epan/dissectors/packet-eiss.c

   1 /* packet-eiss.c
   2  *
   3  * Routines for ETV-AM EISS (OC-SP-ETV-AM1.0-I05)
   4  * Copyright 2012, Weston Schmidt <weston_schmidt@alumni.purdue.edu>
   5  *
   6  * $Id$
   7  *
   8  * Wireshark - Network traffic analyzer
   9  * By Gerald Combs <gerald@wireshark.org>
  10  * Copyright 1998 Gerald Combs
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (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 along
  23  * with this program; if not, write to the Free Software Foundation, Inc.,
  24  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27 #include "config.h"
  28
  29 #include <glib.h>
  30
  31 #include <epan/packet.h>
  32 #include <epan/expert.h>
  33 #include <epan/dissectors/packet-mpeg-sect.h>
  34
  35 void proto_register_eiss(void);
  36 void proto_reg_handoff_eiss(void);
  37
  38 static int proto_eiss = -1;
  39 static dissector_handle_t data_handle;
  40
  41 static int hf_eiss_reserved2 = -1;
  42 static int hf_eiss_section_number = -1;
  43 static int hf_eiss_last_section_number = -1;
  44 static int hf_eiss_protocol_version_major = -1;
  45 static int hf_eiss_protocol_version_minor = -1;
  46 static int hf_eiss_application_type = -1;
  47
  48 /* application_identifier() */
  49 static int hf_eiss_organisation_id = -1;
  50 static int hf_eiss_application_id = -1;
  51
  52 static int hf_eiss_platform_id_length = -1;
  53
  54 /* platform id information */
  55 static int hf_pdtHWManufacturer = -1;
  56 static int hf_pdtHWModel = -1;
  57 static int hf_pdtHWVersionMajor = -1;
  58 static int hf_pdtHWVersionMinor = -1;
  59 static int hf_pdtSWManufacturer = -1;
  60 static int hf_pdtSWModel = -1;
  61 static int hf_pdtSWVersionMajor = -1;
  62 static int hf_pdtSWVersionMinor = -1;
  63 static int hf_pdtProfile = -1;
  64
  65 /* common to all eiss descriptors */
  66 static int hf_eiss_descriptor_tag = -1;
  67 static int hf_eiss_descriptor_length = -1;
  68
  69 /* application info descriptor */
  70 static int hf_eiss_aid_app_control_code = -1;
  71 static int hf_eiss_aid_app_version_major = -1;
  72 static int hf_eiss_aid_app_version_minor = -1;
  73 static int hf_eiss_aid_max_proto_version_major = -1;
  74 static int hf_eiss_aid_max_proto_version_minor = -1;
  75 static int hf_eiss_aid_test_flag = -1;
  76 static int hf_eiss_aid_reserved = -1;
  77 static int hf_eiss_aid_priority = -1;
  78 static int hf_eiss_irl_type = -1;
  79 static int hf_eiss_irl_length = -1;
  80 static int hf_eiss_irl_string = -1;
  81
  82 /* media time descriptor */
  83 static int hf_eiss_mtd_time_value = -1;
  84
  85 /* stream event descriptor */
  86 static int hf_eiss_sed_time_value = -1;
  87 static int hf_eiss_sed_reserved = -1;
  88 static int hf_eiss_sed_descriptor_length = -1;
  89
  90 static gint ett_eiss = -1;
  91 static gint ett_eiss_platform_id = -1;
  92 static gint ett_eiss_desc = -1;
  93
  94 static expert_field ei_eiss_platform_id_length = EI_INIT;
  95 static expert_field ei_eiss_invalid_section_length = EI_INIT;
  96 static expert_field ei_eiss_invalid_section_syntax_indicator = EI_INIT;
  97 static expert_field ei_eiss_unknown_descriptor = EI_INIT;
  98 static expert_field ei_eiss_section_number = EI_INIT;
  99 static expert_field ei_eiss_application_type = EI_INIT;
 100 static expert_field ei_eiss_invalid_reserved_bits = EI_INIT;
 101
 102 #define EISS_SECTION_TID                0xe0
 103
 104 #define MPEG_SECT_SYNTAX_INDICATOR_MASK 0x8000
 105 #define MPEG_SECT_RESERVED_MASK         0x7000
 106 #define MPEG_SECT_LENGTH_MASK           0x0FFF
 107
 108 static const value_string eiss_descriptor_values[] = {
 109         { 0xe0, "ETV Application Information Descriptor" },
 110         { 0xe1, "ETV Media Time Descriptor" },
 111         { 0xe2, "ETV Stream Event Descriptor" },
 112         {    0, NULL }
 113 };
 114
 115 static const range_string application_id_values[] = {
 116         { 0x0000, 0x3fff, "Unsigned Application" },
 117         { 0x4000, 0x3fff, "Signed Application" },
 118         { 0x8000, 0xfffd, "Reserved by DVB" },
 119         { 0xfffe, 0xfffe, "Wildcard for signed applications of an organisation" },
 120         { 0xffff, 0xffff, "Wildcard for all applications of an organisation" },
 121         {      0,      0, NULL }
 122 };
 123
 124 static const range_string aid_control_code_values[] = {
 125         { 0x00, 0x00, "Reserved" },
 126         { 0x01, 0x01, "AUTOSTART" },
 127         { 0x02, 0x02, "PRESENT" },
 128         { 0x03, 0x03, "DESTROY" },
 129         { 0x04, 0xff, "Reserved" },
 130         {    0,    0, NULL }
 131 };
 132
 133 static guint
 134 dissect_etv_bif_platform_ids(tvbuff_t *tvb, proto_tree *tree, guint offset)
 135 {
 136         proto_tree *platform_tree;
 137         proto_item *pi;
 138
 139         pi = proto_tree_add_text(tree, tvb, offset, 15, "Platform Id");
 140         platform_tree = proto_item_add_subtree(pi, ett_eiss_platform_id);
 141         proto_tree_add_item(platform_tree, hf_pdtHWManufacturer, tvb, offset, 3, ENC_BIG_ENDIAN);
 142         offset += 3;
 143         proto_tree_add_item(platform_tree, hf_pdtHWModel,        tvb, offset, 2, ENC_BIG_ENDIAN);
 144         offset += 2;
 145         proto_tree_add_item(platform_tree, hf_pdtHWVersionMajor, tvb, offset, 1, ENC_BIG_ENDIAN);
 146         offset++;
 147         proto_tree_add_item(platform_tree, hf_pdtHWVersionMinor, tvb, offset, 1, ENC_BIG_ENDIAN);
 148         offset++;
 149         proto_tree_add_item(platform_tree, hf_pdtSWManufacturer, tvb, offset, 3, ENC_BIG_ENDIAN);
 150         offset += 3;
 151         proto_tree_add_item(platform_tree, hf_pdtSWModel,        tvb, offset, 2, ENC_BIG_ENDIAN);
 152         offset += 2;
 153         proto_tree_add_item(platform_tree, hf_pdtSWVersionMajor, tvb, offset, 1, ENC_BIG_ENDIAN);
 154         offset++;
 155         proto_tree_add_item(platform_tree, hf_pdtSWVersionMinor, tvb, offset, 1, ENC_BIG_ENDIAN);
 156         offset++;
 157         proto_tree_add_item(platform_tree, hf_pdtProfile,        tvb, offset, 1, ENC_BIG_ENDIAN);
 158         offset++;
 159
 160         return 15;
 161 }
 162
 163 static guint
 164 dissect_eiss_descriptors(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint offset)
 165 {
 166         proto_item *pi;
 167         proto_tree *sub_tree;
 168         guint       tag;
 169
 170         tag = tvb_get_guint8(tvb, offset);
 171
 172         if (0xe0 == tag) {
 173                 guint total_length;
 174
 175                 total_length = tvb_get_guint8(tvb, offset+1);
 176                 pi = proto_tree_add_text(tree, tvb, offset, (2+total_length),
 177                                         "ETV Application Information Descriptor");
 178                 sub_tree = proto_item_add_subtree(pi, ett_eiss_desc);
 179                 proto_tree_add_item(sub_tree, hf_eiss_descriptor_tag,
 180                                         tvb, offset, 1, ENC_BIG_ENDIAN);
 181                 offset++;
 182                 proto_tree_add_item(sub_tree, hf_eiss_descriptor_length, tvb,
 183                                         offset, 1, ENC_BIG_ENDIAN);
 184                 offset++;
 185                 proto_tree_add_item(sub_tree, hf_eiss_aid_app_control_code, tvb,
 186                                         offset, 1, ENC_BIG_ENDIAN);
 187                 offset++;
 188                 proto_tree_add_item(sub_tree, hf_eiss_aid_app_version_major, tvb,
 189                                         offset, 1, ENC_BIG_ENDIAN);
 190                 offset++;
 191                 proto_tree_add_item(sub_tree, hf_eiss_aid_app_version_minor, tvb,
 192                                         offset, 1, ENC_BIG_ENDIAN);
 193                 offset++;
 194                 proto_tree_add_item(sub_tree, hf_eiss_aid_max_proto_version_major,
 195                                         tvb, offset, 1, ENC_BIG_ENDIAN);
 196                 offset++;
 197                 proto_tree_add_item(sub_tree, hf_eiss_aid_max_proto_version_minor,
 198                                         tvb, offset, 1, ENC_BIG_ENDIAN);
 199                 offset++;
 200                 proto_tree_add_item(sub_tree, hf_eiss_aid_test_flag, tvb, offset,
 201                                         1, ENC_BIG_ENDIAN);
 202                 offset++;
 203                 proto_tree_add_item(sub_tree, hf_eiss_aid_reserved, tvb, offset,
 204                                         3, ENC_BIG_ENDIAN);
 205                 offset += 3;
 206                 proto_tree_add_item(sub_tree, hf_eiss_aid_priority, tvb, offset,
 207                                         1, ENC_BIG_ENDIAN);
 208                 offset++;
 209                 proto_tree_add_item(sub_tree, hf_eiss_irl_type, tvb, offset, 2,
 210                                         ENC_BIG_ENDIAN);
 211                 proto_tree_add_item(sub_tree, hf_eiss_irl_length, tvb, offset,
 212                                         2, ENC_BIG_ENDIAN);
 213                 offset += 2;
 214                 proto_tree_add_item(sub_tree, hf_eiss_irl_string, tvb, offset, 2,
 215                                         ENC_ASCII|ENC_NA);
 216                 return (2+total_length);
 217         } else if (0xe1 == tag) {
 218                 pi = proto_tree_add_text(tree, tvb, offset, 6,
 219                                         "ETV Media Time Descriptor");
 220                 sub_tree = proto_item_add_subtree(pi, ett_eiss_desc);
 221                 proto_tree_add_item(sub_tree, hf_eiss_descriptor_tag,
 222                                         tvb, offset, 1, ENC_BIG_ENDIAN);
 223                 offset++;
 224                 proto_tree_add_item(sub_tree, hf_eiss_descriptor_length, tvb,
 225                                         offset, 1, ENC_BIG_ENDIAN);
 226                 offset++;
 227                 proto_tree_add_item(sub_tree, hf_eiss_mtd_time_value, tvb,
 228                                         offset, 4, ENC_BIG_ENDIAN);
 229                 return 6;
 230         } else if (0xe2 == tag) {
 231                 guint     tmp;
 232                 tvbuff_t *payload;
 233
 234                 tmp = tvb_get_ntohs(tvb, offset+1);
 235                 pi = proto_tree_add_text(tree, tvb, offset, (3+tmp),
 236                                         "ETV Stream Event Descriptor");
 237                 sub_tree = proto_item_add_subtree(pi, ett_eiss_desc);
 238                 proto_tree_add_item(sub_tree, hf_eiss_descriptor_tag,
 239                                         tvb, offset, 1, ENC_BIG_ENDIAN);
 240                 offset++;
 241                 proto_tree_add_item(sub_tree, hf_eiss_sed_reserved, tvb,
 242                                         offset, 2, ENC_BIG_ENDIAN);
 243                 proto_tree_add_item(sub_tree, hf_eiss_sed_descriptor_length, tvb,
 244                                         offset, 2, ENC_BIG_ENDIAN);
 245                 offset += 2;
 246                 proto_tree_add_item(sub_tree, hf_eiss_sed_time_value, tvb,
 247                                         offset, 4, ENC_BIG_ENDIAN);
 248                 offset += 4;
 249
 250                 payload = tvb_new_subset(tvb, offset, tmp-4, tmp-4);
 251                 call_dissector(data_handle, payload, pinfo, sub_tree);
 252
 253                 return (3+tmp);
 254         } else {
 255                 proto_tree_add_expert(tree, pinfo, &ei_eiss_unknown_descriptor, tvb, offset, -1);
 256
 257                 /* skip the rest of the section... for now */
 258                 return 1000;
 259         }
 260 }
 261
 262 static void
 263 dissect_eiss(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
 264 {
 265         guint       offset = 0, packet_length, sect_len;
 266         proto_item *ti;
 267         proto_item *pi;
 268         proto_tree *eiss_tree;
 269         proto_item *items[PACKET_MPEG_SECT_PI__SIZE];
 270         gboolean    ssi;
 271         guint       reserved;
 272         guint8      reserved2;
 273         guint8      sect_num, last_sect_num;
 274
 275         guint16 eiss_application_type;
 276         guint8 platform_id_length;
 277
 278         col_set_str(pinfo->cinfo, COL_PROTOCOL, "EISS");
 279
 280         ti = proto_tree_add_item(tree, proto_eiss, tvb, offset, -1, ENC_NA);
 281         eiss_tree = proto_item_add_subtree(ti, ett_eiss);
 282
 283         offset += packet_mpeg_sect_header_extra(tvb, offset, eiss_tree, &sect_len,
 284                                                 &reserved, &ssi, items);
 285
 286         packet_length = sect_len + 3 - 4; /* + for the header, - for the crc */
 287
 288         if (FALSE != ssi) {
 289                 proto_item *msg_error;
 290                 msg_error = items[PACKET_MPEG_SECT_PI__SSI];
 291
 292                 PROTO_ITEM_SET_GENERATED(msg_error);
 293                 expert_add_info(pinfo, msg_error, &ei_eiss_invalid_section_syntax_indicator);
 294         }
 295
 296         if (0 != reserved) {
 297                 proto_item *msg_error;
 298                 msg_error = items[PACKET_MPEG_SECT_PI__RESERVED];
 299
 300                 PROTO_ITEM_SET_GENERATED(msg_error);
 301                 expert_add_info_format(pinfo, msg_error, &ei_eiss_invalid_reserved_bits, "Invalid reserved1 bits (should all be 0)");
 302         }
 303
 304         if (1021 < sect_len) {
 305                 proto_item *msg_error;
 306                 msg_error = items[PACKET_MPEG_SECT_PI__LENGTH];
 307
 308                 PROTO_ITEM_SET_GENERATED(msg_error);
 309                 expert_add_info(pinfo, msg_error, &ei_eiss_invalid_section_length);
 310         }
 311
 312         reserved2 = tvb_get_guint8(tvb, offset);
 313         pi = proto_tree_add_item(eiss_tree, hf_eiss_reserved2, tvb, offset, 1, ENC_BIG_ENDIAN);
 314         if (0 != reserved2) {
 315                 expert_add_info_format(pinfo, pi, &ei_eiss_invalid_reserved_bits, "Invalid reserved2 bits (should all be 0)");
 316         }
 317         offset++;
 318
 319         sect_num = tvb_get_guint8(tvb, offset);
 320         last_sect_num = tvb_get_guint8(tvb, offset + 1);
 321         pi = proto_tree_add_item(eiss_tree, hf_eiss_section_number, tvb, offset, 1, ENC_BIG_ENDIAN);
 322         if (last_sect_num < sect_num) {
 323                 expert_add_info(pinfo, pi, &ei_eiss_section_number);
 324         }
 325         offset++;
 326         proto_tree_add_item(eiss_tree, hf_eiss_last_section_number,     tvb, offset, 1, ENC_BIG_ENDIAN);
 327         offset++;
 328         proto_tree_add_item(eiss_tree, hf_eiss_protocol_version_major,  tvb, offset, 1, ENC_BIG_ENDIAN);
 329         offset++;
 330         proto_tree_add_item(eiss_tree, hf_eiss_protocol_version_minor,  tvb, offset, 1, ENC_BIG_ENDIAN);
 331         offset++;
 332
 333         eiss_application_type = tvb_get_ntohs(tvb, offset);
 334         pi = proto_tree_add_item(eiss_tree, hf_eiss_application_type,   tvb, offset, 2, ENC_BIG_ENDIAN);
 335         if (8 != eiss_application_type) {
 336                 expert_add_info(pinfo, pi, &ei_eiss_application_type);
 337         }
 338         offset += 2;
 339         proto_tree_add_item(eiss_tree, hf_eiss_organisation_id,         tvb, offset, 4, ENC_BIG_ENDIAN);
 340         offset += 4;
 341         proto_tree_add_item(eiss_tree, hf_eiss_application_id,          tvb, offset, 2, ENC_BIG_ENDIAN);
 342         offset += 2;
 343
 344         platform_id_length = tvb_get_guint8(tvb, offset);
 345         pi = proto_tree_add_item(eiss_tree, hf_eiss_platform_id_length, tvb, offset, 1, ENC_BIG_ENDIAN);
 346         if (0 != platform_id_length % 15) {
 347                 expert_add_info(pinfo, pi, &ei_eiss_platform_id_length);
 348         }
 349         offset++;
 350
 351         while (0 < platform_id_length) {
 352                 guint tmp;
 353
 354                 tmp = dissect_etv_bif_platform_ids(tvb, eiss_tree, offset);
 355                 offset += tmp;
 356                 if (platform_id_length < tmp) {
 357                         platform_id_length = 0;
 358                         /* error */
 359                 } else {
 360                         platform_id_length -= tmp;
 361                 }
 362         }
 363
 364         if (0 < packet_length) {
 365                 proto_tree *eiss_desc_tree;
 366                 pi = proto_tree_add_text(eiss_tree, tvb, offset,
 367                                         packet_length-offset,
 368                                         "%s", "EISS Descriptor(s)");
 369                 eiss_desc_tree = proto_item_add_subtree(pi, ett_eiss_desc);
 370                 while (offset < packet_length) {
 371                         offset += dissect_eiss_descriptors(tvb, pinfo,
 372                                                         eiss_desc_tree, offset);
 373                 }
 374         }
 375
 376         packet_mpeg_sect_crc(tvb, pinfo, eiss_tree, 0, sect_len - 1);
 377 }
 378
 379
 380 void
 381 proto_register_eiss(void)
 382 {
 383
 384         static hf_register_info hf[] = {
 385                 { &hf_eiss_reserved2, {
 386                         "Reserved", "eiss.reserved",
 387                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 388                 } },
 389
 390                 { &hf_eiss_section_number, {
 391                         "Section Number", "eiss.sect_num",
 392                         FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL
 393                 } },
 394
 395                 { &hf_eiss_last_section_number, {
 396                         "Last Section Number", "eiss.last_sect_num",
 397                         FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL
 398                 } },
 399
 400                 { &hf_eiss_protocol_version_major, {
 401                         "Major Version Number", "eiss.version_major",
 402                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 403                 } },
 404
 405                 { &hf_eiss_protocol_version_minor, {
 406                         "Minor Version Number", "eiss.version_minor",
 407                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 408                 } },
 409
 410                 { &hf_eiss_application_type, {
 411                         "Application Type", "eiss.app_type",
 412                         FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL
 413                 } },
 414
 415                 { &hf_eiss_organisation_id, {
 416                         "Organisation Id", "eiss.org_id",
 417                         FT_UINT32, BASE_HEX, NULL, 0, NULL, HFILL
 418                 } },
 419
 420                 { &hf_eiss_application_id, {
 421                         "Application Id", "eiss.app_id",
 422                         FT_UINT16, BASE_HEX|BASE_RANGE_STRING, RVALS(application_id_values), 0, NULL, HFILL
 423                 } },
 424
 425                 { &hf_eiss_platform_id_length, {
 426                         "Platform Id Length", "eiss.platform_id_length",
 427                         FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL
 428                 } },
 429
 430                 { &hf_pdtHWManufacturer, {
 431                         "Platform Hardware Manufacturer", "eiss.plat_hw_man",
 432                         FT_UINT24, BASE_HEX, NULL, 0, NULL, HFILL
 433                 } },
 434
 435                 { &hf_pdtHWModel, {
 436                         "Platform Hardware Model", "eiss.plat_hw_model",
 437                         FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL
 438                 } },
 439
 440                 { &hf_pdtHWVersionMajor, {
 441                         "Platform Hardware Major Version", "eiss.plat_hw_major",
 442                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 443                 } },
 444
 445                 { &hf_pdtHWVersionMinor, {
 446                         "Platform Hardware Minor Version", "eiss.plat_hw_minor",
 447                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 448                 } },
 449
 450                 { &hf_pdtSWManufacturer, {
 451                         "Platform Software Manufacturer", "eiss.plat_sw_man",
 452                         FT_UINT24, BASE_HEX, NULL, 0, NULL, HFILL
 453                 } },
 454
 455                 { &hf_pdtSWModel, {
 456                         "Platform Software Model", "eiss.plat_sw_model",
 457                         FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL
 458                 } },
 459
 460                 { &hf_pdtSWVersionMajor, {
 461                         "Platform Software Major Version", "eiss.plat_sw_major",
 462                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 463                 } },
 464
 465                 { &hf_pdtSWVersionMinor, {
 466                         "Platform Software Minor Version", "eiss.plat_sw_minor",
 467                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 468                 } },
 469
 470                 { &hf_pdtProfile, {
 471                         "Platform Profile", "eiss.plat_profile",
 472                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 473                 } },
 474
 475                 { &hf_eiss_descriptor_tag, {
 476                         "EISS Descriptor Tag", "eiss.desc.tag",
 477                         FT_UINT8, BASE_HEX, VALS(eiss_descriptor_values), 0, NULL, HFILL
 478                 } },
 479
 480                 { &hf_eiss_descriptor_length, {
 481                         "Descriptor Length", "eiss.desc.length",
 482                         FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL
 483                 } },
 484
 485                 { &hf_eiss_aid_app_control_code, {
 486                         "Application Control Code", "eiss.aid.app_control_code",
 487                         FT_UINT8, BASE_HEX|BASE_RANGE_STRING, RVALS(aid_control_code_values), 0, NULL, HFILL
 488                 } },
 489
 490                 { &hf_eiss_aid_app_version_major, {
 491                         "Application Version Major", "eiss.aid.app_version_major",
 492                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 493                 } },
 494
 495                 { &hf_eiss_aid_app_version_minor, {
 496                         "Application Version Minor", "eiss.aid.app_version_minor",
 497                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 498                 } },
 499
 500                 { &hf_eiss_aid_max_proto_version_major, {
 501                         "Max Protocol Version Major", "eiss.aid.max_proto_version_major",
 502                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 503                 } },
 504
 505                 { &hf_eiss_aid_max_proto_version_minor, {
 506                         "Max Protocol Version Minor", "eiss.aid.max_proto_version_minor",
 507                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 508                 } },
 509
 510                 { &hf_eiss_aid_test_flag, {
 511                         "Application Test Flag", "eiss.aid.test_flag",
 512                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 513                 } },
 514
 515                 { &hf_eiss_aid_reserved, {
 516                         "Reserved", "eiss.aid.reserved",
 517                         FT_UINT24, BASE_HEX, NULL, 0, NULL, HFILL
 518                 } },
 519
 520                 { &hf_eiss_aid_priority, {
 521                         "Application Priority", "eiss.aid.priority",
 522                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL
 523                 } },
 524
 525                 { &hf_eiss_irl_type, {
 526                         "Initial Resource Locator Type", "eiss.aid.irl.type",
 527                         FT_UINT16, BASE_HEX, NULL, 0xfc00, NULL, HFILL
 528                 } },
 529
 530                 { &hf_eiss_irl_length, {
 531                         "Initial Resource Locator Length", "eiss.aid.irl.length",
 532                         FT_UINT16, BASE_DEC, NULL, 0x03ff, NULL, HFILL
 533                 } },
 534
 535                 { &hf_eiss_irl_string, {
 536                         "Initial Resource Locator String", "eiss.aid.irl.string",
 537                         FT_UINT_STRING, BASE_NONE, NULL, 0, NULL, HFILL
 538                 } },
 539
 540                 { &hf_eiss_mtd_time_value, {
 541                         "Time Value (ms)", "eiss.mtd.time_value",
 542                         FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL
 543                 } },
 544
 545                 { &hf_eiss_sed_reserved, {
 546                         "Reserved", "eiss.sed.reserved",
 547                         FT_UINT16, BASE_DEC, NULL, 0xf000, NULL, HFILL
 548                 } },
 549
 550                 { &hf_eiss_sed_descriptor_length, {
 551                         "Descriptor Length", "eiss.desc.length",
 552                         FT_UINT16, BASE_DEC, NULL, 0x0fff, NULL, HFILL
 553                 } },
 554
 555                 { &hf_eiss_sed_time_value, {
 556                         "Time Value (ms)", "eiss.sed.time_value",
 557                         FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL
 558                 } }
 559         };
 560
 561         static gint *ett[] = {
 562                 &ett_eiss,
 563                 &ett_eiss_platform_id,
 564                 &ett_eiss_desc,
 565         };
 566
 567         static ei_register_info ei[] = {
 568                 { &ei_eiss_unknown_descriptor, { "eiss.unknown_descriptor", PI_MALFORMED, PI_ERROR, "Unknown Descriptor", EXPFILL }},
 569                 { &ei_eiss_invalid_section_syntax_indicator, { "eiss.invalid_section_syntax_indicator", PI_MALFORMED, PI_ERROR, "Invalid section_syntax_indicator (should be 0)", EXPFILL }},
 570                 { &ei_eiss_invalid_reserved_bits, { "eiss.invalid_reserved_bits", PI_MALFORMED, PI_ERROR, "Invalid reserved bits", EXPFILL }},
 571                 { &ei_eiss_invalid_section_length, { "eiss.invalid_section_length", PI_MALFORMED, PI_ERROR, "Invalid section_length (must not exceed 1021)", EXPFILL }},
 572                 { &ei_eiss_section_number, { "eiss.sect_num.invalid", PI_MALFORMED, PI_ERROR, "Invalid section_number (must be <= last_section_number)", EXPFILL }},
 573                 { &ei_eiss_application_type, { "eiss.app_type.invalid", PI_MALFORMED, PI_ERROR, "Invalid application_type (must be 0x0008)", EXPFILL }},
 574                 { &ei_eiss_platform_id_length, { "eiss.platform_id_length.invalid", PI_MALFORMED, PI_ERROR, "Invalid platform_id_length (must be a multiple of sizeof(etv_bif_platform_ids) == 15)", EXPFILL }},
 575         };
 576
 577         expert_module_t* expert_eiss;
 578
 579         proto_eiss = proto_register_protocol("ETV-AM EISS Section", "ETV-AM EISS", "eiss");
 580
 581         proto_register_field_array(proto_eiss, hf, array_length(hf));
 582         proto_register_subtree_array(ett, array_length(ett));
 583         expert_eiss = expert_register_protocol(proto_eiss);
 584         expert_register_field_array(expert_eiss, ei, array_length(ei));
 585 }
 586
 587
 588 void
 589 proto_reg_handoff_eiss(void)
 590 {
 591         dissector_handle_t eiss_handle;
 592
 593         eiss_handle = create_dissector_handle(dissect_eiss, proto_eiss);
 594         dissector_add_uint("mpeg_sect.tid", EISS_SECTION_TID, eiss_handle);
 595         data_handle = find_dissector("data");
 596 }
 597