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/* -*- 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;
::std::optional<sal_Int32> m_oImportedChecksumAlgorithm;
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 GetIVSize() 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(::std::optional<sal_Int32> const& roAlgorithm) { m_oImportedChecksumAlgorithm = roAlgorithm; }
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(::std::optional<sal_Int32> const oNewCount)
{
m_xBaseEncryptionData->m_oPBKDFIterationCount = oNewCount;
}
void setArgon2Args(::std::optional<::std::tuple<sal_Int32, sal_Int32, sal_Int32>> const oArgon2Args)
{
m_xBaseEncryptionData->m_oArgon2Args = oArgon2Args;
}
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,
::std::optional<sal_Int32> oPBKDF2IterationCount,
::std::optional<::std::tuple<sal_Int32, sal_Int32, sal_Int32>> oArgon2Args,
const rtlRandomPool &rRandomPool ) override;
void setZipEntryOnLoading( const ZipEntry &rInEntry);
void successfullyWritten( ZipEntry const *pEntry );
// 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;
// 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: */
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