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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><a href="files.html"><span>Files</span></a></li>
14 <li><a href="examples.html"><span>Examples</span></a></li>
16 <h1>telnetd.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span clas…
17 <a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2003, Adam Dunkels.</span>
18 <a name="l00003"></a>00003 <span class="comment"> * All rights reserved.</span>
19 <a name="l00004"></a>00004 <span class="comment"> *</span>
20 <a name="l00005"></a>00005 <span class="comment"> * Redistribution and use in source and binary for…
21 <a name="l00006"></a>00006 <span class="comment"> * modification, are permitted provided that the f…
22 <a name="l00007"></a>00007 <span class="comment"> * are met:</span>
23 <a name="l00008"></a>00008 <span class="comment"> * 1. Redistributions of source code must retain t…
24 <a name="l00009"></a>00009 <span class="comment"> * notice, this list of conditions and the foll…
25 <a name="l00010"></a>00010 <span class="comment"> * 2. Redistributions in binary form must reproduc…
26 <a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the foll…
27 <a name="l00012"></a>00012 <span class="comment"> * documentation and/or other materials provide…
28 <a name="l00013"></a>00013 <span class="comment"> * 3. The name of the author may not be used to en…
29 <a name="l00014"></a>00014 <span class="comment"> * products derived from this software without …
30 <a name="l00015"></a>00015 <span class="comment"> * written permission.</span>
31 <a name="l00016"></a>00016 <span class="comment"> *</span>
32 <a name="l00017"></a>00017 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS…
33 <a name="l00018"></a>00018 <span class="comment"> * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMIT…
34 <a name="l00019"></a>00019 <span class="comment"> * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A…
35 <a name="l00020"></a>00020 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR B…
36 <a name="l00021"></a>00021 <span class="comment"> * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLAR…
37 <a name="l00022"></a>00022 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCURE…
38 <a name="l00023"></a>00023 <span class="comment"> * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFIT…
39 <a name="l00024"></a>00024 <span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY …
40 <a name="l00025"></a>00025 <span class="comment"> * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT …
41 <a name="l00026"></a>00026 <span class="comment"> * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT…
42 <a name="l00027"></a>00027 <span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF…
43 <a name="l00028"></a>00028 <span class="comment"> *</span>
44 <a name="l00029"></a>00029 <span class="comment"> * This file is part of the uIP TCP/IP stack</span>
45 <a name="l00030"></a>00030 <span class="comment"> *</span>
46 <a name="l00031"></a>00031 <span class="comment"> * $Id: telnetd.c,v 1.2 2006/06/07 09:43:54 adam E…
47 <a name="l00032"></a>00032 <span class="comment"> *</span>
48 <a name="l00033"></a>00033 <span class="comment"> */</span>
49 <a name="l00034"></a>00034
50 <a name="l00035"></a>00035 <span class="preprocessor">#include "<a class="code" href="a00136.html">…
51 <a name="l00036"></a>00036 <span class="preprocessor">#include "telnetd.h"</span>
52 <a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="a00121.html">…
53 <a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="a00107.html">…
54 <a name="l00039"></a>00039
55 <a name="l00040"></a>00040 <span class="preprocessor">#include <string.h></span>
56 <a name="l00041"></a>00041
57 <a name="l00042"></a>00042 <span class="preprocessor">#define ISO_nl 0x0a</span>
58 <a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#define ISO…
59 <a name="l00044"></a>00044 <span class="preprocessor"></span>
60 <a name="l00045"></a>00045 <span class="keyword">struct </span>telnetd_line {
61 <a name="l00046"></a>00046 <span class="keywordtype">char</span> line[TELNETD_CONF_LINELEN];
62 <a name="l00047"></a>00047 };
63 <a name="l00048"></a>00048 <a name="a206"></a><a class="code" href="a00159.html#gf31774d02a69fd3f1c…
64 <a name="l00049"></a>00049
65 <a name="l00050"></a>00050 <span class="preprocessor">#define STATE_NORMAL 0</span>
66 <a name="l00051"></a>00051 <span class="preprocessor"></span><span class="preprocessor">#define STA…
67 <a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#define STA…
68 <a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#define STA…
69 <a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#define STA…
70 <a name="l00055"></a>00055 <span class="preprocessor"></span><span class="preprocessor">#define STA…
71 <a name="l00056"></a>00056 <span class="preprocessor"></span><span class="preprocessor">#define STA…
72 <a name="l00057"></a>00057 <span class="preprocessor"></span>
73 …a name="l00058"></a>00058 <span class="keyword">static</span> <span class="keyword">struct </span>…
74 <a name="l00059"></a>00059
75 <a name="l00060"></a>00060 <span class="preprocessor">#define TELNET_IAC 255</span>
76 <a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#define TEL…
77 <a name="l00062"></a>00062 <span class="preprocessor"></span><span class="preprocessor">#define TEL…
78 <a name="l00063"></a>00063 <span class="preprocessor"></span><span class="preprocessor">#define TEL…
79 <a name="l00064"></a>00064 <span class="preprocessor"></span><span class="preprocessor">#define TEL…
80 <a name="l00065"></a>00065 <span class="preprocessor"></span><span class="comment">/*--------------…
81 <a name="l00066"></a>00066 <span class="keyword">static</span> <span class="keywordtype">char</span…
82 <a name="l00067"></a>00067 alloc_line(<span class="keywordtype">void</span>)
83 <a name="l00068"></a>00068 {
84 …a name="l00069"></a>00069 <span class="keywordflow">return</span> <a name="a208"></a><a class="c…
85 <a name="l00070"></a>00070 }
86 <a name="l00071"></a>00071 <span class="comment">/*------------------------------------------------…
87 <a name="l00072"></a>00072 <span class="keyword">static</span> <span class="keywordtype">void</span>
88 <a name="l00073"></a>00073 dealloc_line(<span class="keywordtype">char</span> *line)
89 <a name="l00074"></a>00074 {
90 <a name="l00075"></a>00075 <a name="a209"></a><a class="code" href="a00159.html#gceb952d27de8125d…
91 <a name="l00076"></a>00076 }
92 <a name="l00077"></a>00077 <span class="comment">/*------------------------------------------------…
93 <a name="l00078"></a>00078 <span class="keywordtype">void</span>
94 <a name="l00079"></a>00079 <a name="a210"></a>shell_quit(<span class="keywordtype">char</span> *str)
95 <a name="l00080"></a>00080 {
96 <a name="l00081"></a>00081 s.<a name="a211"></a><a class="code" href="a00086.html#41bf109b6a45328…
97 <a name="l00082"></a>00082 }
98 <a name="l00083"></a>00083 <span class="comment">/*------------------------------------------------…
99 <a name="l00084"></a>00084 <span class="keyword">static</span> <span class="keywordtype">void</span>
100 <a name="l00085"></a>00085 sendline(<span class="keywordtype">char</span> *line)
101 <a name="l00086"></a>00086 {
102 <a name="l00087"></a>00087 <span class="keyword">static</span> <span class="keywordtype">unsigned…
103 <a name="l00088"></a>00088
104 <a name="l00089"></a>00089 <span class="keywordflow">for</span>(i = 0; i < TELNETD_CONF_NUMLIN…
105 …a name="l00090"></a>00090 <span class="keywordflow">if</span>(s.<a name="a212"></a><a class="c…
106 <a name="l00091"></a>00091 s.<a class="code" href="a00086.html#cca775e46d4405b7775b328f7694f7…
107 <a name="l00092"></a>00092 <span class="keywordflow">break</span>;
108 <a name="l00093"></a>00093 }
109 <a name="l00094"></a>00094 }
110 <a name="l00095"></a>00095 <span class="keywordflow">if</span>(i == TELNETD_CONF_NUMLINES) {
111 <a name="l00096"></a>00096 dealloc_line(line);
112 <a name="l00097"></a>00097 }
113 <a name="l00098"></a>00098 }
114 <a name="l00099"></a>00099 <span class="comment">/*------------------------------------------------…
115 <a name="l00100"></a>00100 <span class="keywordtype">void</span>
116 <a name="l00101"></a>00101 <a name="a214"></a>shell_prompt(<span class="keywordtype">char</span> *s…
117 <a name="l00102"></a>00102 {
118 <a name="l00103"></a>00103 <span class="keywordtype">char</span> *line;
119 <a name="l00104"></a>00104 line = alloc_line();
120 <a name="l00105"></a>00105 <span class="keywordflow">if</span>(line != <a class="code" href="a001…
121 <a name="l00106"></a>00106 strncpy(line, str, TELNETD_CONF_LINELEN);
122 <a name="l00107"></a>00107 <span class="comment">/* petsciiconv_toascii(line, TELNETD_CONF_L…
123 <a name="l00108"></a>00108 sendline(line);
124 <a name="l00109"></a>00109 }
125 <a name="l00110"></a>00110 }
126 <a name="l00111"></a>00111 <span class="comment">/*------------------------------------------------…
127 <a name="l00112"></a>00112 <span class="keywordtype">void</span>
128 <a name="l00113"></a>00113 <a name="a215"></a>shell_output(<span class="keywordtype">char</span> *s…
129 <a name="l00114"></a>00114 {
130 <a name="l00115"></a>00115 <span class="keyword">static</span> <span class="keywordtype">unsigned…
131 <a name="l00116"></a>00116 <span class="keywordtype">char</span> *line;
132 <a name="l00117"></a>00117
133 <a name="l00118"></a>00118 line = alloc_line();
134 <a name="l00119"></a>00119 <span class="keywordflow">if</span>(line != <a class="code" href="a001…
135 <a name="l00120"></a>00120 len = strlen(str1);
136 <a name="l00121"></a>00121 strncpy(line, str1, TELNETD_CONF_LINELEN);
137 <a name="l00122"></a>00122 <span class="keywordflow">if</span>(len < TELNETD_CONF_LINELEN) {
138 <a name="l00123"></a>00123 strncpy(line + len, str2, TELNETD_CONF_LINELEN - len);
139 <a name="l00124"></a>00124 }
140 <a name="l00125"></a>00125 len = strlen(line);
141 <a name="l00126"></a>00126 <span class="keywordflow">if</span>(len < TELNETD_CONF_LINELEN - …
142 <a name="l00127"></a>00127 line[len] = <a name="a216"></a><a class="code" href="a00161.html#g…
143 <a name="l00128"></a>00128 line[len+1] = <a name="a217"></a><a class="code" href="a00161.html…
144 <a name="l00129"></a>00129 line[len+2] = 0;
145 <a name="l00130"></a>00130 }
146 <a name="l00131"></a>00131 <span class="comment">/* petsciiconv_toascii(line, TELNETD_CONF_L…
147 <a name="l00132"></a>00132 sendline(line);
148 <a name="l00133"></a>00133 }
149 <a name="l00134"></a>00134 }
150 <a name="l00135"></a>00135 <span class="comment">/*------------------------------------------------…
151 <a name="l00136"></a>00136 <span class="keywordtype">void</span>
152 <a name="l00137"></a>00137 telnetd_init(<span class="keywordtype">void</span>)
153 <a name="l00138"></a>00138 {
154 …a name="l00139"></a>00139 <a name="a218"></a><a class="code" href="a00147.html#gdd1ab3704ecd4900…
155 <a name="l00140"></a>00140 <a name="a220"></a><a class="code" href="a00159.html#gd58a6c7e62ae59bf…
156 <a name="l00141"></a>00141 <a name="a221"></a><a class="code" href="a00107.html#69b075ef7e4d7bcf5…
157 <a name="l00142"></a>00142 }
158 <a name="l00143"></a>00143 <span class="comment">/*------------------------------------------------…
159 <a name="l00144"></a>00144 <span class="keyword">static</span> <span class="keywordtype">void</span>
160 <a name="l00145"></a>00145 acked(<span class="keywordtype">void</span>)
161 <a name="l00146"></a>00146 {
162 <a name="l00147"></a>00147 <span class="keyword">static</span> <span class="keywordtype">unsigned…
163 <a name="l00148"></a>00148
164 …a name="l00149"></a>00149 <span class="keywordflow">while</span>(s.<a name="a222"></a><a class="…
165 <a name="l00150"></a>00150 dealloc_line(s.<a class="code" href="a00086.html#cca775e46d4405b7775…
166 <a name="l00151"></a>00151 <span class="keywordflow">for</span>(i = 1; i < TELNETD_CONF_NUML…
167 …a name="l00152"></a>00152 s.<a class="code" href="a00086.html#cca775e46d4405b7775b328f7694f7…
168 <a name="l00153"></a>00153 }
169 …a name="l00154"></a>00154 s.<a class="code" href="a00086.html#cca775e46d4405b7775b328f7694f7e7…
170 <a name="l00155"></a>00155 --s.<a class="code" href="a00086.html#d85fc90c30d1fc37c63c4844be5fe0…
171 <a name="l00156"></a>00156 }
172 <a name="l00157"></a>00157 }
173 <a name="l00158"></a>00158 <span class="comment">/*------------------------------------------------…
174 <a name="l00159"></a>00159 <span class="keyword">static</span> <span class="keywordtype">void</span>
175 <a name="l00160"></a>00160 senddata(<span class="keywordtype">void</span>)
176 <a name="l00161"></a>00161 {
177 …a name="l00162"></a>00162 <span class="keyword">static</span> <span class="keywordtype">char</sp…
178 <a name="l00163"></a>00163 <span class="keyword">static</span> <span class="keywordtype">int</spa…
179 <a name="l00164"></a>00164
180 <a name="l00165"></a>00165 bufptr = <a name="a224"></a><a class="code" href="a00150.html#g561b8ed…
181 <a name="l00166"></a>00166 buflen = 0;
182 …a name="l00167"></a>00167 <span class="keywordflow">for</span>(s.<a class="code" href="a00086.ht…
183 …a name="l00168"></a>00168 s.<a class="code" href="a00086.html#cca775e46d4405b7775b328f7694…
184 …a name="l00169"></a>00169 lineptr = s.<a class="code" href="a00086.html#cca775e46d4405b7775b32…
185 <a name="l00170"></a>00170 linelen = strlen(lineptr);
186 <a name="l00171"></a>00171 <span class="keywordflow">if</span>(linelen > TELNETD_CONF_LINELE…
187 <a name="l00172"></a>00172 linelen = TELNETD_CONF_LINELEN;
188 <a name="l00173"></a>00173 }
189 …a name="l00174"></a>00174 <span class="keywordflow">if</span>(buflen + linelen < <a name="a…
190 <a name="l00175"></a>00175 memcpy(bufptr, lineptr, linelen);
191 <a name="l00176"></a>00176 bufptr += linelen;
192 <a name="l00177"></a>00177 buflen += linelen;
193 <a name="l00178"></a>00178 } <span class="keywordflow">else</span> {
194 <a name="l00179"></a>00179 <span class="keywordflow">break</span>;
195 <a name="l00180"></a>00180 }
196 <a name="l00181"></a>00181 }
197 …a name="l00182"></a>00182 <a name="a226"></a><a class="code" href="a00147.html#g04b053a623aac7cd…
198 <a name="l00183"></a>00183 }
199 <a name="l00184"></a>00184 <span class="comment">/*------------------------------------------------…
200 <a name="l00185"></a>00185 <span class="keyword">static</span> <span class="keywordtype">void</span>
201 <a name="l00186"></a>00186 closed(<span class="keywordtype">void</span>)
202 <a name="l00187"></a>00187 {
203 <a name="l00188"></a>00188 <span class="keyword">static</span> <span class="keywordtype">unsigned…
204 <a name="l00189"></a>00189
205 <a name="l00190"></a>00190 <span class="keywordflow">for</span>(i = 0; i < TELNETD_CONF_NUMLIN…
206 …a name="l00191"></a>00191 <span class="keywordflow">if</span>(s.<a class="code" href="a00086.h…
207 <a name="l00192"></a>00192 dealloc_line(s.<a class="code" href="a00086.html#cca775e46d4405b77…
208 <a name="l00193"></a>00193 }
209 <a name="l00194"></a>00194 }
210 <a name="l00195"></a>00195 }
211 <a name="l00196"></a>00196 <span class="comment">/*------------------------------------------------…
212 <a name="l00197"></a>00197 <span class="keyword">static</span> <span class="keywordtype">void</span>
213 <a name="l00198"></a>00198 get_char(<a name="a227"></a><a class="code" href="a00153.html#g4caecabca…
214 <a name="l00199"></a>00199 {
215 <a name="l00200"></a>00200 <span class="keywordflow">if</span>(c == <a class="code" href="a00161.…
216 <a name="l00201"></a>00201 <span class="keywordflow">return</span>;
217 <a name="l00202"></a>00202 }
218 <a name="l00203"></a>00203
219 …a name="l00204"></a>00204 s.<a name="a228"></a><a class="code" href="a00086.html#54a466311575a72…
220 …a name="l00205"></a>00205 <span class="keywordflow">if</span>(s.<a class="code" href="a00086.htm…
221 …a name="l00206"></a>00206 s.<a class="code" href="a00086.html#5eced097547fd3fac4ba2a255493d92…
222 <a name="l00207"></a>00207 <span class="keywordflow">if</span>(s.<a class="code" href="a00086.h…
223 …a name="l00208"></a>00208 s.<a class="code" href="a00086.html#54a466311575a727830a92a6c3621c…
224 <a name="l00209"></a>00209 <span class="comment">/* petsciiconv_topetscii(s.buf, TELNETD…
225 <a name="l00210"></a>00210 }
226 …a name="l00211"></a>00211 <a name="a229"></a><a class="code" href="a00107.html#86beee1f69d05b1…
227 <a name="l00212"></a>00212 s.<a class="code" href="a00086.html#5eced097547fd3fac4ba2a255493d921…
228 <a name="l00213"></a>00213 } <span class="keywordflow">else</span> {
229 <a name="l00214"></a>00214 ++s.<a class="code" href="a00086.html#5eced097547fd3fac4ba2a255493d9…
230 <a name="l00215"></a>00215 }
231 <a name="l00216"></a>00216 }
232 <a name="l00217"></a>00217 <span class="comment">/*------------------------------------------------…
233 <a name="l00218"></a>00218 <span class="keyword">static</span> <span class="keywordtype">void</span>
234 …a name="l00219"></a>00219 sendopt(<a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4c…
235 <a name="l00220"></a>00220 {
236 <a name="l00221"></a>00221 <span class="keywordtype">char</span> *line;
237 <a name="l00222"></a>00222 line = alloc_line();
238 <a name="l00223"></a>00223 <span class="keywordflow">if</span>(line != <a class="code" href="a001…
239 <a name="l00224"></a>00224 line[0] = TELNET_IAC;
240 <a name="l00225"></a>00225 line[1] = option;
241 <a name="l00226"></a>00226 line[2] = value;
242 <a name="l00227"></a>00227 line[3] = 0;
243 <a name="l00228"></a>00228 sendline(line);
244 <a name="l00229"></a>00229 }
245 <a name="l00230"></a>00230 }
246 <a name="l00231"></a>00231 <span class="comment">/*------------------------------------------------…
247 <a name="l00232"></a>00232 <span class="keyword">static</span> <span class="keywordtype">void</span>
248 <a name="l00233"></a>00233 newdata(<span class="keywordtype">void</span>)
249 <a name="l00234"></a>00234 {
250 <a name="l00235"></a>00235 <a name="a230"></a><a class="code" href="a00153.html#g77570ac4fcab8686…
251 <a name="l00236"></a>00236 <a class="code" href="a00153.html#g4caecabca98b43919dd11be1c0d4cd8e">u…
252 <a name="l00237"></a>00237 <span class="keywordtype">char</span> *dataptr;
253 <a name="l00238"></a>00238
254 <a name="l00239"></a>00239
255 <a name="l00240"></a>00240 len = <a name="a231"></a><a class="code" href="a00147.html#g1a1bc437c0…
256 …a name="l00241"></a>00241 dataptr = (<span class="keywordtype">char</span> *)<a class="code" hre…
257 <a name="l00242"></a>00242
258 …a name="l00243"></a>00243 <span class="keywordflow">while</span>(len > 0 && s.<a clas…
259 <a name="l00244"></a>00244 c = *dataptr;
260 <a name="l00245"></a>00245 ++dataptr;
261 <a name="l00246"></a>00246 --len;
262 <a name="l00247"></a>00247 <span class="keywordflow">switch</span>(s.<a class="code" href="a000…
263 <a name="l00248"></a>00248 <span class="keywordflow">case</span> STATE_IAC:
264 <a name="l00249"></a>00249 <span class="keywordflow">if</span>(c == TELNET_IAC) {
265 <a name="l00250"></a>00250 get_char(c);
266 <a name="l00251"></a>00251 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563…
267 <a name="l00252"></a>00252 } <span class="keywordflow">else</span> {
268 <a name="l00253"></a>00253 <span class="keywordflow">switch</span>(c) {
269 <a name="l00254"></a>00254 <span class="keywordflow">case</span> TELNET_WILL:
270 <a name="l00255"></a>00255 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a765…
271 <a name="l00256"></a>00256 <span class="keywordflow">break</span>;
272 <a name="l00257"></a>00257 <span class="keywordflow">case</span> TELNET_WONT:
273 <a name="l00258"></a>00258 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a765…
274 <a name="l00259"></a>00259 <span class="keywordflow">break</span>;
275 <a name="l00260"></a>00260 <span class="keywordflow">case</span> TELNET_DO:
276 <a name="l00261"></a>00261 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a765…
277 <a name="l00262"></a>00262 <span class="keywordflow">break</span>;
278 <a name="l00263"></a>00263 <span class="keywordflow">case</span> TELNET_DONT:
279 <a name="l00264"></a>00264 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a765…
280 <a name="l00265"></a>00265 <span class="keywordflow">break</span>;
281 <a name="l00266"></a>00266 <span class="keywordflow">default</span>:
282 <a name="l00267"></a>00267 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a765…
283 <a name="l00268"></a>00268 <span class="keywordflow">break</span>;
284 <a name="l00269"></a>00269 }
285 <a name="l00270"></a>00270 }
286 <a name="l00271"></a>00271 <span class="keywordflow">break</span>;
287 <a name="l00272"></a>00272 <span class="keywordflow">case</span> STATE_WILL:
288 <a name="l00273"></a>00273 <span class="comment">/* Reply with a DONT */</span>
289 <a name="l00274"></a>00274 sendopt(TELNET_DONT, c);
290 <a name="l00275"></a>00275 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563fb…
291 <a name="l00276"></a>00276 <span class="keywordflow">break</span>;
292 <a name="l00277"></a>00277
293 <a name="l00278"></a>00278 <span class="keywordflow">case</span> STATE_WONT:
294 <a name="l00279"></a>00279 <span class="comment">/* Reply with a DONT */</span>
295 <a name="l00280"></a>00280 sendopt(TELNET_DONT, c);
296 <a name="l00281"></a>00281 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563fb…
297 <a name="l00282"></a>00282 <span class="keywordflow">break</span>;
298 <a name="l00283"></a>00283 <span class="keywordflow">case</span> STATE_DO:
299 <a name="l00284"></a>00284 <span class="comment">/* Reply with a WONT */</span>
300 <a name="l00285"></a>00285 sendopt(TELNET_WONT, c);
301 <a name="l00286"></a>00286 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563fb…
302 <a name="l00287"></a>00287 <span class="keywordflow">break</span>;
303 <a name="l00288"></a>00288 <span class="keywordflow">case</span> STATE_DONT:
304 <a name="l00289"></a>00289 <span class="comment">/* Reply with a WONT */</span>
305 <a name="l00290"></a>00290 sendopt(TELNET_WONT, c);
306 <a name="l00291"></a>00291 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563fb…
307 <a name="l00292"></a>00292 <span class="keywordflow">break</span>;
308 <a name="l00293"></a>00293 <span class="keywordflow">case</span> STATE_NORMAL:
309 <a name="l00294"></a>00294 <span class="keywordflow">if</span>(c == TELNET_IAC) {
310 <a name="l00295"></a>00295 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563…
311 <a name="l00296"></a>00296 } <span class="keywordflow">else</span> {
312 <a name="l00297"></a>00297 get_char(c);
313 <a name="l00298"></a>00298 }
314 <a name="l00299"></a>00299 <span class="keywordflow">break</span>;
315 <a name="l00300"></a>00300 }
316 <a name="l00301"></a>00301
317 <a name="l00302"></a>00302
318 <a name="l00303"></a>00303 }
319 <a name="l00304"></a>00304
320 <a name="l00305"></a>00305 }
321 <a name="l00306"></a>00306 <span class="comment">/*------------------------------------------------…
322 <a name="l00307"></a>00307 <span class="keywordtype">void</span>
323 <a name="l00308"></a>00308 telnetd_appcall(<span class="keywordtype">void</span>)
324 <a name="l00309"></a>00309 {
325 <a name="l00310"></a>00310 <span class="keyword">static</span> <span class="keywordtype">unsigned…
326 …a name="l00311"></a>00311 <span class="keywordflow">if</span>(<a name="a232"></a><a class="code"…
327 <a name="l00312"></a>00312 <span class="comment">/* tcp_markconn(uip_conn, &s);*/</span>
328 <a name="l00313"></a>00313 <span class="keywordflow">for</span>(i = 0; i < TELNETD_CONF_NUML…
329 …a name="l00314"></a>00314 s.<a class="code" href="a00086.html#cca775e46d4405b7775b328f7694f7…
330 <a name="l00315"></a>00315 }
331 <a name="l00316"></a>00316 s.<a class="code" href="a00086.html#5eced097547fd3fac4ba2a255493d921…
332 <a name="l00317"></a>00317 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563fb6c…
333 <a name="l00318"></a>00318
334 <a name="l00319"></a>00319 <a name="a233"></a><a class="code" href="a00107.html#d1f18f739da7703…
335 <a name="l00320"></a>00320 }
336 <a name="l00321"></a>00321
337 <a name="l00322"></a>00322 <span class="keywordflow">if</span>(s.<a class="code" href="a00086.htm…
338 <a name="l00323"></a>00323 s.<a class="code" href="a00086.html#41bf109b6a45328d5744c0a76563fb6c…
339 <a name="l00324"></a>00324 <a name="a234"></a><a class="code" href="a00147.html#g61db1dcb7c760e…
340 <a name="l00325"></a>00325 <span class="keywordflow">return</span>;
341 <a name="l00326"></a>00326 }
342 <a name="l00327"></a>00327
343 …a name="l00328"></a>00328 <span class="keywordflow">if</span>(<a name="a235"></a><a class="code"…
344 <a name="l00329"></a>00329 <a name="a236"></a><a class="code" href="a00147.html#gfbd5fc486dfdf…
345 <a name="l00330"></a>00330 <a name="a237"></a><a class="code" href="a00147.html#g7b2ac4b18bd2a…
346 <a name="l00331"></a>00331 closed();
347 <a name="l00332"></a>00332 }
348 <a name="l00333"></a>00333
349 …a name="l00334"></a>00334 <span class="keywordflow">if</span>(<a name="a238"></a><a class="code"…
350 <a name="l00335"></a>00335 acked();
351 <a name="l00336"></a>00336 }
352 <a name="l00337"></a>00337
353 …a name="l00338"></a>00338 <span class="keywordflow">if</span>(<a name="a239"></a><a class="code"…
354 <a name="l00339"></a>00339 newdata();
355 <a name="l00340"></a>00340 }
356 <a name="l00341"></a>00341
357 …a name="l00342"></a>00342 <span class="keywordflow">if</span>(<a name="a240"></a><a class="code"…
358 <a name="l00343"></a>00343 <a class="code" href="a00147.html#g26a14b8dae3f861830af9e7cf1e03725…
359 <a name="l00344"></a>00344 <a class="code" href="a00147.html#gde6634974418e3240c212b9b16864368…
360 <a name="l00345"></a>00345 <a class="code" href="a00147.html#gdb971fb1525d0c5002f52125b05f3218…
361 <a name="l00346"></a>00346 <a name="a241"></a><a class="code" href="a00147.html#g58bb90796c1cd…
362 <a name="l00347"></a>00347 senddata();
363 <a name="l00348"></a>00348 }
364 <a name="l00349"></a>00349 }
365 <a name="l00350"></a>00350 <span class="comment">/*------------------------------------------------…
367 <a href="http://www.doxygen.org/index.html">
368 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address>