epan/dissectors/asn1/ansi_tcap/ansi_tcap.cnf

   1 # tcap.cnf
   2 # tcap conformation file
   3
   4 #.NO_EMIT ONLY_VALS
   5 PackageType
   6
   7 #.OMIT_ASSIGNMENT
   8 # Removed as they are giving 'defined but not used' warnings currently.
   9 Priority
  10 #.END
  11
  12 #.FIELD_RENAME
  13 Invoke/parameter                        invoke_parameter
  14 ReturnResult/parameter                  returnResult_parameter
  15 ReturnError/parameter                   returnError_parameter
  16 Reject/parameter                        reject_parameter
  17 Abort/causeInformation/userInformation  abort_userInformation
  18 ErrorCode/private                       ec_private
  19 #.FIELD_ATTR
  20 ErrorCode/private ABBREV=ec_private
  21 #--- OperationCode ---
  22
  23 #.FN_PARS
  24 OperationCode            VAL_PTR = &ansi_tcap_private.d.OperationCode
  25 OperationCode/private    VAL_PTR = &ansi_tcap_private.d.OperationCode_private
  26 #.FN_FTR OperationCode
  27   ansi_tcap_private.d.OperationCode_item = actx->created_item;
  28 #.END
  29
  30 #.FN_BODY OperationCode/national VAL_PTR = &ansi_tcap_private.d.OperationCode_national
  31  proto_tree *subtree;
  32  proto_item *spcifier_item;
  33  int start_offset = offset;
  34  uint8_t family;
  35  uint8_t specifier;
  36
  37   %(DEFAULT_BODY)s
  38   /* mask off the H bit */
  39   ansi_tcap_private.d.OperationCode_national = (ansi_tcap_private.d.OperationCode_national&0x7fff);
  40
  41   subtree = proto_item_add_subtree(actx->created_item, ett_ansi_tcap_op_code_nat);
  42   /* Bit H is used to distinguish between Operations that require a reply and those that do not. A value of 1
  43    * indicates that a reply is required; a value of 0 indicates that a reply is not required.
  44    */
  45   family = (ansi_tcap_private.d.OperationCode_national & 0x7f00)>>8;
  46   specifier = (uint8_t)(ansi_tcap_private.d.OperationCode_national & 0xff);
  47   proto_tree_add_item(subtree, hf_ansi_tcap_bit_h, tvb, start_offset, 2, ENC_BIG_ENDIAN);
  48   proto_tree_add_item(subtree, hf_ansi_tcap_op_family, tvb, start_offset, 2, ENC_BIG_ENDIAN);
  49   spcifier_item = proto_tree_add_item(subtree, hf_ansi_tcap_op_specifier, tvb, start_offset, 2, ENC_BIG_ENDIAN);
  50
  51   switch(family){
  52         case 0:
  53                 /* All Families ( Not used ) */
  54                 break;
  55         case 1:
  56                 /* Parameter */
  57                 if(specifier== 1){
  58                         proto_item_append_text(spcifier_item, " Provide Value");
  59                 }else if (specifier== 2){
  60                         proto_item_append_text(spcifier_item, " Set Value");
  61                 }
  62                 break;
  63         case 2:
  64                 /* Charging */
  65                 if (specifier== 1){
  66                         proto_item_append_text(spcifier_item, " Bill Call");
  67                 }
  68                 break;
  69         case 3:
  70                 /* Provide Instructions */
  71                 if (specifier== 1){
  72                         proto_item_append_text(spcifier_item, " Start");
  73                 }else if (specifier== 2){
  74                         proto_item_append_text(spcifier_item, " Assist");
  75                 }
  76                 break;
  77         case 4:
  78                 /* Connection Control */
  79                 if (specifier== 1){
  80                         proto_item_append_text(spcifier_item, " Connect");
  81                 }else if (specifier== 2){
  82                         proto_item_append_text(spcifier_item, " Temporary Connect");
  83                 }else if (specifier== 3){
  84                         proto_item_append_text(spcifier_item, " Disconnect");
  85                 }else if (specifier== 4){
  86                         proto_item_append_text(spcifier_item, " Forward Disconnect");
  87                 }
  88                 break;
  89         default:
  90                 break;
  91   }
  92
  93 #--- INVOKE ---
  94
  95 #.FN_BODY Invoke/parameter
  96
  97   if(find_tcap_subdissector(tvb, actx, tree))
  98     offset = tvb_reported_length(tvb);
  99
 100
 101 #.FN_HDR Invoke
 102   ansi_tcap_private.d.pdu = 1;
 103
 104 #--- RETURN RESULT ---
 105
 106 #.FIELD_ATTR
 107
 108 #.FN_BODY ReturnResult/parameter
 109   if(find_tcap_subdissector(tvb, actx, tree))
 110     offset = tvb_reported_length(tvb);
 111
 112 #.FN_HDR ReturnResult
 113   ansi_tcap_private.d.pdu = 2;
 114
 115
 116 #--- RETURN ERROR ---
 117
 118 #.FN_BODY ReturnError/parameter
 119   if(find_tcap_subdissector(tvb, actx, tree))
 120     offset = tvb_reported_length(tvb);
 121
 122 #.FN_HDR ReturnError
 123   ansi_tcap_private.d.pdu = 3;
 124
 125 #--- ObjectIDApplicationContext --
 126 #.FN_BODY ObjectIDApplicationContext FN_VARIANT = _str  VAL_PTR = &oid_str
 127
 128  static const char * oid_str;
 129
 130  %(DEFAULT_BODY)s
 131         ansi_tcap_private.objectApplicationId_oid= (const void*) oid_str;
 132         ansi_tcap_private.oid_is_present=true;
 133
 134 #.FN_HDR PackageType/unidirectional
 135 gp_tcapsrt_info->ope=TC_ANSI_ALL;
 136 col_set_str(actx->pinfo->cinfo, COL_INFO, "unidirectional ");
 137
 138 #.FN_HDR PackageType/queryWithPerm
 139 gp_tcapsrt_info->ope=TC_ANSI_ALL;
 140 col_set_str(actx->pinfo->cinfo, COL_INFO, "queryWithPerm ");
 141
 142 #.FN_HDR PackageType/queryWithoutPerm
 143 gp_tcapsrt_info->ope=TC_ANSI_ALL;
 144 col_set_str(actx->pinfo->cinfo, COL_INFO, "queryWithoutPerm ");
 145
 146 #.FN_HDR PackageType/response
 147 gp_tcapsrt_info->ope=TC_ANSI_ALL;
 148 col_set_str(actx->pinfo->cinfo, COL_INFO, "response ");
 149
 150 #.FN_HDR PackageType/conversationWithPerm
 151 gp_tcapsrt_info->ope=TC_ANSI_ALL;
 152 col_set_str(actx->pinfo->cinfo, COL_INFO, "conversationWithPerm ");
 153
 154 #.FN_HDR PackageType/conversationWithoutPerm
 155 gp_tcapsrt_info->ope=TC_ANSI_ALL;
 156 col_set_str(actx->pinfo->cinfo, COL_INFO, "conversationWithoutPerm ");
 157
 158 #.FN_HDR PackageType/abort
 159 gp_tcapsrt_info->ope=TC_ANSI_ABORT;
 160 col_set_str(actx->pinfo->cinfo, COL_INFO, "Abort ");
 161
 162 #.FN_BODY TransactionID/_untag VAL_PTR = &next_tvb
 163
 164 tvbuff_t *next_tvb;
 165 uint8_t len;
 166
 167 %(DEFAULT_BODY)s
 168
 169 if(next_tvb) {
 170         len = tvb_reported_length_remaining(next_tvb, 0);
 171         if(len !=0){
 172                 /* 0 octets for the Unidirectional,
 173                  * 4 octets for Query, Response & Abort
 174                  * 8 octets for Conversation in the order Originating then Responding TID
 175                  *
 176                  * In order to match this it seems like we should only use the last 4 octets
 177                  * in the 8 octets case.
 178                  */
 179                 if (len > 4){
 180                         ansi_tcap_private.TransactionID_str = tvb_bytes_to_str(actx->pinfo->pool, next_tvb, 4,len-4);
 181                 }else{
 182                         ansi_tcap_private.TransactionID_str = tvb_bytes_to_str(actx->pinfo->pool, next_tvb, 0,len);
 183                 }
 184         }
 185         switch(len) {
 186         case 1:
 187                 gp_tcapsrt_info->src_tid=tvb_get_uint8(next_tvb, 0);
 188                 break;
 189         case 2:
 190                 gp_tcapsrt_info->src_tid=tvb_get_ntohs(next_tvb, 0);
 191                 break;
 192         case 4:
 193                 gp_tcapsrt_info->src_tid=tvb_get_ntohl(next_tvb, 0);
 194                 break;
 195         default:
 196                 gp_tcapsrt_info->src_tid=0;
 197                 break;
 198         }
 199 }
 200
 201 #.END