-/*****************************************************************************
-# *
-# Copyright 2019 AT&T Intellectual Property *
-# Copyright 2019 Nokia *
-# *
-# Licensed under the Apache License, Version 2.0 (the "License"); *
-# you may not use this file except in compliance with the License. *
-# You may obtain a copy of the License at *
-# *
-# http://www.apache.org/licenses/LICENSE-2.0 *
-# *
-# Unless required by applicable law or agreed to in writing, software *
-# 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. *
-# *
-******************************************************************************/
-#include "x2ap_message_handler.hpp"
-
-
-void x2ap_handle_sctp_data(int &socket_fd, sctp_buffer_t &data)
-{
- //decode the data into X2AP-PDU
- x2ap_pdu_t* pdu = new_x2ap_pdu();
-
- x2ap_decode_pdu(pdu, data.buffer, data.len);
-
- x2ap_print_pdu(pdu);
-
- int index = x2ap_get_index(pdu);
- int procedureCode = x2ap_get_procedureCode(pdu);
-
- switch(procedureCode)
- {
- case 6: //X2Setup
- switch(index)
- {
- case 1: //initiatingMessage
- LOG_D("[X2AP] Received X2 SETUP REQUEST");
- x2ap_handle_X2SetupRequest(pdu, socket_fd);
- break;
-
- case 2: //successfulOutcome
- LOG_D("[X2AP] Received X2 SETUP RESPONSE");
- //x2ap_handle_X2SetupResponse(pdu, socket_fd);
- break;
-
- case 3:
- LOG_D("[X2AP] Received X2 SETUP FAILURE");
- break;
-
- default:
- LOG_E("[X2AP] Invalid message index=%d in X2AP-PDU", index);
- break;
- }
- break;
-
- case 36: //ENDCX2Setup
- switch(index)
- {
- case 1: //initiatingMessage
- LOG_D("[X2AP] Received ENDC X2 SETUP REQUEST");
- x2ap_handle_ENDCX2SetupRequest(pdu, socket_fd);
- break;
-
- case 2: //successfulOutcome
- LOG_D("[X2AP] Received ENDC X2 SETUP RESPONSE");
- //x2ap_handle_X2SetupResponse(pdu, socket_fd);
- break;
-
- case 3:
- LOG_D("[X2AP] Received ENDC X2 SETUP FAILURE");
- break;
-
- default:
- LOG_E("[X2AP] Invalid message index=%d in X2AP-PDU", index);
- break;
- }
- break;
-
- default:
- LOG_E("[X2AP] No available handler for procedureCode=%d", procedureCode);
- break;
- }
-}
-
-void x2ap_handle_X2SetupRequest(x2ap_pdu_t* pdu, int &socket_fd)
-{
- /*
- Simply send back X2SetupResponse
- Todo: add more handling options (failure, duplicated request, etc.)
- */
-
- x2ap_pdu_t* res_pdu = new_x2ap_pdu();
- eNB_config cfg;
-
- x2ap_create_X2SetupResponse(res_pdu, cfg);
- LOG_D("[X2AP] Created X2 SETUP RESPONSE")
-
- x2ap_print_pdu(res_pdu);
-
- //encode response pdu into buffer
- sctp_buffer_t res_data;
- x2ap_encode_pdu(res_pdu, res_data.buffer, sizeof(res_data.buffer), res_data.len);
-
- //send response data over sctp
- if(sctp_send_data(socket_fd, res_data) > 0) {
- LOG_D("[SCTP] Sent X2 SETUP RESPONSE");
- } else {
- LOG_D("[SCTP] Unable to send X2 SETUP RESPONSE to peer");
- }
-}
-
-void x2ap_handle_X2SetupResponse(x2ap_pdu_t* pdu, int &socket_fd)
-{
- ;
-}
-
-
-void x2ap_handle_ENDCX2SetupRequest(x2ap_pdu_t* pdu, int &socket_fd)
-{
- /*
- Simply send back ENDCX2SetupResponse
- Todo: add more handling options (failure, duplicated request, etc.)
- */
- ;
-}