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Diffstat (limited to 'package/inc/ZipPackageStream.hxx')
| -rw-r--r-- | package/inc/ZipPackageStream.hxx | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/package/inc/ZipPackageStream.hxx b/package/inc/ZipPackageStream.hxx new file mode 100644 index 000000000..aa1507174 --- /dev/null +++ b/package/inc/ZipPackageStream.hxx @@ -0,0 +1,169 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ +#ifndef INCLUDED_PACKAGE_INC_ZIPPACKAGESTREAM_HXX +#define INCLUDED_PACKAGE_INC_ZIPPACKAGESTREAM_HXX + +#include <com/sun/star/io/XActiveDataSink.hpp> +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/packages/XDataSinkEncrSupport.hpp> +#include <com/sun/star/uno/XComponentContext.hpp> +#include "ZipPackageEntry.hxx" +#include <rtl/ref.hxx> +#include <cppuhelper/implbase.hxx> + +#include "EncryptionData.hxx" + +#define PACKAGE_STREAM_NOTSET 0 +#define PACKAGE_STREAM_PACKAGEMEMBER 1 +#define PACKAGE_STREAM_DETECT 2 +#define PACKAGE_STREAM_DATA 3 +#define PACKAGE_STREAM_RAW 4 + +class ZipPackage; +struct ZipEntry; +class ZipPackageStream final : public cppu::ImplInheritanceHelper +< + ZipPackageEntry, + css::io::XActiveDataSink, + css::packages::XDataSinkEncrSupport +> +{ +private: + css::uno::Reference < css::io::XInputStream > m_xStream; + ZipPackage &m_rZipPackage; + bool m_bToBeCompressed, m_bToBeEncrypted, m_bHaveOwnKey, m_bIsEncrypted; + + ::rtl::Reference< BaseEncryptionData > m_xBaseEncryptionData; + css::uno::Sequence< css::beans::NamedValue > m_aStorageEncryptionKeys; + css::uno::Sequence< sal_Int8 > m_aEncryptionKey; + + sal_Int32 m_nImportedStartKeyAlgorithm; + sal_Int32 m_nImportedEncryptionAlgorithm; + sal_Int32 m_nImportedChecksumAlgorithm; + sal_Int32 m_nImportedDerivedKeySize; + + sal_uInt8 m_nStreamMode; + sal_uInt32 m_nMagicalHackPos; + sal_uInt32 m_nMagicalHackSize; + sal_Int64 m_nOwnStreamOrigSize; + + bool m_bHasSeekable; + bool m_bCompressedIsSetFromOutside; + bool m_bFromManifest; + bool m_bUseWinEncoding; + bool m_bRawStream; + + /// Check that m_xStream implements io::XSeekable and return it + css::uno::Reference< css::io::XInputStream > const & GetOwnSeekStream(); + /// get raw data using unbuffered stream + /// @throws css::uno::RuntimeException + css::uno::Reference< css::io::XInputStream > getRawData(); + +public: + bool IsPackageMember () const { return m_nStreamMode == PACKAGE_STREAM_PACKAGEMEMBER;} + + bool IsFromManifest() const { return m_bFromManifest; } + void SetFromManifest( bool bValue ) { m_bFromManifest = bValue; } + + enum class Bugs { None, WinEncodingWrongSHA1, WrongSHA1 }; + ::rtl::Reference<EncryptionData> GetEncryptionData(Bugs bugs = Bugs::None); + + css::uno::Sequence<sal_Int8> GetEncryptionKey(Bugs bugs = Bugs::None); + + sal_Int32 GetStartKeyGenID() const; + + sal_Int32 GetEncryptionAlgorithm() const; + sal_Int32 GetBlockSize() const; + + void SetToBeCompressed (bool bNewValue) { m_bToBeCompressed = bNewValue;} + void SetIsEncrypted (bool bNewValue) { m_bIsEncrypted = bNewValue;} + void SetImportedStartKeyAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedStartKeyAlgorithm = nAlgorithm; } + void SetImportedEncryptionAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedEncryptionAlgorithm = nAlgorithm; } + void SetImportedChecksumAlgorithm( sal_Int32 nAlgorithm ) { m_nImportedChecksumAlgorithm = nAlgorithm; } + void SetImportedDerivedKeySize( sal_Int32 nSize ) { m_nImportedDerivedKeySize = nSize; } + void SetToBeEncrypted (bool bNewValue) + { + m_bToBeEncrypted = bNewValue; + if ( m_bToBeEncrypted && !m_xBaseEncryptionData.is()) + m_xBaseEncryptionData = new BaseEncryptionData; + else if ( !m_bToBeEncrypted && m_xBaseEncryptionData.is() ) + m_xBaseEncryptionData.clear(); + } + void SetPackageMember (bool bNewValue); + + void setInitialisationVector (const css::uno::Sequence < sal_Int8 >& rNewVector ) + { m_xBaseEncryptionData->m_aInitVector = rNewVector;} + void setSalt (const css::uno::Sequence < sal_Int8 >& rNewSalt ) + { m_xBaseEncryptionData->m_aSalt = rNewSalt;} + void setDigest (const css::uno::Sequence < sal_Int8 >& rNewDigest ) + { m_xBaseEncryptionData->m_aDigest = rNewDigest;} + void setIterationCount (const sal_Int32 nNewCount) + { m_xBaseEncryptionData->m_nIterationCount = nNewCount;} + void setSize (const sal_Int64 nNewSize); + + ZipPackageStream( ZipPackage & rNewPackage, + const css::uno::Reference < css::uno::XComponentContext >& xContext, + sal_Int32 nFormat, + bool bAllowRemoveOnInsert ); + virtual ~ZipPackageStream() override; + + css::uno::Reference< css::io::XInputStream > GetRawEncrStreamNoHeaderCopy(); + css::uno::Reference< css::io::XInputStream > TryToGetRawFromDataStream(bool bAddHeaderForEncr ); + + bool ParsePackageRawStream(); + virtual bool saveChild( const OUString &rPath, + std::vector < css::uno::Sequence < css::beans::PropertyValue > > &rManList, + ZipOutputStream & rZipOut, + const css::uno::Sequence < sal_Int8 >& rEncryptionKey, + sal_Int32 nPBKDF2IterationCount, + const rtlRandomPool &rRandomPool ) override; + + void setZipEntryOnLoading( const ZipEntry &rInEntry); + void successfullyWritten( ZipEntry const *pEntry ); + + static const css::uno::Sequence < sal_Int8 > & getUnoTunnelId(); + + // XActiveDataSink + virtual void SAL_CALL setInputStream( const css::uno::Reference< css::io::XInputStream >& aStream ) override; + virtual css::uno::Reference< css::io::XInputStream > SAL_CALL getInputStream( ) override; + + // XDataSinkEncrSupport + virtual css::uno::Reference< css::io::XInputStream > SAL_CALL getDataStream() override; + virtual css::uno::Reference< css::io::XInputStream > SAL_CALL getRawStream() override; + virtual void SAL_CALL setDataStream( + const css::uno::Reference< css::io::XInputStream >& aStream ) override; + virtual void SAL_CALL setRawStream( + const css::uno::Reference< css::io::XInputStream >& aStream ) override; + virtual css::uno::Reference< css::io::XInputStream > SAL_CALL getPlainRawStream() override; + + // XUnoTunnel + virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& aIdentifier ) override; + + // XPropertySet + virtual void SAL_CALL setPropertyValue( const OUString& aPropertyName, const css::uno::Any& aValue ) override; + virtual css::uno::Any SAL_CALL getPropertyValue( const OUString& PropertyName ) override; + + // XServiceInfo + virtual OUString SAL_CALL getImplementationName( ) override; + virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override; +}; +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |