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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_ZIPOUTPUTSTREAM_HXX
#define INCLUDED_PACKAGE_INC_ZIPOUTPUTSTREAM_HXX
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/io/XOutputStream.hpp>
#include "ByteChucker.hxx"
#include <comphelper/threadpool.hxx>
#include <cstddef>
#include <exception>
#include <vector>
struct ZipEntry;
class ZipOutputEntry;
class ZipOutputEntryInThread;
class ZipPackageStream;
class ZipOutputStream
{
css::uno::Reference< css::io::XOutputStream > m_xStream;
::std::vector < ZipEntry * > m_aZipList;
std::shared_ptr<comphelper::ThreadTaskTag> mpThreadTaskTag;
ByteChucker m_aChucker;
ZipEntry *m_pCurrentEntry;
std::vector< ZipOutputEntryInThread* > m_aEntries;
std::exception_ptr m_aDeflateException;
public:
ZipOutputStream(
const css::uno::Reference< css::io::XOutputStream > &xOStream );
~ZipOutputStream();
void addDeflatingThreadTask( ZipOutputEntryInThread *pEntry, std::unique_ptr<comphelper::ThreadTask> pThreadTask );
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void writeLOC( ZipEntry *pEntry, bool bEncrypt = false );
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void rawWrite( const css::uno::Sequence< sal_Int8 >& rBuffer );
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void rawCloseEntry( bool bEncrypt = false );
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void finish();
const css::uno::Reference< css::io::XOutputStream >& getStream() const;
static sal_uInt32 getCurrentDosTime();
static void setEntry( ZipEntry *pEntry );
private:
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void writeEND(sal_uInt32 nOffset, sal_uInt32 nLength);
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void writeCEN( const ZipEntry &rEntry );
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void writeDataDescriptor( const ZipEntry &rEntry );
void writeExtraFields( const ZipEntry& rEntry );
// ScheduledThread handling helpers
void consumeScheduledThreadTaskEntry(std::unique_ptr<ZipOutputEntryInThread> pCandidate);
void consumeFinishedScheduledThreadTaskEntries();
public:
void reduceScheduledThreadTasksToGivenNumberOrLess(
std::size_t nThreadTasks);
const std::shared_ptr<comphelper::ThreadTaskTag>& getThreadTaskTag() const { return mpThreadTaskTag; }
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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