2774 lines
65 KiB
C
2774 lines
65 KiB
C
/* $NetBSD: ifconfig.c,v 1.88 2000/07/21 04:53:03 onoe 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. 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 University of
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* California, Berkeley and its contributors.
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* 4. 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 1.88 2000/07/21 04:53:03 onoe 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 <net/if_ieee80211.h>
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#include <netinet/in.h>
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#include <netinet/in_var.h>
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#ifdef INET6
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#include <netinet6/nd6.h>
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#endif
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#include <arpa/inet.h>
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#include <netatalk/at.h>
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#define NSIP
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#include <netns/ns.h>
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#include <netns/ns_if.h>
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#include <netdb.h>
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#define EON
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#include <netiso/iso.h>
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#include <netiso/iso_var.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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#ifdef HAVE_IFADDRS_H
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#include <ifaddrs.h>
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#endif
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struct ifreq ifr, ridreq;
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struct ifaliasreq addreq __attribute__((aligned(4)));
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#ifdef INET6
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struct in6_ifreq ifr6;
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struct in6_ifreq in6_ridreq;
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struct in6_aliasreq in6_addreq __attribute__((aligned(4)));
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#endif
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struct iso_ifreq iso_ridreq;
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struct iso_aliasreq iso_addreq;
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struct sockaddr_in netmask;
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struct netrange at_nr; /* AppleTalk net range */
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char name[30];
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int flags, metric, mtu, setaddr, setipdst, doalias;
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int clearaddr, s;
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int newaddr = -1;
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int nsellength = 1;
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int af;
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int Aflag, aflag, bflag, Cflag, dflag, lflag, mflag, sflag, uflag;
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#ifdef INET6
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int Lflag;
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#endif
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int reset_if_flags;
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int explicit_prefix = 0;
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void notealias __P((const char *, int));
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void notrailers __P((const char *, int));
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void setifaddr __P((const char *, int));
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void setifdstaddr __P((const char *, int));
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void setifflags __P((const char *, int));
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void setifbroadaddr __P((const char *, int));
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void setifipdst __P((const char *, int));
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void setifmetric __P((const char *, int));
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void setifmtu __P((const char *, int));
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void setifnwid __P((const char *, int));
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void setifnwkey __P((const char *, int));
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void setifnetmask __P((const char *, int));
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void setifprefixlen __P((const char *, int));
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void setnsellength __P((const char *, int));
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void setsnpaoffset __P((const char *, int));
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void setatrange __P((const char *, int));
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void setatphase __P((const char *, int));
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void settunnel __P((const char *, const char *));
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void deletetunnel __P((const char *, int));
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#ifdef INET6
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void setia6flags __P((const char *, int));
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void setia6pltime __P((const char *, int));
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void setia6vltime __P((const char *, int));
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void setia6lifetime __P((const char *, const char *));
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#endif
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void checkatrange __P ((struct sockaddr_at *));
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void setmedia __P((const char *, int));
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void setmediaopt __P((const char *, int));
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void unsetmediaopt __P((const char *, int));
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void setmediainst __P((const char *, int));
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void clone_create __P((const char *, int));
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void clone_destroy __P((const char *, int));
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void fixnsel __P((struct sockaddr_iso *));
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int main __P((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 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) __P((const char *, int));
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void (*c_func2) __P((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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{ "nwid", NEXTARG, 0, setifnwid },
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{ "nwkey", NEXTARG, 0, setifnwkey },
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{ "-nwkey", -1, 0, setifnwkey },
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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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#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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{ "pltime", NEXTARG, 0, setia6pltime },
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{ "vltime", NEXTARG, 0, setia6vltime },
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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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#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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{ "instance", NEXTARG, A_MEDIAINST, setmediainst },
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{ "inst", NEXTARG, A_MEDIAINST, setmediainst },
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{ 0, 0, 0, setifaddr },
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{ 0, 0, 0, setifdstaddr },
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};
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void adjust_nsellength __P((void));
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int getinfo __P((struct ifreq *));
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int carrier __P((void));
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void getsock __P((int));
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void printall __P((void));
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void list_cloners __P((void));
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void printb __P((const char *, unsigned short, const char *));
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int prefix __P((void *, int));
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void status __P((const u_int8_t *, int));
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void usage __P((void));
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const char *get_string __P((const char *, const char *, u_int8_t *, int *));
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void print_string __P((const u_int8_t *, int));
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char *sec2str __P((time_t));
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const char *get_media_type_string __P((int));
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const char *get_media_subtype_string __P((int));
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int get_media_subtype __P((int, const char *));
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int get_media_options __P((int, const char *));
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int lookup_media_word __P((struct ifmedia_description *, int,
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const char *));
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void print_media_word __P((int, int, int));
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void process_media_commands __P((void));
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void init_current_media __P((void));
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/*
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* XNS support liberally adapted from code written at the University of
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* Maryland principally by James O'Toole and Chris Torek.
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*/
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void in_alias __P((struct ifreq *));
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void in_status __P((int));
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void in_getaddr __P((const char *, int));
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#ifdef INET6
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void in6_fillscopeid __P((struct sockaddr_in6 *sin6));
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void in6_alias __P((struct in6_ifreq *));
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void in6_status __P((int));
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void in6_getaddr __P((const char *, int));
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void in6_getprefix __P((const char *, int));
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#endif
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void at_status __P((int));
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void at_getaddr __P((const char *, int));
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void xns_status __P((int));
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void xns_getaddr __P((const char *, int));
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void iso_status __P((int));
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void iso_getaddr __P((const char *, int));
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void ieee80211_status __P((void));
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void tunnel_status __P((void));
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/* Known address families */
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struct afswtch {
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const char *af_name;
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short af_af;
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void (*af_status) __P((int));
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void (*af_getaddr) __P((const char *, int));
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void (*af_getprefix) __P((const char *, int));
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u_long af_difaddr;
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u_long af_aifaddr;
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u_long af_gifaddr;
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caddr_t af_ridreq;
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caddr_t af_addreq;
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} afs[] = {
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#define C(x) ((caddr_t) &x)
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{ "inet", AF_INET, in_status, in_getaddr, NULL,
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SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, C(ridreq), C(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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C(in6_ridreq), C(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, C(addreq), C(addreq) },
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{ "ns", AF_NS, xns_status, xns_getaddr, NULL,
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SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, C(ridreq), C(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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C(iso_ridreq), C(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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struct afswtch *afp; /*the address family being set or asked about*/
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struct afswtch *lookup_af __P((const char *));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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struct ifreq ifreq;
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int ch;
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/* Parse command-line options */
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aflag = mflag = 0;
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while ((ch = getopt(argc, argv, "AabCdlmsu"
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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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Aflag = 1;
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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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#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':
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uflag = 1;
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break;
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default:
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usage();
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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/*
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* -l means "list all interfaces", and is mutally exclusive with
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* all other flags/commands.
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*
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* -C means "list all names of cloners", and it mutually exclusive
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* with all other flags/commands.
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*
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* -a means "print status of all interfaces".
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*/
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if ((lflag || Cflag) && (aflag || mflag || Aflag || argc))
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usage();
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#ifdef INET6
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if ((lflag || Cflag) && Lflag)
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usage();
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#endif
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if (lflag && Cflag)
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usage();
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if (Cflag) {
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if (argc)
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usage();
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list_cloners();
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exit(0);
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}
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if (aflag || lflag) {
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if (argc > 1)
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usage();
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else if (argc == 1) {
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afp = lookup_af(argv[0]);
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if (afp == NULL)
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usage();
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}
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if (afp)
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af = ifr.ifr_addr.sa_family = afp->af_af;
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else
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af = ifr.ifr_addr.sa_family = afs[0].af_af;
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printall();
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exit(0);
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}
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|
|
/* Make sure there's an interface name. */
|
|
if (argc < 1)
|
|
usage();
|
|
(void) strncpy(name, argv[0], sizeof(name));
|
|
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(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. */
|
|
(void) strncpy(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) {
|
|
status(NULL, 0);
|
|
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
|
|
/* initialization */
|
|
in6_addreq.ifra_lifetime.ia6t_pltime = ND6_INFINITE_LIFETIME;
|
|
in6_addreq.ifra_lifetime.ia6t_vltime = ND6_INFINITE_LIFETIME;
|
|
#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(1, "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(1, "'%s' requires argument",
|
|
p->c_name);
|
|
(*p->c_func)(argv[1], 0);
|
|
argc--, argv++;
|
|
} else if (p->c_parameter == NEXTARG2) {
|
|
if (argc < 3)
|
|
errx(1, "'%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++;
|
|
}
|
|
|
|
/* 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((struct sockaddr_at *) &addreq.ifra_addr);
|
|
|
|
if (setipdst && af==AF_NS) {
|
|
struct nsip_req rq;
|
|
int size = sizeof(rq);
|
|
|
|
rq.rq_ns = addreq.ifra_addr;
|
|
rq.rq_ip = addreq.ifra_dstaddr;
|
|
|
|
if (setsockopt(s, 0, SO_NSIP_ROUTE, &rq, size) < 0)
|
|
warn("encapsulation routing");
|
|
}
|
|
|
|
#endif /* INET_ONLY */
|
|
|
|
if (clearaddr) {
|
|
(void) strncpy(afp->af_ridreq, name, sizeof ifr.ifr_name);
|
|
if (ioctl(s, afp->af_difaddr, afp->af_ridreq) < 0)
|
|
err(1, "SIOCDIFADDR");
|
|
}
|
|
if (newaddr > 0) {
|
|
(void) strncpy(afp->af_addreq, name, sizeof ifr.ifr_name);
|
|
if (ioctl(s, afp->af_aifaddr, afp->af_addreq) < 0)
|
|
warn("SIOCAIFADDR");
|
|
}
|
|
|
|
if (reset_if_flags) {
|
|
(void) strncpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name));
|
|
ifreq.ifr_flags = flags;
|
|
if (ioctl(s, SIOCSIFFLAGS, (caddr_t)&ifreq) < 0)
|
|
err(1, "SIOCSIFFLAGS");
|
|
}
|
|
exit(0);
|
|
}
|
|
|
|
struct afswtch *
|
|
lookup_af(cp)
|
|
const char *cp;
|
|
{
|
|
struct afswtch *a;
|
|
|
|
for (a = afs; a->af_name != NULL; a++)
|
|
if (strcmp(a->af_name, cp) == 0)
|
|
return (a);
|
|
return (NULL);
|
|
}
|
|
|
|
void
|
|
getsock(naf)
|
|
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(ifr)
|
|
struct ifreq *ifr;
|
|
{
|
|
|
|
getsock(af);
|
|
if (s < 0)
|
|
err(1, "socket");
|
|
if (ioctl(s, SIOCGIFFLAGS, (caddr_t)ifr) < 0) {
|
|
warn("SIOCGIFFLAGS %s", ifr->ifr_name);
|
|
return (-1);
|
|
}
|
|
flags = ifr->ifr_flags;
|
|
if (ioctl(s, SIOCGIFMETRIC, (caddr_t)ifr) < 0) {
|
|
warn("SIOCGIFMETRIC %s", ifr->ifr_name);
|
|
metric = 0;
|
|
} else
|
|
metric = ifr->ifr_metric;
|
|
if (ioctl(s, SIOCGIFMTU, (caddr_t)ifr) < 0)
|
|
mtu = 0;
|
|
else
|
|
mtu = ifr->ifr_mtu;
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
printall()
|
|
{
|
|
#ifdef HAVE_IFADDRS_H
|
|
struct ifaddrs *ifap, *ifa;
|
|
struct ifreq ifr;
|
|
const struct sockaddr_dl *sdl;
|
|
int idx;
|
|
char *p;
|
|
|
|
if (getifaddrs(&ifap) != 0)
|
|
err(1, "getifaddrs");
|
|
p = NULL;
|
|
idx = 0;
|
|
for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
|
|
memset(&ifr, 0, sizeof(ifr));
|
|
strncpy(ifr.ifr_name, ifa->ifa_name, sizeof(ifr.ifr_name));
|
|
if (sizeof(ifr.ifr_addr) >= ifa->ifa_addr->sa_len) {
|
|
memcpy(&ifr.ifr_addr, ifa->ifa_addr,
|
|
ifa->ifa_addr->sa_len);
|
|
}
|
|
|
|
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;
|
|
(void) strncpy(name, ifa->ifa_name, sizeof(name));
|
|
name[sizeof(name) - 1] = '\0';
|
|
p = ifa->ifa_name;
|
|
|
|
if (getinfo(&ifr) < 0)
|
|
continue;
|
|
if (bflag && (ifa->ifa_flags & (IFF_POINTOPOINT|IFF_LOOPBACK)))
|
|
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)
|
|
putchar(' ');
|
|
fputs(name, stdout);
|
|
continue;
|
|
}
|
|
|
|
if (sdl == NULL) {
|
|
status(NULL, 0);
|
|
} else {
|
|
status(LLADDR(sdl), sdl->sdl_alen);
|
|
sdl = NULL;
|
|
}
|
|
}
|
|
if (lflag)
|
|
putchar('\n');
|
|
freeifaddrs(ifap);
|
|
#else
|
|
char inbuf[8192];
|
|
const struct sockaddr_dl *sdl = NULL;
|
|
struct ifconf ifc;
|
|
struct ifreq ifreq, *ifr;
|
|
int i, siz, idx;
|
|
char ifrbuf[8192], *cp;
|
|
|
|
ifc.ifc_len = sizeof(inbuf);
|
|
ifc.ifc_buf = inbuf;
|
|
getsock(af);
|
|
if (s < 0)
|
|
err(1, "socket");
|
|
if (ioctl(s, SIOCGIFCONF, &ifc) < 0)
|
|
err(1, "SIOCGIFCONF");
|
|
ifreq.ifr_name[0] = '\0';
|
|
for (i = 0, idx = 0; i < ifc.ifc_len; ) {
|
|
/* Copy the mininum ifreq into the buffer. */
|
|
cp = ((caddr_t)ifc.ifc_req + i);
|
|
memcpy(ifrbuf, cp, sizeof(*ifr));
|
|
|
|
/* Now compute the actual size of the ifreq. */
|
|
ifr = (struct ifreq *)ifrbuf;
|
|
siz = ifr->ifr_addr.sa_len;
|
|
if (siz < sizeof(ifr->ifr_addr))
|
|
siz = sizeof(ifr->ifr_addr);
|
|
siz += sizeof(ifr->ifr_name);
|
|
i += siz;
|
|
|
|
/* Now copy the whole thing. */
|
|
if (sizeof(ifrbuf) < siz)
|
|
errx(1, "ifr too big");
|
|
memcpy(ifrbuf, cp, siz);
|
|
|
|
if (ifr->ifr_addr.sa_family == AF_LINK)
|
|
sdl = (const struct sockaddr_dl *) &ifr->ifr_addr;
|
|
if (!strncmp(ifreq.ifr_name, ifr->ifr_name,
|
|
sizeof(ifr->ifr_name)))
|
|
continue;
|
|
(void) strncpy(name, ifr->ifr_name, sizeof(ifr->ifr_name));
|
|
ifreq = *ifr;
|
|
|
|
if (getinfo(&ifreq) < 0)
|
|
continue;
|
|
if (bflag && (flags & (IFF_POINTOPOINT|IFF_LOOPBACK)))
|
|
continue;
|
|
if (dflag && (flags & IFF_UP) != 0)
|
|
continue;
|
|
if (uflag && (flags & IFF_UP) == 0)
|
|
continue;
|
|
|
|
if (sflag && carrier())
|
|
continue;
|
|
idx++;
|
|
/*
|
|
* Are we just listing the interfaces?
|
|
*/
|
|
if (lflag) {
|
|
if (idx > 1)
|
|
putchar(' ');
|
|
fputs(name, stdout);
|
|
continue;
|
|
}
|
|
|
|
if (sdl == NULL) {
|
|
status(NULL, 0);
|
|
} else {
|
|
status(LLADDR(sdl), sdl->sdl_alen);
|
|
sdl = NULL;
|
|
}
|
|
}
|
|
if (lflag)
|
|
putchar('\n');
|
|
#endif
|
|
}
|
|
|
|
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) < 0)
|
|
err(1, "SIOCIFGCLONERS for count");
|
|
|
|
buf = malloc(ifcr.ifcr_total * IFNAMSIZ);
|
|
if (buf == NULL)
|
|
err(1, "unable to allocate cloner name buffer");
|
|
|
|
ifcr.ifcr_count = ifcr.ifcr_total;
|
|
ifcr.ifcr_buffer = buf;
|
|
|
|
if (ioctl(s, SIOCIFGCLONERS, &ifcr) < 0)
|
|
err(1, "SIOCIFGCLONERS for names");
|
|
|
|
/*
|
|
* In case some disappeared in the mean time, clamp it down.
|
|
*/
|
|
if (ifcr.ifcr_count > ifcr.ifcr_total)
|
|
ifcr.ifcr_count = ifcr.ifcr_total;
|
|
|
|
for (cp = buf, idx = 0; idx < ifcr.ifcr_count; idx++, cp += IFNAMSIZ) {
|
|
if (idx > 0)
|
|
putchar(' ');
|
|
printf("%s", cp);
|
|
}
|
|
|
|
putchar('\n');
|
|
free(buf);
|
|
return;
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
clone_create(addr, param)
|
|
const char *addr;
|
|
int param;
|
|
{
|
|
|
|
/* We're called early... */
|
|
getsock(AF_INET);
|
|
|
|
(void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCIFCREATE, &ifr) < 0)
|
|
err(1, "SIOCIFCREATE");
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
clone_destroy(addr, param)
|
|
const char *addr;
|
|
int param;
|
|
{
|
|
|
|
(void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCIFDESTROY, &ifr) < 0)
|
|
err(1, "SIOCIFDESTROY");
|
|
}
|
|
|
|
#define RIDADDR 0
|
|
#define ADDR 1
|
|
#define MASK 2
|
|
#define DSTADDR 3
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
setifaddr(addr, param)
|
|
const char *addr;
|
|
int param;
|
|
{
|
|
struct ifreq *ifr; /* 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) {
|
|
ifr = (struct ifreq *)afp->af_ridreq;
|
|
(void) strncpy(ifr->ifr_name, name, sizeof(ifr->ifr_name));
|
|
ifr->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(1, "SIOCGIFADDR");
|
|
}
|
|
|
|
(*afp->af_getaddr)(addr, (doalias >= 0 ? ADDR : RIDADDR));
|
|
}
|
|
|
|
void
|
|
settunnel(src, dst)
|
|
const char *src, *dst;
|
|
{
|
|
struct addrinfo hints, *srcres, *dstres;
|
|
struct ifaliasreq addreq;
|
|
int ecode;
|
|
#ifdef INET6
|
|
struct in6_aliasreq in6_addreq;
|
|
#endif
|
|
|
|
memset(&hints, 0, sizeof(hints));
|
|
hints.ai_family = afp->af_af;
|
|
|
|
if ((ecode = getaddrinfo(src, NULL, NULL, &srcres)) != 0)
|
|
errx(1, "error in parsing address string: %s",
|
|
gai_strerror(ecode));
|
|
|
|
if ((ecode = getaddrinfo(dst, NULL, NULL, &dstres)) != 0)
|
|
errx(1, "error in parsing address string: %s",
|
|
gai_strerror(ecode));
|
|
|
|
if (srcres->ai_addr->sa_family != dstres->ai_addr->sa_family)
|
|
errx(1,
|
|
"source and destination address families do not match");
|
|
|
|
switch (srcres->ai_addr->sa_family) {
|
|
case AF_INET:
|
|
memset(&addreq, 0, sizeof(addreq));
|
|
strncpy(addreq.ifra_name, name, IFNAMSIZ);
|
|
memcpy(&addreq.ifra_addr, srcres->ai_addr,
|
|
srcres->ai_addr->sa_len);
|
|
memcpy(&addreq.ifra_dstaddr, dstres->ai_addr,
|
|
dstres->ai_addr->sa_len);
|
|
|
|
if (ioctl(s, SIOCSIFPHYADDR, &addreq) < 0)
|
|
warn("SIOCSIFPHYADDR");
|
|
break;
|
|
|
|
#ifdef INET6
|
|
case AF_INET6:
|
|
memset(&in6_addreq, 0, sizeof(in6_addreq));
|
|
strncpy(in6_addreq.ifra_name, name, IFNAMSIZ);
|
|
memcpy(&in6_addreq.ifra_addr, srcres->ai_addr,
|
|
srcres->ai_addr->sa_len);
|
|
memcpy(&in6_addreq.ifra_dstaddr, dstres->ai_addr,
|
|
dstres->ai_addr->sa_len);
|
|
|
|
if (ioctl(s, SIOCSIFPHYADDR_IN6, &in6_addreq) < 0)
|
|
warn("SIOCSIFPHYADDR_IN6");
|
|
break;
|
|
#endif /* INET6 */
|
|
|
|
default:
|
|
warn("address family not supported");
|
|
}
|
|
|
|
freeaddrinfo(srcres);
|
|
freeaddrinfo(dstres);
|
|
}
|
|
|
|
/* ARGSUSED */
|
|
void
|
|
deletetunnel(vname, param)
|
|
const char *vname;
|
|
int param;
|
|
{
|
|
|
|
if (ioctl(s, SIOCDIFPHYADDR, &ifr) < 0)
|
|
err(1, "SIOCDIFPHYADDR");
|
|
}
|
|
|
|
void
|
|
setifnetmask(addr, d)
|
|
const char *addr;
|
|
int d;
|
|
{
|
|
(*afp->af_getaddr)(addr, MASK);
|
|
}
|
|
|
|
void
|
|
setifbroadaddr(addr, d)
|
|
const char *addr;
|
|
int d;
|
|
{
|
|
(*afp->af_getaddr)(addr, DSTADDR);
|
|
}
|
|
|
|
void
|
|
setifipdst(addr, d)
|
|
const char *addr;
|
|
int d;
|
|
{
|
|
in_getaddr(addr, DSTADDR);
|
|
setipdst++;
|
|
clearaddr = 0;
|
|
newaddr = 0;
|
|
}
|
|
|
|
#define rqtosa(x) (&(((struct ifreq *)(afp->x))->ifr_addr))
|
|
/*ARGSUSED*/
|
|
void
|
|
notealias(addr, param)
|
|
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;
|
|
} else
|
|
clearaddr = 0;
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
notrailers(vname, value)
|
|
const char *vname;
|
|
int value;
|
|
{
|
|
puts("Note: trailers are no longer sent, but always received");
|
|
}
|
|
|
|
/*ARGSUSED*/
|
|
void
|
|
setifdstaddr(addr, param)
|
|
const char *addr;
|
|
int param;
|
|
{
|
|
(*afp->af_getaddr)(addr, DSTADDR);
|
|
}
|
|
|
|
void
|
|
setifflags(vname, value)
|
|
const char *vname;
|
|
int value;
|
|
{
|
|
struct ifreq ifreq;
|
|
|
|
(void) strncpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name));
|
|
if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifreq) < 0)
|
|
err(1, "SIOCGIFFLAGS");
|
|
flags = ifreq.ifr_flags;
|
|
|
|
if (value < 0) {
|
|
value = -value;
|
|
flags &= ~value;
|
|
} else
|
|
flags |= value;
|
|
ifreq.ifr_flags = flags;
|
|
if (ioctl(s, SIOCSIFFLAGS, (caddr_t)&ifreq) < 0)
|
|
err(1, "SIOCSIFFLAGS");
|
|
|
|
reset_if_flags = 1;
|
|
}
|
|
|
|
#ifdef INET6
|
|
void
|
|
setia6flags(vname, value)
|
|
const char *vname;
|
|
int value;
|
|
{
|
|
if (value < 0) {
|
|
value = -value;
|
|
in6_addreq.ifra_flags &= ~value;
|
|
} else
|
|
in6_addreq.ifra_flags |= value;
|
|
}
|
|
|
|
void
|
|
setia6pltime(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
setia6lifetime("pltime", val);
|
|
}
|
|
|
|
void
|
|
setia6vltime(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
setia6lifetime("vltime", val);
|
|
}
|
|
|
|
void
|
|
setia6lifetime(cmd, val)
|
|
const char *cmd;
|
|
const char *val;
|
|
{
|
|
time_t newval, t;
|
|
char *ep;
|
|
|
|
t = time(NULL);
|
|
newval = (time_t)strtoul(val, &ep, 0);
|
|
if (val == ep)
|
|
errx(1, "invalid %s", cmd);
|
|
if (afp->af_af != AF_INET6)
|
|
errx(1, "%s not allowed for the AF", cmd);
|
|
if (strcmp(cmd, "vltime") == 0) {
|
|
in6_addreq.ifra_lifetime.ia6t_expire = t + newval;
|
|
in6_addreq.ifra_lifetime.ia6t_vltime = newval;
|
|
} else if (strcmp(cmd, "pltime") == 0) {
|
|
in6_addreq.ifra_lifetime.ia6t_preferred = t + newval;
|
|
in6_addreq.ifra_lifetime.ia6t_pltime = newval;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void
|
|
setifmetric(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
(void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
|
|
ifr.ifr_metric = atoi(val);
|
|
if (ioctl(s, SIOCSIFMETRIC, (caddr_t)&ifr) < 0)
|
|
warn("SIOCSIFMETRIC");
|
|
}
|
|
|
|
void
|
|
setifmtu(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
(void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
ifr.ifr_mtu = atoi(val);
|
|
if (ioctl(s, SIOCSIFMTU, (caddr_t)&ifr) < 0)
|
|
warn("SIOCSIFMTU");
|
|
}
|
|
|
|
const char *
|
|
get_string(val, sep, buf, lenp)
|
|
const char *val, *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(buf, len)
|
|
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]);
|
|
}
|
|
}
|
|
|
|
void
|
|
setifnwid(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
struct ieee80211_nwid nwid;
|
|
int len;
|
|
|
|
len = sizeof(nwid.i_nwid);
|
|
if (get_string(val, NULL, nwid.i_nwid, &len) == NULL)
|
|
return;
|
|
nwid.i_len = len;
|
|
(void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
ifr.ifr_data = (caddr_t)&nwid;
|
|
if (ioctl(s, SIOCS80211NWID, (caddr_t)&ifr) < 0)
|
|
warn("SIOCS80211NWID");
|
|
}
|
|
|
|
void
|
|
setifnwkey(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
struct ieee80211_nwkey nwkey;
|
|
int i;
|
|
u_int8_t keybuf[IEEE80211_WEP_NKID][16];
|
|
|
|
nwkey.i_wepon = 1;
|
|
nwkey.i_defkid = 1;
|
|
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
|
|
nwkey.i_key[i].i_keylen = sizeof(keybuf[i]);
|
|
nwkey.i_key[i].i_keydat = keybuf[i];
|
|
}
|
|
if (d != 0) {
|
|
/* disable WEP encryption */
|
|
nwkey.i_wepon = 0;
|
|
i = 0;
|
|
} else if (isdigit(val[0]) && val[1] == ':') {
|
|
/* specifying a full set of four keys */
|
|
nwkey.i_defkid = val[0] - '0';
|
|
val += 2;
|
|
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
|
|
val = get_string(val, ",", keybuf[i],
|
|
&nwkey.i_key[i].i_keylen);
|
|
if (val == NULL)
|
|
return;
|
|
}
|
|
if (*val != '\0') {
|
|
warnx("SIOCS80211NWKEY: too many keys.");
|
|
return;
|
|
}
|
|
} else {
|
|
val = get_string(val, NULL, keybuf[0],
|
|
&nwkey.i_key[0].i_keylen);
|
|
if (val == NULL)
|
|
return;
|
|
i = 1;
|
|
}
|
|
for (; i < IEEE80211_WEP_NKID; i++)
|
|
nwkey.i_key[i].i_keylen = 0;
|
|
(void)strncpy(nwkey.i_name, name, sizeof(nwkey.i_name));
|
|
if (ioctl(s, SIOCS80211NWKEY, (caddr_t)&nwkey) < 0)
|
|
warn("SIOCS80211NWKEY");
|
|
}
|
|
|
|
void
|
|
ieee80211_status()
|
|
{
|
|
int i;
|
|
struct ieee80211_nwid nwid;
|
|
struct ieee80211_nwkey nwkey;
|
|
u_int8_t keybuf[IEEE80211_WEP_NKID][16];
|
|
|
|
memset(&ifr, 0, sizeof(ifr));
|
|
ifr.ifr_data = (caddr_t)&nwid;
|
|
(void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCG80211NWID, (caddr_t)&ifr) != 0)
|
|
return;
|
|
if (nwid.i_len > IEEE80211_NWID_LEN) {
|
|
warnx("SIOCG80211NWID: wrong length of nwid (%d)", nwid.i_len);
|
|
return;
|
|
}
|
|
printf("\tnwid ");
|
|
print_string(nwid.i_nwid, nwid.i_len);
|
|
memset(&nwkey, 0, sizeof(nwkey));
|
|
(void)strncpy(nwkey.i_name, name, sizeof(nwkey.i_name));
|
|
/* show nwkey only when WEP is enabled */
|
|
if (ioctl(s, SIOCG80211NWKEY, (caddr_t)&nwkey) != 0 ||
|
|
nwkey.i_wepon == 0) {
|
|
printf("\n");
|
|
return;
|
|
}
|
|
|
|
printf(" nwkey ");
|
|
/* try to retrieve WEP keys */
|
|
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
|
|
nwkey.i_key[i].i_keydat = keybuf[i];
|
|
nwkey.i_key[i].i_keylen = sizeof(keybuf[i]);
|
|
}
|
|
if (ioctl(s, SIOCG80211NWKEY, (caddr_t)&nwkey) != 0) {
|
|
printf("*****");
|
|
} else {
|
|
if (nwkey.i_defkid != 1) {
|
|
/* non default key or multiple keys defined */
|
|
i = 0;
|
|
} else if (nwkey.i_key[0].i_keylen >= 2 &&
|
|
isdigit(nwkey.i_key[0].i_keydat[0]) &&
|
|
nwkey.i_key[0].i_keydat[1] == ':') {
|
|
/* ambiguous */
|
|
i = 0;
|
|
} else {
|
|
for (i = 1; i < IEEE80211_WEP_NKID; i++) {
|
|
if (nwkey.i_key[i].i_keylen != 0)
|
|
break;
|
|
}
|
|
}
|
|
if (i == IEEE80211_WEP_NKID) {
|
|
/* only show the first key */
|
|
print_string(nwkey.i_key[0].i_keydat,
|
|
nwkey.i_key[0].i_keylen);
|
|
} else {
|
|
printf("%d:", nwkey.i_defkid);
|
|
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
|
|
if (i > 0)
|
|
printf(",");
|
|
print_string(nwkey.i_key[i].i_keydat,
|
|
nwkey.i_key[i].i_keylen);
|
|
}
|
|
}
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
void
|
|
init_current_media()
|
|
{
|
|
struct ifmediareq ifmr;
|
|
|
|
/*
|
|
* If we have not yet done so, grab the currently-selected
|
|
* media.
|
|
*/
|
|
if ((actions & (A_MEDIA|A_MEDIAOPT)) == 0) {
|
|
(void) memset(&ifmr, 0, sizeof(ifmr));
|
|
(void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) {
|
|
/*
|
|
* If we get E2BIG, the kernel is telling us
|
|
* that there are more, so we can ignore it.
|
|
*/
|
|
if (errno != E2BIG)
|
|
err(1, "SGIOCGIFMEDIA");
|
|
}
|
|
|
|
media_current = ifmr.ifm_current;
|
|
}
|
|
|
|
/* Sanity. */
|
|
if (IFM_TYPE(media_current) == 0)
|
|
errx(1, "%s: no link type?", name);
|
|
}
|
|
|
|
void
|
|
process_media_commands()
|
|
{
|
|
|
|
if ((actions & (A_MEDIA|A_MEDIAOPT)) == 0) {
|
|
/* Nothing to do. */
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Media already set up, and commands sanity-checked. Set/clear
|
|
* any options, and we're ready to go.
|
|
*/
|
|
media_current |= mediaopt_set;
|
|
media_current &= ~mediaopt_clear;
|
|
|
|
strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
ifr.ifr_media = media_current;
|
|
|
|
if (ioctl(s, SIOCSIFMEDIA, (caddr_t)&ifr) < 0)
|
|
err(1, "SIOCSIFMEDIA");
|
|
}
|
|
|
|
void
|
|
setmedia(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
int type, subtype, inst;
|
|
|
|
init_current_media();
|
|
|
|
/* Only one media command may be given. */
|
|
if (actions & A_MEDIA)
|
|
errx(1, "only one `media' command may be issued");
|
|
|
|
/* Must not come after mediaopt commands */
|
|
if (actions & A_MEDIAOPT)
|
|
errx(1, "may not issue `media' after `mediaopt' commands");
|
|
|
|
/*
|
|
* No need to check if `instance' has been issued; setmediainst()
|
|
* craps out if `media' has not been specified.
|
|
*/
|
|
|
|
type = IFM_TYPE(media_current);
|
|
inst = IFM_INST(media_current);
|
|
|
|
/* Look up the subtype. */
|
|
subtype = get_media_subtype(type, val);
|
|
|
|
/* Build the new current media word. */
|
|
media_current = IFM_MAKEWORD(type, subtype, 0, inst);
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
setmediaopt(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `mediaopt' once. */
|
|
if (actions & A_MEDIAOPTSET)
|
|
errx(1, "only one `mediaopt' command may be issued");
|
|
|
|
/* Can't issue `mediaopt' if `instance' has already been issued. */
|
|
if (actions & A_MEDIAINST)
|
|
errx(1, "may not issue `mediaopt' after `instance'");
|
|
|
|
mediaopt_set = get_media_options(IFM_TYPE(media_current), val);
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
unsetmediaopt(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `-mediaopt' once. */
|
|
if (actions & A_MEDIAOPTCLR)
|
|
errx(1, "only one `-mediaopt' command may be issued");
|
|
|
|
/* May not issue `media' and `-mediaopt'. */
|
|
if (actions & A_MEDIA)
|
|
errx(1, "may not issue both `media' and `-mediaopt'");
|
|
|
|
/*
|
|
* No need to check for A_MEDIAINST, since the test for A_MEDIA
|
|
* implicitly checks for A_MEDIAINST.
|
|
*/
|
|
|
|
mediaopt_clear = get_media_options(IFM_TYPE(media_current), val);
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
void
|
|
setmediainst(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
int type, subtype, options, inst;
|
|
|
|
init_current_media();
|
|
|
|
/* Can only issue `instance' once. */
|
|
if (actions & A_MEDIAINST)
|
|
errx(1, "only one `instance' command may be issued");
|
|
|
|
/* Must have already specified `media' */
|
|
if ((actions & A_MEDIA) == 0)
|
|
errx(1, "must specify `media' before `instance'");
|
|
|
|
type = IFM_TYPE(media_current);
|
|
subtype = IFM_SUBTYPE(media_current);
|
|
options = IFM_OPTIONS(media_current);
|
|
|
|
inst = atoi(val);
|
|
if (inst < 0 || inst > IFM_INST_MAX)
|
|
errx(1, "invalid media instance: %s", val);
|
|
|
|
media_current = IFM_MAKEWORD(type, subtype, options, inst);
|
|
|
|
/* Media will be set after other processing is complete. */
|
|
}
|
|
|
|
struct ifmedia_description ifm_type_descriptions[] =
|
|
IFM_TYPE_DESCRIPTIONS;
|
|
|
|
struct ifmedia_description ifm_subtype_descriptions[] =
|
|
IFM_SUBTYPE_DESCRIPTIONS;
|
|
|
|
struct ifmedia_description ifm_option_descriptions[] =
|
|
IFM_OPTION_DESCRIPTIONS;
|
|
|
|
const char *
|
|
get_media_type_string(mword)
|
|
int mword;
|
|
{
|
|
struct ifmedia_description *desc;
|
|
|
|
for (desc = ifm_type_descriptions; desc->ifmt_string != NULL;
|
|
desc++) {
|
|
if (IFM_TYPE(mword) == desc->ifmt_word)
|
|
return (desc->ifmt_string);
|
|
}
|
|
return ("<unknown type>");
|
|
}
|
|
|
|
const char *
|
|
get_media_subtype_string(mword)
|
|
int mword;
|
|
{
|
|
struct ifmedia_description *desc;
|
|
|
|
for (desc = ifm_subtype_descriptions; desc->ifmt_string != NULL;
|
|
desc++) {
|
|
if (IFM_TYPE_MATCH(desc->ifmt_word, mword) &&
|
|
IFM_SUBTYPE(desc->ifmt_word) == IFM_SUBTYPE(mword))
|
|
return (desc->ifmt_string);
|
|
}
|
|
return ("<unknown subtype>");
|
|
}
|
|
|
|
int
|
|
get_media_subtype(type, val)
|
|
int type;
|
|
const char *val;
|
|
{
|
|
int rval;
|
|
|
|
rval = lookup_media_word(ifm_subtype_descriptions, type, val);
|
|
if (rval == -1)
|
|
errx(1, "unknown %s media subtype: %s",
|
|
get_media_type_string(type), val);
|
|
|
|
return (rval);
|
|
}
|
|
|
|
int
|
|
get_media_options(type, val)
|
|
int type;
|
|
const char *val;
|
|
{
|
|
char *optlist, *str;
|
|
int option, rval = 0;
|
|
|
|
/* We muck with the string, so copy it. */
|
|
optlist = strdup(val);
|
|
if (optlist == NULL)
|
|
err(1, "strdup");
|
|
str = optlist;
|
|
|
|
/*
|
|
* Look up the options in the user-provided comma-separated list.
|
|
*/
|
|
for (; (str = strtok(str, ",")) != NULL; str = NULL) {
|
|
option = lookup_media_word(ifm_option_descriptions, type, str);
|
|
if (option == -1)
|
|
errx(1, "unknown %s media option: %s",
|
|
get_media_type_string(type), str);
|
|
rval |= IFM_OPTIONS(option);
|
|
}
|
|
|
|
free(optlist);
|
|
return (rval);
|
|
}
|
|
|
|
int
|
|
lookup_media_word(desc, type, val)
|
|
struct ifmedia_description *desc;
|
|
int type;
|
|
const char *val;
|
|
{
|
|
|
|
for (; desc->ifmt_string != NULL; desc++) {
|
|
if (IFM_TYPE_MATCH(desc->ifmt_word, type) &&
|
|
strcasecmp(desc->ifmt_string, val) == 0)
|
|
return (desc->ifmt_word);
|
|
}
|
|
return (-1);
|
|
}
|
|
|
|
void
|
|
print_media_word(ifmw, print_type, as_syntax)
|
|
int ifmw, print_type, as_syntax;
|
|
{
|
|
struct ifmedia_description *desc;
|
|
int seen_option = 0;
|
|
|
|
if (print_type)
|
|
printf("%s ", get_media_type_string(ifmw));
|
|
printf("%s%s", as_syntax ? "media " : "",
|
|
get_media_subtype_string(ifmw));
|
|
|
|
/* Find options. */
|
|
for (desc = ifm_option_descriptions; desc->ifmt_string != NULL;
|
|
desc++) {
|
|
if (IFM_TYPE_MATCH(desc->ifmt_word, ifmw) &&
|
|
(ifmw & IFM_OPTIONS(desc->ifmt_word)) != 0 &&
|
|
(seen_option & IFM_OPTIONS(desc->ifmt_word)) == 0) {
|
|
if (seen_option == 0)
|
|
printf(" %s", as_syntax ? "mediaopt " : "");
|
|
printf("%s%s", seen_option ? "," : "",
|
|
desc->ifmt_string);
|
|
seen_option |= IFM_OPTIONS(desc->ifmt_word);
|
|
}
|
|
}
|
|
if (IFM_INST(ifmw) != 0)
|
|
printf(" instance %d", IFM_INST(ifmw));
|
|
}
|
|
|
|
int carrier()
|
|
{
|
|
struct ifmediareq ifmr;
|
|
|
|
(void) memset(&ifmr, 0, sizeof(ifmr));
|
|
(void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) {
|
|
/*
|
|
* 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);
|
|
}
|
|
|
|
|
|
#define IFFBITS \
|
|
"\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6NOTRAILERS\7RUNNING\10NOARP\
|
|
\11PROMISC\12ALLMULTI\13OACTIVE\14SIMPLEX\15LINK0\16LINK1\17LINK2\20MULTICAST"
|
|
|
|
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(ap, alen)
|
|
const u_int8_t *ap;
|
|
int alen;
|
|
{
|
|
struct afswtch *p = afp;
|
|
struct ifmediareq ifmr;
|
|
int *media_list, i;
|
|
|
|
printf("%s: ", name);
|
|
printb("flags", flags, IFFBITS);
|
|
if (metric)
|
|
printf(" metric %d", metric);
|
|
if (mtu)
|
|
printf(" mtu %d", mtu);
|
|
putchar('\n');
|
|
|
|
ieee80211_status();
|
|
tunnel_status();
|
|
|
|
if (ap && alen > 0) {
|
|
printf("\taddress:");
|
|
for (i = 0; i < alen; i++, ap++)
|
|
printf("%c%02x", i > 0 ? ':' : ' ', *ap);
|
|
putchar('\n');
|
|
}
|
|
|
|
(void) memset(&ifmr, 0, sizeof(ifmr));
|
|
(void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) {
|
|
/*
|
|
* Interface doesn't support SIOC{G,S}IFMEDIA.
|
|
*/
|
|
goto proto_status;
|
|
}
|
|
|
|
if (ifmr.ifm_count == 0) {
|
|
warnx("%s: no media types?", name);
|
|
goto proto_status;
|
|
}
|
|
|
|
media_list = (int *)malloc(ifmr.ifm_count * sizeof(int));
|
|
if (media_list == NULL)
|
|
err(1, "malloc");
|
|
ifmr.ifm_ulist = media_list;
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0)
|
|
err(1, "SIOCGIFMEDIA");
|
|
|
|
printf("\tmedia: ");
|
|
print_media_word(ifmr.ifm_current, 1, 0);
|
|
if (ifmr.ifm_active != ifmr.ifm_current) {
|
|
putchar(' ');
|
|
putchar('(');
|
|
print_media_word(ifmr.ifm_active, 0, 0);
|
|
putchar(')');
|
|
}
|
|
putchar('\n');
|
|
|
|
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");
|
|
putchar('\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) {
|
|
if (printed_type == 0) {
|
|
printf("\tsupported %s media:\n",
|
|
get_media_type_string(type));
|
|
printed_type = 1;
|
|
}
|
|
printf("\t\t");
|
|
print_media_word(media_list[i], 0, 1);
|
|
printf("\n");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
free(media_list);
|
|
|
|
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
|
|
tunnel_status()
|
|
{
|
|
char psrcaddr[NI_MAXHOST];
|
|
char pdstaddr[NI_MAXHOST];
|
|
u_long srccmd, dstcmd;
|
|
struct ifreq *ifrp;
|
|
const char *ver = "";
|
|
#ifdef NI_WITHSCOPEID
|
|
const int niflag = NI_NUMERICHOST | NI_WITHSCOPEID;
|
|
#else
|
|
const int niflag = NI_NUMERICHOST;
|
|
#endif
|
|
#ifdef INET6
|
|
struct in6_ifreq in6_ifr;
|
|
int s6;
|
|
#endif /* INET6 */
|
|
|
|
psrcaddr[0] = pdstaddr[0] = '\0';
|
|
|
|
#ifdef INET6
|
|
memset(&in6_ifr, 0, sizeof(in6_ifr));
|
|
strncpy(in6_ifr.ifr_name, name, IFNAMSIZ);
|
|
s6 = socket(AF_INET6, SOCK_DGRAM, 0);
|
|
if (s6 < 0) {
|
|
srccmd = SIOCGIFPSRCADDR;
|
|
dstcmd = SIOCGIFPDSTADDR;
|
|
ifrp = 𝔦
|
|
} else {
|
|
close(s6);
|
|
srccmd = SIOCGIFPSRCADDR_IN6;
|
|
dstcmd = SIOCGIFPDSTADDR_IN6;
|
|
ifrp = (struct ifreq *)&in6_ifr;
|
|
}
|
|
#else /* INET6 */
|
|
srccmd = SIOCGIFPSRCADDR;
|
|
dstcmd = SIOCGIFPDSTADDR;
|
|
ifrp = 𝔦
|
|
#endif /* INET6 */
|
|
|
|
if (ioctl(s, srccmd, (caddr_t)ifrp) < 0)
|
|
return;
|
|
#ifdef INET6
|
|
if (ifrp->ifr_addr.sa_family == AF_INET6)
|
|
in6_fillscopeid((struct sockaddr_in6 *)&ifrp->ifr_addr);
|
|
#endif
|
|
getnameinfo(&ifrp->ifr_addr, ifrp->ifr_addr.sa_len,
|
|
psrcaddr, sizeof(psrcaddr), 0, 0, niflag);
|
|
#ifdef INET6
|
|
if (ifrp->ifr_addr.sa_family == AF_INET6)
|
|
ver = "6";
|
|
#endif
|
|
|
|
if (ioctl(s, dstcmd, (caddr_t)ifrp) < 0)
|
|
return;
|
|
#ifdef INET6
|
|
if (ifrp->ifr_addr.sa_family == AF_INET6)
|
|
in6_fillscopeid((struct sockaddr_in6 *)&ifrp->ifr_addr);
|
|
#endif
|
|
getnameinfo(&ifrp->ifr_addr, ifrp->ifr_addr.sa_len,
|
|
pdstaddr, sizeof(pdstaddr), 0, 0, niflag);
|
|
|
|
printf("\ttunnel inet%s %s --> %s\n", ver,
|
|
psrcaddr, pdstaddr);
|
|
}
|
|
|
|
void
|
|
in_alias(creq)
|
|
struct ifreq *creq;
|
|
{
|
|
struct sockaddr_in *sin;
|
|
int alias;
|
|
|
|
if (lflag)
|
|
return;
|
|
|
|
alias = 1;
|
|
|
|
/* Get the non-alias address for this interface. */
|
|
getsock(AF_INET);
|
|
if (s < 0) {
|
|
if (errno == EPROTONOSUPPORT)
|
|
return;
|
|
err(1, "socket");
|
|
}
|
|
(void) memset(&ifr, 0, sizeof(ifr));
|
|
(void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCGIFADDR, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) {
|
|
return;
|
|
} else
|
|
warn("SIOCGIFADDR");
|
|
}
|
|
/* If creq and ifr are the same address, this is not an alias. */
|
|
if (memcmp(&ifr.ifr_addr, &creq->ifr_addr,
|
|
sizeof(creq->ifr_addr)) == 0)
|
|
alias = 0;
|
|
/* we print aliases only with -A */
|
|
if (alias && !Aflag)
|
|
return;
|
|
(void) memset(&addreq, 0, sizeof(addreq));
|
|
(void) strncpy(addreq.ifra_name, name, sizeof(addreq.ifra_name));
|
|
addreq.ifra_addr = creq->ifr_addr;
|
|
if (ioctl(s, SIOCGIFALIAS, (caddr_t)&addreq) < 0) {
|
|
if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) {
|
|
return;
|
|
} else
|
|
warn("SIOCGIFALIAS");
|
|
}
|
|
|
|
sin = (struct sockaddr_in *)&addreq.ifra_addr;
|
|
printf("\tinet %s%s", alias ? "alias " : "", inet_ntoa(sin->sin_addr));
|
|
|
|
if (flags & IFF_POINTOPOINT) {
|
|
sin = (struct sockaddr_in *)&addreq.ifra_dstaddr;
|
|
printf(" -> %s", inet_ntoa(sin->sin_addr));
|
|
}
|
|
|
|
sin = (struct sockaddr_in *)&addreq.ifra_mask;
|
|
printf(" netmask 0x%x", ntohl(sin->sin_addr.s_addr));
|
|
|
|
if (flags & IFF_BROADCAST) {
|
|
sin = (struct sockaddr_in *)&addreq.ifra_broadaddr;
|
|
printf(" broadcast %s", inet_ntoa(sin->sin_addr));
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
void
|
|
in_status(force)
|
|
int force;
|
|
{
|
|
#ifdef HAVE_IFADDRS_H
|
|
struct ifaddrs *ifap, *ifa;
|
|
struct ifreq ifr;
|
|
|
|
if (getifaddrs(&ifap) != 0)
|
|
err(1, "getifaddrs");
|
|
for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
|
|
if (strcmp(name, ifa->ifa_name) != 0)
|
|
continue;
|
|
if (ifa->ifa_addr->sa_family != AF_INET)
|
|
continue;
|
|
if (sizeof(ifr.ifr_addr) < ifa->ifa_addr->sa_len)
|
|
continue;
|
|
|
|
memset(&ifr, 0, sizeof(ifr));
|
|
strncpy(ifr.ifr_name, ifa->ifa_name, sizeof(ifr.ifr_name));
|
|
memcpy(&ifr.ifr_addr, ifa->ifa_addr, ifa->ifa_addr->sa_len);
|
|
in_alias(&ifr);
|
|
}
|
|
freeifaddrs(ifap);
|
|
#else
|
|
char inbuf[8192];
|
|
struct ifconf ifc;
|
|
struct ifreq *ifr;
|
|
int i, siz;
|
|
char ifrbuf[8192], *cp;
|
|
|
|
ifc.ifc_len = sizeof(inbuf);
|
|
ifc.ifc_buf = inbuf;
|
|
getsock(af);
|
|
if (s < 0)
|
|
err(1, "socket");
|
|
if (ioctl(s, SIOCGIFCONF, &ifc) < 0)
|
|
err(1, "SIOCGIFCONF");
|
|
for (i = 0; i < ifc.ifc_len; ) {
|
|
/* Copy the mininum ifreq into the buffer. */
|
|
cp = ((caddr_t)ifc.ifc_req + i);
|
|
memcpy(ifrbuf, cp, sizeof(*ifr));
|
|
|
|
/* Now compute the actual size of the ifreq. */
|
|
ifr = (struct ifreq *)ifrbuf;
|
|
siz = ifr->ifr_addr.sa_len;
|
|
if (siz < sizeof(ifr->ifr_addr))
|
|
siz = sizeof(ifr->ifr_addr);
|
|
siz += sizeof(ifr->ifr_name);
|
|
i += siz;
|
|
|
|
/* Now copy the whole thing. */
|
|
if (sizeof(ifrbuf) < siz)
|
|
errx(1, "ifr too big");
|
|
memcpy(ifrbuf, cp, siz);
|
|
|
|
if (!strncmp(name, ifr->ifr_name, sizeof(ifr->ifr_name))) {
|
|
if (ifr->ifr_addr.sa_family == AF_INET)
|
|
in_alias(ifr);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
setifprefixlen(addr, d)
|
|
const char *addr;
|
|
int d;
|
|
{
|
|
if (*afp->af_getprefix)
|
|
(*afp->af_getprefix)(addr, MASK);
|
|
explicit_prefix = 1;
|
|
}
|
|
|
|
#ifdef INET6
|
|
void
|
|
in6_fillscopeid(sin6)
|
|
struct sockaddr_in6 *sin6;
|
|
{
|
|
#if defined(__KAME__) && defined(KAME_SCOPEID)
|
|
if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
|
|
sin6->sin6_scope_id =
|
|
ntohs(*(u_int16_t *)&sin6->sin6_addr.s6_addr[2]);
|
|
sin6->sin6_addr.s6_addr[2] = sin6->sin6_addr.s6_addr[3] = 0;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/* XXX not really an alias */
|
|
void
|
|
in6_alias(creq)
|
|
struct in6_ifreq *creq;
|
|
{
|
|
struct sockaddr_in6 *sin6;
|
|
char hbuf[NI_MAXHOST];
|
|
u_int32_t scopeid;
|
|
#ifdef NI_WITHSCOPEID
|
|
const int niflag = NI_NUMERICHOST | NI_WITHSCOPEID;
|
|
#else
|
|
const int niflag = NI_NUMERICHOST;
|
|
#endif
|
|
|
|
/* Get the non-alias address for this interface. */
|
|
getsock(AF_INET6);
|
|
if (s < 0) {
|
|
if (errno == EPROTONOSUPPORT)
|
|
return;
|
|
err(1, "socket");
|
|
}
|
|
|
|
sin6 = (struct sockaddr_in6 *)&creq->ifr_addr;
|
|
|
|
in6_fillscopeid(sin6);
|
|
scopeid = sin6->sin6_scope_id;
|
|
if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len,
|
|
hbuf, sizeof(hbuf), NULL, 0, niflag))
|
|
strncpy(hbuf, "", sizeof(hbuf)); /* some message? */
|
|
printf("\tinet6 %s", hbuf);
|
|
|
|
if (flags & IFF_POINTOPOINT) {
|
|
(void) memset(&ifr6, 0, sizeof(ifr6));
|
|
(void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name));
|
|
ifr6.ifr_addr = creq->ifr_addr;
|
|
if (ioctl(s, SIOCGIFDSTADDR_IN6, (caddr_t)&ifr6) < 0) {
|
|
if (errno != EADDRNOTAVAIL)
|
|
warn("SIOCGIFDSTADDR_IN6");
|
|
(void) memset(&ifr6.ifr_addr, 0, sizeof(ifr6.ifr_addr));
|
|
ifr6.ifr_addr.sin6_family = AF_INET6;
|
|
ifr6.ifr_addr.sin6_len = sizeof(struct sockaddr_in6);
|
|
}
|
|
sin6 = (struct sockaddr_in6 *)&ifr6.ifr_addr;
|
|
in6_fillscopeid(sin6);
|
|
hbuf[0] = '\0';
|
|
if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len,
|
|
hbuf, sizeof(hbuf), NULL, 0, niflag))
|
|
strncpy(hbuf, "", sizeof(hbuf)); /* some message? */
|
|
printf(" -> %s", hbuf);
|
|
}
|
|
|
|
(void) memset(&ifr6, 0, sizeof(ifr6));
|
|
(void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name));
|
|
ifr6.ifr_addr = creq->ifr_addr;
|
|
if (ioctl(s, SIOCGIFNETMASK_IN6, (caddr_t)&ifr6) < 0) {
|
|
if (errno != EADDRNOTAVAIL)
|
|
warn("SIOCGIFNETMASK_IN6");
|
|
} else {
|
|
sin6 = (struct sockaddr_in6 *)&ifr6.ifr_addr;
|
|
printf(" prefixlen %d", prefix(&sin6->sin6_addr,
|
|
sizeof(struct in6_addr)));
|
|
}
|
|
|
|
(void) memset(&ifr6, 0, sizeof(ifr6));
|
|
(void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name));
|
|
ifr6.ifr_addr = creq->ifr_addr;
|
|
if (ioctl(s, SIOCGIFAFLAG_IN6, (caddr_t)&ifr6) < 0) {
|
|
if (errno != EADDRNOTAVAIL)
|
|
warn("SIOCGIFAFLAG_IN6");
|
|
} else {
|
|
if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_ANYCAST)
|
|
printf(" anycast");
|
|
if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_TENTATIVE)
|
|
printf(" tentative");
|
|
if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DUPLICATED)
|
|
printf(" duplicated");
|
|
if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DETACHED)
|
|
printf(" detached");
|
|
}
|
|
|
|
if (scopeid)
|
|
printf(" scopeid 0x%x", scopeid);
|
|
|
|
if (Lflag) {
|
|
struct in6_addrlifetime *lifetime;
|
|
(void) memset(&ifr6, 0, sizeof(ifr6));
|
|
(void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name));
|
|
ifr6.ifr_addr = creq->ifr_addr;
|
|
lifetime = &ifr6.ifr_ifru.ifru_lifetime;
|
|
if (ioctl(s, SIOCGIFALIFETIME_IN6, (caddr_t)&ifr6) < 0) {
|
|
if (errno != EADDRNOTAVAIL)
|
|
warn("SIOCGIFALIFETIME_IN6");
|
|
} else if (lifetime->ia6t_preferred || lifetime->ia6t_expire) {
|
|
time_t t = time(NULL);
|
|
printf(" pltime ");
|
|
if (lifetime->ia6t_preferred) {
|
|
printf("%s", lifetime->ia6t_preferred < t
|
|
? "0"
|
|
: sec2str(lifetime->ia6t_preferred - t));
|
|
} else
|
|
printf("infty");
|
|
|
|
printf(" vltime ");
|
|
if (lifetime->ia6t_expire) {
|
|
printf("%s", lifetime->ia6t_expire < t
|
|
? "0"
|
|
: sec2str(lifetime->ia6t_expire - t));
|
|
} else
|
|
printf("infty");
|
|
}
|
|
}
|
|
|
|
printf("\n");
|
|
}
|
|
|
|
void
|
|
in6_status(force)
|
|
int force;
|
|
{
|
|
#ifdef HAVE_IFADDRS_H
|
|
struct ifaddrs *ifap, *ifa;
|
|
struct in6_ifreq ifr;
|
|
|
|
if (getifaddrs(&ifap) != 0)
|
|
err(1, "getifaddrs");
|
|
for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
|
|
if (strcmp(name, ifa->ifa_name) != 0)
|
|
continue;
|
|
if (ifa->ifa_addr->sa_family != AF_INET6)
|
|
continue;
|
|
if (sizeof(ifr.ifr_addr) < ifa->ifa_addr->sa_len)
|
|
continue;
|
|
|
|
memset(&ifr, 0, sizeof(ifr));
|
|
strncpy(ifr.ifr_name, ifa->ifa_name, sizeof(ifr.ifr_name));
|
|
memcpy(&ifr.ifr_addr, ifa->ifa_addr, ifa->ifa_addr->sa_len);
|
|
in6_alias(&ifr);
|
|
}
|
|
freeifaddrs(ifap);
|
|
#else
|
|
char inbuf[8192];
|
|
struct ifconf ifc;
|
|
struct ifreq *ifr;
|
|
int i, siz;
|
|
char ifrbuf[8192], *cp;
|
|
|
|
ifc.ifc_len = sizeof(inbuf);
|
|
ifc.ifc_buf = inbuf;
|
|
getsock(af);
|
|
if (s < 0)
|
|
err(1, "socket");
|
|
if (ioctl(s, SIOCGIFCONF, &ifc) < 0)
|
|
err(1, "SIOCGIFCONF");
|
|
for (i = 0; i < ifc.ifc_len; ) {
|
|
/* Copy the mininum ifreq into the buffer. */
|
|
cp = ((caddr_t)ifc.ifc_req + i);
|
|
memcpy(ifrbuf, cp, sizeof(*ifr));
|
|
|
|
/* Now compute the actual size of the ifreq. */
|
|
ifr = (struct ifreq *)ifrbuf;
|
|
siz = ifr->ifr_addr.sa_len;
|
|
if (siz < sizeof(ifr->ifr_addr))
|
|
siz = sizeof(ifr->ifr_addr);
|
|
siz += sizeof(ifr->ifr_name);
|
|
i += siz;
|
|
|
|
/* Now copy the whole thing. */
|
|
if (sizeof(ifrbuf) < siz)
|
|
errx(1, "ifr too big");
|
|
memcpy(ifrbuf, cp, siz);
|
|
|
|
if (!strncmp(name, ifr->ifr_name, sizeof(ifr->ifr_name))) {
|
|
if (ifr->ifr_addr.sa_family == AF_INET6)
|
|
in6_alias((struct in6_ifreq *)ifr);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
#endif /*INET6*/
|
|
|
|
#ifndef INET_ONLY
|
|
|
|
void
|
|
at_status(force)
|
|
int force;
|
|
{
|
|
struct sockaddr_at *sat, null_sat;
|
|
struct netrange *nr;
|
|
|
|
getsock(AF_APPLETALK);
|
|
if (s < 0) {
|
|
if (errno == EPROTONOSUPPORT)
|
|
return;
|
|
err(1, "socket");
|
|
}
|
|
(void) memset(&ifr, 0, sizeof(ifr));
|
|
(void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCGIFADDR, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) {
|
|
if (!force)
|
|
return;
|
|
(void) memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr));
|
|
} else
|
|
warn("SIOCGIFADDR");
|
|
}
|
|
(void) strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
|
|
sat = (struct sockaddr_at *)&ifr.ifr_addr;
|
|
|
|
(void) memset(&null_sat, 0, sizeof(null_sat));
|
|
|
|
nr = (struct netrange *) &sat->sat_zero;
|
|
printf("\tatalk %d.%d range %d-%d phase %d",
|
|
ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node,
|
|
ntohs(nr->nr_firstnet), ntohs(nr->nr_lastnet), nr->nr_phase);
|
|
if (flags & IFF_POINTOPOINT) {
|
|
if (ioctl(s, SIOCGIFDSTADDR, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL)
|
|
(void) memset(&ifr.ifr_addr, 0,
|
|
sizeof(ifr.ifr_addr));
|
|
else
|
|
warn("SIOCGIFDSTADDR");
|
|
}
|
|
(void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
|
|
sat = (struct sockaddr_at *)&ifr.ifr_dstaddr;
|
|
if (!sat)
|
|
sat = &null_sat;
|
|
printf("--> %d.%d",
|
|
ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node);
|
|
}
|
|
if (flags & IFF_BROADCAST) {
|
|
/* note RTAX_BRD overlap with IFF_POINTOPOINT */
|
|
sat = (struct sockaddr_at *)&ifr.ifr_broadaddr;
|
|
if (sat)
|
|
printf(" broadcast %d.%d", ntohs(sat->sat_addr.s_net),
|
|
sat->sat_addr.s_node);
|
|
}
|
|
putchar('\n');
|
|
}
|
|
|
|
void
|
|
xns_status(force)
|
|
int force;
|
|
{
|
|
struct sockaddr_ns *sns;
|
|
|
|
getsock(AF_NS);
|
|
if (s < 0) {
|
|
if (errno == EPROTONOSUPPORT)
|
|
return;
|
|
err(1, "socket");
|
|
}
|
|
(void) memset(&ifr, 0, sizeof(ifr));
|
|
(void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCGIFADDR, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) {
|
|
if (!force)
|
|
return;
|
|
memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr));
|
|
} else
|
|
warn("SIOCGIFADDR");
|
|
}
|
|
(void) strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
|
|
sns = (struct sockaddr_ns *)&ifr.ifr_addr;
|
|
printf("\tns %s ", ns_ntoa(sns->sns_addr));
|
|
if (flags & IFF_POINTOPOINT) { /* by W. Nesheim@Cornell */
|
|
if (ioctl(s, SIOCGIFDSTADDR, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL)
|
|
memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr));
|
|
else
|
|
warn("SIOCGIFDSTADDR");
|
|
}
|
|
(void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
|
|
sns = (struct sockaddr_ns *)&ifr.ifr_dstaddr;
|
|
printf("--> %s ", ns_ntoa(sns->sns_addr));
|
|
}
|
|
putchar('\n');
|
|
}
|
|
|
|
void
|
|
iso_status(force)
|
|
int force;
|
|
{
|
|
struct sockaddr_iso *siso;
|
|
struct iso_ifreq ifr;
|
|
|
|
getsock(AF_ISO);
|
|
if (s < 0) {
|
|
if (errno == EPROTONOSUPPORT)
|
|
return;
|
|
err(1, "socket");
|
|
}
|
|
(void) memset(&ifr, 0, sizeof(ifr));
|
|
(void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
|
|
if (ioctl(s, SIOCGIFADDR_ISO, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) {
|
|
if (!force)
|
|
return;
|
|
(void) memset(&ifr.ifr_Addr, 0, sizeof(ifr.ifr_Addr));
|
|
} else
|
|
warn("SIOCGIFADDR_ISO");
|
|
}
|
|
(void) strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
|
|
siso = &ifr.ifr_Addr;
|
|
printf("\tiso %s ", iso_ntoa(&siso->siso_addr));
|
|
if (ioctl(s, SIOCGIFNETMASK_ISO, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL)
|
|
memset(&ifr.ifr_Addr, 0, sizeof(ifr.ifr_Addr));
|
|
else
|
|
warn("SIOCGIFNETMASK_ISO");
|
|
} else {
|
|
if (siso->siso_len > offsetof(struct sockaddr_iso, siso_addr))
|
|
siso->siso_addr.isoa_len = siso->siso_len
|
|
- offsetof(struct sockaddr_iso, siso_addr);
|
|
printf("\n\t\tnetmask %s ", iso_ntoa(&siso->siso_addr));
|
|
}
|
|
if (flags & IFF_POINTOPOINT) {
|
|
if (ioctl(s, SIOCGIFDSTADDR_ISO, (caddr_t)&ifr) < 0) {
|
|
if (errno == EADDRNOTAVAIL)
|
|
memset(&ifr.ifr_Addr, 0, sizeof(ifr.ifr_Addr));
|
|
else
|
|
warn("SIOCGIFDSTADDR_ISO");
|
|
}
|
|
(void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
|
|
siso = &ifr.ifr_Addr;
|
|
printf("--> %s ", iso_ntoa(&siso->siso_addr));
|
|
}
|
|
putchar('\n');
|
|
}
|
|
|
|
#endif /* INET_ONLY */
|
|
|
|
#define SIN(x) ((struct sockaddr_in *) &(x))
|
|
struct sockaddr_in *sintab[] = {
|
|
SIN(ridreq.ifr_addr), SIN(addreq.ifra_addr),
|
|
SIN(addreq.ifra_mask), SIN(addreq.ifra_broadaddr)};
|
|
|
|
void
|
|
in_getaddr(s, which)
|
|
const char *s;
|
|
int which;
|
|
{
|
|
struct sockaddr_in *sin = sintab[which];
|
|
struct hostent *hp;
|
|
struct netent *np;
|
|
|
|
sin->sin_len = sizeof(*sin);
|
|
if (which != MASK)
|
|
sin->sin_family = AF_INET;
|
|
|
|
if (which == ADDR) {
|
|
char *p = NULL;
|
|
|
|
if((p = strrchr(s, '/')) != NULL) {
|
|
/* address is `name/masklen' */
|
|
int masklen;
|
|
int ret;
|
|
struct sockaddr_in *min = sintab[MASK];
|
|
*p = '\0';
|
|
ret = sscanf(p+1, "%u", &masklen);
|
|
if(ret != 1 || (masklen < 0 || masklen > 32)) {
|
|
*p = '/';
|
|
errx(1, "%s: bad value", s);
|
|
}
|
|
min->sin_len = sizeof(*min);
|
|
min->sin_addr.s_addr =
|
|
htonl(~((1LL << (32 - masklen)) - 1) &
|
|
0xffffffff);
|
|
}
|
|
}
|
|
|
|
if (inet_aton(s, &sin->sin_addr) == 0) {
|
|
if ((hp = gethostbyname(s)) != NULL)
|
|
(void) memcpy(&sin->sin_addr, hp->h_addr, hp->h_length);
|
|
else if ((np = getnetbyname(s)) != NULL)
|
|
sin->sin_addr = inet_makeaddr(np->n_net, INADDR_ANY);
|
|
else
|
|
errx(1, "%s: bad value", s);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Print a value a la the %b format of the kernel's printf
|
|
*/
|
|
void
|
|
printb(s, v, bits)
|
|
const char *s;
|
|
unsigned short v;
|
|
const char *bits;
|
|
{
|
|
int i, any = 0;
|
|
char c;
|
|
|
|
if (bits && *bits == 8)
|
|
printf("%s=%o", s, v);
|
|
else
|
|
printf("%s=%x", s, v);
|
|
bits++;
|
|
if (bits) {
|
|
putchar('<');
|
|
while ((i = *bits++) != 0) {
|
|
if (v & (1 << (i-1))) {
|
|
if (any)
|
|
putchar(',');
|
|
any = 1;
|
|
for (; (c = *bits) > 32; bits++)
|
|
putchar(c);
|
|
} else
|
|
for (; *bits > 32; bits++)
|
|
;
|
|
}
|
|
putchar('>');
|
|
}
|
|
}
|
|
|
|
#ifdef INET6
|
|
#define SIN6(x) ((struct sockaddr_in6 *) &(x))
|
|
struct sockaddr_in6 *sin6tab[] = {
|
|
SIN6(in6_ridreq.ifr_addr), SIN6(in6_addreq.ifra_addr),
|
|
SIN6(in6_addreq.ifra_prefixmask), SIN6(in6_addreq.ifra_dstaddr)};
|
|
|
|
void
|
|
in6_getaddr(s, which)
|
|
const char *s;
|
|
int which;
|
|
{
|
|
#if defined(__KAME__) && defined(KAME_SCOPEID)
|
|
struct sockaddr_in6 *sin6 = sin6tab[which];
|
|
struct addrinfo hints, *res;
|
|
int error;
|
|
|
|
memset(&hints, 0, sizeof(hints));
|
|
hints.ai_family = AF_INET6;
|
|
hints.ai_socktype = SOCK_DGRAM;
|
|
#if 0 /* in_getaddr() allows FQDN */
|
|
hints.ai_flags = AI_NUMERICHOST;
|
|
#endif
|
|
error = getaddrinfo(s, "0", &hints, &res);
|
|
if (error)
|
|
errx(1, "%s: %s", s, gai_strerror(error));
|
|
if (res->ai_next)
|
|
errx(1, "%s: resolved to multiple hosts", s);
|
|
if (res->ai_addrlen != sizeof(struct sockaddr_in6))
|
|
errx(1, "%s: bad value", s);
|
|
memcpy(sin6, res->ai_addr, res->ai_addrlen);
|
|
freeaddrinfo(res);
|
|
if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr) && sin6->sin6_scope_id) {
|
|
*(u_int16_t *)&sin6->sin6_addr.s6_addr[2] =
|
|
htons(sin6->sin6_scope_id);
|
|
sin6->sin6_scope_id = 0;
|
|
}
|
|
#else
|
|
struct sockaddr_in6 *sin = sin6tab[which];
|
|
|
|
sin->sin6_len = sizeof(*sin);
|
|
if (which != MASK)
|
|
sin->sin6_family = AF_INET6;
|
|
|
|
if (which == ADDR) {
|
|
char *p = NULL;
|
|
if((p = strrchr(s, '/')) != NULL) {
|
|
*p = '\0';
|
|
in6_getprefix(p + 1, MASK);
|
|
explicit_prefix = 1;
|
|
}
|
|
}
|
|
|
|
if (inet_pton(AF_INET6, s, &sin->sin6_addr) != 1)
|
|
errx(1, "%s: bad value", s);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
in6_getprefix(plen, which)
|
|
const char *plen;
|
|
int which;
|
|
{
|
|
register struct sockaddr_in6 *sin = sin6tab[which];
|
|
register u_char *cp;
|
|
int len = strtol(plen, (char **)NULL, 10);
|
|
|
|
if ((len < 0) || (len > 128))
|
|
errx(1, "%s: bad value", plen);
|
|
sin->sin6_len = sizeof(*sin);
|
|
if (which != MASK)
|
|
sin->sin6_family = AF_INET6;
|
|
if ((len == 0) || (len == 128)) {
|
|
memset(&sin->sin6_addr, 0xff, sizeof(struct in6_addr));
|
|
return;
|
|
}
|
|
memset((void *)&sin->sin6_addr, 0x00, sizeof(sin->sin6_addr));
|
|
for (cp = (u_char *)&sin->sin6_addr; len > 7; len -= 8)
|
|
*cp++ = 0xff;
|
|
*cp = 0xff << (8 - len);
|
|
}
|
|
|
|
int
|
|
prefix(val, size)
|
|
void *val;
|
|
int size;
|
|
{
|
|
register u_char *name = (u_char *)val;
|
|
register int byte, bit, plen = 0;
|
|
|
|
for (byte = 0; byte < size; byte++, plen += 8)
|
|
if (name[byte] != 0xff)
|
|
break;
|
|
if (byte == size)
|
|
return (plen);
|
|
for (bit = 7; bit != 0; bit--, plen++)
|
|
if (!(name[byte] & (1 << bit)))
|
|
break;
|
|
for (; bit != 0; bit--)
|
|
if (name[byte] & (1 << bit))
|
|
return(0);
|
|
byte++;
|
|
for (; byte < size; byte++)
|
|
if (name[byte])
|
|
return(0);
|
|
return (plen);
|
|
}
|
|
#endif /*INET6*/
|
|
|
|
#ifndef INET_ONLY
|
|
void
|
|
at_getaddr(addr, which)
|
|
const char *addr;
|
|
int which;
|
|
{
|
|
struct sockaddr_at *sat = (struct sockaddr_at *) &addreq.ifra_addr;
|
|
u_int net, node;
|
|
|
|
sat->sat_family = AF_APPLETALK;
|
|
sat->sat_len = sizeof(*sat);
|
|
if (which == MASK)
|
|
errx(1, "AppleTalk does not use netmasks\n");
|
|
if (sscanf(addr, "%u.%u", &net, &node) != 2
|
|
|| net == 0 || net > 0xffff || node == 0 || node > 0xfe)
|
|
errx(1, "%s: illegal address", addr);
|
|
sat->sat_addr.s_net = htons(net);
|
|
sat->sat_addr.s_node = node;
|
|
}
|
|
|
|
void
|
|
setatrange(range, d)
|
|
const char *range;
|
|
int d;
|
|
{
|
|
u_short first = 123, last = 123;
|
|
|
|
if (sscanf(range, "%hu-%hu", &first, &last) != 2
|
|
|| first == 0 || first > 0xffff
|
|
|| last == 0 || last > 0xffff || first > last)
|
|
errx(1, "%s: illegal net range: %u-%u", range, first, last);
|
|
at_nr.nr_firstnet = htons(first);
|
|
at_nr.nr_lastnet = htons(last);
|
|
}
|
|
|
|
void
|
|
setatphase(phase, d)
|
|
const char *phase;
|
|
int d;
|
|
{
|
|
if (!strcmp(phase, "1"))
|
|
at_nr.nr_phase = 1;
|
|
else if (!strcmp(phase, "2"))
|
|
at_nr.nr_phase = 2;
|
|
else
|
|
errx(1, "%s: illegal phase", phase);
|
|
}
|
|
|
|
void
|
|
checkatrange(sat)
|
|
struct sockaddr_at *sat;
|
|
{
|
|
if (at_nr.nr_phase == 0)
|
|
at_nr.nr_phase = 2; /* Default phase 2 */
|
|
if (at_nr.nr_firstnet == 0)
|
|
at_nr.nr_firstnet = /* Default range of one */
|
|
at_nr.nr_lastnet = sat->sat_addr.s_net;
|
|
printf("\tatalk %d.%d range %d-%d phase %d\n",
|
|
ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node,
|
|
ntohs(at_nr.nr_firstnet), ntohs(at_nr.nr_lastnet), at_nr.nr_phase);
|
|
if ((u_short) ntohs(at_nr.nr_firstnet) >
|
|
(u_short) ntohs(sat->sat_addr.s_net)
|
|
|| (u_short) ntohs(at_nr.nr_lastnet) <
|
|
(u_short) ntohs(sat->sat_addr.s_net))
|
|
errx(1, "AppleTalk address is not in range");
|
|
*((struct netrange *) &sat->sat_zero) = at_nr;
|
|
}
|
|
|
|
#define SNS(x) ((struct sockaddr_ns *) &(x))
|
|
struct sockaddr_ns *snstab[] = {
|
|
SNS(ridreq.ifr_addr), SNS(addreq.ifra_addr),
|
|
SNS(addreq.ifra_mask), SNS(addreq.ifra_broadaddr)};
|
|
|
|
void
|
|
xns_getaddr(addr, which)
|
|
const char *addr;
|
|
int which;
|
|
{
|
|
struct sockaddr_ns *sns = snstab[which];
|
|
|
|
sns->sns_family = AF_NS;
|
|
sns->sns_len = sizeof(*sns);
|
|
sns->sns_addr = ns_addr(addr);
|
|
if (which == MASK)
|
|
puts("Attempt to set XNS netmask will be ineffectual");
|
|
}
|
|
|
|
#define SISO(x) ((struct sockaddr_iso *) &(x))
|
|
struct sockaddr_iso *sisotab[] = {
|
|
SISO(iso_ridreq.ifr_Addr), SISO(iso_addreq.ifra_addr),
|
|
SISO(iso_addreq.ifra_mask), SISO(iso_addreq.ifra_dstaddr)};
|
|
|
|
void
|
|
iso_getaddr(addr, which)
|
|
const char *addr;
|
|
int which;
|
|
{
|
|
struct sockaddr_iso *siso = sisotab[which];
|
|
siso->siso_addr = *iso_addr(addr);
|
|
|
|
if (which == MASK) {
|
|
siso->siso_len = TSEL(siso) - (caddr_t)(siso);
|
|
siso->siso_nlen = 0;
|
|
} else {
|
|
siso->siso_len = sizeof(*siso);
|
|
siso->siso_family = AF_ISO;
|
|
}
|
|
}
|
|
|
|
void
|
|
setsnpaoffset(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
iso_addreq.ifra_snpaoffset = atoi(val);
|
|
}
|
|
|
|
void
|
|
setnsellength(val, d)
|
|
const char *val;
|
|
int d;
|
|
{
|
|
nsellength = atoi(val);
|
|
if (nsellength < 0)
|
|
errx(1, "Negative NSEL length is absurd");
|
|
if (afp == 0 || afp->af_af != AF_ISO)
|
|
errx(1, "Setting NSEL length valid only for iso");
|
|
}
|
|
|
|
void
|
|
fixnsel(s)
|
|
struct sockaddr_iso *s;
|
|
{
|
|
if (s->siso_family == 0)
|
|
return;
|
|
s->siso_tlen = nsellength;
|
|
}
|
|
|
|
void
|
|
adjust_nsellength()
|
|
{
|
|
fixnsel(sisotab[RIDADDR]);
|
|
fixnsel(sisotab[ADDR]);
|
|
fixnsel(sisotab[DSTADDR]);
|
|
}
|
|
|
|
#endif /* INET_ONLY */
|
|
|
|
void
|
|
usage()
|
|
{
|
|
extern const char *__progname;
|
|
|
|
fprintf(stderr,
|
|
"usage: %s [ -m ] [ -A ] "
|
|
#ifdef INET6
|
|
"[ -L ] "
|
|
#endif
|
|
"interface\n"
|
|
"\t[ af [ address [ dest_addr ] ] [ up ] [ down ] "
|
|
"[ netmask mask ] ]\n"
|
|
"\t[ metric n ]\n"
|
|
"\t[ mtu n ]\n"
|
|
"\t[ nwid network_id ]\n"
|
|
"\t[ nwkey network_key | -nwkey ]\n"
|
|
"\t[ [ af ] tunnel src_addr dest_addr ]\n"
|
|
"\t[ deletetunnel ]\n"
|
|
"\t[ arp | -arp ]\n"
|
|
"\t[ media mtype ]\n"
|
|
"\t[ mediaopt mopts ]\n"
|
|
"\t[ -mediaopt mopts ]\n"
|
|
"\t[ instance minst ]\n"
|
|
"\t[ link0 | -link0 ] [ link1 | -link1 ] [ link2 | -link2 ]\n"
|
|
" %s -a [ -A ] [ -m ] [ -d ] [ -u ] [ af ]\n"
|
|
" %s -l [ -d ] [ -u ]\n"
|
|
" %s interface create\n"
|
|
" %s interface destroy\n",
|
|
__progname, __progname, __progname, __progname, __progname);
|
|
exit(1);
|
|
}
|
|
|
|
#ifdef INET6
|
|
char *
|
|
sec2str(total)
|
|
time_t total;
|
|
{
|
|
static char result[256];
|
|
int days, hours, mins, secs;
|
|
int first = 1;
|
|
char *p = result;
|
|
|
|
if (0) { /*XXX*/
|
|
days = total / 3600 / 24;
|
|
hours = (total / 3600) % 24;
|
|
mins = (total / 60) % 60;
|
|
secs = total % 60;
|
|
|
|
if (days) {
|
|
first = 0;
|
|
p += sprintf(p, "%dd", days);
|
|
}
|
|
if (!first || hours) {
|
|
first = 0;
|
|
p += sprintf(p, "%dh", hours);
|
|
}
|
|
if (!first || mins) {
|
|
first = 0;
|
|
p += sprintf(p, "%dm", mins);
|
|
}
|
|
sprintf(p, "%ds", secs);
|
|
} else
|
|
sprintf(p, "%lu", (u_long)total);
|
|
|
|
return(result);
|
|
}
|
|
#endif
|