emul/mini/src/main/java/org/apidesign/bck2brwsr/emul/zip/Checksum.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Thu, 07 Feb 2013 12:58:12 +0100
branchemul
changeset 694 0d277415ed02
permissions -rw-r--r--
Rebasing the Inflater support on jzlib which, unlike GNU ClassPath, has correct implementation of Huffman code. Making the implementation more easily testable by turning Inflater and ZipInputStream into pure delegates. Current implementation is going to need proper long support.
     1 /* -*-mode:java; c-basic-offset:2; -*- */
     2 /*
     3 Copyright (c) 2011 ymnk, JCraft,Inc. All rights reserved.
     4 
     5 Redistribution and use in source and binary forms, with or without
     6 modification, are permitted provided that the following conditions are met:
     7 
     8   1. Redistributions of source code must retain the above copyright notice,
     9      this list of conditions and the following disclaimer.
    10 
    11   2. Redistributions in binary form must reproduce the above copyright 
    12      notice, this list of conditions and the following disclaimer in 
    13      the documentation and/or other materials provided with the distribution.
    14 
    15   3. The names of the authors may not be used to endorse or promote products
    16      derived from this software without specific prior written permission.
    17 
    18 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
    19 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
    20 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
    21 INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
    22 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
    24 OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    25 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    26 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
    27 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    28  */
    29 /*
    30  * This program is based on zlib-1.1.3, so all credit should go authors
    31  * Jean-loup Gailly(jloup@gzip.org) and Mark Adler(madler@alumni.caltech.edu)
    32  * and contributors of zlib.
    33  */
    34 
    35 package org.apidesign.bck2brwsr.emul.zip;
    36 
    37 interface Checksum {
    38   void update(byte[] buf, int index, int len);
    39   void reset();
    40   void reset(long init);
    41   long getValue();
    42   Checksum copy();
    43 }