mirror of
https://github.com/Icinga/icinga2.git
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83 lines
2.5 KiB
C++
83 lines
2.5 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "base/zlibstream.h"
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#include "base/objectlock.h"
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#include <boost/make_shared.hpp>
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#ifdef HAVE_BIOZLIB
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using namespace icinga;
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extern "C" BIO_METHOD *BIO_f_zlib(void);
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/**
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* Constructor for the ZlibStream class.
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*
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* @param innerStream The inner stream.
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* @param compress Whether we're compressing, false if we're decompressing.
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*/
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ZlibStream::ZlibStream(const Stream::Ptr& innerStream)
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: m_InnerStream(innerStream)
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{
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BIO *ibio = BIO_new_I2Stream(innerStream);
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BIO *zbio = BIO_new(BIO_f_zlib());
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m_BIO = BIO_push(zbio, ibio);
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}
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ZlibStream::~ZlibStream(void)
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{
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Close();
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}
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size_t ZlibStream::Read(void *buffer, size_t size)
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{
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ObjectLock olock(this);
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return BIO_read(m_BIO, buffer, size);
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}
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void ZlibStream::Write(const void *buffer, size_t size)
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{
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ObjectLock olock(this);
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BIO_write(m_BIO, buffer, size);
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}
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void ZlibStream::Close(void)
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{
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ObjectLock olock(this);
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if (m_BIO) {
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BIO_free_all(m_BIO);
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m_BIO = NULL;
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m_InnerStream->Close();
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}
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}
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bool ZlibStream::IsEof(void) const
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{
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ObjectLock olock(this);
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return BIO_eof(m_BIO);
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}
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#endif /* HAVE_BIOZLIB */
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