1586 lines
39 KiB
C
1586 lines
39 KiB
C
/* $NetBSD: ifconfig.c,v 1.173 2006/07/13 14:02:03 martin Exp $ */
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/*-
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* Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1983, 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)ifconfig.c 8.2 (Berkeley) 2/16/94";
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#else
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__RCSID("$NetBSD: ifconfig.c,v 1.173 2006/07/13 14:02:03 martin Exp $");
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#endif
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <net/if.h>
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#include <net/if_dl.h>
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#include <net/if_media.h>
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#include <net/if_ether.h>
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#include <netinet/in.h> /* XXX */
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#include <netinet/in_var.h> /* XXX */
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#include <netdb.h>
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#include <sys/protosw.h>
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#include <ctype.h>
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#include <err.h>
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#include <errno.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ifaddrs.h>
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#include <util.h>
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#include "extern.h"
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#ifndef INET_ONLY
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#include "af_atalk.h"
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#include "af_iso.h"
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#include "af_ns.h"
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#endif /* ! INET_ONLY */
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#include "af_inet.h"
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#ifdef INET6
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#include "af_inet6.h"
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#endif /* INET6 */
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#include "agr.h"
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#include "carp.h"
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#include "ieee80211.h"
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#include "tunnel.h"
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#include "vlan.h"
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struct ifreq ifr, ridreq;
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struct ifaliasreq addreq __attribute__((aligned(4)));
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char name[30];
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u_short flags;
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int setaddr, doalias;
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u_long metric, mtu;
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int clearaddr, s;
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int newaddr = -1;
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int conflicting = 0;
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int check_up_state = -1;
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int af;
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int aflag, bflag, Cflag, dflag, lflag, mflag, sflag, uflag, vflag, zflag;
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int hflag;
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#ifdef INET6
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int Lflag;
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#endif
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int explicit_prefix = 0;
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struct ifcapreq g_ifcr;
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int g_ifcr_updated;
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void notealias(const char *, int);
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void notrailers(const char *, int);
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void setifaddr(const char *, int);
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void setifdstaddr(const char *, int);
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void setifflags(const char *, int);
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void check_ifflags_up(const char *);
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void setifcaps(const char *, int);
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void setifbroadaddr(const char *, int);
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void setifipdst(const char *, int);
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void setifmetric(const char *, int);
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void setifmtu(const char *, int);
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void setifnetmask(const char *, int);
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void setifprefixlen(const char *, int);
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void setmedia(const char *, int);
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void setmediamode(const char *, int);
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void setmediaopt(const char *, int);
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void unsetmediaopt(const char *, int);
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void setmediainst(const char *, int);
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void clone_create(const char *, int);
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void clone_destroy(const char *, int);
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int main(int, char *[]);
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/*
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* Media stuff. Whenever a media command is first performed, the
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* currently select media is grabbed for this interface. If `media'
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* is given, the current media word is modifed. `mediaopt' commands
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* only modify the set and clear words. They then operate on the
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* current media word later.
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*/
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int media_current;
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int mediaopt_set;
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int mediaopt_clear;
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int actions; /* Actions performed */
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#define A_MEDIA 0x0001 /* media command */
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#define A_MEDIAOPTSET 0x0002 /* mediaopt command */
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#define A_MEDIAOPTCLR 0x0004 /* -mediaopt command */
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#define A_MEDIAOPT (A_MEDIAOPTSET|A_MEDIAOPTCLR)
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#define A_MEDIAINST 0x0008 /* instance or inst command */
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#define A_MEDIAMODE 0x0010 /* mode command */
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#define NEXTARG 0xffffff
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#define NEXTARG2 0xfffffe
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const struct cmd {
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const char *c_name;
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int c_parameter; /* NEXTARG means next argv */
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int c_action; /* defered action */
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void (*c_func)(const char *, int);
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void (*c_func2)(const char *, const char *);
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} cmds[] = {
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{ "up", IFF_UP, 0, setifflags } ,
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{ "down", -IFF_UP, 0, setifflags },
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{ "trailers", -1, 0, notrailers },
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{ "-trailers", 1, 0, notrailers },
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{ "arp", -IFF_NOARP, 0, setifflags },
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{ "-arp", IFF_NOARP, 0, setifflags },
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{ "debug", IFF_DEBUG, 0, setifflags },
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{ "-debug", -IFF_DEBUG, 0, setifflags },
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{ "alias", IFF_UP, 0, notealias },
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{ "-alias", -IFF_UP, 0, notealias },
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{ "delete", -IFF_UP, 0, notealias },
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#ifdef notdef
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#define EN_SWABIPS 0x1000
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{ "swabips", EN_SWABIPS, 0, setifflags },
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{ "-swabips", -EN_SWABIPS, 0, setifflags },
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#endif
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{ "netmask", NEXTARG, 0, setifnetmask },
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{ "metric", NEXTARG, 0, setifmetric },
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{ "mtu", NEXTARG, 0, setifmtu },
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{ "bssid", NEXTARG, 0, setifbssid },
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{ "-bssid", -1, 0, setifbssid },
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{ "chan", NEXTARG, 0, setifchan },
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{ "-chan", -1, 0, setifchan },
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{ "ssid", NEXTARG, 0, setifnwid },
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{ "nwid", NEXTARG, 0, setifnwid },
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{ "nwkey", NEXTARG, 0, setifnwkey },
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{ "-nwkey", -1, 0, setifnwkey },
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{ "powersave", 1, 0, setifpowersave },
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{ "-powersave", 0, 0, setifpowersave },
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{ "powersavesleep", NEXTARG, 0, setifpowersavesleep },
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{ "hidessid", 1, 0, sethidessid },
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{ "-hidessid", 0, 0, sethidessid },
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{ "apbridge", 1, 0, setapbridge },
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{ "-apbridge", 0, 0, setapbridge },
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{ "broadcast", NEXTARG, 0, setifbroadaddr },
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{ "ipdst", NEXTARG, 0, setifipdst },
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{ "prefixlen", NEXTARG, 0, setifprefixlen},
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#ifndef INET_ONLY
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/* CARP */
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{ "advbase", NEXTARG, 0, setcarp_advbase },
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{ "advskew", NEXTARG, 0, setcarp_advskew },
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{ "pass", NEXTARG, 0, setcarp_passwd },
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{ "vhid", NEXTARG, 0, setcarp_vhid },
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{ "state", NEXTARG, 0, setcarp_state },
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{ "carpdev", NEXTARG, 0, setcarpdev },
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{ "-carpdev", 1, 0, unsetcarpdev },
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#endif
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#ifdef INET6
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{ "anycast", IN6_IFF_ANYCAST, 0, setia6flags },
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{ "-anycast", -IN6_IFF_ANYCAST, 0, setia6flags },
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{ "tentative", IN6_IFF_TENTATIVE, 0, setia6flags },
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{ "-tentative", -IN6_IFF_TENTATIVE, 0, setia6flags },
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{ "deprecated", IN6_IFF_DEPRECATED, 0, setia6flags },
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{ "-deprecated", -IN6_IFF_DEPRECATED, 0, setia6flags },
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{ "pltime", NEXTARG, 0, setia6pltime },
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{ "vltime", NEXTARG, 0, setia6vltime },
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{ "eui64", 0, 0, setia6eui64 },
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#endif /*INET6*/
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#ifndef INET_ONLY
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{ "range", NEXTARG, 0, setatrange },
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{ "phase", NEXTARG, 0, setatphase },
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{ "snpaoffset", NEXTARG, 0, setsnpaoffset },
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{ "nsellength", NEXTARG, 0, setnsellength },
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#endif /* INET_ONLY */
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{ "tunnel", NEXTARG2, 0, NULL,
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settunnel } ,
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{ "deletetunnel", 0, 0, deletetunnel },
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{ "vlan", NEXTARG, 0, setvlan } ,
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{ "vlanif", NEXTARG, 0, setvlanif } ,
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{ "-vlanif", 0, 0, unsetvlanif } ,
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#if 0
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/* XXX `create' special-cased below */
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{ "create", 0, 0, clone_create } ,
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#endif
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{ "destroy", 0, 0, clone_destroy } ,
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{ "link0", IFF_LINK0, 0, setifflags } ,
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{ "-link0", -IFF_LINK0, 0, setifflags } ,
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{ "link1", IFF_LINK1, 0, setifflags } ,
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{ "-link1", -IFF_LINK1, 0, setifflags } ,
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{ "link2", IFF_LINK2, 0, setifflags } ,
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{ "-link2", -IFF_LINK2, 0, setifflags } ,
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{ "media", NEXTARG, A_MEDIA, setmedia },
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{ "mediaopt", NEXTARG, A_MEDIAOPTSET, setmediaopt },
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{ "-mediaopt", NEXTARG, A_MEDIAOPTCLR, unsetmediaopt },
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{ "mode", NEXTARG, A_MEDIAMODE, setmediamode },
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{ "instance", NEXTARG, A_MEDIAINST, setmediainst },
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{ "inst", NEXTARG, A_MEDIAINST, setmediainst },
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{ "ip4csum-tx", IFCAP_CSUM_IPv4_Tx,0, setifcaps },
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{ "-ip4csum-tx",-IFCAP_CSUM_IPv4_Tx,0, setifcaps },
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{ "ip4csum-rx", IFCAP_CSUM_IPv4_Rx,0, setifcaps },
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{ "-ip4csum-rx",-IFCAP_CSUM_IPv4_Rx,0, setifcaps },
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{ "tcp4csum-tx",IFCAP_CSUM_TCPv4_Tx,0, setifcaps },
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{ "-tcp4csum-tx",-IFCAP_CSUM_TCPv4_Tx,0, setifcaps },
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{ "tcp4csum-rx",IFCAP_CSUM_TCPv4_Rx,0, setifcaps },
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{ "-tcp4csum-rx",-IFCAP_CSUM_TCPv4_Rx,0, setifcaps },
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{ "udp4csum-tx",IFCAP_CSUM_UDPv4_Tx,0, setifcaps },
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{ "-udp4csum-tx",-IFCAP_CSUM_UDPv4_Tx,0, setifcaps },
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{ "udp4csum-rx",IFCAP_CSUM_UDPv4_Rx,0, setifcaps },
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{ "-udp4csum-rx",-IFCAP_CSUM_UDPv4_Rx,0, setifcaps },
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{ "tcp6csum-tx",IFCAP_CSUM_TCPv6_Tx,0, setifcaps },
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{ "-tcp6csum-tx",-IFCAP_CSUM_TCPv6_Tx,0, setifcaps },
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{ "tcp6csum-rx",IFCAP_CSUM_TCPv6_Rx,0, setifcaps },
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{ "-tcp6csum-rx",-IFCAP_CSUM_TCPv6_Rx,0, setifcaps },
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{ "udp6csum-tx",IFCAP_CSUM_UDPv6_Tx,0, setifcaps },
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{ "-udp6csum-tx",-IFCAP_CSUM_UDPv6_Tx,0, setifcaps },
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{ "udp6csum-rx",IFCAP_CSUM_UDPv6_Rx,0, setifcaps },
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{ "-udp6csum-rx",-IFCAP_CSUM_UDPv6_Rx,0, setifcaps },
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{ "ip4csum", IFCAP_CSUM_IPv4_Tx|IFCAP_CSUM_IPv4_Rx,
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0, setifcaps },
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{ "-ip4csum", -(IFCAP_CSUM_IPv4_Tx|IFCAP_CSUM_IPv4_Rx),
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0, setifcaps },
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{ "tcp4csum", IFCAP_CSUM_TCPv4_Tx|IFCAP_CSUM_TCPv4_Rx,
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0, setifcaps },
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{ "-tcp4csum", -(IFCAP_CSUM_TCPv4_Tx|IFCAP_CSUM_TCPv4_Rx),
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0, setifcaps },
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{ "udp4csum", IFCAP_CSUM_UDPv4_Tx|IFCAP_CSUM_UDPv4_Rx,
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0, setifcaps },
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{ "-udp4csum", -(IFCAP_CSUM_UDPv4_Tx|IFCAP_CSUM_UDPv4_Rx),
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0, setifcaps },
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{ "tcp6csum", IFCAP_CSUM_TCPv6_Tx|IFCAP_CSUM_TCPv6_Rx,
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0, setifcaps },
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{ "-tcp6csum", -(IFCAP_CSUM_TCPv6_Tx|IFCAP_CSUM_TCPv6_Rx),
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0, setifcaps },
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{ "udp6csum", IFCAP_CSUM_UDPv6_Tx|IFCAP_CSUM_UDPv6_Rx,
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0, setifcaps },
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{ "-udp6csum", -(IFCAP_CSUM_UDPv6_Tx|IFCAP_CSUM_UDPv6_Rx),
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0, setifcaps },
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{ "tso4", IFCAP_TSOv4, 0, setifcaps },
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{ "-tso4", -IFCAP_TSOv4, 0, setifcaps },
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{ "agrport", NEXTARG, 0, agraddport } ,
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{ "-agrport", NEXTARG, 0, agrremport } ,
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{ 0, 0, 0, setifaddr },
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{ 0, 0, 0, setifdstaddr },
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};
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int getinfo(struct ifreq *);
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int carrier(void);
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void printall(const char *);
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void list_cloners(void);
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void status(const struct sockaddr_dl *);
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void usage(void);
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void print_media_word(int, const char *);
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void process_media_commands(void);
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void init_current_media(void);
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/* Known address families */
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const struct afswtch afs[] = {
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{ "inet", AF_INET, in_status, in_getaddr, in_getprefix,
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SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, &ridreq, &in_addreq },
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#ifdef INET6
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{ "inet6", AF_INET6, in6_status, in6_getaddr, in6_getprefix,
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SIOCDIFADDR_IN6, SIOCAIFADDR_IN6,
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/*
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* Deleting the first address before setting new one is
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* not prefered way in this protocol.
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*/
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0,
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&in6_ridreq, &in6_addreq },
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#endif
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#ifndef INET_ONLY /* small version, for boot media */
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{ "atalk", AF_APPLETALK, at_status, at_getaddr, NULL,
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SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, &addreq, &addreq },
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{ "ns", AF_NS, xns_status, xns_getaddr, NULL,
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SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, &ridreq, &addreq },
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{ "iso", AF_ISO, iso_status, iso_getaddr, NULL,
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SIOCDIFADDR_ISO, SIOCAIFADDR_ISO, SIOCGIFADDR_ISO,
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&iso_ridreq, &iso_addreq },
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#endif /* INET_ONLY */
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{ 0, 0, 0, 0 }
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};
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const struct afswtch *afp; /*the address family being set or asked about*/
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int
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main(int argc, char *argv[])
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{
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int ch;
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/* Parse command-line options */
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aflag = mflag = vflag = zflag = 0;
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while ((ch = getopt(argc, argv, "AabCdhlmsuvz"
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#ifdef INET6
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"L"
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#endif
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)) != -1) {
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switch (ch) {
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case 'A':
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warnx("-A is deprecated");
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break;
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case 'a':
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aflag = 1;
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break;
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case 'b':
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bflag = 1;
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break;
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case 'C':
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Cflag = 1;
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break;
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case 'd':
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dflag = 1;
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break;
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case 'h':
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hflag = 1;
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break;
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#ifdef INET6
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case 'L':
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Lflag = 1;
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break;
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#endif
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case 'l':
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lflag = 1;
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break;
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case 'm':
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mflag = 1;
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break;
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case 's':
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sflag = 1;
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break;
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|
|
case 'u':
|
|
uflag = 1;
|
|
break;
|
|
|
|
case 'v':
|
|
vflag = 1;
|
|
break;
|
|
|
|
case 'z':
|
|
zflag = 1;
|
|
break;
|
|
|
|
|
|
default:
|
|
usage();
|
|
/* NOTREACHED */
|
|
}
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
/*
|
|
* -l means "list all interfaces", and is mutally exclusive with
|
|
* all other flags/commands.
|
|
*
|
|
* -C means "list all names of cloners", and it mutually exclusive
|
|
* with all other flags/commands.
|
|
*
|
|
* -a means "print status of all interfaces".
|
|
*/
|
|
if ((lflag || Cflag) && (aflag || mflag || vflag || argc || zflag))
|
|
usage();
|
|
#ifdef INET6
|
|
if ((lflag || Cflag) && Lflag)
|
|
usage();
|
|
#endif
|
|
if (lflag && Cflag)
|
|
usage();
|
|
if (Cflag) {
|
|
if (argc)
|
|
usage();
|
|
list_cloners();
|
|
exit(0);
|
|
}
|
|
if (aflag || lflag) {
|
|
if (argc > 1)
|
|
usage();
|
|
else if (argc == 1) {
|
|
afp = lookup_af_byname(argv[0]);
|
|
if (afp == NULL)
|
|
usage();
|
|
}
|
|
if (afp)
|
|
af = ifr.ifr_addr.sa_family = afp->af_af;
|
|
else
|
|
af = ifr.ifr_addr.sa_family = afs[0].af_af;
|
|
printall(NULL);
|
|
exit(0);
|
|
}
|
|
|
|
/* Make sure there's an interface name. */
|
|
if (argc < 1)
|
|
usage();
|
|
if (strlcpy(name, argv[0], sizeof(name)) >= sizeof(name))
|
|
errx(1, "interface name '%s' too long", argv[0]);
|
|
argc--; argv++;
|
|
|
|
/*
|
|
* 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);
|
|
}
|
|
|
|
/* Check for address family. */
|
|
afp = NULL;
|
|
if (argc > 0) {
|
|
afp = lookup_af_byname(argv[0]);
|
|
if (afp != NULL) {
|
|
argv++;
|
|
argc--;
|
|
}
|
|
}
|
|
|
|
/* Initialize af, just for use in getinfo(). */
|
|
if (afp == NULL)
|
|
af = afs->af_af;
|
|
else
|
|
af = afp->af_af;
|
|
|
|
/* Get information about the interface. */
|
|
estrlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (getinfo(&ifr) < 0)
|
|
exit(1);
|
|
|
|
if (sflag) {
|
|
if (argc != 0)
|
|
usage();
|
|
else
|
|
exit(carrier());
|
|
}
|
|
|
|
/* No more arguments means interface status. */
|
|
if (argc == 0) {
|
|
printall(name);
|
|
exit(0);
|
|
}
|
|
|
|
/* The following operations assume inet family as the default. */
|
|
if (afp == NULL)
|
|
afp = afs;
|
|
af = ifr.ifr_addr.sa_family = afp->af_af;
|
|
|
|
#ifdef INET6
|
|
in6_init();
|
|
#endif
|
|
|
|
/* Process commands. */
|
|
while (argc > 0) {
|
|
const struct cmd *p;
|
|
|
|
for (p = cmds; p->c_name; p++)
|
|
if (strcmp(argv[0], p->c_name) == 0)
|
|
break;
|
|
if (p->c_name == 0 && setaddr) {
|
|
if ((flags & IFF_POINTOPOINT) == 0) {
|
|
errx(EXIT_FAILURE,
|
|
"can't set destination address %s",
|
|
"on non-point-to-point link");
|
|
}
|
|
p++; /* got src, do dst */
|
|
}
|
|
if (p->c_func != NULL || p->c_func2 != NULL) {
|
|
if (p->c_parameter == NEXTARG) {
|
|
if (argc < 2)
|
|
errx(EXIT_FAILURE,
|
|
"'%s' requires argument",
|
|
p->c_name);
|
|
(*p->c_func)(argv[1], 0);
|
|
argc--, argv++;
|
|
} else if (p->c_parameter == NEXTARG2) {
|
|
if (argc < 3)
|
|
errx(EXIT_FAILURE,
|
|
"'%s' requires 2 arguments",
|
|
p->c_name);
|
|
(*p->c_func2)(argv[1], argv[2]);
|
|
argc -= 2, argv += 2;
|
|
} else
|
|
(*p->c_func)(argv[0], p->c_parameter);
|
|
actions |= p->c_action;
|
|
}
|
|
argc--, argv++;
|
|
}
|
|
|
|
/*
|
|
* See if multiple alias, -alias, or delete commands were
|
|
* specified. More than one constitutes an invalid command line
|
|
*/
|
|
|
|
if (conflicting > 1)
|
|
errx(EXIT_FAILURE,
|
|
"Only one use of alias, -alias or delete is valid.");
|
|
|
|
/* Process any media commands that may have been issued. */
|
|
process_media_commands();
|
|
|
|
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... */
|
|
}
|
|
|
|
#ifndef INET_ONLY
|
|
if (af == AF_ISO)
|
|
adjust_nsellength();
|
|
|
|
if (af == AF_APPLETALK)
|
|
checkatrange(&addreq.ifra_addr);
|
|
|
|
if (setipdst && af == AF_NS)
|
|
xns_set_nsip_route(&addreq.ifra_addr, &addreq.ifra_dstaddr);
|
|
#endif /* INET_ONLY */
|
|
|
|
if (clearaddr) {
|
|
estrlcpy(afp->af_ridreq, name, sizeof ifr.ifr_name);
|
|
if (ioctl(s, afp->af_difaddr, afp->af_ridreq) == -1)
|
|
err(EXIT_FAILURE, "SIOCDIFADDR");
|
|
}
|
|
if (newaddr > 0) {
|
|
estrlcpy(afp->af_addreq, name, sizeof ifr.ifr_name);
|
|
if (ioctl(s, afp->af_aifaddr, afp->af_addreq) == -1)
|
|
warn("SIOCAIFADDR");
|
|
else if (check_up_state < 0)
|
|
check_up_state = 1;
|
|
}
|
|
|
|
if (g_ifcr_updated) {
|
|
strlcpy(g_ifcr.ifcr_name, name,
|
|
sizeof(g_ifcr.ifcr_name));
|
|
if (ioctl(s, SIOCSIFCAP, &g_ifcr) == -1)
|
|
err(EXIT_FAILURE, "SIOCSIFCAP");
|
|
}
|
|
|
|
if (check_up_state == 1)
|
|
check_ifflags_up(name);
|
|
|
|
exit(0);
|
|
}
|
|
|
|
const struct afswtch *
|
|
lookup_af_byname(const char *cp)
|
|
{
|
|
const struct afswtch *a;
|
|
|
|
for (a = afs; a->af_name != NULL; a++)
|
|
if (strcmp(a->af_name, cp) == 0)
|
|
return (a);
|
|
return (NULL);
|
|
}
|
|
|
|
const struct afswtch *
|
|
lookup_af_bynum(int afnum)
|
|
{
|
|
const struct afswtch *a;
|
|
|
|
for (a = afs; a->af_name != NULL; a++)
|
|
if (a->af_af == afnum)
|
|
return (a);
|
|
return (NULL);
|
|
}
|
|
|
|
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 *giifr)
|
|
{
|
|
|
|
getsock(af);
|
|
if (s < 0)
|
|
err(EXIT_FAILURE, "socket");
|
|
if (ioctl(s, SIOCGIFFLAGS, giifr) == -1) {
|
|
warn("SIOCGIFFLAGS %s", giifr->ifr_name);
|
|
return (-1);
|
|
}
|
|
flags = giifr->ifr_flags;
|
|
if (ioctl(s, SIOCGIFMETRIC, giifr) == -1) {
|
|
warn("SIOCGIFMETRIC %s", giifr->ifr_name);
|
|
metric = 0;
|
|
} else
|
|
metric = giifr->ifr_metric;
|
|
if (ioctl(s, SIOCGIFMTU, giifr) == -1)
|
|
mtu = 0;
|
|
else
|
|
mtu = giifr->ifr_mtu;
|
|
|
|
memset(&g_ifcr, 0, sizeof(g_ifcr));
|
|
estrlcpy(g_ifcr.ifcr_name, giifr->ifr_name, sizeof(g_ifcr.ifcr_name));
|
|
(void) ioctl(s, SIOCGIFCAP, &g_ifcr);
|
|
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
printall(const char *ifname)
|
|
{
|
|
struct ifaddrs *ifap, *ifa;
|
|
struct ifreq paifr;
|
|
const struct sockaddr_dl *sdl = NULL;
|
|
int idx;
|
|
char *p;
|
|
|
|
if (getifaddrs(&ifap) != 0)
|
|
err(EXIT_FAILURE, "getifaddrs");
|
|
p = NULL;
|
|
idx = 0;
|
|
for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
|
|
memset(&paifr, 0, sizeof(paifr));
|
|
estrlcpy(paifr.ifr_name, ifa->ifa_name, sizeof(paifr.ifr_name));
|
|
if (sizeof(paifr.ifr_addr) >= ifa->ifa_addr->sa_len) {
|
|
memcpy(&paifr.ifr_addr, ifa->ifa_addr,
|
|
ifa->ifa_addr->sa_len);
|
|
}
|
|
|
|
if (ifname && strcmp(ifname, ifa->ifa_name) != 0)
|
|
continue;
|
|
if (ifa->ifa_addr->sa_family == AF_LINK)
|
|
sdl = (const struct sockaddr_dl *) ifa->ifa_addr;
|
|
if (p && strcmp(p, ifa->ifa_name) == 0)
|
|
continue;
|
|
if (strlcpy(name, ifa->ifa_name, sizeof(name)) >= sizeof(name))
|
|
continue;
|
|
p = ifa->ifa_name;
|
|
|
|
if (getinfo(&paifr) < 0)
|
|
continue;
|
|
if (bflag && (ifa->ifa_flags & IFF_BROADCAST) == 0)
|
|
continue;
|
|
if (dflag && (ifa->ifa_flags & IFF_UP) != 0)
|
|
continue;
|
|
if (uflag && (ifa->ifa_flags & IFF_UP) == 0)
|
|
continue;
|
|
|
|
if (sflag && carrier())
|
|
continue;
|
|
idx++;
|
|
/*
|
|
* Are we just listing the interfaces?
|
|
*/
|
|
if (lflag) {
|
|
if (idx > 1)
|
|
printf(" ");
|
|
fputs(name, stdout);
|
|
continue;
|
|
}
|
|
|
|
status(sdl);
|
|
sdl = NULL;
|
|
}
|
|
if (lflag)
|
|
printf("\n");
|
|
freeifaddrs(ifap);
|
|
}
|
|
|
|
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(EXIT_FAILURE, "SIOCIFGCLONERS for count");
|
|
|
|
buf = malloc(ifcr.ifcr_total * IFNAMSIZ);
|
|
if (buf == NULL)
|
|
err(EXIT_FAILURE, "unable to allocate cloner name buffer");
|
|
|
|
ifcr.ifcr_count = ifcr.ifcr_total;
|
|
ifcr.ifcr_buffer = buf;
|
|
|
|
if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1)
|
|
err(EXIT_FAILURE, "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;
|
|
|
|
for (cp = buf, idx = 0; idx < ifcr.ifcr_count; idx++, cp += IFNAMSIZ) {
|
|
if (idx > 0)
|
|
printf(" ");
|
|
printf("%s", cp);
|
|
}
|
|
|
|
printf("\n");
|
|
free(buf);
|
|
return;
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
clone_create(const char *addr, int param)
|
|
{
|
|
|
|
/* We're called early... */
|
|
getsock(AF_INET);
|
|
|
|
estrlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCIFCREATE, &ifr) == -1)
|
|
err(EXIT_FAILURE, "SIOCIFCREATE");
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
clone_destroy(const char *addr, int param)
|
|
{
|
|
|
|
estrlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCIFDESTROY, &ifr) == -1)
|
|
err(EXIT_FAILURE, "SIOCIFDESTROY");
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
setifaddr(const char *addr, int param)
|
|
{
|
|
struct ifreq *siifr; /* XXX */
|
|
|
|
/*
|
|
* 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 (newaddr == -1)
|
|
newaddr = 1;
|
|
if (doalias == 0 && afp->af_gifaddr != 0) {
|
|
siifr = (struct ifreq *)afp->af_ridreq;
|
|
estrlcpy(siifr->ifr_name, name, sizeof(siifr->ifr_name));
|
|
siifr->ifr_addr.sa_family = afp->af_af;
|
|
if (ioctl(s, afp->af_gifaddr, afp->af_ridreq) == 0)
|
|
clearaddr = 1;
|
|
else if (errno == EADDRNOTAVAIL)
|
|
/* No address was assigned yet. */
|
|
;
|
|
else
|
|
err(EXIT_FAILURE, "SIOCGIFADDR");
|
|
}
|
|
|
|
(*afp->af_getaddr)(addr, (doalias >= 0 ? ADDR : RIDADDR));
|
|
}
|
|
|
|
void
|
|
setifnetmask(const char *addr, int d)
|
|
{
|
|
(*afp->af_getaddr)(addr, MASK);
|
|
}
|
|
|
|
void
|
|
setifbroadaddr(const char *addr, int d)
|
|
{
|
|
(*afp->af_getaddr)(addr, DSTADDR);
|
|
}
|
|
|
|
#define rqtosa(x) (&(((struct ifreq *)(afp->x))->ifr_addr))
|
|
/*ARGSUSED*/
|
|
void
|
|
notealias(const char *addr, int param)
|
|
{
|
|
if (setaddr && doalias == 0 && param < 0)
|
|
(void) memcpy(rqtosa(af_ridreq), rqtosa(af_addreq),
|
|
rqtosa(af_addreq)->sa_len);
|
|
doalias = param;
|
|
if (param < 0) {
|
|
clearaddr = 1;
|
|
newaddr = 0;
|
|
conflicting++;
|
|
} else {
|
|
clearaddr = 0;
|
|
conflicting++;
|
|
}
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
notrailers(const char *vname, int value)
|
|
{
|
|
puts("Note: trailers are no longer sent, but always received");
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
setifdstaddr(const char *addr, int param)
|
|
{
|
|
(*afp->af_getaddr)(addr, DSTADDR);
|
|
}
|
|
|
|
void
|
|
check_ifflags_up(const char *vname)
|
|
{
|
|
struct ifreq ifreq;
|
|
|
|
estrlcpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name));
|
|
if (ioctl(s, SIOCGIFFLAGS, &ifreq) == -1)
|
|
err(EXIT_FAILURE, "SIOCGIFFLAGS");
|
|
if (ifreq.ifr_flags & IFF_UP)
|
|
return;
|
|
ifreq.ifr_flags |= IFF_UP;
|
|
if (ioctl(s, SIOCSIFFLAGS, &ifreq) == -1)
|
|
err(EXIT_FAILURE, "SIOCSIFFLAGS");
|
|
}
|
|
|
|
void
|
|
setifflags(const char *vname, int value)
|
|
{
|
|
struct ifreq ifreq;
|
|
|
|
estrlcpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name));
|
|
if (ioctl(s, SIOCGIFFLAGS, &ifreq) == -1)
|
|
err(EXIT_FAILURE, "SIOCGIFFLAGS");
|
|
flags = ifreq.ifr_flags;
|
|
|
|
if (value < 0) {
|
|
value = -value;
|
|
if (value == IFF_UP)
|
|
check_up_state = 0;
|
|
flags &= ~value;
|
|
} else
|
|
flags |= value;
|
|
ifreq.ifr_flags = flags;
|
|
if (ioctl(s, SIOCSIFFLAGS, &ifreq) == -1)
|
|
err(EXIT_FAILURE, "SIOCSIFFLAGS");
|
|
}
|
|
|
|
void
|
|
setifcaps(const char *vname, int value)
|
|
{
|
|
|
|
if (value < 0) {
|
|
value = -value;
|
|
g_ifcr.ifcr_capenable &= ~value;
|
|
} else
|
|
g_ifcr.ifcr_capenable |= value;
|
|
|
|
g_ifcr_updated = 1;
|
|
}
|
|
|
|
void
|
|
setifmetric(const char *val, int d)
|
|
{
|
|
char *ep = NULL;
|
|
|
|
estrlcpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
|
|
ifr.ifr_metric = strtoul(val, &ep, 10);
|
|
if (!ep || *ep)
|
|
errx(EXIT_FAILURE, "%s: invalid metric", val);
|
|
if (ioctl(s, SIOCSIFMETRIC, &ifr) == -1)
|
|
warn("SIOCSIFMETRIC");
|
|
}
|
|
|
|
void
|
|
setifmtu(const char *val, int d)
|
|
{
|
|
char *ep = NULL;
|
|
|
|
estrlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
ifr.ifr_mtu = strtoul(val, &ep, 10);
|
|
if (!ep || *ep)
|
|
errx(EXIT_FAILURE, "%s: invalid mtu", val);
|
|
if (ioctl(s, SIOCSIFMTU, &ifr) == -1)
|
|
warn("SIOCSIFMTU");
|
|
}
|
|
|
|
const char *
|
|
get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
|
|
{
|
|
int len;
|
|
int hexstr;
|
|
u_int8_t *p;
|
|
|
|
len = *lenp;
|
|
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
|
|
*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;
|
|
int hasspc;
|
|
|
|
i = 0;
|
|
hasspc = 0;
|
|
if (len < 2 || buf[0] != '0' || tolower(buf[1]) != 'x') {
|
|
for (; i < len; i++) {
|
|
if (!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]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
media_error(int type, const char *val, const char *opt)
|
|
{
|
|
errx(EXIT_FAILURE, "unknown %s media %s: %s",
|
|
get_media_type_string(type), opt, val);
|
|
}
|
|
|
|
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));
|
|
estrlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) {
|
|
/*
|
|
* If we get E2BIG, the kernel is telling us
|
|
* that there are more, so we can ignore it.
|
|
*/
|
|
if (errno != E2BIG)
|
|
err(EXIT_FAILURE, "SGIOCGIFMEDIA");
|
|
}
|
|
|
|
media_current = ifmr.ifm_current;
|
|
}
|
|
|
|
/* Sanity. */
|
|
if (IFM_TYPE(media_current) == 0)
|
|
errx(EXIT_FAILURE, "%s: no link type?", name);
|
|
}
|
|
|
|
void
|
|
process_media_commands(void)
|
|
{
|
|
|
|
if ((actions & (A_MEDIA|A_MEDIAOPT|A_MEDIAMODE)) == 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;
|
|
|
|
estrlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
ifr.ifr_media = media_current;
|
|
|
|
if (ioctl(s, SIOCSIFMEDIA, &ifr) == -1)
|
|
err(EXIT_FAILURE, "SIOCSIFMEDIA");
|
|
}
|
|
|
|
void
|
|
setmedia(const char *val, int d)
|
|
{
|
|
int type, subtype, inst;
|
|
|
|
init_current_media();
|
|
|
|
/* Only one media command may be given. */
|
|
if (actions & A_MEDIA)
|
|
errx(EXIT_FAILURE, "only one `media' command may be issued");
|
|
|
|
/* Must not come after mode commands */
|
|
if (actions & A_MEDIAMODE)
|
|
errx(EXIT_FAILURE,
|
|
"may not issue `media' after `mode' commands");
|
|
|
|
/* Must not come after mediaopt commands */
|
|
if (actions & A_MEDIAOPT)
|
|
errx(EXIT_FAILURE,
|
|
"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);
|
|
if (subtype == -1)
|
|
media_error(type, val, "subtype");
|
|
|
|
/* Build the new current media word. */
|
|
media_current = IFM_MAKEWORD(type, subtype, 0, inst);
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
setmediaopt(const char *val, int d)
|
|
{
|
|
char *invalid;
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `mediaopt' once. */
|
|
if (actions & A_MEDIAOPTSET)
|
|
errx(EXIT_FAILURE, "only one `mediaopt' command may be issued");
|
|
|
|
/* Can't issue `mediaopt' if `instance' has already been issued. */
|
|
if (actions & A_MEDIAINST)
|
|
errx(EXIT_FAILURE, "may not issue `mediaopt' after `instance'");
|
|
|
|
mediaopt_set = get_media_options(media_current, val, &invalid);
|
|
if (mediaopt_set == -1)
|
|
media_error(media_current, invalid, "option");
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
unsetmediaopt(const char *val, int d)
|
|
{
|
|
char *invalid;
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `-mediaopt' once. */
|
|
if (actions & A_MEDIAOPTCLR)
|
|
errx(EXIT_FAILURE,
|
|
"only one `-mediaopt' command may be issued");
|
|
|
|
/* May not issue `media' and `-mediaopt'. */
|
|
if (actions & A_MEDIA)
|
|
errx(EXIT_FAILURE,
|
|
"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(media_current, val, &invalid);
|
|
if (mediaopt_clear == -1)
|
|
media_error(media_current, invalid, "option");
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
setmediainst(const char *val, int d)
|
|
{
|
|
int type, subtype, options, inst;
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `instance' once. */
|
|
if (actions & A_MEDIAINST)
|
|
errx(EXIT_FAILURE, "only one `instance' command may be issued");
|
|
|
|
/* Must have already specified `media' */
|
|
if ((actions & A_MEDIA) == 0)
|
|
errx(EXIT_FAILURE, "must specify `media' before `instance'");
|
|
|
|
type = IFM_TYPE(media_current);
|
|
subtype = IFM_SUBTYPE(media_current);
|
|
options = IFM_OPTIONS(media_current);
|
|
|
|
inst = atoi(val);
|
|
if (inst < 0 || inst > IFM_INST_MAX)
|
|
errx(EXIT_FAILURE, "invalid media instance: %s", val);
|
|
|
|
media_current = IFM_MAKEWORD(type, subtype, options, inst);
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
setmediamode(const char *val, int d)
|
|
{
|
|
int type, subtype, options, inst, mode;
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `mode' once. */
|
|
if (actions & A_MEDIAMODE)
|
|
errx(EXIT_FAILURE, "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);
|
|
|
|
mode = get_media_mode(type, val);
|
|
if (mode == -1)
|
|
media_error(type, val, "mode");
|
|
|
|
media_current = IFM_MAKEWORD(type, subtype, options, inst) | mode;
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
print_media_word(int ifmw, const char *opt_sep)
|
|
{
|
|
const char *str;
|
|
|
|
printf("%s", get_media_subtype_string(ifmw));
|
|
|
|
/* Find mode. */
|
|
if (IFM_MODE(ifmw) != 0) {
|
|
str = get_media_mode_string(ifmw);
|
|
if (str != NULL)
|
|
printf(" mode %s", str);
|
|
}
|
|
|
|
/* Find options. */
|
|
for (; (str = get_media_option_string(&ifmw)) != NULL; opt_sep = ",")
|
|
printf("%s%s", opt_sep, str);
|
|
|
|
if (IFM_INST(ifmw) != 0)
|
|
printf(" instance %d", IFM_INST(ifmw));
|
|
}
|
|
|
|
int
|
|
carrier(void)
|
|
{
|
|
struct ifmediareq ifmr;
|
|
|
|
(void) memset(&ifmr, 0, sizeof(ifmr));
|
|
estrlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) {
|
|
/*
|
|
* Interface doesn't support SIOC{G,S}IFMEDIA;
|
|
* assume ok.
|
|
*/
|
|
return 0;
|
|
}
|
|
if ((ifmr.ifm_status & IFM_AVALID) == 0) {
|
|
/*
|
|
* Interface doesn't report media-valid status.
|
|
* assume ok.
|
|
*/
|
|
return 0;
|
|
}
|
|
/* otherwise, return ok for active, not-ok if not active. */
|
|
return !(ifmr.ifm_status & IFM_ACTIVE);
|
|
}
|
|
|
|
|
|
const int ifm_status_valid_list[] = IFM_STATUS_VALID_LIST;
|
|
|
|
const struct ifmedia_status_description ifm_status_descriptions[] =
|
|
IFM_STATUS_DESCRIPTIONS;
|
|
|
|
/*
|
|
* Print the status of the interface. If an address family was
|
|
* specified, show it and it only; otherwise, show them all.
|
|
*/
|
|
void
|
|
status(const struct sockaddr_dl *sdl)
|
|
{
|
|
const struct afswtch *p = afp;
|
|
struct ifmediareq ifmr;
|
|
struct ifdatareq ifdr;
|
|
int *media_list, i;
|
|
char hbuf[NI_MAXHOST];
|
|
char fbuf[BUFSIZ];
|
|
|
|
(void)snprintb(fbuf, sizeof(fbuf), IFFBITS, flags);
|
|
printf("%s: flags=%s", name, &fbuf[2]);
|
|
if (metric)
|
|
printf(" metric %lu", metric);
|
|
if (mtu)
|
|
printf(" mtu %lu", mtu);
|
|
printf("\n");
|
|
|
|
if (g_ifcr.ifcr_capabilities) {
|
|
(void)snprintb(fbuf, sizeof(fbuf), IFCAPBITS,
|
|
g_ifcr.ifcr_capabilities);
|
|
printf("\tcapabilities=%s\n", &fbuf[2]);
|
|
(void)snprintb(fbuf, sizeof(fbuf), IFCAPBITS,
|
|
g_ifcr.ifcr_capenable);
|
|
printf("\tenabled=%s\n", &fbuf[2]);
|
|
}
|
|
|
|
ieee80211_status();
|
|
vlan_status();
|
|
#ifndef INET_ONLY
|
|
carp_status();
|
|
#endif
|
|
tunnel_status();
|
|
agr_status();
|
|
|
|
if (sdl != NULL &&
|
|
getnameinfo((const struct sockaddr *)sdl, sdl->sdl_len,
|
|
hbuf, sizeof(hbuf), NULL, 0, NI_NUMERICHOST) == 0 &&
|
|
hbuf[0] != '\0')
|
|
printf("\taddress: %s\n", hbuf);
|
|
|
|
(void) memset(&ifmr, 0, sizeof(ifmr));
|
|
estrlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) {
|
|
/*
|
|
* Interface doesn't support SIOC{G,S}IFMEDIA.
|
|
*/
|
|
goto iface_stats;
|
|
}
|
|
|
|
if (ifmr.ifm_count == 0) {
|
|
warnx("%s: no media types?", name);
|
|
goto iface_stats;
|
|
}
|
|
|
|
media_list = (int *)malloc(ifmr.ifm_count * sizeof(int));
|
|
if (media_list == NULL)
|
|
err(EXIT_FAILURE, "malloc");
|
|
ifmr.ifm_ulist = media_list;
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1)
|
|
err(EXIT_FAILURE, "SIOCGIFMEDIA");
|
|
|
|
printf("\tmedia: %s ", get_media_type_string(ifmr.ifm_current));
|
|
print_media_word(ifmr.ifm_current, " ");
|
|
if (ifmr.ifm_active != ifmr.ifm_current) {
|
|
printf(" (");
|
|
print_media_word(ifmr.ifm_active, " ");
|
|
printf(")");
|
|
}
|
|
printf("\n");
|
|
|
|
if (ifmr.ifm_status & IFM_STATUS_VALID) {
|
|
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");
|
|
printf("\n");
|
|
}
|
|
|
|
if (mflag) {
|
|
int type, printed_type;
|
|
|
|
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)
|
|
continue;
|
|
if (printed_type == 0) {
|
|
printf("\tsupported %s media:\n",
|
|
get_media_type_string(type));
|
|
printed_type = 1;
|
|
}
|
|
printf("\t\tmedia ");
|
|
print_media_word(media_list[i], " mediaopt ");
|
|
printf("\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
free(media_list);
|
|
|
|
iface_stats:
|
|
if (!vflag && !zflag)
|
|
goto proto_status;
|
|
|
|
estrlcpy(ifdr.ifdr_name, name, sizeof(ifdr.ifdr_name));
|
|
|
|
if (ioctl(s, zflag ? SIOCZIFDATA:SIOCGIFDATA, &ifdr) == -1) {
|
|
err(EXIT_FAILURE, zflag ? "SIOCZIFDATA" : "SIOCGIFDATA");
|
|
} else {
|
|
struct if_data * const ifi = &ifdr.ifdr_data;
|
|
char buf[5];
|
|
|
|
#define PLURAL(n) ((n) == 1 ? "" : "s")
|
|
#define PLURALSTR(s) ((atof(s)) == 1.0 ? "" : "s")
|
|
printf("\tinput: %llu packet%s, ",
|
|
(unsigned long long) ifi->ifi_ipackets,
|
|
PLURAL(ifi->ifi_ipackets));
|
|
if (hflag) {
|
|
(void) humanize_number(buf, sizeof(buf),
|
|
(int64_t) ifi->ifi_ibytes, "", HN_AUTOSCALE,
|
|
HN_NOSPACE | HN_DECIMAL);
|
|
printf("%s byte%s", buf,
|
|
PLURALSTR(buf));
|
|
} else
|
|
printf("%llu byte%s",
|
|
(unsigned long long) ifi->ifi_ibytes,
|
|
PLURAL(ifi->ifi_ibytes));
|
|
if (ifi->ifi_imcasts)
|
|
printf(", %llu multicast%s",
|
|
(unsigned long long) ifi->ifi_imcasts,
|
|
PLURAL(ifi->ifi_imcasts));
|
|
if (ifi->ifi_ierrors)
|
|
printf(", %llu error%s",
|
|
(unsigned long long) ifi->ifi_ierrors,
|
|
PLURAL(ifi->ifi_ierrors));
|
|
if (ifi->ifi_iqdrops)
|
|
printf(", %llu queue drop%s",
|
|
(unsigned long long) ifi->ifi_iqdrops,
|
|
PLURAL(ifi->ifi_iqdrops));
|
|
if (ifi->ifi_noproto)
|
|
printf(", %llu unknown protocol",
|
|
(unsigned long long) ifi->ifi_noproto);
|
|
printf("\n\toutput: %llu packet%s, ",
|
|
(unsigned long long) ifi->ifi_opackets,
|
|
PLURAL(ifi->ifi_opackets));
|
|
if (hflag) {
|
|
(void) humanize_number(buf, sizeof(buf),
|
|
(int64_t) ifi->ifi_obytes, "", HN_AUTOSCALE,
|
|
HN_NOSPACE | HN_DECIMAL);
|
|
printf("%s byte%s", buf,
|
|
PLURALSTR(buf));
|
|
} else
|
|
printf("%llu byte%s",
|
|
(unsigned long long) ifi->ifi_obytes,
|
|
PLURAL(ifi->ifi_obytes));
|
|
if (ifi->ifi_omcasts)
|
|
printf(", %llu multicast%s",
|
|
(unsigned long long) ifi->ifi_omcasts,
|
|
PLURAL(ifi->ifi_omcasts));
|
|
if (ifi->ifi_oerrors)
|
|
printf(", %llu error%s",
|
|
(unsigned long long) ifi->ifi_oerrors,
|
|
PLURAL(ifi->ifi_oerrors));
|
|
if (ifi->ifi_collisions)
|
|
printf(", %llu collision%s",
|
|
(unsigned long long) ifi->ifi_collisions,
|
|
PLURAL(ifi->ifi_collisions));
|
|
printf("\n");
|
|
#undef PLURAL
|
|
#undef PLURALSTR
|
|
}
|
|
|
|
ieee80211_statistics();
|
|
|
|
proto_status:
|
|
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);
|
|
}
|
|
}
|
|
|
|
void
|
|
setifprefixlen(const char *addr, int d)
|
|
{
|
|
if (*afp->af_getprefix)
|
|
(*afp->af_getprefix)(addr, MASK);
|
|
explicit_prefix = 1;
|
|
}
|
|
|
|
void
|
|
usage(void)
|
|
{
|
|
const char *progname = getprogname();
|
|
|
|
fprintf(stderr,
|
|
"usage: %s [-h] [-m] [-v] [-z] "
|
|
#ifdef INET6
|
|
"[-L] "
|
|
#endif
|
|
"interface\n"
|
|
"\t[ af [ address [ dest_addr ] ] [ netmask mask ] [ prefixlen n ]\n"
|
|
"\t\t[ alias | -alias ] ]\n"
|
|
"\t[ up ] [ down ] [ metric n ] [ mtu n ]\n"
|
|
"\t[ nwid network_id ] [ nwkey network_key | -nwkey ]\n"
|
|
"\t[ powersave | -powersave ] [ powersavesleep duration ]\n"
|
|
"\t[ hidessid | -hidessid ] [ apbridge | -apbridge ]\n"
|
|
"\t[ [ af ] tunnel src_addr dest_addr ] [ deletetunnel ]\n"
|
|
"\t[ arp | -arp ]\n"
|
|
"\t[ media type ] [ mediaopt opts ] [ -mediaopt opts ] "
|
|
"[ instance minst ]\n"
|
|
"\t[ vlan n vlanif i ]\n"
|
|
"\t[ agrport i ] [ -agrport i ]\n"
|
|
"\t[ anycast | -anycast ] [ deprecated | -deprecated ]\n"
|
|
"\t[ tentative | -tentative ] [ pltime n ] [ vltime n ] [ eui64 ]\n"
|
|
"\t[ link0 | -link0 ] [ link1 | -link1 ] [ link2 | -link2 ]\n"
|
|
" %s -a [-b] [-h] [-m] [-d] [-u] [-v] [-z] [ af ]\n"
|
|
" %s -l [-b] [-d] [-u] [-s]\n"
|
|
" %s -C\n"
|
|
" %s interface create\n"
|
|
" %s interface destroy\n",
|
|
progname, progname, progname, progname, progname, progname);
|
|
exit(1);
|
|
}
|
|
|
|
void
|
|
estrlcpy(char *dst, char *src, size_t len)
|
|
{
|
|
if (strlcpy(dst, src, len) >= len) {
|
|
errno = ENAMETOOLONG;
|
|
err(1, "Cannot copy `%s'", src);
|
|
}
|
|
}
|