epan/dissectors/packet-diameter_3gpp.c

   1 /* packet-diameter_3gpp.c
   2  * Routines for dissecting 3GPP OctetSting AVP:s
   3  * Copyright 2008, Anders Broman <anders.broman[at]ericsson.com>
   4  *
   5  * $Id$
   6  *
   7  * Wireshark - Network traffic analyzer
   8  * By Gerald Combs <gerald@wireshark.org>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  24  */
  25
  26  /* This dissector registers a dissector table for 3GPP Vendor specific
  27   * AVP:s which will be called from the Diameter dissector to dissect
  28   * the content of AVP:s of the OctetString type(or similar).
  29   */
  30
  31 #ifdef HAVE_CONFIG_H
  32 # include "config.h"
  33 #endif
  34
  35 #include <glib.h>
  36
  37 #include <epan/packet.h>
  38 #include <epan/asn1.h>
  39
  40 #include "packet-gsm_map.h"
  41 #include "packet-gsm_a_common.h"
  42 #include "packet-e164.h"
  43 #include "packet-e212.h"
  44 #include "packet-ntp.h"
  45
  46 /* Initialize the protocol and registered fields */
  47 static int proto_diameter_3gpp                  = -1;
  48
  49 static int hf_diameter_3gpp_visited_nw_id                       = -1;
  50 static int hf_diameter_3gpp_msisdn                                      = -1;
  51 static int hf_diameter_3gpp_path                                        = -1;
  52 static int hf_diameter_3gpp_contact                                     = -1;
  53 static int hf_diameter_3gpp_user_data                           = -1;
  54 static int hf_diameter_3gpp_ipaddr                                      = -1;
  55 static int hf_diameter_3gpp_mbms_required_qos_prio      = -1;
  56 static int hf_diameter_3gpp_tmgi                                        = -1;
  57 static int hf_diameter_3gpp_service_ind                         = -1;
  58 static int hf_diameter_mbms_service_id                          = -1;
  59 static int hf_diameter_address_digits = -1;
  60 static int hf_diameter_3gpp_spare_bits = -1;
  61 static int hf_diameter_3gpp_feature_list_flags = -1;
  62 static int hf_diameter_3gpp_feature_list_flags_bit0 = -1;
  63 static int hf_diameter_3gpp_feature_list_flags_bit1 = -1;
  64 static int hf_diameter_3gpp_feature_list_flags_bit2 = -1;
  65 static int hf_diameter_3gpp_ulr_flags = -1;
  66 static int hf_diameter_3gpp_ulr_flags_bit0 = -1;
  67 static int hf_diameter_3gpp_ulr_flags_bit1 = -1;
  68 static int hf_diameter_3gpp_ulr_flags_bit2 = -1;
  69 static int hf_diameter_3gpp_ulr_flags_bit3 = -1;
  70 static int hf_diameter_3gpp_ulr_flags_bit4 = -1;
  71 static int hf_diameter_3gpp_ulr_flags_bit5 = -1;
  72 static int hf_diameter_3gpp_ulr_flags_bit6 = -1;
  73 static int hf_diameter_3gpp_ula_flags = -1;
  74 static int hf_diameter_3gpp_ula_flags_bit0 = -1;
  75 static int hf_diameter_3gpp_dsr_flags = -1;
  76 static int hf_diameter_3gpp_dsr_flags_bit0 = -1;
  77 static int hf_diameter_3gpp_dsr_flags_bit1 = -1;
  78 static int hf_diameter_3gpp_dsr_flags_bit2 = -1;
  79 static int hf_diameter_3gpp_dsr_flags_bit3 = -1;
  80 static int hf_diameter_3gpp_dsr_flags_bit4 = -1;
  81 static int hf_diameter_3gpp_dsr_flags_bit5 = -1;
  82 static int hf_diameter_3gpp_dsr_flags_bit6 = -1;
  83 static int hf_diameter_3gpp_dsr_flags_bit7 = -1;
  84 static int hf_diameter_3gpp_dsr_flags_bit8 = -1;
  85 static int hf_diameter_3gpp_dsr_flags_bit9 = -1;
  86 static int hf_diameter_3gpp_dsr_flags_bit10 = -1;
  87 static int hf_diameter_3gpp_dsr_flags_bit11 = -1;
  88 static int hf_diameter_3gpp_dsr_flags_bit12 = -1;
  89 static int hf_diameter_3gpp_dsr_flags_bit13 = -1;
  90 static int hf_diameter_3gpp_dsr_flags_bit14 = -1;
  91 static int hf_diameter_3gpp_dsr_flags_bit15 = -1;
  92 static int hf_diameter_3gpp_dsa_flags = -1;
  93 static int hf_diameter_3gpp_dsa_flags_bit0 = -1;
  94 static int hf_diameter_3gpp_ida_flags = -1;
  95 static int hf_diameter_3gpp_ida_flags_bit0 = -1;
  96 static int hf_diameter_3gpp_pua_flags = -1;
  97 static int hf_diameter_3gpp_pua_flags_bit0 = -1;
  98 static int hf_diameter_3gpp_pua_flags_bit1 = -1;
  99 static int hf_diameter_3gpp_nor_flags = -1;
 100 static int hf_diameter_3gpp_nor_flags_bit0 = -1;
 101 static int hf_diameter_3gpp_nor_flags_bit1 = -1;
 102 static int hf_diameter_3gpp_nor_flags_bit2 = -1;
 103 static int hf_diameter_3gpp_nor_flags_bit3 = -1;
 104 static int hf_diameter_3gpp_nor_flags_bit4 = -1;
 105 static int hf_diameter_3gpp_nor_flags_bit5 = -1;
 106 static int hf_diameter_3gpp_nor_flags_bit6 = -1;
 107 static int hf_diameter_3gpp_idr_flags = -1;
 108 static int hf_diameter_3gpp_idr_flags_bit0 = -1;
 109 static int hf_diameter_3gpp_idr_flags_bit1 = -1;
 110 static int hf_diameter_3gpp_idr_flags_bit2 = -1;
 111 static int hf_diameter_3gpp_idr_flags_bit3 = -1;
 112 static int hf_diameter_3gpp_idr_flags_bit4 = -1;
 113 static int hf_diameter_3gpp_ipv6addr = -1;
 114 static int hf_diameter_3gpp_mbms_abs_time_ofmbms_data_tfer = -1;
 115 static int hf_diameter_3gpp_udp_port = -1;
 116 static gint diameter_3gpp_path_ett = -1;
 117 static gint diameter_3gpp_msisdn_ett = -1;
 118 static gint diameter_3gpp_feature_list_ett = -1;
 119 static gint diameter_3gpp_tmgi_ett      = -1;
 120 static gint diameter_3gpp_ulr_flags_ett = -1;
 121 static gint diameter_3gpp_ula_flags_ett = -1;
 122 static gint diameter_3gpp_dsr_flags_ett = -1;
 123 static gint diameter_3gpp_dsa_flags_ett = -1;
 124 static gint diameter_3gpp_ida_flags_ett = -1;
 125 static gint diameter_3gpp_pua_flags_ett = -1;
 126 static gint diameter_3gpp_nor_flags_ett = -1;
 127 static gint diameter_3gpp_idr_flags_ett = -1;
 128
 129 /* Dissector handles */
 130 static dissector_handle_t xml_handle;
 131
 132 /* AVP Code: 15 3GPP-SGSN-IPv6-Address */
 133 /* AVP Code: 917 MBMS-GGSN-IPv6-Address */
 134 static int
 135 dissect_diameter_3gpp_ipv6addr(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
 136 {
 137         int offset = 0;
 138
 139         proto_tree_add_item(tree, hf_diameter_3gpp_ipv6addr, tvb, offset, 16, ENC_BIG_ENDIAN);
 140
 141         offset += 16;
 142
 143         return offset;
 144 }
 145
 146
 147 /* AVP Code: 600 Visited-Network-Identifier
 148  * imscxdx.xml
 149  * 6.3.1 Visited-Network-Identifier AVP
 150  * The Visited-Network-Identifier AVP is of type OctetString. This AVP contains an identifier that helps the home
 151  * network to identify the visited network (e.g. the visited network domain name).
 152  */
 153
 154 static int
 155 dissect_diameter_3gpp_visited_nw_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 156
 157         proto_item* item;
 158         int offset = 0, i;
 159         int length = tvb_length(tvb);
 160
 161         for(i = 0; i < length; i++)
 162                 if(!g_ascii_isprint(tvb_get_guint8(tvb, i)))
 163                         return length;
 164
 165         item = proto_tree_add_item(tree, hf_diameter_3gpp_visited_nw_id, tvb, offset, length, ENC_ASCII|ENC_NA);
 166         PROTO_ITEM_SET_GENERATED(item);
 167
 168
 169         return length;
 170 }
 171 /* AVP Code: 630 Feature-List
 172  * imscxdx.xml
 173  * IMS Cx Dx AVPS 3GPP TS 29.229
 174  */
 175
 176 static int
 177 dissect_diameter_3gpp_feature_list(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 178
 179         proto_item* item;
 180         proto_tree *sub_tree;
 181         int offset = 0;
 182     guint32 bit_offset;
 183
 184         item       = proto_tree_add_item(tree, hf_diameter_3gpp_feature_list_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 185         sub_tree   = proto_item_add_subtree(item, diameter_3gpp_feature_list_ett);
 186
 187     bit_offset = 0;
 188     proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 29, ENC_BIG_ENDIAN);
 189     bit_offset+=29;
 190     proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_feature_list_flags_bit2, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 191     bit_offset++;
 192     proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_feature_list_flags_bit1, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 193     bit_offset++;
 194     proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_feature_list_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 195     bit_offset++;
 196
 197     offset = bit_offset>>3;
 198         return offset;
 199
 200 }
 201
 202 /* AVP Code: 640 Path
 203  * imscxdx.xml
 204  * IMS Cx Dx AVPS 3GPP TS 29.229
 205  * 6.3.47 Path AVP
 206  * The Path AVP is of type OctetString and it contains a comma separated list of SIP proxies in the Path header as defined
 207  * in IETF RFC 3327 [17].
 208  */
 209 static int
 210 dissect_diameter_3gpp_path(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 211
 212         proto_item* item;
 213         proto_tree *sub_tree;
 214         int offset = 0, comma_offset;
 215         int end_offset = tvb_length(tvb) - 1;
 216
 217         item = proto_tree_add_text(tree, tvb, offset, -1,"Paths");
 218         sub_tree = proto_item_add_subtree(item,diameter_3gpp_path_ett);
 219
 220         while (offset < end_offset){
 221                 comma_offset = tvb_find_guint8(tvb, offset, -1, ',');
 222                 if(comma_offset == -1){
 223                         proto_tree_add_item(sub_tree, hf_diameter_3gpp_path, tvb, offset, comma_offset, ENC_ASCII|ENC_NA);
 224                         return end_offset;
 225                 }
 226                 proto_tree_add_item(sub_tree, hf_diameter_3gpp_path, tvb, offset, comma_offset, ENC_ASCII|ENC_NA);
 227                 offset = comma_offset+1;
 228         }
 229
 230
 231         return tvb_length(tvb);
 232 }
 233
 234 /* AVP Code: 641 Contact
 235  * imscxdx.xml
 236  * IMS Cx Dx AVPS 3GPP TS 29.229
 237  * 6.3.48 Contact AVP
 238  * The Contact AVP is of type OctetString and it contains the Contact Addresses and Parameters in the Contact header as
 239  * defined in IETF RFC 3261.
 240  */
 241 static int
 242 dissect_diameter_3gpp_contact(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 243
 244         proto_item* item;
 245         int offset = 0;
 246
 247         item = proto_tree_add_item(tree, hf_diameter_3gpp_contact, tvb, offset, -1, ENC_ASCII|ENC_NA);
 248         PROTO_ITEM_SET_GENERATED(item);
 249
 250         return tvb_length(tvb);
 251 }
 252
 253 /* AVP Code: 701 MSISDN */
 254 static int
 255 dissect_diameter_3gpp_msisdn(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 256
 257         proto_item* item;
 258         proto_tree *sub_tree;
 259         int offset = 0;
 260         const char     *digit_str;
 261         int length = tvb_length(tvb);
 262
 263         item = proto_tree_add_item(tree, hf_diameter_3gpp_msisdn, tvb, offset, length, ENC_NA);
 264         sub_tree = proto_item_add_subtree(item,diameter_3gpp_msisdn_ett);
 265
 266         dissect_e164_cc(tvb, sub_tree, offset, TRUE);
 267
 268         digit_str = unpack_digits(tvb, 1);
 269         proto_tree_add_string(sub_tree, hf_diameter_address_digits, tvb, 1, -1, digit_str);
 270
 271         return tvb_length(tvb);
 272
 273 }
 274
 275 /* AVP Code: 702 User-Data
 276  * TGPPSh.xml
 277  * The AVP codes from 709 to799 are reserved for TS 29.329
 278  */
 279 /* AVP Code: 606 User-Data
 280  * imscxdx.xml
 281  * IMS Cx Dx AVPS 3GPP TS 29.229
 282  */
 283 static int
 284 dissect_diameter_3gpp_user_data(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 285
 286         guint8          word[6];
 287         int length = tvb_length(tvb);
 288
 289         /* If there is less than 38 characters this is not XML
 290          * <?xml version="1.0" encoding="UTF-8"?>
 291          */
 292         if(length < 38)
 293                 return length;
 294
 295         tvb_get_nstringz0(tvb, 0, sizeof(word),word);
 296         if (g_ascii_strncasecmp(word, "<?xml", 5) == 0){
 297                 call_dissector(xml_handle, tvb, pinfo, tree);
 298         }
 299
 300         return length;
 301
 302 }
 303
 304 /*
 305  * AVP Code: 704 Service-Indication
 306  */
 307 static int
 308 dissect_diameter_3gpp_service_ind(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 309
 310         proto_item* item;
 311         int offset = 0, i;
 312         int length = tvb_length(tvb);
 313
 314         for(i = 0; i < length; i++)
 315                 if(!g_ascii_isprint(tvb_get_guint8(tvb, i)))
 316                         return length;
 317
 318         item = proto_tree_add_item(tree, hf_diameter_3gpp_service_ind, tvb, offset, length, ENC_ASCII|ENC_NA);
 319         PROTO_ITEM_SET_GENERATED(item);
 320
 321         return length;
 322 }
 323
 324 /* AVP Code: 900 TMGI */
 325 static int
 326 dissect_diameter_3gpp_tmgi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 327
 328         proto_item* item;
 329         proto_tree *sub_tree;
 330         int offset = 0;
 331
 332         item = proto_tree_add_item(tree, hf_diameter_3gpp_tmgi, tvb, offset, 6, ENC_NA);
 333         sub_tree = proto_item_add_subtree(item,diameter_3gpp_tmgi_ett);
 334
 335         /* MBMS Service ID consisting of three octets. MBMS Service ID consists of a 6-digit
 336          * fixed-length hexadecimal number between 000000 and FFFFFF.
 337          * MBMS Service ID uniquely identifies an MBMS bearer service within a PLMN.
 338          */
 339
 340         proto_tree_add_item(sub_tree, hf_diameter_mbms_service_id, tvb, offset, 3, ENC_BIG_ENDIAN);
 341         offset = offset+3;
 342         offset = dissect_e212_mcc_mnc(tvb, pinfo, sub_tree, offset, TRUE);
 343
 344         return offset;
 345
 346 }
 347
 348 /* AVP Code: 903 MBMS-Service-Area */
 349
 350 /* AVP Code: 918 MBMS-BMSC-SSM-IP-Address */
 351 static int
 352 dissect_diameter_3gpp_ipaddr(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 353
 354         int offset = 0;
 355
 356         proto_tree_add_item(tree, hf_diameter_3gpp_ipaddr, tvb, offset, 4, ENC_BIG_ENDIAN);
 357         offset += 4;
 358
 359         return offset;
 360
 361 }
 362
 363 /* AVP Code: 913 MBMS-Required-QoS */
 364 static int
 365 dissect_diameter_3gpp_mbms_required_qos(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
 366
 367         int offset = 0;
 368         guint length;
 369
 370         /* Octet
 371          * 1            Allocation/Retention Priority as specified in 3GPP TS 23.107.
 372          *                      This octet encodes each priority level defined in 3GPP TS 23.107
 373          *                      as the binary value of the priority level. It specifies the relative
 374          *                      importance of the actual MBMS bearer service compared to other MBMS
 375          *                      and non-MBMS bearer services for allocation and retention of the
 376          *                      MBMS bearer service.
 377          * 2-N          QoS Profile as specified by the Quality-of-Service information element,
 378          *                      from octet 3 onwards, in 3GPP TS 24.008
 379          */
 380         proto_tree_add_item(tree, hf_diameter_3gpp_mbms_required_qos_prio, tvb, offset, 1, ENC_BIG_ENDIAN);
 381         offset++;
 382         length = tvb_length(tvb) - 1;
 383         de_sm_qos(tvb, tree,  pinfo, offset,length, NULL, 0);
 384         return offset+length;
 385
 386 }
 387
 388 /* AVP Code: 926 MBMS-BMSC-SSM-UDP-Port */
 389 /* AVP Code: 927 MBMS-GW-UDP-Port */
 390 static int
 391 dissect_diameter_3gpp_udp_port(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
 392 {
 393         int offset = 0;
 394
 395         proto_tree_add_item(tree, hf_diameter_3gpp_udp_port, tvb, offset, 1, ENC_BIG_ENDIAN);
 396
 397         offset += 1;
 398
 399         return offset;
 400 }
 401
 402 /* AVP Code: 929 MBMS-Data-Transfer-Start */
 403 /* AVP Code: 930 MBMS-Data-Transfer-Stop */
 404 static int
 405 dissect_diameter_3gpp_mbms_abs_time_ofmbms_data_tfer(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
 406 {
 407         int offset = 0;
 408         const gchar *time_str;
 409
 410         time_str = tvb_ntp_fmt_ts(tvb, offset);
 411         proto_tree_add_string(tree, hf_diameter_3gpp_mbms_abs_time_ofmbms_data_tfer, tvb, offset, 8, time_str);
 412         offset+=8;
 413
 414         return offset;
 415 }
 416
 417 /* AVP Code: 1405 ULR-Flags */
 418 static int
 419 dissect_diameter_3gpp_ulr_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 420
 421         proto_item* item;
 422         proto_tree *sub_tree;
 423         int offset = 0;
 424         guint32 bit_offset;
 425
 426         item = proto_tree_add_item(tree, hf_diameter_3gpp_ulr_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 427         sub_tree = proto_item_add_subtree(item, diameter_3gpp_ulr_flags_ett);
 428         bit_offset = 0;
 429         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 25, ENC_BIG_ENDIAN);
 430         bit_offset+=25;
 431         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit6, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 432         bit_offset++;
 433         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit5, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 434         bit_offset++;
 435         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit4, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 436         bit_offset++;
 437         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit3, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 438         bit_offset++;
 439         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit2, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 440         bit_offset++;
 441         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit1, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 442         bit_offset++;
 443         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ulr_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 444         bit_offset++;
 445
 446         offset = bit_offset>>3;
 447         return offset;
 448
 449 }
 450
 451 /* AVP Code: 1406 ULA-Flags */
 452 static int
 453 dissect_diameter_3gpp_ula_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 454
 455         proto_item* item;
 456         proto_tree *sub_tree;
 457         int offset = 0;
 458         guint32 bit_offset;
 459
 460         item = proto_tree_add_item(tree, hf_diameter_3gpp_ula_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 461         sub_tree = proto_item_add_subtree(item, diameter_3gpp_ula_flags_ett);
 462         bit_offset = 0;
 463         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 31, ENC_BIG_ENDIAN);
 464         bit_offset+=31;
 465         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ula_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 466         bit_offset++;
 467
 468         offset = bit_offset>>3;
 469         return offset;
 470
 471 }
 472
 473 /* AVP Code: 1421 DSR-Flags */
 474 static int
 475 dissect_diameter_3gpp_dsr_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 476
 477         proto_item* item;
 478         proto_tree *sub_tree;
 479         int offset = 0;
 480         guint32 bit_offset;
 481
 482         item = proto_tree_add_item(tree, hf_diameter_3gpp_dsr_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 483         sub_tree = proto_item_add_subtree(item, diameter_3gpp_dsr_flags_ett);
 484         bit_offset = 0;
 485         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 16, ENC_BIG_ENDIAN);
 486         bit_offset+=16;
 487         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit14, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 488         bit_offset++;
 489         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit14, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 490         bit_offset++;
 491         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit13, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 492         bit_offset++;
 493         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit12, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 494         bit_offset++;
 495         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit11, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 496         bit_offset++;
 497         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit10, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 498         bit_offset++;
 499         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit9, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 500         bit_offset++;
 501         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit8, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 502         bit_offset++;
 503         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit7, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 504         bit_offset++;
 505         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit6, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 506         bit_offset++;
 507         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit5, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 508         bit_offset++;
 509         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit4, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 510         bit_offset++;
 511         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit3, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 512         bit_offset++;
 513         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit2, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 514         bit_offset++;
 515         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit1, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 516         bit_offset++;
 517         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsr_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 518         bit_offset++;
 519
 520         offset = bit_offset>>3;
 521         return offset;
 522
 523 }
 524
 525 /* AVP Code: 1422 DSA-Flags */
 526 static int
 527 dissect_diameter_3gpp_dsa_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 528
 529         proto_item* item;
 530         proto_tree *sub_tree;
 531         int offset = 0;
 532         guint32 bit_offset;
 533
 534         item = proto_tree_add_item(tree, hf_diameter_3gpp_dsa_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 535         sub_tree = proto_item_add_subtree(item, diameter_3gpp_dsa_flags_ett);
 536         bit_offset = 0;
 537         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 31, ENC_BIG_ENDIAN);
 538         bit_offset+=31;
 539         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_dsa_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 540         bit_offset++;
 541
 542         offset = bit_offset>>3;
 543         return offset;
 544
 545 }
 546
 547 /* AVP Code: 1441 IDA-Flags */
 548 static int
 549 dissect_diameter_3gpp_ida_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 550
 551         proto_item* item;
 552         proto_tree *sub_tree;
 553         int offset = 0;
 554         guint32 bit_offset;
 555
 556         item = proto_tree_add_item(tree, hf_diameter_3gpp_ida_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 557         sub_tree = proto_item_add_subtree(item, diameter_3gpp_ida_flags_ett);
 558         bit_offset = 0;
 559         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 31, ENC_BIG_ENDIAN);
 560         bit_offset+=31;
 561         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_ida_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 562         bit_offset++;
 563
 564         offset = bit_offset>>3;
 565         return offset;
 566
 567 }
 568
 569 /* AVP Code: 1442 PUA-Flags */
 570 static int
 571 dissect_diameter_3gpp_pua_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 572
 573         proto_item* item;
 574         proto_tree *sub_tree;
 575         int offset = 0;
 576         guint32 bit_offset;
 577
 578         item = proto_tree_add_item(tree, hf_diameter_3gpp_pua_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 579         sub_tree = proto_item_add_subtree(item, diameter_3gpp_pua_flags_ett);
 580         bit_offset = 0;
 581         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 30, ENC_BIG_ENDIAN);
 582         bit_offset+=30;
 583         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_pua_flags_bit1, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 584         bit_offset++;
 585         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_pua_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 586         bit_offset++;
 587
 588         offset = bit_offset>>3;
 589         return offset;
 590
 591
 592 }
 593
 594 /* AVP Code: 1443 NOR-Flags */
 595 static int
 596 dissect_diameter_3gpp_nor_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 597
 598         proto_item* item;
 599         proto_tree *sub_tree;
 600         int offset = 0;
 601         guint32 bit_offset;
 602
 603         item = proto_tree_add_item(tree, hf_diameter_3gpp_nor_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 604         sub_tree = proto_item_add_subtree(item, diameter_3gpp_nor_flags_ett);
 605         bit_offset = 0;
 606         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 25, ENC_BIG_ENDIAN);
 607         bit_offset+=25;
 608         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit6, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 609         bit_offset++;
 610         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit5, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 611         bit_offset++;
 612         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit4, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 613         bit_offset++;
 614         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit3, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 615         bit_offset++;
 616         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit2, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 617         bit_offset++;
 618         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit1, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 619         bit_offset++;
 620         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_nor_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 621         bit_offset++;
 622
 623         offset = bit_offset>>3;
 624         return offset;
 625
 626 }
 627
 628 /* AVP Code: 1490 IDR-Flags */
 629 static int
 630 dissect_diameter_3gpp_idr_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) {
 631
 632         proto_item* item;
 633         proto_tree *sub_tree;
 634         int offset = 0;
 635         guint32 bit_offset;
 636
 637         item = proto_tree_add_item(tree, hf_diameter_3gpp_idr_flags, tvb, offset, 4, ENC_BIG_ENDIAN);
 638         sub_tree = proto_item_add_subtree(item, diameter_3gpp_idr_flags_ett);
 639         bit_offset = 0;
 640         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_spare_bits, tvb, bit_offset, 27, ENC_BIG_ENDIAN);
 641         bit_offset+=27;
 642         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_idr_flags_bit4, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 643         bit_offset++;
 644         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_idr_flags_bit3, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 645         bit_offset++;
 646         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_idr_flags_bit2, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 647         bit_offset++;
 648         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_idr_flags_bit1, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 649         bit_offset++;
 650         proto_tree_add_bits_item(sub_tree, hf_diameter_3gpp_idr_flags_bit0, tvb, bit_offset, 1, ENC_BIG_ENDIAN);
 651         bit_offset++;
 652
 653         offset = bit_offset>>3;
 654         return offset;
 655
 656 }
 657
 658 void
 659 proto_reg_handoff_diameter_3gpp(void)
 660 {
 661
 662         /* AVP Code: 5 3GPP-GPRS Negotiated QoS profile */
 663         /* Registered by packet-gtp.c */
 664
 665         /* AVP Code: 15 3GPP-SGSN-IPv6-Address */
 666         dissector_add_uint("diameter.3gpp", 15, new_create_dissector_handle(dissect_diameter_3gpp_ipv6addr, proto_diameter_3gpp));
 667
 668         /* AVP Code: 22 3GPP-User-Location-Info
 669          * Registered by packet-gtpv2.c
 670          */
 671
 672         /* AVP Code: 600 Visited-Network-Identifier */
 673         dissector_add_uint("diameter.3gpp", 600, new_create_dissector_handle(dissect_diameter_3gpp_visited_nw_id, proto_diameter_3gpp));
 674
 675         /* AVP Code: 606 User-Data */
 676         dissector_add_uint("diameter.3gpp", 606, new_create_dissector_handle(dissect_diameter_3gpp_user_data, proto_diameter_3gpp));
 677
 678         /* AVP Code: 630 Feature-List */
 679         dissector_add_uint("diameter.3gpp", 630, new_create_dissector_handle(dissect_diameter_3gpp_feature_list, proto_diameter_3gpp));
 680
 681         /* AVP Code: 640 Path */
 682         dissector_add_uint("diameter.3gpp", 640, new_create_dissector_handle(dissect_diameter_3gpp_path, proto_diameter_3gpp));
 683
 684         /* AVP Code: 641 Contact */
 685         dissector_add_uint("diameter.3gpp", 641, new_create_dissector_handle(dissect_diameter_3gpp_contact, proto_diameter_3gpp));
 686
 687         /* AVP Code: 701 MSISDN */
 688         dissector_add_uint("diameter.3gpp", 701, new_create_dissector_handle(dissect_diameter_3gpp_msisdn, proto_diameter_3gpp));
 689
 690         /* AVP Code: 702 User-Data */
 691         dissector_add_uint("diameter.3gpp", 702, new_create_dissector_handle(dissect_diameter_3gpp_user_data, proto_diameter_3gpp));
 692
 693         /* AVP Code: 704 Service-Indication  */
 694         dissector_add_uint("diameter.3gpp", 704, new_create_dissector_handle(dissect_diameter_3gpp_service_ind, proto_diameter_3gpp));
 695
 696         /* AVP Code: 900 TMGI */
 697         dissector_add_uint("diameter.3gpp", 900, new_create_dissector_handle(dissect_diameter_3gpp_tmgi, proto_diameter_3gpp));
 698
 699         /* AVP Code: 904 MBMS-Session-Duration  Registered by packet-gtp.c */
 700         /* AVP Code: 903 MBMS-Service-Area Registered by packet-gtp.c */
 701
 702         /* AVP Code: 911 MBMS-Time-To-Data-Transfer  Registered by packet-gtp.c */
 703         /* Registered by packet-gtp.c */
 704
 705         /* AVP Code: 913 MBMS-Required-QoS */
 706         dissector_add_uint("diameter.3gpp", 913, new_create_dissector_handle(dissect_diameter_3gpp_mbms_required_qos, proto_diameter_3gpp));
 707
 708         /* AVP Code: 917 MBMS-GGSN-IPv6-Address */
 709         dissector_add_uint("diameter.3gpp", 917, new_create_dissector_handle(dissect_diameter_3gpp_ipv6addr, proto_diameter_3gpp));
 710
 711         /* AVP Code: 918 MBMS-BMSC-SSM-IP-Address */
 712         dissector_add_uint("diameter.3gpp", 918, new_create_dissector_handle(dissect_diameter_3gpp_ipaddr, proto_diameter_3gpp));
 713
 714         /* AVP Code: 926 MBMS-BMSC-SSM-UDP-Port */
 715         /* AVP Code: 927 MBMS-GW-UDP-Port */
 716         dissector_add_uint("diameter.3gpp", 926, new_create_dissector_handle(dissect_diameter_3gpp_udp_port, proto_diameter_3gpp));
 717         dissector_add_uint("diameter.3gpp", 927, new_create_dissector_handle(dissect_diameter_3gpp_udp_port, proto_diameter_3gpp));
 718
 719         /* AVP Code: 929 MBMS-Data-Transfer-Start */
 720         dissector_add_uint("diameter.3gpp", 929, new_create_dissector_handle(dissect_diameter_3gpp_mbms_abs_time_ofmbms_data_tfer, proto_diameter_3gpp));
 721
 722         /* AVP Code: 930 MBMS-Data-Transfer-Stop */
 723         dissector_add_uint("diameter.3gpp", 930, new_create_dissector_handle(dissect_diameter_3gpp_mbms_abs_time_ofmbms_data_tfer, proto_diameter_3gpp));
 724
 725         /* AVP Code: 1405 ULR-Flags */
 726         dissector_add_uint("diameter.3gpp", 1405, new_create_dissector_handle(dissect_diameter_3gpp_ulr_flags, proto_diameter_3gpp));
 727
 728         /* AVP Code: 1406 ULA-Flags */
 729         dissector_add_uint("diameter.3gpp", 1406, new_create_dissector_handle(dissect_diameter_3gpp_ula_flags, proto_diameter_3gpp));
 730
 731         /* AVP Code: 1421 DSR-Flags */
 732         dissector_add_uint("diameter.3gpp", 1421, new_create_dissector_handle(dissect_diameter_3gpp_dsr_flags, proto_diameter_3gpp));
 733
 734         /* AVP Code: 1422 DSA-Flags */
 735         dissector_add_uint("diameter.3gpp", 1422, new_create_dissector_handle(dissect_diameter_3gpp_dsa_flags, proto_diameter_3gpp));
 736
 737         /* AVP Code: 1441 IDA-Flags */
 738         dissector_add_uint("diameter.3gpp", 1441, new_create_dissector_handle(dissect_diameter_3gpp_ida_flags, proto_diameter_3gpp));
 739
 740         /* AVP Code: 1442 PUA-Flags */
 741         dissector_add_uint("diameter.3gpp", 1442, new_create_dissector_handle(dissect_diameter_3gpp_pua_flags, proto_diameter_3gpp));
 742
 743         /* AVP Code: 1443 NOR-Flags */
 744         dissector_add_uint("diameter.3gpp", 1443, new_create_dissector_handle(dissect_diameter_3gpp_nor_flags, proto_diameter_3gpp));
 745
 746         /* AVP Code: 1490 IDR-Flags */
 747         dissector_add_uint("diameter.3gpp", 1490, new_create_dissector_handle(dissect_diameter_3gpp_idr_flags, proto_diameter_3gpp));
 748
 749         xml_handle = find_dissector("xml");
 750 }
 751
 752 void
 753 proto_register_diameter_3gpp(void)
 754 {
 755
 756 /* Setup list of header fields  See Section 1.6.1 for details*/
 757         static hf_register_info hf[] = {
 758                 { &hf_diameter_3gpp_path,
 759                         { "Path",           "diameter.3gpp.path",
 760                         FT_STRING, BASE_NONE, NULL, 0x0,
 761                         NULL, HFILL }
 762                 },
 763                 { &hf_diameter_3gpp_contact,
 764                         { "Contact",           "diameter.3gpp.contact",
 765                         FT_STRING, BASE_NONE, NULL, 0x0,
 766                         NULL, HFILL }
 767                 },
 768                 { &hf_diameter_3gpp_visited_nw_id,
 769                         { "Visited-Network-Identifier",           "diameter.3gpp.visited_nw_id",
 770                         FT_STRING, BASE_NONE, NULL, 0x0,
 771                         NULL, HFILL }
 772                 },
 773                 { &hf_diameter_3gpp_msisdn,
 774                         { "MSISDN",           "diameter.3gpp.msisdn",
 775                         FT_BYTES, BASE_NONE, NULL, 0x0,
 776                         NULL, HFILL }
 777                 },
 778                 { &hf_diameter_3gpp_user_data,
 779                         { "User data",           "diameter.3gpp.user_data",
 780                         FT_STRING, BASE_NONE, NULL, 0x0,
 781                         NULL, HFILL }
 782                 },
 783                 { &hf_diameter_3gpp_ipaddr,
 784                         { "IPv4 Address",           "diameter.3gpp.ipaddr",
 785                         FT_IPv4, BASE_NONE, NULL, 0x0,
 786                         NULL, HFILL }
 787                 },
 788                 { &hf_diameter_3gpp_mbms_required_qos_prio,
 789                         { "Allocation/Retention Priority",           "diameter.3gpp.mbms_required_qos_prio",
 790                         FT_UINT8, BASE_DEC, NULL, 0x0,
 791                         NULL, HFILL }
 792                 },
 793                 { &hf_diameter_3gpp_tmgi,
 794                         { "TMGI",           "diameter.3gpp.tmgi",
 795                         FT_BYTES, BASE_NONE, NULL, 0x0,
 796                         NULL, HFILL }
 797                 },
 798                 { &hf_diameter_3gpp_service_ind,
 799                         { "Service-Indication",           "diameter.3gpp.service_ind",
 800                         FT_STRING, BASE_NONE, NULL, 0x0,
 801                         NULL, HFILL }
 802                 },
 803                 { &hf_diameter_mbms_service_id,
 804                         { "MBMS Service ID",           "diameter.3gpp.mbms_service_id",
 805                         FT_UINT24, BASE_HEX, NULL, 0x0,
 806                         NULL, HFILL }
 807                 },
 808                 { &hf_diameter_address_digits,
 809                         { "Address digits", "diameter.3gpp.address_digits",
 810                         FT_STRING, BASE_NONE, NULL, 0x0,
 811                         NULL, HFILL }
 812                 },
 813                 { &hf_diameter_3gpp_spare_bits,
 814                         { "Spare bit(s)", "diameter.3gpp.spare_bits",
 815                         FT_UINT32, BASE_HEX, NULL, 0x0,
 816                         NULL, HFILL }
 817                 },
 818                 { &hf_diameter_3gpp_feature_list_flags,
 819                         { "Feature-List Flags", "diameter.3gpp.feature_list_flags",
 820                         FT_UINT32, BASE_HEX, NULL, 0x0,
 821                         NULL, HFILL }
 822                 },
 823                 { &hf_diameter_3gpp_feature_list_flags_bit0,
 824                         { "Shared IFC Sets", "diameter.3gpp.feature_list_flags_bit0",
 825                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_supported_not_supported), 0x0,
 826                         NULL, HFILL }
 827                 },
 828                 { &hf_diameter_3gpp_feature_list_flags_bit1,
 829                         { "Alias Indication", "diameter.3gpp.feature_list_flags_bit1",
 830                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_supported_not_supported), 0x0,
 831                         NULL, HFILL }
 832                 },
 833                 { &hf_diameter_3gpp_feature_list_flags_bit2,
 834                         { "IMS Restoration Indication", "diameter.3gpp.feature_list_flags_bit2",
 835                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_supported_not_supported), 0x0,
 836                         NULL, HFILL }
 837                 },
 838                 { &hf_diameter_3gpp_ulr_flags,
 839                         { "ULR Flags", "diameter.3gpp.ulr_flags",
 840                         FT_UINT32, BASE_HEX, NULL, 0x0,
 841                         NULL, HFILL }
 842                 },
 843                 { &hf_diameter_3gpp_ulr_flags_bit0,
 844                         { "Single-Registration-Indication", "diameter.3gpp.ulr_flags_bit0",
 845                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 846                         NULL, HFILL }
 847                 },
 848                 { &hf_diameter_3gpp_ulr_flags_bit1,
 849                         { "S6a/S6d-Indicator", "diameter.3gpp.ulr_flags_bit1",
 850                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 851                         NULL, HFILL }
 852                 },
 853                 { &hf_diameter_3gpp_ulr_flags_bit2,
 854                         { "Skip-Subscriber-Data", "diameter.3gpp.ulr_flags_bit2",
 855                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 856                         NULL, HFILL }
 857                 },
 858                 { &hf_diameter_3gpp_ulr_flags_bit3,
 859                         { "GPRS-Subscription-Data-Indicator", "diameter.3gpp.ulr_flags_bit3",
 860                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 861                         NULL, HFILL }
 862                 },
 863                 { &hf_diameter_3gpp_ulr_flags_bit4,
 864                         { "Node-Type-Indicator", "diameter.3gpp.ulr_flags_bit4",
 865                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 866                         NULL, HFILL }
 867                 },
 868                 { &hf_diameter_3gpp_ulr_flags_bit5,
 869                         { "Initial-Attach-Indicator", "diameter.3gpp.ulr_flags_bit5",
 870                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 871                         NULL, HFILL }
 872                 },
 873                 { &hf_diameter_3gpp_ulr_flags_bit6,
 874                         { "PS-LCS-Not-Supported-By-UE", "diameter.3gpp.ulr_flags_bit6",
 875                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 876                         NULL, HFILL }
 877                 },
 878                 { &hf_diameter_3gpp_ula_flags,
 879                         { "ULA Flags", "diameter.3gpp.ula_flags",
 880                         FT_UINT32, BASE_HEX, NULL, 0x0,
 881                         NULL, HFILL }
 882                 },
 883                 { &hf_diameter_3gpp_ula_flags_bit0,
 884                         { "Separation Indication", "diameter.3gpp.ula_flags_bit0",
 885                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 886                         NULL, HFILL }
 887                 },
 888                 { &hf_diameter_3gpp_dsr_flags,
 889                         { "DSR Flags", "diameter.3gpp.dsr_flags",
 890                         FT_UINT32, BASE_HEX, NULL, 0x0,
 891                         NULL, HFILL }
 892                 },
 893                 { &hf_diameter_3gpp_dsr_flags_bit0,
 894                         { "Regional Subscription Withdrawal", "diameter.3gpp.dsr_flags_bit0",
 895                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 896                         NULL, HFILL }
 897                 },
 898                 { &hf_diameter_3gpp_dsr_flags_bit1,
 899                         { "Complete APN Configuration Profile Withdrawal", "diameter.3gpp.dsr_flags_bit1",
 900                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 901                         NULL, HFILL }
 902                 },
 903                 { &hf_diameter_3gpp_dsr_flags_bit2,
 904                         { "Subscribed Charging Characteristics Withdrawal", "diameter.3gpp.dsr_flags_bit2",
 905                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 906                         NULL, HFILL }
 907                 },
 908                 { &hf_diameter_3gpp_dsr_flags_bit3,
 909                         { "PDN subscription contexts Withdrawal", "diameter.3gpp.dsr_flags_bit3",
 910                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 911                         NULL, HFILL }
 912                 },
 913                 { &hf_diameter_3gpp_dsr_flags_bit4,
 914                         { "STN-SR", "diameter.3gpp.dsr_flags_bit4",
 915                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 916                         NULL, HFILL }
 917                 },
 918                 { &hf_diameter_3gpp_dsr_flags_bit5,
 919                         { "Complete PDP context list Withdrawal", "diameter.3gpp.dsr_flags_bit5",
 920                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 921                         NULL, HFILL }
 922                 },
 923                 { &hf_diameter_3gpp_dsr_flags_bit6,
 924                         { "PDP contexts Withdrawal", "diameter.3gpp.dsr_flags_bit6",
 925                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 926                         NULL, HFILL }
 927                 },
 928                 { &hf_diameter_3gpp_dsr_flags_bit7,
 929                         { "Roaming Restricted due to unsupported feature", "diameter.3gpp.dsr_flags_bit7",
 930                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 931                         NULL, HFILL }
 932                 },
 933                 { &hf_diameter_3gpp_dsr_flags_bit8,
 934                         { "Trace Data Withdrawal", "diameter.3gpp.dsr_flags_bit8",
 935                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 936                         NULL, HFILL }
 937                 },
 938                 { &hf_diameter_3gpp_dsr_flags_bit9,
 939                         { "CSG Deleted", "diameter.3gpp.dsr_flags_bit9",
 940                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 941                         NULL, HFILL }
 942                 },
 943                 { &hf_diameter_3gpp_dsr_flags_bit10,
 944                         { "APN-OI-Replacement", "diameter.3gpp.dsr_flags_bit10",
 945                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 946                         NULL, HFILL }
 947                 },
 948                 { &hf_diameter_3gpp_dsr_flags_bit11,
 949                         { "GMLC List Withdrawal", "diameter.3gpp.dsr_flags_bit11",
 950                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 951                         NULL, HFILL }
 952                 },
 953                 { &hf_diameter_3gpp_dsr_flags_bit12,
 954                         { "LCS Withdrawal", "diameter.3gpp.dsr_flags_bit12",
 955                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 956                         NULL, HFILL }
 957                 },
 958                 { &hf_diameter_3gpp_dsr_flags_bit13,
 959                         { "SMS Withdrawal", "diameter.3gpp.dsr_flags_bit13",
 960                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 961                         NULL, HFILL }
 962                 },
 963                 { &hf_diameter_3gpp_dsr_flags_bit14,
 964                         { "Subscribed VSRVCC Withdrawal", "diameter.3gpp.dsr_flags_bit14",
 965                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 966                         NULL, HFILL }
 967                 },
 968                 { &hf_diameter_3gpp_dsr_flags_bit15,
 969                         { "Subscribed periodic RAU-TAU Timer Withdrawal", "diameter.3gpp.dsr_flags_bit15",
 970                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 971                         NULL, HFILL }
 972                 },
 973                 { &hf_diameter_3gpp_dsa_flags,
 974                         { "DSA Flags", "diameter.3gpp.dsa_flags",
 975                         FT_UINT32, BASE_HEX, NULL, 0x0,
 976                         NULL, HFILL }
 977                 },
 978                 { &hf_diameter_3gpp_dsa_flags_bit0,
 979                         { "Network Node area restricted", "diameter.3gpp.dsa_flags_bit0",
 980                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 981                         NULL, HFILL }
 982                 },
 983                 { &hf_diameter_3gpp_ida_flags,
 984                         { "IDA Flags", "diameter.3gpp.ida_flags",
 985                         FT_UINT32, BASE_HEX, NULL, 0x0,
 986                         NULL, HFILL }
 987                 },
 988                 { &hf_diameter_3gpp_ida_flags_bit0,
 989                         { "Network Node area restricted", "diameter.3gpp.ida_flags_bit0",
 990                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
 991                         NULL, HFILL }
 992                 },
 993                 { &hf_diameter_3gpp_pua_flags,
 994                         { "PUA Flags", "diameter.3gpp.pua_flags",
 995                         FT_UINT32, BASE_HEX, NULL, 0x0,
 996                         NULL, HFILL }
 997                 },
 998                 { &hf_diameter_3gpp_pua_flags_bit0,
 999                         { "Freeze M-TMSI", "diameter.3gpp.pua_flags_bit0",
1000                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1001                         NULL, HFILL }
1002                 },
1003                 { &hf_diameter_3gpp_pua_flags_bit1,
1004                         { "Freeze P-TMSI", "diameter.3gpp.pua_flags_bit1",
1005                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1006                         NULL, HFILL }
1007                 },
1008                 { &hf_diameter_3gpp_nor_flags,
1009                         { "NOR Flags", "diameter.3gpp.nor_flags",
1010                         FT_UINT32, BASE_HEX, NULL, 0x0,
1011                         NULL, HFILL }
1012                 },
1013                 { &hf_diameter_3gpp_nor_flags_bit0,
1014                         { "Single-Registration-Indication", "diameter.3gpp.nor_flags_bit0",
1015                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1016                         NULL, HFILL }
1017                 },
1018                 { &hf_diameter_3gpp_nor_flags_bit1,
1019                         { "SGSN area restricted", "diameter.3gpp.nor_flags_bit1",
1020                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1021                         NULL, HFILL }
1022                 },
1023                 { &hf_diameter_3gpp_nor_flags_bit2,
1024                         { "Ready for SM", "diameter.3gpp.nor_flags_bit2",
1025                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1026                         NULL, HFILL }
1027                 },
1028                 { &hf_diameter_3gpp_nor_flags_bit3,
1029                         { "UE Reachable", "diameter.3gpp.nor_flags_bit3",
1030                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1031                         NULL, HFILL }
1032                 },
1033                 { &hf_diameter_3gpp_nor_flags_bit4,
1034                         { "Delete all APN and PDN GW identity pairs", "diameter.3gpp.nor_flags_bit4",
1035                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1036                         NULL, HFILL }
1037                 },
1038                 { &hf_diameter_3gpp_nor_flags_bit5,
1039                         { "UE Reachable from SGSN", "diameter.3gpp.nor_flags_bit5",
1040                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1041                         NULL, HFILL }
1042                 },
1043                 { &hf_diameter_3gpp_nor_flags_bit6,
1044                         { "Ready for SM from MME", "diameter.3gpp.nor_flags_bit6",
1045                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1046                         NULL, HFILL }
1047                 },
1048                 { &hf_diameter_3gpp_idr_flags,
1049                         { "IDR Flags", "diameter.3gpp.idr_flags",
1050                         FT_UINT32, BASE_HEX, NULL, 0x0,
1051                         NULL, HFILL }
1052                 },
1053                 { &hf_diameter_3gpp_idr_flags_bit0,
1054                         { "UE Reachability Request", "diameter.3gpp.idr_flags_bit0",
1055                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1056                         NULL, HFILL }
1057                 },
1058                 { &hf_diameter_3gpp_idr_flags_bit1,
1059                         { "T-ADS Data Request", "diameter.3gpp.idr_flags_bit1",
1060                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1061                         NULL, HFILL }
1062                 },
1063                 { &hf_diameter_3gpp_idr_flags_bit2,
1064                         { "EPS User State Request", "diameter.3gpp.idr_flags_bit2",
1065                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1066                         NULL, HFILL }
1067                 },
1068                 { &hf_diameter_3gpp_idr_flags_bit3,
1069                         { "EPS Location Information Request", "diameter.3gpp.idr_flags_bit3",
1070                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1071                         NULL, HFILL }
1072                 },
1073                 { &hf_diameter_3gpp_idr_flags_bit4,
1074                         { "Current Location Request", "diameter.3gpp.idr_flags_bit4",
1075                         FT_BOOLEAN, BASE_NONE, TFS(&tfs_set_notset), 0x0,
1076                         NULL, HFILL }
1077                 },
1078                 { &hf_diameter_3gpp_ipv6addr,
1079                         { "IPv6 Address", "diameter.3gpp.ipv6addr",
1080                         FT_IPv6, BASE_NONE, NULL, 0x0,
1081                         NULL, HFILL }
1082                 },
1083                 { &hf_diameter_3gpp_mbms_abs_time_ofmbms_data_tfer,
1084                         { "Absolute Time of MBMS Data Transfer", "diameter.3gpp.mbms_abs_time_ofmbms_data_tfer",
1085                         FT_STRING, BASE_NONE, NULL, 0x0,
1086                         NULL, HFILL }
1087                 },
1088                 { &hf_diameter_3gpp_udp_port ,
1089                         { "UDP Port", "diameter.3gpp.udp_port",
1090                         FT_UINT8, BASE_DEC, NULL, 0x0,
1091                         NULL, HFILL }
1092                 },
1093         };
1094
1095         /* Setup protocol subtree array */
1096         static gint *ett[] = {
1097                 &diameter_3gpp_path_ett,
1098                 &diameter_3gpp_msisdn_ett,
1099                 &diameter_3gpp_feature_list_ett,
1100                 &diameter_3gpp_tmgi_ett,
1101                 &diameter_3gpp_ulr_flags_ett,
1102                 &diameter_3gpp_ula_flags_ett,
1103                 &diameter_3gpp_dsr_flags_ett,
1104                 &diameter_3gpp_dsa_flags_ett,
1105                 &diameter_3gpp_ida_flags_ett,
1106                 &diameter_3gpp_pua_flags_ett,
1107                 &diameter_3gpp_nor_flags_ett,
1108                 &diameter_3gpp_idr_flags_ett,
1109         };
1110
1111         /* Required function calls to register the header fields and subtrees used */
1112         proto_diameter_3gpp = proto_register_protocol("Diameter 3GPP","Diameter3GPP", "diameter.3gpp");
1113         proto_register_field_array(proto_diameter_3gpp, hf, array_length(hf));
1114         proto_register_subtree_array(ett, array_length(ett));
1115 }