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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 _XUNBUFFERED_STREAM_HXX
#define _XUNBUFFERED_STREAM_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/implbase1.hxx>
#include <rtl/ref.hxx>
#include <package/Inflater.hxx>
#include <ZipEntry.hxx>
#include <CRC32.hxx>
#include <mutexholder.hxx>
#define UNBUFF_STREAM_DATA 0
#define UNBUFF_STREAM_RAW 1
#define UNBUFF_STREAM_WRAPPEDRAW 2
class EncryptionData;
class XUnbufferedStream : public cppu::WeakImplHelper1
<
com::sun::star::io::XInputStream
>
{
protected:
SotMutexHolderRef maMutexHolder;
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > mxZipStream;
com::sun::star::uno::Reference < com::sun::star::io::XSeekable > mxZipSeek;
com::sun::star::uno::Sequence < sal_Int8 > maCompBuffer, maHeader;
ZipEntry maEntry;
::rtl::Reference< EncryptionData > mxData;
sal_Int32 mnBlockSize;
::com::sun::star::uno::Reference< ::com::sun::star::xml::crypto::XCipherContext > m_xCipherContext;
ZipUtils::Inflater maInflater;
sal_Bool mbRawStream, mbWrappedRaw, mbFinished;
sal_Int16 mnHeaderToRead;
sal_Int64 mnZipCurrent, mnZipEnd, mnZipSize, mnMyCurrent;
CRC32 maCRC;
sal_Bool mbCheckCRC;
public:
XUnbufferedStream(
const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory,
SotMutexHolderRef aMutexHolder,
ZipEntry & rEntry,
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewZipStream,
const ::rtl::Reference< EncryptionData >& rData,
sal_Int8 nStreamMode,
sal_Bool bIsEncrypted,
const ::rtl::OUString& aMediaType,
sal_Bool bRecoveryMode );
// allows to read package raw stream
XUnbufferedStream(
const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory,
const com::sun::star::uno::Reference < com::sun::star::io::XInputStream >& xRawStream,
const ::rtl::Reference< EncryptionData >& rData );
virtual ~XUnbufferedStream();
// XInputStream
virtual sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL available( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL closeInput( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
// XSeekable
/*
virtual void SAL_CALL seek( sal_Int64 location )
throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int64 SAL_CALL getPosition( )
throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int64 SAL_CALL getLength( )
throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
*/
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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