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<div class="title">Internal memory pools<div class="ingroups"><a class="el" href="../../d9/de2/group__lwip__opts.html">Options (lwipopts.h)</a> » <a class="el" href="../../d1/d9c/group__lwip__opts__infrastructure.html">Infrastructure</a></div></div> </div>
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Collaboration diagram for Internal memory pools:</div>
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Macros</h2></td></tr>
<tr class="memitem:ga5a95abf3610c56e7c23cb035eb9c3444"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga5a95abf3610c56e7c23cb035eb9c3444">MEMP_NUM_API_MSG</a>   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td></tr>
<tr class="separator:ga5a95abf3610c56e7c23cb035eb9c3444"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga087b00ea20a7edebcad33a1a1353a5d7"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga087b00ea20a7edebcad33a1a1353a5d7">MEMP_NUM_ARP_QUEUE</a>   30</td></tr>
<tr class="separator:ga087b00ea20a7edebcad33a1a1353a5d7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga3b1f228c598529c62895ad04ff294980"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga3b1f228c598529c62895ad04ff294980">MEMP_NUM_DNS_API_MSG</a>   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td></tr>
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<tr class="memitem:ga1f66051a654dcd7a4e19bc6aff240630"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga1f66051a654dcd7a4e19bc6aff240630">MEMP_NUM_FRAG_PBUF</a>   15</td></tr>
<tr class="separator:ga1f66051a654dcd7a4e19bc6aff240630"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gab648ff95d8ffa4216b95f82a568a5d9a"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gab648ff95d8ffa4216b95f82a568a5d9a">MEMP_NUM_IGMP_GROUP</a>   8</td></tr>
<tr class="separator:gab648ff95d8ffa4216b95f82a568a5d9a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaa9b0f949da12cbe8fe5f7aefc30290e0"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gaa9b0f949da12cbe8fe5f7aefc30290e0">MEMP_NUM_LOCALHOSTLIST</a>   1</td></tr>
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<tr class="memitem:ga5d99df65869ac101ed6a611fc85016be"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga5d99df65869ac101ed6a611fc85016be">MEMP_NUM_NETBUF</a>   2</td></tr>
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<tr class="memitem:gacb40bd726b7e15593b20a628d298f456"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gacb40bd726b7e15593b20a628d298f456">MEMP_NUM_NETCONN</a>   4</td></tr>
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<tr class="memitem:ga293bc22b60bf3f8e2520f60a88370e7a"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga293bc22b60bf3f8e2520f60a88370e7a">MEMP_NUM_NETDB</a>   1</td></tr>
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<tr class="memitem:gadd5a973b98068ce9318ea2f96b5fa14c"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gadd5a973b98068ce9318ea2f96b5fa14c">MEMP_NUM_NETIFAPI_MSG</a>   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td></tr>
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<tr class="memitem:ga92b30aed958ec59334d936d4ca725418"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga92b30aed958ec59334d936d4ca725418">MEMP_NUM_PBUF</a>   16</td></tr>
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<tr class="memitem:ga379bf92ed322cda54cb701337421e0d3"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga379bf92ed322cda54cb701337421e0d3">MEMP_NUM_RAW_PCB</a>   4</td></tr>
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<tr class="memitem:ga169436c5860253b90e25bdba9fdcac86"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga169436c5860253b90e25bdba9fdcac86">MEMP_NUM_REASSDATA</a>   5</td></tr>
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<tr class="memitem:gacf9782dd26bf8a655044dc041a9de948"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gacf9782dd26bf8a655044dc041a9de948">MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA</a>   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td></tr>
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<tr class="memitem:ga4afbdca581a58d57bc7a81118a95327e"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga4afbdca581a58d57bc7a81118a95327e">MEMP_NUM_SYS_TIMEOUT</a>   (<a class="el" href="../../dd/da6/group__lwip__opts__tcp.html#gaa4ed98deb97b77c633cb8870f34c71e9">LWIP_TCP</a> + <a class="el" href="../../d6/dd7/group__lwip__opts__ipv4.html#ga1a31ab0e0f37b17d40fa7c35bc2c4f69">IP_REASSEMBLY</a> + <a class="el" href="../../dc/d98/group__lwip__opts__arp.html#ga9609a014bba4638cc191d6a8f9556c87">LWIP_ARP</a> + (2*<a class="el" href="../../d4/dc6/group__lwip__opts__dhcp.html#ga8a6ec62dc121064ac591b1fd8567bee9">LWIP_DHCP</a>) + <a class="el" href="../../dd/d2f/group__lwip__opts__autoip.html#gaaf1b3a089827223589baf1b7f4f57069">LWIP_AUTOIP</a> + <a class="el" href="../../d2/de7/group__lwip__opts__igmp.html#gadaf25915ae1fd69c0943ef68cbb38923">LWIP_IGMP</a> + <a class="el" href="../../d6/dbe/group__lwip__opts__dns.html#ga98710dd81446b7cb2daac736bae6f646">LWIP_DNS</a> + (<a class="el" href="../../db/dd1/ppp__opts_8h.html#a746c0ebaef5399987d53a1426eba6273">PPP_SUPPORT</a>*6*<a class="el" href="../../db/dd1/ppp__opts_8h.html#a6721ea95cbd6afd6968470c2423b6482">MEMP_NUM_PPP_PCB</a>) + (<a class="el" href="../../d9/dc3/group__lwip__opts__ipv6.html#ga872e3bb3fe2212156d66b18fccc9643f">LWIP_IPV6</a> ? (1 + <a class="el" href="../../d9/dc3/group__lwip__opts__ipv6.html#gad0ef160d72e63b02c5e875b06ec53864">LWIP_IPV6_REASS</a> + <a class="el" href="../../de/d40/group__lwip__opts__mld6.html#ga44d8f24eaebbc50221ac1336212a3528">LWIP_IPV6_MLD</a>) : 0))</td></tr>
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<tr class="memitem:ga73beecc19cfbc3114768f9b32b2cd70e"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga73beecc19cfbc3114768f9b32b2cd70e">MEMP_NUM_TCP_PCB</a>   5</td></tr>
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<tr class="memitem:ga04fba6a249123513271dccb4ec26aa5a"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga04fba6a249123513271dccb4ec26aa5a">MEMP_NUM_TCP_PCB_LISTEN</a>   8</td></tr>
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<tr class="memitem:gaa35fb3a1a76661e3ffb9722a57092de3"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gaa35fb3a1a76661e3ffb9722a57092de3">MEMP_NUM_TCP_SEG</a>   16</td></tr>
<tr class="separator:gaa35fb3a1a76661e3ffb9722a57092de3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gafbbfd6ce8536038cd00fa85bebae987c"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a>   8</td></tr>
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<tr class="memitem:gab089a7088439e726c3801ba9e249d831"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gab089a7088439e726c3801ba9e249d831">MEMP_NUM_TCPIP_MSG_INPKT</a>   8</td></tr>
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<tr class="memitem:ga2c416da481ab09bd1ba257b75a0707eb"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga2c416da481ab09bd1ba257b75a0707eb">MEMP_NUM_UDP_PCB</a>   4</td></tr>
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<tr class="memitem:ga50eaadc4cad0716410332691e382c38a"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d2/d78/group__lwip__opts__memp.html#ga50eaadc4cad0716410332691e382c38a">PBUF_POOL_SIZE</a>   16</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="ga5a95abf3610c56e7c23cb035eb9c3444"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga5a95abf3610c56e7c23cb035eb9c3444">◆ </a></span>MEMP_NUM_API_MSG</h2>
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<td class="memname">#define MEMP_NUM_API_MSG   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td>
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<p>MEMP_NUM_API_MSG: the number of concurrently active calls to various socket, netconn, and tcpip functions </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00462">462</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga087b00ea20a7edebcad33a1a1353a5d7">◆ </a></span>MEMP_NUM_ARP_QUEUE</h2>
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<td class="memname">#define MEMP_NUM_ARP_QUEUE   30</td>
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<p>MEMP_NUM_ARP_QUEUE: the number of simultaneously queued outgoing packets (pbufs) that are waiting for an ARP request (to resolve their destination address) to finish. (requires the ARP_QUEUEING option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00379">379</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga3b1f228c598529c62895ad04ff294980">◆ </a></span>MEMP_NUM_DNS_API_MSG</h2>
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<td class="memname">#define MEMP_NUM_DNS_API_MSG   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td>
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<p>MEMP_NUM_DNS_API_MSG: the number of concurrently active calls to netconn_gethostbyname </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00468">468</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga1f66051a654dcd7a4e19bc6aff240630">◆ </a></span>MEMP_NUM_FRAG_PBUF</h2>
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<td class="memname">#define MEMP_NUM_FRAG_PBUF   15</td>
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<p>MEMP_NUM_FRAG_PBUF: the number of IP fragments simultaneously sent (fragments, not whole packets!). This is only used with LWIP_NETIF_TX_SINGLE_PBUF==0 and only has to be > 1 with DMA-enabled MACs where the packet is not yet sent when netif->output returns. </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00369">369</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gab648ff95d8ffa4216b95f82a568a5d9a">◆ </a></span>MEMP_NUM_IGMP_GROUP</h2>
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<td class="memname">#define MEMP_NUM_IGMP_GROUP   8</td>
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<p>MEMP_NUM_IGMP_GROUP: The number of multicast groups whose network interfaces can be members at the same time (one per netif - allsystems group -, plus one per netif membership). (requires the LWIP_IGMP option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00389">389</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gaa9b0f949da12cbe8fe5f7aefc30290e0">◆ </a></span>MEMP_NUM_LOCALHOSTLIST</h2>
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<td class="memname">#define MEMP_NUM_LOCALHOSTLIST   1</td>
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<p>MEMP_NUM_LOCALHOSTLIST: the number of host entries in the local host list if DNS_LOCAL_HOSTLIST_IS_DYNAMIC==1. </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00448">448</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga5d99df65869ac101ed6a611fc85016be">◆ </a></span>MEMP_NUM_NETBUF</h2>
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<td class="memname">#define MEMP_NUM_NETBUF   2</td>
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<p>MEMP_NUM_NETBUF: the number of struct netbufs. (only needed if you use the sequential API, like <a class="el" href="../../da/d62/api__lib_8c.html">api_lib.c</a>) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00406">406</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gacb40bd726b7e15593b20a628d298f456">◆ </a></span>MEMP_NUM_NETCONN</h2>
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<td class="memname">#define MEMP_NUM_NETCONN   4</td>
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<p>MEMP_NUM_NETCONN: the number of struct netconns. (only needed if you use the sequential API, like <a class="el" href="../../da/d62/api__lib_8c.html">api_lib.c</a>) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00414">414</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga293bc22b60bf3f8e2520f60a88370e7a">◆ </a></span>MEMP_NUM_NETDB</h2>
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<td class="memname">#define MEMP_NUM_NETDB   1</td>
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<p>MEMP_NUM_NETDB: the number of concurrently running lwip_addrinfo() calls (before freeing the corresponding memory using lwip_freeaddrinfo()). </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00440">440</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<a id="gadd5a973b98068ce9318ea2f96b5fa14c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gadd5a973b98068ce9318ea2f96b5fa14c">◆ </a></span>MEMP_NUM_NETIFAPI_MSG</h2>
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<td class="memname">#define MEMP_NUM_NETIFAPI_MSG   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td>
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<p>MEMP_NUM_NETIFAPI_MSG: the number of concurrently active calls to the netifapi functions </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00482">482</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<a id="ga92b30aed958ec59334d936d4ca725418"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga92b30aed958ec59334d936d4ca725418">◆ </a></span>MEMP_NUM_PBUF</h2>
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<p>MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF). If the application sends a lot of data out of ROM (or other static memory), this should be set high. </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00309">309</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga379bf92ed322cda54cb701337421e0d3">◆ </a></span>MEMP_NUM_RAW_PCB</h2>
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<td class="memname">#define MEMP_NUM_RAW_PCB   4</td>
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<p>MEMP_NUM_RAW_PCB: Number of raw connection PCBs (requires the LWIP_RAW option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00317">317</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga169436c5860253b90e25bdba9fdcac86">◆ </a></span>MEMP_NUM_REASSDATA</h2>
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<td class="memname">#define MEMP_NUM_REASSDATA   5</td>
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<p>MEMP_NUM_REASSDATA: the number of IP packets simultaneously queued for reassembly (whole packets, not fragments!) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00358">358</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gacf9782dd26bf8a655044dc041a9de948">◆ </a></span>MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA</h2>
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<td class="memname">#define MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA   <a class="el" href="../../d2/d78/group__lwip__opts__memp.html#gafbbfd6ce8536038cd00fa85bebae987c">MEMP_NUM_TCPIP_MSG_API</a></td>
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<p>MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA: the number of concurrently active calls to getsockopt/setsockopt </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00475">475</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga4afbdca581a58d57bc7a81118a95327e">◆ </a></span>MEMP_NUM_SYS_TIMEOUT</h2>
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<td class="memname">#define MEMP_NUM_SYS_TIMEOUT   (<a class="el" href="../../dd/da6/group__lwip__opts__tcp.html#gaa4ed98deb97b77c633cb8870f34c71e9">LWIP_TCP</a> + <a class="el" href="../../d6/dd7/group__lwip__opts__ipv4.html#ga1a31ab0e0f37b17d40fa7c35bc2c4f69">IP_REASSEMBLY</a> + <a class="el" href="../../dc/d98/group__lwip__opts__arp.html#ga9609a014bba4638cc191d6a8f9556c87">LWIP_ARP</a> + (2*<a class="el" href="../../d4/dc6/group__lwip__opts__dhcp.html#ga8a6ec62dc121064ac591b1fd8567bee9">LWIP_DHCP</a>) + <a class="el" href="../../dd/d2f/group__lwip__opts__autoip.html#gaaf1b3a089827223589baf1b7f4f57069">LWIP_AUTOIP</a> + <a class="el" href="../../d2/de7/group__lwip__opts__igmp.html#gadaf25915ae1fd69c0943ef68cbb38923">LWIP_IGMP</a> + <a class="el" href="../../d6/dbe/group__lwip__opts__dns.html#ga98710dd81446b7cb2daac736bae6f646">LWIP_DNS</a> + (<a class="el" href="../../db/dd1/ppp__opts_8h.html#a746c0ebaef5399987d53a1426eba6273">PPP_SUPPORT</a>*6*<a class="el" href="../../db/dd1/ppp__opts_8h.html#a6721ea95cbd6afd6968470c2423b6482">MEMP_NUM_PPP_PCB</a>) + (<a class="el" href="../../d9/dc3/group__lwip__opts__ipv6.html#ga872e3bb3fe2212156d66b18fccc9643f">LWIP_IPV6</a> ? (1 + <a class="el" href="../../d9/dc3/group__lwip__opts__ipv6.html#gad0ef160d72e63b02c5e875b06ec53864">LWIP_IPV6_REASS</a> + <a class="el" href="../../de/d40/group__lwip__opts__mld6.html#ga44d8f24eaebbc50221ac1336212a3528">LWIP_IPV6_MLD</a>) : 0))</td>
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<p>MEMP_NUM_SYS_TIMEOUT: the number of simultaneously active timeouts. The default number of timeouts is calculated here for all enabled modules. The formula expects settings to be either '0' or '1'. </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00398">398</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga73beecc19cfbc3114768f9b32b2cd70e">◆ </a></span>MEMP_NUM_TCP_PCB</h2>
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<p>MEMP_NUM_TCP_PCB: the number of simultaneously active TCP connections. (requires the LWIP_TCP option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00334">334</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga04fba6a249123513271dccb4ec26aa5a">◆ </a></span>MEMP_NUM_TCP_PCB_LISTEN</h2>
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<p>MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections. (requires the LWIP_TCP option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00342">342</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gaa35fb3a1a76661e3ffb9722a57092de3">◆ </a></span>MEMP_NUM_TCP_SEG</h2>
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<p>MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments. (requires the LWIP_TCP option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00350">350</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gafbbfd6ce8536038cd00fa85bebae987c">◆ </a></span>MEMP_NUM_TCPIP_MSG_API</h2>
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<p>MEMP_NUM_TCPIP_MSG_API: the number of struct <a class="el" href="../../d4/de8/structtcpip__msg.html">tcpip_msg</a>, which are used for callback/timeout API communication. (only needed if you use <a class="el" href="../../d2/d55/tcpip_8c.html">tcpip.c</a>) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00423">423</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gab089a7088439e726c3801ba9e249d831">◆ </a></span>MEMP_NUM_TCPIP_MSG_INPKT</h2>
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<p>MEMP_NUM_TCPIP_MSG_INPKT: the number of struct <a class="el" href="../../d4/de8/structtcpip__msg.html">tcpip_msg</a>, which are used for incoming packets. (only needed if you use <a class="el" href="../../d2/d55/tcpip_8c.html">tcpip.c</a>) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00432">432</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga2c416da481ab09bd1ba257b75a0707eb">◆ </a></span>MEMP_NUM_UDP_PCB</h2>
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<td class="memname">#define MEMP_NUM_UDP_PCB   4</td>
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<p>MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One per active UDP "connection". (requires the LWIP_UDP option) </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00326">326</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga50eaadc4cad0716410332691e382c38a">◆ </a></span>PBUF_POOL_SIZE</h2>
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<td class="memname">#define PBUF_POOL_SIZE   16</td>
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<p>PBUF_POOL_SIZE: the number of buffers in the pbuf pool. </p>
<p class="definition">Definition at line <a class="el" href="../../dc/dba/opt_8h_source.html#l00455">455</a> of file <a class="el" href="../../dc/dba/opt_8h_source.html">opt.h</a>.</p>
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