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<h1>zstream.h</h1><a href="zstream_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (C) 1999-2005 Open Source Telecom Corporation.</span>
<a name="l00002"></a>00002 <span class="comment">// </span>
<a name="l00003"></a>00003 <span class="comment">// This program is free software; you can redistribute it and/or modify</span>
<a name="l00004"></a>00004 <span class="comment">// it under the terms of the GNU General Public License as published by</span>
<a name="l00005"></a>00005 <span class="comment">// the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00006"></a>00006 <span class="comment">// (at your option) any later version.</span>
<a name="l00007"></a>00007 <span class="comment">// </span>
<a name="l00008"></a>00008 <span class="comment">// This program is distributed in the hope that it will be useful,</span>
<a name="l00009"></a>00009 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00010"></a>00010 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00011"></a>00011 <span class="comment">// GNU General Public License for more details.</span>
<a name="l00012"></a>00012 <span class="comment">// </span>
<a name="l00013"></a>00013 <span class="comment">// You should have received a copy of the GNU General Public License</span>
<a name="l00014"></a>00014 <span class="comment">// along with this program; if not, write to the Free Software </span>
<a name="l00015"></a>00015 <span class="comment">// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00016"></a>00016 <span class="comment">// </span>
<a name="l00017"></a>00017 <span class="comment">// As a special exception, you may use this file as part of a free software</span>
<a name="l00018"></a>00018 <span class="comment">// library without restriction. Specifically, if other files instantiate</span>
<a name="l00019"></a>00019 <span class="comment">// templates or use macros or inline functions from this file, or you compile</span>
<a name="l00020"></a>00020 <span class="comment">// this file and link it with other files to produce an executable, this</span>
<a name="l00021"></a>00021 <span class="comment">// file does not by itself cause the resulting executable to be covered by</span>
<a name="l00022"></a>00022 <span class="comment">// the GNU General Public License. This exception does not however </span>
<a name="l00023"></a>00023 <span class="comment">// invalidate any other reasons why the executable file might be covered by</span>
<a name="l00024"></a>00024 <span class="comment">// the GNU General Public License. </span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// This exception applies only to the code released under the name GNU</span>
<a name="l00027"></a>00027 <span class="comment">// Common C++. If you copy code from other releases into a copy of GNU</span>
<a name="l00028"></a>00028 <span class="comment">// Common C++, as the General Public License permits, the exception does</span>
<a name="l00029"></a>00029 <span class="comment">// not apply to the code that you add in this way. To avoid misleading</span>
<a name="l00030"></a>00030 <span class="comment">// anyone as to the status of such modified files, you must delete</span>
<a name="l00031"></a>00031 <span class="comment">// this exception notice from them.</span>
<a name="l00032"></a>00032 <span class="comment">//</span>
<a name="l00033"></a>00033 <span class="comment">// If you write modifications of your own for GNU Common C++, it is your choice</span>
<a name="l00034"></a>00034 <span class="comment">// whether to permit this exception to apply to your modifications.</span>
<a name="l00035"></a>00035 <span class="comment">// If you do not wish that, delete this exception notice.</span>
<a name="l00036"></a>00036 <span class="comment">//</span>
<a name="l00037"></a>00037
<a name="l00043"></a>00043 <span class="preprocessor">#ifndef CCXX_ZSTREAM_H_</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor">#define CCXX_ZSTREAM_H_</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span>
<a name="l00046"></a>00046 <span class="preprocessor">#ifndef CCXX_MISSING_H_</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="missing_8h.html">cc++/missing.h</a>></span>
<a name="l00048"></a>00048 <span class="preprocessor">#endif</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span>
<a name="l00050"></a>00050 <span class="preprocessor">#ifndef CCXX_THREAD_H_</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="thread_8h.html">cc++/thread.h</a>></span>
<a name="l00052"></a>00052 <span class="preprocessor">#endif</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span>
<a name="l00054"></a>00054 <span class="preprocessor">#ifndef CCXX_STRING_H_</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="string_8h.html">cc++/string.h</a>></span>
<a name="l00056"></a>00056 <span class="preprocessor">#endif</span>
<a name="l00057"></a>00057 <span class="preprocessor"></span>
<a name="l00058"></a>00058 <span class="preprocessor">#ifndef CCXX_EXCEPTION_H_</span>
<a name="l00059"></a>00059 <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="exception_8h.html">cc++/exception.h</a>></span>
<a name="l00060"></a>00060 <span class="preprocessor">#endif</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span>
<a name="l00062"></a>00062 <span class="preprocessor">#include <zlib.h></span>
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="preprocessor">#ifdef CCXX_NAMESPACES</span>
<a name="l00065"></a>00065 <span class="preprocessor"></span><span class="keyword">namespace </span>ost {
<a name="l00066"></a>00066 <span class="preprocessor">#endif</span>
<a name="l00067"></a>00067 <span class="preprocessor"></span>
<a name="l00068"></a>00068 <span class="preprocessor">#ifdef COMMON_STD_EXCEPTION</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span>
<a name="l00070"></a>00070 <span class="keyword">class </span><a class="code" href="config_8h.html#d10ef148ba8327bd530fc6c32c1e181c">__EXPORT</a> IOZException : <span class="keyword">public</span> IOException
<a name="l00071"></a>00071 {
<a name="l00072"></a>00072 <span class="keyword">public</span>:
<a name="l00073"></a>00073 IOZException(<span class="keyword">const</span> String &str) : IOException(str) {};
<a name="l00074"></a>00074 };
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="preprocessor">#endif</span>
<a name="l00077"></a>00077 <span class="preprocessor"></span>
<a name="l00078"></a><a class="code" href="classost_1_1_i_z_stream.html">00078</a> <span class="keyword">class </span><a class="code" href="config_8h.html#d10ef148ba8327bd530fc6c32c1e181c">__EXPORT</a> IZStream : <span class="keyword">protected</span> std::streambuf, <span class="keyword">public</span> std::istream
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keyword">private</span>:
<a name="l00081"></a>00081 gzFile fp;
<a name="l00082"></a>00082 <span class="keywordtype">int</span> doallocate();
<a name="l00083"></a>00083 <span class="keywordtype">bool</span> throwflag;
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="keyword">protected</span>:
<a name="l00086"></a><a class="code" href="classost_1_1_i_z_stream.html#e7c62030a1548de7f5ffbf82bef12ec2">00086</a> size_t bufsize;
<a name="l00087"></a><a class="code" href="classost_1_1_i_z_stream.html#9bf1ac3218ead05f8aa67e376fb5749c">00087</a> <span class="keywordtype">char</span> *gbuf;
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keywordtype">void</span> allocate(size_t size);
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordtype">int</span> underflow();
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keywordtype">int</span> uflow();
<a name="l00094"></a>00094
<a name="l00095"></a>00095 <span class="keyword">public</span>:
<a name="l00096"></a>00096 IZStream(<span class="keywordtype">bool</span> throwflag = <span class="keyword">false</span>);
<a name="l00097"></a>00097 IZStream(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, size_t size = 512, <span class="keywordtype">bool</span> tf = <span class="keyword">false</span>);
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keywordtype">bool</span> isOpen(<span class="keywordtype">void</span>);
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="keywordtype">void</span> close(<span class="keywordtype">void</span>);
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keyword">virtual</span> ~IZStream();
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="keywordtype">void</span> open(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, size_t size = 512);
<a name="l00106"></a>00106
<a name="l00107"></a><a class="code" href="classost_1_1_i_z_stream.html#9fceb3667a270a279d068a75c1005833">00107</a> <span class="keyword">inline</span> size_t getBufferSize(<span class="keywordtype">void</span>)
<a name="l00108"></a>00108 {<span class="keywordflow">return</span> bufsize;};
<a name="l00109"></a>00109 };
<a name="l00110"></a>00110
<a name="l00111"></a><a class="code" href="classost_1_1_o_z_stream.html">00111</a> <span class="keyword">class </span><a class="code" href="config_8h.html#d10ef148ba8327bd530fc6c32c1e181c">__EXPORT</a> OZStream : <span class="keyword">protected</span> std::streambuf, <span class="keyword">public</span> std::ostream
<a name="l00112"></a>00112 {
<a name="l00113"></a>00113 <span class="keyword">private</span>:
<a name="l00114"></a>00114 gzFile fp;
<a name="l00115"></a>00115 <span class="keywordtype">int</span> doallocate();
<a name="l00116"></a>00116 <span class="keywordtype">bool</span> throwflag;
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keyword">protected</span>:
<a name="l00119"></a><a class="code" href="classost_1_1_o_z_stream.html#671d430ee723cc419869cf9d85204d94">00119</a> size_t bufsize;
<a name="l00120"></a><a class="code" href="classost_1_1_o_z_stream.html#ae8683f22999f0d74251345221f38262">00120</a> <span class="keywordtype">char</span> *pbuf;
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <span class="keywordtype">void</span> allocate(size_t size);
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="keywordtype">int</span> overflow(<span class="keywordtype">int</span> ch);
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="keyword">public</span>:
<a name="l00127"></a>00127 OZStream(<span class="keywordtype">bool</span> throwflag = <span class="keyword">false</span>);
<a name="l00128"></a>00128 OZStream(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">int</span> level = Z_DEFAULT_COMPRESSION, size_t size = 512, <span class="keywordtype">bool</span> tf = <span class="keyword">false</span>);
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="keywordtype">bool</span> isOpen(<span class="keywordtype">void</span>);
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="keywordtype">void</span> close(<span class="keywordtype">void</span>);
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="keyword">virtual</span> ~OZStream();
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keywordtype">void</span> open(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">int</span> level = Z_DEFAULT_COMPRESSION, size_t size = 512);
<a name="l00137"></a>00137
<a name="l00138"></a><a class="code" href="classost_1_1_o_z_stream.html#d50addb9895d0b81695493f84e8f687c">00138</a> <span class="keyword">inline</span> size_t getBufferSize(<span class="keywordtype">void</span>)
<a name="l00139"></a>00139 {<span class="keywordflow">return</span> bufsize;};
<a name="l00140"></a>00140 };
<a name="l00141"></a>00141
<a name="l00142"></a>00142 <span class="preprocessor">#ifdef CCXX_NAMESPACES</span>
<a name="l00143"></a>00143 <span class="preprocessor"></span>}
<a name="l00144"></a>00144 <span class="preprocessor">#endif</span>
<a name="l00145"></a>00145 <span class="preprocessor"></span>
<a name="l00146"></a>00146 <span class="preprocessor">#endif</span>
<a name="l00147"></a>00147 <span class="preprocessor"></span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Jun 19 10:50:55 2006 for GNU CommonC++ by
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