X-Git-Url: https://git.saurik.com/apple/network_cmds.git/blobdiff_plain/9c85944734ab4cd947deae99764347f7e8378776..9dc66a05cc4adb91b19bae0373afae7fac34ede8:/netstat.tproj/inet.c diff --git a/netstat.tproj/inet.c b/netstat.tproj/inet.c index c9660f6..fe69a54 100644 --- a/netstat.tproj/inet.c +++ b/netstat.tproj/inet.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008 Apple Inc. All rights reserved. + * Copyright (c) 2008-2012 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * @@ -22,8 +22,7 @@ * 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@ + ** @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * Copyright (c) 1983, 1988, 1993, 1995 @@ -73,6 +72,7 @@ static const char rcsid[] = #include #include +#include #include #include #include @@ -104,11 +104,20 @@ static const char rcsid[] = #include #include "netstat.h" +#ifdef __APPLE__ +#include +#endif + +#define ROUNDUP64(a) \ + ((a) > 0 ? (1 + (((a) - 1) | (sizeof(uint64_t) - 1))) : sizeof(uint64_t)) +#define ADVANCE64(x, n) (((char *)x) += ROUNDUP64(n)) + char *inetname (struct in_addr *); void inetprint (struct in_addr *, int, char *, int); #ifdef INET6 extern void inet6print (struct in6_addr *, int, char *, int); static int udp_done, tcp_done; +extern int mptcp_done; #endif /* INET6 */ #ifdef SRVCACHE @@ -180,7 +189,7 @@ _serv_cache_getservbyport(int port, char *proto) return &s; } -#endif SRVCACHE +#endif /* SRVCACHE */ /* * Print a summary of connections related to an Internet @@ -188,69 +197,61 @@ _serv_cache_getservbyport(int port, char *proto) * Listening processes (aflag) are suppressed unless the * -a (all) flag is specified. */ + +struct xgen_n { + u_int32_t xgn_len; /* length of this structure */ + u_int32_t xgn_kind; /* number of PCBs at this time */ +}; + +#define ALL_XGN_KIND_INP (XSO_SOCKET | XSO_RCVBUF | XSO_SNDBUF | XSO_STATS | XSO_INPCB) +#define ALL_XGN_KIND_TCP (ALL_XGN_KIND_INP | XSO_TCPCB) + void protopr(uint32_t proto, /* for sysctl version we pass proto # */ - char *name, int af) + char *name, int af) { int istcp; static int first = 1; - char *buf; + char *buf, *next; const char *mibvar; struct xinpgen *xig, *oxig; -#if !TARGET_OS_EMBEDDED - struct xtcpcb64 *tp = NULL; - struct xinpcb64 *inp; - struct xsocket64 *so; -#else - struct tcpcb *tp = NULL; - struct inpcb *inp; - struct xsocket *so; -#endif + struct xgen_n *xgn; size_t len; + struct xtcpcb_n *tp = NULL; + struct xinpcb_n *inp = NULL; + struct xsocket_n *so = NULL; + struct xsockbuf_n *so_rcv = NULL; + struct xsockbuf_n *so_snd = NULL; + struct xsockstat_n *so_stat = NULL; + int which = 0; istcp = 0; switch (proto) { - case IPPROTO_TCP: + case IPPROTO_TCP: #ifdef INET6 - if (tcp_done != 0) - return; - else - tcp_done = 1; -#endif - istcp = 1; -#if !TARGET_OS_EMBEDDED - mibvar = "net.inet.tcp.pcblist64"; -#else - mibvar = "net.inet.tcp.pcblist"; + if (tcp_done != 0) + return; + else + tcp_done = 1; #endif - break; - case IPPROTO_UDP: + istcp = 1; + mibvar = "net.inet.tcp.pcblist_n"; + break; + case IPPROTO_UDP: #ifdef INET6 - if (udp_done != 0) - return; - else - udp_done = 1; -#endif -#if !TARGET_OS_EMBEDDED - mibvar = "net.inet.udp.pcblist64"; -#else - mibvar = "net.inet.udp.pcblist"; -#endif - break; - case IPPROTO_DIVERT: -#if !TARGET_OS_EMBEDDED - mibvar = "net.inet.divert.pcblist64"; -#else - mibvar = "net.inet.divert.pcblist"; -#endif - break; - default: -#if !TARGET_OS_EMBEDDED - mibvar = "net.inet.raw.pcblist64"; -#else - mibvar = "net.inet.raw.pcblist"; + if (udp_done != 0) + return; + else + udp_done = 1; #endif - break; + mibvar = "net.inet.udp.pcblist_n"; + break; + case IPPROTO_DIVERT: + mibvar = "net.inet.divert.pcblist_n"; + break; + default: + mibvar = "net.inet.raw.pcblist_n"; + break; } len = 0; if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) { @@ -267,204 +268,249 @@ protopr(uint32_t proto, /* for sysctl version we pass proto # */ free(buf); return; } - - /* - * Bail-out to avoid logic error in the loop below when - * there is in fact no more control block to process - */ - if (len <= sizeof(struct xinpgen)) { - free(buf); - return; - } - + + /* + * Bail-out to avoid logic error in the loop below when + * there is in fact no more control block to process + */ + if (len <= sizeof(struct xinpgen)) { + free(buf); + return; + } + oxig = xig = (struct xinpgen *)buf; - for (xig = (struct xinpgen *)((char *)xig + xig->xig_len); - xig->xig_len > sizeof(struct xinpgen); - xig = (struct xinpgen *)((char *)xig + xig->xig_len)) { - if (istcp) { -#if !TARGET_OS_EMBEDDED - tp = (struct xtcpcb64 *)xig; - inp = &tp->xt_inpcb; - so = &inp->xi_socket; -#else - tp = &((struct xtcpcb *)xig)->xt_tp; - inp = &((struct xtcpcb *)xig)->xt_inp; - so = &((struct xtcpcb *)xig)->xt_socket; -#endif + for (next = buf + ROUNDUP64(xig->xig_len); next < buf + len; next += ROUNDUP64(xgn->xgn_len)) { + + xgn = (struct xgen_n*)next; + if (xgn->xgn_len <= sizeof(struct xinpgen)) + break; + + if ((which & xgn->xgn_kind) == 0) { + which |= xgn->xgn_kind; + switch (xgn->xgn_kind) { + case XSO_SOCKET: + so = (struct xsocket_n *)xgn; + break; + case XSO_RCVBUF: + so_rcv = (struct xsockbuf_n *)xgn; + break; + case XSO_SNDBUF: + so_snd = (struct xsockbuf_n *)xgn; + break; + case XSO_STATS: + so_stat = (struct xsockstat_n *)xgn; + break; + case XSO_INPCB: + inp = (struct xinpcb_n *)xgn; + break; + case XSO_TCPCB: + tp = (struct xtcpcb_n *)xgn; + break; + default: + printf("unexpected kind %d\n", xgn->xgn_kind); + break; + } } else { -#if !TARGET_OS_EMBEDDED - inp = (struct xinpcb64 *)xig; - so = &inp->xi_socket; -#else - inp = &((struct xinpcb *)xig)->xi_inp; - so = &((struct xinpcb *)xig)->xi_socket; -#endif + if (vflag) + printf("got %d twice\n", xgn->xgn_kind); } - + + if ((istcp && which != ALL_XGN_KIND_TCP) || (!istcp && which != ALL_XGN_KIND_INP)) + continue; + which = 0; + /* Ignore sockets for protocols other than the desired one. */ if (so->xso_protocol != (int)proto) continue; - + /* Ignore PCBs which were freed during copyout. */ if (inp->inp_gencnt > oxig->xig_gen) continue; - + if ((af == AF_INET && (inp->inp_vflag & INP_IPV4) == 0) #ifdef INET6 || (af == AF_INET6 && (inp->inp_vflag & INP_IPV6) == 0) #endif /* INET6 */ || (af == AF_UNSPEC && ((inp->inp_vflag & INP_IPV4) == 0 #ifdef INET6 - && (inp->inp_vflag & - INP_IPV6) == 0 + && (inp->inp_vflag & + INP_IPV6) == 0 #endif /* INET6 */ - )) + )) ) continue; - - /* - * Local address is not an indication of listening socket or - * server sockey but just rather the socket has been bound. - * That why many UDP sockets were not displayed in the original code. - */ - if (!aflag && istcp && tp->t_state <= TCPS_LISTEN) - continue; - - if (Lflag && !so->so_qlimit) - continue; - - if (first) { + + /* + * Local address is not an indication of listening socket or + * server sockey but just rather the socket has been bound. + * That why many UDP sockets were not displayed in the original code. + */ + if (!aflag && istcp && tp->t_state <= TCPS_LISTEN) + continue; + + if (Lflag && !so->so_qlimit) + continue; + + if (first) { if (!Lflag) { printf("Active Internet connections"); if (aflag) printf(" (including servers)"); } else printf( - "Current listen queue sizes (qlen/incqlen/maxqlen)"); + "Current listen queue sizes (qlen/incqlen/maxqlen)"); putchar('\n'); - if (Aflag) + if (Aflag) { #if !TARGET_OS_EMBEDDED printf("%-16.16s ", "Socket"); #else printf("%-8.8s ", "Socket"); #endif + printf("%-9.9s", "Flowhash"); + } if (Lflag) printf("%-14.14s %-22.22s\n", - "Listen", "Local Address"); - else + "Listen", "Local Address"); + else { printf((Aflag && !Wflag) ? - "%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" : - "%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n", - "Proto", "Recv-Q", "Send-Q", - "Local Address", "Foreign Address", - "(state)"); + "%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %-11.11s" : + "%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %-11.11s", + "Proto", "Recv-Q", "Send-Q", + "Local Address", "Foreign Address", + "(state)"); + if (bflag > 0) + printf(" %10.10s %10.10s", "rxbytes", "txbytes"); + if (prioflag >= 0) + printf(" %7.7s[%1d] %7.7s[%1d]", "rxbytes", prioflag, "txbytes", prioflag); + printf("\n"); + } first = 0; } - if (Aflag) { - if (istcp) + if (Aflag) { + if (istcp) #if !TARGET_OS_EMBEDDED - printf("%16lx ", (u_long)inp->inp_ppcb); + printf("%16lx ", (u_long)inp->inp_ppcb); #else - printf("%8lx ", (u_long)inp->inp_ppcb); - + printf("%8lx ", (u_long)inp->inp_ppcb); + #endif - else + else #if !TARGET_OS_EMBEDDED - printf("%16lx ", (u_long)so->so_pcb); + printf("%16lx ", (u_long)so->so_pcb); #else - printf("%8lx ", (u_long)so->so_pcb); + printf("%8lx ", (u_long)so->so_pcb); #endif - } + printf("%8x ", inp->inp_flowhash); + } if (Lflag) { - char buf[15]; - - snprintf(buf, 15, "%d/%d/%d", so->so_qlen, + char buf[15]; + + snprintf(buf, 15, "%d/%d/%d", so->so_qlen, so->so_incqlen, so->so_qlimit); - printf("%-14.14s ", buf); - } + printf("%-14.14s ", buf); + } else { const char *vchar; - + #ifdef INET6 if ((inp->inp_vflag & INP_IPV6) != 0) vchar = ((inp->inp_vflag & INP_IPV4) != 0) - ? "46" : "6 "; + ? "46" : "6 "; else #endif - vchar = ((inp->inp_vflag & INP_IPV4) != 0) - ? "4 " : " "; - + vchar = ((inp->inp_vflag & INP_IPV4) != 0) + ? "4 " : " "; + printf("%-3.3s%-2.2s %6u %6u ", name, vchar, - so->so_rcv.sb_cc, - so->so_snd.sb_cc); + so_rcv->sb_cc, + so_snd->sb_cc); } if (nflag) { if (inp->inp_vflag & INP_IPV4) { inetprint(&inp->inp_laddr, (int)inp->inp_lport, - name, 1); + name, 1); if (!Lflag) inetprint(&inp->inp_faddr, - (int)inp->inp_fport, name, 1); + (int)inp->inp_fport, name, 1); } #ifdef INET6 else if (inp->inp_vflag & INP_IPV6) { inet6print(&inp->in6p_laddr, - (int)inp->inp_lport, name, 1); + (int)inp->inp_lport, name, 1); if (!Lflag) inet6print(&inp->in6p_faddr, - (int)inp->inp_fport, name, 1); + (int)inp->inp_fport, name, 1); } /* else nothing printed now */ #endif /* INET6 */ } else if (inp->inp_flags & INP_ANONPORT) { if (inp->inp_vflag & INP_IPV4) { inetprint(&inp->inp_laddr, (int)inp->inp_lport, - name, 1); + name, 1); if (!Lflag) inetprint(&inp->inp_faddr, - (int)inp->inp_fport, name, 0); + (int)inp->inp_fport, name, 0); } #ifdef INET6 else if (inp->inp_vflag & INP_IPV6) { inet6print(&inp->in6p_laddr, - (int)inp->inp_lport, name, 1); + (int)inp->inp_lport, name, 1); if (!Lflag) inet6print(&inp->in6p_faddr, - (int)inp->inp_fport, name, 0); + (int)inp->inp_fport, name, 0); } /* else nothing printed now */ #endif /* INET6 */ } else { if (inp->inp_vflag & INP_IPV4) { inetprint(&inp->inp_laddr, (int)inp->inp_lport, - name, 0); + name, 0); if (!Lflag) inetprint(&inp->inp_faddr, - (int)inp->inp_fport, name, - inp->inp_lport != - inp->inp_fport); + (int)inp->inp_fport, name, + inp->inp_lport != + inp->inp_fport); } #ifdef INET6 else if (inp->inp_vflag & INP_IPV6) { inet6print(&inp->in6p_laddr, - (int)inp->inp_lport, name, 0); + (int)inp->inp_lport, name, 0); if (!Lflag) inet6print(&inp->in6p_faddr, - (int)inp->inp_fport, name, - inp->inp_lport != - inp->inp_fport); + (int)inp->inp_fport, name, + inp->inp_lport != + inp->inp_fport); } /* else nothing printed now */ #endif /* INET6 */ } if (istcp && !Lflag) { if (tp->t_state < 0 || tp->t_state >= TCP_NSTATES) - printf("%d", tp->t_state); - else { - printf("%s", tcpstates[tp->t_state]); + printf("%-11d", tp->t_state); + else { + printf("%-11s", tcpstates[tp->t_state]); #if defined(TF_NEEDSYN) && defined(TF_NEEDFIN) - /* Show T/TCP `hidden state' */ - if (tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN)) - putchar('*'); + /* Show T/TCP `hidden state' */ + if (tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN)) + putchar('*'); #endif /* defined(TF_NEEDSYN) && defined(TF_NEEDFIN) */ - } + } + } + if (!istcp) + printf("%-11s", " "); + if (bflag > 0) { + int i; + u_int64_t rxbytes = 0; + u_int64_t txbytes = 0; + + for (i = 0; i < SO_TC_STATS_MAX; i++) { + rxbytes += so_stat->xst_tc_stats[i].rxbytes; + txbytes += so_stat->xst_tc_stats[i].txbytes; + } + + printf(" %10llu %10llu", rxbytes, txbytes); + } + if (prioflag >= 0) { + printf(" %10llu %10llu", + prioflag < SO_TC_STATS_MAX ? so_stat->xst_tc_stats[prioflag].rxbytes : 0, + prioflag < SO_TC_STATS_MAX ? so_stat->xst_tc_stats[prioflag].txbytes : 0); } putchar('\n'); } @@ -487,11 +533,13 @@ protopr(uint32_t proto, /* for sysctl version we pass proto # */ * Dump TCP statistics structure. */ void -tcp_stats(uint32_t off , char *name, int af ) +tcp_stats(uint32_t off , char *name, int af) { static struct tcpstat ptcpstat; struct tcpstat tcpstat; size_t len = sizeof tcpstat; + static uint32_t r_swcsum, pr_swcsum; + static uint32_t t_swcsum, pt_swcsum; if (sysctlbyname("net.inet.tcp.stats", &tcpstat, &len, 0, 0) < 0) { warn("sysctl: net.inet.tcp.stats"); @@ -505,6 +553,8 @@ tcp_stats(uint32_t off , char *name, int af ) tcp_done = 1; #endif + if (interval && vflag > 0) + print_time(); printf ("%s:\n", name); #define TCPDIFF(f) (tcpstat.f - ptcpstat.f) @@ -531,6 +581,16 @@ tcp_stats(uint32_t off , char *name, int af ) p(tcps_sndprobe, "\t\t%u window probe packet%s\n"); p(tcps_sndwinup, "\t\t%u window update packet%s\n"); p(tcps_sndctrl, "\t\t%u control packet%s\n"); + p(tcps_fcholdpacket, "\t\t%u data packet%s sent after flow control\n"); + t_swcsum = tcpstat.tcps_snd_swcsum + tcpstat.tcps_snd6_swcsum; + if ((t_swcsum - pt_swcsum) || sflag <= 1) + printf("\t\t%u checksummed in software\n", (t_swcsum - pt_swcsum)); + p2(tcps_snd_swcsum, tcps_snd_swcsum_bytes, + "\t\t\t%u segment%s (%u byte%s) over IPv4\n"); +#if INET6 + p2(tcps_snd6_swcsum, tcps_snd6_swcsum_bytes, + "\t\t\t%u segment%s (%u byte%s) over IPv6\n"); +#endif /* INET6 */ p(tcps_rcvtotal, "\t%u packet%s received\n"); p2(tcps_rcvackpack, tcps_rcvackbyte, "\t\t%u ack%s (for %u byte%s)\n"); p(tcps_rcvdupack, "\t\t%u duplicate ack%s\n"); @@ -551,6 +611,16 @@ tcp_stats(uint32_t off , char *name, int af ) p(tcps_rcvafterclose, "\t\t%u packet%s received after close\n"); p(tcps_badrst, "\t\t%u bad reset%s\n"); p(tcps_rcvbadsum, "\t\t%u discarded for bad checksum%s\n"); + r_swcsum = tcpstat.tcps_rcv_swcsum + tcpstat.tcps_rcv6_swcsum; + if ((r_swcsum - pr_swcsum) || sflag <= 1) + printf("\t\t%u checksummed in software\n", + (r_swcsum - pr_swcsum)); + p2(tcps_rcv_swcsum, tcps_rcv_swcsum_bytes, + "\t\t\t%u segment%s (%u byte%s) over IPv4\n"); +#if INET6 + p2(tcps_rcv6_swcsum, tcps_rcv6_swcsum_bytes, + "\t\t\t%u segment%s (%u byte%s) over IPv6\n"); +#endif /* INET6 */ p(tcps_rcvbadoff, "\t\t%u discarded for bad header offset field%s\n"); p1a(tcps_rcvshort, "\t\t%u discarded because packet too short\n"); p(tcps_connattempt, "\t%u connection request%s\n"); @@ -570,6 +640,7 @@ tcp_stats(uint32_t off , char *name, int af ) "\t%u segment%s updated rtt (of %u attempt%s)\n"); p(tcps_rexmttimeo, "\t%u retransmit timeout%s\n"); p(tcps_timeoutdrop, "\t\t%u connection%s dropped by rexmit timeout\n"); + p(tcps_rxtfindrop, "\t\t%u connection%s dropped after retransmitting FIN\n"); p(tcps_persisttimeo, "\t%u persist timeout%s\n"); p(tcps_persistdrop, "\t\t%u connection%s dropped by persist timeout\n"); p(tcps_keeptimeo, "\t%u keepalive timeout%s\n"); @@ -590,8 +661,22 @@ tcp_stats(uint32_t off , char *name, int af ) p1a(tcps_sack_sboverflow, "\t%u SACK scoreboard overflow\n"); #endif /* TCP_MAX_SACK */ - if (interval > 0) + p(tcps_coalesced_pack, "\t%u LRO coalesced packet%s\n"); + p(tcps_flowtbl_full, "\t\t%u time%s LRO flow table was full\n"); + p(tcps_flowtbl_collision, "\t\t%u collision%s in LRO flow table\n"); + p(tcps_lro_twopack, "\t\t%u time%s LRO coalesced 2 packets\n"); + p(tcps_lro_multpack, "\t\t%u time%s LRO coalesced 3 or 4 packets\n"); + p(tcps_lro_largepack, "\t\t%u time%s LRO coalesced 5 or more packets\n"); + + p(tcps_limited_txt, "\t%u limited transmit%s done\n"); + p(tcps_early_rexmt, "\t%u early retransmit%s done\n"); + p(tcps_sack_ackadv, "\t%u time%s cumulative ack advanced along with SACK\n"); + + if (interval > 0) { bcopy(&tcpstat, &ptcpstat, len); + pr_swcsum = r_swcsum; + pt_swcsum = t_swcsum; + } #undef TCPDIFF #undef p @@ -601,6 +686,76 @@ tcp_stats(uint32_t off , char *name, int af ) #undef p3 } +#if TARGET_OS_EMBEDDED +/* + * Dump MPTCP statistics + */ +void +mptcp_stats(uint32_t off , char *name, int af) +{ + static struct tcpstat ptcpstat; + struct tcpstat tcpstat; + size_t len = sizeof tcpstat; + + if (sysctlbyname("net.inet.tcp.stats", &tcpstat, &len, 0, 0) < 0) { + warn("sysctl: net.inet.tcp.stats"); + return; + } + +#ifdef INET6 + if (mptcp_done != 0 && interval == 0) + return; + else + mptcp_done = 1; +#endif + + if (interval && vflag > 0) + print_time(); + printf ("%s:\n", name); + +#define MPTCPDIFF(f) (tcpstat.f - ptcpstat.f) +#define p(f, m) if (MPTCPDIFF(f) || sflag <= 1) \ + printf(m, MPTCPDIFF(f), plural(MPTCPDIFF(f))) +#define p1a(f, m) if (MPTCPDIFF(f) || sflag <= 1) \ + printf(m, MPTCPDIFF(f)) +#define p2(f1, f2, m) if (MPTCPDIFF(f1) || MPTCPDIFF(f2) || sflag <= 1) \ + printf(m, MPTCPDIFF(f1), plural(MPTCPDIFF(f1)), \ + MPTCPDIFF(f2), plural(MPTCPDIFF(f2))) +#define p2a(f1, f2, m) if (MPTCPDIFF(f1) || MPTCPDIFF(f2) || sflag <= 1) \ + printf(m, MPTCPDIFF(f1), plural(MPTCPDIFF(f1)), MPTCPDIFF(f2)) +#define p3(f, m) if (MPTCPDIFF(f) || sflag <= 1) \ + printf(m, MPTCPDIFF(f), plurales(MPTCPDIFF(f))) + + p(tcps_mp_sndpacks, "\t%u data packet%s sent\n"); + p(tcps_mp_sndbytes, "\t%u data byte%s sent\n"); + p(tcps_mp_rcvtotal, "\t%u data packet%s received\n"); + p(tcps_mp_rcvbytes, "\t%u data byte%s received\n"); + p(tcps_invalid_mpcap, "\t%u packet%s with an invalid MPCAP option\n"); + p(tcps_invalid_joins, "\t%u packet%s with an invalid MPJOIN option\n"); + p(tcps_mpcap_fallback, "\t%u time%s primary subflow fell back to " + "TCP\n"); + p(tcps_join_fallback, "\t%u time%s secondary subflow fell back to " + "TCP\n"); + p(tcps_estab_fallback, "\t%u DSS option drop%s\n"); + p(tcps_invalid_opt, "\t%u other invalid MPTCP option%s\n"); + p(tcps_mp_reducedwin, "\t%u time%s the MPTCP subflow window was reduced\n"); + p(tcps_mp_badcsum, "\t%u bad DSS checksum%s\n"); + p(tcps_mp_oodata, "\t%u time%s received out of order data \n"); + p3(tcps_mp_switches, "\t%u subflow switch%s\n"); + + if (interval > 0) { + bcopy(&tcpstat, &ptcpstat, len); + } + +#undef MPTCPDIFF +#undef p +#undef p1a +#undef p2 +#undef p2a +#undef p3 +} +#endif /* TARGET_OS_EMBEDDED */ + /* * Dump UDP statistics structure. */ @@ -611,6 +766,8 @@ udp_stats(uint32_t off , char *name, int af ) struct udpstat udpstat; size_t len = sizeof udpstat; uint32_t delivered; + static uint32_t r_swcsum, pr_swcsum; + static uint32_t t_swcsum, pt_swcsum; if (sysctlbyname("net.inet.udp.stats", &udpstat, &len, 0, 0) < 0) { warn("sysctl: net.inet.udp.stats"); @@ -624,6 +781,8 @@ udp_stats(uint32_t off , char *name, int af ) udp_done = 1; #endif + if (interval && vflag > 0) + print_time(); printf("%s:\n", name); #define UDPDIFF(f) (udpstat.f - pudpstat.f) @@ -631,15 +790,30 @@ udp_stats(uint32_t off , char *name, int af ) printf(m, UDPDIFF(f), plural(UDPDIFF(f))) #define p1a(f, m) if (UDPDIFF(f) || sflag <= 1) \ printf(m, UDPDIFF(f)) +#define p2(f1, f2, m) if (UDPDIFF(f1) || UDPDIFF(f2) || sflag <= 1) \ + printf(m, UDPDIFF(f1), plural(UDPDIFF(f1)), UDPDIFF(f2), plural(UDPDIFF(f2))) p(udps_ipackets, "\t%u datagram%s received\n"); - p1a(udps_hdrops, "\t%u with incomplete header\n"); - p1a(udps_badlen, "\t%u with bad data length field\n"); - p1a(udps_badsum, "\t%u with bad checksum\n"); - p1a(udps_noport, "\t%u dropped due to no socket\n"); + p1a(udps_hdrops, "\t\t%u with incomplete header\n"); + p1a(udps_badlen, "\t\t%u with bad data length field\n"); + p1a(udps_badsum, "\t\t%u with bad checksum\n"); + p1a(udps_nosum, "\t\t%u with no checksum\n"); + r_swcsum = udpstat.udps_rcv_swcsum + udpstat.udps_rcv6_swcsum; + if ((r_swcsum - pr_swcsum) || sflag <= 1) + printf("\t\t%u checksummed in software\n", (r_swcsum - pr_swcsum)); + p2(udps_rcv_swcsum, udps_rcv_swcsum_bytes, + "\t\t\t%u datagram%s (%u byte%s) over IPv4\n"); +#if INET6 + p2(udps_rcv6_swcsum, udps_rcv6_swcsum_bytes, + "\t\t\t%u datagram%s (%u byte%s) over IPv6\n"); +#endif /* INET6 */ + p1a(udps_noport, "\t\t%u dropped due to no socket\n"); p(udps_noportbcast, - "\t%u broadcast/multicast datagram%s dropped due to no socket\n"); - p1a(udps_fullsock, "\t%u dropped due to full socket buffers\n"); - p1a(udpps_pcbhashmiss, "\t%u not for hashed pcb\n"); + "\t\t%u broadcast/multicast datagram%s undelivered\n"); + /* the next statistic is cumulative in udps_noportbcast */ + p(udps_filtermcast, + "\t\t%u time%s multicast source filter matched\n"); + p1a(udps_fullsock, "\t\t%u dropped due to full socket buffers\n"); + p1a(udpps_pcbhashmiss, "\t\t%u not for hashed pcb\n"); delivered = UDPDIFF(udps_ipackets) - UDPDIFF(udps_hdrops) - UDPDIFF(udps_badlen) - @@ -648,15 +822,28 @@ udp_stats(uint32_t off , char *name, int af ) UDPDIFF(udps_noportbcast) - UDPDIFF(udps_fullsock); if (delivered || sflag <= 1) - printf("\t%u delivered\n", delivered); + printf("\t\t%u delivered\n", delivered); p(udps_opackets, "\t%u datagram%s output\n"); + t_swcsum = udpstat.udps_snd_swcsum + udpstat.udps_snd6_swcsum; + if ((t_swcsum - pt_swcsum) || sflag <= 1) + printf("\t\t%u checksummed in software\n", (t_swcsum - pt_swcsum)); + p2(udps_snd_swcsum, udps_snd_swcsum_bytes, + "\t\t\t%u datagram%s (%u byte%s) over IPv4\n"); +#if INET6 + p2(udps_snd6_swcsum, udps_snd6_swcsum_bytes, + "\t\t\t%u datagram%s (%u byte%s) over IPv6\n"); +#endif /* INET6 */ - if (interval > 0) + if (interval > 0) { bcopy(&udpstat, &pudpstat, len); + pr_swcsum = r_swcsum; + pt_swcsum = t_swcsum; + } #undef UDPDIFF #undef p #undef p1a +#undef p2 } /* @@ -674,6 +861,8 @@ ip_stats(uint32_t off , char *name, int af ) return; } + if (interval && vflag > 0) + print_time(); printf("%s:\n", name); #define IPDIFF(f) (ipstat.f - pipstat.f) @@ -681,40 +870,51 @@ ip_stats(uint32_t off , char *name, int af ) printf(m, IPDIFF(f), plural(IPDIFF(f))) #define p1a(f, m) if (IPDIFF(f) || sflag <= 1) \ printf(m, IPDIFF(f)) +#define p2(f1, f2, m) if (IPDIFF(f1) || IPDIFF(f2) || sflag <= 1) \ + printf(m, IPDIFF(f1), plural(IPDIFF(f1)), IPDIFF(f2), plural(IPDIFF(f2))) p(ips_total, "\t%u total packet%s received\n"); - p(ips_badsum, "\t%u bad header checksum%s\n"); - p1a(ips_toosmall, "\t%u with size smaller than minimum\n"); - p1a(ips_tooshort, "\t%u with data size < data length\n"); - p1a(ips_toolong, "\t%u with ip length > max ip packet size\n"); - p1a(ips_badhlen, "\t%u with header length < data size\n"); - p1a(ips_badlen, "\t%u with data length < header length\n"); - p1a(ips_badoptions, "\t%u with bad options\n"); - p1a(ips_badvers, "\t%u with incorrect version number\n"); - p(ips_fragments, "\t%u fragment%s received\n"); - p(ips_fragdropped, "\t%u fragment%s dropped (dup or out of space)\n"); - p(ips_fragtimeout, "\t%u fragment%s dropped after timeout\n"); - p(ips_reassembled, "\t%u packet%s reassembled ok\n"); - p(ips_delivered, "\t%u packet%s for this host\n"); - p(ips_noproto, "\t%u packet%s for unknown/unsupported protocol\n"); - p(ips_forward, "\t%u packet%s forwarded"); + p(ips_badsum, "\t\t%u bad header checksum%s\n"); + p2(ips_rcv_swcsum, ips_rcv_swcsum_bytes, + "\t\t%u header%s (%u byte%s) checksummed in software\n"); + p1a(ips_toosmall, "\t\t%u with size smaller than minimum\n"); + p1a(ips_tooshort, "\t\t%u with data size < data length\n"); + p1a(ips_adj, "\t\t%u with data size > data length\n"); + p(ips_adj_hwcsum_clr, + "\t\t\t%u packet%s forced to software checksum\n"); + p1a(ips_toolong, "\t\t%u with ip length > max ip packet size\n"); + p1a(ips_badhlen, "\t\t%u with header length < data size\n"); + p1a(ips_badlen, "\t\t%u with data length < header length\n"); + p1a(ips_badoptions, "\t\t%u with bad options\n"); + p1a(ips_badvers, "\t\t%u with incorrect version number\n"); + p(ips_fragments, "\t\t%u fragment%s received\n"); + p1a(ips_fragdropped, "\t\t\t%u dropped (dup or out of space)\n"); + p1a(ips_fragtimeout, "\t\t\t%u dropped after timeout\n"); + p1a(ips_reassembled, "\t\t\t%u reassembled ok\n"); + p(ips_delivered, "\t\t%u packet%s for this host\n"); + p(ips_noproto, "\t\t%u packet%s for unknown/unsupported protocol\n"); + p(ips_forward, "\t\t%u packet%s forwarded"); p(ips_fastforward, " (%u packet%s fast forwarded)"); if (IPDIFF(ips_forward) || sflag <= 1) putchar('\n'); - p(ips_cantforward, "\t%u packet%s not forwardable\n"); + p(ips_cantforward, "\t\t%u packet%s not forwardable\n"); p(ips_notmember, - "\t%u packet%s received for unknown multicast group\n"); - p(ips_redirectsent, "\t%u redirect%s sent\n"); + "\t\t%u packet%s received for unknown multicast group\n"); + p(ips_redirectsent, "\t\t%u redirect%s sent\n"); p(ips_localout, "\t%u packet%s sent from this host\n"); - p(ips_rawout, "\t%u packet%s sent with fabricated ip header\n"); + p(ips_rawout, "\t\t%u packet%s sent with fabricated ip header\n"); p(ips_odropped, - "\t%u output packet%s dropped due to no bufs, etc.\n"); - p(ips_noroute, "\t%u output packet%s discarded due to no route\n"); - p(ips_fragmented, "\t%u output datagram%s fragmented\n"); - p(ips_ofragments, "\t%u fragment%s created\n"); - p(ips_cantfrag, "\t%u datagram%s that can't be fragmented\n"); - p(ips_nogif, "\t%u tunneling packet%s that can't find gif\n"); - p(ips_badaddr, "\t%u datagram%s with bad address in header\n"); + "\t\t%u output packet%s dropped due to no bufs, etc.\n"); + p(ips_noroute, "\t\t%u output packet%s discarded due to no route\n"); + p(ips_fragmented, "\t\t%u output datagram%s fragmented\n"); + p(ips_ofragments, "\t\t%u fragment%s created\n"); + p(ips_cantfrag, "\t\t%u datagram%s that can't be fragmented\n"); + p(ips_nogif, "\t\t%u tunneling packet%s that can't find gif\n"); + p(ips_badaddr, "\t\t%u datagram%s with bad address in header\n"); + p(ips_pktdropcntrl, + "\t\t%u packet%s dropped due to no bufs for control data\n"); + p2(ips_snd_swcsum, ips_snd_swcsum_bytes, + "\t\t%u header%s (%u byte%s) checksummed in software\n"); if (interval > 0) bcopy(&ipstat, &pipstat, len); @@ -722,6 +922,55 @@ ip_stats(uint32_t off , char *name, int af ) #undef IPDIFF #undef p #undef p1a +#undef p2 +} + +/* + * Dump ARP statistics structure. + */ +void +arp_stats(uint32_t off, char *name, int af) +{ + static struct arpstat parpstat; + struct arpstat arpstat; + size_t len = sizeof (arpstat); + + if (sysctlbyname("net.link.ether.inet.stats", &arpstat, + &len, 0, 0) < 0) { + warn("sysctl: net.link.ether.inet.stats"); + return; + } + + if (interval && vflag > 0) + print_time(); + printf("%s:\n", name); + +#define ARPDIFF(f) (arpstat.f - parpstat.f) +#define p(f, m) if (ARPDIFF(f) || sflag <= 1) \ + printf(m, ARPDIFF(f), plural(ARPDIFF(f))) +#define p2(f, m) if (ARPDIFF(f) || sflag <= 1) \ + printf(m, ARPDIFF(f), pluralies(ARPDIFF(f))) + + p(txrequests, "\t%u ARP request%s sent\n"); + p2(txreplies, "\t%u ARP repl%s sent\n"); + p(txannounces, "\t%u ARP announcement%s sent\n"); + p(rxrequests, "\t%u ARP request%s received\n"); + p2(rxreplies, "\t%u ARP repl%s received\n"); + p(received, "\t%u total ARP packet%s received\n"); + p(txconflicts, "\t%u ARP conflict probe%s sent\n"); + p(invalidreqs, "\t%u invalid ARP resolve request%s\n"); + p(reqnobufs, "\t%u total packet%s dropped due to lack of memory\n"); + p(dropped, "\t%u total packet%s dropped due to no ARP entry\n"); + p(purged, "\t%u total packet%s dropped during ARP entry removal\n"); + p2(timeouts, "\t%u ARP entr%s timed out\n"); + p(dupips, "\t%u Duplicate IP%s seen\n"); + + if (interval > 0) + bcopy(&arpstat, &parpstat, len); + +#undef ARPDIFF +#undef p +#undef p2 } static char *icmpnames[] = { @@ -768,6 +1017,8 @@ icmp_stats(uint32_t off , char *name, int af ) if (sysctl(mib, 4, &icmpstat, &len, (void *)0, 0) < 0) return; /* XXX should complain, but not traditional */ + if (interval && vflag > 0) + print_time(); printf("%s:\n", name); #define ICMPDIFF(f) (icmpstat.f - picmpstat.f) @@ -825,38 +1076,60 @@ icmp_stats(uint32_t off , char *name, int af ) void igmp_stats(uint32_t off , char *name, int af ) { - static struct igmpstat pigmpstat; - struct igmpstat igmpstat; + static struct igmpstat_v3 pigmpstat; + struct igmpstat_v3 igmpstat; size_t len = sizeof igmpstat; - if (sysctlbyname("net.inet.igmp.stats", &igmpstat, &len, 0, 0) < 0) { - warn("sysctl: net.inet.igmp.stats"); + if (sysctlbyname("net.inet.igmp.v3stats", &igmpstat, &len, 0, 0) < 0) { + warn("sysctl: net.inet.igmp.v3stats"); return; } + if (igmpstat.igps_version != IGPS_VERSION_3) { + warnx("%s: version mismatch (%d != %d)", __func__, + igmpstat.igps_version, IGPS_VERSION_3); + } + if (igmpstat.igps_len != IGPS_VERSION3_LEN) { + warnx("%s: size mismatch (%d != %d)", __func__, + igmpstat.igps_len, IGPS_VERSION3_LEN); + } + + if (interval && vflag > 0) + print_time(); printf("%s:\n", name); -#define IGMPDIFF(f) (igmpstat.f - pigmpstat.f) -#define p(f, m) if (IGMPDIFF(f) || sflag <= 1) \ +#define IGMPDIFF(f) ((uintmax_t)(igmpstat.f - pigmpstat.f)) +#define p64(f, m) if (IGMPDIFF(f) || sflag <= 1) \ printf(m, IGMPDIFF(f), plural(IGMPDIFF(f))) -#define py(f, m) if (IGMPDIFF(f) || sflag <= 1) \ +#define py64(f, m) if (IGMPDIFF(f) || sflag <= 1) \ printf(m, IGMPDIFF(f), IGMPDIFF(f) != 1 ? "ies" : "y") - p(igps_rcv_total, "\t%u message%s received\n"); - p(igps_rcv_tooshort, "\t%u message%s received with too few bytes\n"); - p(igps_rcv_badsum, "\t%u message%s received with bad checksum\n"); - py(igps_rcv_queries, "\t%u membership quer%s received\n"); - py(igps_rcv_badqueries, "\t%u membership quer%s received with invalid field(s)\n"); - p(igps_rcv_reports, "\t%u membership report%s received\n"); - p(igps_rcv_badreports, "\t%u membership report%s received with invalid field(s)\n"); - p(igps_rcv_ourreports, "\t%u membership report%s received for groups to which we belong\n"); - p(igps_snd_reports, "\t%u membership report%s sent\n"); + + p64(igps_rcv_total, "\t%ju message%s received\n"); + p64(igps_rcv_tooshort, "\t%ju message%s received with too few bytes\n"); + p64(igps_rcv_badttl, "\t%ju message%s received with wrong TTL\n"); + p64(igps_rcv_badsum, "\t%ju message%s received with bad checksum\n"); + py64(igps_rcv_v1v2_queries, "\t%ju V1/V2 membership quer%s received\n"); + py64(igps_rcv_v3_queries, "\t%ju V3 membership quer%s received\n"); + py64(igps_rcv_badqueries, + "\t%ju membership quer%s received with invalid field(s)\n"); + py64(igps_rcv_gen_queries, "\t%ju general quer%s received\n"); + py64(igps_rcv_group_queries, "\t%ju group quer%s received\n"); + py64(igps_rcv_gsr_queries, "\t%ju group-source quer%s received\n"); + py64(igps_drop_gsr_queries, "\t%ju group-source quer%s dropped\n"); + p64(igps_rcv_reports, "\t%ju membership report%s received\n"); + p64(igps_rcv_badreports, + "\t%ju membership report%s received with invalid field(s)\n"); + p64(igps_rcv_ourreports, +"\t%ju membership report%s received for groups to which we belong\n"); + p64(igps_rcv_nora, "\t%ju V3 report%s received without Router Alert\n"); + p64(igps_snd_reports, "\t%ju membership report%s sent\n"); if (interval > 0) bcopy(&igmpstat, &pigmpstat, len); #undef IGMPDIFF -#undef p -#undef py +#undef p64 +#undef py64 } /* @@ -870,9 +1143,9 @@ inetprint(struct in_addr *in, int port, char *proto, int numeric_port) int width; if (Wflag) - sprintf(line, "%s.", inetname(in)); + snprintf(line, sizeof(line), "%s.", inetname(in)); else - sprintf(line, "%.*s.", (Aflag && !numeric_port) ? 12 : 16, inetname(in)); + snprintf(line, sizeof(line), "%.*s.", (Aflag && !numeric_port) ? 12 : 16, inetname(in)); cp = index(line, '\0'); if (!numeric_port && port) #ifdef _SERVICE_CACHE_ @@ -881,9 +1154,9 @@ inetprint(struct in_addr *in, int port, char *proto, int numeric_port) sp = getservbyport((int)port, proto); #endif if (sp || port == 0) - sprintf(cp, "%.15s ", sp ? sp->s_name : "*"); + snprintf(cp, sizeof(line) - (cp - line), "%.15s ", sp ? sp->s_name : "*"); else - sprintf(cp, "%d ", ntohs((u_short)port)); + snprintf(cp, sizeof(line) - (cp - line), "%d ", ntohs((u_short)port)); width = (Aflag && !Wflag) ? 18 : 22; if (Wflag) printf("%-*s ", width, line); @@ -923,14 +1196,14 @@ inetname(struct in_addr *inp) } } if (inp->s_addr == INADDR_ANY) - strcpy(line, "*"); + strlcpy(line, "*", sizeof(line)); else if (cp) { strncpy(line, cp, sizeof(line) - 1); line[sizeof(line) - 1] = '\0'; } else { inp->s_addr = ntohl(inp->s_addr); #define C(x) ((u_int)((x) & 0xff)) - sprintf(line, "%u.%u.%u.%u", C(inp->s_addr >> 24), + snprintf(line, sizeof(line), "%u.%u.%u.%u", C(inp->s_addr >> 24), C(inp->s_addr >> 16), C(inp->s_addr >> 8), C(inp->s_addr)); } return (line);