a00205.html

uip-1.0,give everyone who want.

<a name="l00066"></a><a class="code" href="a00090.html#c9273cc1fcdaeeddc523ca9f34977e06">00066</a>   <a class="code" href="a00153.html#g77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="a00090.html#c9273cc1fcdaeeddc523ca9f34977e06">type</a>;
<a name="l00067"></a>00067 };
<a name="l00068"></a>00068 
<a name="l00069"></a><a class="code" href="a00152.html#g3e1562e8a6de32268e5df92a52152f91">00069</a> <span class="preprocessor">#define UIP_ETHTYPE_ARP 0x0806</span>
<a name="l00070"></a><a class="code" href="a00152.html#g03d140db75de3d3cdfbbab1c4fed8d8d">00070</a> <span class="preprocessor"></span><span class="preprocessor">#define UIP_ETHTYPE_IP  0x0800</span>
<a name="l00071"></a><a class="code" href="a00152.html#gbb558f3a9b1ec015e83c314aba694e35">00071</a> <span class="preprocessor"></span><span class="preprocessor">#define UIP_ETHTYPE_IP6 0x86dd</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span>
<a name="l00073"></a>00073 
<a name="l00074"></a>00074 <span class="comment">/* The uip_arp_init() function must be called before any of the other</span>
<a name="l00075"></a>00075 <span class="comment">   ARP functions. */</span>
<a name="l00076"></a>00076 <span class="keywordtype">void</span> <a class="code" href="a00152.html#g2d9d28afa353f662b9bb5234fc419f72">uip_arp_init</a>(<span class="keywordtype">void</span>);
<a name="l00077"></a>00077 
<a name="l00078"></a>00078 <span class="comment">/* The uip_arp_ipin() function should be called whenever an IP packet</span>
<a name="l00079"></a>00079 <span class="comment">   arrives from the Ethernet. This function refreshes the ARP table or</span>
<a name="l00080"></a>00080 <span class="comment">   inserts a new mapping if none exists. The function assumes that an</span>
<a name="l00081"></a>00081 <span class="comment">   IP packet with an Ethernet header is present in the uip_buf buffer</span>
<a name="l00082"></a>00082 <span class="comment">   and that the length of the packet is in the uip_len variable. */</span>
<a name="l00083"></a>00083 <span class="comment">/*void uip_arp_ipin(void);*/</span>
<a name="l00084"></a><a class="code" href="a00152.html#g737337d6a51e31b236c8233d024138a8">00084</a> <span class="preprocessor">#define uip_arp_ipin()</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span>
<a name="l00086"></a>00086 <span class="comment">/* The uip_arp_arpin() should be called when an ARP packet is received</span>
<a name="l00087"></a>00087 <span class="comment">   by the Ethernet driver. This function also assumes that the</span>
<a name="l00088"></a>00088 <span class="comment">   Ethernet frame is present in the uip_buf buffer. When the</span>
<a name="l00089"></a>00089 <span class="comment">   uip_arp_arpin() function returns, the contents of the uip_buf</span>
<a name="l00090"></a>00090 <span class="comment">   buffer should be sent out on the Ethernet if the uip_len variable</span>
<a name="l00091"></a>00091 <span class="comment">   is &gt; 0. */</span>
<a name="l00092"></a>00092 <span class="keywordtype">void</span> <a class="code" href="a00152.html#g902c4a360134096224bc2655f623aa5f">uip_arp_arpin</a>(<span class="keywordtype">void</span>);
<a name="l00093"></a>00093 
<a name="l00094"></a>00094 <span class="comment">/* The uip_arp_out() function should be called when an IP packet</span>
<a name="l00095"></a>00095 <span class="comment">   should be sent out on the Ethernet. This function creates an</span>
<a name="l00096"></a>00096 <span class="comment">   Ethernet header before the IP header in the uip_buf buffer. The</span>
<a name="l00097"></a>00097 <span class="comment">   Ethernet header will have the correct Ethernet MAC destination</span>
<a name="l00098"></a>00098 <span class="comment">   address filled in if an ARP table entry for the destination IP</span>
<a name="l00099"></a>00099 <span class="comment">   address (or the IP address of the default router) is present. If no</span>
<a name="l00100"></a>00100 <span class="comment">   such table entry is found, the IP packet is overwritten with an ARP</span>
<a name="l00101"></a>00101 <span class="comment">   request and we rely on TCP to retransmit the packet that was</span>
<a name="l00102"></a>00102 <span class="comment">   overwritten. In any case, the uip_len variable holds the length of</span>
<a name="l00103"></a>00103 <span class="comment">   the Ethernet frame that should be transmitted. */</span>
<a name="l00104"></a>00104 <span class="keywordtype">void</span> <a class="code" href="a00152.html#g54b27e45df15e10a0eb1a3e3a91417d2">uip_arp_out</a>(<span class="keywordtype">void</span>);
<a name="l00105"></a>00105 
<a name="l00106"></a>00106 <span class="comment">/* The uip_arp_timer() function should be called every ten seconds. It</span>
<a name="l00107"></a>00107 <span class="comment">   is responsible for flushing old entries in the ARP table. */</span>
<a name="l00108"></a>00108 <span class="keywordtype">void</span> <a class="code" href="a00152.html#g058a8e6025f67b021862281f1911fcef">uip_arp_timer</a>(<span class="keywordtype">void</span>);
<a name="l00109"></a>00109 <span class="comment"></span>
<a name="l00110"></a>00110 <span class="comment">/** @} */</span>
<a name="l00111"></a>00111 <span class="comment"></span>
<a name="l00112"></a>00112 <span class="comment">/**</span>
<a name="l00113"></a>00113 <span class="comment"> * \addtogroup uipconffunc</span>
<a name="l00114"></a>00114 <span class="comment"> * @{</span>
<a name="l00115"></a>00115 <span class="comment"> */</span>
<a name="l00116"></a>00116 
<a name="l00117"></a>00117 <span class="comment"></span>
<a name="l00118"></a>00118 <span class="comment">/**</span>
<a name="l00119"></a>00119 <span class="comment"> * Specifiy the Ethernet MAC address.</span>
<a name="l00120"></a>00120 <span class="comment"> *</span>
<a name="l00121"></a>00121 <span class="comment"> * The ARP code needs to know the MAC address of the Ethernet card in</span>
<a name="l00122"></a>00122 <span class="comment"> * order to be able to respond to ARP queries and to generate working</span>
<a name="l00123"></a>00123 <span class="comment"> * Ethernet headers.</span>
<a name="l00124"></a>00124 <span class="comment"> *</span>
<a name="l00125"></a>00125 <span class="comment"> * \note This macro only specifies the Ethernet MAC address to the ARP</span>
<a name="l00126"></a>00126 <span class="comment"> * code. It cannot be used to change the MAC address of the Ethernet</span>
<a name="l00127"></a>00127 <span class="comment"> * card.</span>
<a name="l00128"></a>00128 <span class="comment"> *</span>
<a name="l00129"></a>00129 <span class="comment"> * \param eaddr A pointer to a struct uip_eth_addr containing the</span>
<a name="l00130"></a>00130 <span class="comment"> * Ethernet MAC address of the Ethernet card.</span>
<a name="l00131"></a>00131 <span class="comment"> *</span>
<a name="l00132"></a>00132 <span class="comment"> * \hideinitializer</span>
<a name="l00133"></a>00133 <span class="comment"> */</span>
<a name="l00134"></a><a class="code" href="a00144.html#g30e827f33eacff55ecb4d8fb5a11d5d1">00134</a> <span class="preprocessor">#define uip_setethaddr(eaddr) do {uip_ethaddr.addr[0] = eaddr.addr[0]; \</span>
<a name="l00135"></a>00135 <span class="preprocessor">                              uip_ethaddr.addr[1] = eaddr.addr[1];\</span>
<a name="l00136"></a>00136 <span class="preprocessor">                              uip_ethaddr.addr[2] = eaddr.addr[2];\</span>
<a name="l00137"></a>00137 <span class="preprocessor">                              uip_ethaddr.addr[3] = eaddr.addr[3];\</span>
<a name="l00138"></a>00138 <span class="preprocessor">                              uip_ethaddr.addr[4] = eaddr.addr[4];\</span>
<a name="l00139"></a>00139 <span class="preprocessor">                              uip_ethaddr.addr[5] = eaddr.addr[5];} while(0)</span>
<a name="l00140"></a>00140 <span class="preprocessor"></span><span class="comment"></span>
<a name="l00141"></a>00141 <span class="comment">/** @} */</span><span class="comment"></span>
<a name="l00142"></a>00142 <span class="comment">/** @} */</span>
<a name="l00143"></a>00143 
<a name="l00144"></a>00144 <span class="preprocessor">#endif </span><span class="comment">/* __UIP_ARP_H__ */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Jun 12 10:23:01 2006 for uIP 1.0 by&nbsp;
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address>
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