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-rw-r--r--tap-h225counter.c662
1 files changed, 662 insertions, 0 deletions
diff --git a/tap-h225counter.c b/tap-h225counter.c
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+++ b/tap-h225counter.c
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+/* tap_h225counter.c
+ * h225 message counter for ethereal
+ * Copyright 2003 Lars Roland
+ *
+ * $Id: tap-h225counter.c,v 1.1 2003/10/28 00:31:16 guy Exp $
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+
+#include <string.h>
+#include "epan/packet_info.h"
+#include "tap.h"
+#include "epan/value_string.h"
+#include "register.h"
+#include "packet-h225.h"
+
+/* following values represent the size of their valuestring arrays */
+
+#define RAS_MSG_TYPES 33
+#define CS_MSG_TYPES 13
+
+#define GRJ_REASONS 8
+#define RRJ_REASONS 18
+#define URQ_REASONS 6
+#define URJ_REASONS 6
+#define ARJ_REASONS 22
+#define BRJ_REASONS 8
+#define DRQ_REASONS 3
+#define DRJ_REASONS 4
+#define LRJ_REASONS 16
+#define IRQNAK_REASONS 4
+#define REL_CMP_REASONS 26
+#define FACILITY_REASONS 11
+
+
+
+static const value_string RasMessage_vals[] = {
+ { 0, "gatekeeperRequest" },
+ { 1, "gatekeeperConfirm" },
+ { 2, "gatekeeperReject" },
+ { 3, "registrationRequest" },
+ { 4, "registrationConfirm" },
+ { 5, "registrationReject" },
+ { 6, "unregistrationRequest" },
+ { 7, "unregistrationConfirm" },
+ { 8, "unregistrationReject" },
+ { 9, "admissionRequest" },
+ {10, "admissionConfirm" },
+ {11, "admissionReject" },
+ {12, "bandwidthRequest" },
+ {13, "bandwidthConfirm" },
+ {14, "bandwidthReject" },
+ {15, "disengageRequest" },
+ {16, "disengageConfirm" },
+ {17, "disengageReject" },
+ {18, "locationRequest" },
+ {19, "locationConfirm" },
+ {20, "locationReject" },
+ {21, "infoRequest" },
+ {22, "infoRequestResponse" },
+ {23, "nonStandardMessage" },
+ {24, "unknownMessageResponse" },
+ {25, "requestInProgress" },
+ {26, "resourcesAvailableIndicate" },
+ {27, "resourcesAvailableConfirm" },
+ {28, "infoRequestAck" },
+ {29, "infoRequestNak" },
+ {30, "serviceControlIndication" },
+ {31, "serviceControlResponse" },
+ {32, "admissionConfirmSequence" },
+ { 0, NULL}
+};
+
+static const value_string h323_message_body_vals[] = {
+ { 0, "setup" },
+ { 1, "callProceeding" },
+ { 2, "connect" },
+ { 3, "alerting" },
+ { 4, "information" },
+ { 5, "releaseComplete" },
+ { 6, "facility" },
+ { 7, "progress" },
+ { 8, "empty" },
+ { 9, "status" },
+ { 10, "statusInquiry" },
+ { 11, "setupAcknowledge" },
+ { 12, "notify" },
+ { 0, NULL}
+};
+
+static const value_string FacilityReason_vals[] = {
+ { 0, "routeCallToGatekeeper" },
+ { 1, "callForwarded" },
+ { 2, "routeCallToMC" },
+ { 3, "undefinedReason" },
+ { 4, "conferenceListChoice" },
+ { 5, "startH245" },
+ { 6, "noH245" },
+ { 7, "newTokens" },
+ { 8, "featureSetUpdate" },
+ { 9, "forwardedElements" },
+ { 10, "transportedInformation" },
+ { 0, NULL}
+};
+
+static const value_string GatekeeperRejectReason_vals[] = {
+ { 0, "resourceUnavailable" },
+ { 1, "terminalExcluded" },
+ { 2, "invalidRevision" },
+ { 3, "undefinedReason" },
+ { 4, "securityDenial" },
+ { 5, "genericDataReason" },
+ { 6, "neededFeatureNotSupported" },
+ { 7, "securityError" },
+ { 0, NULL}
+};
+
+static const value_string UnregRequestReason_vals[] = {
+ { 0, "reregistrationRequired" },
+ { 1, "ttlExpired" },
+ { 2, "securityDenial" },
+ { 3, "undefinedReason" },
+ { 4, "maintenance" },
+ { 5, "securityError" },
+ { 0, NULL}
+};
+
+static const value_string UnregRejectReason_vals[] = {
+ { 0, "notCurrentlyRegistered" },
+ { 1, "callInProgress" },
+ { 2, "undefinedReason" },
+ { 3, "permissionDenied" },
+ { 4, "securityDenial" },
+ { 5, "securityError" },
+ { 0, NULL}
+};
+
+static const value_string BandRejectReason_vals[] = {
+ { 0, "notBound" },
+ { 1, "invalidConferenceID" },
+ { 2, "invalidPermission" },
+ { 3, "insufficientResources" },
+ { 4, "invalidRevision" },
+ { 5, "undefinedReason" },
+ { 6, "securityDenial" },
+ { 7, "securityError" },
+ { 0, NULL}
+};
+
+static const value_string DisengageReason_vals[] = {
+ { 0, "forcedDrop" },
+ { 1, "normalDrop" },
+ { 2, "undefinedReason" },
+ { 0, NULL}
+};
+
+static const value_string DisengageRejectReason_vals[] = {
+ { 0, "notRegistered" },
+ { 1, "requestToDropOther" },
+ { 2, "securityDenial" },
+ { 3, "securityError" },
+ { 0, NULL}
+};
+
+static const value_string InfoRequestNakReason_vals[] = {
+ { 0, "notRegistered" },
+ { 1, "securityDenial" },
+ { 2, "undefinedReason" },
+ { 3, "securityError" },
+ { 0, NULL}
+};
+
+static const value_string ReleaseCompleteReason_vals[] = {
+ { 0, "noBandwidth" },
+ { 1, "gatekeeperResources" },
+ { 2, "unreachableDestination" },
+ { 3, "destinationRejection" },
+ { 4, "invalidRevision" },
+ { 5, "noPermission" },
+ { 6, "unreachableGatekeeper" },
+ { 7, "gatewayResources" },
+ { 8, "badFormatAddress" },
+ { 9, "adaptiveBusy" },
+ { 10, "inConf" },
+ { 11, "undefinedReason" },
+ { 12, "facilityCallDeflection" },
+ { 13, "securityDenied" },
+ { 14, "calledPartyNotRegistered" },
+ { 15, "callerNotRegistered" },
+ { 16, "newConnectionNeeded" },
+ { 17, "nonStandardReason" },
+ { 18, "replaceWithConferenceInvite" },
+ { 19, "genericDataReason" },
+ { 20, "neededFeatureNotSupported" },
+ { 21, "tunnelledSignallingRejected" },
+ { 22, "invalidCID" },
+ { 23, "invalidCID" },
+ { 24, "securityError" },
+ { 25, "hopCountExceeded" },
+ { 0, NULL}
+};
+
+static const value_string AdmissionRejectReason_vals[] = {
+ { 0, "calledPartyNotRegistered" },
+ { 1, "invalidPermission" },
+ { 2, "requestDenied" },
+ { 3, "undefinedReason" },
+ { 4, "callerNotRegistered" },
+ { 5, "routeCallToGatekeeper" },
+ { 6, "invalidEndpointIdentifier" },
+ { 7, "resourceUnavailable" },
+ { 8, "securityDenial" },
+ { 9, "qosControlNotSupported" },
+ { 10, "incompleteAddress" },
+ { 11, "aliasesInconsistent" },
+ { 12, "routeCallToSCN" },
+ { 13, "exceedsCallCapacity" },
+ { 14, "collectDestination" },
+ { 15, "collectPIN" },
+ { 16, "genericDataReason" },
+ { 17, "neededFeatureNotSupported" },
+ { 18, "securityErrors" },
+ { 19, "securityDHmismatch" },
+ { 20, "noRouteToDestination" },
+ { 21, "unallocatedNumber" },
+ { 0, NULL}
+};
+
+static const value_string LocationRejectReason_vals[] = {
+ { 0, "notRegistered" },
+ { 1, "invalidPermission" },
+ { 2, "requestDenied" },
+ { 3, "undefinedReason" },
+ { 4, "securityDenial" },
+ { 5, "aliasesInconsistent" },
+ { 6, "routeCalltoSCN" },
+ { 7, "resourceUnavailable" },
+ { 8, "genericDataReason" },
+ { 9, "neededFeatureNotSupported" },
+ {10, "hopCountExceeded" },
+ {11, "incompleteAddress" },
+ {12, "securityError" },
+ {13, "securityDHmismatch" },
+ {14, "noRouteToDestination" },
+ {15, "unallocatedNumber" },
+ { 0, NULL}
+};
+
+static const value_string RegistrationRejectReason_vals[] = {
+ { 0, "discoveryRequired" },
+ { 1, "invalidRevision" },
+ { 2, "invalidCallSignalAddress" },
+ { 3, "invalidRASAddress" },
+ { 4, "duplicateAlias" },
+ { 5, "invalidTerminalType" },
+ { 6, "undefinedReason" },
+ { 7, "transportNotSupported" },
+ { 8, "transportQOSNotSupported" },
+ { 9, "resourceUnavailable" },
+ { 10, "invalidAlias" },
+ { 11, "securityDenial" },
+ { 12, "fullRegistrationRequired" },
+ { 13, "additiveRegistrationNotSupported" },
+ { 14, "invalidTerminalAliases" },
+ { 15, "genericDataReason" },
+ { 16, "neededFeatureNotSupported" },
+ { 17, "securityError" },
+ { 0, NULL}
+};
+
+/* used to keep track of the statistics for an entire program interface */
+typedef struct _h225counter_t {
+ char *filter;
+ guint32 ras_msg[RAS_MSG_TYPES + 1];
+ guint32 cs_msg[CS_MSG_TYPES + 1];
+ guint32 grj_reason[GRJ_REASONS + 1];
+ guint32 rrj_reason[RRJ_REASONS + 1];
+ guint32 urq_reason[URQ_REASONS + 1];
+ guint32 urj_reason[URJ_REASONS + 1];
+ guint32 arj_reason[ARJ_REASONS + 1];
+ guint32 brj_reason[BRJ_REASONS + 1];
+ guint32 drq_reason[DRQ_REASONS + 1];
+ guint32 drj_reason[DRJ_REASONS + 1];
+ guint32 lrj_reason[LRJ_REASONS + 1];
+ guint32 irqnak_reason[IRQNAK_REASONS + 1];
+ guint32 rel_cmp_reason[REL_CMP_REASONS + 1];
+ guint32 facility_reason[FACILITY_REASONS + 1];
+} h225counter_t;
+
+
+static void
+h225counter_reset(void *phs)
+{
+ h225counter_t *hs=(h225counter_t *)phs;
+ int i;
+
+ for(i=0;i<=RAS_MSG_TYPES;i++) {
+ hs->ras_msg[i] = 0;
+ }
+ for(i=0;i<=CS_MSG_TYPES;i++) {
+ hs->cs_msg[i] = 0;
+ }
+ for(i=0;i<=GRJ_REASONS;i++) {
+ hs->grj_reason[i] = 0;
+ }
+ for(i=0;i<=RRJ_REASONS;i++) {
+ hs->rrj_reason[i] = 0;
+ }
+ for(i=0;i<=URQ_REASONS;i++) {
+ hs->urq_reason[i] = 0;
+ }
+ for(i=0;i<=URJ_REASONS;i++) {
+ hs->urj_reason[i] = 0;
+ }
+ for(i=0;i<=ARJ_REASONS;i++) {
+ hs->arj_reason[i] = 0;
+ }
+ for(i=0;i<=BRJ_REASONS;i++) {
+ hs->brj_reason[i] = 0;
+ }
+ for(i=0;i<=DRQ_REASONS;i++) {
+ hs->drq_reason[i] = 0;
+ }
+ for(i=0;i<=DRJ_REASONS;i++) {
+ hs->drj_reason[i] = 0;
+ }
+ for(i=0;i<=LRJ_REASONS;i++) {
+ hs->lrj_reason[i] = 0;
+ }
+ for(i=0;i<=IRQNAK_REASONS;i++) {
+ hs->irqnak_reason[i] = 0;
+ }
+ for(i=0;i<=REL_CMP_REASONS;i++) {
+ hs->rel_cmp_reason[i] = 0;
+ }
+ for(i=0;i<=FACILITY_REASONS;i++) {
+ hs->facility_reason[i] = 0;
+ }
+}
+
+static int
+h225counter_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, void *phi)
+{
+ h225counter_t *hs=(h225counter_t *)phs;
+ h225_packet_info *pi=phi;
+
+ switch (pi->msg_type) {
+
+ case H225_RAS:
+ if(pi->msg_tag==-1) { /* uninitialized */
+ return 0;
+ }
+ else if (pi->msg_tag >= RAS_MSG_TYPES) { /* unknown */
+ hs->ras_msg[RAS_MSG_TYPES]++;
+ }
+ else {
+ hs->ras_msg[pi->msg_tag]++;
+ }
+
+ /* Look for reason tag */
+ if(pi->reason==-1) { /* uninitialized */
+ break;
+ }
+
+ switch(pi->msg_tag) {
+
+ case 2: /* GRJ */
+ if(pi->reason < GRJ_REASONS)
+ hs->grj_reason[pi->reason]++;
+ else
+ hs->grj_reason[GRJ_REASONS]++;
+ break;
+ case 5: /* RRJ */
+ if(pi->reason < RRJ_REASONS)
+ hs->rrj_reason[pi->reason]++;
+ else
+ hs->rrj_reason[RRJ_REASONS]++;
+ break;
+ case 6: /* URQ */
+ if(pi->reason < URQ_REASONS)
+ hs->urq_reason[pi->reason]++;
+ else
+ hs->urq_reason[URQ_REASONS]++;
+ break;
+ case 8: /* URJ */
+ if(pi->reason < URJ_REASONS)
+ hs->urj_reason[pi->reason]++;
+ else
+ hs->urj_reason[URJ_REASONS]++;
+ break;
+ case 11: /* ARJ */
+ if(pi->reason < ARJ_REASONS)
+ hs->arj_reason[pi->reason]++;
+ else
+ hs->arj_reason[ARJ_REASONS]++;
+ break;
+ case 14: /* BRJ */
+ if(pi->reason < BRJ_REASONS)
+ hs->brj_reason[pi->reason]++;
+ else
+ hs->brj_reason[BRJ_REASONS]++;
+ break;
+ case 15: /* DRQ */
+ if(pi->reason < DRQ_REASONS)
+ hs->drq_reason[pi->reason]++;
+ else
+ hs->drq_reason[DRQ_REASONS]++;
+ break;
+ case 17: /* DRJ */
+ if(pi->reason < DRJ_REASONS)
+ hs->drj_reason[pi->reason]++;
+ else
+ hs->drj_reason[DRJ_REASONS]++;
+ break;
+ case 20: /* LRJ */
+ if(pi->reason < LRJ_REASONS)
+ hs->lrj_reason[pi->reason]++;
+ else
+ hs->lrj_reason[LRJ_REASONS]++;
+ break;
+ case 29: /* IRQ Nak */
+ if(pi->reason < IRQNAK_REASONS)
+ hs->irqnak_reason[pi->reason]++;
+ else
+ hs->irqnak_reason[IRQNAK_REASONS]++;
+ break;
+
+ default:
+ /* do nothing */
+ break;
+ }
+
+ break;
+
+ case H225_CS:
+ if(pi->msg_tag==-1) { /* uninitialized */
+ return 0;
+ }
+ else if (pi->msg_tag >= CS_MSG_TYPES) { /* unknown */
+ hs->cs_msg[CS_MSG_TYPES]++;
+ }
+ else {
+ hs->cs_msg[pi->msg_tag]++;
+ }
+
+ /* Look for reason tag */
+ if(pi->reason==-1) { /* uninitialized */
+ break;
+ }
+
+ switch(pi->msg_tag) {
+
+ case 5: /* ReleaseComplete */
+ if(pi->reason < REL_CMP_REASONS)
+ hs->rel_cmp_reason[pi->reason]++;
+ else
+ hs->rel_cmp_reason[REL_CMP_REASONS]++;
+ break;
+ case 6: /* Facility */
+ if(pi->reason < FACILITY_REASONS)
+ hs->facility_reason[pi->reason]++;
+ else
+ hs->facility_reason[FACILITY_REASONS]++;
+ break;
+ default:
+ /* do nothing */
+ break;
+ }
+
+ break;
+
+ default:
+ return 0;
+ break;
+ }
+
+ return 1;
+}
+
+
+static void
+h225counter_draw(void *phs)
+{
+ h225counter_t *hs=(h225counter_t *)phs;
+ int i,j;
+
+ printf("================== H225 Message and Reason Counter ==================\n");
+ printf("RAS-Messages:\n");
+ for(i=0;i<=RAS_MSG_TYPES;i++) {
+ if(hs->ras_msg[i]!=0) {
+ printf(" %s : %u\n", val_to_str(i,RasMessage_vals,"unknown ras-messages "), hs->ras_msg[i]);
+ /* reason counter */
+ switch(i) {
+ case 2: /* GRJ */
+ for(j=0;j<=GRJ_REASONS;j++) {
+ if(hs->grj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,GatekeeperRejectReason_vals,"unknown reason "), hs->grj_reason[j]);
+ }
+ }
+ break;
+ case 5: /* RRJ */
+ for(j=0;j<=RRJ_REASONS;j++) {
+ if(hs->rrj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,RegistrationRejectReason_vals,"unknown reason "), hs->rrj_reason[j]);
+ }
+ }
+ break;
+ case 6: /* URQ */
+ for(j=0;j<=URQ_REASONS;j++) {
+ if(hs->urq_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,UnregRequestReason_vals,"unknown reason "), hs->urq_reason[j]);
+ }
+ }
+ break;
+ case 8: /* URJ */
+ for(j=0;j<=URJ_REASONS;j++) {
+ if(hs->urj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,UnregRejectReason_vals,"unknown reason "), hs->urj_reason[j]);
+ }
+ }
+ break;
+ case 11: /* ARJ */
+ for(j=0;j<=ARJ_REASONS;j++) {
+ if(hs->arj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,AdmissionRejectReason_vals,"unknown reason "), hs->arj_reason[j]);
+ }
+ }
+ break;
+ case 14: /* BRJ */
+ for(j=0;j<=BRJ_REASONS;j++) {
+ if(hs->brj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,BandRejectReason_vals,"unknown reason "), hs->brj_reason[j]);
+ }
+ }
+ break;
+ case 15: /* DRQ */
+ for(j=0;j<=DRQ_REASONS;j++) {
+ if(hs->drq_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,DisengageReason_vals,"unknown reason "), hs->drq_reason[j]);
+ }
+ }
+ break;
+ case 17: /* DRJ */
+ for(j=0;j<=DRJ_REASONS;j++) {
+ if(hs->drj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,DisengageRejectReason_vals,"unknown reason "), hs->drj_reason[j]);
+ }
+ }
+ break;
+ case 20: /* LRJ */
+ for(j=0;j<=LRJ_REASONS;j++) {
+ if(hs->lrj_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,LocationRejectReason_vals,"unknown reason "), hs->lrj_reason[j]);
+ }
+ }
+ case 29: /* IRQNak */
+ for(j=0;j<=IRQNAK_REASONS;j++) {
+ if(hs->irqnak_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,InfoRequestNakReason_vals,"unknown reason "), hs->irqnak_reason[j]);
+ }
+ }
+ break;
+ default:
+ break;
+ }
+ /* end of reason counter*/
+ }
+ }
+ printf("Call Signalling:\n");
+ for(i=0;i<=CS_MSG_TYPES;i++) {
+ if(hs->cs_msg[i]!=0) {
+ printf(" %s : %u\n", val_to_str(i,h323_message_body_vals,"unknown cs-messages "), hs->cs_msg[i]);
+ /* reason counter */
+ switch(i) {
+ case 5: /* ReleaseComplete */
+ for(j=0;j<=REL_CMP_REASONS;j++) {
+ if(hs->rel_cmp_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,ReleaseCompleteReason_vals,"unknown reason "), hs->rel_cmp_reason[j]);
+ }
+ }
+ break;
+ case 6: /* Facility */
+ for(j=0;j<=FACILITY_REASONS;j++) {
+ if(hs->facility_reason[j]!=0) {
+ printf(" %s : %u\n", val_to_str(j,FacilityReason_vals,"unknown reason "), hs->facility_reason[j]);
+ }
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ printf("=====================================================================\n");
+}
+
+
+static void
+h225counter_init(char *optarg)
+{
+ h225counter_t *hs;
+ char *filter=NULL;
+ GString *error_string;
+
+ if(!strncmp(optarg,"h225,counter,",13)){
+ filter=optarg+13;
+ } else {
+ filter=g_malloc(1);
+ *filter='\0';
+ }
+
+ hs = g_malloc(sizeof(h225counter_t));
+ hs->filter=g_malloc(strlen(filter)+1);
+ strcpy(hs->filter, filter);
+
+ h225counter_reset(hs);
+
+ error_string=register_tap_listener("h225", hs, filter, NULL, h225counter_packet, h225counter_draw);
+ if(error_string){
+ /* error, we failed to attach to the tap. clean up */
+ g_free(hs->filter);
+ g_free(hs);
+
+ fprintf(stderr, "tethereal: Couldn't register h225,counter tap: %s\n",
+ error_string->str);
+ g_string_free(error_string, TRUE);
+ exit(1);
+ }
+}
+
+
+void
+register_tap_listener_h225counter(void)
+{
+ register_ethereal_tap("h225,counter", h225counter_init);
+}