2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 static const char copyright[] =
32 "@(#) Copyright (c) 1983, 1993\n\
33 The Regents of the University of California. All rights reserved.\n";
38 static char sccsid[] = "@(#)ifconfig.c 8.2 (Berkeley) 2/16/94";
40 static const char rcsid[] =
44 #include <sys/param.h>
45 #include <sys/ioctl.h>
46 #include <sys/socket.h>
47 #include <sys/sysctl.h>
49 #include <sys/module.h>
50 #include <sys/linker.h>
52 #include <net/ethernet.h>
54 #include <net/if_var.h>
55 #include <net/if_dl.h>
56 #include <net/if_types.h>
57 #include <net/route.h>
60 #include <netinet/in.h>
61 #include <netinet/in_var.h>
62 #include <arpa/inet.h>
79 * Since "struct ifreq" is composed of various union members, callers
80 * should pay special attention to interprete the value.
81 * (.e.g. little/big endian difference in the structure.)
95 int printkeys = 0; /* Print keying material for interfaces. */
97 static int ifconfig(int argc, char *const *argv, int iscreate,
98 const struct afswtch *afp);
99 static void status(const struct afswtch *afp, const struct sockaddr_dl *sdl,
100 struct ifaddrs *ifa);
101 static void tunnel_status(int s);
102 static void usage(void);
104 static struct afswtch *af_getbyname(const char *name);
105 static struct afswtch *af_getbyfamily(int af);
106 static void af_other_status(int);
108 static struct option *opts = NULL;
111 opt_register(struct option *p)
123 /* XXX not right but close enough for now */
125 for (p = opts; p != NULL; p = p->next) {
126 strlcat(options, p->opt_usage, sizeof(options));
127 strlcat(options, " ", sizeof(options));
131 "usage: ifconfig %sinterface address_family [address [dest_address]]\n"
133 " ifconfig interface create\n"
134 " ifconfig -a %s[-d] [-m] [-u] [-v] [address_family]\n"
135 " ifconfig -l [-d] [-u] [address_family]\n"
136 " ifconfig %s[-d] [-m] [-u] [-v]\n",
137 options, options, options);
142 main(int argc, char *argv[])
144 int c, all, namesonly, downonly, uponly;
145 const struct afswtch *afp = NULL;
147 struct ifaddrs *ifap, *ifa;
149 const struct sockaddr_dl *sdl;
150 char options[1024], *cp;
155 all = downonly = uponly = namesonly = noload = verbose = 0;
157 /* Parse leading line options */
158 strlcpy(options, "adklmnuv", sizeof(options));
159 for (p = opts; p != NULL; p = p->next)
160 strlcat(options, p->opt, sizeof(options));
161 while ((c = getopt(argc, argv, options)) != -1) {
163 case 'a': /* scan all interfaces */
166 case 'd': /* restrict scan to "down" interfaces */
172 case 'l': /* scan interface names only */
175 case 'm': /* show media choices in status */
178 case 'n': /* suppress module loading */
181 case 'u': /* restrict scan to "up" interfaces */
188 for (p = opts; p != NULL; p = p->next)
189 if (p->opt[0] == c) {
201 /* -l cannot be used with -a or -m */
202 if (namesonly && (all || supmedia))
206 if (uponly && downonly)
209 /* no arguments is equivalent to '-a' */
210 if (!namesonly && argc < 1)
213 /* -a and -l allow an address family arg to limit the output */
214 if (all || namesonly) {
221 afp = af_getbyname(*argv);
224 if (afp->af_name != NULL)
226 /* leave with afp non-zero */
229 /* not listing, need an argument */
236 /* check and maybe load support for this interface */
239 ifindex = if_nametoindex(ifname);
242 * NOTE: We must special-case the `create' command
243 * right here as we would otherwise fail when trying
244 * to find the interface.
246 if (argc > 0 && (strcmp(argv[0], "create") == 0 ||
247 strcmp(argv[0], "plumb") == 0)) {
248 iflen = strlcpy(name, ifname, sizeof(name));
249 if (iflen >= sizeof(name))
250 errx(1, "%s: cloning name too long",
252 ifconfig(argc, argv, 1, NULL);
256 * NOTE: We have to special-case the `-vnet' command
257 * right here as we would otherwise fail when trying
258 * to find the interface as it lives in another vnet.
260 if (argc > 0 && (strcmp(argv[0], "-vnet") == 0)) {
261 iflen = strlcpy(name, ifname, sizeof(name));
262 if (iflen >= sizeof(name))
263 errx(1, "%s: interface name too long",
265 ifconfig(argc, argv, 0, NULL);
268 errx(1, "interface %s does not exist", ifname);
272 /* Check for address family */
274 afp = af_getbyname(*argv);
279 if (getifaddrs(&ifap) != 0)
280 err(EXIT_FAILURE, "getifaddrs");
283 for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
284 memset(&paifr, 0, sizeof(paifr));
285 strncpy(paifr.ifr_name, ifa->ifa_name, sizeof(paifr.ifr_name));
286 if (sizeof(paifr.ifr_addr) >= ifa->ifa_addr->sa_len) {
287 memcpy(&paifr.ifr_addr, ifa->ifa_addr,
288 ifa->ifa_addr->sa_len);
291 if (ifname != NULL && strcmp(ifname, ifa->ifa_name) != 0)
293 if (ifa->ifa_addr->sa_family == AF_LINK)
294 sdl = (const struct sockaddr_dl *) ifa->ifa_addr;
297 if (cp != NULL && strcmp(cp, ifa->ifa_name) == 0)
299 iflen = strlcpy(name, ifa->ifa_name, sizeof(name));
300 if (iflen >= sizeof(name)) {
301 warnx("%s: interface name too long, skipping",
307 if (downonly && (ifa->ifa_flags & IFF_UP) != 0)
309 if (uponly && (ifa->ifa_flags & IFF_UP) == 0)
313 * Are we just listing the interfaces?
323 ifconfig(argc, argv, 0, afp);
325 status(afp, sdl, ifa);
334 static struct afswtch *afs = NULL;
337 af_register(struct afswtch *p)
343 static struct afswtch *
344 af_getbyname(const char *name)
348 for (afp = afs; afp != NULL; afp = afp->af_next)
349 if (strcmp(afp->af_name, name) == 0)
354 static struct afswtch *
355 af_getbyfamily(int af)
359 for (afp = afs; afp != NULL; afp = afp->af_next)
360 if (afp->af_af == af)
366 af_other_status(int s)
369 uint8_t afmask[howmany(AF_MAX, NBBY)];
371 memset(afmask, 0, sizeof(afmask));
372 for (afp = afs; afp != NULL; afp = afp->af_next) {
373 if (afp->af_other_status == NULL)
375 if (afp->af_af != AF_UNSPEC && isset(afmask, afp->af_af))
377 afp->af_other_status(s);
378 setbit(afmask, afp->af_af);
383 af_all_tunnel_status(int s)
386 uint8_t afmask[howmany(AF_MAX, NBBY)];
388 memset(afmask, 0, sizeof(afmask));
389 for (afp = afs; afp != NULL; afp = afp->af_next) {
390 if (afp->af_status_tunnel == NULL)
392 if (afp->af_af != AF_UNSPEC && isset(afmask, afp->af_af))
394 afp->af_status_tunnel(s);
395 setbit(afmask, afp->af_af);
399 static struct cmd *cmds = NULL;
402 cmd_register(struct cmd *p)
408 static const struct cmd *
409 cmd_lookup(const char *name, int iscreate)
411 #define N(a) (sizeof(a)/sizeof(a[0]))
414 for (p = cmds; p != NULL; p = p->c_next)
415 if (strcmp(name, p->c_name) == 0) {
429 callback_func *cb_func;
431 struct callback *cb_next;
433 static struct callback *callbacks = NULL;
436 callback_register(callback_func *func, void *arg)
440 cb = malloc(sizeof(struct callback));
442 errx(1, "unable to allocate memory for callback");
445 cb->cb_next = callbacks;
449 /* specially-handled commands */
450 static void setifaddr(const char *, int, int, const struct afswtch *);
451 static const struct cmd setifaddr_cmd = DEF_CMD("ifaddr", 0, setifaddr);
453 static void setifdstaddr(const char *, int, int, const struct afswtch *);
454 static const struct cmd setifdstaddr_cmd =
455 DEF_CMD("ifdstaddr", 0, setifdstaddr);
458 ifconfig(int argc, char *const *argv, int iscreate, const struct afswtch *uafp)
460 const struct afswtch *afp, *nafp;
465 strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
466 afp = uafp != NULL ? uafp : af_getbyname("inet");
468 ifr.ifr_addr.sa_family =
469 afp->af_af == AF_LINK || afp->af_af == AF_UNSPEC ?
470 AF_LOCAL : afp->af_af;
472 if ((s = socket(ifr.ifr_addr.sa_family, SOCK_DGRAM, 0)) < 0 &&
473 (uafp != NULL || errno != EPROTONOSUPPORT ||
474 (s = socket(AF_LOCAL, SOCK_DGRAM, 0)) < 0))
475 err(1, "socket(family %u,SOCK_DGRAM", ifr.ifr_addr.sa_family);
478 p = cmd_lookup(*argv, iscreate);
479 if (iscreate && p == NULL) {
481 * Push the clone create callback so the new
482 * device is created and can be used for any
483 * remaining arguments.
487 errx(1, "internal error, no callback");
488 callbacks = cb->cb_next;
489 cb->cb_func(s, cb->cb_arg);
492 * Handle any address family spec that
493 * immediately follows and potentially
494 * recreate the socket.
496 nafp = af_getbyname(*argv);
506 * Look for a normal parameter.
512 * Not a recognized command, choose between setting
513 * the interface address and the dst address.
515 p = (setaddr ? &setifdstaddr_cmd : &setifaddr_cmd);
517 if (p->c_u.c_func || p->c_u.c_func2) {
518 if (p->c_parameter == NEXTARG) {
520 errx(1, "'%s' requires argument",
522 p->c_u.c_func(argv[1], 0, s, afp);
524 } else if (p->c_parameter == OPTARG) {
525 p->c_u.c_func(argv[1], 0, s, afp);
528 } else if (p->c_parameter == NEXTARG2) {
530 errx(1, "'%s' requires 2 arguments",
532 p->c_u.c_func2(argv[1], argv[2], s, afp);
533 argc -= 2, argv += 2;
535 p->c_u.c_func(*argv, p->c_parameter, s, afp);
541 * Do any post argument processing required by the address family.
543 if (afp->af_postproc != NULL)
544 afp->af_postproc(s, afp);
546 * Do deferred callbacks registered while processing
547 * command-line arguments.
549 for (cb = callbacks; cb != NULL; cb = cb->cb_next)
550 cb->cb_func(s, cb->cb_arg);
552 * Do deferred operations.
555 if (afp->af_ridreq == NULL || afp->af_difaddr == 0) {
556 warnx("interface %s cannot change %s addresses!",
563 strncpy(afp->af_ridreq, name, sizeof ifr.ifr_name);
564 ret = ioctl(s, afp->af_difaddr, afp->af_ridreq);
566 if (errno == EADDRNOTAVAIL && (doalias >= 0)) {
567 /* means no previous address for interface */
569 Perror("ioctl (SIOCDIFADDR)");
573 if (afp->af_addreq == NULL || afp->af_aifaddr == 0) {
574 warnx("interface %s cannot change %s addresses!",
579 if (newaddr && (setaddr || setmask)) {
580 strncpy(afp->af_addreq, name, sizeof ifr.ifr_name);
581 if (ioctl(s, afp->af_aifaddr, afp->af_addreq) < 0)
582 Perror("ioctl (SIOCAIFADDR)");
591 setifaddr(const char *addr, int param, int s, const struct afswtch *afp)
593 if (afp->af_getaddr == NULL)
596 * Delay the ioctl to set the interface addr until flags are all set.
597 * The address interpretation may depend on the flags,
598 * and the flags may change when the address is set.
601 if (doalias == 0 && afp->af_af != AF_LINK)
603 afp->af_getaddr(addr, (doalias >= 0 ? ADDR : RIDADDR));
607 settunnel(const char *src, const char *dst, int s, const struct afswtch *afp)
609 struct addrinfo *srcres, *dstres;
612 if (afp->af_settunnel == NULL) {
613 warn("address family %s does not support tunnel setup",
618 if ((ecode = getaddrinfo(src, NULL, NULL, &srcres)) != 0)
619 errx(1, "error in parsing address string: %s",
620 gai_strerror(ecode));
622 if ((ecode = getaddrinfo(dst, NULL, NULL, &dstres)) != 0)
623 errx(1, "error in parsing address string: %s",
624 gai_strerror(ecode));
626 if (srcres->ai_addr->sa_family != dstres->ai_addr->sa_family)
628 "source and destination address families do not match");
630 afp->af_settunnel(s, srcres, dstres);
632 freeaddrinfo(srcres);
633 freeaddrinfo(dstres);
638 deletetunnel(const char *vname, int param, int s, const struct afswtch *afp)
641 if (ioctl(s, SIOCDIFPHYADDR, &ifr) < 0)
642 err(1, "SIOCDIFPHYADDR");
646 setifvnet(const char *jname, int dummy __unused, int s,
647 const struct afswtch *afp)
651 memcpy(&my_ifr, &ifr, sizeof(my_ifr));
652 my_ifr.ifr_jid = jail_getid(jname);
653 if (my_ifr.ifr_jid < 0)
654 errx(1, "%s", jail_errmsg);
655 if (ioctl(s, SIOCSIFVNET, &my_ifr) < 0)
656 err(1, "SIOCSIFVNET");
660 setifrvnet(const char *jname, int dummy __unused, int s,
661 const struct afswtch *afp)
665 memcpy(&my_ifr, &ifr, sizeof(my_ifr));
666 my_ifr.ifr_jid = jail_getid(jname);
667 if (my_ifr.ifr_jid < 0)
668 errx(1, "%s", jail_errmsg);
669 if (ioctl(s, SIOCSIFRVNET, &my_ifr) < 0)
670 err(1, "SIOCSIFRVNET(%d, %s)", my_ifr.ifr_jid, my_ifr.ifr_name);
674 setifnetmask(const char *addr, int dummy __unused, int s,
675 const struct afswtch *afp)
677 if (afp->af_getaddr != NULL) {
679 afp->af_getaddr(addr, MASK);
684 setifbroadaddr(const char *addr, int dummy __unused, int s,
685 const struct afswtch *afp)
687 if (afp->af_getaddr != NULL)
688 afp->af_getaddr(addr, DSTADDR);
692 setifipdst(const char *addr, int dummy __unused, int s,
693 const struct afswtch *afp)
695 const struct afswtch *inet;
697 inet = af_getbyname("inet");
700 inet->af_getaddr(addr, DSTADDR);
706 notealias(const char *addr, int param, int s, const struct afswtch *afp)
708 #define rqtosa(x) (&(((struct ifreq *)(afp->x))->ifr_addr))
709 if (setaddr && doalias == 0 && param < 0)
710 if (afp->af_addreq != NULL && afp->af_ridreq != NULL)
711 bcopy((caddr_t)rqtosa(af_addreq),
712 (caddr_t)rqtosa(af_ridreq),
713 rqtosa(af_addreq)->sa_len);
725 setifdstaddr(const char *addr, int param __unused, int s,
726 const struct afswtch *afp)
728 if (afp->af_getaddr != NULL)
729 afp->af_getaddr(addr, DSTADDR);
733 * Note: doing an SIOCIGIFFLAGS scribbles on the union portion
734 * of the ifreq structure, which may confuse other parts of ifconfig.
735 * Make a private copy so we can avoid that.
738 setifflags(const char *vname, int value, int s, const struct afswtch *afp)
743 memset(&my_ifr, 0, sizeof(my_ifr));
744 (void) strlcpy(my_ifr.ifr_name, name, sizeof(my_ifr.ifr_name));
746 if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&my_ifr) < 0) {
747 Perror("ioctl (SIOCGIFFLAGS)");
750 flags = (my_ifr.ifr_flags & 0xffff) | (my_ifr.ifr_flagshigh << 16);
757 my_ifr.ifr_flags = flags & 0xffff;
758 my_ifr.ifr_flagshigh = flags >> 16;
759 if (ioctl(s, SIOCSIFFLAGS, (caddr_t)&my_ifr) < 0)
764 setifcap(const char *vname, int value, int s, const struct afswtch *afp)
768 if (ioctl(s, SIOCGIFCAP, (caddr_t)&ifr) < 0) {
769 Perror("ioctl (SIOCGIFCAP)");
772 flags = ifr.ifr_curcap;
778 flags &= ifr.ifr_reqcap;
779 ifr.ifr_reqcap = flags;
780 if (ioctl(s, SIOCSIFCAP, (caddr_t)&ifr) < 0)
785 setifmetric(const char *val, int dummy __unused, int s,
786 const struct afswtch *afp)
788 strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
789 ifr.ifr_metric = atoi(val);
790 if (ioctl(s, SIOCSIFMETRIC, (caddr_t)&ifr) < 0)
791 warn("ioctl (set metric)");
795 setifmtu(const char *val, int dummy __unused, int s,
796 const struct afswtch *afp)
798 strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
799 ifr.ifr_mtu = atoi(val);
800 if (ioctl(s, SIOCSIFMTU, (caddr_t)&ifr) < 0)
801 warn("ioctl (set mtu)");
805 setifname(const char *val, int dummy __unused, int s,
806 const struct afswtch *afp)
810 newname = strdup(val);
811 if (newname == NULL) {
812 warn("no memory to set ifname");
815 ifr.ifr_data = newname;
816 if (ioctl(s, SIOCSIFNAME, (caddr_t)&ifr) < 0) {
817 warn("ioctl (set name)");
821 strlcpy(name, newname, sizeof(name));
826 "\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6SMART\7RUNNING" \
827 "\10NOARP\11PROMISC\12ALLMULTI\13OACTIVE\14SIMPLEX\15LINK0\16LINK1\17LINK2" \
828 "\20MULTICAST\22PPROMISC\23MONITOR\24STATICARP"
831 "\020\1RXCSUM\2TXCSUM\3NETCONS\4VLAN_MTU\5VLAN_HWTAGGING\6JUMBO_MTU\7POLLING" \
832 "\10VLAN_HWCSUM\11TSO4\12TSO6\13LRO\14WOL_UCAST\15WOL_MCAST\16WOL_MAGIC" \
836 * Print the status of the interface. If an address family was
837 * specified, show only it; otherwise, show them all.
840 status(const struct afswtch *afp, const struct sockaddr_dl *sdl,
849 ifr.ifr_addr.sa_family = AF_LOCAL;
852 ifr.ifr_addr.sa_family =
853 afp->af_af == AF_LINK ? AF_LOCAL : afp->af_af;
855 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
857 s = socket(ifr.ifr_addr.sa_family, SOCK_DGRAM, 0);
859 err(1, "socket(family %u,SOCK_DGRAM)", ifr.ifr_addr.sa_family);
861 printf("%s: ", name);
862 printb("flags", ifa->ifa_flags, IFFBITS);
863 if (ioctl(s, SIOCGIFMETRIC, &ifr) != -1)
864 printf(" metric %d", ifr.ifr_metric);
865 if (ioctl(s, SIOCGIFMTU, &ifr) != -1)
866 printf(" mtu %d", ifr.ifr_mtu);
869 if (ioctl(s, SIOCGIFCAP, (caddr_t)&ifr) == 0) {
870 if (ifr.ifr_curcap != 0) {
871 printb("\toptions", ifr.ifr_curcap, IFCAPBITS);
874 if (supmedia && ifr.ifr_reqcap != 0) {
875 printb("\tcapabilities", ifr.ifr_reqcap, IFCAPBITS);
882 for (ift = ifa; ift != NULL; ift = ift->ifa_next) {
883 if (ift->ifa_addr == NULL)
885 if (strcmp(ifa->ifa_name, ift->ifa_name) != 0)
888 const struct afswtch *p;
889 p = af_getbyfamily(ift->ifa_addr->sa_family);
890 if (p != NULL && p->af_status != NULL)
891 p->af_status(s, ift);
892 } else if (afp->af_af == ift->ifa_addr->sa_family)
893 afp->af_status(s, ift);
896 if (allfamilies || afp->af_af == AF_LINK) {
897 const struct afswtch *lafp;
900 * Hack; the link level address is received separately
901 * from the routing information so any address is not
902 * handled above. Cobble together an entry and invoke
903 * the status method specially.
905 lafp = af_getbyname("lladdr");
907 info.rti_info[RTAX_IFA] = (struct sockaddr *)sdl;
908 lafp->af_status(s, &info);
914 else if (afp->af_other_status != NULL)
915 afp->af_other_status(s);
917 strncpy(ifs.ifs_name, name, sizeof ifs.ifs_name);
918 if (ioctl(s, SIOCGIFSTATUS, &ifs) == 0)
919 printf("%s", ifs.ascii);
928 af_all_tunnel_status(s);
932 Perror(const char *cmd)
937 errx(1, "%s: no such interface", cmd);
941 errx(1, "%s: permission denied", cmd);
950 * Print a value a la the %b format of the kernel's printf
953 printb(const char *s, unsigned v, const char *bits)
958 if (bits && *bits == 8)
959 printf("%s=%o", s, v);
961 printf("%s=%x", s, v);
965 while ((i = *bits++) != '\0') {
966 if (v & (1 << (i-1))) {
970 for (; (c = *bits) > 32; bits++)
973 for (; *bits > 32; bits++)
981 ifmaybeload(const char *name)
983 #define MOD_PREFIX_LEN 3 /* "if_" */
984 struct module_stat mstat;
986 char ifkind[IFNAMSIZ + MOD_PREFIX_LEN], ifname[IFNAMSIZ], *dp;
989 /* loading suppressed by the user */
993 /* trim the interface number off the end */
994 strlcpy(ifname, name, sizeof(ifname));
995 for (dp = ifname; *dp != 0; dp++)
1001 /* turn interface and unit into module name */
1002 strcpy(ifkind, "if_");
1003 strlcpy(ifkind + MOD_PREFIX_LEN, ifname,
1004 sizeof(ifkind) - MOD_PREFIX_LEN);
1006 /* scan files in kernel */
1007 mstat.version = sizeof(struct module_stat);
1008 for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid)) {
1009 /* scan modules in file */
1010 for (modid = kldfirstmod(fileid); modid > 0;
1011 modid = modfnext(modid)) {
1012 if (modstat(modid, &mstat) < 0)
1014 /* strip bus name if present */
1015 if ((cp = strchr(mstat.name, '/')) != NULL) {
1020 /* already loaded? */
1021 if (strncmp(ifname, cp, strlen(ifname) + 1) == 0 ||
1022 strncmp(ifkind, cp, strlen(ifkind) + 1) == 0)
1027 /* not present, we should try to load it */
1031 static struct cmd basic_cmds[] = {
1032 DEF_CMD("up", IFF_UP, setifflags),
1033 DEF_CMD("down", -IFF_UP, setifflags),
1034 DEF_CMD("arp", -IFF_NOARP, setifflags),
1035 DEF_CMD("-arp", IFF_NOARP, setifflags),
1036 DEF_CMD("debug", IFF_DEBUG, setifflags),
1037 DEF_CMD("-debug", -IFF_DEBUG, setifflags),
1038 DEF_CMD("promisc", IFF_PPROMISC, setifflags),
1039 DEF_CMD("-promisc", -IFF_PPROMISC, setifflags),
1040 DEF_CMD("add", IFF_UP, notealias),
1041 DEF_CMD("alias", IFF_UP, notealias),
1042 DEF_CMD("-alias", -IFF_UP, notealias),
1043 DEF_CMD("delete", -IFF_UP, notealias),
1044 DEF_CMD("remove", -IFF_UP, notealias),
1046 #define EN_SWABIPS 0x1000
1047 DEF_CMD("swabips", EN_SWABIPS, setifflags),
1048 DEF_CMD("-swabips", -EN_SWABIPS, setifflags),
1050 DEF_CMD_ARG("netmask", setifnetmask),
1051 DEF_CMD_ARG("metric", setifmetric),
1052 DEF_CMD_ARG("broadcast", setifbroadaddr),
1053 DEF_CMD_ARG("ipdst", setifipdst),
1054 DEF_CMD_ARG2("tunnel", settunnel),
1055 DEF_CMD("-tunnel", 0, deletetunnel),
1056 DEF_CMD("deletetunnel", 0, deletetunnel),
1057 DEF_CMD_ARG("vnet", setifvnet),
1058 DEF_CMD_ARG("-vnet", setifrvnet),
1059 DEF_CMD("link0", IFF_LINK0, setifflags),
1060 DEF_CMD("-link0", -IFF_LINK0, setifflags),
1061 DEF_CMD("link1", IFF_LINK1, setifflags),
1062 DEF_CMD("-link1", -IFF_LINK1, setifflags),
1063 DEF_CMD("link2", IFF_LINK2, setifflags),
1064 DEF_CMD("-link2", -IFF_LINK2, setifflags),
1065 DEF_CMD("monitor", IFF_MONITOR, setifflags),
1066 DEF_CMD("-monitor", -IFF_MONITOR, setifflags),
1067 DEF_CMD("staticarp", IFF_STATICARP, setifflags),
1068 DEF_CMD("-staticarp", -IFF_STATICARP, setifflags),
1069 DEF_CMD("rxcsum", IFCAP_RXCSUM, setifcap),
1070 DEF_CMD("-rxcsum", -IFCAP_RXCSUM, setifcap),
1071 DEF_CMD("txcsum", IFCAP_TXCSUM, setifcap),
1072 DEF_CMD("-txcsum", -IFCAP_TXCSUM, setifcap),
1073 DEF_CMD("netcons", IFCAP_NETCONS, setifcap),
1074 DEF_CMD("-netcons", -IFCAP_NETCONS, setifcap),
1075 DEF_CMD("polling", IFCAP_POLLING, setifcap),
1076 DEF_CMD("-polling", -IFCAP_POLLING, setifcap),
1077 DEF_CMD("tso", IFCAP_TSO, setifcap),
1078 DEF_CMD("-tso", -IFCAP_TSO, setifcap),
1079 DEF_CMD("lro", IFCAP_LRO, setifcap),
1080 DEF_CMD("-lro", -IFCAP_LRO, setifcap),
1081 DEF_CMD("wol", IFCAP_WOL, setifcap),
1082 DEF_CMD("-wol", -IFCAP_WOL, setifcap),
1083 DEF_CMD("wol_ucast", IFCAP_WOL_UCAST, setifcap),
1084 DEF_CMD("-wol_ucast", -IFCAP_WOL_UCAST, setifcap),
1085 DEF_CMD("wol_mcast", IFCAP_WOL_MCAST, setifcap),
1086 DEF_CMD("-wol_mcast", -IFCAP_WOL_MCAST, setifcap),
1087 DEF_CMD("wol_magic", IFCAP_WOL_MAGIC, setifcap),
1088 DEF_CMD("-wol_magic", -IFCAP_WOL_MAGIC, setifcap),
1089 DEF_CMD("normal", -IFF_LINK0, setifflags),
1090 DEF_CMD("compress", IFF_LINK0, setifflags),
1091 DEF_CMD("noicmp", IFF_LINK1, setifflags),
1092 DEF_CMD_ARG("mtu", setifmtu),
1093 DEF_CMD_ARG("name", setifname),
1096 static __constructor void
1099 #define N(a) (sizeof(a) / sizeof(a[0]))
1102 for (i = 0; i < N(basic_cmds); i++)
1103 cmd_register(&basic_cmds[i]);