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lib64commoncpp-devel-1.8.0-5.1mdv2010.1.x86_64.rpm

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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">// Copyright (C) 2006-2008 David Sugar, Tycho Softworks.</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004 <span class="comment">// This program is free software; you can redistribute it and/or modify</span>
<a name="l00005"></a>00005 <span class="comment">// it under the terms of the GNU General Public License as published by</span>
<a name="l00006"></a>00006 <span class="comment">// the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00007"></a>00007 <span class="comment">// (at your option) any later version.</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 <span class="comment">// This program is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00012"></a>00012 <span class="comment">// GNU General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment">//</span>
<a name="l00014"></a>00014 <span class="comment">// You should have received a copy of the GNU General Public License</span>
<a name="l00015"></a>00015 <span class="comment">// along with this program; if not, write to the Free Software</span>
<a name="l00016"></a>00016 <span class="comment">// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00017"></a>00017 <span class="comment">//</span>
<a name="l00018"></a>00018 <span class="comment">// As a special exception, you may use this file as part of a free software</span>
<a name="l00019"></a>00019 <span class="comment">// library without restriction.  Specifically, if other files instantiate</span>
<a name="l00020"></a>00020 <span class="comment">// templates or use macros or inline functions from this file, or you compile</span>
<a name="l00021"></a>00021 <span class="comment">// this file and link it with other files to produce an executable, this</span>
<a name="l00022"></a>00022 <span class="comment">// file does not by itself cause the resulting executable to be covered by</span>
<a name="l00023"></a>00023 <span class="comment">// the GNU General Public License.  This exception does not however</span>
<a name="l00024"></a>00024 <span class="comment">// invalidate any other reasons why the executable file might be covered by</span>
<a name="l00025"></a>00025 <span class="comment">// the GNU General Public License.</span>
<a name="l00026"></a>00026 <span class="comment">//</span>
<a name="l00027"></a>00027 <span class="comment">// This exception applies only to the code released under the name GNU</span>
<a name="l00028"></a>00028 <span class="comment">// Common C++.  If you copy code from other releases into a copy of GNU</span>
<a name="l00029"></a>00029 <span class="comment">// Common C++, as the General Public License permits, the exception does</span>
<a name="l00030"></a>00030 <span class="comment">// not apply to the code that you add in this way.  To avoid misleading</span>
<a name="l00031"></a>00031 <span class="comment">// anyone as to the status of such modified files, you must delete</span>
<a name="l00032"></a>00032 <span class="comment">// this exception notice from them.</span>
<a name="l00033"></a>00033 <span class="comment">//</span>
<a name="l00034"></a>00034 <span class="comment">// If you write modifications of your own for GNU Common C++, it is your choice</span>
<a name="l00035"></a>00035 <span class="comment">// whether to permit this exception to apply to your modifications.</span>
<a name="l00036"></a>00036 <span class="comment">// If you do not wish that, delete this exception notice.</span>
<a name="l00037"></a>00037 <span class="comment">//</span>
<a name="l00038"></a>00038 
<a name="l00044"></a>00044 <span class="preprocessor">#ifndef CCXX_ZSTREAM_H_</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define CCXX_ZSTREAM_H_</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a>00047 <span class="preprocessor">#ifndef CCXX_MISSING_H_</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#include &lt;<a class="code" href="missing_8h.html" title="substitute functions which may be missing in target platform libc.">cc++/missing.h</a>&gt;</span>
<a name="l00049"></a>00049 <span class="preprocessor">#endif</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span>
<a name="l00051"></a>00051 <span class="preprocessor">#ifndef CCXX_THREAD_H_</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#include &lt;<a class="code" href="thread_8h.html" title="Synchronization and threading services.">cc++/thread.h</a>&gt;</span>
<a name="l00053"></a>00053 <span class="preprocessor">#endif</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span>
<a name="l00055"></a>00055 <span class="preprocessor">#ifndef CCXX_STRING_H_</span>
<a name="l00056"></a>00056 <span class="preprocessor"></span><span class="preprocessor">#include &lt;<a class="code" href="string_8h.html" title="Common C++ generic string class.">cc++/string.h</a>&gt;</span>
<a name="l00057"></a>00057 <span class="preprocessor">#endif</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span>
<a name="l00059"></a>00059 <span class="preprocessor">#ifndef CCXX_EXCEPTION_H_</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#include &lt;<a class="code" href="exception_8h.html" title="GNU Common C++ exception model base classes.">cc++/exception.h</a>&gt;</span>
<a name="l00061"></a>00061 <span class="preprocessor">#endif</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span>
<a name="l00063"></a>00063 <span class="preprocessor">#include &lt;zlib.h&gt;</span>
<a name="l00064"></a>00064 
<a name="l00065"></a>00065 <span class="preprocessor">#ifdef  CCXX_NAMESPACES</span>
<a name="l00066"></a>00066 <span class="preprocessor"></span><span class="keyword">namespace </span>ost {
<a name="l00067"></a>00067 <span class="preprocessor">#endif</span>
<a name="l00068"></a>00068 <span class="preprocessor"></span>
<a name="l00069"></a>00069 <span class="preprocessor">#ifdef  COMMON_STD_EXCEPTION</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span>
<a name="l00071"></a><a class="code" href="classost_1_1_i_o_z_exception.html">00071</a> <span class="keyword">class </span><a class="code" href="config_8h.html#ad10ef148ba8327bd530fc6c32c1e181c">__EXPORT</a> <a class="code" href="classost_1_1_i_o_z_exception.html">IOZException</a> : <span class="keyword">public</span> <a class="code" href="classost_1_1_i_o_exception.html" title="A sub-hierarchy for all Common C++ I/O related classes.">IOException</a>
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="keyword">public</span>:
<a name="l00074"></a><a class="code" href="classost_1_1_i_o_z_exception.html#a8c685438a53eec8d9793fe621843693f">00074</a>         <a class="code" href="classost_1_1_i_o_z_exception.html#a8c685438a53eec8d9793fe621843693f">IOZException</a>(<span class="keyword">const</span> <a class="code" href="classost_1_1_string.html" title="This is a generic and portable string class.">String</a> &amp;str) : <a class="code" href="classost_1_1_i_o_exception.html" title="A sub-hierarchy for all Common C++ I/O related classes.">IOException</a>(str) {};
<a name="l00075"></a>00075 };
<a name="l00076"></a>00076 
<a name="l00077"></a>00077 <span class="preprocessor">#endif</span>
<a name="l00078"></a>00078 <span class="preprocessor"></span>
<a name="l00079"></a><a class="code" href="classost_1_1_i_z_stream.html">00079</a> <span class="keyword">class </span><a class="code" href="config_8h.html#ad10ef148ba8327bd530fc6c32c1e181c">__EXPORT</a> <a class="code" href="classost_1_1_i_z_stream.html">IZStream</a> : <span class="keyword">protected</span> std::streambuf, <span class="keyword">public</span> std::istream
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 <span class="keyword">private</span>:
<a name="l00082"></a>00082         gzFile fp;
<a name="l00083"></a>00083         <span class="keywordtype">int</span> doallocate();
<a name="l00084"></a>00084         <span class="keywordtype">bool</span> throwflag;
<a name="l00085"></a>00085 
<a name="l00086"></a>00086 <span class="keyword">protected</span>:
<a name="l00087"></a><a class="code" href="classost_1_1_i_z_stream.html#ae7c62030a1548de7f5ffbf82bef12ec2">00087</a>         <span class="keywordtype">size_t</span> bufsize;
<a name="l00088"></a><a class="code" href="classost_1_1_i_z_stream.html#a9bf1ac3218ead05f8aa67e376fb5749c">00088</a>         <span class="keywordtype">char</span> *gbuf;
<a name="l00089"></a>00089 
<a name="l00090"></a>00090         <span class="keywordtype">void</span> allocate(<span class="keywordtype">size_t</span> size);
<a name="l00091"></a>00091 
<a name="l00092"></a>00092         <span class="keywordtype">int</span> underflow();
<a name="l00093"></a>00093 
<a name="l00094"></a>00094         <span class="keywordtype">int</span> uflow();
<a name="l00095"></a>00095 
<a name="l00096"></a>00096 <span class="keyword">public</span>:
<a name="l00097"></a>00097         <a class="code" href="classost_1_1_i_z_stream.html">IZStream</a>(<span class="keywordtype">bool</span> throwflag = <span class="keyword">false</span>);
<a name="l00098"></a>00098         <a class="code" href="classost_1_1_i_z_stream.html">IZStream</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">size_t</span> size = 512, <span class="keywordtype">bool</span> tf = <span class="keyword">false</span>);
<a name="l00099"></a>00099 
<a name="l00100"></a>00100         <span class="keywordtype">bool</span> isOpen(<span class="keywordtype">void</span>);
<a name="l00101"></a>00101 
<a name="l00102"></a>00102         <span class="keywordtype">void</span> close(<span class="keywordtype">void</span>);
<a name="l00103"></a>00103 
<a name="l00104"></a>00104         <span class="keyword">virtual</span> ~<a class="code" href="classost_1_1_i_z_stream.html">IZStream</a>();
<a name="l00105"></a>00105 
<a name="l00106"></a>00106         <span class="keywordtype">void</span> open(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">size_t</span> size = 512);
<a name="l00107"></a>00107 
<a name="l00108"></a><a class="code" href="classost_1_1_i_z_stream.html#a9fceb3667a270a279d068a75c1005833">00108</a>         <span class="keyword">inline</span> <span class="keywordtype">size_t</span> getBufferSize(<span class="keywordtype">void</span>)
<a name="l00109"></a>00109                 {<span class="keywordflow">return</span> bufsize;};
<a name="l00110"></a>00110 };
<a name="l00111"></a>00111 
<a name="l00112"></a><a class="code" href="classost_1_1_o_z_stream.html">00112</a> <span class="keyword">class </span><a class="code" href="config_8h.html#ad10ef148ba8327bd530fc6c32c1e181c">__EXPORT</a> <a class="code" href="classost_1_1_o_z_stream.html">OZStream</a> : <span class="keyword">protected</span> std::streambuf, <span class="keyword">public</span> std::ostream
<a name="l00113"></a>00113 {
<a name="l00114"></a>00114 <span class="keyword">private</span>:
<a name="l00115"></a>00115         gzFile fp;
<a name="l00116"></a>00116         <span class="keywordtype">int</span> doallocate();
<a name="l00117"></a>00117         <span class="keywordtype">bool</span> throwflag;
<a name="l00118"></a>00118 
<a name="l00119"></a>00119 <span class="keyword">protected</span>:
<a name="l00120"></a><a class="code" href="classost_1_1_o_z_stream.html#a671d430ee723cc419869cf9d85204d94">00120</a>         <span class="keywordtype">size_t</span> bufsize;
<a name="l00121"></a><a class="code" href="classost_1_1_o_z_stream.html#aae8683f22999f0d74251345221f38262">00121</a>         <span class="keywordtype">char</span> *pbuf;
<a name="l00122"></a>00122 
<a name="l00123"></a>00123         <span class="keywordtype">void</span> allocate(<span class="keywordtype">size_t</span> size);
<a name="l00124"></a>00124 
<a name="l00125"></a>00125         <span class="keywordtype">int</span> overflow(<span class="keywordtype">int</span> ch);
<a name="l00126"></a>00126 
<a name="l00127"></a>00127 <span class="keyword">public</span>:
<a name="l00128"></a>00128         <a class="code" href="classost_1_1_o_z_stream.html">OZStream</a>(<span class="keywordtype">bool</span> throwflag = <span class="keyword">false</span>);
<a name="l00129"></a>00129         <a class="code" href="classost_1_1_o_z_stream.html">OZStream</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">int</span> level = Z_DEFAULT_COMPRESSION, <span class="keywordtype">size_t</span> size = 512, <span class="keywordtype">bool</span> tf = <span class="keyword">false</span>);
<a name="l00130"></a>00130 
<a name="l00131"></a>00131         <span class="keywordtype">bool</span> isOpen(<span class="keywordtype">void</span>);
<a name="l00132"></a>00132 
<a name="l00133"></a>00133         <span class="keywordtype">void</span> close(<span class="keywordtype">void</span>);
<a name="l00134"></a>00134 
<a name="l00135"></a>00135         <span class="keyword">virtual</span> ~<a class="code" href="classost_1_1_o_z_stream.html">OZStream</a>();
<a name="l00136"></a>00136 
<a name="l00137"></a>00137         <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, <span class="keywordtype">size_t</span> size = 512);
<a name="l00138"></a>00138 
<a name="l00139"></a><a class="code" href="classost_1_1_o_z_stream.html#ad50addb9895d0b81695493f84e8f687c">00139</a>         <span class="keyword">inline</span> <span class="keywordtype">size_t</span> getBufferSize(<span class="keywordtype">void</span>)
<a name="l00140"></a>00140                 {<span class="keywordflow">return</span> bufsize;};
<a name="l00141"></a>00141 };
<a name="l00142"></a>00142 
<a name="l00143"></a>00143 <span class="preprocessor">#ifdef  CCXX_NAMESPACES</span>
<a name="l00144"></a>00144 <span class="preprocessor"></span>}
<a name="l00145"></a>00145 <span class="preprocessor">#endif</span>
<a name="l00146"></a>00146 <span class="preprocessor"></span>
<a name="l00147"></a>00147 <span class="preprocessor">#endif</span>
<a name="l00148"></a>00148 <span class="preprocessor"></span>
</pre></div></div>
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