tables.c revision 148411
1/*	$OpenBSD: tables.c,v 1.4 2004/05/04 20:28:40 deraadt Exp $	*/
2/*	$FreeBSD: head/sbin/dhclient/tables.c 148411 2005-07-25 22:19:09Z brooks $	*/
3
4/* Tables of information... */
5
6/*
7 * Copyright (c) 1995, 1996 The Internet Software Consortium.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 *
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of The Internet Software Consortium nor the names
20 *    of its contributors may be used to endorse or promote products derived
21 *    from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
24 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
25 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED.  IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
28 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
29 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
31 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
32 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
34 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * This software has been written for the Internet Software Consortium
38 * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
39 * Enterprises.  To learn more about the Internet Software Consortium,
40 * see ``http://www.vix.com/isc''.  To learn more about Vixie
41 * Enterprises, see ``http://www.vix.com''.
42 */
43
44#include "dhcpd.h"
45
46/*
47 * DHCP Option names, formats and codes, from RFC1533.
48 *
49 * Format codes:
50 *
51 * e - end of data
52 * I - IP address
53 * l - 32-bit signed integer
54 * L - 32-bit unsigned integer
55 * s - 16-bit signed integer
56 * S - 16-bit unsigned integer
57 * b - 8-bit signed integer
58 * B - 8-bit unsigned integer
59 * t - ASCII text
60 * f - flag (true or false)
61 * A - array of whatever precedes (e.g., IA means array of IP addresses)
62 */
63
64struct universe dhcp_universe;
65struct option dhcp_options[256] = {
66	{ "pad", "",					&dhcp_universe, 0 },
67	{ "subnet-mask", "I",				&dhcp_universe, 1 },
68	{ "time-offset", "l",				&dhcp_universe, 2 },
69	{ "routers", "IA",				&dhcp_universe, 3 },
70	{ "time-servers", "IA",				&dhcp_universe, 4 },
71	{ "ien116-name-servers", "IA",			&dhcp_universe, 5 },
72	{ "domain-name-servers", "IA",			&dhcp_universe, 6 },
73	{ "log-servers", "IA",				&dhcp_universe, 7 },
74	{ "cookie-servers", "IA",			&dhcp_universe, 8 },
75	{ "lpr-servers", "IA",				&dhcp_universe, 9 },
76	{ "impress-servers", "IA",			&dhcp_universe, 10 },
77	{ "resource-location-servers", "IA",		&dhcp_universe, 11 },
78	{ "host-name", "t",				&dhcp_universe, 12 },
79	{ "boot-size", "S",				&dhcp_universe, 13 },
80	{ "merit-dump", "t",				&dhcp_universe, 14 },
81	{ "domain-name", "t",				&dhcp_universe, 15 },
82	{ "swap-server", "I",				&dhcp_universe, 16 },
83	{ "root-path", "t",				&dhcp_universe, 17 },
84	{ "extensions-path", "t",			&dhcp_universe, 18 },
85	{ "ip-forwarding", "f",				&dhcp_universe, 19 },
86	{ "non-local-source-routing", "f",		&dhcp_universe, 20 },
87	{ "policy-filter", "IIA",			&dhcp_universe, 21 },
88	{ "max-dgram-reassembly", "S",			&dhcp_universe, 22 },
89	{ "default-ip-ttl", "B",			&dhcp_universe, 23 },
90	{ "path-mtu-aging-timeout", "L",		&dhcp_universe, 24 },
91	{ "path-mtu-plateau-table", "SA",		&dhcp_universe, 25 },
92	{ "interface-mtu", "S",				&dhcp_universe, 26 },
93	{ "all-subnets-local", "f",			&dhcp_universe, 27 },
94	{ "broadcast-address", "I",			&dhcp_universe, 28 },
95	{ "perform-mask-discovery", "f",		&dhcp_universe, 29 },
96	{ "mask-supplier", "f",				&dhcp_universe, 30 },
97	{ "router-discovery", "f",			&dhcp_universe, 31 },
98	{ "router-solicitation-address", "I",		&dhcp_universe, 32 },
99	{ "static-routes", "IIA",			&dhcp_universe, 33 },
100	{ "trailer-encapsulation", "f",			&dhcp_universe, 34 },
101	{ "arp-cache-timeout", "L",			&dhcp_universe, 35 },
102	{ "ieee802-3-encapsulation", "f",		&dhcp_universe, 36 },
103	{ "default-tcp-ttl", "B",			&dhcp_universe, 37 },
104	{ "tcp-keepalive-interval", "L",		&dhcp_universe, 38 },
105	{ "tcp-keepalive-garbage", "f",			&dhcp_universe, 39 },
106	{ "nis-domain", "t",				&dhcp_universe, 40 },
107	{ "nis-servers", "IA",				&dhcp_universe, 41 },
108	{ "ntp-servers", "IA",				&dhcp_universe, 42 },
109	{ "vendor-encapsulated-options", "X",		&dhcp_universe, 43 },
110	{ "netbios-name-servers", "IA",			&dhcp_universe, 44 },
111	{ "netbios-dd-server", "IA",			&dhcp_universe, 45 },
112	{ "netbios-node-type", "B",			&dhcp_universe, 46 },
113	{ "netbios-scope", "t",				&dhcp_universe, 47 },
114	{ "font-servers", "IA",				&dhcp_universe, 48 },
115	{ "x-display-manager", "IA",			&dhcp_universe, 49 },
116	{ "dhcp-requested-address", "I",		&dhcp_universe, 50 },
117	{ "dhcp-lease-time", "L",			&dhcp_universe, 51 },
118	{ "dhcp-option-overload", "B",			&dhcp_universe, 52 },
119	{ "dhcp-message-type", "B",			&dhcp_universe, 53 },
120	{ "dhcp-server-identifier", "I",		&dhcp_universe, 54 },
121	{ "dhcp-parameter-request-list", "BA",		&dhcp_universe, 55 },
122	{ "dhcp-message", "t",				&dhcp_universe, 56 },
123	{ "dhcp-max-message-size", "S",			&dhcp_universe, 57 },
124	{ "dhcp-renewal-time", "L",			&dhcp_universe, 58 },
125	{ "dhcp-rebinding-time", "L",			&dhcp_universe, 59 },
126	{ "dhcp-class-identifier", "t",			&dhcp_universe, 60 },
127	{ "dhcp-client-identifier", "X",		&dhcp_universe, 61 },
128	{ "option-62", "X",				&dhcp_universe, 62 },
129	{ "option-63", "X",				&dhcp_universe, 63 },
130	{ "nisplus-domain", "t",			&dhcp_universe, 64 },
131	{ "nisplus-servers", "IA",			&dhcp_universe, 65 },
132	{ "tftp-server-name", "t",			&dhcp_universe, 66 },
133	{ "bootfile-name", "t",				&dhcp_universe, 67 },
134	{ "mobile-ip-home-agent", "IA",			&dhcp_universe, 68 },
135	{ "smtp-server", "IA",				&dhcp_universe, 69 },
136	{ "pop-server", "IA",				&dhcp_universe, 70 },
137	{ "nntp-server", "IA",				&dhcp_universe, 71 },
138	{ "www-server", "IA",				&dhcp_universe, 72 },
139	{ "finger-server", "IA",			&dhcp_universe, 73 },
140	{ "irc-server", "IA",				&dhcp_universe, 74 },
141	{ "streettalk-server", "IA",			&dhcp_universe, 75 },
142	{ "streettalk-directory-assistance-server", "IA", &dhcp_universe, 76 },
143	{ "user-class", "t",				&dhcp_universe, 77 },
144	{ "option-78", "X",				&dhcp_universe, 78 },
145	{ "option-79", "X",				&dhcp_universe, 79 },
146	{ "option-80", "X",				&dhcp_universe, 80 },
147	{ "option-81", "X",				&dhcp_universe, 81 },
148	{ "option-82", "X",				&dhcp_universe, 82 },
149	{ "option-83", "X",				&dhcp_universe, 83 },
150	{ "option-84", "X",				&dhcp_universe, 84 },
151	{ "nds-servers", "IA",				&dhcp_universe, 85 },
152	{ "nds-tree-name", "X",				&dhcp_universe, 86 },
153	{ "nds-context", "X",				&dhcp_universe, 87 },
154	{ "option-88", "X",				&dhcp_universe, 88 },
155	{ "option-89", "X",				&dhcp_universe, 89 },
156	{ "option-90", "X",				&dhcp_universe, 90 },
157	{ "option-91", "X",				&dhcp_universe, 91 },
158	{ "option-92", "X",				&dhcp_universe, 92 },
159	{ "option-93", "X",				&dhcp_universe, 93 },
160	{ "option-94", "X",				&dhcp_universe, 94 },
161	{ "option-95", "X",				&dhcp_universe, 95 },
162	{ "option-96", "X",				&dhcp_universe, 96 },
163	{ "option-97", "X",				&dhcp_universe, 97 },
164	{ "option-98", "X",				&dhcp_universe, 98 },
165	{ "option-99", "X",				&dhcp_universe, 99 },
166	{ "option-100", "X",				&dhcp_universe, 100 },
167	{ "option-101", "X",				&dhcp_universe, 101 },
168	{ "option-102", "X",				&dhcp_universe, 102 },
169	{ "option-103", "X",				&dhcp_universe, 103 },
170	{ "option-104", "X",				&dhcp_universe, 104 },
171	{ "option-105", "X",				&dhcp_universe, 105 },
172	{ "option-106", "X",				&dhcp_universe, 106 },
173	{ "option-107", "X",				&dhcp_universe, 107 },
174	{ "option-108", "X",				&dhcp_universe, 108 },
175	{ "option-109", "X",				&dhcp_universe, 109 },
176	{ "option-110", "X",				&dhcp_universe, 110 },
177	{ "option-111", "X",				&dhcp_universe, 111 },
178	{ "option-112", "X",				&dhcp_universe, 112 },
179	{ "option-113", "X",				&dhcp_universe, 113 },
180	{ "option-114", "X",				&dhcp_universe, 114 },
181	{ "option-115", "X",				&dhcp_universe, 115 },
182	{ "option-116", "X",				&dhcp_universe, 116 },
183	{ "option-117", "X",				&dhcp_universe, 117 },
184	{ "option-118", "X",				&dhcp_universe, 118 },
185	{ "option-119", "X",				&dhcp_universe, 119 },
186	{ "option-120", "X",				&dhcp_universe, 120 },
187	{ "option-121", "X",				&dhcp_universe, 121 },
188	{ "option-122", "X",				&dhcp_universe, 122 },
189	{ "option-123", "X",				&dhcp_universe, 123 },
190	{ "option-124", "X",				&dhcp_universe, 124 },
191	{ "option-125", "X",				&dhcp_universe, 125 },
192	{ "option-126", "X",				&dhcp_universe, 126 },
193	{ "option-127", "X",				&dhcp_universe, 127 },
194	{ "option-128", "X",				&dhcp_universe, 128 },
195	{ "option-129", "X",				&dhcp_universe, 129 },
196	{ "option-130", "X",				&dhcp_universe, 130 },
197	{ "option-131", "X",				&dhcp_universe, 131 },
198	{ "option-132", "X",				&dhcp_universe, 132 },
199	{ "option-133", "X",				&dhcp_universe, 133 },
200	{ "option-134", "X",				&dhcp_universe, 134 },
201	{ "option-135", "X",				&dhcp_universe, 135 },
202	{ "option-136", "X",				&dhcp_universe, 136 },
203	{ "option-137", "X",				&dhcp_universe, 137 },
204	{ "option-138", "X",				&dhcp_universe, 138 },
205	{ "option-139", "X",				&dhcp_universe, 139 },
206	{ "option-140", "X",				&dhcp_universe, 140 },
207	{ "option-141", "X",				&dhcp_universe, 141 },
208	{ "option-142", "X",				&dhcp_universe, 142 },
209	{ "option-143", "X",				&dhcp_universe, 143 },
210	{ "option-144", "X",				&dhcp_universe, 144 },
211	{ "option-145", "X",				&dhcp_universe, 145 },
212	{ "option-146", "X",				&dhcp_universe, 146 },
213	{ "option-147", "X",				&dhcp_universe, 147 },
214	{ "option-148", "X",				&dhcp_universe, 148 },
215	{ "option-149", "X",				&dhcp_universe, 149 },
216	{ "option-150", "X",				&dhcp_universe, 150 },
217	{ "option-151", "X",				&dhcp_universe, 151 },
218	{ "option-152", "X",				&dhcp_universe, 152 },
219	{ "option-153", "X",				&dhcp_universe, 153 },
220	{ "option-154", "X",				&dhcp_universe, 154 },
221	{ "option-155", "X",				&dhcp_universe, 155 },
222	{ "option-156", "X",				&dhcp_universe, 156 },
223	{ "option-157", "X",				&dhcp_universe, 157 },
224	{ "option-158", "X",				&dhcp_universe, 158 },
225	{ "option-159", "X",				&dhcp_universe, 159 },
226	{ "option-160", "X",				&dhcp_universe, 160 },
227	{ "option-161", "X",				&dhcp_universe, 161 },
228	{ "option-162", "X",				&dhcp_universe, 162 },
229	{ "option-163", "X",				&dhcp_universe, 163 },
230	{ "option-164", "X",				&dhcp_universe, 164 },
231	{ "option-165", "X",				&dhcp_universe, 165 },
232	{ "option-166", "X",				&dhcp_universe, 166 },
233	{ "option-167", "X",				&dhcp_universe, 167 },
234	{ "option-168", "X",				&dhcp_universe, 168 },
235	{ "option-169", "X",				&dhcp_universe, 169 },
236	{ "option-170", "X",				&dhcp_universe, 170 },
237	{ "option-171", "X",				&dhcp_universe, 171 },
238	{ "option-172", "X",				&dhcp_universe, 172 },
239	{ "option-173", "X",				&dhcp_universe, 173 },
240	{ "option-174", "X",				&dhcp_universe, 174 },
241	{ "option-175", "X",				&dhcp_universe, 175 },
242	{ "option-176", "X",				&dhcp_universe, 176 },
243	{ "option-177", "X",				&dhcp_universe, 177 },
244	{ "option-178", "X",				&dhcp_universe, 178 },
245	{ "option-179", "X",				&dhcp_universe, 179 },
246	{ "option-180", "X",				&dhcp_universe, 180 },
247	{ "option-181", "X",				&dhcp_universe, 181 },
248	{ "option-182", "X",				&dhcp_universe, 182 },
249	{ "option-183", "X",				&dhcp_universe, 183 },
250	{ "option-184", "X",				&dhcp_universe, 184 },
251	{ "option-185", "X",				&dhcp_universe, 185 },
252	{ "option-186", "X",				&dhcp_universe, 186 },
253	{ "option-187", "X",				&dhcp_universe, 187 },
254	{ "option-188", "X",				&dhcp_universe, 188 },
255	{ "option-189", "X",				&dhcp_universe, 189 },
256	{ "option-190", "X",				&dhcp_universe, 190 },
257	{ "option-191", "X",				&dhcp_universe, 191 },
258	{ "option-192", "X",				&dhcp_universe, 192 },
259	{ "option-193", "X",				&dhcp_universe, 193 },
260	{ "option-194", "X",				&dhcp_universe, 194 },
261	{ "option-195", "X",				&dhcp_universe, 195 },
262	{ "option-196", "X",				&dhcp_universe, 196 },
263	{ "option-197", "X",				&dhcp_universe, 197 },
264	{ "option-198", "X",				&dhcp_universe, 198 },
265	{ "option-199", "X",				&dhcp_universe, 199 },
266	{ "option-200", "X",				&dhcp_universe, 200 },
267	{ "option-201", "X",				&dhcp_universe, 201 },
268	{ "option-202", "X",				&dhcp_universe, 202 },
269	{ "option-203", "X",				&dhcp_universe, 203 },
270	{ "option-204", "X",				&dhcp_universe, 204 },
271	{ "option-205", "X",				&dhcp_universe, 205 },
272	{ "option-206", "X",				&dhcp_universe, 206 },
273	{ "option-207", "X",				&dhcp_universe, 207 },
274	{ "option-208", "X",				&dhcp_universe, 208 },
275	{ "option-209", "X",				&dhcp_universe, 209 },
276	{ "option-210", "X",				&dhcp_universe, 210 },
277	{ "option-211", "X",				&dhcp_universe, 211 },
278	{ "option-212", "X",				&dhcp_universe, 212 },
279	{ "option-213", "X",				&dhcp_universe, 213 },
280	{ "option-214", "X",				&dhcp_universe, 214 },
281	{ "option-215", "X",				&dhcp_universe, 215 },
282	{ "option-216", "X",				&dhcp_universe, 216 },
283	{ "option-217", "X",				&dhcp_universe, 217 },
284	{ "option-218", "X",				&dhcp_universe, 218 },
285	{ "option-219", "X",				&dhcp_universe, 219 },
286	{ "option-220", "X",				&dhcp_universe, 220 },
287	{ "option-221", "X",				&dhcp_universe, 221 },
288	{ "option-222", "X",				&dhcp_universe, 222 },
289	{ "option-223", "X",				&dhcp_universe, 223 },
290	{ "option-224", "X",				&dhcp_universe, 224 },
291	{ "option-225", "X",				&dhcp_universe, 225 },
292	{ "option-226", "X",				&dhcp_universe, 226 },
293	{ "option-227", "X",				&dhcp_universe, 227 },
294	{ "option-228", "X",				&dhcp_universe, 228 },
295	{ "option-229", "X",				&dhcp_universe, 229 },
296	{ "option-230", "X",				&dhcp_universe, 230 },
297	{ "option-231", "X",				&dhcp_universe, 231 },
298	{ "option-232", "X",				&dhcp_universe, 232 },
299	{ "option-233", "X",				&dhcp_universe, 233 },
300	{ "option-234", "X",				&dhcp_universe, 234 },
301	{ "option-235", "X",				&dhcp_universe, 235 },
302	{ "option-236", "X",				&dhcp_universe, 236 },
303	{ "option-237", "X",				&dhcp_universe, 237 },
304	{ "option-238", "X",				&dhcp_universe, 238 },
305	{ "option-239", "X",				&dhcp_universe, 239 },
306	{ "option-240", "X",				&dhcp_universe, 240 },
307	{ "option-241", "X",				&dhcp_universe, 241 },
308	{ "option-242", "X",				&dhcp_universe, 242 },
309	{ "option-243", "X",				&dhcp_universe, 243 },
310	{ "option-244", "X",				&dhcp_universe, 244 },
311	{ "option-245", "X",				&dhcp_universe, 245 },
312	{ "option-246", "X",				&dhcp_universe, 246 },
313	{ "option-247", "X",				&dhcp_universe, 247 },
314	{ "option-248", "X",				&dhcp_universe, 248 },
315	{ "option-249", "X",				&dhcp_universe, 249 },
316	{ "option-250", "X",				&dhcp_universe, 250 },
317	{ "option-251", "X",				&dhcp_universe, 251 },
318	{ "option-252", "X",				&dhcp_universe, 252 },
319	{ "option-253", "X",				&dhcp_universe, 253 },
320	{ "option-254", "X",				&dhcp_universe, 254 },
321	{ "option-end", "e",				&dhcp_universe, 255 },
322};
323
324/*
325 * Default dhcp option priority list (this is ad hoc and should not be
326 * mistaken for a carefully crafted and optimized list).
327 */
328unsigned char dhcp_option_default_priority_list[] = {
329	DHO_DHCP_REQUESTED_ADDRESS,
330	DHO_DHCP_OPTION_OVERLOAD,
331	DHO_DHCP_MAX_MESSAGE_SIZE,
332	DHO_DHCP_RENEWAL_TIME,
333	DHO_DHCP_REBINDING_TIME,
334	DHO_DHCP_CLASS_IDENTIFIER,
335	DHO_DHCP_CLIENT_IDENTIFIER,
336	DHO_SUBNET_MASK,
337	DHO_TIME_OFFSET,
338	DHO_ROUTERS,
339	DHO_TIME_SERVERS,
340	DHO_NAME_SERVERS,
341	DHO_DOMAIN_NAME_SERVERS,
342	DHO_HOST_NAME,
343	DHO_LOG_SERVERS,
344	DHO_COOKIE_SERVERS,
345	DHO_LPR_SERVERS,
346	DHO_IMPRESS_SERVERS,
347	DHO_RESOURCE_LOCATION_SERVERS,
348	DHO_HOST_NAME,
349	DHO_BOOT_SIZE,
350	DHO_MERIT_DUMP,
351	DHO_DOMAIN_NAME,
352	DHO_SWAP_SERVER,
353	DHO_ROOT_PATH,
354	DHO_EXTENSIONS_PATH,
355	DHO_IP_FORWARDING,
356	DHO_NON_LOCAL_SOURCE_ROUTING,
357	DHO_POLICY_FILTER,
358	DHO_MAX_DGRAM_REASSEMBLY,
359	DHO_DEFAULT_IP_TTL,
360	DHO_PATH_MTU_AGING_TIMEOUT,
361	DHO_PATH_MTU_PLATEAU_TABLE,
362	DHO_INTERFACE_MTU,
363	DHO_ALL_SUBNETS_LOCAL,
364	DHO_BROADCAST_ADDRESS,
365	DHO_PERFORM_MASK_DISCOVERY,
366	DHO_MASK_SUPPLIER,
367	DHO_ROUTER_DISCOVERY,
368	DHO_ROUTER_SOLICITATION_ADDRESS,
369	DHO_STATIC_ROUTES,
370	DHO_TRAILER_ENCAPSULATION,
371	DHO_ARP_CACHE_TIMEOUT,
372	DHO_IEEE802_3_ENCAPSULATION,
373	DHO_DEFAULT_TCP_TTL,
374	DHO_TCP_KEEPALIVE_INTERVAL,
375	DHO_TCP_KEEPALIVE_GARBAGE,
376	DHO_NIS_DOMAIN,
377	DHO_NIS_SERVERS,
378	DHO_NTP_SERVERS,
379	DHO_VENDOR_ENCAPSULATED_OPTIONS,
380	DHO_NETBIOS_NAME_SERVERS,
381	DHO_NETBIOS_DD_SERVER,
382	DHO_NETBIOS_NODE_TYPE,
383	DHO_NETBIOS_SCOPE,
384	DHO_FONT_SERVERS,
385	DHO_X_DISPLAY_MANAGER,
386	DHO_DHCP_PARAMETER_REQUEST_LIST,
387
388	/* Presently-undefined options... */
389	62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76,
390	78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92,
391	93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106,
392	107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118,
393	119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130,
394	131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142,
395	143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154,
396	155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166,
397	167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178,
398	179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190,
399	191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202,
400	203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214,
401	215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226,
402	227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238,
403	239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250,
404	251, 252, 253, 254,
405};
406
407int sizeof_dhcp_option_default_priority_list =
408	sizeof(dhcp_option_default_priority_list);
409
410struct hash_table universe_hash;
411
412void
413initialize_universes(void)
414{
415	int i;
416
417	dhcp_universe.name = "dhcp";
418	dhcp_universe.hash = new_hash();
419	if (!dhcp_universe.hash)
420		error("Can't allocate dhcp option hash table.");
421	for (i = 0; i < 256; i++) {
422		dhcp_universe.options[i] = &dhcp_options[i];
423		add_hash(dhcp_universe.hash,
424		    (unsigned char *)dhcp_options[i].name, 0,
425		    (unsigned char *)&dhcp_options[i]);
426	}
427	universe_hash.hash_count = DEFAULT_HASH_SIZE;
428	add_hash(&universe_hash,
429	    (unsigned char *)dhcp_universe.name, 0,
430	    (unsigned char *)&dhcp_universe);
431}
432