+++ /dev/null
-/*****************************************************************************
-# *
-# 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 <stdio.h>
-#include <unistd.h>
-#include <string>
-#include <iostream>
-#include <fstream>
-
-
-#include "e2sim_defs.h"
-#include "e2sim_sctp.hpp"
-#include "e2ap_message_handler.hpp"
-#include "encode_e2apv1.hpp"
-
-using namespace std;
-
-int client_fd = 0;
-
-void encode_and_send_sctp_data(E2AP_PDU_t* pdu)
-{
- uint8_t *buf;
- sctp_buffer_t data;
-
- data.len = e2ap_asn1c_encode_pdu(pdu, &buf);
- memcpy(data.buffer, buf, min(data.len, MAX_SCTP_BUFFER));
-
- sctp_send_data(client_fd, data);
-}
-
-void encode_and_send_sctp_data(E2AP_PDU_t* pdu, int client_fd)
-{
- uint8_t *buf;
- sctp_buffer_t data;
-
- printf("Calling encode_and_send_sctp_data\n");
-
- printf("client_fd is %d\n", client_fd);
-
- data.len = e2ap_asn1c_encode_pdu(pdu, &buf);
-
- printf("after encoding pdu\n");
-
- memcpy(data.buffer, buf, min(data.len, MAX_SCTP_BUFFER));
-
- printf("calling sctp_send_data\n");
-
- sctp_send_data(client_fd, data);
-}
-
-void wait_for_sctp_data()
-{
- sctp_buffer_t recv_buf;
- if(sctp_receive_data(client_fd, recv_buf) > 0)
- {
- LOG_I("[SCTP] Received new data of size %d", recv_buf.len);
- e2ap_handle_sctp_data(client_fd, recv_buf, false);
- }
-}
-
-
-int main(int argc, char* argv[]){
-
- printf("Start E2 Agent (E2 Simulator\n");
-
- ifstream simfile;
- string line;
-
- simfile.open("simulation.txt", ios::in);
-
- if (simfile.is_open()) {
-
- while (getline(simfile, line)) {
- cout << line << "\n";
- }
-
- simfile.close();
-
- }
-
-
- printf("encoding now the user level - DU\n");
-
- E2SM_KPM_IndicationMessage_t *indMsg =
- (E2SM_KPM_IndicationMessage_t*)calloc(1,sizeof(E2SM_KPM_IndicationMessage_t));
-
- //encode_kpm_report_rancontainer_du(indMsg);
- encode_kpm_report_style1(indMsg);
-
-
-
- bool xmlenc = false;
-
- options_t ops = read_input_options(argc, argv);
-
- printf("After reading input options\n");
-
- //E2 Agent will automatically restart upon sctp disconnection
- // int server_fd = sctp_start_server(ops.server_ip, ops.server_port);
-
- client_fd = sctp_start_client(ops.server_ip, ops.server_port);
- E2AP_PDU_t* pdu_setup = (E2AP_PDU_t*)calloc(1,sizeof(E2AP_PDU));
-
- printf("After starting client\n");
- printf("client_fd value is %d\n", client_fd);
-
- // generate_e2apv1_subscription_request(pdu_setup);
- generate_e2apv1_setup_request(pdu_setup);
-
- printf("After generating e2setup req\n");
-
- xer_fprint(stderr, &asn_DEF_E2AP_PDU, pdu_setup);
-
- printf("After XER Encoding\n");
-
- auto buffer_size = MAX_SCTP_BUFFER;
- unsigned char buffer[MAX_SCTP_BUFFER];
-
- sctp_buffer_t data;
-
- char *error_buf = (char*)calloc(300, sizeof(char));
- size_t errlen;
-
- asn_check_constraints(&asn_DEF_E2AP_PDU, pdu_setup, error_buf, &errlen);
- printf("error length %d\n", errlen);
- printf("error buf %s\n", error_buf);
-
- auto er = asn_encode_to_buffer(nullptr, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, pdu_setup, buffer, buffer_size);
- //auto er = asn_encode_to_buffer(nullptr, ATS_BASIC_XER, &asn_DEF_E2AP_PDU, pdu_setup, buffer, buffer_size);
- data.len = er.encoded;
-
- fprintf(stderr, "er encded is %d\n", er.encoded);
-
- memcpy(data.buffer, buffer, er.encoded);
-
- if(sctp_send_data(client_fd, data) > 0) {
- LOG_I("[SCTP] Sent E2-SETUP-REQUEST");
- } else {
- LOG_E("[SCTP] Unable to send E2-SETUP-REQUEST to peer");
- }
-
- sctp_buffer_t recv_buf;
-
- LOG_I("[SCTP] Waiting for SCTP data");
-
- while(1) //constantly looking for data on SCTP interface
- {
- if(sctp_receive_data(client_fd, recv_buf) <= 0)
- break;
-
- LOG_I("[SCTP] Received new data of size %d", recv_buf.len);
-
- e2ap_handle_sctp_data(client_fd, recv_buf, xmlenc);
- if (xmlenc) xmlenc = false;
- }
-
- return 0;
-}
Code Review / sim / e2-interface.git / blobdiff