| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_xmlhelp.hxx" |
| #include <util/Decompressor.hxx> |
| #include <util/CompressorIterator.hxx> |
| |
| using namespace xmlsearch; |
| using namespace xmlsearch::util; |
| |
| const sal_Int32 Decompressor::BitsInByte = 8; |
| const sal_Int32 Decompressor::NBits = 32; |
| |
| inline sal_Int32 getInteger_( const sal_Int8* v ) |
| { |
| return (((((( (v[0]&0xFF) ) << 8 ) |
| | (v[1]&0xFF) ) << 8 ) |
| | (v[2]&0xFF) ) << 8 ) |
| | (v[3]&0xFF); |
| } |
| |
| sal_Int32 StreamDecompressor::getNextByte() |
| { |
| sal_Int8 a[4]; |
| a[0] = a[1] = a[2] = 0; |
| if( in_->readBytes( &a[3],1 ) != -1 ) |
| return getInteger_( a ); |
| else |
| return -1; |
| } |