Annotation of src/usr.bin/netstat/route.c, Revision 1.17
1.17 ! angelos 1: /* $OpenBSD: route.c,v 1.16 1997/07/13 23:02:42 angelos 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
1.17 ! angelos 41: static char *rcsid = "$OpenBSD: route.c,v 1.16 1997/07/13 23:02:42 angelos 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");
1.17 ! angelos 235: printf("%-31s %-5s %-31s %-5s %-5s %-26s\n",
1.16 angelos 236: "Source address/netmask", "Port", "Destination address/netmask",
237: "Port", "Proto", "SA(Address/SPI/Proto)");
1.9 angelos 238: }
239:
1.1 deraadt 240: static struct sockaddr *
241: kgetsa(dst)
242: register struct sockaddr *dst;
243: {
244:
245: kget(dst, pt_u.u_sa);
246: if (pt_u.u_sa.sa_len > sizeof (pt_u.u_sa))
247: kread((u_long)dst, (char *)pt_u.u_data, pt_u.u_sa.sa_len);
248: return (&pt_u.u_sa);
249: }
250:
251: static void
252: p_tree(rn)
253: struct radix_node *rn;
254: {
255:
256: again:
257: kget(rn, rnode);
258: if (rnode.rn_b < 0) {
259: if (Aflag)
1.14 millert 260: printf("%-16p ", rn);
1.1 deraadt 261: if (rnode.rn_flags & RNF_ROOT) {
262: if (Aflag)
263: printf("(root node)%s",
264: rnode.rn_dupedkey ? " =>\n" : "\n");
265: } else if (do_rtent) {
266: kget(rn, rtentry);
267: p_rtentry(&rtentry);
268: if (Aflag)
269: p_rtnode();
270: } else {
271: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_key),
272: 0, 44);
273: putchar('\n');
274: }
1.13 millert 275: if ((rn = rnode.rn_dupedkey))
1.1 deraadt 276: goto again;
277: } else {
278: if (Aflag && do_rtent) {
1.14 millert 279: printf("%-16p ", rn);
1.1 deraadt 280: p_rtnode();
281: }
282: rn = rnode.rn_r;
283: p_tree(rnode.rn_l);
284: p_tree(rn);
285: }
286: }
287:
288: char nbuf[20];
289:
290: static void
291: p_rtnode()
292: {
293: struct radix_mask *rm = rnode.rn_mklist;
294:
295: if (rnode.rn_b < 0) {
296: if (rnode.rn_mask) {
297: printf("\t mask ");
298: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_mask),
1.10 deraadt 299: 0, -1);
1.1 deraadt 300: } else if (rm == 0)
301: return;
302: } else {
303: sprintf(nbuf, "(%d)", rnode.rn_b);
1.14 millert 304: printf("%6.6s %16p : %16p", nbuf, rnode.rn_l,
305: rnode.rn_r);
1.1 deraadt 306: }
307: while (rm) {
308: kget(rm, rmask);
309: sprintf(nbuf, " %d refs, ", rmask.rm_refs);
1.14 millert 310: printf(" mk = %16p {(%d),%s",
1.1 deraadt 311: rm, -1 - rmask.rm_b, rmask.rm_refs ? nbuf : " ");
312: p_sockaddr(kgetsa((struct sockaddr *)rmask.rm_mask), 0, -1);
313: putchar('}');
1.13 millert 314: if ((rm = rmask.rm_mklist))
1.1 deraadt 315: printf(" ->");
316: }
317: putchar('\n');
318: }
319:
320: static void
321: ntreestuff()
322: {
323: size_t needed;
324: int mib[6];
325: char *buf, *next, *lim;
326: register struct rt_msghdr *rtm;
327:
1.10 deraadt 328: mib[0] = CTL_NET;
329: mib[1] = PF_ROUTE;
330: mib[2] = 0;
331: mib[3] = 0;
332: mib[4] = NET_RT_DUMP;
333: mib[5] = 0;
334: if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
335: perror("route-sysctl-estimate");
336: exit(1);
337: }
338: if ((buf = malloc(needed)) == 0) {
339: printf("out of space\n");
340: exit(1);
341: }
342: if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) {
343: perror("sysctl of routing table");
344: exit(1);
345: }
346: lim = buf + needed;
1.1 deraadt 347: for (next = buf; next < lim; next += rtm->rtm_msglen) {
348: rtm = (struct rt_msghdr *)next;
349: np_rtentry(rtm);
350: }
351: }
352:
353: static void
354: np_rtentry(rtm)
355: register struct rt_msghdr *rtm;
356: {
357: register struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
358: #ifdef notdef
359: static int masks_done, banner_printed;
360: #endif
361: static int old_af;
362: int af = 0, interesting = RTF_UP | RTF_GATEWAY | RTF_HOST;
363:
364: #ifdef notdef
365: /* for the moment, netmasks are skipped over */
366: if (!banner_printed) {
367: printf("Netmasks:\n");
368: banner_printed = 1;
369: }
370: if (masks_done == 0) {
371: if (rtm->rtm_addrs != RTA_DST ) {
372: masks_done = 1;
373: af = sa->sa_family;
374: }
375: } else
376: #endif
377: af = sa->sa_family;
378: if (af != old_af) {
379: pr_family(af);
380: old_af = af;
381: }
382: if (rtm->rtm_addrs == RTA_DST)
383: p_sockaddr(sa, 0, 36);
384: else {
1.10 deraadt 385: p_sockaddr(sa, rtm->rtm_flags, 16);
1.1 deraadt 386: if (sa->sa_len == 0)
1.13 millert 387: sa->sa_len = sizeof(in_addr_t);
1.1 deraadt 388: sa = (struct sockaddr *)(sa->sa_len + (char *)sa);
389: p_sockaddr(sa, 0, 18);
390: }
391: p_flags(rtm->rtm_flags & interesting, "%-6.6s ");
392: putchar('\n');
393: }
394:
395: static void
396: p_sockaddr(sa, flags, width)
397: struct sockaddr *sa;
398: int flags, width;
399: {
400: char workbuf[128], *cplim;
401: register char *cp = workbuf;
402:
403: switch(sa->sa_family) {
404: case AF_INET:
405: {
406: register struct sockaddr_in *sin = (struct sockaddr_in *)sa;
407:
408: cp = (sin->sin_addr.s_addr == 0) ? "default" :
409: ((flags & RTF_HOST) ?
410: routename(sin->sin_addr.s_addr) :
411: netname(sin->sin_addr.s_addr, INADDR_ANY));
412: break;
413: }
414:
415: case AF_NS:
416: cp = ns_print(sa);
417: break;
418:
1.5 mickey 419: case AF_IPX:
420: cp = ipx_print(sa);
421: break;
1.9 angelos 422:
1.1 deraadt 423: case AF_LINK:
424: {
425: register struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
426:
427: if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 &&
428: sdl->sdl_slen == 0)
429: (void) sprintf(workbuf, "link#%d", sdl->sdl_index);
430: else switch (sdl->sdl_type) {
431: case IFT_ETHER:
432: {
433: register int i;
434: register u_char *lla = (u_char *)sdl->sdl_data +
435: sdl->sdl_nlen;
436:
437: cplim = "";
438: for (i = 0; i < sdl->sdl_alen; i++, lla++) {
1.4 deraadt 439: cp += snprintf(cp,
440: workbuf + sizeof (workbuf) - cp,
441: "%s%x", cplim, *lla);
1.1 deraadt 442: cplim = ":";
443: }
444: cp = workbuf;
445: break;
446: }
447: default:
448: cp = link_ntoa(sdl);
449: break;
450: }
451: break;
452: }
453:
454: default:
455: {
456: register u_char *s = (u_char *)sa->sa_data, *slim;
457:
1.10 deraadt 458: slim = sa->sa_len + (u_char *) sa;
1.1 deraadt 459: cplim = cp + sizeof(workbuf) - 6;
460: cp += sprintf(cp, "(%d)", sa->sa_family);
461: while (s < slim && cp < cplim) {
1.4 deraadt 462: cp += snprintf(cp, workbuf + sizeof (workbuf) - cp,
463: " %02x", *s++);
1.1 deraadt 464: if (s < slim)
1.4 deraadt 465: cp += snprintf(cp,
466: workbuf + sizeof (workbuf) - cp,
467: "%02x", *s++);
1.1 deraadt 468: }
469: cp = workbuf;
470: }
471: }
472: if (width < 0 )
473: printf("%s ", cp);
474: else {
475: if (nflag)
476: printf("%-*s ", width, cp);
477: else
478: printf("%-*.*s ", width, width, cp);
479: }
480: }
481:
482: static void
483: p_flags(f, format)
484: register int f;
485: char *format;
486: {
487: char name[33], *flags;
488: register struct bits *p = bits;
489:
490: for (flags = name; p->b_mask; p++)
491: if (p->b_mask & f)
492: *flags++ = p->b_val;
493: *flags = '\0';
494: printf(format, name);
495: }
496:
497: static void
498: p_rtentry(rt)
499: register struct rtentry *rt;
500: {
501: static struct ifnet ifnet, *lastif;
1.9 angelos 502: struct sockaddr *sa;
503:
504: sa = kgetsa(rt_key(rt));
505:
1.10 deraadt 506: if (sa->sa_family == AF_ENCAP) {
507: encap_print(rt);
508: return;
1.9 angelos 509: }
510:
511: p_sockaddr(sa, rt->rt_flags, WID_DST);
1.1 deraadt 512: p_sockaddr(kgetsa(rt->rt_gateway), RTF_HOST, WID_GW);
513: p_flags(rt->rt_flags, "%-6.6s ");
1.13 millert 514: printf("%6d %8ld ", rt->rt_refcnt, rt->rt_use);
1.1 deraadt 515: if (rt->rt_rmx.rmx_mtu)
1.13 millert 516: printf("%6ld ", rt->rt_rmx.rmx_mtu);
1.1 deraadt 517: else
518: printf("%6s ", "-");
519: if (rt->rt_ifp) {
520: if (rt->rt_ifp != lastif) {
521: kget(rt->rt_ifp, ifnet);
522: lastif = rt->rt_ifp;
523: }
1.2 deraadt 524: printf(" %.16s%s", ifnet.if_xname,
1.1 deraadt 525: rt->rt_nodes[0].rn_dupedkey ? " =>" : "");
526: }
527: putchar('\n');
528: }
529:
530: char *
531: routename(in)
1.13 millert 532: in_addr_t in;
1.1 deraadt 533: {
534: register char *cp;
535: static char line[MAXHOSTNAMELEN + 1];
536: struct hostent *hp;
537: static char domain[MAXHOSTNAMELEN + 1];
538: static int first = 1;
539:
540: if (first) {
541: first = 0;
542: if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
1.7 millert 543: (cp = strchr(domain, '.')))
1.1 deraadt 544: (void) strcpy(domain, cp + 1);
545: else
546: domain[0] = 0;
547: }
548: cp = 0;
549: if (!nflag) {
550: hp = gethostbyaddr((char *)&in, sizeof (struct in_addr),
551: AF_INET);
552: if (hp) {
1.7 millert 553: if ((cp = strchr(hp->h_name, '.')) &&
1.1 deraadt 554: !strcmp(cp + 1, domain))
555: *cp = 0;
556: cp = hp->h_name;
557: }
558: }
559: if (cp)
560: strncpy(line, cp, sizeof(line) - 1);
561: else {
562: #define C(x) ((x) & 0xff)
563: in = ntohl(in);
564: sprintf(line, "%u.%u.%u.%u",
565: C(in >> 24), C(in >> 16), C(in >> 8), C(in));
566: }
567: return (line);
568: }
569:
570: /*
571: * Return the name of the network whose address is given.
572: * The address is assumed to be that of a net or subnet, not a host.
573: */
574: char *
575: netname(in, mask)
1.13 millert 576: in_addr_t in, mask;
1.1 deraadt 577: {
578: char *cp = 0;
579: static char line[MAXHOSTNAMELEN + 1];
580: struct netent *np = 0;
1.13 millert 581: in_addr_t net, subnetshift;
1.1 deraadt 582:
583: in = ntohl(in);
584: mask = ntohl(mask);
585: if (!nflag && in != INADDR_ANY) {
1.8 tholo 586: np = getnetbyaddr(in, AF_INET);
587: if (np == NULL) {
588: if (mask == INADDR_ANY) {
589: if (IN_CLASSA(in)) {
590: mask = IN_CLASSA_NET;
591: subnetshift = 8;
592: } else if (IN_CLASSB(in)) {
593: mask = IN_CLASSB_NET;
594: subnetshift = 8;
595: } else {
596: mask = IN_CLASSC_NET;
597: subnetshift = 4;
598: }
599: /*
600: * If there are more bits than the standard mask
601: * would suggest, subnets must be in use.
602: * Guess at the subnet mask, assuming reasonable
603: * width subnet fields.
604: */
605: while (in &~ mask)
1.11 millert 606: mask = (int)mask >> subnetshift;
1.1 deraadt 607: }
1.8 tholo 608: net = in & mask;
609: while ((mask & 1) == 0)
610: mask >>= 1, net >>= 1;
611: np = getnetbyaddr(net, AF_INET);
1.1 deraadt 612: }
613: if (np)
614: cp = np->n_name;
615: }
616: if (cp)
617: strncpy(line, cp, sizeof(line) - 1);
618: else if ((in & 0xffffff) == 0)
619: sprintf(line, "%u", C(in >> 24));
620: else if ((in & 0xffff) == 0)
621: sprintf(line, "%u.%u", C(in >> 24) , C(in >> 16));
622: else if ((in & 0xff) == 0)
623: sprintf(line, "%u.%u.%u", C(in >> 24), C(in >> 16), C(in >> 8));
624: else
625: sprintf(line, "%u.%u.%u.%u", C(in >> 24),
626: C(in >> 16), C(in >> 8), C(in));
627: return (line);
628: }
629:
630: /*
631: * Print routing statistics
632: */
633: void
634: rt_stats(off)
635: u_long off;
636: {
637: struct rtstat rtstat;
638:
639: if (off == 0) {
640: printf("rtstat: symbol not in namelist\n");
641: return;
642: }
643: kread(off, (char *)&rtstat, sizeof (rtstat));
644: printf("routing:\n");
645: printf("\t%u bad routing redirect%s\n",
646: rtstat.rts_badredirect, plural(rtstat.rts_badredirect));
647: printf("\t%u dynamically created route%s\n",
648: rtstat.rts_dynamic, plural(rtstat.rts_dynamic));
649: printf("\t%u new gateway%s due to redirects\n",
650: rtstat.rts_newgateway, plural(rtstat.rts_newgateway));
651: printf("\t%u destination%s found unreachable\n",
652: rtstat.rts_unreach, plural(rtstat.rts_unreach));
653: printf("\t%u use%s of a wildcard route\n",
654: rtstat.rts_wildcard, plural(rtstat.rts_wildcard));
655: }
1.5 mickey 656:
1.1 deraadt 657: short ns_nullh[] = {0,0,0};
658: short ns_bh[] = {-1,-1,-1};
659:
660: char *
661: ns_print(sa)
662: register struct sockaddr *sa;
663: {
664: register struct sockaddr_ns *sns = (struct sockaddr_ns*)sa;
665: struct ns_addr work;
666: union { union ns_net net_e; u_long long_e; } net;
1.13 millert 667: in_port_t port;
1.1 deraadt 668: static char mybuf[50], cport[10], chost[25];
669: char *host = "";
670: register char *p; register u_char *q;
671:
672: work = sns->sns_addr;
673: port = ntohs(work.x_port);
674: work.x_port = 0;
1.10 deraadt 675: net.net_e = work.x_net;
1.1 deraadt 676: if (ns_nullhost(work) && net.long_e == 0) {
677: if (port ) {
678: sprintf(mybuf, "*.%xH", port);
679: upHex(mybuf);
680: } else
681: sprintf(mybuf, "*.*");
682: return (mybuf);
683: }
684:
685: if (bcmp(ns_bh, work.x_host.c_host, 6) == 0) {
686: host = "any";
687: } else if (bcmp(ns_nullh, work.x_host.c_host, 6) == 0) {
688: host = "*";
689: } else {
690: q = work.x_host.c_host;
691: sprintf(chost, "%02x%02x%02x%02x%02x%02xH",
692: q[0], q[1], q[2], q[3], q[4], q[5]);
693: for (p = chost; *p == '0' && p < chost + 12; p++)
694: continue;
695: host = p;
696: }
697: if (port)
698: sprintf(cport, ".%xH", htons(port));
699: else
700: *cport = 0;
701:
702: sprintf(mybuf,"%xH.%s%s", ntohl(net.long_e), host, cport);
703: upHex(mybuf);
704: return(mybuf);
705: }
706:
707: char *
708: ns_phost(sa)
709: struct sockaddr *sa;
710: {
711: register struct sockaddr_ns *sns = (struct sockaddr_ns *)sa;
712: struct sockaddr_ns work;
713: static union ns_net ns_zeronet;
714: char *p;
715:
716: work = *sns;
717: work.sns_addr.x_port = 0;
718: work.sns_addr.x_net = ns_zeronet;
719:
720: p = ns_print((struct sockaddr *)&work);
1.5 mickey 721: if (strncmp("0H.", p, 3) == 0) p += 3;
722: return(p);
723: }
724:
725: u_short ipx_nullh[] = {0,0,0};
726: u_short ipx_bh[] = {0xffff,0xffff,0xffff};
727:
728: char *
729: ipx_print(sa)
730: register struct sockaddr *sa;
731: {
732: register struct sockaddr_ipx *sipx = (struct sockaddr_ipx*)sa;
733: struct ipx_addr work;
734: union { union ipx_net net_e; u_long long_e; } net;
1.13 millert 735: in_port_t port;
1.5 mickey 736: static char mybuf[50], cport[10], chost[25];
737: char *host = "";
1.13 millert 738: register char *q;
1.5 mickey 739:
740: work = sipx->sipx_addr;
741: port = ntohs(work.ipx_port);
742: work.ipx_port = 0;
1.10 deraadt 743: net.net_e = work.ipx_net;
1.5 mickey 744: if (ipx_nullhost(work) && net.long_e == 0) {
745: if (port != 0) {
746: sprintf(mybuf, "*.%xH", port);
747: upHex(mybuf);
748: } else
749: sprintf(mybuf, "*.*");
750: return (mybuf);
751: }
752:
753: if (bcmp(ipx_bh, work.ipx_host.c_host, 6) == 0) {
754: host = "any";
755: } else if (bcmp(ipx_nullh, work.ipx_host.c_host, 6) == 0) {
756: host = "*";
757: } else {
758: q = work.ipx_host.c_host;
759: sprintf(chost, "%02x:%02x:%02x:%02x:%02x:%02x",
760: q[0], q[1], q[2], q[3], q[4], q[5]);
761: host = chost;
762: }
763: if (port)
764: sprintf(cport, ".%xH", htons(port));
765: else
766: *cport = 0;
767:
768: sprintf(mybuf,"%xH.%s%s", ntohl(net.long_e), host, cport);
769: upHex(mybuf);
770: return(mybuf);
771: }
772:
773: char *
774: ipx_phost(sa)
775: struct sockaddr *sa;
776: {
777: register struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)sa;
778: struct sockaddr_ipx work;
779: static union ipx_net ipx_zeronet;
780: char *p;
781:
782: work = *sipx;
783: work.sipx_addr.ipx_port = 0;
784: work.sipx_addr.ipx_net = ipx_zeronet;
785:
786: p = ipx_print((struct sockaddr *)&work);
1.1 deraadt 787: if (strncmp("0H.", p, 3) == 0) p += 3;
788: return(p);
1.9 angelos 789: }
790:
791: static void
792: encap_print(rt)
793: register struct rtentry *rt;
794: {
1.10 deraadt 795: struct sockaddr_encap sen1, sen2, sen3;
1.17 ! angelos 796: u_char buffer[32];
1.16 angelos 797: int i;
1.9 angelos 798:
799: bcopy(kgetsa(rt_key(rt)), &sen1, sizeof(sen1));
800: bcopy(kgetsa(rt_mask(rt)), &sen2, sizeof(sen2));
801: bcopy(kgetsa(rt->rt_gateway), &sen3, sizeof(sen3));
802:
1.17 ! angelos 803: bzero(buffer, 32);
1.16 angelos 804: strncpy(buffer, inet_ntoa(sen1.sen_ip_src), 15);
805: i = strlen(buffer);
806: strncpy(buffer + i, "/", 1);
807: i++;
808: strncpy(buffer + i, inet_ntoa(sen2.sen_ip_src), 15);
809:
1.17 ! angelos 810: printf("%-31s %-5u ", buffer, sen1.sen_sport);
1.16 angelos 811:
1.17 ! angelos 812: bzero(buffer, 32);
1.16 angelos 813: strncpy(buffer, inet_ntoa(sen1.sen_ip_dst), 15);
814: i = strlen(buffer);
815: strncpy(buffer + i, "/", 1);
816: i++;
817: strncpy(buffer + i, inet_ntoa(sen2.sen_ip_dst), 15);
818:
1.17 ! angelos 819: printf("%-31s %-5u %-5u ", buffer, sen1.sen_dport, sen1.sen_proto);
1.16 angelos 820: printf("%s/%08x/%-lu\n", inet_ntoa(sen3.sen_ipsp_dst),
821: ntohl(sen3.sen_ipsp_spi), sen3.sen_ipsp_sproto);
1.1 deraadt 822: }
823:
824: void
825: upHex(p0)
826: char *p0;
827: {
828: register char *p = p0;
829: for (; *p; p++) switch (*p) {
830:
831: case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
832: *p += ('A' - 'a');
833: }
834: }
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