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7<title>Write</title>
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10<h1><CODE>nn::hio::CTR::SerialChannel::Write</CODE> Member Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">#include &lt;nn/hio.h&gt;
14
15s32 Write(
16     const void * buf,
17     size_t size,
18     bit32 attr = ATTRIBUTE_NONE
19);
20</pre>
21    </div>
22<h2>Arguments</h2>
23    <div class="section">
24      <table class="arguments">
25        <thead>
26          <tr>
27            <td width="15" />
28<th>Name</th>
29<td>Description</td>
30          </tr>
31        </thead>
32        <tr>
33<td>in</td>
34<th>buf</th>
35<td>Buffer storing the data to send.</td>
36        </tr>
37        <tr>
38<td>in</td>
39<th>size</th>
40<td>Maximum size of the data to send.</td>
41        </tr>
42        <tr>
43<td>in</td>
44<th>attr</th>
45<td>Send attribute.<br />If set to <CODE>ATTRIBUTE_NONE</CODE>, the function blocks until <CODE>size</CODE> bytes are sent.<br />If set to <CODE>ATTRIBUTE_NO_WAIT</CODE>, it returns once the send buffer becomes full.</td>
46        </tr> </table>
47    </div>
48<h2>Return Values</h2>
49<div class="section">Returns the actual number of bytes that were sent. If an error occurred, returns <CODE>-1</CODE>. </div>
50<h2>Description</h2>
51    <div class="section">
52<p>Sends data to the host.</p><!-- write here --></div>
53<h2>Revision History</h2>
54    <div class="section">
55      <dl class="history">
56        <dt>2010/03/31</dt>
57<dd>Initial version.<br />
58        </dd>
59      </dl>
60    </div>
61  <hr><p>CONFIDENTIAL</p></body>
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