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<div id="projectname">lwIP<span id="projectnumber">&#160;2.1.3</span>
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<div id="projectbrief">Lightweight IP stack</div>
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<div class="headertitle"><div class="title">sntp.c File Reference</div></div>
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<div class="textblock"><code>#include &quot;<a class="el" href="sntp_8h.html">lwip/apps/sntp.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="opt_8h.html">lwip/opt.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="timeouts_8h.html">lwip/timeouts.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="udp_8h.html">lwip/udp.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="dns_8h.html">lwip/dns.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="ip__addr_8h.html">lwip/ip_addr.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="pbuf_8h.html">lwip/pbuf.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="dhcp_8h.html">lwip/dhcp.h</a>&quot;</code><br />
<code>#include &lt;string.h&gt;</code><br />
<code>#include &lt;time.h&gt;</code><br />
<code>#include &quot;arch/bpstruct.h&quot;</code><br />
<code>#include &quot;arch/epstruct.h&quot;</code><br />
</div><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsntp__time.html">sntp_time</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsntp__timestamps.html">sntp_timestamps</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsntp__msg.html">sntp_msg</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsntp__server.html">sntp_server</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Macros</h2></td></tr>
<tr class="memitem:aebe74c93643ac9b8c8a9c7d223192c8f" id="r_aebe74c93643ac9b8c8a9c7d223192c8f"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aebe74c93643ac9b8c8a9c7d223192c8f">SNTP_FRAC_TO_US</a>(f)</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ga9b300c6616de60524c85ea40bf70e2ba" id="r_ga9b300c6616de60524c85ea40bf70e2ba"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#ga9b300c6616de60524c85ea40bf70e2ba">sntp_init</a> (void)</td></tr>
<tr class="separator:ga9b300c6616de60524c85ea40bf70e2ba"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga8119fc2d1ff7ff6eba511cc9c7167488" id="r_ga8119fc2d1ff7ff6eba511cc9c7167488"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#ga8119fc2d1ff7ff6eba511cc9c7167488">sntp_stop</a> (void)</td></tr>
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<tr class="memitem:ga3fe5254e5a056fca80802d9f26b9c3c5" id="r_ga3fe5254e5a056fca80802d9f26b9c3c5"><td class="memItemLeft" align="right" valign="top">u8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#ga3fe5254e5a056fca80802d9f26b9c3c5">sntp_enabled</a> (void)</td></tr>
<tr class="separator:ga3fe5254e5a056fca80802d9f26b9c3c5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaae94fb2adadbf9667e9597f8a45bf120" id="r_gaae94fb2adadbf9667e9597f8a45bf120"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#gaae94fb2adadbf9667e9597f8a45bf120">sntp_setoperatingmode</a> (u8_t operating_mode)</td></tr>
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<tr class="memitem:gae66404a551d5cef420cf844a71356fae" id="r_gae66404a551d5cef420cf844a71356fae"><td class="memItemLeft" align="right" valign="top">u8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#gae66404a551d5cef420cf844a71356fae">sntp_getoperatingmode</a> (void)</td></tr>
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<tr class="memitem:gac8097829a81cb6f37d9acf8efb2cc82e" id="r_gac8097829a81cb6f37d9acf8efb2cc82e"><td class="memItemLeft" align="right" valign="top">u8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#gac8097829a81cb6f37d9acf8efb2cc82e">sntp_getreachability</a> (u8_t idx)</td></tr>
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<tr class="memitem:ga4fa038dcea66349fafdbe1cc3e52ff3a" id="r_ga4fa038dcea66349fafdbe1cc3e52ff3a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#ga4fa038dcea66349fafdbe1cc3e52ff3a">sntp_setserver</a> (u8_t idx, const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> *server)</td></tr>
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<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> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sntp.html#gab114c12154cf2c3e3a733724c6a77429">sntp_getserver</a> (u8_t idx)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>SNTP client module </p>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
<a id="aebe74c93643ac9b8c8a9c7d223192c8f" name="aebe74c93643ac9b8c8a9c7d223192c8f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aebe74c93643ac9b8c8a9c7d223192c8f">&#9670;&#160;</a></span>SNTP_FRAC_TO_US</h2>
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<td class="memname">#define SNTP_FRAC_TO_US</td>
<td>(</td>
<td class="paramtype"></td> <td class="paramname"><span class="paramname"><em>f</em></span></td><td>)</td>
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<b>Value:</b><div class="fragment"><div class="line">((u32_t)(f) / 4295)</div>
</div><!-- fragment --><p>Convert NTP timestamp fraction to microseconds. </p>
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