diff options
Diffstat (limited to 'usr.bin/netstat/mroute6.c')
| -rw-r--r-- | usr.bin/netstat/mroute6.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/usr.bin/netstat/mroute6.c b/usr.bin/netstat/mroute6.c new file mode 100644 index 0000000..c526d7c --- /dev/null +++ b/usr.bin/netstat/mroute6.c @@ -0,0 +1,260 @@ +/*- + * Copyright (C) 1998 WIDE Project. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +/*- + * Copyright (c) 1989 Stephen Deering + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Stephen Deering of Stanford University. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mroute.c 8.2 (Berkeley) 4/28/95 + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#ifdef INET6 +#include <sys/param.h> +#include <sys/queue.h> +#include <sys/socket.h> +#include <sys/socketvar.h> +#include <sys/sysctl.h> +#include <sys/protosw.h> +#include <sys/mbuf.h> +#include <sys/time.h> + +#include <net/if.h> +#include <net/if_var.h> +#include <net/route.h> + +#include <netinet/in.h> + +#include <err.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> + +#define KERNEL 1 +#include <netinet6/ip6_mroute.h> +#undef KERNEL + +#include "netstat.h" + +#define WID_ORG (Wflag ? 39 : (numeric_addr ? 29 : 18)) /* width of origin column */ +#define WID_GRP (Wflag ? 18 : (numeric_addr ? 16 : 18)) /* width of group column */ + +void +mroute6pr(u_long mfcaddr, u_long mifaddr) +{ + struct mf6c *mf6ctable[MF6CTBLSIZ], *mfcp; + struct mif6 mif6table[MAXMIFS]; + struct mf6c mfc; + struct rtdetq rte, *rtep; + struct mif6 *mifp; + mifi_t mifi; + int i; + int banner_printed; + int saved_numeric_addr; + mifi_t maxmif = 0; + long int waitings; + size_t len; + + len = sizeof(mif6table); + if (live) { + if (sysctlbyname("net.inet6.ip6.mif6table", mif6table, &len, + NULL, 0) < 0) { + warn("sysctl: net.inet6.ip6.mif6table"); + return; + } + } else + kread(mifaddr, (char *)mif6table, sizeof(mif6table)); + + saved_numeric_addr = numeric_addr; + numeric_addr = 1; + banner_printed = 0; + + for (mifi = 0, mifp = mif6table; mifi < MAXMIFS; ++mifi, ++mifp) { + struct ifnet ifnet; + char ifname[IFNAMSIZ]; + + if (mifp->m6_ifp == NULL) + continue; + + /* XXX KVM */ + kread((u_long)mifp->m6_ifp, (char *)&ifnet, sizeof(ifnet)); + + maxmif = mifi; + if (!banner_printed) { + printf("\nIPv6 Multicast Interface Table\n" + " Mif Rate PhyIF " + "Pkts-In Pkts-Out\n"); + banner_printed = 1; + } + + printf(" %2u %4d", + mifi, mifp->m6_rate_limit); + printf(" %5s", (mifp->m6_flags & MIFF_REGISTER) ? + "reg0" : if_indextoname(ifnet.if_index, ifname)); + + printf(" %9ju %9ju\n", (uintmax_t)mifp->m6_pkt_in, + (uintmax_t)mifp->m6_pkt_out); + } + if (!banner_printed) + printf("\nIPv6 Multicast Interface Table is empty\n"); + + len = sizeof(mf6ctable); + if (live) { + if (sysctlbyname("net.inet6.ip6.mf6ctable", mf6ctable, &len, + NULL, 0) < 0) { + warn("sysctl: net.inet6.ip6.mf6ctable"); + return; + } + } else + kread(mfcaddr, (char *)mf6ctable, sizeof(mf6ctable)); + + banner_printed = 0; + + for (i = 0; i < MF6CTBLSIZ; ++i) { + mfcp = mf6ctable[i]; + while(mfcp) { + kread((u_long)mfcp, (char *)&mfc, sizeof(mfc)); + if (!banner_printed) { + printf ("\nIPv6 Multicast Forwarding Cache\n"); + printf(" %-*.*s %-*.*s %s", + WID_ORG, WID_ORG, "Origin", + WID_GRP, WID_GRP, "Group", + " Packets Waits In-Mif Out-Mifs\n"); + banner_printed = 1; + } + + printf(" %-*.*s", WID_ORG, WID_ORG, + routename6(&mfc.mf6c_origin)); + printf(" %-*.*s", WID_GRP, WID_GRP, + routename6(&mfc.mf6c_mcastgrp)); + printf(" %9ju", (uintmax_t)mfc.mf6c_pkt_cnt); + + for (waitings = 0, rtep = mfc.mf6c_stall; rtep; ) { + waitings++; + /* XXX KVM */ + kread((u_long)rtep, (char *)&rte, sizeof(rte)); + rtep = rte.next; + } + printf(" %3ld", waitings); + + if (mfc.mf6c_parent == MF6C_INCOMPLETE_PARENT) + printf(" --- "); + else + printf(" %3d ", mfc.mf6c_parent); + for (mifi = 0; mifi <= maxmif; mifi++) { + if (IF_ISSET(mifi, &mfc.mf6c_ifset)) + printf(" %u", mifi); + } + printf("\n"); + + mfcp = mfc.mf6c_next; + } + } + if (!banner_printed) + printf("\nIPv6 Multicast Forwarding Table is empty\n"); + + printf("\n"); + numeric_addr = saved_numeric_addr; +} + +void +mrt6_stats(u_long mstaddr) +{ + struct mrt6stat mrtstat; + size_t len = sizeof mrtstat; + + if (live) { + if (sysctlbyname("net.inet6.ip6.mrt6stat", &mrtstat, &len, + NULL, 0) < 0) { + warn("sysctl: net.inet6.ip6.mrt6stat"); + return; + } + } else + kread(mstaddr, (char *)&mrtstat, sizeof(mrtstat)); + + printf("IPv6 multicast forwarding:\n"); + +#define p(f, m) if (mrtstat.f || sflag <= 1) \ + printf(m, (uintmax_t)mrtstat.f, plural(mrtstat.f)) +#define p2(f, m) if (mrtstat.f || sflag <= 1) \ + printf(m, (uintmax_t)mrtstat.f, plurales(mrtstat.f)) + + p(mrt6s_mfc_lookups, "\t%ju multicast forwarding cache lookup%s\n"); + p2(mrt6s_mfc_misses, "\t%ju multicast forwarding cache miss%s\n"); + p(mrt6s_upcalls, "\t%ju upcall%s to multicast routing daemon\n"); + p(mrt6s_upq_ovflw, "\t%ju upcall queue overflow%s\n"); + p(mrt6s_upq_sockfull, + "\t%ju upcall%s dropped due to full socket buffer\n"); + p(mrt6s_cache_cleanups, "\t%ju cache cleanup%s\n"); + p(mrt6s_no_route, "\t%ju datagram%s with no route for origin\n"); + p(mrt6s_bad_tunnel, "\t%ju datagram%s arrived with bad tunneling\n"); + p(mrt6s_cant_tunnel, "\t%ju datagram%s could not be tunneled\n"); + p(mrt6s_wrong_if, "\t%ju datagram%s arrived on wrong interface\n"); + p(mrt6s_drop_sel, "\t%ju datagram%s selectively dropped\n"); + p(mrt6s_q_overflow, + "\t%ju datagram%s dropped due to queue overflow\n"); + p(mrt6s_pkt2large, "\t%ju datagram%s dropped for being too large\n"); + +#undef p2 +#undef p +} +#endif /*INET6*/ |
