sync with more recent KAME tree. handles scoped IPv6 notation.
supports "delete" subcommand. corrects PR 19663.
This commit is contained in:
Jun-ichiro itojun Hagino
parent
024cdeff7a
commit
5c2fe5afaa
@ -1,6 +1,9 @@
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.\" $FreeBSD$
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.\" $KAME: gifconfig.8,v 1.5 2000/05/13 07:48:10 itojun Exp $
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.\"
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.\" Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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.\" All rights reserved.
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.\"
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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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@ -12,7 +15,7 @@
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.\" 3. Neither the name of the project 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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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE PROJECT 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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@ -25,9 +28,6 @@
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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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.\" $Id: gifconfig.8,v 1.2 1999/10/07 04:25:54 itojun Exp $
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.\" $FreeBSD$
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.\"
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.Dd May 17, 1998
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.Dt GIFCONFIG 8
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.Os
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@ -40,6 +40,9 @@
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.Op Ar af
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.Op Ar physsrc physdest
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.Nm gifconfig
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.Ar interface
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.Ic delete
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.Nm gifconfig
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.Fl a
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.Sh DESCRIPTION
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.Nm
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@ -66,6 +69,14 @@ and will be treated as
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.Li inet
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if ommitted.
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.Pp
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If a special argument
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.Ic delete
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is specified,
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.Nm
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just deletes the existing source and destination addresses on
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.Ar interface .
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If no outer addresses are specified, this usage has no effect.
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.Pp
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.Nm
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takes the following optional argument:
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.Bl -tag -width Ds
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@ -1,3 +1,6 @@
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/* $FreeBSD$ */
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/* $KAME: gifconfig.c,v 1.12 2000/05/22 05:50:43 itojun Exp $ */
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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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@ -29,8 +32,6 @@
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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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* $FreeBSD$
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*/
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/*
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@ -57,7 +58,9 @@
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#include <sys/sysctl.h>
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#include <net/if.h>
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#if defined(__FreeBSD__) && __FreeBSD__ >= 3
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#include <net/if_var.h>
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#endif /* __FreeBSD__ >= 3 */
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#include <net/if_dl.h>
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#include <net/if_types.h>
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#include <net/route.h>
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@ -91,9 +94,9 @@ int flags;
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int metric;
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int mtu;
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int setpsrc = 0;
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int newaddr = 0;
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int s;
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kvm_t *kvmd;
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extern int errno;
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#ifdef INET6
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char ntop_buf[INET6_ADDRSTRLEN]; /*inet_ntop()*/
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@ -102,7 +105,9 @@ char ntop_buf[INET6_ADDRSTRLEN]; /*inet_ntop()*/
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void setifpsrc __P((char *, int));
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void setifpdst __P((char *, int));
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void setifflags __P((char *, int));
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#ifdef SIOCDIFPHYADDR
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void delifaddrs __P((char *, int));
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#endif
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#define NEXTARG 0xffffff
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@ -113,6 +118,9 @@ struct cmd {
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} cmds[] = {
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{ "up", IFF_UP, setifflags } ,
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{ "down", -IFF_UP, setifflags },
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#ifdef SIOCDIFPHYADDR
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{ "delete", 0, delifaddrs },
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#endif
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{ 0, 0, setifpsrc },
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{ 0, 0, setifpdst },
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};
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@ -151,7 +159,7 @@ struct afswtch {
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caddr_t af_addreq;
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caddr_t af_req;
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} afs[] = {
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#define C(x) ((caddr_t) &x)
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#define C(x) ((caddr_t) &x)
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{ "inet", AF_INET, in_status, in_getaddr, 0,
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SIOCSIFPHYADDR, C(addreq), C(ifr) },
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#ifdef INET6
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@ -174,9 +182,9 @@ int ifconfig __P((int argc, char *argv[], int af, struct afswtch *rafp));
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* configuration read via sysctl().
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*/
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#define ROUNDUP(a) \
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#define ROUNDUP(a) \
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((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long))
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#define ADVANCE(x, n) (x += ROUNDUP((n)->sa_len))
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#define ADVANCE(x, n) (x += ROUNDUP((n)->sa_len))
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void
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rt_xaddrs(cp, cplim, rtinfo)
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@ -219,8 +227,14 @@ main(argc, argv)
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int all;
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if (argc < 2) {
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fprintf(stderr, "usage: gifconfig interface %s",
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"[ af ] physsrc physdst\n");
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fprintf(stderr,
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"usage: gifconfig interface [af] [physsrc physdst]\n");
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#ifdef SIOCDIFPHYADDR
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fprintf(stderr,
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" gifconfig interface delete\n");
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#endif
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fprintf(stderr,
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" gifconfig -a\n");
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exit(1);
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}
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argc--, argv++;
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@ -335,7 +349,7 @@ main(argc, argv)
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if (all == 0)
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errx(1, "interface %s does not exist", name);
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exit (0);
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}
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@ -395,15 +409,18 @@ ifconfig(argc, argv, af, rafp)
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}
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argc--, argv++;
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}
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if (1 /*newaddr*/) {
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if (newaddr) {
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strncpy(rafp->af_addreq, name, sizeof ifr.ifr_name);
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if (ioctl(s, rafp->af_pifaddr, rafp->af_addreq) < 0)
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Perror("ioctl (SIOCSIFPHYADDR)");
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}
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else if (setpsrc) {
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errx(1, "destination is not specified");
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}
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return(0);
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}
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#define PSRC 0
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#define PDST 1
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#define PSRC 0
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#define PDST 1
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/*ARGSUSED*/
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void
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@ -424,6 +441,7 @@ setifpdst(addr, param)
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{
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param = 0; /*fool gcc*/
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(*afp->af_getaddr)(addr, PDST);
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newaddr = 1;
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}
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void
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@ -448,6 +466,21 @@ setifflags(vname, value)
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Perror(vname);
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}
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#ifdef SIOCDIFPHYADDR
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/* ARGSUSED */
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void
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delifaddrs(vname, param)
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char *vname;
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int param;
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{
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param = 0; /* fool gcc */
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vname = NULL; /* ditto */
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if (ioctl(s, SIOCDIFPHYADDR, (caddr_t)&ifr) < 0)
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err(1, "ioctl(SIOCDIFPHYADDR)");
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}
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#endif
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#define IFFBITS \
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"\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6NOTRAILERS\7RUNNING\10NOARP\
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\11PROMISC\12ALLMULTI\13OACTIVE\14SIMPLEX\15LINK0\16LINK1\17LINK2\20MULTICAST"
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@ -536,24 +569,35 @@ phys_status(force)
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int flags = NI_NUMERICHOST;
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struct ifreq *ifrp;
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char *ver = "";
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#ifdef INET6
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int s6;
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#endif
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force = 0; /*fool gcc*/
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psrcaddr[0] = pdstaddr[0] = '\0';
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#ifdef INET6
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srccmd = SIOCGIFPSRCADDR_IN6;
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dstcmd = SIOCGIFPDSTADDR_IN6;
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ifrp = (struct ifreq *)&in6_ifr;
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s6 = socket(AF_INET6, SOCK_DGRAM, 0);
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if (s6 < 0) {
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ifrp = 𝔦
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srccmd = SIOCGIFPSRCADDR;
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dstcmd = SIOCGIFPDSTADDR;
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} else {
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close(s6);
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srccmd = SIOCGIFPSRCADDR_IN6;
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dstcmd = SIOCGIFPDSTADDR_IN6;
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ifrp = (struct ifreq *)&in6_ifr;
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}
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#else /* INET6 */
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ifrp = ifr;
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ifrp = 𝔦
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srccmd = SIOCGIFPSRCADDR;
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dstcmd = SIOCGIFPDSTADDR;
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#endif /* INET6 */
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if (0 <= ioctl(s, srccmd, (caddr_t)ifrp)) {
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getnameinfo(&ifrp->ifr_addr, ifrp->ifr_addr.sa_len,
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hostname, NI_MAXHOST, 0, 0, flags);
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hostname, sizeof(hostname), 0, 0, flags);
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#ifdef INET6
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if (ifrp->ifr_addr.sa_family == AF_INET6)
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ver = "6";
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@ -562,7 +606,7 @@ phys_status(force)
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}
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if (0 <= ioctl(s, dstcmd, (caddr_t)ifrp)) {
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getnameinfo(&ifrp->ifr_addr, ifrp->ifr_addr.sa_len,
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hostname, NI_MAXHOST, 0, 0, flags);
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hostname, sizeof(hostname), 0, 0, flags);
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sprintf(pdstaddr, "%s", hostname);
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}
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printf("\tphysical address %s --> %s\n", psrcaddr, pdstaddr);
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@ -576,7 +620,7 @@ in_status(force)
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#if 0
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char *inet_ntoa();
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#endif
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memset(&null_sin, 0, sizeof(null_sin));
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sin = (struct sockaddr_in *)info.rti_info[RTAX_IFA];
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@ -616,12 +660,13 @@ in6_status(force)
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int force;
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{
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struct sockaddr_in6 *sin, null_sin;
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#if 0
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char *inet_ntop();
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#endif
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char hostname[NI_MAXHOST];
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int niflags = NI_NUMERICHOST;
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memset(&null_sin, 0, sizeof(null_sin));
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#ifdef NI_WITHSCOPEID
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niflags |= NI_WITHSCOPEID;
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#endif
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sin = (struct sockaddr_in6 *)info.rti_info[RTAX_IFA];
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if (!sin || sin->sin6_family != AF_INET6) {
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@ -630,8 +675,17 @@ in6_status(force)
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/* warnx("%s has no AF_INET6 IFA address!", name); */
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sin = &null_sin;
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}
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printf("\tinet6 %s ", inet_ntop(AF_INET6, &sin->sin6_addr,
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ntop_buf, sizeof(ntop_buf)));
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#ifdef __KAME__
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if (IN6_IS_ADDR_LINKLOCAL(&sin->sin6_addr)) {
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sin->sin6_scope_id =
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ntohs(*(u_int16_t *)&sin->sin6_addr.s6_addr[2]);
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sin->sin6_addr.s6_addr[2] = 0;
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sin->sin6_addr.s6_addr[3] = 0;
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}
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#endif
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getnameinfo((struct sockaddr *)sin, sin->sin6_len,
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hostname, sizeof(hostname), 0, 0, niflags);
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printf("\tinet6 %s ", hostname);
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if (flags & IFF_POINTOPOINT) {
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/* note RTAX_BRD overlap with IFF_BROADCAST */
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@ -641,10 +695,17 @@ in6_status(force)
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* address.
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*/
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if (sin->sin6_family == AF_INET6) {
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if (!sin)
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sin = &null_sin;
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printf("--> %s ", inet_ntop(AF_INET6, &sin->sin6_addr,
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ntop_buf, sizeof(ntop_buf)));
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#ifdef __KAME__
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if (IN6_IS_ADDR_LINKLOCAL(&sin->sin6_addr)) {
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sin->sin6_scope_id =
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ntohs(*(u_int16_t *)&sin->sin6_addr.s6_addr[2]);
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sin->sin6_addr.s6_addr[2] = 0;
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sin->sin6_addr.s6_addr[3] = 0;
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}
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#endif
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getnameinfo((struct sockaddr *)sin, sin->sin6_len,
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hostname, sizeof(hostname), 0, 0, niflags);
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printf("--> %s ", hostname);
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}
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}
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@ -684,8 +745,6 @@ void
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Perror(cmd)
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char *cmd;
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{
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extern int errno;
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switch (errno) {
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case ENXIO:
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@ -701,7 +760,7 @@ Perror(cmd)
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}
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}
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#define SIN(x) ((struct sockaddr_in *) &(x))
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#define SIN(x) ((struct sockaddr_in *) &(x))
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struct sockaddr_in *sintab[] = {
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SIN(addreq.ifra_addr), SIN(addreq.ifra_dstaddr)};
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@ -728,7 +787,7 @@ in_getaddr(s, which)
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}
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#ifdef INET6
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#define SIN6(x) ((struct sockaddr_in6 *) &(x))
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#define SIN6(x) ((struct sockaddr_in6 *) &(x))
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struct sockaddr_in6 *sin6tab[] = {
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SIN6(in6_addreq.ifra_addr), SIN6(in6_addreq.ifra_dstaddr)};
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