packet-smpp.c

   1 /* packet-smpp.c
   2  * Routines for Short Message Peer to Peer dissection
   3  * Copyright 2001, Tom Uijldert <tom.uijldert@cmg.nl>
   4  *
   5  * $Id: packet-smpp.c,v 1.9 2002/08/13 09:03:23 guy Exp $
   6  *
   7  * Ethereal - Network traffic analyzer
   8  * By Gerald Combs <gerald@ethereal.com>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  24  * ----------
  25  *
  26  * Dissector of an SMPP (Short Message Peer to Peer) PDU, as defined by the
  27  * SMS forum (www.smsforum.net) in "SMPP protocol specification v3.4"
  28  * (document version: 12-Oct-1999 Issue 1.2)
  29  */
  30
  31 #ifdef HAVE_CONFIG_H
  32 # include "config.h"
  33 #endif
  34
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <string.h>
  38 #include <time.h>
  39
  40 #include <glib.h>
  41
  42 #include <epan/packet.h>
  43
  44 /* Forward declarations         */
  45 static void dissect_smpp(tvbuff_t *, packet_info *, proto_tree *t);
  46
  47 /*
  48  * Initialize the protocol and registered fields
  49  *
  50  * Fixed header section
  51  */
  52 static int proto_smpp                           = -1;
  53
  54 static int hf_smpp_command_id                   = -1;
  55 static int hf_smpp_command_length               = -1;
  56 static int hf_smpp_command_status               = -1;
  57 static int hf_smpp_sequence_number              = -1;
  58
  59 /*
  60  * Fixed body section
  61  */
  62 static int hf_smpp_system_id                    = -1;
  63 static int hf_smpp_password                     = -1;
  64 static int hf_smpp_system_type                  = -1;
  65 static int hf_smpp_interface_version            = -1;
  66 static int hf_smpp_addr_ton                     = -1;
  67 static int hf_smpp_addr_npi                     = -1;
  68 static int hf_smpp_address_range                = -1;
  69 static int hf_smpp_service_type                 = -1;
  70 static int hf_smpp_source_addr_ton              = -1;
  71 static int hf_smpp_source_addr_npi              = -1;
  72 static int hf_smpp_source_addr                  = -1;
  73 static int hf_smpp_dest_addr_ton                = -1;
  74 static int hf_smpp_dest_addr_npi                = -1;
  75 static int hf_smpp_destination_addr             = -1;
  76 static int hf_smpp_esm_submit_msg_mode          = -1;
  77 static int hf_smpp_esm_submit_msg_type          = -1;
  78 static int hf_smpp_esm_submit_features          = -1;
  79 static int hf_smpp_protocol_id                  = -1;
  80 static int hf_smpp_priority_flag                = -1;
  81 static int hf_smpp_schedule_delivery_time       = -1;
  82 static int hf_smpp_schedule_delivery_time_r     = -1;
  83 static int hf_smpp_validity_period              = -1;
  84 static int hf_smpp_validity_period_r            = -1;
  85 static int hf_smpp_regdel_receipt               = -1;
  86 static int hf_smpp_regdel_acks                  = -1;
  87 static int hf_smpp_regdel_notif                 = -1;
  88 static int hf_smpp_replace_if_present_flag      = -1;
  89 static int hf_smpp_data_coding                  = -1;
  90 static int hf_smpp_sm_default_msg_id            = -1;
  91 static int hf_smpp_sm_length                    = -1;
  92 static int hf_smpp_short_message                = -1;
  93 static int hf_smpp_message_id                   = -1;
  94 static int hf_smpp_dlist                        = -1;
  95 static int hf_smpp_dlist_resp                   = -1;
  96 static int hf_smpp_dl_name                      = -1;
  97 static int hf_smpp_final_date                   = -1;
  98 static int hf_smpp_final_date_r                 = -1;
  99 static int hf_smpp_message_state                = -1;
 100 static int hf_smpp_error_code                   = -1;
 101 static int hf_smpp_error_status_code            = -1;
 102 static int hf_smpp_esme_addr_ton                = -1;
 103 static int hf_smpp_esme_addr_npi                = -1;
 104 static int hf_smpp_esme_addr                    = -1;
 105
 106 /*
 107  * Optional parameter section
 108  */
 109 static int hf_smpp_opt_param                    = -1;
 110 static int hf_smpp_vendor_op                    = -1;
 111 static int hf_smpp_reserved_op                  = -1;
 112
 113 static int hf_smpp_dest_addr_subunit            = -1;
 114 static int hf_smpp_dest_network_type            = -1;
 115 static int hf_smpp_dest_bearer_type             = -1;
 116 static int hf_smpp_dest_telematics_id           = -1;
 117 static int hf_smpp_source_addr_subunit          = -1;
 118 static int hf_smpp_source_network_type          = -1;
 119 static int hf_smpp_source_bearer_type           = -1;
 120 static int hf_smpp_source_telematics_id         = -1;
 121 static int hf_smpp_qos_time_to_live             = -1;
 122 static int hf_smpp_payload_type                 = -1;
 123 static int hf_smpp_additional_status_info_text  = -1;
 124 static int hf_smpp_receipted_message_id         = -1;
 125 static int hf_smpp_msg_wait_ind                 = -1;
 126 static int hf_smpp_msg_wait_type                = -1;
 127 static int hf_smpp_privacy_indicator            = -1;
 128 static int hf_smpp_source_subaddress            = -1;
 129 static int hf_smpp_dest_subaddress              = -1;
 130 static int hf_smpp_user_message_reference       = -1;
 131 static int hf_smpp_user_response_code           = -1;
 132 static int hf_smpp_source_port                  = -1;
 133 static int hf_smpp_destination_port             = -1;
 134 static int hf_smpp_sar_msg_ref_num              = -1;
 135 static int hf_smpp_language_indicator           = -1;
 136 static int hf_smpp_sar_total_segments           = -1;
 137 static int hf_smpp_sar_segment_seqnum           = -1;
 138 static int hf_smpp_SC_interface_version         = -1;
 139 static int hf_smpp_callback_num_pres            = -1;
 140 static int hf_smpp_callback_num_scrn            = -1;
 141 static int hf_smpp_callback_num_atag            = -1;
 142 static int hf_smpp_number_of_messages           = -1;
 143 static int hf_smpp_callback_num                 = -1;
 144 static int hf_smpp_dpf_result                   = -1;
 145 static int hf_smpp_set_dpf                      = -1;
 146 static int hf_smpp_ms_availability_status       = -1;
 147 static int hf_smpp_network_error_type           = -1;
 148 static int hf_smpp_network_error_code           = -1;
 149 static int hf_smpp_message_payload              = -1;
 150 static int hf_smpp_delivery_failure_reason      = -1;
 151 static int hf_smpp_more_messages_to_send        = -1;
 152 static int hf_smpp_ussd_service_op              = -1;
 153 static int hf_smpp_display_time                 = -1;
 154 static int hf_smpp_sms_signal                   = -1;
 155 static int hf_smpp_ms_validity                  = -1;
 156 static int hf_smpp_alert_on_message_delivery    = -1;
 157 static int hf_smpp_its_reply_type               = -1;
 158 static int hf_smpp_its_session_number           = -1;
 159 static int hf_smpp_its_session_sequence         = -1;
 160 static int hf_smpp_its_session_ind              = -1;
 161
 162 /* Initialize the subtree pointers */
 163 static gint ett_smpp            = -1;
 164 static gint ett_dlist           = -1;
 165 static gint ett_dlist_resp      = -1;
 166 static gint ett_opt_param       = -1;
 167
 168 /*
 169  * Value-arrays for field-contents
 170  */
 171 static const value_string vals_command_id[] = {         /* Operation    */
 172     { 0x80000000, "Generic_nack" },
 173     { 0x00000001, "Bind_receiver" },
 174     { 0x80000001, "Bind_receiver - resp" },
 175     { 0x00000002, "Bind_transmitter" },
 176     { 0x80000002, "Bind_transmitter - resp" },
 177     { 0x00000003, "Query_sm" },
 178     { 0x80000003, "Query_sm - resp" },
 179     { 0x00000004, "Submit_sm" },
 180     { 0x80000004, "Submit_sm - resp" },
 181     { 0x00000005, "Deliver_sm" },
 182     { 0x80000005, "Deliver_sm - resp" },
 183     { 0x00000006, "Unbind" },
 184     { 0x80000006, "Unbind - resp" },
 185     { 0x00000007, "Replace_sm" },
 186     { 0x80000007, "Replace_sm - resp" },
 187     { 0x00000008, "Cancel_sm" },
 188     { 0x80000008, "Cancel_sm - resp" },
 189     { 0x00000009, "Bind_transceiver" },
 190     { 0x80000009, "Bind_transceiver - resp" },
 191     { 0x0000000B, "Outbind" },
 192     { 0x00000015, "Enquire_link" },
 193     { 0x80000015, "Enquire_link - resp" },
 194     { 0x00000021, "Submit_multi" },
 195     { 0x80000021, "Submit_multi - resp" },
 196     { 0x00000102, "Alert_notification" },
 197     { 0x00000103, "Data_sm" },
 198     { 0x80000103, "Data_sm - resp" },
 199     { 0, NULL }
 200 };
 201
 202 static const value_string vals_command_status[] = {     /* Status       */
 203     { 0x00000000, "Ok" },
 204     { 0x00000001, "Message length is invalid" },
 205     { 0x00000002, "Command length is invalid" },
 206     { 0x00000003, "Invalid command ID" },
 207     { 0x00000004, "Incorrect BIND status for given command" },
 208     { 0x00000005, "ESME already in bound state" },
 209     { 0x00000006, "Invalid priority flag" },
 210     { 0x00000007, "Invalid registered delivery flag" },
 211     { 0x00000008, "System error" },
 212     { 0x00000009, "[Reserved]" },
 213     { 0x0000000A, "Invalid source address" },
 214     { 0x0000000B, "Invalid destination address" },
 215     { 0x0000000C, "Message ID is invalid" },
 216     { 0x0000000D, "Bind failed" },
 217     { 0x0000000E, "Invalid password" },
 218     { 0x0000000F, "Invalid system ID" },
 219     { 0x00000010, "[Reserved]" },
 220     { 0x00000011, "Cancel SM failed" },
 221     { 0x00000012, "[Reserved]" },
 222     { 0x00000013, "Replace SM failed" },
 223     { 0x00000014, "Message queue full" },
 224     { 0x00000015, "Invalid service type" },
 225     { 0x00000033, "Invalid number of destinations" },
 226     { 0x00000034, "Invalid distribution list name" },
 227     { 0x00000040, "Destination flag is invalid (submit_multi)" },
 228     { 0x00000041, "[Reserved]" },
 229     { 0x00000042, "Invalid 'submit with replace' request" },
 230     { 0x00000043, "Invalid esm_class field data" },
 231     { 0x00000044, "Cannot submit to distribution list" },
 232     { 0x00000045, "submit_sm or submit_multi failed" },
 233     { 0x00000046, "[Reserved]" },
 234     { 0x00000047, "[Reserved]" },
 235     { 0x00000048, "Invalid source address TON" },
 236     { 0x00000049, "Invalid source address NPI" },
 237     { 0x00000050, "Invalid destination address TON" },
 238     { 0x00000051, "Invalid destination address NPI" },
 239     { 0x00000052, "[Reserved]" },
 240     { 0x00000053, "Invalid system_type field" },
 241     { 0x00000054, "Invalid replace_if_present flag" },
 242     { 0x00000055, "Invalid number of messages" },
 243     { 0x00000056, "[Reserved]" },
 244     { 0x00000057, "[Reserved]" },
 245     { 0x00000058, "Throttling error (ESME exceeded allowed message limits)" },
 246     { 0x00000059, "[Reserved]" },
 247     { 0x00000060, "[Reserved]" },
 248     { 0x00000061, "Invalid scheduled delivery time" },
 249     { 0x00000062, "Invalid message validity period (expirey time)" },
 250     { 0x00000063, "Predefined message invalid or not found" },
 251     { 0x00000064, "ESME receiver temporary app error code" },
 252     { 0x00000065, "ESME receiver permanent app error code" },
 253     { 0x00000066, "ESME receiver reject message error code" },
 254     { 0x00000067, "query_sm request failed" },
 255     { 0x000000C0, "Error in the optional part of the PDU body" },
 256     { 0x000000C1, "Optional parameter not allowed" },
 257     { 0x000000C2, "Invalid parameter length" },
 258     { 0x000000C3, "Expected optional parameter missing" },
 259     { 0x000000C4, "Invalid optional parameter  value" },
 260     { 0x000000FE, "Delivery failure (used for data_sm_resp)" },
 261     { 0x000000FF, "Unknown error" },
 262     { 0, NULL }
 263 };
 264
 265 static const value_string vals_addr_ton[] = {
 266     { 0, "Unknown" },
 267     { 1, "International" },
 268     { 2, "National" },
 269     { 3, "Network specific" },
 270     { 4, "Subscriber number" },
 271     { 5, "Alphanumeric" },
 272     { 6, "Abbreviated" },
 273     { 0, NULL }
 274 };
 275
 276 static const value_string vals_addr_npi[] = {
 277     {  0, "Unknown" },
 278     {  1, "ISDN (E163/E164)" },
 279     {  3, "Data (X.121)" },
 280     {  4, "Telex (F.69)" },
 281     {  6, "Land mobile (E.212)" },
 282     {  8, "National" },
 283     {  9, "Private" },
 284     { 10, "ERMES" },
 285     { 14, "Internet (IP)" },
 286     { 18, "WAP client Id" },
 287     {  0, NULL }
 288 };
 289
 290 static const value_string vals_esm_submit_msg_mode[] = {
 291     {  0x0, "Default SMSC mode" },
 292     {  0x1, "Datagram mode" },
 293     {  0x2, "Forward mode" },
 294     {  0x3, "Store and forward mode" },
 295     {  0, NULL }
 296 };
 297
 298 static const value_string vals_esm_submit_msg_type[] = {
 299     {  0x0, "Default message type" },
 300     {  0x1, "Short message contains SMSC Delivery Receipt" },
 301     {  0x2, "Short message contains (E)SME delivery acknowledgement" },
 302     {  0x3, "Reserved" },
 303     {  0x4, "Short message contains (E)SME manual/user acknowledgement" },
 304     {  0x5, "Reserved" },
 305     {  0x6, "Short message contains conversation abort" },
 306     {  0x7, "Reserved" },
 307     {  0x8, "Short message contains intermediate delivery notification" },
 308     {  0, NULL }
 309 };
 310
 311 static const value_string vals_esm_submit_features[] = {
 312     {  0x0, "No specific features selected" },
 313     {  0x1, "UDHI indicator" },
 314     {  0x2, "Reply path" },
 315     {  0x3, "UDHI and reply path" },
 316     {  0, NULL }
 317 };
 318
 319 static const value_string vals_priority_flag[] = {
 320     {  0, "GSM: None      ANSI-136: Bulk         IS-95: Normal" },
 321     {  1, "GSM: priority  ANSI-136: Normal       IS-95: Interactive" },
 322     {  2, "GSM: priority  ANSI-136: Urgent       IS-95: Urgent" },
 323     {  3, "GSM: priority  ANSI-136: Very Urgent  IS-95: Emergency" },
 324     {  0, NULL }
 325 };
 326
 327 static const value_string vals_regdel_receipt[] = {
 328     {  0x0, "No SMSC delivery receipt requested" },
 329     {  0x1, "Delivery receipt requested (for success or failure)" },
 330     {  0x2, "Delivery receipt requested (for failure)" },
 331     {  0x3, "Reserved" },
 332     {  0, NULL }
 333 };
 334
 335 static const value_string vals_regdel_acks[] = {
 336     {  0x0, "No recipient SME acknowledgement requested" },
 337     {  0x1, "SME delivery acknowledgement requested" },
 338     {  0x2, "SME manual/user acknowledgement requested" },
 339     {  0x3, "Both delivery and manual/user acknowledgement requested" },
 340     {  0, NULL }
 341 };
 342
 343 static const value_string vals_regdel_notif[] = {
 344     {  0x0, "No intermediate notification requested" },
 345     {  0x1, "Intermediate notification requested" },
 346     {  0, NULL }
 347 };
 348
 349 static const value_string vals_replace_if_present_flag[] = {
 350     {  0x0, "Don't replace" },
 351     {  0x1, "Replace" },
 352     {  0, NULL }
 353 };
 354
 355 static const value_string vals_data_coding[] = {
 356     {  0, "SMSC default alphabet" },
 357     {  1, "IA5 (CCITT T.50/ASCII (ANSI X3.4)" },
 358     {  2, "Octet unspecified (8-bit binary)" },
 359     {  3, "Latin 1 (ISO-8859-1)" },
 360     {  4, "Octet unspecified (8-bit binary)" },
 361     {  5, "JIS (X 0208-1990)" },
 362     {  6, "Cyrillic (ISO-8859-5)" },
 363     {  7, "Latin/Hebrew (ISO-8859-8)" },
 364     {  8, "UCS2 (ISO/IEC-10646)" },
 365     {  9, "Pictogram encoding" },
 366     {  10, "ISO-2022-JP (Music codes)" },
 367     {  11, "reserved" },
 368     {  12, "reserved" },
 369     {  13, "Extended Kanji JIS(X 0212-1990)" },
 370     {  14, "KS C 5601" },
 371     /*! \todo Rest to be defined (bitmask?) according GSM 03.38 */
 372     {  0, NULL }
 373 };
 374
 375 static const value_string vals_message_state[] = {
 376     {  1, "ENROUTE" },
 377     {  2, "DELIVERED" },
 378     {  3, "EXPIRED" },
 379     {  4, "DELETED" },
 380     {  5, "UNDELIVERABLE" },
 381     {  6, "ACCEPTED" },
 382     {  7, "UNKNOWN" },
 383     {  8, "REJECTED" },
 384     {  0, NULL }
 385 };
 386
 387 static const value_string vals_addr_subunit[] = {
 388     {  0, "Unknown -default-" },
 389     {  1, "MS Display" },
 390     {  2, "Mobile equipment" },
 391     {  3, "Smart card 1" },
 392     {  4, "External unit 1" },
 393     {  0, NULL }
 394 };
 395
 396 static const value_string vals_network_type[] = {
 397     {  0, "Unknown" },
 398     {  1, "GSM" },
 399     {  2, "ANSI-136/TDMA" },
 400     {  3, "IS-95/CDMA" },
 401     {  4, "PDC" },
 402     {  5, "PHS" },
 403     {  6, "iDEN" },
 404     {  7, "AMPS" },
 405     {  8, "Paging network" },
 406     {  0, NULL }
 407 };
 408
 409 static const value_string vals_bearer_type[] = {
 410     {  0, "Unknown" },
 411     {  1, "SMS" },
 412     {  2, "Circuit Switched Data (CSD)" },
 413     {  3, "Packet data" },
 414     {  4, "USSD" },
 415     {  5, "CDPD" },
 416     {  6, "DataTAC" },
 417     {  7, "FLEX/ReFLEX" },
 418     {  8, "Cell Broadcast" },
 419     {  0, NULL }
 420 };
 421
 422 static const value_string vals_payload_type[] = {
 423     {  0, "Default" },
 424     {  1, "WCMP message" },
 425     {  0, NULL }
 426 };
 427
 428 static const value_string vals_privacy_indicator[] = {
 429     {  0, "Not restricted -default-" },
 430     {  1, "Restricted" },
 431     {  2, "Confidential" },
 432     {  3, "Secret" },
 433     {  0, NULL }
 434 };
 435
 436 static const value_string vals_language_indicator[] = {
 437     {  0, "Unspecified -default-" },
 438     {  1, "english" },
 439     {  2, "french" },
 440     {  3, "spanish" },
 441     {  4, "german" },
 442     {  5, "portuguese" },
 443     {  0, NULL }
 444 };
 445
 446 static const value_string vals_display_time[] = {
 447     {  0, "Temporary" },
 448     {  1, "Default -default-" },
 449     {  2, "Invoke" },
 450     {  0, NULL }
 451 };
 452
 453 static const value_string vals_ms_validity[] = {
 454     {  0, "Store indefinitely -default-" },
 455     {  1, "Power down" },
 456     {  2, "SID based registration area" },
 457     {  3, "Display only" },
 458     {  0, NULL }
 459 };
 460
 461 static const value_string vals_dpf_result[] = {
 462     {  0, "DPF not set" },
 463     {  1, "DPF set" },
 464     {  0, NULL }
 465 };
 466
 467 static const value_string vals_set_dpf[] = {
 468     {  0, "Not requested (Set DPF for delivery failure)" },
 469     {  1, "Requested (Set DPF for delivery failure)" },
 470     {  0, NULL }
 471 };
 472
 473 static const value_string vals_ms_availability_status[] = {
 474     {  0, "Available -default-" },
 475     {  1, "Denied" },
 476     {  2, "Unavailable" },
 477     {  0, NULL }
 478 };
 479
 480 static const value_string vals_delivery_failure_reason[] = {
 481     {  0, "Destination unavailable" },
 482     {  1, "Destination address invalid" },
 483     {  2, "Permanent network error" },
 484     {  3, "Temporary network error" },
 485     {  0, NULL }
 486 };
 487
 488 static const value_string vals_more_messages_to_send[] = {
 489     {  0, "No more messages" },
 490     {  1, "More messages -default-" },
 491     {  0, NULL }
 492 };
 493
 494 static const value_string vals_its_reply_type[] = {
 495     {  0, "Digit" },
 496     {  1, "Number" },
 497     {  2, "Telephone no." },
 498     {  3, "Password" },
 499     {  4, "Character line" },
 500     {  5, "Menu" },
 501     {  6, "Date" },
 502     {  7, "Time" },
 503     {  8, "Continue" },
 504     {  0, NULL }
 505 };
 506
 507 static const value_string vals_ussd_service_op[] = {
 508     {  0, "PSSD indication" },
 509     {  1, "PSSR indication" },
 510     {  2, "USSR request" },
 511     {  3, "USSN request" },
 512     { 16, "PSSD response" },
 513     { 17, "PSSR response" },
 514     { 18, "USSR confirm" },
 515     { 19, "USSN confirm" },
 516     {  0, NULL }
 517 };
 518
 519 static const value_string vals_msg_wait_ind[] = {
 520     {  0, "Set indication inactive" },
 521     {  1, "Set indication active" },
 522     {  0, NULL }
 523 };
 524
 525 static const value_string vals_msg_wait_type[] = {
 526     {  0, "Voicemail message waiting" },
 527     {  1, "Fax message waiting" },
 528     {  2, "Electronic mail message waiting" },
 529     {  3, "Other message waiting" },
 530     {  0, NULL }
 531 };
 532
 533 static const value_string vals_callback_num_pres[] = {
 534     {  0, "Presentation allowed" },
 535     {  1, "Presentation restricted" },
 536     {  2, "Number not available" },
 537     {  3, "[Reserved]" },
 538     {  0, NULL }
 539 };
 540
 541 static const value_string vals_callback_num_scrn[] = {
 542     {  0, "User provided, not screened" },
 543     {  1, "User provided, verified and passed" },
 544     {  2, "User provided, verified and failed" },
 545     {  3, "Network provided" },
 546     {  0, NULL }
 547 };
 548
 549 static const value_string vals_network_error_type[] = {
 550     {  1, "ANSI-136" },
 551     {  2, "IS-95" },
 552     {  3, "GSM" },
 553     {  4, "[Reserved]" },
 554     {  0, NULL }
 555 };
 556
 557 static const value_string vals_its_session_ind[] = {
 558     {  0, "End of session indicator inactive" },
 559     {  1, "End of session indicator active" },
 560     {  0, NULL }
 561 };
 562
 563 /*!
 564  * SMPP equivalent of mktime() (3). Convert date to standard 'time_t' format
 565  *
 566  * \param       datestr The SMPP-formatted date to convert
 567  * \param       secs    Returns the 'time_t' equivalent
 568  * \param       nsecs   Returns the additional nano-seconds
 569  *
 570  * \return              Whether time is specified relative or absolute
 571  * \retval      TRUE    Relative time
 572  * \retval      FALSE   Absolute time
 573  */
 574 static gboolean
 575 smpp_mktime(char *datestr, time_t *secs, int *nsecs)
 576 {
 577     struct tm    r_time;
 578     time_t       t_diff;
 579     gboolean     relative = FALSE;
 580
 581     r_time.tm_year = 10 * (datestr[0] - '0') + (datestr[1] - '0');
 582     /*
 583      * Y2K rollover date as recommended in appendix C
 584      */
 585     if (r_time.tm_year < 38)
 586         r_time.tm_year += 100;
 587     r_time.tm_mon  = 10 * (datestr[2] - '0') + (datestr[3] - '0');
 588     r_time.tm_mon--;
 589     r_time.tm_mday = 10 * (datestr[4] - '0') + (datestr[5] - '0');
 590     r_time.tm_hour = 10 * (datestr[6] - '0') + (datestr[7] - '0');
 591     r_time.tm_min  = 10 * (datestr[8] - '0') + (datestr[9] - '0');
 592     r_time.tm_sec  = 10 * (datestr[10] - '0') + (datestr[11] - '0');
 593     r_time.tm_isdst = -1;
 594     *secs = mktime(&r_time);
 595     *nsecs = (datestr[12] - '0') * 100000000;
 596     t_diff = (10 * (datestr[13] - '0') + (datestr[14] - '0')) * 900;
 597     if (datestr[15] == '+')
 598         *secs += t_diff;
 599     else if (datestr[15] == '-')
 600         *secs -= t_diff;
 601     else                                /* Must be relative ('R')       */
 602         relative = TRUE;
 603     return relative;
 604 }
 605
 606 /*!
 607  * Scanning routines to add standard types (byte, int, string...) to the
 608  * protocol tree.
 609  *
 610  * \param       tree    The protocol tree to add to
 611  * \param       tvb     Buffer containing the data
 612  * \param       field   Actual field whose value needs displaying
 613  * \param       offset  Location of field in buffer, returns location of
 614  *                      next field
 615  */
 616 static void
 617 smpp_handle_string(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
 618 {
 619     char         strval[BUFSIZ];
 620     gint         len;
 621
 622     len = tvb_get_nstringz(tvb, *offset, BUFSIZ, strval);
 623     len++;
 624     if (*strval)
 625         proto_tree_add_string(tree, field, tvb, *offset, len, strval);
 626     (*offset) += len;
 627 }
 628
 629 static void
 630 smpp_handle_int1(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
 631 {
 632     guint8       val;
 633
 634     val = tvb_get_guint8(tvb, *offset);
 635     proto_tree_add_uint(tree, field, tvb, *offset, 1, val);
 636     (*offset)++;
 637 }
 638
 639 static void
 640 smpp_handle_int2(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
 641 {
 642     guint        val;
 643
 644     val = tvb_get_ntohs(tvb, *offset);
 645     proto_tree_add_uint(tree, field, tvb, *offset, 2, val);
 646     (*offset) += 2;
 647 }
 648
 649 static void
 650 smpp_handle_int4(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
 651 {
 652     guint        val;
 653
 654     val = tvb_get_ntohl(tvb, *offset);
 655     proto_tree_add_uint(tree, field, tvb, *offset, 4, val);
 656     (*offset) += 4;
 657 }
 658
 659 static void
 660 smpp_handle_time(proto_tree *tree, tvbuff_t *tvb,
 661                  int field, int field_R, int *offset)
 662 {
 663     char         strval[BUFSIZ];
 664     gint         len;
 665     nstime_t     tmptime;
 666
 667     len = tvb_get_nstringz(tvb, *offset, BUFSIZ, strval);
 668     len++;
 669     if (*strval)
 670     {
 671         if (smpp_mktime(strval, &tmptime.secs, &tmptime.nsecs))
 672             proto_tree_add_time(tree, field_R, tvb, *offset, len, &tmptime);
 673         else
 674             proto_tree_add_time(tree, field, tvb, *offset, len, &tmptime);
 675     }
 676     *offset += len;
 677 }
 678
 679 /*!
 680  * Scanning routine to handle the destination-list of 'submit_multi'
 681  *
 682  * \param       tree    The protocol tree to add to
 683  * \param       tvb     Buffer containing the data
 684  * \param       offset  Location of field in buffer, returns location of
 685  *                      next field
 686  */
 687 static void
 688 smpp_handle_dlist(proto_tree *tree, tvbuff_t *tvb, int *offset)
 689 {
 690     guint8       entries;
 691     int          tmpoff = *offset;
 692     proto_item  *sub_tree = NULL;
 693     guint8       dest_flag;
 694
 695     if ((entries = tvb_get_guint8(tvb, tmpoff++)))
 696     {
 697         sub_tree = proto_tree_add_item(tree, hf_smpp_dlist,
 698                                         tvb, *offset, 1, FALSE);
 699         proto_item_add_subtree(sub_tree, ett_dlist);
 700     }
 701     while (entries--)
 702     {
 703         dest_flag = tvb_get_guint8(tvb, tmpoff++);
 704         if (dest_flag == 1)                     /* SME address  */
 705         {
 706             smpp_handle_int1(sub_tree, tvb, hf_smpp_dest_addr_ton, &tmpoff);
 707             smpp_handle_int1(sub_tree, tvb, hf_smpp_dest_addr_npi, &tmpoff);
 708             smpp_handle_string(sub_tree,tvb,hf_smpp_destination_addr,&tmpoff);
 709         }
 710         else                                    /* Distribution list    */
 711         {
 712             smpp_handle_string(sub_tree, tvb, hf_smpp_dl_name, &tmpoff);
 713         }
 714     }
 715     *offset = tmpoff;
 716 }
 717
 718 /*!
 719  * Scanning routine to handle the destination result list
 720  * of 'submit_multi_resp'
 721  *
 722  * \param       tree    The protocol tree to add to
 723  * \param       tvb     Buffer containing the data
 724  * \param       offset  Location of field in buffer, returns location of
 725  *                      next field
 726  */
 727 static void
 728 smpp_handle_dlist_resp(proto_tree *tree, tvbuff_t *tvb, int *offset)
 729 {
 730     guint8       entries;
 731     int          tmpoff = *offset;
 732     proto_item  *sub_tree = NULL;
 733
 734     if ((entries = tvb_get_guint8(tvb, tmpoff++)))
 735     {
 736         sub_tree = proto_tree_add_item(tree, hf_smpp_dlist_resp,
 737                                        tvb, *offset, 1, FALSE);
 738         proto_item_add_subtree(sub_tree, ett_dlist_resp);
 739     }
 740     while (entries--)
 741     {
 742         smpp_handle_int1(sub_tree, tvb, hf_smpp_dest_addr_ton, &tmpoff);
 743         smpp_handle_int1(sub_tree, tvb, hf_smpp_dest_addr_npi, &tmpoff);
 744         smpp_handle_string(sub_tree,tvb,hf_smpp_destination_addr,&tmpoff);
 745         smpp_handle_int4(sub_tree, tvb, hf_smpp_error_status_code, &tmpoff);
 746     }
 747     *offset = tmpoff;
 748 }
 749
 750 /*!
 751  * Scanning routine to handle all optional parameters of SMPP-operations.
 752  * The parameters have the format Tag Length Value (TLV), with a 2-byte tag
 753  * and 2-byte length.
 754  *
 755  * \param       tree    The protocol tree to add to
 756  * \param       tvb     Buffer containing the data
 757  * \param       offset  Location of field in buffer, returns location of
 758  *                      next field
 759  */
 760 static void
 761 smpp_handle_tlv(proto_tree *tree, tvbuff_t *tvb, int *offset)
 762 {
 763     proto_item  *sub_tree = NULL;
 764     guint        tag;
 765     guint        length;
 766     guint8       field;
 767     guint8       major, minor;
 768     char         strval[BUFSIZ];
 769
 770     if (tvb_reported_length_remaining(tvb, *offset) >= 4)
 771     {
 772         sub_tree = proto_tree_add_item(tree, hf_smpp_opt_param,
 773                                        tvb, *offset, 0, FALSE);
 774         proto_item_add_subtree(sub_tree, ett_opt_param);
 775     }
 776
 777     while (tvb_reported_length_remaining(tvb, *offset) >= 4)
 778     {
 779         tag = tvb_get_ntohs(tvb, *offset);
 780         *offset += 2;
 781         length = tvb_get_ntohs(tvb, *offset);
 782         *offset += 2;
 783         switch (tag) {
 784             case  0x0005:       /* dest_addr_subunit    */
 785                 smpp_handle_int1(sub_tree, tvb,
 786                                  hf_smpp_dest_addr_subunit, offset);
 787                 break;
 788             case  0x0006:       /* dest_network_type    */
 789                 smpp_handle_int1(sub_tree, tvb,
 790                                  hf_smpp_dest_network_type, offset);
 791                 break;
 792             case  0x0007:       /* dest_bearer_type     */
 793                 smpp_handle_int1(sub_tree, tvb,
 794                                  hf_smpp_dest_bearer_type, offset);
 795                 break;
 796             case  0x0008:       /* dest_telematics_id   */
 797                 smpp_handle_int2(sub_tree, tvb,
 798                                  hf_smpp_dest_telematics_id, offset);
 799                 break;
 800             case  0x000D:       /* source_addr_subunit  */
 801                 smpp_handle_int1(sub_tree, tvb,
 802                                  hf_smpp_source_addr_subunit, offset);
 803                 break;
 804             case  0x000E:       /* source_network_type  */
 805                 smpp_handle_int1(sub_tree, tvb,
 806                                  hf_smpp_source_network_type, offset);
 807                 break;
 808             case  0x000F:       /* source_bearer_type   */
 809                 smpp_handle_int1(sub_tree, tvb,
 810                                  hf_smpp_source_bearer_type, offset);
 811                 break;
 812             case  0x0010:       /* source_telematics_id */
 813                 smpp_handle_int2(sub_tree, tvb,
 814                                  hf_smpp_source_telematics_id, offset);
 815                 break;
 816             case  0x0017:       /* qos_time_to_live     */
 817                 smpp_handle_int4(sub_tree, tvb,
 818                                  hf_smpp_qos_time_to_live, offset);
 819                 break;
 820             case  0x0019:       /* payload_type */
 821                 smpp_handle_int1(sub_tree, tvb,
 822                                  hf_smpp_payload_type, offset);
 823                 break;
 824             case  0x001D:       /* additional_status_info_text  */
 825                 smpp_handle_string(sub_tree, tvb,
 826                                    hf_smpp_additional_status_info_text, offset);
 827                 break;
 828             case  0x001E:       /* receipted_message_id */
 829                 smpp_handle_string(sub_tree, tvb,
 830                                    hf_smpp_receipted_message_id, offset);
 831                 break;
 832             case  0x0030:       /* ms_msg_wait_facilities       */
 833                 field = tvb_get_guint8(tvb, *offset);
 834                 proto_tree_add_item(sub_tree, hf_smpp_msg_wait_ind,
 835                                     tvb, *offset, 1, field);
 836                 proto_tree_add_item(sub_tree, hf_smpp_msg_wait_type,
 837                                     tvb, *offset, 1, field);
 838                 (*offset)++;
 839                 break;
 840             case  0x0201:       /* privacy_indicator    */
 841                 smpp_handle_int1(sub_tree, tvb,
 842                                  hf_smpp_privacy_indicator, offset);
 843                 break;
 844             case  0x0202:       /* source_subaddress    */
 845                 smpp_handle_string(sub_tree, tvb,
 846                                    hf_smpp_source_subaddress, offset);
 847                 break;
 848             case  0x0203:       /* dest_subaddress      */
 849                 smpp_handle_string(sub_tree, tvb,
 850                                    hf_smpp_dest_subaddress, offset);
 851                 break;
 852             case  0x0204:       /* user_message_reference       */
 853                 smpp_handle_int2(sub_tree, tvb,
 854                                  hf_smpp_user_message_reference, offset);
 855                 break;
 856             case  0x0205:       /* user_response_code   */
 857                 smpp_handle_int1(sub_tree, tvb,
 858                                  hf_smpp_user_response_code, offset);
 859                 break;
 860             case  0x020A:       /* source_port  */
 861                 smpp_handle_int2(sub_tree, tvb,
 862                                  hf_smpp_source_port, offset);
 863                 break;
 864             case  0x020B:       /* destination_port     */
 865                 smpp_handle_int2(sub_tree, tvb,
 866                                  hf_smpp_destination_port, offset);
 867                 break;
 868             case  0x020C:       /* sar_msg_ref_num      */
 869                 smpp_handle_int2(sub_tree, tvb,
 870                                  hf_smpp_sar_msg_ref_num, offset);
 871                 break;
 872             case  0x020D:       /* language_indicator   */
 873                 smpp_handle_int1(sub_tree, tvb,
 874                                  hf_smpp_language_indicator, offset);
 875                 break;
 876             case  0x020E:       /* sar_total_segments   */
 877                 smpp_handle_int1(sub_tree, tvb,
 878                                  hf_smpp_sar_total_segments, offset);
 879                 break;
 880             case  0x020F:       /* sar_segment_seqnum   */
 881                 smpp_handle_int1(sub_tree, tvb,
 882                                  hf_smpp_sar_segment_seqnum, offset);
 883                 break;
 884             case  0x0210:       /* SC_interface_version */
 885                 field = tvb_get_guint8(tvb, *offset);
 886                 minor = field & 0x0F;
 887                 major = (field & 0xF0) >> 4;
 888                 sprintf(strval, "%d.%d", major, minor);
 889                 proto_tree_add_string(sub_tree, hf_smpp_SC_interface_version,
 890                                       tvb, *offset, 1, strval);
 891                 (*offset)++;
 892                 break;
 893             case  0x0302:       /* callback_num_pres_ind        */
 894                 field = tvb_get_guint8(tvb, *offset);
 895                 proto_tree_add_item(sub_tree, hf_smpp_callback_num_pres,
 896                                     tvb, *offset, 1, field);
 897                 proto_tree_add_item(sub_tree, hf_smpp_callback_num_scrn,
 898                                     tvb, *offset, 1, field);
 899                 (*offset)++;
 900                 break;
 901             case  0x0303:       /* callback_num_atag    */
 902                 if (length)
 903                     proto_tree_add_item(sub_tree, hf_smpp_callback_num_atag,
 904                                         tvb, *offset, length, FALSE);
 905                 (*offset) += length;
 906                 break;
 907             case  0x0304:       /* number_of_messages   */
 908                 smpp_handle_int1(sub_tree, tvb,
 909                                  hf_smpp_number_of_messages, offset);
 910                 break;
 911             case  0x0381:       /* callback_num */
 912                 if (length)
 913                     proto_tree_add_item(sub_tree, hf_smpp_callback_num,
 914                                         tvb, *offset, length, FALSE);
 915                 (*offset) += length;
 916                 break;
 917             case  0x0420:       /* dpf_result   */
 918                 smpp_handle_int1(sub_tree, tvb,
 919                                  hf_smpp_dpf_result, offset);
 920                 break;
 921             case  0x0421:       /* set_dpf      */
 922                 smpp_handle_int1(sub_tree, tvb,
 923                                  hf_smpp_set_dpf, offset);
 924                 break;
 925             case  0x0422:       /* ms_availability_status       */
 926                 smpp_handle_int1(sub_tree, tvb,
 927                                  hf_smpp_ms_availability_status, offset);
 928                 break;
 929             case  0x0423:       /* network_error_code   */
 930                 smpp_handle_int1(sub_tree, tvb,
 931                                  hf_smpp_network_error_type, offset);
 932                 smpp_handle_int2(sub_tree, tvb,
 933                                  hf_smpp_network_error_code, offset);
 934                 (*offset) += length;
 935                 break;
 936             case  0x0424:       /* message_payload      */
 937                 if (length)
 938                     proto_tree_add_item(sub_tree, hf_smpp_message_payload,
 939                                         tvb, *offset, length, FALSE);
 940                 (*offset) += length;
 941                 break;
 942             case  0x0425:       /* delivery_failure_reason      */
 943                 smpp_handle_int1(sub_tree, tvb,
 944                                  hf_smpp_delivery_failure_reason, offset);
 945                 break;
 946             case  0x0426:       /* more_messages_to_send        */
 947                 smpp_handle_int1(sub_tree, tvb,
 948                                  hf_smpp_more_messages_to_send, offset);
 949                 break;
 950             case  0x0427:       /* message_state        */
 951                 smpp_handle_int1(sub_tree, tvb,
 952                                  hf_smpp_message_state, offset);
 953                 break;
 954             case  0x0501:       /* ussd_service_op      */
 955                 smpp_handle_int1(sub_tree, tvb,
 956                                  hf_smpp_ussd_service_op, offset);
 957                 break;
 958             case  0x1201:       /* display_time */
 959                 smpp_handle_int1(sub_tree, tvb,
 960                                  hf_smpp_display_time, offset);
 961                 break;
 962             case  0x1203:       /* sms_signal   */
 963                 smpp_handle_int2(sub_tree, tvb,
 964                                  hf_smpp_sms_signal, offset);
 965                 /*! \todo Fill as per TIA/EIA-136-710-A         */
 966                 break;
 967             case  0x1204:       /* ms_validity  */
 968                 smpp_handle_int1(sub_tree, tvb,
 969                                  hf_smpp_ms_validity, offset);
 970                 break;
 971             case  0x130C:       /* alert_on_message_delivery    */
 972                 proto_tree_add_item(sub_tree,
 973                                     hf_smpp_alert_on_message_delivery,
 974                                     tvb, *offset, length, FALSE);
 975                 (*offset) += length;
 976                 break;
 977             case  0x1380:       /* its_reply_type       */
 978                 smpp_handle_int1(sub_tree, tvb,
 979                                  hf_smpp_its_reply_type, offset);
 980                 break;
 981             case  0x1383:       /* its_session_info     */
 982                 smpp_handle_int1(sub_tree, tvb,
 983                                  hf_smpp_its_session_number, offset);
 984                 field = tvb_get_guint8(tvb, *offset);
 985                 proto_tree_add_item(sub_tree, hf_smpp_its_session_sequence,
 986                                     tvb, *offset, 1, field);
 987                 proto_tree_add_item(sub_tree, hf_smpp_its_session_ind,
 988                                     tvb, *offset, 1, field);
 989                 (*offset)++;
 990                 break;
 991             default:
 992                 if ((tag >= 0x1400) && (tag <= 0x3FFF))
 993                     proto_tree_add_item(sub_tree, hf_smpp_vendor_op, tvb,
 994                                         *offset, length, FALSE);
 995                 else
 996                     proto_tree_add_item(sub_tree, hf_smpp_reserved_op, tvb,
 997                                         *offset, length, FALSE);
 998                 (*offset) += length;
 999                 break;
1000         }
1001     }
1002 }
1003
1004 /*!
1005  * The next set of routines handle the different operations, associated
1006  * with SMPP.
1007  */
1008 static void
1009 bind_receiver(proto_tree *tree, tvbuff_t *tvb)
1010 {
1011     int          offset = 0;
1012     guint8       field;
1013     guint8       major, minor;
1014     char         strval[BUFSIZ];
1015
1016     smpp_handle_string(tree, tvb, hf_smpp_system_id, &offset);
1017     smpp_handle_string(tree, tvb, hf_smpp_password, &offset);
1018     smpp_handle_string(tree, tvb, hf_smpp_system_type, &offset);
1019     field = tvb_get_guint8(tvb, offset++);
1020     minor = field & 0x0F;
1021     major = (field & 0xF0) >> 4;
1022     sprintf(strval, "%d.%d", major, minor);
1023     proto_tree_add_string(tree, hf_smpp_interface_version, tvb,
1024                           offset - 1, 1, strval);
1025     smpp_handle_int1(tree, tvb, hf_smpp_addr_ton, &offset);
1026     smpp_handle_int1(tree, tvb, hf_smpp_addr_npi, &offset);
1027     smpp_handle_string(tree, tvb, hf_smpp_address_range, &offset);
1028 }
1029
1030 #define bind_transmitter(a, b) bind_receiver(a, b)
1031
1032 static void
1033 query_sm(proto_tree *tree, tvbuff_t *tvb)
1034 {
1035     int          offset = 0;
1036
1037     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1038     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1039     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1040     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1041 }
1042
1043 #define bind_transceiver(a, b) bind_receiver(a, b)
1044
1045 static void
1046 outbind(proto_tree *tree, tvbuff_t *tvb)
1047 {
1048     int          offset = 0;
1049
1050     smpp_handle_string(tree, tvb, hf_smpp_system_id, &offset);
1051     smpp_handle_string(tree, tvb, hf_smpp_password, &offset);
1052 }
1053
1054 static void
1055 submit_sm(proto_tree *tree, tvbuff_t *tvb)
1056 {
1057     int          offset = 0;
1058     guint8       flag;
1059     guint8       length;
1060
1061     smpp_handle_string(tree, tvb, hf_smpp_service_type, &offset);
1062     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1063     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1064     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1065     smpp_handle_int1(tree, tvb, hf_smpp_dest_addr_ton, &offset);
1066     smpp_handle_int1(tree, tvb, hf_smpp_dest_addr_npi, &offset);
1067     smpp_handle_string(tree, tvb, hf_smpp_destination_addr, &offset);
1068     flag = tvb_get_guint8(tvb, offset);
1069     proto_tree_add_item(tree, hf_smpp_esm_submit_msg_mode,
1070                         tvb, offset, 1, flag);
1071     proto_tree_add_item(tree, hf_smpp_esm_submit_msg_type,
1072                         tvb, offset, 1, flag);
1073     proto_tree_add_item(tree, hf_smpp_esm_submit_features,
1074                         tvb, offset, 1, flag);
1075     offset++;
1076     smpp_handle_int1(tree, tvb, hf_smpp_protocol_id, &offset);
1077     smpp_handle_int1(tree, tvb, hf_smpp_priority_flag, &offset);
1078     smpp_handle_time(tree, tvb, hf_smpp_schedule_delivery_time,
1079                                 hf_smpp_schedule_delivery_time_r, &offset);
1080     smpp_handle_time(tree, tvb, hf_smpp_validity_period,
1081                                 hf_smpp_validity_period_r, &offset);
1082     flag = tvb_get_guint8(tvb, offset);
1083     proto_tree_add_item(tree, hf_smpp_regdel_receipt, tvb, offset, 1, flag);
1084     proto_tree_add_item(tree, hf_smpp_regdel_acks, tvb, offset, 1, flag);
1085     proto_tree_add_item(tree, hf_smpp_regdel_notif, tvb, offset, 1, flag);
1086     offset++;
1087     smpp_handle_int1(tree, tvb, hf_smpp_replace_if_present_flag, &offset);
1088     smpp_handle_int1(tree, tvb, hf_smpp_data_coding, &offset);
1089     smpp_handle_int1(tree, tvb, hf_smpp_sm_default_msg_id, &offset);
1090     length = tvb_get_guint8(tvb, offset);
1091     proto_tree_add_uint(tree, hf_smpp_sm_length, tvb, offset++, 1, length);
1092     if (length)
1093         proto_tree_add_item(tree, hf_smpp_short_message,
1094                             tvb, offset, length, FALSE);
1095     offset += length;
1096     smpp_handle_tlv(tree, tvb, &offset);
1097 }
1098
1099 #define deliver_sm(a, b) submit_sm(a, b)
1100
1101 static void
1102 replace_sm(proto_tree *tree, tvbuff_t *tvb)
1103 {
1104     int          offset = 0;
1105     guint8       flag;
1106     guint8       length;
1107
1108     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1109     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1110     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1111     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1112     smpp_handle_time(tree, tvb, hf_smpp_schedule_delivery_time,
1113                                 hf_smpp_schedule_delivery_time_r, &offset);
1114     smpp_handle_time(tree, tvb, hf_smpp_validity_period,
1115                                 hf_smpp_validity_period_r, &offset);
1116     flag = tvb_get_guint8(tvb, offset);
1117     proto_tree_add_item(tree, hf_smpp_regdel_receipt, tvb, offset, 1, flag);
1118     proto_tree_add_item(tree, hf_smpp_regdel_acks, tvb, offset, 1, flag);
1119     proto_tree_add_item(tree, hf_smpp_regdel_notif, tvb, offset, 1, flag);
1120     offset++;
1121     smpp_handle_int1(tree, tvb, hf_smpp_sm_default_msg_id, &offset);
1122     length = tvb_get_guint8(tvb, offset);
1123     proto_tree_add_uint(tree, hf_smpp_sm_length, tvb, offset++, 1, length);
1124     if (length)
1125         proto_tree_add_item(tree, hf_smpp_short_message,
1126                             tvb, offset, length, FALSE);
1127     offset += length;
1128 }
1129
1130 static void
1131 cancel_sm(proto_tree *tree, tvbuff_t *tvb)
1132 {
1133     int          offset = 0;
1134
1135     smpp_handle_string(tree, tvb, hf_smpp_service_type, &offset);
1136     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1137     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1138     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1139     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1140     smpp_handle_int1(tree, tvb, hf_smpp_dest_addr_ton, &offset);
1141     smpp_handle_int1(tree, tvb, hf_smpp_dest_addr_npi, &offset);
1142     smpp_handle_string(tree, tvb, hf_smpp_destination_addr, &offset);
1143 }
1144
1145 static void
1146 submit_multi(proto_tree *tree, tvbuff_t *tvb)
1147 {
1148     int          offset = 0;
1149     guint8       flag;
1150     guint8       length;
1151
1152     smpp_handle_string(tree, tvb, hf_smpp_service_type, &offset);
1153     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1154     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1155     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1156
1157     smpp_handle_dlist(tree, tvb, &offset);
1158
1159     flag = tvb_get_guint8(tvb, offset);
1160     proto_tree_add_item(tree, hf_smpp_esm_submit_msg_mode,
1161                         tvb, offset, 1, flag);
1162     proto_tree_add_item(tree, hf_smpp_esm_submit_msg_type,
1163                         tvb, offset, 1, flag);
1164     proto_tree_add_item(tree, hf_smpp_esm_submit_features,
1165                         tvb, offset, 1, flag);
1166     offset++;
1167     smpp_handle_int1(tree, tvb, hf_smpp_protocol_id, &offset);
1168     smpp_handle_int1(tree, tvb, hf_smpp_priority_flag, &offset);
1169     smpp_handle_time(tree, tvb, hf_smpp_schedule_delivery_time,
1170                                 hf_smpp_schedule_delivery_time_r, &offset);
1171     smpp_handle_time(tree, tvb, hf_smpp_validity_period,
1172                                 hf_smpp_validity_period_r, &offset);
1173     flag = tvb_get_guint8(tvb, offset);
1174     proto_tree_add_item(tree, hf_smpp_regdel_receipt, tvb, offset, 1, flag);
1175     proto_tree_add_item(tree, hf_smpp_regdel_acks, tvb, offset, 1, flag);
1176     proto_tree_add_item(tree, hf_smpp_regdel_notif, tvb, offset, 1, flag);
1177     offset++;
1178     smpp_handle_int1(tree, tvb, hf_smpp_replace_if_present_flag, &offset);
1179     smpp_handle_int1(tree, tvb, hf_smpp_data_coding, &offset);
1180     smpp_handle_int1(tree, tvb, hf_smpp_sm_default_msg_id, &offset);
1181     length = tvb_get_guint8(tvb, offset);
1182     proto_tree_add_uint(tree, hf_smpp_sm_length, tvb, offset++, 1, length);
1183     if (length)
1184         proto_tree_add_item(tree, hf_smpp_short_message,
1185                             tvb, offset, length, FALSE);
1186     offset += length;
1187     smpp_handle_tlv(tree, tvb, &offset);
1188 }
1189
1190 static void
1191 alert_notification(proto_tree *tree, tvbuff_t *tvb)
1192 {
1193     int          offset = 0;
1194
1195     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1196     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1197     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1198     smpp_handle_int1(tree, tvb, hf_smpp_esme_addr_ton, &offset);
1199     smpp_handle_int1(tree, tvb, hf_smpp_esme_addr_npi, &offset);
1200     smpp_handle_string(tree, tvb, hf_smpp_esme_addr, &offset);
1201     smpp_handle_tlv(tree, tvb, &offset);
1202 }
1203
1204 static void
1205 data_sm(proto_tree *tree, tvbuff_t *tvb)
1206 {
1207     int          offset = 0;
1208     guint8       flag;
1209
1210     smpp_handle_string(tree, tvb, hf_smpp_service_type, &offset);
1211     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_ton, &offset);
1212     smpp_handle_int1(tree, tvb, hf_smpp_source_addr_npi, &offset);
1213     smpp_handle_string(tree, tvb, hf_smpp_source_addr, &offset);
1214     smpp_handle_int1(tree, tvb, hf_smpp_dest_addr_ton, &offset);
1215     smpp_handle_int1(tree, tvb, hf_smpp_dest_addr_npi, &offset);
1216     smpp_handle_string(tree, tvb, hf_smpp_destination_addr, &offset);
1217     flag = tvb_get_guint8(tvb, offset);
1218     proto_tree_add_item(tree, hf_smpp_esm_submit_msg_mode,
1219                         tvb, offset, 1, flag);
1220     proto_tree_add_item(tree, hf_smpp_esm_submit_msg_type,
1221                         tvb, offset, 1, flag);
1222     proto_tree_add_item(tree, hf_smpp_esm_submit_features,
1223                         tvb, offset, 1, flag);
1224     offset++;
1225     flag = tvb_get_guint8(tvb, offset);
1226     proto_tree_add_item(tree, hf_smpp_regdel_receipt, tvb, offset, 1, flag);
1227     proto_tree_add_item(tree, hf_smpp_regdel_acks, tvb, offset, 1, flag);
1228     proto_tree_add_item(tree, hf_smpp_regdel_notif, tvb, offset, 1, flag);
1229     offset++;
1230     smpp_handle_int1(tree, tvb, hf_smpp_data_coding, &offset);
1231     smpp_handle_tlv(tree, tvb, &offset);
1232 }
1233
1234 /*!
1235  * The next set of routines handle the different operation-responses,
1236  * associated with SMPP.
1237  */
1238 static void
1239 bind_receiver_resp(proto_tree *tree, tvbuff_t *tvb)
1240 {
1241     int          offset = 0;
1242
1243     smpp_handle_string(tree, tvb, hf_smpp_system_id, &offset);
1244     smpp_handle_tlv(tree, tvb, &offset);
1245 }
1246
1247 #define bind_transmitter_resp(a, b) bind_receiver_resp(a, b)
1248
1249 static void
1250 query_sm_resp(proto_tree *tree, tvbuff_t *tvb)
1251 {
1252     int          offset = 0;
1253
1254     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1255     smpp_handle_time(tree, tvb, hf_smpp_final_date,
1256                                 hf_smpp_final_date_r, &offset);
1257     smpp_handle_int1(tree, tvb, hf_smpp_message_state, &offset);
1258     smpp_handle_int1(tree, tvb, hf_smpp_error_code, &offset);
1259 }
1260
1261 #define bind_transceiver_resp(a, b) bind_receiver_resp(a, b)
1262
1263 static void
1264 submit_sm_resp(proto_tree *tree, tvbuff_t *tvb)
1265 {
1266     int          offset = 0;
1267
1268     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1269 }
1270
1271 #define deliver_sm_resp(a, b) submit_sm_resp(a, b)
1272
1273 static void
1274 submit_multi_resp(proto_tree *tree, tvbuff_t *tvb)
1275 {
1276     int          offset = 0;
1277
1278     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1279     smpp_handle_dlist_resp(tree, tvb, &offset);
1280 }
1281
1282 static void
1283 data_sm_resp(proto_tree *tree, tvbuff_t *tvb)
1284 {
1285     int          offset = 0;
1286
1287     smpp_handle_string(tree, tvb, hf_smpp_message_id, &offset);
1288     smpp_handle_tlv(tree, tvb, &offset);
1289 }
1290
1291 /*
1292  * A 'heuristic dissector' that attemtps to establish whether we have
1293  * a genuine SMPP PDU here.
1294  * Only works when:
1295  *      at least the fixed header is there
1296  *      it is a 'well-known' operation
1297  *      has a 'well-known' status
1298  */
1299 static gboolean
1300 dissect_smpp_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
1301 {
1302     guint        command_id;            /* SMPP command         */
1303     guint        command_status;        /* Status code          */
1304
1305     if (tvb_reported_length(tvb) < 4 * 4)       /* Mandatory header     */
1306         return FALSE;
1307     command_id = tvb_get_ntohl(tvb, 4);         /* Only known commands  */
1308     if (match_strval(command_id, vals_command_id) == NULL)
1309         return FALSE;
1310     command_status = tvb_get_ntohl(tvb, 8);     /* ..with known status  */
1311     if (match_strval(command_status, vals_command_status) == NULL)
1312         return FALSE;
1313     dissect_smpp(tvb, pinfo, tree);
1314     return TRUE;
1315 }
1316
1317 /* Code to actually dissect the packets */
1318 static void
1319 dissect_smpp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
1320 {
1321     int          offset = 0;            /* Offset within tvbuff */
1322     guint        command_length;        /* length of PDU        */
1323     guint        command_id;            /* SMPP command         */
1324     guint        command_status;        /* Status code          */
1325     guint        sequence_number;       /* ...of command        */
1326
1327     /* Set up structures needed to add the protocol subtree and manage it */
1328     proto_item  *ti;
1329     proto_tree  *smpp_tree;
1330     tvbuff_t    *tmp_tvb;
1331
1332     /*
1333      * Safety: don't even try it when the mandatory header isn't present.
1334      */
1335     if (tvb_reported_length(tvb) < 4 * 4)
1336         return;
1337     command_length = tvb_get_ntohl(tvb, offset);
1338     offset += 4;
1339     command_id = tvb_get_ntohl(tvb, offset);
1340     offset += 4;
1341     command_status = tvb_get_ntohl(tvb, offset);
1342     offset +=4;
1343     sequence_number = tvb_get_ntohl(tvb, offset);
1344     offset += 4;
1345     /* Make entries in Protocol column and Info column on summary display */
1346     if (check_col(pinfo->cinfo, COL_PROTOCOL))
1347         col_set_str(pinfo->cinfo, COL_PROTOCOL, "SMPP");
1348
1349     if (check_col(pinfo->cinfo, COL_INFO))
1350     {
1351         col_clear(pinfo->cinfo, COL_INFO);
1352         col_add_fstr(pinfo->cinfo, COL_INFO, "SMPP %s",
1353                  val_to_str(command_id,vals_command_id,"unknown operation"));
1354         if (command_id & 0x80000000)
1355             col_append_fstr(pinfo->cinfo, COL_INFO, ": \"%s\"",
1356                             val_to_str(command_status, vals_command_status,
1357                                        "reserved error"));
1358         if (command_length > tvb_reported_length(tvb))
1359             col_append_str(pinfo->cinfo, COL_INFO, " [short packet]");
1360         if (command_length < tvb_reported_length(tvb))
1361             col_append_str(pinfo->cinfo, COL_INFO, " [trailing data]");
1362     }
1363
1364     /* In the interest of speed, if "tree" is NULL, don't do any work not
1365      * necessary to generate protocol tree items.
1366      */
1367     if (tree) {
1368
1369         /* create display subtree for the protocol      */
1370         ti = proto_tree_add_item(tree, proto_smpp, tvb, 0,
1371                                  command_length, FALSE);
1372         smpp_tree = proto_item_add_subtree(ti, ett_smpp);
1373
1374         /* add an item to the subtree                   */
1375         proto_tree_add_uint(smpp_tree, hf_smpp_command_length, tvb,
1376                             0, 4, command_length);
1377         proto_tree_add_uint(smpp_tree, hf_smpp_command_id, tvb,
1378                             4, 4, command_id);
1379         /* Status is only meaningful with responses     */
1380         if (command_id & 0x80000000)
1381             proto_tree_add_uint(smpp_tree, hf_smpp_command_status, tvb,
1382                                 8, 4, command_status);
1383         proto_tree_add_uint(smpp_tree, hf_smpp_sequence_number, tvb,
1384                             12, 4, sequence_number);
1385         /*
1386          * End of header. Don't dissect variable part if it is shortened.
1387          */
1388         if (command_length > tvb_reported_length(tvb))
1389             return;
1390         tmp_tvb = tvb_new_subset(tvb, offset, -1, command_length - offset);
1391         if (command_id & 0x80000000)
1392         {
1393             switch (command_id & 0x7FFFFFFF) {
1394                 /*
1395                  * All of these only have a fixed header
1396                  */
1397                 case 0:                         /* Generic nack */
1398                 case 6:                         /* Unbind resp  */
1399                 case 7:                         /* Replace SM resp      */
1400                 case 8:                         /* Cancel SM resp       */
1401                 case 21:                        /* Enquire link resp    */
1402                     break;
1403                 case 1:
1404                     if (!command_status)
1405                         bind_receiver_resp(smpp_tree, tmp_tvb);
1406                     break;
1407                 case 2:
1408                     if (!command_status)
1409                         bind_transmitter_resp(smpp_tree, tmp_tvb);
1410                     break;
1411                 case 3:
1412                     if (!command_status)
1413                         query_sm_resp(smpp_tree, tmp_tvb);
1414                     break;
1415                 case 4:
1416                     if (!command_status)
1417                         submit_sm_resp(smpp_tree, tmp_tvb);
1418                     break;
1419                 case 5:
1420                     if (!command_status)
1421                         deliver_sm_resp(smpp_tree, tmp_tvb);
1422                     break;
1423                 case 9:
1424                     if (!command_status)
1425                         bind_transceiver_resp(smpp_tree, tmp_tvb);
1426                     break;
1427                 case 33:
1428                     if (!command_status)
1429                         submit_multi_resp(smpp_tree, tmp_tvb);
1430                     break;
1431                 case 259:
1432                     if (!command_status)
1433                         data_sm_resp(smpp_tree, tmp_tvb);
1434                     break;
1435                 default:
1436                     break;
1437             }
1438         }
1439         else
1440         {
1441             switch (command_id) {
1442                 case  1:
1443                     bind_receiver(smpp_tree, tmp_tvb);
1444                     break;
1445                 case  2:
1446                     bind_transmitter(smpp_tree, tmp_tvb);
1447                     break;
1448                 case  3:
1449                     query_sm(smpp_tree, tmp_tvb);
1450                     break;
1451                 case  4:
1452                     submit_sm(smpp_tree, tmp_tvb);
1453                     break;
1454                 case  5:
1455                     deliver_sm(smpp_tree, tmp_tvb);
1456                     break;
1457                 case  6:                        /* Unbind       */
1458                 case 21:                        /* Enquire link */
1459                     break;
1460                 case  7:
1461                     replace_sm(smpp_tree, tmp_tvb);
1462                     break;
1463                 case  8:
1464                     cancel_sm(smpp_tree, tmp_tvb);
1465                     break;
1466                 case  9:
1467                     bind_transceiver(smpp_tree, tmp_tvb);
1468                     break;
1469                 case  11:
1470                     outbind(smpp_tree, tmp_tvb);
1471                     break;
1472                 case  33:
1473                     submit_multi(smpp_tree, tmp_tvb);
1474                     break;
1475                 case  258:
1476                     alert_notification(smpp_tree, tmp_tvb);
1477                     break;
1478                 case  259:
1479                     data_sm(smpp_tree, tmp_tvb);
1480                     break;
1481                 default:
1482                     break;
1483             }
1484         }
1485     }
1486     /* If this protocol has a sub-dissector call it here.       */
1487     return;
1488 }
1489
1490 /* Register the protocol with Ethereal */
1491 void
1492 proto_register_smpp(void)
1493 {
1494
1495     /* Setup list of header fields      */
1496     static hf_register_info hf[] = {
1497         {   &hf_smpp_command_length,
1498             {   "Length    ", "smpp.command_length",
1499                 FT_UINT32, BASE_DEC, NULL, 0x00,
1500                 "Total length of the SMPP PDU.",
1501                 HFILL
1502             }
1503         },
1504         {   &hf_smpp_command_id,
1505             {   "Operation ", "smpp.command_id",
1506                 FT_UINT32, BASE_HEX, VALS(vals_command_id), 0x00,
1507                 "Defines the SMPP PDU.",
1508                 HFILL
1509             }
1510         },
1511         {   &hf_smpp_command_status,
1512             {   "Result    ", "smpp.command_status",
1513                 FT_UINT32, BASE_HEX, VALS(vals_command_status), 0x00,
1514                 "Indicates success or failure of the SMPP request.",
1515                 HFILL
1516             }
1517         },
1518         {   &hf_smpp_sequence_number,
1519             {   "Sequence #", "smpp.sequence_number",
1520                 FT_UINT32, BASE_DEC, NULL, 0x00,
1521                 "A number to correlate requests with responses.",
1522                 HFILL
1523             }
1524         },
1525         {   &hf_smpp_system_id,
1526             {   "System ID", "smpp.system_id",
1527                 FT_STRING, BASE_NONE, NULL, 0x00,
1528                 "Identifies a system.",
1529                 HFILL
1530             }
1531         },
1532         {   &hf_smpp_password,
1533             {   "Password", "smpp.password",
1534                 FT_STRING, BASE_NONE, NULL, 0x00,
1535                 "Password used for authentication.",
1536                 HFILL
1537             }
1538         },
1539         {   &hf_smpp_system_type,
1540             {   "System type", "smpp.system_type",
1541                 FT_STRING, BASE_NONE, NULL, 0x00,
1542                 "Categorises the system.",
1543                 HFILL
1544             }
1545         },
1546         {   &hf_smpp_interface_version,
1547             {   "Version (if)", "smpp.interface_version",
1548                 FT_STRING, BASE_NONE, NULL, 0x00,
1549                 "Version of SMPP interface supported.",
1550                 HFILL
1551             }
1552         },
1553         {   &hf_smpp_service_type,
1554             {   "Service type", "smpp.service_type",
1555                 FT_STRING, BASE_NONE, NULL, 0x00,
1556                 "SMS application service associated with the message.",
1557                 HFILL
1558             }
1559         },
1560         {   &hf_smpp_addr_ton,
1561             {   "Type of number", "smpp.addr_ton",
1562                 FT_UINT8, BASE_HEX, VALS(vals_addr_ton), 0x00,
1563                 "Indicates the type of number, given in the address.",
1564                 HFILL
1565             }
1566         },
1567         {   &hf_smpp_source_addr_ton,
1568             {   "Type of number (originator)", "smpp.source_addr_ton",
1569                 FT_UINT8, BASE_HEX, VALS(vals_addr_ton), 0x00,
1570                 "Indicates originator type of number, given in the address.",
1571                 HFILL
1572             }
1573         },
1574         {   &hf_smpp_dest_addr_ton,
1575             {   "Type of number (recipient)", "smpp.dest_addr_ton",
1576                 FT_UINT8, BASE_HEX, VALS(vals_addr_ton), 0x00,
1577                 "Indicates recipient type of number, given in the address.",
1578                 HFILL
1579             }
1580         },
1581         {   &hf_smpp_addr_npi,
1582             {   "Numbering plan indicator", "smpp.addr_npi",
1583                 FT_UINT8, BASE_HEX, VALS(vals_addr_npi), 0x00,
1584                 "Gives the numbering plan this address belongs to.",
1585                 HFILL
1586             }
1587         },
1588         {   &hf_smpp_source_addr_npi,
1589             {   "Numbering plan indicator (originator)", "smpp.source_addr_npi",
1590                 FT_UINT8, BASE_HEX, VALS(vals_addr_npi), 0x00,
1591                 "Gives originator numbering plan this address belongs to.",
1592                 HFILL
1593             }
1594         },
1595         {   &hf_smpp_dest_addr_npi,
1596             {   "Numbering plan indicator (recipient)", "smpp.dest_addr_npi",
1597                 FT_UINT8, BASE_HEX, VALS(vals_addr_npi), 0x00,
1598                 "Gives recipient numbering plan this address belongs to.",
1599                 HFILL
1600             }
1601         },
1602         {   &hf_smpp_address_range,
1603             {   "Address", "smpp.address_range",
1604                 FT_STRING, BASE_NONE, NULL, 0x00,
1605                 "Given address or address range.",
1606                 HFILL
1607             }
1608         },
1609         {   &hf_smpp_source_addr,
1610             {   "Originator address", "smpp.source_addr",
1611                 FT_STRING, BASE_NONE, NULL, 0x00,
1612                 "Address of SME originating this message.",
1613                 HFILL
1614             }
1615         },
1616         {   &hf_smpp_destination_addr,
1617             {   "Recipient address", "smpp.destination_addr",
1618                 FT_STRING, BASE_NONE, NULL, 0x00,
1619                 "Address of SME receiving this message.",
1620                 HFILL
1621             }
1622         },
1623         {   &hf_smpp_esm_submit_msg_mode,
1624             {   "Messaging mode", "smpp.esm.submit.msg_mode",
1625                 FT_UINT8, BASE_HEX, VALS(vals_esm_submit_msg_mode), 0x03,
1626                 "Mode attribute for this message.",
1627                 HFILL
1628             }
1629         },
1630         {   &hf_smpp_esm_submit_msg_type,
1631             {   "Message type  ", "smpp.esm.submit.msg_type",
1632                 FT_UINT8, BASE_HEX, VALS(vals_esm_submit_msg_type), 0x3C,
1633                 "Type attribute for this message.",
1634                 HFILL
1635             }
1636         },
1637         {   &hf_smpp_esm_submit_features,
1638             {   "GSM features  ", "smpp.esm.submit.features",
1639                 FT_UINT8, BASE_HEX, VALS(vals_esm_submit_features), 0xC0,
1640                 "GSM network specific features.",
1641                 HFILL
1642             }
1643         },
1644         /*! \todo Get proper values from GSM-spec.      */
1645         {   &hf_smpp_protocol_id,
1646             {   "Protocol id.", "smpp.protocol_id",
1647                 FT_UINT8, BASE_HEX, NULL, 0x00,
1648                 "Protocol identifier according GSM 03.40.",
1649                 HFILL
1650             }
1651         },
1652         {   &hf_smpp_priority_flag,
1653             {   "Priority level", "smpp.priority_flag",
1654                 FT_UINT8, BASE_HEX, VALS(vals_priority_flag), 0x00,
1655                 "The priority level of the short message.",
1656                 HFILL
1657             }
1658         },
1659         {   &hf_smpp_schedule_delivery_time,
1660             {   "Scheduled delivery time", "smpp.schedule_delivery_time",
1661                 FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
1662                 "Scheduled time for delivery of short message.",
1663                 HFILL
1664             }
1665         },
1666         {   &hf_smpp_schedule_delivery_time_r,
1667             {   "Scheduled delivery time", "smpp.schedule_delivery_time_r",
1668                 FT_RELATIVE_TIME, BASE_NONE, NULL, 0x00,
1669                 "Scheduled time for delivery of short message.",
1670                 HFILL
1671             }
1672         },
1673         {   &hf_smpp_validity_period,
1674             {   "Validity period", "smpp.validity_period",
1675                 FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
1676                 "Validity period of this message.",
1677                 HFILL
1678             }
1679         },
1680         {   &hf_smpp_validity_period_r,
1681             {   "Validity period", "smpp.validity_period_r",
1682                 FT_RELATIVE_TIME, BASE_NONE, NULL, 0x00,
1683                 "Validity period of this message.",
1684                 HFILL
1685             }
1686         },
1687         {   &hf_smpp_regdel_receipt,
1688             {   "Delivery receipt  ", "smpp.regdel.receipt",
1689                 FT_UINT8, BASE_HEX, VALS(vals_regdel_receipt), 0x03,
1690                 "SMSC delivery receipt request.",
1691                 HFILL
1692             }
1693         },
1694         {   &hf_smpp_regdel_acks,
1695             {   "Message type      ", "smpp.regdel.acks",
1696                 FT_UINT8, BASE_HEX, VALS(vals_regdel_acks), 0x0C,
1697                 "SME acknowledgement request.",
1698                 HFILL
1699             }
1700         },
1701         {   &hf_smpp_regdel_notif,
1702             {   "Intermediate notif", "smpp.regdel.notif",
1703                 FT_UINT8, BASE_HEX, VALS(vals_regdel_notif), 0x10,
1704                 "Intermediate notification request.",
1705                 HFILL
1706             }
1707         },
1708         {   &hf_smpp_replace_if_present_flag,
1709             {   "Replace           ", "smpp.replace_if_present_flag",
1710                 FT_UINT8, BASE_HEX, VALS(vals_replace_if_present_flag), 0x01,
1711                 "Replace the short message with this one or not.",
1712                 HFILL
1713             }
1714         },
1715         {   &hf_smpp_data_coding,
1716             {   "Data coding", "smpp.data_coding",
1717                 FT_UINT8, BASE_HEX, VALS(vals_data_coding), 0x00,
1718                 "Defines the encoding scheme of the message.",
1719                 HFILL
1720             }
1721         },
1722         {   &hf_smpp_sm_default_msg_id,
1723             {   "Predefined message", "smpp.sm_default_msg_id",
1724                 FT_UINT8, BASE_DEC, NULL, 0x00,
1725                 "Index of a predefined ('canned') short message.",
1726                 HFILL
1727             }
1728         },
1729         {   &hf_smpp_sm_length,
1730             {   "Message length", "smpp.sm_length",
1731                 FT_UINT8, BASE_DEC, NULL, 0x00,
1732                 "Length of the message content.",
1733                 HFILL
1734             }
1735         },
1736         {   &hf_smpp_short_message,
1737             {   "Message", "smpp.message",
1738                 FT_NONE, BASE_NONE, NULL, 0x00,
1739                 "The actual message or data.",
1740                 HFILL
1741             }
1742         },
1743         {   &hf_smpp_message_id,
1744             {   "Message id.", "smpp.message_id",
1745                 FT_STRING, BASE_NONE, NULL, 0x00,
1746                 "Identifier of the submitted short message.",
1747                 HFILL
1748             }
1749         },
1750         {   &hf_smpp_dlist,
1751             {   "Destination list", "smpp.dlist",
1752                 FT_NONE, BASE_NONE, NULL, 0x00,
1753                 "The list of destinations for a short message.",
1754                 HFILL
1755             }
1756         },
1757         {   &hf_smpp_dlist_resp,
1758             {   "Unsuccesfull delivery list", "smpp.dlist_resp",
1759                 FT_NONE, BASE_NONE, NULL, 0x00,
1760                 "The list of unsuccesfull deliveries to destinations.",
1761                 HFILL
1762             }
1763         },
1764         {   &hf_smpp_dl_name,
1765             {   "Distr. list name", "smpp.dl_name",
1766                 FT_STRING, BASE_NONE, NULL, 0x00,
1767                 "The name of the distribution list.",
1768                 HFILL
1769             }
1770         },
1771         {   &hf_smpp_final_date,
1772             {   "Final date", "smpp.final_date",
1773                 FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
1774                 "Date-time when the queried message reached a final state.",
1775                 HFILL
1776             }
1777         },
1778         {   &hf_smpp_final_date_r,
1779             {   "Final date", "smpp.final_date_r",
1780                 FT_RELATIVE_TIME, BASE_NONE, NULL, 0x00,
1781                 "Date-time when the queried message reached a final state.",
1782                 HFILL
1783             }
1784         },
1785         {   &hf_smpp_message_state,
1786             {   "Message state", "smpp.message_state",
1787                 FT_UINT8, BASE_DEC, VALS(vals_message_state), 0x00,
1788                 "Specifies the status of the queried short message.",
1789                 HFILL
1790             }
1791         },
1792         {   &hf_smpp_error_code,
1793             {   "Error code", "smpp.error_code",
1794                 FT_UINT8, BASE_DEC, NULL, 0x00,
1795                 "Network specific error code defining reason for failure.",
1796                 HFILL
1797             }
1798         },
1799         {   &hf_smpp_error_status_code,
1800             {   "Status", "smpp.error_status_code",
1801                 FT_UINT32, BASE_HEX, VALS(vals_command_status), 0x00,
1802                 "Indicates success/failure of request for this address.",
1803                 HFILL
1804             }
1805         },
1806         {   &hf_smpp_esme_addr_ton,
1807             {   "Type of number (ESME)", "smpp.esme_addr_ton",
1808                 FT_UINT8, BASE_HEX, VALS(vals_addr_ton), 0x00,
1809                 "Indicates recipient type of number, given in the address.",
1810                 HFILL
1811             }
1812         },
1813         {   &hf_smpp_esme_addr_npi,
1814             {   "Numbering plan indicator (ESME)", "smpp.esme_addr_npi",
1815                 FT_UINT8, BASE_HEX, VALS(vals_addr_npi), 0x00,
1816                 "Gives the numbering plan this address belongs to.",
1817                 HFILL
1818             }
1819         },
1820         {   &hf_smpp_esme_addr,
1821             {   "ESME address", "smpp.esme_addr",
1822                 FT_STRING, BASE_NONE, NULL, 0x00,
1823                 "Address of ESME originating this message.",
1824                 HFILL
1825             }
1826         },
1827         {   &hf_smpp_dest_addr_subunit,
1828             {   "Subunit destination", "smpp.dest_addr_subunit",
1829                 FT_UINT8, BASE_HEX, VALS(vals_addr_subunit), 0x00,
1830                 "Subunit address within mobile to route message to.",
1831                 HFILL
1832             }
1833         },
1834         {   &hf_smpp_source_addr_subunit,
1835             {   "Subunit origin", "smpp.source_addr_subunit",
1836                 FT_UINT8, BASE_HEX, VALS(vals_addr_subunit), 0x00,
1837                 "Subunit address within mobile that generated the message.",
1838                 HFILL
1839             }
1840         },
1841         {   &hf_smpp_dest_network_type,
1842             {   "Destination network", "smpp.dest_network_type",
1843                 FT_UINT8, BASE_HEX, VALS(vals_network_type), 0x00,
1844                 "Network associated with the destination address.",
1845                 HFILL
1846             }
1847         },
1848         {   &hf_smpp_source_network_type,
1849             {   "Originator network", "smpp.source_network_type",
1850                 FT_UINT8, BASE_HEX, VALS(vals_network_type), 0x00,
1851                 "Network associated with the originator address.",
1852                 HFILL
1853             }
1854         },
1855         {   &hf_smpp_dest_bearer_type,
1856             {   "Destination bearer", "smpp.dest_bearer_type",
1857                 FT_UINT8, BASE_HEX, VALS(vals_bearer_type), 0x00,
1858                 "Desired bearer for delivery of message.",
1859                 HFILL
1860             }
1861         },
1862         {   &hf_smpp_source_bearer_type,
1863             {   "Originator bearer", "smpp.source_bearer_type",
1864                 FT_UINT8, BASE_HEX, VALS(vals_bearer_type), 0x00,
1865                 "Bearer over which the message originated.",
1866                 HFILL
1867             }
1868         },
1869         {   &hf_smpp_dest_telematics_id,
1870             {   "Telematic interworking (dest)", "smpp.dest_telematics_id",
1871                 FT_UINT16, BASE_HEX, NULL, 0x00,
1872                 "Telematic interworking to be used for message delivery.",
1873                 HFILL
1874             }
1875         },
1876         {   &hf_smpp_source_telematics_id,
1877             {   "Telematic interworking (orig)", "smpp.source_telematics_id",
1878                 FT_UINT16, BASE_HEX, NULL, 0x00,
1879                 "Telematic interworking used for message submission.",
1880                 HFILL
1881             }
1882         },
1883         {   &hf_smpp_qos_time_to_live,
1884             {   "Validity period", "smpp.qos_time_to_live",
1885                 FT_UINT32, BASE_DEC, NULL, 0x00,
1886                 "Number of seconds to retain message before expiry.",
1887                 HFILL
1888             }
1889         },
1890         {   &hf_smpp_payload_type,
1891             {   "Payload", "smpp.payload_type",
1892                 FT_UINT8, BASE_DEC, VALS(vals_payload_type), 0x00,
1893                 "PDU type contained in the message payload.",
1894                 HFILL
1895             }
1896         },
1897         {   &hf_smpp_additional_status_info_text,
1898             {   "Information", "smpp.additional_status_info_text",
1899                 FT_STRING, BASE_NONE, NULL, 0x00,
1900                 "Description of the meaning of a response PDU.",
1901                 HFILL
1902             }
1903         },
1904         {   &hf_smpp_receipted_message_id,
1905             {   "SMSC identifier", "smpp.receipted_message_id",
1906                 FT_STRING, BASE_NONE, NULL, 0x00,
1907                 "SMSC handle of the message being received.",
1908                 HFILL
1909             }
1910         },
1911         {   &hf_smpp_privacy_indicator,
1912             {   "Privacy indicator", "smpp.privacy_indicator",
1913                 FT_UINT8, BASE_DEC, VALS(vals_privacy_indicator), 0x00,
1914                 "Indicates the privacy level of the message.",
1915                 HFILL
1916             }
1917         },
1918         {   &hf_smpp_user_message_reference,
1919             {   "Message reference", "smpp.user_message_reference",
1920                 FT_UINT16, BASE_HEX, NULL, 0x00,
1921                 "Reference to the message, assigned by the user.",
1922                 HFILL
1923             }
1924         },
1925         {   &hf_smpp_user_response_code,
1926             {   "Application response code", "smpp.user_response_code",
1927                 FT_UINT8, BASE_HEX, NULL, 0x00,
1928                 "A response code set by the user.",
1929                 HFILL
1930             }
1931         },
1932         {   &hf_smpp_language_indicator,
1933             {   "Language", "smpp.language_indicator",
1934                 FT_UINT8, BASE_DEC, VALS(vals_language_indicator), 0x00,
1935                 "Indicates the language of the short message.",
1936                 HFILL
1937             }
1938         },
1939         {   &hf_smpp_source_port,
1940             {   "Source port", "smpp.source_port",
1941                 FT_UINT16, BASE_HEX, NULL, 0x00,
1942                 "Application port associated with the source of the message.",
1943                 HFILL
1944             }
1945         },
1946         {   &hf_smpp_destination_port,
1947             {   "Destination port", "smpp.destination_port",
1948                 FT_UINT16, BASE_HEX, NULL, 0x00,
1949                 "Application port associated with the destination of the message.",
1950                 HFILL
1951             }
1952         },
1953         {   &hf_smpp_sar_msg_ref_num,
1954             {   "SAR reference number", "smpp.sar_msg_ref_num",
1955                 FT_UINT16, BASE_DEC, NULL, 0x00,
1956                 "Reference number for a concatenated short message.",
1957                 HFILL
1958             }
1959         },
1960         {   &hf_smpp_sar_total_segments,
1961             {   "SAR size", "smpp.sar_total_segments",
1962                 FT_UINT16, BASE_DEC, NULL, 0x00,
1963                 "Number of segments of a concatenated short message.",
1964                 HFILL
1965             }
1966         },
1967         {   &hf_smpp_sar_segment_seqnum,
1968             {   "SAR sequence number", "smpp.sar_segment_seqnum",
1969                 FT_UINT8, BASE_DEC, NULL, 0x00,
1970                 "Segment number within a concatenated short message.",
1971                 HFILL
1972             }
1973         },
1974         {   &hf_smpp_display_time,
1975             {   "Display time", "smpp.display_time",
1976                 FT_UINT8, BASE_DEC, VALS(vals_display_time), 0x00,
1977                 "Associates a display time with the message on the handset.",
1978                 HFILL
1979             }
1980         },
1981         {   &hf_smpp_ms_validity,
1982             {   "Validity info", "smpp.ms_validity",
1983                 FT_UINT8, BASE_DEC, VALS(vals_ms_validity), 0x00,
1984                 "Associates validity info with the message on the handset.",
1985                 HFILL
1986             }
1987         },
1988         {   &hf_smpp_dpf_result,
1989             {   "Delivery pending set?", "smpp.dpf_result",
1990                 FT_UINT8, BASE_DEC, VALS(vals_dpf_result), 0x00,
1991                 "Indicates whether Delivery Pending Flag was set.",
1992                 HFILL
1993             }
1994         },
1995         {   &hf_smpp_set_dpf,
1996             {   "Request DPF set", "smpp.set_dpf",
1997                 FT_UINT8, BASE_DEC, VALS(vals_set_dpf), 0x00,
1998                 "Request to set the DPF for certain failure scenario's.",
1999                 HFILL
2000             }
2001         },
2002         {   &hf_smpp_ms_availability_status,
2003             {   "Availability status", "smpp.ms_availability_status",
2004                 FT_UINT8, BASE_DEC, VALS(vals_ms_availability_status), 0x00,
2005                 "Indicates the availability state of the handset.",
2006                 HFILL
2007             }
2008         },
2009         {   &hf_smpp_delivery_failure_reason,
2010             {   "Delivery failure reason", "smpp.delivery_failure_reason",
2011                 FT_UINT8, BASE_DEC, VALS(vals_delivery_failure_reason), 0x00,
2012                 "Indicates the reason for a failed delivery attempt.",
2013                 HFILL
2014             }
2015         },
2016         {   &hf_smpp_more_messages_to_send,
2017             {   "More messages?", "smpp.more_messages_to_send",
2018                 FT_UINT8, BASE_DEC, VALS(vals_more_messages_to_send), 0x00,
2019                 "Indicates more messages pending for the same destination.",
2020                 HFILL
2021             }
2022         },
2023         {   &hf_smpp_number_of_messages,
2024             {   "Number of messages", "smpp.number_of_messages",
2025                 FT_UINT8, BASE_DEC, NULL, 0x00,
2026                 "Indicates number of messages stored in a mailbox.",
2027                 HFILL
2028             }
2029         },
2030         {   &hf_smpp_its_reply_type,
2031             {   "Reply method", "smpp.its_reply_type",
2032                 FT_UINT8, BASE_DEC, VALS(vals_its_reply_type), 0x00,
2033                 "Indicates the handset reply method on message receipt.",
2034                 HFILL
2035             }
2036         },
2037         {   &hf_smpp_ussd_service_op,
2038             {   "USSD service operation", "smpp.ussd_service_op",
2039                 FT_UINT8, BASE_DEC, VALS(vals_ussd_service_op), 0x00,
2040                 "Indicates the USSD service operation.",
2041                 HFILL
2042             }
2043         },
2044         {   &hf_smpp_vendor_op,
2045             {   "Optional parameter - Vendor-specific", "smpp.vendor_op",
2046                 FT_NONE, BASE_NONE, NULL, 0x00,
2047                 "A supplied optional parameter specific to an SMSC-vendor.",
2048                 HFILL
2049             }
2050         },
2051         {   &hf_smpp_reserved_op,
2052             {   "Optional parameter - Reserved", "smpp.reserved_op",
2053                 FT_NONE, BASE_NONE, NULL, 0x00,
2054                 "An optional parameter that is reserved in this version.",
2055                 HFILL
2056             }
2057         },
2058         {   &hf_smpp_msg_wait_ind,
2059             {   "Indication", "smpp.msg_wait.ind",
2060                 FT_UINT8, BASE_HEX, VALS(vals_msg_wait_ind), 0x80,
2061                 "Indicates to the handset that a message is waiting.",
2062                 HFILL
2063             }
2064         },
2065         {   &hf_smpp_msg_wait_type,
2066             {   "Type      ", "smpp.msg_wait.type",
2067                 FT_UINT8, BASE_HEX, VALS(vals_msg_wait_type), 0x03,
2068                 "Indicates type of message that is waiting.",
2069                 HFILL
2070             }
2071         },
2072         {   &hf_smpp_SC_interface_version,
2073             {   "SMSC-supported version", "smpp.SC_interface_version",
2074                 FT_STRING, BASE_NONE, NULL, 0x00,
2075                 "Version of SMPP interface supported by the SMSC.",
2076                 HFILL
2077             }
2078         },
2079         {   &hf_smpp_callback_num_pres,
2080             {   "Presentation", "smpp.callback_num.pres",
2081                 FT_UINT8, BASE_HEX, VALS(vals_callback_num_pres), 0x0C,
2082                 "Controls the presentation indication.",
2083                 HFILL
2084             }
2085         },
2086         {   &hf_smpp_callback_num_scrn,
2087             {   "Screening   ", "smpp.callback_num.scrn",
2088                 FT_UINT8, BASE_HEX, VALS(vals_callback_num_scrn), 0x03,
2089                 "Controls screening of the callback-number.",
2090                 HFILL
2091             }
2092         },
2093         {   &hf_smpp_callback_num_atag,
2094             {   "Callback number - alphanumeric display tag",
2095                 "smpp.callback_num_atag",
2096                 FT_NONE, BASE_NONE, NULL, 0x00,
2097                 "Associates an alphanumeric display with call back number.",
2098                 HFILL
2099             }
2100         },
2101         {   &hf_smpp_callback_num,
2102             {   "Callback number", "smpp.callback_num",
2103                 FT_NONE, BASE_NONE, NULL, 0x00,
2104                 "Associates a call back number with the message.",
2105                 HFILL
2106             }
2107         },
2108         {   &hf_smpp_network_error_type,
2109             {   "Error type", "smpp.network_error.type",
2110                 FT_UINT8, BASE_DEC, VALS(vals_network_error_type), 0x00,
2111                 "Indicates the network type.",
2112                 HFILL
2113             }
2114         },
2115         {   &hf_smpp_network_error_code,
2116             {   "Error code", "smpp.network_error.code",
2117                 FT_UINT16, BASE_HEX, NULL, 0x00,
2118                 "Gives the actual network error code.",
2119                 HFILL
2120             }
2121         },
2122         {   &hf_smpp_message_payload,
2123             {   "Payload", "smpp.message_payload",
2124                 FT_NONE, BASE_NONE, NULL, 0x00,
2125                 "Short message user data.",
2126                 HFILL
2127             }
2128         },
2129         {   &hf_smpp_alert_on_message_delivery,
2130             {   "Alert on delivery", "smpp.alert_on_message_delivery",
2131                 FT_NONE, BASE_NONE, NULL, 0x00,
2132                 "Instructs the handset to alert user on message delivery.",
2133                 HFILL
2134             }
2135         },
2136         {   &hf_smpp_its_session_number,
2137             {   "Session number", "smpp.its_session.number",
2138                 FT_UINT8, BASE_DEC, NULL, 0x00,
2139                 "Session number of interactive teleservice.",
2140                 HFILL
2141             }
2142         },
2143         {   &hf_smpp_its_session_sequence,
2144             {   "Sequence number  ", "smpp.its_session.sequence",
2145                 FT_UINT8, BASE_HEX, NULL, 0xFE,
2146                 "Sequence number of the dialogue unit.",
2147                 HFILL
2148             }
2149         },
2150         {   &hf_smpp_its_session_ind,
2151             {   "Session indicator", "smpp.its_session.ind",
2152                 FT_UINT8, BASE_HEX, NULL, 0x01,
2153                 "Indicates whether this message is end of conversation.",
2154                 HFILL
2155             }
2156         },
2157         {   &hf_smpp_opt_param,
2158             {   "Optional parameters", "smpp.opt_param",
2159                 FT_NONE, BASE_NONE, NULL, 0x00,
2160                 "The list of optional parameters in this operation.",
2161                 HFILL
2162             }
2163         },
2164     };
2165     /* Setup protocol subtree array */
2166     static gint *ett[] = {
2167             &ett_smpp,
2168             &ett_dlist,
2169             &ett_dlist_resp,
2170             &ett_opt_param
2171     };
2172     /* Register the protocol name and description */
2173     proto_smpp = proto_register_protocol("Short Message Peer to Peer",
2174                                          "SMPP", "smpp");
2175
2176     /* Required function calls to register header fields and subtrees used */
2177     proto_register_field_array(proto_smpp, hf, array_length(hf));
2178     proto_register_subtree_array(ett, array_length(ett));
2179 }
2180
2181 /*
2182  * If dissector uses sub-dissector registration add a registration routine.
2183  * This format is required because a script is used to find these routines and
2184  * create the code that calls these routines.
2185  */
2186 void
2187 proto_reg_handoff_smpp(void)
2188 {
2189     dissector_handle_t smpp_handle;
2190
2191     /*
2192      * SMPP can be spoken on any port under TCP or X.25
2193      * ...how *do* we do that under X.25?
2194      *
2195      * We can register the heuristic SMPP dissector with X.25, for one
2196      * thing.  We don't currently have any mechanism to allow the user
2197      * to specify that a given X.25 circuit is to be dissected as SMPP,
2198      * however.
2199      */
2200     smpp_handle = create_dissector_handle(dissect_smpp, proto_smpp);
2201     dissector_add_handle("tcp.port", smpp_handle);
2202     heur_dissector_add("tcp", dissect_smpp_heur, proto_smpp);
2203     heur_dissector_add("x.25", dissect_smpp_heur, proto_smpp);
2204 }