Annotation of src/usr.bin/netstat/inet.c, Revision 1.10
1.10 ! angelos 1: /* $OpenBSD: inet.c,v 1.9 1997/02/21 02:46:49 deraadt Exp $ */
1.1 deraadt 2: /* $NetBSD: inet.c,v 1.14 1995/10/03 21:42:37 thorpej Exp $ */
3:
4: /*
5: * Copyright (c) 1983, 1988, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
38: #if 0
39: static char sccsid[] = "from: @(#)inet.c 8.4 (Berkeley) 4/20/94";
40: #else
1.10 ! angelos 41: static char *rcsid = "$OpenBSD: inet.c,v 1.9 1997/02/21 02:46:49 deraadt Exp $";
1.1 deraadt 42: #endif
43: #endif /* not lint */
44:
45: #include <sys/param.h>
46: #include <sys/queue.h>
47: #include <sys/socket.h>
48: #include <sys/socketvar.h>
49: #include <sys/mbuf.h>
50: #include <sys/protosw.h>
51:
52: #include <net/route.h>
53: #include <netinet/in.h>
54: #include <netinet/in_systm.h>
55: #include <netinet/ip.h>
56: #include <netinet/in_pcb.h>
57: #include <netinet/ip_icmp.h>
58: #include <netinet/icmp_var.h>
59: #include <netinet/igmp_var.h>
60: #include <netinet/ip_var.h>
61: #include <netinet/tcp.h>
62: #include <netinet/tcpip.h>
63: #include <netinet/tcp_seq.h>
64: #define TCPSTATES
65: #include <netinet/tcp_fsm.h>
66: #include <netinet/tcp_timer.h>
67: #include <netinet/tcp_var.h>
68: #include <netinet/tcp_debug.h>
69: #include <netinet/udp.h>
70: #include <netinet/udp_var.h>
1.10 ! angelos 71: #include <netinet/ip_ah.h>
! 72: #include <netinet/ip_esp.h>
! 73: #include <netinet/ip_ip4.h>
1.1 deraadt 74:
75: #include <arpa/inet.h>
76: #include <netdb.h>
77: #include <stdio.h>
78: #include <string.h>
79: #include <unistd.h>
80: #include "netstat.h"
81:
1.5 deraadt 82: #include <rpc/rpc.h>
83: #include <rpc/pmap_prot.h>
84: #include <rpc/pmap_clnt.h>
85:
1.1 deraadt 86: struct inpcb inpcb;
87: struct tcpcb tcpcb;
88: struct socket sockb;
89:
90: char *inetname __P((struct in_addr *));
1.5 deraadt 91: void inetprint __P((struct in_addr *, int, char *, int));
1.1 deraadt 92:
93: /*
94: * Print a summary of connections related to an Internet
95: * protocol. For TCP, also give state of connection.
96: * Listening processes (aflag) are suppressed unless the
97: * -a (all) flag is specified.
98: */
99: void
100: protopr(off, name)
101: u_long off;
102: char *name;
103: {
104: struct inpcbtable table;
105: register struct inpcb *head, *next, *prev;
106: struct inpcb inpcb;
107: int istcp;
108: static int first = 1;
109:
110: if (off == 0)
111: return;
112: istcp = strcmp(name, "tcp") == 0;
113: kread(off, (char *)&table, sizeof table);
114: prev = head =
115: (struct inpcb *)&((struct inpcbtable *)off)->inpt_queue.cqh_first;
116: next = table.inpt_queue.cqh_first;
117:
118: while (next != head) {
119: kread((u_long)next, (char *)&inpcb, sizeof inpcb);
120: if (inpcb.inp_queue.cqe_prev != prev) {
121: printf("???\n");
122: break;
123: }
124: prev = next;
125: next = inpcb.inp_queue.cqe_next;
126:
127: if (!aflag &&
128: inet_lnaof(inpcb.inp_laddr) == INADDR_ANY)
129: continue;
130: kread((u_long)inpcb.inp_socket, (char *)&sockb, sizeof (sockb));
131: if (istcp) {
132: kread((u_long)inpcb.inp_ppcb,
133: (char *)&tcpcb, sizeof (tcpcb));
134: }
135: if (first) {
136: printf("Active Internet connections");
137: if (aflag)
138: printf(" (including servers)");
139: putchar('\n');
140: if (Aflag)
141: printf("%-8.8s ", "PCB");
142: printf(Aflag ?
143: "%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" :
144: "%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
145: "Proto", "Recv-Q", "Send-Q",
146: "Local Address", "Foreign Address", "(state)");
147: first = 0;
148: }
149: if (Aflag)
150: if (istcp)
151: printf("%8x ", inpcb.inp_ppcb);
152: else
153: printf("%8x ", prev);
154: printf("%-5.5s %6d %6d ", name, sockb.so_rcv.sb_cc,
155: sockb.so_snd.sb_cc);
1.5 deraadt 156: inetprint(&inpcb.inp_laddr, (int)inpcb.inp_lport, name, 1);
157: inetprint(&inpcb.inp_faddr, (int)inpcb.inp_fport, name, 0);
1.1 deraadt 158: if (istcp) {
159: if (tcpcb.t_state < 0 || tcpcb.t_state >= TCP_NSTATES)
160: printf(" %d", tcpcb.t_state);
161: else
162: printf(" %s", tcpstates[tcpcb.t_state]);
163: }
164: putchar('\n');
165: }
166: }
167:
168: /*
169: * Dump TCP statistics structure.
170: */
171: void
172: tcp_stats(off, name)
173: u_long off;
174: char *name;
175: {
176: struct tcpstat tcpstat;
177:
178: if (off == 0)
179: return;
180: printf ("%s:\n", name);
181: kread(off, (char *)&tcpstat, sizeof (tcpstat));
182:
183: #define p(f, m) if (tcpstat.f || sflag <= 1) \
184: printf(m, tcpstat.f, plural(tcpstat.f))
185: #define p2(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
186: printf(m, tcpstat.f1, plural(tcpstat.f1), tcpstat.f2, plural(tcpstat.f2))
187: #define p3(f, m) if (tcpstat.f || sflag <= 1) \
188: printf(m, tcpstat.f, plurales(tcpstat.f))
189:
190: p(tcps_sndtotal, "\t%d packet%s sent\n");
191: p2(tcps_sndpack,tcps_sndbyte,
192: "\t\t%d data packet%s (%d byte%s)\n");
193: p2(tcps_sndrexmitpack, tcps_sndrexmitbyte,
194: "\t\t%d data packet%s (%d byte%s) retransmitted\n");
195: p2(tcps_sndacks, tcps_delack,
196: "\t\t%d ack-only packet%s (%d delayed)\n");
197: p(tcps_sndurg, "\t\t%d URG only packet%s\n");
198: p(tcps_sndprobe, "\t\t%d window probe packet%s\n");
199: p(tcps_sndwinup, "\t\t%d window update packet%s\n");
200: p(tcps_sndctrl, "\t\t%d control packet%s\n");
201: p(tcps_rcvtotal, "\t%d packet%s received\n");
202: p2(tcps_rcvackpack, tcps_rcvackbyte, "\t\t%d ack%s (for %d byte%s)\n");
203: p(tcps_rcvdupack, "\t\t%d duplicate ack%s\n");
204: p(tcps_rcvacktoomuch, "\t\t%d ack%s for unsent data\n");
205: p2(tcps_rcvpack, tcps_rcvbyte,
206: "\t\t%d packet%s (%d byte%s) received in-sequence\n");
207: p2(tcps_rcvduppack, tcps_rcvdupbyte,
208: "\t\t%d completely duplicate packet%s (%d byte%s)\n");
209: p(tcps_pawsdrop, "\t\t%d old duplicate packet%s\n");
210: p2(tcps_rcvpartduppack, tcps_rcvpartdupbyte,
211: "\t\t%d packet%s with some dup. data (%d byte%s duped)\n");
212: p2(tcps_rcvoopack, tcps_rcvoobyte,
213: "\t\t%d out-of-order packet%s (%d byte%s)\n");
214: p2(tcps_rcvpackafterwin, tcps_rcvbyteafterwin,
215: "\t\t%d packet%s (%d byte%s) of data after window\n");
216: p(tcps_rcvwinprobe, "\t\t%d window probe%s\n");
217: p(tcps_rcvwinupd, "\t\t%d window update packet%s\n");
218: p(tcps_rcvafterclose, "\t\t%d packet%s received after close\n");
219: p(tcps_rcvbadsum, "\t\t%d discarded for bad checksum%s\n");
220: p(tcps_rcvbadoff, "\t\t%d discarded for bad header offset field%s\n");
221: p(tcps_rcvshort, "\t\t%d discarded because packet too short\n");
222: p(tcps_connattempt, "\t%d connection request%s\n");
223: p(tcps_accepts, "\t%d connection accept%s\n");
224: p(tcps_connects, "\t%d connection%s established (including accepts)\n");
225: p2(tcps_closed, tcps_drops,
226: "\t%d connection%s closed (including %d drop%s)\n");
227: p(tcps_conndrops, "\t%d embryonic connection%s dropped\n");
228: p2(tcps_rttupdated, tcps_segstimed,
229: "\t%d segment%s updated rtt (of %d attempt%s)\n");
230: p(tcps_rexmttimeo, "\t%d retransmit timeout%s\n");
231: p(tcps_timeoutdrop, "\t\t%d connection%s dropped by rexmit timeout\n");
232: p(tcps_persisttimeo, "\t%d persist timeout%s\n");
233: p(tcps_keeptimeo, "\t%d keepalive timeout%s\n");
234: p(tcps_keepprobe, "\t\t%d keepalive probe%s sent\n");
235: p(tcps_keepdrops, "\t\t%d connection%s dropped by keepalive\n");
236: p(tcps_predack, "\t%d correct ACK header prediction%s\n");
237: p(tcps_preddat, "\t%d correct data packet header prediction%s\n");
1.2 mickey 238: p3(tcps_pcbhashmiss, "\t%d PCB cache miss%s\n");
1.1 deraadt 239: #undef p
240: #undef p2
241: #undef p3
242: }
243:
244: /*
245: * Dump UDP statistics structure.
246: */
247: void
248: udp_stats(off, name)
249: u_long off;
250: char *name;
251: {
252: struct udpstat udpstat;
253: u_long delivered;
254:
255: if (off == 0)
256: return;
257: kread(off, (char *)&udpstat, sizeof (udpstat));
258: printf("%s:\n", name);
259: #define p(f, m) if (udpstat.f || sflag <= 1) \
260: printf(m, udpstat.f, plural(udpstat.f))
261: p(udps_ipackets, "\t%u datagram%s received\n");
262: p(udps_hdrops, "\t%u with incomplete header\n");
263: p(udps_badlen, "\t%u with bad data length field\n");
264: p(udps_badsum, "\t%u with bad checksum\n");
265: p(udps_noport, "\t%u dropped due to no socket\n");
266: p(udps_noportbcast, "\t%u broadcast/multicast datagram%s dropped due to no socket\n");
267: p(udps_fullsock, "\t%u dropped due to full socket buffers\n");
268: delivered = udpstat.udps_ipackets -
269: udpstat.udps_hdrops -
270: udpstat.udps_badlen -
271: udpstat.udps_badsum -
272: udpstat.udps_noport -
273: udpstat.udps_noportbcast -
274: udpstat.udps_fullsock;
275: if (delivered || sflag <= 1)
276: printf("\t%u delivered\n", delivered);
277: p(udps_opackets, "\t%u datagram%s output\n");
278: #undef p
279: }
280:
281: /*
282: * Dump IP statistics structure.
283: */
284: void
285: ip_stats(off, name)
286: u_long off;
287: char *name;
288: {
289: struct ipstat ipstat;
290:
291: if (off == 0)
292: return;
293: kread(off, (char *)&ipstat, sizeof (ipstat));
294: printf("%s:\n", name);
295:
296: #define p(f, m) if (ipstat.f || sflag <= 1) \
297: printf(m, ipstat.f, plural(ipstat.f))
298:
299: p(ips_total, "\t%u total packet%s received\n");
300: p(ips_badsum, "\t%u bad header checksum%s\n");
301: p(ips_toosmall, "\t%u with size smaller than minimum\n");
302: p(ips_tooshort, "\t%u with data size < data length\n");
303: p(ips_badhlen, "\t%u with header length < data size\n");
304: p(ips_badlen, "\t%u with data length < header length\n");
305: p(ips_badoptions, "\t%u with bad options\n");
306: p(ips_badvers, "\t%u with incorrect version number\n");
307: p(ips_fragments, "\t%u fragment%s received\n");
308: p(ips_fragdropped, "\t%u fragment%s dropped (dup or out of space)\n");
309: p(ips_badfrags, "\t%u malformed fragment%s dropped\n");
310: p(ips_fragtimeout, "\t%u fragment%s dropped after timeout\n");
311: p(ips_reassembled, "\t%u packet%s reassembled ok\n");
312: p(ips_delivered, "\t%u packet%s for this host\n");
313: p(ips_noproto, "\t%u packet%s for unknown/unsupported protocol\n");
314: p(ips_forward, "\t%u packet%s forwarded\n");
315: p(ips_cantforward, "\t%u packet%s not forwardable\n");
316: p(ips_redirectsent, "\t%u redirect%s sent\n");
317: p(ips_localout, "\t%u packet%s sent from this host\n");
318: p(ips_rawout, "\t%u packet%s sent with fabricated ip header\n");
319: p(ips_odropped, "\t%u output packet%s dropped due to no bufs, etc.\n");
320: p(ips_noroute, "\t%u output packet%s discarded due to no route\n");
321: p(ips_fragmented, "\t%u output datagram%s fragmented\n");
322: p(ips_ofragments, "\t%u fragment%s created\n");
323: p(ips_cantfrag, "\t%u datagram%s that can't be fragmented\n");
324: #undef p
325: }
326:
327: static char *icmpnames[] = {
328: "echo reply",
329: "#1",
330: "#2",
331: "destination unreachable",
332: "source quench",
333: "routing redirect",
334: "#6",
335: "#7",
336: "echo",
1.9 deraadt 337: "router advertisement",
338: "router solicitation",
1.1 deraadt 339: "time exceeded",
340: "parameter problem",
341: "time stamp",
342: "time stamp reply",
343: "information request",
344: "information request reply",
345: "address mask request",
346: "address mask reply",
347: };
348:
349: /*
350: * Dump ICMP statistics.
351: */
352: void
353: icmp_stats(off, name)
354: u_long off;
355: char *name;
356: {
357: struct icmpstat icmpstat;
358: register int i, first;
359:
360: if (off == 0)
361: return;
362: kread(off, (char *)&icmpstat, sizeof (icmpstat));
363: printf("%s:\n", name);
364:
365: #define p(f, m) if (icmpstat.f || sflag <= 1) \
366: printf(m, icmpstat.f, plural(icmpstat.f))
367:
368: p(icps_error, "\t%u call%s to icmp_error\n");
369: p(icps_oldicmp,
370: "\t%u error%s not generated 'cuz old message was icmp\n");
371: for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++)
372: if (icmpstat.icps_outhist[i] != 0) {
373: if (first) {
374: printf("\tOutput histogram:\n");
375: first = 0;
376: }
377: printf("\t\t%s: %u\n", icmpnames[i],
378: icmpstat.icps_outhist[i]);
379: }
380: p(icps_badcode, "\t%u message%s with bad code fields\n");
381: p(icps_tooshort, "\t%u message%s < minimum length\n");
382: p(icps_checksum, "\t%u bad checksum%s\n");
383: p(icps_badlen, "\t%u message%s with bad length\n");
384: for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++)
385: if (icmpstat.icps_inhist[i] != 0) {
386: if (first) {
387: printf("\tInput histogram:\n");
388: first = 0;
389: }
390: printf("\t\t%s: %u\n", icmpnames[i],
391: icmpstat.icps_inhist[i]);
392: }
393: p(icps_reflect, "\t%u message response%s generated\n");
394: #undef p
395: }
396:
397: /*
398: * Dump IGMP statistics structure.
399: */
400: void
401: igmp_stats(off, name)
402: u_long off;
403: char *name;
404: {
405: struct igmpstat igmpstat;
406:
407: if (off == 0)
408: return;
409: kread(off, (char *)&igmpstat, sizeof (igmpstat));
410: printf("%s:\n", name);
411:
412: #define p(f, m) if (igmpstat.f || sflag <= 1) \
413: printf(m, igmpstat.f, plural(igmpstat.f))
414: #define py(f, m) if (igmpstat.f || sflag <= 1) \
415: printf(m, igmpstat.f, igmpstat.f != 1 ? "ies" : "y")
416: p(igps_rcv_total, "\t%u message%s received\n");
417: p(igps_rcv_tooshort, "\t%u message%s received with too few bytes\n");
418: p(igps_rcv_badsum, "\t%u message%s received with bad checksum\n");
419: py(igps_rcv_queries, "\t%u membership quer%s received\n");
420: py(igps_rcv_badqueries, "\t%u membership quer%s received with invalid field(s)\n");
421: p(igps_rcv_reports, "\t%u membership report%s received\n");
422: p(igps_rcv_badreports, "\t%u membership report%s received with invalid field(s)\n");
423: p(igps_rcv_ourreports, "\t%u membership report%s received for groups to which we belong\n");
424: p(igps_snd_reports, "\t%u membership report%s sent\n");
425: #undef p
426: #undef py
427: }
428:
1.5 deraadt 429: struct rpcnams {
430: struct rpcnams *next;
431: int port;
432: char *rpcname;
433: };
434:
435: char *
436: getrpcportnam(port)
437: int port;
438: {
439: struct sockaddr_in server_addr;
440: register struct hostent *hp;
441: static struct pmaplist *head;
442: int socket = RPC_ANYSOCK;
443: struct timeval minutetimeout;
444: register CLIENT *client;
445: struct rpcent *rpc;
446: static int first;
447: static struct rpcnams *rpcn;
448: struct rpcnams *n;
449: char num[10];
450:
451: if (first == 0) {
452: first = 1;
1.7 deraadt 453: memset((char *)&server_addr, 0, sizeof server_addr);
1.5 deraadt 454: server_addr.sin_family = AF_INET;
455: if ((hp = gethostbyname("localhost")) != NULL)
1.7 deraadt 456: memmove((caddr_t)&server_addr.sin_addr, hp->h_addr,
1.5 deraadt 457: hp->h_length);
458: else
459: (void) inet_aton("0.0.0.0", &server_addr.sin_addr);
460:
461: minutetimeout.tv_sec = 60;
462: minutetimeout.tv_usec = 0;
463: server_addr.sin_port = htons(PMAPPORT);
464: if ((client = clnttcp_create(&server_addr, PMAPPROG,
1.7 deraadt 465: PMAPVERS, &socket, 50, 500)) == NULL)
466: return (NULL);
1.5 deraadt 467: if (clnt_call(client, PMAPPROC_DUMP, xdr_void, NULL,
1.8 deraadt 468: xdr_pmaplist, &head, minutetimeout) != RPC_SUCCESS) {
1.7 deraadt 469: clnt_destroy(client);
470: return (NULL);
1.5 deraadt 471: }
472: for (; head != NULL; head = head->pml_next) {
473: n = (struct rpcnams *)malloc(sizeof(struct rpcnams));
474: if (n == NULL)
475: continue;
476: n->next = rpcn;
477: rpcn = n;
478: n->port = head->pml_map.pm_port;
479:
480: rpc = getrpcbynumber(head->pml_map.pm_prog);
481: if (rpc)
482: n->rpcname = strdup(rpc->r_name);
483: else {
484: sprintf(num, "%d", head->pml_map.pm_prog);
485: n->rpcname = strdup(num);
486: }
487: }
488: clnt_destroy(client);
489: }
490:
491: for (n = rpcn; n; n = n->next)
492: if (n->port == port)
493: return (n->rpcname);
494: return (NULL);
495: }
496:
1.1 deraadt 497: /*
498: * Pretty print an Internet address (net address + port).
499: * If the nflag was specified, use numbers instead of names.
500: */
501: void
1.5 deraadt 502: inetprint(in, port, proto, local)
1.1 deraadt 503: register struct in_addr *in;
504: int port;
505: char *proto;
1.5 deraadt 506: int local;
1.1 deraadt 507: {
508: struct servent *sp = 0;
1.5 deraadt 509: char line[80], *cp, *nam;
1.1 deraadt 510: int width;
511:
512: sprintf(line, "%.*s.", (Aflag && !nflag) ? 12 : 16, inetname(in));
1.4 millert 513: cp = strchr(line, '\0');
1.1 deraadt 514: if (!nflag && port)
515: sp = getservbyport((int)port, proto);
516: if (sp || port == 0)
517: sprintf(cp, "%.8s", sp ? sp->s_name : "*");
1.9 deraadt 518: else if (local && !nflag && (nam = getrpcportnam(ntohs((u_short)port))))
1.6 deraadt 519: sprintf(cp, "%d[%.8s]", ntohs((u_short)port), nam);
1.1 deraadt 520: else
521: sprintf(cp, "%d", ntohs((u_short)port));
522: width = Aflag ? 18 : 22;
523: printf(" %-*.*s", width, width, line);
524: }
525:
526: /*
527: * Construct an Internet address representation.
528: * If the nflag has been supplied, give
529: * numeric value, otherwise try for symbolic name.
530: */
531: char *
532: inetname(inp)
533: struct in_addr *inp;
534: {
535: register char *cp;
536: static char line[50];
537: struct hostent *hp;
538: struct netent *np;
539: static char domain[MAXHOSTNAMELEN + 1];
540: static int first = 1;
541:
542: if (first && !nflag) {
543: first = 0;
544: if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
1.4 millert 545: (cp = strchr(domain, '.')))
1.1 deraadt 546: (void) strcpy(domain, cp + 1);
547: else
548: domain[0] = 0;
549: }
550: cp = 0;
551: if (!nflag && inp->s_addr != INADDR_ANY) {
552: int net = inet_netof(*inp);
553: int lna = inet_lnaof(*inp);
554:
555: if (lna == INADDR_ANY) {
556: np = getnetbyaddr(net, AF_INET);
557: if (np)
558: cp = np->n_name;
559: }
560: if (cp == 0) {
561: hp = gethostbyaddr((char *)inp, sizeof (*inp), AF_INET);
562: if (hp) {
1.4 millert 563: if ((cp = strchr(hp->h_name, '.')) &&
1.1 deraadt 564: !strcmp(cp + 1, domain))
565: *cp = 0;
566: cp = hp->h_name;
567: }
568: }
569: }
570: if (inp->s_addr == INADDR_ANY)
571: strcpy(line, "*");
572: else if (cp)
573: strcpy(line, cp);
574: else {
575: inp->s_addr = ntohl(inp->s_addr);
576: #define C(x) ((x) & 0xff)
577: sprintf(line, "%u.%u.%u.%u", C(inp->s_addr >> 24),
578: C(inp->s_addr >> 16), C(inp->s_addr >> 8), C(inp->s_addr));
579: }
580: return (line);
1.10 ! angelos 581: }
! 582:
! 583: /*
! 584: * Dump AH statistics structure.
! 585: */
! 586: void
! 587: ah_stats(off, name)
! 588: u_long off;
! 589: char *name;
! 590: {
! 591: struct ahstat ahstat;
! 592:
! 593: if (off == 0)
! 594: return;
! 595: kread(off, (char *)&ahstat, sizeof (ahstat));
! 596: printf("%s:\n", name);
! 597:
! 598: #define p(f, m) if (ahstat.f || sflag <= 1) \
! 599: printf(m, ahstat.f, plural(ahstat.f))
! 600:
! 601: p(ahs_hdrops, "\t%u packet%s shorter than header shows\n");
! 602: p(ahs_notdb, "\t%u packet%s for which no TDB was found\n");
! 603: p(ahs_badkcr, "\t%u input packet%s that failed to be processed\n");
! 604: p(ahs_badauth, "\t%u packet%s that failed verification received\n");
! 605: p(ahs_noxform, "\t%u packet%s for which no XFORM was set in TDB received\n");
! 606: p(ahs_qfull, "\t%u packet%s were dropeed due to full output queue\n");
! 607: p(ahs_wrap, "\t%u packet%s where counter wrapping was detected\n");
! 608: p(ahs_replay, "\t%u possibly replayed packet%s received\n");
! 609: p(ahs_badauthl, "\t%u packet%s with bad authenticator length received\n");
! 610: #undef p
! 611: }
! 612:
! 613: /*
! 614: * Dump ESP statistics structure.
! 615: */
! 616: void
! 617: esp_stats(off, name)
! 618: u_long off;
! 619: char *name;
! 620: {
! 621: struct espstat espstat;
! 622:
! 623: if (off == 0)
! 624: return;
! 625: kread(off, (char *)&espstat, sizeof (espstat));
! 626: printf("%s:\n", name);
! 627:
! 628: #define p(f, m) if (espstat.f || sflag <= 1) \
! 629: printf(m, espstat.f, plural(espstat.f))
! 630:
! 631: p(esps_hdrops, "\t%u packet%s shorter than header shows\n");
! 632: p(esps_notdb, "\t%u packet%s for which no TDB was found\n");
! 633: p(esps_badkcr, "\t%u input packet%s that failed to be processed\n");
! 634: p(esps_badauth, "\t%u packet%s that failed verification received\n");
! 635: p(esps_noxform, "\t%u packet%s for which no XFORM was set in TDB received\n");
! 636: p(esps_qfull, "\t%u packet%s were dropeed due to full output queue\n");
! 637: p(esps_wrap, "\t%u packet%s where counter wrapping was detected\n");
! 638: p(esps_replay, "\t%u possibly replayed packet%s received\n");
! 639: p(esps_badilen, "\t%u packet%s with payload not a multiple of 8 received\n");
! 640:
! 641: #undef p
! 642: }
! 643:
! 644: /*
! 645: * Dump ESP statistics structure.
! 646: */
! 647: void
! 648: ip4_stats(off, name)
! 649: u_long off;
! 650: char *name;
! 651: {
! 652: struct ip4stat ip4stat;
! 653:
! 654: if (off == 0)
! 655: return;
! 656: kread(off, (char *)&ip4stat, sizeof (ip4stat));
! 657: printf("%s:\n", name);
! 658:
! 659: #define p(f, m) if (ip4stat.f || sflag <= 1) \
! 660: printf(m, ip4stat.f, plural(ip4stat.f))
! 661:
! 662: p(ip4s_ipackets, "\t%u total input packet%s\n");
! 663: p(ip4s_hdrops, "\t%u packet%s shorter than header shows\n");
! 664: p(ip4s_notip4, "\t%u packet%s with internal header not IPv4 received\n");
! 665: p(ip4s_qfull, "\t%u packet%s were dropeed due to full output queue\n");
! 666:
! 667: #undef p
1.1 deraadt 668: }