When dissecting GSM MAPv1/v2 messages, display opcode 44 or 46 as forwardSM

Fixes bug 9829

Change-Id: Ib56bc7dc79ca27667fb89691817f6e568006d3a8
Reviewed-on: https://code.wireshark.org/review/494
Reviewed-by: Anders Broman <a.broman58@gmail.com>

3 files changed, 63 insertions, 55 deletions

diff --git a/asn1/gsm_map/gsm_map.cnf b/asn1/gsm_map/gsm_map.cnf
index 5cda5a8b8d..db77e4b046 100644
--- a/asn1/gsm_map/gsm_map.cnf
+++ b/asn1/gsm_map/gsm_map.cnf
@@ -215,9 +215,12 @@ MAP-DialoguePDU				B "0.4.0.0.1.1.1.1" "map-DialogueAS"
   VAL_PTR = &opcode
 
 #.FN_BODY  GSMMAPOperationLocalvalue
+  const char *opcode_string;
 
 %(DEFAULT_BODY)s
-  col_append_str(actx->pinfo->cinfo, COL_INFO, gsm_map_opr_code(opcode));
+  /* Retrieve opcode string and eventually update item value */
+  opcode_string = gsm_map_opr_code(opcode, actx->created_item);
+  col_append_str(actx->pinfo->cinfo, COL_INFO, opcode_string);
   col_append_str(actx->pinfo->cinfo, COL_INFO, " ");
 
 #.FN_PARS  GSMMAPLocalErrorcode
diff --git a/asn1/gsm_map/packet-gsm_map-template.c b/asn1/gsm_map/packet-gsm_map-template.c
index 342d9808ec..d930acd711 100644
--- a/asn1/gsm_map/packet-gsm_map-template.c
+++ b/asn1/gsm_map/packet-gsm_map-template.c
@@ -225,7 +225,7 @@ static guint8 sms_encoding;
 static int dissect_invokeData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx);
 static int dissect_returnResultData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx);
 static int dissect_returnErrorData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx);
-const gchar* gsm_map_opr_code(guint32 val);
+const gchar* gsm_map_opr_code(guint32 val, proto_item *item);
 
 /* Value strings */
 
@@ -918,13 +918,14 @@ static const true_false_string gsm_map_Ss_Status_a_values = {
  * Translate the MAP operation code value to a text string
  * Take into account the MAP version for ForwardSM
  */
-const gchar* gsm_map_opr_code(guint32 val) {
+const gchar* gsm_map_opr_code(guint32 val, proto_item *item) {
   switch (val) {
   case 44: /*mt-forwardSM*/
 	  /* FALLTHRU */
   case 46: /*mo-forwardSM*/
 	  /* FALLTHRU */
     if (application_context_version < 3) {
+      proto_item_set_text(item, "%s (%d)", val_to_str_const(val, gsm_map_V1V2_opr_code_strings, "Unknown GSM-MAP opcode"), val);
       return val_to_str_const(val, gsm_map_V1V2_opr_code_strings, "Unknown GSM-MAP opcode");
     }
     /* Else use the default map operation translation */
diff --git a/epan/dissectors/packet-gsm_map.c b/epan/dissectors/packet-gsm_map.c
index b35a5d7ad6..28f61ac094 100644
--- a/epan/dissectors/packet-gsm_map.c
+++ b/epan/dissectors/packet-gsm_map.c
@@ -2608,7 +2608,7 @@ static guint8 sms_encoding;
 static int dissect_invokeData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx);
 static int dissect_returnResultData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx);
 static int dissect_returnErrorData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx);
-const gchar* gsm_map_opr_code(guint32 val);
+const gchar* gsm_map_opr_code(guint32 val, proto_item *item);
 
 /* Value strings */
 
@@ -3302,7 +3302,7 @@ dissect_gsm_map_T_extId(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset
 
 static int
 dissect_gsm_map_T_extType(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 232 "../../asn1/gsm_map/gsm_map.cnf"
+#line 235 "../../asn1/gsm_map/gsm_map.cnf"
   proto_tree_add_text(tree, tvb, offset, -1, "Extension Data");
   if (obj_id){
 	 offset=call_ber_oid_callback(obj_id, tvb, offset, actx->pinfo, tree, NULL);
@@ -3417,7 +3417,7 @@ dissect_gsm_map_SLR_ArgExtensionContainer(gboolean implicit_tag _U_, tvbuff_t *t
 
 int
 dissect_gsm_map_TBCD_STRING(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 258 "../../asn1/gsm_map/gsm_map.cnf"
+#line 261 "../../asn1/gsm_map/gsm_map.cnf"
  tvbuff_t	*parameter_tvb;
  const char	*digit_str;
 
@@ -3452,7 +3452,7 @@ dissect_gsm_map_DiameterIdentity(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, i
 
 int
 dissect_gsm_map_AddressString(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 245 "../../asn1/gsm_map/gsm_map.cnf"
+#line 248 "../../asn1/gsm_map/gsm_map.cnf"
 
  tvbuff_t	*parameter_tvb;
  proto_tree *subtree;
@@ -3522,7 +3522,7 @@ dissect_gsm_map_ProtocolId(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int off
 
 static int
 dissect_gsm_map_SignalInfo(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 362 "../../asn1/gsm_map/gsm_map.cnf"
+#line 365 "../../asn1/gsm_map/gsm_map.cnf"
  tvbuff_t	*parameter_tvb;
 
    offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index,
@@ -3546,7 +3546,7 @@ static const ber_sequence_t gsm_map_ExternalSignalInfo_sequence[] = {
 
 int
 dissect_gsm_map_ExternalSignalInfo(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 761 "../../asn1/gsm_map/gsm_map.cnf"
+#line 764 "../../asn1/gsm_map/gsm_map.cnf"
 /*
 -- Information about the internal structure is given in
 -- clause 7.6.9.
@@ -3684,7 +3684,7 @@ dissect_gsm_map_AccessNetworkProtocolId(gboolean implicit_tag _U_, tvbuff_t *tvb
 
 static int
 dissect_gsm_map_LongSignalInfo(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 279 "../../asn1/gsm_map/gsm_map.cnf"
+#line 282 "../../asn1/gsm_map/gsm_map.cnf"
 
  tvbuff_t	*parameter_tvb;
  guint8		octet;
@@ -3762,7 +3762,7 @@ dissect_gsm_map_AlertingPattern(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, in
 
 int
 dissect_gsm_map_GSN_Address(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 586 "../../asn1/gsm_map/gsm_map.cnf"
+#line 589 "../../asn1/gsm_map/gsm_map.cnf"
 
 	tvbuff_t	*parameter_tvb;
 	guint8		octet;
@@ -3913,7 +3913,7 @@ dissect_gsm_map_HLR_List(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offse
 
 int
 dissect_gsm_map_GlobalCellId(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 841 "../../asn1/gsm_map/gsm_map.cnf"
+#line 844 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t	*parameter_tvb;
 	proto_tree	*subtree;
 
@@ -4190,7 +4190,7 @@ dissect_gsm_map_TA_Id(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _
 
 int
 dissect_gsm_map_RAIdentity(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 610 "../../asn1/gsm_map/gsm_map.cnf"
+#line 613 "../../asn1/gsm_map/gsm_map.cnf"
 
 	tvbuff_t	*parameter_tvb;
 	proto_tree *subtree;
@@ -4238,7 +4238,7 @@ dissect_gsm_map_CellGlobalIdOrServiceAreaIdFixedLength(gboolean implicit_tag _U_
 
 int
 dissect_gsm_map_LAIFixedLength(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 622 "../../asn1/gsm_map/gsm_map.cnf"
+#line 625 "../../asn1/gsm_map/gsm_map.cnf"
 
         tvbuff_t        *parameter_tvb;
         proto_tree *subtree;
@@ -4348,7 +4348,7 @@ dissect_gsm_map_EMLPP_Priority(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int
 
 static int
 dissect_gsm_map_Ext_SS_Status(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 464 "../../asn1/gsm_map/gsm_map.cnf"
+#line 467 "../../asn1/gsm_map/gsm_map.cnf"
  /* Note Ext-SS-Status can have more than one byte */
 
  tvbuff_t	*parameter_tvb;
@@ -4481,7 +4481,7 @@ dissect_gsm_map_ss_RegisterSS_Arg(gboolean implicit_tag _U_, tvbuff_t *tvb _U_,
 
 int
 dissect_gsm_map_ss_SS_Status(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 444 "../../asn1/gsm_map/gsm_map.cnf"
+#line 447 "../../asn1/gsm_map/gsm_map.cnf"
 
  tvbuff_t	*parameter_tvb;
  guint8		octet;
@@ -4515,7 +4515,7 @@ dissect_gsm_map_ss_ForwardingOptions(gboolean implicit_tag _U_, tvbuff_t *tvb _U
   offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index,
                                        NULL);
 
-#line 529 "../../asn1/gsm_map/gsm_map.cnf"
+#line 532 "../../asn1/gsm_map/gsm_map.cnf"
 
 	proto_tree_add_item(tree, hf_gsm_map_notification_to_forwarding_party, tvb, 0,1,ENC_BIG_ENDIAN);
 	proto_tree_add_item(tree, hf_gsm_map_redirecting_presentation, tvb, 0,1,ENC_BIG_ENDIAN);
@@ -4834,7 +4834,7 @@ dissect_gsm_map_ss_InterrogateSS_Res(gboolean implicit_tag _U_, tvbuff_t *tvb _U
 
 int
 dissect_gsm_map_ss_USSD_DataCodingScheme(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 487 "../../asn1/gsm_map/gsm_map.cnf"
+#line 490 "../../asn1/gsm_map/gsm_map.cnf"
  /*The structure of the USSD-DataCodingScheme is defined by
   * the Cell Broadcast Data Coding Scheme as described in
   * TS 3GPP TS 23.038
@@ -4860,7 +4860,7 @@ dissect_gsm_map_ss_USSD_DataCodingScheme(gboolean implicit_tag _U_, tvbuff_t *tv
 
 int
 dissect_gsm_map_ss_USSD_String(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 502 "../../asn1/gsm_map/gsm_map.cnf"
+#line 505 "../../asn1/gsm_map/gsm_map.cnf"
 
   tvbuff_t	*parameter_tvb;
   guint		length;
@@ -5322,7 +5322,7 @@ static const ber_sequence_t gsm_map_er_SM_DeliveryFailureCause_sequence[] = {
 
 static int
 dissect_gsm_map_er_SM_DeliveryFailureCause(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 369 "../../asn1/gsm_map/gsm_map.cnf"
+#line 372 "../../asn1/gsm_map/gsm_map.cnf"
 	/* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   guint8 oct;
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -6259,7 +6259,7 @@ dissect_gsm_map_sm_RoutingInfoForSM_Res(gboolean implicit_tag _U_, tvbuff_t *tvb
 
 static int
 dissect_gsm_map_sm_T_imsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 338 "../../asn1/gsm_map/gsm_map.cnf"
+#line 341 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_SENT;
   offset = dissect_gsm_map_IMSI(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -6273,7 +6273,7 @@ dissect_gsm_map_sm_T_imsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offs
 
 static int
 dissect_gsm_map_sm_T_lmsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 342 "../../asn1/gsm_map/gsm_map.cnf"
+#line 345 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_SENT;
   offset = dissect_gsm_map_LMSI(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -6287,7 +6287,7 @@ dissect_gsm_map_sm_T_lmsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offs
 
 static int
 dissect_gsm_map_sm_T_serviceCentreAddressDA(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 358 "../../asn1/gsm_map/gsm_map.cnf"
+#line 361 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_RECV;
   offset = dissect_gsm_map_AddressString(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -6327,7 +6327,7 @@ dissect_gsm_map_sm_SM_RP_DA(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int of
 
 static int
 dissect_gsm_map_sm_T_msisdn(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 350 "../../asn1/gsm_map/gsm_map.cnf"
+#line 353 "../../asn1/gsm_map/gsm_map.cnf"
 actx->pinfo->p2p_dir = P2P_DIR_RECV;
    offset = dissect_gsm_map_ISDN_AddressString(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -6341,7 +6341,7 @@ actx->pinfo->p2p_dir = P2P_DIR_RECV;
 
 static int
 dissect_gsm_map_sm_T_serviceCentreAddressOA(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 326 "../../asn1/gsm_map/gsm_map.cnf"
+#line 329 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_SENT;
   offset = dissect_gsm_map_AddressString(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -6406,7 +6406,7 @@ static const ber_sequence_t gsm_map_sm_MO_ForwardSM_Arg_sequence[] = {
 
 static int
 dissect_gsm_map_sm_MO_ForwardSM_Arg(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 390 "../../asn1/gsm_map/gsm_map.cnf"
+#line 393 "../../asn1/gsm_map/gsm_map.cnf"
 
 	/* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -6431,7 +6431,7 @@ static const ber_sequence_t gsm_map_sm_MO_ForwardSM_Res_sequence[] = {
 
 static int
 dissect_gsm_map_sm_MO_ForwardSM_Res(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 399 "../../asn1/gsm_map/gsm_map.cnf"
+#line 402 "../../asn1/gsm_map/gsm_map.cnf"
 
         /* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -6463,7 +6463,7 @@ static const ber_sequence_t gsm_map_sm_MT_ForwardSM_Arg_sequence[] = {
 
 static int
 dissect_gsm_map_sm_MT_ForwardSM_Arg(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 408 "../../asn1/gsm_map/gsm_map.cnf"
+#line 411 "../../asn1/gsm_map/gsm_map.cnf"
 
 	/* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -6488,7 +6488,7 @@ static const ber_sequence_t gsm_map_sm_MT_ForwardSM_Res_sequence[] = {
 
 static int
 dissect_gsm_map_sm_MT_ForwardSM_Res(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 417 "../../asn1/gsm_map/gsm_map.cnf"
+#line 420 "../../asn1/gsm_map/gsm_map.cnf"
 
         /* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -6659,7 +6659,7 @@ static const ber_sequence_t gsm_map_sm_MT_ForwardSM_VGCS_Arg_sequence[] = {
 
 static int
 dissect_gsm_map_sm_MT_ForwardSM_VGCS_Arg(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 426 "../../asn1/gsm_map/gsm_map.cnf"
+#line 429 "../../asn1/gsm_map/gsm_map.cnf"
 
         /* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -6713,7 +6713,7 @@ static const ber_sequence_t gsm_map_sm_MT_ForwardSM_VGCS_Res_sequence[] = {
 
 static int
 dissect_gsm_map_sm_MT_ForwardSM_VGCS_Res(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 435 "../../asn1/gsm_map/gsm_map.cnf"
+#line 438 "../../asn1/gsm_map/gsm_map.cnf"
 
         /* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -8089,7 +8089,7 @@ dissect_gsm_map_ms_GeographicalInformation(gboolean implicit_tag _U_, tvbuff_t *
 
 static int
 dissect_gsm_map_ms_LocationNumber(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 902 "../../asn1/gsm_map/gsm_map.cnf"
+#line 905 "../../asn1/gsm_map/gsm_map.cnf"
  tvbuff_t	*parameter_tvb;
  proto_tree	*subtree;
  const char	*digit_str;
@@ -8773,7 +8773,7 @@ dissect_gsm_map_ms_SGSN_Capability(gboolean implicit_tag _U_, tvbuff_t *tvb _U_,
 
 static int
 dissect_gsm_map_ms_APN(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 875 "../../asn1/gsm_map/gsm_map.cnf"
+#line 878 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t	*parameter_tvb;
     proto_tree	*subtree;
     int			length, name_len, tmp;
@@ -9024,7 +9024,7 @@ dissect_gsm_map_ms_UpdateGprsLocationRes(gboolean implicit_tag _U_, tvbuff_t *tv
 
 static int
 dissect_gsm_map_ms_IntegrityProtectionInformation(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 658 "../../asn1/gsm_map/gsm_map.cnf"
+#line 661 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t        *parameter_tvb;
 	asn1_ctx_t		asn1_ctx;
 
@@ -9047,7 +9047,7 @@ dissect_gsm_map_ms_IntegrityProtectionInformation(gboolean implicit_tag _U_, tvb
 
 static int
 dissect_gsm_map_ms_EncryptionInformation(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 670 "../../asn1/gsm_map/gsm_map.cnf"
+#line 673 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t        *parameter_tvb;
 	asn1_ctx_t		asn1_ctx;
 
@@ -9132,7 +9132,7 @@ dissect_gsm_map_ms_AllowedUMTS_Algorithms(gboolean implicit_tag _U_, tvbuff_t *t
 
 static int
 dissect_gsm_map_ms_RadioResourceInformation(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 634 "../../asn1/gsm_map/gsm_map.cnf"
+#line 637 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t        *parameter_tvb;
 	proto_tree *subtree;
 
@@ -9203,7 +9203,7 @@ dissect_gsm_map_ms_BSSMAP_ServiceHandover(gboolean implicit_tag _U_, tvbuff_t *t
 
 static int
 dissect_gsm_map_ms_RANAP_ServiceHandover(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 646 "../../asn1/gsm_map/gsm_map.cnf"
+#line 649 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t        *parameter_tvb;
 	asn1_ctx_t		asn1_ctx;
 
@@ -10074,7 +10074,7 @@ dissect_gsm_map_ms_CheckIMEI_Res(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, i
 
 static int
 dissect_gsm_map_ms_PDP_Type(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 543 "../../asn1/gsm_map/gsm_map.cnf"
+#line 546 "../../asn1/gsm_map/gsm_map.cnf"
 	guint8 pdp_type_org;
 	tvbuff_t	*parameter_tvb;
 
@@ -10107,7 +10107,7 @@ dissect_gsm_map_ms_PDP_Type(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int of
 
 int
 dissect_gsm_map_ms_QoS_Subscribed(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 565 "../../asn1/gsm_map/gsm_map.cnf"
+#line 568 "../../asn1/gsm_map/gsm_map.cnf"
 
 
 	tvbuff_t	*parameter_tvb;
@@ -10129,7 +10129,7 @@ dissect_gsm_map_ms_QoS_Subscribed(gboolean implicit_tag _U_, tvbuff_t *tvb _U_,
 
 int
 dissect_gsm_map_ms_Ext_QoS_Subscribed(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 576 "../../asn1/gsm_map/gsm_map.cnf"
+#line 579 "../../asn1/gsm_map/gsm_map.cnf"
 
 	tvbuff_t	*parameter_tvb;
 
@@ -11407,7 +11407,7 @@ static int
 dissect_gsm_map_ms_T_forwardingOptions(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
   offset = dissect_gsm_map_ms_Ext_ForwOptions(implicit_tag, tvb, offset, actx, tree, hf_index);
 
-#line 535 "../../asn1/gsm_map/gsm_map.cnf"
+#line 538 "../../asn1/gsm_map/gsm_map.cnf"
 
 	proto_tree_add_item(tree, hf_gsm_map_notification_to_forwarding_party, tvb, 0,1,ENC_BIG_ENDIAN);
 	proto_tree_add_item(tree, hf_gsm_map_redirecting_presentation, tvb, 0,1,ENC_BIG_ENDIAN);
@@ -15336,7 +15336,7 @@ dissect_gsm_map_lcs_ProvideSubscriberLocation_Arg(gboolean implicit_tag _U_, tvb
 
 int
 dissect_gsm_map_lcs_Ext_GeographicalInformation(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 853 "../../asn1/gsm_map/gsm_map.cnf"
+#line 856 "../../asn1/gsm_map/gsm_map.cnf"
     tvbuff_t	*parameter_tvb;
 	proto_tree	*subtree;
 
@@ -16321,11 +16321,14 @@ static value_string_ext gsm_old_GSMMAPOperationLocalvalue_vals_ext = VALUE_STRIN
 static int
 dissect_gsm_old_GSMMAPOperationLocalvalue(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 #line 218 "../../asn1/gsm_map/gsm_map.cnf"
+  const char *opcode_string;
 
   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
                                                 &opcode);
 
-  col_append_str(actx->pinfo->cinfo, COL_INFO, gsm_map_opr_code(opcode));
+  /* Retrieve opcode string and eventually update item value */
+  opcode_string = gsm_map_opr_code(opcode, actx->created_item);
+  col_append_str(actx->pinfo->cinfo, COL_INFO, opcode_string);
   col_append_str(actx->pinfo->cinfo, COL_INFO, " ");
 
 
@@ -16762,7 +16765,7 @@ static const ber_sequence_t gsm_old_Bss_APDU_sequence[] = {
 
 static int
 dissect_gsm_old_Bss_APDU(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 683 "../../asn1/gsm_map/gsm_map.cnf"
+#line 686 "../../asn1/gsm_map/gsm_map.cnf"
  guint8		octet;
  guint8		length;
  tvbuff_t	*next_tvb;
@@ -17345,7 +17348,7 @@ dissect_gsm_old_PlmnContainer(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int
 
 static int
 dissect_gsm_old_T_imsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 330 "../../asn1/gsm_map/gsm_map.cnf"
+#line 333 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_SENT;
   offset = dissect_gsm_map_IMSI(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -17359,7 +17362,7 @@ dissect_gsm_old_T_imsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset
 
 static int
 dissect_gsm_old_T_lmsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 334 "../../asn1/gsm_map/gsm_map.cnf"
+#line 337 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_SENT;
   offset = dissect_gsm_map_LMSI(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -17373,7 +17376,7 @@ dissect_gsm_old_T_lmsi(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset
 
 static int
 dissect_gsm_old_T_serviceCentreAddressDA(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 354 "../../asn1/gsm_map/gsm_map.cnf"
+#line 357 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_RECV;
   offset = dissect_gsm_map_AddressString(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -17413,7 +17416,7 @@ dissect_gsm_old_SM_RP_DAold(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int of
 
 static int
 dissect_gsm_old_T_msisdn(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 346 "../../asn1/gsm_map/gsm_map.cnf"
+#line 349 "../../asn1/gsm_map/gsm_map.cnf"
 actx->pinfo->p2p_dir = P2P_DIR_RECV;
    offset = dissect_gsm_map_ISDN_AddressString(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -17427,7 +17430,7 @@ actx->pinfo->p2p_dir = P2P_DIR_RECV;
 
 static int
 dissect_gsm_old_T_serviceCentreAddressOA(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 322 "../../asn1/gsm_map/gsm_map.cnf"
+#line 325 "../../asn1/gsm_map/gsm_map.cnf"
 	actx->pinfo->p2p_dir = P2P_DIR_SENT;
   offset = dissect_gsm_map_AddressString(implicit_tag, tvb, offset, actx, tree, hf_index);
 
@@ -17472,7 +17475,7 @@ static const ber_sequence_t gsm_old_ForwardSM_Arg_sequence[] = {
 
 static int
 dissect_gsm_old_ForwardSM_Arg(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 381 "../../asn1/gsm_map/gsm_map.cnf"
+#line 384 "../../asn1/gsm_map/gsm_map.cnf"
 
 	/* dissect_gsm_map_SignalInfo will return parameter_tvb in actx */
   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
@@ -18309,7 +18312,7 @@ dissect_gsm_ss_LCS_PeriodicLocationCancellationArg(gboolean implicit_tag _U_, tv
 
 static int
 dissect_gsm_map_ericsson_T_locationInformation(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-#line 931 "../../asn1/gsm_map/gsm_map.cnf"
+#line 934 "../../asn1/gsm_map/gsm_map.cnf"
   tvbuff_t *parameter_tvb;
   proto_tree *subtree;
   guint8 rat;
@@ -20474,13 +20477,14 @@ static const true_false_string gsm_map_Ss_Status_a_values = {
  * Translate the MAP operation code value to a text string
  * Take into account the MAP version for ForwardSM
  */
-const gchar* gsm_map_opr_code(guint32 val) {
+const gchar* gsm_map_opr_code(guint32 val, proto_item *item) {
   switch (val) {
   case 44: /*mt-forwardSM*/
 	  /* FALLTHRU */
   case 46: /*mo-forwardSM*/
 	  /* FALLTHRU */
     if (application_context_version < 3) {
+      proto_item_set_text(item, "%s (%d)", val_to_str_const(val, gsm_map_V1V2_opr_code_strings, "Unknown GSM-MAP opcode"), val);
       return val_to_str_const(val, gsm_map_V1V2_opr_code_strings, "Unknown GSM-MAP opcode");
     }
     /* Else use the default map operation translation */
@@ -29165,7 +29169,7 @@ void proto_register_gsm_map(void) {
         NULL, HFILL }},
 
 /*--- End of included file: packet-gsm_map-hfarr.c ---*/
-#line 2947 "../../asn1/gsm_map/packet-gsm_map-template.c"
+#line 2948 "../../asn1/gsm_map/packet-gsm_map-template.c"
   };
 
   /* List of subtrees */
@@ -29860,7 +29864,7 @@ void proto_register_gsm_map(void) {
     &ett_NokiaMAP_Extensions_AllowedServiceData,
 
 /*--- End of included file: packet-gsm_map-ettarr.c ---*/
-#line 2978 "../../asn1/gsm_map/packet-gsm_map-template.c"
+#line 2979 "../../asn1/gsm_map/packet-gsm_map-template.c"
   };
 
   static ei_register_info ei[] = {
@@ -29962,7 +29966,7 @@ void proto_register_gsm_map(void) {
 
 
 /*--- End of included file: packet-gsm_map-dis-tab.c ---*/
-#line 3014 "../../asn1/gsm_map/packet-gsm_map-template.c"
+#line 3015 "../../asn1/gsm_map/packet-gsm_map-template.c"
   oid_add_from_string("ericsson-gsm-Map-Ext","1.2.826.0.1249.58.1.0" );
   oid_add_from_string("accessTypeNotAllowed-id","1.3.12.2.1107.3.66.1.2");
   /*oid_add_from_string("map-ac networkLocUp(1) version3(3)","0.4.0.0.1.0.1.3" );