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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_SOURCE_ZIPAPI_XUNBUFFEREDSTREAM_HXX
#define INCLUDED_PACKAGE_SOURCE_ZIPAPI_XUNBUFFEREDSTREAM_HXX
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/io/XSeekable.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/xml/crypto/XCipherContext.hpp>
#include <cppuhelper/implbase.hxx>
#include <rtl/ref.hxx>
#include <package/Inflater.hxx>
#include <ZipEntry.hxx>
#include <CRC32.hxx>
#include <mutexholder.hxx>
namespace com { namespace sun { namespace star { namespace uno {
class XComponentContext;
} } } }
#define UNBUFF_STREAM_DATA 0
#define UNBUFF_STREAM_RAW 1
#define UNBUFF_STREAM_WRAPPEDRAW 2
class EncryptionData;
class XUnbufferedStream : public cppu::WeakImplHelper
<
css::io::XInputStream
>
{
protected:
rtl::Reference<SotMutexHolder> maMutexHolder;
css::uno::Reference < css::io::XInputStream > mxZipStream;
css::uno::Reference < css::io::XSeekable > mxZipSeek;
css::uno::Sequence < sal_Int8 > maCompBuffer, maHeader;
ZipEntry maEntry;
sal_Int32 mnBlockSize;
css::uno::Reference< css::xml::crypto::XCipherContext > m_xCipherContext;
ZipUtils::Inflater maInflater;
bool mbRawStream, mbWrappedRaw;
sal_Int16 mnHeaderToRead;
sal_Int64 mnZipCurrent, mnZipEnd, mnZipSize, mnMyCurrent;
CRC32 maCRC;
bool mbCheckCRC;
public:
XUnbufferedStream(
const css::uno::Reference< css::uno::XComponentContext >& xContext,
const rtl::Reference<SotMutexHolder>& aMutexHolder,
ZipEntry & rEntry,
css::uno::Reference < css::io::XInputStream > const & xNewZipStream,
const ::rtl::Reference< EncryptionData >& rData,
sal_Int8 nStreamMode,
bool bIsEncrypted,
const OUString& aMediaType,
bool bRecoveryMode );
// allows to read package raw stream
XUnbufferedStream(
const css::uno::Reference< css::uno::XComponentContext >& xContext,
const css::uno::Reference < css::io::XInputStream >& xRawStream,
const ::rtl::Reference< EncryptionData >& rData );
virtual ~XUnbufferedStream() override;
// XInputStream
virtual sal_Int32 SAL_CALL readBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) override;
virtual sal_Int32 SAL_CALL readSomeBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) override;
virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) override;
virtual sal_Int32 SAL_CALL available( ) override;
virtual void SAL_CALL closeInput( ) override;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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