--- /dev/null
+/*
+ Copyright (c) 2019 AT&T Intellectual Property.
+ Copyright (c) 2019 Nokia.
+
+ Licensed under the Creative Commons Attribution 4.0 International
+ Public License (the "License"); you may not use this file except
+ in compliance with the License. You may obtain a copy of the License at
+
+ https://creativecommons.org/licenses/by/4.0/
+
+ Unless required by applicable law or agreed to in writing, documentation
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+syntax = "proto3";
+
+package streaming_protobufs;
+
+option go_package = "gerrit.o-ran-sc.org/r/ric-plt/streaming-protobufs";
+
+import "google/protobuf/wrappers.proto";
+
+/*
+ Protocol Buffer definition for SECONDARY RAT DATA USAGE REPORT message.
+ (3GPP 36.423, ver 15.4.0)
+
+ Naming convention follows the ASN.1 field naming defined in chapter
+ '9.3 Message and Information Element Abstract Syntax (with ASN.1)' of below document:
+ http://www.3gpp.org/ftp//Specs/archive/36_series/36.423/36423-f40.zip
+
+ Dashes converted to underscores to make protobuf message syntax correct.
+*/
+
+message SecondaryRATDataUsageReport
+{
+ SecondaryRATDataUsageReport_IEs protocolIEs = 1;
+}
+
+message SecondaryRATDataUsageReport_IEs
+{
+ uint32 id_MeNB_UE_X2AP_ID = 1;
+ uint32 id_SgNB_UE_X2AP_ID = 2;
+ SecondaryRATUsageReportList id_SecondaryRATUsageReportList = 3;
+ google.protobuf.UInt32Value id_MeNB_UE_X2AP_ID_Extension = 4;
+}
+
+message SecondaryRATUsageReportList
+{
+ repeated SecondaryRATUsageReport_ItemIEs items = 1;
+}
+
+message SecondaryRATUsageReport_ItemIEs
+{
+ SecondaryRATUsageReport_Item id_SecondaryRATUsageReport_Item = 1;
+}
+
+message SecondaryRATUsageReport_Item
+{
+ enum SecondaryRATType {
+ protobuf_unspecified = 0;
+ nr = 1;
+ }
+ uint32 e_RAB_ID = 1;
+ SecondaryRATType secondaryRATType = 2;
+ E_RABUsageReportList e_RABUsageReportList = 3;
+}
+
+message E_RABUsageReportList
+{
+ repeated E_RABUsageReport_ItemIEs items = 1;
+}
+
+message E_RABUsageReport_ItemIEs
+{
+ E_RABUsageReport_Item id_E_RABUsageReport_Item = 1;
+}
+
+message E_RABUsageReport_Item
+{
+ uint64 startTimeStamp = 1;
+ uint64 endTimeStamp = 2;
+ uint64 usageCountUL = 3;
+ uint64 usageCountDL = 4;
+}