Annotation of src/usr.bin/netstat/route.c, Revision 1.69
1.69 ! henning 1: /* $OpenBSD: route.c,v 1.68 2005/03/30 08:23:47 jaredy 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.
1.53 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #ifndef lint
34: #if 0
35: static char sccsid[] = "from: @(#)route.c 8.3 (Berkeley) 3/9/94";
36: #else
1.69 ! henning 37: static char *rcsid = "$OpenBSD: route.c,v 1.68 2005/03/30 08:23:47 jaredy Exp $";
1.1 deraadt 38: #endif
39: #endif /* not lint */
40:
41: #include <sys/param.h>
42: #include <sys/protosw.h>
43: #include <sys/socket.h>
44: #include <sys/mbuf.h>
45:
46: #include <net/if.h>
47: #include <net/if_dl.h>
48: #include <net/if_types.h>
49: #define _KERNEL
50: #include <net/route.h>
51: #undef _KERNEL
52: #include <netinet/in.h>
1.13 millert 53: #include <arpa/inet.h>
1.1 deraadt 54:
55: #include <netns/ns.h>
56:
1.5 mickey 57: #include <netipx/ipx.h>
58:
1.18 denny 59: #include <netatalk/at.h>
60:
1.1 deraadt 61: #include <sys/sysctl.h>
62:
1.30 itojun 63: #include <arpa/inet.h>
64:
1.61 otto 65: #include <err.h>
1.15 millert 66: #include <limits.h>
1.1 deraadt 67: #include <netdb.h>
68: #include <stdio.h>
69: #include <stdlib.h>
70: #include <string.h>
71: #include <unistd.h>
1.9 angelos 72:
73: #ifndef INET
74: #define INET
75: #endif
76:
1.26 angelos 77: #include <netinet/ip_ipsp.h>
1.1 deraadt 78: #include "netstat.h"
79:
1.67 jaredy 80: #define kget(p, d) (kread((u_long)(p), &(d), sizeof (d)))
1.1 deraadt 81:
1.29 deraadt 82: /* alignment constraint for routing socket */
83: #define ROUNDUP(a) \
84: ((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long))
85: #define ADVANCE(x, n) (x += ROUNDUP((n)->sa_len))
1.51 jason 86:
87: struct radix_node_head *rt_tables[AF_MAX+1];
1.29 deraadt 88:
1.1 deraadt 89: /*
90: * Definitions for showing gateway flags.
91: */
92: struct bits {
1.55 itojun 93: int b_mask;
1.1 deraadt 94: char b_val;
95: } bits[] = {
96: { RTF_UP, 'U' },
97: { RTF_GATEWAY, 'G' },
98: { RTF_HOST, 'H' },
99: { RTF_REJECT, 'R' },
1.34 deraadt 100: { RTF_BLACKHOLE, 'B' },
1.1 deraadt 101: { RTF_DYNAMIC, 'D' },
102: { RTF_MODIFIED, 'M' },
103: { RTF_DONE, 'd' }, /* Completed -- for routing messages only */
104: { RTF_MASK, 'm' }, /* Mask Present -- for routing messages only */
105: { RTF_CLONING, 'C' },
106: { RTF_XRESOLVE, 'X' },
107: { RTF_LLINFO, 'L' },
108: { RTF_STATIC, 'S' },
109: { RTF_PROTO1, '1' },
110: { RTF_PROTO2, '2' },
1.40 niklas 111: { RTF_PROTO3, '3' },
1.55 itojun 112: { RTF_CLONED, 'c' },
1.1 deraadt 113: { 0 }
114: };
115:
116: static union {
1.6 deraadt 117: struct sockaddr u_sa;
118: u_int32_t u_data[64];
1.29 deraadt 119: int u_dummy; /* force word-alignment */
1.1 deraadt 120: } pt_u;
121:
122: int do_rtent = 0;
123: struct rtentry rtentry;
124: struct radix_node rnode;
125: struct radix_mask rmask;
126:
127: int NewTree = 0;
128:
1.45 millert 129: static struct sockaddr *kgetsa(struct sockaddr *);
130: static void p_tree(struct radix_node *);
1.54 deraadt 131: static void p_rtnode(void);
1.49 deraadt 132: static void p_rtflags(u_char);
1.54 deraadt 133: static void ntreestuff(void);
1.45 millert 134: static void np_rtentry(struct rt_msghdr *);
135: static void p_sockaddr(struct sockaddr *, struct sockaddr *, int, int);
136: static void p_flags(int, char *);
137: static void p_rtentry(struct rtentry *);
138: static void encap_print(struct rtentry *);
1.1 deraadt 139:
140: /*
141: * Print routing tables.
142: */
143: void
1.50 deraadt 144: routepr(u_long rtree)
1.1 deraadt 145: {
146: struct radix_node_head *rnh, head;
147: int i;
148:
149: printf("Routing tables\n");
150:
151: if (Aflag == 0 && NewTree)
152: ntreestuff();
153: else {
154: if (rtree == 0) {
155: printf("rt_tables: symbol not in namelist\n");
156: return;
157: }
158:
159: kget(rtree, rt_tables);
160: for (i = 0; i <= AF_MAX; i++) {
161: if ((rnh = rt_tables[i]) == 0)
162: continue;
163: kget(rnh, head);
164: if (i == AF_UNSPEC) {
165: if (Aflag && af == 0) {
166: printf("Netmasks:\n");
167: p_tree(head.rnh_treetop);
168: }
169: } else if (af == AF_UNSPEC || af == i) {
170: pr_family(i);
171: do_rtent = 1;
1.26 angelos 172: if (i != PF_KEY)
1.30 itojun 173: pr_rthdr(i);
1.9 angelos 174: else
1.10 deraadt 175: pr_encaphdr();
1.1 deraadt 176: p_tree(head.rnh_treetop);
177: }
178: }
179: }
180: }
181:
182: /*
183: * Print address family header before a section of the routing table.
184: */
185: void
1.50 deraadt 186: pr_family(int af)
1.1 deraadt 187: {
188: char *afname;
189:
190: switch (af) {
191: case AF_INET:
192: afname = "Internet";
193: break;
1.30 itojun 194: #ifdef INET6
195: case AF_INET6:
196: afname = "Internet6";
197: break;
1.44 mickey 198: #endif
1.1 deraadt 199: case AF_NS:
200: afname = "XNS";
201: break;
1.5 mickey 202: case AF_IPX:
203: afname = "IPX";
1.1 deraadt 204: break;
1.26 angelos 205: case PF_KEY:
1.10 deraadt 206: afname = "Encap";
1.9 angelos 207: break;
1.18 denny 208: case AF_APPLETALK:
209: afname = "AppleTalk";
210: break;
1.1 deraadt 211: default:
212: afname = NULL;
213: break;
214: }
215: if (afname)
216: printf("\n%s:\n", afname);
217: else
218: printf("\nProtocol Family %d:\n", af);
219: }
220:
221: /* column widths; each followed by one space */
1.30 itojun 222: #ifndef INET6
223: #define WID_DST(af) 18 /* width of destination column */
224: #define WID_GW(af) 18 /* width of gateway column */
225: #else
226: /* width of destination/gateway column */
1.52 itojun 227: #if 1
1.30 itojun 228: /* strlen("fe80::aaaa:bbbb:cccc:dddd@gif0") == 30, strlen("/128") == 4 */
229: #define WID_DST(af) ((af) == AF_INET6 ? (nflag ? 34 : 18) : 18)
230: #define WID_GW(af) ((af) == AF_INET6 ? (nflag ? 30 : 18) : 18)
231: #else
232: /* strlen("fe80::aaaa:bbbb:cccc:dddd") == 25, strlen("/128") == 4 */
233: #define WID_DST(af) ((af) == AF_INET6 ? (nflag ? 29 : 18) : 18)
234: #define WID_GW(af) ((af) == AF_INET6 ? (nflag ? 25 : 18) : 18)
235: #endif
236: #endif /* INET6 */
1.1 deraadt 237:
238: /*
239: * Print header for routing table columns.
240: */
241: void
1.50 deraadt 242: pr_rthdr(int af)
1.1 deraadt 243: {
244:
245: if (Aflag)
1.15 millert 246: printf("%-*.*s ", PLEN, PLEN, "Address");
1.68 jaredy 247: printf("%-*.*s %-*.*s %-6.6s %6.6s %6.6s %6.6s %s\n",
248: WID_DST(af), WID_DST(af), "Destination",
1.46 deraadt 249: WID_GW(af), WID_GW(af), "Gateway",
250: "Flags", "Refs", "Use", "Mtu", "Interface");
1.1 deraadt 251: }
252:
1.9 angelos 253: /*
1.26 angelos 254: * Print header for PF_KEY entries.
1.9 angelos 255: */
256: void
1.50 deraadt 257: pr_encaphdr(void)
1.9 angelos 258: {
1.10 deraadt 259: if (Aflag)
1.15 millert 260: printf("%-*s ", PLEN, "Address");
1.28 ho 261: printf("%-18s %-5s %-18s %-5s %-5s %-22s\n",
1.44 mickey 262: "Source", "Port", "Destination",
1.38 angelos 263: "Port", "Proto", "SA(Address/Proto/Type/Direction)");
1.9 angelos 264: }
265:
1.1 deraadt 266: static struct sockaddr *
1.50 deraadt 267: kgetsa(struct sockaddr *dst)
1.1 deraadt 268: {
269:
270: kget(dst, pt_u.u_sa);
271: if (pt_u.u_sa.sa_len > sizeof (pt_u.u_sa))
1.67 jaredy 272: kread((u_long)dst, pt_u.u_data, pt_u.u_sa.sa_len);
1.1 deraadt 273: return (&pt_u.u_sa);
274: }
275:
276: static void
1.50 deraadt 277: p_tree(struct radix_node *rn)
1.1 deraadt 278: {
279:
280: again:
281: kget(rn, rnode);
282: if (rnode.rn_b < 0) {
283: if (Aflag)
1.14 millert 284: printf("%-16p ", rn);
1.1 deraadt 285: if (rnode.rn_flags & RNF_ROOT) {
286: if (Aflag)
287: printf("(root node)%s",
288: rnode.rn_dupedkey ? " =>\n" : "\n");
289: } else if (do_rtent) {
290: kget(rn, rtentry);
291: p_rtentry(&rtentry);
292: if (Aflag)
293: p_rtnode();
294: } else {
295: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_key),
1.21 peter 296: 0, 0, 44);
1.1 deraadt 297: putchar('\n');
298: }
1.13 millert 299: if ((rn = rnode.rn_dupedkey))
1.1 deraadt 300: goto again;
301: } else {
302: if (Aflag && do_rtent) {
1.14 millert 303: printf("%-16p ", rn);
1.1 deraadt 304: p_rtnode();
305: }
306: rn = rnode.rn_r;
307: p_tree(rnode.rn_l);
308: p_tree(rn);
309: }
310: }
311:
1.49 deraadt 312: static void
313: p_rtflags(u_char flags)
314: {
315: putchar('<');
316: if (flags & RNF_NORMAL)
317: putchar('N');
318: if (flags & RNF_ROOT)
319: putchar('R');
320: if (flags & RNF_ACTIVE)
321: putchar('A');
1.56 henric 322: if (flags & ~(RNF_NORMAL | RNF_ROOT | RNF_ACTIVE))
1.49 deraadt 323: printf("/0x%02x", flags);
324: putchar('>');
325: }
326:
1.23 deraadt 327: char nbuf[25];
1.1 deraadt 328:
329: static void
1.50 deraadt 330: p_rtnode(void)
1.1 deraadt 331: {
332: struct radix_mask *rm = rnode.rn_mklist;
333:
334: if (rnode.rn_b < 0) {
335: if (rnode.rn_mask) {
336: printf("\t mask ");
337: p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_mask),
1.21 peter 338: 0, 0, -1);
1.1 deraadt 339: } else if (rm == 0)
340: return;
341: } else {
1.23 deraadt 342: snprintf(nbuf, sizeof nbuf, "(%d)", rnode.rn_b);
1.14 millert 343: printf("%6.6s %16p : %16p", nbuf, rnode.rn_l,
344: rnode.rn_r);
1.1 deraadt 345: }
1.49 deraadt 346:
347: putchar(' ');
348: p_rtflags(rnode.rn_flags);
349:
1.1 deraadt 350: while (rm) {
351: kget(rm, rmask);
1.23 deraadt 352: snprintf(nbuf, sizeof nbuf, " %d refs, ", rmask.rm_refs);
1.14 millert 353: printf(" mk = %16p {(%d),%s",
1.46 deraadt 354: rm, -1 - rmask.rm_b, rmask.rm_refs ? nbuf : " ");
1.49 deraadt 355: p_rtflags(rmask.rm_flags);
356: printf(", ");
357: if (rmask.rm_flags & RNF_NORMAL) {
358: struct radix_node rnode_aux;
359:
360: printf("leaf = %p ", rmask.rm_leaf);
361: kget(rmask.rm_leaf, rnode_aux);
362: p_sockaddr(kgetsa((struct sockaddr *)rnode_aux.rn_mask),
363: 0, 0, -1);
364: } else
365: p_sockaddr(kgetsa((struct sockaddr *)rmask.rm_mask),
366: 0, 0, -1);
1.1 deraadt 367: putchar('}');
1.13 millert 368: if ((rm = rmask.rm_mklist))
1.1 deraadt 369: printf(" ->");
370: }
371: putchar('\n');
372: }
373:
374: static void
1.50 deraadt 375: ntreestuff(void)
1.1 deraadt 376: {
377: size_t needed;
378: int mib[6];
379: char *buf, *next, *lim;
1.43 mpech 380: struct rt_msghdr *rtm;
1.1 deraadt 381:
1.10 deraadt 382: mib[0] = CTL_NET;
383: mib[1] = PF_ROUTE;
384: mib[2] = 0;
385: mib[3] = 0;
386: mib[4] = NET_RT_DUMP;
387: mib[5] = 0;
388: if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
389: perror("route-sysctl-estimate");
390: exit(1);
391: }
1.58 deraadt 392: if ((buf = malloc(needed)) == NULL)
1.59 deraadt 393: err(1, NULL);
1.44 mickey 394: if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) {
1.10 deraadt 395: perror("sysctl of routing table");
396: exit(1);
397: }
398: lim = buf + needed;
1.1 deraadt 399: for (next = buf; next < lim; next += rtm->rtm_msglen) {
400: rtm = (struct rt_msghdr *)next;
401: np_rtentry(rtm);
402: }
1.60 tedu 403: free(buf);
1.1 deraadt 404: }
405:
406: static void
1.50 deraadt 407: np_rtentry(struct rt_msghdr *rtm)
1.1 deraadt 408: {
1.43 mpech 409: struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
1.1 deraadt 410: #ifdef notdef
411: static int masks_done, banner_printed;
412: #endif
413: static int old_af;
414: int af = 0, interesting = RTF_UP | RTF_GATEWAY | RTF_HOST;
415:
416: #ifdef notdef
417: /* for the moment, netmasks are skipped over */
418: if (!banner_printed) {
419: printf("Netmasks:\n");
420: banner_printed = 1;
421: }
422: if (masks_done == 0) {
423: if (rtm->rtm_addrs != RTA_DST ) {
424: masks_done = 1;
425: af = sa->sa_family;
426: }
427: } else
428: #endif
429: af = sa->sa_family;
430: if (af != old_af) {
431: pr_family(af);
432: old_af = af;
433: }
434: if (rtm->rtm_addrs == RTA_DST)
1.21 peter 435: p_sockaddr(sa, 0, 0, 36);
1.1 deraadt 436: else {
1.21 peter 437: p_sockaddr(sa, 0, rtm->rtm_flags, 16);
1.29 deraadt 438: sa = (struct sockaddr *)(ROUNDUP(sa->sa_len) + (char *)sa);
1.21 peter 439: p_sockaddr(sa, 0, 0, 18);
1.1 deraadt 440: }
441: p_flags(rtm->rtm_flags & interesting, "%-6.6s ");
442: putchar('\n');
443: }
444:
445: static void
1.50 deraadt 446: p_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags, int width)
1.1 deraadt 447: {
448: char workbuf[128], *cplim;
1.43 mpech 449: char *cp = workbuf;
1.25 millert 450: size_t n;
1.1 deraadt 451:
1.36 itojun 452: switch (sa->sa_family) {
1.1 deraadt 453: case AF_INET:
454: {
1.43 mpech 455: struct sockaddr_in *sin = (struct sockaddr_in *)sa;
456: struct sockaddr_in *msin = (struct sockaddr_in *)mask;
1.1 deraadt 457:
1.65 henning 458: cp = (sin->sin_addr.s_addr == 0 && mask &&
459: msin->sin_addr.s_addr == 0) ? "default" :
1.64 cedric 460: (mask == NULL || msin->sin_addr.s_addr == (in_addr_t)-1 ?
1.46 deraadt 461: routename(sin->sin_addr.s_addr) :
462: netname(sin->sin_addr.s_addr, msin->sin_addr.s_addr));
1.21 peter 463:
1.1 deraadt 464: break;
465: }
466:
1.30 itojun 467: #ifdef INET6
468: case AF_INET6:
469: {
470: struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)sa;
1.52 itojun 471: #ifdef __KAME__
1.30 itojun 472: struct in6_addr *in6 = &sa6->sin6_addr;
473:
474: /*
475: * XXX: This is a special workaround for KAME kernels.
476: * sin6_scope_id field of SA should be set in the future.
477: */
478: if (IN6_IS_ADDR_LINKLOCAL(in6) ||
479: IN6_IS_ADDR_MC_LINKLOCAL(in6)) {
1.46 deraadt 480: /* XXX: override is ok? */
481: sa6->sin6_scope_id = (u_int32_t)ntohs(*(u_short *)
482: &in6->s6_addr[2]);
483: *(u_short *)&in6->s6_addr[2] = 0;
1.30 itojun 484: }
485: #endif
486: if (flags & RTF_HOST)
487: cp = routename6(sa6);
488: else if (mask) {
489: cp = netname6(sa6,
1.46 deraadt 490: &((struct sockaddr_in6 *)mask)->sin6_addr);
1.30 itojun 491: } else
492: cp = netname6(sa6, NULL);
493: break;
494: }
1.44 mickey 495: #endif
1.30 itojun 496:
1.1 deraadt 497: case AF_NS:
498: cp = ns_print(sa);
499: break;
500:
1.5 mickey 501: case AF_IPX:
502: cp = ipx_print(sa);
503: break;
1.44 mickey 504:
1.1 deraadt 505: case AF_LINK:
506: {
1.43 mpech 507: struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
1.1 deraadt 508:
509: if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 &&
510: sdl->sdl_slen == 0)
1.23 deraadt 511: (void) snprintf(workbuf, sizeof workbuf,
512: "link#%d", sdl->sdl_index);
1.1 deraadt 513: else switch (sdl->sdl_type) {
514: case IFT_ETHER:
515: {
1.43 mpech 516: int i;
517: u_char *lla = (u_char *)sdl->sdl_data +
1.1 deraadt 518: sdl->sdl_nlen;
519:
520: cplim = "";
521: for (i = 0; i < sdl->sdl_alen; i++, lla++) {
1.25 millert 522: n = snprintf(cp,
1.4 deraadt 523: workbuf + sizeof (workbuf) - cp,
524: "%s%x", cplim, *lla);
1.41 brian 525: cplim = ":";
1.47 deraadt 526: if (n < 0) /* What else to do ? */
1.46 deraadt 527: continue;
1.25 millert 528: if (n >= workbuf + sizeof (workbuf) - cp)
529: n = workbuf + sizeof (workbuf) - cp - 1;
530: cp += n;
1.1 deraadt 531: }
532: cp = workbuf;
533: break;
534: }
535: default:
536: cp = link_ntoa(sdl);
537: break;
538: }
539: break;
540: }
541:
1.18 denny 542: case AF_APPLETALK:
543: {
544: /* XXX could do better */
545: cp = atalk_print(sa,11);
546: break;
547: }
1.1 deraadt 548: default:
549: {
1.43 mpech 550: u_char *s = (u_char *)sa->sa_data, *slim;
1.1 deraadt 551:
1.10 deraadt 552: slim = sa->sa_len + (u_char *) sa;
1.1 deraadt 553: cplim = cp + sizeof(workbuf) - 6;
1.47 deraadt 554: if ((n = snprintf(cp, cplim - cp, "(%d)", sa->sa_family)) >=
555: cplim - cp)
1.25 millert 556: n = cplim - cp - 1;
1.41 brian 557: if (n > 0)
558: cp += n;
1.1 deraadt 559: while (s < slim && cp < cplim) {
1.47 deraadt 560: if ((n = snprintf(cp, workbuf + sizeof (workbuf) - cp,
561: " %02x", *s++)) >= workbuf + sizeof (workbuf) - cp)
1.25 millert 562: n = workbuf + sizeof (workbuf) - cp - 1;
1.41 brian 563: if (n > 0)
564: cp += n;
1.25 millert 565: if (s < slim) {
1.47 deraadt 566: if ((n = snprintf(cp,
1.4 deraadt 567: workbuf + sizeof (workbuf) - cp,
1.47 deraadt 568: "%02x", *s++)) >=
569: workbuf + sizeof (workbuf) - cp)
1.25 millert 570: n = workbuf + sizeof (workbuf) - cp - 1;
1.41 brian 571: if (n > 0)
572: cp += n;
1.25 millert 573: }
1.1 deraadt 574: }
575: cp = workbuf;
576: }
577: }
578: if (width < 0 )
579: printf("%s ", cp);
580: else {
581: if (nflag)
582: printf("%-*s ", width, cp);
583: else
584: printf("%-*.*s ", width, width, cp);
585: }
586: }
587:
588: static void
1.50 deraadt 589: p_flags(int f, char *format)
1.1 deraadt 590: {
591: char name[33], *flags;
1.43 mpech 592: struct bits *p = bits;
1.1 deraadt 593:
594: for (flags = name; p->b_mask; p++)
595: if (p->b_mask & f)
596: *flags++ = p->b_val;
597: *flags = '\0';
598: printf(format, name);
599: }
600:
601: static void
1.50 deraadt 602: p_rtentry(struct rtentry *rt)
1.1 deraadt 603: {
604: static struct ifnet ifnet, *lastif;
1.30 itojun 605: struct sockaddr_storage sock1, sock2;
606: struct sockaddr *sa = (struct sockaddr *)&sock1;
607: struct sockaddr *mask = (struct sockaddr *)&sock2;
1.46 deraadt 608:
1.21 peter 609: bcopy(kgetsa(rt_key(rt)), sa, sizeof(struct sockaddr));
1.30 itojun 610: if (sa->sa_len > sizeof(struct sockaddr))
611: bcopy(kgetsa(rt_key(rt)), sa, sa->sa_len);
1.21 peter 612:
1.26 angelos 613: if (sa->sa_family == PF_KEY) {
1.10 deraadt 614: encap_print(rt);
615: return;
1.9 angelos 616: }
1.21 peter 617:
1.30 itojun 618: if (rt_mask(rt)) {
1.21 peter 619: bcopy(kgetsa(rt_mask(rt)), mask, sizeof(struct sockaddr));
1.30 itojun 620: if (sa->sa_len > sizeof(struct sockaddr))
621: bcopy(kgetsa(rt_mask(rt)), mask, sa->sa_len);
622: } else
1.21 peter 623: mask = 0;
1.46 deraadt 624:
1.30 itojun 625: p_sockaddr(sa, mask, rt->rt_flags, WID_DST(sa->sa_family));
626: p_sockaddr(kgetsa(rt->rt_gateway), 0, RTF_HOST, WID_GW(sa->sa_family));
1.1 deraadt 627: p_flags(rt->rt_flags, "%-6.6s ");
1.13 millert 628: printf("%6d %8ld ", rt->rt_refcnt, rt->rt_use);
1.1 deraadt 629: if (rt->rt_rmx.rmx_mtu)
1.13 millert 630: printf("%6ld ", rt->rt_rmx.rmx_mtu);
1.1 deraadt 631: else
632: printf("%6s ", "-");
1.39 provos 633: putchar((rt->rt_rmx.rmx_locks & RTV_MTU) ? 'L' : ' ');
1.1 deraadt 634: if (rt->rt_ifp) {
635: if (rt->rt_ifp != lastif) {
636: kget(rt->rt_ifp, ifnet);
637: lastif = rt->rt_ifp;
638: }
1.2 deraadt 639: printf(" %.16s%s", ifnet.if_xname,
1.50 deraadt 640: rt->rt_nodes[0].rn_dupedkey ? " =>" : "");
1.1 deraadt 641: }
642: putchar('\n');
1.63 claudio 643: if (vflag)
644: printf("\texpire %10lu%c\n",
1.46 deraadt 645: rt->rt_rmx.rmx_expire,
1.63 claudio 646: (rt->rt_rmx.rmx_locks & RTV_EXPIRE) ? 'L' : ' ');
1.1 deraadt 647: }
648:
649: char *
1.50 deraadt 650: routename(in_addr_t in)
1.1 deraadt 651: {
1.43 mpech 652: char *cp;
1.24 deraadt 653: static char line[MAXHOSTNAMELEN];
1.1 deraadt 654: struct hostent *hp;
1.24 deraadt 655: static char domain[MAXHOSTNAMELEN];
1.1 deraadt 656: static int first = 1;
657:
658: if (first) {
659: first = 0;
1.24 deraadt 660: if (gethostname(domain, sizeof domain) == 0 &&
1.7 millert 661: (cp = strchr(domain, '.')))
1.46 deraadt 662: (void) strlcpy(domain, cp + 1, sizeof domain);
1.1 deraadt 663: else
1.46 deraadt 664: domain[0] = '\0';
1.1 deraadt 665: }
1.62 deraadt 666: cp = NULL;
1.1 deraadt 667: if (!nflag) {
668: hp = gethostbyaddr((char *)&in, sizeof (struct in_addr),
1.46 deraadt 669: AF_INET);
1.1 deraadt 670: if (hp) {
1.7 millert 671: if ((cp = strchr(hp->h_name, '.')) &&
1.1 deraadt 672: !strcmp(cp + 1, domain))
1.62 deraadt 673: *cp = '\0';
1.1 deraadt 674: cp = hp->h_name;
675: }
676: }
1.22 deraadt 677: if (cp) {
1.46 deraadt 678: strlcpy(line, cp, sizeof(line));
1.22 deraadt 679: } else {
1.1 deraadt 680: #define C(x) ((x) & 0xff)
681: in = ntohl(in);
1.23 deraadt 682: snprintf(line, sizeof line, "%u.%u.%u.%u",
1.1 deraadt 683: C(in >> 24), C(in >> 16), C(in >> 8), C(in));
684: }
685: return (line);
686: }
687:
688: /*
689: * Return the name of the network whose address is given.
690: * The address is assumed to be that of a net or subnet, not a host.
691: */
692: char *
1.50 deraadt 693: netname(in_addr_t in, in_addr_t mask)
1.1 deraadt 694: {
1.62 deraadt 695: char *cp = NULL;
1.24 deraadt 696: static char line[MAXHOSTNAMELEN];
1.62 deraadt 697: struct netent *np = NULL;
1.21 peter 698: int mbits;
1.1 deraadt 699:
700: in = ntohl(in);
701: mask = ntohl(mask);
702: if (!nflag && in != INADDR_ANY) {
1.30 itojun 703: if ((np = getnetbyaddr(in, AF_INET)) != NULL)
1.1 deraadt 704: cp = np->n_name;
705: }
1.21 peter 706: mbits = mask ? 33 - ffs(mask) : 0;
1.22 deraadt 707: if (cp) {
1.46 deraadt 708: strlcpy(line, cp, sizeof(line));
1.27 deraadt 709: } else if (mbits < 9)
1.23 deraadt 710: snprintf(line, sizeof line, "%u/%d", C(in >> 24), mbits);
1.27 deraadt 711: else if (mbits < 17)
1.23 deraadt 712: snprintf(line, sizeof line, "%u.%u/%d",
713: C(in >> 24) , C(in >> 16), mbits);
1.27 deraadt 714: else if (mbits < 25)
1.23 deraadt 715: snprintf(line, sizeof line, "%u.%u.%u/%d",
716: C(in >> 24), C(in >> 16), C(in >> 8), mbits);
1.1 deraadt 717: else
1.23 deraadt 718: snprintf(line, sizeof line, "%u.%u.%u.%u/%d", C(in >> 24),
1.46 deraadt 719: C(in >> 16), C(in >> 8), C(in), mbits);
1.1 deraadt 720: return (line);
721: }
722:
1.30 itojun 723: #ifdef INET6
724: char *
1.50 deraadt 725: netname6(struct sockaddr_in6 *sa6, struct in6_addr *mask)
1.30 itojun 726: {
727: static char line[MAXHOSTNAMELEN + 1];
1.35 itojun 728: struct sockaddr_in6 sin6;
1.30 itojun 729: u_char *p;
730: u_char *lim;
731: int masklen, final = 0, illegal = 0;
732: int i;
733: char hbuf[NI_MAXHOST];
734: int flag = 0;
1.37 itojun 735: int error;
1.30 itojun 736:
1.35 itojun 737: sin6 = *sa6;
1.46 deraadt 738:
1.30 itojun 739: masklen = 0;
1.35 itojun 740: lim = (u_char *)(mask + 1);
741: i = 0;
1.36 itojun 742: if (mask) {
743: for (p = (u_char *)mask; p < lim; p++) {
744: if (final && *p) {
745: illegal++;
746: sin6.sin6_addr.s6_addr[i++] = 0x00;
747: continue;
748: }
749:
750: switch (*p & 0xff) {
751: case 0xff:
752: masklen += 8;
753: break;
754: case 0xfe:
755: masklen += 7;
756: final++;
757: break;
758: case 0xfc:
759: masklen += 6;
760: final++;
761: break;
762: case 0xf8:
763: masklen += 5;
764: final++;
765: break;
766: case 0xf0:
767: masklen += 4;
768: final++;
769: break;
770: case 0xe0:
771: masklen += 3;
772: final++;
773: break;
774: case 0xc0:
775: masklen += 2;
776: final++;
777: break;
778: case 0x80:
779: masklen += 1;
780: final++;
781: break;
782: case 0x00:
783: final++;
784: break;
785: default:
786: final++;
787: illegal++;
788: break;
789: }
1.30 itojun 790:
1.36 itojun 791: if (!illegal)
792: sin6.sin6_addr.s6_addr[i++] &= *p;
793: else
794: sin6.sin6_addr.s6_addr[i++] = 0x00;
1.30 itojun 795: }
1.36 itojun 796: } else
797: masklen = 128;
1.30 itojun 798:
1.35 itojun 799: if (masklen == 0 && IN6_IS_ADDR_UNSPECIFIED(&sin6.sin6_addr))
1.30 itojun 800: return("default");
801:
802: if (illegal)
803: fprintf(stderr, "illegal prefixlen\n");
804:
805: if (nflag)
806: flag |= NI_NUMERICHOST;
1.37 itojun 807: error = getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len,
808: hbuf, sizeof(hbuf), NULL, 0, flag);
809: if (error)
810: snprintf(hbuf, sizeof(hbuf), "invalid");
811:
1.30 itojun 812: snprintf(line, sizeof(line), "%s/%d", hbuf, masklen);
813: return line;
814: }
815:
816: char *
1.50 deraadt 817: routename6(struct sockaddr_in6 *sa6)
1.30 itojun 818: {
819: static char line[NI_MAXHOST];
820: const int niflag = NI_NUMERICHOST;
1.66 itojun 821:
1.30 itojun 822: if (getnameinfo((struct sockaddr *)sa6, sa6->sin6_len,
1.46 deraadt 823: line, sizeof(line), NULL, 0, niflag) != 0)
824: strlcpy(line, "", sizeof line);
1.30 itojun 825: return line;
826: }
827: #endif /*INET6*/
828:
1.1 deraadt 829: /*
830: * Print routing statistics
831: */
832: void
1.50 deraadt 833: rt_stats(u_long off)
1.1 deraadt 834: {
835: struct rtstat rtstat;
836:
837: if (off == 0) {
838: printf("rtstat: symbol not in namelist\n");
839: return;
840: }
1.67 jaredy 841: kread(off, &rtstat, sizeof (rtstat));
1.1 deraadt 842: printf("routing:\n");
843: printf("\t%u bad routing redirect%s\n",
1.46 deraadt 844: rtstat.rts_badredirect, plural(rtstat.rts_badredirect));
1.1 deraadt 845: printf("\t%u dynamically created route%s\n",
1.46 deraadt 846: rtstat.rts_dynamic, plural(rtstat.rts_dynamic));
1.1 deraadt 847: printf("\t%u new gateway%s due to redirects\n",
1.46 deraadt 848: rtstat.rts_newgateway, plural(rtstat.rts_newgateway));
1.1 deraadt 849: printf("\t%u destination%s found unreachable\n",
1.46 deraadt 850: rtstat.rts_unreach, plural(rtstat.rts_unreach));
1.1 deraadt 851: printf("\t%u use%s of a wildcard route\n",
1.46 deraadt 852: rtstat.rts_wildcard, plural(rtstat.rts_wildcard));
1.1 deraadt 853: }
1.5 mickey 854:
1.1 deraadt 855: short ns_nullh[] = {0,0,0};
856: short ns_bh[] = {-1,-1,-1};
857:
858: char *
1.50 deraadt 859: ns_print(struct sockaddr *sa)
1.1 deraadt 860: {
1.43 mpech 861: struct sockaddr_ns *sns = (struct sockaddr_ns*)sa;
1.1 deraadt 862: struct ns_addr work;
863: union { union ns_net net_e; u_long long_e; } net;
1.13 millert 864: in_port_t port;
1.1 deraadt 865: static char mybuf[50], cport[10], chost[25];
866: char *host = "";
1.43 mpech 867: char *p;
868: u_char *q;
1.1 deraadt 869:
870: work = sns->sns_addr;
871: port = ntohs(work.x_port);
872: work.x_port = 0;
1.10 deraadt 873: net.net_e = work.x_net;
1.1 deraadt 874: if (ns_nullhost(work) && net.long_e == 0) {
875: if (port ) {
1.23 deraadt 876: snprintf(mybuf, sizeof mybuf, "*.%xH", port);
1.1 deraadt 877: upHex(mybuf);
878: } else
1.23 deraadt 879: snprintf(mybuf, sizeof mybuf, "*.*");
1.1 deraadt 880: return (mybuf);
881: }
882:
883: if (bcmp(ns_bh, work.x_host.c_host, 6) == 0) {
884: host = "any";
885: } else if (bcmp(ns_nullh, work.x_host.c_host, 6) == 0) {
886: host = "*";
887: } else {
888: q = work.x_host.c_host;
1.23 deraadt 889: snprintf(chost, sizeof chost, "%02x%02x%02x%02x%02x%02xH",
1.46 deraadt 890: q[0], q[1], q[2], q[3], q[4], q[5]);
1.1 deraadt 891: for (p = chost; *p == '0' && p < chost + 12; p++)
892: continue;
893: host = p;
894: }
895: if (port)
1.23 deraadt 896: snprintf(cport, sizeof cport, ".%xH", htons(port));
1.1 deraadt 897: else
898: *cport = 0;
899:
1.23 deraadt 900: snprintf(mybuf, sizeof mybuf, "%xH.%s%s", ntohl(net.long_e),
901: host, cport);
1.1 deraadt 902: upHex(mybuf);
903: return(mybuf);
904: }
905:
906: char *
1.50 deraadt 907: ns_phost(struct sockaddr *sa)
1.1 deraadt 908: {
1.43 mpech 909: struct sockaddr_ns *sns = (struct sockaddr_ns *)sa;
1.1 deraadt 910: struct sockaddr_ns work;
911: static union ns_net ns_zeronet;
912: char *p;
913:
914: work = *sns;
915: work.sns_addr.x_port = 0;
916: work.sns_addr.x_net = ns_zeronet;
917:
918: p = ns_print((struct sockaddr *)&work);
1.46 deraadt 919: if (strncmp("0H.", p, 3) == 0)
920: p += 3;
1.5 mickey 921: return(p);
922: }
923:
924: u_short ipx_nullh[] = {0,0,0};
925: u_short ipx_bh[] = {0xffff,0xffff,0xffff};
926:
927: char *
1.50 deraadt 928: ipx_print(struct sockaddr *sa)
1.5 mickey 929: {
1.43 mpech 930: struct sockaddr_ipx *sipx = (struct sockaddr_ipx*)sa;
1.5 mickey 931: struct ipx_addr work;
932: union { union ipx_net net_e; u_long long_e; } net;
1.13 millert 933: in_port_t port;
1.5 mickey 934: static char mybuf[50], cport[10], chost[25];
935: char *host = "";
1.43 mpech 936: char *q;
1.5 mickey 937:
938: work = sipx->sipx_addr;
939: port = ntohs(work.ipx_port);
940: work.ipx_port = 0;
1.10 deraadt 941: net.net_e = work.ipx_net;
1.5 mickey 942: if (ipx_nullhost(work) && net.long_e == 0) {
943: if (port != 0) {
1.23 deraadt 944: snprintf(mybuf, sizeof mybuf, "*.%xH", port);
1.5 mickey 945: upHex(mybuf);
946: } else
1.23 deraadt 947: snprintf(mybuf, sizeof mybuf, "*.*");
1.5 mickey 948: return (mybuf);
949: }
950:
951: if (bcmp(ipx_bh, work.ipx_host.c_host, 6) == 0) {
952: host = "any";
953: } else if (bcmp(ipx_nullh, work.ipx_host.c_host, 6) == 0) {
954: host = "*";
955: } else {
956: q = work.ipx_host.c_host;
1.23 deraadt 957: snprintf(chost, sizeof chost, "%02x:%02x:%02x:%02x:%02x:%02x",
958: q[0], q[1], q[2], q[3], q[4], q[5]);
1.5 mickey 959: host = chost;
960: }
961: if (port)
1.23 deraadt 962: snprintf(cport, sizeof cport, ".%xH", htons(port));
1.5 mickey 963: else
964: *cport = 0;
965:
1.23 deraadt 966: snprintf(mybuf, sizeof mybuf, "%xH.%s%s", ntohl(net.long_e),
967: host, cport);
1.5 mickey 968: upHex(mybuf);
969: return(mybuf);
970: }
971:
972: char *
1.50 deraadt 973: ipx_phost(struct sockaddr *sa)
1.5 mickey 974: {
1.43 mpech 975: struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)sa;
1.5 mickey 976: struct sockaddr_ipx work;
977: static union ipx_net ipx_zeronet;
978: char *p;
979:
980: work = *sipx;
981: work.sipx_addr.ipx_port = 0;
982: work.sipx_addr.ipx_net = ipx_zeronet;
983:
984: p = ipx_print((struct sockaddr *)&work);
1.46 deraadt 985: if (strncmp("0H.", p, 3) == 0)
986: p += 3;
1.1 deraadt 987: return(p);
1.9 angelos 988: }
989:
990: static void
1.50 deraadt 991: encap_print(struct rtentry *rt)
1.9 angelos 992: {
1.10 deraadt 993: struct sockaddr_encap sen1, sen2, sen3;
1.44 mickey 994: struct ipsec_policy ipo;
1.38 angelos 995:
1.31 angelos 996: #ifdef INET6
997: struct sockaddr_in6 s61, s62;
998: #endif /* INET6 */
1.9 angelos 999:
1000: bcopy(kgetsa(rt_key(rt)), &sen1, sizeof(sen1));
1001: bcopy(kgetsa(rt_mask(rt)), &sen2, sizeof(sen2));
1002: bcopy(kgetsa(rt->rt_gateway), &sen3, sizeof(sen3));
1003:
1.46 deraadt 1004: if (sen1.sen_type == SENT_IP4) {
1005: printf("%-18s %-5u ", netname(sen1.sen_ip_src.s_addr,
1006: sen2.sen_ip_src.s_addr), ntohs(sen1.sen_sport));
1007: printf("%-18s %-5u %-5u ", netname(sen1.sen_ip_dst.s_addr,
1008: sen2.sen_ip_dst.s_addr),
1009: ntohs(sen1.sen_dport), sen1.sen_proto);
1.31 angelos 1010: }
1011:
1012: #ifdef INET6
1.46 deraadt 1013: if (sen1.sen_type == SENT_IP6) {
1014: bzero(&s61, sizeof(s61));
1015: bzero(&s62, sizeof(s62));
1016: s61.sin6_family = s62.sin6_family = AF_INET6;
1017: s61.sin6_len = s62.sin6_len = sizeof(s61);
1018: bcopy(&sen1.sen_ip6_src, &s61.sin6_addr, sizeof(struct in6_addr));
1.57 itojun 1019: #ifdef __KAME__
1020: if (IN6_IS_ADDR_LINKLOCAL(&s61.sin6_addr) ||
1021: IN6_IS_ADDR_MC_LINKLOCAL(&s61.sin6_addr)) {
1022: s61.sin6_scope_id =
1023: ((u_int16_t)s61.sin6_addr.s6_addr[2] << 8) |
1024: s61.sin6_addr.s6_addr[3];
1025: s61.sin6_addr.s6_addr[2] = s61.sin6_addr.s6_addr[3] = 0;
1026: }
1027: #endif
1.46 deraadt 1028: bcopy(&sen2.sen_ip6_src, &s62.sin6_addr, sizeof(struct in6_addr));
1.57 itojun 1029: #ifdef __KAME__
1030: if (IN6_IS_ADDR_LINKLOCAL(&s62.sin6_addr) ||
1031: IN6_IS_ADDR_MC_LINKLOCAL(&s62.sin6_addr)) {
1032: s62.sin6_scope_id =
1033: ((u_int16_t)s62.sin6_addr.s6_addr[2] << 8) |
1034: s62.sin6_addr.s6_addr[3];
1035: s62.sin6_addr.s6_addr[2] = s62.sin6_addr.s6_addr[3] = 0;
1036: }
1037: #endif
1.46 deraadt 1038:
1039: printf("%-42s %-5u ", netname6(&s61, &s62.sin6_addr),
1040: ntohs(sen1.sen_ip6_sport));
1041:
1042: bzero(&s61, sizeof(s61));
1043: bzero(&s62, sizeof(s62));
1044: s61.sin6_family = s62.sin6_family = AF_INET6;
1045: s61.sin6_len = s62.sin6_len = sizeof(s61);
1046: bcopy(&sen1.sen_ip6_dst, &s61.sin6_addr, sizeof(struct in6_addr));
1.57 itojun 1047: #ifdef __KAME__
1048: if (IN6_IS_ADDR_LINKLOCAL(&s61.sin6_addr) ||
1049: IN6_IS_ADDR_MC_LINKLOCAL(&s61.sin6_addr)) {
1050: s61.sin6_scope_id =
1051: ((u_int16_t)s61.sin6_addr.s6_addr[2] << 8) |
1052: s61.sin6_addr.s6_addr[3];
1053: s61.sin6_addr.s6_addr[2] = s61.sin6_addr.s6_addr[3] = 0;
1054: }
1055: #endif
1.46 deraadt 1056: bcopy(&sen2.sen_ip6_dst, &s62.sin6_addr, sizeof(struct in6_addr));
1.57 itojun 1057: #ifdef __KAME__
1058: if (IN6_IS_ADDR_LINKLOCAL(&s62.sin6_addr) ||
1059: IN6_IS_ADDR_MC_LINKLOCAL(&s62.sin6_addr)) {
1060: s62.sin6_scope_id =
1061: ((u_int16_t)s62.sin6_addr.s6_addr[2] << 8) |
1062: s62.sin6_addr.s6_addr[3];
1063: s62.sin6_addr.s6_addr[2] = s62.sin6_addr.s6_addr[3] = 0;
1064: }
1065: #endif
1.31 angelos 1066:
1.46 deraadt 1067: printf("%-42s %-5u %-5u ", netname6(&s61, &s62.sin6_addr),
1068: ntohs(sen1.sen_ip6_dport), sen1.sen_ip6_proto);
1.31 angelos 1069: }
1070: #endif /* INET6 */
1071:
1.46 deraadt 1072: if (sen3.sen_type == SENT_IPSP) {
1073: char hostn[NI_MAXHOST];
1.31 angelos 1074:
1.46 deraadt 1075: kget(sen3.sen_ipsp, ipo);
1.38 angelos 1076:
1.48 ho 1077: if (getnameinfo(&ipo.ipo_dst.sa, ipo.ipo_dst.sa.sa_len,
1078: hostn, NI_MAXHOST, NULL, 0, NI_NUMERICHOST) != 0)
1079: strlcpy (hostn, "none", NI_MAXHOST);
1080:
1.46 deraadt 1081: printf("%s", hostn);
1082: printf("/%-u", ipo.ipo_sproto);
1.44 mickey 1083:
1.46 deraadt 1084: switch (ipo.ipo_type) {
1.44 mickey 1085: case IPSP_IPSEC_REQUIRE:
1.46 deraadt 1086: printf("/require");
1087: break;
1.44 mickey 1088: case IPSP_IPSEC_ACQUIRE:
1.46 deraadt 1089: printf("/acquire");
1090: break;
1.44 mickey 1091: case IPSP_IPSEC_USE:
1.46 deraadt 1092: printf("/use");
1093: break;
1.44 mickey 1094: case IPSP_IPSEC_DONTACQ:
1.46 deraadt 1095: printf("/dontacq");
1096: break;
1.44 mickey 1097: case IPSP_PERMIT:
1.46 deraadt 1098: printf("/permit");
1099: break;
1.44 mickey 1100: case IPSP_DENY:
1.46 deraadt 1101: printf("/deny");
1102: break;
1.44 mickey 1103: default:
1.46 deraadt 1104: printf("/<unknown type!>");
1105: break;
1106: }
1.44 mickey 1107:
1.46 deraadt 1108: if ((ipo.ipo_addr.sen_type == SENT_IP4 &&
1109: ipo.ipo_addr.sen_direction == IPSP_DIRECTION_IN) ||
1110: (ipo.ipo_addr.sen_type == SENT_IP6 &&
1111: ipo.ipo_addr.sen_ip6_direction == IPSP_DIRECTION_IN))
1112: printf("/in\n");
1113: else if ((ipo.ipo_addr.sen_type == SENT_IP4 &&
1114: ipo.ipo_addr.sen_direction == IPSP_DIRECTION_OUT) ||
1115: (ipo.ipo_addr.sen_type == SENT_IP6 &&
1116: ipo.ipo_addr.sen_ip6_direction == IPSP_DIRECTION_OUT))
1117: printf("/out\n");
1118: else
1119: printf("/<unknown>\n");
1.44 mickey 1120: }
1.1 deraadt 1121: }
1122:
1123: void
1.50 deraadt 1124: upHex(char *p0)
1.1 deraadt 1125: {
1.43 mpech 1126: char *p = p0;
1.1 deraadt 1127:
1.46 deraadt 1128: for (; *p; p++)
1129: switch (*p) {
1130: case 'a':
1131: case 'b':
1132: case 'c':
1133: case 'd':
1134: case 'e':
1135: case 'f':
1136: *p += ('A' - 'a');
1137: break;
1.1 deraadt 1138: }
1139: }
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