xref: /openbsd-src/usr.sbin/dhcpd/tables.c (revision 0b7734b3d77bb9b21afec6f4621cae6c805dbd45)
1 /*	$OpenBSD: tables.c,v 1.12 2016/02/06 23:50:10 krw Exp $	*/
2 
3 /* Tables of information... */
4 
5 /*
6  * Copyright (c) 1995, 1996 The Internet Software Consortium.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. Neither the name of The Internet Software Consortium nor the names
19  *    of its contributors may be used to endorse or promote products derived
20  *    from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
23  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
24  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26  * DISCLAIMED.  IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
27  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
30  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
31  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
32  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
33  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  * This software has been written for the Internet Software Consortium
37  * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
38  * Enterprises.  To learn more about the Internet Software Consortium,
39  * see ``http://www.vix.com/isc''.  To learn more about Vixie
40  * Enterprises, see ``http://www.vix.com''.
41  */
42 
43 #include <sys/types.h>
44 #include <sys/socket.h>
45 
46 #include <net/if.h>
47 
48 #include <netinet/in.h>
49 
50 #include <stdio.h>
51 
52 #include "dhcp.h"
53 #include "tree.h"
54 #include "dhcpd.h"
55 
56 /*
57  * DHCP Option names, formats and codes, from RFC1533.
58  *
59  * Format codes:
60  *
61  * e - end of data
62  * I - IP address
63  * l - 32-bit signed integer
64  * L - 32-bit unsigned integer
65  * s - 16-bit signed integer
66  * S - 16-bit unsigned integer
67  * b - 8-bit signed integer
68  * B - 8-bit unsigned integer
69  * t - ASCII text
70  * f - flag (true or false)
71  * A - array of whatever precedes (e.g., IA means array of IP addresses)
72  */
73 
74 struct universe dhcp_universe;
75 struct option dhcp_options[256] = {
76 	{ "pad", "",					&dhcp_universe, 0 },
77 	{ "subnet-mask", "I",				&dhcp_universe, 1 },
78 	{ "time-offset", "l",				&dhcp_universe, 2 },
79 	{ "routers", "IA",				&dhcp_universe, 3 },
80 	{ "time-servers", "IA",				&dhcp_universe, 4 },
81 	{ "ien116-name-servers", "IA",			&dhcp_universe, 5 },
82 	{ "domain-name-servers", "IA",			&dhcp_universe, 6 },
83 	{ "log-servers", "IA",				&dhcp_universe, 7 },
84 	{ "cookie-servers", "IA",			&dhcp_universe, 8 },
85 	{ "lpr-servers", "IA",				&dhcp_universe, 9 },
86 	{ "impress-servers", "IA",			&dhcp_universe, 10 },
87 	{ "resource-location-servers", "IA",		&dhcp_universe, 11 },
88 	{ "host-name", "X",				&dhcp_universe, 12 },
89 	{ "boot-size", "S",				&dhcp_universe, 13 },
90 	{ "merit-dump", "t",				&dhcp_universe, 14 },
91 	{ "domain-name", "t",				&dhcp_universe, 15 },
92 	{ "swap-server", "I",				&dhcp_universe, 16 },
93 	{ "root-path", "t",				&dhcp_universe, 17 },
94 	{ "extensions-path", "t",			&dhcp_universe, 18 },
95 	{ "ip-forwarding", "f",				&dhcp_universe, 19 },
96 	{ "non-local-source-routing", "f",		&dhcp_universe, 20 },
97 	{ "policy-filter", "IIA",			&dhcp_universe, 21 },
98 	{ "max-dgram-reassembly", "S",			&dhcp_universe, 22 },
99 	{ "default-ip-ttl", "B",			&dhcp_universe, 23 },
100 	{ "path-mtu-aging-timeout", "L",		&dhcp_universe, 24 },
101 	{ "path-mtu-plateau-table", "SA",		&dhcp_universe, 25 },
102 	{ "interface-mtu", "S",				&dhcp_universe, 26 },
103 	{ "all-subnets-local", "f",			&dhcp_universe, 27 },
104 	{ "broadcast-address", "I",			&dhcp_universe, 28 },
105 	{ "perform-mask-discovery", "f",		&dhcp_universe, 29 },
106 	{ "mask-supplier", "f",				&dhcp_universe, 30 },
107 	{ "router-discovery", "f",			&dhcp_universe, 31 },
108 	{ "router-solicitation-address", "I",		&dhcp_universe, 32 },
109 	{ "static-routes", "IIA",			&dhcp_universe, 33 },
110 	{ "trailer-encapsulation", "f",			&dhcp_universe, 34 },
111 	{ "arp-cache-timeout", "L",			&dhcp_universe, 35 },
112 	{ "ieee802-3-encapsulation", "f",		&dhcp_universe, 36 },
113 	{ "default-tcp-ttl", "B",			&dhcp_universe, 37 },
114 	{ "tcp-keepalive-interval", "L",		&dhcp_universe, 38 },
115 	{ "tcp-keepalive-garbage", "f",			&dhcp_universe, 39 },
116 	{ "nis-domain", "t",				&dhcp_universe, 40 },
117 	{ "nis-servers", "IA",				&dhcp_universe, 41 },
118 	{ "ntp-servers", "IA",				&dhcp_universe, 42 },
119 	{ "vendor-encapsulated-options", "X",		&dhcp_universe, 43 },
120 	{ "netbios-name-servers", "IA",			&dhcp_universe, 44 },
121 	{ "netbios-dd-server", "IA",			&dhcp_universe, 45 },
122 	{ "netbios-node-type", "B",			&dhcp_universe, 46 },
123 	{ "netbios-scope", "t",				&dhcp_universe, 47 },
124 	{ "font-servers", "IA",				&dhcp_universe, 48 },
125 	{ "x-display-manager", "IA",			&dhcp_universe, 49 },
126 	{ "dhcp-requested-address", "I",		&dhcp_universe, 50 },
127 	{ "dhcp-lease-time", "L",			&dhcp_universe, 51 },
128 	{ "dhcp-option-overload", "B",			&dhcp_universe, 52 },
129 	{ "dhcp-message-type", "B",			&dhcp_universe, 53 },
130 	{ "dhcp-server-identifier", "I",		&dhcp_universe, 54 },
131 	{ "dhcp-parameter-request-list", "BA",		&dhcp_universe, 55 },
132 	{ "dhcp-message", "t",				&dhcp_universe, 56 },
133 	{ "dhcp-max-message-size", "S",			&dhcp_universe, 57 },
134 	{ "dhcp-renewal-time", "L",			&dhcp_universe, 58 },
135 	{ "dhcp-rebinding-time", "L",			&dhcp_universe, 59 },
136 	{ "dhcp-class-identifier", "t",			&dhcp_universe, 60 },
137 	{ "dhcp-client-identifier", "X",		&dhcp_universe, 61 },
138 	{ "option-62", "X",				&dhcp_universe, 62 },
139 	{ "option-63", "X",				&dhcp_universe, 63 },
140 	{ "nisplus-domain", "t",			&dhcp_universe, 64 },
141 	{ "nisplus-servers", "IA",			&dhcp_universe, 65 },
142 	{ "tftp-server-name", "t",			&dhcp_universe, 66 },
143 	{ "bootfile-name", "t",				&dhcp_universe, 67 },
144 	{ "mobile-ip-home-agent", "IA",			&dhcp_universe, 68 },
145 	{ "smtp-server", "IA",				&dhcp_universe, 69 },
146 	{ "pop-server", "IA",				&dhcp_universe, 70 },
147 	{ "nntp-server", "IA",				&dhcp_universe, 71 },
148 	{ "www-server", "IA",				&dhcp_universe, 72 },
149 	{ "finger-server", "IA",			&dhcp_universe, 73 },
150 	{ "irc-server", "IA",				&dhcp_universe, 74 },
151 	{ "streettalk-server", "IA",			&dhcp_universe, 75 },
152 	{ "streettalk-directory-assistance-server", "IA", &dhcp_universe, 76 },
153 	{ "user-class", "t",				&dhcp_universe, 77 },
154 	{ "option-78", "X",				&dhcp_universe, 78 },
155 	{ "option-79", "X",				&dhcp_universe, 79 },
156 	{ "option-80", "X",				&dhcp_universe, 80 },
157 	{ "option-81", "X",				&dhcp_universe, 81 },
158 	{ "relay-agent-information", "X",		&dhcp_universe, 82 },
159 	{ "option-83", "X",				&dhcp_universe, 83 },
160 	{ "option-84", "X",				&dhcp_universe, 84 },
161 	{ "nds-servers", "IA",				&dhcp_universe, 85 },
162 	{ "nds-tree-name", "X",				&dhcp_universe, 86 },
163 	{ "nds-context", "X",				&dhcp_universe, 87 },
164 	{ "option-88", "X",				&dhcp_universe, 88 },
165 	{ "option-89", "X",				&dhcp_universe, 89 },
166 	{ "option-90", "X",				&dhcp_universe, 90 },
167 	{ "option-91", "X",				&dhcp_universe, 91 },
168 	{ "option-92", "X",				&dhcp_universe, 92 },
169 	{ "option-93", "X",				&dhcp_universe, 93 },
170 	{ "option-94", "X",				&dhcp_universe, 94 },
171 	{ "option-95", "X",				&dhcp_universe, 95 },
172 	{ "option-96", "X",				&dhcp_universe, 96 },
173 	{ "option-97", "X",				&dhcp_universe, 97 },
174 	{ "option-98", "X",				&dhcp_universe, 98 },
175 	{ "option-99", "X",				&dhcp_universe, 99 },
176 	{ "option-100", "X",				&dhcp_universe, 100 },
177 	{ "option-101", "X",				&dhcp_universe, 101 },
178 	{ "option-102", "X",				&dhcp_universe, 102 },
179 	{ "option-103", "X",				&dhcp_universe, 103 },
180 	{ "option-104", "X",				&dhcp_universe, 104 },
181 	{ "option-105", "X",				&dhcp_universe, 105 },
182 	{ "option-106", "X",				&dhcp_universe, 106 },
183 	{ "option-107", "X",				&dhcp_universe, 107 },
184 	{ "option-108", "X",				&dhcp_universe, 108 },
185 	{ "option-109", "X",				&dhcp_universe, 109 },
186 	{ "option-110", "X",				&dhcp_universe, 110 },
187 	{ "option-111", "X",				&dhcp_universe, 111 },
188 	{ "option-112", "X",				&dhcp_universe, 112 },
189 	{ "option-113", "X",				&dhcp_universe, 113 },
190 	{ "option-114", "X",				&dhcp_universe, 114 },
191 	{ "option-115", "X",				&dhcp_universe, 115 },
192 	{ "option-116", "X",				&dhcp_universe, 116 },
193 	{ "option-117", "X",				&dhcp_universe, 117 },
194 	{ "option-118", "X",				&dhcp_universe, 118 },
195 	{ "option-119", "X",				&dhcp_universe, 119 },
196 	{ "option-120", "X",				&dhcp_universe, 120 },
197 	{ "classless-static-routes", "CIA",		&dhcp_universe, 121 },
198 	{ "option-122", "X",				&dhcp_universe, 122 },
199 	{ "option-123", "X",				&dhcp_universe, 123 },
200 	{ "option-124", "X",				&dhcp_universe, 124 },
201 	{ "option-125", "X",				&dhcp_universe, 125 },
202 	{ "option-126", "X",				&dhcp_universe, 126 },
203 	{ "option-127", "X",				&dhcp_universe, 127 },
204 	{ "option-128", "X",				&dhcp_universe, 128 },
205 	{ "option-129", "X",				&dhcp_universe, 129 },
206 	{ "option-130", "X",				&dhcp_universe, 130 },
207 	{ "option-131", "X",				&dhcp_universe, 131 },
208 	{ "option-132", "X",				&dhcp_universe, 132 },
209 	{ "option-133", "X",				&dhcp_universe, 133 },
210 	{ "option-134", "X",				&dhcp_universe, 134 },
211 	{ "option-135", "X",				&dhcp_universe, 135 },
212 	{ "option-136", "X",				&dhcp_universe, 136 },
213 	{ "option-137", "X",				&dhcp_universe, 137 },
214 	{ "option-138", "X",				&dhcp_universe, 138 },
215 	{ "option-139", "X",				&dhcp_universe, 139 },
216 	{ "option-140", "X",				&dhcp_universe, 140 },
217 	{ "option-141", "X",				&dhcp_universe, 141 },
218 	{ "option-142", "X",				&dhcp_universe, 142 },
219 	{ "option-143", "X",				&dhcp_universe, 143 },
220 	{ "tftp-config-file", "t",			&dhcp_universe, 144 },
221 	{ "option-145", "X",				&dhcp_universe, 145 },
222 	{ "option-146", "X",				&dhcp_universe, 146 },
223 	{ "option-147", "X",				&dhcp_universe, 147 },
224 	{ "option-148", "X",				&dhcp_universe, 148 },
225 	{ "option-149", "X",				&dhcp_universe, 149 },
226 	{ "voip-configuration-server", "IA",		&dhcp_universe, 150 },
227 	{ "option-151", "X",				&dhcp_universe, 151 },
228 	{ "option-152", "X",				&dhcp_universe, 152 },
229 	{ "option-153", "X",				&dhcp_universe, 153 },
230 	{ "option-154", "X",				&dhcp_universe, 154 },
231 	{ "option-155", "X",				&dhcp_universe, 155 },
232 	{ "option-156", "X",				&dhcp_universe, 156 },
233 	{ "option-157", "X",				&dhcp_universe, 157 },
234 	{ "option-158", "X",				&dhcp_universe, 158 },
235 	{ "option-159", "X",				&dhcp_universe, 159 },
236 	{ "option-160", "X",				&dhcp_universe, 160 },
237 	{ "option-161", "X",				&dhcp_universe, 161 },
238 	{ "option-162", "X",				&dhcp_universe, 162 },
239 	{ "option-163", "X",				&dhcp_universe, 163 },
240 	{ "option-164", "X",				&dhcp_universe, 164 },
241 	{ "option-165", "X",				&dhcp_universe, 165 },
242 	{ "option-166", "X",				&dhcp_universe, 166 },
243 	{ "option-167", "X",				&dhcp_universe, 167 },
244 	{ "option-168", "X",				&dhcp_universe, 168 },
245 	{ "option-169", "X",				&dhcp_universe, 169 },
246 	{ "option-170", "X",				&dhcp_universe, 170 },
247 	{ "option-171", "X",				&dhcp_universe, 171 },
248 	{ "option-172", "X",				&dhcp_universe, 172 },
249 	{ "option-173", "X",				&dhcp_universe, 173 },
250 	{ "option-174", "X",				&dhcp_universe, 174 },
251 	{ "option-175", "X",				&dhcp_universe, 175 },
252 	{ "option-176", "X",				&dhcp_universe, 176 },
253 	{ "option-177", "X",				&dhcp_universe, 177 },
254 	{ "option-178", "X",				&dhcp_universe, 178 },
255 	{ "option-179", "X",				&dhcp_universe, 179 },
256 	{ "option-180", "X",				&dhcp_universe, 180 },
257 	{ "option-181", "X",				&dhcp_universe, 181 },
258 	{ "option-182", "X",				&dhcp_universe, 182 },
259 	{ "option-183", "X",				&dhcp_universe, 183 },
260 	{ "option-184", "X",				&dhcp_universe, 184 },
261 	{ "option-185", "X",				&dhcp_universe, 185 },
262 	{ "option-186", "X",				&dhcp_universe, 186 },
263 	{ "option-187", "X",				&dhcp_universe, 187 },
264 	{ "option-188", "X",				&dhcp_universe, 188 },
265 	{ "option-189", "X",				&dhcp_universe, 189 },
266 	{ "option-190", "X",				&dhcp_universe, 190 },
267 	{ "option-191", "X",				&dhcp_universe, 191 },
268 	{ "option-192", "X",				&dhcp_universe, 192 },
269 	{ "option-193", "X",				&dhcp_universe, 193 },
270 	{ "option-194", "X",				&dhcp_universe, 194 },
271 	{ "option-195", "X",				&dhcp_universe, 195 },
272 	{ "option-196", "X",				&dhcp_universe, 196 },
273 	{ "option-197", "X",				&dhcp_universe, 197 },
274 	{ "option-198", "X",				&dhcp_universe, 198 },
275 	{ "option-199", "X",				&dhcp_universe, 199 },
276 	{ "option-200", "X",				&dhcp_universe, 200 },
277 	{ "option-201", "X",				&dhcp_universe, 201 },
278 	{ "option-202", "X",				&dhcp_universe, 202 },
279 	{ "option-203", "X",				&dhcp_universe, 203 },
280 	{ "option-204", "X",				&dhcp_universe, 204 },
281 	{ "option-205", "X",				&dhcp_universe, 205 },
282 	{ "option-206", "X",				&dhcp_universe, 206 },
283 	{ "option-207", "X",				&dhcp_universe, 207 },
284 	{ "option-208", "X",				&dhcp_universe, 208 },
285 	{ "option-209", "X",				&dhcp_universe, 209 },
286 	{ "option-210", "X",				&dhcp_universe, 210 },
287 	{ "option-211", "X",				&dhcp_universe, 211 },
288 	{ "option-212", "X",				&dhcp_universe, 212 },
289 	{ "option-213", "X",				&dhcp_universe, 213 },
290 	{ "option-214", "X",				&dhcp_universe, 214 },
291 	{ "option-215", "X",				&dhcp_universe, 215 },
292 	{ "option-216", "X",				&dhcp_universe, 216 },
293 	{ "option-217", "X",				&dhcp_universe, 217 },
294 	{ "option-218", "X",				&dhcp_universe, 218 },
295 	{ "option-219", "X",				&dhcp_universe, 219 },
296 	{ "option-220", "X",				&dhcp_universe, 220 },
297 	{ "option-221", "X",				&dhcp_universe, 221 },
298 	{ "option-222", "X",				&dhcp_universe, 222 },
299 	{ "option-223", "X",				&dhcp_universe, 223 },
300 	{ "option-224", "X",				&dhcp_universe, 224 },
301 	{ "option-225", "X",				&dhcp_universe, 225 },
302 	{ "option-226", "X",				&dhcp_universe, 226 },
303 	{ "option-227", "X",				&dhcp_universe, 227 },
304 	{ "option-228", "X",				&dhcp_universe, 228 },
305 	{ "option-229", "X",				&dhcp_universe, 229 },
306 	{ "option-230", "X",				&dhcp_universe, 230 },
307 	{ "option-231", "X",				&dhcp_universe, 231 },
308 	{ "option-232", "X",				&dhcp_universe, 232 },
309 	{ "option-233", "X",				&dhcp_universe, 233 },
310 	{ "option-234", "X",				&dhcp_universe, 234 },
311 	{ "option-235", "X",				&dhcp_universe, 235 },
312 	{ "option-236", "X",				&dhcp_universe, 236 },
313 	{ "option-237", "X",				&dhcp_universe, 237 },
314 	{ "option-238", "X",				&dhcp_universe, 238 },
315 	{ "option-239", "X",				&dhcp_universe, 239 },
316 	{ "option-240", "X",				&dhcp_universe, 240 },
317 	{ "option-241", "X",				&dhcp_universe, 241 },
318 	{ "option-242", "X",				&dhcp_universe, 242 },
319 	{ "option-243", "X",				&dhcp_universe, 243 },
320 	{ "option-244", "X",				&dhcp_universe, 244 },
321 	{ "option-245", "X",				&dhcp_universe, 245 },
322 	{ "option-246", "X",				&dhcp_universe, 246 },
323 	{ "option-247", "X",				&dhcp_universe, 247 },
324 	{ "option-248", "X",				&dhcp_universe, 248 },
325 	{ "classless-ms-static-routes", "CIA",		&dhcp_universe, 249 },
326 	{ "option-250", "X",				&dhcp_universe, 250 },
327 	{ "option-251", "X",				&dhcp_universe, 251 },
328 	{ "autoproxy-script", "t",			&dhcp_universe, 252 },
329 	{ "option-253", "X",				&dhcp_universe, 253 },
330 	{ "option-254", "X",				&dhcp_universe, 254 },
331 	{ "option-end", "e",				&dhcp_universe, 255 },
332 };
333 
334 /*
335  * Default dhcp option priority list (this is ad hoc and should not be
336  * mistaken for a carefully crafted and optimized list).
337  */
338 
339 unsigned char dhcp_option_default_priority_list[256] = {
340 	DHO_DHCP_MESSAGE_TYPE,		/* Mandatory */
341 	DHO_DHCP_SERVER_IDENTIFIER,	/* Mandatory */
342 	DHO_DHCP_LEASE_TIME,		/* Mandatory */
343 	DHO_DHCP_MESSAGE,		/* Mandatory */
344 	DHO_END,			/* End of mandatory options. */
345 	DHO_DHCP_REQUESTED_ADDRESS,
346 	DHO_DHCP_OPTION_OVERLOAD,
347 	DHO_DHCP_MAX_MESSAGE_SIZE,
348 	DHO_DHCP_RENEWAL_TIME,
349 	DHO_DHCP_REBINDING_TIME,
350 	DHO_DHCP_CLASS_IDENTIFIER,
351 	DHO_DHCP_CLIENT_IDENTIFIER,
352 	DHO_SUBNET_MASK,
353 	DHO_TIME_OFFSET,
354 	DHO_CLASSLESS_STATIC_ROUTES,	/* MUST be before DHO_ROUTERS!	*/
355 	DHO_CLASSLESS_MS_STATIC_ROUTES,	/* DITTO!			*/
356 	DHO_ROUTERS,
357 	DHO_TIME_SERVERS,
358 	DHO_NAME_SERVERS,
359 	DHO_DOMAIN_NAME_SERVERS,
360 	DHO_HOST_NAME,
361 	DHO_LOG_SERVERS,
362 	DHO_COOKIE_SERVERS,
363 	DHO_LPR_SERVERS,
364 	DHO_IMPRESS_SERVERS,
365 	DHO_RESOURCE_LOCATION_SERVERS,
366 	DHO_BOOT_SIZE,
367 	DHO_MERIT_DUMP,
368 	DHO_DOMAIN_NAME,
369 	DHO_SWAP_SERVER,
370 	DHO_ROOT_PATH,
371 	DHO_EXTENSIONS_PATH,
372 	DHO_IP_FORWARDING,
373 	DHO_NON_LOCAL_SOURCE_ROUTING,
374 	DHO_POLICY_FILTER,
375 	DHO_MAX_DGRAM_REASSEMBLY,
376 	DHO_DEFAULT_IP_TTL,
377 	DHO_PATH_MTU_AGING_TIMEOUT,
378 	DHO_PATH_MTU_PLATEAU_TABLE,
379 	DHO_INTERFACE_MTU,
380 	DHO_ALL_SUBNETS_LOCAL,
381 	DHO_BROADCAST_ADDRESS,
382 	DHO_PERFORM_MASK_DISCOVERY,
383 	DHO_MASK_SUPPLIER,
384 	DHO_ROUTER_DISCOVERY,
385 	DHO_ROUTER_SOLICITATION_ADDRESS,
386 	DHO_STATIC_ROUTES,
387 	DHO_TRAILER_ENCAPSULATION,
388 	DHO_ARP_CACHE_TIMEOUT,
389 	DHO_IEEE802_3_ENCAPSULATION,
390 	DHO_DEFAULT_TCP_TTL,
391 	DHO_TCP_KEEPALIVE_INTERVAL,
392 	DHO_TCP_KEEPALIVE_GARBAGE,
393 	DHO_NIS_DOMAIN,
394 	DHO_NIS_SERVERS,
395 	DHO_NTP_SERVERS,
396 	DHO_VENDOR_ENCAPSULATED_OPTIONS,
397 	DHO_NETBIOS_NAME_SERVERS,
398 	DHO_NETBIOS_DD_SERVER,
399 	DHO_NETBIOS_NODE_TYPE,
400 	DHO_NETBIOS_SCOPE,
401 	DHO_FONT_SERVERS,
402 	DHO_X_DISPLAY_MANAGER,
403 	DHO_DHCP_PARAMETER_REQUEST_LIST,
404 	DHO_DHCP_USER_CLASS_ID,
405 	DHO_RELAY_AGENT_INFORMATION,	/* Should be the last option. */
406 	DHO_PAD,
407 
408 	/* Presently-undefined options... */
409 	           62,  63,  64,  65,  66,  67,  68,  69,
410 	 70,  71,  72,  73,  74,  75,  76,       78,  79,
411 	 80,  81,       83,  84,  85,  86,  87,  88,  89,
412 	 90,  91,  92,  93,  94,  95,  96,  97,  98,  99,
413 	100, 101, 102, 103, 104, 105, 106, 107, 108, 109,
414 	110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
415 	120,      122, 123, 124, 125, 126, 127, 128, 129,
416 	130, 131, 132, 133, 134, 135, 136, 137, 138, 139,
417 	140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
418 	150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
419 	160, 161, 162, 163, 164, 165, 166, 167, 168, 169,
420 	170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
421 	180, 181, 182, 183, 184, 185, 186, 187, 188, 189,
422 	190, 191, 192, 193, 194, 195, 196, 197, 198, 199,
423 	200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
424 	210, 211, 212, 213, 214, 215, 216, 217, 218, 219,
425 	220, 221, 222, 223, 224, 225, 226, 227, 228, 229,
426 	230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
427 	240, 241, 242, 243, 244, 245, 246, 247, 248,
428 	250, 251, 252, 253, 254
429 };
430 
431 char *hardware_types[] = {
432 	"unknown-0",
433 	"ethernet",
434 	"unknown-2",
435 	"unknown-3",
436 	"unknown-4",
437 	"unknown-5",
438 	"token-ring",
439 	"unknown-7",
440 	"fddi",
441 	"unknown-9",
442 	"unknown-10",
443 	"unknown-11",
444 	"unknown-12",
445 	"unknown-13",
446 	"unknown-14",
447 	"unknown-15",
448 	"unknown-16",
449 	"unknown-17",
450 	"unknown-18",
451 	"unknown-19",
452 	"unknown-20",
453 	"unknown-21",
454 	"unknown-22",
455 	"unknown-23",
456 	"unknown-24",
457 	"unknown-25",
458 	"unknown-26",
459 	"unknown-27",
460 	"unknown-28",
461 	"unknown-29",
462 	"unknown-30",
463 	"ipsec-tunnel",
464 	"unknown-32",
465 	"unknown-33",
466 	"unknown-34",
467 	"unknown-35",
468 	"unknown-36",
469 	"unknown-37",
470 	"unknown-38",
471 	"unknown-39",
472 	"unknown-40",
473 	"unknown-41",
474 	"unknown-42",
475 	"unknown-43",
476 	"unknown-44",
477 	"unknown-45",
478 	"unknown-46",
479 	"unknown-47",
480 	"unknown-48",
481 	"unknown-49",
482 	"unknown-50",
483 	"unknown-51",
484 	"unknown-52",
485 	"unknown-53",
486 	"unknown-54",
487 	"unknown-55",
488 	"unknown-56",
489 	"unknown-57",
490 	"unknown-58",
491 	"unknown-59",
492 	"unknown-60",
493 	"unknown-61",
494 	"unknown-62",
495 	"unknown-63",
496 	"unknown-64",
497 	"unknown-65",
498 	"unknown-66",
499 	"unknown-67",
500 	"unknown-68",
501 	"unknown-69",
502 	"unknown-70",
503 	"unknown-71",
504 	"unknown-72",
505 	"unknown-73",
506 	"unknown-74",
507 	"unknown-75",
508 	"unknown-76",
509 	"unknown-77",
510 	"unknown-78",
511 	"unknown-79",
512 	"unknown-80",
513 	"unknown-81",
514 	"unknown-82",
515 	"unknown-83",
516 	"unknown-84",
517 	"unknown-85",
518 	"unknown-86",
519 	"unknown-87",
520 	"unknown-88",
521 	"unknown-89",
522 	"unknown-90",
523 	"unknown-91",
524 	"unknown-92",
525 	"unknown-93",
526 	"unknown-94",
527 	"unknown-95",
528 	"unknown-96",
529 	"unknown-97",
530 	"unknown-98",
531 	"unknown-99",
532 	"unknown-100",
533 	"unknown-101",
534 	"unknown-102",
535 	"unknown-103",
536 	"unknown-104",
537 	"unknown-105",
538 	"unknown-106",
539 	"unknown-107",
540 	"unknown-108",
541 	"unknown-109",
542 	"unknown-110",
543 	"unknown-111",
544 	"unknown-112",
545 	"unknown-113",
546 	"unknown-114",
547 	"unknown-115",
548 	"unknown-116",
549 	"unknown-117",
550 	"unknown-118",
551 	"unknown-119",
552 	"unknown-120",
553 	"unknown-121",
554 	"unknown-122",
555 	"unknown-123",
556 	"unknown-124",
557 	"unknown-125",
558 	"unknown-126",
559 	"unknown-127",
560 	"unknown-128",
561 	"unknown-129",
562 	"unknown-130",
563 	"unknown-131",
564 	"unknown-132",
565 	"unknown-133",
566 	"unknown-134",
567 	"unknown-135",
568 	"unknown-136",
569 	"unknown-137",
570 	"unknown-138",
571 	"unknown-139",
572 	"unknown-140",
573 	"unknown-141",
574 	"unknown-142",
575 	"unknown-143",
576 	"unknown-144",
577 	"unknown-145",
578 	"unknown-146",
579 	"unknown-147",
580 	"unknown-148",
581 	"unknown-149",
582 	"unknown-150",
583 	"unknown-151",
584 	"unknown-152",
585 	"unknown-153",
586 	"unknown-154",
587 	"unknown-155",
588 	"unknown-156",
589 	"unknown-157",
590 	"unknown-158",
591 	"unknown-159",
592 	"unknown-160",
593 	"unknown-161",
594 	"unknown-162",
595 	"unknown-163",
596 	"unknown-164",
597 	"unknown-165",
598 	"unknown-166",
599 	"unknown-167",
600 	"unknown-168",
601 	"unknown-169",
602 	"unknown-170",
603 	"unknown-171",
604 	"unknown-172",
605 	"unknown-173",
606 	"unknown-174",
607 	"unknown-175",
608 	"unknown-176",
609 	"unknown-177",
610 	"unknown-178",
611 	"unknown-179",
612 	"unknown-180",
613 	"unknown-181",
614 	"unknown-182",
615 	"unknown-183",
616 	"unknown-184",
617 	"unknown-185",
618 	"unknown-186",
619 	"unknown-187",
620 	"unknown-188",
621 	"unknown-189",
622 	"unknown-190",
623 	"unknown-191",
624 	"unknown-192",
625 	"unknown-193",
626 	"unknown-194",
627 	"unknown-195",
628 	"unknown-196",
629 	"unknown-197",
630 	"unknown-198",
631 	"unknown-199",
632 	"unknown-200",
633 	"unknown-201",
634 	"unknown-202",
635 	"unknown-203",
636 	"unknown-204",
637 	"unknown-205",
638 	"unknown-206",
639 	"unknown-207",
640 	"unknown-208",
641 	"unknown-209",
642 	"unknown-210",
643 	"unknown-211",
644 	"unknown-212",
645 	"unknown-213",
646 	"unknown-214",
647 	"unknown-215",
648 	"unknown-216",
649 	"unknown-217",
650 	"unknown-218",
651 	"unknown-219",
652 	"unknown-220",
653 	"unknown-221",
654 	"unknown-222",
655 	"unknown-223",
656 	"unknown-224",
657 	"unknown-225",
658 	"unknown-226",
659 	"unknown-227",
660 	"unknown-228",
661 	"unknown-229",
662 	"unknown-230",
663 	"unknown-231",
664 	"unknown-232",
665 	"unknown-233",
666 	"unknown-234",
667 	"unknown-235",
668 	"unknown-236",
669 	"unknown-237",
670 	"unknown-238",
671 	"unknown-239",
672 	"unknown-240",
673 	"unknown-241",
674 	"unknown-242",
675 	"unknown-243",
676 	"unknown-244",
677 	"unknown-245",
678 	"unknown-246",
679 	"unknown-247",
680 	"unknown-248",
681 	"unknown-249",
682 	"unknown-250",
683 	"unknown-251",
684 	"unknown-252",
685 	"unknown-253",
686 	"unknown-254",
687 	"unknown-255"
688 };
689 
690 
691 struct hash_table universe_hash;
692 
693 void
694 initialize_universes(void)
695 {
696 	int i;
697 
698 	dhcp_universe.name = "dhcp";
699 	dhcp_universe.hash = new_hash();
700 	if (!dhcp_universe.hash)
701 		error("Can't allocate dhcp option hash table.");
702 	for (i = 0; i < 256; i++) {
703 		dhcp_universe.options[i] = &dhcp_options[i];
704 		add_hash(dhcp_universe.hash,
705 		    (unsigned char *)dhcp_options[i].name, 0,
706 		    (unsigned char *)&dhcp_options[i]);
707 	}
708 	universe_hash.hash_count = DEFAULT_HASH_SIZE;
709 	add_hash(&universe_hash,
710 	    (unsigned char *)dhcp_universe.name, 0,
711 	    (unsigned char *)&dhcp_universe);
712 }
713