48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <util/Decompressor.hxx>
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#include <util/CompressorIterator.hxx>
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using namespace xmlsearch;
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using namespace xmlsearch::util;
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const sal_Int32 Decompressor::BitsInByte = 8;
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const sal_Int32 Decompressor::NBits = 32;
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inline sal_Int32 getInteger_( const sal_Int8* v )
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{
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return (((((( (v[0]&0xFF) ) << 8 )
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| (v[1]&0xFF) ) << 8 )
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| (v[2]&0xFF) ) << 8 )
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| (v[3]&0xFF);
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}
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sal_Int32 StreamDecompressor::getNextByte()
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{
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sal_Int8 a[4];
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a[0] = a[1] = a[2] = 0;
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if( in_->readBytes( &a[3],1 ) != -1 )
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return getInteger_( a );
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else
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return -1;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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