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7<title>AddHeaderField</title>
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9  <body>
10<h1><CODE>nn::http::Connection::AddHeaderField</CODE> Member Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14<a href="../../../nn/Result/Overview.html">nn::Result</a> AddHeaderField(
15     const char * pLabel,
16     const char * pValue
17);
18</pre>
19    </div>
20<h2>Arguments</h2>
21    <div class="section">
22      <table class="arguments">
23        <thead>
24          <tr>
25            <td width="15" />
26<th>Name</th>
27<td>Description</td>
28          </tr>
29        </thead>
30        <tr>
31<td>in</td>
32<th>pLabel</th>
33<td>Label name of the field.</td>
34        </tr>
35        <tr>
36<td>in</td>
37<th>pValue</th>
38<td>Content of the field.</td>
39        </tr> </table>
40    </div>
41<h2>Return Values</h2>
42<div class="section">Returns the function's execution result. Returns one of the <a href="../../../nn/Result/Overview.html"><CODE>Result</CODE></a> values listed below.<br /><br /> <br />
43      <table class="arguments">
44        <thead>
45          <tr>
46<th>Value</th>
47<td>Description</td>
48          </tr>
49        </thead>
50        <tr>
51<th><CODE>ResultSuccess</CODE></th>
52<td>Process was successful.</td>
53        </tr>
54        <tr>
55<th>ResultConnectionStatusErr</th>
56<td>Error indicating an invalid state. This function cannot be called in the current communication state. (For example, the function returns this error if the system is already connected. You must call this function before calling <a href="../../../nn/http/Connection/Connect.html"><CODE>Connect</CODE></a>.)</td>
57        </tr>
58        <tr>
59<th>ResultInvalidParamErr</th>
60<td>Error indicating an invalid parameter. Specify valid values for all parameters and call this function again.</td>
61        </tr>
62        <tr>
63<th>ResultNotConnectedErr</th>
64<td>Error indicating that no target URL was assigned to the <CODE>Connection</CODE> object. No action performed because the <CODE>Connection</CODE> object has not been initialized by a successful call of <a href="../../../nn/http/Connection/Initialize.html"><CODE>Initialize</CODE></a>.</td>
65        </tr>
66        <tr>
67<th>ResultNotInitializedErr</th>
68<td>Error indicating that the library is not initialized. None of this library's functions can be used until you first call <a href="../../../nn/http/Initialize.html"><CODE>nn::http::Initialize</CODE></a>.</td>
69        </tr>
70        <tr>
71<th>A value other than the above.</th>
72<td>Unexpected error (See <CODE>http_Result.h</CODE> for details).</td>
73        </tr>
74      </table> </div>
75<h2>Description</h2>
76    <div class="section">
77<p>Adds a field to the message header to be sent through an HTTP request.</p><!-- write here --></div>
78<h2>Revision History</h2>
79    <div class="section">
80      <dl class="history">
81        <dt>2010/06/14</dt>
82<dd>Initial version.<br />
83        </dd>
84      </dl>
85    </div>
86  <hr><p>CONFIDENTIAL</p></body>
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88