zlib_8h-source.html
来自「Crypto++是一个非常强大的密码学库,主要是功能全」· HTML 代码 · 共 72 行
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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>Crypto++: zlib.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.2 --><div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Compound List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Compound Members</a> | <a class="qindex" href="globals.html">File Members</a></div><h1>zlib.h</h1><div class="fragment"><pre>00001 <span class="preprocessor">#ifndef CRYPTOPP_ZLIB_H</span>00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_ZLIB_H</span>00003 <span class="preprocessor"></span>00004 <span class="preprocessor">#include "adler32.h"</span>00005 <span class="preprocessor">#include "zdeflate.h"</span>00006 <span class="preprocessor">#include "zinflate.h"</span>00007 00008 NAMESPACE_BEGIN(CryptoPP)00009 00010 <span class="comment">/// ZLIB Compressor (RFC 1950)</span><a name="l00011"></a><a class="code" href="class_zlib_compressor.html">00011</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_zlib_compressor.html">ZlibCompressor</a> : <span class="keyword">public</span> <a class="code" href="class_deflator.html">Deflator</a>00012 {00013 <span class="keyword">public</span>:00014 <a class="code" href="class_zlib_compressor.html">ZlibCompressor</a>(<a class="code" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment=NULL, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> deflateLevel=DEFAULT_DEFLATE_LEVEL, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> log2WindowSize=DEFAULT_LOG2_WINDOW_SIZE)00015 : <a class="code" href="class_deflator.html#_deflatora1">Deflator</a>(attachment, deflateLevel, log2WindowSize) {}00016 <a class="code" href="class_zlib_compressor.html">ZlibCompressor</a>(<span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html">NameValuePairs</a> &parameters, <a class="code" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment=NULL)00017 : <a class="code" href="class_deflator.html#_deflatora1">Deflator</a>(parameters, attachment) {}00018 00019 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetCompressionLevel() <span class="keyword">const</span>;00020 00021 <span class="keyword">private</span>:00022 <span class="keywordtype">void</span> WritePrestreamHeader();00023 <span class="keywordtype">void</span> ProcessUncompressedData(<span class="keyword">const</span> byte *string, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length);00024 <span class="keywordtype">void</span> WritePoststreamTail();00025 00026 <a class="code" href="class_adler32.html">Adler32</a> m_adler32;00027 };00028 <span class="comment"></span>00029 <span class="comment">/// ZLIB Decompressor (RFC 1950)</span><a name="l00030"></a><a class="code" href="class_zlib_decompressor.html">00030</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_zlib_decompressor.html">ZlibDecompressor</a> : <span class="keyword">public</span> <a class="code" href="class_inflator.html">Inflator</a>00031 {00032 <span class="keyword">public</span>:00033 <span class="keyword">typedef</span> Inflator::Err Err;00034 <span class="keyword">class </span>HeaderErr : <span class="keyword">public</span> Err {<span class="keyword">public</span>: HeaderErr() : Err(<a class="code" href="class_exception.html#_zlib_decompressor_1_1_unsupported_preset_dictionaryw7_zlib_decompressor_1_1_unsupported_preset_dictionaryw4">INVALID_DATA_FORMAT</a>, <span class="stringliteral">"ZlibDecompressor: header decoding error"</span>) {}};00035 <span class="keyword">class </span>Adler32Err : <span class="keyword">public</span> Err {<span class="keyword">public</span>: Adler32Err() : Err(<a class="code" href="class_exception.html#_zlib_decompressor_1_1_unsupported_preset_dictionaryw7_zlib_decompressor_1_1_unsupported_preset_dictionaryw3">DATA_INTEGRITY_CHECK_FAILED</a>, <span class="stringliteral">"ZlibDecompressor: ADLER32 check error"</span>) {}};00036 <span class="keyword">class </span>UnsupportedAlgorithm : <span class="keyword">public</span> Err {<span class="keyword">public</span>: UnsupportedAlgorithm() : Err(<a class="code" href="class_exception.html#_zlib_decompressor_1_1_unsupported_preset_dictionaryw7_zlib_decompressor_1_1_unsupported_preset_dictionaryw4">INVALID_DATA_FORMAT</a>, <span class="stringliteral">"ZlibDecompressor: unsupported algorithm"</span>) {}};00037 <span class="keyword">class </span>UnsupportedPresetDictionary : <span class="keyword">public</span> Err {<span class="keyword">public</span>: UnsupportedPresetDictionary() : Err(<a class="code" href="class_exception.html#_zlib_decompressor_1_1_unsupported_preset_dictionaryw7_zlib_decompressor_1_1_unsupported_preset_dictionaryw4">INVALID_DATA_FORMAT</a>, <span class="stringliteral">"ZlibDecompressor: unsupported preset dictionary"</span>) {}};00038 <span class="comment"></span>00039 <span class="comment"> /*! \param repeat decompress multiple compressed streams in series</span>00040 <span class="comment"> \param autoSignalPropagation 0 to turn off MessageEnd signal</span>00041 <span class="comment"> */</span>00042 <a class="code" href="class_zlib_decompressor.html#_zlib_decompressora0">ZlibDecompressor</a>(<a class="code" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment = NULL, <span class="keywordtype">bool</span> repeat = <span class="keyword">false</span>, <span class="keywordtype">int</span> autoSignalPropagation = -1);00043 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetLog2WindowSize()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_log2WindowSize;}00044 00045 <span class="keyword">private</span>:00046 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> MaxPrestreamHeaderSize()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 2;}00047 <span class="keywordtype">void</span> ProcessPrestreamHeader();00048 <span class="keywordtype">void</span> ProcessDecompressedData(<span class="keyword">const</span> byte *string, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length);00049 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> MaxPoststreamTailSize()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 4;}00050 <span class="keywordtype">void</span> ProcessPoststreamTail();00051 00052 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_log2WindowSize;00053 <a class="code" href="class_adler32.html">Adler32</a> m_adler32;00054 };00055 00056 NAMESPACE_END00057 00058 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Jul 8 23:34:29 2003 for Crypto++ by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.2 </small></address></body></html>⌨️ 快捷键说明
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