| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml" lang="en-US"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> |
| <meta http-equiv="X-UA-Compatible" content="IE=11"/> |
| <meta name="generator" content="Doxygen 1.12.0"/> |
| <meta name="viewport" content="width=device-width, initial-scale=1"/> |
| <title>lwIP: SNTP</title> |
| <link href="tabs.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="jquery.js"></script> |
| <script type="text/javascript" src="dynsections.js"></script> |
| <script type="text/javascript" src="clipboard.js"></script> |
| <link href="navtree.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="navtreedata.js"></script> |
| <script type="text/javascript" src="navtree.js"></script> |
| <script type="text/javascript" src="resize.js"></script> |
| <script type="text/javascript" src="cookie.js"></script> |
| <link href="search/search.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="search/searchdata.js"></script> |
| <script type="text/javascript" src="search/search.js"></script> |
| <link href="doxygen.css" rel="stylesheet" type="text/css" /> |
| </head> |
| <body> |
| <div id="top"><!-- do not remove this div, it is closed by doxygen! --> |
| <div id="titlearea"> |
| <table cellspacing="0" cellpadding="0"> |
| <tbody> |
| <tr id="projectrow"> |
| <td id="projectalign"> |
| <div id="projectname">lwIP<span id="projectnumber"> 2.1.3</span> |
| </div> |
| <div id="projectbrief">Lightweight IP stack</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <!-- end header part --> |
| <!-- Generated by Doxygen 1.12.0 --> |
| <script type="text/javascript"> |
| /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ |
| var searchBox = new SearchBox("searchBox", "search/",'.html'); |
| /* @license-end */ |
| </script> |
| <script type="text/javascript"> |
| /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ |
| $(function() { codefold.init(0); }); |
| /* @license-end */ |
| </script> |
| <script type="text/javascript" src="menudata.js"></script> |
| <script type="text/javascript" src="menu.js"></script> |
| <script type="text/javascript"> |
| /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ |
| $(function() { |
| initMenu('',true,false,'search.php','Search',true); |
| $(function() { init_search(); }); |
| }); |
| /* @license-end */ |
| </script> |
| <div id="main-nav"></div> |
| </div><!-- top --> |
| <div id="side-nav" class="ui-resizable side-nav-resizable"> |
| <div id="nav-tree"> |
| <div id="nav-tree-contents"> |
| <div id="nav-sync" class="sync"></div> |
| </div> |
| </div> |
| <div id="splitbar" style="-moz-user-select:none;" |
| class="ui-resizable-handle"> |
| </div> |
| </div> |
| <script type="text/javascript"> |
| /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ |
| $(function(){initNavTree('group__sntp.html',''); initResizable(true); }); |
| /* @license-end */ |
| </script> |
| <div id="doc-content"> |
| <!-- window showing the filter options --> |
| <div id="MSearchSelectWindow" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| onkeydown="return searchBox.OnSearchSelectKey(event)"> |
| </div> |
| |
| <!-- iframe showing the search results (closed by default) --> |
| <div id="MSearchResultsWindow"> |
| <div id="MSearchResults"> |
| <div class="SRPage"> |
| <div id="SRIndex"> |
| <div id="SRResults"></div> |
| <div class="SRStatus" id="Loading">Loading...</div> |
| <div class="SRStatus" id="Searching">Searching...</div> |
| <div class="SRStatus" id="NoMatches">No Matches</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| |
| <div class="header"> |
| <div class="summary"> |
| <a href="#groups">Topics</a> | |
| <a href="#func-members">Functions</a> </div> |
| <div class="headertitle"><div class="title">SNTP<div class="ingroups"><a class="el" href="group__apps.html">Applications</a></div></div></div> |
| </div><!--header--> |
| <div class="contents"> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="groups" name="groups"></a> |
| Topics</h2></td></tr> |
| <tr class="memitem:"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp__opts.html">Options</a></td></tr> |
| <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> |
| </table><table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a> |
| Functions</h2></td></tr> |
| <tr class="memitem:ga9b300c6616de60524c85ea40bf70e2ba" id="r_ga9b300c6616de60524c85ea40bf70e2ba"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#ga9b300c6616de60524c85ea40bf70e2ba">sntp_init</a> (void)</td></tr> |
| <tr class="separator:ga9b300c6616de60524c85ea40bf70e2ba"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ga8119fc2d1ff7ff6eba511cc9c7167488" id="r_ga8119fc2d1ff7ff6eba511cc9c7167488"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#ga8119fc2d1ff7ff6eba511cc9c7167488">sntp_stop</a> (void)</td></tr> |
| <tr class="separator:ga8119fc2d1ff7ff6eba511cc9c7167488"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ga3fe5254e5a056fca80802d9f26b9c3c5" id="r_ga3fe5254e5a056fca80802d9f26b9c3c5"><td class="memItemLeft" align="right" valign="top">u8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#ga3fe5254e5a056fca80802d9f26b9c3c5">sntp_enabled</a> (void)</td></tr> |
| <tr class="separator:ga3fe5254e5a056fca80802d9f26b9c3c5"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:gaae94fb2adadbf9667e9597f8a45bf120" id="r_gaae94fb2adadbf9667e9597f8a45bf120"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#gaae94fb2adadbf9667e9597f8a45bf120">sntp_setoperatingmode</a> (u8_t operating_mode)</td></tr> |
| <tr class="separator:gaae94fb2adadbf9667e9597f8a45bf120"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:gae66404a551d5cef420cf844a71356fae" id="r_gae66404a551d5cef420cf844a71356fae"><td class="memItemLeft" align="right" valign="top">u8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#gae66404a551d5cef420cf844a71356fae">sntp_getoperatingmode</a> (void)</td></tr> |
| <tr class="separator:gae66404a551d5cef420cf844a71356fae"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:gac8097829a81cb6f37d9acf8efb2cc82e" id="r_gac8097829a81cb6f37d9acf8efb2cc82e"><td class="memItemLeft" align="right" valign="top">u8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#gac8097829a81cb6f37d9acf8efb2cc82e">sntp_getreachability</a> (u8_t idx)</td></tr> |
| <tr class="separator:gac8097829a81cb6f37d9acf8efb2cc82e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ga4fa038dcea66349fafdbe1cc3e52ff3a" id="r_ga4fa038dcea66349fafdbe1cc3e52ff3a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#ga4fa038dcea66349fafdbe1cc3e52ff3a">sntp_setserver</a> (u8_t idx, const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> *server)</td></tr> |
| <tr class="separator:ga4fa038dcea66349fafdbe1cc3e52ff3a"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:gab114c12154cf2c3e3a733724c6a77429" id="r_gab114c12154cf2c3e3a733724c6a77429"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="#gab114c12154cf2c3e3a733724c6a77429">sntp_getserver</a> (u8_t idx)</td></tr> |
| <tr class="separator:gab114c12154cf2c3e3a733724c6a77429"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <p>This is simple "SNTP" client for the lwIP raw API. It is a minimal implementation of SNTPv4 as specified in RFC 4330.</p> |
| <p>For a list of some public NTP servers, see this link: <a href="http://support.ntp.org/bin/view/Servers/NTPPoolServers">http://support.ntp.org/bin/view/Servers/NTPPoolServers</a></p> |
| <h2 class="groupheader">Function Documentation</h2> |
| <a id="ga3fe5254e5a056fca80802d9f26b9c3c5" name="ga3fe5254e5a056fca80802d9f26b9c3c5"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ga3fe5254e5a056fca80802d9f26b9c3c5">◆ </a></span>sntp_enabled()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">u8_t sntp_enabled </td> |
| <td>(</td> |
| <td class="paramtype">void</td> <td class="paramname"><span class="paramname"><em></em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Get enabled state. </p> |
| |
| </div> |
| </div> |
| <a id="gae66404a551d5cef420cf844a71356fae" name="gae66404a551d5cef420cf844a71356fae"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#gae66404a551d5cef420cf844a71356fae">◆ </a></span>sntp_getoperatingmode()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">u8_t sntp_getoperatingmode </td> |
| <td>(</td> |
| <td class="paramtype">void</td> <td class="paramname"><span class="paramname"><em></em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Gets the operating mode. </p> |
| |
| </div> |
| </div> |
| <a id="gac8097829a81cb6f37d9acf8efb2cc82e" name="gac8097829a81cb6f37d9acf8efb2cc82e"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#gac8097829a81cb6f37d9acf8efb2cc82e">◆ </a></span>sntp_getreachability()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">u8_t sntp_getreachability </td> |
| <td>(</td> |
| <td class="paramtype">u8_t</td> <td class="paramname"><span class="paramname"><em>idx</em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Gets the server reachability shift register as described in RFC 5905.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">idx</td><td>the index of the NTP server </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <a id="gab114c12154cf2c3e3a733724c6a77429" name="gab114c12154cf2c3e3a733724c6a77429"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#gab114c12154cf2c3e3a733724c6a77429">◆ </a></span>sntp_getserver()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> * sntp_getserver </td> |
| <td>(</td> |
| <td class="paramtype">u8_t</td> <td class="paramname"><span class="paramname"><em>idx</em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Obtain one of the currently configured by IP address (or DHCP) NTP servers</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">idx</td><td>the index of the NTP server </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>IP address of the indexed NTP server or "ip_addr_any" if the NTP server has not been configured by address (or at all). </dd></dl> |
| |
| </div> |
| </div> |
| <a id="ga9b300c6616de60524c85ea40bf70e2ba" name="ga9b300c6616de60524c85ea40bf70e2ba"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ga9b300c6616de60524c85ea40bf70e2ba">◆ </a></span>sntp_init()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">void sntp_init </td> |
| <td>(</td> |
| <td class="paramtype">void</td> <td class="paramname"><span class="paramname"><em></em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Initialize this module. Send out request instantly or after <a class="el" href="group__sntp__opts.html#ga22017d43da7d4bf8d42e786b4ced4dfa">SNTP_STARTUP_DELAY(_FUNC)</a>. </p> |
| |
| </div> |
| </div> |
| <a id="gaae94fb2adadbf9667e9597f8a45bf120" name="gaae94fb2adadbf9667e9597f8a45bf120"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#gaae94fb2adadbf9667e9597f8a45bf120">◆ </a></span>sntp_setoperatingmode()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">void sntp_setoperatingmode </td> |
| <td>(</td> |
| <td class="paramtype">u8_t</td> <td class="paramname"><span class="paramname"><em>operating_mode</em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Sets the operating mode. </p><dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">operating_mode</td><td>one of the available operating modes </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <a id="ga4fa038dcea66349fafdbe1cc3e52ff3a" name="ga4fa038dcea66349fafdbe1cc3e52ff3a"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ga4fa038dcea66349fafdbe1cc3e52ff3a">◆ </a></span>sntp_setserver()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">void sntp_setserver </td> |
| <td>(</td> |
| <td class="paramtype">u8_t</td> <td class="paramname"><span class="paramname"><em>idx</em></span>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> *</td> <td class="paramname"><span class="paramname"><em>server</em></span> )</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Initialize one of the NTP servers by IP address</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">idx</td><td>the index of the NTP server to set must be < SNTP_MAX_SERVERS </td></tr> |
| <tr><td class="paramname">server</td><td>IP address of the NTP server to set </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <a id="ga8119fc2d1ff7ff6eba511cc9c7167488" name="ga8119fc2d1ff7ff6eba511cc9c7167488"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ga8119fc2d1ff7ff6eba511cc9c7167488">◆ </a></span>sntp_stop()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">void sntp_stop </td> |
| <td>(</td> |
| <td class="paramtype">void</td> <td class="paramname"><span class="paramname"><em></em></span></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Stop this module. </p> |
| |
| </div> |
| </div> |
| </div><!-- contents --> |
| </div><!-- doc-content --> |
| <!-- start footer part --> |
| <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> |
| <ul> |
| <li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.12.0 </li> |
| </ul> |
| </div> |
| </body> |
| </html> |