The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997 |
| 3 | * The Regents of the University of California. All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that: (1) source code distributions |
| 7 | * retain the above copyright notice and this paragraph in its entirety, (2) |
| 8 | * distributions including binary code include the above copyright notice and |
| 9 | * this paragraph in its entirety in the documentation or other materials |
| 10 | * provided with the distribution, and (3) all advertising materials mentioning |
| 11 | * features or use of this software display the following acknowledgement: |
| 12 | * ``This product includes software developed by the University of California, |
| 13 | * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of |
| 14 | * the University nor the names of its contributors may be used to endorse |
| 15 | * or promote products derived from this software without specific prior |
| 16 | * written permission. |
| 17 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 20 | * |
| 21 | * Format and print AppleTalk packets. |
| 22 | */ |
| 23 | |
| 24 | #ifndef lint |
| 25 | static const char rcsid[] _U_ = |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 26 | "@(#) $Header: /tcpdump/master/tcpdump/print-atalk.c,v 1.81 2004-05-01 09:41:50 hannes Exp $ (LBL)"; |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 27 | #endif |
| 28 | |
| 29 | #ifdef HAVE_CONFIG_H |
| 30 | #include "config.h" |
| 31 | #endif |
| 32 | |
| 33 | #include <tcpdump-stdinc.h> |
| 34 | |
| 35 | #include <stdio.h> |
| 36 | #include <stdlib.h> |
| 37 | #include <string.h> |
| 38 | #include <pcap.h> |
| 39 | |
| 40 | #include "interface.h" |
| 41 | #include "addrtoname.h" |
| 42 | #include "ethertype.h" |
| 43 | #include "extract.h" /* must come after interface.h */ |
| 44 | #include "appletalk.h" |
| 45 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 46 | static const struct tok type2str[] = { |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 47 | { ddpRTMP, "rtmp" }, |
| 48 | { ddpRTMPrequest, "rtmpReq" }, |
| 49 | { ddpECHO, "echo" }, |
| 50 | { ddpIP, "IP" }, |
| 51 | { ddpARP, "ARP" }, |
| 52 | { ddpKLAP, "KLAP" }, |
| 53 | { 0, NULL } |
| 54 | }; |
| 55 | |
| 56 | struct aarp { |
| 57 | u_int16_t htype, ptype; |
| 58 | u_int8_t halen, palen; |
| 59 | u_int16_t op; |
| 60 | u_int8_t hsaddr[6]; |
| 61 | u_int8_t psaddr[4]; |
| 62 | u_int8_t hdaddr[6]; |
| 63 | u_int8_t pdaddr[4]; |
| 64 | }; |
| 65 | |
| 66 | static char tstr[] = "[|atalk]"; |
| 67 | |
| 68 | static void atp_print(const struct atATP *, u_int); |
| 69 | static void atp_bitmap_print(u_char); |
| 70 | static void nbp_print(const struct atNBP *, u_int, u_short, u_char, u_char); |
| 71 | static const char *print_cstring(const char *, const u_char *); |
| 72 | static const struct atNBPtuple *nbp_tuple_print(const struct atNBPtuple *, |
| 73 | const u_char *, |
| 74 | u_short, u_char, u_char); |
| 75 | static const struct atNBPtuple *nbp_name_print(const struct atNBPtuple *, |
| 76 | const u_char *); |
| 77 | static const char *ataddr_string(u_short, u_char); |
| 78 | static void ddp_print(const u_char *, u_int, int, u_short, u_char, u_char); |
| 79 | static const char *ddpskt_string(int); |
| 80 | |
| 81 | /* |
| 82 | * Print LLAP packets received on a physical LocalTalk interface. |
| 83 | */ |
| 84 | u_int |
| 85 | ltalk_if_print(const struct pcap_pkthdr *h, const u_char *p) |
| 86 | { |
| 87 | return (llap_print(p, h->caplen)); |
| 88 | } |
| 89 | |
| 90 | /* |
| 91 | * Print AppleTalk LLAP packets. |
| 92 | */ |
| 93 | u_int |
| 94 | llap_print(register const u_char *bp, u_int length) |
| 95 | { |
| 96 | register const struct LAP *lp; |
| 97 | register const struct atDDP *dp; |
| 98 | register const struct atShortDDP *sdp; |
| 99 | u_short snet; |
| 100 | u_int hdrlen; |
| 101 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 102 | if (length < sizeof(*lp)) { |
| 103 | (void)printf(" [|llap %u]", length); |
| 104 | return (length); |
| 105 | } |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 106 | lp = (const struct LAP *)bp; |
| 107 | bp += sizeof(*lp); |
| 108 | length -= sizeof(*lp); |
| 109 | hdrlen = sizeof(*lp); |
| 110 | switch (lp->type) { |
| 111 | |
| 112 | case lapShortDDP: |
| 113 | if (length < ddpSSize) { |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 114 | (void)printf(" [|sddp %u]", length); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 115 | return (length); |
| 116 | } |
| 117 | sdp = (const struct atShortDDP *)bp; |
| 118 | printf("%s.%s", |
| 119 | ataddr_string(0, lp->src), ddpskt_string(sdp->srcSkt)); |
| 120 | printf(" > %s.%s:", |
| 121 | ataddr_string(0, lp->dst), ddpskt_string(sdp->dstSkt)); |
| 122 | bp += ddpSSize; |
| 123 | length -= ddpSSize; |
| 124 | hdrlen += ddpSSize; |
| 125 | ddp_print(bp, length, sdp->type, 0, lp->src, sdp->srcSkt); |
| 126 | break; |
| 127 | |
| 128 | case lapDDP: |
| 129 | if (length < ddpSize) { |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 130 | (void)printf(" [|ddp %u]", length); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 131 | return (length); |
| 132 | } |
| 133 | dp = (const struct atDDP *)bp; |
| 134 | snet = EXTRACT_16BITS(&dp->srcNet); |
| 135 | printf("%s.%s", ataddr_string(snet, dp->srcNode), |
| 136 | ddpskt_string(dp->srcSkt)); |
| 137 | printf(" > %s.%s:", |
| 138 | ataddr_string(EXTRACT_16BITS(&dp->dstNet), dp->dstNode), |
| 139 | ddpskt_string(dp->dstSkt)); |
| 140 | bp += ddpSize; |
| 141 | length -= ddpSize; |
| 142 | hdrlen += ddpSize; |
| 143 | ddp_print(bp, length, dp->type, snet, dp->srcNode, dp->srcSkt); |
| 144 | break; |
| 145 | |
| 146 | #ifdef notdef |
| 147 | case lapKLAP: |
| 148 | klap_print(bp, length); |
| 149 | break; |
| 150 | #endif |
| 151 | |
| 152 | default: |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 153 | printf("%d > %d at-lap#%d %u", |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 154 | lp->src, lp->dst, lp->type, length); |
| 155 | break; |
| 156 | } |
| 157 | return (hdrlen); |
| 158 | } |
| 159 | |
| 160 | /* |
| 161 | * Print EtherTalk/TokenTalk packets (or FDDITalk, or whatever it's called |
| 162 | * when it runs over FDDI; yes, I've seen FDDI captures with AppleTalk |
| 163 | * packets in them). |
| 164 | */ |
| 165 | void |
| 166 | atalk_print(register const u_char *bp, u_int length) |
| 167 | { |
| 168 | register const struct atDDP *dp; |
| 169 | u_short snet; |
| 170 | |
| 171 | if(!eflag) |
| 172 | printf("AT "); |
| 173 | |
| 174 | if (length < ddpSize) { |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 175 | (void)printf(" [|ddp %u]", length); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 176 | return; |
| 177 | } |
| 178 | dp = (const struct atDDP *)bp; |
| 179 | snet = EXTRACT_16BITS(&dp->srcNet); |
| 180 | printf("%s.%s", ataddr_string(snet, dp->srcNode), |
| 181 | ddpskt_string(dp->srcSkt)); |
| 182 | printf(" > %s.%s: ", |
| 183 | ataddr_string(EXTRACT_16BITS(&dp->dstNet), dp->dstNode), |
| 184 | ddpskt_string(dp->dstSkt)); |
| 185 | bp += ddpSize; |
| 186 | length -= ddpSize; |
| 187 | ddp_print(bp, length, dp->type, snet, dp->srcNode, dp->srcSkt); |
| 188 | } |
| 189 | |
| 190 | /* XXX should probably pass in the snap header and do checks like arp_print() */ |
| 191 | void |
| 192 | aarp_print(register const u_char *bp, u_int length) |
| 193 | { |
| 194 | register const struct aarp *ap; |
| 195 | |
| 196 | #define AT(member) ataddr_string((ap->member[1]<<8)|ap->member[2],ap->member[3]) |
| 197 | |
| 198 | printf("aarp "); |
| 199 | ap = (const struct aarp *)bp; |
| 200 | if (EXTRACT_16BITS(&ap->htype) == 1 && |
| 201 | EXTRACT_16BITS(&ap->ptype) == ETHERTYPE_ATALK && |
| 202 | ap->halen == 6 && ap->palen == 4 ) |
| 203 | switch (EXTRACT_16BITS(&ap->op)) { |
| 204 | |
| 205 | case 1: /* request */ |
| 206 | (void)printf("who-has %s tell %s", |
| 207 | AT(pdaddr), AT(psaddr)); |
| 208 | return; |
| 209 | |
| 210 | case 2: /* response */ |
| 211 | (void)printf("reply %s is-at %s", |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 212 | AT(psaddr), etheraddr_string(ap->hsaddr)); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 213 | return; |
| 214 | |
| 215 | case 3: /* probe (oy!) */ |
| 216 | (void)printf("probe %s tell %s", |
| 217 | AT(pdaddr), AT(psaddr)); |
| 218 | return; |
| 219 | } |
| 220 | (void)printf("len %u op %u htype %u ptype %#x halen %u palen %u", |
| 221 | length, EXTRACT_16BITS(&ap->op), EXTRACT_16BITS(&ap->htype), |
| 222 | EXTRACT_16BITS(&ap->ptype), ap->halen, ap->palen); |
| 223 | } |
| 224 | |
| 225 | /* |
| 226 | * Print AppleTalk Datagram Delivery Protocol packets. |
| 227 | */ |
| 228 | static void |
| 229 | ddp_print(register const u_char *bp, register u_int length, register int t, |
| 230 | register u_short snet, register u_char snode, u_char skt) |
| 231 | { |
| 232 | |
| 233 | switch (t) { |
| 234 | |
| 235 | case ddpNBP: |
| 236 | nbp_print((const struct atNBP *)bp, length, snet, snode, skt); |
| 237 | break; |
| 238 | |
| 239 | case ddpATP: |
| 240 | atp_print((const struct atATP *)bp, length); |
| 241 | break; |
| 242 | |
| 243 | case ddpEIGRP: |
| 244 | eigrp_print(bp, length); |
| 245 | break; |
| 246 | |
| 247 | default: |
| 248 | (void)printf(" at-%s %d", tok2str(type2str, NULL, t), length); |
| 249 | break; |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | static void |
| 254 | atp_print(register const struct atATP *ap, u_int length) |
| 255 | { |
| 256 | char c; |
| 257 | u_int32_t data; |
| 258 | |
| 259 | if ((const u_char *)(ap + 1) > snapend) { |
| 260 | /* Just bail if we don't have the whole chunk. */ |
| 261 | fputs(tstr, stdout); |
| 262 | return; |
| 263 | } |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 264 | if (length < sizeof(*ap)) { |
| 265 | (void)printf(" [|atp %u]", length); |
| 266 | return; |
| 267 | } |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 268 | length -= sizeof(*ap); |
| 269 | switch (ap->control & 0xc0) { |
| 270 | |
| 271 | case atpReqCode: |
| 272 | (void)printf(" atp-req%s %d", |
| 273 | ap->control & atpXO? " " : "*", |
| 274 | EXTRACT_16BITS(&ap->transID)); |
| 275 | |
| 276 | atp_bitmap_print(ap->bitmap); |
| 277 | |
| 278 | if (length != 0) |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 279 | (void)printf(" [len=%u]", length); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 280 | |
| 281 | switch (ap->control & (atpEOM|atpSTS)) { |
| 282 | case atpEOM: |
| 283 | (void)printf(" [EOM]"); |
| 284 | break; |
| 285 | case atpSTS: |
| 286 | (void)printf(" [STS]"); |
| 287 | break; |
| 288 | case atpEOM|atpSTS: |
| 289 | (void)printf(" [EOM,STS]"); |
| 290 | break; |
| 291 | } |
| 292 | break; |
| 293 | |
| 294 | case atpRspCode: |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 295 | (void)printf(" atp-resp%s%d:%d (%u)", |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 296 | ap->control & atpEOM? "*" : " ", |
| 297 | EXTRACT_16BITS(&ap->transID), ap->bitmap, length); |
| 298 | switch (ap->control & (atpXO|atpSTS)) { |
| 299 | case atpXO: |
| 300 | (void)printf(" [XO]"); |
| 301 | break; |
| 302 | case atpSTS: |
| 303 | (void)printf(" [STS]"); |
| 304 | break; |
| 305 | case atpXO|atpSTS: |
| 306 | (void)printf(" [XO,STS]"); |
| 307 | break; |
| 308 | } |
| 309 | break; |
| 310 | |
| 311 | case atpRelCode: |
| 312 | (void)printf(" atp-rel %d", EXTRACT_16BITS(&ap->transID)); |
| 313 | |
| 314 | atp_bitmap_print(ap->bitmap); |
| 315 | |
| 316 | /* length should be zero */ |
| 317 | if (length) |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 318 | (void)printf(" [len=%u]", length); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 319 | |
| 320 | /* there shouldn't be any control flags */ |
| 321 | if (ap->control & (atpXO|atpEOM|atpSTS)) { |
| 322 | c = '['; |
| 323 | if (ap->control & atpXO) { |
| 324 | (void)printf("%cXO", c); |
| 325 | c = ','; |
| 326 | } |
| 327 | if (ap->control & atpEOM) { |
| 328 | (void)printf("%cEOM", c); |
| 329 | c = ','; |
| 330 | } |
| 331 | if (ap->control & atpSTS) { |
| 332 | (void)printf("%cSTS", c); |
| 333 | c = ','; |
| 334 | } |
| 335 | (void)printf("]"); |
| 336 | } |
| 337 | break; |
| 338 | |
| 339 | default: |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 340 | (void)printf(" atp-0x%x %d (%u)", ap->control, |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 341 | EXTRACT_16BITS(&ap->transID), length); |
| 342 | break; |
| 343 | } |
| 344 | data = EXTRACT_32BITS(&ap->userData); |
| 345 | if (data != 0) |
| 346 | (void)printf(" 0x%x", data); |
| 347 | } |
| 348 | |
| 349 | static void |
| 350 | atp_bitmap_print(register u_char bm) |
| 351 | { |
| 352 | register char c; |
| 353 | register int i; |
| 354 | |
| 355 | /* |
| 356 | * The '& 0xff' below is needed for compilers that want to sign |
| 357 | * extend a u_char, which is the case with the Ultrix compiler. |
| 358 | * (gcc is smart enough to eliminate it, at least on the Sparc). |
| 359 | */ |
| 360 | if ((bm + 1) & (bm & 0xff)) { |
| 361 | c = '<'; |
| 362 | for (i = 0; bm; ++i) { |
| 363 | if (bm & 1) { |
| 364 | (void)printf("%c%d", c, i); |
| 365 | c = ','; |
| 366 | } |
| 367 | bm >>= 1; |
| 368 | } |
| 369 | (void)printf(">"); |
| 370 | } else { |
| 371 | for (i = 0; bm; ++i) |
| 372 | bm >>= 1; |
| 373 | if (i > 1) |
| 374 | (void)printf("<0-%d>", i - 1); |
| 375 | else |
| 376 | (void)printf("<0>"); |
| 377 | } |
| 378 | } |
| 379 | |
| 380 | static void |
| 381 | nbp_print(register const struct atNBP *np, u_int length, register u_short snet, |
| 382 | register u_char snode, register u_char skt) |
| 383 | { |
| 384 | register const struct atNBPtuple *tp = |
| 385 | (const struct atNBPtuple *)((u_char *)np + nbpHeaderSize); |
| 386 | int i; |
| 387 | const u_char *ep; |
| 388 | |
| 389 | if (length < nbpHeaderSize) { |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 390 | (void)printf(" truncated-nbp %u", length); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 391 | return; |
| 392 | } |
| 393 | |
| 394 | length -= nbpHeaderSize; |
| 395 | if (length < 8) { |
| 396 | /* must be room for at least one tuple */ |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 397 | (void)printf(" truncated-nbp %u", length + nbpHeaderSize); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 398 | return; |
| 399 | } |
| 400 | /* ep points to end of available data */ |
| 401 | ep = snapend; |
| 402 | if ((const u_char *)tp > ep) { |
| 403 | fputs(tstr, stdout); |
| 404 | return; |
| 405 | } |
| 406 | switch (i = np->control & 0xf0) { |
| 407 | |
| 408 | case nbpBrRq: |
| 409 | case nbpLkUp: |
| 410 | (void)printf(i == nbpLkUp? " nbp-lkup %d:":" nbp-brRq %d:", |
| 411 | np->id); |
| 412 | if ((const u_char *)(tp + 1) > ep) { |
| 413 | fputs(tstr, stdout); |
| 414 | return; |
| 415 | } |
| 416 | (void)nbp_name_print(tp, ep); |
| 417 | /* |
| 418 | * look for anomalies: the spec says there can only |
| 419 | * be one tuple, the address must match the source |
| 420 | * address and the enumerator should be zero. |
| 421 | */ |
| 422 | if ((np->control & 0xf) != 1) |
| 423 | (void)printf(" [ntup=%d]", np->control & 0xf); |
| 424 | if (tp->enumerator) |
| 425 | (void)printf(" [enum=%d]", tp->enumerator); |
| 426 | if (EXTRACT_16BITS(&tp->net) != snet || |
| 427 | tp->node != snode || tp->skt != skt) |
| 428 | (void)printf(" [addr=%s.%d]", |
| 429 | ataddr_string(EXTRACT_16BITS(&tp->net), |
| 430 | tp->node), tp->skt); |
| 431 | break; |
| 432 | |
| 433 | case nbpLkUpReply: |
| 434 | (void)printf(" nbp-reply %d:", np->id); |
| 435 | |
| 436 | /* print each of the tuples in the reply */ |
| 437 | for (i = np->control & 0xf; --i >= 0 && tp; ) |
| 438 | tp = nbp_tuple_print(tp, ep, snet, snode, skt); |
| 439 | break; |
| 440 | |
| 441 | default: |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 442 | (void)printf(" nbp-0x%x %d (%u)", np->control, np->id, |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 443 | length); |
| 444 | break; |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | /* print a counted string */ |
| 449 | static const char * |
| 450 | print_cstring(register const char *cp, register const u_char *ep) |
| 451 | { |
| 452 | register u_int length; |
| 453 | |
| 454 | if (cp >= (const char *)ep) { |
| 455 | fputs(tstr, stdout); |
| 456 | return (0); |
| 457 | } |
| 458 | length = *cp++; |
| 459 | |
| 460 | /* Spec says string can be at most 32 bytes long */ |
| 461 | if (length > 32) { |
| 462 | (void)printf("[len=%u]", length); |
| 463 | return (0); |
| 464 | } |
| 465 | while ((int)--length >= 0) { |
| 466 | if (cp >= (const char *)ep) { |
| 467 | fputs(tstr, stdout); |
| 468 | return (0); |
| 469 | } |
| 470 | putchar(*cp++); |
| 471 | } |
| 472 | return (cp); |
| 473 | } |
| 474 | |
| 475 | static const struct atNBPtuple * |
| 476 | nbp_tuple_print(register const struct atNBPtuple *tp, |
| 477 | register const u_char *ep, |
| 478 | register u_short snet, register u_char snode, |
| 479 | register u_char skt) |
| 480 | { |
| 481 | register const struct atNBPtuple *tpn; |
| 482 | |
| 483 | if ((const u_char *)(tp + 1) > ep) { |
| 484 | fputs(tstr, stdout); |
| 485 | return 0; |
| 486 | } |
| 487 | tpn = nbp_name_print(tp, ep); |
| 488 | |
| 489 | /* if the enumerator isn't 1, print it */ |
| 490 | if (tp->enumerator != 1) |
| 491 | (void)printf("(%d)", tp->enumerator); |
| 492 | |
| 493 | /* if the socket doesn't match the src socket, print it */ |
| 494 | if (tp->skt != skt) |
| 495 | (void)printf(" %d", tp->skt); |
| 496 | |
| 497 | /* if the address doesn't match the src address, it's an anomaly */ |
| 498 | if (EXTRACT_16BITS(&tp->net) != snet || tp->node != snode) |
| 499 | (void)printf(" [addr=%s]", |
| 500 | ataddr_string(EXTRACT_16BITS(&tp->net), tp->node)); |
| 501 | |
| 502 | return (tpn); |
| 503 | } |
| 504 | |
| 505 | static const struct atNBPtuple * |
| 506 | nbp_name_print(const struct atNBPtuple *tp, register const u_char *ep) |
| 507 | { |
| 508 | register const char *cp = (const char *)tp + nbpTupleSize; |
| 509 | |
| 510 | putchar(' '); |
| 511 | |
| 512 | /* Object */ |
| 513 | putchar('"'); |
| 514 | if ((cp = print_cstring(cp, ep)) != NULL) { |
| 515 | /* Type */ |
| 516 | putchar(':'); |
| 517 | if ((cp = print_cstring(cp, ep)) != NULL) { |
| 518 | /* Zone */ |
| 519 | putchar('@'); |
| 520 | if ((cp = print_cstring(cp, ep)) != NULL) |
| 521 | putchar('"'); |
| 522 | } |
| 523 | } |
| 524 | return ((const struct atNBPtuple *)cp); |
| 525 | } |
| 526 | |
| 527 | |
| 528 | #define HASHNAMESIZE 4096 |
| 529 | |
| 530 | struct hnamemem { |
| 531 | int addr; |
| 532 | char *name; |
| 533 | struct hnamemem *nxt; |
| 534 | }; |
| 535 | |
| 536 | static struct hnamemem hnametable[HASHNAMESIZE]; |
| 537 | |
| 538 | static const char * |
| 539 | ataddr_string(u_short atnet, u_char athost) |
| 540 | { |
| 541 | register struct hnamemem *tp, *tp2; |
| 542 | register int i = (atnet << 8) | athost; |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 543 | char nambuf[256+1]; |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 544 | static int first = 1; |
| 545 | FILE *fp; |
| 546 | |
| 547 | /* |
| 548 | * if this is the first call, see if there's an AppleTalk |
| 549 | * number to name map file. |
| 550 | */ |
| 551 | if (first && (first = 0, !nflag) |
| 552 | && (fp = fopen("/etc/atalk.names", "r"))) { |
| 553 | char line[256]; |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 554 | int i1, i2; |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 555 | |
| 556 | while (fgets(line, sizeof(line), fp)) { |
| 557 | if (line[0] == '\n' || line[0] == 0 || line[0] == '#') |
| 558 | continue; |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 559 | if (sscanf(line, "%d.%d %256s", &i1, &i2, nambuf) == 3) |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 560 | /* got a hostname. */ |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 561 | i2 |= (i1 << 8); |
| 562 | else if (sscanf(line, "%d %256s", &i1, nambuf) == 2) |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 563 | /* got a net name */ |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 564 | i2 = (i1 << 8) | 255; |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 565 | else |
| 566 | continue; |
| 567 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 568 | for (tp = &hnametable[i2 & (HASHNAMESIZE-1)]; |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 569 | tp->nxt; tp = tp->nxt) |
| 570 | ; |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 571 | tp->addr = i2; |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 572 | tp->nxt = newhnamemem(); |
| 573 | tp->name = strdup(nambuf); |
| 574 | } |
| 575 | fclose(fp); |
| 576 | } |
| 577 | |
| 578 | for (tp = &hnametable[i & (HASHNAMESIZE-1)]; tp->nxt; tp = tp->nxt) |
| 579 | if (tp->addr == i) |
| 580 | return (tp->name); |
| 581 | |
| 582 | /* didn't have the node name -- see if we've got the net name */ |
| 583 | i |= 255; |
| 584 | for (tp2 = &hnametable[i & (HASHNAMESIZE-1)]; tp2->nxt; tp2 = tp2->nxt) |
| 585 | if (tp2->addr == i) { |
| 586 | tp->addr = (atnet << 8) | athost; |
| 587 | tp->nxt = newhnamemem(); |
| 588 | (void)snprintf(nambuf, sizeof(nambuf), "%s.%d", |
| 589 | tp2->name, athost); |
| 590 | tp->name = strdup(nambuf); |
| 591 | return (tp->name); |
| 592 | } |
| 593 | |
| 594 | tp->addr = (atnet << 8) | athost; |
| 595 | tp->nxt = newhnamemem(); |
| 596 | if (athost != 255) |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 597 | (void)snprintf(nambuf, sizeof(nambuf), "%d.%d", atnet, athost); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 598 | else |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 599 | (void)snprintf(nambuf, sizeof(nambuf), "%d", atnet); |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 600 | tp->name = strdup(nambuf); |
| 601 | |
| 602 | return (tp->name); |
| 603 | } |
| 604 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 605 | static const struct tok skt2str[] = { |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 606 | { rtmpSkt, "rtmp" }, /* routing table maintenance */ |
| 607 | { nbpSkt, "nis" }, /* name info socket */ |
| 608 | { echoSkt, "echo" }, /* AppleTalk echo protocol */ |
| 609 | { zipSkt, "zip" }, /* zone info protocol */ |
| 610 | { 0, NULL } |
| 611 | }; |
| 612 | |
| 613 | static const char * |
| 614 | ddpskt_string(register int skt) |
| 615 | { |
| 616 | static char buf[8]; |
| 617 | |
| 618 | if (nflag) { |
| 619 | (void)snprintf(buf, sizeof(buf), "%d", skt); |
| 620 | return (buf); |
| 621 | } |
| 622 | return (tok2str(skt2str, "%d", skt)); |
| 623 | } |