packet-mount.c

   1 /* packet-mount.c
   2  * Routines for mount dissection
   3  *
   4  * $Id: packet-mount.c,v 1.27 2001/07/12 08:52:59 guy Exp $
   5  *
   6  * Ethereal - Network traffic analyzer
   7  * By Gerald Combs <gerald@ethereal.com>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * Copied from packet-smb.c
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  25  */
  26
  27 #ifdef HAVE_CONFIG_H
  28 #include "config.h"
  29 #endif
  30
  31
  32 #ifdef HAVE_SYS_TYPES_H
  33 #include <sys/types.h>
  34 #endif
  35
  36 #include <string.h>
  37
  38 #include "packet-rpc.h"
  39 #include "packet-mount.h"
  40 #include "packet-nfs.h"
  41
  42
  43 static int proto_mount = -1;
  44 static int hf_mount_path = -1;
  45 static int hf_mount3_status = -1;
  46 static int hf_mount_mountlist_hostname = -1;
  47 static int hf_mount_mountlist_directory = -1;
  48 static int hf_mount_mountlist = -1;
  49 static int hf_mount_groups_group = -1;
  50 static int hf_mount_groups = -1;
  51 static int hf_mount_exportlist_directory = -1;
  52 static int hf_mount_exportlist = -1;
  53 static int hf_mount_pathconf_link_max = -1;
  54 static int hf_mount_pathconf_max_canon = -1;
  55 static int hf_mount_pathconf_max_input = -1;
  56 static int hf_mount_pathconf_name_max = -1;
  57 static int hf_mount_pathconf_path_max = -1;
  58 static int hf_mount_pathconf_pipe_buf = -1;
  59 static int hf_mount_pathconf_vdisable = -1;
  60 static int hf_mount_pathconf_mask = -1;
  61 static int hf_mount_pathconf_error_all = -1;
  62 static int hf_mount_pathconf_error_link_max = -1;
  63 static int hf_mount_pathconf_error_max_canon = -1;
  64 static int hf_mount_pathconf_error_max_input = -1;
  65 static int hf_mount_pathconf_error_name_max = -1;
  66 static int hf_mount_pathconf_error_path_max = -1;
  67 static int hf_mount_pathconf_error_pipe_buf = -1;
  68 static int hf_mount_pathconf_chown_restricted = -1;
  69 static int hf_mount_pathconf_no_trunc = -1;
  70 static int hf_mount_pathconf_error_vdisable = -1;
  71 static int hf_mount_flavors = -1;
  72 static int hf_mount_flavor = -1;
  73
  74 static gint ett_mount = -1;
  75 static gint ett_mount_mountlist = -1;
  76 static gint ett_mount_groups = -1;
  77 static gint ett_mount_exportlist = -1;
  78 static gint ett_mount_pathconf_mask = -1;
  79
  80 #define MAX_GROUP_NAME_LIST 128
  81 static char group_name_list[MAX_GROUP_NAME_LIST];
  82 static int  group_names_len;
  83
  84 /* RFC 1094, Page 24 */
  85 /* This function dissects fhstatus for v1 and v2 of the mount protocol.
  86  * Formally, hf_mount3_status only define the status codes returned by version
  87  * 3 of the protocol.
  88  * Though not formally defined in the standard, we use the same
  89  * value-to-string mappings as version 3 since we belive that this mapping
  90  * is consistant with most v1 and v2 implementations.
  91  */
  92 static int
  93 dissect_fhstatus(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
  94 {
  95         gint32 status;
  96
  97         status=tvb_get_ntohl(tvb,offset);
  98         offset = dissect_rpc_uint32(tvb,pinfo,tree,hf_mount3_status,offset);
  99
 100         switch (status) {
 101                 case 0:
 102                         offset = dissect_fhandle(tvb,offset,pinfo,tree,"fhandle");
 103                 break;
 104                 default:
 105                         /* void */
 106                 break;
 107         }
 108
 109         return offset;
 110 }
 111
 112
 113 static int
 114 dissect_mount_dirpath_call(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 115 {
 116         if ( tree )
 117         {
 118                 offset = dissect_rpc_string(tvb,pinfo,tree,hf_mount_path,offset,NULL);
 119         }
 120
 121         return offset;
 122 }
 123
 124
 125 /* RFC 1094, Page 25,26 */
 126 static int
 127 dissect_mount1_mnt_reply(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 128 {
 129         offset = dissect_fhstatus(tvb,offset,pinfo,tree);
 130
 131         return offset;
 132 }
 133
 134
 135
 136 /* RFC 1094, Page 26 */
 137 /* RFC 1813, Page 110 */
 138 static int
 139 dissect_mountlist(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 140 {
 141         proto_item* lock_item = NULL;
 142         proto_tree* lock_tree = NULL;
 143         int old_offset = offset;
 144         char* hostname;
 145         char* directory;
 146
 147         if (tree) {
 148                 lock_item = proto_tree_add_item(tree, hf_mount_mountlist, tvb,
 149                                         offset, tvb_length_remaining(tvb, offset), FALSE);
 150                 if (lock_item)
 151                         lock_tree = proto_item_add_subtree(lock_item, ett_mount_mountlist);
 152         }
 153
 154         offset = dissect_rpc_string(tvb, pinfo, lock_tree,
 155                         hf_mount_mountlist_hostname, offset, &hostname);
 156         offset = dissect_rpc_string(tvb, pinfo, lock_tree,
 157                         hf_mount_mountlist_directory, offset, &directory);
 158
 159         if (lock_item) {
 160                 /* now we have a nicer string */
 161                 proto_item_set_text(lock_item, "Mount List Entry: %s:%s", hostname, directory);
 162                 /* now we know, that mountlist is shorter */
 163                 proto_item_set_len(lock_item, offset - old_offset);
 164         }
 165         g_free(hostname);
 166         g_free(directory);
 167
 168         return offset;
 169 }
 170
 171
 172 /* RFC 1094, Page 26 */
 173 /* RFC 1813, Page 110 */
 174 static int
 175 dissect_mount_dump_reply(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 176 {
 177         offset = dissect_rpc_list(tvb, pinfo, tree, offset, dissect_mountlist);
 178
 179         return offset;
 180 }
 181
 182
 183
 184 /* RFC 1094, Page 26 */
 185 /* RFC 1813, Page 110 */
 186 static int
 187 dissect_group(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 188 {
 189         int len,str_len;
 190         len=tvb_get_ntohl(tvb,offset);
 191         str_len=tvb_get_nstringz(tvb,offset+4,
 192                 MAX_GROUP_NAME_LIST-5-group_names_len,
 193                 group_name_list+group_names_len);
 194         if((group_names_len>=(MAX_GROUP_NAME_LIST-5))||(str_len<0)){
 195                 strcpy(group_name_list+(MAX_GROUP_NAME_LIST-5),"...");
 196                 group_names_len=MAX_GROUP_NAME_LIST-1;
 197         } else {
 198                 group_names_len+=str_len;
 199                 group_name_list[group_names_len++]=' ';
 200         }
 201         group_name_list[group_names_len]=0;
 202
 203         offset = dissect_rpc_string(tvb, pinfo, tree,
 204                         hf_mount_groups_group, offset, NULL);
 205
 206         return offset;
 207 }
 208
 209
 210 /* RFC 1094, Page 26 */
 211 /* RFC 1813, Page 113 */
 212 static int
 213 dissect_exportlist(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 214 {
 215         proto_item* exportlist_item = NULL;
 216         proto_tree* exportlist_tree = NULL;
 217         int old_offset = offset;
 218         int groups_offset;
 219         proto_item* groups_item = NULL;
 220         proto_item* groups_tree = NULL;
 221         char* directory;
 222
 223         group_name_list[0]=0;
 224         group_names_len=0;
 225         if (tree) {
 226                 exportlist_item = proto_tree_add_item(tree, hf_mount_exportlist, tvb,
 227                                         offset, tvb_length_remaining(tvb, offset), FALSE);
 228                 if (exportlist_item)
 229                         exportlist_tree = proto_item_add_subtree(exportlist_item, ett_mount_exportlist);
 230         }
 231
 232         offset = dissect_rpc_string(tvb, pinfo, exportlist_tree,
 233                         hf_mount_exportlist_directory, offset, &directory);
 234         groups_offset = offset;
 235
 236         if (tree) {
 237                 groups_item = proto_tree_add_item(exportlist_tree, hf_mount_groups, tvb,
 238                                         offset, tvb_length_remaining(tvb, offset), FALSE);
 239                 if (groups_item)
 240                         groups_tree = proto_item_add_subtree(groups_item, ett_mount_groups);
 241         }
 242
 243         offset = dissect_rpc_list(tvb, pinfo, groups_tree, offset, dissect_group);
 244         if (groups_item) {
 245                 /* mark empty lists */
 246                 if (offset - groups_offset == 4) {
 247                         proto_item_set_text(groups_item, "Groups: empty");
 248                 }
 249
 250                 /* now we know, that groups is shorter */
 251                 proto_item_set_len(groups_item, offset - groups_offset);
 252         }
 253
 254         if (exportlist_item) {
 255                 /* now we have a nicer string */
 256                 proto_item_set_text(exportlist_item, "Export List Entry: %s -> %s", directory,group_name_list);
 257                 /* now we know, that exportlist is shorter */
 258                 proto_item_set_len(exportlist_item, offset - old_offset);
 259         }
 260         g_free(directory);
 261
 262         return offset;
 263 }
 264
 265
 266 /* RFC 1094, Page 26 */
 267 /* RFC 1813, Page 113 */
 268 static int
 269 dissect_mount_export_reply(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 270 {
 271         offset = dissect_rpc_list(tvb, pinfo, tree, offset, dissect_exportlist);
 272
 273         return offset;
 274 }
 275
 276
 277 #define OFFS_MASK       32      /* offset of the "pc_mask" field */
 278
 279 #define PC_ERROR_ALL            0x0001
 280 #define PC_ERROR_LINK_MAX       0x0002
 281 #define PC_ERROR_MAX_CANON      0x0004
 282 #define PC_ERROR_MAX_INPUT      0x0008
 283 #define PC_ERROR_NAME_MAX       0x0010
 284 #define PC_ERROR_PATH_MAX       0x0020
 285 #define PC_ERROR_PIPE_BUF       0x0040
 286 #define PC_CHOWN_RESTRICTED     0x0080
 287 #define PC_NO_TRUNC             0x0100
 288 #define PC_ERROR_VDISABLE       0x0200
 289
 290 static const true_false_string tos_error_all = {
 291   "All info invalid",
 292   "Some or all info valid"
 293 };
 294
 295 static const true_false_string tos_error_link_max = {
 296   "LINK_MAX invalid",
 297   "LINK_MAX valid"
 298 };
 299
 300 static const true_false_string tos_error_max_canon = {
 301   "MAX_CANON invalid",
 302   "MAX_CANON valid"
 303 };
 304
 305 static const true_false_string tos_error_max_input = {
 306   "MAX_INPUT invalid",
 307   "MAX_INPUT valid"
 308 };
 309
 310 static const true_false_string tos_error_name_max = {
 311   "NAME_MAX invalid",
 312   "NAME_MAX valid"
 313 };
 314
 315 static const true_false_string tos_error_path_max = {
 316   "PATH_MAX invalid",
 317   "PATH_MAX valid"
 318 };
 319
 320 static const true_false_string tos_error_pipe_buf = {
 321   "PIPE_BUF invalid",
 322   "PIPE_BUF valid"
 323 };
 324
 325 static const true_false_string tos_chown_restricted = {
 326   "Only a privileged user can change the ownership of a file",
 327   "Users may give away their own files"
 328 };
 329
 330 static const true_false_string tos_no_trunc = {
 331   "File names that are too long will get an error",
 332   "File names that are too long will be truncated"
 333 };
 334
 335 static const true_false_string tos_error_vdisable = {
 336   "VDISABLE invalid",
 337   "VDISABLE valid"
 338 };
 339
 340
 341 static int
 342 dissect_mount_pathconf_reply(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 343 {
 344         int saved_offset;
 345         guint32 pc_mask;
 346         proto_item *lock_item;
 347         proto_tree *lock_tree;
 348
 349         saved_offset=offset;
 350         /*
 351          * Extract the mask first, so we know which other fields the
 352          * server was able to return to us.
 353          */
 354         pc_mask = tvb_get_ntohl(tvb, offset+OFFS_MASK) & 0xffff;
 355         if (!(pc_mask & (PC_ERROR_LINK_MAX|PC_ERROR_ALL))) {
 356                 if (tree) {
 357                         dissect_rpc_uint32(tvb,pinfo,tree,hf_mount_pathconf_link_max,offset);
 358                 }
 359         }
 360         offset += 4;
 361
 362         if (!(pc_mask & (PC_ERROR_MAX_CANON|PC_ERROR_ALL))) {
 363                 if (tree) {
 364                         proto_tree_add_item(tree,
 365                                 hf_mount_pathconf_max_canon,tvb,offset+2,2,
 366                                 tvb_get_ntohs(tvb,offset)&0xffff);
 367                 }
 368         }
 369         offset += 4;
 370
 371         if (!(pc_mask & (PC_ERROR_MAX_INPUT|PC_ERROR_ALL))) {
 372                 if (tree) {
 373                         proto_tree_add_item(tree,
 374                                 hf_mount_pathconf_max_input,tvb,offset+2,2,
 375                                 tvb_get_ntohs(tvb,offset)&0xffff);
 376                 }
 377         }
 378         offset += 4;
 379
 380         if (!(pc_mask & (PC_ERROR_NAME_MAX|PC_ERROR_ALL))) {
 381                 if (tree) {
 382                         proto_tree_add_item(tree,
 383                                 hf_mount_pathconf_name_max,tvb,offset+2,2,
 384                                 tvb_get_ntohs(tvb,offset)&0xffff);
 385                 }
 386         }
 387         offset += 4;
 388
 389         if (!(pc_mask & (PC_ERROR_PATH_MAX|PC_ERROR_ALL))) {
 390                 if (tree) {
 391                         proto_tree_add_item(tree,
 392                                 hf_mount_pathconf_path_max,tvb,offset+2,2,
 393                                 tvb_get_ntohs(tvb,offset)&0xffff);
 394                 }
 395         }
 396         offset += 4;
 397
 398         if (!(pc_mask & (PC_ERROR_PIPE_BUF|PC_ERROR_ALL))) {
 399                 if (tree) {
 400                         proto_tree_add_item(tree,
 401                                 hf_mount_pathconf_pipe_buf,tvb,offset+2,2,
 402                                 tvb_get_ntohs(tvb,offset)&0xffff);
 403                 }
 404         }
 405         offset += 4;
 406
 407         offset += 4;    /* skip "pc_xxx" pad field */
 408
 409         if (!(pc_mask & (PC_ERROR_VDISABLE|PC_ERROR_ALL))) {
 410                 if (tree) {
 411                         proto_tree_add_item(tree,
 412                                 hf_mount_pathconf_vdisable,tvb,offset+3,1,
 413                                 tvb_get_ntohs(tvb,offset)&0xffff);
 414                 }
 415         }
 416         offset += 4;
 417
 418
 419         if (tree) {
 420                 lock_item = proto_tree_add_item(tree, hf_mount_pathconf_mask, tvb,
 421                                         offset+2, 2, FALSE);
 422
 423                 lock_tree = proto_item_add_subtree(lock_item, ett_mount_pathconf_mask);
 424                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_all, tvb,
 425                     offset + 2, 2, pc_mask);
 426
 427                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_link_max, tvb,
 428                     offset + 2, 2, pc_mask);
 429                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_max_canon, tvb,
 430                     offset + 2, 2, pc_mask);
 431                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_max_input, tvb,
 432                     offset + 2, 2, pc_mask);
 433                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_name_max, tvb,
 434                     offset + 2, 2, pc_mask);
 435                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_path_max, tvb,
 436                     offset + 2, 2, pc_mask);
 437                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_pipe_buf, tvb,
 438                     offset + 2, 2, pc_mask);
 439                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_chown_restricted, tvb,
 440                     offset + 2, 2, pc_mask);
 441                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_no_trunc, tvb,
 442                     offset + 2, 2, pc_mask);
 443                 proto_tree_add_boolean(lock_tree, hf_mount_pathconf_error_vdisable, tvb,
 444                     offset + 2, 2, pc_mask);
 445         }
 446
 447         offset += 8;
 448         return offset;
 449 }
 450
 451 /* RFC 1813, Page 107 */
 452 static const value_string mount3_mountstat3[] =
 453 {
 454         {       0,      "OK" },
 455         {       1,      "ERR_PERM" },
 456         {       2,      "ERR_NOENT" },
 457         {       5,      "ERR_IO" },
 458         {       13,     "ERR_ACCESS" },
 459         {       20,     "ERR_NOTDIR" },
 460         {       22,     "ERR_INVAL" },
 461         {       63,     "ERR_NAMETOOLONG" },
 462         {       10004,  "ERR_NOTSUPP" },
 463         {       10006,  "ERR_SERVERFAULT" },
 464         {       0,      NULL }
 465 };
 466
 467
 468 /* RFC 1813, Page 107 */
 469 static int
 470 dissect_mountstat3(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, int hfindex, guint32 *status)
 471 {
 472         guint32 mountstat3;
 473
 474         mountstat3 = tvb_get_ntohl(tvb, offset);
 475
 476         offset = dissect_rpc_uint32(tvb,pinfo,tree,hfindex,offset);
 477         *status = mountstat3;
 478         return offset;
 479 }
 480
 481 /* RFC 1831, Page 109 */
 482 static int
 483 dissect_mount3_mnt_reply(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree)
 484 {
 485         guint32 status;
 486         guint32 auth_flavors;
 487         guint32 auth_flavor;
 488         guint32 auth_flavor_i;
 489
 490         offset = dissect_mountstat3(tvb,pinfo,tree,offset,hf_mount3_status,&status);
 491
 492         switch (status) {
 493                 case 0:
 494                         offset = dissect_nfs_fh3(tvb,offset,pinfo,tree,"fhandle");
 495
 496                         auth_flavors = tvb_get_ntohl(tvb, offset);
 497                         proto_tree_add_uint(tree,hf_mount_flavors, tvb,
 498                                 offset, 4, auth_flavors);
 499                         offset += 4;
 500                         for (auth_flavor_i = 0 ; auth_flavor_i < auth_flavors ; auth_flavor_i++) {
 501                                 auth_flavor = tvb_get_ntohl(tvb, offset);
 502                                 proto_tree_add_uint(tree,hf_mount_flavor, tvb,
 503                                         offset, 4, auth_flavor);
 504                                 offset += 4;
 505                         }
 506                 break;
 507                 default:
 508                         /* void */
 509                 break;
 510         }
 511
 512         return offset;
 513 }
 514
 515
 516 /* proc number, "proc name", dissect_request, dissect_reply */
 517 /* NULL as function pointer means: type of arguments is "void". */
 518
 519 /* Mount protocol version 1, RFC 1094 */
 520 static const vsff mount1_proc[] = {
 521     { 0, "NULL", NULL, NULL },
 522     { MOUNTPROC_MNT,        "MNT",
 523                 dissect_mount_dirpath_call, dissect_mount1_mnt_reply },
 524     { MOUNTPROC_DUMP,       "DUMP",
 525                 NULL, dissect_mount_dump_reply },
 526     { MOUNTPROC_UMNT,      "UMNT",
 527                 dissect_mount_dirpath_call, NULL },
 528     { MOUNTPROC_UMNTALL,   "UMNTALL",
 529                 NULL, NULL },
 530     { MOUNTPROC_EXPORT,    "EXPORT",
 531                 NULL, dissect_mount_export_reply },
 532     { MOUNTPROC_EXPORTALL, "EXPORTALL",
 533                 NULL, dissect_mount_export_reply },
 534     { 0, NULL, NULL, NULL }
 535 };
 536 /* end of mount version 1 */
 537
 538
 539 /* Mount protocol version 2, private communication from somebody at Sun;
 540    mount V2 is V1 plus MOUNTPROC_PATHCONF to fetch information for the
 541    POSIX "pathconf()" call. */
 542 static const vsff mount2_proc[] = {
 543     { 0, "NULL", NULL, NULL },
 544     { MOUNTPROC_MNT,        "MNT",
 545                 dissect_mount_dirpath_call, dissect_mount1_mnt_reply },
 546     { MOUNTPROC_DUMP,       "DUMP",
 547                 NULL, dissect_mount_dump_reply },
 548     { MOUNTPROC_UMNT,      "UMNT",
 549                 dissect_mount_dirpath_call, NULL },
 550     { MOUNTPROC_UMNTALL,   "UMNTALL",
 551                 NULL, NULL },
 552     { MOUNTPROC_EXPORT,    "EXPORT",
 553                 NULL, dissect_mount_export_reply },
 554     { MOUNTPROC_EXPORTALL, "EXPORTALL",
 555                 NULL, dissect_mount_export_reply },
 556     { MOUNTPROC_PATHCONF,  "PATHCONF",
 557                 dissect_mount_dirpath_call, dissect_mount_pathconf_reply },
 558     { 0, NULL, NULL, NULL }
 559 };
 560 /* end of mount version 2 */
 561
 562
 563 /* Mount protocol version 3, RFC 1813 */
 564 static const vsff mount3_proc[] = {
 565         { 0, "NULL", NULL, NULL },
 566         { MOUNTPROC_MNT, "MNT",
 567                 dissect_mount_dirpath_call, dissect_mount3_mnt_reply },
 568         { MOUNTPROC_DUMP, "DUMP",
 569                 NULL, dissect_mount_dump_reply },
 570         { MOUNTPROC_UMNT, "UMNT",
 571                 dissect_mount_dirpath_call, NULL },
 572         { MOUNTPROC_UMNTALL, "UMNTALL",
 573                 NULL, NULL },
 574         { MOUNTPROC_EXPORT, "EXPORT",
 575                 NULL, dissect_mount_export_reply },
 576         { 0, NULL, NULL, NULL }
 577 };
 578 /* end of Mount protocol version 3 */
 579
 580
 581 void
 582 proto_register_mount(void)
 583 {
 584         static hf_register_info hf[] = {
 585                 { &hf_mount_path, {
 586                         "Path", "mount.path", FT_STRING, BASE_DEC,
 587                         NULL, 0, "Path", HFILL }},
 588                 { &hf_mount3_status, {
 589                         "Status", "mount.status", FT_UINT32, BASE_DEC,
 590                         VALS(mount3_mountstat3), 0, "Status", HFILL }},
 591                 { &hf_mount_mountlist_hostname, {
 592                         "Hostname", "mount.dump.hostname", FT_STRING, BASE_DEC,
 593                         NULL, 0, "Hostname", HFILL }},
 594                 { &hf_mount_mountlist_directory, {
 595                         "Directory", "mount.dump.directory", FT_STRING, BASE_DEC,
 596                         NULL, 0, "Directory", HFILL }},
 597                 { &hf_mount_mountlist, {
 598                         "Mount List Entry", "mount.dump.entry", FT_NONE, 0,
 599                         NULL, 0, "Mount List Entry", HFILL }},
 600                 { &hf_mount_groups_group, {
 601                         "Group", "mount.export.group", FT_STRING, BASE_DEC,
 602                         NULL, 0, "Group", HFILL }},
 603                 { &hf_mount_groups, {
 604                         "Groups", "mount.export.groups", FT_NONE, 0,
 605                         NULL, 0, "Groups", HFILL }},
 606                 { &hf_mount_exportlist_directory, {
 607                         "Directory", "mount.export.directory", FT_STRING, BASE_DEC,
 608                         NULL, 0, "Directory", HFILL }},
 609                 { &hf_mount_exportlist, {
 610                         "Export List Entry", "mount.export.entry", FT_NONE, 0,
 611                         NULL, 0, "Export List Entry", HFILL }},
 612                 { &hf_mount_pathconf_link_max, {
 613                         "Maximum number of links to a file", "mount.pathconf.link_max",
 614                         FT_UINT32, BASE_DEC,
 615                         NULL, 0, "Maximum number of links allowed to a file", HFILL }},
 616                 { &hf_mount_pathconf_max_canon, {
 617                         "Maximum terminal input line length", "mount.pathconf.max_canon",
 618                         FT_UINT16, BASE_DEC,
 619                         NULL, 0, "Max tty input line length", HFILL }},
 620                 { &hf_mount_pathconf_max_input, {
 621                         "Terminal input buffer size", "mount.pathconf.max_input",
 622                         FT_UINT16, BASE_DEC,
 623                         NULL, 0, "Terminal input buffer size", HFILL }},
 624                 { &hf_mount_pathconf_name_max, {
 625                         "Maximum file name length", "mount.pathconf.name_max",
 626                         FT_UINT16, BASE_DEC,
 627                         NULL, 0, "Maximum file name length", HFILL }},
 628                 { &hf_mount_pathconf_path_max, {
 629                         "Maximum path name length", "mount.pathconf.path_max",
 630                         FT_UINT16, BASE_DEC,
 631                         NULL, 0, "Maximum path name length", HFILL }},
 632                 { &hf_mount_pathconf_pipe_buf, {
 633                         "Pipe buffer size", "mount.pathconf.pipe_buf",
 634                         FT_UINT16, BASE_DEC,
 635                         NULL, 0, "Maximum amount of data that can be written atomically to a pipe", HFILL }},
 636                 { &hf_mount_pathconf_vdisable, {
 637                         "VDISABLE character", "mount.pathconf.vdisable_char",
 638                         FT_UINT8, BASE_HEX,
 639                         NULL, 0, "Character value to disable a terminal special character", HFILL }},
 640                 { &hf_mount_pathconf_mask, {
 641                         "Reply error/status bits", "mount.pathconf.mask",
 642                         FT_UINT16, BASE_HEX,
 643                         NULL, 0, "Bit mask with error and status bits", HFILL }},
 644                 { &hf_mount_pathconf_error_all, {
 645                         "ERROR_ALL",    "mount.pathconf.mask.error_all",
 646                         FT_BOOLEAN, 16, TFS(&tos_error_all),
 647                         PC_ERROR_ALL, "", HFILL }},
 648                 { &hf_mount_pathconf_error_link_max, {
 649                         "ERROR_LINK_MAX", "mount.pathconf.mask.error_link_max",
 650                         FT_BOOLEAN, 16, TFS(&tos_error_link_max),
 651                         PC_ERROR_LINK_MAX, "", HFILL }},
 652                 { &hf_mount_pathconf_error_max_canon, {
 653                         "ERROR_MAX_CANON", "mount.pathconf.mask.error_max_canon",
 654                         FT_BOOLEAN, 16, TFS(&tos_error_max_canon),
 655                         PC_ERROR_MAX_CANON, "", HFILL }},
 656                 { &hf_mount_pathconf_error_max_input, {
 657                         "ERROR_MAX_INPUT", "mount.pathconf.mask.error_max_input",
 658                         FT_BOOLEAN, 16, TFS(&tos_error_max_input),
 659                         PC_ERROR_MAX_INPUT, "", HFILL }},
 660                 { &hf_mount_pathconf_error_name_max, {
 661                         "ERROR_NAME_MAX", "mount.pathconf.mask.error_name_max",
 662                         FT_BOOLEAN, 16, TFS(&tos_error_name_max),
 663                         PC_ERROR_NAME_MAX, "", HFILL }},
 664                 { &hf_mount_pathconf_error_path_max, {
 665                         "ERROR_PATH_MAX", "mount.pathconf.mask.error_path_max",
 666                         FT_BOOLEAN, 16, TFS(&tos_error_path_max),
 667                         PC_ERROR_PATH_MAX, "", HFILL }},
 668                 { &hf_mount_pathconf_error_pipe_buf, {
 669                         "ERROR_PIPE_BUF", "mount.pathconf.mask.error_pipe_buf",
 670                         FT_BOOLEAN, 16, TFS(&tos_error_pipe_buf),
 671                         PC_ERROR_PIPE_BUF, "", HFILL }},
 672                 { &hf_mount_pathconf_chown_restricted, {
 673                         "CHOWN_RESTRICTED", "mount.pathconf.mask.chown_restricted",
 674                         FT_BOOLEAN, 16, TFS(&tos_chown_restricted),
 675                         PC_CHOWN_RESTRICTED, "", HFILL }},
 676                 { &hf_mount_pathconf_no_trunc, {
 677                         "NO_TRUNC", "mount.pathconf.mask.no_trunc",
 678                         FT_BOOLEAN, 16, TFS(&tos_no_trunc),
 679                         PC_NO_TRUNC, "", HFILL }},
 680                 { &hf_mount_pathconf_error_vdisable, {
 681                         "ERROR_VDISABLE", "mount.pathconf.mask.error_vdisable",
 682                         FT_BOOLEAN, 16, TFS(&tos_error_vdisable),
 683                         PC_ERROR_VDISABLE, "", HFILL }},
 684                 { &hf_mount_flavors, {
 685                         "Flavors", "mount.flavors", FT_UINT32, BASE_DEC,
 686                         NULL, 0, "Flavors", HFILL }},
 687                 { &hf_mount_flavor, {
 688                         "Flavor", "mount.flavor", FT_UINT32, BASE_DEC,
 689                         VALS(rpc_auth_flavor), 0, "Flavor", HFILL }},
 690         };
 691         static gint *ett[] = {
 692                 &ett_mount,
 693                 &ett_mount_mountlist,
 694                 &ett_mount_groups,
 695                 &ett_mount_exportlist,
 696                 &ett_mount_pathconf_mask,
 697         };
 698
 699         proto_mount = proto_register_protocol("Mount Service", "MOUNT", "mount");
 700         proto_register_field_array(proto_mount, hf, array_length(hf));
 701         proto_register_subtree_array(ett, array_length(ett));
 702 }
 703
 704 void
 705 proto_reg_handoff_mount(void)
 706 {
 707         /* Register the protocol as RPC */
 708         rpc_init_prog(proto_mount, MOUNT_PROGRAM, ett_mount);
 709         /* Register the procedure tables */
 710         rpc_init_proc_table(MOUNT_PROGRAM, 1, mount1_proc);
 711         rpc_init_proc_table(MOUNT_PROGRAM, 2, mount2_proc);
 712         rpc_init_proc_table(MOUNT_PROGRAM, 3, mount3_proc);
 713 }