epan/dissectors/packet-artnet.c

   1 /* packet-artnet.c
   2  * Routines for Art-Net packet disassembly
   3  *
   4  * $Id$
   5  *
   6  * Copyright (c) 2003 by Erwin Rol <erwin@erwinrol.com>
   7  *
   8  * Wireshark - Network traffic analyzer
   9  * By Gerald Combs <gerald@wireshark.org>
  10  * Copyright 1999 Gerald Combs
  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 /* Include files */
  28
  29 #ifdef HAVE_CONFIG_H
  30 #include "config.h"
  31 #endif
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <ctype.h>
  36 #include <time.h>
  37 #include <string.h>
  38 #include <epan/packet.h>
  39 #include <epan/addr_resolv.h>
  40 #include <epan/prefs.h>
  41 #include <epan/strutil.h>
  42
  43 /*
  44  * See
  45  *
  46  *      http://www.artisticlicence.com/art-net.pdf
  47  */
  48
  49 /* Define udp_port for ArtNET */
  50
  51 #define UDP_PORT_ARTNET 0x1936
  52
  53 #define ARTNET_HEADER_LENGTH                 10
  54 #define ARTNET_POLL_LENGTH                   4
  55 #define ARTNET_POLL_REPLY_LENGTH             197
  56 #define ARTNET_POLL_REPLY_PORT_INFO_LENGTH   22
  57 #define ARTNET_POLL_REPLY_PORT_TYPES_LENGTH  4
  58 #define ARTNET_POLL_REPLY_GOOD_INPUT_LENGTH  4
  59 #define ARTNET_POLL_REPLY_GOOD_OUTPUT_LENGTH 4
  60 #define ARTNET_POLL_REPLY_SWIN_LENGTH        4
  61 #define ARTNET_POLL_REPLY_SWOUT_LENGTH       4
  62 #define ARTNET_ADDRESS_LENGTH                97
  63 #define ARTNET_ADDRESS_SWIN_LENGTH           4
  64 #define ARTNET_ADDRESS_SWOUT_LENGTH          4
  65 #define ARTNET_OUTPUT_LENGTH                 1
  66 #define ARTNET_INPUT_LENGTH                  10
  67 #define ARTNET_INPUT_INPUT_LENGTH            4
  68 #define ARTNET_FIRMWARE_MASTER_LENGTH        1035
  69 #define ARTNET_FIRMWARE_REPLY_LENGTH         26
  70 #define ARTNET_VIDEO_SETUP_LENGTH            74
  71 #define ARTNET_VIDEO_PALETTE_LENGTH          55
  72 #define ARTNET_VIDEO_DATA_LENGTH             8
  73
  74
  75 #define ARTNET_OP_POLL               0x2000
  76 #define ARTNET_OP_POLL_REPLY         0x2100
  77 #define ARTNET_OP_POLL_SERVER_REPLY  0x2200
  78 #define ARTNET_OP_OUTPUT             0x5000
  79 #define ARTNET_OP_ADDRESS            0x6000
  80 #define ARTNET_OP_INPUT              0x7000
  81 #define ARTNET_OP_VIDEO_SETUP        0xa010
  82 #define ARTNET_OP_VIDEO_PALETTE      0xa020
  83 #define ARTNET_OP_VIDEO_DATA         0xa040
  84
  85 #define ARTNET_OP_TOD_REQUEST        0x8000
  86 #define ARTNET_OP_TOD_DATA           0x8100
  87 #define ARTNET_OP_TOD_CONTROL        0x8200
  88 #define ARTNET_OP_RDM                0x8300
  89
  90 #define ARTNET_OP_MAC_MASTER         0xf000
  91 #define ARTNET_OP_MAC_SLAVE          0xf100
  92 #define ARTNET_OP_FIRMWARE_MASTER    0xf200
  93 #define ARTNET_OP_FIRMWARE_REPLY     0xf300
  94
  95 #define ARTNET_OP_IP_PROG            0xf800
  96 #define ARTNET_OP_IP_PROG_REPLY      0xf900
  97
  98 static const value_string artnet_opcode_vals[] = {
  99   { ARTNET_OP_POLL,              "ArtPoll packet" },
 100   { ARTNET_OP_POLL_REPLY,        "ArtPollReply packet" },
 101   { ARTNET_OP_POLL_SERVER_REPLY, "ArtPollServerReply packet" },
 102   { ARTNET_OP_OUTPUT,            "ArtDMX data packet" },
 103   { ARTNET_OP_ADDRESS,           "ArtAddress packet" },
 104   { ARTNET_OP_INPUT,             "ArtInput packet" },
 105   { ARTNET_OP_VIDEO_SETUP,       "ArtVideoSetup packet" },
 106   { ARTNET_OP_VIDEO_PALETTE,     "ArtVideoPalette packet" },
 107   { ARTNET_OP_VIDEO_DATA,        "ArtVideoData packet" },
 108   { ARTNET_OP_TOD_REQUEST,       "ArtTodRequest packet" },
 109   { ARTNET_OP_TOD_DATA,          "ArtTodData packet" },
 110   { ARTNET_OP_TOD_CONTROL,       "ArtTodControl packet" },
 111   { ARTNET_OP_RDM,               "ArtRdm packet" },
 112   { ARTNET_OP_MAC_MASTER,        "ArtMacMaster packet" },
 113   { ARTNET_OP_MAC_SLAVE,         "ArtMacSlave packet" },
 114   { ARTNET_OP_FIRMWARE_MASTER,   "ArtFirmwareMaster packet" },
 115   { ARTNET_OP_FIRMWARE_REPLY,    "ArtFirmwareReply packet" },
 116   { ARTNET_OP_IP_PROG,           "ArtIpProg packet" },
 117   { ARTNET_OP_IP_PROG_REPLY,     "ArtIpProgReply packet" },
 118   { 0,                           NULL }
 119 };
 120
 121 static const value_string artnet_oem_code_vals[] = {
 122   { 0x0000, "Artistic Licence:DMX-Hub:4x DMX in,4x DMX out" },
 123   { 0x0001, "ADB:Netgate:4x DMX in,4x DMX out" },
 124   { 0x0002, "MA Lighting:TBA:4x DMX in,4x DMX out" },
 125   { 0x0003, "Artistic Licence:Ether-Lynx:2x DMX in,4x DMX out" },
 126   { 0x0004, "LewLight:Capture v2:TBA" },
 127   { 0x0005, "High End:TBA:TBA" },
 128   { 0x0006, "Avolites:TBA:TBA" },
 129   { 0x0010, "Artistic Licence:Down-Lynx:2x DMX out. Wall Panel." },
 130   { 0x0011, "Artistic Licence:Up-Lynx:2x DMX in. Wall Panel" },
 131   { 0x0014, "Artistic Licence:Net-Lynx O/P:2x DMX out. Boxed Product" },
 132   { 0x0015, "Artistic Licence:Net-Lynx I/P:2x DMX in. Boxed Product" },
 133   { 0x0030, "Doug Fleenor Design:TBA:2x DMX out" },
 134   { 0x0031, "Doug Fleenor Design:TBA:2x DMX in" },
 135   { 0x0050, "Goddard Design:DMX-Link (tm) O/P:2x DMX out" },
 136   { 0x0051, "Goddard Design:DMX-Link (tm) I/P:2x DMX in" },
 137   { 0x0070, "ADB:Net-Port O/P:2x DMX out" },
 138   { 0x0071, "ADB:Net-Port I/P:2x DMX in" },
 139   { 0x0072, "ADB:Reserved:" },
 140   { 0x0073, "ADB:Reserved:" },
 141   { 0x0074, "ADB:Reserved:" },
 142   { 0x0075, "ADB:Reserved:" },
 143   { 0x0076, "ADB:Reserved:" },
 144   { 0x0077, "ADB:Reserved:" },
 145   { 0x0078, "ADB:Reserved:" },
 146   { 0x0079, "ADB:Reserved:" },
 147   { 0x007A, "ADB:Reserved:" },
 148   { 0x007B, "ADB:Reserved:" },
 149   { 0x007C, "ADB:Reserved:" },
 150   { 0x007D, "ADB:Reserved:" },
 151   { 0x007E, "ADB:Reserved:" },
 152   { 0x007F, "ADB:Reserved:" },
 153   { 0x008C, "Zero 88:TBA:2x DMX out" },
 154   { 0x008D, "Zero 88:TBA:2x DMX in" },
 155   { 0x008E, "Flying Pig:TBA:2x DMX out" },
 156   { 0x008F, "Flying Pig:TBA:2x DMX in" },
 157   { 0x0090, "ELC:ELC 2:2x DMX out" },
 158   { 0x0091, "ELC:ELC 4:4x DMX in. 4x DMX out" },
 159   { 0x0180, "Martin:Maxxyz:4x DMX in. 4x DMX out" },
 160   { 0x0190, "Enttec:Reserved:" },
 161   { 0x0191, "Enttec:Reserved:" },
 162   { 0x0192, "Enttec:Reserved:" },
 163   { 0x0193, "Enttec:Reserved:" },
 164   { 0x0194, "Enttec:Reserved:" },
 165   { 0x0195, "Enttec:Reserved:" },
 166   { 0x0196, "Enttec:Reserved:" },
 167   { 0x0197, "Enttec:Reserved:" },
 168   { 0x0198, "Enttec:Reserved:" },
 169   { 0x0199, "Enttec:Reserved:" },
 170   { 0x019A, "Enttec:Reserved:" },
 171   { 0x019B, "Enttec:Reserved:" },
 172   { 0x019C, "Enttec:Reserved:" },
 173   { 0x019D, "Enttec:Reserved:" },
 174   { 0x019E, "Enttec:Reserved:" },
 175   { 0x019F, "Enttec:Reserved:" },
 176   { 0x8000, "ADB:Netgate XT:Video output and trigger inputs" },
 177   { 0x8001, "Artistic Licence:Net-Patch:TBA" },
 178   { 0x8002, "Artistic Licence:DMX-Hub XT:Video output and trigger inputs" },
 179   { 0x8003, "Artistic Licence:No-Worries XT:Real time data record - playback" },
 180   { 0,      NULL }
 181 };
 182
 183 static const value_string artnet_esta_man_vals[] = {
 184   { 0x414C, "Artistic Licence" },
 185   { 0,      NULL }
 186 };
 187
 188 #define ARTNET_AC_NONE           0x00
 189 #define ARTNET_AC_CANCEL_MERGE   0x01
 190 #define ARTNET_AC_LED_NORMAL     0x02
 191 #define ARTNET_AC_LED_MUTE       0x03
 192 #define ARTNET_AC_LED_LOCATE     0x04
 193 #define ARTNET_AC_RESET_RX_FLAGS 0x05
 194 #define ARTNET_AC_MERGE_LTP0     0x10
 195 #define ARTNET_AC_MERGE_LTP1     0x11
 196 #define ARTNET_AC_MERGE_LTP2     0x12
 197 #define ARTNET_AC_MERGE_LTP3     0x13
 198 #define ARTNET_AC_MERGE_HTP0     0x50
 199 #define ARTNET_AC_MERGE_HTP1     0x51
 200 #define ARTNET_AC_MERGE_HTP2     0x52
 201 #define ARTNET_AC_MERGE_HTP3     0x53
 202 #define ARTNET_AC_CLEAR_OP0      0x90
 203 #define ARTNET_AC_CLEAR_OP1      0x91
 204 #define ARTNET_AC_CLEAR_OP2      0x92
 205 #define ARTNET_AC_CLEAR_OP3      0x93
 206
 207 static const value_string artnet_address_command_vals[] = {
 208   { ARTNET_AC_NONE,            "No Action" },
 209   { ARTNET_AC_CANCEL_MERGE,    "Cancel merge" },
 210   { ARTNET_AC_LED_NORMAL,      "LED Normal" },
 211   { ARTNET_AC_LED_MUTE,        "LED Mute" },
 212   { ARTNET_AC_LED_LOCATE,      "LED Locate" },
 213   { ARTNET_AC_RESET_RX_FLAGS,  "Reset SIP text" },
 214   { ARTNET_AC_MERGE_LTP0,      "DMX port 1 LTP" },
 215   { ARTNET_AC_MERGE_LTP1,      "DMX port 2 LTP" },
 216   { ARTNET_AC_MERGE_LTP2,      "DXM port 3 LTP" },
 217   { ARTNET_AC_MERGE_LTP3,      "DMX port 4 LTP" },
 218   { ARTNET_AC_MERGE_HTP0,      "DMX port 1 HTP" },
 219   { ARTNET_AC_MERGE_HTP1,      "DMX port 2 HTP" },
 220   { ARTNET_AC_MERGE_HTP2,      "DXM port 3 HTP" },
 221   { ARTNET_AC_MERGE_HTP3,      "DMX port 4 HTP" },
 222   { ARTNET_AC_CLEAR_OP0,       "Clear DMX port 1" },
 223   { ARTNET_AC_CLEAR_OP1,       "Clear DMX port 2" },
 224   { ARTNET_AC_CLEAR_OP2,       "Clear DXM port 3" },
 225   { ARTNET_AC_CLEAR_OP3,       "Clear DMX port 4" },
 226   { 0,                         NULL }
 227 };
 228
 229 #define ARTNET_FT_FIRM_FIRST 0x00
 230 #define ARTNET_FT_FIRM_CONT  0x01
 231 #define ARTNET_FT_FIRM_LAST  0x02
 232 #define ARTNET_FT_UBEA_FIRST 0x03
 233 #define ARTNET_FT_UBEA_CONT  0x04
 234 #define ARTNET_FT_UBEA_LAST  0x05
 235
 236 static const value_string artnet_firmware_master_type_vals[] = {
 237   { ARTNET_FT_FIRM_FIRST, "FirmFirst" },
 238   { ARTNET_FT_FIRM_CONT,  "FirmCont" },
 239   { ARTNET_FT_FIRM_LAST,  "FirmLast" },
 240   { ARTNET_FT_UBEA_FIRST, "UbeaFirst" },
 241   { ARTNET_FT_UBEA_CONT,  "UbeaCont" },
 242   { ARTNET_FT_UBEA_LAST,  "UbeaLast" },
 243   { 0,                    NULL }
 244 };
 245
 246 #define ARTNET_FRT_FIRM_BLOCK_GOOD 0x00
 247 #define ARTNET_FRT_FIRM_ALL_GOOD   0x01
 248 #define ARTNET_FRT_FIRM_FAIL       0xff
 249
 250 static const value_string artnet_firmware_reply_type_vals[] = {
 251   { ARTNET_FRT_FIRM_BLOCK_GOOD, "FirmBlockGood" },
 252   { ARTNET_FRT_FIRM_ALL_GOOD,   "FirmAllGood" },
 253   { ARTNET_FRT_FIRM_FAIL,       "FirmFail" },
 254   { 0,                          NULL }
 255 };
 256
 257 static const value_string artnet_tod_request_command_vals[] = {
 258   { 0,                   NULL }
 259 };
 260
 261 #define ARTNET_TDC_TOD_FULL    0x00
 262 #define ARTNET_TDC_TOD_NAK     0xFF
 263
 264 static const value_string artnet_tod_data_command_vals[] = {
 265   { ARTNET_TDC_TOD_FULL,    "TodFull" },
 266   { ARTNET_TDC_TOD_NAK,     "TodNak" },
 267   { 0,                      NULL }
 268 };
 269
 270 #define ARTNET_TCC_ATC_NONE  0x00
 271 #define ARTNET_TCC_ATC_FLUSH 0x01
 272
 273 static const value_string artnet_tod_control_command_vals[] = {
 274   { ARTNET_TCC_ATC_NONE,  "AtcNone" },
 275   { ARTNET_TCC_ATC_FLUSH, "AtcFlush" },
 276   { 0,                    NULL }
 277 };
 278
 279 #define ARTNET_RC_AR_PROCESS  0x00
 280
 281 static const value_string artnet_rdm_command_vals[] = {
 282   { ARTNET_RC_AR_PROCESS,  "ArProcess" },
 283   { 0,                     NULL }
 284 };
 285
 286 void proto_reg_handoff_artnet(void);
 287
 288 /* Define the artnet proto */
 289 static int proto_artnet = -1;
 290
 291
 292 /* general */
 293 static int hf_artnet_filler = -1;
 294 static int hf_artnet_spare = -1;
 295
 296 /* Header */
 297 static int hf_artnet_header = -1;
 298 static int hf_artnet_header_id = -1;
 299 static int hf_artnet_header_opcode = -1;
 300 static int hf_artnet_header_protver = -1;
 301
 302 /* ArtPoll */
 303 static int hf_artnet_poll = -1;
 304 static int hf_artnet_poll_talktome = -1;
 305 static int hf_artnet_poll_talktome_reply_dest = -1;
 306 static int hf_artnet_poll_talktome_reply_type = -1;
 307 static int hf_artnet_poll_talktome_unused = -1;
 308
 309 /* ArtPollReply */
 310 static int hf_artnet_poll_reply = -1;
 311 static int hf_artnet_poll_reply_ip_address = -1;
 312 static int hf_artnet_poll_reply_port_nr = -1;
 313 static int hf_artnet_poll_reply_versinfo = -1;
 314 static int hf_artnet_poll_reply_subswitch = -1;
 315 static int hf_artnet_poll_reply_oem = -1;
 316 static int hf_artnet_poll_reply_ubea_version = -1;
 317 static int hf_artnet_poll_reply_status = -1;
 318 static int hf_artnet_poll_reply_esta_man = -1;
 319 static int hf_artnet_poll_reply_short_name = -1;
 320 static int hf_artnet_poll_reply_long_name = -1;
 321 static int hf_artnet_poll_reply_node_report = -1;
 322 static int hf_artnet_poll_reply_port_info = -1;
 323 static int hf_artnet_poll_reply_num_ports = -1;
 324 static int hf_artnet_poll_reply_port_types = -1;
 325 static int hf_artnet_poll_reply_port_types_1 = -1;
 326 static int hf_artnet_poll_reply_port_types_2 = -1;
 327 static int hf_artnet_poll_reply_port_types_3 = -1;
 328 static int hf_artnet_poll_reply_port_types_4 = -1;
 329 static int hf_artnet_poll_reply_good_input = -1;
 330 static int hf_artnet_poll_reply_good_input_1 = -1;
 331 static int hf_artnet_poll_reply_good_input_2 = -1;
 332 static int hf_artnet_poll_reply_good_input_3 = -1;
 333 static int hf_artnet_poll_reply_good_input_4 = -1;
 334 static int hf_artnet_poll_reply_good_output = -1;
 335 static int hf_artnet_poll_reply_good_output_1 = -1;
 336 static int hf_artnet_poll_reply_good_output_2 = -1;
 337 static int hf_artnet_poll_reply_good_output_3 = -1;
 338 static int hf_artnet_poll_reply_good_output_4 = -1;
 339 static int hf_artnet_poll_reply_swin = -1;
 340 static int hf_artnet_poll_reply_swin_1 = -1;
 341 static int hf_artnet_poll_reply_swin_2 = -1;
 342 static int hf_artnet_poll_reply_swin_3 = -1;
 343 static int hf_artnet_poll_reply_swin_4 = -1;
 344 static int hf_artnet_poll_reply_swout = -1;
 345 static int hf_artnet_poll_reply_swout_1 = -1;
 346 static int hf_artnet_poll_reply_swout_2 = -1;
 347 static int hf_artnet_poll_reply_swout_3 = -1;
 348 static int hf_artnet_poll_reply_swout_4 = -1;
 349 static int hf_artnet_poll_reply_swvideo = -1;
 350 static int hf_artnet_poll_reply_swmacro = -1;
 351 static int hf_artnet_poll_reply_swremote = -1;
 352 static int hf_artnet_poll_reply_mac = -1;
 353
 354 /* ArtOutput */
 355 static int hf_artnet_output = -1;
 356 static int hf_artnet_output_sequence = -1;
 357 static int hf_artnet_output_physical = -1;
 358 static int hf_artnet_output_universe = -1;
 359 static int hf_artnet_output_length = -1;
 360 static int hf_artnet_output_data = -1;
 361 static int hf_artnet_output_dmx_data = -1;
 362 static int hf_artnet_output_data_filter = -1;
 363
 364 /* ArtAddress */
 365 static int hf_artnet_address = -1;
 366 static int hf_artnet_address_short_name = -1;
 367 static int hf_artnet_address_long_name = -1;
 368 static int hf_artnet_address_swin = -1;
 369 static int hf_artnet_address_swin_1 = -1;
 370 static int hf_artnet_address_swin_2 = -1;
 371 static int hf_artnet_address_swin_3 = -1;
 372 static int hf_artnet_address_swin_4 = -1;
 373 static int hf_artnet_address_swout = -1;
 374 static int hf_artnet_address_swout_1 = -1;
 375 static int hf_artnet_address_swout_2 = -1;
 376 static int hf_artnet_address_swout_3 = -1;
 377 static int hf_artnet_address_swout_4 = -1;
 378 static int hf_artnet_address_subswitch = -1;
 379 static int hf_artnet_address_swvideo = -1;
 380 static int hf_artnet_address_command = -1;
 381
 382 /* ArtInput */
 383 static int hf_artnet_input = -1;
 384 static int hf_artnet_input_num_ports = -1;
 385 static int hf_artnet_input_input = -1;
 386 static int hf_artnet_input_input_1 = -1;
 387 static int hf_artnet_input_input_2 = -1;
 388 static int hf_artnet_input_input_3 = -1;
 389 static int hf_artnet_input_input_4 = -1;
 390
 391 /* ArtFirmwareMaster */
 392 static int hf_artnet_firmware_master = -1;
 393 static int hf_artnet_firmware_master_type = -1;
 394 static int hf_artnet_firmware_master_block_id = -1;
 395 static int hf_artnet_firmware_master_length = -1;
 396 static int hf_artnet_firmware_master_data = -1;
 397
 398 /* ArtFirmwareReply */
 399 static int hf_artnet_firmware_reply = -1;
 400 static int hf_artnet_firmware_reply_type = -1;
 401
 402 /* ArtVideoSetup */
 403 static int hf_artnet_video_setup = -1;
 404 static int hf_artnet_video_setup_control = -1;
 405 static int hf_artnet_video_setup_font_height = -1;
 406 static int hf_artnet_video_setup_first_font = -1;
 407 static int hf_artnet_video_setup_last_font = -1;
 408 static int hf_artnet_video_setup_win_font_name = -1;
 409 static int hf_artnet_video_setup_font_data = -1;
 410
 411 /* ArtVideoPalette */
 412 static int hf_artnet_video_palette = -1;
 413 static int hf_artnet_video_palette_colour_red = -1;
 414 static int hf_artnet_video_palette_colour_green = -1;
 415 static int hf_artnet_video_palette_colour_blue = -1;
 416
 417 /* ArtVideoData */
 418 static int hf_artnet_video_data = -1;
 419 static int hf_artnet_video_data_pos_x = -1;
 420 static int hf_artnet_video_data_pos_y = -1;
 421 static int hf_artnet_video_data_len_x = -1;
 422 static int hf_artnet_video_data_len_y = -1;
 423 static int hf_artnet_video_data_data = -1;
 424
 425 /* ArtPollServerReply */
 426 static int hf_artnet_poll_server_reply = -1;
 427
 428 /* ArtTodRequest */
 429 static int hf_artnet_tod_request = -1;
 430 static int hf_artnet_tod_request_command = -1;
 431 static int hf_artnet_tod_request_ad_count = -1;
 432 static int hf_artnet_tod_request_address = -1;
 433
 434 /* ArtTodData */
 435 static int hf_artnet_tod_data = -1;
 436 static int hf_artnet_tod_data_port = -1;
 437 static int hf_artnet_tod_data_command_response = -1;
 438 static int hf_artnet_tod_data_address = -1;
 439 static int hf_artnet_tod_data_uid_total = -1;
 440 static int hf_artnet_tod_data_block_count = -1;
 441 static int hf_artnet_tod_data_uid_count = -1;
 442 static int hf_artnet_tod_data_tod = -1;
 443
 444 /* ArtTodControl */
 445 static int hf_artnet_tod_control = -1;
 446 static int hf_artnet_tod_control_command = -1;
 447 static int hf_artnet_tod_control_address = -1;
 448
 449 /* ArtRdm */
 450 static int hf_artnet_rdm = -1;
 451 static int hf_artnet_rdm_command = -1;
 452 static int hf_artnet_rdm_address = -1;
 453
 454 /* ArtIpProg */
 455 static int hf_artnet_ip_prog = -1;
 456 static int hf_artnet_ip_prog_command = -1;
 457 static int hf_artnet_ip_prog_command_prog_port = -1;
 458 static int hf_artnet_ip_prog_command_prog_sm = -1;
 459 static int hf_artnet_ip_prog_command_prog_ip = -1;
 460 static int hf_artnet_ip_prog_command_reset = -1;
 461 static int hf_artnet_ip_prog_command_unused = -1;
 462 static int hf_artnet_ip_prog_command_prog_enable = -1;
 463 static int hf_artnet_ip_prog_ip = -1;
 464 static int hf_artnet_ip_prog_sm = -1;
 465 static int hf_artnet_ip_prog_port = -1;
 466
 467 /* ArtIpProgReply */
 468 static int hf_artnet_ip_prog_reply = -1;
 469 static int hf_artnet_ip_prog_reply_ip = -1;
 470 static int hf_artnet_ip_prog_reply_sm = -1;
 471 static int hf_artnet_ip_prog_reply_port = -1;
 472
 473 /* Define the tree for artnet */
 474 static int ett_artnet = -1;
 475
 476 /*
 477  * Here are the global variables associated with the preferences
 478  * for artnet
 479  */
 480
 481 static guint global_udp_port_artnet = UDP_PORT_ARTNET;
 482 static gint global_disp_chan_val_type = 0;
 483 static gint global_disp_col_count = 16;
 484 static gint global_disp_chan_nr_type = 0;
 485
 486 /* A static handle for the rdm dissector */
 487 static dissector_handle_t rdm_handle;
 488
 489 static guint
 490 dissect_artnet_poll(tvbuff_t *tvb, guint offset, proto_tree *tree)
 491 {
 492   guint8 talktome;
 493   proto_tree *flags_tree, *flags_item;
 494
 495   talktome = tvb_get_guint8(tvb, offset);
 496   flags_item = proto_tree_add_uint(tree, hf_artnet_poll_talktome, tvb,
 497                                    offset, 1, talktome);
 498
 499   flags_tree=proto_item_add_subtree(flags_item, ett_artnet);
 500   proto_tree_add_item(flags_tree, hf_artnet_poll_talktome_reply_dest, tvb, offset, 1, FALSE);
 501   proto_tree_add_item(flags_tree, hf_artnet_poll_talktome_reply_type, tvb, offset, 1, FALSE);
 502   proto_tree_add_item(flags_tree, hf_artnet_poll_talktome_unused, tvb, offset, 1, FALSE);
 503
 504   offset += 1;
 505
 506   proto_tree_add_item(tree, hf_artnet_filler, tvb,
 507                       offset, 1, FALSE);
 508   offset += 1;
 509
 510   return offset;
 511 }
 512
 513 static guint
 514 dissect_artnet_poll_reply(tvbuff_t *tvb, guint offset, proto_tree *tree)
 515 {
 516   proto_tree *hi,*si,*ti;
 517   guint8 swin,swout,swvideo,swmacro,swremote;
 518   guint8 port_types,good_input,good_output;
 519   guint16 num_ports;
 520
 521   proto_tree_add_item(tree, hf_artnet_poll_reply_ip_address, tvb,
 522                       offset, 4, FALSE);
 523   offset += 4;
 524
 525   proto_tree_add_item(tree, hf_artnet_poll_reply_port_nr, tvb,
 526                       offset, 2, TRUE);
 527   offset += 2;
 528
 529   proto_tree_add_item(tree, hf_artnet_poll_reply_versinfo, tvb,
 530                       offset, 2, FALSE);
 531   offset += 2;
 532
 533   proto_tree_add_item(tree, hf_artnet_poll_reply_subswitch, tvb,
 534                       offset, 2, FALSE);
 535   offset += 2;
 536
 537   proto_tree_add_item(tree, hf_artnet_poll_reply_oem, tvb,
 538                       offset, 2, FALSE);
 539   offset += 2;
 540
 541   proto_tree_add_item(tree, hf_artnet_poll_reply_ubea_version, tvb,
 542                       offset, 1, FALSE);
 543   offset += 1;
 544
 545   proto_tree_add_item(tree, hf_artnet_poll_reply_status, tvb,
 546                       offset, 1, FALSE);
 547   offset += 1;
 548
 549   proto_tree_add_item(tree, hf_artnet_poll_reply_esta_man, tvb,
 550                       offset, 2, TRUE);
 551   offset += 2;
 552
 553   proto_tree_add_item(tree, hf_artnet_poll_reply_short_name,
 554                       tvb, offset, 18, FALSE);
 555   offset += 18;
 556
 557   proto_tree_add_item(tree, hf_artnet_poll_reply_long_name,
 558                       tvb, offset, 64, FALSE);
 559   offset += 64;
 560
 561   proto_tree_add_item(tree, hf_artnet_poll_reply_node_report,
 562                       tvb, offset, 64, FALSE);
 563   offset += 64;
 564
 565
 566   hi = proto_tree_add_item(tree,
 567                            hf_artnet_poll_reply_port_info,
 568                            tvb,
 569                            offset,
 570                            ARTNET_POLL_REPLY_PORT_INFO_LENGTH,
 571                            FALSE);
 572
 573   si = proto_item_add_subtree(hi, ett_artnet);
 574
 575   num_ports = tvb_get_ntohs(tvb, offset);
 576   proto_tree_add_uint(si, hf_artnet_poll_reply_num_ports, tvb,
 577                       offset, 2, num_ports);
 578   offset += 2;
 579
 580   hi = proto_tree_add_item(si,
 581                            hf_artnet_poll_reply_port_types,
 582                            tvb,
 583                            offset,
 584                            ARTNET_POLL_REPLY_PORT_TYPES_LENGTH,
 585                            FALSE);
 586
 587   ti = proto_item_add_subtree(hi, ett_artnet);
 588
 589   port_types = tvb_get_guint8(tvb, offset);
 590   proto_tree_add_uint(ti, hf_artnet_poll_reply_port_types_1, tvb,
 591                       offset, 1, port_types);
 592   offset += 1;
 593
 594   port_types = tvb_get_guint8(tvb, offset);
 595   proto_tree_add_uint(ti, hf_artnet_poll_reply_port_types_2, tvb,
 596                       offset, 1, port_types);
 597   offset += 1;
 598
 599   port_types = tvb_get_guint8(tvb, offset);
 600   proto_tree_add_uint(ti, hf_artnet_poll_reply_port_types_3, tvb,
 601                       offset, 1, port_types);
 602   offset += 1;
 603
 604   port_types = tvb_get_guint8(tvb, offset);
 605   proto_tree_add_uint(ti, hf_artnet_poll_reply_port_types_4, tvb,
 606                       offset, 1, port_types);
 607   offset += 1;
 608
 609   hi = proto_tree_add_item(si,
 610                            hf_artnet_poll_reply_good_input,
 611                            tvb,
 612                            offset,
 613                            ARTNET_POLL_REPLY_GOOD_INPUT_LENGTH,
 614                            FALSE);
 615
 616   ti = proto_item_add_subtree(hi, ett_artnet);
 617
 618   good_input = tvb_get_guint8(tvb, offset);
 619   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_input_1, tvb,
 620                       offset, 1, good_input);
 621   offset += 1;
 622
 623   good_input = tvb_get_guint8(tvb, offset);
 624   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_input_2, tvb,
 625                       offset, 1, good_input);
 626   offset += 1;
 627
 628   good_input = tvb_get_guint8(tvb, offset);
 629   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_input_3, tvb,
 630                       offset, 1, good_input);
 631   offset += 1;
 632
 633   good_input = tvb_get_guint8(tvb, offset);
 634   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_input_4, tvb,
 635                       offset, 1, good_input);
 636   offset += 1;
 637
 638   hi = proto_tree_add_item(si,
 639                            hf_artnet_poll_reply_good_output,
 640                            tvb,
 641                            offset,
 642                            ARTNET_POLL_REPLY_GOOD_OUTPUT_LENGTH,
 643                            FALSE);
 644
 645   ti = proto_item_add_subtree(hi, ett_artnet);
 646
 647   good_output = tvb_get_guint8(tvb, offset);
 648   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_output_1, tvb,
 649                       offset, 1, good_output);
 650   offset += 1;
 651
 652   good_output = tvb_get_guint8(tvb, offset);
 653   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_output_2, tvb,
 654                       offset, 1, good_output);
 655   offset += 1;
 656
 657   good_output = tvb_get_guint8(tvb, offset);
 658   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_output_3, tvb,
 659                       offset, 1, good_output);
 660   offset += 1;
 661
 662   good_output = tvb_get_guint8(tvb, offset);
 663   proto_tree_add_uint(ti, hf_artnet_poll_reply_good_output_4, tvb,
 664                       offset, 1, good_output);
 665   offset += 1;
 666
 667   hi = proto_tree_add_item(si,
 668                            hf_artnet_poll_reply_swin,
 669                            tvb,
 670                            offset,
 671                            ARTNET_POLL_REPLY_SWIN_LENGTH,
 672                            FALSE);
 673
 674   ti = proto_item_add_subtree(hi, ett_artnet);
 675
 676   swin = tvb_get_guint8(tvb, offset);
 677   proto_tree_add_uint(ti, hf_artnet_poll_reply_swin_1, tvb,
 678                       offset, 1, swin);
 679   offset += 1;
 680
 681   swin = tvb_get_guint8(tvb, offset);
 682   proto_tree_add_uint(ti, hf_artnet_poll_reply_swin_2, tvb,
 683                       offset, 1, swin);
 684   offset += 1;
 685
 686   swin = tvb_get_guint8(tvb, offset);
 687   proto_tree_add_uint(ti, hf_artnet_poll_reply_swin_3, tvb,
 688                       offset, 1, swin);
 689   offset += 1;
 690
 691   swin = tvb_get_guint8(tvb, offset);
 692   proto_tree_add_uint(ti, hf_artnet_poll_reply_swin_4, tvb,
 693                       offset, 1, swin);
 694   offset += 1;
 695
 696   hi = proto_tree_add_item(si,
 697                            hf_artnet_poll_reply_swout,
 698                            tvb,
 699                            offset,
 700                            ARTNET_POLL_REPLY_SWOUT_LENGTH,
 701                            FALSE);
 702
 703   ti = proto_item_add_subtree(hi, ett_artnet);
 704
 705   swout = tvb_get_guint8(tvb, offset);
 706   proto_tree_add_uint(ti, hf_artnet_poll_reply_swout_1, tvb,
 707                       offset, 1, swout);
 708   offset += 1;
 709
 710   swout = tvb_get_guint8(tvb, offset);
 711   proto_tree_add_uint(ti, hf_artnet_poll_reply_swout_2, tvb,
 712                       offset, 1, swout);
 713   offset += 1;
 714
 715   swout = tvb_get_guint8(tvb, offset);
 716   proto_tree_add_uint(ti, hf_artnet_poll_reply_swout_3, tvb,
 717                       offset, 1, swout);
 718   offset += 1;
 719
 720   swout = tvb_get_guint8(tvb, offset);
 721   proto_tree_add_uint(ti, hf_artnet_poll_reply_swout_4, tvb,
 722                       offset, 1, swout);
 723   offset += 1;
 724
 725   swvideo = tvb_get_guint8(tvb, offset);
 726   proto_tree_add_uint(tree, hf_artnet_poll_reply_swvideo, tvb,
 727                       offset, 1, swvideo);
 728   offset += 1;
 729
 730   swmacro = tvb_get_guint8(tvb, offset);
 731   proto_tree_add_uint(tree, hf_artnet_poll_reply_swmacro, tvb,
 732                       offset, 1, swmacro);
 733   offset += 1;
 734
 735   swremote = tvb_get_guint8(tvb, offset);
 736   proto_tree_add_uint(tree, hf_artnet_poll_reply_swremote, tvb,
 737                       offset, 1, swremote);
 738   offset += 1;
 739
 740   proto_tree_add_item(tree, hf_artnet_spare, tvb,
 741                       offset, 4, FALSE);
 742   offset += 4;
 743
 744   proto_tree_add_item(tree, hf_artnet_poll_reply_mac,
 745                         tvb, offset, 6, FALSE);
 746
 747   offset += 6;
 748
 749   return offset;
 750 }
 751
 752 static guint
 753 dissect_artnet_output(tvbuff_t *tvb, guint offset, proto_tree *tree)
 754 {
 755   proto_tree *hi,*si;
 756   proto_item *item;
 757   guint16 length,r,c,row_count;
 758   guint8 v;
 759   static char string[255];
 760   char* ptr;
 761   const char* chan_format[] = {
 762     "%2u ",
 763     "%02x ",
 764     "%3u "
 765   };
 766   const char* string_format[] = {
 767     "%03x: %s",
 768     "%3u: %s"
 769   };
 770
 771   proto_tree_add_item(tree, hf_artnet_output_sequence, tvb,
 772                       offset, 1, FALSE);
 773   offset += 1;
 774
 775   proto_tree_add_item(tree, hf_artnet_output_physical, tvb,
 776                       offset, 1, FALSE);
 777   offset += 1;
 778
 779   proto_tree_add_item(tree, hf_artnet_output_universe, tvb,
 780                       offset, 2, TRUE);
 781   offset += 2;
 782
 783   length = tvb_get_ntohs(tvb, offset);
 784   proto_tree_add_uint(tree, hf_artnet_output_length, tvb,
 785                       offset, 2, length);
 786   offset += 2;
 787
 788   hi = proto_tree_add_item(tree,
 789                            hf_artnet_output_data,
 790                            tvb,
 791                            offset,
 792                            length,
 793                            FALSE);
 794
 795   si = proto_item_add_subtree(hi, ett_artnet);
 796
 797   row_count = (length/global_disp_col_count) + ((length%global_disp_col_count) == 0 ? 0 : 1);
 798   ptr = string;
 799   /* XX: In theory the g_snprintf statements below could store '\0' bytes off the end of the     */
 800   /*     'string' buffer'. This is so since g_snprint returns the number of characters which     */
 801   /*     "would have been written" (whether or not there was room) and since ptr is always       */
 802   /*     incremented by this amount. In practice the string buffer is large enough such that the */
 803   /*     string buffer size is not exceeded even with the maximum number of columns which might  */
 804   /*     be displayed.                                                                           */
 805   /*     ToDo: consider recoding slightly ...                                                    */
 806   for (r=0; r < row_count;r++) {
 807     for (c=0;(c < global_disp_col_count) && (((r*global_disp_col_count)+c) < length);c++) {
 808       if ((c % (global_disp_col_count/2)) == 0) {
 809         ptr += g_snprintf(ptr, (gulong)(sizeof string - strlen(string)), " ");
 810       }
 811
 812       v = tvb_get_guint8(tvb, (offset+(r*global_disp_col_count)+c));
 813       if (global_disp_chan_val_type == 0) {
 814         v = (v * 100) / 255;
 815         if (v == 100) {
 816           ptr += g_snprintf(ptr, (gulong)(sizeof string - strlen(string)), "FL ");
 817         } else {
 818           ptr += g_snprintf(ptr, (gulong)(sizeof string - strlen(string)), chan_format[global_disp_chan_val_type], v);
 819         }
 820       } else {
 821         ptr += g_snprintf(ptr, (gulong)(sizeof string - strlen(string)), chan_format[global_disp_chan_val_type], v);
 822       }
 823     }
 824
 825     proto_tree_add_none_format(si,hf_artnet_output_dmx_data, tvb,
 826                                offset+(r*global_disp_col_count), c,
 827                                string_format[global_disp_chan_nr_type], (r*global_disp_col_count)+1, string);
 828     ptr = string;
 829   }
 830
 831   /* Add the real type hidden */
 832   item = proto_tree_add_item(si, hf_artnet_output_data_filter, tvb,
 833                       offset, length, FALSE );
 834   PROTO_ITEM_SET_HIDDEN(item);
 835   offset += length;
 836
 837   return offset;
 838 }
 839
 840 static guint
 841 dissect_artnet_address(tvbuff_t *tvb, guint offset, proto_tree *tree) {
 842   proto_tree *hi,*si,*ti;
 843   guint8 swin,swout,swvideo,command;
 844
 845   proto_tree_add_item(tree, hf_artnet_filler, tvb,
 846                       offset, 2, FALSE);
 847   offset += 2;
 848
 849   proto_tree_add_item(tree, hf_artnet_address_short_name,
 850                       tvb, offset, 18, FALSE);
 851   offset += 18;
 852
 853   proto_tree_add_item(tree, hf_artnet_address_long_name,
 854                       tvb, offset, 64, FALSE);
 855   offset += 64;
 856
 857   hi = proto_tree_add_item(tree,
 858                            hf_artnet_address_swin,
 859                            tvb,
 860                            offset,
 861                            ARTNET_ADDRESS_SWIN_LENGTH,
 862                            FALSE);
 863
 864   ti = proto_item_add_subtree(hi, ett_artnet);
 865
 866   swin = tvb_get_guint8(tvb, offset);
 867   proto_tree_add_uint(ti, hf_artnet_address_swin_1, tvb,
 868                       offset, 1, swin);
 869   offset += 1;
 870
 871   swin = tvb_get_guint8(tvb, offset);
 872   proto_tree_add_uint(ti, hf_artnet_address_swin_2, tvb,
 873                       offset, 1, swin);
 874   offset += 1;
 875
 876   swin = tvb_get_guint8(tvb, offset);
 877   proto_tree_add_uint(ti, hf_artnet_address_swin_3, tvb,
 878                       offset, 1, swin);
 879   offset += 1;
 880
 881   swin = tvb_get_guint8(tvb, offset);
 882   proto_tree_add_uint(ti, hf_artnet_address_swin_4, tvb,
 883                       offset, 1, swin);
 884   offset += 1;
 885
 886   hi = proto_tree_add_item(tree,
 887                            hf_artnet_address_swout,
 888                            tvb,
 889                            offset,
 890                            ARTNET_ADDRESS_SWOUT_LENGTH,
 891                            FALSE);
 892
 893   si = proto_item_add_subtree(hi, ett_artnet);
 894
 895   swout = tvb_get_guint8(tvb, offset);
 896   proto_tree_add_uint(si, hf_artnet_address_swout_1, tvb,
 897                       offset, 1, swout);
 898   offset += 1;
 899
 900   swout = tvb_get_guint8(tvb, offset);
 901   proto_tree_add_uint(si, hf_artnet_address_swout_2, tvb,
 902                       offset, 1, swout);
 903   offset += 1;
 904
 905   swout = tvb_get_guint8(tvb, offset);
 906   proto_tree_add_uint(si, hf_artnet_address_swout_3, tvb,
 907                       offset, 1, swout);
 908   offset += 1;
 909
 910   swout = tvb_get_guint8(tvb, offset);
 911   proto_tree_add_uint(si, hf_artnet_address_swout_4, tvb,
 912                       offset, 1, swout);
 913   offset += 1;
 914
 915   swvideo = tvb_get_guint8(tvb, offset);
 916   proto_tree_add_uint(tree, hf_artnet_address_swvideo, tvb,
 917                       offset, 1, swvideo);
 918   offset += 1;
 919
 920   command = tvb_get_guint8(tvb, offset);
 921   proto_tree_add_uint(tree, hf_artnet_address_command, tvb,
 922                       offset, 1, command);
 923
 924   offset += 1;
 925
 926   return offset;
 927 }
 928
 929 static guint
 930 dissect_artnet_input(tvbuff_t *tvb, guint offset, proto_tree *tree) {
 931   proto_tree *hi,*si;
 932   guint16 num_ports;
 933   guint8 input;
 934
 935   proto_tree_add_item(tree, hf_artnet_filler, tvb,
 936                       offset, 2, FALSE);
 937   offset += 2;
 938
 939   num_ports = tvb_get_letohs(tvb, offset);
 940   proto_tree_add_uint(tree, hf_artnet_input_num_ports, tvb,
 941                       offset, 2, num_ports);
 942   offset += 2;
 943
 944   hi = proto_tree_add_item(tree,
 945                            hf_artnet_input_input,
 946                            tvb,
 947                            offset,
 948                            ARTNET_INPUT_INPUT_LENGTH,
 949                            FALSE);
 950
 951   si = proto_item_add_subtree(hi, ett_artnet);
 952
 953   input = tvb_get_guint8(tvb, offset);
 954   proto_tree_add_uint(si, hf_artnet_input_input_1, tvb,
 955                       offset, 1, input);
 956   offset += 1;
 957
 958   input = tvb_get_guint8(tvb, offset);
 959   proto_tree_add_uint(si, hf_artnet_input_input_2, tvb,
 960                       offset, 1, input);
 961   offset += 1;
 962
 963   input = tvb_get_guint8(tvb, offset);
 964   proto_tree_add_uint(si, hf_artnet_input_input_3, tvb,
 965                       offset, 1, input);
 966   offset += 1;
 967
 968   input = tvb_get_guint8(tvb, offset);
 969   proto_tree_add_uint(si, hf_artnet_input_input_4, tvb,
 970                       offset, 1, input);
 971   offset += 1;
 972
 973   return offset;
 974 }
 975
 976 static guint
 977 dissect_artnet_video_setup(tvbuff_t *tvb, guint offset, proto_tree *tree ) {
 978   guint32 size;
 979   guint8 control,font_height, last_font,first_font;
 980
 981   proto_tree_add_item(tree, hf_artnet_filler, tvb,
 982                       offset, 4, FALSE);
 983   offset += 4;
 984
 985   control = tvb_get_guint8(tvb, offset);
 986   proto_tree_add_uint(tree, hf_artnet_video_setup_control, tvb,
 987                       offset, 1, control);
 988   offset += 1;
 989
 990   font_height = tvb_get_guint8(tvb, offset);
 991   proto_tree_add_uint(tree, hf_artnet_video_setup_font_height, tvb,
 992                       offset, 1, font_height);
 993   offset += 1;
 994
 995   first_font = tvb_get_guint8(tvb, offset);
 996   proto_tree_add_uint(tree, hf_artnet_video_setup_first_font, tvb,
 997                       offset, 1, first_font);
 998   offset += 1;
 999
1000   last_font = tvb_get_guint8(tvb, offset);
1001   proto_tree_add_uint(tree, hf_artnet_video_setup_last_font, tvb,
1002                       offset, 1, last_font);
1003   offset += 1;
1004
1005   proto_tree_add_item(tree, hf_artnet_video_setup_win_font_name,
1006                       tvb, offset, 64, FALSE);
1007   offset += 64;
1008
1009   size = last_font * font_height;
1010
1011   proto_tree_add_item(tree, hf_artnet_video_setup_font_data, tvb,
1012                       offset, size, FALSE );
1013
1014   offset += size;
1015
1016   return offset;
1017 }
1018
1019 static guint
1020 dissect_artnet_video_palette(tvbuff_t *tvb, guint offset, proto_tree *tree)
1021 {
1022   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1023                       offset, 2, FALSE);
1024   offset += 2;
1025
1026   proto_tree_add_item(tree, hf_artnet_video_palette_colour_red, tvb,
1027                       offset, 17, FALSE );
1028   offset += 17;
1029
1030   proto_tree_add_item(tree, hf_artnet_video_palette_colour_green, tvb,
1031                       offset, 17, FALSE );
1032   offset += 17;
1033
1034   proto_tree_add_item(tree, hf_artnet_video_palette_colour_blue, tvb,
1035                       offset, 17, FALSE );
1036   offset += 17;
1037
1038   return offset;
1039 }
1040
1041 static guint
1042 dissect_artnet_video_data(tvbuff_t *tvb, guint offset, proto_tree *tree) {
1043   guint8 len_x, len_y;
1044   guint32 size;
1045
1046   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1047                       offset, 2, FALSE);
1048   offset += 2;
1049
1050   proto_tree_add_item(tree, hf_artnet_video_data_pos_x, tvb,
1051                       offset, 1, FALSE);
1052   offset += 1;
1053
1054   proto_tree_add_item(tree, hf_artnet_video_data_pos_y, tvb,
1055                       offset, 1, FALSE);
1056   offset += 1;
1057
1058   len_x = tvb_get_guint8(tvb, offset);
1059   proto_tree_add_uint(tree, hf_artnet_video_data_len_x, tvb,
1060                       offset, 1, len_x);
1061   offset += 1;
1062
1063   len_y = tvb_get_guint8(tvb, offset);
1064   proto_tree_add_uint(tree, hf_artnet_video_data_len_y, tvb,
1065                       offset, 1, len_y);
1066   offset += 1;
1067
1068   size = len_x * len_y * 2;
1069
1070   proto_tree_add_item(tree, hf_artnet_video_data_data, tvb,
1071                       offset, size, FALSE );
1072
1073   offset += size;
1074
1075   return offset;
1076 }
1077
1078 static guint
1079 dissect_artnet_firmware_master(tvbuff_t *tvb, guint offset, proto_tree *tree ) {
1080   guint8 type,block_id;
1081   guint32 length;
1082
1083   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1084                       offset, 2, FALSE);
1085   offset += 2;
1086
1087   type = tvb_get_guint8(tvb, offset);
1088   proto_tree_add_uint(tree, hf_artnet_firmware_master_type, tvb,
1089                       offset, 1, type);
1090   offset += 1;
1091
1092   block_id = tvb_get_guint8(tvb, offset);
1093   proto_tree_add_uint(tree, hf_artnet_firmware_master_block_id, tvb,
1094                       offset, 1, block_id);
1095   offset += 1;
1096
1097   length = tvb_get_ntohl(tvb, offset);
1098   proto_tree_add_uint(tree, hf_artnet_firmware_master_length, tvb,
1099                       offset, 4, length);
1100   offset += 4;
1101
1102   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1103                       offset, 20, FALSE );
1104
1105   offset += 20;
1106
1107   proto_tree_add_item(tree, hf_artnet_firmware_master_data, tvb,
1108                       offset, 1024, FALSE );
1109
1110   offset += 1024;
1111
1112   return offset;
1113 }
1114
1115 static guint
1116 dissect_artnet_firmware_reply(tvbuff_t *tvb, guint offset, proto_tree *tree) {
1117   guint8 type;
1118
1119   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1120                       offset, 2, FALSE);
1121   offset += 2;
1122
1123   type = tvb_get_guint8(tvb, offset);
1124   proto_tree_add_uint(tree, hf_artnet_firmware_reply_type, tvb,
1125                       offset, 1, type);
1126   offset += 1;
1127
1128   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1129                       offset, 21, FALSE );
1130
1131   offset += 21;
1132
1133   return offset;
1134 }
1135
1136 static guint
1137 dissect_artnet_tod_request(tvbuff_t *tvb, guint offset, proto_tree *tree)
1138 {
1139   guint8 ad_count;
1140
1141   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1142                       offset, 2, FALSE);
1143   offset += 2;
1144
1145   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1146                       offset, 8, FALSE);
1147   offset += 8;
1148
1149   proto_tree_add_item(tree, hf_artnet_tod_request_command, tvb,
1150                       offset, 1, FALSE);
1151   offset += 1;
1152
1153   ad_count = tvb_get_guint8(tvb, offset);
1154   proto_tree_add_uint(tree, hf_artnet_tod_request_ad_count, tvb,
1155                       offset, 1, ad_count);
1156   offset += 1;
1157
1158   proto_tree_add_item(tree, hf_artnet_tod_request_address, tvb,
1159                       offset, ad_count, FALSE);
1160   offset += ad_count;
1161
1162   return offset;
1163 }
1164
1165 static guint
1166 dissect_artnet_tod_data(tvbuff_t *tvb, guint offset, proto_tree *tree)
1167 {
1168   guint8 i,uid_count;
1169
1170   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1171                       offset, 1, FALSE);
1172   offset += 1;
1173
1174   proto_tree_add_item(tree, hf_artnet_tod_data_port, tvb,
1175                       offset, 1, FALSE);
1176   offset += 1;
1177
1178   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1179                       offset, 8, FALSE);
1180   offset += 8;
1181
1182   proto_tree_add_item(tree, hf_artnet_tod_data_command_response, tvb,
1183                       offset, 1, FALSE);
1184   offset += 1;
1185
1186   proto_tree_add_item(tree, hf_artnet_tod_data_address, tvb,
1187                       offset, 1, FALSE);
1188   offset += 1;
1189
1190   proto_tree_add_item(tree, hf_artnet_tod_data_uid_total, tvb,
1191                       offset, 2, FALSE);
1192   offset += 2;
1193
1194   proto_tree_add_item(tree, hf_artnet_tod_data_block_count, tvb,
1195                       offset, 1, FALSE);
1196   offset += 1;
1197
1198   uid_count = tvb_get_guint8(tvb, offset);
1199   proto_tree_add_uint(tree, hf_artnet_tod_data_uid_count, tvb,
1200                       offset, 1, uid_count);
1201   offset += 1;
1202
1203   for( i = 0; i < uid_count; i++)
1204   {
1205     proto_tree_add_item(tree, hf_artnet_tod_data_tod, tvb,
1206                         offset, 6, FALSE);
1207     offset += 6;
1208   }
1209
1210   return offset;
1211 }
1212
1213 static guint
1214 dissect_artnet_tod_control(tvbuff_t *tvb, guint offset, proto_tree *tree)
1215 {
1216   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1217                       offset, 2, FALSE);
1218   offset += 2;
1219
1220   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1221                       offset, 8, FALSE);
1222   offset += 8;
1223
1224   proto_tree_add_item(tree, hf_artnet_tod_control_command, tvb,
1225                       offset, 1, FALSE);
1226   offset += 1;
1227
1228   proto_tree_add_item(tree, hf_artnet_tod_control_address, tvb,
1229                       offset, 1, FALSE);
1230   offset += 1;
1231
1232   return offset;
1233 }
1234
1235 static guint
1236 dissect_artnet_rdm(tvbuff_t *tvb, guint offset, proto_tree *tree,  packet_info *pinfo)
1237 {
1238   guint size;
1239   gboolean save_info;
1240   tvbuff_t *next_tvb = NULL;
1241
1242   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1243                       offset, 2, FALSE);
1244   offset += 2;
1245
1246   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1247                       offset, 8, FALSE);
1248   offset += 8;
1249
1250   proto_tree_add_item(tree, hf_artnet_rdm_command, tvb,
1251                       offset, 1, FALSE);
1252   offset += 1;
1253
1254   proto_tree_add_item(tree, hf_artnet_rdm_address, tvb,
1255                       offset, 1, FALSE);
1256   offset += 1;
1257
1258   size = tvb_reported_length_remaining(tvb, offset);
1259
1260   save_info=col_get_writable(pinfo->cinfo);
1261   col_set_writable(pinfo->cinfo, FALSE);
1262
1263   if (!next_tvb)
1264     next_tvb = tvb_new_subset_remaining(tvb, offset);
1265
1266   call_dissector(rdm_handle, next_tvb, pinfo, tree);
1267
1268   col_set_writable(pinfo->cinfo, save_info);
1269
1270   size = tvb_reported_length_remaining(tvb, offset) - size;
1271
1272   return offset + size;
1273 }
1274
1275 static guint
1276 dissect_artnet_ip_prog(tvbuff_t *tvb, guint offset, proto_tree *tree) {
1277   guint8 command;
1278   proto_tree *flags_tree,*flags_item;
1279
1280   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1281                       offset, 2, FALSE);
1282   offset += 2;
1283
1284   command = tvb_get_guint8(tvb, offset);
1285   flags_item = proto_tree_add_uint(tree, hf_artnet_ip_prog_command, tvb,
1286                                    offset, 1, command);
1287
1288   flags_tree=proto_item_add_subtree(flags_item, ett_artnet);
1289   proto_tree_add_item(flags_tree, hf_artnet_ip_prog_command_prog_port, tvb, offset, 1, FALSE);
1290   proto_tree_add_item(flags_tree, hf_artnet_ip_prog_command_prog_sm, tvb, offset, 1, FALSE);
1291   proto_tree_add_item(flags_tree, hf_artnet_ip_prog_command_prog_ip, tvb, offset, 1, FALSE);
1292   proto_tree_add_item(flags_tree, hf_artnet_ip_prog_command_reset, tvb, offset, 1, FALSE);
1293   proto_tree_add_item(flags_tree, hf_artnet_ip_prog_command_unused, tvb, offset, 1, FALSE);
1294   proto_tree_add_item(flags_tree, hf_artnet_ip_prog_command_prog_enable, tvb, offset, 1, FALSE);
1295
1296   offset += 1;
1297
1298   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1299                       offset, 1, FALSE);
1300   offset += 1;
1301
1302   proto_tree_add_item(tree, hf_artnet_ip_prog_ip, tvb,
1303                       offset, 4, FALSE);
1304   offset += 4;
1305
1306   proto_tree_add_item(tree, hf_artnet_ip_prog_sm, tvb,
1307                       offset, 4, FALSE);
1308   offset += 4;
1309
1310   proto_tree_add_item(tree, hf_artnet_ip_prog_port, tvb,
1311                       offset, 2, FALSE);
1312   offset += 2;
1313
1314   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1315                       offset, 8, FALSE);
1316   offset += 8;
1317
1318   return offset;
1319 }
1320
1321 static guint
1322 dissect_artnet_ip_prog_reply(tvbuff_t *tvb, guint offset, proto_tree *tree)
1323 {
1324   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1325                       offset, 4, FALSE);
1326   offset += 4;
1327
1328   proto_tree_add_item(tree, hf_artnet_ip_prog_reply_ip, tvb,
1329                       offset, 4, FALSE);
1330   offset += 4;
1331
1332   proto_tree_add_item(tree, hf_artnet_ip_prog_reply_sm, tvb,
1333                       offset, 4, FALSE);
1334   offset += 4;
1335
1336   proto_tree_add_item(tree, hf_artnet_ip_prog_reply_port, tvb,
1337                       offset, 2, FALSE);
1338   offset += 2;
1339
1340   proto_tree_add_item(tree, hf_artnet_spare, tvb,
1341                       offset, 8, FALSE);
1342   offset += 8;
1343
1344   return offset;
1345 }
1346
1347 static guint
1348 dissect_artnet_poll_server_reply(tvbuff_t *tvb, guint offset, proto_tree *tree)
1349 {
1350   /* no spec released for this packet at the moment */
1351   proto_tree_add_item(tree, hf_artnet_filler, tvb,
1352                       offset, 182, FALSE);
1353   offset += 182;
1354
1355   return offset;
1356 }
1357
1358
1359 static void
1360 dissect_artnet(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
1361   gint offset = 0;
1362   guint size;
1363   guint16 opcode;
1364   proto_tree *ti,*hi,*si,*artnet_tree=NULL,*artnet_header_tree=NULL;
1365
1366   /* Set the protocol column */
1367   col_set_str(pinfo->cinfo, COL_PROTOCOL, "ARTNET");
1368
1369   /* Clear out stuff in the info column */
1370   col_clear(pinfo->cinfo, COL_INFO);
1371
1372   if (tree) {
1373     ti = proto_tree_add_item(tree, proto_artnet, tvb, offset, -1, FALSE);
1374     artnet_tree = proto_item_add_subtree(ti, ett_artnet);
1375
1376     hi = proto_tree_add_item(artnet_tree,
1377                              hf_artnet_header,
1378                              tvb,
1379                              offset,
1380                              ARTNET_HEADER_LENGTH ,
1381                              FALSE);
1382
1383     artnet_header_tree = proto_item_add_subtree(hi, ett_artnet);
1384   }
1385
1386   if (check_col(pinfo->cinfo, COL_INFO)) {
1387     col_append_fstr(pinfo->cinfo, COL_INFO, "%s",
1388                     tvb_get_ptr(tvb, offset, 8));
1389   }
1390   if( tree ){
1391     proto_tree_add_item(artnet_header_tree, hf_artnet_header_id,
1392                         tvb, offset, 8, FALSE);
1393   }
1394   offset += 8;
1395
1396   opcode = tvb_get_letohs(tvb, offset);
1397   /* set the info column */
1398   if (check_col(pinfo->cinfo, COL_INFO)) {
1399     col_add_fstr(pinfo->cinfo, COL_INFO, "%s",
1400       val_to_str(opcode, artnet_opcode_vals, "Unknown (0x%04x)"));
1401   }
1402
1403   if( tree ){
1404     proto_tree_add_uint(artnet_header_tree, hf_artnet_header_opcode, tvb,
1405                         offset, 2, opcode);
1406   }
1407   offset += 2;
1408
1409   if( opcode != ARTNET_OP_POLL_REPLY && opcode != ARTNET_OP_POLL_SERVER_REPLY ) {
1410     if( tree ){
1411       proto_tree_add_item(artnet_header_tree, hf_artnet_header_protver, tvb,
1412                           offset, 2, FALSE);
1413
1414       proto_item_set_len(artnet_header_tree, ARTNET_HEADER_LENGTH+2 );
1415     }
1416     offset += 2;
1417   }
1418
1419   switch( opcode ) {
1420     case ARTNET_OP_POLL:
1421       if (tree) {
1422         hi = proto_tree_add_item(artnet_tree,
1423                                  hf_artnet_poll,
1424                                  tvb,
1425                                  offset,
1426                                  ARTNET_POLL_LENGTH,
1427                                  FALSE);
1428
1429         si = proto_item_add_subtree(hi, ett_artnet);
1430
1431         size = dissect_artnet_poll( tvb, offset, si );
1432         size -= offset;
1433
1434         proto_item_set_len(si, size);
1435       }
1436       break;
1437
1438     case ARTNET_OP_POLL_REPLY:
1439       if (tree) {
1440         hi = proto_tree_add_item(artnet_tree,
1441                                  hf_artnet_poll_reply,
1442                                  tvb,
1443                                  offset,
1444                                  ARTNET_POLL_REPLY_LENGTH,
1445                                  FALSE);
1446
1447         si = proto_item_add_subtree(hi, ett_artnet);
1448
1449         size = dissect_artnet_poll_reply( tvb, offset, si);
1450         size -= offset;
1451
1452         proto_item_set_len(si, size);
1453       }
1454       break;
1455
1456     case ARTNET_OP_OUTPUT:
1457       if (tree) {
1458         hi = proto_tree_add_item(artnet_tree,
1459                                  hf_artnet_output,
1460                                  tvb,
1461                                  offset,
1462                                  ARTNET_OUTPUT_LENGTH,
1463                                  FALSE);
1464
1465         si = proto_item_add_subtree(hi, ett_artnet);
1466
1467         size = dissect_artnet_output( tvb, offset, si );
1468         size -= offset;
1469
1470         proto_item_set_len(si, size);
1471       }
1472       break;
1473
1474     case ARTNET_OP_ADDRESS:
1475       if (tree) {
1476         hi = proto_tree_add_item(artnet_tree,
1477                                  hf_artnet_address,
1478                                  tvb,
1479                                  offset,
1480                                  ARTNET_POLL_REPLY_LENGTH,
1481                                  FALSE);
1482
1483         si = proto_item_add_subtree(hi, ett_artnet);
1484
1485         size = dissect_artnet_address( tvb, offset, si );
1486         size -= offset;
1487
1488         proto_item_set_len(si, size);
1489       }
1490       break;
1491
1492     case ARTNET_OP_INPUT:
1493       if (tree) {
1494         hi = proto_tree_add_item(artnet_tree,
1495                                  hf_artnet_input,
1496                                  tvb,
1497                                  offset,
1498                                  ARTNET_INPUT_LENGTH,
1499                                  FALSE);
1500
1501         si = proto_item_add_subtree(hi, ett_artnet);
1502
1503         size = dissect_artnet_input( tvb, offset, si );
1504         size -= offset;
1505
1506         proto_item_set_len(si, size);
1507       }
1508       break;
1509
1510     case ARTNET_OP_VIDEO_SETUP:
1511       if (tree) {
1512         hi = proto_tree_add_item(artnet_tree,
1513                                  hf_artnet_input,
1514                                  tvb,
1515                                  offset,
1516                                  ARTNET_VIDEO_SETUP_LENGTH,
1517                                  FALSE);
1518
1519         si = proto_item_add_subtree(hi, ett_artnet);
1520
1521         size = dissect_artnet_video_setup( tvb, offset, si );
1522         size -= offset;
1523
1524         proto_item_set_len(si, size);
1525       }
1526       break;
1527
1528     case ARTNET_OP_VIDEO_PALETTE:
1529       if (tree) {
1530         hi = proto_tree_add_item(artnet_tree,
1531                                  hf_artnet_input,
1532                                  tvb,
1533                                  offset,
1534                                  ARTNET_VIDEO_PALETTE_LENGTH,
1535                                  FALSE);
1536
1537         si = proto_item_add_subtree(hi, ett_artnet);
1538
1539         size = dissect_artnet_video_palette( tvb, offset, si );
1540         size -= offset;
1541
1542         proto_item_set_len(si, size);
1543       }
1544       break;
1545
1546     case ARTNET_OP_VIDEO_DATA:
1547       if (tree) {
1548         hi = proto_tree_add_item(artnet_tree,
1549                                  hf_artnet_input,
1550                                  tvb,
1551                                  offset,
1552                                  ARTNET_VIDEO_DATA_LENGTH,
1553                                  FALSE);
1554
1555         si = proto_item_add_subtree(hi, ett_artnet);
1556
1557         size = dissect_artnet_video_data( tvb, offset, si );
1558         size -= offset;
1559
1560         proto_item_set_len(si, size);
1561       }
1562       break;
1563
1564     case ARTNET_OP_FIRMWARE_MASTER:
1565       if (tree) {
1566         hi = proto_tree_add_item(artnet_tree,
1567                                  hf_artnet_firmware_master,
1568                                  tvb,
1569                                  offset,
1570                                  ARTNET_FIRMWARE_MASTER_LENGTH,
1571                                  FALSE);
1572
1573         si = proto_item_add_subtree(hi, ett_artnet);
1574
1575         size = dissect_artnet_firmware_master( tvb, offset, si );
1576         size -= offset;
1577
1578         proto_item_set_len(si, size);
1579       }
1580       break;
1581
1582     case ARTNET_OP_FIRMWARE_REPLY:
1583       if (tree) {
1584         hi = proto_tree_add_item(artnet_tree,
1585                                  hf_artnet_firmware_reply,
1586                                  tvb,
1587                                  offset,
1588                                  ARTNET_FIRMWARE_REPLY_LENGTH,
1589                                  FALSE);
1590
1591         si = proto_item_add_subtree(hi, ett_artnet);
1592
1593         size = dissect_artnet_firmware_reply( tvb, offset, si );
1594         size -= offset;
1595
1596         proto_item_set_len(si, size);
1597       }
1598       break;
1599
1600     case ARTNET_OP_TOD_REQUEST:
1601       if (tree) {
1602         hi = proto_tree_add_item(artnet_tree,
1603                                  hf_artnet_tod_request,
1604                                  tvb,
1605                                  offset,
1606                                  0,
1607                                  FALSE);
1608
1609         si = proto_item_add_subtree(hi, ett_artnet);
1610
1611         size = dissect_artnet_tod_request( tvb, offset, si );
1612         size -= offset;
1613
1614         proto_item_set_len(si, size);
1615       }
1616       break;
1617
1618     case ARTNET_OP_TOD_DATA:
1619       if (tree) {
1620         hi = proto_tree_add_item(artnet_tree,
1621                                  hf_artnet_tod_data,
1622                                  tvb,
1623                                  offset,
1624                                  0,
1625                                  FALSE);
1626
1627         si = proto_item_add_subtree(hi, ett_artnet );
1628
1629         size = dissect_artnet_tod_data( tvb, offset, si );
1630         size -= offset;
1631
1632         proto_item_set_len(si, size );
1633       }
1634       break;
1635
1636     case ARTNET_OP_TOD_CONTROL:
1637       if (tree){
1638         hi = proto_tree_add_item(artnet_tree,
1639                                  hf_artnet_tod_control,
1640                                  tvb,
1641                                  offset,
1642                                  0,
1643                                  FALSE );
1644         si = proto_item_add_subtree(hi, ett_artnet );
1645
1646         size = dissect_artnet_tod_control( tvb, offset, si );
1647         size -= offset;
1648
1649         proto_item_set_len(si, size );
1650       }
1651       break;
1652
1653     case ARTNET_OP_RDM:
1654       if (tree) {
1655         hi = proto_tree_add_item(artnet_tree,
1656                                  hf_artnet_rdm,
1657                                  tvb,
1658                                  offset,
1659                                  0,
1660                                  FALSE);
1661         si = proto_item_add_subtree(hi,ett_artnet);
1662
1663         size = dissect_artnet_rdm( tvb, offset, si, pinfo );
1664         size -= offset;
1665
1666         proto_item_set_len( si, size );
1667       }
1668       break;
1669
1670     case ARTNET_OP_IP_PROG:
1671       if (tree) {
1672         hi = proto_tree_add_item(artnet_tree,
1673                                  hf_artnet_ip_prog,
1674                                  tvb,
1675                                  offset,
1676                                  0,
1677                                  FALSE);
1678         si = proto_item_add_subtree(hi, ett_artnet );
1679
1680         size = dissect_artnet_ip_prog( tvb, offset, si);
1681         size -= offset;
1682
1683         proto_item_set_len(si, size );
1684       }
1685       break;
1686
1687     case ARTNET_OP_IP_PROG_REPLY:
1688       if (tree) {
1689         hi = proto_tree_add_item(artnet_tree,
1690                                  hf_artnet_ip_prog_reply,
1691                                  tvb,
1692                                  offset,
1693                                  0,
1694                                  FALSE);
1695         si = proto_item_add_subtree(hi, ett_artnet );
1696
1697         size = dissect_artnet_ip_prog_reply( tvb, offset, si );
1698         size -= offset;
1699
1700         proto_item_set_len(si, size );
1701       }
1702       break;
1703
1704     case ARTNET_OP_POLL_SERVER_REPLY:
1705       if (tree) {
1706         hi = proto_tree_add_item(artnet_tree,
1707                                  hf_artnet_poll_server_reply,
1708                                  tvb,
1709                                  offset,
1710                                  0,
1711                                  FALSE );
1712         si = proto_item_add_subtree(hi, ett_artnet );
1713
1714         size = dissect_artnet_poll_server_reply( tvb, offset, si );
1715         size -= offset;
1716
1717         proto_item_set_len(si, size );
1718       }
1719       break;
1720
1721     default:
1722       if (tree) {
1723         proto_tree_add_text(artnet_tree, tvb, offset, -1,
1724           "Data (%d bytes)", tvb_reported_length_remaining(tvb, offset));
1725       }
1726       break;
1727   }
1728
1729
1730
1731 }
1732
1733 void
1734 proto_register_artnet(void) {
1735   static hf_register_info hf[] = {
1736
1737     /* General */
1738
1739     { &hf_artnet_filler,
1740       { "filler",
1741         "artnet.filler",
1742         FT_BYTES, BASE_NONE, NULL, 0x0,
1743         NULL, HFILL }},
1744
1745     { &hf_artnet_spare,
1746       { "spare",
1747         "artnet.spare",
1748         FT_BYTES, BASE_NONE, NULL, 0x0,
1749         NULL, HFILL }},
1750
1751     /* header */
1752
1753     { &hf_artnet_header,
1754       { "Descriptor Header",
1755         "artnet.header",
1756         FT_NONE, BASE_NONE, NULL, 0,
1757         "Art-Net Descriptor Header", HFILL }},
1758
1759     { &hf_artnet_header_id,
1760       { "ID",
1761         "artnet.header.id",
1762         FT_STRING, BASE_NONE, NULL, 0x0,
1763         "ArtNET ID", HFILL }},
1764
1765     { &hf_artnet_header_opcode,
1766       { "Opcode",
1767         "artnet.header.opcode",
1768         FT_UINT16, BASE_HEX, VALS(artnet_opcode_vals), 0x0,
1769         "Art-Net message type", HFILL }},
1770
1771     { &hf_artnet_header_protver,
1772       { "ProVer",
1773         "artnet.header.protver",
1774         FT_UINT16, BASE_DEC, NULL, 0x0,
1775         "Protocol revision number", HFILL }},
1776
1777     /* ArtPoll */
1778
1779     { &hf_artnet_poll,
1780       { "ArtPoll packet",
1781         "artnet.poll",
1782         FT_NONE, BASE_NONE, NULL, 0,
1783         "Art-Net ArtPoll packet", HFILL }},
1784
1785     { &hf_artnet_poll_talktome,
1786       { "TalkToMe",
1787         "artnet.poll.talktome",
1788         FT_UINT8, BASE_HEX, NULL, 0x0,
1789         NULL, HFILL }},
1790
1791     { &hf_artnet_poll_talktome_reply_dest,
1792       { "Reply destination",
1793         "artnet.poll.talktome_reply_dest",
1794         FT_UINT8, BASE_HEX, NULL, 0x01,
1795         NULL, HFILL }},
1796
1797     { &hf_artnet_poll_talktome_reply_type,
1798       { "Reply type",
1799         "artnet.poll.talktome_reply_type",
1800         FT_UINT8, BASE_HEX, NULL, 0x02,
1801         NULL, HFILL }},
1802
1803     { &hf_artnet_poll_talktome_unused,
1804       { "unused",
1805         "artnet.poll.talktome_unused",
1806         FT_UINT8, BASE_HEX, NULL, 0xfc,
1807         NULL, HFILL }},
1808
1809     /* ArtPollReply */
1810
1811     { &hf_artnet_poll_reply,
1812       { "ArtPollReply packet",
1813         "artnet.poll_reply",
1814         FT_NONE, BASE_NONE, NULL, 0,
1815         "Art-Net ArtPollReply packet", HFILL }},
1816
1817     { &hf_artnet_poll_reply_ip_address,
1818       { "IP Address",
1819         "artnet.poll_reply.ip_address",
1820         FT_IPv4, BASE_NONE, NULL, 0x0,
1821         NULL, HFILL }},
1822
1823     { &hf_artnet_poll_reply_port_nr,
1824       { "Port number",
1825         "artnet.poll_reply.port_nr",
1826         FT_UINT16, BASE_DEC, NULL, 0x0,
1827         "Port Number", HFILL }},
1828
1829     { &hf_artnet_poll_reply_versinfo,
1830       { "Version Info",
1831         "artnet.poll_reply.versinfo",
1832         FT_UINT16, BASE_HEX, NULL, 0x0,
1833         "Version info", HFILL }},
1834
1835     { &hf_artnet_poll_reply_subswitch,
1836       { "SubSwitch",
1837         "artnet.poll_reply.subswitch",
1838         FT_UINT16, BASE_HEX, NULL, 0x0,
1839         "Subswitch version", HFILL }},
1840
1841     { &hf_artnet_poll_reply_oem,
1842       { "Oem",
1843         "artnet.poll_reply.oem",
1844         FT_UINT16, BASE_HEX, VALS(artnet_oem_code_vals), 0x0,
1845         "OEM", HFILL }},
1846
1847     { &hf_artnet_poll_reply_ubea_version,
1848       { "UBEA Version",
1849         "artnet.poll_reply.ubea_version",
1850         FT_UINT8, BASE_DEC, NULL, 0x0,
1851         "UBEA version number", HFILL }},
1852
1853     { &hf_artnet_poll_reply_status,
1854       { "Status",
1855         "artnet.poll_reply.status",
1856         FT_UINT8, BASE_HEX, NULL, 0x0,
1857         NULL, HFILL }},
1858
1859     { &hf_artnet_poll_reply_esta_man,
1860       { "ESTA Code",
1861         "artnet.poll_reply.esta_man",
1862         FT_UINT16, BASE_HEX, VALS(artnet_esta_man_vals), 0x0,
1863         NULL, HFILL }},
1864
1865     { &hf_artnet_poll_reply_short_name,
1866       { "Short Name",
1867         "artnet.poll_reply.short_name",
1868         FT_STRING, BASE_NONE, NULL, 0x0,
1869         NULL, HFILL }},
1870
1871     { &hf_artnet_poll_reply_long_name,
1872       { "Long Name",
1873         "artnet.poll_reply.long_name",
1874         FT_STRING, BASE_NONE, NULL, 0x0,
1875         NULL, HFILL }},
1876
1877     { &hf_artnet_poll_reply_node_report,
1878       { "Node Report",
1879         "artnet.poll_reply.node_report",
1880         FT_STRING, BASE_NONE, NULL, 0x0,
1881         NULL, HFILL }},
1882
1883     { &hf_artnet_poll_reply_port_info,
1884       { "Port Info",
1885         "artnet.poll_reply.port_info",
1886         FT_NONE, BASE_NONE, NULL, 0,
1887         NULL, HFILL }},
1888
1889     { &hf_artnet_poll_reply_num_ports,
1890       { "Number of Ports",
1891         "artnet.poll_reply.num_ports",
1892         FT_UINT16, BASE_DEC, NULL, 0x0,
1893         NULL, HFILL }},
1894
1895     { &hf_artnet_poll_reply_port_types,
1896       { "Port Types",
1897         "artnet.poll_reply.port_types",
1898         FT_NONE, BASE_NONE, NULL, 0,
1899         NULL, HFILL }},
1900
1901     { &hf_artnet_poll_reply_port_types_1,
1902       { "Type of Port 1",
1903         "artnet.poll_reply.port_types_1",
1904         FT_UINT8, BASE_HEX, NULL, 0x0,
1905         NULL, HFILL }},
1906
1907     { &hf_artnet_poll_reply_port_types_2,
1908       { "Type of Port 2",
1909         "artnet.poll_reply.port_types_2",
1910         FT_UINT8, BASE_HEX, NULL, 0x0,
1911         NULL, HFILL }},
1912
1913     { &hf_artnet_poll_reply_port_types_3,
1914       { "Type of Port 3",
1915         "artnet.poll_reply.port_types_3",
1916         FT_UINT8, BASE_HEX, NULL, 0x0,
1917         NULL, HFILL }},
1918
1919     { &hf_artnet_poll_reply_port_types_4,
1920       { "Type of Port 4",
1921         "artnet.poll_reply.port_types_4",
1922         FT_UINT8, BASE_HEX, NULL, 0x0,
1923         NULL, HFILL }},
1924
1925     { &hf_artnet_poll_reply_good_input,
1926       { "Input Status",
1927         "artnet.poll_reply.good_input",
1928         FT_NONE, BASE_NONE, NULL, 0,
1929         NULL, HFILL }},
1930
1931     { &hf_artnet_poll_reply_good_input_1,
1932       { "Input status of Port 1",
1933         "artnet.poll_reply.good_input_1",
1934         FT_UINT8, BASE_HEX, NULL, 0x0,
1935         NULL, HFILL }},
1936
1937     { &hf_artnet_poll_reply_good_input_2,
1938       { "Input status of Port 2",
1939         "artnet.poll_reply.good_input_2",
1940         FT_UINT8, BASE_HEX, NULL, 0x0,
1941         NULL, HFILL }},
1942
1943     { &hf_artnet_poll_reply_good_input_3,
1944       { "Input status of Port 3",
1945         "artnet.poll_reply.good_input_3",
1946         FT_UINT8, BASE_HEX, NULL, 0x0,
1947         NULL, HFILL }},
1948
1949     { &hf_artnet_poll_reply_good_input_4,
1950       { "Input status of Port 4",
1951         "artnet.poll_reply.good_input_4",
1952         FT_UINT8, BASE_HEX, NULL, 0x0,
1953         NULL, HFILL }},
1954
1955     { &hf_artnet_poll_reply_good_output,
1956       { "Output Status",
1957         "artnet.poll_reply.good_output",
1958         FT_NONE, BASE_NONE, NULL, 0,
1959         "Port output status", HFILL }},
1960
1961     { &hf_artnet_poll_reply_good_output_1,
1962       { "Output status of Port 1",
1963         "artnet.poll_reply.good_output_1",
1964         FT_UINT8, BASE_HEX, NULL, 0x0,
1965         NULL, HFILL }},
1966
1967     { &hf_artnet_poll_reply_good_output_2,
1968       { "Output status of Port 2",
1969         "artnet.poll_reply.good_output_2",
1970         FT_UINT8, BASE_HEX, NULL, 0x0,
1971         NULL, HFILL }},
1972
1973     { &hf_artnet_poll_reply_good_output_3,
1974       { "Output status of Port 3",
1975         "artnet.poll_reply.good_output_3",
1976         FT_UINT8, BASE_HEX, NULL, 0x0,
1977         NULL, HFILL }},
1978
1979     { &hf_artnet_poll_reply_good_output_4,
1980       { "Output status of Port 4",
1981         "artnet.poll_reply.good_output_4",
1982         FT_UINT8, BASE_HEX, NULL, 0x0,
1983         "Outpus status of Port 4", HFILL }},
1984
1985     { &hf_artnet_poll_reply_swin,
1986       { "Input Subswitch",
1987         "artnet.poll_reply.swin",
1988         FT_NONE, BASE_NONE, NULL, 0,
1989         NULL, HFILL }},
1990
1991     { &hf_artnet_poll_reply_swin_1,
1992       { "Input Subswitch of Port 1",
1993         "artnet.poll_reply.swin_1",
1994         FT_UINT8, BASE_HEX, NULL, 0x0,
1995         NULL, HFILL }},
1996
1997     { &hf_artnet_poll_reply_swin_2,
1998       { "Input Subswitch of Port 2",
1999         "artnet.poll_reply.swin_2",
2000         FT_UINT8, BASE_HEX, NULL, 0x0,
2001         NULL, HFILL }},
2002
2003     { &hf_artnet_poll_reply_swin_3,
2004       { "Input Subswitch of Port 3",
2005         "artnet.poll_reply.swin_3",
2006         FT_UINT8, BASE_HEX, NULL, 0x0,
2007         NULL, HFILL }},
2008
2009     { &hf_artnet_poll_reply_swin_4,
2010       { "Input Subswitch of Port 4",
2011         "artnet.poll_reply.swin_4",
2012         FT_UINT8, BASE_HEX, NULL, 0x0,
2013         NULL, HFILL }},
2014
2015     { &hf_artnet_poll_reply_swout,
2016       { "Output Subswitch",
2017         "artnet.poll_reply.swout",
2018         FT_NONE, BASE_NONE, NULL, 0,
2019         NULL, HFILL }},
2020
2021     { &hf_artnet_poll_reply_swout_1,
2022       { "Output Subswitch of Port 1",
2023         "artnet.poll_reply.swout_1",
2024         FT_UINT8, BASE_HEX, NULL, 0x0,
2025         NULL, HFILL }},
2026
2027     { &hf_artnet_poll_reply_swout_2,
2028       { "Output Subswitch of Port 2",
2029         "artnet.poll_reply.swout_2",
2030         FT_UINT8, BASE_HEX, NULL, 0x0,
2031         NULL, HFILL }},
2032
2033     { &hf_artnet_poll_reply_swout_3,
2034       { "Output Subswitch of Port 3",
2035         "artnet.poll_reply.swout_3",
2036         FT_UINT8, BASE_HEX, NULL, 0x0,
2037         NULL, HFILL }},
2038
2039     { &hf_artnet_poll_reply_swout_4,
2040       { "Output Subswitch of Port 4",
2041         "artnet.poll_reply.swout_4",
2042         FT_UINT8, BASE_HEX, NULL, 0x0,
2043         NULL, HFILL }},
2044
2045     { &hf_artnet_poll_reply_swvideo,
2046       { "SwVideo",
2047         "artnet.poll_reply.swvideo",
2048         FT_UINT8, BASE_HEX, NULL, 0x0,
2049         NULL, HFILL }},
2050
2051     { &hf_artnet_poll_reply_swmacro,
2052       { "SwMacro",
2053         "artnet.poll_reply.swmacro",
2054         FT_UINT8, BASE_HEX, NULL, 0x0,
2055         NULL, HFILL }},
2056
2057     { &hf_artnet_poll_reply_swremote,
2058       { "SwRemote",
2059         "artnet.poll_reply.swremote",
2060         FT_UINT8, BASE_HEX, NULL, 0x0,
2061         NULL, HFILL }},
2062
2063     { &hf_artnet_poll_reply_mac,
2064       { "MAC",
2065         "artnet.poll_reply.mac",
2066         FT_ETHER, BASE_NONE, NULL, 0x0,
2067         NULL, HFILL }},
2068
2069     /* ArtOutput */
2070
2071     { &hf_artnet_output,
2072       { "ArtDMX packet",
2073         "artnet.output",
2074         FT_NONE, BASE_NONE, NULL, 0,
2075         "Art-Net ArtDMX packet", HFILL }},
2076
2077     { &hf_artnet_output_sequence,
2078       { "Sequence",
2079         "artnet.output.sequence",
2080         FT_UINT8, BASE_DEC, NULL, 0x0,
2081         NULL, HFILL }},
2082
2083     { &hf_artnet_output_physical,
2084       { "Physical",
2085         "artnet.output.physical",
2086         FT_UINT8, BASE_DEC, NULL, 0x0,
2087         NULL, HFILL }},
2088
2089     { &hf_artnet_output_universe,
2090       { "Universe",
2091         "artnet.output.universe",
2092         FT_UINT16, BASE_DEC, NULL, 0x0,
2093         NULL, HFILL }},
2094
2095     { &hf_artnet_output_length,
2096       { "Length",
2097         "artnet.output.length",
2098         FT_UINT16, BASE_DEC, NULL, 0x0,
2099         NULL, HFILL }},
2100
2101     { &hf_artnet_output_data,
2102       { "DMX data",
2103         "artnet.output.data",
2104         FT_NONE, BASE_NONE, NULL, 0x0,
2105         "DMX Data", HFILL }},
2106
2107     { &hf_artnet_output_data_filter,
2108       { "DMX data filter",
2109         "artnet.output.data_filter",
2110         FT_BYTES, BASE_NONE, NULL, 0x0,
2111         "DMX Data Filter", HFILL }},
2112
2113     { &hf_artnet_output_dmx_data,
2114       { "DMX data",
2115         "artnet.output.dmx_data",
2116         FT_NONE, BASE_NONE, NULL, 0x0,
2117         "DMX Data", HFILL }},
2118
2119     /* ArtAddress */
2120
2121     { &hf_artnet_address,
2122       { "ArtAddress packet",
2123         "artnet.address",
2124         FT_NONE, BASE_NONE, NULL, 0,
2125         "Art-Net ArtAddress packet", HFILL }},
2126
2127     { &hf_artnet_address_short_name,
2128       { "Short Name",
2129         "artnet.address.short_name",
2130         FT_STRING, BASE_NONE, NULL, 0x0,
2131         NULL, HFILL }},
2132
2133     { &hf_artnet_address_long_name,
2134       { "Long Name",
2135         "artnet.address.long_name",
2136         FT_STRING, BASE_NONE, NULL, 0x0,
2137         NULL, HFILL }},
2138
2139     { &hf_artnet_address_swin,
2140       { "Input Subswitch",
2141         "artnet.address.swin",
2142         FT_NONE, BASE_NONE, NULL, 0,
2143         NULL, HFILL }},
2144
2145     { &hf_artnet_address_swin_1,
2146       { "Input Subswitch of Port 1",
2147         "artnet.address.swin_1",
2148         FT_UINT8, BASE_HEX, NULL, 0x0,
2149         NULL, HFILL }},
2150
2151     { &hf_artnet_address_swin_2,
2152       { "Input Subswitch of Port 2",
2153         "artnet.address.swin_2",
2154         FT_UINT8, BASE_HEX, NULL, 0x0,
2155         NULL, HFILL }},
2156
2157     { &hf_artnet_address_swin_3,
2158       { "Input Subswitch of Port 3",
2159         "artnet.address.swin_3",
2160         FT_UINT8, BASE_HEX, NULL, 0x0,
2161         NULL, HFILL }},
2162
2163     { &hf_artnet_address_swin_4,
2164       { "Input Subswitch of Port 4",
2165         "artnet.address.swin_4",
2166         FT_UINT8, BASE_HEX, NULL, 0x0,
2167         NULL, HFILL }},
2168
2169     { &hf_artnet_address_swout,
2170       { "Output Subswitch",
2171         "artnet.address.swout",
2172         FT_NONE, BASE_NONE, NULL, 0,
2173         NULL, HFILL }},
2174
2175     { &hf_artnet_address_swout_1,
2176       { "Output Subswitch of Port 1",
2177         "artnet.address.swout_1",
2178         FT_UINT8, BASE_HEX, NULL, 0x0,
2179         NULL, HFILL }},
2180
2181     { &hf_artnet_address_swout_2,
2182       { "Output Subswitch of Port 2",
2183         "artnet.address.swout_2",
2184         FT_UINT8, BASE_HEX, NULL, 0x0,
2185         NULL, HFILL }},
2186
2187     { &hf_artnet_address_swout_3,
2188       { "Output Subswitch of Port 3",
2189         "artnet.address.swout_3",
2190         FT_UINT8, BASE_HEX, NULL, 0x0,
2191         NULL, HFILL }},
2192
2193     { &hf_artnet_address_swout_4,
2194       { "Output Subswitch of Port 4",
2195         "artnet.address.swout_4",
2196         FT_UINT8, BASE_HEX, NULL, 0x0,
2197         NULL, HFILL }},
2198
2199     { &hf_artnet_address_subswitch,
2200       { "Subswitch",
2201         "artnet.address.subswitch",
2202         FT_UINT8, BASE_HEX, NULL, 0x0,
2203         NULL, HFILL }},
2204
2205     { &hf_artnet_address_swvideo,
2206       { "SwVideo",
2207         "artnet.address.swvideo",
2208         FT_UINT8, BASE_HEX, NULL, 0x0,
2209         NULL, HFILL }},
2210
2211     { &hf_artnet_address_command,
2212       { "Command",
2213         "artnet.address.command",
2214         FT_UINT8, BASE_HEX, VALS(artnet_address_command_vals), 0x0,
2215         NULL, HFILL }},
2216
2217     /* ArtInput */
2218
2219     { &hf_artnet_input,
2220       { "ArtInput packet",
2221         "artnet.input",
2222         FT_NONE, BASE_NONE, NULL, 0,
2223         "Art-Net ArtInput packet", HFILL }},
2224
2225     { &hf_artnet_input_num_ports,
2226       { "Number of Ports",
2227         "artnet.input.num_ports",
2228         FT_UINT16, BASE_DEC, NULL, 0x0,
2229         NULL, HFILL }},
2230
2231     { &hf_artnet_input_input,
2232       { "Port Status",
2233         "artnet.input.input",
2234         FT_NONE, BASE_NONE, NULL, 0,
2235         NULL, HFILL }},
2236
2237     { &hf_artnet_input_input_1,
2238       { "Status of Port 1",
2239         "artnet.input.input_1",
2240         FT_UINT8, BASE_HEX, NULL, 0x0,
2241         NULL, HFILL }},
2242
2243     { &hf_artnet_input_input_2,
2244       { "Status of Port 2",
2245         "artnet.input.input_2",
2246         FT_UINT8, BASE_HEX, NULL, 0x0,
2247         NULL, HFILL }},
2248
2249     { &hf_artnet_input_input_3,
2250       { "Status of Port 3",
2251         "artnet.input.input_3",
2252         FT_UINT8, BASE_HEX, NULL, 0x0,
2253         NULL, HFILL }},
2254
2255     { &hf_artnet_input_input_4,
2256       { "Status of Port 4",
2257         "artnet.input.input_4",
2258         FT_UINT8, BASE_HEX, NULL, 0x0,
2259         NULL, HFILL }},
2260
2261     /* ArtFirmwareMaster */
2262
2263     { &hf_artnet_firmware_master,
2264       { "ArtFirmwareMaster packet",
2265         "artnet.firmware_master",
2266         FT_NONE, BASE_NONE, NULL, 0,
2267         "Art-Net ArtFirmwareMaster packet", HFILL }},
2268
2269     { &hf_artnet_firmware_master_type,
2270       { "Type",
2271         "artnet.firmware_master.type",
2272         FT_UINT8, BASE_HEX, VALS(artnet_firmware_master_type_vals), 0x0,
2273         "Number of Ports", HFILL }},
2274
2275     { &hf_artnet_firmware_master_block_id,
2276       { "Block ID",
2277         "artnet.firmware_master.block_id",
2278         FT_UINT8, BASE_DEC, NULL, 0x0,
2279         NULL, HFILL }},
2280
2281     { &hf_artnet_firmware_master_length,
2282       { "Length",
2283         "artnet.firmware_master.length",
2284         FT_UINT32, BASE_DEC, NULL, 0x0,
2285         NULL, HFILL }},
2286
2287     { &hf_artnet_firmware_master_data,
2288       { "data",
2289         "artnet.firmware_master.data",
2290         FT_BYTES, BASE_NONE, NULL, 0x0,
2291         NULL, HFILL }},
2292
2293     /* ArtFirmwareReply */
2294
2295     { &hf_artnet_firmware_reply,
2296       { "ArtFirmwareReply packet",
2297         "artnet.firmware_reply",
2298         FT_NONE, BASE_NONE, NULL, 0,
2299         "Art-Net ArtFirmwareReply packet", HFILL }},
2300
2301     { &hf_artnet_firmware_reply_type,
2302       { "Type",
2303         "artnet.firmware_reply.type",
2304         FT_UINT8, BASE_HEX, VALS(artnet_firmware_reply_type_vals), 0x0,
2305         "Number of Ports", HFILL }},
2306
2307     /* ArtVideoSetup */
2308
2309     { &hf_artnet_video_setup,
2310       { "ArtVideoSetup packet",
2311         "artnet.video_setup",
2312         FT_NONE, BASE_NONE, NULL, 0,
2313         "ArtNET ArtVideoSetup packet", HFILL }},
2314
2315     { &hf_artnet_video_setup_control,
2316       { "control",
2317         "artnet.video_setup.control",
2318         FT_UINT8, BASE_HEX, NULL, 0x0,
2319         NULL, HFILL }},
2320
2321     { &hf_artnet_video_setup_font_height,
2322       { "Font Height",
2323         "artnet.video_setup.font_height",
2324         FT_UINT8, BASE_DEC, NULL, 0x0,
2325         NULL, HFILL }},
2326
2327     { &hf_artnet_video_setup_first_font,
2328       { "First Font",
2329         "artnet.video_setup.first_font",
2330         FT_UINT8, BASE_DEC, NULL, 0x0,
2331         NULL, HFILL }},
2332
2333     { &hf_artnet_video_setup_last_font,
2334       { "Last Font",
2335         "artnet.video_setup.last_font",
2336         FT_UINT8, BASE_DEC, NULL, 0x0,
2337         NULL, HFILL }},
2338
2339     { &hf_artnet_video_setup_win_font_name,
2340       { "Windows Font Name",
2341         "artnet.video_setup.win_font_name",
2342         FT_STRING, BASE_NONE, NULL, 0x0,
2343         NULL, HFILL }},
2344
2345     { &hf_artnet_video_setup_font_data,
2346       { "Font data",
2347         "artnet.video_setup.font_data",
2348         FT_BYTES, BASE_NONE, NULL, 0x0,
2349         "Font Date", HFILL }},
2350
2351     /* ArtVideoPalette */
2352
2353     { &hf_artnet_video_palette,
2354       { "ArtVideoPalette packet",
2355         "artnet.video_palette",
2356         FT_NONE, BASE_NONE, NULL, 0,
2357         "Art-Net ArtVideoPalette packet", HFILL }},
2358
2359     { &hf_artnet_video_palette_colour_red,
2360       { "Colour Red",
2361         "artnet.video_palette.colour_red",
2362         FT_BYTES, BASE_NONE, NULL, 0x0,
2363         NULL, HFILL }},
2364
2365     { &hf_artnet_video_palette_colour_green,
2366       { "Colour Green",
2367         "artnet.video_palette.colour_green",
2368         FT_BYTES, BASE_NONE, NULL, 0x0,
2369         NULL, HFILL }},
2370
2371     { &hf_artnet_video_palette_colour_blue,
2372       { "Colour Blue",
2373         "artnet.video_palette.colour_blue",
2374         FT_BYTES, BASE_NONE, NULL, 0x0,
2375         NULL, HFILL }},
2376
2377     /* ArtVideoData */
2378
2379     { &hf_artnet_video_data,
2380       { "ArtVideoData packet",
2381         "artnet.video_data",
2382         FT_NONE, BASE_NONE, NULL, 0,
2383         "Art-Net ArtVideoData packet", HFILL }},
2384
2385     { &hf_artnet_video_data_pos_x,
2386       { "PosX",
2387         "artnet.video_data.pos_x",
2388         FT_UINT8, BASE_DEC, NULL, 0x0,
2389         NULL, HFILL }},
2390
2391     { &hf_artnet_video_data_pos_y,
2392       { "PosY",
2393         "artnet.video_data.pos_y",
2394         FT_UINT8, BASE_DEC, NULL, 0x0,
2395         NULL, HFILL }},
2396
2397     { &hf_artnet_video_data_len_x,
2398       { "LenX",
2399         "artnet.video_data.len_x",
2400         FT_UINT8, BASE_DEC, NULL, 0x0,
2401         NULL, HFILL }},
2402
2403     { &hf_artnet_video_data_len_y,
2404       { "LenY",
2405         "artnet.video_data.len_y",
2406         FT_UINT8, BASE_DEC, NULL, 0x0,
2407         NULL, HFILL }},
2408
2409     { &hf_artnet_video_data_data,
2410       { "Video Data",
2411         "artnet.video_data.data",
2412         FT_BYTES, BASE_NONE, NULL, 0x0,
2413         NULL, HFILL }},
2414
2415     /* ArtTodRequest */
2416     { &hf_artnet_tod_request,
2417       { "ArtTodRequest packet",
2418         "artnet.tod_request",
2419         FT_NONE, BASE_NONE, NULL, 0,
2420         "Art-Net ArtTodRequest packet", HFILL }},
2421
2422     { &hf_artnet_tod_request_command,
2423       { "Command",
2424         "artnet.tod_request.command",
2425         FT_UINT8, BASE_HEX, VALS(artnet_tod_request_command_vals), 0x0,
2426         NULL, HFILL }},
2427
2428     { &hf_artnet_tod_request_ad_count,
2429       { "Address Count",
2430         "artnet.tod_request.ad_count",
2431         FT_UINT8, BASE_DEC, NULL, 0x0,
2432         NULL, HFILL }},
2433
2434     { &hf_artnet_tod_request_address,
2435       { "Address",
2436         "artnet.tod_request.address",
2437         FT_BYTES, BASE_NONE, NULL, 0x0,
2438         NULL, HFILL }},
2439
2440     /* ArtTodData */
2441     { &hf_artnet_tod_data,
2442       { "ArtTodData packet",
2443         "artnet.tod_data",
2444         FT_NONE, BASE_NONE, NULL, 0,
2445         "Art-Net ArtTodData packet", HFILL }},
2446
2447     { &hf_artnet_tod_data_port,
2448       { "Port",
2449         "artnet.tod_data.port",
2450         FT_UINT8, BASE_DEC, NULL, 0x0,
2451         NULL, HFILL }},
2452
2453     { &hf_artnet_tod_data_command_response,
2454       { "Command Response",
2455         "artnet.tod_data.command_response",
2456         FT_UINT8, BASE_HEX, VALS(artnet_tod_data_command_vals), 0x0,
2457         NULL, HFILL }},
2458
2459     { &hf_artnet_tod_data_address,
2460       { "Address",
2461         "artnet.tod_data.address",
2462         FT_UINT8, BASE_HEX, NULL, 0x0,
2463         NULL, HFILL }},
2464
2465     { &hf_artnet_tod_data_uid_total,
2466       { "UID Total",
2467         "artnet.tod_data.uid_total",
2468         FT_UINT16, BASE_DEC, NULL, 0x0,
2469         NULL, HFILL }},
2470
2471     { &hf_artnet_tod_data_block_count,
2472       { "Block Count",
2473         "artnet.tod_data.block_count",
2474         FT_UINT8, BASE_DEC, NULL, 0x0,
2475         NULL, HFILL }},
2476
2477     { &hf_artnet_tod_data_uid_count,
2478       { "UID Count",
2479         "artnet.tod_data.uid_count",
2480         FT_UINT8, BASE_DEC, NULL, 0x0,
2481         NULL, HFILL }},
2482
2483     { &hf_artnet_tod_data_tod,
2484       { "TOD",
2485         "artnet.tod_data.tod",
2486         FT_BYTES, BASE_NONE, NULL, 0x0,
2487         NULL, HFILL }},
2488
2489     /* ArtTodControl */
2490     { &hf_artnet_tod_control,
2491       { "ArtTodControl packet",
2492         "artner.tod_control",
2493         FT_NONE, BASE_NONE, NULL, 0,
2494         "Art-Net ArtTodControl packet", HFILL }},
2495
2496     { &hf_artnet_tod_control_command,
2497       { "Command",
2498         "artnet.tod_control.command",
2499         FT_UINT8, BASE_HEX, VALS(artnet_tod_control_command_vals), 0x0,
2500         NULL, HFILL }},
2501
2502     { &hf_artnet_tod_control_address,
2503       { "Address",
2504         "artnet.tod_request.address",
2505         FT_UINT8, BASE_HEX, NULL, 0x0,
2506         NULL, HFILL }},
2507
2508     /* ArtRdm */
2509     { &hf_artnet_rdm,
2510       { "ArtRdm packet",
2511         "artnet.rdm",
2512         FT_NONE, BASE_NONE, NULL, 0,
2513         "Art-Net ArtRdm packet", HFILL }},
2514
2515     { &hf_artnet_rdm_command,
2516       { "Command",
2517         "artnet.rdm.command",
2518         FT_UINT8, BASE_HEX, VALS(artnet_rdm_command_vals), 0x0,
2519         NULL, HFILL }},
2520
2521     { &hf_artnet_rdm_address,
2522       { "Address",
2523         "artnet.rdm.address",
2524         FT_UINT8, BASE_HEX, NULL, 0x0,
2525         NULL, HFILL }},
2526
2527     /* ArtIpProg */
2528     { &hf_artnet_ip_prog,
2529       { "ArtIpProg packet",
2530         "artnet.ip_prog",
2531         FT_NONE, BASE_NONE, NULL, 0,
2532         "ArtNET ArtIpProg packet", HFILL }},
2533
2534     { &hf_artnet_ip_prog_command,
2535       { "Command",
2536         "artnet.ip_prog.command",
2537         FT_UINT8, BASE_HEX, NULL, 0x0,
2538         NULL, HFILL }},
2539
2540     { &hf_artnet_ip_prog_command_prog_port,
2541       { "Program Port",
2542         "artnet.ip_prog.command_prog_port",
2543         FT_UINT8, BASE_HEX, NULL, 0x01,
2544         NULL, HFILL }},
2545
2546     { &hf_artnet_ip_prog_command_prog_sm,
2547       { "Program Subnet Mask",
2548         "artnet.ip_prog.command_prog_sm",
2549         FT_UINT8, BASE_HEX, NULL, 0x02,
2550         NULL, HFILL }},
2551
2552     { &hf_artnet_ip_prog_command_prog_ip,
2553       { "Program IP",
2554         "artnet.ip_prog.command_prog_ip",
2555         FT_UINT8, BASE_HEX, NULL, 0x04,
2556         NULL, HFILL }},
2557
2558     { &hf_artnet_ip_prog_command_reset,
2559       { "Reset parameters",
2560         "artnet.ip_prog.command_reset",
2561         FT_UINT8, BASE_HEX, NULL, 0x08,
2562         NULL, HFILL }},
2563
2564     { &hf_artnet_ip_prog_command_unused,
2565       { "Unused",
2566         "artnet.ip_prog.command_unused",
2567         FT_UINT8, BASE_HEX, NULL, 0x70,
2568         NULL, HFILL }},
2569
2570     { &hf_artnet_ip_prog_command_prog_enable,
2571       { "Enable Programming",
2572         "artnet.ip_prog.command_prog_enable",
2573         FT_UINT8, BASE_HEX, NULL, 0x80,
2574         NULL, HFILL }},
2575
2576     { &hf_artnet_ip_prog_ip,
2577       { "IP Address",
2578         "artnet.ip_prog.ip",
2579         FT_IPv4, BASE_NONE, NULL, 0x0,
2580         NULL, HFILL }},
2581
2582     { &hf_artnet_ip_prog_sm,
2583       { "Subnet mask",
2584         "artnet.ip_prog.sm",
2585         FT_IPv4, BASE_NONE, NULL, 0x0,
2586         "IP Subnet mask", HFILL }},
2587
2588     { &hf_artnet_ip_prog_port,
2589       { "Port",
2590         "artnet.ip_prog.port",
2591         FT_UINT16, BASE_DEC, NULL, 0x0,
2592         NULL, HFILL }},
2593
2594     /* ArtIpProgReply */
2595     { &hf_artnet_ip_prog_reply,
2596       { "ArtIpProgReplay packet",
2597         "artnet.ip_prog_reply",
2598         FT_NONE, BASE_NONE, NULL, 0,
2599         "Art-Net ArtIpProgReply packet", HFILL }},
2600
2601     { &hf_artnet_ip_prog_reply_ip,
2602       { "IP Address",
2603         "artnet.ip_prog_reply.ip",
2604         FT_IPv4, BASE_NONE, NULL, 0x0,
2605         NULL, HFILL }},
2606
2607     { &hf_artnet_ip_prog_reply_sm,
2608       { "Subnet mask",
2609         "artnet.ip_prog_reply.sm",
2610         FT_IPv4, BASE_NONE, NULL, 0x0,
2611         "IP Subnet mask", HFILL }},
2612
2613     { &hf_artnet_ip_prog_reply_port,
2614       { "Port",
2615         "artnet.ip_prog_reply.port",
2616         FT_UINT16, BASE_DEC, NULL, 0x0,
2617         NULL, HFILL }},
2618
2619     /* ArtPollServerReply */
2620     { &hf_artnet_poll_server_reply,
2621       { "ArtPollServerReply packet",
2622         "artnet.poll_server_reply",
2623         FT_NONE, BASE_NONE, NULL, 0,
2624         "Art-Net ArtPollServerReply packet", HFILL }}
2625
2626   };
2627
2628   static gint *ett[] = {
2629     &ett_artnet,
2630   };
2631
2632   module_t *artnet_module;
2633
2634   static enum_val_t disp_chan_val_types[] = {
2635      { "pro", "Percent", 0 },
2636      { "hex", "Hexadecimal", 1 },
2637      { "dec", "Decimal", 2 },
2638      { NULL, NULL, 0 }
2639   };
2640
2641   static enum_val_t disp_chan_nr_types[] = {
2642      { "hex", "Hexadecimal", 0 },
2643      { "dec", "Decimal", 1 },
2644      { NULL, NULL, 0 }
2645   };
2646
2647   static enum_val_t col_count[] = {
2648      { "6", "6", 6 },
2649      { "10", "10", 10 },
2650      { "12", "12", 12 },
2651      { "16", "16", 16 },
2652      { "24", "24", 24 },
2653      { NULL, NULL, 0 }
2654   };
2655
2656   proto_artnet = proto_register_protocol("Art-Net",
2657                                        "ARTNET","artnet");
2658   proto_register_field_array(proto_artnet,hf,array_length(hf));
2659   proto_register_subtree_array(ett,array_length(ett));
2660
2661   artnet_module = prefs_register_protocol(proto_artnet,
2662                                         proto_reg_handoff_artnet);
2663   prefs_register_uint_preference(artnet_module, "udp_port",
2664                                  "UDP Port",
2665                                  "The UDP port on which "
2666                                  "Art-Net "
2667                                  "packets will be sent",
2668                                  10,&global_udp_port_artnet);
2669
2670   prefs_register_enum_preference(artnet_module, "dmx_disp_chan_val_type",
2671             "DMX Display channel value type",
2672             "The way DMX values are displayed",
2673                                  &global_disp_chan_val_type,
2674                                  disp_chan_val_types, FALSE);
2675
2676   prefs_register_enum_preference(artnet_module, "dmx_disp_chan_nr_type",
2677             "DMX Display channel nr. type",
2678             "The way DMX channel numbers are displayed",
2679                                  &global_disp_chan_nr_type,
2680                                  disp_chan_nr_types, FALSE);
2681
2682   prefs_register_enum_preference(artnet_module, "dmx_disp_col_count",
2683             "DMX Display Column Count",
2684             "The number of columns for the DMX display",
2685                                  &global_disp_col_count,
2686                                  col_count, FALSE);
2687 }
2688
2689 /* The registration hand-off routing */
2690
2691 void
2692 proto_reg_handoff_artnet(void) {
2693   static gboolean artnet_initialized = FALSE;
2694   static dissector_handle_t artnet_handle;
2695   static guint udp_port_artnet;
2696
2697   if(!artnet_initialized) {
2698     artnet_handle = create_dissector_handle(dissect_artnet,proto_artnet);
2699     rdm_handle = find_dissector("rdm");
2700     artnet_initialized = TRUE;
2701   } else {
2702     dissector_delete("udp.port",udp_port_artnet,artnet_handle);
2703   }
2704
2705   udp_port_artnet = global_udp_port_artnet;
2706
2707   dissector_add("udp.port",global_udp_port_artnet,artnet_handle);
2708 }