Annotation of src/usr.bin/netstat/route.c, Revision 1.15
1.15 ! millert 1: /* $OpenBSD: route.c,v 1.14 1997/06/29 20:52:41 millert Exp $ */
1.2 deraadt 2: /* $NetBSD: route.c,v 1.15 1996/05/07 02:55:06 thorpej Exp $ */
1.1 deraadt 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: @(#)route.c 8.3 (Berkeley) 3/9/94";
40: #else
1.15 ! millert 41: static char *rcsid = "$OpenBSD: route.c,v 1.14 1997/06/29 20:52:41 millert Exp $";
1.1 deraadt 42: #endif
43: #endif /* not lint */
44:
45: #include <sys/param.h>
46: #include <sys/protosw.h>
47: #include <sys/socket.h>
48: #include <sys/mbuf.h>
49:
50: #include <net/if.h>
51: #include <net/if_dl.h>
52: #include <net/if_types.h>
53: #define _KERNEL
54: #include <net/route.h>
55: #undef _KERNEL
56: #include <netinet/in.h>
1.13 millert 57: #include <arpa/inet.h>
1.1 deraadt 58:
59: #include <netns/ns.h>
60:
1.5 mickey 61: #include <netipx/ipx.h>
62:
1.1 deraadt 63: #include <sys/sysctl.h>
64:
1.15 ! millert 65: #include <limits.h>
1.1 deraadt 66: #include <netdb.h>
67: #include <stdio.h>
68: #include <stdlib.h>
69: #include <string.h>
70: #include <unistd.h>
1.9 angelos 71:
72: #ifndef INET
73: #define INET
74: #endif
75:
76: #include <net/encap.h>
1.1 deraadt 77: #include "netstat.h"
78:
79: #define kget(p, d) (kread((u_long)(p), (char *)&(d), sizeof (d)))
80:
81: /*
82: * Definitions for showing gateway flags.
83: */
84: struct bits {
85: short b_mask;
86: char b_val;
87: } bits[] = {
88: { RTF_UP, 'U' },
89: { RTF_GATEWAY, 'G' },
90: { RTF_HOST, 'H' },
91: { RTF_REJECT, 'R' },
92: { RTF_DYNAMIC, 'D' },
93: { RTF_MODIFIED, 'M' },
94: { RTF_DONE, 'd' }, /* Completed -- for routing messages only */
95: { RTF_MASK, 'm' }, /* Mask Present -- for routing messages only */
96: { RTF_CLONING, 'C' },
97: { RTF_XRESOLVE, 'X' },
98: { RTF_LLINFO, 'L' },
99: { RTF_STATIC, 'S' },
100: { RTF_PROTO1, '1' },
101: { RTF_PROTO2, '2' },
102: { 0 }
103: };
104:
105: static union {
1.6 deraadt 106: struct sockaddr u_sa;
107: u_int32_t u_data[64];
1.1 deraadt 108: } pt_u;
109:
110: int do_rtent = 0;
111: struct rtentry rtentry;
112: struct radix_node rnode;
113: struct radix_mask rmask;
114:
115: int NewTree = 0;
116:
117: static struct sockaddr *kgetsa __P((struct sockaddr *));
118: static void p_tree __P((struct radix_node *));
119: static void p_rtnode __P(());
120: static void ntreestuff __P(());
121: static void np_rtentry __P((struct rt_msghdr *));
122: static void p_sockaddr __P((struct sockaddr *, int, int));
123: static void p_flags __P((int, char *));
124: static void p_rtentry __P((struct rtentry *));
1.9 angelos 125: static void encap_print __P((struct rtentry *));
1.1 deraadt 126:
127: /*
128: * Print routing tables.
129: */
130: void
131: routepr(rtree)
132: u_long rtree;
133: {
134: struct radix_node_head *rnh, head;
135: int i;
136:
137: printf("Routing tables\n");
138:
139: if (Aflag == 0 && NewTree)
140: ntreestuff();
141: else {
142: if (rtree == 0) {
143: printf("rt_tables: symbol not in namelist\n");
144: return;
145: }
146:
147: kget(rtree, rt_tables);
148: for (i = 0; i <= AF_MAX; i++) {
149: if ((rnh = rt_tables[i]) == 0)
150: continue;
151: kget(rnh, head);
152: if (i == AF_UNSPEC) {
153: if (Aflag && af == 0) {
154: printf("Netmasks:\n");
155: p_tree(head.rnh_treetop);
156: }
157: } else if (af == AF_UNSPEC || af == i) {
158: pr_family(i);
159: do_rtent = 1;
1.9 angelos 160: if (i != AF_ENCAP)
1.10 deraadt 161: pr_rthdr();
1.9 angelos 162: else
1.10 deraadt 163: pr_encaphdr();
1.1 deraadt 164: p_tree(head.rnh_treetop);
165: }
166: }
167: }
168: }
169:
170: /*
171: * Print address family header before a section of the routing table.
172: */
173: void
174: pr_family(af)
175: int af;
176: {
177: char *afname;
178:
179: switch (af) {
180: case AF_INET:
181: afname = "Internet";
182: break;
183: case AF_NS:
184: afname = "XNS";
185: break;
1.5 mickey 186: case AF_IPX:
187: afname = "IPX";
188: break;
1.1 deraadt 189: case AF_ISO:
190: afname = "ISO";
191: break;
192: case AF_CCITT:
193: afname = "X.25";
194: break;
1.9 angelos 195: case AF_ENCAP:
1.10 deraadt 196: afname = "Encap";
1.9 angelos 197: break;
1.1 deraadt 198: default:
199: afname = NULL;
200: break;
201: }
202: if (afname)
203: printf("\n%s:\n", afname);
204: else
205: printf("\nProtocol Family %d:\n", af);
206: }
207:
208: /* column widths; each followed by one space */
209: #define WID_DST 16 /* width of destination column */
210: #define WID_GW 18 /* width of gateway column */
211:
212: /*
213: * Print header for routing table columns.
214: */
215: void
216: pr_rthdr()
217: {
218:
219: if (Aflag)
1.15 ! millert 220: printf("%-*.*s ", PLEN, PLEN, "Address");
1.14 millert 221: printf("%-*.*s %-*.*s %-6.6s %6.6s%16.16s %6.6s %s\n",
1.1 deraadt 222: WID_DST, WID_DST, "Destination",
223: WID_GW, WID_GW, "Gateway",
224: "Flags", "Refs", "Use", "Mtu", "Interface");
225: }
226:
1.9 angelos 227: /*
228: * Print header for AF_ENCAP entries.
229: */
230: void
231: pr_encaphdr()
232: {
1.10 deraadt 233: if (Aflag)
1.15 ! millert 234: printf("%-*s ", PLEN, "Address");
1.12 provos 235: printf("%-15s %-15s %-5s %-15s %-15s %-5s %-5s %-15s %-8s %s\n",
1.10 deraadt 236: "Source address", "Source mask", "Port", "Dest. address",
1.12 provos 237: "Dest. mask", "Port", "Proto", "Tunnel exit",
238: "SPI", "Use");
1.9 angelos 239: }
240:
1.1 deraadt 241: static struct sockaddr *
242: kgetsa(dst)
243: register struct sockaddr *dst;
244: {
245:
246: kget(dst, pt_u.u_sa);
247: if (pt_u.u_sa.sa_len > sizeof (pt_u.u_sa))
248: kread((u_long)dst, (char *)pt_u.u_data, pt_u.u_sa.sa_len);
249: return (&pt_u.u_sa);
250: }
251:
252: static void
253: p_tree(rn)
254: struct radix_node *rn;
255: {
256:
257: again:
258: kget(rn, rnode);
259: if (rnode.rn_b < 0) {
260: if (Aflag)
1.14 millert 261: printf("%-16p ", rn);
1.1 deraadt 262: if (rnode.rn_flags & RNF_ROOT) {
263: if (Aflag)
264: printf("(root node)%s",
265: rnode.rn_dupedkey ? " =>\n" : "\n");
266: } else if (do_rtent) {
267: kget(rn, rtentry);
268: p_rtentry(&rtentry);
269: if (Aflag)
270: p_rtnode();
271: } else {
272: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_key),
273: 0, 44);
274: putchar('\n');
275: }
1.13 millert 276: if ((rn = rnode.rn_dupedkey))
1.1 deraadt 277: goto again;
278: } else {
279: if (Aflag && do_rtent) {
1.14 millert 280: printf("%-16p ", rn);
1.1 deraadt 281: p_rtnode();
282: }
283: rn = rnode.rn_r;
284: p_tree(rnode.rn_l);
285: p_tree(rn);
286: }
287: }
288:
289: char nbuf[20];
290:
291: static void
292: p_rtnode()
293: {
294: struct radix_mask *rm = rnode.rn_mklist;
295:
296: if (rnode.rn_b < 0) {
297: if (rnode.rn_mask) {
298: printf("\t mask ");
299: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_mask),
1.10 deraadt 300: 0, -1);
1.1 deraadt 301: } else if (rm == 0)
302: return;
303: } else {
304: sprintf(nbuf, "(%d)", rnode.rn_b);
1.14 millert 305: printf("%6.6s %16p : %16p", nbuf, rnode.rn_l,
306: rnode.rn_r);
1.1 deraadt 307: }
308: while (rm) {
309: kget(rm, rmask);
310: sprintf(nbuf, " %d refs, ", rmask.rm_refs);
1.14 millert 311: printf(" mk = %16p {(%d),%s",
1.1 deraadt 312: rm, -1 - rmask.rm_b, rmask.rm_refs ? nbuf : " ");
313: p_sockaddr(kgetsa((struct sockaddr *)rmask.rm_mask), 0, -1);
314: putchar('}');
1.13 millert 315: if ((rm = rmask.rm_mklist))
1.1 deraadt 316: printf(" ->");
317: }
318: putchar('\n');
319: }
320:
321: static void
322: ntreestuff()
323: {
324: size_t needed;
325: int mib[6];
326: char *buf, *next, *lim;
327: register struct rt_msghdr *rtm;
328:
1.10 deraadt 329: mib[0] = CTL_NET;
330: mib[1] = PF_ROUTE;
331: mib[2] = 0;
332: mib[3] = 0;
333: mib[4] = NET_RT_DUMP;
334: mib[5] = 0;
335: if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
336: perror("route-sysctl-estimate");
337: exit(1);
338: }
339: if ((buf = malloc(needed)) == 0) {
340: printf("out of space\n");
341: exit(1);
342: }
343: if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) {
344: perror("sysctl of routing table");
345: exit(1);
346: }
347: lim = buf + needed;
1.1 deraadt 348: for (next = buf; next < lim; next += rtm->rtm_msglen) {
349: rtm = (struct rt_msghdr *)next;
350: np_rtentry(rtm);
351: }
352: }
353:
354: static void
355: np_rtentry(rtm)
356: register struct rt_msghdr *rtm;
357: {
358: register struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
359: #ifdef notdef
360: static int masks_done, banner_printed;
361: #endif
362: static int old_af;
363: int af = 0, interesting = RTF_UP | RTF_GATEWAY | RTF_HOST;
364:
365: #ifdef notdef
366: /* for the moment, netmasks are skipped over */
367: if (!banner_printed) {
368: printf("Netmasks:\n");
369: banner_printed = 1;
370: }
371: if (masks_done == 0) {
372: if (rtm->rtm_addrs != RTA_DST ) {
373: masks_done = 1;
374: af = sa->sa_family;
375: }
376: } else
377: #endif
378: af = sa->sa_family;
379: if (af != old_af) {
380: pr_family(af);
381: old_af = af;
382: }
383: if (rtm->rtm_addrs == RTA_DST)
384: p_sockaddr(sa, 0, 36);
385: else {
1.10 deraadt 386: p_sockaddr(sa, rtm->rtm_flags, 16);
1.1 deraadt 387: if (sa->sa_len == 0)
1.13 millert 388: sa->sa_len = sizeof(in_addr_t);
1.1 deraadt 389: sa = (struct sockaddr *)(sa->sa_len + (char *)sa);
390: p_sockaddr(sa, 0, 18);
391: }
392: p_flags(rtm->rtm_flags & interesting, "%-6.6s ");
393: putchar('\n');
394: }
395:
396: static void
397: p_sockaddr(sa, flags, width)
398: struct sockaddr *sa;
399: int flags, width;
400: {
401: char workbuf[128], *cplim;
402: register char *cp = workbuf;
403:
404: switch(sa->sa_family) {
405: case AF_INET:
406: {
407: register struct sockaddr_in *sin = (struct sockaddr_in *)sa;
408:
409: cp = (sin->sin_addr.s_addr == 0) ? "default" :
410: ((flags & RTF_HOST) ?
411: routename(sin->sin_addr.s_addr) :
412: netname(sin->sin_addr.s_addr, INADDR_ANY));
413: break;
414: }
415:
416: case AF_NS:
417: cp = ns_print(sa);
418: break;
419:
1.5 mickey 420: case AF_IPX:
421: cp = ipx_print(sa);
422: break;
1.9 angelos 423:
1.1 deraadt 424: case AF_LINK:
425: {
426: register struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
427:
428: if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 &&
429: sdl->sdl_slen == 0)
430: (void) sprintf(workbuf, "link#%d", sdl->sdl_index);
431: else switch (sdl->sdl_type) {
432: case IFT_ETHER:
433: {
434: register int i;
435: register u_char *lla = (u_char *)sdl->sdl_data +
436: sdl->sdl_nlen;
437:
438: cplim = "";
439: for (i = 0; i < sdl->sdl_alen; i++, lla++) {
1.4 deraadt 440: cp += snprintf(cp,
441: workbuf + sizeof (workbuf) - cp,
442: "%s%x", cplim, *lla);
1.1 deraadt 443: cplim = ":";
444: }
445: cp = workbuf;
446: break;
447: }
448: default:
449: cp = link_ntoa(sdl);
450: break;
451: }
452: break;
453: }
454:
455: default:
456: {
457: register u_char *s = (u_char *)sa->sa_data, *slim;
458:
1.10 deraadt 459: slim = sa->sa_len + (u_char *) sa;
1.1 deraadt 460: cplim = cp + sizeof(workbuf) - 6;
461: cp += sprintf(cp, "(%d)", sa->sa_family);
462: while (s < slim && cp < cplim) {
1.4 deraadt 463: cp += snprintf(cp, workbuf + sizeof (workbuf) - cp,
464: " %02x", *s++);
1.1 deraadt 465: if (s < slim)
1.4 deraadt 466: cp += snprintf(cp,
467: workbuf + sizeof (workbuf) - cp,
468: "%02x", *s++);
1.1 deraadt 469: }
470: cp = workbuf;
471: }
472: }
473: if (width < 0 )
474: printf("%s ", cp);
475: else {
476: if (nflag)
477: printf("%-*s ", width, cp);
478: else
479: printf("%-*.*s ", width, width, cp);
480: }
481: }
482:
483: static void
484: p_flags(f, format)
485: register int f;
486: char *format;
487: {
488: char name[33], *flags;
489: register struct bits *p = bits;
490:
491: for (flags = name; p->b_mask; p++)
492: if (p->b_mask & f)
493: *flags++ = p->b_val;
494: *flags = '\0';
495: printf(format, name);
496: }
497:
498: static void
499: p_rtentry(rt)
500: register struct rtentry *rt;
501: {
502: static struct ifnet ifnet, *lastif;
1.9 angelos 503: struct sockaddr *sa;
504:
505: sa = kgetsa(rt_key(rt));
506:
1.10 deraadt 507: if (sa->sa_family == AF_ENCAP) {
508: encap_print(rt);
509: return;
1.9 angelos 510: }
511:
512: p_sockaddr(sa, rt->rt_flags, WID_DST);
1.1 deraadt 513: p_sockaddr(kgetsa(rt->rt_gateway), RTF_HOST, WID_GW);
514: p_flags(rt->rt_flags, "%-6.6s ");
1.13 millert 515: printf("%6d %8ld ", rt->rt_refcnt, rt->rt_use);
1.1 deraadt 516: if (rt->rt_rmx.rmx_mtu)
1.13 millert 517: printf("%6ld ", rt->rt_rmx.rmx_mtu);
1.1 deraadt 518: else
519: printf("%6s ", "-");
520: if (rt->rt_ifp) {
521: if (rt->rt_ifp != lastif) {
522: kget(rt->rt_ifp, ifnet);
523: lastif = rt->rt_ifp;
524: }
1.2 deraadt 525: printf(" %.16s%s", ifnet.if_xname,
1.1 deraadt 526: rt->rt_nodes[0].rn_dupedkey ? " =>" : "");
527: }
528: putchar('\n');
529: }
530:
531: char *
532: routename(in)
1.13 millert 533: in_addr_t in;
1.1 deraadt 534: {
535: register char *cp;
536: static char line[MAXHOSTNAMELEN + 1];
537: struct hostent *hp;
538: static char domain[MAXHOSTNAMELEN + 1];
539: static int first = 1;
540:
541: if (first) {
542: first = 0;
543: if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
1.7 millert 544: (cp = strchr(domain, '.')))
1.1 deraadt 545: (void) strcpy(domain, cp + 1);
546: else
547: domain[0] = 0;
548: }
549: cp = 0;
550: if (!nflag) {
551: hp = gethostbyaddr((char *)&in, sizeof (struct in_addr),
552: AF_INET);
553: if (hp) {
1.7 millert 554: if ((cp = strchr(hp->h_name, '.')) &&
1.1 deraadt 555: !strcmp(cp + 1, domain))
556: *cp = 0;
557: cp = hp->h_name;
558: }
559: }
560: if (cp)
561: strncpy(line, cp, sizeof(line) - 1);
562: else {
563: #define C(x) ((x) & 0xff)
564: in = ntohl(in);
565: sprintf(line, "%u.%u.%u.%u",
566: C(in >> 24), C(in >> 16), C(in >> 8), C(in));
567: }
568: return (line);
569: }
570:
571: /*
572: * Return the name of the network whose address is given.
573: * The address is assumed to be that of a net or subnet, not a host.
574: */
575: char *
576: netname(in, mask)
1.13 millert 577: in_addr_t in, mask;
1.1 deraadt 578: {
579: char *cp = 0;
580: static char line[MAXHOSTNAMELEN + 1];
581: struct netent *np = 0;
1.13 millert 582: in_addr_t net, subnetshift;
1.1 deraadt 583:
584: in = ntohl(in);
585: mask = ntohl(mask);
586: if (!nflag && in != INADDR_ANY) {
1.8 tholo 587: np = getnetbyaddr(in, AF_INET);
588: if (np == NULL) {
589: if (mask == INADDR_ANY) {
590: if (IN_CLASSA(in)) {
591: mask = IN_CLASSA_NET;
592: subnetshift = 8;
593: } else if (IN_CLASSB(in)) {
594: mask = IN_CLASSB_NET;
595: subnetshift = 8;
596: } else {
597: mask = IN_CLASSC_NET;
598: subnetshift = 4;
599: }
600: /*
601: * If there are more bits than the standard mask
602: * would suggest, subnets must be in use.
603: * Guess at the subnet mask, assuming reasonable
604: * width subnet fields.
605: */
606: while (in &~ mask)
1.11 millert 607: mask = (int)mask >> subnetshift;
1.1 deraadt 608: }
1.8 tholo 609: net = in & mask;
610: while ((mask & 1) == 0)
611: mask >>= 1, net >>= 1;
612: np = getnetbyaddr(net, AF_INET);
1.1 deraadt 613: }
614: if (np)
615: cp = np->n_name;
616: }
617: if (cp)
618: strncpy(line, cp, sizeof(line) - 1);
619: else if ((in & 0xffffff) == 0)
620: sprintf(line, "%u", C(in >> 24));
621: else if ((in & 0xffff) == 0)
622: sprintf(line, "%u.%u", C(in >> 24) , C(in >> 16));
623: else if ((in & 0xff) == 0)
624: sprintf(line, "%u.%u.%u", C(in >> 24), C(in >> 16), C(in >> 8));
625: else
626: sprintf(line, "%u.%u.%u.%u", C(in >> 24),
627: C(in >> 16), C(in >> 8), C(in));
628: return (line);
629: }
630:
631: /*
632: * Print routing statistics
633: */
634: void
635: rt_stats(off)
636: u_long off;
637: {
638: struct rtstat rtstat;
639:
640: if (off == 0) {
641: printf("rtstat: symbol not in namelist\n");
642: return;
643: }
644: kread(off, (char *)&rtstat, sizeof (rtstat));
645: printf("routing:\n");
646: printf("\t%u bad routing redirect%s\n",
647: rtstat.rts_badredirect, plural(rtstat.rts_badredirect));
648: printf("\t%u dynamically created route%s\n",
649: rtstat.rts_dynamic, plural(rtstat.rts_dynamic));
650: printf("\t%u new gateway%s due to redirects\n",
651: rtstat.rts_newgateway, plural(rtstat.rts_newgateway));
652: printf("\t%u destination%s found unreachable\n",
653: rtstat.rts_unreach, plural(rtstat.rts_unreach));
654: printf("\t%u use%s of a wildcard route\n",
655: rtstat.rts_wildcard, plural(rtstat.rts_wildcard));
656: }
1.5 mickey 657:
1.1 deraadt 658: short ns_nullh[] = {0,0,0};
659: short ns_bh[] = {-1,-1,-1};
660:
661: char *
662: ns_print(sa)
663: register struct sockaddr *sa;
664: {
665: register struct sockaddr_ns *sns = (struct sockaddr_ns*)sa;
666: struct ns_addr work;
667: union { union ns_net net_e; u_long long_e; } net;
1.13 millert 668: in_port_t port;
1.1 deraadt 669: static char mybuf[50], cport[10], chost[25];
670: char *host = "";
671: register char *p; register u_char *q;
672:
673: work = sns->sns_addr;
674: port = ntohs(work.x_port);
675: work.x_port = 0;
1.10 deraadt 676: net.net_e = work.x_net;
1.1 deraadt 677: if (ns_nullhost(work) && net.long_e == 0) {
678: if (port ) {
679: sprintf(mybuf, "*.%xH", port);
680: upHex(mybuf);
681: } else
682: sprintf(mybuf, "*.*");
683: return (mybuf);
684: }
685:
686: if (bcmp(ns_bh, work.x_host.c_host, 6) == 0) {
687: host = "any";
688: } else if (bcmp(ns_nullh, work.x_host.c_host, 6) == 0) {
689: host = "*";
690: } else {
691: q = work.x_host.c_host;
692: sprintf(chost, "%02x%02x%02x%02x%02x%02xH",
693: q[0], q[1], q[2], q[3], q[4], q[5]);
694: for (p = chost; *p == '0' && p < chost + 12; p++)
695: continue;
696: host = p;
697: }
698: if (port)
699: sprintf(cport, ".%xH", htons(port));
700: else
701: *cport = 0;
702:
703: sprintf(mybuf,"%xH.%s%s", ntohl(net.long_e), host, cport);
704: upHex(mybuf);
705: return(mybuf);
706: }
707:
708: char *
709: ns_phost(sa)
710: struct sockaddr *sa;
711: {
712: register struct sockaddr_ns *sns = (struct sockaddr_ns *)sa;
713: struct sockaddr_ns work;
714: static union ns_net ns_zeronet;
715: char *p;
716:
717: work = *sns;
718: work.sns_addr.x_port = 0;
719: work.sns_addr.x_net = ns_zeronet;
720:
721: p = ns_print((struct sockaddr *)&work);
1.5 mickey 722: if (strncmp("0H.", p, 3) == 0) p += 3;
723: return(p);
724: }
725:
726: u_short ipx_nullh[] = {0,0,0};
727: u_short ipx_bh[] = {0xffff,0xffff,0xffff};
728:
729: char *
730: ipx_print(sa)
731: register struct sockaddr *sa;
732: {
733: register struct sockaddr_ipx *sipx = (struct sockaddr_ipx*)sa;
734: struct ipx_addr work;
735: union { union ipx_net net_e; u_long long_e; } net;
1.13 millert 736: in_port_t port;
1.5 mickey 737: static char mybuf[50], cport[10], chost[25];
738: char *host = "";
1.13 millert 739: register char *q;
1.5 mickey 740:
741: work = sipx->sipx_addr;
742: port = ntohs(work.ipx_port);
743: work.ipx_port = 0;
1.10 deraadt 744: net.net_e = work.ipx_net;
1.5 mickey 745: if (ipx_nullhost(work) && net.long_e == 0) {
746: if (port != 0) {
747: sprintf(mybuf, "*.%xH", port);
748: upHex(mybuf);
749: } else
750: sprintf(mybuf, "*.*");
751: return (mybuf);
752: }
753:
754: if (bcmp(ipx_bh, work.ipx_host.c_host, 6) == 0) {
755: host = "any";
756: } else if (bcmp(ipx_nullh, work.ipx_host.c_host, 6) == 0) {
757: host = "*";
758: } else {
759: q = work.ipx_host.c_host;
760: sprintf(chost, "%02x:%02x:%02x:%02x:%02x:%02x",
761: q[0], q[1], q[2], q[3], q[4], q[5]);
762: host = chost;
763: }
764: if (port)
765: sprintf(cport, ".%xH", htons(port));
766: else
767: *cport = 0;
768:
769: sprintf(mybuf,"%xH.%s%s", ntohl(net.long_e), host, cport);
770: upHex(mybuf);
771: return(mybuf);
772: }
773:
774: char *
775: ipx_phost(sa)
776: struct sockaddr *sa;
777: {
778: register struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)sa;
779: struct sockaddr_ipx work;
780: static union ipx_net ipx_zeronet;
781: char *p;
782:
783: work = *sipx;
784: work.sipx_addr.ipx_port = 0;
785: work.sipx_addr.ipx_net = ipx_zeronet;
786:
787: p = ipx_print((struct sockaddr *)&work);
1.1 deraadt 788: if (strncmp("0H.", p, 3) == 0) p += 3;
789: return(p);
1.9 angelos 790: }
791:
792: static void
793: encap_print(rt)
794: register struct rtentry *rt;
795: {
1.10 deraadt 796: struct sockaddr_encap sen1, sen2, sen3;
1.9 angelos 797:
798: bcopy(kgetsa(rt_key(rt)), &sen1, sizeof(sen1));
799: bcopy(kgetsa(rt_mask(rt)), &sen2, sizeof(sen2));
800: bcopy(kgetsa(rt->rt_gateway), &sen3, sizeof(sen3));
801:
802: printf("%-15s ", inet_ntoa(sen1.sen_ip_src));
803: printf("%-15s %-5u ", inet_ntoa(sen2.sen_ip_src), sen1.sen_sport);
804: printf("%-15s ", inet_ntoa(sen1.sen_ip_dst));
805: printf("%-15s %-5u %-5u ", inet_ntoa(sen2.sen_ip_dst),
1.10 deraadt 806: sen1.sen_dport, sen1.sen_proto);
1.13 millert 807: printf("%-15s %08x %-lu\n", inet_ntoa(sen3.sen_ipsp_dst),
1.12 provos 808: ntohl(sen3.sen_ipsp_spi), rt->rt_use);
1.1 deraadt 809: }
810:
811: void
812: upHex(p0)
813: char *p0;
814: {
815: register char *p = p0;
816: for (; *p; p++) switch (*p) {
817:
818: case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
819: *p += ('A' - 'a');
820: }
821: }