| File: | src/sbin/route/route.c |
| Warning: | line 496, column 12 Although the value stored to 'key' is used in the enclosing expression, the value is never actually read from 'key' |
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| 1 | /* $OpenBSD: route.c,v 1.265 2023/03/17 16:11:09 claudio Exp $ */ |
| 2 | /* $NetBSD: route.c,v 1.16 1996/04/15 18:27:05 cgd Exp $ */ |
| 3 | |
| 4 | /* |
| 5 | * Copyright (c) 1983, 1989, 1991, 1993 |
| 6 | * The Regents of the University of California. All rights reserved. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in the |
| 15 | * documentation and/or other materials provided with the distribution. |
| 16 | * 3. Neither the name of the University nor the names of its contributors |
| 17 | * may be used to endorse or promote products derived from this software |
| 18 | * without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 30 | * SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | #include <sys/socket.h> |
| 34 | #include <sys/sysctl.h> |
| 35 | |
| 36 | #include <net/if.h> |
| 37 | #include <net/if_dl.h> |
| 38 | #include <net/if_media.h> |
| 39 | #include <net/if_types.h> |
| 40 | #include <net/route.h> |
| 41 | #include <netinet/in.h> |
| 42 | #include <netmpls/mpls.h> |
| 43 | |
| 44 | #ifdef BFD1 |
| 45 | #include <sys/time.h> |
| 46 | #include <net/bfd.h> |
| 47 | #endif |
| 48 | |
| 49 | #include <arpa/inet.h> |
| 50 | #include <netdb.h> |
| 51 | |
| 52 | #include <ifaddrs.h> |
| 53 | #include <errno(*__errno()).h> |
| 54 | #include <fcntl.h> |
| 55 | #include <unistd.h> |
| 56 | #include <limits.h> |
| 57 | #include <stdio.h> |
| 58 | #include <ctype.h> |
| 59 | #include <stddef.h> |
| 60 | #include <stdlib.h> |
| 61 | #include <string.h> |
| 62 | #include <time.h> |
| 63 | #include <paths.h> |
| 64 | #include <err.h> |
| 65 | |
| 66 | #include "keywords.h" |
| 67 | #include "show.h" |
| 68 | |
| 69 | const struct if_status_description |
| 70 | if_status_descriptions[] = LINK_STATE_DESCRIPTIONS{ { 0x06, 2, "no carrier" }, { 0x47, 2, "no network" }, { 0x17 , 2, "no carrier" }, { 0xf7, 2, "backup" }, { 0xf7, 4, "master" }, { 0xf7, 5, "master" }, { 0xf7, 6, "master" }, { 0, 4, "active" }, { 0, 5, "active" }, { 0, 6, "active" }, { 0, 0, "unknown" }, { 0, 1, "invalid" }, { 0, 2, "down" }, { 0, 3, "keepalive down" }, { 0, 0, ((void *)0) } }; |
| 71 | |
| 72 | union sockunion so_dst, so_gate, so_mask, so_ifa, so_ifp, so_src, so_label, |
| 73 | so_source; |
| 74 | |
| 75 | typedef union sockunion *sup; |
| 76 | pid_t pid; |
| 77 | int rtm_addrs, s; |
| 78 | int forcehost, forcenet, Fflag, nflag, qflag, tflag, Tflag; |
| 79 | int iflag, verbose, aflen = sizeof(struct sockaddr_in); |
| 80 | int locking, lockrest, debugonly; |
| 81 | u_long mpls_flags = MPLS_OP_LOCAL0x0; |
| 82 | u_long rtm_inits; |
| 83 | uid_t uid; |
| 84 | u_int tableid; |
| 85 | |
| 86 | struct rt_metrics rt_metrics; |
| 87 | |
| 88 | int flushroutes(int, char **); |
| 89 | int newroute(int, char **); |
| 90 | int setsource(int, char **); |
| 91 | int pushsrc(int, char *, int); |
| 92 | int show(int, char *[]); |
| 93 | int keycmp(const void *, const void *); |
| 94 | int keyword(char *); |
| 95 | void monitor(int, char *[]); |
| 96 | int nameserver(int, char **); |
| 97 | int prefixlen(int, char *); |
| 98 | void sockaddr(char *, struct sockaddr *); |
| 99 | void sodump(sup, char *); |
| 100 | char *priorityname(uint8_t); |
| 101 | uint8_t getpriority(char *); |
| 102 | void print_getmsg(struct rt_msghdr *, int); |
| 103 | #ifdef BFD1 |
| 104 | const char *bfd_state(unsigned int); |
| 105 | const char *bfd_diag(unsigned int); |
| 106 | const char *bfd_calc_uptime(time_t); |
| 107 | void print_bfdmsg(struct rt_msghdr *); |
| 108 | void print_sabfd(struct sockaddr_bfd *, int); |
| 109 | #endif |
| 110 | const char *get_linkstate(int, int); |
| 111 | void print_rtmsg(struct rt_msghdr *, int); |
| 112 | void pmsg_common(struct rt_msghdr *); |
| 113 | void pmsg_addrs(char *, int); |
| 114 | void bprintf(FILE *, int, char *); |
| 115 | int getaddr(int, int, char *, struct hostent **); |
| 116 | void getmplslabel(char *, int); |
| 117 | int rtmsg(int, int, int, uint8_t); |
| 118 | __dead__attribute__((__noreturn__)) void usage(char *); |
| 119 | void set_metric(char *, int); |
| 120 | void inet_makenetandmask(u_int32_t, struct sockaddr_in *, int); |
| 121 | void getlabel(char *); |
| 122 | int gettable(const char *); |
| 123 | int rdomain(int, char **); |
| 124 | void print_rtdns(struct sockaddr_rtdns *); |
| 125 | void print_rtstatic(struct sockaddr_rtstatic *); |
| 126 | void print_rtsearch(struct sockaddr_rtsearch *); |
| 127 | void print_80211info(struct if_ieee80211_msghdr *); |
| 128 | |
| 129 | __dead__attribute__((__noreturn__)) void |
| 130 | usage(char *cp) |
| 131 | { |
| 132 | extern char *__progname; |
| 133 | |
| 134 | if (cp) |
| 135 | warnx("botched keyword: %s", cp); |
| 136 | fprintf(stderr(&__sF[2]), |
| 137 | #ifndef SMALL |
| 138 | "usage: %s [-dnqtv] [-T rtable] command [[modifier ...] arg ...]\n", |
| 139 | #else |
| 140 | "usage: %s [-dnqtv] command [[modifier ...] arg ...]\n", |
| 141 | #endif |
| 142 | __progname); |
| 143 | exit(1); |
| 144 | } |
| 145 | |
| 146 | #define ROUNDUP(a)((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof (long)) \ |
| 147 | ((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long)) |
| 148 | #define ADVANCE(x, n)(x += (((n)->sa_len) > 0 ? (1 + ((((n)->sa_len) - 1) | (sizeof(long) - 1))) : sizeof(long))) (x += ROUNDUP((n)->sa_len)(((n)->sa_len) > 0 ? (1 + ((((n)->sa_len) - 1) | (sizeof (long) - 1))) : sizeof(long))) |
| 149 | |
| 150 | int |
| 151 | main(int argc, char **argv) |
| 152 | { |
| 153 | unsigned int filter = 0; |
| 154 | int ch; |
| 155 | int rval = 0; |
| 156 | int kw; |
| 157 | int af = AF_UNSPEC0; |
| 158 | #ifndef SMALL |
| 159 | int Terr = 0; |
| 160 | u_int rtable_any = RTABLE_ANY0xffffffff; |
| 161 | #endif |
| 162 | |
| 163 | if (argc < 2) |
| 164 | usage(NULL((void *)0)); |
| 165 | |
| 166 | #ifndef SMALL |
| 167 | tableid = getrtable(); |
| 168 | #endif |
| 169 | while ((ch = getopt(argc, argv, "dnqtT:v")) != -1) |
| 170 | switch (ch) { |
| 171 | case 'n': |
| 172 | nflag = 1; |
| 173 | break; |
| 174 | case 'q': |
| 175 | qflag = 1; |
| 176 | break; |
| 177 | case 'v': |
| 178 | verbose = 1; |
| 179 | break; |
| 180 | case 't': |
| 181 | tflag = 1; |
| 182 | break; |
| 183 | #ifndef SMALL |
| 184 | case 'T': |
| 185 | Terr = gettable(optarg); |
| 186 | Tflag = 1; |
| 187 | break; |
| 188 | #endif |
| 189 | case 'd': |
| 190 | debugonly = 1; |
| 191 | break; |
| 192 | default: |
| 193 | usage(NULL((void *)0)); |
| 194 | /* NOTREACHED */ |
| 195 | } |
| 196 | argc -= optind; |
| 197 | argv += optind; |
| 198 | |
| 199 | pid = getpid(); |
| 200 | uid = geteuid(); |
| 201 | if (*argv == NULL((void *)0)) |
| 202 | usage(NULL((void *)0)); |
| 203 | |
| 204 | kw = keyword(*argv); |
| 205 | #ifndef SMALL |
| 206 | if (Tflag && Terr != 0 && kw != K_ADD) { |
| 207 | errno(*__errno()) = Terr; |
| 208 | err(1, "routing table %u", tableid); |
| 209 | } |
| 210 | if (kw == K_EXEC) |
| 211 | exit(rdomain(argc - 1, argv + 1)); |
| 212 | #endif |
| 213 | |
| 214 | if (kw == K_MONITOR) { |
| 215 | while (--argc > 0) { |
| 216 | if (**(++argv)== '-') |
| 217 | switch (keyword(*argv + 1)) { |
| 218 | case K_INET: |
| 219 | af = AF_INET2; |
| 220 | break; |
| 221 | case K_INET6: |
| 222 | af = AF_INET624; |
| 223 | break; |
| 224 | case K_MPLS: |
| 225 | af = AF_MPLS33; |
| 226 | break; |
| 227 | case K_IFACE: |
| 228 | case K_INTERFACE: |
| 229 | filter = ROUTE_FILTER(RTM_IFINFO)(1 << (0xe)) | |
| 230 | ROUTE_FILTER(RTM_IFANNOUNCE)(1 << (0xf)) | |
| 231 | ROUTE_FILTER(RTM_80211INFO)(1 << (0x15)); |
| 232 | break; |
| 233 | default: |
| 234 | usage(*argv); |
| 235 | /* NOTREACHED */ |
| 236 | } |
| 237 | else |
| 238 | usage(*argv); |
| 239 | } |
| 240 | } |
| 241 | |
| 242 | if (tflag) |
| 243 | s = open(_PATH_DEVNULL"/dev/null", O_WRONLY0x0001); |
| 244 | else |
| 245 | s = socket(AF_ROUTE17, SOCK_RAW3, af); |
| 246 | if (s == -1) |
| 247 | err(1, "socket"); |
| 248 | |
| 249 | if (filter != 0) { |
| 250 | if (setsockopt(s, AF_ROUTE17, ROUTE_MSGFILTER1, &filter, |
| 251 | sizeof(filter)) == -1) |
| 252 | err(1, "setsockopt(ROUTE_MSGFILTER)"); |
| 253 | } |
| 254 | |
| 255 | #ifndef SMALL |
| 256 | if (!tflag) { |
| 257 | /* force socket onto table user requested */ |
| 258 | if (Tflag == 1 && Terr == 0) { |
| 259 | if (setsockopt(s, AF_ROUTE17, ROUTE_TABLEFILTER2, |
| 260 | &tableid, sizeof(tableid)) == -1) |
| 261 | err(1, "setsockopt(ROUTE_TABLEFILTER)"); |
| 262 | } else { |
| 263 | if (setsockopt(s, AF_ROUTE17, ROUTE_TABLEFILTER2, |
| 264 | &rtable_any, sizeof(tableid)) == -1) |
| 265 | err(1, "setsockopt(ROUTE_TABLEFILTER)"); |
| 266 | } |
| 267 | } |
| 268 | #endif |
| 269 | |
| 270 | if (pledge("stdio dns route", NULL((void *)0)) == -1) |
| 271 | err(1, "pledge"); |
| 272 | |
| 273 | switch (kw) { |
| 274 | case K_SHOW: |
| 275 | uid = 0; |
| 276 | exit(show(argc, argv)); |
| 277 | break; |
| 278 | case K_FLUSH: |
| 279 | exit(flushroutes(argc, argv)); |
| 280 | break; |
| 281 | case K_SOURCEADDR: |
| 282 | nflag = 1; |
| 283 | exit(setsource(argc, argv)); |
| 284 | break; |
| 285 | } |
| 286 | |
| 287 | if (pledge("stdio dns", NULL((void *)0)) == -1) |
| 288 | err(1, "pledge"); |
| 289 | |
| 290 | switch (kw) { |
| 291 | case K_GET: |
| 292 | uid = 0; |
| 293 | /* FALLTHROUGH */ |
| 294 | case K_CHANGE: |
| 295 | case K_ADD: |
| 296 | case K_DEL: |
| 297 | case K_DELETE: |
| 298 | rval = newroute(argc, argv); |
| 299 | break; |
| 300 | case K_MONITOR: |
| 301 | monitor(argc, argv); |
| 302 | break; |
| 303 | case K_NAMESERVER: |
| 304 | rval = nameserver(argc, argv); |
| 305 | break; |
| 306 | default: |
| 307 | usage(*argv); |
| 308 | /* NOTREACHED */ |
| 309 | } |
| 310 | exit(rval); |
| 311 | } |
| 312 | |
| 313 | /* |
| 314 | * Purge all entries in the routing tables not |
| 315 | * associated with network interfaces. |
| 316 | */ |
| 317 | int |
| 318 | flushroutes(int argc, char **argv) |
| 319 | { |
| 320 | size_t needed; |
| 321 | int mib[7], mcnt, rlen, seqno, af = AF_UNSPEC0; |
| 322 | char *buf = NULL((void *)0), *next, *lim = NULL((void *)0); |
| 323 | struct rt_msghdr *rtm; |
| 324 | struct sockaddr *sa; |
| 325 | uint8_t prio = 0; |
| 326 | unsigned int ifindex = 0; |
| 327 | |
| 328 | if (uid) |
| 329 | errx(1, "must be root to alter routing table"); |
| 330 | shutdown(s, SHUT_RD0); /* Don't want to read back our messages */ |
| 331 | while (--argc > 0) { |
| 332 | if (**(++argv) == '-') |
| 333 | switch (keyword(*argv + 1)) { |
| 334 | case K_INET: |
| 335 | af = AF_INET2; |
| 336 | break; |
| 337 | case K_INET6: |
| 338 | af = AF_INET624; |
| 339 | break; |
| 340 | case K_LINK: |
| 341 | af = AF_LINK18; |
| 342 | break; |
| 343 | case K_MPLS: |
| 344 | af = AF_MPLS33; |
| 345 | break; |
| 346 | case K_IFACE: |
| 347 | case K_INTERFACE: |
| 348 | if (!--argc) |
| 349 | usage(1+*argv); |
| 350 | ifindex = if_nametoindex(*++argv); |
| 351 | if (ifindex == 0) |
| 352 | errx(1, "no such interface %s", *argv); |
| 353 | break; |
| 354 | case K_PRIORITY: |
| 355 | if (!--argc) |
| 356 | usage(1+*argv); |
| 357 | prio = getpriority(*++argv); |
| 358 | break; |
| 359 | default: |
| 360 | usage(*argv); |
| 361 | /* NOTREACHED */ |
| 362 | } |
| 363 | else |
| 364 | usage(*argv); |
| 365 | } |
| 366 | mib[0] = CTL_NET4; |
| 367 | mib[1] = PF_ROUTE17; |
| 368 | mib[2] = 0; /* protocol */ |
| 369 | mib[3] = af; |
| 370 | mib[4] = NET_RT_DUMP1; |
| 371 | mib[5] = prio; |
| 372 | mib[6] = tableid; |
| 373 | mcnt = 7; |
| 374 | |
| 375 | needed = get_sysctl(mib, mcnt, &buf); |
| 376 | lim = buf + needed; |
| 377 | |
| 378 | if (pledge("stdio dns", NULL((void *)0)) == -1) |
| 379 | err(1, "pledge"); |
| 380 | |
| 381 | if (verbose) { |
| 382 | printf("Examining routing table from sysctl\n"); |
| 383 | if (af) |
| 384 | printf("(address family %s)\n", (*argv + 1)); |
| 385 | } |
| 386 | if (buf == NULL((void *)0)) |
| 387 | return (1); |
| 388 | |
| 389 | seqno = 0; |
| 390 | for (next = buf; next < lim; next += rtm->rtm_msglen) { |
| 391 | rtm = (struct rt_msghdr *)next; |
| 392 | if (rtm->rtm_version != RTM_VERSION5) |
| 393 | continue; |
| 394 | if (verbose) |
| 395 | print_rtmsg(rtm, rtm->rtm_msglen); |
| 396 | if ((rtm->rtm_flags & (RTF_GATEWAY0x2|RTF_STATIC0x800|RTF_LLINFO0x400)) == 0) |
| 397 | continue; |
| 398 | if ((rtm->rtm_flags & (RTF_LOCAL0x200000|RTF_BROADCAST0x400000)) != 0) |
| 399 | continue; |
| 400 | sa = (struct sockaddr *)(next + rtm->rtm_hdrlen); |
| 401 | if (ifindex && rtm->rtm_index != ifindex) |
| 402 | continue; |
| 403 | if (sa->sa_family == AF_KEY30) |
| 404 | continue; /* Don't flush SPD */ |
| 405 | if (debugonly) |
| 406 | continue; |
| 407 | rtm->rtm_type = RTM_DELETE0x2; |
| 408 | rtm->rtm_seq = seqno; |
| 409 | rtm->rtm_tableid = tableid; |
| 410 | rlen = write(s, next, rtm->rtm_msglen); |
| 411 | if (rlen < (int)rtm->rtm_msglen) { |
| 412 | warn("write to routing socket"); |
| 413 | printf("got only %d for rlen\n", rlen); |
| 414 | break; |
| 415 | } |
| 416 | seqno++; |
| 417 | if (qflag) |
| 418 | continue; |
| 419 | if (verbose) |
| 420 | print_rtmsg(rtm, rlen); |
| 421 | else { |
| 422 | struct sockaddr *mask, *rti_info[RTAX_MAX15]; |
| 423 | |
| 424 | sa = (struct sockaddr *)(next + rtm->rtm_hdrlen); |
| 425 | |
| 426 | get_rtaddrs(rtm->rtm_addrs, sa, rti_info); |
| 427 | |
| 428 | sa = rti_info[RTAX_DST0]; |
| 429 | mask = rti_info[RTAX_NETMASK2]; |
| 430 | |
| 431 | p_sockaddr(sa, mask, rtm->rtm_flags, 20); |
| 432 | p_sockaddr(rti_info[RTAX_GATEWAY1], NULL((void *)0), RTF_HOST0x4, 20); |
| 433 | printf("done\n"); |
| 434 | } |
| 435 | } |
| 436 | free(buf); |
| 437 | return (0); |
| 438 | } |
| 439 | |
| 440 | void |
| 441 | set_metric(char *value, int key) |
| 442 | { |
| 443 | long long relative_expire; |
| 444 | const char *errstr; |
| 445 | int flag = 0; |
| 446 | |
| 447 | switch (key) { |
| 448 | case K_MTU: |
| 449 | rt_metrics.rmx_mtu = strtonum(value, 0, UINT_MAX0xffffffffU, &errstr); |
| 450 | if (errstr) |
| 451 | errx(1, "set_metric mtu: %s is %s", value, errstr); |
| 452 | flag = RTV_MTU0x1; |
| 453 | break; |
| 454 | case K_EXPIRE: |
| 455 | relative_expire = strtonum(value, 0, INT_MAX0x7fffffff, &errstr); |
| 456 | if (errstr) |
| 457 | errx(1, "set_metric expire: %s is %s", value, errstr); |
| 458 | rt_metrics.rmx_expire = relative_expire ? |
| 459 | relative_expire + time(NULL((void *)0)) : 0; |
| 460 | flag = RTV_EXPIRE0x4; |
| 461 | break; |
| 462 | case K_HOPCOUNT: |
| 463 | case K_RECVPIPE: |
| 464 | case K_SENDPIPE: |
| 465 | case K_SSTHRESH: |
| 466 | case K_RTT: |
| 467 | case K_RTTVAR: |
| 468 | /* no longer used, only for compatibility */ |
| 469 | return; |
| 470 | default: |
| 471 | errx(1, "king bula sez: set_metric with invalid key"); |
| 472 | } |
| 473 | rtm_inits |= flag; |
| 474 | if (lockrest || locking) |
| 475 | rt_metrics.rmx_locks |= flag; |
| 476 | if (locking) |
| 477 | locking = 0; |
| 478 | } |
| 479 | |
| 480 | |
| 481 | int |
| 482 | setsource(int argc, char **argv) |
| 483 | { |
| 484 | struct ifaddrs *ifap, *ifa = NULL((void *)0); |
| 485 | char *cmd; |
| 486 | int af = AF_UNSPEC0, ret = 0, key; |
| 487 | unsigned int ifindex = 0; |
| 488 | |
| 489 | cmd = argv[0]; |
| 490 | |
| 491 | if (argc == 1) |
| 492 | printsource(AF_UNSPEC0, tableid); |
| 493 | |
| 494 | while (--argc > 0) { |
| 495 | if (**(++argv)== '-') { |
| 496 | switch (key = keyword(1 + *argv)) { |
Although the value stored to 'key' is used in the enclosing expression, the value is never actually read from 'key' | |
| 497 | case K_INET: |
| 498 | af = AF_INET2; |
| 499 | aflen = sizeof(struct sockaddr_in); |
| 500 | break; |
| 501 | case K_INET6: |
| 502 | af = AF_INET624; |
| 503 | aflen = sizeof(struct sockaddr_in6); |
| 504 | break; |
| 505 | case K_IFP: |
| 506 | if (!--argc) |
| 507 | usage(1+*argv); |
| 508 | ifindex = if_nametoindex(*++argv); |
| 509 | if (ifindex == 0) |
| 510 | errx(1, "no such interface %s", *argv); |
| 511 | break; |
| 512 | default: |
| 513 | usage(NULL((void *)0)); |
| 514 | } |
| 515 | } else |
| 516 | break; |
| 517 | } |
| 518 | |
| 519 | if (!(argc == 1 && ifindex == 0) && !(argc == 0 && ifindex != 0)) |
| 520 | usage(NULL((void *)0)); |
| 521 | |
| 522 | if (uid) |
| 523 | errx(1, "must be root to alter source address"); |
| 524 | |
| 525 | if (ifindex) { |
| 526 | if (getifaddrs(&ifap) == -1) |
| 527 | err(1, "getifaddrs"); |
| 528 | for (ifa = ifap; ifa; ifa = ifa->ifa_next) { |
| 529 | if (if_nametoindex(ifa->ifa_name) != ifindex) |
| 530 | continue; |
| 531 | if (ifa->ifa_addr == NULL((void *)0) || |
| 532 | !(ifa->ifa_addr->sa_family == AF_INET2 || |
| 533 | ifa->ifa_addr->sa_family == AF_INET624)) |
| 534 | continue; |
| 535 | if ((af != AF_UNSPEC0) && |
| 536 | (ifa->ifa_addr->sa_family != af)) |
| 537 | continue; |
| 538 | if (ifa->ifa_addr->sa_family == AF_INET624) { |
| 539 | struct sockaddr_in6 *sin6 = |
| 540 | (struct sockaddr_in6 *)ifa->ifa_addr; |
| 541 | if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)(((&sin6->sin6_addr)->__u6_addr.__u6_addr8[0] == 0xfe ) && (((&sin6->sin6_addr)->__u6_addr.__u6_addr8 [1] & 0xc0) == 0x80)) || |
| 542 | IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr)((&sin6->sin6_addr)->__u6_addr.__u6_addr8[0] == 0xff )) |
| 543 | continue; |
| 544 | } |
| 545 | if (pushsrc(*cmd, routename(ifa->ifa_addr), |
| 546 | ifa->ifa_addr->sa_family)) |
| 547 | break; |
| 548 | } |
| 549 | freeifaddrs(ifap); |
| 550 | } else { |
| 551 | ret = pushsrc(*cmd, *argv, af); |
| 552 | } |
| 553 | |
| 554 | return (ret != 0); |
| 555 | } |
| 556 | |
| 557 | int |
| 558 | pushsrc(int cmd, char *src, int af) |
| 559 | { |
| 560 | int ret = 0; |
| 561 | |
| 562 | getaddr(RTA_IFA0x20, af, src, NULL((void *)0)); |
| 563 | |
| 564 | errno(*__errno()) = 0; |
| 565 | ret = rtmsg(cmd, 0, 0, 0); |
| 566 | if (!qflag && ret != 0) |
| 567 | printf("sourceaddr %s: %s\n", src, strerror(errno(*__errno()))); |
| 568 | |
| 569 | return (ret); |
| 570 | } |
| 571 | int |
| 572 | newroute(int argc, char **argv) |
| 573 | { |
| 574 | char *cmd, *dest = "", *gateway = "", *error; |
| 575 | int ishost = 0, ret = 0, attempts, oerrno, flags = RTF_STATIC0x800; |
| 576 | int fmask = 0, af = AF_UNSPEC0; |
| 577 | int key; |
| 578 | uint8_t prio = 0; |
| 579 | struct hostent *hp = NULL((void *)0); |
| 580 | int sawdest = 0; |
| 581 | |
| 582 | if (uid) |
| 583 | errx(1, "must be root to alter routing table"); |
| 584 | cmd = argv[0]; |
| 585 | if (*cmd != 'g') |
| 586 | shutdown(s, SHUT_RD0); /* Don't want to read back our messages */ |
| 587 | while (--argc > 0) { |
| 588 | if (**(++argv) == '-') { |
| 589 | switch (key = keyword(1 + *argv)) { |
| 590 | case K_LINK: |
| 591 | af = AF_LINK18; |
| 592 | aflen = sizeof(struct sockaddr_dl); |
| 593 | break; |
| 594 | case K_INET: |
| 595 | af = AF_INET2; |
| 596 | aflen = sizeof(struct sockaddr_in); |
| 597 | break; |
| 598 | case K_INET6: |
| 599 | af = AF_INET624; |
| 600 | aflen = sizeof(struct sockaddr_in6); |
| 601 | break; |
| 602 | case K_SA: |
| 603 | af = PF_ROUTE17; |
| 604 | aflen = sizeof(struct sockaddr_storage) - 1; |
| 605 | break; |
| 606 | case K_MPLS: |
| 607 | af = AF_MPLS33; |
| 608 | aflen = sizeof(struct sockaddr_mpls); |
| 609 | fmask |= RTF_MPLS0x100000; |
| 610 | break; |
| 611 | case K_MPLSLABEL: |
| 612 | if (!--argc) |
| 613 | usage(1+*argv); |
| 614 | if (af != AF_INET2 && af != AF_INET624) |
| 615 | errx(1, "-mplslabel requires " |
| 616 | "-inet or -inet6"); |
| 617 | getmplslabel(*++argv, 0); |
| 618 | mpls_flags = MPLS_OP_PUSH0x2; |
| 619 | flags |= RTF_MPLS0x100000; |
| 620 | break; |
| 621 | case K_IN: |
| 622 | if (!--argc) |
| 623 | usage(1+*argv); |
| 624 | if (af != AF_MPLS33) |
| 625 | errx(1, "-in requires -mpls"); |
| 626 | getmplslabel(*++argv, 1); |
| 627 | break; |
| 628 | case K_OUT: |
| 629 | if (!--argc) |
| 630 | usage(1+*argv); |
| 631 | if (af != AF_MPLS33) |
| 632 | errx(1, "-out requires -mpls"); |
| 633 | if (mpls_flags == MPLS_OP_LOCAL0x0) |
| 634 | errx(1, "-out requires -push, -pop, " |
| 635 | "-swap"); |
| 636 | getmplslabel(*++argv, 0); |
| 637 | flags |= RTF_MPLS0x100000; |
| 638 | break; |
| 639 | case K_POP: |
| 640 | if (af != AF_MPLS33) |
| 641 | errx(1, "-pop requires -mpls"); |
| 642 | mpls_flags = MPLS_OP_POP0x1; |
| 643 | break; |
| 644 | case K_PUSH: |
| 645 | if (af != AF_MPLS33) |
| 646 | errx(1, "-push requires -mpls"); |
| 647 | mpls_flags = MPLS_OP_PUSH0x2; |
| 648 | break; |
| 649 | case K_SWAP: |
| 650 | if (af != AF_MPLS33) |
| 651 | errx(1, "-swap requires -mpls"); |
| 652 | mpls_flags = MPLS_OP_SWAP0x4; |
| 653 | break; |
| 654 | case K_IFACE: |
| 655 | case K_INTERFACE: |
| 656 | iflag++; |
| 657 | break; |
| 658 | case K_NOSTATIC: |
| 659 | flags &= ~RTF_STATIC0x800; |
| 660 | break; |
| 661 | case K_LLINFO: |
| 662 | flags |= RTF_LLINFO0x400; |
| 663 | break; |
| 664 | case K_LOCK: |
| 665 | locking = 1; |
| 666 | break; |
| 667 | case K_LOCKREST: |
| 668 | lockrest = 1; |
| 669 | break; |
| 670 | case K_HOST: |
| 671 | forcehost++; |
| 672 | break; |
| 673 | case K_REJECT: |
| 674 | flags |= RTF_REJECT0x8; |
| 675 | break; |
| 676 | case K_BLACKHOLE: |
| 677 | flags |= RTF_BLACKHOLE0x1000; |
| 678 | break; |
| 679 | case K_PROTO1: |
| 680 | flags |= RTF_PROTO10x8000; |
| 681 | break; |
| 682 | case K_PROTO2: |
| 683 | flags |= RTF_PROTO20x4000; |
| 684 | break; |
| 685 | case K_CLONING: |
| 686 | flags |= RTF_CLONING0x100; |
| 687 | break; |
| 688 | case K_STATIC: |
| 689 | flags |= RTF_STATIC0x800; |
| 690 | break; |
| 691 | case K_IFA: |
| 692 | if (!--argc) |
| 693 | usage(1+*argv); |
| 694 | getaddr(RTA_IFA0x20, af, *++argv, NULL((void *)0)); |
| 695 | break; |
| 696 | case K_IFP: |
| 697 | if (!--argc) |
| 698 | usage(1+*argv); |
| 699 | getaddr(RTA_IFP0x10, AF_LINK18, *++argv, NULL((void *)0)); |
| 700 | break; |
| 701 | case K_GATEWAY: |
| 702 | if (!--argc) |
| 703 | usage(1+*argv); |
| 704 | getaddr(RTA_GATEWAY0x2, af, *++argv, NULL((void *)0)); |
| 705 | gateway = *argv; |
| 706 | break; |
| 707 | case K_DST: |
| 708 | if (!--argc) |
| 709 | usage(1+*argv); |
| 710 | ishost = getaddr(RTA_DST0x1, af, *++argv, &hp); |
| 711 | dest = *argv; |
| 712 | sawdest = 1; |
| 713 | break; |
| 714 | case K_LABEL: |
| 715 | if (!--argc) |
| 716 | usage(1+*argv); |
| 717 | getlabel(*++argv); |
| 718 | break; |
| 719 | case K_NETMASK: |
| 720 | if (!sawdest) |
| 721 | errx(1, "-netmask must follow " |
| 722 | "destination parameter"); |
| 723 | if (!--argc) |
| 724 | usage(1+*argv); |
| 725 | getaddr(RTA_NETMASK0x4, af, *++argv, NULL((void *)0)); |
| 726 | /* FALLTHROUGH */ |
| 727 | case K_NET: |
| 728 | forcenet++; |
| 729 | break; |
| 730 | case K_PREFIXLEN: |
| 731 | if (!sawdest) |
| 732 | errx(1, "-prefixlen must follow " |
| 733 | "destination parameter"); |
| 734 | if (!--argc) |
| 735 | usage(1+*argv); |
| 736 | ishost = prefixlen(af, *++argv); |
| 737 | break; |
| 738 | case K_MPATH: |
| 739 | flags |= RTF_MPATH0x40000; |
| 740 | break; |
| 741 | case K_MTU: |
| 742 | case K_HOPCOUNT: |
| 743 | case K_EXPIRE: |
| 744 | case K_RECVPIPE: |
| 745 | case K_SENDPIPE: |
| 746 | case K_SSTHRESH: |
| 747 | case K_RTT: |
| 748 | case K_RTTVAR: |
| 749 | if (!--argc) |
| 750 | usage(1+*argv); |
| 751 | set_metric(*++argv, key); |
| 752 | break; |
| 753 | case K_PRIORITY: |
| 754 | if (!--argc) |
| 755 | usage(1+*argv); |
| 756 | prio = getpriority(*++argv); |
| 757 | break; |
| 758 | case K_BFD: |
| 759 | flags |= RTF_BFD0x1000000; |
| 760 | fmask |= RTF_BFD0x1000000; |
| 761 | break; |
| 762 | case K_NOBFD: |
| 763 | flags &= ~RTF_BFD0x1000000; |
| 764 | fmask |= RTF_BFD0x1000000; |
| 765 | break; |
| 766 | default: |
| 767 | usage(1+*argv); |
| 768 | /* NOTREACHED */ |
| 769 | } |
| 770 | } else { |
| 771 | if ((rtm_addrs & RTA_DST0x1) == 0) { |
| 772 | dest = *argv; |
| 773 | sawdest = 1; |
| 774 | ishost = getaddr(RTA_DST0x1, af, *argv, &hp); |
| 775 | } else if ((rtm_addrs & RTA_GATEWAY0x2) == 0) { |
| 776 | gateway = *argv; |
| 777 | getaddr(RTA_GATEWAY0x2, af, *argv, &hp); |
| 778 | } else |
| 779 | usage(NULL((void *)0)); |
| 780 | } |
| 781 | } |
| 782 | if (forcehost) |
| 783 | ishost = 1; |
| 784 | if (forcenet) |
| 785 | ishost = 0; |
| 786 | if (forcenet && !(rtm_addrs & RTA_NETMASK0x4)) |
| 787 | errx(1, "netmask missing"); |
| 788 | flags |= RTF_UP0x1; |
| 789 | if (ishost) |
| 790 | flags |= RTF_HOST0x4; |
| 791 | if (iflag == 0) |
| 792 | flags |= RTF_GATEWAY0x2; |
| 793 | for (attempts = 1; ; attempts++) { |
| 794 | errno(*__errno()) = 0; |
| 795 | if ((ret = rtmsg(*cmd, flags, fmask, prio)) == 0) |
| 796 | break; |
| 797 | if (errno(*__errno()) != ENETUNREACH51 && errno(*__errno()) != ESRCH3) |
| 798 | break; |
| 799 | if (af == AF_INET2 && *gateway && hp && hp->h_addr_list[1]) { |
| 800 | hp->h_addr_list++; |
| 801 | memcpy(&so_gate.sin.sin_addr, hp->h_addr_list[0], |
| 802 | hp->h_length); |
| 803 | } else |
| 804 | break; |
| 805 | } |
| 806 | oerrno = errno(*__errno()); |
| 807 | if (!qflag && (*cmd != 'g' || ret != 0)) { |
| 808 | printf("%s %s %s", cmd, ishost ? "host" : "net", dest); |
| 809 | if (*gateway) { |
| 810 | printf(": gateway %s", gateway); |
| 811 | if (attempts > 1 && ret == 0 && af == AF_INET2) |
| 812 | printf(" (%s)", inet_ntoa(so_gate.sin.sin_addr)); |
| 813 | } |
| 814 | if (ret == 0) |
| 815 | printf("\n"); |
| 816 | if (ret != 0) { |
| 817 | switch (oerrno) { |
| 818 | case ESRCH3: |
| 819 | error = "not in table"; |
| 820 | break; |
| 821 | case EBUSY16: |
| 822 | error = "entry in use"; |
| 823 | break; |
| 824 | case ENOBUFS55: |
| 825 | error = "routing table overflow"; |
| 826 | break; |
| 827 | default: |
| 828 | error = strerror(oerrno); |
| 829 | break; |
| 830 | } |
| 831 | printf(": %s\n", error); |
| 832 | } |
| 833 | } |
| 834 | return (ret != 0); |
| 835 | } |
| 836 | |
| 837 | int |
| 838 | show(int argc, char *argv[]) |
| 839 | { |
| 840 | int af = AF_UNSPEC0; |
| 841 | char prio = 0; |
| 842 | |
| 843 | while (--argc > 0) { |
| 844 | if (**(++argv)== '-') |
| 845 | switch (keyword(*argv + 1)) { |
| 846 | case K_INET: |
| 847 | af = AF_INET2; |
| 848 | break; |
| 849 | case K_INET6: |
| 850 | af = AF_INET624; |
| 851 | break; |
| 852 | case K_LINK: |
| 853 | af = AF_LINK18; |
| 854 | break; |
| 855 | case K_MPLS: |
| 856 | af = AF_MPLS33; |
| 857 | break; |
| 858 | case K_GATEWAY: |
| 859 | Fflag = 1; |
| 860 | break; |
| 861 | case K_LABEL: |
| 862 | if (!--argc) |
| 863 | usage(1+*argv); |
| 864 | getlabel(*++argv); |
| 865 | break; |
| 866 | case K_PRIORITY: |
| 867 | if (!--argc) |
| 868 | usage(1+*argv); |
| 869 | prio = getpriority(*++argv); |
| 870 | break; |
| 871 | default: |
| 872 | usage(*argv); |
| 873 | /* NOTREACHED */ |
| 874 | } |
| 875 | else |
| 876 | usage(*argv); |
| 877 | } |
| 878 | |
| 879 | p_rttables(af, tableid, prio); |
| 880 | return (0); |
| 881 | } |
| 882 | |
| 883 | void |
| 884 | inet_makenetandmask(u_int32_t net, struct sockaddr_in *sin, int bits) |
| 885 | { |
| 886 | u_int32_t mask; |
| 887 | |
| 888 | rtm_addrs |= RTA_NETMASK0x4; |
| 889 | if (bits == 0 && net == 0) |
| 890 | mask = 0; |
| 891 | else { |
| 892 | if (bits == 0) |
| 893 | bits = 32; |
| 894 | mask = 0xffffffff << (32 - bits); |
| 895 | net &= mask; |
| 896 | } |
| 897 | sin->sin_addr.s_addr = htonl(net)(__uint32_t)(__builtin_constant_p(net) ? (__uint32_t)(((__uint32_t )(net) & 0xff) << 24 | ((__uint32_t)(net) & 0xff00 ) << 8 | ((__uint32_t)(net) & 0xff0000) >> 8 | ((__uint32_t)(net) & 0xff000000) >> 24) : __swap32md (net)); |
| 898 | sin = &so_mask.sin; |
| 899 | sin->sin_addr.s_addr = htonl(mask)(__uint32_t)(__builtin_constant_p(mask) ? (__uint32_t)(((__uint32_t )(mask) & 0xff) << 24 | ((__uint32_t)(mask) & 0xff00 ) << 8 | ((__uint32_t)(mask) & 0xff0000) >> 8 | ((__uint32_t)(mask) & 0xff000000) >> 24) : __swap32md (mask)); |
| 900 | sin->sin_family = AF_INET2; |
| 901 | sin->sin_len = sizeof(struct sockaddr_in); |
| 902 | } |
| 903 | |
| 904 | /* |
| 905 | * Interpret an argument as a network address of some kind, |
| 906 | * returning 1 if a host address, 0 if a network address. |
| 907 | */ |
| 908 | int |
| 909 | getaddr(int which, int af, char *s, struct hostent **hpp) |
| 910 | { |
| 911 | sup su = NULL((void *)0); |
| 912 | struct hostent *hp; |
| 913 | int aflength, afamily, bits; |
| 914 | |
| 915 | if (af == AF_UNSPEC0) { |
| 916 | if (strchr(s, ':') != NULL((void *)0)) { |
| 917 | af = AF_INET624; |
| 918 | aflen = sizeof(struct sockaddr_in6); |
| 919 | } else { |
| 920 | af = AF_INET2; |
| 921 | aflen = sizeof(struct sockaddr_in); |
| 922 | } |
| 923 | } |
| 924 | /* local copy of len and af so we can change it */ |
| 925 | aflength = aflen; |
| 926 | afamily = af; |
| 927 | |
| 928 | rtm_addrs |= which; |
| 929 | switch (which) { |
| 930 | case RTA_DST0x1: |
| 931 | su = &so_dst; |
| 932 | break; |
| 933 | case RTA_GATEWAY0x2: |
| 934 | su = &so_gate; |
| 935 | break; |
| 936 | case RTA_NETMASK0x4: |
| 937 | su = &so_mask; |
| 938 | break; |
| 939 | case RTA_IFP0x10: |
| 940 | su = &so_ifp; |
| 941 | aflength = sizeof(struct sockaddr_dl); |
| 942 | afamily = AF_LINK18; |
| 943 | break; |
| 944 | case RTA_IFA0x20: |
| 945 | su = &so_ifa; |
| 946 | break; |
| 947 | default: |
| 948 | errx(1, "internal error"); |
| 949 | /* NOTREACHED */ |
| 950 | } |
| 951 | memset(su, 0, sizeof(union sockunion)); |
| 952 | su->sa.sa_len = aflength; |
| 953 | su->sa.sa_family = afamily; |
| 954 | |
| 955 | if (strcmp(s, "default") == 0) { |
| 956 | switch (which) { |
| 957 | case RTA_DST0x1: |
| 958 | forcenet++; |
| 959 | getaddr(RTA_NETMASK0x4, af, s, NULL((void *)0)); |
| 960 | break; |
| 961 | case RTA_NETMASK0x4: |
| 962 | su->sa.sa_len = 0; |
| 963 | } |
| 964 | return (0); |
| 965 | } |
| 966 | |
| 967 | switch (afamily) { |
| 968 | case AF_INET624: |
| 969 | { |
| 970 | struct addrinfo hints, *res; |
| 971 | char buf[ |
| 972 | sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255:255:255:255/128") |
| 973 | ]; |
| 974 | char *sep; |
| 975 | int error; |
| 976 | |
| 977 | if (strlcpy(buf, s, sizeof buf) >= sizeof buf) { |
| 978 | errx(1, "%s: bad value", s); |
| 979 | } |
| 980 | |
| 981 | sep = strchr(buf, '/'); |
| 982 | if (sep != NULL((void *)0)) |
| 983 | *sep++ = '\0'; |
| 984 | memset(&hints, 0, sizeof(hints)); |
| 985 | hints.ai_family = afamily; /*AF_INET6*/ |
| 986 | hints.ai_flags = AI_NUMERICHOST4; |
| 987 | hints.ai_socktype = SOCK_DGRAM2; /*dummy*/ |
| 988 | error = getaddrinfo(buf, "0", &hints, &res); |
| 989 | if (error) { |
| 990 | hints.ai_flags = 0; |
| 991 | error = getaddrinfo(buf, "0", &hints, &res); |
| 992 | if (error) |
| 993 | errx(1, "%s: %s", s, gai_strerror(error)); |
| 994 | } |
| 995 | if (res->ai_next) |
| 996 | errx(1, "%s: resolved to multiple values", s); |
| 997 | memcpy(&su->sin6, res->ai_addr, sizeof(su->sin6)); |
| 998 | freeaddrinfo(res); |
| 999 | #ifdef __KAME__ |
| 1000 | if ((IN6_IS_ADDR_LINKLOCAL(&su->sin6.sin6_addr)(((&su->sin6.sin6_addr)->__u6_addr.__u6_addr8[0] == 0xfe) && (((&su->sin6.sin6_addr)->__u6_addr .__u6_addr8[1] & 0xc0) == 0x80)) || |
| 1001 | IN6_IS_ADDR_MC_LINKLOCAL(&su->sin6.sin6_addr)(((&su->sin6.sin6_addr)->__u6_addr.__u6_addr8[0] == 0xff) && (((&su->sin6.sin6_addr)->__u6_addr .__u6_addr8[1] & 0x0f) == 0x02)) || |
| 1002 | IN6_IS_ADDR_MC_INTFACELOCAL(&su->sin6.sin6_addr)(((&su->sin6.sin6_addr)->__u6_addr.__u6_addr8[0] == 0xff) && (((&su->sin6.sin6_addr)->__u6_addr .__u6_addr8[1] & 0x0f) == 0x01))) && |
| 1003 | su->sin6.sin6_scope_id) { |
| 1004 | *(u_int16_t *)&su->sin6.sin6_addr.s6_addr__u6_addr.__u6_addr8[2] = |
| 1005 | htons(su->sin6.sin6_scope_id)(__uint16_t)(__builtin_constant_p(su->sin6.sin6_scope_id) ? (__uint16_t)(((__uint16_t)(su->sin6.sin6_scope_id) & 0xffU ) << 8 | ((__uint16_t)(su->sin6.sin6_scope_id) & 0xff00U) >> 8) : __swap16md(su->sin6.sin6_scope_id) ); |
| 1006 | su->sin6.sin6_scope_id = 0; |
| 1007 | } |
| 1008 | #endif |
| 1009 | if (hints.ai_flags == AI_NUMERICHOST4) { |
| 1010 | if (which == RTA_DST0x1) { |
| 1011 | if (sep == NULL((void *)0) && su->sin6.sin6_scope_id == 0 && |
| 1012 | IN6_IS_ADDR_UNSPECIFIED(&su->sin6.sin6_addr)((*(const u_int32_t *)(const void *)(&(&su->sin6.sin6_addr )->__u6_addr.__u6_addr8[0]) == 0) && (*(const u_int32_t *)(const void *)(&(&su->sin6.sin6_addr)->__u6_addr .__u6_addr8[4]) == 0) && (*(const u_int32_t *)(const void *)(&(&su->sin6.sin6_addr)->__u6_addr.__u6_addr8 [8]) == 0) && (*(const u_int32_t *)(const void *)(& (&su->sin6.sin6_addr)->__u6_addr.__u6_addr8[12]) == 0))) |
| 1013 | sep = "0"; |
| 1014 | if (sep == NULL((void *)0) || prefixlen(AF_INET624, sep)) |
| 1015 | return (1); |
| 1016 | } |
| 1017 | return (0); |
| 1018 | } else |
| 1019 | return (1); |
| 1020 | } |
| 1021 | |
| 1022 | case AF_LINK18: |
| 1023 | su->sdl.sdl_index = if_nametoindex(s); |
| 1024 | memset(&su->sdl.sdl_data, 0, sizeof(su->sdl.sdl_data)); |
| 1025 | return (1); |
| 1026 | case AF_MPLS33: |
| 1027 | errx(1, "mpls labels require -in or -out switch"); |
| 1028 | case PF_ROUTE17: |
| 1029 | su->sa.sa_len = sizeof(struct sockaddr_storage) - 1; |
| 1030 | sockaddr(s, &su->sa); |
| 1031 | return (1); |
| 1032 | |
| 1033 | case AF_INET2: |
| 1034 | if (hpp != NULL((void *)0)) |
| 1035 | *hpp = NULL((void *)0); |
| 1036 | if (which == RTA_DST0x1 && !forcehost) { |
| 1037 | bits = inet_net_pton(AF_INET2, s, &su->sin.sin_addr, |
| 1038 | sizeof(su->sin.sin_addr)); |
| 1039 | if (bits == 32) |
| 1040 | return (1); |
| 1041 | if (bits >= 0) { |
| 1042 | inet_makenetandmask(ntohl((__uint32_t)(__builtin_constant_p(su->sin.sin_addr.s_addr) ? (__uint32_t)(((__uint32_t)(su->sin.sin_addr.s_addr) & 0xff) << 24 | ((__uint32_t)(su->sin.sin_addr.s_addr ) & 0xff00) << 8 | ((__uint32_t)(su->sin.sin_addr .s_addr) & 0xff0000) >> 8 | ((__uint32_t)(su->sin .sin_addr.s_addr) & 0xff000000) >> 24) : __swap32md (su->sin.sin_addr.s_addr)) |
| 1043 | su->sin.sin_addr.s_addr)(__uint32_t)(__builtin_constant_p(su->sin.sin_addr.s_addr) ? (__uint32_t)(((__uint32_t)(su->sin.sin_addr.s_addr) & 0xff) << 24 | ((__uint32_t)(su->sin.sin_addr.s_addr ) & 0xff00) << 8 | ((__uint32_t)(su->sin.sin_addr .s_addr) & 0xff0000) >> 8 | ((__uint32_t)(su->sin .sin_addr.s_addr) & 0xff000000) >> 24) : __swap32md (su->sin.sin_addr.s_addr)), |
| 1044 | &su->sin, bits); |
| 1045 | return (0); |
| 1046 | } |
| 1047 | } else if (which != RTA_DST0x1 || !forcenet) |
| 1048 | if (inet_pton(AF_INET2, s, &su->sin.sin_addr) == 1) |
| 1049 | return (1); |
| 1050 | hp = gethostbyname(s); |
| 1051 | if (hp == NULL((void *)0)) |
| 1052 | errx(1, "%s: bad address", s); |
| 1053 | if (hpp != NULL((void *)0)) |
| 1054 | *hpp = hp; |
| 1055 | su->sin.sin_addr = *(struct in_addr *)hp->h_addrh_addr_list[0]; |
| 1056 | return (1); |
| 1057 | |
| 1058 | default: |
| 1059 | errx(1, "%d: bad address family", afamily); |
| 1060 | /* NOTREACHED */ |
| 1061 | } |
| 1062 | } |
| 1063 | |
| 1064 | void |
| 1065 | getmplslabel(char *s, int in) |
| 1066 | { |
| 1067 | sup su = NULL((void *)0); |
| 1068 | const char *errstr; |
| 1069 | u_int32_t label; |
| 1070 | |
| 1071 | label = strtonum(s, 0, MPLS_LABEL_MAX((1 << 20) - 1), &errstr); |
| 1072 | if (errstr) |
| 1073 | errx(1, "bad label: %s is %s", s, errstr); |
| 1074 | if (in) { |
| 1075 | rtm_addrs |= RTA_DST0x1; |
| 1076 | su = &so_dst; |
| 1077 | su->smpls.smpls_label = htonl(label << MPLS_LABEL_OFFSET)(__uint32_t)(__builtin_constant_p(label << 12) ? (__uint32_t )(((__uint32_t)(label << 12) & 0xff) << 24 | ( (__uint32_t)(label << 12) & 0xff00) << 8 | (( __uint32_t)(label << 12) & 0xff0000) >> 8 | ( (__uint32_t)(label << 12) & 0xff000000) >> 24 ) : __swap32md(label << 12)); |
| 1078 | } else { |
| 1079 | rtm_addrs |= RTA_SRC0x100; |
| 1080 | su = &so_src; |
| 1081 | su->smpls.smpls_label = htonl(label << MPLS_LABEL_OFFSET)(__uint32_t)(__builtin_constant_p(label << 12) ? (__uint32_t )(((__uint32_t)(label << 12) & 0xff) << 24 | ( (__uint32_t)(label << 12) & 0xff00) << 8 | (( __uint32_t)(label << 12) & 0xff0000) >> 8 | ( (__uint32_t)(label << 12) & 0xff000000) >> 24 ) : __swap32md(label << 12)); |
| 1082 | } |
| 1083 | |
| 1084 | su->sa.sa_len = sizeof(struct sockaddr_mpls); |
| 1085 | su->sa.sa_family = AF_MPLS33; |
| 1086 | } |
| 1087 | |
| 1088 | int |
| 1089 | prefixlen(int af, char *s) |
| 1090 | { |
| 1091 | const char *errstr; |
| 1092 | int len, q, r; |
| 1093 | int max; |
| 1094 | |
| 1095 | switch (af) { |
| 1096 | case AF_INET2: |
| 1097 | max = sizeof(struct in_addr) * 8; |
| 1098 | break; |
| 1099 | case AF_INET624: |
| 1100 | max = sizeof(struct in6_addr) * 8; |
| 1101 | break; |
| 1102 | default: |
| 1103 | errx(1, "prefixlen is not supported with af %d", af); |
| 1104 | /* NOTREACHED */ |
| 1105 | } |
| 1106 | |
| 1107 | rtm_addrs |= RTA_NETMASK0x4; |
| 1108 | len = strtonum(s, 0, max, &errstr); |
| 1109 | if (errstr) |
| 1110 | errx(1, "prefixlen %s is %s", s, errstr); |
| 1111 | |
| 1112 | q = len >> 3; |
| 1113 | r = len & 7; |
| 1114 | switch (af) { |
| 1115 | case AF_INET2: |
| 1116 | memset(&so_mask, 0, sizeof(so_mask)); |
| 1117 | so_mask.sin.sin_family = AF_INET2; |
| 1118 | so_mask.sin.sin_len = sizeof(struct sockaddr_in); |
| 1119 | if (len != 0) |
| 1120 | so_mask.sin.sin_addr.s_addr = htonl(0xffffffff << (32 - len))(__uint32_t)(__builtin_constant_p(0xffffffff << (32 - len )) ? (__uint32_t)(((__uint32_t)(0xffffffff << (32 - len )) & 0xff) << 24 | ((__uint32_t)(0xffffffff << (32 - len)) & 0xff00) << 8 | ((__uint32_t)(0xffffffff << (32 - len)) & 0xff0000) >> 8 | ((__uint32_t )(0xffffffff << (32 - len)) & 0xff000000) >> 24 ) : __swap32md(0xffffffff << (32 - len))); |
| 1121 | break; |
| 1122 | case AF_INET624: |
| 1123 | so_mask.sin6.sin6_family = AF_INET624; |
| 1124 | so_mask.sin6.sin6_len = sizeof(struct sockaddr_in6); |
| 1125 | memset((void *)&so_mask.sin6.sin6_addr, 0, |
| 1126 | sizeof(so_mask.sin6.sin6_addr)); |
| 1127 | if (q > 0) |
| 1128 | memset((void *)&so_mask.sin6.sin6_addr, 0xff, q); |
| 1129 | if (r > 0) |
| 1130 | *((u_char *)&so_mask.sin6.sin6_addr + q) = |
| 1131 | (0xff00 >> r) & 0xff; |
| 1132 | break; |
| 1133 | } |
| 1134 | return (len == max); |
| 1135 | } |
| 1136 | |
| 1137 | void |
| 1138 | monitor(int argc, char *argv[]) |
| 1139 | { |
| 1140 | int n; |
| 1141 | char msg[2048]; |
| 1142 | time_t now; |
| 1143 | |
| 1144 | verbose = 1; |
| 1145 | for (;;) { |
| 1146 | if ((n = read(s, msg, sizeof(msg))) == -1) { |
| 1147 | if (errno(*__errno()) == EINTR4) |
| 1148 | continue; |
| 1149 | err(1, "read"); |
| 1150 | } |
| 1151 | now = time(NULL((void *)0)); |
| 1152 | printf("got message of size %d on %s", n, ctime(&now)); |
| 1153 | print_rtmsg((struct rt_msghdr *)msg, n); |
| 1154 | } |
| 1155 | } |
| 1156 | |
| 1157 | |
| 1158 | int |
| 1159 | nameserver(int argc, char *argv[]) |
| 1160 | { |
| 1161 | struct rt_msghdr rtm; |
| 1162 | struct sockaddr_rtdns rtdns; |
| 1163 | struct iovec iov[3]; |
| 1164 | struct addrinfo hints, *res; |
| 1165 | struct in_addr ns4[5]; |
| 1166 | struct in6_addr ns6[5]; |
| 1167 | size_t ns4_count = 0, ns6_count = 0; |
| 1168 | long pad = 0; |
| 1169 | unsigned int if_index; |
| 1170 | int error = 0, iovcnt = 0, padlen, i; |
| 1171 | char *if_name, buf[INET6_ADDRSTRLEN46]; |
| 1172 | |
| 1173 | |
| 1174 | argc--; |
| 1175 | argv++; |
| 1176 | if (argc == 0) |
| 1177 | usage(NULL((void *)0)); |
| 1178 | |
| 1179 | if_name = *argv; |
| 1180 | argc--; |
| 1181 | argv++; |
| 1182 | |
| 1183 | if ((if_index = if_nametoindex(if_name)) == 0) |
| 1184 | errx(1, "unknown interface: %s", if_name); |
| 1185 | |
| 1186 | memset(&hints, 0, sizeof(hints)); |
| 1187 | hints.ai_family = AF_UNSPEC0; |
| 1188 | hints.ai_socktype = SOCK_STREAM1; |
| 1189 | hints.ai_flags = AI_NUMERICHOST4 | AI_NUMERICSERV16; |
| 1190 | |
| 1191 | #ifndef nitems |
| 1192 | #define nitems(_a)(sizeof((_a)) / sizeof((_a)[0])) (sizeof((_a)) / sizeof((_a)[0])) |
| 1193 | #endif |
| 1194 | |
| 1195 | for (; argc > 0 && ns4_count + ns6_count < 5; argc--, argv++) { |
| 1196 | error = getaddrinfo(*argv, NULL((void *)0), &hints, &res); |
| 1197 | if (error) { |
| 1198 | errx(1, "%s", gai_strerror(error)); |
| 1199 | } |
| 1200 | if (res == NULL((void *)0)) { |
| 1201 | errx(1, "%s: unknown", *argv); |
| 1202 | } |
| 1203 | |
| 1204 | switch (res->ai_addr->sa_family) { |
| 1205 | case AF_INET2: |
| 1206 | memcpy(&ns4[ns4_count++], |
| 1207 | &((struct sockaddr_in *)res->ai_addr)->sin_addr, |
| 1208 | sizeof(struct in_addr)); |
| 1209 | break; |
| 1210 | case AF_INET624: |
| 1211 | memcpy(&ns6[ns6_count++], |
| 1212 | &((struct sockaddr_in6 *)res->ai_addr)->sin6_addr, |
| 1213 | sizeof(struct in6_addr)); |
| 1214 | break; |
| 1215 | default: |
| 1216 | errx(1, "unknown address family"); |
| 1217 | } |
| 1218 | freeaddrinfo(res); |
| 1219 | } |
| 1220 | |
| 1221 | if (argc > 0) |
| 1222 | warnx("ignoring additional nameservers"); |
| 1223 | |
| 1224 | if (verbose) { |
| 1225 | for (i = 0; i < ns4_count; i++) |
| 1226 | warnx("v4: %s", inet_ntop(AF_INET2, &ns4[i], buf, |
| 1227 | sizeof(buf))); |
| 1228 | for (i = 0; i < ns6_count; i++) |
| 1229 | warnx("v6: %s", inet_ntop(AF_INET624, &ns6[i], buf, |
| 1230 | sizeof(buf))); |
| 1231 | } |
| 1232 | |
| 1233 | memset(&rtm, 0, sizeof(rtm)); |
| 1234 | |
| 1235 | rtm.rtm_version = RTM_VERSION5; |
| 1236 | rtm.rtm_type = RTM_PROPOSAL0x13; |
| 1237 | rtm.rtm_msglen = sizeof(rtm); |
| 1238 | rtm.rtm_tableid = tableid; |
| 1239 | rtm.rtm_index = if_index; |
| 1240 | rtm.rtm_seq = 1; |
| 1241 | rtm.rtm_priority = RTP_PROPOSAL_STATIC57; |
| 1242 | rtm.rtm_addrs = RTA_DNS0x1000; |
| 1243 | rtm.rtm_flags = RTF_UP0x1; |
| 1244 | |
| 1245 | iov[iovcnt].iov_base = &rtm; |
| 1246 | iov[iovcnt++].iov_len = sizeof(rtm); |
| 1247 | |
| 1248 | iov[iovcnt].iov_base = &rtdns; |
| 1249 | iov[iovcnt++].iov_len = sizeof(rtdns); |
| 1250 | rtm.rtm_msglen += sizeof(rtdns); |
| 1251 | |
| 1252 | padlen = ROUNDUP(sizeof(rtdns))((sizeof(rtdns)) > 0 ? (1 + (((sizeof(rtdns)) - 1) | (sizeof (long) - 1))) : sizeof(long)) - sizeof(rtdns); |
| 1253 | if (padlen > 0) { |
| 1254 | iov[iovcnt].iov_base = &pad; |
| 1255 | iov[iovcnt++].iov_len = padlen; |
| 1256 | rtm.rtm_msglen += padlen; |
| 1257 | } |
| 1258 | |
| 1259 | memset(&rtdns, 0, sizeof(rtdns)); |
| 1260 | rtdns.sr_family = AF_INET2; |
| 1261 | rtdns.sr_len = 2 + ns4_count * sizeof(struct in_addr); |
| 1262 | memcpy(rtdns.sr_dns, ns4, rtdns.sr_len - 2); |
| 1263 | |
| 1264 | if (debugonly) |
| 1265 | return (0); |
| 1266 | |
| 1267 | if (writev(s, iov, iovcnt) == -1) { |
| 1268 | warn("failed to send route message"); |
| 1269 | error = 1; |
| 1270 | } |
| 1271 | |
| 1272 | rtm.rtm_seq++; |
| 1273 | |
| 1274 | memset(&rtdns, 0, sizeof(rtdns)); |
| 1275 | rtdns.sr_family = AF_INET624; |
| 1276 | rtdns.sr_len = 2 + ns6_count * sizeof(struct in6_addr); |
| 1277 | memcpy(rtdns.sr_dns, ns6, rtdns.sr_len - 2); |
| 1278 | |
| 1279 | if (writev(s, iov, iovcnt) == -1) { |
| 1280 | warn("failed to send route message"); |
| 1281 | error = 1; |
| 1282 | } |
| 1283 | |
| 1284 | return (error); |
| 1285 | } |
| 1286 | |
| 1287 | struct { |
| 1288 | struct rt_msghdr m_rtm; |
| 1289 | char m_space[512]; |
| 1290 | } m_rtmsg; |
| 1291 | |
| 1292 | int |
| 1293 | rtmsg(int cmd, int flags, int fmask, uint8_t prio) |
| 1294 | { |
| 1295 | static int seq; |
| 1296 | char *cp = m_rtmsg.m_space; |
| 1297 | int l; |
| 1298 | |
| 1299 | #define NEXTADDR(w, u)if (rtm_addrs & (w)) { l = ((u.sa.sa_len) > 0 ? (1 + ( ((u.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof(long)); memcpy (cp, &(u), l); cp += l; if (verbose) sodump(&(u), "u" ); } \ |
| 1300 | if (rtm_addrs & (w)) { \ |
| 1301 | l = ROUNDUP(u.sa.sa_len)((u.sa.sa_len) > 0 ? (1 + (((u.sa.sa_len) - 1) | (sizeof(long ) - 1))) : sizeof(long)); \ |
| 1302 | memcpy(cp, &(u), l); \ |
| 1303 | cp += l; \ |
| 1304 | if (verbose) \ |
| 1305 | sodump(&(u), #u); \ |
| 1306 | } |
| 1307 | |
| 1308 | errno(*__errno()) = 0; |
| 1309 | memset(&m_rtmsg, 0, sizeof(m_rtmsg)); |
| 1310 | if (cmd == 'a') |
| 1311 | cmd = RTM_ADD0x1; |
| 1312 | else if (cmd == 'c') |
| 1313 | cmd = RTM_CHANGE0x3; |
| 1314 | else if (cmd == 'g') { |
| 1315 | cmd = RTM_GET0x4; |
| 1316 | if (so_ifp.sa.sa_family == AF_UNSPEC0) { |
| 1317 | so_ifp.sa.sa_family = AF_LINK18; |
| 1318 | so_ifp.sa.sa_len = sizeof(struct sockaddr_dl); |
| 1319 | rtm_addrs |= RTA_IFP0x10; |
| 1320 | } |
| 1321 | } else if (cmd == 's') { |
| 1322 | cmd = RTM_SOURCE0x16; |
| 1323 | } else |
| 1324 | cmd = RTM_DELETE0x2; |
| 1325 | #define rtm m_rtmsg.m_rtm |
| 1326 | rtm.rtm_type = cmd; |
| 1327 | rtm.rtm_flags = flags; |
| 1328 | rtm.rtm_fmask = fmask; |
| 1329 | rtm.rtm_version = RTM_VERSION5; |
| 1330 | rtm.rtm_seq = ++seq; |
| 1331 | rtm.rtm_addrs = rtm_addrs; |
| 1332 | rtm.rtm_rmx = rt_metrics; |
| 1333 | rtm.rtm_inits = rtm_inits; |
| 1334 | rtm.rtm_tableid = tableid; |
| 1335 | rtm.rtm_priority = prio; |
| 1336 | rtm.rtm_mpls = mpls_flags; |
| 1337 | rtm.rtm_hdrlen = sizeof(rtm); |
| 1338 | |
| 1339 | /* store addresses in ascending order of RTA values */ |
| 1340 | NEXTADDR(RTA_DST, so_dst)if (rtm_addrs & (0x1)) { l = ((so_dst.sa.sa_len) > 0 ? (1 + (((so_dst.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof (long)); memcpy(cp, &(so_dst), l); cp += l; if (verbose) sodump (&(so_dst), "so_dst"); }; |
| 1341 | NEXTADDR(RTA_GATEWAY, so_gate)if (rtm_addrs & (0x2)) { l = ((so_gate.sa.sa_len) > 0 ? (1 + (((so_gate.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof (long)); memcpy(cp, &(so_gate), l); cp += l; if (verbose) sodump(&(so_gate), "so_gate"); }; |
| 1342 | NEXTADDR(RTA_NETMASK, so_mask)if (rtm_addrs & (0x4)) { l = ((so_mask.sa.sa_len) > 0 ? (1 + (((so_mask.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof (long)); memcpy(cp, &(so_mask), l); cp += l; if (verbose) sodump(&(so_mask), "so_mask"); }; |
| 1343 | NEXTADDR(RTA_IFP, so_ifp)if (rtm_addrs & (0x10)) { l = ((so_ifp.sa.sa_len) > 0 ? (1 + (((so_ifp.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof (long)); memcpy(cp, &(so_ifp), l); cp += l; if (verbose) sodump (&(so_ifp), "so_ifp"); }; |
| 1344 | NEXTADDR(RTA_IFA, so_ifa)if (rtm_addrs & (0x20)) { l = ((so_ifa.sa.sa_len) > 0 ? (1 + (((so_ifa.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof (long)); memcpy(cp, &(so_ifa), l); cp += l; if (verbose) sodump (&(so_ifa), "so_ifa"); }; |
| 1345 | NEXTADDR(RTA_SRC, so_src)if (rtm_addrs & (0x100)) { l = ((so_src.sa.sa_len) > 0 ? (1 + (((so_src.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof (long)); memcpy(cp, &(so_src), l); cp += l; if (verbose) sodump (&(so_src), "so_src"); }; |
| 1346 | NEXTADDR(RTA_LABEL, so_label)if (rtm_addrs & (0x400)) { l = ((so_label.sa.sa_len) > 0 ? (1 + (((so_label.sa.sa_len) - 1) | (sizeof(long) - 1))) : sizeof(long)); memcpy(cp, &(so_label), l); cp += l; if ( verbose) sodump(&(so_label), "so_label"); }; |
| 1347 | rtm.rtm_msglen = l = cp - (char *)&m_rtmsg; |
| 1348 | if (verbose) |
| 1349 | print_rtmsg(&rtm, l); |
| 1350 | if (debugonly) |
| 1351 | return (0); |
| 1352 | if (write(s, &m_rtmsg, l) != l) { |
| 1353 | return (-1); |
| 1354 | } |
| 1355 | if (cmd == RTM_GET0x4) { |
| 1356 | do { |
| 1357 | l = read(s, &m_rtmsg, sizeof(m_rtmsg)); |
| 1358 | } while (l > 0 && (rtm.rtm_version != RTM_VERSION5 || |
| 1359 | rtm.rtm_seq != seq || rtm.rtm_pid != pid)); |
| 1360 | if (l == -1) |
| 1361 | warn("read from routing socket"); |
| 1362 | else |
| 1363 | print_getmsg(&rtm, l); |
| 1364 | } |
| 1365 | #undef rtm |
| 1366 | return (0); |
| 1367 | } |
| 1368 | |
| 1369 | char *msgtypes[] = { |
| 1370 | "", |
| 1371 | "RTM_ADD: Add Route", |
| 1372 | "RTM_DELETE: Delete Route", |
| 1373 | "RTM_CHANGE: Change Metrics or flags", |
| 1374 | "RTM_GET: Report Metrics", |
| 1375 | "RTM_LOSING: Kernel Suspects Partitioning", |
| 1376 | "RTM_REDIRECT: Told to use different route", |
| 1377 | "RTM_MISS: Lookup failed on this address", |
| 1378 | "", |
| 1379 | "", |
| 1380 | "", |
| 1381 | "RTM_RESOLVE: Route created by cloning", |
| 1382 | "RTM_NEWADDR: address being added to iface", |
| 1383 | "RTM_DELADDR: address being removed from iface", |
| 1384 | "RTM_IFINFO: iface status change", |
| 1385 | "RTM_IFANNOUNCE: iface arrival/departure", |
| 1386 | "RTM_DESYNC: route socket overflow", |
| 1387 | "RTM_INVALIDATE: invalidate cache of L2 route", |
| 1388 | "RTM_BFD: bidirectional forwarding detection", |
| 1389 | "RTM_PROPOSAL: config proposal", |
| 1390 | "RTM_CHGADDRATTR: address attributes being changed", |
| 1391 | "RTM_80211INFO: 802.11 iface status change" |
| 1392 | }; |
| 1393 | |
| 1394 | char metricnames[] = |
| 1395 | "\011priority\010rttvar\7rtt\6ssthresh\5sendpipe\4recvpipe\3expire\2hopcount\1mtu"; |
| 1396 | char routeflags[] = |
| 1397 | "\1UP\2GATEWAY\3HOST\4REJECT\5DYNAMIC\6MODIFIED\7DONE\010XMASK_PRESENT" |
| 1398 | "\011CLONING\012MULTICAST\013LLINFO\014STATIC\015BLACKHOLE\016PROTO3\017PROTO2" |
| 1399 | "\020PROTO1\021CLONED\022CACHED\023MPATH\025MPLS\026LOCAL\027BROADCAST" |
| 1400 | "\030CONNECTED\031BFD"; |
| 1401 | char ifnetflags[] = |
| 1402 | "\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5PTP\6STATICARP\7RUNNING\010NOARP\011PPROMISC" |
| 1403 | "\012ALLMULTI\013OACTIVE\014SIMPLEX\015LINK0\016LINK1\017LINK2\020MULTICAST" |
| 1404 | "\23AUTOCONF6TEMP\24MPLS\25WOL\26AUTOCONF6\27INET6_NOSOII\30AUTOCONF4"; |
| 1405 | char addrnames[] = |
| 1406 | "\1DST\2GATEWAY\3NETMASK\4GENMASK\5IFP\6IFA\7AUTHOR\010BRD\011SRC\012SRCMASK\013LABEL\014BFD\015DNS\016STATIC\017SEARCH"; |
| 1407 | char ieee80211flags[] = |
| 1408 | "\1ASCAN\2SIBSS\011WEPON\012IBSSON\013PMGTON\014DESBSSID\016ROAMING" |
| 1409 | "\020TXPOW_FIXED\021TXPOW_AUTO\022SHSLOT\023SHPREAMBLE\024QOS" |
| 1410 | "\025USEPROT\026RSNON\027PSK\030COUNTERM\031MFPR\032HTON\033PBAR" |
| 1411 | "\034BGSCAN\035AUTO_JOIN\036VHTON"; |
| 1412 | char ieee80211xflags[] = |
| 1413 | "\1TX_MGMT_ONLY"; |
| 1414 | |
| 1415 | const char * |
| 1416 | get_linkstate(int mt, int link_state) |
| 1417 | { |
| 1418 | const struct if_status_description *p; |
| 1419 | static char buf[8]; |
| 1420 | |
| 1421 | for (p = if_status_descriptions; p->ifs_string != NULL((void *)0); p++) { |
| 1422 | if (LINK_STATE_DESC_MATCH(p, mt, link_state)(((p)->ifs_type == (mt) || (p)->ifs_type == 0) && (p)->ifs_state == (link_state))) |
| 1423 | return (p->ifs_string); |
| 1424 | } |
| 1425 | snprintf(buf, sizeof(buf), "[#%d]", link_state); |
| 1426 | return buf; |
| 1427 | } |
| 1428 | |
| 1429 | void |
| 1430 | print_rtmsg(struct rt_msghdr *rtm, int msglen) |
| 1431 | { |
| 1432 | long long relative_expire; |
| 1433 | struct if_msghdr *ifm; |
| 1434 | struct ifa_msghdr *ifam; |
| 1435 | struct if_announcemsghdr *ifan; |
| 1436 | char ifname[IF_NAMESIZE16]; |
| 1437 | |
| 1438 | if (verbose == 0) |
| 1439 | return; |
| 1440 | if (rtm->rtm_version != RTM_VERSION5) { |
| 1441 | warnx("routing message version %u not understood", |
| 1442 | rtm->rtm_version); |
| 1443 | return; |
| 1444 | } |
| 1445 | if (rtm->rtm_type > 0 && |
| 1446 | rtm->rtm_type < sizeof(msgtypes)/sizeof(msgtypes[0])) |
| 1447 | printf("%s", msgtypes[rtm->rtm_type]); |
| 1448 | else |
| 1449 | printf("[rtm_type %u out of range]", rtm->rtm_type); |
| 1450 | |
| 1451 | printf(": len %u", rtm->rtm_msglen); |
| 1452 | switch (rtm->rtm_type) { |
| 1453 | case RTM_DESYNC0x10: |
| 1454 | printf("\n"); |
| 1455 | break; |
| 1456 | case RTM_IFINFO0xe: |
| 1457 | ifm = (struct if_msghdr *)rtm; |
| 1458 | printf(", if# %u, ", ifm->ifm_index); |
| 1459 | if (if_indextoname(ifm->ifm_index, ifname) != NULL((void *)0)) |
| 1460 | printf("name %s, ", ifname); |
| 1461 | printf("link: %s, mtu: %u, flags:", |
| 1462 | get_linkstate(ifm->ifm_data.ifi_type, |
| 1463 | ifm->ifm_data.ifi_link_state), |
| 1464 | ifm->ifm_data.ifi_mtu); |
| 1465 | bprintf(stdout(&__sF[1]), ifm->ifm_flags | (ifm->ifm_xflags << 16), |
| 1466 | ifnetflags); |
| 1467 | pmsg_addrs((char *)ifm + ifm->ifm_hdrlen, ifm->ifm_addrs); |
| 1468 | break; |
| 1469 | case RTM_80211INFO0x15: |
| 1470 | printf(", if# %u, ", rtm->rtm_index); |
| 1471 | if (if_indextoname(rtm->rtm_index, ifname) != NULL((void *)0)) |
| 1472 | printf("name %s, ", ifname); |
| 1473 | print_80211info((struct if_ieee80211_msghdr *)rtm); |
| 1474 | break; |
| 1475 | case RTM_NEWADDR0xc: |
| 1476 | case RTM_DELADDR0xd: |
| 1477 | case RTM_CHGADDRATTR0x14: |
| 1478 | ifam = (struct ifa_msghdr *)rtm; |
| 1479 | printf(", if# %u, ", ifam->ifam_index); |
| 1480 | if (if_indextoname(ifam->ifam_index, ifname) != NULL((void *)0)) |
| 1481 | printf("name %s, ", ifname); |
| 1482 | printf("metric %d, flags:", ifam->ifam_metric); |
| 1483 | bprintf(stdout(&__sF[1]), ifam->ifam_flags, routeflags); |
| 1484 | pmsg_addrs((char *)ifam + ifam->ifam_hdrlen, ifam->ifam_addrs); |
| 1485 | break; |
| 1486 | case RTM_IFANNOUNCE0xf: |
| 1487 | ifan = (struct if_announcemsghdr *)rtm; |
| 1488 | printf(", if# %u, name %s, what: ", |
| 1489 | ifan->ifan_index, ifan->ifan_name); |
| 1490 | switch (ifan->ifan_what) { |
| 1491 | case IFAN_ARRIVAL0: |
| 1492 | printf("arrival"); |
| 1493 | break; |
| 1494 | case IFAN_DEPARTURE1: |
| 1495 | printf("departure"); |
| 1496 | break; |
| 1497 | default: |
| 1498 | printf("#%u", ifan->ifan_what); |
| 1499 | break; |
| 1500 | } |
| 1501 | printf("\n"); |
| 1502 | break; |
| 1503 | #ifdef BFD1 |
| 1504 | case RTM_BFD0x12: |
| 1505 | print_bfdmsg(rtm); |
| 1506 | break; |
| 1507 | #endif |
| 1508 | case RTM_PROPOSAL0x13: |
| 1509 | printf(", source "); |
| 1510 | switch (rtm->rtm_priority) { |
| 1511 | case RTP_PROPOSAL_STATIC57: |
| 1512 | printf("static"); |
| 1513 | break; |
| 1514 | case RTP_PROPOSAL_DHCLIENT58: |
| 1515 | printf("dhcp"); |
| 1516 | break; |
| 1517 | case RTP_PROPOSAL_SLAAC59: |
| 1518 | printf("slaac"); |
| 1519 | break; |
| 1520 | case RTP_PROPOSAL_UMB60: |
| 1521 | printf("umb"); |
| 1522 | break; |
| 1523 | case RTP_PROPOSAL_PPP61: |
| 1524 | printf("ppp"); |
| 1525 | break; |
| 1526 | case RTP_PROPOSAL_SOLICIT62: |
| 1527 | printf("solicit"); |
| 1528 | break; |
| 1529 | default: |
| 1530 | printf("unknown"); |
| 1531 | break; |
| 1532 | } |
| 1533 | printf(", table %u, if# %u, ", |
| 1534 | rtm->rtm_tableid, rtm->rtm_index); |
| 1535 | if (if_indextoname(rtm->rtm_index, ifname) != NULL((void *)0)) |
| 1536 | printf("name %s, ", ifname); |
| 1537 | printf("pid: %ld, seq %d, errno %d\nflags:", |
| 1538 | (long)rtm->rtm_pid, rtm->rtm_seq, rtm->rtm_errno); |
| 1539 | bprintf(stdout(&__sF[1]), rtm->rtm_flags, routeflags); |
| 1540 | printf("\nfmask:"); |
| 1541 | bprintf(stdout(&__sF[1]), rtm->rtm_fmask, routeflags); |
| 1542 | if (verbose) { |
| 1543 | #define lock(f) ((rtm->rtm_rmx.rmx_locks & __CONCAT(RTV_,f)RTV_f) ? 'L' : ' ') |
| 1544 | relative_expire = rtm->rtm_rmx.rmx_expire ? |
| 1545 | rtm->rtm_rmx.rmx_expire - time(NULL((void *)0)) : 0; |
| 1546 | printf("\nuse: %8llu mtu: %8u%c expire: %8lld%c", |
| 1547 | rtm->rtm_rmx.rmx_pksent, |
| 1548 | rtm->rtm_rmx.rmx_mtu, lock(MTU), |
| 1549 | relative_expire, lock(EXPIRE)); |
| 1550 | #undef lock |
| 1551 | } |
| 1552 | printf("\nlocks: "); |
| 1553 | bprintf(stdout(&__sF[1]), rtm->rtm_rmx.rmx_locks, metricnames); |
| 1554 | printf(" inits: "); |
| 1555 | bprintf(stdout(&__sF[1]), rtm->rtm_inits, metricnames); |
| 1556 | pmsg_addrs(((char *)rtm + rtm->rtm_hdrlen), |
| 1557 | rtm->rtm_addrs & ~(RTA_STATIC0x2000 | RTA_SEARCH0x4000 | RTA_DNS0x1000)); |
| 1558 | |
| 1559 | if(!(rtm->rtm_addrs & (RTA_STATIC0x2000 | RTA_SEARCH0x4000 | RTA_DNS0x1000))) |
| 1560 | break; |
| 1561 | |
| 1562 | printf("proposals: "); |
| 1563 | bprintf(stdout(&__sF[1]), rtm->rtm_addrs & (RTA_STATIC0x2000 | RTA_SEARCH0x4000 | |
| 1564 | RTA_DNS0x1000), addrnames); |
| 1565 | putchar('\n')(!__isthreaded ? __sputc('\n', (&__sF[1])) : (putc)('\n', (&__sF[1]))); |
| 1566 | |
| 1567 | if (rtm->rtm_addrs & RTA_STATIC0x2000) { |
| 1568 | char *next = (char *)rtm + rtm->rtm_hdrlen; |
| 1569 | struct sockaddr *sa, *rti_info[RTAX_MAX15]; |
| 1570 | struct sockaddr_rtstatic *rtstatic; |
| 1571 | sa = (struct sockaddr *)next; |
| 1572 | get_rtaddrs(rtm->rtm_addrs, sa, rti_info); |
| 1573 | rtstatic = (struct sockaddr_rtstatic *) |
| 1574 | rti_info[RTAX_STATIC13]; |
| 1575 | if (rtstatic != NULL((void *)0)) |
| 1576 | print_rtstatic(rtstatic); |
| 1577 | } |
| 1578 | |
| 1579 | if (rtm->rtm_addrs & RTA_SEARCH0x4000) { |
| 1580 | char *next = (char *)rtm + rtm->rtm_hdrlen; |
| 1581 | struct sockaddr *sa, *rti_info[RTAX_MAX15]; |
| 1582 | struct sockaddr_rtsearch *rtsearch; |
| 1583 | sa = (struct sockaddr *)next; |
| 1584 | get_rtaddrs(rtm->rtm_addrs, sa, rti_info); |
| 1585 | rtsearch = (struct sockaddr_rtsearch *) |
| 1586 | rti_info[RTAX_SEARCH14]; |
| 1587 | if (rtsearch != NULL((void *)0)) |
| 1588 | print_rtsearch(rtsearch); |
| 1589 | } |
| 1590 | |
| 1591 | if (rtm->rtm_addrs & RTA_DNS0x1000) { |
| 1592 | char *next = (char *)rtm + rtm->rtm_hdrlen; |
| 1593 | struct sockaddr *sa, *rti_info[RTAX_MAX15]; |
| 1594 | struct sockaddr_rtdns *rtdns; |
| 1595 | sa = (struct sockaddr *)next; |
| 1596 | get_rtaddrs(rtm->rtm_addrs, sa, rti_info); |
| 1597 | rtdns = (struct sockaddr_rtdns *)rti_info[RTAX_DNS12]; |
| 1598 | if (rtdns != NULL((void *)0)) |
| 1599 | print_rtdns(rtdns); |
| 1600 | } |
| 1601 | putchar('\n')(!__isthreaded ? __sputc('\n', (&__sF[1])) : (putc)('\n', (&__sF[1]))); |
| 1602 | break; |
| 1603 | default: |
| 1604 | printf(", priority %u, table %u, if# %u, ", |
| 1605 | rtm->rtm_priority, rtm->rtm_tableid, rtm->rtm_index); |
| 1606 | if (if_indextoname(rtm->rtm_index, ifname) != NULL((void *)0)) |
| 1607 | printf("name %s, ", ifname); |
| 1608 | printf("pid: %ld, seq %d, errno %d\nflags:", |
| 1609 | (long)rtm->rtm_pid, rtm->rtm_seq, rtm->rtm_errno); |
| 1610 | bprintf(stdout(&__sF[1]), rtm->rtm_flags, routeflags); |
| 1611 | printf("\nfmask:"); |
| 1612 | bprintf(stdout(&__sF[1]), rtm->rtm_fmask, routeflags); |
| 1613 | if (verbose) { |
| 1614 | #define lock(f) ((rtm->rtm_rmx.rmx_locks & __CONCAT(RTV_,f)RTV_f) ? 'L' : ' ') |
| 1615 | relative_expire = rtm->rtm_rmx.rmx_expire ? |
| 1616 | rtm->rtm_rmx.rmx_expire - time(NULL((void *)0)) : 0; |
| 1617 | printf("\nuse: %8llu mtu: %8u%c expire: %8lld%c", |
| 1618 | rtm->rtm_rmx.rmx_pksent, |
| 1619 | rtm->rtm_rmx.rmx_mtu, lock(MTU), |
| 1620 | relative_expire, lock(EXPIRE)); |
| 1621 | #undef lock |
| 1622 | } |
| 1623 | pmsg_common(rtm); |
| 1624 | } |
| 1625 | } |
| 1626 | |
| 1627 | char * |
| 1628 | priorityname(uint8_t prio) |
| 1629 | { |
| 1630 | switch (prio) { |
| 1631 | case RTP_NONE0: |
| 1632 | return ("none"); |
| 1633 | case RTP_LOCAL1: |
| 1634 | return ("local"); |
| 1635 | case RTP_CONNECTED4: |
| 1636 | return ("connected"); |
| 1637 | case RTP_STATIC8: |
| 1638 | return ("static"); |
| 1639 | case RTP_OSPF32: |
| 1640 | return ("ospf"); |
| 1641 | case RTP_ISIS36: |
| 1642 | return ("is-is"); |
| 1643 | case RTP_RIP40: |
| 1644 | return ("rip"); |
| 1645 | case RTP_BGP48: |
| 1646 | return ("bgp"); |
| 1647 | case RTP_DEFAULT56: |
| 1648 | return ("default"); |
| 1649 | default: |
| 1650 | return (""); |
| 1651 | } |
| 1652 | } |
| 1653 | |
| 1654 | uint8_t |
| 1655 | getpriority(char *priostr) |
| 1656 | { |
| 1657 | const char *errstr; |
| 1658 | uint8_t prio; |
| 1659 | |
| 1660 | switch (keyword(priostr)) { |
| 1661 | case K_LOCAL: |
| 1662 | prio = RTP_LOCAL1; |
| 1663 | break; |
| 1664 | case K_CONNECTED: |
| 1665 | prio = RTP_CONNECTED4; |
| 1666 | break; |
| 1667 | case K_STATIC: |
| 1668 | prio = RTP_STATIC8; |
| 1669 | break; |
| 1670 | case K_OSPF: |
| 1671 | prio = RTP_OSPF32; |
| 1672 | break; |
| 1673 | case K_RIP: |
| 1674 | prio = RTP_RIP40; |
| 1675 | break; |
| 1676 | case K_BGP: |
| 1677 | prio = RTP_BGP48; |
| 1678 | break; |
| 1679 | default: |
| 1680 | prio = strtonum(priostr, -RTP_MAX63, RTP_MAX63, &errstr); |
| 1681 | if (errstr) |
| 1682 | errx(1, "priority is %s: %s", errstr, priostr); |
| 1683 | } |
| 1684 | |
| 1685 | return (prio); |
| 1686 | } |
| 1687 | |
| 1688 | void |
| 1689 | print_getmsg(struct rt_msghdr *rtm, int msglen) |
| 1690 | { |
| 1691 | long long relative_expire; |
| 1692 | struct sockaddr *dst = NULL((void *)0), *gate = NULL((void *)0), *mask = NULL((void *)0), *ifa = NULL((void *)0); |
| 1693 | struct sockaddr_dl *ifp = NULL((void *)0); |
| 1694 | struct sockaddr_rtlabel *sa_rl = NULL((void *)0); |
| 1695 | #ifdef BFD1 |
| 1696 | struct sockaddr_bfd *sa_bfd = NULL((void *)0); |
| 1697 | #endif |
| 1698 | struct sockaddr *mpls = NULL((void *)0); |
| 1699 | struct sockaddr *sa; |
| 1700 | char *cp; |
| 1701 | int i; |
| 1702 | |
| 1703 | printf(" route to: %s\n", routename(&so_dst.sa)); |
| 1704 | if (rtm->rtm_version != RTM_VERSION5) { |
| 1705 | warnx("routing message version %u not understood", |
| 1706 | rtm->rtm_version); |
| 1707 | return; |
| 1708 | } |
| 1709 | if (rtm->rtm_msglen > msglen) |
| 1710 | warnx("message length mismatch, in packet %u, returned %d", |
| 1711 | rtm->rtm_msglen, msglen); |
| 1712 | if (rtm->rtm_errno) { |
| 1713 | warnx("RTM_GET: %s (errno %d)", |
| 1714 | strerror(rtm->rtm_errno), rtm->rtm_errno); |
| 1715 | return; |
| 1716 | } |
| 1717 | cp = ((char *)rtm + rtm->rtm_hdrlen); |
| 1718 | if (rtm->rtm_addrs) |
| 1719 | for (i = 1; i; i <<= 1) |
| 1720 | if (i & rtm->rtm_addrs) { |
| 1721 | sa = (struct sockaddr *)cp; |
| 1722 | switch (i) { |
| 1723 | case RTA_DST0x1: |
| 1724 | dst = sa; |
| 1725 | break; |
| 1726 | case RTA_GATEWAY0x2: |
| 1727 | gate = sa; |
| 1728 | break; |
| 1729 | case RTA_NETMASK0x4: |
| 1730 | mask = sa; |
| 1731 | break; |
| 1732 | case RTA_IFA0x20: |
| 1733 | ifa = sa; |
| 1734 | break; |
| 1735 | case RTA_IFP0x10: |
| 1736 | if (sa->sa_family == AF_LINK18 && |
| 1737 | ((struct sockaddr_dl *)sa)->sdl_nlen) |
| 1738 | ifp = (struct sockaddr_dl *)sa; |
| 1739 | break; |
| 1740 | case RTA_SRC0x100: |
| 1741 | mpls = sa; |
| 1742 | break; |
| 1743 | case RTA_LABEL0x400: |
| 1744 | sa_rl = (struct sockaddr_rtlabel *)sa; |
| 1745 | break; |
| 1746 | #ifdef BFD1 |
| 1747 | case RTA_BFD0x800: |
| 1748 | sa_bfd = (struct sockaddr_bfd *)sa; |
| 1749 | break; |
| 1750 | #endif |
| 1751 | } |
| 1752 | ADVANCE(cp, sa)(cp += (((sa)->sa_len) > 0 ? (1 + ((((sa)->sa_len) - 1) | (sizeof(long) - 1))) : sizeof(long))); |
| 1753 | } |
| 1754 | if (dst && mask) |
| 1755 | mask->sa_family = dst->sa_family; /* XXX */ |
| 1756 | if (dst) |
| 1757 | printf("destination: %s\n", routename(dst)); |
| 1758 | if (mask) { |
| 1759 | int savenflag = nflag; |
| 1760 | |
| 1761 | nflag = 1; |
| 1762 | printf(" mask: %s\n", routename(mask)); |
| 1763 | nflag = savenflag; |
| 1764 | } |
| 1765 | if (gate && rtm->rtm_flags & RTF_GATEWAY0x2) |
| 1766 | printf(" gateway: %s\n", routename(gate)); |
| 1767 | if (ifp) |
| 1768 | printf(" interface: %.*s\n", |
| 1769 | ifp->sdl_nlen, ifp->sdl_data); |
| 1770 | if (ifa) |
| 1771 | printf(" if address: %s\n", routename(ifa)); |
| 1772 | if (mpls) { |
| 1773 | printf(" mpls label: %s %s\n", mpls_op(rtm->rtm_mpls), |
| 1774 | routename(mpls)); |
| 1775 | } |
| 1776 | printf(" priority: %u (%s)\n", rtm->rtm_priority, |
| 1777 | priorityname(rtm->rtm_priority)); |
| 1778 | printf(" flags: "); |
| 1779 | bprintf(stdout(&__sF[1]), rtm->rtm_flags, routeflags); |
| 1780 | printf("\n"); |
| 1781 | if (sa_rl != NULL((void *)0)) |
| 1782 | printf(" label: %s\n", sa_rl->sr_label); |
| 1783 | #ifdef BFD1 |
| 1784 | if (sa_bfd) |
| 1785 | print_sabfd(sa_bfd, rtm->rtm_fmask); |
| 1786 | #endif |
| 1787 | |
| 1788 | #define lock(f) ((rtm->rtm_rmx.rmx_locks & __CONCAT(RTV_,f)RTV_f) ? 'L' : ' ') |
| 1789 | relative_expire = rtm->rtm_rmx.rmx_expire ? |
| 1790 | rtm->rtm_rmx.rmx_expire - time(NULL((void *)0)) : 0; |
| 1791 | printf(" use mtu expire\n"); |
| 1792 | printf("%8llu %8u%c %8lld%c\n", |
| 1793 | rtm->rtm_rmx.rmx_pksent, |
| 1794 | rtm->rtm_rmx.rmx_mtu, lock(MTU), |
| 1795 | relative_expire, lock(EXPIRE)); |
| 1796 | #undef lock |
| 1797 | #define RTA_IGN (RTA_DST0x1|RTA_GATEWAY0x2|RTA_NETMASK0x4|RTA_IFP0x10|RTA_IFA0x20|RTA_BRD0x80) |
| 1798 | if (verbose) |
| 1799 | pmsg_common(rtm); |
| 1800 | else if (rtm->rtm_addrs &~ RTA_IGN) { |
| 1801 | printf("sockaddrs: "); |
| 1802 | bprintf(stdout(&__sF[1]), rtm->rtm_addrs, addrnames); |
| 1803 | putchar('\n')(!__isthreaded ? __sputc('\n', (&__sF[1])) : (putc)('\n', (&__sF[1]))); |
| 1804 | } |
| 1805 | #undef RTA_IGN |
| 1806 | } |
| 1807 | |
| 1808 | #ifdef BFD1 |
| 1809 | const char * |
| 1810 | bfd_state(unsigned int state) |
| 1811 | { |
| 1812 | switch (state) { |
| 1813 | case BFD_STATE_ADMINDOWN0: |
| 1814 | return("admindown"); |
| 1815 | break; |
| 1816 | case BFD_STATE_DOWN1: |
| 1817 | return("down"); |
| 1818 | break; |
| 1819 | case BFD_STATE_INIT2: |
| 1820 | return("init"); |
| 1821 | break; |
| 1822 | case BFD_STATE_UP3: |
| 1823 | return("up"); |
| 1824 | break; |
| 1825 | } |
| 1826 | return "invalid"; |
| 1827 | } |
| 1828 | |
| 1829 | const char * |
| 1830 | bfd_diag(unsigned int diag) |
| 1831 | { |
| 1832 | switch (diag) { |
| 1833 | case BFD_DIAG_NONE0: |
| 1834 | return("none"); |
| 1835 | break; |
| 1836 | case BFD_DIAG_EXPIRED1: |
| 1837 | return("expired"); |
| 1838 | break; |
| 1839 | case BFD_DIAG_ECHO_FAILED2: |
| 1840 | return("echo-failed"); |
| 1841 | break; |
| 1842 | case BFD_DIAG_NEIGHBOR_SIGDOWN3: |
| 1843 | return("neighbor-down"); |
| 1844 | break; |
| 1845 | case BFD_DIAG_FIB_RESET4: |
| 1846 | return("fib-reset"); |
| 1847 | break; |
| 1848 | case BFD_DIAG_PATH_DOWN5: |
| 1849 | return("path-down"); |
| 1850 | break; |
| 1851 | case BFD_DIAG_CONCAT_PATH_DOWN6: |
| 1852 | return("concat-path-down"); |
| 1853 | break; |
| 1854 | case BFD_DIAG_ADMIN_DOWN7: |
| 1855 | return("admindown"); |
| 1856 | break; |
| 1857 | case BFD_DIAG_CONCAT_REVERSE_DOWN8: |
| 1858 | return("concat-reverse-down"); |
| 1859 | break; |
| 1860 | } |
| 1861 | return "invalid"; |
| 1862 | } |
| 1863 | |
| 1864 | const char * |
| 1865 | bfd_calc_uptime(time_t time) |
| 1866 | { |
| 1867 | static char buf[256]; |
| 1868 | struct tm *tp; |
| 1869 | const char *fmt; |
| 1870 | |
| 1871 | if (time > 2*86400) |
| 1872 | fmt = "%dd%kh%Mm%Ss"; |
| 1873 | else if (time > 2*3600) |
| 1874 | fmt = "%kh%Mm%Ss"; |
| 1875 | else if (time > 2*60) |
| 1876 | fmt = "%Mm%Ss"; |
| 1877 | else |
| 1878 | fmt = "%Ss"; |
| 1879 | |
| 1880 | tp = localtime(&time); |
| 1881 | (void)strftime(buf, sizeof(buf), fmt, tp); |
| 1882 | return (buf); |
| 1883 | } |
| 1884 | |
| 1885 | void |
| 1886 | print_bfdmsg(struct rt_msghdr *rtm) |
| 1887 | { |
| 1888 | struct bfd_msghdr *bfdm = (struct bfd_msghdr *)rtm; |
| 1889 | |
| 1890 | printf("\n"); |
| 1891 | print_sabfd(&bfdm->bm_sa, rtm->rtm_fmask); |
| 1892 | pmsg_addrs(((char *)rtm + rtm->rtm_hdrlen), rtm->rtm_addrs); |
| 1893 | } |
| 1894 | |
| 1895 | void |
| 1896 | print_sabfd(struct sockaddr_bfd *sa_bfd, int fmask) |
| 1897 | { |
| 1898 | struct timeval tv; |
| 1899 | |
| 1900 | gettimeofday(&tv, NULL((void *)0)); |
| 1901 | |
| 1902 | printf(" BFD:"); |
| 1903 | |
| 1904 | /* only show the state, unless verbose or -bfd */ |
| 1905 | if (!verbose && ((fmask & RTF_BFD0x1000000) != RTF_BFD0x1000000)) { |
| 1906 | printf(" %s\n", bfd_state(sa_bfd->bs_state)); |
| 1907 | return; |
| 1908 | } |
| 1909 | |
| 1910 | switch (sa_bfd->bs_mode) { |
| 1911 | case BFD_MODE_ASYNC1: |
| 1912 | printf(" async"); |
| 1913 | break; |
| 1914 | case BFD_MODE_DEMAND2: |
| 1915 | printf(" demand"); |
| 1916 | break; |
| 1917 | default: |
| 1918 | printf(" unknown %u", sa_bfd->bs_mode); |
| 1919 | break; |
| 1920 | } |
| 1921 | |
| 1922 | printf(" state %s", bfd_state(sa_bfd->bs_state)); |
| 1923 | printf(" remote %s", bfd_state(sa_bfd->bs_remotestate)); |
| 1924 | printf(" laststate %s", bfd_state(sa_bfd->bs_laststate)); |
| 1925 | |
| 1926 | printf(" error %u", sa_bfd->bs_error); |
| 1927 | printf("\n "); |
| 1928 | printf(" diag %s", bfd_diag(sa_bfd->bs_localdiag)); |
| 1929 | printf(" remote %s", bfd_diag(sa_bfd->bs_remotediag)); |
| 1930 | printf("\n "); |
| 1931 | printf(" discr %u", sa_bfd->bs_localdiscr); |
| 1932 | printf(" remote %u", sa_bfd->bs_remotediscr); |
| 1933 | printf("\n "); |
| 1934 | printf(" uptime %s", bfd_calc_uptime(tv.tv_sec - sa_bfd->bs_uptime)); |
| 1935 | if (sa_bfd->bs_lastuptime) |
| 1936 | printf(" last state time %s", |
| 1937 | bfd_calc_uptime(sa_bfd->bs_lastuptime)); |
| 1938 | printf("\n "); |
| 1939 | printf(" mintx %u", sa_bfd->bs_mintx); |
| 1940 | printf(" minrx %u", sa_bfd->bs_minrx); |
| 1941 | printf(" minecho %u", sa_bfd->bs_minecho); |
| 1942 | printf(" multiplier %u", sa_bfd->bs_multiplier); |
| 1943 | printf("\n"); |
| 1944 | } |
| 1945 | #endif /* BFD */ |
| 1946 | |
| 1947 | void |
| 1948 | pmsg_common(struct rt_msghdr *rtm) |
| 1949 | { |
| 1950 | printf("\nlocks: "); |
| 1951 | bprintf(stdout(&__sF[1]), rtm->rtm_rmx.rmx_locks, metricnames); |
| 1952 | printf(" inits: "); |
| 1953 | bprintf(stdout(&__sF[1]), rtm->rtm_inits, metricnames); |
| 1954 | pmsg_addrs(((char *)rtm + rtm->rtm_hdrlen), rtm->rtm_addrs); |
| 1955 | } |
| 1956 | |
| 1957 | void |
| 1958 | pmsg_addrs(char *cp, int addrs) |
| 1959 | { |
| 1960 | struct sockaddr *sa; |
| 1961 | int family = AF_UNSPEC0; |
| 1962 | int i; |
| 1963 | char *p; |
| 1964 | |
| 1965 | if (addrs != 0) { |
| 1966 | printf("\nsockaddrs: "); |
| 1967 | bprintf(stdout(&__sF[1]), addrs, addrnames); |
| 1968 | putchar('\n')(!__isthreaded ? __sputc('\n', (&__sF[1])) : (putc)('\n', (&__sF[1]))); |
| 1969 | /* first run, search for address family */ |
| 1970 | p = cp; |
| 1971 | for (i = 1; i; i <<= 1) |
| 1972 | if (i & addrs) { |
| 1973 | sa = (struct sockaddr *)p; |
| 1974 | if (family == AF_UNSPEC0) |
| 1975 | switch (i) { |
| 1976 | case RTA_DST0x1: |
| 1977 | case RTA_IFA0x20: |
| 1978 | family = sa->sa_family; |
| 1979 | } |
| 1980 | ADVANCE(p, sa)(p += (((sa)->sa_len) > 0 ? (1 + ((((sa)->sa_len) - 1 ) | (sizeof(long) - 1))) : sizeof(long))); |
| 1981 | } |
| 1982 | /* second run, set address family for mask and print */ |
| 1983 | p = cp; |
| 1984 | for (i = 1; i; i <<= 1) |
| 1985 | if (i & addrs) { |
| 1986 | sa = (struct sockaddr *)p; |
| 1987 | if (family != AF_UNSPEC0) |
| 1988 | switch (i) { |
| 1989 | case RTA_NETMASK0x4: |
| 1990 | sa->sa_family = family; |
| 1991 | } |
| 1992 | printf(" %s", routename(sa)); |
| 1993 | ADVANCE(p, sa)(p += (((sa)->sa_len) > 0 ? (1 + ((((sa)->sa_len) - 1 ) | (sizeof(long) - 1))) : sizeof(long))); |
| 1994 | } |
| 1995 | } |
| 1996 | putchar('\n')(!__isthreaded ? __sputc('\n', (&__sF[1])) : (putc)('\n', (&__sF[1]))); |
| 1997 | fflush(stdout(&__sF[1])); |
| 1998 | } |
| 1999 | |
| 2000 | void |
| 2001 | bprintf(FILE *fp, int b, char *s) |
| 2002 | { |
| 2003 | int i; |
| 2004 | int gotsome = 0; |
| 2005 | |
| 2006 | if (b == 0) |
| 2007 | return; |
| 2008 | while ((i = *s++)) { |
| 2009 | if ((b & (1 << (i-1)))) { |
| 2010 | if (gotsome == 0) |
| 2011 | i = '<'; |
| 2012 | else |
| 2013 | i = ','; |
| 2014 | putc(i, fp)(!__isthreaded ? __sputc(i, fp) : (putc)(i, fp)); |
| 2015 | gotsome = 1; |
| 2016 | for (; (i = *s) > 32; s++) |
| 2017 | putc(i, fp)(!__isthreaded ? __sputc(i, fp) : (putc)(i, fp)); |
| 2018 | } else |
| 2019 | while (*s > 32) |
| 2020 | s++; |
| 2021 | } |
| 2022 | if (gotsome) |
| 2023 | putc('>', fp)(!__isthreaded ? __sputc('>', fp) : (putc)('>', fp)); |
| 2024 | } |
| 2025 | |
| 2026 | int |
| 2027 | keycmp(const void *key, const void *kt) |
| 2028 | { |
| 2029 | return (strcmp(key, ((struct keytab *)kt)->kt_cp)); |
| 2030 | } |
| 2031 | |
| 2032 | int |
| 2033 | keyword(char *cp) |
| 2034 | { |
| 2035 | struct keytab *kt; |
| 2036 | |
| 2037 | kt = bsearch(cp, keywords, sizeof(keywords)/sizeof(keywords[0]), |
| 2038 | sizeof(keywords[0]), keycmp); |
| 2039 | if (!kt) |
| 2040 | return (0); |
| 2041 | |
| 2042 | return (kt->kt_i); |
| 2043 | } |
| 2044 | |
| 2045 | void |
| 2046 | sodump(sup su, char *which) |
| 2047 | { |
| 2048 | switch (su->sa.sa_family) { |
| 2049 | case AF_LINK18: |
| 2050 | printf("%s: link %s; ", which, link_ntoa(&su->sdl)); |
| 2051 | break; |
| 2052 | case AF_INET2: |
| 2053 | printf("%s: inet %s; ", which, inet_ntoa(su->sin.sin_addr)); |
| 2054 | break; |
| 2055 | case AF_INET624: |
| 2056 | { |
| 2057 | char ntop_buf[NI_MAXHOST256]; |
| 2058 | |
| 2059 | printf("%s: inet6 %s; ", |
| 2060 | which, inet_ntop(AF_INET624, &su->sin6.sin6_addr, |
| 2061 | ntop_buf, sizeof(ntop_buf))); |
| 2062 | break; |
| 2063 | } |
| 2064 | } |
| 2065 | fflush(stdout(&__sF[1])); |
| 2066 | } |
| 2067 | |
| 2068 | /* States*/ |
| 2069 | #define VIRGIN0 0 |
| 2070 | #define GOTONE1 1 |
| 2071 | #define GOTTWO2 2 |
| 2072 | /* Inputs */ |
| 2073 | #define DIGIT(4*0) (4*0) |
| 2074 | #define END(4*1) (4*1) |
| 2075 | #define DELIM(4*2) (4*2) |
| 2076 | |
| 2077 | void |
| 2078 | sockaddr(char *addr, struct sockaddr *sa) |
| 2079 | { |
| 2080 | char *cp = (char *)sa; |
| 2081 | int size = sa->sa_len; |
| 2082 | char *cplim = cp + size; |
| 2083 | int byte = 0, state = VIRGIN0, new = 0; |
| 2084 | |
| 2085 | memset(cp, 0, size); |
| 2086 | cp++; |
| 2087 | do { |
| 2088 | if ((*addr >= '0') && (*addr <= '9')) { |
| 2089 | new = *addr - '0'; |
| 2090 | } else if ((*addr >= 'a') && (*addr <= 'f')) { |
| 2091 | new = *addr - 'a' + 10; |
| 2092 | } else if ((*addr >= 'A') && (*addr <= 'F')) { |
| 2093 | new = *addr - 'A' + 10; |
| 2094 | } else if (*addr == '\0') |
| 2095 | state |= END(4*1); |
| 2096 | else |
| 2097 | state |= DELIM(4*2); |
| 2098 | addr++; |
| 2099 | switch (state /* | INPUT */) { |
| 2100 | case GOTTWO2 | DIGIT(4*0): |
| 2101 | *cp++ = byte; /*FALLTHROUGH*/ |
| 2102 | case VIRGIN0 | DIGIT(4*0): |
| 2103 | state = GOTONE1; byte = new; continue; |
| 2104 | case GOTONE1 | DIGIT(4*0): |
| 2105 | state = GOTTWO2; byte = new + (byte << 4); continue; |
| 2106 | default: /* | DELIM */ |
| 2107 | state = VIRGIN0; *cp++ = byte; byte = 0; continue; |
| 2108 | case GOTONE1 | END(4*1): |
| 2109 | case GOTTWO2 | END(4*1): |
| 2110 | *cp++ = byte; /* FALLTHROUGH */ |
| 2111 | case VIRGIN0 | END(4*1): |
| 2112 | break; |
| 2113 | } |
| 2114 | break; |
| 2115 | } while (cp < cplim); |
| 2116 | sa->sa_len = cp - (char *)sa; |
| 2117 | } |
| 2118 | |
| 2119 | void |
| 2120 | getlabel(char *name) |
| 2121 | { |
| 2122 | so_label.rtlabel.sr_len = sizeof(so_label.rtlabel); |
| 2123 | so_label.rtlabel.sr_family = AF_UNSPEC0; |
| 2124 | if (strlcpy(so_label.rtlabel.sr_label, name, |
| 2125 | sizeof(so_label.rtlabel.sr_label)) >= |
| 2126 | sizeof(so_label.rtlabel.sr_label)) |
| 2127 | errx(1, "label too long"); |
| 2128 | rtm_addrs |= RTA_LABEL0x400; |
| 2129 | } |
| 2130 | |
| 2131 | #ifndef SMALL |
| 2132 | int |
| 2133 | gettable(const char *s) |
| 2134 | { |
| 2135 | const char *errstr; |
| 2136 | struct rt_tableinfo info; |
| 2137 | int mib[6]; |
| 2138 | size_t len; |
| 2139 | |
| 2140 | tableid = strtonum(s, 0, RT_TABLEID_MAX255, &errstr); |
| 2141 | if (errstr) |
| 2142 | errx(1, "invalid table id: %s", errstr); |
| 2143 | |
| 2144 | mib[0] = CTL_NET4; |
| 2145 | mib[1] = PF_ROUTE17; |
| 2146 | mib[2] = 0; |
| 2147 | mib[3] = 0; |
| 2148 | mib[4] = NET_RT_TABLE5; |
| 2149 | mib[5] = tableid; |
| 2150 | |
| 2151 | len = sizeof(info); |
| 2152 | if (sysctl(mib, 6, &info, &len, NULL((void *)0), 0) == -1) |
| 2153 | return (errno(*__errno())); |
| 2154 | else |
| 2155 | return (0); |
| 2156 | } |
| 2157 | |
| 2158 | int |
| 2159 | rdomain(int argc, char **argv) |
| 2160 | { |
| 2161 | if (!argc) |
| 2162 | usage(NULL((void *)0)); |
| 2163 | if (setrtable(tableid) == -1) |
| 2164 | err(1, "setrtable"); |
| 2165 | execvp(*argv, argv); |
| 2166 | warn("%s", argv[0]); |
| 2167 | return (errno(*__errno()) == ENOENT2 ? 127 : 126); |
| 2168 | } |
| 2169 | #endif /* SMALL */ |
| 2170 | |
| 2171 | /* |
| 2172 | * Print RTM_PROPOSAL DNS server addresses. |
| 2173 | */ |
| 2174 | void |
| 2175 | print_rtdns(struct sockaddr_rtdns *rtdns) |
| 2176 | { |
| 2177 | struct in_addr server; |
| 2178 | struct in6_addr in6; |
| 2179 | size_t srclen, offset; |
| 2180 | unsigned int servercnt; |
| 2181 | int i; |
| 2182 | char *src = rtdns->sr_dns; |
| 2183 | char ntopbuf[INET6_ADDRSTRLEN46]; |
| 2184 | |
| 2185 | offset = offsetof(struct sockaddr_rtdns, sr_dns)__builtin_offsetof(struct sockaddr_rtdns, sr_dns); |
| 2186 | if (rtdns->sr_len < offset) { |
| 2187 | printf("<invalid sr_len (%u <= %zu)>\n", rtdns->sr_len, |
| 2188 | offset); |
| 2189 | return; |
| 2190 | } |
| 2191 | srclen = rtdns->sr_len - offset; |
| 2192 | if (srclen > sizeof(rtdns->sr_dns)) { |
| 2193 | printf("<invalid sr_len (%zu > %zu)>\n", srclen, |
| 2194 | sizeof(rtdns->sr_dns)); |
| 2195 | return; |
| 2196 | } |
| 2197 | switch (rtdns->sr_family) { |
| 2198 | case AF_INET2: |
| 2199 | printf(" INET ["); |
| 2200 | /* An array of IPv4 addresses. */ |
| 2201 | servercnt = srclen / sizeof(struct in_addr); |
| 2202 | if (servercnt * sizeof(struct in_addr) != srclen) { |
| 2203 | printf("<invalid server count>\n"); |
| 2204 | return; |
| 2205 | } |
| 2206 | for (i = 0; i < servercnt; i++) { |
| 2207 | memcpy(&server.s_addr, src, sizeof(server.s_addr)); |
| 2208 | printf("%s%s", inet_ntoa(server), i == servercnt - 1 ? |
| 2209 | "": ", "); |
| 2210 | src += sizeof(struct in_addr); |
| 2211 | } |
| 2212 | break; |
| 2213 | case AF_INET624: |
| 2214 | printf(" INET6 ["); |
| 2215 | servercnt = srclen / sizeof(struct in6_addr); |
| 2216 | if (servercnt * sizeof(struct in6_addr) != srclen) { |
| 2217 | printf("<invalid server count>\n"); |
| 2218 | return; |
| 2219 | } |
| 2220 | for (i = 0; i < servercnt; i++) { |
| 2221 | memcpy(&in6, src, sizeof(in6)); |
| 2222 | src += sizeof(in6); |
| 2223 | printf("%s%s", inet_ntop(AF_INET624, &in6, ntopbuf, |
| 2224 | INET6_ADDRSTRLEN46), i == servercnt - 1 ? "": ", "); |
| 2225 | } |
| 2226 | break; |
| 2227 | default: |
| 2228 | printf(" UNKNOWN ["); |
| 2229 | break; |
| 2230 | } |
| 2231 | printf("]"); |
| 2232 | } |
| 2233 | |
| 2234 | /* |
| 2235 | * Print RTM_PROPOSAL static routes. |
| 2236 | */ |
| 2237 | void |
| 2238 | print_rtstatic(struct sockaddr_rtstatic *rtstatic) |
| 2239 | { |
| 2240 | struct sockaddr_in6 gateway6; |
| 2241 | struct in6_addr prefix; |
| 2242 | struct in_addr dest, gateway; |
| 2243 | size_t srclen, offset; |
| 2244 | int bits, bytes, error, first = 1; |
| 2245 | uint8_t prefixlen; |
| 2246 | unsigned char *src = rtstatic->sr_static; |
| 2247 | char ntoabuf[INET_ADDRSTRLEN16]; |
| 2248 | char hbuf[NI_MAXHOST256]; |
| 2249 | char ntopbuf[INET6_ADDRSTRLEN46]; |
| 2250 | |
| 2251 | offset = offsetof(struct sockaddr_rtstatic, sr_static)__builtin_offsetof(struct sockaddr_rtstatic, sr_static); |
| 2252 | if (rtstatic->sr_len <= offset) { |
| 2253 | printf("<invalid sr_len (%u <= %zu)>\n", rtstatic->sr_len, |
| 2254 | offset); |
| 2255 | return; |
| 2256 | } |
| 2257 | srclen = rtstatic->sr_len - offset; |
| 2258 | if (srclen > sizeof(rtstatic->sr_static)) { |
| 2259 | printf("<invalid sr_len (%zu > %zu)>\n", srclen, |
| 2260 | sizeof(rtstatic->sr_static)); |
| 2261 | return; |
| 2262 | } |
| 2263 | printf(" ["); |
| 2264 | switch (rtstatic->sr_family) { |
| 2265 | case AF_INET2: |
| 2266 | /* AF_INET -> RFC 3442 encoded static routes. */ |
| 2267 | while (srclen) { |
| 2268 | bits = *src; |
| 2269 | src++; |
| 2270 | srclen--; |
| 2271 | bytes = (bits + 7) / 8; |
| 2272 | if (srclen < bytes || bytes > sizeof(dest.s_addr)) |
| 2273 | break; |
| 2274 | memset(&dest, 0, sizeof(dest)); |
| 2275 | memcpy(&dest.s_addr, src, bytes); |
| 2276 | src += bytes; |
| 2277 | srclen -= bytes; |
| 2278 | strlcpy(ntoabuf, inet_ntoa(dest), sizeof(ntoabuf)); |
| 2279 | if (srclen < sizeof(gateway.s_addr)) |
| 2280 | break; |
| 2281 | memcpy(&gateway.s_addr, src, sizeof(gateway.s_addr)); |
| 2282 | src += sizeof(gateway.s_addr); |
| 2283 | srclen -= sizeof(gateway.s_addr); |
| 2284 | printf("%s%s/%u %s ", first ? "" : ", ", ntoabuf, bits, |
| 2285 | inet_ntoa(gateway)); |
| 2286 | first = 0; |
| 2287 | } |
| 2288 | break; |
| 2289 | case AF_INET624: |
| 2290 | while (srclen >= sizeof(prefixlen) + sizeof(prefix) + |
| 2291 | sizeof(gateway6)) { |
| 2292 | memcpy(&prefixlen, src, sizeof(prefixlen)); |
| 2293 | srclen -= sizeof(prefixlen); |
| 2294 | src += sizeof(prefixlen); |
| 2295 | |
| 2296 | memcpy(&prefix, src, sizeof(prefix)); |
| 2297 | srclen -= sizeof(prefix); |
| 2298 | src += sizeof(prefix); |
| 2299 | |
| 2300 | memcpy(&gateway6, src, sizeof(gateway6)); |
| 2301 | srclen -= sizeof(gateway6); |
| 2302 | src += sizeof(gateway6); |
| 2303 | |
| 2304 | if ((error = getnameinfo((struct sockaddr *)&gateway6, |
| 2305 | gateway6.sin6_len, hbuf, sizeof(hbuf), NULL((void *)0), 0, |
| 2306 | NI_NUMERICHOST1 | NI_NUMERICSERV2))) { |
| 2307 | warnx("cannot get gateway address: %s", |
| 2308 | gai_strerror(error)); |
| 2309 | return; |
| 2310 | } |
| 2311 | printf("%s%s/%u %s ", first ? "" : ", ", |
| 2312 | inet_ntop(AF_INET624, &prefix, ntopbuf, |
| 2313 | INET6_ADDRSTRLEN46), prefixlen, hbuf); |
| 2314 | first = 0; |
| 2315 | } |
| 2316 | break; |
| 2317 | default: |
| 2318 | printf("<unknown address family %u>", rtstatic->sr_family); |
| 2319 | break; |
| 2320 | } |
| 2321 | printf("]"); |
| 2322 | } |
| 2323 | |
| 2324 | /* |
| 2325 | * Print RTM_PROPOSAL domain search list. |
| 2326 | */ |
| 2327 | void |
| 2328 | print_rtsearch(struct sockaddr_rtsearch *rtsearch) |
| 2329 | { |
| 2330 | char *src = rtsearch->sr_search; |
| 2331 | size_t srclen, offset; |
| 2332 | |
| 2333 | offset = offsetof(struct sockaddr_rtsearch, sr_search)__builtin_offsetof(struct sockaddr_rtsearch, sr_search); |
| 2334 | if (rtsearch->sr_len <= offset) { |
| 2335 | printf("<invalid sr_len (%u <= %zu)>\n", rtsearch->sr_len, |
| 2336 | offset); |
| 2337 | return; |
| 2338 | } |
| 2339 | srclen = rtsearch->sr_len - offset; |
| 2340 | if (srclen > sizeof(rtsearch->sr_search)) { |
| 2341 | printf("<invalid sr_len (%zu > %zu)>\n", srclen, |
| 2342 | sizeof(rtsearch->sr_search)); |
| 2343 | return; |
| 2344 | } |
| 2345 | |
| 2346 | printf(" [%.*s]", (int)srclen, src); |
| 2347 | } |
| 2348 | |
| 2349 | /* |
| 2350 | * Print RTM_80211INFO info. |
| 2351 | */ |
| 2352 | void |
| 2353 | print_80211info(struct if_ieee80211_msghdr *ifim) |
| 2354 | { |
| 2355 | unsigned int ascii, nwidlen, i; |
| 2356 | u_int8_t *nwid, *bssid; |
| 2357 | |
| 2358 | ascii = 1; |
| 2359 | nwid = ifim->ifim_ifie.ifie_nwid; |
| 2360 | nwidlen = ifim->ifim_ifie.ifie_nwid_len; |
| 2361 | for (i = 0; i < nwidlen; i++) { |
| 2362 | if (i == 0) |
| 2363 | printf("nwid "); |
| 2364 | else |
| 2365 | printf(":"); |
| 2366 | printf("%02x", nwid[i]); |
| 2367 | if (!isprint((unsigned int)nwid[i])) |
| 2368 | ascii = 0; |
| 2369 | } |
| 2370 | if (i > 0) { |
| 2371 | if (ascii == 1) |
| 2372 | printf(" (%.*s)", nwidlen, nwid); |
| 2373 | printf(", "); |
| 2374 | } |
| 2375 | printf("channel %u, ", ifim->ifim_ifie.ifie_channel); |
| 2376 | bssid = ifim->ifim_ifie.ifie_addr; |
| 2377 | printf("bssid %02x:%02x:%02x:%02x:%02x:%02x\n", |
| 2378 | bssid[0], bssid[1], bssid[2], |
| 2379 | bssid[3], bssid[4], bssid[5]); |
| 2380 | printf("flags:"); |
| 2381 | bprintf(stdout(&__sF[1]), ifim->ifim_ifie.ifie_flags, ieee80211flags); |
| 2382 | printf("\nxflags:"); |
| 2383 | bprintf(stdout(&__sF[1]), ifim->ifim_ifie.ifie_xflags, ieee80211xflags); |
| 2384 | printf("\n"); |
| 2385 | } |