1.1 --- a/emul/mini/src/main/java/org/apidesign/bck2brwsr/emul/zip/JzLibInflater.java Tue Feb 26 14:55:55 2013 +0100
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,137 +0,0 @@
1.4 -/* -*-mode:java; c-basic-offset:2; indent-tabs-mode:nil -*- */
1.5 -/*
1.6 -Copyright (c) 2011 ymnk, JCraft,Inc. All rights reserved.
1.7 -
1.8 -Redistribution and use in source and binary forms, with or without
1.9 -modification, are permitted provided that the following conditions are met:
1.10 -
1.11 - 1. Redistributions of source code must retain the above copyright notice,
1.12 - this list of conditions and the following disclaimer.
1.13 -
1.14 - 2. Redistributions in binary form must reproduce the above copyright
1.15 - notice, this list of conditions and the following disclaimer in
1.16 - the documentation and/or other materials provided with the distribution.
1.17 -
1.18 - 3. The names of the authors may not be used to endorse or promote products
1.19 - derived from this software without specific prior written permission.
1.20 -
1.21 -THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
1.22 -INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
1.23 -FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
1.24 -INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
1.25 -INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
1.26 -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
1.27 -OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
1.28 -LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
1.29 -NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
1.30 -EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.31 - */
1.32 -/*
1.33 - * This program is based on zlib-1.1.3, so all credit should go authors
1.34 - * Jean-loup Gailly(jloup@gzip.org) and Mark Adler(madler@alumni.caltech.edu)
1.35 - * and contributors of zlib.
1.36 - */
1.37 -
1.38 -package org.apidesign.bck2brwsr.emul.zip;
1.39 -
1.40 -final class JzLibInflater extends ZStream{
1.41 -
1.42 - static final private int MAX_WBITS=15; // 32K LZ77 window
1.43 - static final private int DEF_WBITS=MAX_WBITS;
1.44 -
1.45 - public static final int Z_NO_FLUSH=0;
1.46 - static final private int Z_PARTIAL_FLUSH=1;
1.47 - static final private int Z_SYNC_FLUSH=2;
1.48 - static final private int Z_FULL_FLUSH=3;
1.49 - static final private int Z_FINISH=4;
1.50 -
1.51 - static final private int MAX_MEM_LEVEL=9;
1.52 -
1.53 - static final private int Z_OK=0;
1.54 - static final private int Z_STREAM_END=1;
1.55 - static final private int Z_NEED_DICT=2;
1.56 - static final private int Z_ERRNO=-1;
1.57 - static final private int Z_STREAM_ERROR=-2;
1.58 - static final private int Z_DATA_ERROR=-3;
1.59 - static final private int Z_MEM_ERROR=-4;
1.60 - static final private int Z_BUF_ERROR=-5;
1.61 - static final private int Z_VERSION_ERROR=-6;
1.62 -
1.63 - public JzLibInflater() {
1.64 - super();
1.65 - init();
1.66 - }
1.67 -
1.68 - public JzLibInflater(int w) {
1.69 - this(w, false);
1.70 - }
1.71 -
1.72 - public JzLibInflater(int w, boolean nowrap) {
1.73 - super();
1.74 - int ret = init(w, nowrap);
1.75 - if(ret!=Z_OK)
1.76 - throw new IllegalStateException(ret+": "+msg);
1.77 - }
1.78 -
1.79 - private boolean finished = false;
1.80 -
1.81 - public int init(){
1.82 - return init(DEF_WBITS);
1.83 - }
1.84 -
1.85 - public int init(boolean nowrap){
1.86 - return init(DEF_WBITS, nowrap);
1.87 - }
1.88 -
1.89 - public int init(int w){
1.90 - return init(w, false);
1.91 - }
1.92 -
1.93 - public int init(int w, boolean nowrap){
1.94 - finished = false;
1.95 - istate=new Inflate(this);
1.96 - return istate.inflateInit(nowrap?-w:w);
1.97 - }
1.98 -
1.99 - public int inflate(int f){
1.100 - if(istate==null) return Z_STREAM_ERROR;
1.101 - int ret = istate.inflate(f);
1.102 - if(ret == Z_STREAM_END)
1.103 - finished = true;
1.104 - return ret;
1.105 - }
1.106 -
1.107 - public int end(){
1.108 - finished = true;
1.109 - if(istate==null) return Z_STREAM_ERROR;
1.110 - int ret=istate.inflateEnd();
1.111 -// istate = null;
1.112 - return ret;
1.113 - }
1.114 -
1.115 - public int sync(){
1.116 - if(istate == null)
1.117 - return Z_STREAM_ERROR;
1.118 - return istate.inflateSync();
1.119 - }
1.120 -
1.121 - public int syncPoint(){
1.122 - if(istate == null)
1.123 - return Z_STREAM_ERROR;
1.124 - return istate.inflateSyncPoint();
1.125 - }
1.126 -
1.127 - public int setDictionary(byte[] dictionary, int dictLength){
1.128 - if(istate == null)
1.129 - return Z_STREAM_ERROR;
1.130 - return istate.inflateSetDictionary(dictionary, dictLength);
1.131 - }
1.132 -
1.133 - public boolean finished(){
1.134 - return istate.mode==12 /*DONE*/;
1.135 - }
1.136 -
1.137 - public boolean needDict() {
1.138 - return istate == null ? false : istate.mode == Inflate.DICT0;
1.139 - }
1.140 -}