X-Git-Url: https://git.saurik.com/apple/network_cmds.git/blobdiff_plain/ac2f15b3eadabcc5cceb4bb7f642395e9616a902..5902acfc600aa7d331608b1286d6af0b21f6a7ba:/netstat.tproj/inet6.c?ds=inline diff --git a/netstat.tproj/inet6.c b/netstat.tproj/inet6.c index c8bb084..164cb51 100644 --- a/netstat.tproj/inet6.c +++ b/netstat.tproj/inet6.c @@ -1,3 +1,31 @@ +/* + * Copyright (c) 2008 Apple Inc. All rights reserved. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ + */ + /* BSDI inet.c,v 2.3 1995/10/24 02:19:29 prb Exp */ /* * Copyright (c) 1983, 1988, 1993 @@ -45,8 +73,6 @@ static char sccsid[] = "@(#)inet6.c 8.4 (Berkeley) 4/20/94"; #include #include #include -#include -#include #include #include @@ -70,16 +96,13 @@ static char sccsid[] = "@(#)inet6.c 8.4 (Berkeley) 4/20/94"; #include #include "netstat.h" -#ifdef __APPLE__ +#if defined(__APPLE__) && !defined(__unused) #define __unused #endif -struct socket sockb; char *inet6name (struct in6_addr *); void inet6print (struct in6_addr *, int, char *, int); -static char ntop_buf[INET6_ADDRSTRLEN]; - static char *ip6nh[] = { "hop by hop", "ICMP", @@ -343,8 +366,9 @@ static char *ip6nh[] = { * Dump IP6 statistics structure. */ void -ip6_stats(u_long off __unused, char *name, int af __unused) +ip6_stats(uint32_t off __unused, char *name, int af __unused) { + static struct ip6stat pip6stat; struct ip6stat ip6stat; int first, i; int mib[4]; @@ -361,10 +385,11 @@ ip6_stats(u_long off __unused, char *name, int af __unused) return; printf("%s:\n", name); -#define p(f, m) if (ip6stat.f || sflag <= 1) \ - printf(m, (unsigned long long)ip6stat.f, plural(ip6stat.f)) -#define p1a(f, m) if (ip6stat.f || sflag <= 1) \ - printf(m, (unsigned long long)ip6stat.f) +#define IP6DIFF(f) (ip6stat.f - pip6stat.f) +#define p(f, m) if (IP6DIFF(f) || sflag <= 1) \ + printf(m, (unsigned long long)IP6DIFF(f), plural(IP6DIFF(f))) +#define p1a(f, m) if (IP6DIFF(f) || sflag <= 1) \ + printf(m, (unsigned long long)IP6DIFF(f)) p(ip6s_total, "\t%llu total packet%s received\n"); p1a(ip6s_toosmall, "\t%llu with size smaller than minimum\n"); @@ -390,32 +415,32 @@ ip6_stats(u_long off __unused, char *name, int af __unused) p(ip6s_badscope, "\t%llu packet%s that violated scope rules\n"); p(ip6s_notmember, "\t%llu multicast packet%s which we don't join\n"); for (first = 1, i = 0; i < 256; i++) - if (ip6stat.ip6s_nxthist[i] != 0) { + if (IP6DIFF(ip6s_nxthist[i]) != 0) { if (first) { printf("\tInput histogram:\n"); first = 0; } printf("\t\t%s: %llu\n", ip6nh[i], - (unsigned long long)ip6stat.ip6s_nxthist[i]); + (unsigned long long)IP6DIFF(ip6s_nxthist[i])); } printf("\tMbuf statistics:\n"); - printf("\t\t%llu one mbuf\n", (unsigned long long)ip6stat.ip6s_m1); + printf("\t\t%llu one mbuf\n", (unsigned long long)IP6DIFF(ip6s_m1)); for (first = 1, i = 0; i < 32; i++) { char ifbuf[IFNAMSIZ]; - if (ip6stat.ip6s_m2m[i] != 0) { + if (IP6DIFF(ip6s_m2m[i]) != 0) { if (first) { printf("\t\ttwo or more mbuf:\n"); first = 0; } printf("\t\t\t%s= %llu\n", if_indextoname(i, ifbuf), - (unsigned long long)ip6stat.ip6s_m2m[i]); + (unsigned long long)IP6DIFF(ip6s_m2m[i])); } } printf("\t\t%llu one ext mbuf\n", - (unsigned long long)ip6stat.ip6s_mext1); + (unsigned long long)IP6DIFF(ip6s_mext1)); printf("\t\t%llu two or more ext mbuf\n", - (unsigned long long)ip6stat.ip6s_mext2m); + (unsigned long long)IP6DIFF(ip6s_mext2m)); p(ip6s_exthdrtoolong, "\t%llu packet%s whose headers are not continuous\n"); p(ip6s_nogif, "\t%llu tunneling packet%s that can't find gif\n"); @@ -439,14 +464,14 @@ ip6_stats(u_long off __unused, char *name, int af __unused) break;\ default:\ printf("\t\t%llu addresses scope=%x\n",\ - (unsigned long long)ip6stat.s, i);\ + (unsigned long long)IP6DIFF(s), i);\ }\ } while (0); p(ip6s_sources_none, "\t%llu failure%s of source address selection\n"); for (first = 1, i = 0; i < 16; i++) { - if (ip6stat.ip6s_sources_sameif[i]) { + if (IP6DIFF(ip6s_sources_sameif[i])) { if (first) { printf("\tsource addresses on an outgoing I/F\n"); first = 0; @@ -455,7 +480,7 @@ ip6_stats(u_long off __unused, char *name, int af __unused) } } for (first = 1, i = 0; i < 16; i++) { - if (ip6stat.ip6s_sources_otherif[i]) { + if (IP6DIFF(ip6s_sources_otherif[i])) { if (first) { printf("\tsource addresses on a non-outgoing I/F\n"); first = 0; @@ -464,7 +489,7 @@ ip6_stats(u_long off __unused, char *name, int af __unused) } } for (first = 1, i = 0; i < 16; i++) { - if (ip6stat.ip6s_sources_samescope[i]) { + if (IP6DIFF(ip6s_sources_samescope[i])) { if (first) { printf("\tsource addresses of same scope\n"); first = 0; @@ -473,7 +498,7 @@ ip6_stats(u_long off __unused, char *name, int af __unused) } } for (first = 1, i = 0; i < 16; i++) { - if (ip6stat.ip6s_sources_otherscope[i]) { + if (IP6DIFF(ip6s_sources_otherscope[i])) { if (first) { printf("\tsource addresses of a different scope\n"); first = 0; @@ -482,7 +507,7 @@ ip6_stats(u_long off __unused, char *name, int af __unused) } } for (first = 1, i = 0; i < 16; i++) { - if (ip6stat.ip6s_sources_deprecated[i]) { + if (IP6DIFF(ip6s_sources_deprecated[i])) { if (first) { printf("\tdeprecated source addresses\n"); first = 0; @@ -493,6 +518,11 @@ ip6_stats(u_long off __unused, char *name, int af __unused) p1a(ip6s_forward_cachehit, "\t%llu forward cache hit\n"); p1a(ip6s_forward_cachemiss, "\t%llu forward cache miss\n"); + + if (interval > 0) + bcopy(&ip6stat, &pip6stat, len); + +#undef IP6DIFF #undef p #undef p1a } @@ -816,8 +846,9 @@ static char *icmp6names[] = { * Dump ICMP6 statistics. */ void -icmp6_stats(u_long off __unused, char *name, int af __unused) +icmp6_stats(uint32_t off __unused, char *name, int af __unused) { + static struct icmp6stat picmp6stat; struct icmp6stat icmp6stat; register int i, first; int mib[4]; @@ -834,9 +865,10 @@ icmp6_stats(u_long off __unused, char *name, int af __unused) return; printf("%s:\n", name); -#define p(f, m) if (icmp6stat.f || sflag <= 1) \ - printf(m, (unsigned long long)icmp6stat.f, plural(icmp6stat.f)) -#define p_5(f, m) printf(m, (unsigned long long)icmp6stat.f) +#define ICMP6DIFF(f) (icmp6stat.f - picmp6stat.f) +#define p(f, m) if (ICMP6DIFF(f) || sflag <= 1) \ + printf(m, (unsigned long long)ICMP6DIFF(f), plural(ICMP6DIFF(f))) +#define p_5(f, m) printf(m, (unsigned long long)ICMP6DIFF(f)) p(icp6s_error, "\t%llu call%s to icmp_error\n"); p(icp6s_canterror, @@ -845,13 +877,13 @@ icmp6_stats(u_long off __unused, char *name, int af __unused) "\t%llu error%s not generated because rate limitation\n"); #define NELEM (sizeof(icmp6stat.icp6s_outhist)/sizeof(icmp6stat.icp6s_outhist[0])) for (first = 1, i = 0; i < NELEM; i++) - if (icmp6stat.icp6s_outhist[i] != 0) { + if (ICMP6DIFF(icp6s_outhist[i]) != 0) { if (first) { printf("\tOutput histogram:\n"); first = 0; } printf("\t\t%s: %llu\n", icmp6names[i], - (unsigned long long)icmp6stat.icp6s_outhist[i]); + (unsigned long long)ICMP6DIFF(icp6s_outhist[i])); } #undef NELEM p(icp6s_badcode, "\t%llu message%s with bad code fields\n"); @@ -860,13 +892,13 @@ icmp6_stats(u_long off __unused, char *name, int af __unused) p(icp6s_badlen, "\t%llu message%s with bad length\n"); #define NELEM (sizeof(icmp6stat.icp6s_inhist)/sizeof(icmp6stat.icp6s_inhist[0])) for (first = 1, i = 0; i < NELEM; i++) - if (icmp6stat.icp6s_inhist[i] != 0) { + if (ICMP6DIFF(icp6s_inhist[i]) != 0) { if (first) { printf("\tInput histogram:\n"); first = 0; } printf("\t\t%s: %llu\n", icmp6names[i], - (unsigned long long)icmp6stat.icp6s_inhist[i]); + (unsigned long long)ICMP6DIFF(icp6s_inhist[i])); } #undef NELEM printf("\tHistogram of error messages to be generated:\n"); @@ -893,6 +925,11 @@ icmp6_stats(u_long off __unused, char *name, int af __unused) p(icp6s_badra, "\t%qu bad router advertisement message%s\n"); p(icp6s_badredirect, "\t%qu bad redirect message%s\n"); p(icp6s_pmtuchg, "\t%llu path MTU change%s\n"); + + if (interval > 0) + bcopy(&icmp6stat, &picmp6stat, len); + +#undef ICMP6DIFF #undef p #undef p_5 } @@ -965,18 +1002,21 @@ icmp6_ifstats(char *ifname) /* * Dump PIM statistics structure. */ +#ifdef notyet void -pim6_stats(u_long off __unused, char *name, int af __unused) +pim6_stats(void) { + static struct pim6stat ppim6stat; struct pim6stat pim6stat; + size_t len = sizeof(struct pim6stat); - if (off == 0) + if (sysctlbyname("net.inet6.ip6.pim6stat", &pim6stat, &len, 0, 0) == -1) return; - kread(off, (char *)&pim6stat, sizeof(pim6stat)); printf("%s:\n", name); -#define p(f, m) if (pim6stat.f || sflag <= 1) \ - printf(m, (unsigned long long)pim6stat.f, plural(pim6stat.f)) +#define PIM6DIFF(f) (pim6stat.f - ppim6stat.f) +#define p(f, m) if (PIM6DIFF(f) || sflag <= 1) \ + printf(m, (unsigned long long)PIM6DIFF(f), plural(PIM6DIFF(f))) p(pim6s_rcv_total, "\t%llu message%s received\n"); p(pim6s_rcv_tooshort, "\t%llu message%s received with too few bytes\n"); p(pim6s_rcv_badsum, "\t%llu message%s received with bad checksum\n"); @@ -984,15 +1024,22 @@ pim6_stats(u_long off __unused, char *name, int af __unused) p(pim6s_rcv_registers, "\t%llu register%s received\n"); p(pim6s_rcv_badregisters, "\t%llu bad register%s received\n"); p(pim6s_snd_registers, "\t%llu register%s sent\n"); + + if (interval > 0) + bcopy(&pim6stat, &ppim6stat, len); + +#undef PIM6DIFF #undef p } +#endif /* * Dump raw ip6 statistics structure. */ void -rip6_stats(u_long off __unused, char *name, int af __unused) +rip6_stats(uint32_t off __unused, char *name, int af __unused) { + static struct rip6stat prip6stat; struct rip6stat rip6stat; u_quad_t delivered; int mib[4]; @@ -1010,8 +1057,9 @@ rip6_stats(u_long off __unused, char *name, int af __unused) printf("%s:\n", name); -#define p(f, m) if (rip6stat.f || sflag <= 1) \ - printf(m, (unsigned long long)rip6stat.f, plural(rip6stat.f)) +#define RIP6DIFF(f) (rip6stat.f - prip6stat.f) +#define p(f, m) if (RIP6DIFF(f) || sflag <= 1) \ + printf(m, (unsigned long long)RIP6DIFF(f), plural(RIP6DIFF(f))) p(rip6s_ipackets, "\t%llu message%s received\n"); p(rip6s_isum, "\t%llu checksum calcuration%s on inbound\n"); p(rip6s_badsum, "\t%llu message%s with bad checksum\n"); @@ -1020,14 +1068,19 @@ rip6_stats(u_long off __unused, char *name, int af __unused) "\t%llu multicast message%s dropped due to no socket\n"); p(rip6s_fullsock, "\t%llu message%s dropped due to full socket buffers\n"); - delivered = rip6stat.rip6s_ipackets - - rip6stat.rip6s_badsum - - rip6stat.rip6s_nosock - - rip6stat.rip6s_nosockmcast - - rip6stat.rip6s_fullsock; + delivered = RIP6DIFF(rip6s_ipackets) - + RIP6DIFF(rip6s_badsum) - + RIP6DIFF(rip6s_nosock) - + RIP6DIFF(rip6s_nosockmcast) - + RIP6DIFF(rip6s_fullsock); if (delivered || sflag <= 1) printf("\t%llu delivered\n", (unsigned long long)delivered); p(rip6s_opackets, "\t%llu datagram%s output\n"); + + if (interval > 0) + bcopy(&rip6stat, &prip6stat, l); + +#undef RIP6DIFF #undef p } @@ -1092,6 +1145,9 @@ inet6name(struct in6_addr *in6p) struct hostent *hp; static char domain[MAXHOSTNAMELEN]; static int first = 1; + char hbuf[NI_MAXHOST]; + struct sockaddr_in6 sin6; + const int niflag = NI_NUMERICHOST; if (first && !nflag) { first = 0; @@ -1114,11 +1170,26 @@ inet6name(struct in6_addr *in6p) if (IN6_IS_ADDR_UNSPECIFIED(in6p)) strcpy(line, "*"); else if (cp) - strcpy(line, cp); - else - sprintf(line, "%s", - inet_ntop(AF_INET6, (void *)in6p, ntop_buf, - sizeof(ntop_buf))); + strlcpy(line, cp, sizeof(line)); + else { + memset(&sin6, 0, sizeof(sin6)); + sin6.sin6_len = sizeof(sin6); + sin6.sin6_family = AF_INET6; + sin6.sin6_addr = *in6p; + + if (IN6_IS_ADDR_LINKLOCAL(in6p) || + IN6_IS_ADDR_MC_LINKLOCAL(in6p)) { + sin6.sin6_scope_id = + ntohs(*(u_int16_t *)&in6p->s6_addr[2]); + sin6.sin6_addr.s6_addr[2] = 0; + sin6.sin6_addr.s6_addr[3] = 0; + } + + if (getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len, + hbuf, sizeof(hbuf), NULL, 0, niflag) != 0) + strlcpy(hbuf, "?", sizeof(hbuf)); + strlcpy(line, hbuf, sizeof(line)); + } return (line); } #endif /*INET6*/