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>CreateNetwork</title> 8 </head> 9 <body> 10 <h1><CODE><a href="../../../nn/Overview.html">nn</a>::<a href="../../../nn/uds/Overview.html">uds</a>::<a href="../../../nn/uds/CTR/Overview.html">CTR</a>::CreateNetwork</CODE> Function</h1> 11 <h2>Syntax</h2> 12 <div class="section"> 13 <pre class="definition"> 14<a href="../../../nn/Result/Overview.html">nn::Result</a> CreateNetwork( 15 <a href="../../../nn_types/u8.html">u8</a> subId, 16 <a href="../../../nn_types/u8.html">u8</a> maxEntry, 17 <a href="../../../nn_types/bit32.html">bit32</a> localId, 18 const char passphrase[], 19 size_t passphraseLength, 20 <a href="../../../nn_types/u8.html">u8</a> channel, 21 const void * pData, 22 size_t dataSize 23); 24</pre> 25 </div> 26 <h2>Arguments</h2> 27 <div class="section"> 28 <table class="arguments"> 29 <thead> 30 <tr> 31 <td width="15" /> 32 <th>Name</th> 33 <td>Description</td> 34 </tr> 35 </thead> 36 <tr> 37 <td>in</td> 38 <th><CODE>subId</CODE></th> 39 <td>Communication mode ID. Set this to a value between <CODE>0x00</CODE> and <CODE>0xFE</CODE>.</td> 40 </tr> 41 <tr> 42 <td>in</td> 43 <th><CODE>maxEntry</CODE></th> 44 <td>Maximum number of nodes that can connect to the network. This value can be up to <a href="../../../nn/uds/CTR/NODE_MAX.html"><CODE>NODE_MAX</CODE></a>, including the local device.</td> 45 </tr> 46 <tr> 47 <td>in</td> 48 <th>localId</th> 49 <td>The local communication ID. Specify the value generated by <a href="../../../nn/uds/CTR/CreateLocalCommunicationId.html"><CODE>CreateLocalCommunicationId</CODE></a>.</td> 50 </tr> 51 <tr> 52 <td>in</td> 53 <th>passphrase[]</th> 54 <td>String holding the seed of the passphrase to use for wireless layer encryption. With UDS, communication can only be established if <SPAN class="argument">uniqueId</SPAN> and <SPAN class="argument">passphrase</SPAN> match.</td> 55 </tr> 56 <tr> 57 <td>in</td> 58 <th>passphraseLength</th> 59 <td>Passphrase length. Specify a value between <a href="../../../nn/uds/CTR/UDS_PASSPHRASE_LENGTH_MIN.html"><CODE>UDS_PASSPHRASE_LENGTH_MIN</CODE></a> and <a href="../../../nn/uds/CTR/UDS_PASSPHRASE_LENGTH_MAX.html"><CODE>UDS_PASSPHRASE_LENGTH_MAX</CODE></a>, inclusive.</td> 60 </tr> 61 <tr> 62 <td>in</td> 63 <th>channel</th> 64 <td>The channel to use for communication. Specify channel <CODE>0</CODE> (automatic), <CODE>1</CODE>, <CODE>6</CODE>, or <CODE>11</CODE>. When this function runs on retail systems, the channel is always selected automatically.</td> 65 </tr> 66 <tr> 67 <td>in</td> 68 <th><CODE>pData</CODE></th> 69 <td>Pointer to the optional data you want to set for the beacon.</td> 70 </tr> 71 <tr> 72 <td>in</td> 73 <th><CODE>dataSize</CODE></th> 74 <td>Size of the optional data you want to set for the beacon. Specify a value up to <a href="../../../nn/uds/CTR/NET_DESC_APPDATA_SIZE_MAX.html"><CODE>NET_DESC_APPDATA_SIZE_MAX</CODE></a>.</td> 75 </tr> </table> 76 </div> 77 <h2>Return Values</h2> 78 <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 /> 79 <table class="arguments"> 80 <thead> 81 <tr> 82 <th>Value</th> 83 <td>Description</td> 84 </tr> 85 </thead> 86 <tr> 87 <th><CODE>Result::IsSuccess</CODE></th> 88 <td>Successfully established local communication and began operating as a master.</td> 89 </tr> 90 <tr> 91 <th><CODE>ResultNotInitialized</CODE></th> 92 <td>The library is not initialized. Execute the <CODE><a href="../../../nn/uds/CTR/Initialize.html">Initialize</a></CODE> function.</td> 93 </tr> 94 <tr> 95 <th><CODE>ResultInvalidState</CODE></th> 96 <td>Not in an executable state. Returned when executed in a state other than <CODE>STATE_DISCONNECTED</CODE>.</td> 97 </tr> 98 <tr> 99 <th><CODE>ResultOutOfRange</CODE></th> 100 <td>The specified argument was not in a specifiable range. It is possible that it will succeed if you re-execute with an appropriate value for the argument.</td> 101 </tr> 102 <tr> 103 <th><CODE>ResultWirelessOff</CODE></th> 104 <td>Entered wireless-disabled mode. Re-initialization is required.</td> 105 </tr> 106 <tr> 107 <th><CODE>ResultTooLarge</CODE></th> 108 <td>The <SPAN class="argument">dataSize</SPAN> exceeds <CODE><a href="../../../nn/uds/CTR/NET_DESC_APPDATA_SIZE_MAX.html">NET_DESC_APPDATA_SIZE_MAX</a></CODE>.</td> 109 </tr> 110 <tr> 111 <th><CODE>ResultInvalidPointer</CODE></th> 112 <td><SPAN class="argument">pData</SPAN> is <CODE>NULL</CODE>. <CODE>NULL</CODE> is allowed when <SPAN class="argument">dataSize</SPAN> is <CODE>0</CODE>.</td> 113 </tr> 114 <tr> 115 <th>A value other than the above.</th> 116 <td>Failed for reasons other than those given above.</td> 117 </tr> 118 </table> </div> 119 <h2>Description</h2> 120 <div class="section"> 121 <p>Sets optional data for the beacon and builds a new network. This function is provided for debugging purposes, and can be used to specify the channel to use for wireless communication during development. Note that the <SPAN class="argument">channel</SPAN> argument is ignored on production hardware.</p><p>Approximately 800 ms is needed to complete this, because auto-selection of channels and other operations must be performed.</p><p>Using this <CODE>API</CODE> function allows you to set optional data for the beacon, when building the network. To update the optional data for the beacon after the network has been constructed, use the <CODE><a href="../../../nn/uds/CTR/SetApplicationDataToBeacon.html">SetApplicationDataToBeacon</a></CODE> function. The maximum size of this optional data is <CODE><a href="../../../nn/uds/CTR/NET_DESC_APPDATA_SIZE_MAX.html">NET_DESC_APPDATA_SIZE_MAX</a></CODE> bytes. Since it is not encrypted, note that it can be collected by any general device, such as a computer. Other devices can obtain this data by calling <CODE><A>Scan</A></CODE>, while they are connected as clients or spectators. This function is thread-safe.</p><!-- write here --></div> 122 <h2>Revision History</h2> 123 <div class="section"> 124 <dl class="history"> 125 <dt>2011/09/07</dt> 126 <dd>Standardized notation for wireless-disabled mode.<br /> 127 </dd> 128 <dt>2011/02/21</dt> 129 <dd>Added a timing guideline to the Description. Indicated that the maximum value for <CODE>maxEntry</CODE> is <CODE>NODE_MAX</CODE>.<br /> 130 </dd> 131 <dt>2011/01/25</dt> 132 <dd>Changed size of passphrase used from "fewer than 255 (provisional)" to "at least 8 and no more than 255," and confirmed.<br /> Changed to automatically set the channel to use, with the old function to specify the channel now limited to debugging purposes.<br /> 133 </dd> 134 <dt>2010/10/15</dt> 135 <dd>Expanded the information on the return values.<br /> 136 </dd> 137 <dt>2010/06/14</dt> 138 <dd>Initial version.<br /> 139 </dd> 140 </dl> 141 </div> 142 <hr><p>CONFIDENTIAL</p></body> 143</html>