xref: /openbsd-src/usr.sbin/dhcpd/tables.c (revision c90a81c56dcebd6a1b73fe4aff9b03385b8e63b3)
1 /*	$OpenBSD: tables.c,v 1.13 2017/02/13 19:13:14 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 #include "log.h"
56 
57 /*
58  * DHCP Option names, formats and codes, from RFC1533.
59  *
60  * Format codes:
61  *
62  * e - end of data
63  * I - IP address
64  * l - 32-bit signed integer
65  * L - 32-bit unsigned integer
66  * s - 16-bit signed integer
67  * S - 16-bit unsigned integer
68  * b - 8-bit signed integer
69  * B - 8-bit unsigned integer
70  * t - ASCII text
71  * f - flag (true or false)
72  * A - array of whatever precedes (e.g., IA means array of IP addresses)
73  */
74 
75 struct universe dhcp_universe;
76 struct option dhcp_options[256] = {
77 	{ "pad", "",					&dhcp_universe, 0 },
78 	{ "subnet-mask", "I",				&dhcp_universe, 1 },
79 	{ "time-offset", "l",				&dhcp_universe, 2 },
80 	{ "routers", "IA",				&dhcp_universe, 3 },
81 	{ "time-servers", "IA",				&dhcp_universe, 4 },
82 	{ "ien116-name-servers", "IA",			&dhcp_universe, 5 },
83 	{ "domain-name-servers", "IA",			&dhcp_universe, 6 },
84 	{ "log-servers", "IA",				&dhcp_universe, 7 },
85 	{ "cookie-servers", "IA",			&dhcp_universe, 8 },
86 	{ "lpr-servers", "IA",				&dhcp_universe, 9 },
87 	{ "impress-servers", "IA",			&dhcp_universe, 10 },
88 	{ "resource-location-servers", "IA",		&dhcp_universe, 11 },
89 	{ "host-name", "X",				&dhcp_universe, 12 },
90 	{ "boot-size", "S",				&dhcp_universe, 13 },
91 	{ "merit-dump", "t",				&dhcp_universe, 14 },
92 	{ "domain-name", "t",				&dhcp_universe, 15 },
93 	{ "swap-server", "I",				&dhcp_universe, 16 },
94 	{ "root-path", "t",				&dhcp_universe, 17 },
95 	{ "extensions-path", "t",			&dhcp_universe, 18 },
96 	{ "ip-forwarding", "f",				&dhcp_universe, 19 },
97 	{ "non-local-source-routing", "f",		&dhcp_universe, 20 },
98 	{ "policy-filter", "IIA",			&dhcp_universe, 21 },
99 	{ "max-dgram-reassembly", "S",			&dhcp_universe, 22 },
100 	{ "default-ip-ttl", "B",			&dhcp_universe, 23 },
101 	{ "path-mtu-aging-timeout", "L",		&dhcp_universe, 24 },
102 	{ "path-mtu-plateau-table", "SA",		&dhcp_universe, 25 },
103 	{ "interface-mtu", "S",				&dhcp_universe, 26 },
104 	{ "all-subnets-local", "f",			&dhcp_universe, 27 },
105 	{ "broadcast-address", "I",			&dhcp_universe, 28 },
106 	{ "perform-mask-discovery", "f",		&dhcp_universe, 29 },
107 	{ "mask-supplier", "f",				&dhcp_universe, 30 },
108 	{ "router-discovery", "f",			&dhcp_universe, 31 },
109 	{ "router-solicitation-address", "I",		&dhcp_universe, 32 },
110 	{ "static-routes", "IIA",			&dhcp_universe, 33 },
111 	{ "trailer-encapsulation", "f",			&dhcp_universe, 34 },
112 	{ "arp-cache-timeout", "L",			&dhcp_universe, 35 },
113 	{ "ieee802-3-encapsulation", "f",		&dhcp_universe, 36 },
114 	{ "default-tcp-ttl", "B",			&dhcp_universe, 37 },
115 	{ "tcp-keepalive-interval", "L",		&dhcp_universe, 38 },
116 	{ "tcp-keepalive-garbage", "f",			&dhcp_universe, 39 },
117 	{ "nis-domain", "t",				&dhcp_universe, 40 },
118 	{ "nis-servers", "IA",				&dhcp_universe, 41 },
119 	{ "ntp-servers", "IA",				&dhcp_universe, 42 },
120 	{ "vendor-encapsulated-options", "X",		&dhcp_universe, 43 },
121 	{ "netbios-name-servers", "IA",			&dhcp_universe, 44 },
122 	{ "netbios-dd-server", "IA",			&dhcp_universe, 45 },
123 	{ "netbios-node-type", "B",			&dhcp_universe, 46 },
124 	{ "netbios-scope", "t",				&dhcp_universe, 47 },
125 	{ "font-servers", "IA",				&dhcp_universe, 48 },
126 	{ "x-display-manager", "IA",			&dhcp_universe, 49 },
127 	{ "dhcp-requested-address", "I",		&dhcp_universe, 50 },
128 	{ "dhcp-lease-time", "L",			&dhcp_universe, 51 },
129 	{ "dhcp-option-overload", "B",			&dhcp_universe, 52 },
130 	{ "dhcp-message-type", "B",			&dhcp_universe, 53 },
131 	{ "dhcp-server-identifier", "I",		&dhcp_universe, 54 },
132 	{ "dhcp-parameter-request-list", "BA",		&dhcp_universe, 55 },
133 	{ "dhcp-message", "t",				&dhcp_universe, 56 },
134 	{ "dhcp-max-message-size", "S",			&dhcp_universe, 57 },
135 	{ "dhcp-renewal-time", "L",			&dhcp_universe, 58 },
136 	{ "dhcp-rebinding-time", "L",			&dhcp_universe, 59 },
137 	{ "dhcp-class-identifier", "t",			&dhcp_universe, 60 },
138 	{ "dhcp-client-identifier", "X",		&dhcp_universe, 61 },
139 	{ "option-62", "X",				&dhcp_universe, 62 },
140 	{ "option-63", "X",				&dhcp_universe, 63 },
141 	{ "nisplus-domain", "t",			&dhcp_universe, 64 },
142 	{ "nisplus-servers", "IA",			&dhcp_universe, 65 },
143 	{ "tftp-server-name", "t",			&dhcp_universe, 66 },
144 	{ "bootfile-name", "t",				&dhcp_universe, 67 },
145 	{ "mobile-ip-home-agent", "IA",			&dhcp_universe, 68 },
146 	{ "smtp-server", "IA",				&dhcp_universe, 69 },
147 	{ "pop-server", "IA",				&dhcp_universe, 70 },
148 	{ "nntp-server", "IA",				&dhcp_universe, 71 },
149 	{ "www-server", "IA",				&dhcp_universe, 72 },
150 	{ "finger-server", "IA",			&dhcp_universe, 73 },
151 	{ "irc-server", "IA",				&dhcp_universe, 74 },
152 	{ "streettalk-server", "IA",			&dhcp_universe, 75 },
153 	{ "streettalk-directory-assistance-server", "IA", &dhcp_universe, 76 },
154 	{ "user-class", "t",				&dhcp_universe, 77 },
155 	{ "option-78", "X",				&dhcp_universe, 78 },
156 	{ "option-79", "X",				&dhcp_universe, 79 },
157 	{ "option-80", "X",				&dhcp_universe, 80 },
158 	{ "option-81", "X",				&dhcp_universe, 81 },
159 	{ "relay-agent-information", "X",		&dhcp_universe, 82 },
160 	{ "option-83", "X",				&dhcp_universe, 83 },
161 	{ "option-84", "X",				&dhcp_universe, 84 },
162 	{ "nds-servers", "IA",				&dhcp_universe, 85 },
163 	{ "nds-tree-name", "X",				&dhcp_universe, 86 },
164 	{ "nds-context", "X",				&dhcp_universe, 87 },
165 	{ "option-88", "X",				&dhcp_universe, 88 },
166 	{ "option-89", "X",				&dhcp_universe, 89 },
167 	{ "option-90", "X",				&dhcp_universe, 90 },
168 	{ "option-91", "X",				&dhcp_universe, 91 },
169 	{ "option-92", "X",				&dhcp_universe, 92 },
170 	{ "option-93", "X",				&dhcp_universe, 93 },
171 	{ "option-94", "X",				&dhcp_universe, 94 },
172 	{ "option-95", "X",				&dhcp_universe, 95 },
173 	{ "option-96", "X",				&dhcp_universe, 96 },
174 	{ "option-97", "X",				&dhcp_universe, 97 },
175 	{ "option-98", "X",				&dhcp_universe, 98 },
176 	{ "option-99", "X",				&dhcp_universe, 99 },
177 	{ "option-100", "X",				&dhcp_universe, 100 },
178 	{ "option-101", "X",				&dhcp_universe, 101 },
179 	{ "option-102", "X",				&dhcp_universe, 102 },
180 	{ "option-103", "X",				&dhcp_universe, 103 },
181 	{ "option-104", "X",				&dhcp_universe, 104 },
182 	{ "option-105", "X",				&dhcp_universe, 105 },
183 	{ "option-106", "X",				&dhcp_universe, 106 },
184 	{ "option-107", "X",				&dhcp_universe, 107 },
185 	{ "option-108", "X",				&dhcp_universe, 108 },
186 	{ "option-109", "X",				&dhcp_universe, 109 },
187 	{ "option-110", "X",				&dhcp_universe, 110 },
188 	{ "option-111", "X",				&dhcp_universe, 111 },
189 	{ "option-112", "X",				&dhcp_universe, 112 },
190 	{ "option-113", "X",				&dhcp_universe, 113 },
191 	{ "option-114", "X",				&dhcp_universe, 114 },
192 	{ "option-115", "X",				&dhcp_universe, 115 },
193 	{ "option-116", "X",				&dhcp_universe, 116 },
194 	{ "option-117", "X",				&dhcp_universe, 117 },
195 	{ "option-118", "X",				&dhcp_universe, 118 },
196 	{ "option-119", "X",				&dhcp_universe, 119 },
197 	{ "option-120", "X",				&dhcp_universe, 120 },
198 	{ "classless-static-routes", "CIA",		&dhcp_universe, 121 },
199 	{ "option-122", "X",				&dhcp_universe, 122 },
200 	{ "option-123", "X",				&dhcp_universe, 123 },
201 	{ "option-124", "X",				&dhcp_universe, 124 },
202 	{ "option-125", "X",				&dhcp_universe, 125 },
203 	{ "option-126", "X",				&dhcp_universe, 126 },
204 	{ "option-127", "X",				&dhcp_universe, 127 },
205 	{ "option-128", "X",				&dhcp_universe, 128 },
206 	{ "option-129", "X",				&dhcp_universe, 129 },
207 	{ "option-130", "X",				&dhcp_universe, 130 },
208 	{ "option-131", "X",				&dhcp_universe, 131 },
209 	{ "option-132", "X",				&dhcp_universe, 132 },
210 	{ "option-133", "X",				&dhcp_universe, 133 },
211 	{ "option-134", "X",				&dhcp_universe, 134 },
212 	{ "option-135", "X",				&dhcp_universe, 135 },
213 	{ "option-136", "X",				&dhcp_universe, 136 },
214 	{ "option-137", "X",				&dhcp_universe, 137 },
215 	{ "option-138", "X",				&dhcp_universe, 138 },
216 	{ "option-139", "X",				&dhcp_universe, 139 },
217 	{ "option-140", "X",				&dhcp_universe, 140 },
218 	{ "option-141", "X",				&dhcp_universe, 141 },
219 	{ "option-142", "X",				&dhcp_universe, 142 },
220 	{ "option-143", "X",				&dhcp_universe, 143 },
221 	{ "tftp-config-file", "t",			&dhcp_universe, 144 },
222 	{ "option-145", "X",				&dhcp_universe, 145 },
223 	{ "option-146", "X",				&dhcp_universe, 146 },
224 	{ "option-147", "X",				&dhcp_universe, 147 },
225 	{ "option-148", "X",				&dhcp_universe, 148 },
226 	{ "option-149", "X",				&dhcp_universe, 149 },
227 	{ "voip-configuration-server", "IA",		&dhcp_universe, 150 },
228 	{ "option-151", "X",				&dhcp_universe, 151 },
229 	{ "option-152", "X",				&dhcp_universe, 152 },
230 	{ "option-153", "X",				&dhcp_universe, 153 },
231 	{ "option-154", "X",				&dhcp_universe, 154 },
232 	{ "option-155", "X",				&dhcp_universe, 155 },
233 	{ "option-156", "X",				&dhcp_universe, 156 },
234 	{ "option-157", "X",				&dhcp_universe, 157 },
235 	{ "option-158", "X",				&dhcp_universe, 158 },
236 	{ "option-159", "X",				&dhcp_universe, 159 },
237 	{ "option-160", "X",				&dhcp_universe, 160 },
238 	{ "option-161", "X",				&dhcp_universe, 161 },
239 	{ "option-162", "X",				&dhcp_universe, 162 },
240 	{ "option-163", "X",				&dhcp_universe, 163 },
241 	{ "option-164", "X",				&dhcp_universe, 164 },
242 	{ "option-165", "X",				&dhcp_universe, 165 },
243 	{ "option-166", "X",				&dhcp_universe, 166 },
244 	{ "option-167", "X",				&dhcp_universe, 167 },
245 	{ "option-168", "X",				&dhcp_universe, 168 },
246 	{ "option-169", "X",				&dhcp_universe, 169 },
247 	{ "option-170", "X",				&dhcp_universe, 170 },
248 	{ "option-171", "X",				&dhcp_universe, 171 },
249 	{ "option-172", "X",				&dhcp_universe, 172 },
250 	{ "option-173", "X",				&dhcp_universe, 173 },
251 	{ "option-174", "X",				&dhcp_universe, 174 },
252 	{ "option-175", "X",				&dhcp_universe, 175 },
253 	{ "option-176", "X",				&dhcp_universe, 176 },
254 	{ "option-177", "X",				&dhcp_universe, 177 },
255 	{ "option-178", "X",				&dhcp_universe, 178 },
256 	{ "option-179", "X",				&dhcp_universe, 179 },
257 	{ "option-180", "X",				&dhcp_universe, 180 },
258 	{ "option-181", "X",				&dhcp_universe, 181 },
259 	{ "option-182", "X",				&dhcp_universe, 182 },
260 	{ "option-183", "X",				&dhcp_universe, 183 },
261 	{ "option-184", "X",				&dhcp_universe, 184 },
262 	{ "option-185", "X",				&dhcp_universe, 185 },
263 	{ "option-186", "X",				&dhcp_universe, 186 },
264 	{ "option-187", "X",				&dhcp_universe, 187 },
265 	{ "option-188", "X",				&dhcp_universe, 188 },
266 	{ "option-189", "X",				&dhcp_universe, 189 },
267 	{ "option-190", "X",				&dhcp_universe, 190 },
268 	{ "option-191", "X",				&dhcp_universe, 191 },
269 	{ "option-192", "X",				&dhcp_universe, 192 },
270 	{ "option-193", "X",				&dhcp_universe, 193 },
271 	{ "option-194", "X",				&dhcp_universe, 194 },
272 	{ "option-195", "X",				&dhcp_universe, 195 },
273 	{ "option-196", "X",				&dhcp_universe, 196 },
274 	{ "option-197", "X",				&dhcp_universe, 197 },
275 	{ "option-198", "X",				&dhcp_universe, 198 },
276 	{ "option-199", "X",				&dhcp_universe, 199 },
277 	{ "option-200", "X",				&dhcp_universe, 200 },
278 	{ "option-201", "X",				&dhcp_universe, 201 },
279 	{ "option-202", "X",				&dhcp_universe, 202 },
280 	{ "option-203", "X",				&dhcp_universe, 203 },
281 	{ "option-204", "X",				&dhcp_universe, 204 },
282 	{ "option-205", "X",				&dhcp_universe, 205 },
283 	{ "option-206", "X",				&dhcp_universe, 206 },
284 	{ "option-207", "X",				&dhcp_universe, 207 },
285 	{ "option-208", "X",				&dhcp_universe, 208 },
286 	{ "option-209", "X",				&dhcp_universe, 209 },
287 	{ "option-210", "X",				&dhcp_universe, 210 },
288 	{ "option-211", "X",				&dhcp_universe, 211 },
289 	{ "option-212", "X",				&dhcp_universe, 212 },
290 	{ "option-213", "X",				&dhcp_universe, 213 },
291 	{ "option-214", "X",				&dhcp_universe, 214 },
292 	{ "option-215", "X",				&dhcp_universe, 215 },
293 	{ "option-216", "X",				&dhcp_universe, 216 },
294 	{ "option-217", "X",				&dhcp_universe, 217 },
295 	{ "option-218", "X",				&dhcp_universe, 218 },
296 	{ "option-219", "X",				&dhcp_universe, 219 },
297 	{ "option-220", "X",				&dhcp_universe, 220 },
298 	{ "option-221", "X",				&dhcp_universe, 221 },
299 	{ "option-222", "X",				&dhcp_universe, 222 },
300 	{ "option-223", "X",				&dhcp_universe, 223 },
301 	{ "option-224", "X",				&dhcp_universe, 224 },
302 	{ "option-225", "X",				&dhcp_universe, 225 },
303 	{ "option-226", "X",				&dhcp_universe, 226 },
304 	{ "option-227", "X",				&dhcp_universe, 227 },
305 	{ "option-228", "X",				&dhcp_universe, 228 },
306 	{ "option-229", "X",				&dhcp_universe, 229 },
307 	{ "option-230", "X",				&dhcp_universe, 230 },
308 	{ "option-231", "X",				&dhcp_universe, 231 },
309 	{ "option-232", "X",				&dhcp_universe, 232 },
310 	{ "option-233", "X",				&dhcp_universe, 233 },
311 	{ "option-234", "X",				&dhcp_universe, 234 },
312 	{ "option-235", "X",				&dhcp_universe, 235 },
313 	{ "option-236", "X",				&dhcp_universe, 236 },
314 	{ "option-237", "X",				&dhcp_universe, 237 },
315 	{ "option-238", "X",				&dhcp_universe, 238 },
316 	{ "option-239", "X",				&dhcp_universe, 239 },
317 	{ "option-240", "X",				&dhcp_universe, 240 },
318 	{ "option-241", "X",				&dhcp_universe, 241 },
319 	{ "option-242", "X",				&dhcp_universe, 242 },
320 	{ "option-243", "X",				&dhcp_universe, 243 },
321 	{ "option-244", "X",				&dhcp_universe, 244 },
322 	{ "option-245", "X",				&dhcp_universe, 245 },
323 	{ "option-246", "X",				&dhcp_universe, 246 },
324 	{ "option-247", "X",				&dhcp_universe, 247 },
325 	{ "option-248", "X",				&dhcp_universe, 248 },
326 	{ "classless-ms-static-routes", "CIA",		&dhcp_universe, 249 },
327 	{ "option-250", "X",				&dhcp_universe, 250 },
328 	{ "option-251", "X",				&dhcp_universe, 251 },
329 	{ "autoproxy-script", "t",			&dhcp_universe, 252 },
330 	{ "option-253", "X",				&dhcp_universe, 253 },
331 	{ "option-254", "X",				&dhcp_universe, 254 },
332 	{ "option-end", "e",				&dhcp_universe, 255 },
333 };
334 
335 /*
336  * Default dhcp option priority list (this is ad hoc and should not be
337  * mistaken for a carefully crafted and optimized list).
338  */
339 
340 unsigned char dhcp_option_default_priority_list[256] = {
341 	DHO_DHCP_MESSAGE_TYPE,		/* Mandatory */
342 	DHO_DHCP_SERVER_IDENTIFIER,	/* Mandatory */
343 	DHO_DHCP_LEASE_TIME,		/* Mandatory */
344 	DHO_DHCP_MESSAGE,		/* Mandatory */
345 	DHO_END,			/* End of mandatory options. */
346 	DHO_DHCP_REQUESTED_ADDRESS,
347 	DHO_DHCP_OPTION_OVERLOAD,
348 	DHO_DHCP_MAX_MESSAGE_SIZE,
349 	DHO_DHCP_RENEWAL_TIME,
350 	DHO_DHCP_REBINDING_TIME,
351 	DHO_DHCP_CLASS_IDENTIFIER,
352 	DHO_DHCP_CLIENT_IDENTIFIER,
353 	DHO_SUBNET_MASK,
354 	DHO_TIME_OFFSET,
355 	DHO_CLASSLESS_STATIC_ROUTES,	/* MUST be before DHO_ROUTERS!	*/
356 	DHO_CLASSLESS_MS_STATIC_ROUTES,	/* DITTO!			*/
357 	DHO_ROUTERS,
358 	DHO_TIME_SERVERS,
359 	DHO_NAME_SERVERS,
360 	DHO_DOMAIN_NAME_SERVERS,
361 	DHO_HOST_NAME,
362 	DHO_LOG_SERVERS,
363 	DHO_COOKIE_SERVERS,
364 	DHO_LPR_SERVERS,
365 	DHO_IMPRESS_SERVERS,
366 	DHO_RESOURCE_LOCATION_SERVERS,
367 	DHO_BOOT_SIZE,
368 	DHO_MERIT_DUMP,
369 	DHO_DOMAIN_NAME,
370 	DHO_SWAP_SERVER,
371 	DHO_ROOT_PATH,
372 	DHO_EXTENSIONS_PATH,
373 	DHO_IP_FORWARDING,
374 	DHO_NON_LOCAL_SOURCE_ROUTING,
375 	DHO_POLICY_FILTER,
376 	DHO_MAX_DGRAM_REASSEMBLY,
377 	DHO_DEFAULT_IP_TTL,
378 	DHO_PATH_MTU_AGING_TIMEOUT,
379 	DHO_PATH_MTU_PLATEAU_TABLE,
380 	DHO_INTERFACE_MTU,
381 	DHO_ALL_SUBNETS_LOCAL,
382 	DHO_BROADCAST_ADDRESS,
383 	DHO_PERFORM_MASK_DISCOVERY,
384 	DHO_MASK_SUPPLIER,
385 	DHO_ROUTER_DISCOVERY,
386 	DHO_ROUTER_SOLICITATION_ADDRESS,
387 	DHO_STATIC_ROUTES,
388 	DHO_TRAILER_ENCAPSULATION,
389 	DHO_ARP_CACHE_TIMEOUT,
390 	DHO_IEEE802_3_ENCAPSULATION,
391 	DHO_DEFAULT_TCP_TTL,
392 	DHO_TCP_KEEPALIVE_INTERVAL,
393 	DHO_TCP_KEEPALIVE_GARBAGE,
394 	DHO_NIS_DOMAIN,
395 	DHO_NIS_SERVERS,
396 	DHO_NTP_SERVERS,
397 	DHO_VENDOR_ENCAPSULATED_OPTIONS,
398 	DHO_NETBIOS_NAME_SERVERS,
399 	DHO_NETBIOS_DD_SERVER,
400 	DHO_NETBIOS_NODE_TYPE,
401 	DHO_NETBIOS_SCOPE,
402 	DHO_FONT_SERVERS,
403 	DHO_X_DISPLAY_MANAGER,
404 	DHO_DHCP_PARAMETER_REQUEST_LIST,
405 	DHO_DHCP_USER_CLASS_ID,
406 	DHO_RELAY_AGENT_INFORMATION,	/* Should be the last option. */
407 	DHO_PAD,
408 
409 	/* Presently-undefined options... */
410 	           62,  63,  64,  65,  66,  67,  68,  69,
411 	 70,  71,  72,  73,  74,  75,  76,       78,  79,
412 	 80,  81,       83,  84,  85,  86,  87,  88,  89,
413 	 90,  91,  92,  93,  94,  95,  96,  97,  98,  99,
414 	100, 101, 102, 103, 104, 105, 106, 107, 108, 109,
415 	110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
416 	120,      122, 123, 124, 125, 126, 127, 128, 129,
417 	130, 131, 132, 133, 134, 135, 136, 137, 138, 139,
418 	140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
419 	150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
420 	160, 161, 162, 163, 164, 165, 166, 167, 168, 169,
421 	170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
422 	180, 181, 182, 183, 184, 185, 186, 187, 188, 189,
423 	190, 191, 192, 193, 194, 195, 196, 197, 198, 199,
424 	200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
425 	210, 211, 212, 213, 214, 215, 216, 217, 218, 219,
426 	220, 221, 222, 223, 224, 225, 226, 227, 228, 229,
427 	230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
428 	240, 241, 242, 243, 244, 245, 246, 247, 248,
429 	250, 251, 252, 253, 254
430 };
431 
432 char *hardware_types[] = {
433 	"unknown-0",
434 	"ethernet",
435 	"unknown-2",
436 	"unknown-3",
437 	"unknown-4",
438 	"unknown-5",
439 	"token-ring",
440 	"unknown-7",
441 	"fddi",
442 	"unknown-9",
443 	"unknown-10",
444 	"unknown-11",
445 	"unknown-12",
446 	"unknown-13",
447 	"unknown-14",
448 	"unknown-15",
449 	"unknown-16",
450 	"unknown-17",
451 	"unknown-18",
452 	"unknown-19",
453 	"unknown-20",
454 	"unknown-21",
455 	"unknown-22",
456 	"unknown-23",
457 	"unknown-24",
458 	"unknown-25",
459 	"unknown-26",
460 	"unknown-27",
461 	"unknown-28",
462 	"unknown-29",
463 	"unknown-30",
464 	"ipsec-tunnel",
465 	"unknown-32",
466 	"unknown-33",
467 	"unknown-34",
468 	"unknown-35",
469 	"unknown-36",
470 	"unknown-37",
471 	"unknown-38",
472 	"unknown-39",
473 	"unknown-40",
474 	"unknown-41",
475 	"unknown-42",
476 	"unknown-43",
477 	"unknown-44",
478 	"unknown-45",
479 	"unknown-46",
480 	"unknown-47",
481 	"unknown-48",
482 	"unknown-49",
483 	"unknown-50",
484 	"unknown-51",
485 	"unknown-52",
486 	"unknown-53",
487 	"unknown-54",
488 	"unknown-55",
489 	"unknown-56",
490 	"unknown-57",
491 	"unknown-58",
492 	"unknown-59",
493 	"unknown-60",
494 	"unknown-61",
495 	"unknown-62",
496 	"unknown-63",
497 	"unknown-64",
498 	"unknown-65",
499 	"unknown-66",
500 	"unknown-67",
501 	"unknown-68",
502 	"unknown-69",
503 	"unknown-70",
504 	"unknown-71",
505 	"unknown-72",
506 	"unknown-73",
507 	"unknown-74",
508 	"unknown-75",
509 	"unknown-76",
510 	"unknown-77",
511 	"unknown-78",
512 	"unknown-79",
513 	"unknown-80",
514 	"unknown-81",
515 	"unknown-82",
516 	"unknown-83",
517 	"unknown-84",
518 	"unknown-85",
519 	"unknown-86",
520 	"unknown-87",
521 	"unknown-88",
522 	"unknown-89",
523 	"unknown-90",
524 	"unknown-91",
525 	"unknown-92",
526 	"unknown-93",
527 	"unknown-94",
528 	"unknown-95",
529 	"unknown-96",
530 	"unknown-97",
531 	"unknown-98",
532 	"unknown-99",
533 	"unknown-100",
534 	"unknown-101",
535 	"unknown-102",
536 	"unknown-103",
537 	"unknown-104",
538 	"unknown-105",
539 	"unknown-106",
540 	"unknown-107",
541 	"unknown-108",
542 	"unknown-109",
543 	"unknown-110",
544 	"unknown-111",
545 	"unknown-112",
546 	"unknown-113",
547 	"unknown-114",
548 	"unknown-115",
549 	"unknown-116",
550 	"unknown-117",
551 	"unknown-118",
552 	"unknown-119",
553 	"unknown-120",
554 	"unknown-121",
555 	"unknown-122",
556 	"unknown-123",
557 	"unknown-124",
558 	"unknown-125",
559 	"unknown-126",
560 	"unknown-127",
561 	"unknown-128",
562 	"unknown-129",
563 	"unknown-130",
564 	"unknown-131",
565 	"unknown-132",
566 	"unknown-133",
567 	"unknown-134",
568 	"unknown-135",
569 	"unknown-136",
570 	"unknown-137",
571 	"unknown-138",
572 	"unknown-139",
573 	"unknown-140",
574 	"unknown-141",
575 	"unknown-142",
576 	"unknown-143",
577 	"unknown-144",
578 	"unknown-145",
579 	"unknown-146",
580 	"unknown-147",
581 	"unknown-148",
582 	"unknown-149",
583 	"unknown-150",
584 	"unknown-151",
585 	"unknown-152",
586 	"unknown-153",
587 	"unknown-154",
588 	"unknown-155",
589 	"unknown-156",
590 	"unknown-157",
591 	"unknown-158",
592 	"unknown-159",
593 	"unknown-160",
594 	"unknown-161",
595 	"unknown-162",
596 	"unknown-163",
597 	"unknown-164",
598 	"unknown-165",
599 	"unknown-166",
600 	"unknown-167",
601 	"unknown-168",
602 	"unknown-169",
603 	"unknown-170",
604 	"unknown-171",
605 	"unknown-172",
606 	"unknown-173",
607 	"unknown-174",
608 	"unknown-175",
609 	"unknown-176",
610 	"unknown-177",
611 	"unknown-178",
612 	"unknown-179",
613 	"unknown-180",
614 	"unknown-181",
615 	"unknown-182",
616 	"unknown-183",
617 	"unknown-184",
618 	"unknown-185",
619 	"unknown-186",
620 	"unknown-187",
621 	"unknown-188",
622 	"unknown-189",
623 	"unknown-190",
624 	"unknown-191",
625 	"unknown-192",
626 	"unknown-193",
627 	"unknown-194",
628 	"unknown-195",
629 	"unknown-196",
630 	"unknown-197",
631 	"unknown-198",
632 	"unknown-199",
633 	"unknown-200",
634 	"unknown-201",
635 	"unknown-202",
636 	"unknown-203",
637 	"unknown-204",
638 	"unknown-205",
639 	"unknown-206",
640 	"unknown-207",
641 	"unknown-208",
642 	"unknown-209",
643 	"unknown-210",
644 	"unknown-211",
645 	"unknown-212",
646 	"unknown-213",
647 	"unknown-214",
648 	"unknown-215",
649 	"unknown-216",
650 	"unknown-217",
651 	"unknown-218",
652 	"unknown-219",
653 	"unknown-220",
654 	"unknown-221",
655 	"unknown-222",
656 	"unknown-223",
657 	"unknown-224",
658 	"unknown-225",
659 	"unknown-226",
660 	"unknown-227",
661 	"unknown-228",
662 	"unknown-229",
663 	"unknown-230",
664 	"unknown-231",
665 	"unknown-232",
666 	"unknown-233",
667 	"unknown-234",
668 	"unknown-235",
669 	"unknown-236",
670 	"unknown-237",
671 	"unknown-238",
672 	"unknown-239",
673 	"unknown-240",
674 	"unknown-241",
675 	"unknown-242",
676 	"unknown-243",
677 	"unknown-244",
678 	"unknown-245",
679 	"unknown-246",
680 	"unknown-247",
681 	"unknown-248",
682 	"unknown-249",
683 	"unknown-250",
684 	"unknown-251",
685 	"unknown-252",
686 	"unknown-253",
687 	"unknown-254",
688 	"unknown-255"
689 };
690 
691 
692 struct hash_table universe_hash;
693 
694 void
695 initialize_universes(void)
696 {
697 	int i;
698 
699 	dhcp_universe.name = "dhcp";
700 	dhcp_universe.hash = new_hash();
701 	if (!dhcp_universe.hash)
702 		fatalx("Can't allocate dhcp option hash table.");
703 	for (i = 0; i < 256; i++) {
704 		dhcp_universe.options[i] = &dhcp_options[i];
705 		add_hash(dhcp_universe.hash,
706 		    (unsigned char *)dhcp_options[i].name, 0,
707 		    (unsigned char *)&dhcp_options[i]);
708 	}
709 	universe_hash.hash_count = DEFAULT_HASH_SIZE;
710 	add_hash(&universe_hash,
711 	    (unsigned char *)dhcp_universe.name, 0,
712 	    (unsigned char *)&dhcp_universe);
713 }
714