1 /*****************************************************************************
3 # Copyright 2019 AT&T Intellectual Property *
4 # Copyright 2019 Nokia *
6 # Licensed under the Apache License, Version 2.0 (the "License"); *
7 # you may not use this file except in compliance with the License. *
8 # You may obtain a copy of the License at *
10 # http://www.apache.org/licenses/LICENSE-2.0 *
12 # Unless required by applicable law or agreed to in writing, software *
13 # distributed under the License is distributed on an "AS IS" BASIS, *
14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
15 # See the License for the specific language governing permissions and *
16 # limitations under the License. *
18 ******************************************************************************/
24 #include "e2sim_sctp.hpp"
25 #include "e2ap_message_handler.hpp"
28 #include "e2sim_defs.h"
30 #include "e2ap_asn1c_codec.h"
35 void encode_and_send_sctp_data(E2AP_PDU_t* pdu, int client_fd)
40 data.len = e2ap_asn1c_encode_pdu(pdu, &buf);
41 memcpy(data.buffer, buf, min(data.len, MAX_SCTP_BUFFER));
43 // sctp_send_data(client_fd, data);
44 sctp_send_data_X2AP(client_fd, data);
47 void wait_for_sctp_data(int client_fd)
49 sctp_buffer_t recv_buf;
50 if(sctp_receive_data(client_fd, recv_buf) > 0)
52 LOG_I("[SCTP] Received new data of size %d", recv_buf.len);
53 e2ap_handle_sctp_data(client_fd, recv_buf);
58 int main(int argc, char* argv[]){
59 LOG_I("Start RIC Simulator");
61 options_t ops = read_input_options(argc, argv);
62 int client_fd = sctp_start_client(ops.server_ip, ops.server_port);
64 //Send X2 Setup Request
65 E2AP_PDU_t* pdu_setup = e2ap_xml_to_pdu("E2AP_X2SetupRequest.xml");
66 e2ap_asn1c_print_pdu(pdu_setup);
67 encode_and_send_sctp_data(pdu_setup, client_fd);
69 //wait to receive X2SetupResponse
71 wait_for_sctp_data(client_fd);