tap-h225counter.c

   1 /* tap_h225counter.c
   2  * h225 message counter for ethereal
   3  * Copyright 2003 Lars Roland
   4  *
   5  * $Id: tap-h225counter.c,v 1.1 2003/10/28 00:31:16 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 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <stdio.h>
  31
  32 #ifdef HAVE_SYS_TYPES_H
  33 # include <sys/types.h>
  34 #endif
  35
  36 #include <string.h>
  37 #include "epan/packet_info.h"
  38 #include "tap.h"
  39 #include "epan/value_string.h"
  40 #include "register.h"
  41 #include "packet-h225.h"
  42
  43 /* following values represent the size of their valuestring arrays */
  44
  45 #define RAS_MSG_TYPES 33
  46 #define CS_MSG_TYPES 13
  47
  48 #define GRJ_REASONS 8
  49 #define RRJ_REASONS 18
  50 #define URQ_REASONS 6
  51 #define URJ_REASONS 6
  52 #define ARJ_REASONS 22
  53 #define BRJ_REASONS 8
  54 #define DRQ_REASONS 3
  55 #define DRJ_REASONS 4
  56 #define LRJ_REASONS 16
  57 #define IRQNAK_REASONS 4
  58 #define REL_CMP_REASONS 26
  59 #define FACILITY_REASONS 11
  60
  61
  62
  63 static const value_string RasMessage_vals[] = {
  64         { 0, "gatekeeperRequest" },
  65         { 1, "gatekeeperConfirm" },
  66         { 2, "gatekeeperReject" },
  67         { 3, "registrationRequest" },
  68         { 4, "registrationConfirm" },
  69         { 5, "registrationReject" },
  70         { 6, "unregistrationRequest" },
  71         { 7, "unregistrationConfirm" },
  72         { 8, "unregistrationReject" },
  73         { 9, "admissionRequest" },
  74         {10, "admissionConfirm" },
  75         {11, "admissionReject" },
  76         {12, "bandwidthRequest" },
  77         {13, "bandwidthConfirm" },
  78         {14, "bandwidthReject" },
  79         {15, "disengageRequest" },
  80         {16, "disengageConfirm" },
  81         {17, "disengageReject" },
  82         {18, "locationRequest" },
  83         {19, "locationConfirm" },
  84         {20, "locationReject" },
  85         {21, "infoRequest" },
  86         {22, "infoRequestResponse" },
  87         {23, "nonStandardMessage" },
  88         {24, "unknownMessageResponse" },
  89         {25, "requestInProgress" },
  90         {26, "resourcesAvailableIndicate" },
  91         {27, "resourcesAvailableConfirm" },
  92         {28, "infoRequestAck" },
  93         {29, "infoRequestNak" },
  94         {30, "serviceControlIndication" },
  95         {31, "serviceControlResponse" },
  96         {32, "admissionConfirmSequence" },
  97         { 0, NULL}
  98 };
  99
 100 static const value_string h323_message_body_vals[] = {
 101         { 0, "setup" },
 102         { 1, "callProceeding" },
 103         { 2, "connect" },
 104         { 3, "alerting" },
 105         { 4, "information" },
 106         { 5, "releaseComplete" },
 107         { 6, "facility" },
 108         { 7, "progress" },
 109         { 8, "empty" },
 110         { 9, "status" },
 111         { 10, "statusInquiry" },
 112         { 11, "setupAcknowledge" },
 113         { 12, "notify" },
 114         { 0, NULL}
 115 };
 116
 117 static const value_string FacilityReason_vals[] = {
 118         { 0, "routeCallToGatekeeper" },
 119         { 1, "callForwarded" },
 120         { 2, "routeCallToMC" },
 121         { 3, "undefinedReason" },
 122         { 4, "conferenceListChoice" },
 123         { 5, "startH245" },
 124         { 6, "noH245" },
 125         { 7, "newTokens" },
 126         { 8, "featureSetUpdate" },
 127         { 9, "forwardedElements" },
 128         { 10, "transportedInformation" },
 129         { 0, NULL}
 130 };
 131
 132 static const value_string GatekeeperRejectReason_vals[] = {
 133         { 0, "resourceUnavailable" },
 134         { 1, "terminalExcluded" },
 135         { 2, "invalidRevision" },
 136         { 3, "undefinedReason" },
 137         { 4, "securityDenial" },
 138         { 5, "genericDataReason" },
 139         { 6, "neededFeatureNotSupported" },
 140         { 7, "securityError" },
 141         { 0, NULL}
 142 };
 143
 144 static const value_string UnregRequestReason_vals[] = {
 145         { 0, "reregistrationRequired" },
 146         { 1, "ttlExpired" },
 147         { 2, "securityDenial" },
 148         { 3, "undefinedReason" },
 149         { 4, "maintenance" },
 150         { 5, "securityError" },
 151         { 0, NULL}
 152 };
 153
 154 static const value_string UnregRejectReason_vals[] = {
 155         { 0, "notCurrentlyRegistered" },
 156         { 1, "callInProgress" },
 157         { 2, "undefinedReason" },
 158         { 3, "permissionDenied" },
 159         { 4, "securityDenial" },
 160         { 5, "securityError" },
 161         { 0, NULL}
 162 };
 163
 164 static const value_string BandRejectReason_vals[] = {
 165         { 0, "notBound" },
 166         { 1, "invalidConferenceID" },
 167         { 2, "invalidPermission" },
 168         { 3, "insufficientResources" },
 169         { 4, "invalidRevision" },
 170         { 5, "undefinedReason" },
 171         { 6, "securityDenial" },
 172         { 7, "securityError" },
 173         { 0, NULL}
 174 };
 175
 176 static const value_string DisengageReason_vals[] = {
 177         { 0, "forcedDrop" },
 178         { 1, "normalDrop" },
 179         { 2, "undefinedReason" },
 180         { 0, NULL}
 181 };
 182
 183 static const value_string DisengageRejectReason_vals[] = {
 184         { 0, "notRegistered" },
 185         { 1, "requestToDropOther" },
 186         { 2, "securityDenial" },
 187         { 3, "securityError" },
 188         { 0, NULL}
 189 };
 190
 191 static const value_string InfoRequestNakReason_vals[] = {
 192         { 0, "notRegistered" },
 193         { 1, "securityDenial" },
 194         { 2, "undefinedReason" },
 195         { 3, "securityError" },
 196         { 0, NULL}
 197 };
 198
 199 static const value_string ReleaseCompleteReason_vals[] = {
 200         { 0, "noBandwidth" },
 201         { 1, "gatekeeperResources" },
 202         { 2, "unreachableDestination" },
 203         { 3, "destinationRejection" },
 204         { 4, "invalidRevision" },
 205         { 5, "noPermission" },
 206         { 6, "unreachableGatekeeper" },
 207         { 7, "gatewayResources" },
 208         { 8, "badFormatAddress" },
 209         { 9, "adaptiveBusy" },
 210         { 10, "inConf" },
 211         { 11, "undefinedReason" },
 212         { 12, "facilityCallDeflection" },
 213         { 13, "securityDenied" },
 214         { 14, "calledPartyNotRegistered" },
 215         { 15, "callerNotRegistered" },
 216         { 16, "newConnectionNeeded" },
 217         { 17, "nonStandardReason" },
 218         { 18, "replaceWithConferenceInvite" },
 219         { 19, "genericDataReason" },
 220         { 20, "neededFeatureNotSupported" },
 221         { 21, "tunnelledSignallingRejected" },
 222         { 22, "invalidCID" },
 223         { 23, "invalidCID" },
 224         { 24, "securityError" },
 225         { 25, "hopCountExceeded" },
 226         { 0, NULL}
 227 };
 228
 229 static const value_string AdmissionRejectReason_vals[] = {
 230         { 0, "calledPartyNotRegistered" },
 231         { 1, "invalidPermission" },
 232         { 2, "requestDenied" },
 233         { 3, "undefinedReason" },
 234         { 4, "callerNotRegistered" },
 235         { 5, "routeCallToGatekeeper" },
 236         { 6, "invalidEndpointIdentifier" },
 237         { 7, "resourceUnavailable" },
 238         { 8, "securityDenial" },
 239         { 9, "qosControlNotSupported" },
 240         { 10, "incompleteAddress" },
 241         { 11, "aliasesInconsistent" },
 242         { 12, "routeCallToSCN" },
 243         { 13, "exceedsCallCapacity" },
 244         { 14, "collectDestination" },
 245         { 15, "collectPIN" },
 246         { 16, "genericDataReason" },
 247         { 17, "neededFeatureNotSupported" },
 248         { 18, "securityErrors" },
 249         { 19, "securityDHmismatch" },
 250         { 20, "noRouteToDestination" },
 251         { 21, "unallocatedNumber" },
 252         { 0, NULL}
 253 };
 254
 255 static const value_string LocationRejectReason_vals[] = {
 256         { 0, "notRegistered" },
 257         { 1, "invalidPermission" },
 258         { 2, "requestDenied" },
 259         { 3, "undefinedReason" },
 260         { 4, "securityDenial" },
 261         { 5, "aliasesInconsistent" },
 262         { 6, "routeCalltoSCN" },
 263         { 7, "resourceUnavailable" },
 264         { 8, "genericDataReason" },
 265         { 9, "neededFeatureNotSupported" },
 266         {10, "hopCountExceeded" },
 267         {11, "incompleteAddress" },
 268         {12, "securityError" },
 269         {13, "securityDHmismatch" },
 270         {14, "noRouteToDestination" },
 271         {15, "unallocatedNumber" },
 272         { 0, NULL}
 273 };
 274
 275 static const value_string RegistrationRejectReason_vals[] = {
 276         { 0, "discoveryRequired" },
 277         { 1, "invalidRevision" },
 278         { 2, "invalidCallSignalAddress" },
 279         { 3, "invalidRASAddress" },
 280         { 4, "duplicateAlias" },
 281         { 5, "invalidTerminalType" },
 282         { 6, "undefinedReason" },
 283         { 7, "transportNotSupported" },
 284         { 8, "transportQOSNotSupported" },
 285         { 9, "resourceUnavailable" },
 286         { 10, "invalidAlias" },
 287         { 11, "securityDenial" },
 288         { 12, "fullRegistrationRequired" },
 289         { 13, "additiveRegistrationNotSupported" },
 290         { 14, "invalidTerminalAliases" },
 291         { 15, "genericDataReason" },
 292         { 16, "neededFeatureNotSupported" },
 293         { 17, "securityError" },
 294         { 0, NULL}
 295 };
 296
 297 /* used to keep track of the statistics for an entire program interface */
 298 typedef struct _h225counter_t {
 299         char *filter;
 300         guint32 ras_msg[RAS_MSG_TYPES + 1];
 301         guint32 cs_msg[CS_MSG_TYPES + 1];
 302         guint32 grj_reason[GRJ_REASONS + 1];
 303         guint32 rrj_reason[RRJ_REASONS + 1];
 304         guint32 urq_reason[URQ_REASONS + 1];
 305         guint32 urj_reason[URJ_REASONS + 1];
 306         guint32 arj_reason[ARJ_REASONS + 1];
 307         guint32 brj_reason[BRJ_REASONS + 1];
 308         guint32 drq_reason[DRQ_REASONS + 1];
 309         guint32 drj_reason[DRJ_REASONS + 1];
 310         guint32 lrj_reason[LRJ_REASONS + 1];
 311         guint32 irqnak_reason[IRQNAK_REASONS + 1];
 312         guint32 rel_cmp_reason[REL_CMP_REASONS + 1];
 313         guint32 facility_reason[FACILITY_REASONS + 1];
 314 } h225counter_t;
 315
 316
 317 static void
 318 h225counter_reset(void *phs)
 319 {
 320         h225counter_t *hs=(h225counter_t *)phs;
 321         int i;
 322
 323         for(i=0;i<=RAS_MSG_TYPES;i++) {
 324                 hs->ras_msg[i] = 0;
 325         }
 326         for(i=0;i<=CS_MSG_TYPES;i++) {
 327                 hs->cs_msg[i] = 0;
 328         }
 329         for(i=0;i<=GRJ_REASONS;i++) {
 330                 hs->grj_reason[i] = 0;
 331         }
 332         for(i=0;i<=RRJ_REASONS;i++) {
 333                 hs->rrj_reason[i] = 0;
 334         }
 335         for(i=0;i<=URQ_REASONS;i++) {
 336                 hs->urq_reason[i] = 0;
 337         }
 338         for(i=0;i<=URJ_REASONS;i++) {
 339                 hs->urj_reason[i] = 0;
 340         }
 341         for(i=0;i<=ARJ_REASONS;i++) {
 342                 hs->arj_reason[i] = 0;
 343         }
 344         for(i=0;i<=BRJ_REASONS;i++) {
 345                 hs->brj_reason[i] = 0;
 346         }
 347         for(i=0;i<=DRQ_REASONS;i++) {
 348                 hs->drq_reason[i] = 0;
 349         }
 350         for(i=0;i<=DRJ_REASONS;i++) {
 351                 hs->drj_reason[i] = 0;
 352         }
 353         for(i=0;i<=LRJ_REASONS;i++) {
 354                 hs->lrj_reason[i] = 0;
 355         }
 356         for(i=0;i<=IRQNAK_REASONS;i++) {
 357                 hs->irqnak_reason[i] = 0;
 358         }
 359         for(i=0;i<=REL_CMP_REASONS;i++) {
 360                 hs->rel_cmp_reason[i] = 0;
 361         }
 362         for(i=0;i<=FACILITY_REASONS;i++) {
 363                 hs->facility_reason[i] = 0;
 364         }
 365 }
 366
 367 static int
 368 h225counter_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, void *phi)
 369 {
 370         h225counter_t *hs=(h225counter_t *)phs;
 371         h225_packet_info *pi=phi;
 372
 373         switch (pi->msg_type) {
 374
 375         case H225_RAS:
 376                 if(pi->msg_tag==-1) { /* uninitialized */
 377                         return 0;
 378                 }
 379                 else if (pi->msg_tag >= RAS_MSG_TYPES) { /* unknown */
 380                         hs->ras_msg[RAS_MSG_TYPES]++;
 381                 }
 382                 else {
 383                         hs->ras_msg[pi->msg_tag]++;
 384                 }
 385
 386                 /* Look for reason tag */
 387                 if(pi->reason==-1) { /* uninitialized */
 388                         break;
 389                 }
 390
 391                 switch(pi->msg_tag) {
 392
 393                 case 2: /* GRJ */
 394                         if(pi->reason < GRJ_REASONS)
 395                                 hs->grj_reason[pi->reason]++;
 396                         else
 397                                 hs->grj_reason[GRJ_REASONS]++;
 398                         break;
 399                 case 5: /* RRJ */
 400                         if(pi->reason < RRJ_REASONS)
 401                                 hs->rrj_reason[pi->reason]++;
 402                         else
 403                                 hs->rrj_reason[RRJ_REASONS]++;
 404                         break;
 405                 case 6: /* URQ */
 406                         if(pi->reason < URQ_REASONS)
 407                                 hs->urq_reason[pi->reason]++;
 408                         else
 409                                 hs->urq_reason[URQ_REASONS]++;
 410                         break;
 411                 case 8: /* URJ */
 412                         if(pi->reason < URJ_REASONS)
 413                                 hs->urj_reason[pi->reason]++;
 414                         else
 415                                 hs->urj_reason[URJ_REASONS]++;
 416                         break;
 417                 case 11: /* ARJ */
 418                         if(pi->reason < ARJ_REASONS)
 419                                 hs->arj_reason[pi->reason]++;
 420                         else
 421                                 hs->arj_reason[ARJ_REASONS]++;
 422                         break;
 423                 case 14: /* BRJ */
 424                         if(pi->reason < BRJ_REASONS)
 425                                 hs->brj_reason[pi->reason]++;
 426                         else
 427                                 hs->brj_reason[BRJ_REASONS]++;
 428                         break;
 429                 case 15: /* DRQ */
 430                         if(pi->reason < DRQ_REASONS)
 431                                 hs->drq_reason[pi->reason]++;
 432                         else
 433                                 hs->drq_reason[DRQ_REASONS]++;
 434                         break;
 435                 case 17: /* DRJ */
 436                         if(pi->reason < DRJ_REASONS)
 437                                 hs->drj_reason[pi->reason]++;
 438                         else
 439                                 hs->drj_reason[DRJ_REASONS]++;
 440                         break;
 441                 case 20: /* LRJ */
 442                         if(pi->reason < LRJ_REASONS)
 443                                 hs->lrj_reason[pi->reason]++;
 444                         else
 445                                 hs->lrj_reason[LRJ_REASONS]++;
 446                         break;
 447                 case 29: /* IRQ Nak */
 448                         if(pi->reason < IRQNAK_REASONS)
 449                                 hs->irqnak_reason[pi->reason]++;
 450                         else
 451                                 hs->irqnak_reason[IRQNAK_REASONS]++;
 452                         break;
 453
 454                 default:
 455                         /* do nothing */
 456                         break;
 457                 }
 458
 459                 break;
 460
 461         case H225_CS:
 462                 if(pi->msg_tag==-1) { /* uninitialized */
 463                         return 0;
 464                 }
 465                 else if (pi->msg_tag >= CS_MSG_TYPES) { /* unknown */
 466                         hs->cs_msg[CS_MSG_TYPES]++;
 467                 }
 468                 else {
 469                         hs->cs_msg[pi->msg_tag]++;
 470                 }
 471
 472                 /* Look for reason tag */
 473                 if(pi->reason==-1) { /* uninitialized */
 474                         break;
 475                 }
 476
 477                 switch(pi->msg_tag) {
 478
 479                 case 5: /* ReleaseComplete */
 480                         if(pi->reason < REL_CMP_REASONS)
 481                                 hs->rel_cmp_reason[pi->reason]++;
 482                         else
 483                                 hs->rel_cmp_reason[REL_CMP_REASONS]++;
 484                         break;
 485                 case 6: /* Facility */
 486                         if(pi->reason < FACILITY_REASONS)
 487                                 hs->facility_reason[pi->reason]++;
 488                         else
 489                                 hs->facility_reason[FACILITY_REASONS]++;
 490                         break;
 491                 default:
 492                         /* do nothing */
 493                         break;
 494                 }
 495
 496                 break;
 497
 498         default:
 499                 return 0;
 500                 break;
 501         }
 502
 503         return 1;
 504 }
 505
 506
 507 static void
 508 h225counter_draw(void *phs)
 509 {
 510         h225counter_t *hs=(h225counter_t *)phs;
 511         int i,j;
 512
 513         printf("================== H225 Message and Reason Counter ==================\n");
 514         printf("RAS-Messages:\n");
 515         for(i=0;i<=RAS_MSG_TYPES;i++) {
 516                 if(hs->ras_msg[i]!=0) {
 517                         printf("  %s : %u\n", val_to_str(i,RasMessage_vals,"unknown ras-messages  "), hs->ras_msg[i]);
 518                         /* reason counter */
 519                         switch(i) {
 520                         case 2: /* GRJ */
 521                                 for(j=0;j<=GRJ_REASONS;j++) {
 522                                         if(hs->grj_reason[j]!=0) {
 523                                                 printf("    %s : %u\n", val_to_str(j,GatekeeperRejectReason_vals,"unknown reason   "), hs->grj_reason[j]);
 524                                         }
 525                                 }
 526                                 break;
 527                         case 5: /* RRJ */
 528                                 for(j=0;j<=RRJ_REASONS;j++) {
 529                                         if(hs->rrj_reason[j]!=0) {
 530                                                 printf("    %s : %u\n", val_to_str(j,RegistrationRejectReason_vals,"unknown reason   "), hs->rrj_reason[j]);
 531                                         }
 532                                 }
 533                                 break;
 534                         case 6: /* URQ */
 535                                 for(j=0;j<=URQ_REASONS;j++) {
 536                                         if(hs->urq_reason[j]!=0) {
 537                                                 printf("    %s : %u\n", val_to_str(j,UnregRequestReason_vals,"unknown reason   "), hs->urq_reason[j]);
 538                                         }
 539                                 }
 540                                 break;
 541                         case 8: /* URJ */
 542                                 for(j=0;j<=URJ_REASONS;j++) {
 543                                         if(hs->urj_reason[j]!=0) {
 544                                                 printf("    %s : %u\n", val_to_str(j,UnregRejectReason_vals,"unknown reason   "), hs->urj_reason[j]);
 545                                         }
 546                                 }
 547                                 break;
 548                         case 11: /* ARJ */
 549                                 for(j=0;j<=ARJ_REASONS;j++) {
 550                                         if(hs->arj_reason[j]!=0) {
 551                                                 printf("    %s : %u\n", val_to_str(j,AdmissionRejectReason_vals,"unknown reason   "), hs->arj_reason[j]);
 552                                         }
 553                                 }
 554                                 break;
 555                         case 14: /* BRJ */
 556                                 for(j=0;j<=BRJ_REASONS;j++) {
 557                                         if(hs->brj_reason[j]!=0) {
 558                                                 printf("    %s : %u\n", val_to_str(j,BandRejectReason_vals,"unknown reason   "), hs->brj_reason[j]);
 559                                         }
 560                                 }
 561                                 break;
 562                         case 15: /* DRQ */
 563                                 for(j=0;j<=DRQ_REASONS;j++) {
 564                                         if(hs->drq_reason[j]!=0) {
 565                                                 printf("    %s : %u\n", val_to_str(j,DisengageReason_vals,"unknown reason   "), hs->drq_reason[j]);
 566                                         }
 567                                 }
 568                                 break;
 569                         case 17: /* DRJ */
 570                                 for(j=0;j<=DRJ_REASONS;j++) {
 571                                         if(hs->drj_reason[j]!=0) {
 572                                                 printf("    %s : %u\n", val_to_str(j,DisengageRejectReason_vals,"unknown reason   "), hs->drj_reason[j]);
 573                                         }
 574                                 }
 575                                 break;
 576                         case 20: /* LRJ */
 577                                 for(j=0;j<=LRJ_REASONS;j++) {
 578                                         if(hs->lrj_reason[j]!=0) {
 579                                                 printf("    %s : %u\n", val_to_str(j,LocationRejectReason_vals,"unknown reason   "), hs->lrj_reason[j]);
 580                                         }
 581                                 }
 582                         case 29: /* IRQNak */
 583                                 for(j=0;j<=IRQNAK_REASONS;j++) {
 584                                         if(hs->irqnak_reason[j]!=0) {
 585                                                 printf("    %s : %u\n", val_to_str(j,InfoRequestNakReason_vals,"unknown reason   "), hs->irqnak_reason[j]);
 586                                         }
 587                                 }
 588                                 break;
 589                         default:
 590                                 break;
 591                         }
 592                         /* end of reason counter*/
 593                 }
 594         }
 595         printf("Call Signalling:\n");
 596         for(i=0;i<=CS_MSG_TYPES;i++) {
 597                 if(hs->cs_msg[i]!=0) {
 598                         printf("  %s : %u\n", val_to_str(i,h323_message_body_vals,"unknown cs-messages   "), hs->cs_msg[i]);
 599                         /* reason counter */
 600                         switch(i) {
 601                         case 5: /* ReleaseComplete */
 602                                 for(j=0;j<=REL_CMP_REASONS;j++) {
 603                                         if(hs->rel_cmp_reason[j]!=0) {
 604                                                 printf("    %s : %u\n", val_to_str(j,ReleaseCompleteReason_vals,"unknown reason   "), hs->rel_cmp_reason[j]);
 605                                         }
 606                                 }
 607                                 break;
 608                         case 6: /* Facility */
 609                                 for(j=0;j<=FACILITY_REASONS;j++) {
 610                                         if(hs->facility_reason[j]!=0) {
 611                                                 printf("    %s : %u\n", val_to_str(j,FacilityReason_vals,"unknown reason   "), hs->facility_reason[j]);
 612                                         }
 613                                 }
 614                                 break;
 615                         default:
 616                                 break;
 617                         }
 618                 }
 619         }
 620         printf("=====================================================================\n");
 621 }
 622
 623
 624 static void
 625 h225counter_init(char *optarg)
 626 {
 627         h225counter_t *hs;
 628         char *filter=NULL;
 629         GString *error_string;
 630
 631         if(!strncmp(optarg,"h225,counter,",13)){
 632                 filter=optarg+13;
 633         } else {
 634                 filter=g_malloc(1);
 635                 *filter='\0';
 636         }
 637
 638         hs = g_malloc(sizeof(h225counter_t));
 639         hs->filter=g_malloc(strlen(filter)+1);
 640         strcpy(hs->filter, filter);
 641
 642         h225counter_reset(hs);
 643
 644         error_string=register_tap_listener("h225", hs, filter, NULL, h225counter_packet, h225counter_draw);
 645         if(error_string){
 646                 /* error, we failed to attach to the tap. clean up */
 647                 g_free(hs->filter);
 648                 g_free(hs);
 649
 650                 fprintf(stderr, "tethereal: Couldn't register h225,counter tap: %s\n",
 651                     error_string->str);
 652                 g_string_free(error_string, TRUE);
 653                 exit(1);
 654         }
 655 }
 656
 657
 658 void
 659 register_tap_listener_h225counter(void)
 660 {
 661         register_ethereal_tap("h225,counter", h225counter_init);
 662 }