Mercurial Mercurial > oss > MCL > sftools > depl > docscontent / annotate
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/compress_8c_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 11 Jun 2010 15:24:34 +0100
changeset 9 59758314f811
parent 6 43e37759235e
permissions -rw-r--r--
Week 23 contribution of PDK documentation content. See release notes for details. Fixes bugs Bug 2714, Bug 462.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     1
 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     2
 
<html xmlns="http://www.w3.org/1999/xhtml">
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     3
 
<head>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     4
 
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     5
 
<title>TB9.2 Example Applications: examples/PIPS/openclibz/src/compress.c Source File</title>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     6
 
<link href="tabs.css" rel="stylesheet" type="text/css"/>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     7
 
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     8
 
</head>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
     9
 
<body>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    10
 
<!-- Generated by Doxygen 1.6.2 -->
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    11
 
<h1>examples/PIPS/openclibz/src/compress.c</h1><a href="compress_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    12
 
<a name="l00002"></a>00002 <span class="comment">* ==============================================================================</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    13
 
<a name="l00003"></a>00003 <span class="comment">*  Name        : Compress.c</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    14
 
<a name="l00004"></a>00004 <span class="comment">*  Part of     : OpenCLibz</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    15
 
<a name="l00005"></a>00005 <span class="comment">*  Interface   : </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    16
 
<a name="l00006"></a>00006 <span class="comment">*  Description : </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    17
 
<a name="l00007"></a>00007 <span class="comment">*  Version     : </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    18
 
<a name="l00008"></a>00008 <span class="comment">*</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    19
 
<a name="l00009"></a>00009 <span class="comment">*  Copyright (c) 2007 Nokia Corporation.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    20
 
<a name="l00010"></a>00010 <span class="comment">*  This material, including documentation and any related </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    21
 
<a name="l00011"></a>00011 <span class="comment">*  computer programs, is protected by copyright controlled by </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    22
 
<a name="l00012"></a>00012 <span class="comment">*  Nokia Corporation.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    23
 
<a name="l00013"></a>00013 <span class="comment">* ==============================================================================</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    24
 
<a name="l00014"></a>00014 <span class="comment">*/</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    25
 
<a name="l00015"></a>00015
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    26
 
<a name="l00016"></a>00016
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    27
 
<a name="l00017"></a>00017
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    28
 
<a name="l00026"></a>00026 <span class="preprocessor">#include &quot;<a class="code" href="openclibzheader_8h.html">OpenCLibzheader.h</a>&quot;</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    29
 
<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;limits.h&gt;</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    30
 
<a name="l00028"></a>00028
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    31
 
<a name="l00029"></a>00029 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    32
 
<a name="l00030"></a>00030 <span class="comment">// GzCompress</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    33
 
<a name="l00031"></a>00031 <span class="comment">// Compress the input file &quot;in&quot; and generates &quot;out&quot; file</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    34
 
<a name="l00032"></a>00032 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    35
 
<a name="l00033"></a>00033 <span class="keywordtype">void</span> GzCompress(FILE   *in,gzFile out)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    36
 
<a name="l00034"></a>00034 {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    37
 
<a name="l00035"></a>00035     <span class="keyword">static</span> <span class="keywordtype">char</span> buf[BUFLEN];
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    38
 
<a name="l00036"></a>00036     <span class="keywordtype">int</span> len;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    39
 
<a name="l00037"></a>00037
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    40
 
<a name="l00038"></a>00038
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    41
 
<a name="l00039"></a>00039 <span class="preprocessor">#ifdef USE_MMAP</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    42
 
<a name="l00040"></a>00040 <span class="preprocessor"></span>    <span class="comment">/* Try first compressing with mmap. If mmap fails </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    43
 
<a name="l00041"></a>00041 <span class="comment">     use the normal fread loop.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    44
 
<a name="l00042"></a>00042 <span class="comment">     */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    45
 
<a name="l00043"></a>00043     <span class="keywordflow">if</span> (GzCompressMmap(in, out) == Z_OK) <span class="keywordflow">return</span>;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    46
 
<a name="l00044"></a>00044 <span class="preprocessor">#endif</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    47
 
<a name="l00045"></a>00045 <span class="preprocessor"></span>    <span class="keywordflow">for</span> (;;)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    48
 
<a name="l00046"></a>00046     {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    49
 
<a name="l00047"></a>00047         len = (int)fread(buf, 1, <span class="keyword">sizeof</span>(buf), in);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    50
 
<a name="l00048"></a>00048         <span class="keywordflow">if</span> (len &lt; 0)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    51
 
<a name="l00049"></a>00049         Error(<span class="stringliteral">&quot;error reading the file \n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    52
 
<a name="l00050"></a>00050
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    53
 
<a name="l00051"></a>00051         <span class="keywordflow">if</span> (len == 0) <span class="keywordflow">break</span>;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    54
 
<a name="l00052"></a>00052
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    55
 
<a name="l00053"></a>00053         <span class="keywordflow">if</span> (gzwrite(out, buf, (<span class="keywordtype">unsigned</span>)len) != len)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    56
 
<a name="l00054"></a>00054         Error(<span class="stringliteral">&quot;error writing to the file \n&quot;</span>);;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    57
 
<a name="l00055"></a>00055
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    58
 
<a name="l00056"></a>00056     }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    59
 
<a name="l00057"></a>00057     fclose(in);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    60
 
<a name="l00058"></a>00058
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    61
 
<a name="l00059"></a>00059     <span class="keywordflow">if</span> (gzclose(out) != Z_OK) <span class="comment">// libz api to close a compressed file </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    62
 
<a name="l00060"></a>00060     Error(<span class="stringliteral">&quot;failed gzclose&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    63
 
<a name="l00061"></a>00061 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    64
 
<a name="l00062"></a>00062
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    65
 
<a name="l00063"></a>00063
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    66
 
<a name="l00064"></a>00064
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    67
 
<a name="l00065"></a>00065
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    68
 
<a name="l00066"></a>00066
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    69
 
<a name="l00067"></a>00067
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    70
 
<a name="l00068"></a>00068 <span class="preprocessor">#ifdef USE_MMAP </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    71
 
<a name="l00069"></a>00069 <span class="preprocessor"></span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    72
 
<a name="l00070"></a>00070 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    73
 
<a name="l00071"></a>00071 <span class="comment">// GzCompressMmap</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    74
 
<a name="l00072"></a>00072 <span class="comment">// Try compressing the input file at once using mmap. Return Z_OK </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    75
 
<a name="l00073"></a>00073 <span class="comment">// If success, otherwise it returns Z_ERRNO .</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    76
 
<a name="l00074"></a>00074 <span class="comment">// </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    77
 
<a name="l00075"></a>00075 <span class="keywordtype">int</span> GzCompressMmap(FILE   * in,gzFile out)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    78
 
<a name="l00076"></a>00076 {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    79
 
<a name="l00077"></a>00077     <span class="keywordtype">int</span> len;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    80
 
<a name="l00078"></a>00078     <span class="keywordtype">int</span> err;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    81
 
<a name="l00079"></a>00079     <span class="keywordtype">int</span> ifd = fileno(in);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    82
 
<a name="l00080"></a>00080     caddr_t buf;    <span class="comment">/* mmap&#39;ed buffer for the entire input file */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    83
 
<a name="l00081"></a>00081     off_t buf_len;  <span class="comment">/* length of the input file */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    84
 
<a name="l00082"></a>00082     <span class="keyword">struct </span>stat sb;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    85
 
<a name="l00083"></a>00083
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    86
 
<a name="l00084"></a>00084     <span class="comment">/* Determine the size of the file, needed for mmap: */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    87
 
<a name="l00085"></a>00085
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    88
 
<a name="l00086"></a>00086     <span class="keywordflow">if</span> (fstat(ifd, &amp;sb) &lt; 0)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    89
 
<a name="l00087"></a>00087     <span class="keywordflow">return</span> Z_ERRNO;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    90
 
<a name="l00088"></a>00088
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    91
 
<a name="l00089"></a>00089     buf_len = sb.st_size;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    92
 
<a name="l00090"></a>00090
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    93
 
<a name="l00091"></a>00091     <span class="keywordflow">if</span> (buf_len &lt;= 0)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    94
 
<a name="l00092"></a>00092     <span class="keywordflow">return</span> Z_ERRNO;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    95
 
<a name="l00093"></a>00093
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    96
 
<a name="l00094"></a>00094     <span class="comment">/* Now do the actual mmap: */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    97
 
<a name="l00095"></a>00095
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    98
 
<a name="l00096"></a>00096     buf =(<span class="keywordtype">char</span>*) mmap((caddr_t) 0, buf_len, PROT_READ, MAP_SHARED, ifd, (off_t)0);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
    99
 
<a name="l00097"></a>00097
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   100
 
<a name="l00098"></a>00098     <span class="comment">//mmap is an openc api </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   101
 
<a name="l00099"></a>00099
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   102
 
<a name="l00100"></a>00100     <span class="keywordflow">if</span> (buf == (caddr_t)(-1))
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   103
 
<a name="l00101"></a>00101     <span class="keywordflow">return</span> Z_ERRNO;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   104
 
<a name="l00102"></a>00102
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   105
 
<a name="l00103"></a>00103     <span class="comment">/* Compress the whole file at once: */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   106
 
<a name="l00104"></a>00104     len = gzwrite(out, (<span class="keywordtype">char</span> *)buf, (<span class="keywordtype">unsigned</span>)buf_len);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   107
 
<a name="l00105"></a>00105
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   108
 
<a name="l00106"></a>00106     <span class="keywordflow">if</span> (len != (<span class="keywordtype">int</span>)buf_len)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   109
 
<a name="l00107"></a>00107     Error(gzerror(out, &amp;err));
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   110
 
<a name="l00108"></a>00108
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   111
 
<a name="l00109"></a>00109     munmap(buf, buf_len);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   112
 
<a name="l00110"></a>00110     fclose(in);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   113
 
<a name="l00111"></a>00111     <span class="keywordflow">if</span> (gzclose(out) != Z_OK) <span class="comment">// libz api to close a compressed file </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   114
 
<a name="l00112"></a>00112     Error(<span class="stringliteral">&quot;failed gzclose&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   115
 
<a name="l00113"></a>00113
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   116
 
<a name="l00114"></a>00114     <span class="keywordflow">return</span> Z_OK;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   117
 
<a name="l00115"></a>00115 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   118
 
<a name="l00116"></a>00116 <span class="preprocessor">#endif </span><span class="comment">/* USE_MMAP */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   119
 
<a name="l00117"></a>00117
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   120
 
<a name="l00118"></a>00118
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   121
 
<a name="l00119"></a>00119
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   122
 
<a name="l00120"></a>00120
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   123
 
<a name="l00121"></a>00121
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   124
 
<a name="l00122"></a>00122 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   125
 
<a name="l00123"></a>00123 <span class="comment">// -----------------------------------------------------------------------------</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   126
 
<a name="l00124"></a>00124 <span class="comment">// FileCompress</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   127
 
<a name="l00125"></a>00125 <span class="comment">// Compresses the file using mode value</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   128
 
<a name="l00126"></a>00126 <span class="comment">// -----------------------------------------------------------------------------</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   129
 
<a name="l00127"></a>00127 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   130
 
<a name="l00128"></a>00128 <span class="keywordtype">void</span> FileCompress(<span class="keywordtype">char</span>  * file,<span class="keywordtype">char</span>  * mode)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   131
 
<a name="l00129"></a>00129 {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   132
 
<a name="l00130"></a>00130     <span class="keyword">static</span> <span class="keywordtype">char</span> outfile[MAX_NAME_LEN];
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   133
 
<a name="l00131"></a>00131     FILE  *in;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   134
 
<a name="l00132"></a>00132     gzFile out;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   135
 
<a name="l00133"></a>00133         <span class="keywordtype">char</span> choice[3];
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   136
 
<a name="l00134"></a>00134
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   137
 
<a name="l00135"></a>00135     strcpy(outfile, file);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   138
 
<a name="l00136"></a>00136     strcat(outfile, GZ_SUFFIX);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   139
 
<a name="l00137"></a>00137
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   140
 
<a name="l00138"></a>00138     in = fopen(file, <span class="stringliteral">&quot;rb&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   141
 
<a name="l00139"></a>00139     <span class="keywordflow">if</span> (in == NULL)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   142
 
<a name="l00140"></a>00140     {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   143
 
<a name="l00141"></a>00141     Error(<span class="stringliteral">&quot;file not found ...try again \n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   144
 
<a name="l00142"></a>00142     }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   145
 
<a name="l00143"></a>00143     out = gzopen(outfile, mode);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   146
 
<a name="l00144"></a>00144     <span class="keywordflow">if</span> (out == NULL)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   147
 
<a name="l00145"></a>00145     {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   148
 
<a name="l00146"></a>00146     Error(<span class="stringliteral">&quot;error opening outfile\n &quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   149
 
<a name="l00147"></a>00147     }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   150
 
<a name="l00148"></a>00148     GzCompress(in, out);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   151
 
<a name="l00149"></a>00149
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   152
 
<a name="l00150"></a>00150
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   153
 
<a name="l00151"></a>00151     printf(<span class="stringliteral">&quot;do you want to delete the original file (y /n) \n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   154
 
<a name="l00152"></a>00152
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   155
 
<a name="l00153"></a>00153     scanf(<span class="stringliteral">&quot;%s&quot;</span>,choice);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   156
 
<a name="l00154"></a>00154     <span class="comment">/*I am using scanf(&quot;%s&quot;,...) because of some problem in getchar() as </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   157
 
<a name="l00155"></a>00155 <span class="comment">    well as scanf(&quot;%c&quot;...) .   I have reported the bug */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   158
 
<a name="l00156"></a>00156
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   159
 
<a name="l00157"></a>00157     <span class="keywordflow">if</span>(choice[0] == <span class="charliteral">&#39;y&#39;</span>)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   160
 
<a name="l00158"></a>00158     unlink(file);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   161
 
<a name="l00159"></a>00159
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   162
 
<a name="l00160"></a>00160     printf(<span class="stringliteral">&quot; Congrats .... compression done ...u can find .gz file in the same directory as of the source file\n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   163
 
<a name="l00161"></a>00161 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   164
 
<a name="l00162"></a>00162
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   165
 
<a name="l00163"></a>00163 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   166
 
<a name="l00164"></a>00164 <span class="comment">// -----------------------------------------------------------------------------</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   167
 
<a name="l00165"></a>00165 <span class="comment">// StringCompress</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   168
 
<a name="l00166"></a>00166 <span class="comment">// Compresses the string</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   169
 
<a name="l00167"></a>00167 <span class="comment">// This function compresses the string entered by the user and shows the</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   170
 
<a name="l00168"></a>00168 <span class="comment">// compressed string and then decompressess it </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   171
 
<a name="l00169"></a>00169 <span class="comment">// Actually This function will show the content on the screen and demonstarte </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   172
 
<a name="l00170"></a>00170 <span class="comment">// how strings can be compressed</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   173
 
<a name="l00171"></a>00171 <span class="comment">// -----------------------------------------------------------------------------</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   174
 
<a name="l00172"></a>00172 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   175
 
<a name="l00173"></a>00173
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   176
 
<a name="l00174"></a><a class="code" href="compress_8c.html#ac31e38792dbbfc5e26d9dbccb33efe3d">00174</a> <span class="keywordtype">void</span> <a class="code" href="openclibzheader_8h.html#ac31e38792dbbfc5e26d9dbccb33efe3d">StringCompress</a>()
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   177
 
<a name="l00175"></a>00175 {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   178
 
<a name="l00176"></a>00176     Byte *compr, *uncompr;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   179
 
<a name="l00177"></a>00177     uLong len,comprLen,uncomprLen;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   180
 
<a name="l00178"></a>00178     <span class="keywordtype">char</span> *hello;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   181
 
<a name="l00179"></a>00179
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   182
 
<a name="l00180"></a>00180     hello = (<span class="keywordtype">char</span> *)malloc(100*<span class="keyword">sizeof</span>(<span class="keywordtype">char</span>));
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   183
 
<a name="l00181"></a>00181
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   184
 
<a name="l00182"></a>00182     printf(<span class="stringliteral">&quot;enter the string(maximum 100 characters) to compress....\n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   185
 
<a name="l00183"></a>00183
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   186
 
<a name="l00184"></a>00184
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   187
 
<a name="l00185"></a>00185
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   188
 
<a name="l00186"></a>00186     scanf(<span class="stringliteral">&quot;%s&quot;</span>,hello); <span class="comment">//accepts the string from the user</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   189
 
<a name="l00187"></a>00187     len = (uLong)strlen(hello)+1;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   190
 
<a name="l00188"></a>00188     comprLen = 10 * len;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   191
 
<a name="l00189"></a>00189     uncomprLen = comprLen;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   192
 
<a name="l00190"></a>00190
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   193
 
<a name="l00191"></a>00191     <span class="comment">//memory allocation</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   194
 
<a name="l00192"></a>00192     compr    = (Byte*)calloc((uInt)comprLen, 1);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   195
 
<a name="l00193"></a>00193     uncompr  = (Byte*)calloc((uInt)uncomprLen, 1);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   196
 
<a name="l00194"></a>00194
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   197
 
<a name="l00195"></a>00195
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   198
 
<a name="l00196"></a>00196
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   199
 
<a name="l00197"></a>00197     <span class="comment">//compress is one of the api of libz library used to compress data</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   200
 
<a name="l00198"></a>00198
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   201
 
<a name="l00199"></a>00199     compress(compr, &amp;comprLen, (<span class="keyword">const</span> Bytef*)hello, len);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   202
 
<a name="l00200"></a>00200
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   203
 
<a name="l00201"></a>00201     strcpy((<span class="keywordtype">char</span>*)uncompr, <span class="stringliteral">&quot;garbage&quot;</span>); <span class="comment">//initialization</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   204
 
<a name="l00202"></a>00202
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   205
 
<a name="l00203"></a>00203     printf(<span class="stringliteral">&quot;compressed string is : %s\n\n&quot;</span>, (<span class="keywordtype">char</span> *)compr);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   206
 
<a name="l00204"></a>00204
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   207
 
<a name="l00205"></a>00205     <span class="comment">//uncompress is one of the api of libz library used to uncompress data</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   208
 
<a name="l00206"></a>00206
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   209
 
<a name="l00207"></a>00207     uncompress(uncompr, &amp;uncomprLen, compr, comprLen);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   210
 
<a name="l00208"></a>00208
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   211
 
<a name="l00209"></a>00209
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   212
 
<a name="l00210"></a>00210     printf(<span class="stringliteral">&quot;press enter to uncompress it\n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   213
 
<a name="l00211"></a>00211
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   214
 
<a name="l00212"></a>00212     getchar();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   215
 
<a name="l00213"></a>00213     getchar();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   216
 
<a name="l00214"></a>00214
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   217
 
<a name="l00215"></a>00215     <span class="keywordflow">if</span> (strcmp((<span class="keywordtype">char</span>*)uncompr, hello))
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   218
 
<a name="l00216"></a>00216     {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   219
 
<a name="l00217"></a>00217         Error(<span class="stringliteral">&quot;bad uncompress\n&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   220
 
<a name="l00218"></a>00218         free(compr);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   221
 
<a name="l00219"></a>00219         free(uncompr);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   222
 
<a name="l00220"></a>00220     }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   223
 
<a name="l00221"></a>00221     <span class="keywordflow">else</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   224
 
<a name="l00222"></a>00222     {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   225
 
<a name="l00223"></a>00223         printf(<span class="stringliteral">&quot;uncompressed string is : %s\n&quot;</span>, (<span class="keywordtype">char</span> *)uncompr);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   226
 
<a name="l00224"></a>00224         free(compr);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   227
 
<a name="l00225"></a>00225         free(uncompr);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   228
 
<a name="l00226"></a>00226     }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   229
 
<a name="l00227"></a>00227
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   230
 
<a name="l00228"></a>00228 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   231
 
<a name="l00229"></a>00229
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   232
 
<a name="l00230"></a>00230 <span class="comment">/*  End of File */</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   233
 
</pre></div></div>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   234
 
<hr size="1"/><address style="text-align: right;"><small>Generated by&nbsp;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   235
 
<a href="http://www.doxygen.org/index.html">
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   236
 
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   237
 
</body>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   238
 
</html>
MCL/sftools/depl/docscontent