = nAlgorithm; }
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void SetImportedDerivedKeySize( sal_Int32 nSize ) { m_nImportedDerivedKeySize = nSize; }
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void SetToBeEncrypted (sal_Bool bNewValue)
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{
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bToBeEncrypted = bNewValue;
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if ( bToBeEncrypted && !m_xBaseEncryptionData.is())
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m_xBaseEncryptionData = new BaseEncryptionData;
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else if ( !bToBeEncrypted && m_xBaseEncryptionData.is() )
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m_xBaseEncryptionData.clear();
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}
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void SetPackageMember (sal_Bool bNewValue);
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void setKey (const com::sun::star::uno::Sequence < sal_Int8 >& rNewKey )
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{ m_aEncryptionKey = rNewKey; m_aStorageEncryptionKeys.realloc( 0 ); }
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void setInitialisationVector (const com::sun::star::uno::Sequence < sal_Int8 >& rNewVector )
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{ m_xBaseEncryptionData->m_aInitVector = rNewVector;}
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void setSalt (const com::sun::star::uno::Sequence < sal_Int8 >& rNewSalt )
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{ m_xBaseEncryptionData->m_aSalt = rNewSalt;}
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void setDigest (const com::sun::star::uno::Sequence < sal_Int8 >& rNewDigest )
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{ m_xBaseEncryptionData->m_aDigest = rNewDigest;}
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void setIterationCount (const sal_Int32 nNewCount)
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{ m_xBaseEncryptionData->m_nIterationCount = nNewCount;}
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void setSize (const sal_Int64 nNewSize);
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetOwnStreamNoWrap() { return xStream; }
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void CloseOwnStreamIfAny();
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ZipPackageStream ( ZipPackage & rNewPackage,
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const ::com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory >& xFactory,
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sal_Bool bAllowRemoveOnInsert );
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virtual ~ZipPackageStream( void );
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetRawEncrStreamNoHeaderCopy();
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > TryToGetRawFromDataStream(
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sal_Bool bAddHeaderForEncr );
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sal_Bool ParsePackageRawStream();
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void setZipEntryOnLoading( const ZipEntry &rInEntry);
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getRawData()
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throw(::com::sun::star::uno::RuntimeException);
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static const ::com::sun::star::uno::Sequence < sal_Int8 >& static_getImplementationId();
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// XActiveDataSink
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virtual void SAL_CALL setInputStream( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& aStream )
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throw(::com::sun::star::uno::RuntimeException);
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( )
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throw(::com::sun::star::uno::RuntimeException);
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// XDataSinkEncrSupport
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getDataStream()
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throw ( ::com::sun::star::packages::WrongPasswordException,
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::com::sun::star::io::IOException,
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::com::sun::star::uno::RuntimeException );
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getRawStream()
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throw ( ::com::sun::star::packages::NoEncryptionException,
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::com::sun::star::io::IOException,
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::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL setDataStream(
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const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& aStream )
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throw ( ::com::sun::star::io::IOException,
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::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL setRawStream(
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const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& aStream )
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throw ( ::com::sun::star::packages::EncryptionNotAllowedException,
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::com::sun::star::packages::NoRawFormatException,
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::com::sun::star::io::IOException,
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::com::sun::star::uno::RuntimeException );
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getPlainRawStream()
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throw ( ::com::sun::star::io::IOException,
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::com::sun::star::uno::RuntimeException );
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// XUnoTunnel
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virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier )
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throw(::com::sun::star::uno::RuntimeException);
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// XPropertySet
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virtual void SAL_CALL setPropertyValue( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Any& aValue )
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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);
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virtual ::com::sun::star::uno::Any SAL_CALL getPropertyValue( const ::rtl::OUString& PropertyName )
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throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException);
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// XServiceInfo
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virtual ::rtl::OUString SAL_CALL getImplementationName( )
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throw (::com::sun::star::uno::RuntimeException);
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virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName )
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throw (::com::sun::star::uno::RuntimeException);
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virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames( )
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throw (::com::sun::star::uno::RuntimeException);
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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