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114167a2 | 1 | /* SPDX-License-Identifier: BSD-2-Clause */ |
8cc47ba2 | 2 | /* |
fd05b7dc | 3 | * dhcpcd - DHCP client daemon |
7a13e344 | 4 | * Copyright (c) 2006-2023 Roy Marples <roy@marples.name> |
fd05b7dc RM |
5 | * All rights reserved |
6 | ||
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions | |
9 | * are met: | |
10 | * 1. Redistributions of source code must retain the above copyright | |
11 | * notice, this list of conditions and the following disclaimer. | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in the | |
14 | * documentation and/or other materials provided with the distribution. | |
15 | * | |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
26 | * SUCH DAMAGE. | |
27 | */ | |
28 | ||
0d0c5f66 | 29 | #include <sys/param.h> |
fd05b7dc RM |
30 | #include <sys/types.h> |
31 | ||
32 | #include <arpa/inet.h> | |
33 | ||
34 | #include <ctype.h> | |
35 | #include <errno.h> | |
36 | #include <getopt.h> | |
a93e79c6 | 37 | #include <grp.h> |
f94b4eab | 38 | #include <inttypes.h> |
0d0c5f66 | 39 | #include <limits.h> |
fd05b7dc RM |
40 | #include <paths.h> |
41 | #include <stdio.h> | |
42 | #include <stdlib.h> | |
43 | #include <string.h> | |
44 | #include <unistd.h> | |
45 | #include <time.h> | |
46 | ||
fd05b7dc | 47 | #include "config.h" |
9f7780b0 | 48 | #include "common.h" |
d7555c12 RM |
49 | #include "dhcp.h" |
50 | #include "dhcp6.h" | |
1cd05a96 | 51 | #include "dhcpcd-embedded.h" |
11963d20 | 52 | #include "duid.h" |
b825b39f | 53 | #include "if.h" |
fd05b7dc | 54 | #include "if-options.h" |
e88c525f | 55 | #include "ipv4.h" |
94d1ded9 | 56 | #include "logerr.h" |
9aa11487 | 57 | #include "sa.h" |
fd05b7dc | 58 | |
b3cbcc5a RM |
59 | #define IN_CONFIG_BLOCK(ifo) ((ifo)->options & DHCPCD_FORKED) |
60 | #define SET_CONFIG_BLOCK(ifo) ((ifo)->options |= DHCPCD_FORKED) | |
61 | #define CLEAR_CONFIG_BLOCK(ifo) ((ifo)->options &= ~DHCPCD_FORKED) | |
62 | ||
465198ad RM |
63 | static unsigned long long default_options; |
64 | ||
fd05b7dc | 65 | const struct option cf_options[] = { |
ba97e494 RM |
66 | {"background", no_argument, NULL, 'b'}, |
67 | {"script", required_argument, NULL, 'c'}, | |
68 | {"debug", no_argument, NULL, 'd'}, | |
6bfd88f1 | 69 | {"env", required_argument, NULL, 'e'}, |
ba97e494 | 70 | {"config", required_argument, NULL, 'f'}, |
6bfd88f1 | 71 | {"reconfigure", no_argument, NULL, 'g'}, |
ba97e494 RM |
72 | {"hostname", optional_argument, NULL, 'h'}, |
73 | {"vendorclassid", optional_argument, NULL, 'i'}, | |
e7045be0 | 74 | {"logfile", required_argument, NULL, 'j'}, |
ba97e494 RM |
75 | {"release", no_argument, NULL, 'k'}, |
76 | {"leasetime", required_argument, NULL, 'l'}, | |
77 | {"metric", required_argument, NULL, 'm'}, | |
78 | {"rebind", no_argument, NULL, 'n'}, | |
79 | {"option", required_argument, NULL, 'o'}, | |
80 | {"persistent", no_argument, NULL, 'p'}, | |
81 | {"quiet", no_argument, NULL, 'q'}, | |
82 | {"request", optional_argument, NULL, 'r'}, | |
83 | {"inform", optional_argument, NULL, 's'}, | |
567a2357 | 84 | {"inform6", optional_argument, NULL, O_INFORM6}, |
ba97e494 RM |
85 | {"timeout", required_argument, NULL, 't'}, |
86 | {"userclass", required_argument, NULL, 'u'}, | |
9275b105 RM |
87 | #ifndef SMALL |
88 | {"msuserclass", required_argument, NULL, O_MSUSERCLASS}, | |
89 | #endif | |
ba97e494 | 90 | {"vendor", required_argument, NULL, 'v'}, |
7013b073 | 91 | {"waitip", optional_argument, NULL, 'w'}, |
ba97e494 | 92 | {"exit", no_argument, NULL, 'x'}, |
d3088c74 | 93 | {"allowinterfaces", required_argument, NULL, 'z'}, |
a2a9a498 | 94 | {"reboot", required_argument, NULL, 'y'}, |
ba97e494 RM |
95 | {"noarp", no_argument, NULL, 'A'}, |
96 | {"nobackground", no_argument, NULL, 'B'}, | |
97 | {"nohook", required_argument, NULL, 'C'}, | |
11963d20 | 98 | {"duid", optional_argument, NULL, 'D'}, |
ba97e494 RM |
99 | {"lastlease", no_argument, NULL, 'E'}, |
100 | {"fqdn", optional_argument, NULL, 'F'}, | |
101 | {"nogateway", no_argument, NULL, 'G'}, | |
00ababe4 | 102 | {"xidhwaddr", no_argument, NULL, 'H'}, |
ba97e494 | 103 | {"clientid", optional_argument, NULL, 'I'}, |
900b3da4 | 104 | {"broadcast", no_argument, NULL, 'J'}, |
ba97e494 RM |
105 | {"nolink", no_argument, NULL, 'K'}, |
106 | {"noipv4ll", no_argument, NULL, 'L'}, | |
f6082bca | 107 | {"manager", no_argument, NULL, 'M'}, |
56a66017 | 108 | {"renew", no_argument, NULL, 'N'}, |
5114e3dc | 109 | {"nooption", required_argument, NULL, 'O'}, |
c31b1719 | 110 | {"printpidfile", no_argument, NULL, 'P'}, |
ba97e494 | 111 | {"require", required_argument, NULL, 'Q'}, |
91a44b91 | 112 | {"static", required_argument, NULL, 'S'}, |
ba97e494 | 113 | {"test", no_argument, NULL, 'T'}, |
dc60cba4 | 114 | {"dumplease", no_argument, NULL, 'U'}, |
ba97e494 | 115 | {"variables", no_argument, NULL, 'V'}, |
bf80d526 | 116 | {"whitelist", required_argument, NULL, 'W'}, |
ba97e494 | 117 | {"blacklist", required_argument, NULL, 'X'}, |
d3088c74 | 118 | {"denyinterfaces", required_argument, NULL, 'Z'}, |
df574999 RM |
119 | {"oneshot", no_argument, NULL, '1'}, |
120 | {"ipv4only", no_argument, NULL, '4'}, | |
121 | {"ipv6only", no_argument, NULL, '6'}, | |
68f04fa8 | 122 | {"anonymous", no_argument, NULL, O_ANONYMOUS}, |
2bd74fa2 | 123 | {"randomise_hwaddr",no_argument, NULL, O_RANDOMISE_HWADDR}, |
4ca7460f | 124 | {"arping", required_argument, NULL, O_ARPING}, |
41c60e02 | 125 | {"destination", required_argument, NULL, O_DESTINATION}, |
ff021b0b | 126 | {"fallback", required_argument, NULL, O_FALLBACK}, |
eebe9a18 | 127 | {"ipv6rs", no_argument, NULL, O_IPV6RS}, |
91cd7324 | 128 | {"noipv6rs", no_argument, NULL, O_NOIPV6RS}, |
62f12387 RM |
129 | {"ipv6ra_autoconf", no_argument, NULL, O_IPV6RA_AUTOCONF}, |
130 | {"ipv6ra_noautoconf", no_argument, NULL, O_IPV6RA_NOAUTOCONF}, | |
eebe9a18 | 131 | {"ipv6ra_fork", no_argument, NULL, O_IPV6RA_FORK}, |
94bec972 | 132 | {"ipv4", no_argument, NULL, O_IPV4}, |
bb8051bf | 133 | {"noipv4", no_argument, NULL, O_NOIPV4}, |
94bec972 | 134 | {"ipv6", no_argument, NULL, O_IPV6}, |
bb8051bf | 135 | {"noipv6", no_argument, NULL, O_NOIPV6}, |
7dab081f | 136 | {"noalias", no_argument, NULL, O_NOALIAS}, |
7a911e57 | 137 | {"iaid", required_argument, NULL, O_IAID}, |
ba04408c RM |
138 | {"ia_na", optional_argument, NULL, O_IA_NA}, |
139 | {"ia_ta", optional_argument, NULL, O_IA_TA}, | |
140 | {"ia_pd", optional_argument, NULL, O_IA_PD}, | |
d6a18654 | 141 | {"hostname_short", no_argument, NULL, O_HOSTNAME_SHORT}, |
413652c1 RM |
142 | {"dev", required_argument, NULL, O_DEV}, |
143 | {"nodev", no_argument, NULL, O_NODEV}, | |
7a911e57 | 144 | {"define", required_argument, NULL, O_DEFINE}, |
2be15e88 | 145 | {"definend", required_argument, NULL, O_DEFINEND}, |
7a911e57 RM |
146 | {"define6", required_argument, NULL, O_DEFINE6}, |
147 | {"embed", required_argument, NULL, O_EMBED}, | |
148 | {"encap", required_argument, NULL, O_ENCAP}, | |
149 | {"vendopt", required_argument, NULL, O_VENDOPT}, | |
150 | {"vendclass", required_argument, NULL, O_VENDCLASS}, | |
c73ed171 RM |
151 | {"authprotocol", required_argument, NULL, O_AUTHPROTOCOL}, |
152 | {"authtoken", required_argument, NULL, O_AUTHTOKEN}, | |
153 | {"noauthrequired", no_argument, NULL, O_AUTHNOTREQUIRED}, | |
94bec972 | 154 | {"dhcp", no_argument, NULL, O_DHCP}, |
d4154ba7 | 155 | {"nodhcp", no_argument, NULL, O_NODHCP}, |
94bec972 | 156 | {"dhcp6", no_argument, NULL, O_DHCP6}, |
d4154ba7 | 157 | {"nodhcp6", no_argument, NULL, O_NODHCP6}, |
a93e79c6 | 158 | {"controlgroup", required_argument, NULL, O_CONTROLGRP}, |
1aeaf0e7 | 159 | {"slaac", required_argument, NULL, O_SLAAC}, |
feb553d0 | 160 | {"gateway", no_argument, NULL, O_GATEWAY}, |
85bff648 | 161 | {"reject", required_argument, NULL, O_REJECT}, |
8f924434 | 162 | {"bootp", no_argument, NULL, O_BOOTP}, |
f572315d | 163 | {"nodelay", no_argument, NULL, O_NODELAY}, |
2862d340 | 164 | {"noup", no_argument, NULL, O_NOUP}, |
b1ad0d39 | 165 | {"lastleaseextend", no_argument, NULL, O_LASTLEASE_EXTEND}, |
b4a86584 | 166 | {"inactive", no_argument, NULL, O_INACTIVE}, |
d85ad7d0 | 167 | {"mudurl", required_argument, NULL, O_MUDURL}, |
281818ae | 168 | {"link_rcvbuf", required_argument, NULL, O_LINK_RCVBUF}, |
e9dfc241 RM |
169 | {"configure", no_argument, NULL, O_CONFIGURE}, |
170 | {"noconfigure", no_argument, NULL, O_NOCONFIGURE}, | |
ba97e494 | 171 | {NULL, 0, NULL, '\0'} |
fd05b7dc RM |
172 | }; |
173 | ||
00ababe4 | 174 | static char * |
6df0a6b1 | 175 | add_environ(char ***array, const char *value, int uniq) |
fd05b7dc | 176 | { |
6df0a6b1 | 177 | char **newlist, **list = *array; |
fd05b7dc | 178 | size_t i = 0, l, lv; |
fa245a4d | 179 | char *match = NULL, *p, *n; |
fd05b7dc | 180 | |
78369646 RM |
181 | match = strdup(value); |
182 | if (match == NULL) { | |
94d1ded9 | 183 | logerr(__func__); |
78369646 RM |
184 | return NULL; |
185 | } | |
fd05b7dc | 186 | p = strchr(match, '='); |
d7cfde68 | 187 | if (p == NULL) { |
94d1ded9 | 188 | logerrx("%s: no assignment: %s", __func__, value); |
d7cfde68 RM |
189 | free(match); |
190 | return NULL; | |
191 | } | |
192 | *p++ = '\0'; | |
11975ad8 | 193 | l = strlen(match); |
fd05b7dc | 194 | |
6df0a6b1 | 195 | while (list && list[i]) { |
11975ad8 RM |
196 | /* We know that it must contain '=' due to the above test */ |
197 | size_t listl = (size_t)(strchr(list[i], '=') - list[i]); | |
198 | ||
199 | if (l == listl && strncmp(list[i], match, l) == 0) { | |
fd05b7dc | 200 | if (uniq) { |
78369646 RM |
201 | n = strdup(value); |
202 | if (n == NULL) { | |
94d1ded9 | 203 | logerr(__func__); |
8fc52ced | 204 | free(match); |
78369646 RM |
205 | return NULL; |
206 | } | |
6df0a6b1 RM |
207 | free(list[i]); |
208 | list[i] = n; | |
fd05b7dc RM |
209 | } else { |
210 | /* Append a space and the value to it */ | |
6df0a6b1 | 211 | l = strlen(list[i]); |
d7cfde68 | 212 | lv = strlen(p); |
6df0a6b1 | 213 | n = realloc(list[i], l + lv + 2); |
fa245a4d | 214 | if (n == NULL) { |
94d1ded9 | 215 | logerr(__func__); |
8fc52ced | 216 | free(match); |
fa245a4d RM |
217 | return NULL; |
218 | } | |
6df0a6b1 RM |
219 | list[i] = n; |
220 | list[i][l] = ' '; | |
221 | memcpy(list[i] + l + 1, p, lv); | |
222 | list[i][l + lv + 1] = '\0'; | |
fd05b7dc RM |
223 | } |
224 | free(match); | |
6df0a6b1 | 225 | return list[i]; |
fd05b7dc RM |
226 | } |
227 | i++; | |
228 | } | |
229 | ||
8fc52ced | 230 | free(match); |
78369646 RM |
231 | n = strdup(value); |
232 | if (n == NULL) { | |
94d1ded9 | 233 | logerr(__func__); |
78369646 RM |
234 | return NULL; |
235 | } | |
6df0a6b1 | 236 | newlist = reallocarray(list, i + 2, sizeof(char *)); |
fa245a4d | 237 | if (newlist == NULL) { |
94d1ded9 | 238 | logerr(__func__); |
8fc52ced | 239 | free(n); |
fa245a4d RM |
240 | return NULL; |
241 | } | |
78369646 | 242 | newlist[i] = n; |
fd05b7dc | 243 | newlist[i + 1] = NULL; |
6df0a6b1 | 244 | *array = newlist; |
fd05b7dc RM |
245 | return newlist[i]; |
246 | } | |
247 | ||
f8ea60a1 RM |
248 | #define PARSE_STRING 0 |
249 | #define PARSE_STRING_NULL 1 | |
250 | #define PARSE_HWADDR 2 | |
251 | #define parse_string(a, b, c) parse_str((a), (b), (c), PARSE_STRING) | |
e2357d5e | 252 | #define parse_nstring(a, b, c) parse_str((a), (b), (c), PARSE_STRING_NULL) |
f8ea60a1 | 253 | #define parse_hwaddr(a, b, c) parse_str((a), (b), (c), PARSE_HWADDR) |
fd05b7dc | 254 | static ssize_t |
f8ea60a1 | 255 | parse_str(char *sbuf, size_t slen, const char *str, int flags) |
fd05b7dc | 256 | { |
34457fe6 | 257 | size_t l; |
f8ea60a1 RM |
258 | const char *p, *end; |
259 | int i; | |
d11f52f2 | 260 | char c[4], cmd; |
fd05b7dc | 261 | |
f8ea60a1 | 262 | end = str + strlen(str); |
fd05b7dc RM |
263 | /* If surrounded by quotes then it's a string */ |
264 | if (*str == '"') { | |
f8ea60a1 RM |
265 | p = end - 1; |
266 | if (*p == '"') { | |
267 | str++; | |
268 | end = p; | |
269 | } | |
fd05b7dc | 270 | } else { |
34457fe6 | 271 | l = (size_t)hwaddr_aton(NULL, str); |
6797c08b RM |
272 | if (l > 0) { |
273 | if ((ssize_t)l == -1) { | |
274 | errno = ENOBUFS; | |
275 | return -1; | |
276 | } | |
277 | if (sbuf == NULL) | |
278 | return (ssize_t)l; | |
fd05b7dc RM |
279 | if (l > slen) { |
280 | errno = ENOBUFS; | |
281 | return -1; | |
282 | } | |
283 | hwaddr_aton((uint8_t *)sbuf, str); | |
34457fe6 | 284 | return (ssize_t)l; |
fd05b7dc RM |
285 | } |
286 | } | |
287 | ||
288 | /* Process escapes */ | |
289 | l = 0; | |
290 | /* If processing a string on the clientid, first byte should be | |
291 | * 0 to indicate a non hardware type */ | |
f8ea60a1 | 292 | if (flags == PARSE_HWADDR && *str) { |
7a911e57 RM |
293 | if (sbuf) |
294 | *sbuf++ = 0; | |
fd05b7dc RM |
295 | l++; |
296 | } | |
297 | c[3] = '\0'; | |
f8ea60a1 | 298 | while (str < end) { |
7a911e57 | 299 | if (++l > slen && sbuf) { |
fd05b7dc RM |
300 | errno = ENOBUFS; |
301 | return -1; | |
302 | } | |
303 | if (*str == '\\') { | |
304 | str++; | |
d11f52f2 | 305 | switch((cmd = *str++)) { |
fd05b7dc | 306 | case '\0': |
d11f52f2 | 307 | str--; |
fd05b7dc RM |
308 | break; |
309 | case 'b': | |
7a911e57 RM |
310 | if (sbuf) |
311 | *sbuf++ = '\b'; | |
fd05b7dc RM |
312 | break; |
313 | case 'n': | |
7a911e57 RM |
314 | if (sbuf) |
315 | *sbuf++ = '\n'; | |
fd05b7dc RM |
316 | break; |
317 | case 'r': | |
7a911e57 RM |
318 | if (sbuf) |
319 | *sbuf++ = '\r'; | |
fd05b7dc RM |
320 | break; |
321 | case 't': | |
7a911e57 RM |
322 | if (sbuf) |
323 | *sbuf++ = '\t'; | |
fd05b7dc RM |
324 | break; |
325 | case 'x': | |
326 | /* Grab a hex code */ | |
327 | c[1] = '\0'; | |
328 | for (i = 0; i < 2; i++) { | |
329 | if (isxdigit((unsigned char)*str) == 0) | |
330 | break; | |
331 | c[i] = *str++; | |
332 | } | |
24693f01 | 333 | if (c[1] != '\0') { |
fd05b7dc | 334 | c[2] = '\0'; |
24693f01 CM |
335 | if (sbuf) |
336 | *sbuf++ = (char)strtol(c, NULL, 16); | |
fd05b7dc RM |
337 | } else |
338 | l--; | |
339 | break; | |
340 | case '0': | |
341 | /* Grab an octal code */ | |
342 | c[2] = '\0'; | |
343 | for (i = 0; i < 3; i++) { | |
344 | if (*str < '0' || *str > '7') | |
345 | break; | |
346 | c[i] = *str++; | |
347 | } | |
24693f01 | 348 | if (c[2] != '\0') { |
34457fe6 | 349 | i = (int)strtol(c, NULL, 8); |
fd05b7dc RM |
350 | if (i > 255) |
351 | i = 255; | |
24693f01 CM |
352 | if (sbuf) |
353 | *sbuf++ = (char)i; | |
fd05b7dc RM |
354 | } else |
355 | l--; | |
356 | break; | |
357 | default: | |
7a911e57 | 358 | if (sbuf) |
d11f52f2 | 359 | *sbuf++ = cmd; |
7a911e57 | 360 | break; |
fd05b7dc | 361 | } |
7a911e57 RM |
362 | } else { |
363 | if (sbuf) | |
364 | *sbuf++ = *str; | |
365 | str++; | |
366 | } | |
fd05b7dc | 367 | } |
dd1fac85 RM |
368 | if (flags == PARSE_STRING_NULL) { |
369 | l++; | |
370 | if (sbuf != NULL) { | |
371 | if (l > slen) { | |
372 | errno = ENOBUFS; | |
373 | return -1; | |
374 | } | |
375 | *sbuf = '\0'; | |
376 | } | |
377 | } | |
34457fe6 | 378 | return (ssize_t)l; |
fd05b7dc RM |
379 | } |
380 | ||
ebc9d360 | 381 | static int |
c73ed171 | 382 | parse_iaid1(uint8_t *iaid, const char *arg, size_t len, int n) |
ebc9d360 | 383 | { |
f94b4eab RM |
384 | int e; |
385 | uint32_t narg; | |
34457fe6 | 386 | ssize_t s; |
ebc9d360 | 387 | |
f94b4eab RM |
388 | narg = (uint32_t)strtou(arg, NULL, 0, 0, UINT32_MAX, &e); |
389 | if (e == 0) { | |
c73ed171 | 390 | if (n) |
f94b4eab RM |
391 | narg = htonl(narg); |
392 | memcpy(iaid, &narg, sizeof(narg)); | |
ebc9d360 RM |
393 | return 0; |
394 | } | |
395 | ||
069e2f28 | 396 | if ((s = parse_string((char *)iaid, len, arg)) < 1) |
ebc9d360 | 397 | return -1; |
ebc9d360 RM |
398 | if (s < 4) |
399 | iaid[3] = '\0'; | |
400 | if (s < 3) | |
401 | iaid[2] = '\0'; | |
402 | if (s < 2) | |
403 | iaid[1] = '\0'; | |
404 | return 0; | |
405 | } | |
406 | ||
c73ed171 RM |
407 | static int |
408 | parse_iaid(uint8_t *iaid, const char *arg, size_t len) | |
409 | { | |
410 | ||
411 | return parse_iaid1(iaid, arg, len, 1); | |
412 | } | |
413 | ||
e5fc8ac4 | 414 | #ifdef AUTH |
c73ed171 RM |
415 | static int |
416 | parse_uint32(uint32_t *i, const char *arg) | |
417 | { | |
418 | ||
419 | return parse_iaid1((uint8_t *)i, arg, sizeof(uint32_t), 0); | |
420 | } | |
e5fc8ac4 | 421 | #endif |
c73ed171 | 422 | |
ba97e494 | 423 | static char ** |
03274c9c | 424 | splitv(int *argc, char **argv, const char *arg) |
ba97e494 | 425 | { |
fa245a4d | 426 | char **n, **v = argv; |
78369646 | 427 | char *o = strdup(arg), *p, *t, *nt; |
ba97e494 | 428 | |
78369646 | 429 | if (o == NULL) { |
94d1ded9 | 430 | logerr(__func__); |
78369646 RM |
431 | return v; |
432 | } | |
ba97e494 RM |
433 | p = o; |
434 | while ((t = strsep(&p, ", "))) { | |
fa245a4d RM |
435 | nt = strdup(t); |
436 | if (nt == NULL) { | |
94d1ded9 | 437 | logerr(__func__); |
8fc52ced RM |
438 | free(o); |
439 | return v; | |
fa245a4d | 440 | } |
62c5b972 | 441 | n = reallocarray(v, (size_t)(*argc) + 1, sizeof(char *)); |
fa245a4d | 442 | if (n == NULL) { |
94d1ded9 | 443 | logerr(__func__); |
8fc52ced RM |
444 | free(o); |
445 | free(nt); | |
446 | return v; | |
fa245a4d RM |
447 | } |
448 | v = n; | |
8fc52ced | 449 | v[(*argc)++] = nt; |
ba97e494 RM |
450 | } |
451 | free(o); | |
00ababe4 | 452 | return v; |
ba97e494 RM |
453 | } |
454 | ||
1f4c1525 | 455 | #ifdef INET |
91a44b91 | 456 | static int |
03274c9c | 457 | parse_addr(struct in_addr *addr, struct in_addr *net, const char *arg) |
91a44b91 RM |
458 | { |
459 | char *p; | |
91a44b91 | 460 | |
2f7cb97c RM |
461 | if (arg == NULL || *arg == '\0') { |
462 | if (addr != NULL) | |
463 | addr->s_addr = 0; | |
464 | if (net != NULL) | |
465 | net->s_addr = 0; | |
91a44b91 | 466 | return 0; |
2f7cb97c | 467 | } |
91a44b91 | 468 | if ((p = strchr(arg, '/')) != NULL) { |
96dbe2c7 RM |
469 | int e; |
470 | intmax_t i; | |
471 | ||
91a44b91 | 472 | *p++ = '\0'; |
96dbe2c7 RM |
473 | i = strtoi(p, NULL, 10, 0, 32, &e); |
474 | if (e != 0 || | |
475 | (net != NULL && inet_cidrtoaddr((int)i, net) != 0)) | |
91a44b91 | 476 | { |
3f8b1832 | 477 | logerrx("invalid CIDR: %s", p); |
91a44b91 RM |
478 | return -1; |
479 | } | |
00ababe4 | 480 | } |
2f7cb97c | 481 | |
91a44b91 | 482 | if (addr != NULL && inet_aton(arg, addr) == 0) { |
3f8b1832 | 483 | logerrx("invalid IP address: %s", arg); |
91a44b91 RM |
484 | return -1; |
485 | } | |
2f7cb97c | 486 | if (p != NULL) |
e095a6eb | 487 | *--p = '/'; |
8fc52ced | 488 | else if (net != NULL && addr != NULL) |
e88c525f | 489 | net->s_addr = ipv4_getnetmask(addr->s_addr); |
91a44b91 | 490 | return 0; |
1f4c1525 | 491 | } |
aae24feb | 492 | #else |
1f4c1525 | 493 | static int |
03274c9c | 494 | parse_addr(__unused struct in_addr *addr, __unused struct in_addr *net, |
1f4c1525 RM |
495 | __unused const char *arg) |
496 | { | |
497 | ||
94d1ded9 | 498 | logerrx("No IPv4 support"); |
aae24feb | 499 | return -1; |
91a44b91 | 500 | } |
1f4c1525 | 501 | #endif |
91a44b91 | 502 | |
18aa94f8 | 503 | static void |
4eb7b489 | 504 | set_option_space(struct dhcpcd_ctx *ctx, |
49b749f0 RM |
505 | const char *arg, |
506 | const struct dhcp_opt **d, size_t *dl, | |
507 | const struct dhcp_opt **od, size_t *odl, | |
d7555c12 | 508 | struct if_options *ifo, |
85bff648 | 509 | uint8_t *request[], uint8_t *require[], uint8_t *no[], uint8_t *reject[]) |
d7555c12 RM |
510 | { |
511 | ||
ca867830 | 512 | #if !defined(INET) && !defined(INET6) |
2be15e88 | 513 | UNUSED(ctx); |
ca867830 RM |
514 | #endif |
515 | ||
aae24feb | 516 | #ifdef INET6 |
2be15e88 RM |
517 | if (strncmp(arg, "nd_", strlen("nd_")) == 0) { |
518 | *d = ctx->nd_opts; | |
519 | *dl = ctx->nd_opts_len; | |
520 | *od = ifo->nd_override; | |
521 | *odl = ifo->nd_override_len; | |
522 | *request = ifo->requestmasknd; | |
523 | *require = ifo->requiremasknd; | |
524 | *no = ifo->nomasknd; | |
525 | *reject = ifo->rejectmasknd; | |
18aa94f8 | 526 | return; |
2be15e88 RM |
527 | } |
528 | ||
a1b1f0a8 | 529 | #ifdef DHCP6 |
d7555c12 | 530 | if (strncmp(arg, "dhcp6_", strlen("dhcp6_")) == 0) { |
4eb7b489 RM |
531 | *d = ctx->dhcp6_opts; |
532 | *dl = ctx->dhcp6_opts_len; | |
49b749f0 RM |
533 | *od = ifo->dhcp6_override; |
534 | *odl = ifo->dhcp6_override_len; | |
d7555c12 RM |
535 | *request = ifo->requestmask6; |
536 | *require = ifo->requiremask6; | |
537 | *no = ifo->nomask6; | |
85bff648 | 538 | *reject = ifo->rejectmask6; |
18aa94f8 | 539 | return; |
d7555c12 | 540 | } |
aae24feb | 541 | #endif |
14b675ed RM |
542 | #else |
543 | UNUSED(arg); | |
a1b1f0a8 | 544 | #endif |
aae24feb RM |
545 | |
546 | #ifdef INET | |
4eb7b489 RM |
547 | *d = ctx->dhcp_opts; |
548 | *dl = ctx->dhcp_opts_len; | |
49b749f0 RM |
549 | *od = ifo->dhcp_override; |
550 | *odl = ifo->dhcp_override_len; | |
aae24feb RM |
551 | #else |
552 | *d = NULL; | |
ae4e592f | 553 | *dl = 0; |
49b749f0 RM |
554 | *od = NULL; |
555 | *odl = 0; | |
aae24feb | 556 | #endif |
d7555c12 RM |
557 | *request = ifo->requestmask; |
558 | *require = ifo->requiremask; | |
559 | *no = ifo->nomask; | |
85bff648 | 560 | *reject = ifo->rejectmask; |
d7555c12 RM |
561 | } |
562 | ||
1cd05a96 | 563 | void |
8e7d8c37 RM |
564 | free_dhcp_opt_embenc(struct dhcp_opt *opt) |
565 | { | |
566 | size_t i; | |
bc22d277 | 567 | struct dhcp_opt *o; |
8e7d8c37 | 568 | |
bc22d277 | 569 | free(opt->var); |
8e7d8c37 | 570 | |
bc22d277 | 571 | for (i = 0, o = opt->embopts; i < opt->embopts_len; i++, o++) |
e877fba7 | 572 | free_dhcp_opt_embenc(o); |
8e7d8c37 RM |
573 | free(opt->embopts); |
574 | opt->embopts_len = 0; | |
575 | opt->embopts = NULL; | |
576 | ||
bc22d277 | 577 | for (i = 0, o = opt->encopts; i < opt->encopts_len; i++, o++) |
e877fba7 | 578 | free_dhcp_opt_embenc(o); |
8e7d8c37 RM |
579 | free(opt->encopts); |
580 | opt->encopts_len = 0; | |
581 | opt->encopts = NULL; | |
582 | } | |
583 | ||
1cd05a96 RM |
584 | static char * |
585 | strwhite(const char *s) | |
586 | { | |
587 | ||
4dd50184 RM |
588 | if (s == NULL) |
589 | return NULL; | |
1cd05a96 RM |
590 | while (*s != ' ' && *s != '\t') { |
591 | if (*s == '\0') | |
592 | return NULL; | |
593 | s++; | |
594 | } | |
595 | return UNCONST(s); | |
596 | } | |
597 | ||
598 | static char * | |
599 | strskipwhite(const char *s) | |
600 | { | |
601 | ||
79f1f126 | 602 | if (s == NULL || *s == '\0') |
4dd50184 | 603 | return NULL; |
1cd05a96 | 604 | while (*s == ' ' || *s == '\t') { |
79f1f126 | 605 | s++; |
1cd05a96 RM |
606 | if (*s == '\0') |
607 | return NULL; | |
1cd05a96 RM |
608 | } |
609 | return UNCONST(s); | |
610 | } | |
611 | ||
e5fc8ac4 | 612 | #ifdef AUTH |
c73ed171 RM |
613 | /* Find the end pointer of a string. */ |
614 | static char * | |
615 | strend(const char *s) | |
616 | { | |
617 | ||
618 | s = strskipwhite(s); | |
619 | if (s == NULL) | |
620 | return NULL; | |
621 | if (*s != '"') | |
622 | return strchr(s, ' '); | |
623 | s++; | |
624 | for (; *s != '"' ; s++) { | |
625 | if (*s == '\0') | |
626 | return NULL; | |
627 | if (*s == '\\') { | |
628 | if (*(++s) == '\0') | |
629 | return NULL; | |
630 | } | |
631 | } | |
632 | return UNCONST(++s); | |
633 | } | |
e5fc8ac4 | 634 | #endif |
c73ed171 | 635 | |
fd05b7dc | 636 | static int |
4eb7b489 RM |
637 | parse_option(struct dhcpcd_ctx *ctx, const char *ifname, struct if_options *ifo, |
638 | int opt, const char *arg, struct dhcp_opt **ldop, struct dhcp_opt **edop) | |
fd05b7dc | 639 | { |
f94b4eab | 640 | int e, i, t; |
a93e79c6 | 641 | long l; |
76bb4d03 | 642 | unsigned long u; |
6df0a6b1 | 643 | char *p = NULL, *bp, *fp, *np; |
fd05b7dc | 644 | ssize_t s; |
e095a6eb | 645 | struct in_addr addr, addr2; |
fa245a4d | 646 | in_addr_t *naddr; |
91a44b91 | 647 | struct rt *rt; |
49b749f0 | 648 | const struct dhcp_opt *d, *od; |
85bff648 | 649 | uint8_t *request, *require, *no, *reject; |
8e7d8c37 | 650 | struct dhcp_opt **dop, *ndop; |
49b749f0 | 651 | size_t *dop_len, dl, odl; |
7a911e57 | 652 | struct vivco *vivco; |
a93e79c6 | 653 | struct group *grp; |
e5fc8ac4 RM |
654 | #ifdef AUTH |
655 | struct token *token; | |
656 | #endif | |
a93e79c6 | 657 | #ifdef _REENTRANT |
a93e79c6 RM |
658 | struct group grpbuf; |
659 | #endif | |
bd762353 | 660 | #ifdef DHCP6 |
1f4c1525 | 661 | size_t sl; |
ebc9d360 RM |
662 | struct if_ia *ia; |
663 | uint8_t iaid[4]; | |
c25b444e | 664 | #ifndef SMALL |
5985c4e2 | 665 | struct if_sla *sla, *slap; |
c25b444e | 666 | #endif |
1f4c1525 | 667 | #endif |
fd05b7dc | 668 | |
8e7d8c37 RM |
669 | dop = NULL; |
670 | dop_len = NULL; | |
7a02120f RM |
671 | #ifdef INET6 |
672 | i = 0; | |
673 | #endif | |
6bcb242d RM |
674 | |
675 | /* Add a guard for static analysers. | |
676 | * This should not be needed really because of the argument_required option | |
677 | * in the options declaration above. */ | |
678 | #define ARG_REQUIRED if (arg == NULL) goto arg_required | |
679 | ||
fd05b7dc | 680 | switch(opt) { |
5e2062a4 | 681 | case 'f': /* FALLTHROUGH */ |
6bfd88f1 | 682 | case 'g': /* FALLTHROUGH */ |
da166178 | 683 | case 'n': /* FALLTHROUGH */ |
03274c9c | 684 | case 'q': /* FALLTHROUGH */ |
da166178 | 685 | case 'x': /* FALLTHROUGH */ |
56a66017 | 686 | case 'N': /* FALLTHROUGH */ |
c31b1719 | 687 | case 'P': /* FALLTHROUGH */ |
dc60cba4 | 688 | case 'T': /* FALLTHROUGH */ |
b7f5d1db RM |
689 | case 'U': /* FALLTHROUGH */ |
690 | case 'V': /* We need to handle non interface options */ | |
fd05b7dc | 691 | break; |
03c2c879 RM |
692 | case 'b': |
693 | ifo->options |= DHCPCD_BACKGROUND; | |
694 | break; | |
fd05b7dc | 695 | case 'c': |
6bcb242d | 696 | ARG_REQUIRED; |
b3cbcc5a | 697 | if (IN_CONFIG_BLOCK(ifo)) { |
b06b1423 RM |
698 | logerrx("%s: per interface scripts" |
699 | " are no longer supported", | |
700 | ifname); | |
701 | return -1; | |
702 | } | |
703 | if (ctx->script != dhcpcd_default_script) | |
704 | free(ctx->script); | |
e2357d5e | 705 | s = parse_nstring(NULL, 0, arg); |
a497e79a | 706 | if (s == 0) { |
b06b1423 | 707 | ctx->script = NULL; |
fc281aed RM |
708 | break; |
709 | } | |
a497e79a | 710 | dl = (size_t)s; |
b06b1423 RM |
711 | if (s == -1 || (ctx->script = malloc(dl)) == NULL) { |
712 | ctx->script = NULL; | |
94d1ded9 | 713 | logerr(__func__); |
a497e79a RM |
714 | return -1; |
715 | } | |
b06b1423 | 716 | s = parse_nstring(ctx->script, dl, arg); |
70c3bba3 | 717 | if (s == -1 || |
b06b1423 RM |
718 | ctx->script[0] == '\0' || |
719 | strcmp(ctx->script, "/dev/null") == 0) | |
a497e79a | 720 | { |
b06b1423 RM |
721 | free(ctx->script); |
722 | ctx->script = NULL; | |
a497e79a | 723 | } |
fd05b7dc | 724 | break; |
acb1cf88 RM |
725 | case 'd': |
726 | ifo->options |= DHCPCD_DEBUG; | |
727 | break; | |
6bfd88f1 | 728 | case 'e': |
6bcb242d | 729 | ARG_REQUIRED; |
6df0a6b1 | 730 | add_environ(&ifo->environ, arg, 1); |
6bfd88f1 | 731 | break; |
fd05b7dc | 732 | case 'h': |
cc3c3560 RM |
733 | if (!arg) { |
734 | ifo->options |= DHCPCD_HOSTNAME; | |
735 | break; | |
736 | } | |
e2357d5e | 737 | s = parse_nstring(ifo->hostname, sizeof(ifo->hostname), arg); |
cc3c3560 | 738 | if (s == -1) { |
94d1ded9 | 739 | logerr("%s: hostname", __func__); |
cc3c3560 RM |
740 | return -1; |
741 | } | |
742 | if (s != 0 && ifo->hostname[0] == '.') { | |
94d1ded9 | 743 | logerrx("hostname cannot begin with ."); |
cc3c3560 | 744 | return -1; |
fd05b7dc | 745 | } |
ed913a59 RM |
746 | if (ifo->hostname[0] == '\0') |
747 | ifo->options &= ~DHCPCD_HOSTNAME; | |
748 | else | |
749 | ifo->options |= DHCPCD_HOSTNAME; | |
fd05b7dc RM |
750 | break; |
751 | case 'i': | |
752 | if (arg) | |
753 | s = parse_string((char *)ifo->vendorclassid + 1, | |
eab2229c | 754 | VENDORCLASSID_MAX_LEN, arg); |
fd05b7dc RM |
755 | else |
756 | s = 0; | |
757 | if (s == -1) { | |
94d1ded9 | 758 | logerr("vendorclassid"); |
fd05b7dc RM |
759 | return -1; |
760 | } | |
761 | *ifo->vendorclassid = (uint8_t)s; | |
762 | break; | |
94d1ded9 RM |
763 | case 'j': |
764 | ARG_REQUIRED; | |
765 | /* per interface logging is not supported | |
766 | * don't want to overide the commandline */ | |
b3cbcc5a | 767 | if (!IN_CONFIG_BLOCK(ifo) && ctx->logfile == NULL) { |
94d1ded9 RM |
768 | logclose(); |
769 | ctx->logfile = strdup(arg); | |
770 | logopen(ctx->logfile); | |
771 | } | |
772 | break; | |
2662d519 RM |
773 | case 'k': |
774 | ifo->options |= DHCPCD_RELEASE; | |
775 | break; | |
fd05b7dc | 776 | case 'l': |
6bcb242d | 777 | ARG_REQUIRED; |
47985cc0 RM |
778 | if (strcmp(arg, "-1") == 0) { |
779 | ifo->leasetime = DHCP_INFINITE_LIFETIME; | |
780 | break; | |
781 | } | |
f94b4eab RM |
782 | ifo->leasetime = (uint32_t)strtou(arg, NULL, |
783 | 0, 0, UINT32_MAX, &e); | |
784 | if (e) { | |
94d1ded9 | 785 | logerrx("failed to convert leasetime %s", arg); |
fd05b7dc RM |
786 | return -1; |
787 | } | |
788 | break; | |
789 | case 'm': | |
6bcb242d | 790 | ARG_REQUIRED; |
f94b4eab RM |
791 | ifo->metric = (int)strtoi(arg, NULL, 0, 0, INT32_MAX, &e); |
792 | if (e) { | |
94d1ded9 | 793 | logerrx("failed to convert metric %s", arg); |
fd05b7dc RM |
794 | return -1; |
795 | } | |
796 | break; | |
797 | case 'o': | |
6bcb242d | 798 | ARG_REQUIRED; |
7b19da49 RM |
799 | if (ctx->options & DHCPCD_PRINT_PIDFILE) |
800 | break; | |
18aa94f8 | 801 | set_option_space(ctx, arg, &d, &dl, &od, &odl, ifo, |
85bff648 | 802 | &request, &require, &no, &reject); |
49b749f0 | 803 | if (make_option_mask(d, dl, od, odl, request, arg, 1) != 0 || |
85bff648 RM |
804 | make_option_mask(d, dl, od, odl, no, arg, -1) != 0 || |
805 | make_option_mask(d, dl, od, odl, reject, arg, -1) != 0) | |
806 | { | |
3f8b1832 | 807 | logerrx("unknown option: %s", arg); |
85bff648 RM |
808 | return -1; |
809 | } | |
810 | break; | |
811 | case O_REJECT: | |
6bcb242d | 812 | ARG_REQUIRED; |
7b19da49 RM |
813 | if (ctx->options & DHCPCD_PRINT_PIDFILE) |
814 | break; | |
18aa94f8 | 815 | set_option_space(ctx, arg, &d, &dl, &od, &odl, ifo, |
85bff648 RM |
816 | &request, &require, &no, &reject); |
817 | if (make_option_mask(d, dl, od, odl, reject, arg, 1) != 0 || | |
818 | make_option_mask(d, dl, od, odl, request, arg, -1) != 0 || | |
819 | make_option_mask(d, dl, od, odl, require, arg, -1) != 0) | |
ee56a47d | 820 | { |
3f8b1832 | 821 | logerrx("unknown option: %s", arg); |
fd05b7dc RM |
822 | return -1; |
823 | } | |
824 | break; | |
825 | case 'p': | |
826 | ifo->options |= DHCPCD_PERSISTENT; | |
827 | break; | |
2f7cb97c | 828 | case 'r': |
03274c9c | 829 | if (parse_addr(&ifo->req_addr, NULL, arg) != 0) |
2f7cb97c | 830 | return -1; |
5b39d8f5 | 831 | ifo->options |= DHCPCD_REQUEST; |
2f7cb97c RM |
832 | ifo->req_mask.s_addr = 0; |
833 | break; | |
fd05b7dc | 834 | case 's': |
2f7cb97c | 835 | if (arg && *arg != '\0') { |
6dc3763d RM |
836 | /* Strip out a broadcast address */ |
837 | p = strchr(arg, '/'); | |
838 | if (p != NULL) { | |
839 | p = strchr(p + 1, '/'); | |
840 | if (p != NULL) | |
841 | *p = '\0'; | |
842 | } | |
843 | i = parse_addr(&ifo->req_addr, &ifo->req_mask, arg); | |
844 | if (p != NULL) { | |
845 | /* Ensure the original string is preserved */ | |
846 | *p++ = '/'; | |
847 | if (i == 0) | |
848 | i = parse_addr(&ifo->req_brd, NULL, p); | |
849 | } | |
850 | if (i != 0) | |
91a44b91 | 851 | return -1; |
2f7cb97c RM |
852 | } else { |
853 | ifo->req_addr.s_addr = 0; | |
854 | ifo->req_mask.s_addr = 0; | |
fd05b7dc | 855 | } |
5b39d8f5 | 856 | ifo->options |= DHCPCD_INFORM | DHCPCD_PERSISTENT; |
10e16029 | 857 | ifo->options &= ~DHCPCD_STATIC; |
91a44b91 | 858 | break; |
567a2357 RM |
859 | case O_INFORM6: |
860 | ifo->options |= DHCPCD_INFORM6; | |
861 | break; | |
fd05b7dc | 862 | case 't': |
6bcb242d | 863 | ARG_REQUIRED; |
826d1f25 | 864 | ifo->timeout = (uint32_t)strtou(arg, NULL, 0, 0, UINT32_MAX, &e); |
f94b4eab | 865 | if (e) { |
94d1ded9 | 866 | logerrx("failed to convert timeout %s", arg); |
fd05b7dc RM |
867 | return -1; |
868 | } | |
869 | break; | |
870 | case 'u': | |
e2357d5e | 871 | dl = sizeof(ifo->userclass) - ifo->userclass[0] - 1; |
eab2229c | 872 | s = parse_string((char *)ifo->userclass + |
e2357d5e | 873 | ifo->userclass[0] + 2, dl, arg); |
fd05b7dc | 874 | if (s == -1) { |
94d1ded9 | 875 | logerr("userclass"); |
fd05b7dc RM |
876 | return -1; |
877 | } | |
878 | if (s != 0) { | |
34457fe6 | 879 | ifo->userclass[ifo->userclass[0] + 1] = (uint8_t)s; |
d7a4dcf9 | 880 | ifo->userclass[0] = (uint8_t)(ifo->userclass[0] + s +1); |
fd05b7dc RM |
881 | } |
882 | break; | |
9275b105 RM |
883 | #ifndef SMALL |
884 | case O_MSUSERCLASS: | |
885 | /* Some Microsoft DHCP servers expect userclass to be an | |
886 | * opaque blob. This is not RFC 3004 compliant. */ | |
887 | s = parse_string((char *)ifo->userclass + 1, | |
888 | sizeof(ifo->userclass) - 1, arg); | |
889 | if (s == -1) { | |
890 | logerr("msuserclass"); | |
891 | return -1; | |
892 | } | |
893 | ifo->userclass[0] = (uint8_t)s; | |
894 | break; | |
895 | #endif | |
fd05b7dc | 896 | case 'v': |
6bcb242d | 897 | ARG_REQUIRED; |
fd05b7dc RM |
898 | p = strchr(arg, ','); |
899 | if (!p || !p[1]) { | |
94d1ded9 | 900 | logerrx("invalid vendor format: %s", arg); |
fd05b7dc RM |
901 | return -1; |
902 | } | |
95d6dcfa RM |
903 | |
904 | /* If vendor starts with , then it is not encapsulated */ | |
905 | if (p == arg) { | |
906 | arg++; | |
907 | s = parse_string((char *)ifo->vendor + 1, | |
908 | VENDOR_MAX_LEN, arg); | |
909 | if (s == -1) { | |
94d1ded9 | 910 | logerr("vendor"); |
95d6dcfa RM |
911 | return -1; |
912 | } | |
913 | ifo->vendor[0] = (uint8_t)s; | |
914 | ifo->options |= DHCPCD_VENDORRAW; | |
915 | break; | |
916 | } | |
917 | ||
918 | /* Encapsulated vendor options */ | |
919 | if (ifo->options & DHCPCD_VENDORRAW) { | |
920 | ifo->options &= ~DHCPCD_VENDORRAW; | |
921 | ifo->vendor[0] = 0; | |
922 | } | |
923 | ||
d7a4dcf9 RM |
924 | /* Strip and preserve the comma */ |
925 | *p = '\0'; | |
f94b4eab | 926 | i = (int)strtoi(arg, NULL, 0, 1, 254, &e); |
d7a4dcf9 | 927 | *p = ','; |
f94b4eab | 928 | if (e) { |
94d1ded9 | 929 | logerrx("vendor option should be between" |
eab2229c | 930 | " 1 and 254 inclusive"); |
fd05b7dc RM |
931 | return -1; |
932 | } | |
b357d09f RM |
933 | |
934 | arg = p + 1; | |
fd05b7dc RM |
935 | s = VENDOR_MAX_LEN - ifo->vendor[0] - 2; |
936 | if (inet_aton(arg, &addr) == 1) { | |
937 | if (s < 6) { | |
938 | s = -1; | |
939 | errno = ENOBUFS; | |
aeddc61a | 940 | } else { |
fd05b7dc | 941 | memcpy(ifo->vendor + ifo->vendor[0] + 3, |
eab2229c | 942 | &addr.s_addr, sizeof(addr.s_addr)); |
aeddc61a RM |
943 | s = sizeof(addr.s_addr); |
944 | } | |
fd05b7dc | 945 | } else { |
eab2229c | 946 | s = parse_string((char *)ifo->vendor + |
34457fe6 | 947 | ifo->vendor[0] + 3, (size_t)s, arg); |
fd05b7dc RM |
948 | } |
949 | if (s == -1) { | |
94d1ded9 | 950 | logerr("vendor"); |
fd05b7dc RM |
951 | return -1; |
952 | } | |
953 | if (s != 0) { | |
34457fe6 RM |
954 | ifo->vendor[ifo->vendor[0] + 1] = (uint8_t)i; |
955 | ifo->vendor[ifo->vendor[0] + 2] = (uint8_t)s; | |
d7a4dcf9 | 956 | ifo->vendor[0] = (uint8_t)(ifo->vendor[0] + s + 2); |
fd05b7dc RM |
957 | } |
958 | break; | |
2a07a2af RM |
959 | case 'w': |
960 | ifo->options |= DHCPCD_WAITIP; | |
a33c2271 RM |
961 | p = UNCONST(arg); |
962 | // Generally it's --waitip=46, but some expect | |
963 | // --waitip="4 6" to work as well. | |
964 | // It's easier to allow it rather than have confusing docs. | |
965 | while (p != NULL && p[0] != '\0') { | |
966 | if (p[0] == '4' || p[1] == '4') | |
7013b073 | 967 | ifo->options |= DHCPCD_WAITIP4; |
a33c2271 | 968 | if (p[0] == '6' || p[1] == '6') |
7013b073 | 969 | ifo->options |= DHCPCD_WAITIP6; |
a33c2271 | 970 | p = strskipwhite(++p); |
7013b073 | 971 | } |
2a07a2af | 972 | break; |
a2a9a498 | 973 | case 'y': |
6bcb242d | 974 | ARG_REQUIRED; |
826d1f25 | 975 | ifo->reboot = (uint32_t)strtou(arg, NULL, 0, 0, UINT32_MAX, &e); |
f94b4eab | 976 | if (e) { |
94d1ded9 | 977 | logerr("failed to convert reboot %s", arg); |
a2a9a498 RM |
978 | return -1; |
979 | } | |
980 | break; | |
d3088c74 | 981 | case 'z': |
6bcb242d | 982 | ARG_REQUIRED; |
b3cbcc5a | 983 | if (!IN_CONFIG_BLOCK(ifo)) |
03274c9c | 984 | ctx->ifav = splitv(&ctx->ifac, ctx->ifav, arg); |
d3088c74 | 985 | break; |
fd05b7dc RM |
986 | case 'A': |
987 | ifo->options &= ~DHCPCD_ARP; | |
988 | /* IPv4LL requires ARP */ | |
989 | ifo->options &= ~DHCPCD_IPV4LL; | |
990 | break; | |
03c2c879 RM |
991 | case 'B': |
992 | ifo->options &= ~DHCPCD_DAEMONISE; | |
993 | break; | |
fd05b7dc | 994 | case 'C': |
6bcb242d | 995 | ARG_REQUIRED; |
fd05b7dc RM |
996 | /* Commas to spaces for shell */ |
997 | while ((p = strchr(arg, ','))) | |
998 | *p = ' '; | |
34457fe6 RM |
999 | dl = strlen("skip_hooks=") + strlen(arg) + 1; |
1000 | p = malloc(sizeof(char) * dl); | |
28382337 | 1001 | if (p == NULL) { |
94d1ded9 | 1002 | logerr(__func__); |
28382337 RM |
1003 | return -1; |
1004 | } | |
34457fe6 | 1005 | snprintf(p, dl, "skip_hooks=%s", arg); |
6df0a6b1 | 1006 | add_environ(&ifo->environ, p, 0); |
fd05b7dc RM |
1007 | free(p); |
1008 | break; | |
1009 | case 'D': | |
c989b023 | 1010 | ifo->options |= DHCPCD_CLIENTID | DHCPCD_DUID; |
11963d20 RM |
1011 | if (ifname != NULL) /* duid type only a global option */ |
1012 | break; | |
1013 | if (arg == NULL) | |
1014 | ctx->duid_type = DUID_DEFAULT; | |
1015 | else if (strcmp(arg, "ll") == 0) | |
1016 | ctx->duid_type = DUID_LL; | |
1017 | else if (strcmp(arg, "llt") == 0) | |
1018 | ctx->duid_type = DUID_LLT; | |
1019 | else if (strcmp(arg, "uuid") == 0) | |
1020 | ctx->duid_type = DUID_UUID; | |
1021 | else { | |
21d35513 RM |
1022 | dl = hwaddr_aton(NULL, arg); |
1023 | if (dl != 0) { | |
1024 | no = realloc(ctx->duid, dl); | |
1025 | if (no == NULL) | |
1026 | logerrx(__func__); | |
1027 | else { | |
1028 | ctx->duid = no; | |
1029 | ctx->duid_len = hwaddr_aton(no, arg); | |
1030 | } | |
1031 | } | |
11963d20 | 1032 | } |
fd05b7dc RM |
1033 | break; |
1034 | case 'E': | |
1035 | ifo->options |= DHCPCD_LASTLEASE; | |
1036 | break; | |
1037 | case 'F': | |
1038 | if (!arg) { | |
1039 | ifo->fqdn = FQDN_BOTH; | |
1040 | break; | |
1041 | } | |
1042 | if (strcmp(arg, "none") == 0) | |
1043 | ifo->fqdn = FQDN_NONE; | |
1044 | else if (strcmp(arg, "ptr") == 0) | |
1045 | ifo->fqdn = FQDN_PTR; | |
1046 | else if (strcmp(arg, "both") == 0) | |
1047 | ifo->fqdn = FQDN_BOTH; | |
1048 | else if (strcmp(arg, "disable") == 0) | |
1049 | ifo->fqdn = FQDN_DISABLE; | |
1050 | else { | |
3f8b1832 | 1051 | logerrx("invalid FQDN value: %s", arg); |
fd05b7dc RM |
1052 | return -1; |
1053 | } | |
1054 | break; | |
feb553d0 RM |
1055 | case 'G': |
1056 | ifo->options &= ~DHCPCD_GATEWAY; | |
1057 | break; | |
4242c9b3 RM |
1058 | case 'H': |
1059 | ifo->options |= DHCPCD_XID_HWADDR; | |
1060 | break; | |
fd05b7dc RM |
1061 | case 'I': |
1062 | /* Strings have a type of 0 */; | |
1063 | ifo->clientid[1] = 0; | |
1064 | if (arg) | |
f8ea60a1 RM |
1065 | s = parse_hwaddr((char *)ifo->clientid + 1, |
1066 | CLIENTID_MAX_LEN, arg); | |
fd05b7dc RM |
1067 | else |
1068 | s = 0; | |
1069 | if (s == -1) { | |
94d1ded9 | 1070 | logerr("clientid"); |
fd05b7dc RM |
1071 | return -1; |
1072 | } | |
c989b023 | 1073 | ifo->options |= DHCPCD_CLIENTID; |
fd05b7dc | 1074 | ifo->clientid[0] = (uint8_t)s; |
59430d29 | 1075 | ifo->options &= ~DHCPCD_DUID; |
fd05b7dc | 1076 | break; |
900b3da4 RM |
1077 | case 'J': |
1078 | ifo->options |= DHCPCD_BROADCAST; | |
1079 | break; | |
fd05b7dc RM |
1080 | case 'K': |
1081 | ifo->options &= ~DHCPCD_LINK; | |
1082 | break; | |
1083 | case 'L': | |
1084 | ifo->options &= ~DHCPCD_IPV4LL; | |
1085 | break; | |
b3174181 | 1086 | case 'M': |
f6082bca | 1087 | ifo->options |= DHCPCD_MANAGER; |
b3174181 | 1088 | break; |
fd05b7dc | 1089 | case 'O': |
6bcb242d | 1090 | ARG_REQUIRED; |
7b19da49 RM |
1091 | if (ctx->options & DHCPCD_PRINT_PIDFILE) |
1092 | break; | |
18aa94f8 | 1093 | set_option_space(ctx, arg, &d, &dl, &od, &odl, ifo, |
85bff648 | 1094 | &request, &require, &no, &reject); |
49b749f0 RM |
1095 | if (make_option_mask(d, dl, od, odl, request, arg, -1) != 0 || |
1096 | make_option_mask(d, dl, od, odl, require, arg, -1) != 0 || | |
1097 | make_option_mask(d, dl, od, odl, no, arg, 1) != 0) | |
fd05b7dc | 1098 | { |
3f8b1832 | 1099 | logerrx("unknown option: %s", arg); |
fd05b7dc RM |
1100 | return -1; |
1101 | } | |
1102 | break; | |
1103 | case 'Q': | |
6bcb242d | 1104 | ARG_REQUIRED; |
7b19da49 RM |
1105 | if (ctx->options & DHCPCD_PRINT_PIDFILE) |
1106 | break; | |
18aa94f8 | 1107 | set_option_space(ctx, arg, &d, &dl, &od, &odl, ifo, |
85bff648 | 1108 | &request, &require, &no, &reject); |
49b749f0 RM |
1109 | if (make_option_mask(d, dl, od, odl, require, arg, 1) != 0 || |
1110 | make_option_mask(d, dl, od, odl, request, arg, 1) != 0 || | |
85bff648 RM |
1111 | make_option_mask(d, dl, od, odl, no, arg, -1) != 0 || |
1112 | make_option_mask(d, dl, od, odl, reject, arg, -1) != 0) | |
fd05b7dc | 1113 | { |
3f8b1832 | 1114 | logerrx("unknown option: %s", arg); |
fd05b7dc RM |
1115 | return -1; |
1116 | } | |
1117 | break; | |
91a44b91 | 1118 | case 'S': |
6bcb242d | 1119 | ARG_REQUIRED; |
91a44b91 RM |
1120 | p = strchr(arg, '='); |
1121 | if (p == NULL) { | |
94d1ded9 | 1122 | logerrx("static assignment required"); |
91a44b91 RM |
1123 | return -1; |
1124 | } | |
b3c41d25 | 1125 | p = strskipwhite(++p); |
91a44b91 | 1126 | if (strncmp(arg, "ip_address=", strlen("ip_address=")) == 0) { |
b3c41d25 RM |
1127 | if (p == NULL) { |
1128 | ifo->options &= ~DHCPCD_STATIC; | |
1129 | ifo->req_addr.s_addr = INADDR_ANY; | |
1130 | break; | |
1131 | } | |
03274c9c | 1132 | if (parse_addr(&ifo->req_addr, |
776961cf RM |
1133 | ifo->req_mask.s_addr == 0 ? &ifo->req_mask : NULL, |
1134 | p) != 0) | |
91a44b91 RM |
1135 | return -1; |
1136 | ||
1137 | ifo->options |= DHCPCD_STATIC; | |
fa8b2a7a | 1138 | ifo->options &= ~DHCPCD_INFORM; |
069e2f28 RM |
1139 | } else if (strncmp(arg, "subnet_mask=", |
1140 | strlen("subnet_mask=")) == 0) | |
1141 | { | |
b3c41d25 RM |
1142 | if (p == NULL) { |
1143 | ifo->req_mask.s_addr = INADDR_ANY; | |
1144 | break; | |
1145 | } | |
03274c9c | 1146 | if (parse_addr(&ifo->req_mask, NULL, p) != 0) |
776961cf | 1147 | return -1; |
6dc3763d RM |
1148 | } else if (strncmp(arg, "broadcast_address=", |
1149 | strlen("broadcast_address=")) == 0) | |
1150 | { | |
b3c41d25 RM |
1151 | if (p == NULL) { |
1152 | ifo->req_brd.s_addr = INADDR_ANY; | |
1153 | break; | |
1154 | } | |
6dc3763d RM |
1155 | if (parse_addr(&ifo->req_brd, NULL, p) != 0) |
1156 | return -1; | |
91a44b91 | 1157 | } else if (strncmp(arg, "routes=", strlen("routes=")) == 0 || |
069e2f28 RM |
1158 | strncmp(arg, "static_routes=", |
1159 | strlen("static_routes=")) == 0 || | |
1160 | strncmp(arg, "classless_static_routes=", | |
1161 | strlen("classless_static_routes=")) == 0 || | |
1162 | strncmp(arg, "ms_classless_static_routes=", | |
1163 | strlen("ms_classless_static_routes=")) == 0) | |
91a44b91 | 1164 | { |
9aa11487 RM |
1165 | struct in_addr addr3; |
1166 | ||
b3c41d25 RM |
1167 | if (p == NULL) { |
1168 | rt_headclear(&ifo->routes, AF_INET); | |
1169 | add_environ(&ifo->config, arg, 1); | |
1170 | break; | |
1171 | } | |
1172 | ||
1cd05a96 | 1173 | fp = np = strwhite(p); |
91a44b91 | 1174 | if (np == NULL) { |
94d1ded9 | 1175 | logerrx("all routes need a gateway"); |
91a44b91 RM |
1176 | return -1; |
1177 | } | |
1178 | *np++ = '\0'; | |
1cd05a96 | 1179 | np = strskipwhite(np); |
03274c9c RM |
1180 | if (parse_addr(&addr, &addr2, p) == -1 || |
1181 | parse_addr(&addr3, NULL, np) == -1) | |
9aa11487 | 1182 | { |
4c9c4b3e RM |
1183 | *fp = ' '; |
1184 | return -1; | |
91a44b91 | 1185 | } |
696dcaa4 RM |
1186 | *fp = ' '; |
1187 | if ((rt = rt_new0(ctx)) == NULL) | |
91a44b91 | 1188 | return -1; |
9aa11487 RM |
1189 | sa_in_init(&rt->rt_dest, &addr); |
1190 | sa_in_init(&rt->rt_netmask, &addr2); | |
1191 | sa_in_init(&rt->rt_gateway, &addr3); | |
960abfd2 | 1192 | if (rt_proto_add_ctx(&ifo->routes, rt, ctx)) |
696dcaa4 | 1193 | add_environ(&ifo->config, arg, 0); |
91a44b91 | 1194 | } else if (strncmp(arg, "routers=", strlen("routers=")) == 0) { |
b3c41d25 RM |
1195 | if (p == NULL) { |
1196 | rt_headclear(&ifo->routes, AF_INET); | |
1197 | add_environ(&ifo->config, arg, 1); | |
1198 | break; | |
1199 | } | |
03274c9c | 1200 | if (parse_addr(&addr, NULL, p) == -1) |
4c9c4b3e | 1201 | return -1; |
77cdf115 | 1202 | if ((rt = rt_new0(ctx)) == NULL) |
91a44b91 | 1203 | return -1; |
9aa11487 RM |
1204 | addr2.s_addr = INADDR_ANY; |
1205 | sa_in_init(&rt->rt_dest, &addr2); | |
1206 | sa_in_init(&rt->rt_netmask, &addr2); | |
1207 | sa_in_init(&rt->rt_gateway, &addr); | |
960abfd2 | 1208 | if (rt_proto_add_ctx(&ifo->routes, rt, ctx)) |
696dcaa4 | 1209 | add_environ(&ifo->config, arg, 0); |
afcd7cbd RM |
1210 | } else if (strncmp(arg, "interface_mtu=", |
1211 | strlen("interface_mtu=")) == 0 || | |
1212 | strncmp(arg, "mtu=", strlen("mtu=")) == 0) | |
1213 | { | |
b3c41d25 RM |
1214 | if (p == NULL) |
1215 | break; | |
afcd7cbd RM |
1216 | ifo->mtu = (unsigned int)strtou(p, NULL, 0, |
1217 | MTU_MIN, MTU_MAX, &e); | |
1218 | if (e) { | |
94d1ded9 | 1219 | logerrx("invalid MTU %s", p); |
afcd7cbd RM |
1220 | return -1; |
1221 | } | |
408fe755 | 1222 | } else if (strncmp(arg, "ip6_address=", strlen("ip6_address=")) == 0) { |
b3c41d25 RM |
1223 | if (p == NULL) { |
1224 | memset(&ifo->req_addr6, 0, | |
1225 | sizeof(ifo->req_addr6)); | |
1226 | break; | |
1227 | } | |
1228 | ||
408fe755 RM |
1229 | np = strchr(p, '/'); |
1230 | if (np) | |
1231 | *np++ = '\0'; | |
c1993f92 | 1232 | if ((i = inet_pton(AF_INET6, p, &ifo->req_addr6)) == 1) { |
408fe755 RM |
1233 | if (np) { |
1234 | ifo->req_prefix_len = (uint8_t)strtou(np, | |
1235 | NULL, 0, 0, 128, &e); | |
1236 | if (e) { | |
94d1ded9 | 1237 | logerrx("%s: failed to " |
408fe755 RM |
1238 | "convert prefix len", |
1239 | ifname); | |
1240 | return -1; | |
1241 | } | |
1242 | } else | |
1243 | ifo->req_prefix_len = 128; | |
1244 | } | |
c1993f92 RM |
1245 | if (np) |
1246 | *(--np) = '\0'; | |
1247 | if (i != 1) { | |
1248 | logerrx("invalid AF_INET6: %s", p); | |
1249 | memset(&ifo->req_addr6, 0, | |
1250 | sizeof(ifo->req_addr6)); | |
1251 | return -1; | |
1252 | } | |
6df0a6b1 | 1253 | } else |
b3c41d25 | 1254 | add_environ(&ifo->config, arg, p == NULL ? 1 : 0); |
91a44b91 | 1255 | break; |
b3c41d25 | 1256 | |
bf80d526 | 1257 | case 'W': |
03274c9c | 1258 | if (parse_addr(&addr, &addr2, arg) != 0) |
bf80d526 RM |
1259 | return -1; |
1260 | if (strchr(arg, '/') == NULL) | |
1261 | addr2.s_addr = INADDR_BROADCAST; | |
62c5b972 RM |
1262 | naddr = reallocarray(ifo->whitelist, |
1263 | ifo->whitelist_len + 2, sizeof(in_addr_t)); | |
fa245a4d | 1264 | if (naddr == NULL) { |
94d1ded9 | 1265 | logerr(__func__); |
fa245a4d RM |
1266 | return -1; |
1267 | } | |
1268 | ifo->whitelist = naddr; | |
bf80d526 RM |
1269 | ifo->whitelist[ifo->whitelist_len++] = addr.s_addr; |
1270 | ifo->whitelist[ifo->whitelist_len++] = addr2.s_addr; | |
1271 | break; | |
fd05b7dc | 1272 | case 'X': |
03274c9c | 1273 | if (parse_addr(&addr, &addr2, arg) != 0) |
fd05b7dc | 1274 | return -1; |
ce6b39df RM |
1275 | if (strchr(arg, '/') == NULL) |
1276 | addr2.s_addr = INADDR_BROADCAST; | |
62c5b972 RM |
1277 | naddr = reallocarray(ifo->blacklist, |
1278 | ifo->blacklist_len + 2, sizeof(in_addr_t)); | |
fa245a4d | 1279 | if (naddr == NULL) { |
94d1ded9 | 1280 | logerr(__func__); |
fa245a4d RM |
1281 | return -1; |
1282 | } | |
1283 | ifo->blacklist = naddr; | |
e095a6eb RM |
1284 | ifo->blacklist[ifo->blacklist_len++] = addr.s_addr; |
1285 | ifo->blacklist[ifo->blacklist_len++] = addr2.s_addr; | |
fd05b7dc | 1286 | break; |
d3088c74 | 1287 | case 'Z': |
6bcb242d | 1288 | ARG_REQUIRED; |
b3cbcc5a | 1289 | if (!IN_CONFIG_BLOCK(ifo)) |
03274c9c | 1290 | ctx->ifdv = splitv(&ctx->ifdc, ctx->ifdv, arg); |
d3088c74 | 1291 | break; |
df574999 RM |
1292 | case '1': |
1293 | ifo->options |= DHCPCD_ONESHOT; | |
1294 | break; | |
d7555c12 | 1295 | case '4': |
261009b0 | 1296 | #ifdef INET |
2f0addfd | 1297 | ifo->options &= ~DHCPCD_IPV6; |
d7555c12 RM |
1298 | ifo->options |= DHCPCD_IPV4; |
1299 | break; | |
261009b0 RM |
1300 | #else |
1301 | logerrx("INET has been compiled out"); | |
1302 | return -1; | |
1303 | #endif | |
d7555c12 | 1304 | case '6': |
261009b0 | 1305 | #ifdef INET6 |
d7555c12 | 1306 | ifo->options &= ~DHCPCD_IPV4; |
2f0addfd | 1307 | ifo->options |= DHCPCD_IPV6; |
d7555c12 | 1308 | break; |
261009b0 RM |
1309 | #else |
1310 | logerrx("INET6 has been compiled out"); | |
1311 | return -1; | |
1312 | #endif | |
94bec972 RM |
1313 | case O_IPV4: |
1314 | ifo->options |= DHCPCD_IPV4; | |
1315 | break; | |
bb8051bf RM |
1316 | case O_NOIPV4: |
1317 | ifo->options &= ~DHCPCD_IPV4; | |
1318 | break; | |
94bec972 RM |
1319 | case O_IPV6: |
1320 | ifo->options |= DHCPCD_IPV6; | |
1321 | break; | |
bb8051bf RM |
1322 | case O_NOIPV6: |
1323 | ifo->options &= ~DHCPCD_IPV6; | |
68f04fa8 RM |
1324 | break; |
1325 | case O_ANONYMOUS: | |
1326 | ifo->options |= DHCPCD_ANONYMOUS; | |
1327 | ifo->options &= ~DHCPCD_HOSTNAME; | |
1328 | ifo->fqdn = FQDN_DISABLE; | |
1329 | ||
1330 | /* Block everything */ | |
1331 | memset(ifo->nomask, 0xff, sizeof(ifo->nomask)); | |
1332 | memset(ifo->nomask6, 0xff, sizeof(ifo->nomask6)); | |
1333 | ||
1334 | /* Allow the bare minimum through */ | |
14b675ed | 1335 | #ifdef INET |
68f04fa8 RM |
1336 | del_option_mask(ifo->nomask, DHO_SUBNETMASK); |
1337 | del_option_mask(ifo->nomask, DHO_CSR); | |
1338 | del_option_mask(ifo->nomask, DHO_ROUTER); | |
1339 | del_option_mask(ifo->nomask, DHO_DNSSERVER); | |
3eaf2905 | 1340 | del_option_mask(ifo->nomask, DHO_DNSDOMAIN); |
68f04fa8 RM |
1341 | del_option_mask(ifo->nomask, DHO_BROADCAST); |
1342 | del_option_mask(ifo->nomask, DHO_STATICROUTE); | |
1343 | del_option_mask(ifo->nomask, DHO_SERVERID); | |
1344 | del_option_mask(ifo->nomask, DHO_RENEWALTIME); | |
1345 | del_option_mask(ifo->nomask, DHO_REBINDTIME); | |
1346 | del_option_mask(ifo->nomask, DHO_DNSSEARCH); | |
14b675ed | 1347 | #endif |
68f04fa8 | 1348 | |
c3358e3e | 1349 | #ifdef DHCP6 |
68f04fa8 RM |
1350 | del_option_mask(ifo->nomask6, D6_OPTION_DNS_SERVERS); |
1351 | del_option_mask(ifo->nomask6, D6_OPTION_DOMAIN_LIST); | |
1352 | del_option_mask(ifo->nomask6, D6_OPTION_SOL_MAX_RT); | |
1353 | del_option_mask(ifo->nomask6, D6_OPTION_INF_MAX_RT); | |
14b675ed | 1354 | #endif |
68f04fa8 | 1355 | |
2bd74fa2 RM |
1356 | break; |
1357 | case O_RANDOMISE_HWADDR: | |
1358 | ifo->randomise_hwaddr = true; | |
bb8051bf | 1359 | break; |
aae24feb | 1360 | #ifdef INET |
4ca7460f | 1361 | case O_ARPING: |
79f1f126 | 1362 | while (arg != NULL) { |
48ac077b RM |
1363 | fp = strwhite(arg); |
1364 | if (fp) | |
1365 | *fp++ = '\0'; | |
03274c9c | 1366 | if (parse_addr(&addr, NULL, arg) != 0) |
48ac077b | 1367 | return -1; |
62c5b972 RM |
1368 | naddr = reallocarray(ifo->arping, |
1369 | (size_t)ifo->arping_len + 1, sizeof(in_addr_t)); | |
48ac077b | 1370 | if (naddr == NULL) { |
94d1ded9 | 1371 | logerr(__func__); |
48ac077b RM |
1372 | return -1; |
1373 | } | |
1374 | ifo->arping = naddr; | |
1375 | ifo->arping[ifo->arping_len++] = addr.s_addr; | |
4dd50184 | 1376 | arg = strskipwhite(fp); |
fa245a4d | 1377 | } |
4ca7460f | 1378 | break; |
41c60e02 | 1379 | case O_DESTINATION: |
6bcb242d | 1380 | ARG_REQUIRED; |
7b19da49 RM |
1381 | if (ctx->options & DHCPCD_PRINT_PIDFILE) |
1382 | break; | |
18aa94f8 | 1383 | set_option_space(ctx, arg, &d, &dl, &od, &odl, ifo, |
85bff648 | 1384 | &request, &require, &no, &reject); |
49b749f0 RM |
1385 | if (make_option_mask(d, dl, od, odl, |
1386 | ifo->dstmask, arg, 2) != 0) | |
1387 | { | |
41c60e02 | 1388 | if (errno == EINVAL) |
3f8b1832 RM |
1389 | logerrx("option does not take" |
1390 | " an IPv4 address: %s", arg); | |
41c60e02 | 1391 | else |
3f8b1832 | 1392 | logerrx("unknown option: %s", arg); |
41c60e02 RM |
1393 | return -1; |
1394 | } | |
1395 | break; | |
ff021b0b | 1396 | case O_FALLBACK: |
6bcb242d | 1397 | ARG_REQUIRED; |
ff021b0b | 1398 | free(ifo->fallback); |
78369646 RM |
1399 | ifo->fallback = strdup(arg); |
1400 | if (ifo->fallback == NULL) { | |
94d1ded9 | 1401 | logerrx(__func__); |
00ababe4 | 1402 | return -1; |
78369646 | 1403 | } |
ff021b0b | 1404 | break; |
aae24feb | 1405 | #endif |
ebc9d360 | 1406 | case O_IAID: |
6bcb242d | 1407 | ARG_REQUIRED; |
f6082bca | 1408 | if (ctx->options & DHCPCD_MANAGER && !IN_CONFIG_BLOCK(ifo)) { |
94d1ded9 | 1409 | logerrx("IAID must belong in an interface block"); |
9ff636a5 RM |
1410 | return -1; |
1411 | } | |
069e2f28 | 1412 | if (parse_iaid(ifo->iaid, arg, sizeof(ifo->iaid)) == -1) { |
94d1ded9 | 1413 | logerrx("invalid IAID %s", arg); |
ebc9d360 | 1414 | return -1; |
069e2f28 | 1415 | } |
ebc9d360 | 1416 | ifo->options |= DHCPCD_IAID; |
563a421c | 1417 | break; |
eebe9a18 RM |
1418 | case O_IPV6RS: |
1419 | ifo->options |= DHCPCD_IPV6RS; | |
1420 | break; | |
91cd7324 | 1421 | case O_NOIPV6RS: |
61dd6cf9 RM |
1422 | ifo->options &= ~DHCPCD_IPV6RS; |
1423 | break; | |
eebe9a18 | 1424 | case O_IPV6RA_FORK: |
61dd6cf9 | 1425 | ifo->options &= ~DHCPCD_IPV6RA_REQRDNSS; |
91cd7324 | 1426 | break; |
62f12387 RM |
1427 | case O_IPV6RA_AUTOCONF: |
1428 | ifo->options |= DHCPCD_IPV6RA_AUTOCONF; | |
1429 | break; | |
1430 | case O_IPV6RA_NOAUTOCONF: | |
1431 | ifo->options &= ~DHCPCD_IPV6RA_AUTOCONF; | |
1432 | break; | |
7dab081f RM |
1433 | case O_NOALIAS: |
1434 | ifo->options |= DHCPCD_NOALIAS; | |
1435 | break; | |
bd762353 | 1436 | #ifdef DHCP6 |
00ababe4 RM |
1437 | case O_IA_NA: |
1438 | i = D6_OPTION_IA_NA; | |
1439 | /* FALLTHROUGH */ | |
1440 | case O_IA_TA: | |
1441 | if (i == 0) | |
1442 | i = D6_OPTION_IA_TA; | |
1443 | /* FALLTHROUGH */ | |
1444 | case O_IA_PD: | |
9ff636a5 | 1445 | if (i == 0) { |
c25b444e RM |
1446 | #ifdef SMALL |
1447 | logwarnx("%s: IA_PD not compiled in", ifname); | |
1448 | return -1; | |
1449 | #else | |
f6082bca | 1450 | if (ctx->options & DHCPCD_MANAGER && |
ba04408c RM |
1451 | !IN_CONFIG_BLOCK(ifo)) |
1452 | { | |
08f2db73 | 1453 | logerrx("IA PD must belong in an " |
94d1ded9 | 1454 | "interface block"); |
9ff636a5 RM |
1455 | return -1; |
1456 | } | |
00ababe4 | 1457 | i = D6_OPTION_IA_PD; |
c25b444e | 1458 | #endif |
9ff636a5 | 1459 | } |
f6082bca | 1460 | if (ctx->options & DHCPCD_MANAGER && |
ba04408c RM |
1461 | !IN_CONFIG_BLOCK(ifo) && arg) |
1462 | { | |
94d1ded9 RM |
1463 | logerrx("IA with IAID must belong in an " |
1464 | "interface block"); | |
9ff636a5 RM |
1465 | return -1; |
1466 | } | |
00ababe4 | 1467 | ifo->options |= DHCPCD_IA_FORCED; |
52bcdc34 RM |
1468 | fp = strwhite(arg); |
1469 | if (fp) { | |
1470 | *fp++ = '\0'; | |
1471 | fp = strskipwhite(fp); | |
1472 | } | |
b0ca9ae9 | 1473 | if (arg) { |
b0ca9ae9 RM |
1474 | p = strchr(arg, '/'); |
1475 | if (p) | |
1476 | *p++ = '\0'; | |
069e2f28 | 1477 | if (parse_iaid(iaid, arg, sizeof(iaid)) == -1) { |
94d1ded9 | 1478 | logerr("invalid IAID: %s", arg); |
b0ca9ae9 | 1479 | return -1; |
069e2f28 | 1480 | } |
52bcdc34 | 1481 | } |
ebc9d360 RM |
1482 | ia = NULL; |
1483 | for (sl = 0; sl < ifo->ia_len; sl++) { | |
52bcdc34 | 1484 | if ((arg == NULL && !ifo->ia[sl].iaid_set) || |
ee184a69 | 1485 | (arg != NULL && ifo->ia[sl].iaid_set && |
766ce48c | 1486 | ifo->ia[sl].ia_type == (uint16_t)i && |
8371b540 | 1487 | ifo->ia[sl].iaid[0] == iaid[0] && |
ebc9d360 RM |
1488 | ifo->ia[sl].iaid[1] == iaid[1] && |
1489 | ifo->ia[sl].iaid[2] == iaid[2] && | |
b0ca9ae9 | 1490 | ifo->ia[sl].iaid[3] == iaid[3])) |
00ababe4 | 1491 | { |
ebc9d360 | 1492 | ia = &ifo->ia[sl]; |
00ababe4 RM |
1493 | break; |
1494 | } | |
1495 | } | |
ebc9d360 | 1496 | if (ia == NULL) { |
62c5b972 RM |
1497 | ia = reallocarray(ifo->ia, |
1498 | ifo->ia_len + 1, sizeof(*ifo->ia)); | |
ebc9d360 | 1499 | if (ia == NULL) { |
94d1ded9 | 1500 | logerr(__func__); |
00ababe4 RM |
1501 | return -1; |
1502 | } | |
ebc9d360 RM |
1503 | ifo->ia = ia; |
1504 | ia = &ifo->ia[ifo->ia_len++]; | |
b0ca9ae9 | 1505 | ia->ia_type = (uint16_t)i; |
52bcdc34 | 1506 | if (arg) { |
b0ca9ae9 RM |
1507 | ia->iaid[0] = iaid[0]; |
1508 | ia->iaid[1] = iaid[1]; | |
1509 | ia->iaid[2] = iaid[2]; | |
1510 | ia->iaid[3] = iaid[3]; | |
1511 | ia->iaid_set = 1; | |
1512 | } else | |
1513 | ia->iaid_set = 0; | |
1514 | if (!ia->iaid_set || | |
1515 | p == NULL || | |
1516 | ia->ia_type == D6_OPTION_IA_TA) | |
1517 | { | |
4f94ed51 RM |
1518 | memset(&ia->addr, 0, sizeof(ia->addr)); |
1519 | ia->prefix_len = 0; | |
1520 | } else { | |
1521 | arg = p; | |
1522 | p = strchr(arg, '/'); | |
1523 | if (p) | |
1524 | *p++ = '\0'; | |
c1993f92 RM |
1525 | if (inet_pton(AF_INET6, arg, &ia->addr) != 1) { |
1526 | logerrx("invalid AF_INET6: %s", arg); | |
4f94ed51 RM |
1527 | memset(&ia->addr, 0, sizeof(ia->addr)); |
1528 | } | |
b0ca9ae9 | 1529 | if (p && ia->ia_type == D6_OPTION_IA_PD) { |
40095c80 RM |
1530 | ia->prefix_len = (uint8_t)strtou(p, |
1531 | NULL, 0, 8, 120, &e); | |
f94b4eab | 1532 | if (e) { |
94d1ded9 | 1533 | logerrx("%s: failed to convert" |
f94b4eab RM |
1534 | " prefix len", |
1535 | p); | |
4f94ed51 | 1536 | ia->prefix_len = 0; |
40095c80 | 1537 | } |
4f94ed51 RM |
1538 | } |
1539 | } | |
c25b444e | 1540 | #ifndef SMALL |
e69793ff | 1541 | ia->sla_max = 0; |
ebc9d360 | 1542 | ia->sla_len = 0; |
4f94ed51 | 1543 | ia->sla = NULL; |
c25b444e | 1544 | #endif |
00ababe4 | 1545 | } |
d210717a RM |
1546 | |
1547 | #ifdef SMALL | |
1548 | break; | |
1549 | #else | |
b0ca9ae9 | 1550 | if (ia->ia_type != D6_OPTION_IA_PD) |
7cece083 | 1551 | break; |
d210717a | 1552 | |
00ababe4 | 1553 | for (p = fp; p; p = fp) { |
1cd05a96 RM |
1554 | fp = strwhite(p); |
1555 | if (fp) { | |
00ababe4 | 1556 | *fp++ = '\0'; |
1cd05a96 RM |
1557 | fp = strskipwhite(fp); |
1558 | } | |
62c5b972 RM |
1559 | sla = reallocarray(ia->sla, |
1560 | ia->sla_len + 1, sizeof(*ia->sla)); | |
00ababe4 | 1561 | if (sla == NULL) { |
94d1ded9 | 1562 | logerr(__func__); |
00ababe4 RM |
1563 | return -1; |
1564 | } | |
ebc9d360 RM |
1565 | ia->sla = sla; |
1566 | sla = &ia->sla[ia->sla_len++]; | |
00ababe4 RM |
1567 | np = strchr(p, '/'); |
1568 | if (np) | |
1569 | *np++ = '\0'; | |
00ababe4 RM |
1570 | if (strlcpy(sla->ifname, p, |
1571 | sizeof(sla->ifname)) >= sizeof(sla->ifname)) | |
1572 | { | |
94d1ded9 | 1573 | logerrx("%s: interface name too long", arg); |
94a79cea | 1574 | goto err_sla; |
00ababe4 | 1575 | } |
d1913fa8 | 1576 | sla->sla_set = false; |
fda2c663 RM |
1577 | sla->prefix_len = 0; |
1578 | sla->suffix = 1; | |
00ababe4 | 1579 | p = np; |
367f7b11 RM |
1580 | if (p) { |
1581 | np = strchr(p, '/'); | |
1582 | if (np) | |
1583 | *np++ = '\0'; | |
fda2c663 | 1584 | if (*p != '\0') { |
f94b4eab RM |
1585 | sla->sla = (uint32_t)strtou(p, NULL, |
1586 | 0, 0, UINT32_MAX, &e); | |
d1913fa8 | 1587 | sla->sla_set = true; |
f94b4eab | 1588 | if (e) { |
94d1ded9 RM |
1589 | logerrx("%s: failed to convert " |
1590 | "sla", | |
f94b4eab | 1591 | ifname); |
34457fe6 | 1592 | goto err_sla; |
f94b4eab | 1593 | } |
83919266 | 1594 | } |
fda2c663 RM |
1595 | p = np; |
1596 | } | |
1597 | if (p) { | |
1598 | np = strchr(p, '/'); | |
1599 | if (np) | |
1600 | *np++ = '\0'; | |
1601 | if (*p != '\0') { | |
55793e6a | 1602 | sla->prefix_len = (uint8_t)strtou(p, |
fda2c663 | 1603 | NULL, 0, 0, 120, &e); |
f94b4eab | 1604 | if (e) { |
94d1ded9 | 1605 | logerrx("%s: failed to " |
f94b4eab RM |
1606 | "convert prefix len", |
1607 | ifname); | |
94a79cea | 1608 | goto err_sla; |
f94b4eab | 1609 | } |
fda2c663 RM |
1610 | } |
1611 | p = np; | |
1612 | } | |
1613 | if (p) { | |
1614 | np = strchr(p, '/'); | |
1615 | if (np) | |
1616 | *np = '\0'; | |
1617 | if (*p != '\0') { | |
1618 | sla->suffix = (uint64_t)strtou(p, NULL, | |
1619 | 0, 0, UINT64_MAX, &e); | |
1620 | if (e) { | |
94d1ded9 | 1621 | logerrx("%s: failed to " |
fda2c663 RM |
1622 | "convert suffix", |
1623 | ifname); | |
1624 | goto err_sla; | |
1625 | } | |
1626 | } | |
e69793ff RM |
1627 | } |
1628 | /* Sanity check */ | |
1629 | for (sl = 0; sl < ia->sla_len - 1; sl++) { | |
1630 | slap = &ia->sla[sl]; | |
a268d0e4 | 1631 | if (slap->sla_set != sla->sla_set) { |
94d1ded9 | 1632 | logerrx("%s: cannot mix automatic " |
e69793ff RM |
1633 | "and fixed SLA", |
1634 | sla->ifname); | |
1635 | goto err_sla; | |
1636 | } | |
857a98fc RM |
1637 | if (ia->prefix_len && |
1638 | (sla->prefix_len == ia->prefix_len || | |
1639 | slap->prefix_len == ia->prefix_len)) | |
1640 | { | |
94d1ded9 | 1641 | logerrx("%s: cannot delegte the same" |
857a98fc RM |
1642 | "prefix length more than once", |
1643 | sla->ifname); | |
1644 | goto err_sla; | |
1645 | } | |
d1913fa8 | 1646 | if (!sla->sla_set && |
e69793ff RM |
1647 | strcmp(slap->ifname, sla->ifname) == 0) |
1648 | { | |
94d1ded9 | 1649 | logwarnx("%s: cannot specify the " |
e69793ff RM |
1650 | "same interface twice with " |
1651 | "an automatic SLA", | |
1652 | sla->ifname); | |
1653 | goto err_sla; | |
5985c4e2 | 1654 | } |
663d44bf RM |
1655 | if (slap->sla_set && sla->sla_set && |
1656 | slap->sla == sla->sla) | |
b1582682 | 1657 | { |
94d1ded9 | 1658 | logerrx("%s: cannot" |
663d44bf RM |
1659 | " assign the same SLA %u" |
1660 | " more than once", | |
1661 | sla->ifname, sla->sla); | |
a268d0e4 RM |
1662 | goto err_sla; |
1663 | } | |
367f7b11 | 1664 | } |
e69793ff RM |
1665 | if (sla->sla_set && sla->sla > ia->sla_max) |
1666 | ia->sla_max = sla->sla; | |
00ababe4 | 1667 | } |
ebc9d360 | 1668 | break; |
94a79cea RM |
1669 | err_sla: |
1670 | ia->sla_len--; | |
1671 | return -1; | |
c25b444e | 1672 | #endif |
94a79cea | 1673 | #endif |
d6a18654 | 1674 | case O_HOSTNAME_SHORT: |
9c54b11b | 1675 | ifo->options |= DHCPCD_HOSTNAME | DHCPCD_HOSTNAME_SHORT; |
d6a18654 | 1676 | break; |
413652c1 | 1677 | case O_DEV: |
6bcb242d | 1678 | ARG_REQUIRED; |
4eb7b489 RM |
1679 | #ifdef PLUGIN_DEV |
1680 | if (ctx->dev_load) | |
1681 | free(ctx->dev_load); | |
1682 | ctx->dev_load = strdup(arg); | |
1683 | #endif | |
413652c1 RM |
1684 | break; |
1685 | case O_NODEV: | |
1686 | ifo->options &= ~DHCPCD_DEV; | |
1687 | break; | |
8e7d8c37 RM |
1688 | case O_DEFINE: |
1689 | dop = &ifo->dhcp_override; | |
1690 | dop_len = &ifo->dhcp_override_len; | |
1691 | /* FALLTHROUGH */ | |
2be15e88 RM |
1692 | case O_DEFINEND: |
1693 | if (dop == NULL) { | |
1694 | dop = &ifo->nd_override; | |
1695 | dop_len = &ifo->nd_override_len; | |
1696 | } | |
1697 | /* FALLTHROUGH */ | |
8e7d8c37 RM |
1698 | case O_DEFINE6: |
1699 | if (dop == NULL) { | |
1700 | dop = &ifo->dhcp6_override; | |
1701 | dop_len = &ifo->dhcp6_override_len; | |
1702 | } | |
7a911e57 RM |
1703 | /* FALLTHROUGH */ |
1704 | case O_VENDOPT: | |
1705 | if (dop == NULL) { | |
1706 | dop = &ifo->vivso_override; | |
1707 | dop_len = &ifo->vivso_override_len; | |
1708 | } | |
4eb7b489 | 1709 | *edop = *ldop = NULL; |
8e7d8c37 RM |
1710 | /* FALLTHROUGH */ |
1711 | case O_EMBED: | |
1712 | if (dop == NULL) { | |
4eb7b489 RM |
1713 | if (*edop) { |
1714 | dop = &(*edop)->embopts; | |
1715 | dop_len = &(*edop)->embopts_len; | |
03476881 | 1716 | } else if (ldop) { |
4eb7b489 RM |
1717 | dop = &(*ldop)->embopts; |
1718 | dop_len = &(*ldop)->embopts_len; | |
03476881 | 1719 | } else { |
94d1ded9 RM |
1720 | logerrx("embed must be after a define " |
1721 | "or encap"); | |
8e7d8c37 RM |
1722 | return -1; |
1723 | } | |
8e7d8c37 | 1724 | } |
03476881 | 1725 | /* FALLTHROUGH */ |
8e7d8c37 | 1726 | case O_ENCAP: |
6bcb242d | 1727 | ARG_REQUIRED; |
8e7d8c37 | 1728 | if (dop == NULL) { |
4eb7b489 | 1729 | if (*ldop == NULL) { |
94d1ded9 | 1730 | logerrx("encap must be after a define"); |
8e7d8c37 RM |
1731 | return -1; |
1732 | } | |
4eb7b489 RM |
1733 | dop = &(*ldop)->encopts; |
1734 | dop_len = &(*ldop)->encopts_len; | |
8e7d8c37 RM |
1735 | } |
1736 | ||
1737 | /* Shared code for define, define6, embed and encap */ | |
1738 | ||
1739 | /* code */ | |
1740 | if (opt == O_EMBED) /* Embedded options don't have codes */ | |
7a911e57 | 1741 | u = 0; |
8e7d8c37 | 1742 | else { |
1cd05a96 | 1743 | fp = strwhite(arg); |
4dd50184 | 1744 | if (fp == NULL) { |
94d1ded9 | 1745 | logerrx("invalid syntax: %s", arg); |
8e7d8c37 RM |
1746 | return -1; |
1747 | } | |
1748 | *fp++ = '\0'; | |
6dff2cb3 | 1749 | u = (uint32_t)strtou(arg, NULL, 0, 0, UINT32_MAX, &e); |
f94b4eab | 1750 | if (e) { |
94d1ded9 | 1751 | logerrx("invalid code: %s", arg); |
8e7d8c37 | 1752 | return -1; |
7a911e57 | 1753 | } |
1cd05a96 | 1754 | arg = strskipwhite(fp); |
4dd50184 | 1755 | if (arg == NULL) { |
94d1ded9 | 1756 | logerrx("invalid syntax"); |
4dd50184 RM |
1757 | return -1; |
1758 | } | |
8e7d8c37 RM |
1759 | } |
1760 | /* type */ | |
1cd05a96 | 1761 | fp = strwhite(arg); |
ab371aa6 | 1762 | if (fp) |
1cd05a96 | 1763 | *fp++ = '\0'; |
b21cd906 RM |
1764 | np = strchr(arg, ':'); |
1765 | /* length */ | |
1766 | if (np) { | |
1767 | *np++ = '\0'; | |
cc71162d | 1768 | bp = NULL; /* No bitflag */ |
f94b4eab RM |
1769 | l = (long)strtou(np, NULL, 0, 0, LONG_MAX, &e); |
1770 | if (e) { | |
94d1ded9 | 1771 | logerrx("failed to convert length"); |
b21cd906 | 1772 | return -1; |
f94b4eab | 1773 | } |
cc71162d | 1774 | } else { |
b21cd906 | 1775 | l = 0; |
cc71162d RM |
1776 | bp = strchr(arg, '='); /* bitflag assignment */ |
1777 | if (bp) | |
1778 | *bp++ = '\0'; | |
1779 | } | |
1cd05a96 RM |
1780 | t = 0; |
1781 | if (strcasecmp(arg, "request") == 0) { | |
41eefe94 | 1782 | t |= OT_REQUEST; |
1cd05a96 RM |
1783 | arg = strskipwhite(fp); |
1784 | fp = strwhite(arg); | |
1785 | if (fp == NULL) { | |
94d1ded9 | 1786 | logerrx("incomplete request type"); |
1cd05a96 RM |
1787 | return -1; |
1788 | } | |
1789 | *fp++ = '\0'; | |
1790 | } else if (strcasecmp(arg, "norequest") == 0) { | |
41eefe94 | 1791 | t |= OT_NOREQ; |
1cd05a96 RM |
1792 | arg = strskipwhite(fp); |
1793 | fp = strwhite(arg); | |
1794 | if (fp == NULL) { | |
94d1ded9 | 1795 | logerrx("incomplete request type"); |
1cd05a96 RM |
1796 | return -1; |
1797 | } | |
8e7d8c37 | 1798 | *fp++ = '\0'; |
1cd05a96 | 1799 | } |
ecdbb919 | 1800 | if (strcasecmp(arg, "optional") == 0) { |
41eefe94 | 1801 | t |= OT_OPTIONAL; |
ecdbb919 RM |
1802 | arg = strskipwhite(fp); |
1803 | fp = strwhite(arg); | |
1804 | if (fp == NULL) { | |
94d1ded9 | 1805 | logerrx("incomplete optional type"); |
ecdbb919 RM |
1806 | return -1; |
1807 | } | |
1808 | *fp++ = '\0'; | |
1809 | } | |
03476881 | 1810 | if (strcasecmp(arg, "index") == 0) { |
41eefe94 | 1811 | t |= OT_INDEX; |
03476881 RM |
1812 | arg = strskipwhite(fp); |
1813 | fp = strwhite(arg); | |
1814 | if (fp == NULL) { | |
94d1ded9 | 1815 | logerrx("incomplete index type"); |
03476881 RM |
1816 | return -1; |
1817 | } | |
1818 | *fp++ = '\0'; | |
1819 | } | |
1cd05a96 | 1820 | if (strcasecmp(arg, "array") == 0) { |
41eefe94 | 1821 | t |= OT_ARRAY; |
1cd05a96 RM |
1822 | arg = strskipwhite(fp); |
1823 | fp = strwhite(arg); | |
1824 | if (fp == NULL) { | |
94d1ded9 | 1825 | logerrx("incomplete array type"); |
1cd05a96 RM |
1826 | return -1; |
1827 | } | |
1828 | *fp++ = '\0'; | |
1829 | } | |
8e7d8c37 | 1830 | if (strcasecmp(arg, "ipaddress") == 0) |
41eefe94 | 1831 | t |= OT_ADDRIPV4; |
8e7d8c37 | 1832 | else if (strcasecmp(arg, "ip6address") == 0) |
41eefe94 | 1833 | t |= OT_ADDRIPV6; |
8e7d8c37 | 1834 | else if (strcasecmp(arg, "string") == 0) |
41eefe94 | 1835 | t |= OT_STRING; |
500cd813 RM |
1836 | else if (strcasecmp(arg, "uri") == 0) |
1837 | t |= OT_URI; | |
8e7d8c37 | 1838 | else if (strcasecmp(arg, "byte") == 0) |
41eefe94 | 1839 | t |= OT_UINT8; |
cc71162d | 1840 | else if (strcasecmp(arg, "bitflags") == 0) |
41eefe94 | 1841 | t |= OT_BITFLAG; |
c960d1e6 | 1842 | else if (strcasecmp(arg, "uint8") == 0) |
41eefe94 | 1843 | t |= OT_UINT8; |
c960d1e6 | 1844 | else if (strcasecmp(arg, "int8") == 0) |
41eefe94 | 1845 | t |= OT_INT8; |
8e7d8c37 | 1846 | else if (strcasecmp(arg, "uint16") == 0) |
41eefe94 | 1847 | t |= OT_UINT16; |
8e7d8c37 | 1848 | else if (strcasecmp(arg, "int16") == 0) |
41eefe94 | 1849 | t |= OT_INT16; |
8e7d8c37 | 1850 | else if (strcasecmp(arg, "uint32") == 0) |
41eefe94 | 1851 | t |= OT_UINT32; |
8e7d8c37 | 1852 | else if (strcasecmp(arg, "int32") == 0) |
41eefe94 | 1853 | t |= OT_INT32; |
1cd05a96 | 1854 | else if (strcasecmp(arg, "flag") == 0) |
41eefe94 | 1855 | t |= OT_FLAG; |
8f008ca7 | 1856 | else if (strcasecmp(arg, "raw") == 0) |
41eefe94 | 1857 | t |= OT_STRING | OT_RAW; |
8f008ca7 | 1858 | else if (strcasecmp(arg, "ascii") == 0) |
41eefe94 | 1859 | t |= OT_STRING | OT_ASCII; |
8e7d8c37 | 1860 | else if (strcasecmp(arg, "domain") == 0) |
41eefe94 | 1861 | t |= OT_STRING | OT_DOMAIN | OT_RFC1035; |
8f008ca7 | 1862 | else if (strcasecmp(arg, "dname") == 0) |
41eefe94 | 1863 | t |= OT_STRING | OT_DOMAIN; |
8e7d8c37 | 1864 | else if (strcasecmp(arg, "binhex") == 0) |
41eefe94 | 1865 | t |= OT_STRING | OT_BINHEX; |
8e7d8c37 | 1866 | else if (strcasecmp(arg, "embed") == 0) |
41eefe94 | 1867 | t |= OT_EMBED; |
8e7d8c37 | 1868 | else if (strcasecmp(arg, "encap") == 0) |
41eefe94 | 1869 | t |= OT_ENCAP; |
1cd05a96 | 1870 | else if (strcasecmp(arg, "rfc3361") ==0) |
41eefe94 | 1871 | t |= OT_STRING | OT_RFC3361; |
dfee59d2 | 1872 | else if (strcasecmp(arg, "rfc3442") ==0) |
41eefe94 | 1873 | t |= OT_STRING | OT_RFC3442; |
03476881 | 1874 | else if (strcasecmp(arg, "option") == 0) |
41eefe94 | 1875 | t |= OT_OPTION; |
8e7d8c37 | 1876 | else { |
94d1ded9 | 1877 | logerrx("unknown type: %s", arg); |
8e7d8c37 RM |
1878 | return -1; |
1879 | } | |
41eefe94 | 1880 | if (l && !(t & (OT_STRING | OT_BINHEX))) { |
3f8b1832 | 1881 | logwarnx("ignoring length for type: %s", arg); |
b21cd906 RM |
1882 | l = 0; |
1883 | } | |
41eefe94 RM |
1884 | if (t & OT_ARRAY && t & (OT_STRING | OT_BINHEX) && |
1885 | !(t & (OT_RFC1035 | OT_DOMAIN))) | |
8f008ca7 | 1886 | { |
94d1ded9 | 1887 | logwarnx("ignoring array for strings"); |
41eefe94 | 1888 | t &= ~OT_ARRAY; |
63bdd2c2 | 1889 | } |
41eefe94 | 1890 | if (t & OT_BITFLAG) { |
cc71162d | 1891 | if (bp == NULL) |
94d1ded9 | 1892 | logwarnx("missing bitflag assignment"); |
cc71162d | 1893 | } |
8e7d8c37 | 1894 | /* variable */ |
d9fbb118 | 1895 | if (!fp) { |
41eefe94 | 1896 | if (!(t & OT_OPTION)) { |
94d1ded9 RM |
1897 | logerrx("type %s requires a variable name", |
1898 | arg); | |
03476881 RM |
1899 | return -1; |
1900 | } | |
1901 | np = NULL; | |
1902 | } else { | |
1903 | arg = strskipwhite(fp); | |
1904 | fp = strwhite(arg); | |
1905 | if (fp) | |
1906 | *fp++ = '\0'; | |
cc71162d RM |
1907 | if (strcasecmp(arg, "reserved")) { |
1908 | np = strdup(arg); | |
1909 | if (np == NULL) { | |
94d1ded9 | 1910 | logerr(__func__); |
cc71162d RM |
1911 | return -1; |
1912 | } | |
1913 | } else { | |
1914 | np = NULL; | |
41eefe94 | 1915 | t |= OT_RESERVED; |
03476881 | 1916 | } |
8e7d8c37 | 1917 | } |
6714b786 | 1918 | if (opt != O_EMBED) { |
f132acc3 RM |
1919 | for (dl = 0, ndop = *dop; dl < *dop_len; dl++, ndop++) |
1920 | { | |
1cd05a96 RM |
1921 | /* type 0 seems freshly malloced struct |
1922 | * for us to use */ | |
7a911e57 | 1923 | if (ndop->option == u || ndop->type == 0) |
8e7d8c37 RM |
1924 | break; |
1925 | } | |
f132acc3 RM |
1926 | if (dl == *dop_len) |
1927 | ndop = NULL; | |
1928 | } else | |
1929 | ndop = NULL; | |
6714b786 | 1930 | if (ndop == NULL) { |
62c5b972 RM |
1931 | ndop = reallocarray(*dop, *dop_len + 1, sizeof(**dop)); |
1932 | if (ndop == NULL) { | |
94d1ded9 | 1933 | logerr(__func__); |
8fc52ced | 1934 | free(np); |
8e7d8c37 RM |
1935 | return -1; |
1936 | } | |
1937 | *dop = ndop; | |
1938 | ndop = &(*dop)[(*dop_len)++]; | |
8e7d8c37 RM |
1939 | ndop->embopts = NULL; |
1940 | ndop->embopts_len = 0; | |
1941 | ndop->encopts = NULL; | |
1942 | ndop->encopts_len = 0; | |
1943 | } else | |
1944 | free_dhcp_opt_embenc(ndop); | |
76bb4d03 | 1945 | ndop->option = (uint32_t)u; /* could have been 0 */ |
8e7d8c37 | 1946 | ndop->type = t; |
34457fe6 | 1947 | ndop->len = (size_t)l; |
bc22d277 | 1948 | ndop->var = np; |
cc71162d RM |
1949 | if (bp) { |
1950 | dl = strlen(bp); | |
1951 | memcpy(ndop->bitflags, bp, dl); | |
1952 | memset(ndop->bitflags + dl, 0, | |
1953 | sizeof(ndop->bitflags) - dl); | |
1954 | } else | |
1955 | memset(ndop->bitflags, 0, sizeof(ndop->bitflags)); | |
8e7d8c37 | 1956 | /* Save the define for embed and encap options */ |
2be15e88 RM |
1957 | switch (opt) { |
1958 | case O_DEFINE: | |
1959 | case O_DEFINEND: | |
1960 | case O_DEFINE6: | |
1961 | case O_VENDOPT: | |
4eb7b489 | 1962 | *ldop = ndop; |
2be15e88 RM |
1963 | break; |
1964 | case O_ENCAP: | |
4eb7b489 | 1965 | *edop = ndop; |
2be15e88 RM |
1966 | break; |
1967 | } | |
8e7d8c37 | 1968 | break; |
7a911e57 | 1969 | case O_VENDCLASS: |
6bcb242d | 1970 | ARG_REQUIRED; |
7a911e57 RM |
1971 | fp = strwhite(arg); |
1972 | if (fp) | |
1973 | *fp++ = '\0'; | |
f94b4eab RM |
1974 | u = (uint32_t)strtou(arg, NULL, 0, 0, UINT32_MAX, &e); |
1975 | if (e) { | |
94d1ded9 | 1976 | logerrx("invalid code: %s", arg); |
7a911e57 RM |
1977 | return -1; |
1978 | } | |
c42ca6e4 | 1979 | fp = strskipwhite(fp); |
7a911e57 RM |
1980 | if (fp) { |
1981 | s = parse_string(NULL, 0, fp); | |
1982 | if (s == -1) { | |
94d1ded9 | 1983 | logerr(__func__); |
7a911e57 RM |
1984 | return -1; |
1985 | } | |
34457fe6 RM |
1986 | dl = (size_t)s; |
1987 | if (dl + (sizeof(uint16_t) * 2) > UINT16_MAX) { | |
94d1ded9 | 1988 | logerrx("vendor class is too big"); |
7a911e57 RM |
1989 | return -1; |
1990 | } | |
34457fe6 | 1991 | np = malloc(dl); |
7a911e57 | 1992 | if (np == NULL) { |
94d1ded9 | 1993 | logerr(__func__); |
7a911e57 RM |
1994 | return -1; |
1995 | } | |
34457fe6 | 1996 | parse_string(np, dl, fp); |
7a911e57 | 1997 | } else { |
34457fe6 | 1998 | dl = 0; |
7a911e57 RM |
1999 | np = NULL; |
2000 | } | |
62c5b972 RM |
2001 | vivco = reallocarray(ifo->vivco, |
2002 | ifo->vivco_len + 1, sizeof(*ifo->vivco)); | |
7a911e57 | 2003 | if (vivco == NULL) { |
94d1ded9 | 2004 | logerr( __func__); |
e15521d1 | 2005 | free(np); |
7a911e57 RM |
2006 | return -1; |
2007 | } | |
2008 | ifo->vivco = vivco; | |
76bb4d03 | 2009 | ifo->vivco_en = (uint32_t)u; |
7a911e57 | 2010 | vivco = &ifo->vivco[ifo->vivco_len++]; |
34457fe6 | 2011 | vivco->len = dl; |
7a911e57 RM |
2012 | vivco->data = (uint8_t *)np; |
2013 | break; | |
c73ed171 | 2014 | case O_AUTHPROTOCOL: |
6bcb242d | 2015 | ARG_REQUIRED; |
e5fc8ac4 | 2016 | #ifdef AUTH |
c73ed171 RM |
2017 | fp = strwhite(arg); |
2018 | if (fp) | |
2019 | *fp++ = '\0'; | |
2020 | if (strcasecmp(arg, "token") == 0) | |
2021 | ifo->auth.protocol = AUTH_PROTO_TOKEN; | |
2022 | else if (strcasecmp(arg, "delayed") == 0) | |
2023 | ifo->auth.protocol = AUTH_PROTO_DELAYED; | |
2024 | else if (strcasecmp(arg, "delayedrealm") == 0) | |
2025 | ifo->auth.protocol = AUTH_PROTO_DELAYEDREALM; | |
2026 | else { | |
94d1ded9 | 2027 | logerrx("%s: unsupported protocol", arg); |
c73ed171 RM |
2028 | return -1; |
2029 | } | |
2030 | arg = strskipwhite(fp); | |
2031 | fp = strwhite(arg); | |
2032 | if (arg == NULL) { | |
2033 | ifo->auth.options |= DHCPCD_AUTH_SEND; | |
c2603990 RM |
2034 | if (ifo->auth.protocol == AUTH_PROTO_TOKEN) |
2035 | ifo->auth.protocol = AUTH_ALG_NONE; | |
2036 | else | |
2037 | ifo->auth.algorithm = AUTH_ALG_HMAC_MD5; | |
c73ed171 RM |
2038 | ifo->auth.rdm = AUTH_RDM_MONOTONIC; |
2039 | break; | |
2040 | } | |
2041 | if (fp) | |
2042 | *fp++ = '\0'; | |
32945b61 RM |
2043 | if (ifo->auth.protocol == AUTH_PROTO_TOKEN) { |
2044 | np = strchr(arg, '/'); | |
2045 | if (np) { | |
2046 | if (fp == NULL || np < fp) | |
2047 | *np++ = '\0'; | |
2048 | else | |
2049 | np = NULL; | |
2050 | } | |
2051 | if (parse_uint32(&ifo->auth.token_snd_secretid, | |
2052 | arg) == -1) | |
2053 | logerrx("%s: not a number", arg); | |
2054 | else | |
2055 | ifo->auth.token_rcv_secretid = | |
2056 | ifo->auth.token_snd_secretid; | |
2057 | if (np && | |
2058 | parse_uint32(&ifo->auth.token_rcv_secretid, | |
2059 | np) == -1) | |
2060 | logerrx("%s: not a number", arg); | |
2061 | } else { | |
2062 | if (strcasecmp(arg, "hmacmd5") == 0 || | |
2063 | strcasecmp(arg, "hmac-md5") == 0) | |
2064 | ifo->auth.algorithm = AUTH_ALG_HMAC_MD5; | |
2065 | else { | |
2066 | logerrx("%s: unsupported algorithm", arg); | |
2067 | return 1; | |
2068 | } | |
c73ed171 RM |
2069 | } |
2070 | arg = fp; | |
2071 | if (arg == NULL) { | |
2072 | ifo->auth.options |= DHCPCD_AUTH_SEND; | |
2073 | ifo->auth.rdm = AUTH_RDM_MONOTONIC; | |
2074 | break; | |
2075 | } | |
cf0840ef RM |
2076 | if (strcasecmp(arg, "monocounter") == 0) { |
2077 | ifo->auth.rdm = AUTH_RDM_MONOTONIC; | |
2078 | ifo->auth.options |= DHCPCD_AUTH_RDM_COUNTER; | |
2079 | } else if (strcasecmp(arg, "monotonic") ==0 || | |
2080 | strcasecmp(arg, "monotime") == 0) | |
c73ed171 RM |
2081 | ifo->auth.rdm = AUTH_RDM_MONOTONIC; |
2082 | else { | |
94d1ded9 | 2083 | logerrx("%s: unsupported RDM", arg); |
c73ed171 RM |
2084 | return -1; |
2085 | } | |
35fef8ed | 2086 | ifo->auth.options |= DHCPCD_AUTH_SEND; |
c73ed171 | 2087 | break; |
e5fc8ac4 | 2088 | #else |
94d1ded9 | 2089 | logerrx("no authentication support"); |
e5fc8ac4 RM |
2090 | return -1; |
2091 | #endif | |
c73ed171 | 2092 | case O_AUTHTOKEN: |
6bcb242d | 2093 | ARG_REQUIRED; |
e5fc8ac4 | 2094 | #ifdef AUTH |
c73ed171 RM |
2095 | fp = strwhite(arg); |
2096 | if (fp == NULL) { | |
94d1ded9 | 2097 | logerrx("authtoken requires a realm"); |
c73ed171 RM |
2098 | return -1; |
2099 | } | |
2100 | *fp++ = '\0'; | |
7b46fd43 | 2101 | token = calloc(1, sizeof(*token)); |
c73ed171 | 2102 | if (token == NULL) { |
94d1ded9 | 2103 | logerr(__func__); |
c73ed171 RM |
2104 | return -1; |
2105 | } | |
2106 | if (parse_uint32(&token->secretid, arg) == -1) { | |
94d1ded9 | 2107 | logerrx("%s: not a number", arg); |
7b46fd43 | 2108 | goto invalid_token; |
c73ed171 RM |
2109 | } |
2110 | arg = fp; | |
2111 | fp = strend(arg); | |
2112 | if (fp == NULL) { | |
6797c08b | 2113 | logerrx("authtoken requires a realm"); |
7b46fd43 | 2114 | goto invalid_token; |
c73ed171 RM |
2115 | } |
2116 | *fp++ = '\0'; | |
34457fe6 RM |
2117 | s = parse_string(NULL, 0, arg); |
2118 | if (s == -1) { | |
94d1ded9 | 2119 | logerr("realm_len"); |
7b46fd43 | 2120 | goto invalid_token; |
34457fe6 | 2121 | } |
08a1f547 | 2122 | if (s != 0) { |
34457fe6 | 2123 | token->realm_len = (size_t)s; |
c73ed171 RM |
2124 | token->realm = malloc(token->realm_len); |
2125 | if (token->realm == NULL) { | |
94d1ded9 | 2126 | logerr(__func__); |
7b46fd43 | 2127 | goto invalid_token; |
c73ed171 RM |
2128 | } |
2129 | parse_string((char *)token->realm, token->realm_len, | |
2130 | arg); | |
2131 | } | |
2132 | arg = fp; | |
2133 | fp = strend(arg); | |
2134 | if (fp == NULL) { | |
dd3df223 | 2135 | logerrx("authtoken requies an expiry date"); |
7b46fd43 | 2136 | goto invalid_token; |
c73ed171 RM |
2137 | } |
2138 | *fp++ = '\0'; | |
2139 | if (*arg == '"') { | |
2140 | arg++; | |
2141 | np = strchr(arg, '"'); | |
2142 | if (np) | |
2143 | *np = '\0'; | |
2144 | } | |
2145 | if (strcmp(arg, "0") == 0 || strcasecmp(arg, "forever") == 0) | |
2146 | token->expire =0; | |
2147 | else { | |
2148 | struct tm tm; | |
2149 | ||
2150 | memset(&tm, 0, sizeof(tm)); | |
2151 | if (strptime(arg, "%Y-%m-%d %H:%M", &tm) == NULL) { | |
94d1ded9 | 2152 | logerrx("%s: invalid date time", arg); |
7b46fd43 | 2153 | goto invalid_token; |
c73ed171 RM |
2154 | } |
2155 | if ((token->expire = mktime(&tm)) == (time_t)-1) { | |
94d1ded9 | 2156 | logerr("%s: mktime", __func__); |
7b46fd43 | 2157 | goto invalid_token; |
c73ed171 RM |
2158 | } |
2159 | } | |
2160 | arg = fp; | |
34457fe6 RM |
2161 | s = parse_string(NULL, 0, arg); |
2162 | if (s == -1 || s == 0) { | |
94d1ded9 RM |
2163 | if (s == -1) |
2164 | logerr("token_len"); | |
2165 | else | |
6797c08b | 2166 | logerrx("authtoken requires a key"); |
7b46fd43 | 2167 | goto invalid_token; |
c73ed171 | 2168 | } |
34457fe6 | 2169 | token->key_len = (size_t)s; |
c73ed171 | 2170 | token->key = malloc(token->key_len); |
7b46fd43 RM |
2171 | if (token->key == NULL) { |
2172 | logerr(__func__); | |
2173 | goto invalid_token; | |
2174 | } | |
c73ed171 RM |
2175 | parse_string((char *)token->key, token->key_len, arg); |
2176 | TAILQ_INSERT_TAIL(&ifo->auth.tokens, token, next); | |
2177 | break; | |
7b46fd43 RM |
2178 | |
2179 | invalid_token: | |
2180 | free(token->realm); | |
2181 | free(token); | |
667188e8 RM |
2182 | #else |
2183 | logerrx("no authentication support"); | |
2184 | #endif | |
7b46fd43 | 2185 | return -1; |
c73ed171 RM |
2186 | case O_AUTHNOTREQUIRED: |
2187 | ifo->auth.options &= ~DHCPCD_AUTH_REQUIRE; | |
2188 | break; | |
94bec972 | 2189 | case O_DHCP: |
72d78779 | 2190 | ifo->options |= DHCPCD_DHCP | DHCPCD_WANTDHCP | DHCPCD_IPV4; |
94bec972 | 2191 | break; |
d4154ba7 RM |
2192 | case O_NODHCP: |
2193 | ifo->options &= ~DHCPCD_DHCP; | |
2194 | break; | |
94bec972 RM |
2195 | case O_DHCP6: |
2196 | ifo->options |= DHCPCD_DHCP6 | DHCPCD_IPV6; | |
2197 | break; | |
d4154ba7 RM |
2198 | case O_NODHCP6: |
2199 | ifo->options &= ~DHCPCD_DHCP6; | |
2200 | break; | |
a93e79c6 | 2201 | case O_CONTROLGRP: |
6bcb242d | 2202 | ARG_REQUIRED; |
47db0fed RM |
2203 | #ifdef PRIVSEP |
2204 | /* Control group is already set by this point. | |
2205 | * We don't need to pledge getpw either with this. */ | |
2206 | if (IN_PRIVSEP(ctx)) | |
2207 | break; | |
2208 | #endif | |
a93e79c6 RM |
2209 | #ifdef _REENTRANT |
2210 | l = sysconf(_SC_GETGR_R_SIZE_MAX); | |
2211 | if (l == -1) | |
2212 | dl = 1024; | |
2213 | else | |
2214 | dl = (size_t)l; | |
2215 | p = malloc(dl); | |
2216 | if (p == NULL) { | |
94d1ded9 | 2217 | logerr(__func__); |
a93e79c6 RM |
2218 | return -1; |
2219 | } | |
c6e1c3f2 | 2220 | while ((i = getgrnam_r(arg, &grpbuf, p, dl, &grp)) == |
a93e79c6 RM |
2221 | ERANGE) |
2222 | { | |
2223 | size_t nl = dl * 2; | |
2224 | if (nl < dl) { | |
94d1ded9 | 2225 | logerrx("control_group: out of buffer"); |
a93e79c6 RM |
2226 | free(p); |
2227 | return -1; | |
2228 | } | |
2229 | dl = nl; | |
2230 | np = realloc(p, dl); | |
2231 | if (np == NULL) { | |
94d1ded9 | 2232 | logerr(__func__); |
a93e79c6 RM |
2233 | free(p); |
2234 | return -1; | |
2235 | } | |
2236 | p = np; | |
2237 | } | |
2238 | if (i != 0) { | |
2239 | errno = i; | |
94d1ded9 | 2240 | logerr("getgrnam_r"); |
a93e79c6 RM |
2241 | free(p); |
2242 | return -1; | |
2243 | } | |
2244 | if (grp == NULL) { | |
8af4b652 QC |
2245 | if (!ctx->control_group) |
2246 | logerrx("controlgroup: %s: not found", arg); | |
a93e79c6 RM |
2247 | free(p); |
2248 | return -1; | |
2249 | } | |
2250 | ctx->control_group = grp->gr_gid; | |
2251 | free(p); | |
2252 | #else | |
2253 | grp = getgrnam(arg); | |
2254 | if (grp == NULL) { | |
8af4b652 QC |
2255 | if (!ctx->control_group) |
2256 | logerrx("controlgroup: %s: not found", arg); | |
a93e79c6 RM |
2257 | return -1; |
2258 | } | |
2259 | ctx->control_group = grp->gr_gid; | |
2260 | #endif | |
2261 | break; | |
feb553d0 RM |
2262 | case O_GATEWAY: |
2263 | ifo->options |= DHCPCD_GATEWAY; | |
2264 | break; | |
2862d340 RM |
2265 | case O_NOUP: |
2266 | ifo->options &= ~DHCPCD_IF_UP; | |
2267 | break; | |
1aeaf0e7 | 2268 | case O_SLAAC: |
6bcb242d | 2269 | ARG_REQUIRED; |
628167b1 RM |
2270 | np = strwhite(arg); |
2271 | if (np != NULL) { | |
2272 | *np++ = '\0'; | |
2273 | np = strskipwhite(np); | |
2274 | } | |
1aeaf0e7 RM |
2275 | if (strcmp(arg, "private") == 0 || |
2276 | strcmp(arg, "stableprivate") == 0 || | |
2277 | strcmp(arg, "stable") == 0) | |
2278 | ifo->options |= DHCPCD_SLAACPRIVATE; | |
2279 | else | |
2280 | ifo->options &= ~DHCPCD_SLAACPRIVATE; | |
4f56572e | 2281 | #ifdef INET6 |
1a70f1b5 RM |
2282 | if (strcmp(arg, "token") == 0) { |
2283 | if (np == NULL) { | |
2284 | logerrx("slaac token: no token specified"); | |
2285 | return -1; | |
2286 | } | |
2287 | arg = np; | |
2288 | np = strwhite(np); | |
2289 | if (np != NULL) { | |
2290 | *np++ = '\0'; | |
2291 | np = strskipwhite(np); | |
2292 | } | |
2293 | if (inet_pton(AF_INET6, arg, &ifo->token) != 1) { | |
2294 | logerrx("slaac token: invalid token"); | |
2295 | return -1; | |
2296 | } | |
2297 | } | |
4f56572e | 2298 | #endif |
628167b1 RM |
2299 | if (np != NULL && |
2300 | (strcmp(np, "temp") == 0 || strcmp(np, "temporary") == 0)) | |
2301 | ifo->options |= DHCPCD_SLAACTEMP; | |
3ed12ab8 | 2302 | break; |
8f924434 RM |
2303 | case O_BOOTP: |
2304 | ifo->options |= DHCPCD_BOOTP; | |
2305 | break; | |
f572315d RM |
2306 | case O_NODELAY: |
2307 | ifo->options &= ~DHCPCD_INITIAL_DELAY; | |
2308 | break; | |
b1ad0d39 RM |
2309 | case O_LASTLEASE_EXTEND: |
2310 | ifo->options |= DHCPCD_LASTLEASE | DHCPCD_LASTLEASE_EXTEND; | |
2311 | break; | |
b4a86584 RM |
2312 | case O_INACTIVE: |
2313 | ifo->options |= DHCPCD_INACTIVE; | |
2314 | break; | |
d85ad7d0 | 2315 | case O_MUDURL: |
03274c9c | 2316 | ARG_REQUIRED; |
d85ad7d0 RM |
2317 | s = parse_string((char *)ifo->mudurl + 1, MUDURL_MAX_LEN, arg); |
2318 | if (s == -1) { | |
94d1ded9 | 2319 | logerr("mudurl"); |
d85ad7d0 RM |
2320 | return -1; |
2321 | } | |
2322 | *ifo->mudurl = (uint8_t)s; | |
2323 | break; | |
281818ae RM |
2324 | case O_LINK_RCVBUF: |
2325 | #ifndef SMALL | |
2326 | ARG_REQUIRED; | |
2327 | ctx->link_rcvbuf = (int)strtoi(arg, NULL, 0, 0, INT32_MAX, &e); | |
2328 | if (e) { | |
2329 | logerrx("failed to convert link_rcvbuf %s", arg); | |
2330 | return -1; | |
2331 | } | |
2332 | #endif | |
2333 | break; | |
e9dfc241 RM |
2334 | case O_CONFIGURE: |
2335 | ifo->options |= DHCPCD_CONFIGURE; | |
2336 | break; | |
2337 | case O_NOCONFIGURE: | |
2338 | ifo->options &= ~DHCPCD_CONFIGURE; | |
2339 | break; | |
fd05b7dc RM |
2340 | default: |
2341 | return 0; | |
2342 | } | |
2343 | ||
2344 | return 1; | |
6bcb242d RM |
2345 | |
2346 | #ifdef ARG_REQUIRED | |
2347 | arg_required: | |
94d1ded9 | 2348 | logerrx("option %d requires an argument", opt); |
6bcb242d RM |
2349 | return -1; |
2350 | #undef ARG_REQUIRED | |
2351 | #endif | |
fd05b7dc RM |
2352 | } |
2353 | ||
2354 | static int | |
4eb7b489 RM |
2355 | parse_config_line(struct dhcpcd_ctx *ctx, const char *ifname, |
2356 | struct if_options *ifo, const char *opt, char *line, | |
2357 | struct dhcp_opt **ldop, struct dhcp_opt **edop) | |
fd05b7dc RM |
2358 | { |
2359 | unsigned int i; | |
2360 | ||
2361 | for (i = 0; i < sizeof(cf_options) / sizeof(cf_options[0]); i++) { | |
2362 | if (!cf_options[i].name || | |
2363 | strcmp(cf_options[i].name, opt) != 0) | |
2364 | continue; | |
2365 | ||
2366 | if (cf_options[i].has_arg == required_argument && !line) { | |
94d1ded9 | 2367 | logerrx("option requires an argument -- %s", opt); |
fd05b7dc RM |
2368 | return -1; |
2369 | } | |
2370 | ||
4eb7b489 RM |
2371 | return parse_option(ctx, ifname, ifo, cf_options[i].val, line, |
2372 | ldop, edop); | |
fd05b7dc RM |
2373 | } |
2374 | ||
7b19da49 RM |
2375 | if (!(ctx->options & DHCPCD_PRINT_PIDFILE)) |
2376 | logerrx("unknown option: %s", opt); | |
fd05b7dc RM |
2377 | return -1; |
2378 | } | |
2379 | ||
741f46c6 | 2380 | static void |
b0272a9d | 2381 | finish_config(struct if_options *ifo) |
741f46c6 RM |
2382 | { |
2383 | ||
2384 | /* Terminate the encapsulated options */ | |
2385 | if (ifo->vendor[0] && !(ifo->options & DHCPCD_VENDORRAW)) { | |
2386 | ifo->vendor[0]++; | |
2387 | ifo->vendor[ifo->vendor[0]] = DHO_END; | |
aeddc61a RM |
2388 | /* We are called twice. |
2389 | * This should be fixed, but in the meantime, this | |
2390 | * guard should suffice */ | |
2391 | ifo->options |= DHCPCD_VENDORRAW; | |
741f46c6 | 2392 | } |
b6f67716 RM |
2393 | |
2394 | if (!(ifo->options & DHCPCD_ARP) || | |
2395 | ifo->options & (DHCPCD_INFORM | DHCPCD_STATIC)) | |
2396 | ifo->options &= ~DHCPCD_IPV4LL; | |
2397 | ||
2398 | if (!(ifo->options & DHCPCD_IPV4)) | |
2399 | ifo->options &= ~(DHCPCD_DHCP | DHCPCD_IPV4LL | DHCPCD_WAITIP4); | |
2400 | ||
2401 | if (!(ifo->options & DHCPCD_IPV6)) | |
2402 | ifo->options &= | |
2403 | ~(DHCPCD_IPV6RS | DHCPCD_DHCP6 | DHCPCD_WAITIP6); | |
2404 | ||
2405 | if (!(ifo->options & DHCPCD_IPV6RS)) | |
2406 | ifo->options &= | |
2407 | ~(DHCPCD_IPV6RA_AUTOCONF | DHCPCD_IPV6RA_REQRDNSS); | |
b0272a9d | 2408 | } |
741f46c6 | 2409 | |
411e6539 | 2410 | static struct if_options * |
598e6cc7 RM |
2411 | default_config(struct dhcpcd_ctx *ctx) |
2412 | { | |
2413 | struct if_options *ifo; | |
2414 | ||
2415 | /* Seed our default options */ | |
2416 | if ((ifo = calloc(1, sizeof(*ifo))) == NULL) { | |
94d1ded9 | 2417 | logerr(__func__); |
598e6cc7 RM |
2418 | return NULL; |
2419 | } | |
2420 | ifo->options |= DHCPCD_IF_UP | DHCPCD_LINK | DHCPCD_INITIAL_DELAY; | |
2421 | ifo->timeout = DEFAULT_TIMEOUT; | |
2422 | ifo->reboot = DEFAULT_REBOOT; | |
2423 | ifo->metric = -1; | |
2424 | ifo->auth.options |= DHCPCD_AUTH_REQUIRE; | |
6a0ed9e4 | 2425 | rb_tree_init(&ifo->routes, &rt_compare_list_ops); |
e5fc8ac4 | 2426 | #ifdef AUTH |
598e6cc7 | 2427 | TAILQ_INIT(&ifo->auth.tokens); |
e5fc8ac4 | 2428 | #endif |
598e6cc7 RM |
2429 | |
2430 | /* Inherit some global defaults */ | |
9b683ed3 RM |
2431 | if (ctx->options & DHCPCD_CONFIGURE) |
2432 | ifo->options |= DHCPCD_CONFIGURE; | |
598e6cc7 RM |
2433 | if (ctx->options & DHCPCD_PERSISTENT) |
2434 | ifo->options |= DHCPCD_PERSISTENT; | |
2435 | if (ctx->options & DHCPCD_SLAACPRIVATE) | |
2436 | ifo->options |= DHCPCD_SLAACPRIVATE; | |
2437 | ||
2438 | return ifo; | |
2439 | } | |
2440 | ||
fd05b7dc | 2441 | struct if_options * |
4eb7b489 | 2442 | read_config(struct dhcpcd_ctx *ctx, |
6f767217 | 2443 | const char *ifname, const char *ssid, const char *profile) |
fd05b7dc RM |
2444 | { |
2445 | struct if_options *ifo; | |
cf85354d RM |
2446 | char buf[UDPLEN_MAX], *bp; /* 64k max config file size */ |
2447 | char *line, *option, *p; | |
2448 | ssize_t buflen; | |
b5672cc1 | 2449 | size_t vlen; |
417c31a9 | 2450 | int skip, have_profile, new_block, had_block; |
d9fbb118 | 2451 | #if !defined(INET) || !defined(INET6) |
10cac699 | 2452 | size_t i; |
d9fbb118 RM |
2453 | struct dhcp_opt *opt; |
2454 | #endif | |
4eb7b489 | 2455 | struct dhcp_opt *ldop, *edop; |
fd05b7dc RM |
2456 | |
2457 | /* Seed our default options */ | |
598e6cc7 | 2458 | if ((ifo = default_config(ctx)) == NULL) |
10e17e3f | 2459 | return NULL; |
465198ad | 2460 | if (default_options == 0) { |
9b683ed3 RM |
2461 | default_options |= DHCPCD_CONFIGURE | DHCPCD_DAEMONISE | |
2462 | DHCPCD_GATEWAY; | |
aae24feb | 2463 | #ifdef INET |
465198ad RM |
2464 | skip = socket(PF_INET, SOCK_DGRAM, 0); |
2465 | if (skip != -1) { | |
2466 | close(skip); | |
2467 | default_options |= DHCPCD_IPV4 | DHCPCD_ARP | | |
2468 | DHCPCD_DHCP | DHCPCD_IPV4LL; | |
2469 | } | |
aae24feb RM |
2470 | #endif |
2471 | #ifdef INET6 | |
465198ad RM |
2472 | skip = socket(PF_INET6, SOCK_DGRAM, 0); |
2473 | if (skip != -1) { | |
2474 | close(skip); | |
2475 | default_options |= DHCPCD_IPV6 | DHCPCD_IPV6RS | | |
2476 | DHCPCD_IPV6RA_AUTOCONF | DHCPCD_IPV6RA_REQRDNSS | | |
2477 | DHCPCD_DHCP6; | |
2478 | } | |
2479 | #endif | |
2480 | #ifdef PLUGIN_DEV | |
2481 | default_options |= DHCPCD_DEV; | |
aae24feb | 2482 | #endif |
465198ad RM |
2483 | } |
2484 | ifo->options |= default_options; | |
793c4286 | 2485 | |
b3cbcc5a | 2486 | CLEAR_CONFIG_BLOCK(ifo); |
e97ef86b | 2487 | |
cf85354d RM |
2488 | vlen = strlcpy((char *)ifo->vendorclassid + 1, ctx->vendor, |
2489 | sizeof(ifo->vendorclassid) - 1); | |
2490 | ifo->vendorclassid[0] = (uint8_t)(vlen > 255 ? 0 : vlen); | |
c1b54b57 | 2491 | |
960abfd2 RM |
2492 | /* Reset route order */ |
2493 | ctx->rt_order = 0; | |
2494 | ||
8e7d8c37 | 2495 | /* Parse our embedded options file */ |
c1642d52 | 2496 | if (ifname == NULL && !(ctx->options & DHCPCD_PRINT_PIDFILE)) { |
1cd05a96 RM |
2497 | /* Space for initial estimates */ |
2498 | #if defined(INET) && defined(INITDEFINES) | |
2499 | ifo->dhcp_override = | |
2500 | calloc(INITDEFINES, sizeof(*ifo->dhcp_override)); | |
2501 | if (ifo->dhcp_override == NULL) | |
94d1ded9 | 2502 | logerr(__func__); |
1cd05a96 RM |
2503 | else |
2504 | ifo->dhcp_override_len = INITDEFINES; | |
2505 | #endif | |
2506 | ||
2be15e88 RM |
2507 | #if defined(INET6) && defined(INITDEFINENDS) |
2508 | ifo->nd_override = | |
2509 | calloc(INITDEFINENDS, sizeof(*ifo->nd_override)); | |
2510 | if (ifo->nd_override == NULL) | |
94d1ded9 | 2511 | logerr(__func__); |
2be15e88 RM |
2512 | else |
2513 | ifo->nd_override_len = INITDEFINENDS; | |
2514 | #endif | |
1cd05a96 RM |
2515 | #if defined(INET6) && defined(INITDEFINE6S) |
2516 | ifo->dhcp6_override = | |
2517 | calloc(INITDEFINE6S, sizeof(*ifo->dhcp6_override)); | |
2518 | if (ifo->dhcp6_override == NULL) | |
94d1ded9 | 2519 | logerr(__func__); |
1cd05a96 | 2520 | else |
d9fbb118 | 2521 | ifo->dhcp6_override_len = INITDEFINE6S; |
1cd05a96 RM |
2522 | #endif |
2523 | ||
2524 | /* Now load our embedded config */ | |
2525 | #ifdef EMBEDDED_CONFIG | |
cf85354d RM |
2526 | buflen = dhcp_readfile(ctx, EMBEDDED_CONFIG, buf, sizeof(buf)); |
2527 | if (buflen == -1) { | |
2528 | logerr("%s: %s", __func__, EMBEDDED_CONFIG); | |
2529 | return ifo; | |
2530 | } | |
134e8be7 | 2531 | if (buf[buflen - 1] != '\0') { |
d8abf719 RM |
2532 | if ((size_t)buflen < sizeof(buf) - 1) |
2533 | buflen++; | |
134e8be7 | 2534 | buf[buflen - 1] = '\0'; |
cf85354d | 2535 | } |
1cd05a96 | 2536 | #else |
b5672cc1 RM |
2537 | buflen = (ssize_t)strlcpy(buf, dhcpcd_embedded_conf, |
2538 | sizeof(buf)); | |
cf85354d RM |
2539 | if ((size_t)buflen >= sizeof(buf)) { |
2540 | logerrx("%s: embedded config too big", __func__); | |
2541 | return ifo; | |
1cd05a96 | 2542 | } |
cf85354d | 2543 | /* Our embedded config is NULL terminated */ |
1cd05a96 | 2544 | #endif |
cf85354d RM |
2545 | bp = buf; |
2546 | while ((line = get_line(&bp, &buflen)) != NULL) { | |
8e7d8c37 | 2547 | option = strsep(&line, " \t"); |
ab371aa6 RM |
2548 | if (line) |
2549 | line = strskipwhite(line); | |
8e7d8c37 | 2550 | /* Trim trailing whitespace */ |
79f1f126 | 2551 | if (line) { |
8e7d8c37 RM |
2552 | p = line + strlen(line) - 1; |
2553 | while (p != line && | |
2554 | (*p == ' ' || *p == '\t') && | |
2555 | *(p - 1) != '\\') | |
2556 | *p-- = '\0'; | |
2557 | } | |
4eb7b489 RM |
2558 | parse_config_line(ctx, NULL, ifo, option, line, |
2559 | &ldop, &edop); | |
8e7d8c37 | 2560 | } |
1cd05a96 | 2561 | |
1cd05a96 | 2562 | #ifdef INET |
4eb7b489 RM |
2563 | ctx->dhcp_opts = ifo->dhcp_override; |
2564 | ctx->dhcp_opts_len = ifo->dhcp_override_len; | |
1cd05a96 | 2565 | #else |
d9fbb118 RM |
2566 | for (i = 0, opt = ifo->dhcp_override; |
2567 | i < ifo->dhcp_override_len; | |
2568 | i++, opt++) | |
2569 | free_dhcp_opt_embenc(opt); | |
1cd05a96 RM |
2570 | free(ifo->dhcp_override); |
2571 | #endif | |
2572 | ifo->dhcp_override = NULL; | |
2573 | ifo->dhcp_override_len = 0; | |
2574 | ||
2575 | #ifdef INET6 | |
2be15e88 RM |
2576 | ctx->nd_opts = ifo->nd_override; |
2577 | ctx->nd_opts_len = ifo->nd_override_len; | |
a1b1f0a8 | 2578 | #ifdef DHCP6 |
4eb7b489 RM |
2579 | ctx->dhcp6_opts = ifo->dhcp6_override; |
2580 | ctx->dhcp6_opts_len = ifo->dhcp6_override_len; | |
a1b1f0a8 | 2581 | #endif |
1cd05a96 | 2582 | #else |
2be15e88 RM |
2583 | for (i = 0, opt = ifo->nd_override; |
2584 | i < ifo->nd_override_len; | |
2585 | i++, opt++) | |
2586 | free_dhcp_opt_embenc(opt); | |
2587 | free(ifo->nd_override); | |
d9fbb118 | 2588 | for (i = 0, opt = ifo->dhcp6_override; |
10cac699 | 2589 | i < ifo->dhcp6_override_len; |
d9fbb118 RM |
2590 | i++, opt++) |
2591 | free_dhcp_opt_embenc(opt); | |
1cd05a96 RM |
2592 | free(ifo->dhcp6_override); |
2593 | #endif | |
2be15e88 RM |
2594 | ifo->nd_override = NULL; |
2595 | ifo->nd_override_len = 0; | |
1cd05a96 RM |
2596 | ifo->dhcp6_override = NULL; |
2597 | ifo->dhcp6_override_len = 0; | |
7a911e57 | 2598 | |
4eb7b489 RM |
2599 | ctx->vivso = ifo->vivso_override; |
2600 | ctx->vivso_len = ifo->vivso_override_len; | |
7a911e57 RM |
2601 | ifo->vivso_override = NULL; |
2602 | ifo->vivso_override_len = 0; | |
8e7d8c37 RM |
2603 | } |
2604 | ||
fd05b7dc | 2605 | /* Parse our options file */ |
cf85354d RM |
2606 | buflen = dhcp_readfile(ctx, ctx->cffile, buf, sizeof(buf)); |
2607 | if (buflen == -1) { | |
62cb6de8 RM |
2608 | /* dhcpcd can continue without it, but no DNS options |
2609 | * would be requested ... */ | |
cf85354d | 2610 | logerr("%s: %s", __func__, ctx->cffile); |
fd05b7dc | 2611 | return ifo; |
5e2062a4 | 2612 | } |
134e8be7 | 2613 | if (buf[buflen - 1] != '\0') { |
cf85354d RM |
2614 | if ((size_t)buflen < sizeof(buf) - 1) |
2615 | buflen++; | |
134e8be7 | 2616 | buf[buflen - 1] = '\0'; |
cf85354d RM |
2617 | } |
2618 | dhcp_filemtime(ctx, ctx->cffile, &ifo->mtime); | |
fd05b7dc | 2619 | |
4eb7b489 | 2620 | ldop = edop = NULL; |
417c31a9 | 2621 | skip = have_profile = new_block = 0; |
d42067b8 | 2622 | had_block = ifname == NULL ? 1 : 0; |
cf85354d RM |
2623 | bp = buf; |
2624 | while ((line = get_line(&bp, &buflen)) != NULL) { | |
e1caa8db | 2625 | option = strsep(&line, " \t"); |
ab371aa6 RM |
2626 | if (line) |
2627 | line = strskipwhite(line); | |
fd05b7dc | 2628 | /* Trim trailing whitespace */ |
79f1f126 | 2629 | if (line) { |
fd05b7dc RM |
2630 | p = line + strlen(line) - 1; |
2631 | while (p != line && | |
eab2229c RM |
2632 | (*p == ' ' || *p == '\t') && |
2633 | *(p - 1) != '\\') | |
fd05b7dc RM |
2634 | *p-- = '\0'; |
2635 | } | |
d42067b8 | 2636 | if (skip == 0 && new_block) { |
edb0ed37 RM |
2637 | had_block = 1; |
2638 | new_block = 0; | |
2639 | ifo->options &= ~DHCPCD_WAITOPTS; | |
b3cbcc5a | 2640 | SET_CONFIG_BLOCK(ifo); |
edb0ed37 | 2641 | } |
e97ef86b | 2642 | |
fd05b7dc RM |
2643 | /* Start of an interface block, skip if not ours */ |
2644 | if (strcmp(option, "interface") == 0) { | |
4d91c2e7 RM |
2645 | char **n; |
2646 | ||
edb0ed37 | 2647 | new_block = 1; |
79f1f126 RM |
2648 | if (line == NULL) { |
2649 | /* No interface given */ | |
2650 | skip = 1; | |
2651 | continue; | |
2652 | } | |
2653 | if (ifname && strcmp(line, ifname) == 0) | |
fd05b7dc RM |
2654 | skip = 0; |
2655 | else | |
2656 | skip = 1; | |
4d91c2e7 RM |
2657 | if (ifname) |
2658 | continue; | |
2659 | ||
79f1f126 RM |
2660 | n = reallocarray(ctx->ifcv, |
2661 | (size_t)ctx->ifcc + 1, sizeof(char *)); | |
4d91c2e7 | 2662 | if (n == NULL) { |
94d1ded9 | 2663 | logerr(__func__); |
4d91c2e7 RM |
2664 | continue; |
2665 | } | |
2666 | ctx->ifcv = n; | |
2667 | ctx->ifcv[ctx->ifcc] = strdup(line); | |
2668 | if (ctx->ifcv[ctx->ifcc] == NULL) { | |
94d1ded9 | 2669 | logerr(__func__); |
4d91c2e7 RM |
2670 | continue; |
2671 | } | |
2672 | ctx->ifcc++; | |
fd05b7dc | 2673 | continue; |
c53cf4ef RM |
2674 | } |
2675 | /* Start of an ssid block, skip if not ours */ | |
2676 | if (strcmp(option, "ssid") == 0) { | |
edb0ed37 | 2677 | new_block = 1; |
c53cf4ef RM |
2678 | if (ssid && line && strcmp(line, ssid) == 0) |
2679 | skip = 0; | |
2680 | else | |
2681 | skip = 1; | |
2682 | continue; | |
fd05b7dc | 2683 | } |
6f767217 RM |
2684 | /* Start of a profile block, skip if not ours */ |
2685 | if (strcmp(option, "profile") == 0) { | |
edb0ed37 | 2686 | new_block = 1; |
6f767217 RM |
2687 | if (profile && line && strcmp(line, profile) == 0) { |
2688 | skip = 0; | |
2689 | have_profile = 1; | |
2690 | } else | |
2691 | skip = 1; | |
2692 | continue; | |
2693 | } | |
ba7a34fb RM |
2694 | /* Skip arping if we have selected a profile but not parsing |
2695 | * one. */ | |
2696 | if (profile && !have_profile && strcmp(option, "arping") == 0) | |
2697 | continue; | |
fd05b7dc RM |
2698 | if (skip) |
2699 | continue; | |
cf85354d | 2700 | |
4eb7b489 | 2701 | parse_config_line(ctx, ifname, ifo, option, line, &ldop, &edop); |
fd05b7dc | 2702 | } |
fd05b7dc | 2703 | |
6f767217 | 2704 | if (profile && !have_profile) { |
30425c9b | 2705 | free_options(ctx, ifo); |
6f767217 | 2706 | errno = ENOENT; |
658bfd5e | 2707 | return NULL; |
6f767217 RM |
2708 | } |
2709 | ||
edb0ed37 RM |
2710 | if (!had_block) |
2711 | ifo->options &= ~DHCPCD_WAITOPTS; | |
b3cbcc5a | 2712 | CLEAR_CONFIG_BLOCK(ifo); |
b0272a9d | 2713 | finish_config(ifo); |
fd05b7dc RM |
2714 | return ifo; |
2715 | } | |
2716 | ||
2717 | int | |
4eb7b489 RM |
2718 | add_options(struct dhcpcd_ctx *ctx, const char *ifname, |
2719 | struct if_options *ifo, int argc, char **argv) | |
fd05b7dc | 2720 | { |
29c0fd6f | 2721 | int oi, opt, r; |
edb0ed37 | 2722 | unsigned long long wait_opts; |
29c0fd6f RM |
2723 | |
2724 | if (argc == 0) | |
2725 | return 1; | |
fd05b7dc RM |
2726 | |
2727 | optind = 0; | |
29c0fd6f | 2728 | r = 1; |
edb0ed37 RM |
2729 | /* Don't apply the command line wait options to each interface, |
2730 | * only use the dhcpcd.conf entry for that. */ | |
2731 | if (ifname != NULL) | |
2732 | wait_opts = ifo->options & DHCPCD_WAITOPTS; | |
c31b1719 RM |
2733 | while ((opt = getopt_long(argc, argv, |
2734 | ctx->options & DHCPCD_PRINT_PIDFILE ? NOERR_IF_OPTS : IF_OPTS, | |
2735 | cf_options, &oi)) != -1) | |
fd05b7dc | 2736 | { |
4eb7b489 | 2737 | r = parse_option(ctx, ifname, ifo, opt, optarg, NULL, NULL); |
fd05b7dc RM |
2738 | if (r != 1) |
2739 | break; | |
2740 | } | |
edb0ed37 RM |
2741 | if (ifname != NULL) { |
2742 | ifo->options &= ~DHCPCD_WAITOPTS; | |
2743 | ifo->options |= wait_opts; | |
2744 | } | |
741f46c6 | 2745 | |
b0272a9d | 2746 | finish_config(ifo); |
fd05b7dc RM |
2747 | return r; |
2748 | } | |
2749 | ||
2750 | void | |
30425c9b | 2751 | free_options(struct dhcpcd_ctx *ctx, struct if_options *ifo) |
fd05b7dc RM |
2752 | { |
2753 | size_t i; | |
06367b16 | 2754 | #ifdef RT_FREE_ROUTE_TABLE |
aaa0ed85 | 2755 | struct interface *ifp; |
06367b16 RM |
2756 | struct rt *rt; |
2757 | #endif | |
d9fbb118 | 2758 | struct dhcp_opt *opt; |
900b6f94 | 2759 | struct vivco *vo; |
e5fc8ac4 | 2760 | #ifdef AUTH |
c73ed171 | 2761 | struct token *token; |
e5fc8ac4 | 2762 | #endif |
fd05b7dc | 2763 | |
06367b16 RM |
2764 | if (ifo == NULL) |
2765 | return; | |
8e7d8c37 | 2766 | |
06367b16 RM |
2767 | if (ifo->environ) { |
2768 | i = 0; | |
2769 | while (ifo->environ[i]) | |
2770 | free(ifo->environ[i++]); | |
2771 | free(ifo->environ); | |
2772 | } | |
2773 | if (ifo->config) { | |
2774 | i = 0; | |
2775 | while (ifo->config[i]) | |
2776 | free(ifo->config[i++]); | |
2777 | free(ifo->config); | |
2778 | } | |
2779 | ||
2780 | #ifdef RT_FREE_ROUTE_TABLE | |
2781 | /* Stupidly, we don't know the interface when creating the options. | |
2782 | * As such, make sure each route has one so they can goto the | |
2783 | * free list. */ | |
aaa0ed85 RM |
2784 | ifp = ctx->ifaces != NULL ? TAILQ_FIRST(ctx->ifaces) : NULL; |
2785 | if (ifp != NULL) { | |
2786 | RB_TREE_FOREACH(rt, &ifo->routes) { | |
2787 | if (rt->rt_ifp == NULL) | |
2788 | rt->rt_ifp = ifp; | |
2789 | } | |
06367b16 RM |
2790 | } |
2791 | #endif | |
2792 | rt_headclear0(ctx, &ifo->routes, AF_UNSPEC); | |
2793 | ||
06367b16 RM |
2794 | free(ifo->arping); |
2795 | free(ifo->blacklist); | |
2796 | free(ifo->fallback); | |
2797 | ||
2798 | for (opt = ifo->dhcp_override; | |
2799 | ifo->dhcp_override_len > 0; | |
2800 | opt++, ifo->dhcp_override_len--) | |
2801 | free_dhcp_opt_embenc(opt); | |
2802 | free(ifo->dhcp_override); | |
2803 | for (opt = ifo->nd_override; | |
2804 | ifo->nd_override_len > 0; | |
2805 | opt++, ifo->nd_override_len--) | |
2806 | free_dhcp_opt_embenc(opt); | |
2807 | free(ifo->nd_override); | |
2808 | for (opt = ifo->dhcp6_override; | |
2809 | ifo->dhcp6_override_len > 0; | |
2810 | opt++, ifo->dhcp6_override_len--) | |
2811 | free_dhcp_opt_embenc(opt); | |
2812 | free(ifo->dhcp6_override); | |
2813 | for (vo = ifo->vivco; | |
2814 | ifo->vivco_len > 0; | |
2815 | vo++, ifo->vivco_len--) | |
2816 | free(vo->data); | |
2817 | free(ifo->vivco); | |
2818 | for (opt = ifo->vivso_override; | |
2819 | ifo->vivso_override_len > 0; | |
2820 | opt++, ifo->vivso_override_len--) | |
2821 | free_dhcp_opt_embenc(opt); | |
2822 | free(ifo->vivso_override); | |
8e7d8c37 | 2823 | |
c25b444e | 2824 | #if defined(INET6) && !defined(SMALL) |
06367b16 RM |
2825 | for (; ifo->ia_len > 0; ifo->ia_len--) |
2826 | free(ifo->ia[ifo->ia_len - 1].sla); | |
00ababe4 | 2827 | #endif |
06367b16 | 2828 | free(ifo->ia); |
ebc9d360 | 2829 | |
e5fc8ac4 | 2830 | #ifdef AUTH |
06367b16 RM |
2831 | while ((token = TAILQ_FIRST(&ifo->auth.tokens))) { |
2832 | TAILQ_REMOVE(&ifo->auth.tokens, token, next); | |
2833 | if (token->realm_len) | |
2834 | free(token->realm); | |
2835 | free(token->key); | |
2836 | free(token); | |
fd05b7dc | 2837 | } |
06367b16 RM |
2838 | #endif |
2839 | free(ifo); | |
fd05b7dc | 2840 | } |