1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2<html xml:lang="en-US" lang="en-US" xmlns="http://www.w3.org/1999/xhtml">
3  <head>
4    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
5    <meta http-equiv="Content-Style-Type" content="text/css" />
6    <link rel="stylesheet" href="../../css/manpage.css" type="text/css" />
7    <title>CompressLZEx </title>
8  </head>
9  <body>
10    <h1><CODE><a href="../../nn/Overview.html">nn</a>::<a href="../../nn/cx/Overview.html">cx</a>::CompressLZEx</CODE> Function</h1>
11    <h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">#include &lt;nn/cx.h&gt;
14
15<a href="../../nn_types/u32.html">u32</a> CompressLZEx(
16     const <a href="../../nn_types/u8.html">u8</a> * srcp,
17     <a href="../../nn_types/u32.html">u32</a> size,
18     <a href="../../nn_types/u8.html">u8</a> * dstp,
19     void * work
20);
21</pre>
22    </div>
23    <h2>Parameters</h2>
24    <div class="section">
25      <table class="arguments">
26        <thead>
27          <tr>
28            <td width="15" />
29            <th>Name</th>
30            <td>Description</td>
31          </tr>
32        </thead>
33        <tr>
34          <td>in</td>
35          <th><CODE>srcp</CODE> </th>
36          <td>Pointer to compression source data.</td>
37        </tr>
38        <tr>
39          <td>in</td>
40          <th><CODE>size</CODE> </th>
41          <td>Compression source data size.</td>
42        </tr>
43        <tr>
44          <td>out</td>
45          <th><CODE>dstp</CODE> </th>
46          <td>Pointer to compression target data (requires a buffer larger than the compression source data).</td>
47        </tr>
48        <tr>
49          <td>in</td>
50          <th><CODE>work</CODE> </th>
51          <td>Temporary buffer to use for compression (requires a region of <CODE><a href="../../nn/cx/LZ_COMPRESS_WORK_SIZE.html">nn::cx::LZ_COMPRESS_WORK_SIZE</a></CODE> bytes).</td>
52        </tr> </table>
53    </div>
54    <h2>Return Values</h2>
55    <div class="section">Returns the size of the compressed data. If the compressed data is larger than the original data, compression is terminated and <CODE>0</CODE> is returned. </div>
56    <h2>Description</h2>
57    <div class="section">
58      <p>Carries out LZ77 compression and expansion.</p><!-- write here --></div>
59    <h2>Revision History</h2>
60    <div class="section">
61      <dl class="history">
62        <dt>2012/05/17</dt>
63        <dd>Initial version. <br />
64        </dd>
65      </dl>
66    </div>
67  <hr><p>CONFIDENTIAL</p></body>
68</html>