epan/dissectors/packet-ros.c

   1 /* Do not modify this file. Changes will be overwritten.                      */
   2 /* Generated automatically by the ASN.1 to Wireshark dissector compiler       */
   3 /* packet-ros.c                                                               */
   4 /* asn2wrs.py -b -q -L -p ros -c ./ros.cnf -s ./packet-ros-template -D . -O ../.. ros.asn Remote-Operations-Information-Objects.asn */
   5
   6 /* packet-ros_asn1.c
   7  * Routines for ROS packet dissection
   8  * Graeme Lunt 2005
   9  *
  10  * Wireshark - Network traffic analyzer
  11  * By Gerald Combs <gerald@wireshark.org>
  12  * Copyright 1998 Gerald Combs
  13  *
  14  * SPDX-License-Identifier: GPL-2.0-or-later
  15  */
  16
  17 #include "config.h"
  18
  19 #include <epan/packet.h>
  20 #include <epan/conversation.h>
  21 #include <epan/asn1.h>
  22 #include <epan/expert.h>
  23 #include <wsutil/array.h>
  24
  25 #include "packet-ber.h"
  26 #include "packet-pres.h"
  27 #include "packet-ros.h"
  28
  29 #define PNAME  "X.880 OSI Remote Operations Service"
  30 #define PSNAME "ROS"
  31 #define PFNAME "ros"
  32
  33 void proto_register_ros(void);
  34 void proto_reg_handoff_ros(void);
  35
  36 /* Initialize the protocol and registered fields */
  37 static int proto_ros;
  38
  39 static proto_tree *top_tree;
  40 static uint32_t opcode;
  41 static uint32_t invokeid;
  42
  43 static  dissector_handle_t ros_handle;
  44
  45 typedef struct ros_conv_info_t {
  46   wmem_map_t *unmatched; /* unmatched operations */
  47   wmem_map_t *matched;   /* matched operations */
  48 } ros_conv_info_t;
  49
  50 typedef struct ros_call_response {
  51   bool is_request;
  52   uint32_t req_frame;
  53   nstime_t req_time;
  54   uint32_t rep_frame;
  55   unsigned invokeId;
  56 } ros_call_response_t;
  57
  58 static int hf_ros_response_in;
  59 static int hf_ros_response_to;
  60 static int hf_ros_time;
  61
  62
  63 static int hf_ros_invoke;                         /* Invoke */
  64 static int hf_ros_returnResult;                   /* ReturnResult */
  65 static int hf_ros_returnError;                    /* ReturnError */
  66 static int hf_ros_reject;                         /* T_reject */
  67 static int hf_ros_bind_invoke;                    /* T_bind_invoke */
  68 static int hf_ros_bind_result;                    /* T_bind_result */
  69 static int hf_ros_bind_error;                     /* T_bind_error */
  70 static int hf_ros_unbind_invoke;                  /* T_unbind_invoke */
  71 static int hf_ros_unbind_result;                  /* T_unbind_result */
  72 static int hf_ros_unbind_error;                   /* T_unbind_error */
  73 static int hf_ros_invokeId;                       /* InvokeId */
  74 static int hf_ros_linkedId;                       /* INTEGER */
  75 static int hf_ros_opcode;                         /* OperationCode */
  76 static int hf_ros_argument;                       /* T_argument */
  77 static int hf_ros_result;                         /* T_result */
  78 static int hf_ros_operationResult;                /* OperationResult */
  79 static int hf_ros_errcode;                        /* ErrorCode */
  80 static int hf_ros_parameter;                      /* T_parameter */
  81 static int hf_ros_problem;                        /* T_problem */
  82 static int hf_ros_general;                        /* GeneralProblem */
  83 static int hf_ros_invokeProblem;                  /* InvokeProblem */
  84 static int hf_ros_rejectResult;                   /* ReturnResultProblem */
  85 static int hf_ros_rejectError;                    /* ReturnErrorProblem */
  86 static int hf_ros_present;                        /* T_present */
  87 static int hf_ros_absent;                         /* NULL */
  88 static int hf_ros_local;                          /* INTEGER */
  89 static int hf_ros_global;                         /* OBJECT_IDENTIFIER */
  90
  91 /* Initialize the subtree pointers */
  92 static int ett_ros;
  93 static int ett_ros_unknown;
  94 static int ett_ros_invoke_argument;
  95 static int ett_ros_return_result;
  96 static int ett_ros_bind_invoke;
  97 static int ett_ros_bind_result;
  98 static int ett_ros_bind_error;
  99 static int ett_ros_unbind_invoke;
 100 static int ett_ros_unbind_result;
 101 static int ett_ros_unbind_error;
 102 static int ett_ros_ROS;
 103 static int ett_ros_Invoke;
 104 static int ett_ros_ReturnResult;
 105 static int ett_ros_T_result;
 106 static int ett_ros_ReturnError;
 107 static int ett_ros_Reject;
 108 static int ett_ros_T_problem;
 109 static int ett_ros_InvokeId;
 110 static int ett_ros_Code;
 111
 112 static expert_field ei_ros_dissector_oid_not_implemented;
 113 static expert_field ei_ros_unknown_ros_pdu;
 114
 115 static dissector_table_t ros_oid_dissector_table;
 116
 117 static wmem_map_t *protocol_table;
 118
 119 void
 120 register_ros_oid_dissector_handle(const char *oid, dissector_handle_t dissector, int proto _U_, const char *name, bool uses_rtse)
 121 {
 122         dissector_add_string("ros.oid", oid, dissector);
 123
 124         if(!uses_rtse)
 125           /* if we are not using RTSE, then we must register ROS with BER (ACSE) */
 126           register_ber_oid_dissector_handle(oid, ros_handle, proto, name);
 127 }
 128
 129 void
 130 register_ros_protocol_info(const char *oid, const ros_info_t *rinfo, int proto _U_, const char *name, bool uses_rtse)
 131 {
 132         wmem_map_insert(protocol_table, (void *)oid, (void *)rinfo);
 133
 134         if(!uses_rtse)
 135           /* if we are not using RTSE, then we must register ROS with BER (ACSE) */
 136           register_ber_oid_dissector_handle(oid, ros_handle, proto, name);
 137 }
 138
 139 static dissector_t ros_lookup_opr_dissector(int32_t opcode_lcl, const ros_opr_t *operations, bool argument)
 140 {
 141         /* we don't know what order asn2wrs/module definition is, so ... */
 142         if(operations) {
 143                 for(;operations->arg_pdu != (dissector_t)(-1); operations++)
 144                         if(operations->opcode == opcode_lcl)
 145                                 return argument ? operations->arg_pdu : operations->res_pdu;
 146
 147         }
 148         return NULL;
 149 }
 150
 151 static dissector_t ros_lookup_err_dissector(int32_t errcode, const ros_err_t *errors)
 152 {
 153         /* we don't know what order asn2wrs/module definition is, so ... */
 154         if(errors) {
 155                 for(;errors->err_pdu != (dissector_t) (-1); errors++) {
 156                         if(errors->errcode == errcode)
 157                                 return errors->err_pdu;
 158                 }
 159         }
 160         return NULL;
 161 }
 162
 163
 164 static int
 165 ros_try_string(const char *oid, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, struct SESSION_DATA_STRUCTURE* session)
 166 {
 167         ros_info_t *rinfo;
 168         int32_t    opcode_lcl = 0;
 169         const char *opname = NULL;
 170         const char *suffix = NULL;
 171         dissector_t opdissector = NULL;
 172         const value_string *lookup;
 173         proto_item *item=NULL;
 174         proto_tree *ros_tree=NULL;
 175
 176         if((session != NULL) && (oid != NULL) && ((rinfo = (ros_info_t*)wmem_map_lookup(protocol_table, oid)) != NULL)) {
 177
 178                 if(tree){
 179                         item = proto_tree_add_item(tree, *(rinfo->proto), tvb, 0, -1, ENC_NA);
 180                         ros_tree = proto_item_add_subtree(item, *(rinfo->ett_proto));
 181                 }
 182
 183                 col_set_str(pinfo->cinfo, COL_PROTOCOL, rinfo->name);
 184
 185                 /* if this is a bind operation */
 186                 if((session->ros_op & ROS_OP_TYPE_MASK) == ROS_OP_BIND) {
 187                         /* use the in-built operation codes */
 188                         if((session->ros_op & ROS_OP_PDU_MASK) ==  ROS_OP_ERROR)
 189                                 opcode_lcl = err_ros_bind;
 190                         else
 191                                 opcode_lcl = op_ros_bind;
 192                 } else
 193                         /* otherwise just take the opcode */
 194                         opcode_lcl = session->ros_op & ROS_OP_OPCODE_MASK;
 195
 196                 /* default lookup in the operations */
 197                 lookup = rinfo->opr_code_strings;
 198
 199                 switch(session->ros_op & ROS_OP_PDU_MASK) {
 200                 case ROS_OP_ARGUMENT:
 201                         opdissector = ros_lookup_opr_dissector(opcode_lcl, rinfo->opr_code_dissectors, true);
 202                         suffix = "_argument";
 203                         break;
 204                 case ROS_OP_RESULT:
 205                         opdissector = ros_lookup_opr_dissector(opcode_lcl, rinfo->opr_code_dissectors, false);
 206                         suffix = "_result";
 207                         break;
 208                 case ROS_OP_ERROR:
 209                         opdissector = ros_lookup_err_dissector(opcode_lcl, rinfo->err_code_dissectors);
 210                         lookup = rinfo->err_code_strings;
 211                         break;
 212                 default:
 213                         break;
 214                 }
 215
 216                 if(opdissector) {
 217
 218                         opname = val_to_str(opcode_lcl, lookup, "Unknown opcode (%d)");
 219
 220                         col_set_str(pinfo->cinfo, COL_INFO, opname);
 221                         if(suffix)
 222                                 col_append_str(pinfo->cinfo, COL_INFO, suffix);
 223
 224                         return (*opdissector)(tvb, pinfo, ros_tree, NULL);
 225                 }
 226         }
 227
 228         return 0;
 229 }
 230
 231 int
 232 call_ros_oid_callback(const char *oid, tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, struct SESSION_DATA_STRUCTURE* session)
 233 {
 234         tvbuff_t *next_tvb;
 235         int len;
 236
 237         next_tvb = tvb_new_subset_remaining(tvb, offset);
 238
 239         if(((len = ros_try_string(oid, next_tvb, pinfo, tree, session)) == 0) &&
 240            ((len = dissector_try_string_with_data(ros_oid_dissector_table, oid, next_tvb, pinfo, tree, true, session)) == 0)) {
 241                 proto_item *item;
 242                 proto_tree *next_tree;
 243
 244                 next_tree = proto_tree_add_subtree_format(tree, next_tvb, 0, -1, ett_ros_unknown, &item,
 245                                 "ROS: Dissector for OID:%s not implemented. Contact Wireshark developers if you want this supported", oid);
 246
 247                 expert_add_info_format(pinfo, item, &ei_ros_dissector_oid_not_implemented,
 248                                        "ROS: Dissector for OID %s not implemented", oid);
 249                 len = dissect_unknown_ber(pinfo, next_tvb, offset, next_tree);
 250         }
 251
 252         offset += len;
 253
 254         return offset;
 255 }
 256
 257
 258 static unsigned
 259 ros_info_hash_matched(const void *k)
 260 {
 261   const ros_call_response_t *key = (const ros_call_response_t *)k;
 262
 263   return key->invokeId;
 264 }
 265
 266 static int
 267 ros_info_equal_matched(const void *k1, const void *k2)
 268 {
 269   const ros_call_response_t *key1 = (const ros_call_response_t *)k1;
 270   const ros_call_response_t *key2 = (const ros_call_response_t *)k2;
 271
 272   if( key1->req_frame && key2->req_frame && (key1->req_frame!=key2->req_frame) ){
 273     return 0;
 274   }
 275   /* a response may span multiple frames
 276   if( key1->rep_frame && key2->rep_frame && (key1->rep_frame!=key2->rep_frame) ){
 277     return 0;
 278   }
 279   */
 280
 281   return key1->invokeId==key2->invokeId;
 282 }
 283
 284 static unsigned
 285 ros_info_hash_unmatched(const void *k)
 286 {
 287   const ros_call_response_t *key = (const ros_call_response_t *)k;
 288
 289   return key->invokeId;
 290 }
 291
 292 static int
 293 ros_info_equal_unmatched(const void *k1, const void *k2)
 294 {
 295   const ros_call_response_t *key1 = (const ros_call_response_t *)k1;
 296   const ros_call_response_t *key2 = (const ros_call_response_t *)k2;
 297
 298   return key1->invokeId==key2->invokeId;
 299 }
 300
 301 static ros_call_response_t *
 302 ros_match_call_response(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned invokeId, bool isInvoke)
 303 {
 304   ros_call_response_t rcr, *rcrp=NULL;
 305   ros_conv_info_t *ros_info;
 306   conversation_t *conversation;
 307
 308   /* first see if we have already matched this */
 309   conversation = find_conversation_pinfo(pinfo, 0);
 310   if (conversation == NULL)
 311     return NULL;
 312
 313   ros_info = (ros_conv_info_t *)conversation_get_proto_data(conversation, proto_ros);
 314   if (ros_info == NULL)
 315     return NULL;
 316
 317   rcr.invokeId=invokeId;
 318   rcr.is_request = isInvoke;
 319
 320   if(isInvoke) {
 321     rcr.req_frame=pinfo->num;
 322     rcr.rep_frame=0;
 323   } else {
 324     rcr.req_frame=0;
 325     rcr.rep_frame=pinfo->num;
 326   }
 327
 328   rcrp=(ros_call_response_t *)wmem_map_lookup(ros_info->matched, &rcr);
 329
 330   if(rcrp) {
 331     /* we have found a match */
 332     rcrp->is_request=rcr.is_request;
 333
 334   } else {
 335
 336     /* we haven't found a match - try and match it up */
 337
 338     if(isInvoke) {
 339       /* this is a request - add it to the unmatched list */
 340
 341       /* check that we don't already have one of those in the
 342          unmatched list and if so remove it */
 343
 344       rcr.invokeId=invokeId;
 345
 346       rcrp=(ros_call_response_t *)wmem_map_lookup(ros_info->unmatched, &rcr);
 347
 348       if(rcrp){
 349         wmem_map_remove(ros_info->unmatched, rcrp);
 350       }
 351
 352       /* if we can't reuse the old one, grab a new chunk */
 353       if(!rcrp){
 354         rcrp=wmem_new(wmem_file_scope(), ros_call_response_t);
 355       }
 356       rcrp->invokeId=invokeId;
 357       rcrp->req_frame=pinfo->num;
 358       rcrp->req_time=pinfo->abs_ts;
 359       rcrp->rep_frame=0;
 360       rcrp->is_request=true;
 361       wmem_map_insert(ros_info->unmatched, rcrp, rcrp);
 362       return NULL;
 363
 364     } else {
 365
 366       /* this is a result - it should be in our unmatched list */
 367
 368       rcr.invokeId=invokeId;
 369       rcrp=(ros_call_response_t *)wmem_map_lookup(ros_info->unmatched, &rcr);
 370
 371       if(rcrp){
 372
 373         if(!rcrp->rep_frame){
 374           wmem_map_remove(ros_info->unmatched, rcrp);
 375           rcrp->rep_frame=pinfo->num;
 376           rcrp->is_request=false;
 377           wmem_map_insert(ros_info->matched, rcrp, rcrp);
 378         }
 379       }
 380     }
 381   }
 382
 383   if(rcrp){ /* we have found a match */
 384     proto_item *item = NULL;
 385
 386     if(rcrp->is_request){
 387       item=proto_tree_add_uint(tree, hf_ros_response_in, tvb, 0, 0, rcrp->rep_frame);
 388       proto_item_set_generated (item);
 389     } else {
 390       nstime_t ns;
 391       item=proto_tree_add_uint(tree, hf_ros_response_to, tvb, 0, 0, rcrp->req_frame);
 392       proto_item_set_generated (item);
 393       nstime_delta(&ns, &pinfo->abs_ts, &rcrp->req_time);
 394       item=proto_tree_add_time(tree, hf_ros_time, tvb, 0, 0, &ns);
 395       proto_item_set_generated (item);
 396     }
 397   }
 398
 399   return rcrp;
 400 }
 401
 402
 403
 404 static int
 405 dissect_ros_T_present(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 406   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 407                                                 &invokeid);
 408
 409   return offset;
 410 }
 411
 412
 413
 414 static int
 415 dissect_ros_NULL(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 416   offset = dissect_ber_null(implicit_tag, actx, tree, tvb, offset, hf_index);
 417
 418   return offset;
 419 }
 420
 421
 422 const value_string ros_InvokeId_vals[] = {
 423   {   0, "present" },
 424   {   1, "absent" },
 425   { 0, NULL }
 426 };
 427
 428 static const ber_choice_t InvokeId_choice[] = {
 429   {   0, &hf_ros_present         , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_ros_T_present },
 430   {   1, &hf_ros_absent          , BER_CLASS_UNI, BER_UNI_TAG_NULL, BER_FLAGS_NOOWNTAG, dissect_ros_NULL },
 431   { 0, NULL, 0, 0, 0, NULL }
 432 };
 433
 434 int
 435 dissect_ros_InvokeId(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 436   offset = dissect_ber_choice(actx, tree, tvb, offset,
 437                                  InvokeId_choice, hf_index, ett_ros_InvokeId,
 438                                  NULL);
 439
 440   return offset;
 441 }
 442
 443
 444
 445 static int
 446 dissect_ros_INTEGER(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 447   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 448                                                 NULL);
 449
 450   return offset;
 451 }
 452
 453
 454
 455 static int
 456 dissect_ros_OperationCode(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 457   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 458                                                 &opcode);
 459
 460   return offset;
 461 }
 462
 463
 464
 465 static int
 466 dissect_ros_T_argument(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 467   char *oid;
 468   proto_tree* subtree;
 469   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 470
 471   /* not sure what the length should be - -1 for now */
 472   subtree = proto_tree_add_subtree(tree, tvb, offset, -1, ett_ros_invoke_argument, NULL, "invoke argument");
 473
 474   ros_match_call_response(tvb, actx->pinfo, subtree, invokeid, true);
 475
 476   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 477         /* this should be ROS! */
 478         session->ros_op = (ROS_OP_INVOKE | ROS_OP_ARGUMENT);
 479         /* now add the opcode */
 480         session->ros_op |= opcode;
 481         offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 482   }
 483
 484
 485   return offset;
 486 }
 487
 488
 489 static const ber_sequence_t Invoke_sequence[] = {
 490   { &hf_ros_invokeId        , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ros_InvokeId },
 491   { &hf_ros_linkedId        , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_ros_INTEGER },
 492   { &hf_ros_opcode          , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_ros_OperationCode },
 493   { &hf_ros_argument        , BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ros_T_argument },
 494   { NULL, 0, 0, 0, NULL }
 495 };
 496
 497 static int
 498 dissect_ros_Invoke(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 499   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 500                                    Invoke_sequence, hf_index, ett_ros_Invoke);
 501
 502   return offset;
 503 }
 504
 505
 506
 507 static int
 508 dissect_ros_OperationResult(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 509   char *oid;
 510   proto_tree* subtree;
 511   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 512
 513   /* not sure what the length should be - -1 for now */
 514   subtree = proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_return_result, NULL, "return result");
 515
 516   ros_match_call_response(tvb, actx->pinfo, subtree, invokeid, false);
 517
 518   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 519         /* this should be ROS! */
 520         session->ros_op = (ROS_OP_INVOKE | ROS_OP_RESULT);
 521         /* now add the opcode */
 522         session->ros_op |= opcode;
 523         offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 524   }
 525
 526
 527   return offset;
 528 }
 529
 530
 531 static const ber_sequence_t T_result_sequence[] = {
 532   { &hf_ros_opcode          , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_ros_OperationCode },
 533   { &hf_ros_operationResult , BER_CLASS_ANY, 0, BER_FLAGS_NOOWNTAG, dissect_ros_OperationResult },
 534   { NULL, 0, 0, 0, NULL }
 535 };
 536
 537 static int
 538 dissect_ros_T_result(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 539   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 540                                    T_result_sequence, hf_index, ett_ros_T_result);
 541
 542   return offset;
 543 }
 544
 545
 546 static const ber_sequence_t ReturnResult_sequence[] = {
 547   { &hf_ros_invokeId        , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ros_InvokeId },
 548   { &hf_ros_result          , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ros_T_result },
 549   { NULL, 0, 0, 0, NULL }
 550 };
 551
 552 static int
 553 dissect_ros_ReturnResult(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 554   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 555                                    ReturnResult_sequence, hf_index, ett_ros_ReturnResult);
 556
 557   return offset;
 558 }
 559
 560
 561
 562 static int
 563 dissect_ros_ErrorCode(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 564   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 565                                                 &opcode);
 566
 567   return offset;
 568 }
 569
 570
 571
 572 static int
 573 dissect_ros_T_parameter(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 574   char *oid;
 575   proto_tree* subtree;
 576   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 577
 578   /* not sure what the length should be - -1 for now */
 579   subtree = proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_return_result, NULL, "return result");
 580
 581   ros_match_call_response(tvb, actx->pinfo, subtree, invokeid, false);
 582
 583   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 584         /* this should be ROS! */
 585         session->ros_op = (ROS_OP_INVOKE | ROS_OP_ERROR);
 586         /* now add the opcode  (really the error code) */
 587         session->ros_op |= opcode;
 588         offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 589   }
 590
 591
 592   return offset;
 593 }
 594
 595
 596 static const ber_sequence_t ReturnError_sequence[] = {
 597   { &hf_ros_invokeId        , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ros_InvokeId },
 598   { &hf_ros_errcode         , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_ros_ErrorCode },
 599   { &hf_ros_parameter       , BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ros_T_parameter },
 600   { NULL, 0, 0, 0, NULL }
 601 };
 602
 603 static int
 604 dissect_ros_ReturnError(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 605   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 606                                    ReturnError_sequence, hf_index, ett_ros_ReturnError);
 607
 608   return offset;
 609 }
 610
 611
 612 static const value_string ros_GeneralProblem_vals[] = {
 613   {   0, "unrecognizedPDU" },
 614   {   1, "mistypedPDU" },
 615   {   2, "badlyStructuredPDU" },
 616   { 0, NULL }
 617 };
 618
 619
 620 static int
 621 dissect_ros_GeneralProblem(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 622   uint32_t problem;
 623
 624     offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 625                                                 &problem);
 626
 627
 628   col_append_fstr(actx->pinfo->cinfo, COL_INFO, " %s", val_to_str(problem, ros_GeneralProblem_vals, "GeneralProblem(%d)"));
 629
 630
 631   return offset;
 632 }
 633
 634
 635 static const value_string ros_InvokeProblem_vals[] = {
 636   {   0, "duplicateInvocation" },
 637   {   1, "unrecognizedOperation" },
 638   {   2, "mistypedArgument" },
 639   {   3, "resourceLimitation" },
 640   {   4, "releaseInProgress" },
 641   {   5, "unrecognizedLinkedId" },
 642   {   6, "linkedResponseUnexpected" },
 643   {   7, "unexpectedLinkedOperation" },
 644   { 0, NULL }
 645 };
 646
 647
 648 static int
 649 dissect_ros_InvokeProblem(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 650   uint32_t problem;
 651
 652     offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 653                                                 &problem);
 654
 655
 656   col_append_fstr(actx->pinfo->cinfo, COL_INFO, " %s", val_to_str(problem, ros_InvokeProblem_vals, "InvokeProblem(%d)"));
 657
 658
 659   return offset;
 660 }
 661
 662
 663 static const value_string ros_ReturnResultProblem_vals[] = {
 664   {   0, "unrecognizedInvocation" },
 665   {   1, "resultResponseUnexpected" },
 666   {   2, "mistypedResult" },
 667   { 0, NULL }
 668 };
 669
 670
 671 static int
 672 dissect_ros_ReturnResultProblem(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 673   uint32_t problem;
 674
 675     offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 676                                                 &problem);
 677
 678
 679   col_append_fstr(actx->pinfo->cinfo, COL_INFO, " %s", val_to_str(problem, ros_ReturnResultProblem_vals, "ReturnResultProblem(%d)"));
 680
 681
 682   return offset;
 683 }
 684
 685
 686 static const value_string ros_ReturnErrorProblem_vals[] = {
 687   {   0, "unrecognizedInvocation" },
 688   {   1, "errorResponseUnexpected" },
 689   {   2, "unrecognizedError" },
 690   {   3, "unexpectedError" },
 691   {   4, "mistypedParameter" },
 692   { 0, NULL }
 693 };
 694
 695
 696 static int
 697 dissect_ros_ReturnErrorProblem(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 698   uint32_t problem;
 699
 700     offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 701                                                 &problem);
 702
 703
 704   col_append_fstr(actx->pinfo->cinfo, COL_INFO, " %s", val_to_str(problem, ros_ReturnErrorProblem_vals, "ReturnErrorProblem(%d)"));
 705
 706
 707   return offset;
 708 }
 709
 710
 711 static const value_string ros_T_problem_vals[] = {
 712   {   0, "general" },
 713   {   1, "invoke" },
 714   {   2, "returnResult" },
 715   {   3, "returnError" },
 716   { 0, NULL }
 717 };
 718
 719 static const ber_choice_t T_problem_choice[] = {
 720   {   0, &hf_ros_general         , BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_ros_GeneralProblem },
 721   {   1, &hf_ros_invokeProblem   , BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_ros_InvokeProblem },
 722   {   2, &hf_ros_rejectResult    , BER_CLASS_CON, 2, BER_FLAGS_IMPLTAG, dissect_ros_ReturnResultProblem },
 723   {   3, &hf_ros_rejectError     , BER_CLASS_CON, 3, BER_FLAGS_IMPLTAG, dissect_ros_ReturnErrorProblem },
 724   { 0, NULL, 0, 0, 0, NULL }
 725 };
 726
 727 static int
 728 dissect_ros_T_problem(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 729   offset = dissect_ber_choice(actx, tree, tvb, offset,
 730                                  T_problem_choice, hf_index, ett_ros_T_problem,
 731                                  NULL);
 732
 733   return offset;
 734 }
 735
 736
 737 static const ber_sequence_t Reject_sequence[] = {
 738   { &hf_ros_invokeId        , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ros_InvokeId },
 739   { &hf_ros_problem         , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ros_T_problem },
 740   { NULL, 0, 0, 0, NULL }
 741 };
 742
 743 static int
 744 dissect_ros_Reject(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 745   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 746                                    Reject_sequence, hf_index, ett_ros_Reject);
 747
 748   return offset;
 749 }
 750
 751
 752
 753 static int
 754 dissect_ros_T_reject(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 755         col_set_str(actx->pinfo->cinfo, COL_INFO, "Reject");
 756           offset = dissect_ros_Reject(implicit_tag, tvb, offset, actx, tree, hf_index);
 757
 758
 759
 760   return offset;
 761 }
 762
 763
 764
 765 static int
 766 dissect_ros_T_bind_invoke(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 767   char *oid;
 768   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 769
 770   /* not sure what the length should be - -1 for now */
 771   proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_bind_result, NULL, "bind-invoke");
 772
 773   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 774     /* this should be ROS! */
 775     session->ros_op = (ROS_OP_BIND | ROS_OP_ARGUMENT);
 776     offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 777   }
 778
 779
 780   return offset;
 781 }
 782
 783
 784
 785 static int
 786 dissect_ros_T_bind_result(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 787   char *oid;
 788   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 789
 790   /* not sure what the length should be - -1 for now */
 791   proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_bind_result, NULL, "bind-result");
 792
 793   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 794     /* this should be ROS! */
 795     session->ros_op = (ROS_OP_BIND | ROS_OP_RESULT);
 796     offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 797   }
 798
 799
 800   return offset;
 801 }
 802
 803
 804
 805 static int
 806 dissect_ros_T_bind_error(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 807   char *oid;
 808   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 809
 810   /* not sure what the length should be - -1 for now */
 811   proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_bind_error, NULL, "bind-error");
 812
 813   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 814     /* this should be ROS! */
 815     session->ros_op = (ROS_OP_BIND | ROS_OP_ERROR);
 816     offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 817   }
 818
 819
 820
 821   return offset;
 822 }
 823
 824
 825
 826 static int
 827 dissect_ros_T_unbind_invoke(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 828   char *oid;
 829   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 830
 831   /* not sure what the length should be - -1 for now */
 832   proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_unbind_invoke, NULL, "unbind-invoke");
 833
 834   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 835     /* this should be ROS! */
 836     session->ros_op = (ROS_OP_UNBIND | ROS_OP_ARGUMENT);
 837     offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 838   }
 839
 840
 841
 842   return offset;
 843 }
 844
 845
 846
 847 static int
 848 dissect_ros_T_unbind_result(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 849   char *oid;
 850   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 851
 852   /* not sure what the length should be - -1 for now */
 853   proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_unbind_result, NULL, "unbind-result");
 854
 855   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 856     /* this should be ROS! */
 857     session->ros_op = (ROS_OP_UNBIND | ROS_OP_RESULT);
 858     offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 859   }
 860
 861
 862   return offset;
 863 }
 864
 865
 866
 867 static int
 868 dissect_ros_T_unbind_error(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 869   char *oid;
 870   struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE *)actx->private_data;
 871
 872   /* not sure what the length should be - -1 for now */
 873   proto_tree_add_subtree(tree, tvb, offset,-1, ett_ros_unbind_error, NULL, "unbind-error");
 874
 875   if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(actx->pinfo, session->pres_ctx_id))) {
 876     /* this should be ROS! */
 877     session->ros_op = (ROS_OP_UNBIND | ROS_OP_ERROR);
 878     offset = call_ros_oid_callback(oid, tvb, offset, actx->pinfo, top_tree, session);
 879   }
 880
 881
 882   return offset;
 883 }
 884
 885
 886 const value_string ros_ROS_vals[] = {
 887   {   1, "invoke" },
 888   {   2, "returnResult" },
 889   {   3, "returnError" },
 890   {   4, "reject" },
 891   {  16, "bind-invoke" },
 892   {  17, "bind-result" },
 893   {  18, "bind-error" },
 894   {  19, "unbind-invoke" },
 895   {  20, "unbind-result" },
 896   {  21, "unbind-error" },
 897   { 0, NULL }
 898 };
 899
 900 static const ber_choice_t ROS_choice[] = {
 901   {   1, &hf_ros_invoke          , BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_ros_Invoke },
 902   {   2, &hf_ros_returnResult    , BER_CLASS_CON, 2, BER_FLAGS_IMPLTAG, dissect_ros_ReturnResult },
 903   {   3, &hf_ros_returnError     , BER_CLASS_CON, 3, BER_FLAGS_IMPLTAG, dissect_ros_ReturnError },
 904   {   4, &hf_ros_reject          , BER_CLASS_CON, 4, BER_FLAGS_IMPLTAG, dissect_ros_T_reject },
 905   {  16, &hf_ros_bind_invoke     , BER_CLASS_CON, 16, BER_FLAGS_IMPLTAG, dissect_ros_T_bind_invoke },
 906   {  17, &hf_ros_bind_result     , BER_CLASS_CON, 17, BER_FLAGS_IMPLTAG, dissect_ros_T_bind_result },
 907   {  18, &hf_ros_bind_error      , BER_CLASS_CON, 18, BER_FLAGS_IMPLTAG, dissect_ros_T_bind_error },
 908   {  19, &hf_ros_unbind_invoke   , BER_CLASS_CON, 19, BER_FLAGS_IMPLTAG, dissect_ros_T_unbind_invoke },
 909   {  20, &hf_ros_unbind_result   , BER_CLASS_CON, 20, BER_FLAGS_IMPLTAG, dissect_ros_T_unbind_result },
 910   {  21, &hf_ros_unbind_error    , BER_CLASS_CON, 21, BER_FLAGS_IMPLTAG, dissect_ros_T_unbind_error },
 911   { 0, NULL, 0, 0, 0, NULL }
 912 };
 913
 914 int
 915 dissect_ros_ROS(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 916   offset = dissect_ber_choice(actx, tree, tvb, offset,
 917                                  ROS_choice, hf_index, ett_ros_ROS,
 918                                  NULL);
 919
 920   return offset;
 921 }
 922
 923
 924
 925 static int
 926 dissect_ros_OBJECT_IDENTIFIER(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 927   offset = dissect_ber_object_identifier(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);
 928
 929   return offset;
 930 }
 931
 932
 933 const value_string ros_Code_vals[] = {
 934   {   0, "local" },
 935   {   1, "global" },
 936   { 0, NULL }
 937 };
 938
 939 static const ber_choice_t Code_choice[] = {
 940   {   0, &hf_ros_local           , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_ros_INTEGER },
 941   {   1, &hf_ros_global          , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_ros_OBJECT_IDENTIFIER },
 942   { 0, NULL, 0, 0, 0, NULL }
 943 };
 944
 945 int
 946 dissect_ros_Code(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 947   offset = dissect_ber_choice(actx, tree, tvb, offset,
 948                                  Code_choice, hf_index, ett_ros_Code,
 949                                  NULL);
 950
 951   return offset;
 952 }
 953
 954
 955 /*
 956 * Dissect ROS PDUs inside a PPDU.
 957 */
 958 static int
 959 dissect_ros(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void* data)
 960 {
 961         int offset = 0;
 962         int old_offset;
 963         proto_item *item;
 964         proto_tree *tree;
 965         proto_tree *next_tree=NULL;
 966         conversation_t *conversation;
 967         ros_conv_info_t *ros_info = NULL;
 968         asn1_ctx_t asn1_ctx;
 969         asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 970
 971         /* do we have application context from the acse dissector? */
 972         if (data == NULL)
 973                 return 0;
 974         asn1_ctx.private_data = data;
 975
 976         /* save parent_tree so subdissectors can create new top nodes */
 977         top_tree=parent_tree;
 978
 979         conversation = find_or_create_conversation(pinfo);
 980
 981         /*
 982          * Do we already have our info
 983          */
 984         ros_info = (ros_conv_info_t *)conversation_get_proto_data(conversation, proto_ros);
 985         if (ros_info == NULL) {
 986
 987           /* No.  Attach that information to the conversation. */
 988
 989           ros_info = (ros_conv_info_t *)wmem_new0(wmem_file_scope(), ros_conv_info_t);
 990           ros_info->matched=wmem_map_new(wmem_file_scope(), ros_info_hash_matched, ros_info_equal_matched);
 991           ros_info->unmatched=wmem_map_new(wmem_file_scope(), ros_info_hash_unmatched, ros_info_equal_unmatched);
 992
 993           conversation_add_proto_data(conversation, proto_ros, ros_info);
 994         }
 995
 996         item = proto_tree_add_item(parent_tree, proto_ros, tvb, 0, -1, ENC_NA);
 997         tree = proto_item_add_subtree(item, ett_ros);
 998
 999         col_set_str(pinfo->cinfo, COL_PROTOCOL, "ROS");
1000         col_clear(pinfo->cinfo, COL_INFO);
1001
1002         while (tvb_reported_length_remaining(tvb, offset) > 0){
1003                 old_offset=offset;
1004                 offset=dissect_ros_ROS(false, tvb, offset, &asn1_ctx , tree, -1);
1005                 if(offset == old_offset){
1006                         next_tree = proto_tree_add_subtree(tree, tvb, offset, -1, ett_ros_unknown, &item, "Unknown ROS PDU");
1007
1008                         expert_add_info(pinfo, item, &ei_ros_unknown_ros_pdu);
1009                         dissect_unknown_ber(pinfo, tvb, offset, next_tree);
1010                         break;
1011                 }
1012         }
1013
1014         return tvb_captured_length(tvb);
1015 }
1016
1017 /*--- proto_register_ros -------------------------------------------*/
1018 void proto_register_ros(void) {
1019
1020   /* List of fields */
1021   static hf_register_info hf[] =
1022   {
1023     { &hf_ros_response_in,
1024       { "Response In", "ros.response_in",
1025         FT_FRAMENUM, BASE_NONE, FRAMENUM_TYPE(FT_FRAMENUM_RESPONSE), 0x0,
1026         "The response to this remote operation invocation is in this frame", HFILL }},
1027     { &hf_ros_response_to,
1028       { "Response To", "ros.response_to",
1029         FT_FRAMENUM, BASE_NONE, FRAMENUM_TYPE(FT_FRAMENUM_REQUEST), 0x0,
1030         "This is a response to the remote operation invocation in this frame", HFILL }},
1031     { &hf_ros_time,
1032       { "Time", "ros.time",
1033         FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
1034         "The time between the Invoke and the Response", HFILL }},
1035
1036     { &hf_ros_invoke,
1037       { "invoke", "ros.invoke_element",
1038         FT_NONE, BASE_NONE, NULL, 0,
1039         NULL, HFILL }},
1040     { &hf_ros_returnResult,
1041       { "returnResult", "ros.returnResult_element",
1042         FT_NONE, BASE_NONE, NULL, 0,
1043         NULL, HFILL }},
1044     { &hf_ros_returnError,
1045       { "returnError", "ros.returnError_element",
1046         FT_NONE, BASE_NONE, NULL, 0,
1047         NULL, HFILL }},
1048     { &hf_ros_reject,
1049       { "reject", "ros.reject_element",
1050         FT_NONE, BASE_NONE, NULL, 0,
1051         NULL, HFILL }},
1052     { &hf_ros_bind_invoke,
1053       { "bind-invoke", "ros.bind_invoke_element",
1054         FT_NONE, BASE_NONE, NULL, 0,
1055         NULL, HFILL }},
1056     { &hf_ros_bind_result,
1057       { "bind-result", "ros.bind_result_element",
1058         FT_NONE, BASE_NONE, NULL, 0,
1059         NULL, HFILL }},
1060     { &hf_ros_bind_error,
1061       { "bind-error", "ros.bind_error_element",
1062         FT_NONE, BASE_NONE, NULL, 0,
1063         NULL, HFILL }},
1064     { &hf_ros_unbind_invoke,
1065       { "unbind-invoke", "ros.unbind_invoke_element",
1066         FT_NONE, BASE_NONE, NULL, 0,
1067         NULL, HFILL }},
1068     { &hf_ros_unbind_result,
1069       { "unbind-result", "ros.unbind_result_element",
1070         FT_NONE, BASE_NONE, NULL, 0,
1071         NULL, HFILL }},
1072     { &hf_ros_unbind_error,
1073       { "unbind-error", "ros.unbind_error_element",
1074         FT_NONE, BASE_NONE, NULL, 0,
1075         NULL, HFILL }},
1076     { &hf_ros_invokeId,
1077       { "invokeId", "ros.invokeId",
1078         FT_UINT32, BASE_DEC, VALS(ros_InvokeId_vals), 0,
1079         NULL, HFILL }},
1080     { &hf_ros_linkedId,
1081       { "linkedId", "ros.linkedId",
1082         FT_INT32, BASE_DEC, NULL, 0,
1083         "INTEGER", HFILL }},
1084     { &hf_ros_opcode,
1085       { "opcode", "ros.opcode",
1086         FT_INT32, BASE_DEC, NULL, 0,
1087         "OperationCode", HFILL }},
1088     { &hf_ros_argument,
1089       { "argument", "ros.argument_element",
1090         FT_NONE, BASE_NONE, NULL, 0,
1091         NULL, HFILL }},
1092     { &hf_ros_result,
1093       { "result", "ros.result_element",
1094         FT_NONE, BASE_NONE, NULL, 0,
1095         NULL, HFILL }},
1096     { &hf_ros_operationResult,
1097       { "result", "ros.result_element",
1098         FT_NONE, BASE_NONE, NULL, 0,
1099         "OperationResult", HFILL }},
1100     { &hf_ros_errcode,
1101       { "errcode", "ros.errcode",
1102         FT_INT32, BASE_DEC, NULL, 0,
1103         "ErrorCode", HFILL }},
1104     { &hf_ros_parameter,
1105       { "parameter", "ros.parameter_element",
1106         FT_NONE, BASE_NONE, NULL, 0,
1107         NULL, HFILL }},
1108     { &hf_ros_problem,
1109       { "problem", "ros.problem",
1110         FT_UINT32, BASE_DEC, VALS(ros_T_problem_vals), 0,
1111         NULL, HFILL }},
1112     { &hf_ros_general,
1113       { "general", "ros.general",
1114         FT_INT32, BASE_DEC, VALS(ros_GeneralProblem_vals), 0,
1115         "GeneralProblem", HFILL }},
1116     { &hf_ros_invokeProblem,
1117       { "invoke", "ros.invoke",
1118         FT_INT32, BASE_DEC, VALS(ros_InvokeProblem_vals), 0,
1119         "InvokeProblem", HFILL }},
1120     { &hf_ros_rejectResult,
1121       { "returnResult", "ros.returnResult",
1122         FT_INT32, BASE_DEC, VALS(ros_ReturnResultProblem_vals), 0,
1123         "ReturnResultProblem", HFILL }},
1124     { &hf_ros_rejectError,
1125       { "returnError", "ros.returnError",
1126         FT_INT32, BASE_DEC, VALS(ros_ReturnErrorProblem_vals), 0,
1127         "ReturnErrorProblem", HFILL }},
1128     { &hf_ros_present,
1129       { "present", "ros.present",
1130         FT_INT32, BASE_DEC, NULL, 0,
1131         NULL, HFILL }},
1132     { &hf_ros_absent,
1133       { "absent", "ros.absent_element",
1134         FT_NONE, BASE_NONE, NULL, 0,
1135         NULL, HFILL }},
1136     { &hf_ros_local,
1137       { "local", "ros.local",
1138         FT_INT32, BASE_DEC, NULL, 0,
1139         "INTEGER", HFILL }},
1140     { &hf_ros_global,
1141       { "global", "ros.global",
1142         FT_OID, BASE_NONE, NULL, 0,
1143         "OBJECT_IDENTIFIER", HFILL }},
1144   };
1145
1146   /* List of subtrees */
1147   static int *ett[] = {
1148     &ett_ros,
1149     &ett_ros_unknown,
1150     &ett_ros_invoke_argument,
1151     &ett_ros_return_result,
1152     &ett_ros_bind_invoke,
1153     &ett_ros_bind_result,
1154     &ett_ros_bind_error,
1155     &ett_ros_unbind_invoke,
1156     &ett_ros_unbind_result,
1157     &ett_ros_unbind_error,
1158
1159     &ett_ros_ROS,
1160     &ett_ros_Invoke,
1161     &ett_ros_ReturnResult,
1162     &ett_ros_T_result,
1163     &ett_ros_ReturnError,
1164     &ett_ros_Reject,
1165     &ett_ros_T_problem,
1166     &ett_ros_InvokeId,
1167     &ett_ros_Code,
1168   };
1169
1170   static ei_register_info ei[] = {
1171      { &ei_ros_dissector_oid_not_implemented, { "ros.dissector_oid_not_implemented", PI_UNDECODED, PI_WARN, "ROS: Dissector for OID not implemented", EXPFILL }},
1172      { &ei_ros_unknown_ros_pdu, { "ros.unknown_ros_pdu", PI_UNDECODED, PI_WARN, "Unknown ROS PDU", EXPFILL }},
1173   };
1174
1175   expert_module_t* expert_ros;
1176
1177   /* Register protocol */
1178   proto_ros = proto_register_protocol(PNAME, PSNAME, PFNAME);
1179   ros_handle = register_dissector("ros", dissect_ros, proto_ros);
1180   /* Register fields and subtrees */
1181   proto_register_field_array(proto_ros, hf, array_length(hf));
1182   proto_register_subtree_array(ett, array_length(ett));
1183   expert_ros = expert_register_protocol(proto_ros);
1184   expert_register_field_array(expert_ros, ei, array_length(ei));
1185
1186   ros_oid_dissector_table = register_dissector_table("ros.oid", "ROS OID Dissectors", proto_ros, FT_STRING, STRING_CASE_SENSITIVE);
1187   protocol_table = wmem_map_new(wmem_epan_scope(), wmem_str_hash, g_str_equal);
1188 }
1189
1190
1191 /*--- proto_reg_handoff_ros --- */
1192 void proto_reg_handoff_ros(void) {
1193
1194
1195 }