Annotation of src/usr.bin/netstat/route.c, Revision 1.24
1.24 ! deraadt 1: /* $OpenBSD: route.c,v 1.23 1998/02/27 12:07:40 deraadt 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
1.24 ! deraadt 41: static char *rcsid = "$OpenBSD: route.c,v 1.23 1998/02/27 12:07:40 deraadt 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 *));
1.21 peter 124: static void p_sockaddr __P((struct sockaddr *, struct sockaddr *, int, int));
1.1 deraadt 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),
1.21 peter 277: 0, 0, 44);
1.1 deraadt 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:
1.23 deraadt 293: char nbuf[25];
1.1 deraadt 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),
1.21 peter 304: 0, 0, -1);
1.1 deraadt 305: } else if (rm == 0)
306: return;
307: } else {
1.23 deraadt 308: snprintf(nbuf, sizeof 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);
1.23 deraadt 314: snprintf(nbuf, sizeof 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 : " ");
1.21 peter 317: p_sockaddr(kgetsa((struct sockaddr *)rmask.rm_mask), 0, 0, -1);
1.1 deraadt 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)
1.21 peter 388: p_sockaddr(sa, 0, 0, 36);
1.1 deraadt 389: else {
1.21 peter 390: p_sockaddr(sa, 0, 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);
1.21 peter 394: p_sockaddr(sa, 0, 0, 18);
1.1 deraadt 395: }
396: p_flags(rtm->rtm_flags & interesting, "%-6.6s ");
397: putchar('\n');
398: }
399:
400: static void
1.21 peter 401: p_sockaddr(sa, mask, flags, width)
402: struct sockaddr *sa, *mask;
1.1 deraadt 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;
1.21 peter 412: register struct sockaddr_in *msin = (struct sockaddr_in *)mask;
1.1 deraadt 413:
414: cp = (sin->sin_addr.s_addr == 0) ? "default" :
415: ((flags & RTF_HOST) ?
416: routename(sin->sin_addr.s_addr) :
1.21 peter 417: netname(sin->sin_addr.s_addr, msin->sin_addr.s_addr));
418:
1.1 deraadt 419: break;
420: }
421:
422: case AF_NS:
423: cp = ns_print(sa);
424: break;
425:
1.5 mickey 426: case AF_IPX:
427: cp = ipx_print(sa);
428: break;
1.9 angelos 429:
1.1 deraadt 430: case AF_LINK:
431: {
432: register struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
433:
434: if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 &&
435: sdl->sdl_slen == 0)
1.23 deraadt 436: (void) snprintf(workbuf, sizeof workbuf,
437: "link#%d", sdl->sdl_index);
1.1 deraadt 438: else switch (sdl->sdl_type) {
439: case IFT_ETHER:
440: {
441: register int i;
442: register u_char *lla = (u_char *)sdl->sdl_data +
443: sdl->sdl_nlen;
444:
445: cplim = "";
446: for (i = 0; i < sdl->sdl_alen; i++, lla++) {
1.4 deraadt 447: cp += snprintf(cp,
448: workbuf + sizeof (workbuf) - cp,
449: "%s%x", cplim, *lla);
1.1 deraadt 450: cplim = ":";
451: }
452: cp = workbuf;
453: break;
454: }
455: default:
456: cp = link_ntoa(sdl);
457: break;
458: }
459: break;
460: }
461:
1.18 denny 462: case AF_APPLETALK:
463: {
464: /* XXX could do better */
465: cp = atalk_print(sa,11);
466: break;
467: }
1.1 deraadt 468: default:
469: {
470: register u_char *s = (u_char *)sa->sa_data, *slim;
471:
1.10 deraadt 472: slim = sa->sa_len + (u_char *) sa;
1.1 deraadt 473: cplim = cp + sizeof(workbuf) - 6;
1.23 deraadt 474: cp += snprintf(cp, cplim - cp, "(%d)", sa->sa_family);
1.1 deraadt 475: while (s < slim && cp < cplim) {
1.4 deraadt 476: cp += snprintf(cp, workbuf + sizeof (workbuf) - cp,
477: " %02x", *s++);
1.1 deraadt 478: if (s < slim)
1.4 deraadt 479: cp += snprintf(cp,
480: workbuf + sizeof (workbuf) - cp,
481: "%02x", *s++);
1.1 deraadt 482: }
483: cp = workbuf;
484: }
485: }
486: if (width < 0 )
487: printf("%s ", cp);
488: else {
489: if (nflag)
490: printf("%-*s ", width, cp);
491: else
492: printf("%-*.*s ", width, width, cp);
493: }
494: }
495:
496: static void
497: p_flags(f, format)
498: register int f;
499: char *format;
500: {
501: char name[33], *flags;
502: register struct bits *p = bits;
503:
504: for (flags = name; p->b_mask; p++)
505: if (p->b_mask & f)
506: *flags++ = p->b_val;
507: *flags = '\0';
508: printf(format, name);
509: }
510:
511: static void
512: p_rtentry(rt)
513: register struct rtentry *rt;
514: {
515: static struct ifnet ifnet, *lastif;
1.21 peter 516: struct sockaddr sock1, sock2;
517: struct sockaddr *sa = &sock1, *mask = &sock2;
1.9 angelos 518:
1.21 peter 519: bcopy(kgetsa(rt_key(rt)), sa, sizeof(struct sockaddr));
520:
1.10 deraadt 521: if (sa->sa_family == AF_ENCAP) {
522: encap_print(rt);
523: return;
1.9 angelos 524: }
1.21 peter 525:
526: if (rt_mask(rt))
527: bcopy(kgetsa(rt_mask(rt)), mask, sizeof(struct sockaddr));
528: else
529: mask = 0;
1.9 angelos 530:
1.21 peter 531: p_sockaddr(sa, mask, rt->rt_flags, WID_DST);
532: p_sockaddr(kgetsa(rt->rt_gateway), 0, RTF_HOST, WID_GW);
1.1 deraadt 533: p_flags(rt->rt_flags, "%-6.6s ");
1.13 millert 534: printf("%6d %8ld ", rt->rt_refcnt, rt->rt_use);
1.1 deraadt 535: if (rt->rt_rmx.rmx_mtu)
1.13 millert 536: printf("%6ld ", rt->rt_rmx.rmx_mtu);
1.1 deraadt 537: else
538: printf("%6s ", "-");
539: if (rt->rt_ifp) {
540: if (rt->rt_ifp != lastif) {
541: kget(rt->rt_ifp, ifnet);
542: lastif = rt->rt_ifp;
543: }
1.2 deraadt 544: printf(" %.16s%s", ifnet.if_xname,
1.1 deraadt 545: rt->rt_nodes[0].rn_dupedkey ? " =>" : "");
546: }
547: putchar('\n');
548: }
549:
550: char *
551: routename(in)
1.13 millert 552: in_addr_t in;
1.1 deraadt 553: {
554: register char *cp;
1.24 ! deraadt 555: static char line[MAXHOSTNAMELEN];
1.1 deraadt 556: struct hostent *hp;
1.24 ! deraadt 557: static char domain[MAXHOSTNAMELEN];
1.1 deraadt 558: static int first = 1;
559:
560: if (first) {
561: first = 0;
1.24 ! deraadt 562: if (gethostname(domain, sizeof domain) == 0 &&
1.7 millert 563: (cp = strchr(domain, '.')))
1.1 deraadt 564: (void) strcpy(domain, cp + 1);
565: else
566: domain[0] = 0;
567: }
568: cp = 0;
569: if (!nflag) {
570: hp = gethostbyaddr((char *)&in, sizeof (struct in_addr),
571: AF_INET);
572: if (hp) {
1.7 millert 573: if ((cp = strchr(hp->h_name, '.')) &&
1.1 deraadt 574: !strcmp(cp + 1, domain))
575: *cp = 0;
576: cp = hp->h_name;
577: }
578: }
1.22 deraadt 579: if (cp) {
1.1 deraadt 580: strncpy(line, cp, sizeof(line) - 1);
1.22 deraadt 581: line[sizeof(line) - 1] = '\0';
582: } else {
1.1 deraadt 583: #define C(x) ((x) & 0xff)
584: in = ntohl(in);
1.23 deraadt 585: snprintf(line, sizeof line, "%u.%u.%u.%u",
1.1 deraadt 586: C(in >> 24), C(in >> 16), C(in >> 8), C(in));
587: }
588: return (line);
589: }
590:
591: /*
592: * Return the name of the network whose address is given.
593: * The address is assumed to be that of a net or subnet, not a host.
594: */
595: char *
596: netname(in, mask)
1.13 millert 597: in_addr_t in, mask;
1.1 deraadt 598: {
599: char *cp = 0;
1.24 ! deraadt 600: static char line[MAXHOSTNAMELEN];
1.1 deraadt 601: struct netent *np = 0;
1.13 millert 602: in_addr_t net, subnetshift;
1.21 peter 603: int mbits;
1.1 deraadt 604:
605: in = ntohl(in);
606: mask = ntohl(mask);
607: if (!nflag && in != INADDR_ANY) {
1.21 peter 608: if (np = getnetbyaddr(in, AF_INET))
1.1 deraadt 609: cp = np->n_name;
610: }
1.21 peter 611: mbits = mask ? 33 - ffs(mask) : 0;
1.22 deraadt 612: if (cp) {
1.1 deraadt 613: strncpy(line, cp, sizeof(line) - 1);
1.22 deraadt 614: line[sizeof(line) - 1] = '\0';
615: } else if ((in & 0xffffff) == 0)
1.23 deraadt 616: snprintf(line, sizeof line, "%u/%d", C(in >> 24), mbits);
1.1 deraadt 617: else if ((in & 0xffff) == 0)
1.23 deraadt 618: snprintf(line, sizeof line, "%u.%u/%d",
619: C(in >> 24) , C(in >> 16), mbits);
1.1 deraadt 620: else if ((in & 0xff) == 0)
1.23 deraadt 621: snprintf(line, sizeof line, "%u.%u.%u/%d",
622: C(in >> 24), C(in >> 16), C(in >> 8), mbits);
1.1 deraadt 623: else
1.23 deraadt 624: snprintf(line, sizeof line, "%u.%u.%u.%u/%d", C(in >> 24),
1.21 peter 625: C(in >> 16), C(in >> 8), C(in), mbits);
1.1 deraadt 626: return (line);
627: }
628:
629: /*
630: * Print routing statistics
631: */
632: void
633: rt_stats(off)
634: u_long off;
635: {
636: struct rtstat rtstat;
637:
638: if (off == 0) {
639: printf("rtstat: symbol not in namelist\n");
640: return;
641: }
642: kread(off, (char *)&rtstat, sizeof (rtstat));
643: printf("routing:\n");
644: printf("\t%u bad routing redirect%s\n",
645: rtstat.rts_badredirect, plural(rtstat.rts_badredirect));
646: printf("\t%u dynamically created route%s\n",
647: rtstat.rts_dynamic, plural(rtstat.rts_dynamic));
648: printf("\t%u new gateway%s due to redirects\n",
649: rtstat.rts_newgateway, plural(rtstat.rts_newgateway));
650: printf("\t%u destination%s found unreachable\n",
651: rtstat.rts_unreach, plural(rtstat.rts_unreach));
652: printf("\t%u use%s of a wildcard route\n",
653: rtstat.rts_wildcard, plural(rtstat.rts_wildcard));
654: }
1.5 mickey 655:
1.1 deraadt 656: short ns_nullh[] = {0,0,0};
657: short ns_bh[] = {-1,-1,-1};
658:
659: char *
660: ns_print(sa)
661: register struct sockaddr *sa;
662: {
663: register struct sockaddr_ns *sns = (struct sockaddr_ns*)sa;
664: struct ns_addr work;
665: union { union ns_net net_e; u_long long_e; } net;
1.13 millert 666: in_port_t port;
1.1 deraadt 667: static char mybuf[50], cport[10], chost[25];
668: char *host = "";
669: register char *p; register u_char *q;
670:
671: work = sns->sns_addr;
672: port = ntohs(work.x_port);
673: work.x_port = 0;
1.10 deraadt 674: net.net_e = work.x_net;
1.1 deraadt 675: if (ns_nullhost(work) && net.long_e == 0) {
676: if (port ) {
1.23 deraadt 677: snprintf(mybuf, sizeof mybuf, "*.%xH", port);
1.1 deraadt 678: upHex(mybuf);
679: } else
1.23 deraadt 680: snprintf(mybuf, sizeof mybuf, "*.*");
1.1 deraadt 681: return (mybuf);
682: }
683:
684: if (bcmp(ns_bh, work.x_host.c_host, 6) == 0) {
685: host = "any";
686: } else if (bcmp(ns_nullh, work.x_host.c_host, 6) == 0) {
687: host = "*";
688: } else {
689: q = work.x_host.c_host;
1.23 deraadt 690: snprintf(chost, sizeof chost, "%02x%02x%02x%02x%02x%02xH",
1.1 deraadt 691: q[0], q[1], q[2], q[3], q[4], q[5]);
692: for (p = chost; *p == '0' && p < chost + 12; p++)
693: continue;
694: host = p;
695: }
696: if (port)
1.23 deraadt 697: snprintf(cport, sizeof cport, ".%xH", htons(port));
1.1 deraadt 698: else
699: *cport = 0;
700:
1.23 deraadt 701: snprintf(mybuf, sizeof mybuf, "%xH.%s%s", ntohl(net.long_e),
702: host, cport);
1.1 deraadt 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) {
1.23 deraadt 746: snprintf(mybuf, sizeof mybuf, "*.%xH", port);
1.5 mickey 747: upHex(mybuf);
748: } else
1.23 deraadt 749: snprintf(mybuf, sizeof mybuf, "*.*");
1.5 mickey 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;
1.23 deraadt 759: snprintf(chost, sizeof chost, "%02x:%02x:%02x:%02x:%02x:%02x",
760: q[0], q[1], q[2], q[3], q[4], q[5]);
1.5 mickey 761: host = chost;
762: }
763: if (port)
1.23 deraadt 764: snprintf(cport, sizeof cport, ".%xH", htons(port));
1.5 mickey 765: else
766: *cport = 0;
767:
1.23 deraadt 768: snprintf(mybuf, sizeof mybuf, "%xH.%s%s", ntohl(net.long_e),
769: host, cport);
1.5 mickey 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;
1.17 angelos 797: u_char buffer[32];
1.16 angelos 798: int i;
1.9 angelos 799:
800: bcopy(kgetsa(rt_key(rt)), &sen1, sizeof(sen1));
801: bcopy(kgetsa(rt_mask(rt)), &sen2, sizeof(sen2));
802: bcopy(kgetsa(rt->rt_gateway), &sen3, sizeof(sen3));
803:
1.17 angelos 804: bzero(buffer, 32);
1.16 angelos 805: strncpy(buffer, inet_ntoa(sen1.sen_ip_src), 15);
806: i = strlen(buffer);
807: strncpy(buffer + i, "/", 1);
808: i++;
809: strncpy(buffer + i, inet_ntoa(sen2.sen_ip_src), 15);
810:
1.17 angelos 811: printf("%-31s %-5u ", buffer, sen1.sen_sport);
1.16 angelos 812:
1.17 angelos 813: bzero(buffer, 32);
1.16 angelos 814: strncpy(buffer, inet_ntoa(sen1.sen_ip_dst), 15);
815: i = strlen(buffer);
816: strncpy(buffer + i, "/", 1);
817: i++;
818: strncpy(buffer + i, inet_ntoa(sen2.sen_ip_dst), 15);
819:
1.17 angelos 820: printf("%-31s %-5u %-5u ", buffer, sen1.sen_dport, sen1.sen_proto);
1.16 angelos 821: printf("%s/%08x/%-lu\n", inet_ntoa(sen3.sen_ipsp_dst),
822: ntohl(sen3.sen_ipsp_spi), sen3.sen_ipsp_sproto);
1.1 deraadt 823: }
824:
825: void
826: upHex(p0)
827: char *p0;
828: {
829: register char *p = p0;
830: for (; *p; p++) switch (*p) {
831:
832: case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
833: *p += ('A' - 'a');
834: }
835: }