ifconfig.c revision 1.189
1 /* $NetBSD: ifconfig.c,v 1.189 2008/05/06 17:29:04 dyoung Exp $ */ 2 3 /*- 4 * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Copyright (c) 1983, 1993 35 * The Regents of the University of California. All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 3. Neither the name of the University nor the names of its contributors 46 * may be used to endorse or promote products derived from this software 47 * without specific prior written permission. 48 * 49 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 50 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 51 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 52 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 53 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 54 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 55 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 56 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 57 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 58 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 59 * SUCH DAMAGE. 60 */ 61 62 #include <sys/cdefs.h> 63 #ifndef lint 64 __COPYRIGHT("@(#) Copyright (c) 1983, 1993\n\ 65 The Regents of the University of California. All rights reserved.\n"); 66 #endif /* not lint */ 67 68 #ifndef lint 69 #if 0 70 static char sccsid[] = "@(#)ifconfig.c 8.2 (Berkeley) 2/16/94"; 71 #else 72 __RCSID("$NetBSD: ifconfig.c,v 1.189 2008/05/06 17:29:04 dyoung Exp $"); 73 #endif 74 #endif /* not lint */ 75 76 #include <sys/param.h> 77 #include <sys/socket.h> 78 #include <sys/ioctl.h> 79 80 #include <net/if.h> 81 #include <net/if_dl.h> 82 #include <net/if_media.h> 83 #include <net/if_ether.h> 84 #include <netinet/in.h> /* XXX */ 85 #include <netinet/in_var.h> /* XXX */ 86 #include <net/agr/if_agrioctl.h> 87 88 #include <net80211/ieee80211_ioctl.h> 89 90 #include <netdb.h> 91 92 #include <sys/protosw.h> 93 94 #include <assert.h> 95 #include <ctype.h> 96 #include <err.h> 97 #include <errno.h> 98 #include <stdbool.h> 99 #include <stddef.h> 100 #include <stdio.h> 101 #include <stdlib.h> 102 #include <string.h> 103 #include <unistd.h> 104 #include <ifaddrs.h> 105 #include <util.h> 106 107 #include "extern.h" 108 109 #ifndef INET_ONLY 110 #include "af_atalk.h" 111 #include "af_iso.h" 112 #endif /* ! INET_ONLY */ 113 #include "af_inet.h" 114 #ifdef INET6 115 #include "af_inet6.h" 116 #endif /* INET6 */ 117 118 #include "agr.h" 119 #include "carp.h" 120 #include "ieee80211.h" 121 #include "tunnel.h" 122 #include "vlan.h" 123 #include "parse.h" 124 #include "env.h" 125 126 int setaddr, doalias; 127 int clearaddr; 128 int newaddr = -1; 129 int check_up_state = -1; 130 int bflag, dflag, hflag, lflag, mflag, sflag, uflag, vflag, zflag; 131 #ifdef INET6 132 int Lflag; 133 #endif 134 135 /* 136 * Media stuff. Whenever a media command is first performed, the 137 * currently select media is grabbed for this interface. If `media' 138 * is given, the current media word is modifed. `mediaopt' commands 139 * only modify the set and clear words. They then operate on the 140 * current media word later. 141 */ 142 int media_current; 143 int mediaopt_set; 144 int mediaopt_clear; 145 146 void check_ifflags_up(const char *); 147 148 int notealias(prop_dictionary_t, prop_dictionary_t); 149 int notrailers(prop_dictionary_t, prop_dictionary_t); 150 int setifaddr(prop_dictionary_t, prop_dictionary_t); 151 int setifdstormask(prop_dictionary_t, prop_dictionary_t); 152 int setifflags(prop_dictionary_t, prop_dictionary_t); 153 static int setifcaps(prop_dictionary_t, prop_dictionary_t); 154 int setifbroadaddr(prop_dictionary_t, prop_dictionary_t); 155 static int setifmetric(prop_dictionary_t, prop_dictionary_t); 156 static int setifmtu(prop_dictionary_t, prop_dictionary_t); 157 int setifnetmask(prop_dictionary_t, prop_dictionary_t); 158 int setifprefixlen(prop_dictionary_t, prop_dictionary_t); 159 int setmedia(prop_dictionary_t, prop_dictionary_t); 160 int setmediamode(prop_dictionary_t, prop_dictionary_t); 161 int setmediaopt(prop_dictionary_t, prop_dictionary_t); 162 int unsetmediaopt(prop_dictionary_t, prop_dictionary_t); 163 int setmediainst(prop_dictionary_t, prop_dictionary_t); 164 static int clone_command(prop_dictionary_t, prop_dictionary_t); 165 static void do_setifpreference(prop_dictionary_t); 166 167 static int no_cmds_exec(prop_dictionary_t, prop_dictionary_t); 168 static int media_status_exec(prop_dictionary_t, prop_dictionary_t); 169 170 int carrier(prop_dictionary_t); 171 void printall(const char *, prop_dictionary_t); 172 int list_cloners(prop_dictionary_t, prop_dictionary_t); 173 void status(const struct sockaddr_dl *, prop_dictionary_t, 174 prop_dictionary_t); 175 void usage(void); 176 177 void print_media_word(int, const char *); 178 void process_media_commands(prop_dictionary_t); 179 void init_current_media(prop_dictionary_t, prop_dictionary_t); 180 181 /* Known address families */ 182 static const struct afswtch afs[] = { 183 {.af_name = "inet", .af_af = AF_INET, .af_status = in_status, 184 .af_addr_commit = commit_address} 185 186 #ifdef INET6 187 , {.af_name = "inet6", .af_af = AF_INET6, .af_status = in6_status, 188 .af_getaddr = in6_getaddr, .af_getprefix = in6_getprefix, 189 .af_difaddr = SIOCDIFADDR_IN6, .af_aifaddr = SIOCAIFADDR_IN6, 190 /* Deleting the first address before setting new one is 191 * not prefered way in this protocol. 192 */ 193 .af_gifaddr = 0, .af_ridreq = &in6_ridreq, .af_addreq = &in6_addreq} 194 #endif 195 196 #ifndef INET_ONLY /* small version, for boot media */ 197 , {.af_name = "atalk", .af_af = AF_APPLETALK, .af_status = at_status, 198 .af_getaddr = at_getaddr, NULL, .af_difaddr = SIOCDIFADDR, 199 .af_aifaddr = SIOCAIFADDR, .af_gifaddr = SIOCGIFADDR, 200 .af_ridreq = &at_addreq, .af_addreq = &at_addreq} 201 , {.af_name = "iso", .af_af = AF_ISO, .af_status = iso_status, 202 .af_getaddr = iso_getaddr, NULL, .af_difaddr = SIOCDIFADDR_ISO, 203 .af_aifaddr = SIOCAIFADDR_ISO, .af_gifaddr = SIOCGIFADDR_ISO, 204 .af_ridreq = &iso_ridreq, .af_addreq = &iso_addreq} 205 #endif /* INET_ONLY */ 206 207 , {.af_name = NULL} /* sentinel */ 208 }; 209 210 #define IFKW(__word, __flag) \ 211 { \ 212 .k_word = (__word), .k_neg = true, .k_type = KW_T_NUM, \ 213 .k_num = (__flag), \ 214 .k_negnum = -(__flag) \ 215 } 216 217 struct kwinst ifflagskw[] = { 218 IFKW("arp", IFF_NOARP) 219 , IFKW("debug", IFF_DEBUG) 220 , IFKW("link0", IFF_LINK0) 221 , IFKW("link1", IFF_LINK1) 222 , IFKW("link2", IFF_LINK2) 223 , {.k_word = "down", .k_type = KW_T_NUM, .k_num = -IFF_UP} 224 , {.k_word = "up", .k_type = KW_T_NUM, .k_num = IFF_UP} 225 }; 226 227 struct kwinst ifcapskw[] = { 228 IFKW("ip4csum-tx", IFCAP_CSUM_IPv4_Tx) 229 , IFKW("ip4csum-rx", IFCAP_CSUM_IPv4_Rx) 230 , IFKW("tcp4csum-tx", IFCAP_CSUM_TCPv4_Tx) 231 , IFKW("tcp4csum-rx", IFCAP_CSUM_TCPv4_Rx) 232 , IFKW("udp4csum-tx", IFCAP_CSUM_UDPv4_Tx) 233 , IFKW("udp4csum-rx", IFCAP_CSUM_UDPv4_Rx) 234 , IFKW("tcp6csum-tx", IFCAP_CSUM_TCPv6_Tx) 235 , IFKW("tcp6csum-rx", IFCAP_CSUM_TCPv6_Rx) 236 , IFKW("udp6csum-tx", IFCAP_CSUM_UDPv6_Tx) 237 , IFKW("udp6csum-rx", IFCAP_CSUM_UDPv6_Rx) 238 , IFKW("ip4csum", IFCAP_CSUM_IPv4_Tx|IFCAP_CSUM_IPv4_Rx) 239 , IFKW("tcp4csum", IFCAP_CSUM_TCPv4_Tx|IFCAP_CSUM_TCPv4_Rx) 240 , IFKW("udp4csum", IFCAP_CSUM_UDPv4_Tx|IFCAP_CSUM_UDPv4_Rx) 241 , IFKW("tcp6csum", IFCAP_CSUM_TCPv6_Tx|IFCAP_CSUM_TCPv6_Rx) 242 , IFKW("udp6csum", IFCAP_CSUM_UDPv6_Tx|IFCAP_CSUM_UDPv6_Rx) 243 , IFKW("tso4", IFCAP_TSOv4) 244 , IFKW("tso6", IFCAP_TSOv6) 245 }; 246 247 extern struct pbranch command_root; 248 extern struct pbranch opt_command; 249 extern struct pbranch opt_family, opt_silent_family; 250 extern struct pkw cloning, silent_family, family, ia6flags, ia6lifetime, 251 ieee80211bool, ifcaps, ifflags, lists, misc; 252 253 struct pinteger parse_metric = PINTEGER_INITIALIZER(&parse_metric, "metric", 10, 254 setifmetric, "metric", &command_root.pb_parser); 255 256 struct pinteger parse_mtu = PINTEGER_INITIALIZER(&parse_mtu, "mtu", 10, 257 setifmtu, "mtu", &command_root.pb_parser); 258 259 struct pinteger parse_prefixlen = PINTEGER_INITIALIZER(&parse_prefixlen, 260 "prefixlen", 10, setifprefixlen, "prefixlen", &command_root.pb_parser); 261 262 struct pinteger parse_preference = PINTEGER_INITIALIZER1(&parse_preference, 263 "preference", INT16_MIN, INT16_MAX, 10, NULL, "preference", 264 &command_root.pb_parser); 265 266 struct paddr parse_netmask = PADDR_INITIALIZER(&parse_netmask, "netmask", 267 setifnetmask, "dstormask", NULL, NULL, NULL, &command_root.pb_parser); 268 269 struct paddr parse_broadcast = PADDR_INITIALIZER(&parse_broadcast, 270 "broadcast address", 271 setifbroadaddr, "broadcast", NULL, NULL, NULL, &command_root.pb_parser); 272 273 struct pstr mediamode = PSTR_INITIALIZER(&mediamode, "mediamode", 274 setmediamode, "mediamode", &command_root.pb_parser); 275 276 struct pinteger mediainst = PINTEGER_INITIALIZER1(&mediainst, "mediainst", 277 0, IFM_INST_MAX, 10, setmediainst, "mediainst", &command_root.pb_parser); 278 279 struct pstr unmediaopt = PSTR_INITIALIZER(&unmediaopt, "-mediaopt", 280 unsetmediaopt, "unmediaopt", &command_root.pb_parser); 281 282 struct pstr mediaopt = PSTR_INITIALIZER(&mediaopt, "mediaopt", 283 setmediaopt, "mediaopt", &command_root.pb_parser); 284 285 struct pstr media = PSTR_INITIALIZER(&media, "media", 286 setmedia, "media", &command_root.pb_parser); 287 288 struct kwinst misckw[] = { 289 {.k_word = "agrport", .k_type = KW_T_NUM, .k_neg = true, 290 .k_num = AGRCMD_ADDPORT, .k_negnum = AGRCMD_REMPORT, 291 .k_exec = agrsetport} 292 , {.k_word = "alias", .k_key = "alias", .k_deact = "alias", 293 .k_type = KW_T_BOOL, .k_neg = true, 294 .k_bool = true, .k_negbool = false, 295 .k_exec = notealias, .k_nextparser = &command_root.pb_parser} 296 , {.k_word = "bssid", .k_nextparser = &parse_bssid.ps_parser} 297 , {.k_word = "-bssid", .k_exec = unsetifbssid, 298 .k_nextparser = &command_root.pb_parser} 299 , {.k_word = "broadcast", .k_nextparser = &parse_broadcast.pa_parser} 300 , {.k_word = "chan", .k_nextparser = &parse_chan.pi_parser} 301 , {.k_word = "-chan", .k_key = "chan", .k_type = KW_T_NUM, 302 .k_num = IEEE80211_CHAN_ANY, .k_exec = setifchan, 303 .k_nextparser = &command_root.pb_parser} 304 , {.k_word = "delete", .k_key = "alias", .k_deact = "alias", 305 .k_type = KW_T_BOOL, .k_bool = false, .k_exec = notealias, 306 .k_nextparser = &command_root.pb_parser} 307 , {.k_word = "deletetunnel", .k_exec = deletetunnel, 308 .k_nextparser = &command_root.pb_parser} 309 , {.k_word = "frag", .k_nextparser = &parse_frag.pi_parser} 310 , {.k_word = "-frag", .k_key = "frag", .k_type = KW_T_NUM, 311 .k_num = IEEE80211_FRAG_MAX, .k_exec = setiffrag, 312 .k_nextparser = &command_root.pb_parser} 313 , {.k_word = "instance", .k_key = "anymedia", .k_type = KW_T_BOOL, 314 .k_bool = true, .k_act = "media", .k_deact = "mediainst", 315 .k_nextparser = &mediainst.pi_parser} 316 , {.k_word = "inst", .k_key = "anymedia", .k_type = KW_T_BOOL, 317 .k_bool = true, .k_act = "media", .k_deact = "mediainst", 318 .k_nextparser = &mediainst.pi_parser} 319 , {.k_word = "list", .k_nextparser = &lists.pk_parser} 320 , {.k_word = "media", .k_key = "anymedia", .k_type = KW_T_BOOL, 321 .k_bool = true, .k_deact = "media", .k_altdeact = "anymedia", 322 .k_nextparser = &media.ps_parser} 323 , {.k_word = "mediaopt", .k_key = "anymedia", .k_type = KW_T_BOOL, 324 .k_bool = true, .k_deact = "mediaopt", .k_altdeact = "instance", 325 .k_nextparser = &mediaopt.ps_parser} 326 , {.k_word = "-mediaopt", .k_key = "anymedia", .k_type = KW_T_BOOL, 327 .k_bool = true, .k_deact = "unmediaopt", .k_altdeact = "media", 328 .k_nextparser = &unmediaopt.ps_parser} 329 , {.k_word = "mode", .k_key = "anymedia", .k_type = KW_T_BOOL, 330 .k_bool = true, .k_deact = "mode", 331 .k_nextparser = &mediamode.ps_parser} 332 , {.k_word = "metric", .k_nextparser = &parse_metric.pi_parser} 333 , {.k_word = "mtu", .k_nextparser = &parse_mtu.pi_parser} 334 , {.k_word = "netmask", .k_nextparser = &parse_netmask.pa_parser} 335 , {.k_word = "nwid", .k_nextparser = &parse_ssid.ps_parser} 336 , {.k_word = "nwkey", .k_nextparser = &parse_nwkey.ps_parser} 337 , {.k_word = "-nwkey", .k_exec = unsetifnwkey, 338 .k_nextparser = &command_root.pb_parser} 339 , {.k_word = "preference", .k_act = "address", 340 .k_nextparser = &parse_preference.pi_parser} 341 , {.k_word = "prefixlen", .k_nextparser = &parse_prefixlen.pi_parser} 342 , {.k_word = "ssid", .k_nextparser = &parse_ssid.ps_parser} 343 , {.k_word = "powersavesleep", 344 .k_nextparser = &parse_powersavesleep.pi_parser} 345 , {.k_word = "trailers", .k_neg = true, 346 .k_exec = notrailers, .k_nextparser = &command_root.pb_parser} 347 , {.k_word = "tunnel", .k_nextparser = &tunsrc.pa_parser} 348 , {.k_word = "vlan", .k_nextparser = &vlan.pi_parser} 349 , {.k_word = "vlanif", .k_act = "vlan", 350 .k_nextparser = &vlanif.pif_parser} 351 , {.k_word = "-vlanif", .k_key = "vlanif", .k_type = KW_T_STR, 352 .k_str = "", .k_exec = setvlanif} 353 #ifndef INET_ONLY 354 , {.k_word = "phase", .k_nextparser = &phase.pi_parser} 355 , {.k_word = "range", .k_nextparser = &parse_range.ps_parser} 356 , {.k_word = "nsellength", .k_nextparser = &parse_nsellength.pi_parser} 357 , {.k_word = "snpaoffset", .k_nextparser = &snpaoffset.pi_parser} 358 /* CARP */ 359 , {.k_word = "advbase", .k_nextparser = &parse_advbase.pi_parser} 360 , {.k_word = "advskew", .k_nextparser = &parse_advskew.pi_parser} 361 , {.k_word = "carpdev", .k_nextparser = &carpdev.pif_parser} 362 , {.k_word = "-carpdev", .k_key = "carpdev", .k_type = KW_T_STR, 363 .k_str = "", .k_exec = setcarpdev, 364 .k_nextparser = &command_root.pb_parser} 365 , {.k_word = "pass", .k_nextparser = &pass.ps_parser} 366 , {.k_word = "state", .k_nextparser = &carpstate.pk_parser} 367 , {.k_word = "vhid", .k_nextparser = &parse_vhid.pi_parser} 368 #endif 369 #ifdef INET6 370 , {.k_word = "eui64", .k_exec = setia6eui64, 371 .k_nextparser = &command_root.pb_parser} 372 #endif /*INET6*/ 373 }; 374 375 /* key: clonecmd */ 376 struct kwinst clonekw[] = { 377 {.k_word = "create", .k_type = KW_T_NUM, .k_num = SIOCIFCREATE, 378 .k_nextparser = &opt_silent_family.pb_parser}, 379 {.k_word = "destroy", .k_type = KW_T_NUM, .k_num = SIOCIFDESTROY} 380 }; 381 382 struct kwinst familykw[] = { 383 {.k_word = "inet", .k_type = KW_T_NUM, .k_num = AF_INET, 384 .k_nextparser = NULL} 385 #ifdef INET6 386 , {.k_word = "inet6", .k_type = KW_T_NUM, .k_num = AF_INET6, 387 .k_nextparser = NULL} 388 #endif 389 #ifndef INET_ONLY /* small version, for boot media */ 390 , {.k_word = "atalk", .k_type = KW_T_NUM, .k_num = AF_APPLETALK, 391 .k_nextparser = NULL} 392 , {.k_word = "iso", .k_type = KW_T_NUM, .k_num = AF_ISO, 393 .k_nextparser = NULL} 394 #endif /* INET_ONLY */ 395 }; 396 397 struct pterm cloneterm = PTERM_INITIALIZER(&cloneterm, "list cloners", 398 list_cloners, "none"); 399 400 struct pterm no_cmds = PTERM_INITIALIZER(&no_cmds, "no commands", no_cmds_exec, 401 "none"); 402 403 struct pkw family_only = 404 PKW_INITIALIZER(&family_only, "family-only", NULL, "af", familykw, 405 __arraycount(familykw), &no_cmds.pt_parser); 406 407 struct paddr address = PADDR_INITIALIZER(&address, 408 "local address (address 1)", 409 setifaddr, "address", "netmask", NULL, "address", &command_root.pb_parser); 410 411 struct paddr dstormask = PADDR_INITIALIZER(&dstormask, 412 "destination/netmask (address 2)", 413 setifdstormask, "dstormask", NULL, "address", "dstormask", 414 &command_root.pb_parser); 415 416 struct paddr broadcast = PADDR_INITIALIZER(&broadcast, 417 "broadcast address (address 3)", 418 setifbroadaddr, "broadcast", NULL, "dstormask", "broadcast", 419 &command_root.pb_parser); 420 421 struct branch opt_clone_brs[] = { 422 {.b_nextparser = &cloning.pk_parser} 423 , {.b_nextparser = &opt_family.pb_parser} 424 }, opt_silent_family_brs[] = { 425 {.b_nextparser = &silent_family.pk_parser} 426 , {.b_nextparser = &command_root.pb_parser} 427 }, opt_family_brs[] = { 428 {.b_nextparser = &family.pk_parser} 429 , {.b_nextparser = &opt_command.pb_parser} 430 }, command_root_brs[] = { 431 {.b_nextparser = &ieee80211bool.pk_parser} 432 , {.b_nextparser = &ifflags.pk_parser} 433 , {.b_nextparser = &ifcaps.pk_parser} 434 #ifdef INET6 435 , {.b_nextparser = &ia6flags.pk_parser} 436 , {.b_nextparser = &ia6lifetime.pk_parser} 437 #endif /*INET6*/ 438 , {.b_nextparser = &misc.pk_parser} 439 , {.b_nextparser = &address.pa_parser} 440 , {.b_nextparser = &dstormask.pa_parser} 441 , {.b_nextparser = &broadcast.pa_parser} 442 , {.b_nextparser = NULL} 443 }, opt_command_brs[] = { 444 {.b_nextparser = &no_cmds.pt_parser} 445 , {.b_nextparser = &command_root.pb_parser} 446 }; 447 448 struct branch opt_family_only_brs[] = { 449 {.b_nextparser = &no_cmds.pt_parser} 450 , {.b_nextparser = &family_only.pk_parser} 451 }; 452 struct pbranch opt_family_only = PBRANCH_INITIALIZER(&opt_family_only, 453 "opt-family-only", opt_family_only_brs, 454 __arraycount(opt_family_only_brs), true); 455 struct pbranch opt_command = PBRANCH_INITIALIZER(&opt_command, 456 "optional command", 457 opt_command_brs, __arraycount(opt_command_brs), true); 458 459 struct pbranch command_root = PBRANCH_INITIALIZER(&command_root, 460 "command-root", command_root_brs, __arraycount(command_root_brs), true); 461 462 struct piface iface_opt_family_only = 463 PIFACE_INITIALIZER(&iface_opt_family_only, "iface-opt-family-only", 464 NULL, "if", &opt_family_only.pb_parser); 465 466 struct pkw family = PKW_INITIALIZER(&family, "family", NULL, "af", 467 familykw, __arraycount(familykw), &opt_command.pb_parser); 468 469 struct pkw silent_family = PKW_INITIALIZER(&silent_family, "silent family", 470 NULL, "af", familykw, __arraycount(familykw), &command_root.pb_parser); 471 472 #ifdef INET6 473 struct kwinst ia6flagskw[] = { 474 IFKW("anycast", IN6_IFF_ANYCAST) 475 , IFKW("tentative", IN6_IFF_TENTATIVE) 476 , IFKW("deprecated", IN6_IFF_DEPRECATED) 477 }; 478 479 struct pinteger pltime = PINTEGER_INITIALIZER(&pltime, "pltime", 0, 480 setia6pltime, "pltime", &command_root.pb_parser); 481 482 struct pinteger vltime = PINTEGER_INITIALIZER(&vltime, "vltime", 0, 483 setia6vltime, "vltime", &command_root.pb_parser); 484 485 struct kwinst ia6lifetimekw[] = { 486 {.k_word = "pltime", .k_nextparser = &pltime.pi_parser} 487 , {.k_word = "vltime", .k_nextparser = &vltime.pi_parser} 488 }; 489 490 struct pkw ia6flags = PKW_INITIALIZER(&ia6flags, "ia6flags", setia6flags, 491 "ia6flag", ia6flagskw, __arraycount(ia6flagskw), &command_root.pb_parser); 492 struct pkw ia6lifetime = PKW_INITIALIZER(&ia6lifetime, "ia6lifetime", NULL, 493 NULL, ia6lifetimekw, __arraycount(ia6lifetimekw), NULL); 494 #endif /*INET6*/ 495 496 struct pkw ifcaps = PKW_INITIALIZER(&ifcaps, "ifcaps", setifcaps, 497 "ifcap", ifcapskw, __arraycount(ifcapskw), &command_root.pb_parser); 498 499 struct pkw ifflags = PKW_INITIALIZER(&ifflags, "ifflags", setifflags, 500 "ifflag", ifflagskw, __arraycount(ifflagskw), &command_root.pb_parser); 501 502 struct pkw cloning = PKW_INITIALIZER(&cloning, "cloning", clone_command, 503 "clonecmd", clonekw, __arraycount(clonekw), NULL); 504 505 struct pkw misc = PKW_INITIALIZER(&misc, "misc", NULL, NULL, 506 misckw, __arraycount(misckw), NULL); 507 508 struct pbranch opt_clone = PBRANCH_INITIALIZER(&opt_clone, 509 "opt-clone", opt_clone_brs, __arraycount(opt_clone_brs), true); 510 511 struct pbranch opt_silent_family = PBRANCH_INITIALIZER(&opt_silent_family, 512 "optional silent family", opt_silent_family_brs, 513 __arraycount(opt_silent_family_brs), true); 514 515 struct pbranch opt_family = PBRANCH_INITIALIZER(&opt_family, 516 "opt-family", opt_family_brs, __arraycount(opt_family_brs), true); 517 518 struct piface iface_start = PIFACE_INITIALIZER(&iface_start, 519 "iface-opt-family", NULL, "if", &opt_clone.pb_parser); 520 521 struct piface iface_only = PIFACE_INITIALIZER(&iface_only, "iface", 522 media_status_exec, "if", NULL); 523 524 static struct parser * 525 init_parser(void) 526 { 527 if (parser_init(&iface_opt_family_only.pif_parser) == -1) 528 err(EXIT_FAILURE, "parser_init(iface_opt_family_only)"); 529 if (parser_init(&iface_only.pif_parser) == -1) 530 err(EXIT_FAILURE, "parser_init(iface_only)"); 531 if (parser_init(&iface_start.pif_parser) == -1) 532 err(EXIT_FAILURE, "parser_init(iface_start)"); 533 534 return &iface_start.pif_parser; 535 } 536 537 static int 538 no_cmds_exec(prop_dictionary_t env, prop_dictionary_t xenv) 539 { 540 const char *ifname; 541 unsigned short ignore; 542 543 /* ifname == NULL is ok. It indicates 'ifconfig -a'. */ 544 if ((ifname = getifname(env)) == NULL) 545 ; 546 else if (getifflags(env, xenv, &ignore) == -1) 547 err(EXIT_FAILURE, "SIOCGIFFLAGS %s", ifname); 548 549 printall(ifname, env); 550 exit(EXIT_SUCCESS); 551 } 552 553 static int 554 media_status_exec(prop_dictionary_t env, prop_dictionary_t xenv) 555 { 556 const char *ifname; 557 unsigned short ignore; 558 559 /* ifname == NULL is ok. It indicates 'ifconfig -a'. */ 560 if ((ifname = getifname(env)) == NULL) 561 ; 562 else if (getifflags(env, xenv, &ignore) == -1) 563 err(EXIT_FAILURE, "SIOCGIFFLAGS %s", ifname); 564 565 exit(carrier(env)); 566 } 567 568 int 569 main(int argc, char **argv) 570 { 571 const struct afswtch *afp; 572 int af, aflag = 0, Cflag = 0, s; 573 struct match match[32]; 574 size_t nmatch; 575 struct parser *start; 576 int ch, narg = 0, rc; 577 prop_dictionary_t env, xenv; 578 const char *ifname; 579 struct ifcapreq ifcr; 580 581 memset(match, 0, sizeof(match)); 582 583 start = init_parser(); 584 585 /* Parse command-line options */ 586 aflag = mflag = vflag = zflag = 0; 587 while ((ch = getopt(argc, argv, "AabCdhlmsuvz" 588 #ifdef INET6 589 "L" 590 #endif 591 )) != -1) { 592 switch (ch) { 593 case 'A': 594 warnx("-A is deprecated"); 595 break; 596 597 case 'a': 598 aflag = 1; 599 break; 600 601 case 'b': 602 bflag = 1; 603 break; 604 605 case 'C': 606 Cflag = 1; 607 break; 608 609 case 'd': 610 dflag = 1; 611 break; 612 case 'h': 613 hflag = 1; 614 break; 615 #ifdef INET6 616 case 'L': 617 Lflag = 1; 618 break; 619 #endif 620 621 case 'l': 622 lflag = 1; 623 break; 624 625 case 'm': 626 mflag = 1; 627 break; 628 629 case 's': 630 sflag = 1; 631 break; 632 633 case 'u': 634 uflag = 1; 635 break; 636 637 case 'v': 638 vflag = 1; 639 break; 640 641 case 'z': 642 zflag = 1; 643 break; 644 645 646 default: 647 usage(); 648 /* NOTREACHED */ 649 } 650 switch (ch) { 651 case 'a': 652 start = &opt_family_only.pb_parser; 653 break; 654 655 #ifdef INET6 656 case 'L': 657 #endif 658 case 'm': 659 case 'v': 660 case 'z': 661 if (start != &opt_family_only.pb_parser) 662 start = &iface_opt_family_only.pif_parser; 663 break; 664 case 'C': 665 start = &cloneterm.pt_parser; 666 break; 667 case 'l': 668 start = &no_cmds.pt_parser; 669 break; 670 case 's': 671 if (start != &no_cmds.pt_parser && 672 start != &opt_family_only.pb_parser) 673 start = &iface_only.pif_parser; 674 break; 675 default: 676 break; 677 } 678 } 679 argc -= optind; 680 argv += optind; 681 682 /* 683 * -l means "list all interfaces", and is mutally exclusive with 684 * all other flags/commands. 685 * 686 * -C means "list all names of cloners", and it mutually exclusive 687 * with all other flags/commands. 688 * 689 * -a means "print status of all interfaces". 690 */ 691 if ((lflag || Cflag) && (aflag || mflag || vflag || zflag)) 692 usage(); 693 #ifdef INET6 694 if ((lflag || Cflag) && Lflag) 695 usage(); 696 #endif 697 if (lflag && Cflag) 698 usage(); 699 700 nmatch = __arraycount(match); 701 702 rc = parse(argc, argv, start, match, &nmatch, &narg); 703 if (rc != 0) 704 usage(); 705 706 if ((xenv = prop_dictionary_create()) == NULL) 707 err(EXIT_FAILURE, "%s: prop_dictionary_create", __func__); 708 709 if (matches_exec(match, xenv, nmatch) == -1) 710 err(EXIT_FAILURE, "exec_matches"); 711 712 argc -= narg; 713 argv += narg; 714 715 env = (nmatch > 0) ? match[(int)nmatch - 1].m_env : NULL; 716 if (env == NULL) 717 env = xenv; 718 else 719 env = prop_dictionary_augment(env, xenv); 720 721 /* Process any media commands that may have been issued. */ 722 process_media_commands(env); 723 724 af = getaf(env); 725 switch (af) { 726 #ifndef INET_ONLY 727 case AF_APPLETALK: 728 checkatrange(&at_addreq.ifra_addr); 729 break; 730 #endif /* INET_ONLY */ 731 default: 732 break; 733 case -1: 734 af = AF_INET; 735 break; 736 } 737 738 if ((s = getsock(af)) == -1) 739 err(EXIT_FAILURE, "%s: getsock", __func__); 740 741 if ((ifname = getifname(env)) == NULL) 742 err(EXIT_FAILURE, "%s: getifname", __func__); 743 744 if ((afp = lookup_af_bynum(af)) == NULL) 745 errx(EXIT_FAILURE, "%s: lookup_af_bynum", __func__); 746 747 if (afp->af_addr_commit != NULL) { 748 (*afp->af_addr_commit)(env, xenv); 749 } else { 750 if (clearaddr) { 751 estrlcpy(afp->af_ridreq, ifname, IFNAMSIZ); 752 if (ioctl(s, afp->af_difaddr, afp->af_ridreq) == -1) 753 err(EXIT_FAILURE, "SIOCDIFADDR"); 754 } 755 if (newaddr > 0) { 756 estrlcpy(afp->af_addreq, ifname, IFNAMSIZ); 757 if (ioctl(s, afp->af_aifaddr, afp->af_addreq) == -1) 758 warn("SIOCAIFADDR"); 759 else if (check_up_state < 0) 760 check_up_state = 1; 761 } 762 } 763 764 do_setifpreference(env); 765 if (prop_dictionary_get(env, "ifcap") != NULL) { 766 memset(&ifcr, 0, sizeof(ifcr)); 767 estrlcpy(ifcr.ifcr_name, ifname, sizeof(ifcr.ifcr_name)); 768 if (ioctl(s, SIOCSIFCAP, &ifcr) == -1) 769 err(EXIT_FAILURE, "SIOCSIFCAP"); 770 } 771 772 if (check_up_state == 1) 773 check_ifflags_up(ifname); 774 775 exit(EXIT_SUCCESS); 776 } 777 778 const struct afswtch * 779 lookup_af_bynum(int afnum) 780 { 781 const struct afswtch *a; 782 783 for (a = afs; a->af_name != NULL; a++) 784 if (a->af_af == afnum) 785 return (a); 786 return (NULL); 787 } 788 789 void 790 printall(const char *ifname, prop_dictionary_t env0) 791 { 792 struct ifaddrs *ifap, *ifa; 793 struct ifreq ifr; 794 const struct sockaddr_dl *sdl = NULL; 795 prop_dictionary_t env, oenv; 796 int idx; 797 char *p; 798 799 if (env0 == NULL) 800 env = prop_dictionary_create(); 801 else 802 env = prop_dictionary_copy_mutable(env0); 803 804 oenv = prop_dictionary_create(); 805 806 if (env == NULL || oenv == NULL) 807 errx(EXIT_FAILURE, "%s: prop_dictionary_copy/create", __func__); 808 809 if (getifaddrs(&ifap) != 0) 810 err(EXIT_FAILURE, "getifaddrs"); 811 p = NULL; 812 idx = 0; 813 for (ifa = ifap; ifa; ifa = ifa->ifa_next) { 814 memset(&ifr, 0, sizeof(ifr)); 815 estrlcpy(ifr.ifr_name, ifa->ifa_name, sizeof(ifr.ifr_name)); 816 if (sizeof(ifr.ifr_addr) >= ifa->ifa_addr->sa_len) { 817 memcpy(&ifr.ifr_addr, ifa->ifa_addr, 818 ifa->ifa_addr->sa_len); 819 } 820 821 if (ifname != NULL && strcmp(ifname, ifa->ifa_name) != 0) 822 continue; 823 if (ifa->ifa_addr->sa_family == AF_LINK) 824 sdl = (const struct sockaddr_dl *) ifa->ifa_addr; 825 if (p && strcmp(p, ifa->ifa_name) == 0) 826 continue; 827 if (!prop_dictionary_set_cstring(env, "if", ifa->ifa_name)) 828 continue; 829 p = ifa->ifa_name; 830 831 if (bflag && (ifa->ifa_flags & IFF_BROADCAST) == 0) 832 continue; 833 if (dflag && (ifa->ifa_flags & IFF_UP) != 0) 834 continue; 835 if (uflag && (ifa->ifa_flags & IFF_UP) == 0) 836 continue; 837 838 if (sflag && carrier(env)) 839 continue; 840 idx++; 841 /* 842 * Are we just listing the interfaces? 843 */ 844 if (lflag) { 845 if (idx > 1) 846 printf(" "); 847 fputs(ifa->ifa_name, stdout); 848 continue; 849 } 850 851 status(sdl, env, oenv); 852 sdl = NULL; 853 } 854 if (lflag) 855 printf("\n"); 856 prop_object_release((prop_object_t)env); 857 prop_object_release((prop_object_t)oenv); 858 freeifaddrs(ifap); 859 } 860 861 int 862 list_cloners(prop_dictionary_t env, prop_dictionary_t oenv) 863 { 864 struct if_clonereq ifcr; 865 char *cp, *buf; 866 int idx, s; 867 868 memset(&ifcr, 0, sizeof(ifcr)); 869 870 s = getsock(AF_INET); 871 872 if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1) 873 err(EXIT_FAILURE, "SIOCIFGCLONERS for count"); 874 875 buf = malloc(ifcr.ifcr_total * IFNAMSIZ); 876 if (buf == NULL) 877 err(EXIT_FAILURE, "unable to allocate cloner name buffer"); 878 879 ifcr.ifcr_count = ifcr.ifcr_total; 880 ifcr.ifcr_buffer = buf; 881 882 if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1) 883 err(EXIT_FAILURE, "SIOCIFGCLONERS for names"); 884 885 /* 886 * In case some disappeared in the mean time, clamp it down. 887 */ 888 if (ifcr.ifcr_count > ifcr.ifcr_total) 889 ifcr.ifcr_count = ifcr.ifcr_total; 890 891 for (cp = buf, idx = 0; idx < ifcr.ifcr_count; idx++, cp += IFNAMSIZ) { 892 if (idx > 0) 893 printf(" "); 894 printf("%s", cp); 895 } 896 897 printf("\n"); 898 free(buf); 899 exit(EXIT_SUCCESS); 900 } 901 902 static int 903 clone_command(prop_dictionary_t env, prop_dictionary_t xenv) 904 { 905 struct ifreq ifreq; 906 int s; 907 int64_t cmd; 908 const char *ifname; 909 910 if (!prop_dictionary_get_int64(env, "clonecmd", &cmd)) { 911 errno = ENOENT; 912 return -1; 913 } 914 915 if ((ifname = getifname(env)) == NULL) 916 return -1; 917 918 /* We're called early... */ 919 s = getsock(AF_INET); 920 921 estrlcpy(ifreq.ifr_name, ifname, sizeof(ifreq.ifr_name)); 922 if (ioctl(s, (unsigned long)cmd, &ifreq) == -1) { 923 warn("%s", __func__); 924 return -1; 925 } 926 return 0; 927 } 928 929 /*ARGSUSED*/ 930 int 931 setifaddr(prop_dictionary_t env, prop_dictionary_t xenv) 932 { 933 struct ifreq *ifr; /* XXX */ 934 const struct paddr_prefix *pfx0; 935 struct paddr_prefix *pfx; 936 prop_data_t d; 937 const char *ifname; 938 int af, s; 939 const struct afswtch *afp; 940 941 if ((af = getaf(env)) == -1) 942 af = AF_INET; 943 944 if ((afp = lookup_af_bynum(af)) == NULL) 945 return -1; 946 947 d = (prop_data_t)prop_dictionary_get(env, "address"); 948 assert(d != NULL); 949 pfx0 = prop_data_data_nocopy(d); 950 951 if (pfx0->pfx_len != 0) { 952 pfx = prefixlen_to_mask(af, pfx0->pfx_len); 953 if (pfx == NULL) 954 err(EXIT_FAILURE, "prefixlen_to_mask"); 955 956 if (afp->af_getaddr != NULL) 957 (*afp->af_getaddr)(pfx, MASK); 958 free(pfx); 959 } 960 961 if (afp->af_addr_commit != NULL) 962 return 0; 963 964 if ((ifname = getifname(env)) == NULL) 965 return -1; 966 967 /* 968 * Delay the ioctl to set the interface addr until flags are all set. 969 * The address interpretation may depend on the flags, 970 * and the flags may change when the address is set. 971 */ 972 setaddr++; 973 if (newaddr == -1) 974 newaddr = 1; 975 if (doalias == 0 && afp->af_gifaddr != 0) { 976 ifr = (struct ifreq *)afp->af_ridreq; 977 estrlcpy(ifr->ifr_name, ifname, sizeof(ifr->ifr_name)); 978 ifr->ifr_addr.sa_family = af; 979 980 if ((s = getsock(af)) == -1) 981 err(EXIT_FAILURE, "getsock"); 982 983 if (ioctl(s, afp->af_gifaddr, afp->af_ridreq) == 0) 984 clearaddr = 1; 985 else if (errno == EADDRNOTAVAIL) 986 /* No address was assigned yet. */ 987 ; 988 else 989 err(EXIT_FAILURE, "SIOCGIFADDR"); 990 } 991 992 #if 0 993 int i; 994 for (i = 0; i < pfx0->pfx_addr.sa_len; i++) 995 printf(" %02x", ((const uint8_t *)&pfx->pfx_addr)[i]); 996 printf("\n"); 997 #endif 998 if (afp->af_getaddr != NULL) 999 (*afp->af_getaddr)(pfx0, (doalias >= 0 ? ADDR : RIDADDR)); 1000 return 0; 1001 } 1002 1003 int 1004 setifnetmask(prop_dictionary_t env, prop_dictionary_t xenv) 1005 { 1006 const struct paddr_prefix *pfx; 1007 prop_data_t d; 1008 int af; 1009 const struct afswtch *afp; 1010 1011 if ((af = getaf(env)) == -1) 1012 af = AF_INET; 1013 1014 if ((afp = lookup_af_bynum(af)) == NULL) 1015 return -1; 1016 1017 d = (prop_data_t)prop_dictionary_get(env, "dstormask"); 1018 assert(d != NULL); 1019 pfx = prop_data_data_nocopy(d); 1020 1021 if (!prop_dictionary_set(xenv, "netmask", (prop_object_t)d)) 1022 return -1; 1023 1024 if (afp->af_getaddr != NULL) 1025 (*afp->af_getaddr)(pfx, MASK); 1026 return 0; 1027 } 1028 1029 int 1030 setifbroadaddr(prop_dictionary_t env, prop_dictionary_t xenv) 1031 { 1032 const struct paddr_prefix *pfx; 1033 prop_data_t d; 1034 int af; 1035 const struct afswtch *afp; 1036 unsigned short flags; 1037 1038 if ((af = getaf(env)) == -1) 1039 af = AF_INET; 1040 1041 if ((afp = lookup_af_bynum(af)) == NULL) 1042 return -1; 1043 1044 if (getifflags(env, xenv, &flags) == -1) 1045 err(EXIT_FAILURE, "%s: getifflags", __func__); 1046 1047 if ((flags & IFF_BROADCAST) == 0) 1048 errx(EXIT_FAILURE, "not a broadcast interface"); 1049 1050 d = (prop_data_t)prop_dictionary_get(env, "broadcast"); 1051 assert(d != NULL); 1052 pfx = prop_data_data_nocopy(d); 1053 1054 if (!prop_dictionary_set(xenv, "broadcast", (prop_object_t)d)) 1055 return -1; 1056 1057 if (afp->af_getaddr != NULL) 1058 (*afp->af_getaddr)(pfx, DSTADDR); 1059 1060 return 0; 1061 } 1062 1063 #define rqtosa(__afp, __x) (&(((struct ifreq *)(__afp->__x))->ifr_addr)) 1064 1065 int 1066 notealias(prop_dictionary_t env, prop_dictionary_t xenv) 1067 { 1068 bool alias, delete; 1069 int af; 1070 const struct afswtch *afp; 1071 1072 if ((af = getaf(env)) == -1) 1073 af = AF_INET; 1074 1075 if ((afp = lookup_af_bynum(af)) == NULL) 1076 return -1; 1077 1078 if (afp->af_addr_commit != NULL) 1079 return 0; 1080 1081 if (!prop_dictionary_get_bool(env, "alias", &alias)) { 1082 errno = ENOENT; 1083 return -1; 1084 } 1085 delete = !alias; 1086 if (setaddr && doalias == 0 && delete) 1087 memcpy(rqtosa(afp, af_ridreq), rqtosa(afp, af_addreq), 1088 rqtosa(afp, af_addreq)->sa_len); 1089 doalias = delete ? -1 : 1; 1090 if (delete) { 1091 clearaddr = 1; 1092 newaddr = 0; 1093 } else { 1094 clearaddr = 0; 1095 } 1096 return 0; 1097 } 1098 1099 /*ARGSUSED*/ 1100 int 1101 notrailers(prop_dictionary_t env, prop_dictionary_t xenv) 1102 { 1103 puts("Note: trailers are no longer sent, but always received"); 1104 return 0; 1105 } 1106 1107 /*ARGSUSED*/ 1108 int 1109 setifdstormask(prop_dictionary_t env, prop_dictionary_t xenv) 1110 { 1111 const char *key; 1112 const struct paddr_prefix *pfx; 1113 prop_data_t d; 1114 int af, which; 1115 const struct afswtch *afp; 1116 unsigned short flags; 1117 1118 if ((af = getaf(env)) == -1) 1119 af = AF_INET; 1120 1121 if ((afp = lookup_af_bynum(af)) == NULL) 1122 return -1; 1123 1124 if (getifflags(env, xenv, &flags) == -1) 1125 err(EXIT_FAILURE, "%s: getifflags", __func__); 1126 1127 d = (prop_data_t)prop_dictionary_get(env, "dstormask"); 1128 assert(d != NULL); 1129 pfx = prop_data_data_nocopy(d); 1130 1131 if ((flags & IFF_BROADCAST) == 0) { 1132 key = "dst"; 1133 which = DSTADDR; 1134 } else { 1135 key = "netmask"; 1136 which = MASK; 1137 } 1138 1139 if (!prop_dictionary_set(xenv, key, (prop_object_t)d)) 1140 return -1; 1141 1142 if (afp->af_getaddr != NULL) 1143 (*afp->af_getaddr)(pfx, which); 1144 return 0; 1145 } 1146 1147 void 1148 check_ifflags_up(const char *ifname) 1149 { 1150 struct ifreq ifreq; 1151 int s; 1152 1153 s = getsock(AF_UNSPEC); 1154 1155 estrlcpy(ifreq.ifr_name, ifname, sizeof(ifreq.ifr_name)); 1156 if (ioctl(s, SIOCGIFFLAGS, &ifreq) == -1) 1157 err(EXIT_FAILURE, "SIOCGIFFLAGS"); 1158 if (ifreq.ifr_flags & IFF_UP) 1159 return; 1160 ifreq.ifr_flags |= IFF_UP; 1161 if (ioctl(s, SIOCSIFFLAGS, &ifreq) == -1) 1162 err(EXIT_FAILURE, "SIOCSIFFLAGS"); 1163 } 1164 1165 int 1166 setifflags(prop_dictionary_t env, prop_dictionary_t xenv) 1167 { 1168 struct ifreq ifreq; 1169 int64_t ifflag; 1170 int s; 1171 bool rc; 1172 const char *ifname; 1173 1174 s = getsock(AF_INET); 1175 1176 rc = prop_dictionary_get_int64(env, "ifflag", &ifflag); 1177 assert(rc); 1178 if ((ifname = getifname(env)) == NULL) 1179 return -1; 1180 1181 estrlcpy(ifreq.ifr_name, ifname, sizeof(ifreq.ifr_name)); 1182 if (ioctl(s, SIOCGIFFLAGS, &ifreq) == -1) 1183 return -1; 1184 1185 if (ifflag < 0) { 1186 ifflag = -ifflag; 1187 if (ifflag == IFF_UP) 1188 check_up_state = 0; 1189 ifreq.ifr_flags &= ~ifflag; 1190 } else 1191 ifreq.ifr_flags |= ifflag; 1192 1193 if (ioctl(s, SIOCSIFFLAGS, &ifreq) == -1) 1194 return -1; 1195 1196 return 0; 1197 } 1198 1199 static int 1200 getifcaps(prop_dictionary_t env, prop_dictionary_t oenv, struct ifcapreq *oifcr) 1201 { 1202 const char *ifname; 1203 bool rc; 1204 int s; 1205 struct ifcapreq ifcr; 1206 const struct ifcapreq *tmpifcr; 1207 prop_data_t capdata; 1208 1209 if ((s = getsock(AF_UNSPEC)) == -1) 1210 return -1; 1211 1212 if ((ifname = getifname(env)) == NULL) 1213 return -1; 1214 1215 capdata = (prop_data_t)prop_dictionary_get(env, "ifcaps"); 1216 1217 if (capdata != NULL) { 1218 tmpifcr = prop_data_data_nocopy(capdata); 1219 *oifcr = *tmpifcr; 1220 return 0; 1221 } 1222 1223 estrlcpy(ifcr.ifcr_name, ifname, sizeof(ifcr.ifcr_name)); 1224 (void)ioctl(s, SIOCGIFCAP, &ifcr); 1225 *oifcr = ifcr; 1226 1227 capdata = prop_data_create_data(&ifcr, sizeof(ifcr)); 1228 1229 rc = prop_dictionary_set(oenv, "ifcaps", capdata); 1230 1231 prop_object_release((prop_object_t)capdata); 1232 1233 if (!rc) 1234 return -1; 1235 1236 return 0; 1237 } 1238 1239 static int 1240 setifcaps(prop_dictionary_t env, prop_dictionary_t oenv) 1241 { 1242 int64_t ifcap; 1243 int s; 1244 bool rc; 1245 prop_data_t capdata; 1246 const char *ifname; 1247 struct ifcapreq ifcr; 1248 1249 s = getsock(AF_INET); 1250 1251 rc = prop_dictionary_get_int64(env, "ifcap", &ifcap); 1252 assert(rc); 1253 1254 if ((ifname = getifname(env)) == NULL) 1255 return -1; 1256 1257 if (getifcaps(env, oenv, &ifcr) == -1) 1258 return -1; 1259 1260 if (ifcap < 0) { 1261 ifcap = -ifcap; 1262 ifcr.ifcr_capenable &= ~ifcap; 1263 } else 1264 ifcr.ifcr_capenable |= ifcap; 1265 1266 if ((capdata = prop_data_create_data(&ifcr, sizeof(ifcr))) == NULL) 1267 return -1; 1268 1269 if (!prop_dictionary_set(oenv, "ifcaps", capdata)) 1270 return -1; 1271 1272 return 0; 1273 } 1274 1275 static int 1276 setifmetric(prop_dictionary_t env, prop_dictionary_t xenv) 1277 { 1278 struct ifreq ifr; 1279 bool rc; 1280 const char *ifname; 1281 int s; 1282 int64_t metric; 1283 1284 if ((s = getsock(AF_UNSPEC)) == -1) 1285 return -1; 1286 1287 if ((ifname = getifname(env)) == NULL) 1288 return -1; 1289 1290 rc = prop_dictionary_get_int64(env, "metric", &metric); 1291 assert(rc); 1292 1293 estrlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); 1294 ifr.ifr_metric = metric; 1295 if (ioctl(s, SIOCSIFMETRIC, &ifr) == -1) 1296 warn("SIOCSIFMETRIC"); 1297 return 0; 1298 } 1299 1300 static void 1301 do_setifpreference(prop_dictionary_t env) 1302 { 1303 struct if_addrprefreq ifap; 1304 int af, s; 1305 const char *ifname; 1306 const struct afswtch *afp; 1307 prop_data_t d; 1308 const struct paddr_prefix *pfx; 1309 1310 if ((af = getaf(env)) == -1) 1311 af = AF_INET; 1312 1313 if ((afp = lookup_af_bynum(af)) == NULL) 1314 errx(EXIT_FAILURE, "%s: lookup_af_bynum", __func__); 1315 1316 memset(&ifap, 0, sizeof(ifap)); 1317 1318 if (!prop_dictionary_get_int16(env, "preference", 1319 &ifap.ifap_preference)) 1320 return; 1321 1322 d = (prop_data_t)prop_dictionary_get(env, "address"); 1323 assert(d != NULL); 1324 1325 pfx = prop_data_data_nocopy(d); 1326 1327 s = getsock(AF_UNSPEC); 1328 1329 if ((ifname = getifname(env)) == NULL) 1330 err(EXIT_FAILURE, "%s: getifname", __func__); 1331 1332 strlcpy(ifap.ifap_name, ifname, sizeof(ifap.ifap_name)); 1333 memcpy(&ifap.ifap_addr, &pfx->pfx_addr, 1334 MIN(sizeof(ifap.ifap_addr), pfx->pfx_addr.sa_len)); 1335 if (ioctl(s, SIOCSIFADDRPREF, &ifap) == -1) 1336 warn("SIOCSIFADDRPREF"); 1337 } 1338 1339 static int 1340 setifmtu(prop_dictionary_t env, prop_dictionary_t xenv) 1341 { 1342 int64_t mtu; 1343 bool rc; 1344 const char *ifname; 1345 struct ifreq ifr; 1346 int s; 1347 1348 if ((s = getsock(AF_UNSPEC)) == -1) 1349 return -1; 1350 1351 if ((ifname = getifname(env)) == NULL) 1352 return -1; 1353 1354 rc = prop_dictionary_get_int64(env, "mtu", &mtu); 1355 assert(rc); 1356 1357 estrlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); 1358 ifr.ifr_mtu = mtu; 1359 if (ioctl(s, SIOCSIFMTU, &ifr) == -1) 1360 warn("SIOCSIFMTU"); 1361 1362 return 0; 1363 } 1364 1365 static void 1366 media_error(int type, const char *val, const char *opt) 1367 { 1368 errx(EXIT_FAILURE, "unknown %s media %s: %s", 1369 get_media_type_string(type), opt, val); 1370 } 1371 1372 void 1373 init_current_media(prop_dictionary_t env, prop_dictionary_t oenv) 1374 { 1375 struct ifmediareq ifmr; 1376 int s; 1377 const char *ifname; 1378 1379 if ((s = getsock(AF_UNSPEC)) == -1) 1380 err(EXIT_FAILURE, "%s: getsock", __func__); 1381 1382 if ((ifname = getifname(env)) == NULL) 1383 err(EXIT_FAILURE, "%s: getifname", __func__); 1384 1385 /* 1386 * If we have not yet done so, grab the currently-selected 1387 * media. 1388 */ 1389 1390 if (prop_dictionary_get(env, "initmedia") == NULL) { 1391 memset(&ifmr, 0, sizeof(ifmr)); 1392 estrlcpy(ifmr.ifm_name, ifname, sizeof(ifmr.ifm_name)); 1393 1394 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) { 1395 /* 1396 * If we get E2BIG, the kernel is telling us 1397 * that there are more, so we can ignore it. 1398 */ 1399 if (errno != E2BIG) 1400 err(EXIT_FAILURE, "SIOCGIFMEDIA"); 1401 } 1402 1403 if (!prop_dictionary_set_bool(oenv, "initmedia", true)) { 1404 err(EXIT_FAILURE, "%s: prop_dictionary_set_bool", 1405 __func__); 1406 } 1407 media_current = ifmr.ifm_current; 1408 } 1409 1410 /* Sanity. */ 1411 if (IFM_TYPE(media_current) == 0) 1412 errx(EXIT_FAILURE, "%s: no link type?", ifname); 1413 } 1414 1415 void 1416 process_media_commands(prop_dictionary_t env) 1417 { 1418 struct ifreq ifr; 1419 const char *ifname; 1420 int s; 1421 1422 if ((s = getsock(AF_UNSPEC)) == -1) 1423 err(EXIT_FAILURE, "%s: getsock", __func__); 1424 1425 if (prop_dictionary_get(env, "media") == NULL && 1426 prop_dictionary_get(env, "mediaopt") == NULL && 1427 prop_dictionary_get(env, "unmediaopt") == NULL && 1428 prop_dictionary_get(env, "mediamode") == NULL) { 1429 /* Nothing to do. */ 1430 return; 1431 } 1432 1433 if ((ifname = getifname(env)) == NULL) 1434 err(EXIT_FAILURE, "%s: getifname", __func__); 1435 1436 /* 1437 * Media already set up, and commands sanity-checked. Set/clear 1438 * any options, and we're ready to go. 1439 */ 1440 media_current |= mediaopt_set; 1441 media_current &= ~mediaopt_clear; 1442 1443 memset(&ifr, 0, sizeof(ifr)); 1444 estrlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); 1445 ifr.ifr_media = media_current; 1446 1447 if (ioctl(s, SIOCSIFMEDIA, &ifr) == -1) 1448 err(EXIT_FAILURE, "SIOCSIFMEDIA"); 1449 } 1450 1451 int 1452 setmedia(prop_dictionary_t env, prop_dictionary_t xenv) 1453 { 1454 int type, subtype, inst; 1455 prop_data_t data; 1456 char *val; 1457 1458 init_current_media(env, xenv); 1459 1460 data = (prop_data_t)prop_dictionary_get(env, "media"); 1461 assert(data != NULL); 1462 1463 /* Only one media command may be given. */ 1464 /* Must not come after mode commands */ 1465 /* Must not come after mediaopt commands */ 1466 1467 /* 1468 * No need to check if `instance' has been issued; setmediainst() 1469 * craps out if `media' has not been specified. 1470 */ 1471 1472 type = IFM_TYPE(media_current); 1473 inst = IFM_INST(media_current); 1474 1475 val = strndup(prop_data_data_nocopy(data), prop_data_size(data)); 1476 if (val == NULL) 1477 return -1; 1478 1479 /* Look up the subtype. */ 1480 subtype = get_media_subtype(type, val); 1481 if (subtype == -1) 1482 media_error(type, val, "subtype"); 1483 1484 /* Build the new current media word. */ 1485 media_current = IFM_MAKEWORD(type, subtype, 0, inst); 1486 1487 /* Media will be set after other processing is complete. */ 1488 return 0; 1489 } 1490 1491 int 1492 setmediaopt(prop_dictionary_t env, prop_dictionary_t xenv) 1493 { 1494 char *invalid; 1495 prop_data_t data; 1496 char *val; 1497 1498 init_current_media(env, xenv); 1499 1500 data = (prop_data_t)prop_dictionary_get(env, "mediaopt"); 1501 assert(data != NULL); 1502 1503 /* Can only issue `mediaopt' once. */ 1504 /* Can't issue `mediaopt' if `instance' has already been issued. */ 1505 1506 val = strndup(prop_data_data_nocopy(data), prop_data_size(data)); 1507 if (val == NULL) 1508 return -1; 1509 1510 mediaopt_set = get_media_options(media_current, val, &invalid); 1511 free(val); 1512 if (mediaopt_set == -1) 1513 media_error(media_current, invalid, "option"); 1514 1515 /* Media will be set after other processing is complete. */ 1516 return 0; 1517 } 1518 1519 int 1520 unsetmediaopt(prop_dictionary_t env, prop_dictionary_t xenv) 1521 { 1522 char *invalid, *val; 1523 prop_data_t data; 1524 1525 init_current_media(env, xenv); 1526 1527 data = (prop_data_t)prop_dictionary_get(env, "unmediaopt"); 1528 if (data == NULL) { 1529 errno = ENOENT; 1530 return -1; 1531 } 1532 1533 val = strndup(prop_data_data_nocopy(data), prop_data_size(data)); 1534 if (val == NULL) 1535 return -1; 1536 1537 /* 1538 * No need to check for A_MEDIAINST, since the test for A_MEDIA 1539 * implicitly checks for A_MEDIAINST. 1540 */ 1541 1542 mediaopt_clear = get_media_options(media_current, val, &invalid); 1543 free(val); 1544 if (mediaopt_clear == -1) 1545 media_error(media_current, invalid, "option"); 1546 1547 /* Media will be set after other processing is complete. */ 1548 return 0; 1549 } 1550 1551 int 1552 setmediainst(prop_dictionary_t env, prop_dictionary_t xenv) 1553 { 1554 int type, subtype, options; 1555 int64_t inst; 1556 bool rc; 1557 1558 init_current_media(env, xenv); 1559 1560 rc = prop_dictionary_get_int64(env, "mediainst", &inst); 1561 assert(rc); 1562 1563 /* Can only issue `instance' once. */ 1564 /* Must have already specified `media' */ 1565 1566 type = IFM_TYPE(media_current); 1567 subtype = IFM_SUBTYPE(media_current); 1568 options = IFM_OPTIONS(media_current); 1569 1570 media_current = IFM_MAKEWORD(type, subtype, options, inst); 1571 1572 /* Media will be set after other processing is complete. */ 1573 return 0; 1574 } 1575 1576 int 1577 setmediamode(prop_dictionary_t env, prop_dictionary_t xenv) 1578 { 1579 int type, subtype, options, inst, mode; 1580 prop_data_t data; 1581 char *val; 1582 1583 init_current_media(env, xenv); 1584 1585 data = (prop_data_t)prop_dictionary_get(env, "mediamode"); 1586 assert(data != NULL); 1587 1588 type = IFM_TYPE(media_current); 1589 subtype = IFM_SUBTYPE(media_current); 1590 options = IFM_OPTIONS(media_current); 1591 inst = IFM_INST(media_current); 1592 1593 val = strndup(prop_data_data_nocopy(data), prop_data_size(data)); 1594 if (val == NULL) 1595 return -1; 1596 1597 mode = get_media_mode(type, val); 1598 if (mode == -1) 1599 media_error(type, val, "mode"); 1600 1601 free(val); 1602 1603 media_current = IFM_MAKEWORD(type, subtype, options, inst) | mode; 1604 1605 /* Media will be set after other processing is complete. */ 1606 return 0; 1607 } 1608 1609 void 1610 print_media_word(int ifmw, const char *opt_sep) 1611 { 1612 const char *str; 1613 1614 printf("%s", get_media_subtype_string(ifmw)); 1615 1616 /* Find mode. */ 1617 if (IFM_MODE(ifmw) != 0) { 1618 str = get_media_mode_string(ifmw); 1619 if (str != NULL) 1620 printf(" mode %s", str); 1621 } 1622 1623 /* Find options. */ 1624 for (; (str = get_media_option_string(&ifmw)) != NULL; opt_sep = ",") 1625 printf("%s%s", opt_sep, str); 1626 1627 if (IFM_INST(ifmw) != 0) 1628 printf(" instance %d", IFM_INST(ifmw)); 1629 } 1630 1631 int 1632 carrier(prop_dictionary_t env) 1633 { 1634 struct ifmediareq ifmr; 1635 int s; 1636 const char *ifname; 1637 1638 if ((s = getsock(AF_UNSPEC)) == -1) 1639 err(EXIT_FAILURE, "%s: getsock", __func__); 1640 1641 if ((ifname = getifname(env)) == NULL) 1642 err(EXIT_FAILURE, "%s: getifname", __func__); 1643 1644 (void) memset(&ifmr, 0, sizeof(ifmr)); 1645 estrlcpy(ifmr.ifm_name, ifname, sizeof(ifmr.ifm_name)); 1646 1647 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) { 1648 /* 1649 * Interface doesn't support SIOC{G,S}IFMEDIA; 1650 * assume ok. 1651 */ 1652 return EXIT_SUCCESS; 1653 } 1654 if ((ifmr.ifm_status & IFM_AVALID) == 0) { 1655 /* 1656 * Interface doesn't report media-valid status. 1657 * assume ok. 1658 */ 1659 return EXIT_SUCCESS; 1660 } 1661 /* otherwise, return ok for active, not-ok if not active. */ 1662 if (ifmr.ifm_status & IFM_ACTIVE) 1663 return EXIT_SUCCESS; 1664 else 1665 return EXIT_FAILURE; 1666 } 1667 1668 const int ifm_status_valid_list[] = IFM_STATUS_VALID_LIST; 1669 1670 const struct ifmedia_status_description ifm_status_descriptions[] = 1671 IFM_STATUS_DESCRIPTIONS; 1672 1673 /* 1674 * Print the status of the interface. If an address family was 1675 * specified, show it and it only; otherwise, show them all. 1676 */ 1677 void 1678 status(const struct sockaddr_dl *sdl, prop_dictionary_t env, 1679 prop_dictionary_t oenv) 1680 { 1681 struct ifmediareq ifmr; 1682 struct ifdatareq ifdr; 1683 struct ifreq ifr; 1684 int *media_list, i; 1685 char hbuf[NI_MAXHOST]; 1686 char fbuf[BUFSIZ]; 1687 int af, s; 1688 const char *ifname; 1689 struct ifcapreq ifcr; 1690 unsigned short flags; 1691 const struct afswtch *afp; 1692 1693 if ((af = getaf(env)) == -1) { 1694 afp = NULL; 1695 af = AF_UNSPEC; 1696 } else 1697 afp = lookup_af_bynum(af); 1698 1699 if ((s = getsock(af)) == -1) 1700 err(EXIT_FAILURE, "%s: getsock", __func__); 1701 1702 if ((ifname = getifinfo(env, oenv, &flags)) == NULL) 1703 err(EXIT_FAILURE, "%s: getifinfo", __func__); 1704 1705 (void)snprintb(fbuf, sizeof(fbuf), IFFBITS, flags); 1706 printf("%s: flags=%s", ifname, &fbuf[2]); 1707 1708 estrlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); 1709 if (ioctl(s, SIOCGIFMETRIC, &ifr) == -1) 1710 warn("SIOCGIFMETRIC %s", ifr.ifr_name); 1711 else if (ifr.ifr_metric != 0) 1712 printf(" metric %d", ifr.ifr_metric); 1713 1714 estrlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); 1715 if (ioctl(s, SIOCGIFMTU, &ifr) != -1 && ifr.ifr_mtu != 0) 1716 printf(" mtu %d", ifr.ifr_mtu); 1717 printf("\n"); 1718 1719 if (getifcaps(env, oenv, &ifcr) == -1) 1720 err(EXIT_FAILURE, "%s: getifcaps", __func__); 1721 1722 if (ifcr.ifcr_capabilities != 0) { 1723 (void)snprintb(fbuf, sizeof(fbuf), IFCAPBITS, 1724 ifcr.ifcr_capabilities); 1725 printf("\tcapabilities=%s\n", &fbuf[2]); 1726 (void)snprintb(fbuf, sizeof(fbuf), IFCAPBITS, 1727 ifcr.ifcr_capenable); 1728 printf("\tenabled=%s\n", &fbuf[2]); 1729 } 1730 1731 ieee80211_status(env, oenv); 1732 vlan_status(env, oenv); 1733 #ifndef INET_ONLY 1734 carp_status(env, oenv); 1735 #endif 1736 tunnel_status(env, oenv); 1737 agr_status(env, oenv); 1738 1739 if (sdl != NULL && 1740 getnameinfo((const struct sockaddr *)sdl, sdl->sdl_len, 1741 hbuf, sizeof(hbuf), NULL, 0, NI_NUMERICHOST) == 0 && 1742 hbuf[0] != '\0') 1743 printf("\taddress: %s\n", hbuf); 1744 1745 (void) memset(&ifmr, 0, sizeof(ifmr)); 1746 estrlcpy(ifmr.ifm_name, ifname, sizeof(ifmr.ifm_name)); 1747 1748 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) { 1749 /* 1750 * Interface doesn't support SIOC{G,S}IFMEDIA. 1751 */ 1752 goto iface_stats; 1753 } 1754 1755 if (ifmr.ifm_count == 0) { 1756 warnx("%s: no media types?", ifname); 1757 goto iface_stats; 1758 } 1759 1760 media_list = (int *)malloc(ifmr.ifm_count * sizeof(int)); 1761 if (media_list == NULL) 1762 err(EXIT_FAILURE, "malloc"); 1763 ifmr.ifm_ulist = media_list; 1764 1765 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) 1766 err(EXIT_FAILURE, "SIOCGIFMEDIA"); 1767 1768 printf("\tmedia: %s ", get_media_type_string(ifmr.ifm_current)); 1769 print_media_word(ifmr.ifm_current, " "); 1770 if (ifmr.ifm_active != ifmr.ifm_current) { 1771 printf(" ("); 1772 print_media_word(ifmr.ifm_active, " "); 1773 printf(")"); 1774 } 1775 printf("\n"); 1776 1777 if (ifmr.ifm_status & IFM_STATUS_VALID) { 1778 const struct ifmedia_status_description *ifms; 1779 int bitno, found = 0; 1780 1781 printf("\tstatus: "); 1782 for (bitno = 0; ifm_status_valid_list[bitno] != 0; bitno++) { 1783 for (ifms = ifm_status_descriptions; 1784 ifms->ifms_valid != 0; ifms++) { 1785 if (ifms->ifms_type != 1786 IFM_TYPE(ifmr.ifm_current) || 1787 ifms->ifms_valid != 1788 ifm_status_valid_list[bitno]) 1789 continue; 1790 printf("%s%s", found ? ", " : "", 1791 IFM_STATUS_DESC(ifms, ifmr.ifm_status)); 1792 found = 1; 1793 1794 /* 1795 * For each valid indicator bit, there's 1796 * only one entry for each media type, so 1797 * terminate the inner loop now. 1798 */ 1799 break; 1800 } 1801 } 1802 1803 if (found == 0) 1804 printf("unknown"); 1805 printf("\n"); 1806 } 1807 1808 if (mflag) { 1809 int type, printed_type; 1810 1811 for (type = IFM_NMIN; type <= IFM_NMAX; type += IFM_NMIN) { 1812 for (i = 0, printed_type = 0; i < ifmr.ifm_count; i++) { 1813 if (IFM_TYPE(media_list[i]) != type) 1814 continue; 1815 if (printed_type == 0) { 1816 printf("\tsupported %s media:\n", 1817 get_media_type_string(type)); 1818 printed_type = 1; 1819 } 1820 printf("\t\tmedia "); 1821 print_media_word(media_list[i], " mediaopt "); 1822 printf("\n"); 1823 } 1824 } 1825 } 1826 1827 free(media_list); 1828 1829 iface_stats: 1830 if (!vflag && !zflag) 1831 goto proto_status; 1832 1833 estrlcpy(ifdr.ifdr_name, ifname, sizeof(ifdr.ifdr_name)); 1834 1835 if (ioctl(s, zflag ? SIOCZIFDATA:SIOCGIFDATA, &ifdr) == -1) { 1836 err(EXIT_FAILURE, zflag ? "SIOCZIFDATA" : "SIOCGIFDATA"); 1837 } else { 1838 struct if_data * const ifi = &ifdr.ifdr_data; 1839 char buf[5]; 1840 1841 #define PLURAL(n) ((n) == 1 ? "" : "s") 1842 #define PLURALSTR(s) ((atof(s)) == 1.0 ? "" : "s") 1843 printf("\tinput: %llu packet%s, ", 1844 (unsigned long long) ifi->ifi_ipackets, 1845 PLURAL(ifi->ifi_ipackets)); 1846 if (hflag) { 1847 (void) humanize_number(buf, sizeof(buf), 1848 (int64_t) ifi->ifi_ibytes, "", HN_AUTOSCALE, 1849 HN_NOSPACE | HN_DECIMAL); 1850 printf("%s byte%s", buf, 1851 PLURALSTR(buf)); 1852 } else 1853 printf("%llu byte%s", 1854 (unsigned long long) ifi->ifi_ibytes, 1855 PLURAL(ifi->ifi_ibytes)); 1856 if (ifi->ifi_imcasts) 1857 printf(", %llu multicast%s", 1858 (unsigned long long) ifi->ifi_imcasts, 1859 PLURAL(ifi->ifi_imcasts)); 1860 if (ifi->ifi_ierrors) 1861 printf(", %llu error%s", 1862 (unsigned long long) ifi->ifi_ierrors, 1863 PLURAL(ifi->ifi_ierrors)); 1864 if (ifi->ifi_iqdrops) 1865 printf(", %llu queue drop%s", 1866 (unsigned long long) ifi->ifi_iqdrops, 1867 PLURAL(ifi->ifi_iqdrops)); 1868 if (ifi->ifi_noproto) 1869 printf(", %llu unknown protocol", 1870 (unsigned long long) ifi->ifi_noproto); 1871 printf("\n\toutput: %llu packet%s, ", 1872 (unsigned long long) ifi->ifi_opackets, 1873 PLURAL(ifi->ifi_opackets)); 1874 if (hflag) { 1875 (void) humanize_number(buf, sizeof(buf), 1876 (int64_t) ifi->ifi_obytes, "", HN_AUTOSCALE, 1877 HN_NOSPACE | HN_DECIMAL); 1878 printf("%s byte%s", buf, 1879 PLURALSTR(buf)); 1880 } else 1881 printf("%llu byte%s", 1882 (unsigned long long) ifi->ifi_obytes, 1883 PLURAL(ifi->ifi_obytes)); 1884 if (ifi->ifi_omcasts) 1885 printf(", %llu multicast%s", 1886 (unsigned long long) ifi->ifi_omcasts, 1887 PLURAL(ifi->ifi_omcasts)); 1888 if (ifi->ifi_oerrors) 1889 printf(", %llu error%s", 1890 (unsigned long long) ifi->ifi_oerrors, 1891 PLURAL(ifi->ifi_oerrors)); 1892 if (ifi->ifi_collisions) 1893 printf(", %llu collision%s", 1894 (unsigned long long) ifi->ifi_collisions, 1895 PLURAL(ifi->ifi_collisions)); 1896 printf("\n"); 1897 #undef PLURAL 1898 #undef PLURALSTR 1899 } 1900 1901 ieee80211_statistics(env); 1902 1903 proto_status: 1904 1905 if (afp != NULL) 1906 (*afp->af_status)(env, oenv, true); 1907 else for (afp = afs; afp->af_name != NULL; afp++) 1908 (*afp->af_status)(env, oenv, false); 1909 } 1910 1911 int 1912 setifprefixlen(prop_dictionary_t env, prop_dictionary_t xenv) 1913 { 1914 const char *ifname; 1915 bool rc; 1916 int64_t plen; 1917 int af; 1918 const struct afswtch *afp; 1919 unsigned short flags; 1920 struct paddr_prefix *pfx; 1921 prop_data_t d; 1922 1923 if ((af = getaf(env)) == -1) 1924 af = AF_INET; 1925 1926 if ((afp = lookup_af_bynum(af)) == NULL) 1927 return -1; 1928 1929 if ((ifname = getifinfo(env, xenv, &flags)) == NULL) 1930 err(EXIT_FAILURE, "getifinfo"); 1931 1932 rc = prop_dictionary_get_int64(env, "prefixlen", &plen); 1933 assert(rc); 1934 1935 pfx = prefixlen_to_mask(af, plen); 1936 if (pfx == NULL) 1937 err(EXIT_FAILURE, "prefixlen_to_mask"); 1938 1939 d = prop_data_create_data(pfx, 1940 offsetof(struct paddr_prefix, pfx_addr) + pfx->pfx_addr.sa_len); 1941 if (d == NULL) 1942 err(EXIT_FAILURE, "%s: prop_data_create_data", __func__); 1943 1944 if (!prop_dictionary_set(xenv, "netmask", (prop_object_t)d)) 1945 err(EXIT_FAILURE, "%s: prop_dictionary_set", __func__); 1946 1947 if (afp->af_getaddr != NULL) 1948 (*afp->af_getaddr)(pfx, MASK); 1949 1950 free(pfx); 1951 return 0; 1952 } 1953 1954 void 1955 usage(void) 1956 { 1957 const char *progname = getprogname(); 1958 1959 fprintf(stderr, 1960 "usage: %s [-h] [-m] [-v] [-z] " 1961 #ifdef INET6 1962 "[-L] " 1963 #endif 1964 "interface\n" 1965 "\t[ af [ address [ dest_addr ] ] [ netmask mask ] [ prefixlen n ]\n" 1966 "\t\t[ alias | -alias ] ]\n" 1967 "\t[ up ] [ down ] [ metric n ] [ mtu n ]\n" 1968 "\t[ nwid network_id ] [ nwkey network_key | -nwkey ]\n" 1969 "\t[ list scan ]\n" 1970 "\t[ powersave | -powersave ] [ powersavesleep duration ]\n" 1971 "\t[ hidessid | -hidessid ] [ apbridge | -apbridge ]\n" 1972 "\t[ [ af ] tunnel src_addr dest_addr ] [ deletetunnel ]\n" 1973 "\t[ arp | -arp ]\n" 1974 "\t[ media type ] [ mediaopt opts ] [ -mediaopt opts ] " 1975 "[ instance minst ]\n" 1976 "\t[ preference n ]\n" 1977 "\t[ vlan n vlanif i ]\n" 1978 "\t[ agrport i ] [ -agrport i ]\n" 1979 "\t[ anycast | -anycast ] [ deprecated | -deprecated ]\n" 1980 "\t[ tentative | -tentative ] [ pltime n ] [ vltime n ] [ eui64 ]\n" 1981 "\t[ link0 | -link0 ] [ link1 | -link1 ] [ link2 | -link2 ]\n" 1982 " %s -a [-b] [-h] [-m] [-d] [-u] [-v] [-z] [ af ]\n" 1983 " %s -l [-b] [-d] [-u] [-s]\n" 1984 " %s -C\n" 1985 " %s interface create\n" 1986 " %s interface destroy\n", 1987 progname, progname, progname, progname, progname, progname); 1988 exit(EXIT_FAILURE); 1989 } 1990
Indexes created Tue Sep 30 20:09:53 GMT 2025