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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>bzip2.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.2.18 --><center><a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> </center><hr><h1>bzip2.h</h1><div class="fragment"><pre>00001 <span class="comment">/*-------------------------------------------------------------*/</span>00002 <span class="comment">/*--- Public header file for the library. ---*/</span>00003 <span class="comment">/*--- bzlib.h ---*/</span>00004 <span class="comment">/*-------------------------------------------------------------*/</span>00005 00006 <span class="comment">/*--</span>00007 <span class="comment"> This file is a part of bzip2 and/or libbzip2, a program and</span>00008 <span class="comment"> library for lossless, block-sorting data compression.</span>00009 <span class="comment"></span>00010 <span class="comment"> Copyright (C) 1996-2002 Julian R Seward. All rights reserved.</span>00011 <span class="comment"></span>00012 <span class="comment"> Redistribution and use in source and binary forms, with or without</span>00013 <span class="comment"> modification, are permitted provided that the following conditions</span>00014 <span class="comment"> are met:</span>00015 <span class="comment"></span>00016 <span class="comment"> 1. Redistributions of source code must retain the above copyright</span>00017 <span class="comment"> notice, this list of conditions and the following disclaimer.</span>00018 <span class="comment"></span>00019 <span class="comment"> 2. The origin of this software must not be misrepresented; you must </span>00020 <span class="comment"> not claim that you wrote the original software. If you use this </span>00021 <span class="comment"> software in a product, an acknowledgment in the product </span>00022 <span class="comment"> documentation would be appreciated but is not required.</span>00023 <span class="comment"></span>00024 <span class="comment"> 3. Altered source versions must be plainly marked as such, and must</span>00025 <span class="comment"> not be misrepresented as being the original software.</span>00026 <span class="comment"></span>00027 <span class="comment"> 4. The name of the author may not be used to endorse or promote </span>00028 <span class="comment"> products derived from this software without specific prior written </span>00029 <span class="comment"> permission.</span>00030 <span class="comment"></span>00031 <span class="comment"> THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS</span>00032 <span class="comment"> OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED</span>00033 <span class="comment"> WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span>00034 <span class="comment"> ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY</span>00035 <span class="comment"> DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL</span>00036 <span class="comment"> DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE</span>00037 <span class="comment"> GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span>00038 <span class="comment"> INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,</span>00039 <span class="comment"> WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING</span>00040 <span class="comment"> NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span>00041 <span class="comment"> SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>00042 <span class="comment"></span>00043 <span class="comment"> Julian Seward, Cambridge, UK.</span>00044 <span class="comment"> jseward@acm.org</span>00045 <span class="comment"> bzip2/libbzip2 version 1.0 of 21 March 2000</span>00046 <span class="comment"></span>00047 <span class="comment"> This program is based on (at least) the work of:</span>00048 <span class="comment"> Mike Burrows</span>00049 <span class="comment"> David Wheeler</span>00050 <span class="comment"> Peter Fenwick</span>00051 <span class="comment"> Alistair Moffat</span>00052 <span class="comment"> Radford Neal</span>00053 <span class="comment"> Ian H. Witten</span>00054 <span class="comment"> Robert Sedgewick</span>00055 <span class="comment"> Jon L. Bentley</span>00056 <span class="comment"></span>00057 <span class="comment"> For more information on these sources, see the manual.</span>00058 <span class="comment">--*/</span>00059 00060 <span class="preprocessor">#include "zigdefs.h"</span>00061 <span class="preprocessor">#ifndef ZIG_NO_BZIP2 // don't include BZIP2</span>00062 <span class="preprocessor"></span>00063 <span class="preprocessor">#ifndef _BZLIB_H</span>00064 <span class="preprocessor"></span><span class="preprocessor">#define _BZLIB_H</span>00065 <span class="preprocessor"></span>00066 <span class="preprocessor">#ifdef __cplusplus</span>00067 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {00068 <span class="preprocessor">#endif</span>00069 <span class="preprocessor"></span>00070 <span class="preprocessor">#define BZ_RUN 0</span>00071 <span class="preprocessor"></span><span class="preprocessor">#define BZ_FLUSH 1</span>00072 <span class="preprocessor"></span><span class="preprocessor">#define BZ_FINISH 2</span>00073 <span class="preprocessor"></span>00074 <span class="preprocessor">#define BZ_OK 0</span>00075 <span class="preprocessor"></span><span class="preprocessor">#define BZ_RUN_OK 1</span>00076 <span class="preprocessor"></span><span class="preprocessor">#define BZ_FLUSH_OK 2</span>00077 <span class="preprocessor"></span><span class="preprocessor">#define BZ_FINISH_OK 3</span>00078 <span class="preprocessor"></span><span class="preprocessor">#define BZ_STREAM_END 4</span>00079 <span class="preprocessor"></span><span class="preprocessor">#define BZ_SEQUENCE_ERROR (-1)</span>00080 <span class="preprocessor"></span><span class="preprocessor">#define BZ_PARAM_ERROR (-2)</span>00081 <span class="preprocessor"></span><span class="preprocessor">#define BZ_MEM_ERROR (-3)</span>00082 <span class="preprocessor"></span><span class="preprocessor">#define BZ_DATA_ERROR (-4)</span>00083 <span class="preprocessor"></span><span class="preprocessor">#define BZ_DATA_ERROR_MAGIC (-5)</span>00084 <span class="preprocessor"></span><span class="preprocessor">#define BZ_IO_ERROR (-6)</span>00085 <span class="preprocessor"></span><span class="preprocessor">#define BZ_UNEXPECTED_EOF (-7)</span>00086 <span class="preprocessor"></span><span class="preprocessor">#define BZ_OUTBUFF_FULL (-8)</span>00087 <span class="preprocessor"></span><span class="preprocessor">#define BZ_CONFIG_ERROR (-9)</span>00088 <span class="preprocessor"></span>00089 <span class="keyword">typedef</span> 00090 <span class="keyword">struct </span>{00091 <span class="keywordtype">char</span> *next_in;00092 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> avail_in;00093 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> total_in_lo32;00094 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> total_in_hi32;00095 00096 <span class="keywordtype">char</span> *next_out;00097 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> avail_out;00098 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> total_out_lo32;00099 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> total_out_hi32;00100 00101 <span class="keywordtype">void</span> *state;00102 00103 <span class="keywordtype">void</span> *(*bzalloc)(<span class="keywordtype">void</span> *,<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);00104 void (*bzfree)(<span class="keywordtype">void</span> *,<span class="keywordtype">void</span> *);00105 <span class="keywordtype">void</span> *opaque;00106 } 00107 bz_stream;00108 00109 00110 <span class="preprocessor">#ifndef BZ_IMPORT</span>00111 <span class="preprocessor"></span><span class="preprocessor">#define BZ_EXPORT</span>00112 <span class="preprocessor"></span><span class="preprocessor">#endif</span>00113 <span class="preprocessor"></span>00114 <span class="comment">/* Need a definitition for FILE */</span>00115 <span class="preprocessor">#include <stdio.h></span>00116 00117 00118 <span class="preprocessor">#ifdef _WIN32</span>00119 <span class="preprocessor"></span><span class="comment">//#ifdef _DEBUG</span>00120 <span class="comment">//#pragma comment(lib,"BZipLibd")</span>00121 <span class="comment">//#else</span>00122 <span class="comment">//#pragma comment(lib,"BZipLib")</span>00123 <span class="comment">//#endif</span>00124 <span class="preprocessor"># include <windows.h></span>00125 <span class="preprocessor"># ifdef small</span>00126 <span class="preprocessor"></span> <span class="comment">// windows.h define small to char</span>00127 <span class="preprocessor"># undef small</span>00128 <span class="preprocessor"></span><span class="preprocessor"># endif</span>00129 <span class="preprocessor"></span><span class="preprocessor"># ifdef BZ_EXPORT</span>00130 <span class="preprocessor"></span><span class="preprocessor"># define BZ_API(func) WINAPI func</span>00131 <span class="preprocessor"></span><span class="preprocessor"># define BZ_EXTERN extern</span>00132 <span class="preprocessor"></span><span class="preprocessor"># else</span>00133 <span class="preprocessor"></span> <span class="comment">// import windows dll dynamically</span>00134 <span class="preprocessor"># define BZ_API(func) (WINAPI * func)</span>00135 <span class="preprocessor"></span><span class="preprocessor"># define BZ_EXTERN</span>00136 <span class="preprocessor"></span><span class="preprocessor"># endif</span>00137 <span class="preprocessor"></span><span class="preprocessor">#else</span>00138 <span class="preprocessor"></span><span class="preprocessor"># define BZ_API(func) func</span>00139 <span class="preprocessor"></span><span class="preprocessor"># define BZ_EXTERN extern</span>00140 <span class="preprocessor"></span><span class="preprocessor">#endif</span>00141 <span class="preprocessor"></span>00142 00143 <span class="comment">/*-- Core (low-level) library functions --*/</span>00144 00145 BZ_EXTERN <span class="keywordtype">int</span> BZ_API(BZ2_bzCompressInit) ( 00146 bz_stream* strm, 00147 <span class="keywordtype">int</span> blockSize100k, 00148 <span class="keywordtype">int</span> verbosity, 00149 <span class="keywordtype">int</span> workFactor 00150 );00151 00152 BZ_EXTERN <span class="keywordtype">int</span> BZ_API(BZ2_bzCompress) ( 00153 bz_stream* strm, 00154 <span class="keywordtype">int</span> action 00155 );00156 00157 BZ_EXTERN <span class="keywordtype">int</span> BZ_API(BZ2_bzCompressEnd) ( 00158 bz_stream* strm 00159 );00160 00161 BZ_EXTERN <span class="keywordtype">int</span> BZ_API(BZ2_bzDecompressInit) ( 00162 bz_stream *strm, 00163 <span class="keywordtype">int</span> verbosity, ⌨️ 快捷键说明
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