c871174916
that it is NUL terminated. Additional NUL padding is not required for short names. Use sizeof(destination) in a few places instead of IFNAMSIZ. Cast afp->af_ridreq and afp->af_addreq to make the intent of the code more obvious. Reported by: Coverity CID: 1009628, 1009630, 1009631, 1009632, 1009633, 1009635, 1009638 CID: 1009639, 1009640, 1009641, 1009642, 1009643, 1009644, 1009645 CID: 1009646, 1009647, 1010049, 1010050, 1010051, 1010052, 1010053 CID: 1010054, 1011293, 1011294, 1011295, 1011296, 1011297, 1011298 CID: 1011299, 1305821, 1351720, 1351721 MFC after: 1 week
854 lines
22 KiB
C
854 lines
22 KiB
C
/* $NetBSD: ifconfig.c,v 1.34 1997/04/21 01:17:58 lukem Exp $ */
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/* $FreeBSD$ */
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/*
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* Copyright (c) 1997 Jason R. Thorpe.
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* 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 for the NetBSD Project
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* by Jason R. Thorpe.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* 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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/*
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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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* 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/param.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <sys/time.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_types.h>
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#include <net/if_media.h>
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#include <net/route.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 <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "ifconfig.h"
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static void domediaopt(const char *, int, int);
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static int get_media_subtype(int, const char *);
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static int get_media_mode(int, const char *);
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static int get_media_options(int, const char *);
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static int lookup_media_word(struct ifmedia_description *, const char *);
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static void print_media_word(int, int);
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static void print_media_word_ifconfig(int);
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static struct ifmedia_description *get_toptype_desc(int);
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static struct ifmedia_type_to_subtype *get_toptype_ttos(int);
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static struct ifmedia_description *get_subtype_desc(int,
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struct ifmedia_type_to_subtype *ttos);
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#define IFM_OPMODE(x) \
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((x) & (IFM_IEEE80211_ADHOC | IFM_IEEE80211_HOSTAP | \
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IFM_IEEE80211_IBSS | IFM_IEEE80211_WDS | IFM_IEEE80211_MONITOR | \
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IFM_IEEE80211_MBSS))
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#define IFM_IEEE80211_STA 0
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static void
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media_status(int s)
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{
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struct ifmediareq ifmr;
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int *media_list, i;
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int xmedia = 1;
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(void) memset(&ifmr, 0, sizeof(ifmr));
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(void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
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/*
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* Check if interface supports extended media types.
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*/
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if (ioctl(s, SIOCGIFXMEDIA, (caddr_t)&ifmr) < 0)
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xmedia = 0;
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if (xmedia == 0 && ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) {
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/*
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* Interface doesn't support SIOC{G,S}IFMEDIA.
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*/
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return;
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}
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if (ifmr.ifm_count == 0) {
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warnx("%s: no media types?", name);
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return;
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}
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media_list = (int *)malloc(ifmr.ifm_count * sizeof(int));
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if (media_list == NULL)
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err(1, "malloc");
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ifmr.ifm_ulist = media_list;
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if (xmedia) {
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if (ioctl(s, SIOCGIFXMEDIA, (caddr_t)&ifmr) < 0)
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err(1, "SIOCGIFXMEDIA");
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} else {
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if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0)
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err(1, "SIOCGIFMEDIA");
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}
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printf("\tmedia: ");
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print_media_word(ifmr.ifm_current, 1);
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if (ifmr.ifm_active != ifmr.ifm_current) {
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putchar(' ');
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putchar('(');
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print_media_word(ifmr.ifm_active, 0);
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putchar(')');
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}
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putchar('\n');
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if (ifmr.ifm_status & IFM_AVALID) {
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printf("\tstatus: ");
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switch (IFM_TYPE(ifmr.ifm_active)) {
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case IFM_ETHER:
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case IFM_ATM:
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if (ifmr.ifm_status & IFM_ACTIVE)
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printf("active");
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else
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printf("no carrier");
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break;
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case IFM_FDDI:
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case IFM_TOKEN:
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if (ifmr.ifm_status & IFM_ACTIVE)
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printf("inserted");
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else
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printf("no ring");
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break;
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case IFM_IEEE80211:
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if (ifmr.ifm_status & IFM_ACTIVE) {
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/* NB: only sta mode associates */
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if (IFM_OPMODE(ifmr.ifm_active) == IFM_IEEE80211_STA)
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printf("associated");
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else
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printf("running");
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} else
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printf("no carrier");
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break;
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}
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putchar('\n');
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}
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if (ifmr.ifm_count > 0 && supmedia) {
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printf("\tsupported media:\n");
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for (i = 0; i < ifmr.ifm_count; i++) {
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printf("\t\t");
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print_media_word_ifconfig(media_list[i]);
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putchar('\n');
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}
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}
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free(media_list);
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}
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struct ifmediareq *
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ifmedia_getstate(int s)
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{
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static struct ifmediareq *ifmr = NULL;
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int *mwords;
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int xmedia = 1;
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if (ifmr == NULL) {
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ifmr = (struct ifmediareq *)malloc(sizeof(struct ifmediareq));
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if (ifmr == NULL)
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err(1, "malloc");
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(void) memset(ifmr, 0, sizeof(struct ifmediareq));
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(void) strlcpy(ifmr->ifm_name, name,
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sizeof(ifmr->ifm_name));
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ifmr->ifm_count = 0;
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ifmr->ifm_ulist = NULL;
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/*
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* We must go through the motions of reading all
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* supported media because we need to know both
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* the current media type and the top-level type.
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*/
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if (ioctl(s, SIOCGIFXMEDIA, (caddr_t)ifmr) < 0) {
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xmedia = 0;
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}
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if (xmedia == 0 && ioctl(s, SIOCGIFMEDIA, (caddr_t)ifmr) < 0) {
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err(1, "SIOCGIFMEDIA");
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}
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if (ifmr->ifm_count == 0)
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errx(1, "%s: no media types?", name);
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mwords = (int *)malloc(ifmr->ifm_count * sizeof(int));
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if (mwords == NULL)
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err(1, "malloc");
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ifmr->ifm_ulist = mwords;
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if (xmedia) {
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if (ioctl(s, SIOCGIFXMEDIA, (caddr_t)ifmr) < 0)
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err(1, "SIOCGIFXMEDIA");
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} else {
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if (ioctl(s, SIOCGIFMEDIA, (caddr_t)ifmr) < 0)
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err(1, "SIOCGIFMEDIA");
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}
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}
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return ifmr;
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}
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static void
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setifmediacallback(int s, void *arg)
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{
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struct ifmediareq *ifmr = (struct ifmediareq *)arg;
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static int did_it = 0;
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if (!did_it) {
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ifr.ifr_media = ifmr->ifm_current;
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if (ioctl(s, SIOCSIFMEDIA, (caddr_t)&ifr) < 0)
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err(1, "SIOCSIFMEDIA (media)");
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free(ifmr->ifm_ulist);
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free(ifmr);
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did_it = 1;
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}
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}
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static void
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setmedia(const char *val, int d, int s, const struct afswtch *afp)
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{
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struct ifmediareq *ifmr;
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int subtype;
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ifmr = ifmedia_getstate(s);
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/*
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* We are primarily concerned with the top-level type.
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* However, "current" may be only IFM_NONE, so we just look
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* for the top-level type in the first "supported type"
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* entry.
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*
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* (I'm assuming that all supported media types for a given
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* interface will be the same top-level type..)
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*/
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subtype = get_media_subtype(IFM_TYPE(ifmr->ifm_ulist[0]), val);
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strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
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ifr.ifr_media = (ifmr->ifm_current & IFM_IMASK) |
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IFM_TYPE(ifmr->ifm_ulist[0]) | subtype;
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ifmr->ifm_current = ifr.ifr_media;
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callback_register(setifmediacallback, (void *)ifmr);
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}
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static void
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setmediaopt(const char *val, int d, int s, const struct afswtch *afp)
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{
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domediaopt(val, 0, s);
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}
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static void
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unsetmediaopt(const char *val, int d, int s, const struct afswtch *afp)
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{
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domediaopt(val, 1, s);
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}
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static void
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domediaopt(const char *val, int clear, int s)
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{
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struct ifmediareq *ifmr;
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int options;
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ifmr = ifmedia_getstate(s);
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options = get_media_options(IFM_TYPE(ifmr->ifm_ulist[0]), val);
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strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
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ifr.ifr_media = ifmr->ifm_current;
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if (clear)
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ifr.ifr_media &= ~options;
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else {
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if (options & IFM_HDX) {
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ifr.ifr_media &= ~IFM_FDX;
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options &= ~IFM_HDX;
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}
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ifr.ifr_media |= options;
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}
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ifmr->ifm_current = ifr.ifr_media;
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callback_register(setifmediacallback, (void *)ifmr);
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}
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static void
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setmediainst(const char *val, int d, int s, const struct afswtch *afp)
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{
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struct ifmediareq *ifmr;
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int inst;
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ifmr = ifmedia_getstate(s);
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inst = atoi(val);
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if (inst < 0 || inst > (int)IFM_INST_MAX)
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errx(1, "invalid media instance: %s", val);
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strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
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ifr.ifr_media = (ifmr->ifm_current & ~IFM_IMASK) | inst << IFM_ISHIFT;
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ifmr->ifm_current = ifr.ifr_media;
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callback_register(setifmediacallback, (void *)ifmr);
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}
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static void
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setmediamode(const char *val, int d, int s, const struct afswtch *afp)
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{
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struct ifmediareq *ifmr;
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int mode;
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ifmr = ifmedia_getstate(s);
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mode = get_media_mode(IFM_TYPE(ifmr->ifm_ulist[0]), val);
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strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
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ifr.ifr_media = (ifmr->ifm_current & ~IFM_MMASK) | mode;
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ifmr->ifm_current = ifr.ifr_media;
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callback_register(setifmediacallback, (void *)ifmr);
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}
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/**********************************************************************
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* A good chunk of this is duplicated from sys/net/ifmedia.c
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**********************************************************************/
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static struct ifmedia_description ifm_type_descriptions[] =
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IFM_TYPE_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_ethernet_descriptions[] =
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IFM_SUBTYPE_ETHERNET_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_ethernet_aliases[] =
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IFM_SUBTYPE_ETHERNET_ALIASES;
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static struct ifmedia_description ifm_subtype_ethernet_option_descriptions[] =
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IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_tokenring_descriptions[] =
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IFM_SUBTYPE_TOKENRING_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_tokenring_aliases[] =
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IFM_SUBTYPE_TOKENRING_ALIASES;
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static struct ifmedia_description ifm_subtype_tokenring_option_descriptions[] =
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IFM_SUBTYPE_TOKENRING_OPTION_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_fddi_descriptions[] =
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IFM_SUBTYPE_FDDI_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_fddi_aliases[] =
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IFM_SUBTYPE_FDDI_ALIASES;
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static struct ifmedia_description ifm_subtype_fddi_option_descriptions[] =
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IFM_SUBTYPE_FDDI_OPTION_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_ieee80211_descriptions[] =
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IFM_SUBTYPE_IEEE80211_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_ieee80211_aliases[] =
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IFM_SUBTYPE_IEEE80211_ALIASES;
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static struct ifmedia_description ifm_subtype_ieee80211_option_descriptions[] =
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IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS;
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struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions[] =
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IFM_SUBTYPE_IEEE80211_MODE_DESCRIPTIONS;
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struct ifmedia_description ifm_subtype_ieee80211_mode_aliases[] =
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IFM_SUBTYPE_IEEE80211_MODE_ALIASES;
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static struct ifmedia_description ifm_subtype_atm_descriptions[] =
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IFM_SUBTYPE_ATM_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_atm_aliases[] =
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IFM_SUBTYPE_ATM_ALIASES;
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static struct ifmedia_description ifm_subtype_atm_option_descriptions[] =
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IFM_SUBTYPE_ATM_OPTION_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_shared_descriptions[] =
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IFM_SUBTYPE_SHARED_DESCRIPTIONS;
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static struct ifmedia_description ifm_subtype_shared_aliases[] =
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IFM_SUBTYPE_SHARED_ALIASES;
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static struct ifmedia_description ifm_shared_option_descriptions[] =
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IFM_SHARED_OPTION_DESCRIPTIONS;
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static struct ifmedia_description ifm_shared_option_aliases[] =
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IFM_SHARED_OPTION_ALIASES;
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struct ifmedia_type_to_subtype {
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struct {
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struct ifmedia_description *desc;
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int alias;
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} subtypes[5];
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struct {
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struct ifmedia_description *desc;
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int alias;
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} options[4];
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struct {
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struct ifmedia_description *desc;
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int alias;
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} modes[3];
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};
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/* must be in the same order as IFM_TYPE_DESCRIPTIONS */
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static struct ifmedia_type_to_subtype ifmedia_types_to_subtypes[] = {
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{
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{
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{ &ifm_subtype_shared_descriptions[0], 0 },
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{ &ifm_subtype_shared_aliases[0], 1 },
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{ &ifm_subtype_ethernet_descriptions[0], 0 },
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{ &ifm_subtype_ethernet_aliases[0], 1 },
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{ NULL, 0 },
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},
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{
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{ &ifm_shared_option_descriptions[0], 0 },
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{ &ifm_shared_option_aliases[0], 1 },
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{ &ifm_subtype_ethernet_option_descriptions[0], 0 },
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{ NULL, 0 },
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},
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{
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{ NULL, 0 },
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},
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},
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{
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{
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{ &ifm_subtype_shared_descriptions[0], 0 },
|
|
{ &ifm_subtype_shared_aliases[0], 1 },
|
|
{ &ifm_subtype_tokenring_descriptions[0], 0 },
|
|
{ &ifm_subtype_tokenring_aliases[0], 1 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ &ifm_shared_option_descriptions[0], 0 },
|
|
{ &ifm_shared_option_aliases[0], 1 },
|
|
{ &ifm_subtype_tokenring_option_descriptions[0], 0 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ NULL, 0 },
|
|
},
|
|
},
|
|
{
|
|
{
|
|
{ &ifm_subtype_shared_descriptions[0], 0 },
|
|
{ &ifm_subtype_shared_aliases[0], 1 },
|
|
{ &ifm_subtype_fddi_descriptions[0], 0 },
|
|
{ &ifm_subtype_fddi_aliases[0], 1 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ &ifm_shared_option_descriptions[0], 0 },
|
|
{ &ifm_shared_option_aliases[0], 1 },
|
|
{ &ifm_subtype_fddi_option_descriptions[0], 0 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ NULL, 0 },
|
|
},
|
|
},
|
|
{
|
|
{
|
|
{ &ifm_subtype_shared_descriptions[0], 0 },
|
|
{ &ifm_subtype_shared_aliases[0], 1 },
|
|
{ &ifm_subtype_ieee80211_descriptions[0], 0 },
|
|
{ &ifm_subtype_ieee80211_aliases[0], 1 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ &ifm_shared_option_descriptions[0], 0 },
|
|
{ &ifm_shared_option_aliases[0], 1 },
|
|
{ &ifm_subtype_ieee80211_option_descriptions[0], 0 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ &ifm_subtype_ieee80211_mode_descriptions[0], 0 },
|
|
{ &ifm_subtype_ieee80211_mode_aliases[0], 0 },
|
|
{ NULL, 0 },
|
|
},
|
|
},
|
|
{
|
|
{
|
|
{ &ifm_subtype_shared_descriptions[0], 0 },
|
|
{ &ifm_subtype_shared_aliases[0], 1 },
|
|
{ &ifm_subtype_atm_descriptions[0], 0 },
|
|
{ &ifm_subtype_atm_aliases[0], 1 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ &ifm_shared_option_descriptions[0], 0 },
|
|
{ &ifm_shared_option_aliases[0], 1 },
|
|
{ &ifm_subtype_atm_option_descriptions[0], 0 },
|
|
{ NULL, 0 },
|
|
},
|
|
{
|
|
{ NULL, 0 },
|
|
},
|
|
},
|
|
};
|
|
|
|
static int
|
|
get_media_subtype(int type, const char *val)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
struct ifmedia_type_to_subtype *ttos;
|
|
int rval, i;
|
|
|
|
/* Find the top-level interface type. */
|
|
for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
|
|
desc->ifmt_string != NULL; desc++, ttos++)
|
|
if (type == desc->ifmt_word)
|
|
break;
|
|
if (desc->ifmt_string == NULL)
|
|
errx(1, "unknown media type 0x%x", type);
|
|
|
|
for (i = 0; ttos->subtypes[i].desc != NULL; i++) {
|
|
rval = lookup_media_word(ttos->subtypes[i].desc, val);
|
|
if (rval != -1)
|
|
return (rval);
|
|
}
|
|
errx(1, "unknown media subtype: %s", val);
|
|
/*NOTREACHED*/
|
|
}
|
|
|
|
static int
|
|
get_media_mode(int type, const char *val)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
struct ifmedia_type_to_subtype *ttos;
|
|
int rval, i;
|
|
|
|
/* Find the top-level interface type. */
|
|
for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
|
|
desc->ifmt_string != NULL; desc++, ttos++)
|
|
if (type == desc->ifmt_word)
|
|
break;
|
|
if (desc->ifmt_string == NULL)
|
|
errx(1, "unknown media mode 0x%x", type);
|
|
|
|
for (i = 0; ttos->modes[i].desc != NULL; i++) {
|
|
rval = lookup_media_word(ttos->modes[i].desc, val);
|
|
if (rval != -1)
|
|
return (rval);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int
|
|
get_media_options(int type, const char *val)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
struct ifmedia_type_to_subtype *ttos;
|
|
char *optlist, *optptr;
|
|
int option = 0, i, rval = 0;
|
|
|
|
/* We muck with the string, so copy it. */
|
|
optlist = strdup(val);
|
|
if (optlist == NULL)
|
|
err(1, "strdup");
|
|
|
|
/* Find the top-level interface type. */
|
|
for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
|
|
desc->ifmt_string != NULL; desc++, ttos++)
|
|
if (type == desc->ifmt_word)
|
|
break;
|
|
if (desc->ifmt_string == NULL)
|
|
errx(1, "unknown media type 0x%x", type);
|
|
|
|
/*
|
|
* Look up the options in the user-provided comma-separated
|
|
* list.
|
|
*/
|
|
optptr = optlist;
|
|
for (; (optptr = strtok(optptr, ",")) != NULL; optptr = NULL) {
|
|
for (i = 0; ttos->options[i].desc != NULL; i++) {
|
|
option = lookup_media_word(ttos->options[i].desc, optptr);
|
|
if (option != -1)
|
|
break;
|
|
}
|
|
if (option == 0)
|
|
errx(1, "unknown option: %s", optptr);
|
|
rval |= option;
|
|
}
|
|
|
|
free(optlist);
|
|
return (rval);
|
|
}
|
|
|
|
static int
|
|
lookup_media_word(struct ifmedia_description *desc, const char *val)
|
|
{
|
|
|
|
for (; desc->ifmt_string != NULL; desc++)
|
|
if (strcasecmp(desc->ifmt_string, val) == 0)
|
|
return (desc->ifmt_word);
|
|
|
|
return (-1);
|
|
}
|
|
|
|
static struct ifmedia_description *get_toptype_desc(int ifmw)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
|
|
for (desc = ifm_type_descriptions; desc->ifmt_string != NULL; desc++)
|
|
if (IFM_TYPE(ifmw) == desc->ifmt_word)
|
|
break;
|
|
|
|
return desc;
|
|
}
|
|
|
|
static struct ifmedia_type_to_subtype *get_toptype_ttos(int ifmw)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
struct ifmedia_type_to_subtype *ttos;
|
|
|
|
for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
|
|
desc->ifmt_string != NULL; desc++, ttos++)
|
|
if (IFM_TYPE(ifmw) == desc->ifmt_word)
|
|
break;
|
|
|
|
return ttos;
|
|
}
|
|
|
|
static struct ifmedia_description *get_subtype_desc(int ifmw,
|
|
struct ifmedia_type_to_subtype *ttos)
|
|
{
|
|
int i;
|
|
struct ifmedia_description *desc;
|
|
|
|
for (i = 0; ttos->subtypes[i].desc != NULL; i++) {
|
|
if (ttos->subtypes[i].alias)
|
|
continue;
|
|
for (desc = ttos->subtypes[i].desc;
|
|
desc->ifmt_string != NULL; desc++) {
|
|
if (IFM_SUBTYPE(ifmw) == desc->ifmt_word)
|
|
return desc;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static struct ifmedia_description *get_mode_desc(int ifmw,
|
|
struct ifmedia_type_to_subtype *ttos)
|
|
{
|
|
int i;
|
|
struct ifmedia_description *desc;
|
|
|
|
for (i = 0; ttos->modes[i].desc != NULL; i++) {
|
|
if (ttos->modes[i].alias)
|
|
continue;
|
|
for (desc = ttos->modes[i].desc;
|
|
desc->ifmt_string != NULL; desc++) {
|
|
if (IFM_MODE(ifmw) == desc->ifmt_word)
|
|
return desc;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
print_media_word(int ifmw, int print_toptype)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
struct ifmedia_type_to_subtype *ttos;
|
|
int seen_option = 0, i;
|
|
|
|
/* Find the top-level interface type. */
|
|
desc = get_toptype_desc(ifmw);
|
|
ttos = get_toptype_ttos(ifmw);
|
|
if (desc->ifmt_string == NULL) {
|
|
printf("<unknown type>");
|
|
return;
|
|
} else if (print_toptype) {
|
|
printf("%s", desc->ifmt_string);
|
|
}
|
|
|
|
/*
|
|
* Don't print the top-level type; it's not like we can
|
|
* change it, or anything.
|
|
*/
|
|
|
|
/* Find subtype. */
|
|
desc = get_subtype_desc(ifmw, ttos);
|
|
if (desc == NULL) {
|
|
printf("<unknown subtype>");
|
|
return;
|
|
}
|
|
|
|
if (print_toptype)
|
|
putchar(' ');
|
|
|
|
printf("%s", desc->ifmt_string);
|
|
|
|
if (print_toptype) {
|
|
desc = get_mode_desc(ifmw, ttos);
|
|
if (desc != NULL && strcasecmp("autoselect", desc->ifmt_string))
|
|
printf(" mode %s", desc->ifmt_string);
|
|
}
|
|
|
|
/* Find options. */
|
|
for (i = 0; ttos->options[i].desc != NULL; i++) {
|
|
if (ttos->options[i].alias)
|
|
continue;
|
|
for (desc = ttos->options[i].desc;
|
|
desc->ifmt_string != NULL; desc++) {
|
|
if (ifmw & desc->ifmt_word) {
|
|
if (seen_option == 0)
|
|
printf(" <");
|
|
printf("%s%s", seen_option++ ? "," : "",
|
|
desc->ifmt_string);
|
|
}
|
|
}
|
|
}
|
|
printf("%s", seen_option ? ">" : "");
|
|
|
|
if (print_toptype && IFM_INST(ifmw) != 0)
|
|
printf(" instance %d", IFM_INST(ifmw));
|
|
}
|
|
|
|
static void
|
|
print_media_word_ifconfig(int ifmw)
|
|
{
|
|
struct ifmedia_description *desc;
|
|
struct ifmedia_type_to_subtype *ttos;
|
|
int seen_option = 0, i;
|
|
|
|
/* Find the top-level interface type. */
|
|
desc = get_toptype_desc(ifmw);
|
|
ttos = get_toptype_ttos(ifmw);
|
|
if (desc->ifmt_string == NULL) {
|
|
printf("<unknown type>");
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Don't print the top-level type; it's not like we can
|
|
* change it, or anything.
|
|
*/
|
|
|
|
/* Find subtype. */
|
|
desc = get_subtype_desc(ifmw, ttos);
|
|
if (desc == NULL) {
|
|
printf("<unknown subtype>");
|
|
return;
|
|
}
|
|
|
|
printf("media %s", desc->ifmt_string);
|
|
|
|
desc = get_mode_desc(ifmw, ttos);
|
|
if (desc != NULL)
|
|
printf(" mode %s", desc->ifmt_string);
|
|
|
|
/* Find options. */
|
|
for (i = 0; ttos->options[i].desc != NULL; i++) {
|
|
if (ttos->options[i].alias)
|
|
continue;
|
|
for (desc = ttos->options[i].desc;
|
|
desc->ifmt_string != NULL; desc++) {
|
|
if (ifmw & desc->ifmt_word) {
|
|
if (seen_option == 0)
|
|
printf(" mediaopt ");
|
|
printf("%s%s", seen_option++ ? "," : "",
|
|
desc->ifmt_string);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (IFM_INST(ifmw) != 0)
|
|
printf(" instance %d", IFM_INST(ifmw));
|
|
}
|
|
|
|
/**********************************************************************
|
|
* ...until here.
|
|
**********************************************************************/
|
|
|
|
static struct cmd media_cmds[] = {
|
|
DEF_CMD_ARG("media", setmedia),
|
|
DEF_CMD_ARG("mode", setmediamode),
|
|
DEF_CMD_ARG("mediaopt", setmediaopt),
|
|
DEF_CMD_ARG("-mediaopt",unsetmediaopt),
|
|
DEF_CMD_ARG("inst", setmediainst),
|
|
DEF_CMD_ARG("instance", setmediainst),
|
|
};
|
|
static struct afswtch af_media = {
|
|
.af_name = "af_media",
|
|
.af_af = AF_UNSPEC,
|
|
.af_other_status = media_status,
|
|
};
|
|
|
|
static __constructor void
|
|
ifmedia_ctor(void)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < nitems(media_cmds); i++)
|
|
cmd_register(&media_cmds[i]);
|
|
af_register(&af_media);
|
|
}
|