150 lines
3.8 KiB
C
150 lines
3.8 KiB
C
/* $NetBSD: pvcsif.c,v 1.5 2011/08/30 21:27:00 joerg Exp $ */
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/*
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* Copyright (C) 1998
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* Sony Computer Science Laboratory Inc. 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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*
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* THIS SOFTWARE IS PROVIDED BY SONY CSL 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 SONY CSL 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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* ALTQ Id: pvcsif.c,v 0.3 1999/05/19 11:31:11 kjc Exp
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <err.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_atm.h>
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__dead static void usage(void);
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static void list_all(void);
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void usage(void)
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{
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fprintf(stderr, "usage: pvcsif -a\n");
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fprintf(stderr, " pvcsif interface [-s]\n");
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exit(1);
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}
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int
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main(int argc, char **argv)
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{
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struct ifreq ifr;
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int shell_mode = 0;
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int s, ch;
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if (argc < 2)
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usage();
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if (strncmp(argv[1], "-a", 2) == 0) {
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list_all();
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return (0);
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}
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ifr.ifr_name[IFNAMSIZ-1] = '\0';
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strncpy(ifr.ifr_name, argv[1], IFNAMSIZ-1);
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optind = 2;
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while ((ch = getopt(argc, argv, "s")) != -1) {
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switch (ch) {
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case 's':
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shell_mode = 1;
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break;
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}
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}
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if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
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err(1, "can't open socket");
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if (ioctl(s, SIOCSPVCSIF, &ifr) < 0)
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err(1, "SIOCSPVCSIF");
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close(s);
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if (shell_mode)
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printf("%s", ifr.ifr_name);
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else
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printf("created a pvc subinterface %s (bound to %s)\n",
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ifr.ifr_name, argv[1]);
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return (0);
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}
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static void
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list_all(void)
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{
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struct if_nameindex *ifn_list, *ifnp;
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struct pvctxreq pvcreq;
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int pcr, s;
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if ((ifn_list = if_nameindex()) == NULL)
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err(1, "if_nameindex failed");
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if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
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err(1, "can't open socket");
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for (ifnp = ifn_list; ifnp->if_name != NULL; ifnp++) {
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if (strncmp(ifnp->if_name, "pvc", 3) == 0) {
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bzero(&pvcreq, sizeof(pvcreq));
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strncpy(pvcreq.pvc_ifname, ifnp->if_name, IFNAMSIZ-1);
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if (ioctl(s, SIOCGPVCTX, &pvcreq) < 0)
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err(1, "SIOCSPVCTX");
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/*
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* print info
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*/
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pcr = pvcreq.pvc_pcr;
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printf(" %s (bound to %s): vci:[%d:%d] (",
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ifnp->if_name, pvcreq.pvc_ifname,
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ATM_PH_VPI(&pvcreq.pvc_aph),
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ATM_PH_VCI(&pvcreq.pvc_aph));
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if (ATM_PH_FLAGS(&pvcreq.pvc_aph) & ATM_PH_AAL5)
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printf("AAL5");
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if (ATM_PH_FLAGS(&pvcreq.pvc_aph) & ATM_PH_LLCSNAP)
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printf("/LLCSNAP");
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printf(") ");
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if (pcr < 0)
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printf("(invalid)\n");
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else if (pcr == 0)
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printf("pcr:%d(full speed)\n", pcr);
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else if (pcr < 1000)
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printf("pcr:%d(%dbps)\n",
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pcr, pcr * 48 * 8);
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else if (pcr < 1000000)
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printf("pcr:%d(%dKbps)\n",
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pcr, pcr * 48 * 8 / 1000);
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else
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printf("pcr:%d(%dMbps)\n",
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pcr, pcr * 48 * 8 / 1000000);
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}
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}
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close(s);
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if_freenameindex(ifn_list);
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}
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