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| <div class="title">DHCP<div class="ingroups"><a class="el" href="group__lwip.html">lwIP</a> » <a class="el" href="group__lwip__opts.html">Options (lwipopts.h)</a> » <a class="el" href="group__lwip__opts__ipv4.html">IPv4</a></div></div> </div> |
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| Macros</h2></td></tr> |
| <tr class="memitem:ga8a6ec62dc121064ac591b1fd8567bee9"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lwip__opts__dhcp.html#ga8a6ec62dc121064ac591b1fd8567bee9">LWIP_DHCP</a>   0</td></tr> |
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| <tr class="memitem:gab2d91de7b2fce879b0a213682e1b0b69"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lwip__opts__dhcp.html#gab2d91de7b2fce879b0a213682e1b0b69">DHCP_DOES_ARP_CHECK</a>   (<a class="el" href="group__lwip__opts__dhcp.html#ga8a6ec62dc121064ac591b1fd8567bee9">LWIP_DHCP</a> && <a class="el" href="group__lwip__opts__arp.html#ga9609a014bba4638cc191d6a8f9556c87">LWIP_ARP</a>)</td></tr> |
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| <tr class="memitem:ga3c2983cbd228011dd3e18cb417e7e423"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lwip__opts__dhcp.html#ga3c2983cbd228011dd3e18cb417e7e423">LWIP_DHCP_BOOTP_FILE</a>   0</td></tr> |
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| <tr class="memitem:ga2cc18315edcd5ffc083d1256f7d22a83"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lwip__opts__dhcp.html#ga2cc18315edcd5ffc083d1256f7d22a83">LWIP_DHCP_GET_NTP_SRV</a>   0</td></tr> |
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| <tr class="memitem:ga9d014e3f7dc9e1e7c7decd8652ba65e2"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lwip__opts__dhcp.html#ga9d014e3f7dc9e1e7c7decd8652ba65e2">LWIP_DHCP_MAX_NTP_SERVERS</a>   1</td></tr> |
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| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
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| <h2 class="memtitle"><span class="permalink"><a href="#gab2d91de7b2fce879b0a213682e1b0b69">◆ </a></span>DHCP_DOES_ARP_CHECK</h2> |
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| <td class="memname">#define DHCP_DOES_ARP_CHECK   (<a class="el" href="group__lwip__opts__dhcp.html#ga8a6ec62dc121064ac591b1fd8567bee9">LWIP_DHCP</a> && <a class="el" href="group__lwip__opts__arp.html#ga9609a014bba4638cc191d6a8f9556c87">LWIP_ARP</a>)</td> |
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| <p>DHCP_DOES_ARP_CHECK==1: Do an ARP check on the offered address. </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#ga8a6ec62dc121064ac591b1fd8567bee9">◆ </a></span>LWIP_DHCP</h2> |
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| <td class="memname">#define LWIP_DHCP   0</td> |
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| <p>LWIP_DHCP==1: Enable DHCP module. </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#ga3c2983cbd228011dd3e18cb417e7e423">◆ </a></span>LWIP_DHCP_BOOTP_FILE</h2> |
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| <td class="memname">#define LWIP_DHCP_BOOTP_FILE   0</td> |
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| <p>LWIP_DHCP_BOOTP_FILE==1: Store offered_si_addr and boot_file_name. </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#ga2cc18315edcd5ffc083d1256f7d22a83">◆ </a></span>LWIP_DHCP_GET_NTP_SRV</h2> |
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| <td class="memname">#define LWIP_DHCP_GET_NTP_SRV   0</td> |
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| <p>LWIP_DHCP_GETS_NTP==1: Request NTP servers with discover/select. For each response packet, an callback is called, which has to be provided by the port: void dhcp_set_ntp_servers(u8_t num_ntp_servers, ip_addr_t* ntp_server_addrs); </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#ga60ccc20fbb08be24b5d5f599dd47a6a6">◆ </a></span>LWIP_DHCP_MAX_DNS_SERVERS</h2> |
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| <td class="memname">#define LWIP_DHCP_MAX_DNS_SERVERS   <a class="el" href="group__lwip__opts__dns.html#ga9f9881c887a8aceb9765820c2dbdf292">DNS_MAX_SERVERS</a></td> |
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| </div><div class="memdoc"> |
| <p>LWIP_DHCP_MAX_DNS_SERVERS > 0: Request DNS servers with discover/select. DNS servers received in the response are passed to DNS via <a class="el" href="group__dns.html#gaf66c5d8273f83cdc2cdd8911fb68d584">dns_setserver()</a> (up to the maximum limit defined here). </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#ga9d014e3f7dc9e1e7c7decd8652ba65e2">◆ </a></span>LWIP_DHCP_MAX_NTP_SERVERS</h2> |
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| <td class="memname">#define LWIP_DHCP_MAX_NTP_SERVERS   1</td> |
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| <p>The maximum of NTP servers requested </p> |
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