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isc-dhcp/common/tables.c

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DHCP Server Daemon
1995-11-29 07:40:04 +00:00
/* tables.c
Tables of information... */
/*
* Copyright (c) 1995 The Internet Software Consortium. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of The Internet Software Consortium nor the names
* of its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This software has been written for the Internet Software Consortium
* by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
* Enterprises. To learn more about the Internet Software Consortium,
* see ``http://www.vix.com/isc''. To learn more about Vixie
* Enterprises, see ``http://www.vix.com''.
*/
#ifndef lint
static char copyright[] =
"@(#) Copyright (c) 1995 The Internet Software Consortium. All rights reserved.\n";
#endif /* not lint */
#include "dhcpd.h"
/* DHCP Option names, formats and codes, from RFC1533.
Format codes:
e - end of data
I - IP address
l - 32-bit signed integer
L - 32-bit unsigned integer
s - 16-bit signed integer
S - 16-bit unsigned integer
b - 8-bit signed integer
B - 8-bit unsigned integer
t - ASCII text
f - flag (true or false)
A - array of whatever precedes (e.g., IA means array of IP addresses)
*/
struct universe dhcp_universe;
struct option dhcp_options [256] = {
More portable internet addresses; fix endian bug; fix parser bugs
1996-02-06 20:25:56 +00:00
{ "pad", "", &dhcp_universe, 0 },
{ "subnet-mask", "I", &dhcp_universe, 1 },
{ "time-offset", "l", &dhcp_universe, 2 },
{ "routers", "IA", &dhcp_universe, 3 },
{ "time-servers", "IA", &dhcp_universe, 4 },
{ "name-servers", "IA", &dhcp_universe, 5 },
{ "domain-name-servers", "IA", &dhcp_universe, 6 },
{ "log-servers", "IA", &dhcp_universe, 7 },
{ "cookie-servers", "IA", &dhcp_universe, 8 },
{ "lpr-servers", "IA", &dhcp_universe, 9 },
{ "impress-servers", "IA", &dhcp_universe, 10 },
{ "resource-location-servers", "IA", &dhcp_universe, 11 },
{ "host-name", "t", &dhcp_universe, 12 },
{ "boot-size", "S", &dhcp_universe, 13 },
{ "merit-dump", "t", &dhcp_universe, 14 },
{ "domain-name", "t", &dhcp_universe, 15 },
{ "swap-server", "I", &dhcp_universe, 16 },
{ "root-path", "t", &dhcp_universe, 17 },
{ "extensions-path", "t", &dhcp_universe, 18 },
{ "ip-forwarding", "f", &dhcp_universe, 19 },
{ "non-local-source-routing", "f", &dhcp_universe, 20 },
{ "policy-filter", "IIA", &dhcp_universe, 21 },
{ "max-dgram-reassembly", "S", &dhcp_universe, 22 },
{ "default-ip-ttl", "B", &dhcp_universe, 23 },
{ "path-mtu-aging-timeout", "L", &dhcp_universe, 24 },
{ "path-mtu-plateau-table", "SA", &dhcp_universe, 25 },
{ "interface-mtu", "S", &dhcp_universe, 26 },
{ "all-subnets-local", "f", &dhcp_universe, 27 },
{ "broadcast-address", "I", &dhcp_universe, 28 },
{ "perform-mask-discovery", "f", &dhcp_universe, 29 },
{ "mask-supplier", "f", &dhcp_universe, 30 },
{ "router-discovery", "f", &dhcp_universe, 31 },
{ "router-solicitation-address", "I", &dhcp_universe, 32 },
{ "static-routes", "IIA", &dhcp_universe, 33 },
{ "trailer-encapsulation", "f", &dhcp_universe, 34 },
{ "arp-cache-timeout", "L", &dhcp_universe, 35 },
{ "ieee802.3-encapsulation", "f", &dhcp_universe, 36 },
{ "default-tcp-ttl", "B", &dhcp_universe, 37 },
{ "tcp-keepalive-interval", "L", &dhcp_universe, 38 },
{ "tcp-keepalive-garbage", "f", &dhcp_universe, 39 },
{ "nis-domain", "t", &dhcp_universe, 40 },
{ "nis-servers", "IA", &dhcp_universe, 41 },
{ "ntp-servers", "IA", &dhcp_universe, 42 },
{ "vendor-encapsulated-options", "t", &dhcp_universe, 43 },
{ "netbios-name-servers", "IA", &dhcp_universe, 44 },
{ "netbios-dd-server", "IA", &dhcp_universe, 45 },
{ "netbios-node-type", "B", &dhcp_universe, 46 },
{ "netbios-scope", "t", &dhcp_universe, 47 },
{ "font-servers", "IA", &dhcp_universe, 48 },
{ "x-display-manager", "IA", &dhcp_universe, 49 },
{ "dhcp-requested-address", "I", &dhcp_universe, 50 },
{ "dhcp-lease-time", "L", &dhcp_universe, 51 },
{ "dhcp-option-overload", "B", &dhcp_universe, 52 },
{ "dhcp-message-type", "B", &dhcp_universe, 53 },
{ "dhcp-server-identifier", "I", &dhcp_universe, 54 },
{ "dhcp-parameter-request-list", "BA", &dhcp_universe, 55 },
{ "dhcp-message", "t", &dhcp_universe, 56 },
{ "dhcp-max-message-size", "S", &dhcp_universe, 57 },
{ "dhcp-renewal-time", "L", &dhcp_universe, 58 },
{ "dhcp-rebinding-time", "L", &dhcp_universe, 59 },
{ "dhcp-class-identifier", "t", &dhcp_universe, 60 },
{ "dhcp-client-identifier", "t", &dhcp_universe, 61 },
{ "option-62", "", &dhcp_universe, 62 },
{ "option-63", "", &dhcp_universe, 63 },
{ "option-64", "", &dhcp_universe, 64 },
{ "option-65", "", &dhcp_universe, 65 },
{ "option-66", "", &dhcp_universe, 66 },
{ "option-67", "", &dhcp_universe, 67 },
{ "option-68", "", &dhcp_universe, 68 },
{ "option-69", "", &dhcp_universe, 69 },
{ "option-70", "", &dhcp_universe, 70 },
{ "option-71", "", &dhcp_universe, 71 },
{ "option-72", "", &dhcp_universe, 72 },
{ "option-73", "", &dhcp_universe, 73 },
{ "option-74", "", &dhcp_universe, 74 },
{ "option-75", "", &dhcp_universe, 75 },
{ "option-76", "", &dhcp_universe, 76 },
{ "option-77", "", &dhcp_universe, 77 },
{ "option-78", "", &dhcp_universe, 78 },
{ "option-79", "", &dhcp_universe, 79 },
{ "option-80", "", &dhcp_universe, 80 },
{ "option-81", "", &dhcp_universe, 81 },
{ "option-82", "", &dhcp_universe, 82 },
{ "option-83", "", &dhcp_universe, 83 },
{ "option-84", "", &dhcp_universe, 84 },
{ "option-85", "", &dhcp_universe, 85 },
{ "option-86", "", &dhcp_universe, 86 },
{ "option-87", "", &dhcp_universe, 87 },
{ "option-88", "", &dhcp_universe, 88 },
{ "option-89", "", &dhcp_universe, 89 },
{ "option-90", "", &dhcp_universe, 90 },
{ "option-91", "", &dhcp_universe, 91 },
{ "option-92", "", &dhcp_universe, 92 },
{ "option-93", "", &dhcp_universe, 93 },
{ "option-94", "", &dhcp_universe, 94 },
{ "option-95", "", &dhcp_universe, 95 },
{ "option-96", "", &dhcp_universe, 96 },
{ "option-97", "", &dhcp_universe, 97 },
{ "option-98", "", &dhcp_universe, 98 },
{ "option-99", "", &dhcp_universe, 99 },
{ "option-100", "", &dhcp_universe, 100 },
{ "option-101", "", &dhcp_universe, 101 },
{ "option-102", "", &dhcp_universe, 102 },
{ "option-103", "", &dhcp_universe, 103 },
{ "option-104", "", &dhcp_universe, 104 },
{ "option-105", "", &dhcp_universe, 105 },
{ "option-106", "", &dhcp_universe, 106 },
{ "option-107", "", &dhcp_universe, 107 },
{ "option-108", "", &dhcp_universe, 108 },
{ "option-109", "", &dhcp_universe, 109 },
{ "option-110", "", &dhcp_universe, 110 },
{ "option-111", "", &dhcp_universe, 111 },
{ "option-112", "", &dhcp_universe, 112 },
{ "option-113", "", &dhcp_universe, 113 },
{ "option-114", "", &dhcp_universe, 114 },
{ "option-115", "", &dhcp_universe, 115 },
{ "option-116", "", &dhcp_universe, 116 },
{ "option-117", "", &dhcp_universe, 117 },
{ "option-118", "", &dhcp_universe, 118 },
{ "option-119", "", &dhcp_universe, 119 },
{ "option-120", "", &dhcp_universe, 120 },
{ "option-121", "", &dhcp_universe, 121 },
{ "option-122", "", &dhcp_universe, 122 },
{ "option-123", "", &dhcp_universe, 123 },
{ "option-124", "", &dhcp_universe, 124 },
{ "option-125", "", &dhcp_universe, 125 },
{ "option-126", "", &dhcp_universe, 126 },
{ "option-127", "", &dhcp_universe, 127 },
{ "option-128", "", &dhcp_universe, 128 },
{ "option-129", "", &dhcp_universe, 129 },
{ "option-130", "", &dhcp_universe, 130 },
{ "option-131", "", &dhcp_universe, 131 },
{ "option-132", "", &dhcp_universe, 132 },
{ "option-133", "", &dhcp_universe, 133 },
{ "option-134", "", &dhcp_universe, 134 },
{ "option-135", "", &dhcp_universe, 135 },
{ "option-136", "", &dhcp_universe, 136 },
{ "option-137", "", &dhcp_universe, 137 },
{ "option-138", "", &dhcp_universe, 138 },
{ "option-139", "", &dhcp_universe, 139 },
{ "option-140", "", &dhcp_universe, 140 },
{ "option-141", "", &dhcp_universe, 141 },
{ "option-142", "", &dhcp_universe, 142 },
{ "option-143", "", &dhcp_universe, 143 },
{ "option-144", "", &dhcp_universe, 144 },
{ "option-145", "", &dhcp_universe, 145 },
{ "option-146", "", &dhcp_universe, 146 },
{ "option-147", "", &dhcp_universe, 147 },
{ "option-148", "", &dhcp_universe, 148 },
{ "option-149", "", &dhcp_universe, 149 },
{ "option-150", "", &dhcp_universe, 150 },
{ "option-151", "", &dhcp_universe, 151 },
{ "option-152", "", &dhcp_universe, 152 },
{ "option-153", "", &dhcp_universe, 153 },
{ "option-154", "", &dhcp_universe, 154 },
{ "option-155", "", &dhcp_universe, 155 },
{ "option-156", "", &dhcp_universe, 156 },
{ "option-157", "", &dhcp_universe, 157 },
{ "option-158", "", &dhcp_universe, 158 },
{ "option-159", "", &dhcp_universe, 159 },
{ "option-160", "", &dhcp_universe, 160 },
{ "option-161", "", &dhcp_universe, 161 },
{ "option-162", "", &dhcp_universe, 162 },
{ "option-163", "", &dhcp_universe, 163 },
{ "option-164", "", &dhcp_universe, 164 },
{ "option-165", "", &dhcp_universe, 165 },
{ "option-166", "", &dhcp_universe, 166 },
{ "option-167", "", &dhcp_universe, 167 },
{ "option-168", "", &dhcp_universe, 168 },
{ "option-169", "", &dhcp_universe, 169 },
{ "option-170", "", &dhcp_universe, 170 },
{ "option-171", "", &dhcp_universe, 171 },
{ "option-172", "", &dhcp_universe, 172 },
{ "option-173", "", &dhcp_universe, 173 },
{ "option-174", "", &dhcp_universe, 174 },
{ "option-175", "", &dhcp_universe, 175 },
{ "option-176", "", &dhcp_universe, 176 },
{ "option-177", "", &dhcp_universe, 177 },
{ "option-178", "", &dhcp_universe, 178 },
{ "option-179", "", &dhcp_universe, 179 },
{ "option-180", "", &dhcp_universe, 180 },
{ "option-181", "", &dhcp_universe, 181 },
{ "option-182", "", &dhcp_universe, 182 },
{ "option-183", "", &dhcp_universe, 183 },
{ "option-184", "", &dhcp_universe, 184 },
{ "option-185", "", &dhcp_universe, 185 },
{ "option-186", "", &dhcp_universe, 186 },
{ "option-187", "", &dhcp_universe, 187 },
{ "option-188", "", &dhcp_universe, 188 },
{ "option-189", "", &dhcp_universe, 189 },
{ "option-190", "", &dhcp_universe, 190 },
{ "option-191", "", &dhcp_universe, 191 },
{ "option-192", "", &dhcp_universe, 192 },
{ "option-193", "", &dhcp_universe, 193 },
{ "option-194", "", &dhcp_universe, 194 },
{ "option-195", "", &dhcp_universe, 195 },
{ "option-196", "", &dhcp_universe, 196 },
{ "option-197", "", &dhcp_universe, 197 },
{ "option-198", "", &dhcp_universe, 198 },
{ "option-199", "", &dhcp_universe, 199 },
{ "option-200", "", &dhcp_universe, 200 },
{ "option-201", "", &dhcp_universe, 201 },
{ "option-202", "", &dhcp_universe, 202 },
{ "option-203", "", &dhcp_universe, 203 },
{ "option-204", "", &dhcp_universe, 204 },
{ "option-205", "", &dhcp_universe, 205 },
{ "option-206", "", &dhcp_universe, 206 },
{ "option-207", "", &dhcp_universe, 207 },
{ "option-208", "", &dhcp_universe, 208 },
{ "option-209", "", &dhcp_universe, 209 },
{ "option-210", "", &dhcp_universe, 210 },
{ "option-211", "", &dhcp_universe, 211 },
{ "option-212", "", &dhcp_universe, 212 },
{ "option-213", "", &dhcp_universe, 213 },
{ "option-214", "", &dhcp_universe, 214 },
{ "option-215", "", &dhcp_universe, 215 },
{ "option-216", "", &dhcp_universe, 216 },
{ "option-217", "", &dhcp_universe, 217 },
{ "option-218", "", &dhcp_universe, 218 },
{ "option-219", "", &dhcp_universe, 219 },
{ "option-220", "", &dhcp_universe, 220 },
{ "option-221", "", &dhcp_universe, 221 },
{ "option-222", "", &dhcp_universe, 222 },
{ "option-223", "", &dhcp_universe, 223 },
{ "option-224", "", &dhcp_universe, 224 },
{ "option-225", "", &dhcp_universe, 225 },
{ "option-226", "", &dhcp_universe, 226 },
{ "option-227", "", &dhcp_universe, 227 },
{ "option-228", "", &dhcp_universe, 228 },
{ "option-229", "", &dhcp_universe, 229 },
{ "option-230", "", &dhcp_universe, 230 },
{ "option-231", "", &dhcp_universe, 231 },
{ "option-232", "", &dhcp_universe, 232 },
{ "option-233", "", &dhcp_universe, 233 },
{ "option-234", "", &dhcp_universe, 234 },
{ "option-235", "", &dhcp_universe, 235 },
{ "option-236", "", &dhcp_universe, 236 },
{ "option-237", "", &dhcp_universe, 237 },
{ "option-238", "", &dhcp_universe, 238 },
{ "option-239", "", &dhcp_universe, 239 },
{ "option-240", "", &dhcp_universe, 240 },
{ "option-241", "", &dhcp_universe, 241 },
{ "option-242", "", &dhcp_universe, 242 },
{ "option-243", "", &dhcp_universe, 243 },
{ "option-244", "", &dhcp_universe, 244 },
{ "option-245", "", &dhcp_universe, 245 },
{ "option-246", "", &dhcp_universe, 246 },
{ "option-247", "", &dhcp_universe, 247 },
{ "option-248", "", &dhcp_universe, 248 },
{ "option-249", "", &dhcp_universe, 249 },
{ "option-250", "", &dhcp_universe, 250 },
{ "option-251", "", &dhcp_universe, 251 },
{ "option-252", "", &dhcp_universe, 252 },
{ "option-253", "", &dhcp_universe, 253 },
{ "option-254", "", &dhcp_universe, 254 },
{ "option-end", "e", &dhcp_universe, 255 },
DHCP Server Daemon
1995-11-29 07:40:04 +00:00
};
/* Default dhcp option priority list (this is ad hoc and should not be
mistaken for a carefully crafted and optimized list). */
unsigned char dhcp_option_default_priority_list [] = {
DHO_SUBNET_MASK,
DHO_TIME_OFFSET,
DHO_ROUTERS,
DHO_TIME_SERVERS,
DHO_NAME_SERVERS,
DHO_DOMAIN_NAME_SERVERS,
DHO_LOG_SERVERS,
DHO_COOKIE_SERVERS,
DHO_LPR_SERVERS,
DHO_IMPRESS_SERVERS,
DHO_RESOURCE_LOCATION_SERVERS,
DHO_HOST_NAME,
DHO_BOOT_SIZE,
DHO_MERIT_DUMP,
DHO_DOMAIN_NAME,
DHO_SWAP_SERVER,
DHO_ROOT_PATH,
DHO_EXTENSIONS_PATH,
DHO_IP_FORWARDING,
DHO_NON_LOCAL_SOURCE_ROUTING,
DHO_POLICY_FILTER,
DHO_MAX_DGRAM_REASSEMBLY,
DHO_DEFAULT_IP_TTL,
DHO_PATH_MTU_AGING_TIMEOUT,
DHO_PATH_MTU_PLATEAU_TABLE,
DHO_INTERFACE_MTU,
DHO_ALL_SUBNETS_LOCAL,
DHO_BROADCAST_ADDRESS,
DHO_PERFORM_MASK_DISCOVERY,
DHO_MASK_SUPPLIER,
DHO_ROUTER_DISCOVERY,
DHO_ROUTER_SOLICITATION_ADDRESS,
DHO_STATIC_ROUTES,
DHO_TRAILER_ENCAPSULATION,
DHO_ARP_CACHE_TIMEOUT,
DHO_IEEE802_3_ENCAPSULATION,
DHO_DEFAULT_TCP_TTL,
DHO_TCP_KEEPALIVE_INTERVAL,
DHO_TCP_KEEPALIVE_GARBAGE,
DHO_NIS_DOMAIN,
DHO_NIS_SERVERS,
DHO_NTP_SERVERS,
DHO_VENDOR_ENCAPSULATED_OPTIONS,
DHO_NETBIOS_NAME_SERVERS,
DHO_NETBIOS_DD_SERVER,
DHO_NETBIOS_NODE_TYPE,
DHO_NETBIOS_SCOPE,
DHO_FONT_SERVERS,
DHO_X_DISPLAY_MANAGER,
DHO_DHCP_REQUESTED_ADDRESS,
DHO_DHCP_LEASE_TIME,
DHO_DHCP_OPTION_OVERLOAD,
DHO_DHCP_MESSAGE_TYPE,
DHO_DHCP_SERVER_IDENTIFIER,
DHO_DHCP_PARAMETER_REQUEST_LIST,
DHO_DHCP_MESSAGE,
DHO_DHCP_MAX_MESSAGE_SIZE,
DHO_DHCP_RENEWAL_TIME,
DHO_DHCP_REBINDING_TIME,
DHO_DHCP_CLASS_IDENTIFIER,
DHO_DHCP_CLIENT_IDENTIFIER,
};
int sizeof_dhcp_option_default_priority_list =
sizeof dhcp_option_default_priority_list;
struct hash_table universe_hash;
void initialize_universes()
{
int i;
dhcp_universe.name = "dhcp";
dhcp_universe.hash = new_hash ();
if (!dhcp_universe.hash)
error ("Can't allocate dhcp option hash table.");
for (i = 0; i < 256; i++) {
dhcp_universe.options [i] = &dhcp_options [i];
add_hash (dhcp_universe.hash, dhcp_options [i].name, 0,
(unsigned char *)&dhcp_options [i]);
}
universe_hash.hash_count = DEFAULT_HASH_SIZE;
add_hash (&universe_hash, dhcp_universe.name, 0,
(unsigned char *)&dhcp_universe);
}
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