Annotation of src/usr.bin/netstat/route.c, Revision 1.20
1.20 ! kstailey 1: /* $OpenBSD: route.c,v 1.19 1997/07/25 04:29:00 mickey 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
1.20 ! kstailey 41: static char *rcsid = "$OpenBSD: route.c,v 1.19 1997/07/25 04:29:00 mickey 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:
1.18 denny 63: #include <netatalk/at.h>
64:
1.1 deraadt 65: #include <sys/sysctl.h>
66:
1.15 millert 67: #include <limits.h>
1.1 deraadt 68: #include <netdb.h>
69: #include <stdio.h>
70: #include <stdlib.h>
71: #include <string.h>
72: #include <unistd.h>
1.9 angelos 73:
74: #ifndef INET
75: #define INET
76: #endif
77:
78: #include <net/encap.h>
1.1 deraadt 79: #include "netstat.h"
80:
81: #define kget(p, d) (kread((u_long)(p), (char *)&(d), sizeof (d)))
82:
83: /*
84: * Definitions for showing gateway flags.
85: */
86: struct bits {
87: short b_mask;
88: char b_val;
89: } bits[] = {
90: { RTF_UP, 'U' },
91: { RTF_GATEWAY, 'G' },
92: { RTF_HOST, 'H' },
93: { RTF_REJECT, 'R' },
94: { RTF_DYNAMIC, 'D' },
95: { RTF_MODIFIED, 'M' },
96: { RTF_DONE, 'd' }, /* Completed -- for routing messages only */
97: { RTF_MASK, 'm' }, /* Mask Present -- for routing messages only */
98: { RTF_CLONING, 'C' },
99: { RTF_XRESOLVE, 'X' },
100: { RTF_LLINFO, 'L' },
101: { RTF_STATIC, 'S' },
102: { RTF_PROTO1, '1' },
103: { RTF_PROTO2, '2' },
104: { 0 }
105: };
106:
107: static union {
1.6 deraadt 108: struct sockaddr u_sa;
109: u_int32_t u_data[64];
1.1 deraadt 110: } pt_u;
111:
112: int do_rtent = 0;
113: struct rtentry rtentry;
114: struct radix_node rnode;
115: struct radix_mask rmask;
116:
117: int NewTree = 0;
118:
119: static struct sockaddr *kgetsa __P((struct sockaddr *));
120: static void p_tree __P((struct radix_node *));
121: static void p_rtnode __P(());
122: static void ntreestuff __P(());
123: static void np_rtentry __P((struct rt_msghdr *));
124: static void p_sockaddr __P((struct sockaddr *, int, int));
125: static void p_flags __P((int, char *));
126: static void p_rtentry __P((struct rtentry *));
1.9 angelos 127: static void encap_print __P((struct rtentry *));
1.1 deraadt 128:
129: /*
130: * Print routing tables.
131: */
132: void
133: routepr(rtree)
134: u_long rtree;
135: {
136: struct radix_node_head *rnh, head;
137: int i;
138:
139: printf("Routing tables\n");
140:
141: if (Aflag == 0 && NewTree)
142: ntreestuff();
143: else {
144: if (rtree == 0) {
145: printf("rt_tables: symbol not in namelist\n");
146: return;
147: }
148:
149: kget(rtree, rt_tables);
150: for (i = 0; i <= AF_MAX; i++) {
151: if ((rnh = rt_tables[i]) == 0)
152: continue;
153: kget(rnh, head);
154: if (i == AF_UNSPEC) {
155: if (Aflag && af == 0) {
156: printf("Netmasks:\n");
157: p_tree(head.rnh_treetop);
158: }
159: } else if (af == AF_UNSPEC || af == i) {
160: pr_family(i);
161: do_rtent = 1;
1.9 angelos 162: if (i != AF_ENCAP)
1.10 deraadt 163: pr_rthdr();
1.9 angelos 164: else
1.10 deraadt 165: pr_encaphdr();
1.1 deraadt 166: p_tree(head.rnh_treetop);
167: }
168: }
169: }
170: }
171:
172: /*
173: * Print address family header before a section of the routing table.
174: */
175: void
176: pr_family(af)
177: int af;
178: {
179: char *afname;
180:
181: switch (af) {
182: case AF_INET:
183: afname = "Internet";
184: break;
185: case AF_NS:
186: afname = "XNS";
187: break;
1.5 mickey 188: case AF_IPX:
189: afname = "IPX";
190: break;
1.1 deraadt 191: case AF_ISO:
192: afname = "ISO";
193: break;
194: case AF_CCITT:
195: afname = "X.25";
196: break;
1.9 angelos 197: case AF_ENCAP:
1.10 deraadt 198: afname = "Encap";
1.9 angelos 199: break;
1.18 denny 200: case AF_APPLETALK:
201: afname = "AppleTalk";
202: break;
1.1 deraadt 203: default:
204: afname = NULL;
205: break;
206: }
207: if (afname)
208: printf("\n%s:\n", afname);
209: else
210: printf("\nProtocol Family %d:\n", af);
211: }
212:
213: /* column widths; each followed by one space */
1.19 mickey 214: #define WID_DST 18 /* width of destination column */
1.1 deraadt 215: #define WID_GW 18 /* width of gateway column */
216:
217: /*
218: * Print header for routing table columns.
219: */
220: void
221: pr_rthdr()
222: {
223:
224: if (Aflag)
1.15 millert 225: printf("%-*.*s ", PLEN, PLEN, "Address");
1.20 ! kstailey 226: printf("%-*.*s %-*.*s %-6.6s %6.6s %6.6s %6.6s %s\n",
1.1 deraadt 227: WID_DST, WID_DST, "Destination",
228: WID_GW, WID_GW, "Gateway",
229: "Flags", "Refs", "Use", "Mtu", "Interface");
230: }
231:
1.9 angelos 232: /*
233: * Print header for AF_ENCAP entries.
234: */
235: void
236: pr_encaphdr()
237: {
1.10 deraadt 238: if (Aflag)
1.15 millert 239: printf("%-*s ", PLEN, "Address");
1.17 angelos 240: printf("%-31s %-5s %-31s %-5s %-5s %-26s\n",
1.16 angelos 241: "Source address/netmask", "Port", "Destination address/netmask",
242: "Port", "Proto", "SA(Address/SPI/Proto)");
1.9 angelos 243: }
244:
1.1 deraadt 245: static struct sockaddr *
246: kgetsa(dst)
247: register struct sockaddr *dst;
248: {
249:
250: kget(dst, pt_u.u_sa);
251: if (pt_u.u_sa.sa_len > sizeof (pt_u.u_sa))
252: kread((u_long)dst, (char *)pt_u.u_data, pt_u.u_sa.sa_len);
253: return (&pt_u.u_sa);
254: }
255:
256: static void
257: p_tree(rn)
258: struct radix_node *rn;
259: {
260:
261: again:
262: kget(rn, rnode);
263: if (rnode.rn_b < 0) {
264: if (Aflag)
1.14 millert 265: printf("%-16p ", rn);
1.1 deraadt 266: if (rnode.rn_flags & RNF_ROOT) {
267: if (Aflag)
268: printf("(root node)%s",
269: rnode.rn_dupedkey ? " =>\n" : "\n");
270: } else if (do_rtent) {
271: kget(rn, rtentry);
272: p_rtentry(&rtentry);
273: if (Aflag)
274: p_rtnode();
275: } else {
276: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_key),
277: 0, 44);
278: putchar('\n');
279: }
1.13 millert 280: if ((rn = rnode.rn_dupedkey))
1.1 deraadt 281: goto again;
282: } else {
283: if (Aflag && do_rtent) {
1.14 millert 284: printf("%-16p ", rn);
1.1 deraadt 285: p_rtnode();
286: }
287: rn = rnode.rn_r;
288: p_tree(rnode.rn_l);
289: p_tree(rn);
290: }
291: }
292:
293: char nbuf[20];
294:
295: static void
296: p_rtnode()
297: {
298: struct radix_mask *rm = rnode.rn_mklist;
299:
300: if (rnode.rn_b < 0) {
301: if (rnode.rn_mask) {
302: printf("\t mask ");
303: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_mask),
1.10 deraadt 304: 0, -1);
1.1 deraadt 305: } else if (rm == 0)
306: return;
307: } else {
308: sprintf(nbuf, "(%d)", rnode.rn_b);
1.14 millert 309: printf("%6.6s %16p : %16p", nbuf, rnode.rn_l,
310: rnode.rn_r);
1.1 deraadt 311: }
312: while (rm) {
313: kget(rm, rmask);
314: sprintf(nbuf, " %d refs, ", rmask.rm_refs);
1.14 millert 315: printf(" mk = %16p {(%d),%s",
1.1 deraadt 316: rm, -1 - rmask.rm_b, rmask.rm_refs ? nbuf : " ");
317: p_sockaddr(kgetsa((struct sockaddr *)rmask.rm_mask), 0, -1);
318: putchar('}');
1.13 millert 319: if ((rm = rmask.rm_mklist))
1.1 deraadt 320: printf(" ->");
321: }
322: putchar('\n');
323: }
324:
325: static void
326: ntreestuff()
327: {
328: size_t needed;
329: int mib[6];
330: char *buf, *next, *lim;
331: register struct rt_msghdr *rtm;
332:
1.10 deraadt 333: mib[0] = CTL_NET;
334: mib[1] = PF_ROUTE;
335: mib[2] = 0;
336: mib[3] = 0;
337: mib[4] = NET_RT_DUMP;
338: mib[5] = 0;
339: if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
340: perror("route-sysctl-estimate");
341: exit(1);
342: }
343: if ((buf = malloc(needed)) == 0) {
344: printf("out of space\n");
345: exit(1);
346: }
347: if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) {
348: perror("sysctl of routing table");
349: exit(1);
350: }
351: lim = buf + needed;
1.1 deraadt 352: for (next = buf; next < lim; next += rtm->rtm_msglen) {
353: rtm = (struct rt_msghdr *)next;
354: np_rtentry(rtm);
355: }
356: }
357:
358: static void
359: np_rtentry(rtm)
360: register struct rt_msghdr *rtm;
361: {
362: register struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
363: #ifdef notdef
364: static int masks_done, banner_printed;
365: #endif
366: static int old_af;
367: int af = 0, interesting = RTF_UP | RTF_GATEWAY | RTF_HOST;
368:
369: #ifdef notdef
370: /* for the moment, netmasks are skipped over */
371: if (!banner_printed) {
372: printf("Netmasks:\n");
373: banner_printed = 1;
374: }
375: if (masks_done == 0) {
376: if (rtm->rtm_addrs != RTA_DST ) {
377: masks_done = 1;
378: af = sa->sa_family;
379: }
380: } else
381: #endif
382: af = sa->sa_family;
383: if (af != old_af) {
384: pr_family(af);
385: old_af = af;
386: }
387: if (rtm->rtm_addrs == RTA_DST)
388: p_sockaddr(sa, 0, 36);
389: else {
1.10 deraadt 390: p_sockaddr(sa, rtm->rtm_flags, 16);
1.1 deraadt 391: if (sa->sa_len == 0)
1.13 millert 392: sa->sa_len = sizeof(in_addr_t);
1.1 deraadt 393: sa = (struct sockaddr *)(sa->sa_len + (char *)sa);
394: p_sockaddr(sa, 0, 18);
395: }
396: p_flags(rtm->rtm_flags & interesting, "%-6.6s ");
397: putchar('\n');
398: }
399:
400: static void
401: p_sockaddr(sa, flags, width)
402: struct sockaddr *sa;
403: int flags, width;
404: {
405: char workbuf[128], *cplim;
406: register char *cp = workbuf;
407:
408: switch(sa->sa_family) {
409: case AF_INET:
410: {
411: register struct sockaddr_in *sin = (struct sockaddr_in *)sa;
412:
413: cp = (sin->sin_addr.s_addr == 0) ? "default" :
414: ((flags & RTF_HOST) ?
415: routename(sin->sin_addr.s_addr) :
416: netname(sin->sin_addr.s_addr, INADDR_ANY));
417: break;
418: }
419:
420: case AF_NS:
421: cp = ns_print(sa);
422: break;
423:
1.5 mickey 424: case AF_IPX:
425: cp = ipx_print(sa);
426: break;
1.9 angelos 427:
1.1 deraadt 428: case AF_LINK:
429: {
430: register struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
431:
432: if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 &&
433: sdl->sdl_slen == 0)
434: (void) sprintf(workbuf, "link#%d", sdl->sdl_index);
435: else switch (sdl->sdl_type) {
436: case IFT_ETHER:
437: {
438: register int i;
439: register u_char *lla = (u_char *)sdl->sdl_data +
440: sdl->sdl_nlen;
441:
442: cplim = "";
443: for (i = 0; i < sdl->sdl_alen; i++, lla++) {
1.4 deraadt 444: cp += snprintf(cp,
445: workbuf + sizeof (workbuf) - cp,
446: "%s%x", cplim, *lla);
1.1 deraadt 447: cplim = ":";
448: }
449: cp = workbuf;
450: break;
451: }
452: default:
453: cp = link_ntoa(sdl);
454: break;
455: }
456: break;
457: }
458:
1.18 denny 459: case AF_APPLETALK:
460: {
461: /* XXX could do better */
462: cp = atalk_print(sa,11);
463: break;
464: }
1.1 deraadt 465: default:
466: {
467: register u_char *s = (u_char *)sa->sa_data, *slim;
468:
1.10 deraadt 469: slim = sa->sa_len + (u_char *) sa;
1.1 deraadt 470: cplim = cp + sizeof(workbuf) - 6;
471: cp += sprintf(cp, "(%d)", sa->sa_family);
472: while (s < slim && cp < cplim) {
1.4 deraadt 473: cp += snprintf(cp, workbuf + sizeof (workbuf) - cp,
474: " %02x", *s++);
1.1 deraadt 475: if (s < slim)
1.4 deraadt 476: cp += snprintf(cp,
477: workbuf + sizeof (workbuf) - cp,
478: "%02x", *s++);
1.1 deraadt 479: }
480: cp = workbuf;
481: }
482: }
483: if (width < 0 )
484: printf("%s ", cp);
485: else {
486: if (nflag)
487: printf("%-*s ", width, cp);
488: else
489: printf("%-*.*s ", width, width, cp);
490: }
491: }
492:
493: static void
494: p_flags(f, format)
495: register int f;
496: char *format;
497: {
498: char name[33], *flags;
499: register struct bits *p = bits;
500:
501: for (flags = name; p->b_mask; p++)
502: if (p->b_mask & f)
503: *flags++ = p->b_val;
504: *flags = '\0';
505: printf(format, name);
506: }
507:
508: static void
509: p_rtentry(rt)
510: register struct rtentry *rt;
511: {
512: static struct ifnet ifnet, *lastif;
1.9 angelos 513: struct sockaddr *sa;
514:
515: sa = kgetsa(rt_key(rt));
516:
1.10 deraadt 517: if (sa->sa_family == AF_ENCAP) {
518: encap_print(rt);
519: return;
1.9 angelos 520: }
521:
522: p_sockaddr(sa, rt->rt_flags, WID_DST);
1.1 deraadt 523: p_sockaddr(kgetsa(rt->rt_gateway), RTF_HOST, WID_GW);
524: p_flags(rt->rt_flags, "%-6.6s ");
1.13 millert 525: printf("%6d %8ld ", rt->rt_refcnt, rt->rt_use);
1.1 deraadt 526: if (rt->rt_rmx.rmx_mtu)
1.13 millert 527: printf("%6ld ", rt->rt_rmx.rmx_mtu);
1.1 deraadt 528: else
529: printf("%6s ", "-");
530: if (rt->rt_ifp) {
531: if (rt->rt_ifp != lastif) {
532: kget(rt->rt_ifp, ifnet);
533: lastif = rt->rt_ifp;
534: }
1.2 deraadt 535: printf(" %.16s%s", ifnet.if_xname,
1.1 deraadt 536: rt->rt_nodes[0].rn_dupedkey ? " =>" : "");
537: }
538: putchar('\n');
539: }
540:
541: char *
542: routename(in)
1.13 millert 543: in_addr_t in;
1.1 deraadt 544: {
545: register char *cp;
546: static char line[MAXHOSTNAMELEN + 1];
547: struct hostent *hp;
548: static char domain[MAXHOSTNAMELEN + 1];
549: static int first = 1;
550:
551: if (first) {
552: first = 0;
553: if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
1.7 millert 554: (cp = strchr(domain, '.')))
1.1 deraadt 555: (void) strcpy(domain, cp + 1);
556: else
557: domain[0] = 0;
558: }
559: cp = 0;
560: if (!nflag) {
561: hp = gethostbyaddr((char *)&in, sizeof (struct in_addr),
562: AF_INET);
563: if (hp) {
1.7 millert 564: if ((cp = strchr(hp->h_name, '.')) &&
1.1 deraadt 565: !strcmp(cp + 1, domain))
566: *cp = 0;
567: cp = hp->h_name;
568: }
569: }
570: if (cp)
571: strncpy(line, cp, sizeof(line) - 1);
572: else {
573: #define C(x) ((x) & 0xff)
574: in = ntohl(in);
575: sprintf(line, "%u.%u.%u.%u",
576: C(in >> 24), C(in >> 16), C(in >> 8), C(in));
577: }
578: return (line);
579: }
580:
581: /*
582: * Return the name of the network whose address is given.
583: * The address is assumed to be that of a net or subnet, not a host.
584: */
585: char *
586: netname(in, mask)
1.13 millert 587: in_addr_t in, mask;
1.1 deraadt 588: {
589: char *cp = 0;
590: static char line[MAXHOSTNAMELEN + 1];
591: struct netent *np = 0;
1.13 millert 592: in_addr_t net, subnetshift;
1.1 deraadt 593:
594: in = ntohl(in);
595: mask = ntohl(mask);
596: if (!nflag && in != INADDR_ANY) {
1.8 tholo 597: np = getnetbyaddr(in, AF_INET);
598: if (np == NULL) {
599: if (mask == INADDR_ANY) {
600: if (IN_CLASSA(in)) {
601: mask = IN_CLASSA_NET;
602: subnetshift = 8;
603: } else if (IN_CLASSB(in)) {
604: mask = IN_CLASSB_NET;
605: subnetshift = 8;
606: } else {
607: mask = IN_CLASSC_NET;
608: subnetshift = 4;
609: }
610: /*
611: * If there are more bits than the standard mask
612: * would suggest, subnets must be in use.
613: * Guess at the subnet mask, assuming reasonable
614: * width subnet fields.
615: */
616: while (in &~ mask)
1.11 millert 617: mask = (int)mask >> subnetshift;
1.1 deraadt 618: }
1.8 tholo 619: net = in & mask;
620: while ((mask & 1) == 0)
621: mask >>= 1, net >>= 1;
622: np = getnetbyaddr(net, AF_INET);
1.1 deraadt 623: }
624: if (np)
625: cp = np->n_name;
626: }
627: if (cp)
628: strncpy(line, cp, sizeof(line) - 1);
629: else if ((in & 0xffffff) == 0)
630: sprintf(line, "%u", C(in >> 24));
631: else if ((in & 0xffff) == 0)
632: sprintf(line, "%u.%u", C(in >> 24) , C(in >> 16));
633: else if ((in & 0xff) == 0)
634: sprintf(line, "%u.%u.%u", C(in >> 24), C(in >> 16), C(in >> 8));
635: else
636: sprintf(line, "%u.%u.%u.%u", C(in >> 24),
637: C(in >> 16), C(in >> 8), C(in));
638: return (line);
639: }
640:
641: /*
642: * Print routing statistics
643: */
644: void
645: rt_stats(off)
646: u_long off;
647: {
648: struct rtstat rtstat;
649:
650: if (off == 0) {
651: printf("rtstat: symbol not in namelist\n");
652: return;
653: }
654: kread(off, (char *)&rtstat, sizeof (rtstat));
655: printf("routing:\n");
656: printf("\t%u bad routing redirect%s\n",
657: rtstat.rts_badredirect, plural(rtstat.rts_badredirect));
658: printf("\t%u dynamically created route%s\n",
659: rtstat.rts_dynamic, plural(rtstat.rts_dynamic));
660: printf("\t%u new gateway%s due to redirects\n",
661: rtstat.rts_newgateway, plural(rtstat.rts_newgateway));
662: printf("\t%u destination%s found unreachable\n",
663: rtstat.rts_unreach, plural(rtstat.rts_unreach));
664: printf("\t%u use%s of a wildcard route\n",
665: rtstat.rts_wildcard, plural(rtstat.rts_wildcard));
666: }
1.5 mickey 667:
1.1 deraadt 668: short ns_nullh[] = {0,0,0};
669: short ns_bh[] = {-1,-1,-1};
670:
671: char *
672: ns_print(sa)
673: register struct sockaddr *sa;
674: {
675: register struct sockaddr_ns *sns = (struct sockaddr_ns*)sa;
676: struct ns_addr work;
677: union { union ns_net net_e; u_long long_e; } net;
1.13 millert 678: in_port_t port;
1.1 deraadt 679: static char mybuf[50], cport[10], chost[25];
680: char *host = "";
681: register char *p; register u_char *q;
682:
683: work = sns->sns_addr;
684: port = ntohs(work.x_port);
685: work.x_port = 0;
1.10 deraadt 686: net.net_e = work.x_net;
1.1 deraadt 687: if (ns_nullhost(work) && net.long_e == 0) {
688: if (port ) {
689: sprintf(mybuf, "*.%xH", port);
690: upHex(mybuf);
691: } else
692: sprintf(mybuf, "*.*");
693: return (mybuf);
694: }
695:
696: if (bcmp(ns_bh, work.x_host.c_host, 6) == 0) {
697: host = "any";
698: } else if (bcmp(ns_nullh, work.x_host.c_host, 6) == 0) {
699: host = "*";
700: } else {
701: q = work.x_host.c_host;
702: sprintf(chost, "%02x%02x%02x%02x%02x%02xH",
703: q[0], q[1], q[2], q[3], q[4], q[5]);
704: for (p = chost; *p == '0' && p < chost + 12; p++)
705: continue;
706: host = p;
707: }
708: if (port)
709: sprintf(cport, ".%xH", htons(port));
710: else
711: *cport = 0;
712:
713: sprintf(mybuf,"%xH.%s%s", ntohl(net.long_e), host, cport);
714: upHex(mybuf);
715: return(mybuf);
716: }
717:
718: char *
719: ns_phost(sa)
720: struct sockaddr *sa;
721: {
722: register struct sockaddr_ns *sns = (struct sockaddr_ns *)sa;
723: struct sockaddr_ns work;
724: static union ns_net ns_zeronet;
725: char *p;
726:
727: work = *sns;
728: work.sns_addr.x_port = 0;
729: work.sns_addr.x_net = ns_zeronet;
730:
731: p = ns_print((struct sockaddr *)&work);
1.5 mickey 732: if (strncmp("0H.", p, 3) == 0) p += 3;
733: return(p);
734: }
735:
736: u_short ipx_nullh[] = {0,0,0};
737: u_short ipx_bh[] = {0xffff,0xffff,0xffff};
738:
739: char *
740: ipx_print(sa)
741: register struct sockaddr *sa;
742: {
743: register struct sockaddr_ipx *sipx = (struct sockaddr_ipx*)sa;
744: struct ipx_addr work;
745: union { union ipx_net net_e; u_long long_e; } net;
1.13 millert 746: in_port_t port;
1.5 mickey 747: static char mybuf[50], cport[10], chost[25];
748: char *host = "";
1.13 millert 749: register char *q;
1.5 mickey 750:
751: work = sipx->sipx_addr;
752: port = ntohs(work.ipx_port);
753: work.ipx_port = 0;
1.10 deraadt 754: net.net_e = work.ipx_net;
1.5 mickey 755: if (ipx_nullhost(work) && net.long_e == 0) {
756: if (port != 0) {
757: sprintf(mybuf, "*.%xH", port);
758: upHex(mybuf);
759: } else
760: sprintf(mybuf, "*.*");
761: return (mybuf);
762: }
763:
764: if (bcmp(ipx_bh, work.ipx_host.c_host, 6) == 0) {
765: host = "any";
766: } else if (bcmp(ipx_nullh, work.ipx_host.c_host, 6) == 0) {
767: host = "*";
768: } else {
769: q = work.ipx_host.c_host;
770: sprintf(chost, "%02x:%02x:%02x:%02x:%02x:%02x",
771: q[0], q[1], q[2], q[3], q[4], q[5]);
772: host = chost;
773: }
774: if (port)
775: sprintf(cport, ".%xH", htons(port));
776: else
777: *cport = 0;
778:
779: sprintf(mybuf,"%xH.%s%s", ntohl(net.long_e), host, cport);
780: upHex(mybuf);
781: return(mybuf);
782: }
783:
784: char *
785: ipx_phost(sa)
786: struct sockaddr *sa;
787: {
788: register struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)sa;
789: struct sockaddr_ipx work;
790: static union ipx_net ipx_zeronet;
791: char *p;
792:
793: work = *sipx;
794: work.sipx_addr.ipx_port = 0;
795: work.sipx_addr.ipx_net = ipx_zeronet;
796:
797: p = ipx_print((struct sockaddr *)&work);
1.1 deraadt 798: if (strncmp("0H.", p, 3) == 0) p += 3;
799: return(p);
1.9 angelos 800: }
801:
802: static void
803: encap_print(rt)
804: register struct rtentry *rt;
805: {
1.10 deraadt 806: struct sockaddr_encap sen1, sen2, sen3;
1.17 angelos 807: u_char buffer[32];
1.16 angelos 808: int i;
1.9 angelos 809:
810: bcopy(kgetsa(rt_key(rt)), &sen1, sizeof(sen1));
811: bcopy(kgetsa(rt_mask(rt)), &sen2, sizeof(sen2));
812: bcopy(kgetsa(rt->rt_gateway), &sen3, sizeof(sen3));
813:
1.17 angelos 814: bzero(buffer, 32);
1.16 angelos 815: strncpy(buffer, inet_ntoa(sen1.sen_ip_src), 15);
816: i = strlen(buffer);
817: strncpy(buffer + i, "/", 1);
818: i++;
819: strncpy(buffer + i, inet_ntoa(sen2.sen_ip_src), 15);
820:
1.17 angelos 821: printf("%-31s %-5u ", buffer, sen1.sen_sport);
1.16 angelos 822:
1.17 angelos 823: bzero(buffer, 32);
1.16 angelos 824: strncpy(buffer, inet_ntoa(sen1.sen_ip_dst), 15);
825: i = strlen(buffer);
826: strncpy(buffer + i, "/", 1);
827: i++;
828: strncpy(buffer + i, inet_ntoa(sen2.sen_ip_dst), 15);
829:
1.17 angelos 830: printf("%-31s %-5u %-5u ", buffer, sen1.sen_dport, sen1.sen_proto);
1.16 angelos 831: printf("%s/%08x/%-lu\n", inet_ntoa(sen3.sen_ipsp_dst),
832: ntohl(sen3.sen_ipsp_spi), sen3.sen_ipsp_sproto);
1.1 deraadt 833: }
834:
835: void
836: upHex(p0)
837: char *p0;
838: {
839: register char *p = p0;
840: for (; *p; p++) switch (*p) {
841:
842: case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
843: *p += ('A' - 'a');
844: }
845: }
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