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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>Crypto++: Gzip Class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li class="current"><a href="classes.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="classes.html"><span>Alphabetical List</span></a></li> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul></div><h1>Gzip Class Reference</h1><!-- doxytag: class="Gzip" --><!-- doxytag: inherits="Deflator" --><code>#include <<a class="el" href="gzip_8h-source.html">gzip.h</a>></code><p><p>Inheritance diagram for Gzip:<p><center><img src="class_gzip.png" usemap="#Gzip_map" border="0" alt=""></center><map name="Gzip_map"><area href="class_deflator.html" alt="Deflator" shape="rect" coords="155,280,300,304"><area href="class_low_first_bit_writer.html" alt="LowFirstBitWriter" shape="rect" coords="155,224,300,248"><area href="class_filter.html" alt="Filter" shape="rect" coords="155,168,300,192"><area href="class_buffered_transformation.html" alt="BufferedTransformation" shape="rect" coords="77,112,222,136"><area href="class_not_copyable.html" alt="NotCopyable" shape="rect" coords="232,112,377,136"><area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="0,56,145,80"><area href="class_waitable.html" alt="Waitable" shape="rect" coords="155,56,300,80"><area href="class_clonable.html" alt="Clonable" shape="rect" coords="0,0,145,24"></map><a href="class_gzip-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>GZIP Compression (RFC 1952). <p><p>Definition at line <a class="el" href="gzip_8h-source.html#l00011">11</a> of file <a class="el" href="gzip_8h-source.html">gzip.h</a>.<table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Public Types</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom">{ <a class="el" href="class_deflator.html#bf8d4e262511aa0fac24a2a5f808c6df81ef097154334c9425cc13d1da4b5e82">MIN_DEFLATE_LEVEL</a> = 0, <a class="el" href="class_deflator.html#bf8d4e262511aa0fac24a2a5f808c6df88190923f9a4afb1e3e43daa3aaf32c9">DEFAULT_DEFLATE_LEVEL</a> = 6, <a class="el" href="class_deflator.html#bf8d4e262511aa0fac24a2a5f808c6dfd15dc39a3f833cce997c3cade5f556ca">MAX_DEFLATE_LEVEL</a> = 9 }</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom">{ <a class="el" href="class_deflator.html#650e1e1af3a80e1b042fe28ca427ff00dc9d5f12cda39d4a4303af54e21a65c8">MIN_LOG2_WINDOW_SIZE</a> = 9, <a class="el" href="class_deflator.html#650e1e1af3a80e1b042fe28ca427ff00255f7554f69a861bf69bf40c2ad79334">DEFAULT_LOG2_WINDOW_SIZE</a> = 15, <a class="el" href="class_deflator.html#650e1e1af3a80e1b042fe28ca427ff002ad5ee7b41a04c975a32e721641754d8">MAX_LOG2_WINDOW_SIZE</a> = 15 }</td></tr><tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1d1b762af2a7ae5053e2870ef57e313b"></a><!-- doxytag: member="Gzip::Gzip" ref="1d1b762af2a7ae5053e2870ef57e313b" args="(BufferedTransformation *attachment=NULL, unsigned int deflateLevel=DEFAULT_DEFLATE_LEVEL, unsigned int log2WindowSize=DEFAULT_LOG2_WINDOW_SIZE, bool detectUncompressible=true)" --> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_gzip.html#1d1b762af2a7ae5053e2870ef57e313b">Gzip</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment=NULL, unsigned int deflateLevel=DEFAULT_DEFLATE_LEVEL, unsigned int log2WindowSize=DEFAULT_LOG2_WINDOW_SIZE, bool detectUncompressible=true)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d5db66366a8337baa0bb39402e6e6d73"></a><!-- doxytag: member="Gzip::Gzip" ref="d5db66366a8337baa0bb39402e6e6d73" args="(const NameValuePairs &parameters, BufferedTransformation *attachment=NULL)" --> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_gzip.html#d5db66366a8337baa0bb39402e6e6d73">Gzip</a> (const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &parameters, <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment=NULL)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5b19de812080b7b12d0a6cc974f60b33"></a><!-- doxytag: member="Gzip::SetDeflateLevel" ref="5b19de812080b7b12d0a6cc974f60b33" args="(int deflateLevel)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_deflator.html#5b19de812080b7b12d0a6cc974f60b33">SetDeflateLevel</a> (int deflateLevel)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">this function can be used to set the deflate level in the middle of compression <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d2ecf9c16317cef8b68fbbcca705e0a4"></a><!-- doxytag: member="Gzip::GetDeflateLevel" ref="d2ecf9c16317cef8b68fbbcca705e0a4" args="() const" -->int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_deflator.html#d2ecf9c16317cef8b68fbbcca705e0a4">GetDeflateLevel</a> () const</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="feb0772f4acedb703c1c794d238d6de2"></a><!-- doxytag: member="Gzip::GetLog2WindowSize" ref="feb0772f4acedb703c1c794d238d6de2" args="() const" -->int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_deflator.html#feb0772f4acedb703c1c794d238d6de2">GetLog2WindowSize</a> () const</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c9f545b8062a7e822e537364ef422111"></a><!-- doxytag: member="Gzip::IsolatedInitialize" ref="c9f545b8062a7e822e537364ef422111" args="(const NameValuePairs &parameters)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_deflator.html#c9f545b8062a7e822e537364ef422111">IsolatedInitialize</a> (const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &parameters)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_deflator.html#b3ba26f52807a9b5d4af6948d56cd4a9">Put2</a> (const byte *inString, size_t length, int messageEnd, bool blocking)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">input multiple bytes for blocking or non-blocking processing <a href="#b3ba26f52807a9b5d4af6948d56cd4a9"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="4337716743ff155dc5321843eda29d00"></a><!-- doxytag: member="Gzip::IsolatedFlush" ref="4337716743ff155dc5321843eda29d00" args="(bool hardFlush, bool blocking)" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_deflator.html#4337716743ff155dc5321843eda29d00">IsolatedFlush</a> (bool hardFlush, bool blocking)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8554aa2126e1236fbcf8956ef98664bc"></a><!-- doxytag: member="Gzip::PutBits" ref="8554aa2126e1236fbcf8956ef98664bc" args="(unsigned long value, unsigned int length)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_low_first_bit_writer.html#8554aa2126e1236fbcf8956ef98664bc">PutBits</a> (unsigned long value, unsigned int length)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e1754cdbee6731279670409c65db0770"></a><!-- doxytag: member="Gzip::FlushBitBuffer" ref="e1754cdbee6731279670409c65db0770" args="()" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_low_first_bit_writer.html#e1754cdbee6731279670409c65db0770">FlushBitBuffer</a> ()</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ccc5bffe4a9459f6ce0b5b678e4a7e04"></a><!-- doxytag: member="Gzip::ClearBitBuffer" ref="ccc5bffe4a9459f6ce0b5b678e4a7e04" args="()" -->⌨️ 快捷键说明
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