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<hr><h1>zstr.h</h1><div class="fragment"><pre>00001 <font class="comment">/*****************************************************************************</font>
00002 <font class="comment"> * zstr.h - code for class 'zStr'- a module that reads compressed text</font>
00003 <font class="comment"> * files.</font>
00004 <font class="comment"> * and provides lookup and parsing functions based on</font>
00005 <font class="comment"> * class StrKey</font>
00006 <font class="comment"> *</font>
00007 <font class="comment"> * $Id: zstr_8h-source.html,v 1.3 2002/06/20 20:23:10 mgruner Exp $</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * Copyright 1998 CrossWire Bible Society (http://www.crosswire.org)</font>
00010 <font class="comment"> * CrossWire Bible Society</font>
00011 <font class="comment"> * P. O. Box 2528</font>
00012 <font class="comment"> * Tempe, AZ 85280-2528</font>
00013 <font class="comment"> *</font>
00014 <font class="comment"> * This program is free software; you can redistribute it and/or modify it</font>
00015 <font class="comment"> * under the terms of the GNU General Public License as published by the</font>
00016 <font class="comment"> * Free Software Foundation version 2.</font>
00017 <font class="comment"> *</font>
00018 <font class="comment"> * This program is distributed in the hope that it will be useful, but</font>
00019 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00020 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00021 <font class="comment"> * General Public License for more details.</font>
00022 <font class="comment"> *</font>
00023 <font class="comment"> */</font>
00024
00025 <font class="preprocessor">#ifndef ZSTR_H</font>
00026 <font class="preprocessor"></font><font class="preprocessor">#define ZSTR_H</font>
00027 <font class="preprocessor"></font>
00028 <font class="preprocessor">#include <filemgr.h></font>
00029
00030 <font class="preprocessor">#include <defs.h></font>
00031
00032 <font class="keyword">class </font>SWCompress;
00033 <font class="keyword">class </font>EntriesBlock;
00034
00035 <font class="keyword">class </font>SWDLLEXPORT zStr {
00036
00037 <font class="keyword">private</font>:
00038 <font class="keyword">static</font> <font class="keywordtype">int</font> instance; <font class="comment">// number of instantiated zStr objects or derivitives</font>
00039 EntriesBlock *cacheBlock;
00040 <font class="keywordtype">long</font> cacheBlockIndex;
00041 <font class="keywordtype">bool</font> cacheDirty;
00042 <font class="keywordtype">char</font> *path;
00043 <font class="keywordtype">long</font> lastoff;
00044 <font class="keywordtype">long</font> blockCount;
00045 SWCompress *compressor;
00046
00047 <font class="keyword">protected</font>:
00048 FileDesc *idxfd;
00049 FileDesc *datfd;
00050 FileDesc *zdxfd;
00051 FileDesc *zdtfd;
00052 <font class="keyword">static</font> <font class="keyword">const</font> <font class="keywordtype">int</font> IDXENTRYSIZE;
00053 <font class="keyword">static</font> <font class="keyword">const</font> <font class="keywordtype">int</font> ZDXENTRYSIZE;
00054
00055 <font class="keywordtype">void</font> getCompressedText(<font class="keywordtype">long</font> block, <font class="keywordtype">long</font> entry, <font class="keywordtype">char</font> **buf);
00056 <font class="keywordtype">void</font> flushCache();
00057 <font class="keywordtype">void</font> prepText(<font class="keywordtype">char</font> *buf);
00058 <font class="keywordtype">void</font> getKeyFromDatOffset(<font class="keywordtype">long</font> ioffset, <font class="keywordtype">char</font> **buf);
00059 <font class="keywordtype">void</font> getKeyFromIdxOffset(<font class="keywordtype">long</font> ioffset, <font class="keywordtype">char</font> **buf);
00060
00061 <font class="keyword">public</font>:
00062 <font class="keywordtype">char</font> nl;
00063 zStr(<font class="keyword">const</font> <font class="keywordtype">char</font> *ipath, <font class="keywordtype">int</font> fileMode = -1, <font class="keywordtype">long</font> blockCount = 100, SWCompress *icomp = 0);
00064 <font class="keyword">virtual</font> ~zStr();
00065 <font class="keywordtype">signed</font> <font class="keywordtype">char</font> findKeyIndex(<font class="keyword">const</font> <font class="keywordtype">char</font> *ikey, <font class="keywordtype">long</font> *idxoff, <font class="keywordtype">long</font> away = 0);
00066 <font class="keywordtype">void</font> getText(<font class="keywordtype">long</font> index, <font class="keywordtype">char</font> **idxbuf, <font class="keywordtype">char</font> **buf);
00067 <font class="keywordtype">void</font> setText(<font class="keyword">const</font> <font class="keywordtype">char</font> *ikey, <font class="keyword">const</font> <font class="keywordtype">char</font> *buf, <font class="keywordtype">long</font> len = 0);
00068 <font class="keywordtype">void</font> linkEntry(<font class="keyword">const</font> <font class="keywordtype">char</font> *destkey, <font class="keyword">const</font> <font class="keywordtype">char</font> *srckey);
00069 <font class="keyword">static</font> <font class="keywordtype">signed</font> <font class="keywordtype">char</font> createModule (<font class="keyword">const</font> <font class="keywordtype">char</font> *path);
00070 };
00071
00072 <font class="preprocessor">#endif</font>
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