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10 <li><a href="main.html"><span>Main Page</span></a></li>
11 <li><a href="modules.html"><span>Modules</span></a></li>
12 <li><a href="classes.html"><span>Data Structures</span></a></li>
13 <li id="current"><a href="files.html"><span>Files</span></a></li>
14 <li><a href="examples.html"><span>Examples</span></a></li>
18 <li><a href="files.html"><span>File List</span></a></li>
19 <li><a href="globals.html"><span>Globals</span></a></li>
21 <h1>apps/dhcpc/dhcpc.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <…
22 <a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2005, Swedish Institute of Comput…
23 <a name="l00003"></a>00003 <span class="comment"> * All rights reserved.</span>
24 <a name="l00004"></a>00004 <span class="comment"> *</span>
25 <a name="l00005"></a>00005 <span class="comment"> * Redistribution and use in source and binary for…
26 <a name="l00006"></a>00006 <span class="comment"> * modification, are permitted provided that the f…
27 <a name="l00007"></a>00007 <span class="comment"> * are met:</span>
28 <a name="l00008"></a>00008 <span class="comment"> * 1. Redistributions of source code must retain t…
29 <a name="l00009"></a>00009 <span class="comment"> * notice, this list of conditions and the foll…
30 <a name="l00010"></a>00010 <span class="comment"> * 2. Redistributions in binary form must reproduc…
31 <a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the foll…
32 <a name="l00012"></a>00012 <span class="comment"> * documentation and/or other materials provide…
33 <a name="l00013"></a>00013 <span class="comment"> * 3. Neither the name of the Institute nor the na…
34 <a name="l00014"></a>00014 <span class="comment"> * may be used to endorse or promote products d…
35 <a name="l00015"></a>00015 <span class="comment"> * without specific prior written permission.</…
36 <a name="l00016"></a>00016 <span class="comment"> *</span>
37 <a name="l00017"></a>00017 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND …
38 <a name="l00018"></a>00018 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, B…
39 <a name="l00019"></a>00019 <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNE…
40 <a name="l00020"></a>00020 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUT…
41 <a name="l00021"></a>00021 <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, …
42 <a name="l00022"></a>00022 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCURE…
43 <a name="l00023"></a>00023 <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR …
44 <a name="l00024"></a>00024 <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, …
45 <a name="l00025"></a>00025 <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH…
46 <a name="l00026"></a>00026 <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISE…
47 <a name="l00027"></a>00027 <span class="comment"> * SUCH DAMAGE.</span>
48 <a name="l00028"></a>00028 <span class="comment"> *</span>
49 <a name="l00029"></a>00029 <span class="comment"> * This file is part of the uIP TCP/IP stack</span>
50 <a name="l00030"></a>00030 <span class="comment"> *</span>
51 <a name="l00031"></a>00031 <span class="comment"> * @(#)$Id: dhcpc.c,v 1.2 2006/06/11 21:46:37 adam…
52 <a name="l00032"></a>00032 <span class="comment"> */</span>
53 <a name="l00033"></a>00033
54 <a name="l00034"></a>00034 <span class="preprocessor">#include <stdio.h></span>
55 <a name="l00035"></a>00035 <span class="preprocessor">#include <string.h></span>
56 <a name="l00036"></a>00036
57 <a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="a00136.html">…
58 <a name="l00038"></a>00038 <span class="preprocessor">#include "dhcpc.h"</span>
59 <a name="l00039"></a>00039 <span class="preprocessor">#include "<a class="code" href="a00130.html">…
60 <a name="l00040"></a>00040 <span class="preprocessor">#include "<a class="code" href="a00128.html">…
61 <a name="l00041"></a>00041
62 <a name="l00042"></a>00042 <span class="preprocessor">#define STATE_INITIAL 0</span>
63 <a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#define STA…
64 <a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor">#define STA…
65 <a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define STA…
66 <a name="l00046"></a>00046 <span class="preprocessor"></span>
67 <a name="l00047"></a>00047 <span class="keyword">static</span> <span class="keyword">struct </span>…
68 <a name="l00048"></a>00048
69 <a name="l00049"></a>00049 <span class="keyword">struct </span>dhcp_msg {
70 <a name="l00050"></a>00050 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
71 <a name="l00051"></a>00051 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
72 <a name="l00052"></a>00052 <a class="code" href="a00153.html#g77570ac4fcab86864fa1916e55676da2">u…
73 <a name="l00053"></a>00053 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
74 <a name="l00054"></a>00054 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
75 <a name="l00055"></a>00055 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
76 <a name="l00056"></a>00056 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
77 <a name="l00057"></a>00057 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
78 <a name="l00058"></a>00058 <span class="preprocessor">#ifndef UIP_CONF_DHCP_LIGHT</span>
79 <a name="l00059"></a>00059 <span class="preprocessor"></span> <a class="code" href="a00153.html#g4…
80 <a name="l00060"></a>00060 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
81 <a name="l00061"></a>00061 <span class="preprocessor">#endif</span>
82 <a name="l00062"></a>00062 <span class="preprocessor"></span> <a class="code" href="a00153.html#g4…
83 <a name="l00063"></a>00063 };
84 <a name="l00064"></a>00064
85 <a name="l00065"></a>00065 <span class="preprocessor">#define BOOTP_BROADCAST 0x8000</span>
86 <a name="l00066"></a>00066 <span class="preprocessor"></span>
87 <a name="l00067"></a>00067 <span class="preprocessor">#define DHCP_REQUEST 1</span>
88 <a name="l00068"></a>00068 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
89 <a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
90 <a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
91 <a name="l00071"></a>00071 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
92 <a name="l00072"></a>00072 <span class="preprocessor"></span>
93 <a name="l00073"></a>00073 <span class="preprocessor">#define DHCPC_SERVER_PORT 67</span>
94 <a name="l00074"></a>00074 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
95 <a name="l00075"></a>00075 <span class="preprocessor"></span>
96 <a name="l00076"></a>00076 <span class="preprocessor">#define DHCPDISCOVER 1</span>
97 <a name="l00077"></a>00077 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
98 <a name="l00078"></a>00078 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
99 <a name="l00079"></a>00079 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
100 <a name="l00080"></a>00080 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
101 <a name="l00081"></a>00081 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
102 <a name="l00082"></a>00082 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
103 <a name="l00083"></a>00083 <span class="preprocessor"></span>
104 <a name="l00084"></a>00084 <span class="preprocessor">#define DHCP_OPTION_SUBNET_MASK 1</span>
105 <a name="l00085"></a>00085 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
106 <a name="l00086"></a>00086 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
107 <a name="l00087"></a>00087 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
108 <a name="l00088"></a>00088 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
109 <a name="l00089"></a>00089 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
110 <a name="l00090"></a>00090 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
111 <a name="l00091"></a>00091 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
112 <a name="l00092"></a>00092 <span class="preprocessor"></span><span class="preprocessor">#define DHC…
113 <a name="l00093"></a>00093 <span class="preprocessor"></span>
114 …a name="l00094"></a>00094 <span class="keyword">static</span> <span class="keyword">const</span> <…
115 …a name="l00095"></a>00095 <span class="keyword">static</span> <span class="keyword">const</span> <…
116 <a name="l00096"></a>00096 <span class="comment">/*------------------------------------------------…
117 <a name="l00097"></a>00097 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
118 …a name="l00098"></a>00098 add_msg_type(<a class="code" href="a00153.html#g4caecabca98b43919dd11be1…
119 <a name="l00099"></a>00099 {
120 <a name="l00100"></a>00100 *optptr++ = DHCP_OPTION_MSG_TYPE;
121 <a name="l00101"></a>00101 *optptr++ = 1;
122 <a name="l00102"></a>00102 *optptr++ = type;
123 <a name="l00103"></a>00103 <span class="keywordflow">return</span> optptr;
124 <a name="l00104"></a>00104 }
125 <a name="l00105"></a>00105 <span class="comment">/*------------------------------------------------…
126 <a name="l00106"></a>00106 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
127 <a name="l00107"></a>00107 add_server_id(<a class="code" href="a00153.html#g4caecabca98b43919dd11be…
128 <a name="l00108"></a>00108 {
129 <a name="l00109"></a>00109 *optptr++ = DHCP_OPTION_SERVER_ID;
130 <a name="l00110"></a>00110 *optptr++ = 4;
131 <a name="l00111"></a>00111 memcpy(optptr, s.<a class="code" href="a00077.html#564bab93ef6a268a5de…
132 <a name="l00112"></a>00112 <span class="keywordflow">return</span> optptr + 4;
133 <a name="l00113"></a>00113 }
134 <a name="l00114"></a>00114 <span class="comment">/*------------------------------------------------…
135 <a name="l00115"></a>00115 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
136 <a name="l00116"></a>00116 add_req_ipaddr(<a class="code" href="a00153.html#g4caecabca98b43919dd11b…
137 <a name="l00117"></a>00117 {
138 <a name="l00118"></a>00118 *optptr++ = DHCP_OPTION_REQ_IPADDR;
139 <a name="l00119"></a>00119 *optptr++ = 4;
140 <a name="l00120"></a>00120 memcpy(optptr, s.<a class="code" href="a00077.html#1d2f2751b0865045486…
141 <a name="l00121"></a>00121 <span class="keywordflow">return</span> optptr + 4;
142 <a name="l00122"></a>00122 }
143 <a name="l00123"></a>00123 <span class="comment">/*------------------------------------------------…
144 <a name="l00124"></a>00124 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
145 <a name="l00125"></a>00125 add_req_options(<a class="code" href="a00153.html#g4caecabca98b43919dd11…
146 <a name="l00126"></a>00126 {
147 <a name="l00127"></a>00127 *optptr++ = DHCP_OPTION_REQ_LIST;
148 <a name="l00128"></a>00128 *optptr++ = 3;
149 <a name="l00129"></a>00129 *optptr++ = DHCP_OPTION_SUBNET_MASK;
150 <a name="l00130"></a>00130 *optptr++ = DHCP_OPTION_ROUTER;
151 <a name="l00131"></a>00131 *optptr++ = DHCP_OPTION_DNS_SERVER;
152 <a name="l00132"></a>00132 <span class="keywordflow">return</span> optptr;
153 <a name="l00133"></a>00133 }
154 <a name="l00134"></a>00134 <span class="comment">/*------------------------------------------------…
155 <a name="l00135"></a>00135 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
156 <a name="l00136"></a>00136 add_end(<a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4c…
157 <a name="l00137"></a>00137 {
158 <a name="l00138"></a>00138 *optptr++ = DHCP_OPTION_END;
159 <a name="l00139"></a>00139 <span class="keywordflow">return</span> optptr;
160 <a name="l00140"></a>00140 }
161 <a name="l00141"></a>00141 <span class="comment">/*------------------------------------------------…
162 <a name="l00142"></a>00142 <span class="keyword">static</span> <span class="keywordtype">void</span>
163 <a name="l00143"></a>00143 create_msg(<span class="keyword">register</span> <span class="keyword">s…
164 <a name="l00144"></a>00144 {
165 <a name="l00145"></a>00145 m->op = DHCP_REQUEST;
166 <a name="l00146"></a>00146 m->htype = DHCP_HTYPE_ETHERNET;
167 <a name="l00147"></a>00147 m->hlen = s.<a class="code" href="a00077.html#5361ef75bfbdb469b5cc3…
168 <a name="l00148"></a>00148 m->hops = 0;
169 <a name="l00149"></a>00149 memcpy(m->xid, xid, <span class="keyword">sizeof</span>(m->xid));
170 <a name="l00150"></a>00150 m->secs = 0;
171 <a name="l00151"></a>00151 m->flags = <a class="code" href="a00148.html#g69a7a4951ff21b3022675…
172 <a name="l00152"></a>00152 <span class="comment">/* uip_ipaddr_copy(m->ciaddr, uip_hostaddr);…
173 <a name="l00153"></a>00153 memcpy(m->ciaddr, <a class="code" href="a00150.html#g7d3673f52f5846…
174 <a name="l00154"></a>00154 memset(m->yiaddr, 0, <span class="keyword">sizeof</span>(m->yiad…
175 <a name="l00155"></a>00155 memset(m->siaddr, 0, <span class="keyword">sizeof</span>(m->siad…
176 <a name="l00156"></a>00156 memset(m->giaddr, 0, <span class="keyword">sizeof</span>(m->giad…
177 …a name="l00157"></a>00157 memcpy(m->chaddr, s.<a class="code" href="a00077.html#2391bb18db5f6…
178 …a name="l00158"></a>00158 memset(&m->chaddr[s.<a class="code" href="a00077.html#5361ef75b…
179 <a name="l00159"></a>00159 <span class="preprocessor">#ifndef UIP_CONF_DHCP_LIGHT</span>
180 <a name="l00160"></a>00160 <span class="preprocessor"></span> memset(m->sname, 0, <span class="…
181 <a name="l00161"></a>00161 memset(m->file, 0, <span class="keyword">sizeof</span>(m->file));
182 <a name="l00162"></a>00162 <span class="preprocessor">#endif</span>
183 <a name="l00163"></a>00163 <span class="preprocessor"></span>
184 <a name="l00164"></a>00164 memcpy(m->options, magic_cookie, <span class="keyword">sizeof</span…
185 <a name="l00165"></a>00165 }
186 <a name="l00166"></a>00166 <span class="comment">/*------------------------------------------------…
187 <a name="l00167"></a>00167 <span class="keyword">static</span> <span class="keywordtype">void</span>
188 <a name="l00168"></a>00168 send_discover(<span class="keywordtype">void</span>)
189 <a name="l00169"></a>00169 {
190 <a name="l00170"></a>00170 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
191 …a name="l00171"></a>00171 <span class="keyword">struct </span>dhcp_msg *m = (<span class="keywor…
192 <a name="l00172"></a>00172
193 <a name="l00173"></a>00173 create_msg(m);
194 <a name="l00174"></a>00174
195 <a name="l00175"></a>00175 end = add_msg_type(&m->options[4], DHCPDISCOVER);
196 <a name="l00176"></a>00176 end = add_req_options(end);
197 <a name="l00177"></a>00177 end = add_end(end);
198 <a name="l00178"></a>00178
199 …a name="l00179"></a>00179 <a class="code" href="a00147.html#g04b053a623aac7cd4195157d470661b3">u…
200 <a name="l00180"></a>00180 }
201 <a name="l00181"></a>00181 <span class="comment">/*------------------------------------------------…
202 <a name="l00182"></a>00182 <span class="keyword">static</span> <span class="keywordtype">void</span>
203 <a name="l00183"></a>00183 send_request(<span class="keywordtype">void</span>)
204 <a name="l00184"></a>00184 {
205 <a name="l00185"></a>00185 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
206 …a name="l00186"></a>00186 <span class="keyword">struct </span>dhcp_msg *m = (<span class="keywor…
207 <a name="l00187"></a>00187
208 <a name="l00188"></a>00188 create_msg(m);
209 <a name="l00189"></a>00189
210 <a name="l00190"></a>00190 end = add_msg_type(&m->options[4], DHCPREQUEST);
211 <a name="l00191"></a>00191 end = add_server_id(end);
212 <a name="l00192"></a>00192 end = add_req_ipaddr(end);
213 <a name="l00193"></a>00193 end = add_end(end);
214 <a name="l00194"></a>00194
215 …a name="l00195"></a>00195 <a class="code" href="a00147.html#g04b053a623aac7cd4195157d470661b3">u…
216 <a name="l00196"></a>00196 }
217 <a name="l00197"></a>00197 <span class="comment">/*------------------------------------------------…
218 <a name="l00198"></a>00198 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
219 <a name="l00199"></a>00199 parse_options(<a class="code" href="a00153.html#g4caecabca98b43919dd11be…
220 <a name="l00200"></a>00200 {
221 <a name="l00201"></a>00201 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
222 <a name="l00202"></a>00202 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
223 <a name="l00203"></a>00203
224 <a name="l00204"></a>00204 <span class="keywordflow">while</span>(optptr < end) {
225 <a name="l00205"></a>00205 <span class="keywordflow">switch</span>(*optptr) {
226 <a name="l00206"></a>00206 <span class="keywordflow">case</span> DHCP_OPTION_SUBNET_MASK:
227 <a name="l00207"></a>00207 memcpy(s.<a class="code" href="a00077.html#20541305548441e5dcb2e1e…
228 <a name="l00208"></a>00208 <span class="keywordflow">break</span>;
229 <a name="l00209"></a>00209 <span class="keywordflow">case</span> DHCP_OPTION_ROUTER:
230 <a name="l00210"></a>00210 memcpy(s.<a class="code" href="a00077.html#5e16ca335dfd7394527f602…
231 <a name="l00211"></a>00211 <span class="keywordflow">break</span>;
232 <a name="l00212"></a>00212 <span class="keywordflow">case</span> DHCP_OPTION_DNS_SERVER:
233 <a name="l00213"></a>00213 memcpy(s.<a class="code" href="a00077.html#27df2817055bc099821d96e…
234 <a name="l00214"></a>00214 <span class="keywordflow">break</span>;
235 <a name="l00215"></a>00215 <span class="keywordflow">case</span> DHCP_OPTION_MSG_TYPE:
236 <a name="l00216"></a>00216 type = *(optptr + 2);
237 <a name="l00217"></a>00217 <span class="keywordflow">break</span>;
238 <a name="l00218"></a>00218 <span class="keywordflow">case</span> DHCP_OPTION_SERVER_ID:
239 <a name="l00219"></a>00219 memcpy(s.<a class="code" href="a00077.html#564bab93ef6a268a5de2fab…
240 <a name="l00220"></a>00220 <span class="keywordflow">break</span>;
241 <a name="l00221"></a>00221 <span class="keywordflow">case</span> DHCP_OPTION_LEASE_TIME:
242 <a name="l00222"></a>00222 memcpy(s.<a class="code" href="a00077.html#7a520a57d7d0541524f34a7…
243 <a name="l00223"></a>00223 <span class="keywordflow">break</span>;
244 <a name="l00224"></a>00224 <span class="keywordflow">case</span> DHCP_OPTION_END:
245 <a name="l00225"></a>00225 <span class="keywordflow">return</span> type;
246 <a name="l00226"></a>00226 }
247 <a name="l00227"></a>00227
248 <a name="l00228"></a>00228 optptr += optptr[1] + 2;
249 <a name="l00229"></a>00229 }
250 <a name="l00230"></a>00230 <span class="keywordflow">return</span> type;
251 <a name="l00231"></a>00231 }
252 <a name="l00232"></a>00232 <span class="comment">/*------------------------------------------------…
253 <a name="l00233"></a>00233 <span class="keyword">static</span> <a class="code" href="a00153.html#g4…
254 <a name="l00234"></a>00234 parse_msg(<span class="keywordtype">void</span>)
255 <a name="l00235"></a>00235 {
256 …a name="l00236"></a>00236 <span class="keyword">struct </span>dhcp_msg *m = (<span class="keywor…
257 <a name="l00237"></a>00237
258 <a name="l00238"></a>00238 <span class="keywordflow">if</span>(m->op == DHCP_REPLY &&
259 <a name="l00239"></a>00239 memcmp(m->xid, xid, <span class="keyword">sizeof</span>(xid)) ==…
260 …a name="l00240"></a>00240 memcmp(m->chaddr, s.<a class="code" href="a00077.html#2391bb18db…
261 <a name="l00241"></a>00241 memcpy(s.<a class="code" href="a00077.html#1d2f2751b0865045486c9aa59…
262 …a name="l00242"></a>00242 <span class="keywordflow">return</span> parse_options(&m->opt…
263 <a name="l00243"></a>00243 }
264 <a name="l00244"></a>00244 <span class="keywordflow">return</span> 0;
265 <a name="l00245"></a>00245 }
266 <a name="l00246"></a>00246 <span class="comment">/*------------------------------------------------…
267 <a name="l00247"></a>00247 <span class="keyword">static</span>
268 <a name="l00248"></a>00248 <a class="code" href="a00142.html#g3d4c8bd4aada659eb34f5d2ffd3e7901">PT_…
269 <a name="l00249"></a>00249 {
270 …a name="l00250"></a>00250 <a class="code" href="a00142.html#g2ffbb9e554e08a343ae2f9de4bedfdfc">P…
271 <a name="l00251"></a>00251
272 <a name="l00252"></a>00252 <span class="comment">/* try_again:*/</span>
273 <a name="l00253"></a>00253 s.<a class="code" href="a00077.html#e0b137a3875ad12a99e5e3e0e177fd12">…
274 …a name="l00254"></a>00254 s.<a class="code" href="a00077.html#e707c39412e09d3a47f0b3c5dad33725">…
275 <a name="l00255"></a>00255
276 <a name="l00256"></a>00256 <span class="keywordflow">do</span> {
277 <a name="l00257"></a>00257 send_discover();
278 …a name="l00258"></a>00258 <a class="code" href="a00156.html#g6614d96fdfcd95c95ec6e6f63071ff51"…
279 …a name="l00259"></a>00259 <a class="code" href="a00142.html#g99e43010ec61327164466aa2d902de45"…
280 <a name="l00260"></a>00260
281 <a name="l00261"></a>00261 <span class="keywordflow">if</span>(<a class="code" href="a00147.htm…
282 <a name="l00262"></a>00262 s.<a class="code" href="a00077.html#e0b137a3875ad12a99e5e3e0e177fd…
283 <a name="l00263"></a>00263 <span class="keywordflow">break</span>;
284 <a name="l00264"></a>00264 }
285 <a name="l00265"></a>00265
286 …a name="l00266"></a>00266 <span class="keywordflow">if</span>(s.<a class="code" href="a00077.h…
287 <a name="l00267"></a>00267 s.<a class="code" href="a00077.html#e707c39412e09d3a47f0b3c5dad337…
288 <a name="l00268"></a>00268 }
289 <a name="l00269"></a>00269 } <span class="keywordflow">while</span>(s.<a class="code" href="a0007…
290 <a name="l00270"></a>00270
291 …a name="l00271"></a>00271 s.<a class="code" href="a00077.html#e707c39412e09d3a47f0b3c5dad33725">…
292 <a name="l00272"></a>00272
293 <a name="l00273"></a>00273 <span class="keywordflow">do</span> {
294 <a name="l00274"></a>00274 send_request();
295 …a name="l00275"></a>00275 <a class="code" href="a00156.html#g6614d96fdfcd95c95ec6e6f63071ff51"…
296 …a name="l00276"></a>00276 <a class="code" href="a00142.html#g99e43010ec61327164466aa2d902de45"…
297 <a name="l00277"></a>00277
298 <a name="l00278"></a>00278 <span class="keywordflow">if</span>(<a class="code" href="a00147.htm…
299 <a name="l00279"></a>00279 s.<a class="code" href="a00077.html#e0b137a3875ad12a99e5e3e0e177fd…
300 <a name="l00280"></a>00280 <span class="keywordflow">break</span>;
301 <a name="l00281"></a>00281 }
302 <a name="l00282"></a>00282
303 …a name="l00283"></a>00283 <span class="keywordflow">if</span>(s.<a class="code" href="a00077.h…
304 …a name="l00284"></a>00284 s.<a class="code" href="a00077.html#e707c39412e09d3a47f0b3c5dad337…
305 <a name="l00285"></a>00285 } <span class="keywordflow">else</span> {
306 …a name="l00286"></a>00286 <a class="code" href="a00142.html#gcd3ac045f0a4ae63412e3b3d8780e8a…
307 <a name="l00287"></a>00287 }
308 <a name="l00288"></a>00288 } <span class="keywordflow">while</span>(s.<a class="code" href="a0007…
309 <a name="l00289"></a>00289
310 <a name="l00290"></a>00290 <span class="preprocessor">#if 0</span>
311 <a name="l00291"></a>00291 <span class="preprocessor"></span> printf(<span class="stringliteral">"…
312 …a name="l00292"></a>00292 <a class="code" href="a00148.html#g22fa0681cd463191d7a01fe85d86…
313 …a name="l00293"></a>00293 <a class="code" href="a00148.html#ge23534479ead15af8ff08ace26a4…
314 <a name="l00294"></a>00294 printf(<span class="stringliteral">"Got netmask %d.%d.%d.%d\n"</span>,
315 …a name="l00295"></a>00295 <a class="code" href="a00148.html#g22fa0681cd463191d7a01fe85d86…
316 …a name="l00296"></a>00296 <a class="code" href="a00148.html#ge23534479ead15af8ff08ace26a4…
317 <a name="l00297"></a>00297 printf(<span class="stringliteral">"Got DNS server %d.%d.%d.%d\n"</spa…
318 …a name="l00298"></a>00298 <a class="code" href="a00148.html#g22fa0681cd463191d7a01fe85d86…
319 …a name="l00299"></a>00299 <a class="code" href="a00148.html#ge23534479ead15af8ff08ace26a4…
320 <a name="l00300"></a>00300 printf(<span class="stringliteral">"Got default router %d.%d.%d.%d\n"<…
321 …a name="l00301"></a>00301 <a class="code" href="a00148.html#g22fa0681cd463191d7a01fe85d86…
322 …a name="l00302"></a>00302 <a class="code" href="a00148.html#ge23534479ead15af8ff08ace26a4…
323 <a name="l00303"></a>00303 printf(<span class="stringliteral">"Lease expires in %ld seconds\n"</s…
324 …a name="l00304"></a>00304 <a class="code" href="a00148.html#g118e9d76568ab81ad97f138d4ea1…
325 <a name="l00305"></a>00305 <span class="preprocessor">#endif</span>
326 <a name="l00306"></a>00306 <span class="preprocessor"></span>
327 <a name="l00307"></a>00307 dhcpc_configured(&s);
328 <a name="l00308"></a>00308
329 <a name="l00309"></a>00309 <span class="comment">/* timer_stop(&s.timer);*/</span>
330 <a name="l00310"></a>00310
331 <a name="l00311"></a>00311 <span class="comment">/*</span>
332 <a name="l00312"></a>00312 <span class="comment"> * PT_END restarts the thread so we do this inst…
333 <a name="l00313"></a>00313 <span class="comment"> * should reacquire expired leases here.</span>
334 <a name="l00314"></a>00314 <span class="comment"> */</span>
335 <a name="l00315"></a>00315 <span class="keywordflow">while</span>(1) {
336 …a name="l00316"></a>00316 <a class="code" href="a00142.html#g155cba6121323726d02c00284428fed6"…
337 <a name="l00317"></a>00317 }
338 <a name="l00318"></a>00318
339 …a name="l00319"></a>00319 <a class="code" href="a00142.html#g7b04a0035bef29d905496c23bae066d2">P…
340 <a name="l00320"></a>00320 }
341 <a name="l00321"></a>00321 <span class="comment">/*------------------------------------------------…
342 <a name="l00322"></a>00322 <span class="keywordtype">void</span>
343 <a name="l00323"></a>00323 dhcpc_init(<span class="keyword">const</span> <span class="keywordtype">…
344 <a name="l00324"></a>00324 {
345 <a name="l00325"></a>00325 <a class="code" href="a00150.html#g1ef35301f43a5bbb9f89f07b5a36b9a0">u…
346 <a name="l00326"></a>00326
347 <a name="l00327"></a>00327 s.<a class="code" href="a00077.html#2391bb18db5f620e0e9fb848ae5ba5e9">…
348 <a name="l00328"></a>00328 s.<a class="code" href="a00077.html#5361ef75bfbdb469b5cc31f0060a2670">…
349 <a name="l00329"></a>00329
350 <a name="l00330"></a>00330 s.<a class="code" href="a00077.html#e0b137a3875ad12a99e5e3e0e177fd12">…
351 <a name="l00331"></a>00331 <a class="code" href="a00148.html#g87f0b54ade0d159fba495089128a4932">u…
352 …a name="l00332"></a>00332 s.<a class="code" href="a00077.html#cfd36e02c7498d766ff802575e981612">…
353 …a name="l00333"></a>00333 <span class="keywordflow">if</span>(s.<a class="code" href="a00077.htm…
354 …a name="l00334"></a>00334 <a class="code" href="a00147.html#ga20812098a4663c8a9fc4ce8e95391b6"…
355 <a name="l00335"></a>00335 }
356 …a name="l00336"></a>00336 <a class="code" href="a00142.html#ge6bae7dc0225468c8a5ac269df549892">P…
357 <a name="l00337"></a>00337 }
358 <a name="l00338"></a>00338 <span class="comment">/*------------------------------------------------…
359 <a name="l00339"></a>00339 <span class="keywordtype">void</span>
360 <a name="l00340"></a>00340 dhcpc_appcall(<span class="keywordtype">void</span>)
361 <a name="l00341"></a>00341 {
362 <a name="l00342"></a>00342 handle_dhcp();
363 <a name="l00343"></a>00343 }
364 <a name="l00344"></a>00344 <span class="comment">/*------------------------------------------------…
365 <a name="l00345"></a>00345 <span class="keywordtype">void</span>
366 <a name="l00346"></a>00346 dhcpc_request(<span class="keywordtype">void</span>)
367 <a name="l00347"></a>00347 {
368 <a name="l00348"></a>00348 <a class="code" href="a00153.html#g77570ac4fcab86864fa1916e55676da2">u…
369 <a name="l00349"></a>00349
370 <a name="l00350"></a>00350 <span class="keywordflow">if</span>(s.<a class="code" href="a00077.htm…
371 <a name="l00351"></a>00351 <a class="code" href="a00148.html#g87f0b54ade0d159fba495089128a4932"…
372 <a name="l00352"></a>00352 <a class="code" href="a00144.html#g12b467f314489259dd718228d0827a51"…
373 <a name="l00353"></a>00353 <span class="comment">/* handle_dhcp(PROCESS_EVENT_NONE, NULL);*/…
374 <a name="l00354"></a>00354 }
375 <a name="l00355"></a>00355 }
376 <a name="l00356"></a>00356 <span class="comment">/*------------------------------------------------…
378 <a href="http://www.doxygen.org/index.html">
379 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address>