/* $OpenBSD: ifconfig.c,v 1.314 2016/01/06 21:37:00 tedu Exp $ */ /* $NetBSD: ifconfig.c,v 1.40 1997/10/01 02:19:43 enami Exp $ */ /* * Copyright (c) 1983, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /*- * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "brconfig.h" #define MINIMUM(a, b) (((a) < (b)) ? (a) : (b)) #define MAXIMUM(a, b) (((a) > (b)) ? (a) : (b)) #define HWFEATURESBITS \ "\024\1CSUM_IPv4\2CSUM_TCPv4\3CSUM_UDPv4" \ "\5VLAN_MTU\6VLAN_HWTAGGING\10CSUM_TCPv6" \ "\11CSUM_UDPv6\20WOL" struct ifreq ifr, ridreq; struct in_aliasreq in_addreq; #ifdef INET6 struct in6_ifreq ifr6; struct in6_ifreq in6_ridreq; struct in6_aliasreq in6_addreq; #endif /* INET6 */ struct sockaddr_in netmask; #ifndef SMALL struct ifaliasreq addreq; int wconfig = 0; int wcwconfig = 0; struct ifmpwreq imrsave; #endif /* SMALL */ char name[IFNAMSIZ]; int flags, xflags, setaddr, setipdst, doalias; u_long metric, mtu; int rdomainid; int clearaddr, s; int newaddr = 0; int af = AF_INET; int explicit_prefix = 0; #ifdef INET6 int Lflag = 1; #endif /* INET6 */ int showmediaflag; int showcapsflag; int shownet80211chans; int shownet80211nodes; void notealias(const char *, int); void setifaddr(const char *, int); void setifrtlabel(const char *, int); void setiflladdr(const char *, int); void setifdstaddr(const char *, int); void setifflags(const char *, int); void setifxflags(const char *, int); void addaf(const char *, int); void removeaf(const char *, int); void setifbroadaddr(const char *, int); void setifmtu(const char *, int); void setifnwid(const char *, int); void setifbssid(const char *, int); void setifnwkey(const char *, int); void setifwpa(const char *, int); void setifwpaprotos(const char *, int); void setifwpaakms(const char *, int); void setifwpaciphers(const char *, int); void setifwpagroupcipher(const char *, int); void setifwpakey(const char *, int); void setifchan(const char *, int); void setifscan(const char *, int); void setifnwflag(const char *, int); void unsetifnwflag(const char *, int); void setifnetmask(const char *, int); void setifprefixlen(const char *, int); void settunnel(const char *, const char *); void deletetunnel(const char *, int); void settunnelinst(const char *, int); void settunnelttl(const char *, int); void setvnetid(const char *, int); void delvnetid(const char *, int); #ifdef INET6 void setia6flags(const char *, int); void setia6pltime(const char *, int); void setia6vltime(const char *, int); void setia6lifetime(const char *, const char *); void setia6eui64(const char *, int); void setkeepalive(const char *, const char *); void unsetkeepalive(const char *, int); #endif /* INET6 */ void setmedia(const char *, int); void setmediaopt(const char *, int); void setmediamode(const char *, int); void clone_create(const char *, int); void clone_destroy(const char *, int); void unsetmediaopt(const char *, int); void setmediainst(const char *, int); void settimeslot(const char *, int); void timeslot_status(void); void setmpelabel(const char *, int); void process_mpw_commands(void); void setmpwencap(const char *, int); void setmpwlabel(const char *, const char *); void setmpwneighbor(const char *, int); void setmpwcontrolword(const char *, int); void setvlantag(const char *, int); void setvlandev(const char *, int); void unsetvlandev(const char *, int); void mpe_status(void); void mpw_status(void); void vlan_status(void); void setinstance(const char *, int); int main(int, char *[]); int prefix(void *val, int); void getifgroups(void); void setifgroup(const char *, int); void unsetifgroup(const char *, int); void setgroupattribs(char *, int, char *[]); int printgroup(char *, int); void setautoconf(const char *, int); void settrunkport(const char *, int); void unsettrunkport(const char *, int); void settrunkproto(const char *, int); void trunk_status(void); void list_cloners(void); #ifndef SMALL void carp_status(void); void setcarp_advbase(const char *,int); void setcarp_advskew(const char *, int); void setcarppeer(const char *, int); void unsetcarppeer(const char *, int); void setcarp_passwd(const char *, int); void setcarp_vhid(const char *, int); void setcarp_state(const char *, int); void setcarpdev(const char *, int); void setcarp_nodes(const char *, int); void setcarp_balancing(const char *, int); void setpfsync_syncdev(const char *, int); void setpfsync_maxupd(const char *, int); void unsetpfsync_syncdev(const char *, int); void setpfsync_syncpeer(const char *, int); void unsetpfsync_syncpeer(const char *, int); void setpfsync_defer(const char *, int); void pfsync_status(void); void setpppoe_dev(const char *,int); void setpppoe_svc(const char *,int); void setpppoe_ac(const char *,int); void pppoe_status(void); void setspppproto(const char *, int); void setspppname(const char *, int); void setspppkey(const char *, int); void setsppppeerproto(const char *, int); void setsppppeername(const char *, int); void setsppppeerkey(const char *, int); void setsppppeerflag(const char *, int); void unsetsppppeerflag(const char *, int); void sppp_status(void); void sppp_printproto(const char *, struct sauthreq *); void setifpriority(const char *, int); void setifpowersave(const char *, int); void setifmetric(const char *, int); void pflow_status(void); void pflow_addr(const char*, struct sockaddr_storage *); void setpflow_sender(const char *, int); void unsetpflow_sender(const char *, int); void setpflow_receiver(const char *, int); void unsetpflow_receiver(const char *, int); void setpflowproto(const char *, int); void setifipdst(const char *, int); void setifdesc(const char *, int); void unsetifdesc(const char *, int); void printifhwfeatures(const char *, int); void setpair(const char *, int); void unsetpair(const char *, int); #else void setignore(const char *, int); #endif /* * Media stuff. Whenever a media command is first performed, the * currently select media is grabbed for this interface. If `media' * is given, the current media word is modified. `mediaopt' commands * only modify the set and clear words. They then operate on the * current media word later. */ uint64_t media_current; uint64_t mediaopt_set; uint64_t mediaopt_clear; int actions; /* Actions performed */ #define A_MEDIA 0x0001 /* media command */ #define A_MEDIAOPTSET 0x0002 /* mediaopt command */ #define A_MEDIAOPTCLR 0x0004 /* -mediaopt command */ #define A_MEDIAOPT (A_MEDIAOPTSET|A_MEDIAOPTCLR) #define A_MEDIAINST 0x0008 /* instance or inst command */ #define A_MEDIAMODE 0x0010 /* mode command */ #define A_SILENT 0x8000000 /* doing operation, do not print */ #define NEXTARG0 0xffffff #define NEXTARG 0xfffffe #define NEXTARG2 0xfffffd const struct cmd { char *c_name; int c_parameter; /* NEXTARG means next argv */ int c_action; /* defered action */ void (*c_func)(const char *, int); void (*c_func2)(const char *, const char *); } cmds[] = { { "up", IFF_UP, 0, setifflags } , { "down", -IFF_UP, 0, setifflags }, { "arp", -IFF_NOARP, 0, setifflags }, { "-arp", IFF_NOARP, 0, setifflags }, { "debug", IFF_DEBUG, 0, setifflags }, { "-debug", -IFF_DEBUG, 0, setifflags }, { "alias", IFF_UP, 0, notealias }, { "-alias", -IFF_UP, 0, notealias }, { "delete", -IFF_UP, 0, notealias }, #ifdef notdef #define EN_SWABIPS 0x1000 { "swabips", EN_SWABIPS, 0, setifflags }, { "-swabips", -EN_SWABIPS, 0, setifflags }, #endif /* notdef */ { "netmask", NEXTARG, 0, setifnetmask }, { "mtu", NEXTARG, 0, setifmtu }, { "nwid", NEXTARG, 0, setifnwid }, { "-nwid", -1, 0, setifnwid }, { "bssid", NEXTARG, 0, setifbssid }, { "-bssid", -1, 0, setifbssid }, { "nwkey", NEXTARG, 0, setifnwkey }, { "-nwkey", -1, 0, setifnwkey }, { "wpa", 1, 0, setifwpa }, { "-wpa", 0, 0, setifwpa }, { "wpaakms", NEXTARG, 0, setifwpaakms }, { "wpaciphers", NEXTARG, 0, setifwpaciphers }, { "wpagroupcipher", NEXTARG, 0, setifwpagroupcipher }, { "wpaprotos", NEXTARG, 0, setifwpaprotos }, { "wpakey", NEXTARG, 0, setifwpakey }, { "-wpakey", -1, 0, setifwpakey }, { "chan", NEXTARG0, 0, setifchan }, { "-chan", -1, 0, setifchan }, { "scan", NEXTARG0, 0, setifscan }, { "broadcast", NEXTARG, 0, setifbroadaddr }, { "prefixlen", NEXTARG, 0, setifprefixlen}, { "vlan", NEXTARG, 0, setvlantag }, { "vlandev", NEXTARG, 0, setvlandev }, { "-vlandev", 1, 0, unsetvlandev }, { "group", NEXTARG, 0, setifgroup }, { "-group", NEXTARG, 0, unsetifgroup }, { "autoconf", 1, 0, setautoconf }, { "-autoconf", -1, 0, setautoconf }, { "trunkport", NEXTARG, 0, settrunkport }, { "-trunkport", NEXTARG, 0, unsettrunkport }, { "trunkproto", NEXTARG, 0, settrunkproto }, #ifdef INET6 { "anycast", IN6_IFF_ANYCAST, 0, setia6flags }, { "-anycast", -IN6_IFF_ANYCAST, 0, setia6flags }, { "tentative", IN6_IFF_TENTATIVE, 0, setia6flags }, { "-tentative", -IN6_IFF_TENTATIVE, 0, setia6flags }, { "pltime", NEXTARG, 0, setia6pltime }, { "vltime", NEXTARG, 0, setia6vltime }, { "eui64", 0, 0, setia6eui64 }, { "autoconfprivacy", -IFXF_INET6_NOPRIVACY, 0, setifxflags }, { "-autoconfprivacy", IFXF_INET6_NOPRIVACY, 0, setifxflags }, #endif /*INET6*/ #ifndef SMALL { "hwfeatures", NEXTARG0, 0, printifhwfeatures }, { "metric", NEXTARG, 0, setifmetric }, { "powersave", NEXTARG0, 0, setifpowersave }, { "-powersave", -1, 0, setifpowersave }, { "priority", NEXTARG, 0, setifpriority }, { "rtlabel", NEXTARG, 0, setifrtlabel }, { "-rtlabel", -1, 0, setifrtlabel }, { "rdomain", NEXTARG, 0, setinstance }, { "mpls", IFXF_MPLS, 0, setifxflags }, { "-mpls", -IFXF_MPLS, 0, setifxflags }, { "mplslabel", NEXTARG, 0, setmpelabel }, { "mpwlabel", NEXTARG2, 0, NULL, setmpwlabel }, { "neighbor", NEXTARG, 0, setmpwneighbor }, { "controlword", 1, 0, setmpwcontrolword }, { "-controlword", 0, 0, setmpwcontrolword }, { "encap", NEXTARG, 0, setmpwencap }, { "advbase", NEXTARG, 0, setcarp_advbase }, { "advskew", NEXTARG, 0, setcarp_advskew }, { "carppeer", NEXTARG, 0, setcarppeer }, { "-carppeer", 1, 0, unsetcarppeer }, { "pass", NEXTARG, 0, setcarp_passwd }, { "vhid", NEXTARG, 0, setcarp_vhid }, { "state", NEXTARG, 0, setcarp_state }, { "carpdev", NEXTARG, 0, setcarpdev }, { "carpnodes", NEXTARG, 0, setcarp_nodes }, { "balancing", NEXTARG, 0, setcarp_balancing }, { "syncdev", NEXTARG, 0, setpfsync_syncdev }, { "-syncdev", 1, 0, unsetpfsync_syncdev }, { "syncif", NEXTARG, 0, setpfsync_syncdev }, { "-syncif", 1, 0, unsetpfsync_syncdev }, { "syncpeer", NEXTARG, 0, setpfsync_syncpeer }, { "-syncpeer", 1, 0, unsetpfsync_syncpeer }, { "maxupd", NEXTARG, 0, setpfsync_maxupd }, { "defer", 1, 0, setpfsync_defer }, { "-defer", 0, 0, setpfsync_defer }, /* giftunnel is for backward compat */ { "giftunnel", NEXTARG2, 0, NULL, settunnel } , { "tunnel", NEXTARG2, 0, NULL, settunnel } , { "deletetunnel", 0, 0, deletetunnel } , { "tunneldomain", NEXTARG, 0, settunnelinst } , { "tunnelttl", NEXTARG, 0, settunnelttl } , { "vnetid", NEXTARG, 0, setvnetid }, { "-vnetid", 0, 0, delvnetid }, { "pppoedev", NEXTARG, 0, setpppoe_dev }, { "pppoesvc", NEXTARG, 0, setpppoe_svc }, { "-pppoesvc", 1, 0, setpppoe_svc }, { "pppoeac", NEXTARG, 0, setpppoe_ac }, { "-pppoeac", 1, 0, setpppoe_ac }, { "timeslot", NEXTARG, 0, settimeslot }, { "authproto", NEXTARG, 0, setspppproto }, { "authname", NEXTARG, 0, setspppname }, { "authkey", NEXTARG, 0, setspppkey }, { "peerproto", NEXTARG, 0, setsppppeerproto }, { "peername", NEXTARG, 0, setsppppeername }, { "peerkey", NEXTARG, 0, setsppppeerkey }, { "peerflag", NEXTARG, 0, setsppppeerflag }, { "-peerflag", NEXTARG, 0, unsetsppppeerflag }, { "nwflag", NEXTARG, 0, setifnwflag }, { "-nwflag", NEXTARG, 0, unsetifnwflag }, { "flowsrc", NEXTARG, 0, setpflow_sender }, { "-flowsrc", 1, 0, unsetpflow_sender }, { "flowdst", NEXTARG, 0, setpflow_receiver }, { "-flowdst", 1, 0, unsetpflow_receiver }, { "pflowproto", NEXTARG, 0, setpflowproto }, { "-inet", AF_INET, 0, removeaf }, { "-inet6", AF_INET6, 0, removeaf }, { "keepalive", NEXTARG2, 0, NULL, setkeepalive }, { "-keepalive", 1, 0, unsetkeepalive }, { "add", NEXTARG, 0, bridge_add }, { "del", NEXTARG, 0, bridge_delete }, { "addspan", NEXTARG, 0, bridge_addspan }, { "delspan", NEXTARG, 0, bridge_delspan }, { "discover", NEXTARG, 0, setdiscover }, { "-discover", NEXTARG, 0, unsetdiscover }, { "blocknonip", NEXTARG, 0, setblocknonip }, { "-blocknonip",NEXTARG, 0, unsetblocknonip }, { "learn", NEXTARG, 0, setlearn }, { "-learn", NEXTARG, 0, unsetlearn }, { "stp", NEXTARG, 0, setstp }, { "-stp", NEXTARG, 0, unsetstp }, { "edge", NEXTARG, 0, setedge }, { "-edge", NEXTARG, 0, unsetedge }, { "autoedge", NEXTARG, 0, setautoedge }, { "-autoedge", NEXTARG, 0, unsetautoedge }, { "ptp", NEXTARG, 0, setptp }, { "-ptp", NEXTARG, 0, unsetptp }, { "autoptp", NEXTARG, 0, setautoptp }, { "-autoptp", NEXTARG, 0, unsetautoptp }, { "flush", 0, 0, bridge_flush }, { "flushall", 0, 0, bridge_flushall }, { "static", NEXTARG2, 0, NULL, bridge_addaddr }, { "deladdr", NEXTARG, 0, bridge_deladdr }, { "maxaddr", NEXTARG, 0, bridge_maxaddr }, { "addr", 0, 0, bridge_addrs }, { "hellotime", NEXTARG, 0, bridge_hellotime }, { "fwddelay", NEXTARG, 0, bridge_fwddelay }, { "maxage", NEXTARG, 0, bridge_maxage }, { "proto", NEXTARG, 0, bridge_proto }, { "ifpriority", NEXTARG2, 0, NULL, bridge_ifprio }, { "ifcost", NEXTARG2, 0, NULL, bridge_ifcost }, { "-ifcost", NEXTARG, 0, bridge_noifcost }, { "timeout", NEXTARG, 0, bridge_timeout }, { "holdcnt", NEXTARG, 0, bridge_holdcnt }, { "spanpriority", NEXTARG, 0, bridge_priority }, { "ipdst", NEXTARG, 0, setifipdst }, #if 0 /* XXX `rule` special-cased below */ { "rule", 0, 0, bridge_rule }, #endif { "rules", NEXTARG, 0, bridge_rules }, { "rulefile", NEXTARG, 0, bridge_rulefile }, { "flushrule", NEXTARG, 0, bridge_flushrule }, { "description", NEXTARG, 0, setifdesc }, { "descr", NEXTARG, 0, setifdesc }, { "-description", 1, 0, unsetifdesc }, { "-descr", 1, 0, unsetifdesc }, { "wol", IFXF_WOL, 0, setifxflags }, { "-wol", -IFXF_WOL, 0, setifxflags }, { "patch", NEXTARG, 0, setpair }, { "-patch", 1, 0, unsetpair }, #else /* SMALL */ { "powersave", NEXTARG0, 0, setignore }, { "priority", NEXTARG, 0, setignore }, { "rtlabel", NEXTARG, 0, setignore }, { "mpls", IFXF_MPLS, 0, setignore }, { "nwflag", NEXTARG, 0, setignore }, { "rdomain", NEXTARG, 0, setignore }, { "-inet", AF_INET, 0, removeaf }, { "-inet6", AF_INET6, 0, removeaf }, { "description", NEXTARG, 0, setignore }, { "descr", NEXTARG, 0, setignore }, { "wol", IFXF_WOL, 0, setignore }, { "-wol", -IFXF_WOL, 0, setignore }, #endif /* SMALL */ #if 0 /* XXX `create' special-cased below */ { "create", 0, 0, clone_create } , #endif { "destroy", 0, 0, clone_destroy } , { "link0", IFF_LINK0, 0, setifflags } , { "-link0", -IFF_LINK0, 0, setifflags } , { "link1", IFF_LINK1, 0, setifflags } , { "-link1", -IFF_LINK1, 0, setifflags } , { "link2", IFF_LINK2, 0, setifflags } , { "-link2", -IFF_LINK2, 0, setifflags } , { "media", NEXTARG0, A_MEDIA, setmedia }, { "mediaopt", NEXTARG, A_MEDIAOPTSET, setmediaopt }, { "-mediaopt", NEXTARG, A_MEDIAOPTCLR, unsetmediaopt }, { "mode", NEXTARG, A_MEDIAMODE, setmediamode }, { "instance", NEXTARG, A_MEDIAINST, setmediainst }, { "inst", NEXTARG, A_MEDIAINST, setmediainst }, { "lladdr", NEXTARG, 0, setiflladdr }, { NULL, /*src*/ 0, 0, setifaddr }, { NULL, /*dst*/ 0, 0, setifdstaddr }, { NULL, /*illegal*/0, 0, NULL }, }; int getinfo(struct ifreq *, int); void getsock(int); void printgroupattribs(char *); void printif(char *, int); void printb_status(unsigned short, unsigned char *); const char *get_linkstate(int, int); void status(int, struct sockaddr_dl *, int); void usage(int); const char *get_string(const char *, const char *, u_int8_t *, int *); void print_string(const u_int8_t *, int); char *sec2str(time_t); const char *get_media_type_string(uint64_t); const char *get_media_subtype_string(uint64_t); uint64_t get_media_mode(uint64_t, const char *); uint64_t get_media_subtype(uint64_t, const char *); uint64_t get_media_options(uint64_t, const char *); uint64_t lookup_media_word(const struct ifmedia_description *, uint64_t, const char *); void print_media_word(uint64_t, int, int); void process_media_commands(void); void init_current_media(void); unsigned long get_ts_map(int, int, int); void in_status(int); void in_getaddr(const char *, int); void in_getprefix(const char *, int); #ifdef INET6 void in6_fillscopeid(struct sockaddr_in6 *sin6); void in6_alias(struct in6_ifreq *); void in6_status(int); void in6_getaddr(const char *, int); void in6_getprefix(const char *, int); #endif /* INET6 */ void ieee80211_status(void); void ieee80211_listchans(void); void ieee80211_listnodes(void); void ieee80211_printnode(struct ieee80211_nodereq *); u_int getwpacipher(const char *name); void print_cipherset(u_int32_t cipherset); void spppauthinfo(struct sauthreq *spa, int d); /* Known address families */ const struct afswtch { char *af_name; short af_af; void (*af_status)(int); void (*af_getaddr)(const char *, int); void (*af_getprefix)(const char *, int); u_long af_difaddr; u_long af_aifaddr; caddr_t af_ridreq; caddr_t af_addreq; } afs[] = { #define C(x) ((caddr_t) &x) { "inet", AF_INET, in_status, in_getaddr, in_getprefix, SIOCDIFADDR, SIOCAIFADDR, C(ridreq), C(in_addreq) }, #ifdef INET6 { "inet6", AF_INET6, in6_status, in6_getaddr, in6_getprefix, SIOCDIFADDR_IN6, SIOCAIFADDR_IN6, C(in6_ridreq), C(in6_addreq) }, #endif /* INET6 */ { 0, 0, 0, 0 } }; const struct afswtch *afp; /*the address family being set or asked about*/ int ifaliases = 0; int aflag = 0; int main(int argc, char *argv[]) { const struct afswtch *rafp = NULL; int create = 0; int Cflag = 0; int gflag = 0; int i; /* If no args at all, print all interfaces. */ if (argc < 2) { aflag = 1; printif(NULL, 0); exit(0); } argc--, argv++; if (*argv[0] == '-') { int nomore = 0; for (i = 1; argv[0][i]; i++) { switch (argv[0][i]) { case 'a': aflag = 1; nomore = 1; break; case 'A': aflag = 1; ifaliases = 1; nomore = 1; break; case 'g': gflag = 1; break; case 'C': Cflag = 1; nomore = 1; break; default: usage(1); break; } } if (nomore == 0) { argc--, argv++; if (argc < 1) usage(1); if (strlcpy(name, *argv, sizeof(name)) >= IFNAMSIZ) errx(1, "interface name '%s' too long", *argv); } } else if (strlcpy(name, *argv, sizeof(name)) >= IFNAMSIZ) errx(1, "interface name '%s' too long", *argv); argc--, argv++; if (argc > 0) { for (afp = rafp = afs; rafp->af_name; rafp++) if (strcmp(rafp->af_name, *argv) == 0) { afp = rafp; argc--; argv++; break; } rafp = afp; af = ifr.ifr_addr.sa_family = rafp->af_af; } if (Cflag) { if (argc > 0 || aflag) usage(1); list_cloners(); exit(0); } if (gflag) { if (argc == 0) printgroupattribs(name); else setgroupattribs(name, argc, argv); exit(0); } (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); #ifdef INET6 /* initialization */ in6_addreq.ifra_lifetime.ia6t_pltime = ND6_INFINITE_LIFETIME; in6_addreq.ifra_lifetime.ia6t_vltime = ND6_INFINITE_LIFETIME; #endif /* INET6 */ /* * NOTE: We must special-case the `create' command right * here as we would otherwise fail in getinfo(). */ if (argc > 0 && strcmp(argv[0], "create") == 0) { clone_create(argv[0], 0); argc--, argv++; if (argc == 0) exit(0); } if (aflag == 0) { create = (argc > 0) && strcmp(argv[0], "destroy") != 0; (void)getinfo(&ifr, create); } #ifdef INET6 if (argc != 0 && af == AF_INET6) addaf(name, AF_INET6); #endif while (argc > 0) { const struct cmd *p; for (p = cmds; p->c_name; p++) if (strcmp(*argv, p->c_name) == 0) break; #ifndef SMALL if (strcmp(*argv, "rule") == 0) { argc--, argv++; return bridge_rule(argc, argv, -1); } #endif if (p->c_name == 0 && setaddr) for (i = setaddr; i > 0; i--) { p++; if (p->c_func == NULL) errx(1, "%s: bad value", *argv); } if (p->c_func || p->c_func2) { if (p->c_parameter == NEXTARG0) { const struct cmd *p0; int noarg = 1; if (argv[1]) { for (p0 = cmds; p0->c_name; p0++) if (strcmp(argv[1], p0->c_name) == 0) { noarg = 0; break; } } else noarg = 0; if (noarg == 0) (*p->c_func)(NULL, 0); else goto nextarg; } else if (p->c_parameter == NEXTARG) { nextarg: if (argv[1] == NULL) errx(1, "'%s' requires argument", p->c_name); (*p->c_func)(argv[1], 0); argc--, argv++; actions = actions | A_SILENT | p->c_action; } else if (p->c_parameter == NEXTARG2) { if ((argv[1] == NULL) || (argv[2] == NULL)) errx(1, "'%s' requires 2 arguments", p->c_name); (*p->c_func2)(argv[1], argv[2]); argc -= 2; argv += 2; actions = actions | A_SILENT | p->c_action; } else { (*p->c_func)(*argv, p->c_parameter); actions = actions | A_SILENT | p->c_action; } } argc--, argv++; } if (argc == 0 && actions == 0) { printif(ifr.ifr_name, aflag ? ifaliases : 1); exit(0); } /* Process any media commands that may have been issued. */ process_media_commands(); #ifndef SMALL /* Process mpw commands */ process_mpw_commands(); #endif if (af == AF_INET6 && explicit_prefix == 0) { /* * Aggregatable address architecture defines all prefixes * are 64. So, it is convenient to set prefixlen to 64 if * it is not specified. */ setifprefixlen("64", 0); /* in6_getprefix("64", MASK) if MASK is available here... */ } if (clearaddr) { (void) strlcpy(rafp->af_ridreq, name, sizeof(ifr.ifr_name)); if (ioctl(s, rafp->af_difaddr, rafp->af_ridreq) < 0) { if (errno == EADDRNOTAVAIL && (doalias >= 0)) { /* means no previous address for interface */ } else err(1, "SIOCDIFADDR"); } } if (newaddr) { (void) strlcpy(rafp->af_addreq, name, sizeof(ifr.ifr_name)); if (ioctl(s, rafp->af_aifaddr, rafp->af_addreq) < 0) err(1, "SIOCAIFADDR"); } exit(0); } void getsock(int naf) { static int oaf = -1; if (oaf == naf) return; if (oaf != -1) close(s); s = socket(naf, SOCK_DGRAM, 0); if (s < 0) oaf = -1; else oaf = naf; } int getinfo(struct ifreq *ifr, int create) { getsock(af); if (s < 0) err(1, "socket"); if (!isdigit((unsigned char)name[strlen(name) - 1])) return (-1); /* ignore groups here */ if (ioctl(s, SIOCGIFFLAGS, (caddr_t)ifr) < 0) { int oerrno = errno; if (!create) return (-1); if (ioctl(s, SIOCIFCREATE, (caddr_t)ifr) < 0) { errno = oerrno; return (-1); } if (ioctl(s, SIOCGIFFLAGS, (caddr_t)ifr) < 0) return (-1); } flags = ifr->ifr_flags & 0xffff; if (ioctl(s, SIOCGIFXFLAGS, (caddr_t)ifr) < 0) ifr->ifr_flags = 0; xflags = ifr->ifr_flags; if (ioctl(s, SIOCGIFMETRIC, (caddr_t)ifr) < 0) metric = 0; else metric = ifr->ifr_metric; #ifdef SMALL if (ioctl(s, SIOCGIFMTU, (caddr_t)ifr) < 0) #else if (is_bridge(name) || ioctl(s, SIOCGIFMTU, (caddr_t)ifr) < 0) #endif mtu = 0; else mtu = ifr->ifr_mtu; #ifndef SMALL if (ioctl(s, SIOCGIFRDOMAIN, (caddr_t)ifr) < 0) rdomainid = 0; else rdomainid = ifr->ifr_rdomainid; #endif return (0); } int printgroup(char *groupname, int ifaliases) { struct ifgroupreq ifgr; struct ifg_req *ifg; int len, cnt = 0; getsock(AF_INET); bzero(&ifgr, sizeof(ifgr)); strlcpy(ifgr.ifgr_name, groupname, sizeof(ifgr.ifgr_name)); if (ioctl(s, SIOCGIFGMEMB, (caddr_t)&ifgr) == -1) { if (errno == EINVAL || errno == ENOTTY || errno == ENOENT) return (-1); else err(1, "SIOCGIFGMEMB"); } len = ifgr.ifgr_len; if ((ifgr.ifgr_groups = calloc(1, len)) == NULL) err(1, "printgroup"); if (ioctl(s, SIOCGIFGMEMB, (caddr_t)&ifgr) == -1) err(1, "SIOCGIFGMEMB"); for (ifg = ifgr.ifgr_groups; ifg && len >= sizeof(struct ifg_req); ifg++) { len -= sizeof(struct ifg_req); printif(ifg->ifgrq_member, ifaliases); cnt++; } free(ifgr.ifgr_groups); return (cnt); } void printgroupattribs(char *groupname) { struct ifgroupreq ifgr; getsock(AF_INET); bzero(&ifgr, sizeof(ifgr)); strlcpy(ifgr.ifgr_name, groupname, sizeof(ifgr.ifgr_name)); if (ioctl(s, SIOCGIFGATTR, (caddr_t)&ifgr) == -1) err(1, "SIOCGIFGATTR"); printf("%s:", groupname); printf(" carp demote count %d", ifgr.ifgr_attrib.ifg_carp_demoted); printf("\n"); } void setgroupattribs(char *groupname, int argc, char *argv[]) { const char *errstr; char *p = argv[0]; int neg = 1; struct ifgroupreq ifgr; getsock(AF_INET); bzero(&ifgr, sizeof(ifgr)); strlcpy(ifgr.ifgr_name, groupname, sizeof(ifgr.ifgr_name)); if (argc > 1) { neg = strtonum(argv[1], 0, 128, &errstr); if (errstr) errx(1, "invalid carp demotion: %s", errstr); } if (p[0] == '-') { neg = neg * -1; p++; } if (!strcmp(p, "carpdemote")) ifgr.ifgr_attrib.ifg_carp_demoted = neg; else usage(1); if (ioctl(s, SIOCSIFGATTR, (caddr_t)&ifgr) == -1) err(1, "SIOCSIFGATTR"); } void printif(char *ifname, int ifaliases) { struct ifaddrs *ifap, *ifa; struct if_data *ifdata; const char *namep; char *oname = NULL; struct ifreq *ifrp; int count = 0, noinet = 1; size_t nlen = 0; if (aflag) ifname = NULL; if (ifname) { if ((oname = strdup(ifname)) == NULL) err(1, "strdup"); nlen = strlen(oname); /* is it a group? */ if (nlen && !isdigit((unsigned char)oname[nlen - 1])) if (printgroup(oname, ifaliases) != -1) { free(oname); return; } } if (getifaddrs(&ifap) != 0) err(1, "getifaddrs"); namep = NULL; for (ifa = ifap; ifa; ifa = ifa->ifa_next) { if (oname) { if (nlen && isdigit((unsigned char)oname[nlen - 1])) { /* must have exact match */ if (strcmp(oname, ifa->ifa_name) != 0) continue; } else { /* partial match OK if it ends w/ digit */ if (strncmp(oname, ifa->ifa_name, nlen) != 0 || !isdigit((unsigned char)ifa->ifa_name[nlen])) continue; } } #ifdef INET6 /* quickhack: sizeof(ifr) < sizeof(ifr6) */ if (ifa->ifa_addr->sa_family == AF_INET6) { memset(&ifr6, 0, sizeof(ifr6)); memcpy(&ifr6.ifr_addr, ifa->ifa_addr, MINIMUM(sizeof(ifr6.ifr_addr), ifa->ifa_addr->sa_len)); ifrp = (struct ifreq *)&ifr6; } else #endif { memset(&ifr, 0, sizeof(ifr)); memcpy(&ifr.ifr_addr, ifa->ifa_addr, MINIMUM(sizeof(ifr.ifr_addr), ifa->ifa_addr->sa_len)); ifrp = 𝔦 } strlcpy(name, ifa->ifa_name, sizeof(name)); strlcpy(ifrp->ifr_name, ifa->ifa_name, sizeof(ifrp->ifr_name)); if (ifa->ifa_addr->sa_family == AF_LINK) { namep = ifa->ifa_name; if (getinfo(ifrp, 0) < 0) continue; ifdata = ifa->ifa_data; status(1, (struct sockaddr_dl *)ifa->ifa_addr, ifdata->ifi_link_state); count++; noinet = 1; continue; } if (!namep || !strcmp(namep, ifa->ifa_name)) { const struct afswtch *p; if (ifa->ifa_addr->sa_family == AF_INET && ifaliases == 0 && noinet == 0) continue; if ((p = afp) != NULL) { if (ifa->ifa_addr->sa_family == p->af_af) p->af_status(1); } else { for (p = afs; p->af_name; p++) { if (ifa->ifa_addr->sa_family == p->af_af) p->af_status(0); } } count++; if (ifa->ifa_addr->sa_family == AF_INET) noinet = 0; continue; } } freeifaddrs(ifap); free(oname); if (count == 0) { fprintf(stderr, "%s: no such interface\n", name); exit(1); } } /*ARGSUSED*/ void clone_create(const char *addr, int param) { /* We're called early... */ getsock(AF_INET); (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if (ioctl(s, SIOCIFCREATE, &ifr) == -1) err(1, "SIOCIFCREATE"); } /*ARGSUSED*/ void clone_destroy(const char *addr, int param) { (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if (ioctl(s, SIOCIFDESTROY, &ifr) == -1) err(1, "SIOCIFDESTROY"); } void list_cloners(void) { struct if_clonereq ifcr; char *cp, *buf; int idx; memset(&ifcr, 0, sizeof(ifcr)); getsock(AF_INET); if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1) err(1, "SIOCIFGCLONERS for count"); buf = calloc(ifcr.ifcr_total, IFNAMSIZ); if (buf == NULL) err(1, "unable to allocate cloner name buffer"); ifcr.ifcr_count = ifcr.ifcr_total; ifcr.ifcr_buffer = buf; if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1) err(1, "SIOCIFGCLONERS for names"); /* * In case some disappeared in the mean time, clamp it down. */ if (ifcr.ifcr_count > ifcr.ifcr_total) ifcr.ifcr_count = ifcr.ifcr_total; qsort(buf, ifcr.ifcr_count, IFNAMSIZ, (int(*)(const void *, const void *))strcmp); for (cp = buf, idx = 0; idx < ifcr.ifcr_count; idx++, cp += IFNAMSIZ) { if (idx > 0) putchar(' '); printf("%s", cp); } putchar('\n'); free(buf); } #define RIDADDR 0 #define ADDR 1 #define MASK 2 #define DSTADDR 3 /*ARGSUSED*/ void setifaddr(const char *addr, int param) { /* * Delay the ioctl to set the interface addr until flags are all set. * The address interpretation may depend on the flags, * and the flags may change when the address is set. */ setaddr++; if (doalias >= 0) newaddr = 1; if (doalias == 0) clearaddr = 1; afp->af_getaddr(addr, (doalias >= 0 ? ADDR : RIDADDR)); } #ifndef SMALL void setifrtlabel(const char *label, int d) { if (d != 0) ifr.ifr_data = (caddr_t)(const char *)""; else ifr.ifr_data = (caddr_t)label; if (ioctl(s, SIOCSIFRTLABEL, &ifr) < 0) warn("SIOCSIFRTLABEL"); } #endif /* ARGSUSED */ void setifnetmask(const char *addr, int ignored) { afp->af_getaddr(addr, MASK); } /* ARGSUSED */ void setifbroadaddr(const char *addr, int ignored) { afp->af_getaddr(addr, DSTADDR); } #ifndef SMALL /* ARGSUSED */ void setifdesc(const char *val, int ignored) { ifr.ifr_data = (caddr_t)val; if (ioctl(s, SIOCSIFDESCR, &ifr) < 0) warn("SIOCSIFDESCR"); } /* ARGSUSED */ void unsetifdesc(const char *noval, int ignored) { ifr.ifr_data = (caddr_t)(const char *)""; if (ioctl(s, SIOCSIFDESCR, &ifr) < 0) warn("SIOCSIFDESCR"); } /* ARGSUSED */ void setifipdst(const char *addr, int ignored) { in_getaddr(addr, DSTADDR); setipdst++; clearaddr = 0; newaddr = 0; } #endif #define rqtosa(x) (&(((struct ifreq *)(afp->x))->ifr_addr)) /*ARGSUSED*/ void notealias(const char *addr, int param) { if (setaddr && doalias == 0 && param < 0) memcpy(rqtosa(af_ridreq), rqtosa(af_addreq), rqtosa(af_addreq)->sa_len); doalias = param; if (param < 0) { clearaddr = 1; newaddr = 0; } else clearaddr = 0; } /*ARGSUSED*/ void setifdstaddr(const char *addr, int param) { setaddr++; afp->af_getaddr(addr, DSTADDR); } /* * Note: doing an SIOCGIFFLAGS scribbles on the union portion * of the ifreq structure, which may confuse other parts of ifconfig. * Make a private copy so we can avoid that. */ /* ARGSUSED */ void setifflags(const char *vname, int value) { struct ifreq my_ifr; bcopy((char *)&ifr, (char *)&my_ifr, sizeof(struct ifreq)); if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&my_ifr) < 0) err(1, "SIOCGIFFLAGS"); (void) strlcpy(my_ifr.ifr_name, name, sizeof(my_ifr.ifr_name)); flags = my_ifr.ifr_flags; if (value < 0) { value = -value; flags &= ~value; } else flags |= value; my_ifr.ifr_flags = flags; if (ioctl(s, SIOCSIFFLAGS, (caddr_t)&my_ifr) < 0) err(1, "SIOCSIFFLAGS"); } /* ARGSUSED */ void setifxflags(const char *vname, int value) { struct ifreq my_ifr; bcopy((char *)&ifr, (char *)&my_ifr, sizeof(struct ifreq)); if (ioctl(s, SIOCGIFXFLAGS, (caddr_t)&my_ifr) < 0) warn("SIOCGIFXFLAGS"); (void) strlcpy(my_ifr.ifr_name, name, sizeof(my_ifr.ifr_name)); xflags = my_ifr.ifr_flags; if (value < 0) { value = -value; xflags &= ~value; } else xflags |= value; my_ifr.ifr_flags = xflags; if (ioctl(s, SIOCSIFXFLAGS, (caddr_t)&my_ifr) < 0) warn("SIOCSIFXFLAGS"); } void addaf(const char *vname, int value) { struct if_afreq ifar; strlcpy(ifar.ifar_name, name, sizeof(ifar.ifar_name)); ifar.ifar_af = value; if (ioctl(s, SIOCIFAFATTACH, (caddr_t)&ifar) < 0) warn("SIOCIFAFATTACH"); } void removeaf(const char *vname, int value) { struct if_afreq ifar; strlcpy(ifar.ifar_name, name, sizeof(ifar.ifar_name)); ifar.ifar_af = value; if (ioctl(s, SIOCIFAFDETACH, (caddr_t)&ifar) < 0) warn("SIOCIFAFDETACH"); } #ifdef INET6 void setia6flags(const char *vname, int value) { if (value < 0) { value = -value; in6_addreq.ifra_flags &= ~value; } else in6_addreq.ifra_flags |= value; } void setia6pltime(const char *val, int d) { setia6lifetime("pltime", val); } void setia6vltime(const char *val, int d) { setia6lifetime("vltime", val); } void setia6lifetime(const char *cmd, const char *val) { const char *errmsg = NULL; time_t newval, t; newval = strtonum(val, 0, 1000000, &errmsg); if (errmsg) errx(1, "invalid %s %s: %s", cmd, val, errmsg); t = time(NULL); if (afp->af_af != AF_INET6) errx(1, "%s not allowed for the AF", cmd); if (strcmp(cmd, "vltime") == 0) { in6_addreq.ifra_lifetime.ia6t_expire = t + newval; in6_addreq.ifra_lifetime.ia6t_vltime = newval; } else if (strcmp(cmd, "pltime") == 0) { in6_addreq.ifra_lifetime.ia6t_preferred = t + newval; in6_addreq.ifra_lifetime.ia6t_pltime = newval; } } void setia6eui64(const char *cmd, int val) { struct ifaddrs *ifap, *ifa; const struct sockaddr_in6 *sin6 = NULL; const struct in6_addr *lladdr = NULL; struct in6_addr *in6; if (afp->af_af != AF_INET6) errx(1, "%s not allowed for the AF", cmd); #ifdef INET6 addaf(name, AF_INET6); #endif in6 = (struct in6_addr *)&in6_addreq.ifra_addr.sin6_addr; if (memcmp(&in6addr_any.s6_addr[8], &in6->s6_addr[8], 8) != 0) errx(1, "interface index is already filled"); if (getifaddrs(&ifap) != 0) err(1, "getifaddrs"); for (ifa = ifap; ifa; ifa = ifa->ifa_next) { if (ifa->ifa_addr->sa_family == AF_INET6 && strcmp(ifa->ifa_name, name) == 0) { sin6 = (const struct sockaddr_in6 *)ifa->ifa_addr; if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { lladdr = &sin6->sin6_addr; break; } } } if (!lladdr) errx(1, "could not determine link local address"); memcpy(&in6->s6_addr[8], &lladdr->s6_addr[8], 8); freeifaddrs(ifap); } #endif /* INET6 */ void setautoconf(const char *cmd, int val) { switch (afp->af_af) { #ifdef INET6 case AF_INET6: setifxflags("inet6", val * IFXF_AUTOCONF6); break; #endif default: errx(1, "autoconf not allowed for this AF"); } } #ifndef SMALL /* ARGSUSED */ void setifmetric(const char *val, int ignored) { const char *errmsg = NULL; (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_metric = strtonum(val, 0, INT_MAX, &errmsg); if (errmsg) errx(1, "metric %s: %s", val, errmsg); if (ioctl(s, SIOCSIFMETRIC, (caddr_t)&ifr) < 0) warn("SIOCSIFMETRIC"); } #endif /* ARGSUSED */ void setifmtu(const char *val, int d) { const char *errmsg = NULL; (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_mtu = strtonum(val, 0, INT_MAX, &errmsg); if (errmsg) errx(1, "mtu %s: %s", val, errmsg); if (ioctl(s, SIOCSIFMTU, (caddr_t)&ifr) < 0) warn("SIOCSIFMTU"); } /* ARGSUSED */ void setifgroup(const char *group_name, int dummy) { struct ifgroupreq ifgr; memset(&ifgr, 0, sizeof(ifgr)); strlcpy(ifgr.ifgr_name, name, IFNAMSIZ); if (group_name[0] && isdigit((unsigned char)group_name[strlen(group_name) - 1])) errx(1, "setifgroup: group names may not end in a digit"); if (strlcpy(ifgr.ifgr_group, group_name, IFNAMSIZ) >= IFNAMSIZ) errx(1, "setifgroup: group name too long"); if (ioctl(s, SIOCAIFGROUP, (caddr_t)&ifgr) == -1) { if (errno != EEXIST) err(1," SIOCAIFGROUP"); } } /* ARGSUSED */ void unsetifgroup(const char *group_name, int dummy) { struct ifgroupreq ifgr; memset(&ifgr, 0, sizeof(ifgr)); strlcpy(ifgr.ifgr_name, name, IFNAMSIZ); if (group_name[0] && isdigit((unsigned char)group_name[strlen(group_name) - 1])) errx(1, "unsetifgroup: group names may not end in a digit"); if (strlcpy(ifgr.ifgr_group, group_name, IFNAMSIZ) >= IFNAMSIZ) errx(1, "unsetifgroup: group name too long"); if (ioctl(s, SIOCDIFGROUP, (caddr_t)&ifgr) == -1) err(1, "SIOCDIFGROUP"); } const char * get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp) { int len = *lenp, hexstr; u_int8_t *p = buf; hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x'); if (hexstr) val += 2; for (;;) { if (*val == '\0') break; if (sep != NULL && strchr(sep, *val) != NULL) { val++; break; } if (hexstr) { if (!isxdigit((u_char)val[0]) || !isxdigit((u_char)val[1])) { warnx("bad hexadecimal digits"); return NULL; } } if (p > buf + len) { if (hexstr) warnx("hexadecimal digits too long"); else warnx("strings too long"); return NULL; } if (hexstr) { #define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) *p++ = (tohex((u_char)val[0]) << 4) | tohex((u_char)val[1]); #undef tohex val += 2; } else { if (*val == '\\' && sep != NULL && strchr(sep, *(val + 1)) != NULL) val++; *p++ = *val++; } } len = p - buf; if (len < *lenp) memset(p, 0, *lenp - len); *lenp = len; return val; } void print_string(const u_int8_t *buf, int len) { int i = 0, hasspc = 0; if (len < 2 || buf[0] != '0' || tolower(buf[1]) != 'x') { for (; i < len; i++) { /* Only print 7-bit ASCII keys */ if (buf[i] & 0x80 || !isprint(buf[i])) break; if (isspace(buf[i])) hasspc++; } } if (i == len) { if (hasspc || len == 0) printf("\"%.*s\"", len, buf); else printf("%.*s", len, buf); } else { printf("0x"); for (i = 0; i < len; i++) printf("%02x", buf[i]); } } void setifnwid(const char *val, int d) { struct ieee80211_nwid nwid; int len; if (d != 0) { /* no network id is especially desired */ memset(&nwid, 0, sizeof(nwid)); len = 0; } else { len = sizeof(nwid.i_nwid); if (get_string(val, NULL, nwid.i_nwid, &len) == NULL) return; } nwid.i_len = len; (void)strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_data = (caddr_t)&nwid; if (ioctl(s, SIOCS80211NWID, (caddr_t)&ifr) < 0) warn("SIOCS80211NWID"); } void setifbssid(const char *val, int d) { struct ieee80211_bssid bssid; struct ether_addr *ea; if (d != 0) { /* no BSSID is especially desired */ memset(&bssid.i_bssid, 0, sizeof(bssid.i_bssid)); } else { ea = ether_aton((char*)val); if (ea == NULL) { warnx("malformed BSSID: %s", val); return; } memcpy(&bssid.i_bssid, ea->ether_addr_octet, sizeof(bssid.i_bssid)); } strlcpy(bssid.i_name, name, sizeof(bssid.i_name)); if (ioctl(s, SIOCS80211BSSID, &bssid) == -1) warn("SIOCS80211BSSID"); } void setifnwkey(const char *val, int d) { int i, len; struct ieee80211_nwkey nwkey; u_int8_t keybuf[IEEE80211_WEP_NKID][16]; bzero(&nwkey, sizeof(nwkey)); bzero(&keybuf, sizeof(keybuf)); nwkey.i_wepon = IEEE80211_NWKEY_WEP; nwkey.i_defkid = 1; if (d == -1) { /* disable WEP encryption */ nwkey.i_wepon = 0; i = 0; } else if (strcasecmp("persist", val) == 0) { /* use all values from persistent memory */ nwkey.i_wepon |= IEEE80211_NWKEY_PERSIST; nwkey.i_defkid = 0; for (i = 0; i < IEEE80211_WEP_NKID; i++) nwkey.i_key[i].i_keylen = -1; } else if (strncasecmp("persist:", val, 8) == 0) { val += 8; /* program keys in persistent memory */ nwkey.i_wepon |= IEEE80211_NWKEY_PERSIST; goto set_nwkey; } else { set_nwkey: if (isdigit((unsigned char)val[0]) && val[1] == ':') { /* specifying a full set of four keys */ nwkey.i_defkid = val[0] - '0'; val += 2; for (i = 0; i < IEEE80211_WEP_NKID; i++) { len = sizeof(keybuf[i]); val = get_string(val, ",", keybuf[i], &len); if (val == NULL) return; nwkey.i_key[i].i_keylen = len; nwkey.i_key[i].i_keydat = keybuf[i]; } if (*val != '\0') { warnx("SIOCS80211NWKEY: too many keys."); return; } } else { /* * length of each key must be either a 5 * character ASCII string or 10 hex digits for * 40 bit encryption, or 13 character ASCII * string or 26 hex digits for 128 bit * encryption. */ int j; char *tmp = NULL; size_t vlen = strlen(val); switch(vlen) { case 10: case 26: /* 0x must be missing for these lengths */ j = asprintf(&tmp, "0x%s", val); if (j == -1) { warnx("malloc failed"); return; } val = tmp; break; case 12: case 28: case 5: case 13: /* 0xkey or string case - all is ok */ break; default: warnx("Invalid WEP key length"); return; } len = sizeof(keybuf[0]); val = get_string(val, NULL, keybuf[0], &len); free(tmp); if (val == NULL) return; nwkey.i_key[0].i_keylen = len; nwkey.i_key[0].i_keydat = keybuf[0]; i = 1; } } (void)strlcpy(nwkey.i_name, name, sizeof(nwkey.i_name)); if (ioctl(s, SIOCS80211NWKEY, (caddr_t)&nwkey) == -1) warn("SIOCS80211NWKEY"); } /* ARGSUSED */ void setifwpa(const char *val, int d) { struct ieee80211_wpaparams wpa; memset(&wpa, 0, sizeof(wpa)); (void)strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); if (ioctl(s, SIOCG80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCG80211WPAPARMS"); wpa.i_enabled = d; if (ioctl(s, SIOCS80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCS80211WPAPARMS"); } /* ARGSUSED */ void setifwpaprotos(const char *val, int d) { struct ieee80211_wpaparams wpa; char *optlist, *str; u_int rval = 0; if ((optlist = strdup(val)) == NULL) err(1, "strdup"); str = strtok(optlist, ","); while (str != NULL) { if (strcasecmp(str, "wpa1") == 0) rval |= IEEE80211_WPA_PROTO_WPA1; else if (strcasecmp(str, "wpa2") == 0) rval |= IEEE80211_WPA_PROTO_WPA2; else errx(1, "wpaprotos: unknown protocol: %s", str); str = strtok(NULL, ","); } free(optlist); memset(&wpa, 0, sizeof(wpa)); (void)strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); if (ioctl(s, SIOCG80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCG80211WPAPARMS"); wpa.i_protos = rval; if (ioctl(s, SIOCS80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCS80211WPAPARMS"); } /* ARGSUSED */ void setifwpaakms(const char *val, int d) { struct ieee80211_wpaparams wpa; char *optlist, *str; u_int rval = 0; if ((optlist = strdup(val)) == NULL) err(1, "strdup"); str = strtok(optlist, ","); while (str != NULL) { if (strcasecmp(str, "psk") == 0) rval |= IEEE80211_WPA_AKM_PSK; else if (strcasecmp(str, "802.1x") == 0) rval |= IEEE80211_WPA_AKM_8021X; else errx(1, "wpaakms: unknown akm: %s", str); str = strtok(NULL, ","); } free(optlist); memset(&wpa, 0, sizeof(wpa)); (void)strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); if (ioctl(s, SIOCG80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCG80211WPAPARMS"); wpa.i_akms = rval; if (ioctl(s, SIOCS80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCS80211WPAPARMS"); } static const struct { const char *name; u_int cipher; } ciphers[] = { { "usegroup", IEEE80211_WPA_CIPHER_USEGROUP }, { "wep40", IEEE80211_WPA_CIPHER_WEP40 }, { "tkip", IEEE80211_WPA_CIPHER_TKIP }, { "ccmp", IEEE80211_WPA_CIPHER_CCMP }, { "wep104", IEEE80211_WPA_CIPHER_WEP104 } }; u_int getwpacipher(const char *name) { int i; for (i = 0; i < sizeof(ciphers) / sizeof(ciphers[0]); i++) if (strcasecmp(name, ciphers[i].name) == 0) return ciphers[i].cipher; return IEEE80211_WPA_CIPHER_NONE; } /* ARGSUSED */ void setifwpaciphers(const char *val, int d) { struct ieee80211_wpaparams wpa; char *optlist, *str; u_int rval = 0; if ((optlist = strdup(val)) == NULL) err(1, "strdup"); str = strtok(optlist, ","); while (str != NULL) { u_int cipher = getwpacipher(str); if (cipher == IEEE80211_WPA_CIPHER_NONE) errx(1, "wpaciphers: unknown cipher: %s", str); rval |= cipher; str = strtok(NULL, ","); } free(optlist); memset(&wpa, 0, sizeof(wpa)); (void)strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); if (ioctl(s, SIOCG80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCG80211WPAPARMS"); wpa.i_ciphers = rval; if (ioctl(s, SIOCS80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCS80211WPAPARMS"); } /* ARGSUSED */ void setifwpagroupcipher(const char *val, int d) { struct ieee80211_wpaparams wpa; u_int cipher; cipher = getwpacipher(val); if (cipher == IEEE80211_WPA_CIPHER_NONE) errx(1, "wpagroupcipher: unknown cipher: %s", val); memset(&wpa, 0, sizeof(wpa)); (void)strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); if (ioctl(s, SIOCG80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCG80211WPAPARMS"); wpa.i_groupcipher = cipher; if (ioctl(s, SIOCS80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCS80211WPAPARMS"); } void setifwpakey(const char *val, int d) { struct ieee80211_wpaparams wpa; struct ieee80211_wpapsk psk; struct ieee80211_nwid nwid; int passlen; memset(&psk, 0, sizeof(psk)); if (d != -1) { memset(&ifr, 0, sizeof(ifr)); ifr.ifr_data = (caddr_t)&nwid; strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if (ioctl(s, SIOCG80211NWID, (caddr_t)&ifr)) err(1, "SIOCG80211NWID"); passlen = strlen(val); if (passlen == 2 + 2 * sizeof(psk.i_psk) && val[0] == '0' && val[1] == 'x') { /* Parse a WPA hex key (must be full-length) */ passlen = sizeof(psk.i_psk); val = get_string(val, NULL, psk.i_psk, &passlen); if (val == NULL || passlen != sizeof(psk.i_psk)) errx(1, "wpakey: invalid pre-shared key"); } else { /* Parse a WPA passphrase */ if (passlen < 8 || passlen > 63) errx(1, "wpakey: passphrase must be between " "8 and 63 characters"); if (nwid.i_len == 0) errx(1, "wpakey: nwid not set"); if (pkcs5_pbkdf2(val, passlen, nwid.i_nwid, nwid.i_len, psk.i_psk, sizeof(psk.i_psk), 4096) != 0) errx(1, "wpakey: passphrase hashing failed"); } psk.i_enabled = 1; } else psk.i_enabled = 0; (void)strlcpy(psk.i_name, name, sizeof(psk.i_name)); if (ioctl(s, SIOCS80211WPAPSK, (caddr_t)&psk) < 0) err(1, "SIOCS80211WPAPSK"); /* And ... automatically enable or disable WPA */ memset(&wpa, 0, sizeof(wpa)); (void)strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); if (ioctl(s, SIOCG80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCG80211WPAPARMS"); wpa.i_enabled = psk.i_enabled; if (ioctl(s, SIOCS80211WPAPARMS, (caddr_t)&wpa) < 0) err(1, "SIOCS80211WPAPARMS"); } void setifchan(const char *val, int d) { struct ieee80211chanreq channel; const char *errstr; int chan; if (val == NULL) { if (shownet80211chans || shownet80211nodes) usage(1); shownet80211chans = 1; return; } if (d != 0) chan = IEEE80211_CHAN_ANY; else { chan = strtonum(val, 1, 256, &errstr); if (errstr) { warnx("invalid channel %s: %s", val, errstr); return; } } strlcpy(channel.i_name, name, sizeof(channel.i_name)); channel.i_channel = (u_int16_t)chan; if (ioctl(s, SIOCS80211CHANNEL, (caddr_t)&channel) == -1) warn("SIOCS80211CHANNEL"); } /* ARGSUSED */ void setifscan(const char *val, int d) { if (shownet80211chans || shownet80211nodes) usage(1); shownet80211nodes = 1; } #ifndef SMALL void setifnwflag(const char *val, int d) { static const struct ieee80211_flags nwflags[] = IEEE80211_FLAGS; u_int i, flag = 0; for (i = 0; i < (sizeof(nwflags) / sizeof(nwflags[0])); i++) { if (strcmp(val, nwflags[i].f_name) == 0) { flag = nwflags[i].f_flag; break; } } if (flag == 0) errx(1, "Invalid nwflag: %s", val); if (ioctl(s, SIOCG80211FLAGS, (caddr_t)&ifr) != 0) err(1, "SIOCG80211FLAGS"); if (d) ifr.ifr_flags &= ~flag; else ifr.ifr_flags |= flag; if (ioctl(s, SIOCS80211FLAGS, (caddr_t)&ifr) != 0) err(1, "SIOCS80211FLAGS"); } void unsetifnwflag(const char *val, int d) { setifnwflag(val, 1); } /* ARGSUSED */ void setifpowersave(const char *val, int d) { struct ieee80211_power power; const char *errmsg = NULL; (void)strlcpy(power.i_name, name, sizeof(power.i_name)); if (ioctl(s, SIOCG80211POWER, (caddr_t)&power) == -1) { warn("SIOCG80211POWER"); return; } if (d != -1 && val != NULL) { power.i_maxsleep = strtonum(val, 0, INT_MAX, &errmsg); if (errmsg) errx(1, "powersave %s: %s", val, errmsg); } power.i_enabled = d == -1 ? 0 : 1; if (ioctl(s, SIOCS80211POWER, (caddr_t)&power) == -1) warn("SIOCS80211POWER"); } #endif void print_cipherset(u_int32_t cipherset) { const char *sep = ""; int i; if (cipherset == IEEE80211_WPA_CIPHER_NONE) { printf("none"); return; } for (i = 0; i < sizeof(ciphers) / sizeof(ciphers[0]); i++) { if (cipherset & ciphers[i].cipher) { printf("%s%s", sep, ciphers[i].name); sep = ","; } } } void ieee80211_status(void) { int len, i, nwkey_verbose, inwid, inwkey, ipsk, ichan, ipwr; int ibssid, iwpa; struct ieee80211_nwid nwid; struct ieee80211_nwkey nwkey; struct ieee80211_wpapsk psk; struct ieee80211_power power; struct ieee80211chanreq channel; struct ieee80211_bssid bssid; struct ieee80211_wpaparams wpa; struct ieee80211_nodereq nr; u_int8_t zero_bssid[IEEE80211_ADDR_LEN]; u_int8_t keybuf[IEEE80211_WEP_NKID][16]; struct ether_addr ea; /* get current status via ioctls */ memset(&ifr, 0, sizeof(ifr)); ifr.ifr_data = (caddr_t)&nwid; strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); inwid = ioctl(s, SIOCG80211NWID, (caddr_t)&ifr); memset(&nwkey, 0, sizeof(nwkey)); strlcpy(nwkey.i_name, name, sizeof(nwkey.i_name)); inwkey = ioctl(s, SIOCG80211NWKEY, (caddr_t)&nwkey); memset(&psk, 0, sizeof(psk)); strlcpy(psk.i_name, name, sizeof(psk.i_name)); ipsk = ioctl(s, SIOCG80211WPAPSK, (caddr_t)&psk); memset(&power, 0, sizeof(power)); strlcpy(power.i_name, name, sizeof(power.i_name)); ipwr = ioctl(s, SIOCG80211POWER, &power); memset(&channel, 0, sizeof(channel)); strlcpy(channel.i_name, name, sizeof(channel.i_name)); ichan = ioctl(s, SIOCG80211CHANNEL, (caddr_t)&channel); memset(&bssid, 0, sizeof(bssid)); strlcpy(bssid.i_name, name, sizeof(bssid.i_name)); ibssid = ioctl(s, SIOCG80211BSSID, &bssid); memset(&wpa, 0, sizeof(wpa)); strlcpy(wpa.i_name, name, sizeof(wpa.i_name)); iwpa = ioctl(s, SIOCG80211WPAPARMS, &wpa); /* check if any ieee80211 option is active */ if (inwid == 0 || inwkey == 0 || ipsk == 0 || ipwr == 0 || ichan == 0 || ibssid == 0 || iwpa == 0) fputs("\tieee80211:", stdout); else return; if (inwid == 0) { /* nwid.i_nwid is not NUL terminated. */ len = nwid.i_len; if (len > IEEE80211_NWID_LEN) len = IEEE80211_NWID_LEN; fputs(" nwid ", stdout); print_string(nwid.i_nwid, len); } if (ichan == 0 && channel.i_channel != 0 && channel.i_channel != IEEE80211_CHAN_ANY) printf(" chan %u", channel.i_channel); memset(&zero_bssid, 0, sizeof(zero_bssid)); if (ibssid == 0 && memcmp(bssid.i_bssid, zero_bssid, IEEE80211_ADDR_LEN) != 0) { memcpy(&ea.ether_addr_octet, bssid.i_bssid, sizeof(ea.ether_addr_octet)); printf(" bssid %s", ether_ntoa(&ea)); bzero(&nr, sizeof(nr)); bcopy(bssid.i_bssid, &nr.nr_macaddr, sizeof(nr.nr_macaddr)); strlcpy(nr.nr_ifname, name, sizeof(nr.nr_ifname)); if (ioctl(s, SIOCG80211NODE, &nr) == 0 && nr.nr_rssi) { if (nr.nr_max_rssi) printf(" %u%%", IEEE80211_NODEREQ_RSSI(&nr)); else printf(" %ddBm", nr.nr_rssi); } } if (inwkey == 0 && nwkey.i_wepon > 0) { fputs(" nwkey ", stdout); /* try to retrieve WEP keys */ for (i = 0; i < IEEE80211_WEP_NKID; i++) { nwkey.i_key[i].i_keydat = keybuf[i]; nwkey.i_key[i].i_keylen = sizeof(keybuf[i]); } if (ioctl(s, SIOCG80211NWKEY, (caddr_t)&nwkey) == -1) { fputs("", stdout); } else { nwkey_verbose = 0; /* * check to see non default key * or multiple keys defined */ if (nwkey.i_defkid != 1) { nwkey_verbose = 1; } else { for (i = 1; i < IEEE80211_WEP_NKID; i++) { if (nwkey.i_key[i].i_keylen != 0) { nwkey_verbose = 1; break; } } } /* check extra ambiguity with keywords */ if (!nwkey_verbose) { if (nwkey.i_key[0].i_keylen >= 2 && isdigit((unsigned char)nwkey.i_key[0].i_keydat[0]) && nwkey.i_key[0].i_keydat[1] == ':') nwkey_verbose = 1; else if (nwkey.i_key[0].i_keylen >= 7 && strncasecmp("persist", (char *)nwkey.i_key[0].i_keydat, 7) == 0) nwkey_verbose = 1; } if (nwkey_verbose) printf("%d:", nwkey.i_defkid); for (i = 0; i < IEEE80211_WEP_NKID; i++) { if (i > 0) putchar(','); if (nwkey.i_key[i].i_keylen < 0) { fputs("persist", stdout); } else { /* * XXX * sanity check nwkey.i_key[i].i_keylen */ print_string(nwkey.i_key[i].i_keydat, nwkey.i_key[i].i_keylen); } if (!nwkey_verbose) break; } } } if (ipsk == 0 && psk.i_enabled) { fputs(" wpakey ", stdout); if (psk.i_enabled == 2) fputs("", stdout); else print_string(psk.i_psk, sizeof(psk.i_psk)); } if (iwpa == 0 && wpa.i_enabled) { const char *sep; fputs(" wpaprotos ", stdout); sep = ""; if (wpa.i_protos & IEEE80211_WPA_PROTO_WPA1) { fputs("wpa1", stdout); sep = ","; } if (wpa.i_protos & IEEE80211_WPA_PROTO_WPA2) printf("%swpa2", sep); fputs(" wpaakms ", stdout); sep = ""; if (wpa.i_akms & IEEE80211_WPA_AKM_PSK) { fputs("psk", stdout); sep = ","; } if (wpa.i_akms & IEEE80211_WPA_AKM_8021X) printf("%s802.1x", sep); fputs(" wpaciphers ", stdout); print_cipherset(wpa.i_ciphers); fputs(" wpagroupcipher ", stdout); print_cipherset(wpa.i_groupcipher); } if (ipwr == 0 && power.i_enabled) printf(" powersave on (%dms sleep)", power.i_maxsleep); if (ioctl(s, SIOCG80211FLAGS, (caddr_t)&ifr) == 0 && ifr.ifr_flags) { putchar(' '); printb_status(ifr.ifr_flags, IEEE80211_F_USERBITS); } putchar('\n'); if (shownet80211chans) ieee80211_listchans(); else if (shownet80211nodes) ieee80211_listnodes(); } void ieee80211_listchans(void) { static struct ieee80211_channel chans[256+1]; struct ieee80211_chanreq_all ca; int i; bzero(&ca, sizeof(ca)); bzero(chans, sizeof(chans)); ca.i_chans = chans; strlcpy(ca.i_name, name, sizeof(ca.i_name)); if (ioctl(s, SIOCG80211ALLCHANS, &ca) != 0) { warn("SIOCG80211ALLCHANS"); return; } printf("\t\t%4s %-8s %s\n", "chan", "freq", "properties"); for (i = 1; i <= 256; i++) { if (chans[i].ic_flags == 0) continue; printf("\t\t%4d %4d MHz ", i, chans[i].ic_freq); if (chans[i].ic_flags & IEEE80211_CHAN_PASSIVE) printf("passive scan"); else putchar('-'); putchar('\n'); } } /* * Returns an integer less than, equal to, or greater than zero if nr1's * RSSI is respectively greater than, equal to, or less than nr2's RSSI. */ static int rssicmp(const void *nr1, const void *nr2) { const struct ieee80211_nodereq *x = nr1, *y = nr2; return y->nr_rssi < x->nr_rssi ? -1 : y->nr_rssi > x->nr_rssi; } void ieee80211_listnodes(void) { struct ieee80211_nodereq_all na; struct ieee80211_nodereq nr[512]; struct ifreq ifr; int i, down = 0; if ((flags & IFF_UP) == 0) { down = 1; setifflags("up", IFF_UP); } bzero(&ifr, sizeof(ifr)); strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if (ioctl(s, SIOCS80211SCAN, (caddr_t)&ifr) != 0) { if (errno == EPERM) printf("\t\tno permission to scan\n"); goto done; } bzero(&na, sizeof(na)); bzero(&nr, sizeof(nr)); na.na_node = nr; na.na_size = sizeof(nr); strlcpy(na.na_ifname, name, sizeof(na.na_ifname)); if (ioctl(s, SIOCG80211ALLNODES, &na) != 0) { warn("SIOCG80211ALLNODES"); goto done; } if (!na.na_nodes) printf("\t\tnone\n"); else qsort(nr, na.na_nodes, sizeof(*nr), rssicmp); for (i = 0; i < na.na_nodes; i++) { printf("\t\t"); ieee80211_printnode(&nr[i]); putchar('\n'); } done: if (down) setifflags("restore", -IFF_UP); } void ieee80211_printnode(struct ieee80211_nodereq *nr) { int len; if (nr->nr_flags & IEEE80211_NODEREQ_AP || nr->nr_capinfo & IEEE80211_CAPINFO_IBSS) { len = nr->nr_nwid_len; if (len > IEEE80211_NWID_LEN) len = IEEE80211_NWID_LEN; printf("nwid "); print_string(nr->nr_nwid, len); putchar(' '); printf("chan %u ", nr->nr_channel); printf("bssid %s ", ether_ntoa((struct ether_addr*)nr->nr_bssid)); } if ((nr->nr_flags & IEEE80211_NODEREQ_AP) == 0) printf("lladdr %s ", ether_ntoa((struct ether_addr*)nr->nr_macaddr)); if (nr->nr_max_rssi) printf("%u%% ", IEEE80211_NODEREQ_RSSI(nr)); else printf("%ddBm ", nr->nr_rssi); if (nr->nr_pwrsave) printf("powersave "); if (nr->nr_nrates) { /* Only print the fastest rate */ printf("%uM", (nr->nr_rates[nr->nr_nrates - 1] & IEEE80211_RATE_VAL) / 2); putchar(' '); } /* ESS is the default, skip it */ nr->nr_capinfo &= ~IEEE80211_CAPINFO_ESS; if (nr->nr_capinfo) { printb_status(nr->nr_capinfo, IEEE80211_CAPINFO_BITS); if (nr->nr_capinfo & IEEE80211_CAPINFO_PRIVACY) { if (nr->nr_rsnciphers & IEEE80211_WPA_CIPHER_CCMP) fputs(",wpa2", stdout); else if (nr->nr_rsnciphers & IEEE80211_WPA_CIPHER_TKIP) fputs(",wpa1", stdout); else fputs(",wep", stdout); if (nr->nr_rsnakms & IEEE80211_WPA_AKM_8021X || nr->nr_rsnakms & IEEE80211_WPA_AKM_SHA256_8021X) fputs(",802.1x", stdout); } putchar(' '); } if ((nr->nr_flags & IEEE80211_NODEREQ_AP) == 0) printb_status(IEEE80211_NODEREQ_STATE(nr->nr_state), IEEE80211_NODEREQ_STATE_BITS); } void init_current_media(void) { struct ifmediareq ifmr; /* * If we have not yet done so, grab the currently-selected * media. */ if ((actions & (A_MEDIA|A_MEDIAOPT|A_MEDIAMODE)) == 0) { (void) memset(&ifmr, 0, sizeof(ifmr)); (void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) { /* * If we get E2BIG, the kernel is telling us * that there are more, so we can ignore it. */ if (errno != E2BIG) err(1, "SIOCGIFMEDIA"); } media_current = ifmr.ifm_current; } /* Sanity. */ if (IFM_TYPE(media_current) == 0) errx(1, "%s: no link type?", name); } void process_media_commands(void) { if ((actions & (A_MEDIA|A_MEDIAOPT)) == 0) { /* Nothing to do. */ return; } /* * Media already set up, and commands sanity-checked. Set/clear * any options, and we're ready to go. */ media_current |= mediaopt_set; media_current &= ~mediaopt_clear; (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_media = media_current; if (ioctl(s, SIOCSIFMEDIA, (caddr_t)&ifr) < 0) ; } /* ARGSUSED */ void setmedia(const char *val, int d) { uint64_t type, subtype, inst; if (val == NULL) { if (showmediaflag) usage(1); showmediaflag = 1; return; } init_current_media(); /* Only one media command may be given. */ if (actions & A_MEDIA) errx(1, "only one `media' command may be issued"); /* Must not come after mode commands */ if (actions & A_MEDIAMODE) errx(1, "may not issue `media' after `mode' commands"); /* Must not come after mediaopt commands */ if (actions & A_MEDIAOPT) errx(1, "may not issue `media' after `mediaopt' commands"); /* * No need to check if `instance' has been issued; setmediainst() * craps out if `media' has not been specified. */ type = IFM_TYPE(media_current); inst = IFM_INST(media_current); /* Look up the subtype. */ subtype = get_media_subtype(type, val); /* Build the new current media word. */ media_current = IFM_MAKEWORD(type, subtype, 0, inst); /* Media will be set after other processing is complete. */ } /* ARGSUSED */ void setmediamode(const char *val, int d) { uint64_t type, subtype, options, inst, mode; init_current_media(); /* Can only issue `mode' once. */ if (actions & A_MEDIAMODE) errx(1, "only one `mode' command may be issued"); type = IFM_TYPE(media_current); subtype = IFM_SUBTYPE(media_current); options = IFM_OPTIONS(media_current); inst = IFM_INST(media_current); if ((mode = get_media_mode(type, val)) == -1) errx(1, "invalid media mode: %s", val); media_current = IFM_MAKEWORD(type, subtype, options, inst) | mode; /* Media will be set after other processing is complete. */ } void setmediaopt(const char *val, int d) { init_current_media(); /* Can only issue `mediaopt' once. */ if (actions & A_MEDIAOPTSET) errx(1, "only one `mediaopt' command may be issued"); /* Can't issue `mediaopt' if `instance' has already been issued. */ if (actions & A_MEDIAINST) errx(1, "may not issue `mediaopt' after `instance'"); mediaopt_set = get_media_options(IFM_TYPE(media_current), val); /* Media will be set after other processing is complete. */ } /* ARGSUSED */ void unsetmediaopt(const char *val, int d) { init_current_media(); /* Can only issue `-mediaopt' once. */ if (actions & A_MEDIAOPTCLR) errx(1, "only one `-mediaopt' command may be issued"); /* May not issue `media' and `-mediaopt'. */ if (actions & A_MEDIA) errx(1, "may not issue both `media' and `-mediaopt'"); /* * No need to check for A_MEDIAINST, since the test for A_MEDIA * implicitly checks for A_MEDIAINST. */ mediaopt_clear = get_media_options(IFM_TYPE(media_current), val); /* Media will be set after other processing is complete. */ } /* ARGSUSED */ void setmediainst(const char *val, int d) { uint64_t type, subtype, options, inst; const char *errmsg = NULL; init_current_media(); /* Can only issue `instance' once. */ if (actions & A_MEDIAINST) errx(1, "only one `instance' command may be issued"); /* Must have already specified `media' */ if ((actions & A_MEDIA) == 0) errx(1, "must specify `media' before `instance'"); type = IFM_TYPE(media_current); subtype = IFM_SUBTYPE(media_current); options = IFM_OPTIONS(media_current); inst = strtonum(val, 0, IFM_INST_MAX, &errmsg); if (errmsg) errx(1, "media instance %s: %s", val, errmsg); media_current = IFM_MAKEWORD(type, subtype, options, inst); /* Media will be set after other processing is complete. */ } /* * Note: * bits: 0 1 2 3 4 5 .... 24 25 ... 30 31 * T1 mode: N/A ch1 ch2 ch3 ch4 ch5 ch24 N/A N/A N/A * E1 mode: ts0 ts1 ts2 ts3 ts4 ts5 ts24 ts25 ts30 ts31 */ #ifndef SMALL /* ARGSUSED */ void settimeslot(const char *val, int d) { #define SINGLE_CHANNEL 0x1 #define RANGE_CHANNEL 0x2 #define ALL_CHANNELS 0xFFFFFFFF unsigned long ts_map = 0; char *ptr = (char *)val; int ts_flag = 0; int ts = 0, ts_start = 0; if (strcmp(val,"all") == 0) { ts_map = ALL_CHANNELS; } else { while (*ptr != '\0') { if (isdigit((unsigned char)*ptr)) { ts = strtoul(ptr, &ptr, 10); ts_flag |= SINGLE_CHANNEL; } else { if (*ptr == '-') { ts_flag |= RANGE_CHANNEL; ts_start = ts; } else { ts_map |= get_ts_map(ts_flag, ts_start, ts); ts_flag = 0; } ptr++; } } if (ts_flag) ts_map |= get_ts_map(ts_flag, ts_start, ts); } (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_data = (caddr_t)&ts_map; if (ioctl(s, SIOCSIFTIMESLOT, (caddr_t)&ifr) < 0) err(1, "SIOCSIFTIMESLOT"); } unsigned long get_ts_map(int ts_flag, int ts_start, int ts_stop) { int i = 0; unsigned long map = 0, mask = 0; if ((ts_flag & (SINGLE_CHANNEL | RANGE_CHANNEL)) == 0) return 0; if (ts_flag & RANGE_CHANNEL) { /* Range of channels */ for (i = ts_start; i <= ts_stop; i++) { mask = 1 << i; map |=mask; } } else { /* Single channel */ mask = 1 << ts_stop; map |= mask; } return map; } void timeslot_status(void) { char *sep = " "; unsigned long ts_map = 0; int i, start = -1; ifr.ifr_data = (caddr_t)&ts_map; if (ioctl(s, SIOCGIFTIMESLOT, (caddr_t)&ifr) == -1) return; printf("\ttimeslot:"); for (i = 0; i < sizeof(ts_map) * 8; i++) { if (start == -1 && ts_map & (1 << i)) start = i; else if (start != -1 && !(ts_map & (1 << i))) { if (start == i - 1) printf("%s%d", sep, start); else printf("%s%d-%d", sep, start, i-1); sep = ","; start = -1; } } if (start != -1) { if (start == i - 1) printf("%s%d", sep, start); else printf("%s%d-%d", sep, start, i-1); } printf("\n"); } #endif const struct ifmedia_description ifm_type_descriptions[] = IFM_TYPE_DESCRIPTIONS; const struct ifmedia_description ifm_subtype_descriptions[] = IFM_SUBTYPE_DESCRIPTIONS; struct ifmedia_description ifm_mode_descriptions[] = IFM_MODE_DESCRIPTIONS; const struct ifmedia_description ifm_option_descriptions[] = IFM_OPTION_DESCRIPTIONS; const char * get_media_type_string(uint64_t mword) { const struct ifmedia_description *desc; for (desc = ifm_type_descriptions; desc->ifmt_string != NULL; desc++) { if (IFM_TYPE(mword) == desc->ifmt_word) return (desc->ifmt_string); } return (""); } const char * get_media_subtype_string(uint64_t mword) { const struct ifmedia_description *desc; for (desc = ifm_subtype_descriptions; desc->ifmt_string != NULL; desc++) { if (IFM_TYPE_MATCH(desc->ifmt_word, mword) && IFM_SUBTYPE(desc->ifmt_word) == IFM_SUBTYPE(mword)) return (desc->ifmt_string); } return (""); } uint64_t get_media_subtype(uint64_t type, const char *val) { uint64_t rval; rval = lookup_media_word(ifm_subtype_descriptions, type, val); if (rval == -1) errx(1, "unknown %s media subtype: %s", get_media_type_string(type), val); return (rval); } uint64_t get_media_mode(uint64_t type, const char *val) { uint64_t rval; rval = lookup_media_word(ifm_mode_descriptions, type, val); if (rval == -1) errx(1, "unknown %s media mode: %s", get_media_type_string(type), val); return (rval); } uint64_t get_media_options(uint64_t type, const char *val) { char *optlist, *str; uint64_t option, rval = 0; /* We muck with the string, so copy it. */ optlist = strdup(val); if (optlist == NULL) err(1, "strdup"); str = optlist; /* * Look up the options in the user-provided comma-separated list. */ for (; (str = strtok(str, ",")) != NULL; str = NULL) { option = lookup_media_word(ifm_option_descriptions, type, str); if (option == -1) errx(1, "unknown %s media option: %s", get_media_type_string(type), str); rval |= IFM_OPTIONS(option); } free(optlist); return (rval); } uint64_t lookup_media_word(const struct ifmedia_description *desc, uint64_t type, const char *val) { for (; desc->ifmt_string != NULL; desc++) { if (IFM_TYPE_MATCH(desc->ifmt_word, type) && strcasecmp(desc->ifmt_string, val) == 0) return (desc->ifmt_word); } return (-1); } void print_media_word(uint64_t ifmw, int print_type, int as_syntax) { const struct ifmedia_description *desc; uint64_t seen_option = 0; if (print_type) printf("%s ", get_media_type_string(ifmw)); printf("%s%s", as_syntax ? "media " : "", get_media_subtype_string(ifmw)); /* Find mode. */ if (IFM_MODE(ifmw) != 0) { for (desc = ifm_mode_descriptions; desc->ifmt_string != NULL; desc++) { if (IFM_TYPE_MATCH(desc->ifmt_word, ifmw) && IFM_MODE(ifmw) == IFM_MODE(desc->ifmt_word)) { printf(" mode %s", desc->ifmt_string); break; } } } /* Find options. */ for (desc = ifm_option_descriptions; desc->ifmt_string != NULL; desc++) { if (IFM_TYPE_MATCH(desc->ifmt_word, ifmw) && (IFM_OPTIONS(ifmw) & IFM_OPTIONS(desc->ifmt_word)) != 0 && (seen_option & IFM_OPTIONS(desc->ifmt_word)) == 0) { if (seen_option == 0) printf(" %s", as_syntax ? "mediaopt " : ""); printf("%s%s", seen_option ? "," : "", desc->ifmt_string); seen_option |= IFM_OPTIONS(desc->ifmt_word); } } if (IFM_INST(ifmw) != 0) printf(" instance %lld", IFM_INST(ifmw)); } /* ARGSUSED */ static void phys_status(int force) { char psrcaddr[NI_MAXHOST]; char pdstaddr[NI_MAXHOST]; const char *ver = ""; const int niflag = NI_NUMERICHOST; struct if_laddrreq req; in_port_t dstport = 0; psrcaddr[0] = pdstaddr[0] = '\0'; memset(&req, 0, sizeof(req)); (void) strlcpy(req.iflr_name, name, sizeof(req.iflr_name)); if (ioctl(s, SIOCGLIFPHYADDR, (caddr_t)&req) < 0) return; #ifdef INET6 if (req.addr.ss_family == AF_INET6) in6_fillscopeid((struct sockaddr_in6 *)&req.addr); #endif /* INET6 */ if (getnameinfo((struct sockaddr *)&req.addr, req.addr.ss_len, psrcaddr, sizeof(psrcaddr), 0, 0, niflag) != 0) strlcpy(psrcaddr, "", sizeof(psrcaddr)); #ifdef INET6 if (req.addr.ss_family == AF_INET6) ver = "6"; #endif /* INET6 */ if (req.dstaddr.ss_family == AF_INET) dstport = ((struct sockaddr_in *)&req.dstaddr)->sin_port; #ifdef INET6 else if (req.dstaddr.ss_family == AF_INET6) { in6_fillscopeid((struct sockaddr_in6 *)&req.dstaddr); dstport = ((struct sockaddr_in6 *)&req.dstaddr)->sin6_port; } #endif /* INET6 */ if (getnameinfo((struct sockaddr *)&req.dstaddr, req.dstaddr.ss_len, pdstaddr, sizeof(pdstaddr), 0, 0, niflag) != 0) strlcpy(pdstaddr, "", sizeof(pdstaddr)); printf("\ttunnel: inet%s %s -> %s", ver, psrcaddr, pdstaddr); if (dstport) printf(":%u", ntohs(dstport)); if (ioctl(s, SIOCGVNETID, (caddr_t)&ifr) == 0) printf(" vnetid %d", ifr.ifr_vnetid); if (ioctl(s, SIOCGLIFPHYTTL, (caddr_t)&ifr) == 0 && ifr.ifr_ttl > 0) printf(" ttl %d", ifr.ifr_ttl); #ifndef SMALL if (ioctl(s, SIOCGLIFPHYRTABLE, (caddr_t)&ifr) == 0 && (rdomainid != 0 || ifr.ifr_rdomainid != 0)) printf(" rdomain %d", ifr.ifr_rdomainid); #endif printf("\n"); } #ifndef SMALL const uint64_t ifm_status_valid_list[] = IFM_STATUS_VALID_LIST; const struct ifmedia_status_description ifm_status_descriptions[] = IFM_STATUS_DESCRIPTIONS; #endif const struct if_status_description if_status_descriptions[] = LINK_STATE_DESCRIPTIONS; const char * get_linkstate(int mt, int link_state) { const struct if_status_description *p; static char buf[8]; for (p = if_status_descriptions; p->ifs_string != NULL; p++) { if (LINK_STATE_DESC_MATCH(p, mt, link_state)) return (p->ifs_string); } snprintf(buf, sizeof(buf), "[#%d]", link_state); return buf; } /* * Print the status of the interface. If an address family was * specified, show it and it only; otherwise, show them all. */ void status(int link, struct sockaddr_dl *sdl, int ls) { const struct afswtch *p = afp; struct ifmediareq ifmr; #ifndef SMALL struct ifreq ifrdesc; struct ifkalivereq ikardesc; char ifdescr[IFDESCRSIZE]; char ifname[IF_NAMESIZE]; #endif uint64_t *media_list; int i; printf("%s: ", name); printb("flags", flags | (xflags << 16), IFFBITS); if (rdomainid) printf(" rdomain %d", rdomainid); if (metric) printf(" metric %lu", metric); if (mtu) printf(" mtu %lu", mtu); putchar('\n'); #ifndef SMALL if (showcapsflag) printifhwfeatures(NULL, 1); #endif if (sdl != NULL && sdl->sdl_alen && (sdl->sdl_type == IFT_ETHER || sdl->sdl_type == IFT_CARP)) (void)printf("\tlladdr %s\n", ether_ntoa( (struct ether_addr *)LLADDR(sdl))); #ifndef SMALL (void) memset(&ifrdesc, 0, sizeof(ifrdesc)); (void) strlcpy(ifrdesc.ifr_name, name, sizeof(ifrdesc.ifr_name)); ifrdesc.ifr_data = (caddr_t)&ifdescr; if (ioctl(s, SIOCGIFDESCR, &ifrdesc) == 0 && strlen(ifrdesc.ifr_data)) printf("\tdescription: %s\n", ifrdesc.ifr_data); if (!is_bridge(name) && ioctl(s, SIOCGIFPRIORITY, &ifrdesc) == 0) printf("\tpriority: %d\n", ifrdesc.ifr_metric); (void) memset(&ikardesc, 0, sizeof(ikardesc)); (void) strlcpy(ikardesc.ikar_name, name, sizeof(ikardesc.ikar_name)); if (ioctl(s, SIOCGETKALIVE, &ikardesc) == 0 && (ikardesc.ikar_timeo != 0 || ikardesc.ikar_cnt != 0)) printf("\tkeepalive: timeout %d count %d\n", ikardesc.ikar_timeo, ikardesc.ikar_cnt); if (ioctl(s, SIOCGIFPAIR, &ifrdesc) == 0 && ifrdesc.ifr_index != 0 && if_indextoname(ifrdesc.ifr_index, ifname) != NULL) printf("\tpatch: %s\n", ifname); #endif vlan_status(); #ifndef SMALL carp_status(); pfsync_status(); pppoe_status(); timeslot_status(); sppp_status(); mpe_status(); mpw_status(); pflow_status(); #endif trunk_status(); getifgroups(); (void) memset(&ifmr, 0, sizeof(ifmr)); (void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) { /* * Interface doesn't support SIOC{G,S}IFMEDIA. */ if (ls != LINK_STATE_UNKNOWN) printf("\tstatus: %s\n", get_linkstate(sdl->sdl_type, ls)); goto proto_status; } if (ifmr.ifm_count == 0) { warnx("%s: no media types?", name); goto proto_status; } media_list = calloc(ifmr.ifm_count, sizeof(*media_list)); if (media_list == NULL) err(1, "calloc"); ifmr.ifm_ulist = media_list; if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) err(1, "SIOCGIFMEDIA"); printf("\tmedia: "); print_media_word(ifmr.ifm_current, 1, 0); if (ifmr.ifm_active != ifmr.ifm_current) { putchar(' '); putchar('('); print_media_word(ifmr.ifm_active, 0, 0); putchar(')'); } putchar('\n'); #ifdef SMALL printf("\tstatus: %s\n", get_linkstate(sdl->sdl_type, ls)); #else if (ifmr.ifm_status & IFM_AVALID) { const struct ifmedia_status_description *ifms; int bitno, found = 0; printf("\tstatus: "); for (bitno = 0; ifm_status_valid_list[bitno] != 0; bitno++) { for (ifms = ifm_status_descriptions; ifms->ifms_valid != 0; ifms++) { if (ifms->ifms_type != IFM_TYPE(ifmr.ifm_current) || ifms->ifms_valid != ifm_status_valid_list[bitno]) continue; printf("%s%s", found ? ", " : "", IFM_STATUS_DESC(ifms, ifmr.ifm_status)); found = 1; /* * For each valid indicator bit, there's * only one entry for each media type, so * terminate the inner loop now. */ break; } } if (found == 0) printf("unknown"); putchar('\n'); } #endif ieee80211_status(); if (showmediaflag) { uint64_t type; int printed_type = 0; for (type = IFM_NMIN; type <= IFM_NMAX; type += IFM_NMIN) { for (i = 0, printed_type = 0; i < ifmr.ifm_count; i++) { if (IFM_TYPE(media_list[i]) == type) { /* * Don't advertise media with fixed * data rates for wireless interfaces. * Normal people don't need these. */ if (type == IFM_IEEE80211 && (media_list[i] & IFM_TMASK) != IFM_AUTO) continue; if (printed_type == 0) { printf("\tsupported media:\n"); printed_type = 1; } printf("\t\t"); print_media_word(media_list[i], 0, 1); printf("\n"); } } } } free(media_list); proto_status: if (link == 0) { if ((p = afp) != NULL) { p->af_status(1); } else for (p = afs; p->af_name; p++) { ifr.ifr_addr.sa_family = p->af_af; p->af_status(0); } } phys_status(0); #ifndef SMALL bridge_status(); #endif } /* ARGSUSED */ void in_status(int force) { struct sockaddr_in *sin, sin2; getsock(AF_INET); if (s < 0) { if (errno == EPROTONOSUPPORT) return; err(1, "socket"); } (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); sin = (struct sockaddr_in *)&ifr.ifr_addr; /* * We keep the interface address and reset it before each * ioctl() so we can get ifaliases information (as opposed * to the primary interface netmask/dstaddr/broadaddr, if * the ifr_addr field is zero). */ memcpy(&sin2, &ifr.ifr_addr, sizeof(sin2)); printf("\tinet %s", inet_ntoa(sin->sin_addr)); (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if (ioctl(s, SIOCGIFNETMASK, (caddr_t)&ifr) < 0) { if (errno != EADDRNOTAVAIL) warn("SIOCGIFNETMASK"); memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr)); } else netmask.sin_addr = ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr; if (flags & IFF_POINTOPOINT) { memcpy(&ifr.ifr_addr, &sin2, sizeof(sin2)); if (ioctl(s, SIOCGIFDSTADDR, (caddr_t)&ifr) < 0) { if (errno == EADDRNOTAVAIL) memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr)); else warn("SIOCGIFDSTADDR"); } (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); sin = (struct sockaddr_in *)&ifr.ifr_dstaddr; printf(" --> %s", inet_ntoa(sin->sin_addr)); } printf(" netmask 0x%x", ntohl(netmask.sin_addr.s_addr)); if (flags & IFF_BROADCAST) { memcpy(&ifr.ifr_addr, &sin2, sizeof(sin2)); if (ioctl(s, SIOCGIFBRDADDR, (caddr_t)&ifr) < 0) { if (errno == EADDRNOTAVAIL) memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr)); else warn("SIOCGIFBRDADDR"); } (void) strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); sin = (struct sockaddr_in *)&ifr.ifr_addr; if (sin->sin_addr.s_addr != 0) printf(" broadcast %s", inet_ntoa(sin->sin_addr)); } putchar('\n'); } /* ARGSUSED */ void setifprefixlen(const char *addr, int d) { if (afp->af_getprefix) afp->af_getprefix(addr, MASK); explicit_prefix = 1; } #ifdef INET6 void in6_fillscopeid(struct sockaddr_in6 *sin6) { #ifdef __KAME__ if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { sin6->sin6_scope_id = ntohs(*(u_int16_t *)&sin6->sin6_addr.s6_addr[2]); sin6->sin6_addr.s6_addr[2] = sin6->sin6_addr.s6_addr[3] = 0; } #endif /* __KAME__ */ } /* XXX not really an alias */ void in6_alias(struct in6_ifreq *creq) { struct sockaddr_in6 *sin6; struct in6_ifreq ifr6; /* shadows file static variable */ u_int32_t scopeid; char hbuf[NI_MAXHOST]; const int niflag = NI_NUMERICHOST; /* Get the non-alias address for this interface. */ getsock(AF_INET6); if (s < 0) { if (errno == EPROTONOSUPPORT) return; err(1, "socket"); } sin6 = (struct sockaddr_in6 *)&creq->ifr_addr; in6_fillscopeid(sin6); scopeid = sin6->sin6_scope_id; if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len, hbuf, sizeof(hbuf), NULL, 0, niflag) != 0) strlcpy(hbuf, "", sizeof hbuf); printf("\tinet6 %s", hbuf); if (flags & IFF_POINTOPOINT) { (void) memset(&ifr6, 0, sizeof(ifr6)); (void) strlcpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); ifr6.ifr_addr = creq->ifr_addr; if (ioctl(s, SIOCGIFDSTADDR_IN6, (caddr_t)&ifr6) < 0) { if (errno != EADDRNOTAVAIL) warn("SIOCGIFDSTADDR_IN6"); (void) memset(&ifr6.ifr_addr, 0, sizeof(ifr6.ifr_addr)); ifr6.ifr_addr.sin6_family = AF_INET6; ifr6.ifr_addr.sin6_len = sizeof(struct sockaddr_in6); } sin6 = (struct sockaddr_in6 *)&ifr6.ifr_addr; in6_fillscopeid(sin6); if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len, hbuf, sizeof(hbuf), NULL, 0, niflag) != 0) strlcpy(hbuf, "", sizeof hbuf); printf(" -> %s", hbuf); } (void) memset(&ifr6, 0, sizeof(ifr6)); (void) strlcpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); ifr6.ifr_addr = creq->ifr_addr; if (ioctl(s, SIOCGIFNETMASK_IN6, (caddr_t)&ifr6) < 0) { if (errno != EADDRNOTAVAIL) warn("SIOCGIFNETMASK_IN6"); } else { sin6 = (struct sockaddr_in6 *)&ifr6.ifr_addr; printf(" prefixlen %d", prefix(&sin6->sin6_addr, sizeof(struct in6_addr))); } (void) memset(&ifr6, 0, sizeof(ifr6)); (void) strlcpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); ifr6.ifr_addr = creq->ifr_addr; if (ioctl(s, SIOCGIFAFLAG_IN6, (caddr_t)&ifr6) < 0) { if (errno != EADDRNOTAVAIL) warn("SIOCGIFAFLAG_IN6"); } else { if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_ANYCAST) printf(" anycast"); if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_TENTATIVE) printf(" tentative"); if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DUPLICATED) printf(" duplicated"); if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DETACHED) printf(" detached"); if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DEPRECATED) printf(" deprecated"); if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_AUTOCONF) printf(" autoconf"); if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_PRIVACY) printf(" autoconfprivacy"); } if (scopeid) printf(" scopeid 0x%x", scopeid); if (Lflag) { struct in6_addrlifetime *lifetime; (void) memset(&ifr6, 0, sizeof(ifr6)); (void) strlcpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); ifr6.ifr_addr = creq->ifr_addr; lifetime = &ifr6.ifr_ifru.ifru_lifetime; if (ioctl(s, SIOCGIFALIFETIME_IN6, (caddr_t)&ifr6) < 0) { if (errno != EADDRNOTAVAIL) warn("SIOCGIFALIFETIME_IN6"); } else if (lifetime->ia6t_preferred || lifetime->ia6t_expire) { time_t t = time(NULL); printf(" pltime "); if (lifetime->ia6t_preferred) { printf("%s", lifetime->ia6t_preferred < t ? "0" : sec2str(lifetime->ia6t_preferred - t)); } else printf("infty"); printf(" vltime "); if (lifetime->ia6t_expire) { printf("%s", lifetime->ia6t_expire < t ? "0" : sec2str(lifetime->ia6t_expire - t)); } else printf("infty"); } } printf("\n"); } void in6_status(int force) { in6_alias((struct in6_ifreq *)&ifr6); } #endif /*INET6*/ #ifndef SMALL void settunnel(const char *src, const char *dst) { char buf[HOST_NAME_MAX+1 + sizeof (":65535")], *dstport; const char *dstip; struct addrinfo *srcres, *dstres; int ecode; struct if_laddrreq req; if (strchr(dst, ':') == NULL || strchr(dst, ':') != strrchr(dst, ':')) { /* no port or IPv6 */ dstip = dst; dstport = NULL; } else { if (strlcpy(buf, dst, sizeof(buf)) >= sizeof(buf)) errx(1, "%s bad value", dst); dstport = strchr(buf, ':'); *dstport++ = '\0'; dstip = buf; } if ((ecode = getaddrinfo(src, NULL, NULL, &srcres)) != 0) errx(1, "error in parsing address string: %s", gai_strerror(ecode)); if ((ecode = getaddrinfo(dstip, dstport, NULL, &dstres)) != 0) errx(1, "error in parsing address string: %s", gai_strerror(ecode)); if (srcres->ai_addr->sa_family != dstres->ai_addr->sa_family) errx(1, "source and destination address families do not match"); if (srcres->ai_addrlen > sizeof(req.addr) || dstres->ai_addrlen > sizeof(req.dstaddr)) errx(1, "invalid sockaddr"); memset(&req, 0, sizeof(req)); (void) strlcpy(req.iflr_name, name, sizeof(req.iflr_name)); memcpy(&req.addr, srcres->ai_addr, srcres->ai_addrlen); memcpy(&req.dstaddr, dstres->ai_addr, dstres->ai_addrlen); if (ioctl(s, SIOCSLIFPHYADDR, &req) < 0) warn("SIOCSLIFPHYADDR"); freeaddrinfo(srcres); freeaddrinfo(dstres); } /* ARGSUSED */ void deletetunnel(const char *ignored, int alsoignored) { if (ioctl(s, SIOCDIFPHYADDR, &ifr) < 0) warn("SIOCDIFPHYADDR"); } void settunnelinst(const char *id, int param) { const char *errmsg = NULL; int rdomainid; rdomainid = strtonum(id, 0, RT_TABLEID_MAX, &errmsg); if (errmsg) errx(1, "rdomain %s: %s", id, errmsg); strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_rdomainid = rdomainid; if (ioctl(s, SIOCSLIFPHYRTABLE, (caddr_t)&ifr) < 0) warn("SIOCSLIFPHYRTABLE"); } void settunnelttl(const char *id, int param) { const char *errmsg = NULL; int ttl; ttl = strtonum(id, 0, 0xff, &errmsg); if (errmsg) errx(1, "tunnelttl %s: %s", id, errmsg); strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_ttl = ttl; if (ioctl(s, SIOCSLIFPHYTTL, (caddr_t)&ifr) < 0) warn("SIOCSLIFPHYTTL"); } void setvnetid(const char *id, int param) { const char *errmsg = NULL; uint32_t vnetid; vnetid = strtonum(id, 0, UINT_MAX, &errmsg); if (errmsg) errx(1, "vnetid %s: %s", id, errmsg); strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_vnetid = vnetid; if (ioctl(s, SIOCSVNETID, (caddr_t)&ifr) < 0) warn("SIOCSVNETID"); } /* ARGSUSED */ void delvnetid(const char *ignored, int alsoignored) { if (ioctl(s, SIOCDVNETID, &ifr) < 0) warn("SIOCDVNETID"); } void mpe_status(void) { struct shim_hdr shim; bzero(&shim, sizeof(shim)); ifr.ifr_data = (caddr_t)&shim; if (ioctl(s, SIOCGETLABEL , (caddr_t)&ifr) == -1) return; printf("\tmpls label: %d\n", shim.shim_label); } void mpw_status(void) { struct sockaddr_in *sin; struct ifmpwreq imr; bzero(&imr, sizeof(imr)); ifr.ifr_data = (caddr_t) &imr; if (ioctl(s, SIOCGETMPWCFG, (caddr_t) &ifr) == -1) return; printf("\tencapsulation-type "); switch (imr.imr_type) { case IMR_TYPE_NONE: printf("none"); break; case IMR_TYPE_ETHERNET: printf("ethernet"); break; case IMR_TYPE_ETHERNET_TAGGED: printf("ethernet-tagged"); break; default: printf("unknown"); break; } if (imr.imr_flags & IMR_FLAG_CONTROLWORD) printf(", control-word"); printf("\n"); printf("\tmpls label: "); if (imr.imr_lshim.shim_label == 0) printf("local none "); else printf("local %u ", imr.imr_lshim.shim_label); if (imr.imr_rshim.shim_label == 0) printf("remote none\n"); else printf("remote %u\n", imr.imr_rshim.shim_label); sin = (struct sockaddr_in *) &imr.imr_nexthop; if (sin->sin_addr.s_addr == 0) printf("\tneighbor: none\n"); else printf("\tneighbor: %s\n", inet_ntoa(sin->sin_addr)); } /* ARGSUSED */ void setmpelabel(const char *val, int d) { struct shim_hdr shim; const char *estr; bzero(&shim, sizeof(shim)); ifr.ifr_data = (caddr_t)&shim; shim.shim_label = strtonum(val, 0, MPLS_LABEL_MAX, &estr); if (estr) errx(1, "mpls label %s is %s", val, estr); if (ioctl(s, SIOCSETLABEL, (caddr_t)&ifr) == -1) warn("SIOCSETLABEL"); } void process_mpw_commands(void) { struct sockaddr_in *sin, *sinn; struct ifmpwreq imr; if (wconfig == 0) return; bzero(&imr, sizeof(imr)); ifr.ifr_data = (caddr_t) &imr; if (ioctl(s, SIOCGETMPWCFG, (caddr_t) &ifr) == -1) err(1, "SIOCGETMPWCFG"); if (imrsave.imr_type == 0) { if (imr.imr_type == 0) imrsave.imr_type = IMR_TYPE_ETHERNET; imrsave.imr_type = imr.imr_type; } if (wcwconfig == 0) imrsave.imr_flags |= imr.imr_flags; if (imrsave.imr_lshim.shim_label == 0 || imrsave.imr_rshim.shim_label == 0) { if (imr.imr_lshim.shim_label == 0 || imr.imr_rshim.shim_label == 0) errx(1, "mpw local / remote label not specified"); imrsave.imr_lshim.shim_label = imr.imr_lshim.shim_label; imrsave.imr_rshim.shim_label = imr.imr_rshim.shim_label; } sin = (struct sockaddr_in *) &imrsave.imr_nexthop; sinn = (struct sockaddr_in *) &imr.imr_nexthop; if (sin->sin_addr.s_addr == 0) { if (sinn->sin_addr.s_addr == 0) errx(1, "mpw neighbor address not specified"); sin->sin_family = sinn->sin_family; sin->sin_addr.s_addr = sinn->sin_addr.s_addr; } ifr.ifr_data = (caddr_t) &imrsave; if (ioctl(s, SIOCSETMPWCFG, (caddr_t) &ifr) == -1) err(1, "SIOCSETMPWCFG"); } void setmpwencap(const char *value, int d) { wconfig = 1; if (strcmp(value, "ethernet") == 0) imrsave.imr_type = IMR_TYPE_ETHERNET; else if (strcmp(value, "ethernet-tagged") == 0) imrsave.imr_type = IMR_TYPE_ETHERNET_TAGGED; else errx(1, "invalid mpw encapsulation type"); } void setmpwlabel(const char *local, const char *remote) { const char *errstr; wconfig = 1; imrsave.imr_lshim.shim_label = strtonum(local, (MPLS_LABEL_RESERVED_MAX + 1), MPLS_LABEL_MAX, &errstr); if (errstr != NULL) errx(1, "invalid local label: %s", errstr); imrsave.imr_rshim.shim_label = strtonum(remote, (MPLS_LABEL_RESERVED_MAX + 1), MPLS_LABEL_MAX, &errstr); if (errstr != NULL) errx(1, "invalid remote label: %s", errstr); } void setmpwneighbor(const char *value, int d) { struct sockaddr_in *sin; wconfig = 1; sin = (struct sockaddr_in *) &imrsave.imr_nexthop; if (inet_aton(value, &sin->sin_addr) == 0) errx(1, "invalid neighbor addresses"); sin->sin_family = AF_INET; } void setmpwcontrolword(const char *value, int d) { wconfig = 1; wcwconfig = 1; if (d == 1) imrsave.imr_flags |= IMR_FLAG_CONTROLWORD; else imrsave.imr_flags &= ~IMR_FLAG_CONTROLWORD; } #endif /* SMALL */ static int __tag = 0; static int __have_tag = 0; void vlan_status(void) { struct vlanreq vreq; bzero((char *)&vreq, sizeof(struct vlanreq)); ifr.ifr_data = (caddr_t)&vreq; if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1) return; if (vreq.vlr_tag || (vreq.vlr_parent[0] != '\0')) printf("\tvlan: %d parent interface: %s\n", vreq.vlr_tag, vreq.vlr_parent[0] == '\0' ? "" : vreq.vlr_parent); } /* ARGSUSED */ void setvlantag(const char *val, int d) { u_int16_t tag; struct vlanreq vreq; const char *errmsg = NULL; __tag = tag = strtonum(val, 0, 4095, &errmsg); if (errmsg) errx(1, "vlan tag %s: %s", val, errmsg); __have_tag = 1; bzero((char *)&vreq, sizeof(struct vlanreq)); ifr.ifr_data = (caddr_t)&vreq; if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1) err(1, "SIOCGETVLAN"); vreq.vlr_tag = tag; if (ioctl(s, SIOCSETVLAN, (caddr_t)&ifr) == -1) err(1, "SIOCSETVLAN"); } /* ARGSUSED */ void setvlandev(const char *val, int d) { struct vlanreq vreq; int tag; size_t skip; const char *estr; bzero((char *)&vreq, sizeof(struct vlanreq)); ifr.ifr_data = (caddr_t)&vreq; if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1) err(1, "SIOCGETVLAN"); (void) strlcpy(vreq.vlr_parent, val, sizeof(vreq.vlr_parent)); if (!__have_tag && vreq.vlr_tag == 0) { skip = strcspn(ifr.ifr_name, "0123456789"); tag = strtonum(ifr.ifr_name + skip, 0, 4095, &estr); if (estr != NULL) errx(1, "invalid vlan tag and device specification"); vreq.vlr_tag = tag; } else if (__have_tag) vreq.vlr_tag = __tag; if (ioctl(s, SIOCSETVLAN, (caddr_t)&ifr) == -1) err(1, "SIOCSETVLAN"); } /* ARGSUSED */ void unsetvlandev(const char *val, int d) { struct vlanreq vreq; bzero((char *)&vreq, sizeof(struct vlanreq)); ifr.ifr_data = (caddr_t)&vreq; if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1) err(1, "SIOCGETVLAN"); bzero((char *)&vreq.vlr_parent, sizeof(vreq.vlr_parent)); vreq.vlr_tag = 0; if (ioctl(s, SIOCSETVLAN, (caddr_t)&ifr) == -1) err(1, "SIOCSETVLAN"); } void settrunkport(const char *val, int d) { struct trunk_reqport rp; bzero(&rp, sizeof(rp)); strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname)); strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname)); if (ioctl(s, SIOCSTRUNKPORT, &rp)) err(1, "SIOCSTRUNKPORT"); } void unsettrunkport(const char *val, int d) { struct trunk_reqport rp; bzero(&rp, sizeof(rp)); strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname)); strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname)); if (ioctl(s, SIOCSTRUNKDELPORT, &rp)) err(1, "SIOCSTRUNKDELPORT"); } void settrunkproto(const char *val, int d) { struct trunk_protos tpr[] = TRUNK_PROTOS; struct trunk_reqall ra; int i; bzero(&ra, sizeof(ra)); ra.ra_proto = TRUNK_PROTO_MAX; for (i = 0; i < (sizeof(tpr) / sizeof(tpr[0])); i++) { if (strcmp(val, tpr[i].tpr_name) == 0) { ra.ra_proto = tpr[i].tpr_proto; break; } } if (ra.ra_proto == TRUNK_PROTO_MAX) errx(1, "Invalid trunk protocol: %s", val); strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname)); if (ioctl(s, SIOCSTRUNK, &ra) != 0) err(1, "SIOCSTRUNK"); } void trunk_status(void) { struct trunk_protos tpr[] = TRUNK_PROTOS; struct trunk_reqport rp, rpbuf[TRUNK_MAX_PORTS]; struct trunk_reqall ra; struct lacp_opreq *lp; const char *proto = ""; int i, isport = 0; bzero(&rp, sizeof(rp)); bzero(&ra, sizeof(ra)); strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname)); strlcpy(rp.rp_portname, name, sizeof(rp.rp_portname)); if (ioctl(s, SIOCGTRUNKPORT, &rp) == 0) isport = 1; strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname)); ra.ra_size = sizeof(rpbuf); ra.ra_port = rpbuf; if (ioctl(s, SIOCGTRUNK, &ra) == 0) { lp = (struct lacp_opreq *)&ra.ra_lacpreq; for (i = 0; i < (sizeof(tpr) / sizeof(tpr[0])); i++) { if (ra.ra_proto == tpr[i].tpr_proto) { proto = tpr[i].tpr_name; break; } } printf("\ttrunk: trunkproto %s", proto); if (isport) printf(" trunkdev %s", rp.rp_ifname); putchar('\n'); if (ra.ra_proto == TRUNK_PROTO_LACP) { char *act_mac = strdup( ether_ntoa((struct ether_addr*)lp->actor_mac)); if (act_mac == NULL) err(1, "strdup"); printf("\ttrunk id: [(%04X,%s,%04X,%04X,%04X),\n" "\t\t (%04X,%s,%04X,%04X,%04X)]\n", lp->actor_prio, act_mac, lp->actor_key, lp->actor_portprio, lp->actor_portno, lp->partner_prio, ether_ntoa((struct ether_addr*)lp->partner_mac), lp->partner_key, lp->partner_portprio, lp->partner_portno); free(act_mac); } for (i = 0; i < ra.ra_ports; i++) { printf("\t\ttrunkport %s ", rpbuf[i].rp_portname); printb_status(rpbuf[i].rp_flags, TRUNK_PORT_BITS); putchar('\n'); } if (showmediaflag) { printf("\tsupported trunk protocols:\n"); for (i = 0; i < (sizeof(tpr) / sizeof(tpr[0])); i++) printf("\t\ttrunkproto %s\n", tpr[i].tpr_name); } } else if (isport) printf("\ttrunk: trunkdev %s\n", rp.rp_ifname); } #ifndef SMALL static const char *carp_states[] = { CARP_STATES }; static const char *carp_bal_modes[] = { CARP_BAL_MODES }; void carp_status(void) { const char *state, *balmode; struct carpreq carpr; char peer[32]; int i; memset((char *)&carpr, 0, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) return; if (carpr.carpr_vhids[0] == 0) return; if (carpr.carpr_balancing > CARP_BAL_MAXID) balmode = ""; else balmode = carp_bal_modes[carpr.carpr_balancing]; if (carpr.carpr_peer.s_addr != htonl(INADDR_CARP_GROUP)) snprintf(peer, sizeof(peer), " carppeer %s", inet_ntoa(carpr.carpr_peer)); else peer[0] = '\0'; for (i = 0; carpr.carpr_vhids[i]; i++) { if (carpr.carpr_states[i] > CARP_MAXSTATE) state = ""; else state = carp_states[carpr.carpr_states[i]]; if (carpr.carpr_vhids[1] == 0) { printf("\tcarp: %s carpdev %s vhid %u advbase %d " "advskew %u%s\n", state, carpr.carpr_carpdev[0] != '\0' ? carpr.carpr_carpdev : "none", carpr.carpr_vhids[0], carpr.carpr_advbase, carpr.carpr_advskews[0], peer); } else { if (i == 0) { printf("\tcarp: carpdev %s advbase %d" " balancing %s%s\n", carpr.carpr_carpdev[0] != '\0' ? carpr.carpr_carpdev : "none", carpr.carpr_advbase, balmode, peer); } printf("\t\tstate %s vhid %u advskew %u\n", state, carpr.carpr_vhids[i], carpr.carpr_advskews[i]); } } } /* ARGSUSED */ void setcarp_passwd(const char *val, int d) { struct carpreq carpr; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); bzero(carpr.carpr_key, CARP_KEY_LEN); strlcpy((char *)carpr.carpr_key, val, CARP_KEY_LEN); if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } /* ARGSUSED */ void setcarp_vhid(const char *val, int d) { const char *errmsg = NULL; struct carpreq carpr; int vhid; vhid = strtonum(val, 1, 255, &errmsg); if (errmsg) errx(1, "vhid %s: %s", val, errmsg); bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); carpr.carpr_vhids[0] = vhid; carpr.carpr_vhids[1] = 0; if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } /* ARGSUSED */ void setcarp_advskew(const char *val, int d) { const char *errmsg = NULL; struct carpreq carpr; int advskew; advskew = strtonum(val, 0, 254, &errmsg); if (errmsg) errx(1, "advskew %s: %s", val, errmsg); bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); carpr.carpr_advskews[0] = advskew; if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } /* ARGSUSED */ void setcarp_advbase(const char *val, int d) { const char *errmsg = NULL; struct carpreq carpr; int advbase; advbase = strtonum(val, 0, 254, &errmsg); if (errmsg) errx(1, "advbase %s: %s", val, errmsg); bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); carpr.carpr_advbase = advbase; if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } /* ARGSUSED */ void setcarppeer(const char *val, int d) { struct carpreq carpr; struct addrinfo hints, *peerres; int ecode; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); bzero(&hints, sizeof(hints)); hints.ai_family = AF_INET; hints.ai_socktype = SOCK_DGRAM; if ((ecode = getaddrinfo(val, NULL, &hints, &peerres)) != 0) errx(1, "error in parsing address string: %s", gai_strerror(ecode)); if (peerres->ai_addr->sa_family != AF_INET) errx(1, "only IPv4 addresses supported for the carppeer"); carpr.carpr_peer.s_addr = ((struct sockaddr_in *) peerres->ai_addr)->sin_addr.s_addr; if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); freeaddrinfo(peerres); } void unsetcarppeer(const char *val, int d) { struct carpreq carpr; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); bzero(&carpr.carpr_peer, sizeof(carpr.carpr_peer)); if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } /* ARGSUSED */ void setcarp_state(const char *val, int d) { struct carpreq carpr; int i; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); for (i = 0; i <= CARP_MAXSTATE; i++) { if (!strcasecmp(val, carp_states[i])) { carpr.carpr_state = i; break; } } if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } /* ARGSUSED */ void setcarpdev(const char *val, int d) { struct carpreq carpr; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); strlcpy(carpr.carpr_carpdev, val, sizeof(carpr.carpr_carpdev)); if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } void setcarp_nodes(const char *val, int d) { char *optlist, *str; int i; struct carpreq carpr; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); bzero(carpr.carpr_vhids, sizeof(carpr.carpr_vhids)); bzero(carpr.carpr_advskews, sizeof(carpr.carpr_advskews)); optlist = strdup(val); if (optlist == NULL) err(1, "strdup"); str = strtok(optlist, ","); for (i = 0; str != NULL; i++) { u_int vhid, advskew; if (i >= CARP_MAXNODES) errx(1, "too many carp nodes"); if (sscanf(str, "%u:%u", &vhid, &advskew) != 2) { errx(1, "non parsable arg: %s", str); } if (vhid > 255) errx(1, "vhid %u: value too large", vhid); if (advskew >= 255) errx(1, "advskew %u: value too large", advskew); carpr.carpr_vhids[i] = vhid; carpr.carpr_advskews[i] = advskew; str = strtok(NULL, ","); } free(optlist); if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } void setcarp_balancing(const char *val, int d) { int i; struct carpreq carpr; bzero(&carpr, sizeof(struct carpreq)); ifr.ifr_data = (caddr_t)&carpr; if (ioctl(s, SIOCGVH, (caddr_t)&ifr) == -1) err(1, "SIOCGVH"); for (i = 0; i <= CARP_BAL_MAXID; i++) if (!strcasecmp(val, carp_bal_modes[i])) break; if (i > CARP_BAL_MAXID) errx(1, "balancing %s: unknown mode", val); carpr.carpr_balancing = i; if (ioctl(s, SIOCSVH, (caddr_t)&ifr) == -1) err(1, "SIOCSVH"); } void setpfsync_syncdev(const char *val, int d) { struct pfsyncreq preq; bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCGETPFSYNC"); strlcpy(preq.pfsyncr_syncdev, val, sizeof(preq.pfsyncr_syncdev)); if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFSYNC"); } /* ARGSUSED */ void unsetpfsync_syncdev(const char *val, int d) { struct pfsyncreq preq; bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCGETPFSYNC"); bzero(&preq.pfsyncr_syncdev, sizeof(preq.pfsyncr_syncdev)); if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFSYNC"); } /* ARGSUSED */ void setpfsync_syncpeer(const char *val, int d) { struct pfsyncreq preq; struct addrinfo hints, *peerres; int ecode; bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCGETPFSYNC"); memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_INET; hints.ai_socktype = SOCK_DGRAM; /*dummy*/ if ((ecode = getaddrinfo(val, NULL, &hints, &peerres)) != 0) errx(1, "error in parsing address string: %s", gai_strerror(ecode)); if (peerres->ai_addr->sa_family != AF_INET) errx(1, "only IPv4 addresses supported for the syncpeer"); preq.pfsyncr_syncpeer.s_addr = ((struct sockaddr_in *) peerres->ai_addr)->sin_addr.s_addr; if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFSYNC"); freeaddrinfo(peerres); } /* ARGSUSED */ void unsetpfsync_syncpeer(const char *val, int d) { struct pfsyncreq preq; bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCGETPFSYNC"); preq.pfsyncr_syncpeer.s_addr = 0; if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFSYNC"); } /* ARGSUSED */ void setpfsync_maxupd(const char *val, int d) { const char *errmsg = NULL; struct pfsyncreq preq; int maxupdates; maxupdates = strtonum(val, 0, 255, &errmsg); if (errmsg) errx(1, "maxupd %s: %s", val, errmsg); bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCGETPFSYNC"); preq.pfsyncr_maxupdates = maxupdates; if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFSYNC"); } void setpfsync_defer(const char *val, int d) { struct pfsyncreq preq; bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCGETPFSYNC"); preq.pfsyncr_defer = d; if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFSYNC"); } void pfsync_status(void) { struct pfsyncreq preq; bzero(&preq, sizeof(struct pfsyncreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1) return; if (preq.pfsyncr_syncdev[0] != '\0') { printf("\tpfsync: syncdev: %s ", preq.pfsyncr_syncdev); if (preq.pfsyncr_syncpeer.s_addr != htonl(INADDR_PFSYNC_GROUP)) printf("syncpeer: %s ", inet_ntoa(preq.pfsyncr_syncpeer)); printf("maxupd: %d ", preq.pfsyncr_maxupdates); printf("defer: %s\n", preq.pfsyncr_defer ? "on" : "off"); } } void pflow_status(void) { struct pflowreq preq; struct sockaddr_in *sin; struct sockaddr_in6 *sin6; int error; char buf[INET6_ADDRSTRLEN]; bzero(&preq, sizeof(struct pflowreq)); ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCGETPFLOW, (caddr_t)&ifr) == -1) return; if (preq.flowsrc.ss_family == AF_INET || preq.flowsrc.ss_family == AF_INET6) { error = getnameinfo((struct sockaddr*)&preq.flowsrc, preq.flowsrc.ss_len, buf, sizeof(buf), NULL, 0, NI_NUMERICHOST); if (error) err(1, "sender: %s", gai_strerror(error)); } printf("\tpflow: "); switch (preq.flowsrc.ss_family) { case AF_INET: sin = (struct sockaddr_in*) &preq.flowsrc; if (sin->sin_addr.s_addr != INADDR_ANY) { printf("sender: %s", buf); if (sin->sin_port != 0) printf(":%u", ntohs(sin->sin_port)); printf(" "); } break; case AF_INET6: sin6 = (struct sockaddr_in6*) &preq.flowsrc; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { printf("sender: [%s]", buf); if (sin6->sin6_port != 0) printf(":%u", ntohs(sin6->sin6_port)); printf(" "); } default: break; } if (preq.flowdst.ss_family == AF_INET || preq.flowdst.ss_family == AF_INET6) { error = getnameinfo((struct sockaddr*)&preq.flowdst, preq.flowdst.ss_len, buf, sizeof(buf), NULL, 0, NI_NUMERICHOST); if (error) err(1, "receiver: %s", gai_strerror(error)); } switch (preq.flowdst.ss_family) { case AF_INET: sin = (struct sockaddr_in*)&preq.flowdst; printf("receiver: %s:", sin->sin_addr.s_addr != INADDR_ANY ? buf : "INVALID"); if (sin->sin_port == 0) printf("%s ", "INVALID"); else printf("%u ", ntohs(sin->sin_port)); break; case AF_INET6: sin6 = (struct sockaddr_in6*) &preq.flowdst; printf("receiver: [%s]:", !IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr) ? buf : "INVALID"); if (sin6->sin6_port == 0) printf("%s ", "INVALID"); else printf("%u ", ntohs(sin6->sin6_port)); break; default: printf("receiver: INVALID:INVALID "); break; } printf("version: %d\n", preq.version); } void pflow_addr(const char *val, struct sockaddr_storage *ss) { struct addrinfo hints, *res0; int error, flag; char *cp, *ip, *port, buf[HOST_NAME_MAX+1 + sizeof (":65535")]; if (strlcpy(buf, val, sizeof(buf)) >= sizeof(buf)) errx(1, "%s bad value", val); port = NULL; cp = buf; if (*cp == '[') flag = 1; else flag = 0; for(; *cp; ++cp) { if (*cp == ']' && *(cp + 1) == ':' && flag) { *cp = '\0'; *(cp + 1) = '\0'; port = cp + 2; break; } if (*cp == ']' && *(cp + 1) == '\0' && flag) { *cp = '\0'; port = NULL; break; } if (*cp == ':' && !flag) { *cp = '\0'; port = cp + 1; break; } } ip = buf; if (flag) ip++; bzero(&hints, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_socktype = SOCK_DGRAM; /*dummy*/ if ((error = getaddrinfo(ip, port, &hints, &res0)) != 0) errx(1, "error in parsing address string: %s", gai_strerror(error)); memcpy(ss, res0->ai_addr, res0->ai_addr->sa_len); freeaddrinfo(res0); } void setpflow_sender(const char *val, int d) { struct pflowreq preq; bzero(&preq, sizeof(struct pflowreq)); ifr.ifr_data = (caddr_t)&preq; preq.addrmask |= PFLOW_MASK_SRCIP; pflow_addr(val, &preq.flowsrc); if (ioctl(s, SIOCSETPFLOW, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFLOW"); } void unsetpflow_sender(const char *val, int d) { struct pflowreq preq; bzero(&preq, sizeof(struct pflowreq)); preq.addrmask |= PFLOW_MASK_SRCIP; ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCSETPFLOW, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFLOW"); } void setpflow_receiver(const char *val, int d) { struct pflowreq preq; bzero(&preq, sizeof(struct pflowreq)); ifr.ifr_data = (caddr_t)&preq; preq.addrmask |= PFLOW_MASK_DSTIP; pflow_addr(val, &preq.flowdst); if (ioctl(s, SIOCSETPFLOW, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFLOW"); } void unsetpflow_receiver(const char *val, int d) { struct pflowreq preq; bzero(&preq, sizeof(struct pflowreq)); ifr.ifr_data = (caddr_t)&preq; preq.addrmask |= PFLOW_MASK_DSTIP; if (ioctl(s, SIOCSETPFLOW, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFLOW"); } /* PFLOWPROTO XXX */ void setpflowproto(const char *val, int d) { struct pflow_protos ppr[] = PFLOW_PROTOS; struct pflowreq preq; int i; bzero(&preq, sizeof(preq)); preq.version = PFLOW_PROTO_MAX; for (i = 0; i < (sizeof(ppr) / sizeof(ppr[0])); i++) { if (strcmp(val, ppr[i].ppr_name) == 0) { preq.version = ppr[i].ppr_proto; break; } } if (preq.version == PFLOW_PROTO_MAX) errx(1, "Invalid pflow protocol: %s", val); preq.addrmask |= PFLOW_MASK_VERSION; ifr.ifr_data = (caddr_t)&preq; if (ioctl(s, SIOCSETPFLOW, (caddr_t)&ifr) == -1) err(1, "SIOCSETPFLOW"); } void pppoe_status(void) { struct pppoediscparms parms; struct pppoeconnectionstate state; memset(&state, 0, sizeof(state)); strlcpy(parms.ifname, name, sizeof(parms.ifname)); if (ioctl(s, PPPOEGETPARMS, &parms)) return; printf("\tdev: %s ", parms.eth_ifname); if (*parms.ac_name) printf("ac: %s ", parms.ac_name); if (*parms.service_name) printf("svc: %s ", parms.service_name); strlcpy(state.ifname, name, sizeof(state.ifname)); if (ioctl(s, PPPOEGETSESSION, &state)) err(1, "PPPOEGETSESSION"); printf("state: "); switch (state.state) { case PPPOE_STATE_INITIAL: printf("initial"); break; case PPPOE_STATE_PADI_SENT: printf("PADI sent"); break; case PPPOE_STATE_PADR_SENT: printf("PADR sent"); break; case PPPOE_STATE_SESSION: printf("session"); break; case PPPOE_STATE_CLOSING: printf("closing"); break; } printf("\n\tsid: 0x%x", state.session_id); printf(" PADI retries: %d", state.padi_retry_no); printf(" PADR retries: %d", state.padr_retry_no); if (state.state == PPPOE_STATE_SESSION) { struct timeval temp_time; time_t diff_time, day = 0; unsigned int hour = 0, min = 0, sec = 0; if (state.session_time.tv_sec != 0) { gettimeofday(&temp_time, NULL); diff_time = temp_time.tv_sec - state.session_time.tv_sec; day = diff_time / (60 * 60 * 24); diff_time %= (60 * 60 * 24); hour = diff_time / (60 * 60); diff_time %= (60 * 60); min = diff_time / 60; diff_time %= 60; sec = diff_time; } printf(" time: "); if (day != 0) printf("%lldd ", (long long)day); printf("%02u:%02u:%02u", hour, min, sec); } putchar('\n'); } /* ARGSUSED */ void setpppoe_dev(const char *val, int d) { struct pppoediscparms parms; strlcpy(parms.ifname, name, sizeof(parms.ifname)); if (ioctl(s, PPPOEGETPARMS, &parms)) return; strlcpy(parms.eth_ifname, val, sizeof(parms.eth_ifname)); if (ioctl(s, PPPOESETPARMS, &parms)) err(1, "PPPOESETPARMS"); } /* ARGSUSED */ void setpppoe_svc(const char *val, int d) { struct pppoediscparms parms; strlcpy(parms.ifname, name, sizeof(parms.ifname)); if (ioctl(s, PPPOEGETPARMS, &parms)) return; if (d == 0) strlcpy(parms.service_name, val, sizeof(parms.service_name)); else memset(parms.service_name, 0, sizeof(parms.service_name)); if (ioctl(s, PPPOESETPARMS, &parms)) err(1, "PPPOESETPARMS"); } /* ARGSUSED */ void setpppoe_ac(const char *val, int d) { struct pppoediscparms parms; strlcpy(parms.ifname, name, sizeof(parms.ifname)); if (ioctl(s, PPPOEGETPARMS, &parms)) return; if (d == 0) strlcpy(parms.ac_name, val, sizeof(parms.ac_name)); else memset(parms.ac_name, 0, sizeof(parms.ac_name)); if (ioctl(s, PPPOESETPARMS, &parms)) err(1, "PPPOESETPARMS"); } void spppauthinfo(struct sauthreq *spa, int d) { bzero(spa, sizeof(struct sauthreq)); ifr.ifr_data = (caddr_t)spa; spa->cmd = d == 0 ? SPPPIOGMAUTH : SPPPIOGHAUTH; if (ioctl(s, SIOCGSPPPPARAMS, &ifr) == -1) err(1, "SIOCGSPPPPARAMS(SPPPIOGXAUTH)"); } void setspppproto(const char *val, int d) { struct sauthreq spa; spppauthinfo(&spa, d); if (strcmp(val, "pap") == 0) spa.proto = PPP_PAP; else if (strcmp(val, "chap") == 0) spa.proto = PPP_CHAP; else if (strcmp(val, "none") == 0) spa.proto = 0; else errx(1, "setpppproto"); spa.cmd = d == 0 ? SPPPIOSMAUTH : SPPPIOSHAUTH; if (ioctl(s, SIOCSSPPPPARAMS, &ifr) == -1) err(1, "SIOCSSPPPPARAMS(SPPPIOSXAUTH)"); } void setsppppeerproto(const char *val, int d) { setspppproto(val, 1); } void setspppname(const char *val, int d) { struct sauthreq spa; spppauthinfo(&spa, d); if (spa.proto == 0) errx(1, "unspecified protocol"); if (strlcpy(spa.name, val, sizeof(spa.name)) >= sizeof(spa.name)) errx(1, "setspppname"); spa.cmd = d == 0 ? SPPPIOSMAUTH : SPPPIOSHAUTH; if (ioctl(s, SIOCSSPPPPARAMS, &ifr) == -1) err(1, "SIOCSSPPPPARAMS(SPPPIOSXAUTH)"); } void setsppppeername(const char *val, int d) { setspppname(val, 1); } void setspppkey(const char *val, int d) { struct sauthreq spa; spppauthinfo(&spa, d); if (spa.proto == 0) errx(1, "unspecified protocol"); if (strlcpy(spa.secret, val, sizeof(spa.secret)) >= sizeof(spa.secret)) errx(1, "setspppkey"); spa.cmd = d == 0 ? SPPPIOSMAUTH : SPPPIOSHAUTH; if (ioctl(s, SIOCSSPPPPARAMS, &ifr) == -1) err(1, "SIOCSSPPPPARAMS(SPPPIOSXAUTH)"); } void setsppppeerkey(const char *val, int d) { setspppkey(val, 1); } void setsppppeerflag(const char *val, int d) { struct sauthreq spa; int flag; spppauthinfo(&spa, 1); if (spa.proto == 0) errx(1, "unspecified protocol"); if (strcmp(val, "callin") == 0) flag = AUTHFLAG_NOCALLOUT; else if (strcmp(val, "norechallenge") == 0) flag = AUTHFLAG_NORECHALLENGE; else errx(1, "setppppeerflags"); if (d) spa.flags &= ~flag; else spa.flags |= flag; spa.cmd = SPPPIOSHAUTH; if (ioctl(s, SIOCSSPPPPARAMS, &ifr) == -1) err(1, "SIOCSSPPPPARAMS(SPPPIOSXAUTH)"); } void unsetsppppeerflag(const char *val, int d) { setsppppeerflag(val, 1); } void sppp_printproto(const char *name, struct sauthreq *auth) { if (auth->proto == 0) return; printf("%sproto ", name); switch (auth->proto) { case PPP_PAP: printf("pap "); break; case PPP_CHAP: printf("chap "); break; default: printf("0x%04x ", auth->proto); break; } if (auth->name[0]) printf("%sname \"%s\" ", name, auth->name); if (auth->secret[0]) printf("%skey \"%s\" ", name, auth->secret); } void sppp_status(void) { struct spppreq spr; struct sauthreq spa; bzero(&spr, sizeof(spr)); ifr.ifr_data = (caddr_t)&spr; spr.cmd = SPPPIOGDEFS; if (ioctl(s, SIOCGSPPPPARAMS, &ifr) == -1) { return; } if (spr.phase == PHASE_DEAD) return; printf("\tsppp: phase "); switch (spr.phase) { case PHASE_ESTABLISH: printf("establish "); break; case PHASE_TERMINATE: printf("terminate "); break; case PHASE_AUTHENTICATE: printf("authenticate "); break; case PHASE_NETWORK: printf("network "); break; default: printf("illegal "); break; } spppauthinfo(&spa, 0); sppp_printproto("auth", &spa); spppauthinfo(&spa, 1); sppp_printproto("peer", &spa); if (spa.flags & AUTHFLAG_NOCALLOUT) printf("callin "); if (spa.flags & AUTHFLAG_NORECHALLENGE) printf("norechallenge "); putchar('\n'); } void setkeepalive(const char *timeout, const char *count) { const char *errmsg = NULL; struct ifkalivereq ikar; int t, c; t = strtonum(timeout, 1, 3600, &errmsg); if (errmsg) errx(1, "keepalive period %s: %s", timeout, errmsg); c = strtonum(count, 2, 600, &errmsg); if (errmsg) errx(1, "keepalive count %s: %s", count, errmsg); strlcpy(ikar.ikar_name, name, sizeof(ikar.ikar_name)); ikar.ikar_timeo = t; ikar.ikar_cnt = c; if (ioctl(s, SIOCSETKALIVE, (caddr_t)&ikar) < 0) warn("SIOCSETKALIVE"); } void unsetkeepalive(const char *val, int d) { struct ifkalivereq ikar; bzero(&ikar, sizeof(ikar)); strlcpy(ikar.ikar_name, name, sizeof(ikar.ikar_name)); if (ioctl(s, SIOCSETKALIVE, (caddr_t)&ikar) < 0) warn("SIOCSETKALIVE"); } void setifpriority(const char *id, int param) { const char *errmsg = NULL; int prio; prio = strtonum(id, 0, 15, &errmsg); if (errmsg) errx(1, "priority %s: %s", id, errmsg); strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_metric = prio; if (ioctl(s, SIOCSIFPRIORITY, (caddr_t)&ifr) < 0) warn("SIOCSIFPRIORITY"); } #endif #define SIN(x) ((struct sockaddr_in *) &(x)) struct sockaddr_in *sintab[] = { SIN(ridreq.ifr_addr), SIN(in_addreq.ifra_addr), SIN(in_addreq.ifra_mask), SIN(in_addreq.ifra_broadaddr)}; void in_getaddr(const char *s, int which) { struct sockaddr_in *sin = sintab[which], tsin; struct hostent *hp; struct netent *np; int bits, l; char p[3]; bzero(&tsin, sizeof(tsin)); sin->sin_len = sizeof(*sin); if (which != MASK) sin->sin_family = AF_INET; if (which == ADDR && strrchr(s, '/') != NULL && (bits = inet_net_pton(AF_INET, s, &tsin.sin_addr, sizeof(tsin.sin_addr))) != -1) { l = snprintf(p, sizeof(p), "%d", bits); if (l >= sizeof(p) || l == -1) errx(1, "%d: bad prefixlen", bits); in_getprefix(p, MASK); memcpy(&sin->sin_addr, &tsin.sin_addr, sizeof(sin->sin_addr)); } else if (inet_aton(s, &sin->sin_addr) == 0) { if ((hp = gethostbyname(s))) memcpy(&sin->sin_addr, hp->h_addr, hp->h_length); else if ((np = getnetbyname(s))) sin->sin_addr = inet_makeaddr(np->n_net, INADDR_ANY); else errx(1, "%s: bad value", s); } } /* ARGSUSED */ void in_getprefix(const char *plen, int which) { struct sockaddr_in *sin = sintab[which]; const char *errmsg = NULL; u_char *cp; int len; len = strtonum(plen, 0, 32, &errmsg); if (errmsg) errx(1, "prefix %s: %s", plen, errmsg); sin->sin_len = sizeof(*sin); if (which != MASK) sin->sin_family = AF_INET; if ((len == 0) || (len == 32)) { memset(&sin->sin_addr, 0xff, sizeof(struct in_addr)); return; } memset((void *)&sin->sin_addr, 0x00, sizeof(sin->sin_addr)); for (cp = (u_char *)&sin->sin_addr; len > 7; len -= 8) *cp++ = 0xff; if (len) *cp = 0xff << (8 - len); } /* * Print a value a la the %b format of the kernel's printf */ void printb(char *s, unsigned int v, unsigned char *bits) { int i, any = 0; unsigned char c; if (bits && *bits == 8) printf("%s=%o", s, v); else printf("%s=%x", s, v); if (bits) { bits++; putchar('<'); while ((i = *bits++)) { if (v & (1 << (i-1))) { if (any) putchar(','); any = 1; for (; (c = *bits) > 32; bits++) putchar(c); } else for (; *bits > 32; bits++) ; } putchar('>'); } } /* * A simple version of printb for status output */ void printb_status(unsigned short v, unsigned char *bits) { int i, any = 0; unsigned char c; if (bits) { bits++; while ((i = *bits++)) { if (v & (1 << (i-1))) { if (any) putchar(','); any = 1; for (; (c = *bits) > 32; bits++) putchar(tolower(c)); } else for (; *bits > 32; bits++) ; } } } #ifdef INET6 #define SIN6(x) ((struct sockaddr_in6 *) &(x)) struct sockaddr_in6 *sin6tab[] = { SIN6(in6_ridreq.ifr_addr), SIN6(in6_addreq.ifra_addr), SIN6(in6_addreq.ifra_prefixmask), SIN6(in6_addreq.ifra_dstaddr)}; void in6_getaddr(const char *s, int which) { struct sockaddr_in6 *sin6 = sin6tab[which]; struct addrinfo hints, *res; char buf[HOST_NAME_MAX+1 + sizeof("/128")], *pfxlen; int error; memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_INET6; hints.ai_socktype = SOCK_DGRAM; /*dummy*/ if (which == ADDR && strchr(s, '/') != NULL) { if (strlcpy(buf, s, sizeof(buf)) >= sizeof(buf)) errx(1, "%s: bad value", s); pfxlen = strchr(buf, '/'); *pfxlen++ = '\0'; s = buf; in6_getprefix(pfxlen, MASK); explicit_prefix = 1; } error = getaddrinfo(s, "0", &hints, &res); if (error) errx(1, "%s: %s", s, gai_strerror(error)); if (res->ai_addrlen != sizeof(struct sockaddr_in6)) errx(1, "%s: bad value", s); memcpy(sin6, res->ai_addr, res->ai_addrlen); #ifdef __KAME__ if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr) && *(u_int16_t *)&sin6->sin6_addr.s6_addr[2] == 0 && sin6->sin6_scope_id) { *(u_int16_t *)&sin6->sin6_addr.s6_addr[2] = htons(sin6->sin6_scope_id & 0xffff); sin6->sin6_scope_id = 0; } #endif /* __KAME__ */ freeaddrinfo(res); } void in6_getprefix(const char *plen, int which) { struct sockaddr_in6 *sin6 = sin6tab[which]; const char *errmsg = NULL; u_char *cp; int len; len = strtonum(plen, 0, 128, &errmsg); if (errmsg) errx(1, "prefix %s: %s", plen, errmsg); sin6->sin6_len = sizeof(*sin6); if (which != MASK) sin6->sin6_family = AF_INET6; if ((len == 0) || (len == 128)) { memset(&sin6->sin6_addr, 0xff, sizeof(struct in6_addr)); return; } memset((void *)&sin6->sin6_addr, 0x00, sizeof(sin6->sin6_addr)); for (cp = (u_char *)&sin6->sin6_addr; len > 7; len -= 8) *cp++ = 0xff; if (len) *cp = 0xff << (8 - len); } int prefix(void *val, int size) { u_char *nam = (u_char *)val; int byte, bit, plen = 0; for (byte = 0; byte < size; byte++, plen += 8) if (nam[byte] != 0xff) break; if (byte == size) return (plen); for (bit = 7; bit != 0; bit--, plen++) if (!(nam[byte] & (1 << bit))) break; for (; bit != 0; bit--) if (nam[byte] & (1 << bit)) return (0); byte++; for (; byte < size; byte++) if (nam[byte]) return (0); return (plen); } #endif /*INET6*/ /* Print usage, exit(value) if value is non-zero. */ void usage(int value) { fprintf(stderr, "usage: ifconfig [-AaC] [interface] [address_family] " "[address [dest_address]]\n" "\t\t[parameters]\n"); exit(value); } void getifgroups(void) { int len, cnt; struct ifgroupreq ifgr; struct ifg_req *ifg; memset(&ifgr, 0, sizeof(ifgr)); strlcpy(ifgr.ifgr_name, name, IFNAMSIZ); if (ioctl(s, SIOCGIFGROUP, (caddr_t)&ifgr) == -1) { if (errno == EINVAL || errno == ENOTTY) return; else err(1, "SIOCGIFGROUP"); } len = ifgr.ifgr_len; ifgr.ifgr_groups = calloc(len / sizeof(struct ifg_req), sizeof(struct ifg_req)); if (ifgr.ifgr_groups == NULL) err(1, "getifgroups"); if (ioctl(s, SIOCGIFGROUP, (caddr_t)&ifgr) == -1) err(1, "SIOCGIFGROUP"); cnt = 0; ifg = ifgr.ifgr_groups; for (; ifg && len >= sizeof(struct ifg_req); ifg++) { len -= sizeof(struct ifg_req); if (strcmp(ifg->ifgrq_group, "all")) { if (cnt == 0) printf("\tgroups:"); cnt++; printf(" %s", ifg->ifgrq_group); } } if (cnt) printf("\n"); free(ifgr.ifgr_groups); } #ifndef SMALL void printifhwfeatures(const char *unused, int show) { struct if_data ifrdat; if (!show) { if (showcapsflag) usage(1); showcapsflag = 1; return; } bzero(&ifrdat, sizeof(ifrdat)); ifr.ifr_data = (caddr_t)&ifrdat; if (ioctl(s, SIOCGIFDATA, (caddr_t)&ifr) == -1) err(1, "SIOCGIFDATA"); printb("\thwfeatures", (u_int)ifrdat.ifi_capabilities, HWFEATURESBITS); if (ioctl(s, SIOCGIFHARDMTU, (caddr_t)&ifr) != -1) { if (ifr.ifr_hardmtu) printf(" hardmtu %u", ifr.ifr_hardmtu); } putchar('\n'); } #endif #ifdef INET6 char * sec2str(time_t total) { static char result[256]; char *p = result; char *end = &result[sizeof(result)]; snprintf(p, end - p, "%lld", (long long)total); return (result); } #endif /* INET6 */ /*ARGSUSED*/ void setiflladdr(const char *addr, int param) { struct ether_addr *eap, eabuf; if (!strcmp(addr, "random")) { arc4random_buf(&eabuf, sizeof eabuf); /* Non-multicast and claim it is a hardware address */ eabuf.ether_addr_octet[0] &= 0xfc; eap = &eabuf; } else { eap = ether_aton(addr); if (eap == NULL) { warnx("malformed link-level address"); return; } } strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_addr.sa_len = ETHER_ADDR_LEN; ifr.ifr_addr.sa_family = AF_LINK; bcopy(eap, ifr.ifr_addr.sa_data, ETHER_ADDR_LEN); if (ioctl(s, SIOCSIFLLADDR, (caddr_t)&ifr) < 0) warn("SIOCSIFLLADDR"); } #ifndef SMALL void setinstance(const char *id, int param) { const char *errmsg = NULL; int rdomainid; rdomainid = strtonum(id, 0, RT_TABLEID_MAX, &errmsg); if (errmsg) errx(1, "rdomain %s: %s", id, errmsg); strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); ifr.ifr_rdomainid = rdomainid; if (ioctl(s, SIOCSIFRDOMAIN, (caddr_t)&ifr) < 0) warn("SIOCSIFRDOMAIN"); } #endif #ifndef SMALL void setpair(const char *val, int d) { strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if ((ifr.ifr_index = if_nametoindex(val)) == 0) { errno = ENOENT; err(1, "patch %s", val); } if (ioctl(s, SIOCSIFPAIR, (caddr_t)&ifr) < 0) warn("SIOCSIFPAIR"); } void unsetpair(const char *val, int d) { ifr.ifr_index = 0; strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); if (ioctl(s, SIOCSIFPAIR, (caddr_t)&ifr) < 0) warn("SIOCSIFPAIR"); } #endif #ifdef SMALL void setignore(const char *id, int param) { /* just digest the command */ } #endif