+++ /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 <assert.h>
-
-#include "e2sim_sctp.hpp"
-#include "e2ap_message_handler.hpp"
-
-extern "C" {
- #include "e2sim_defs.h"
- #include "E2AP-PDU.h"
- #include "e2ap_asn1c_codec.h"
- #include "GlobalE2node-ID.h"
- #include "GlobalE2node-gNB-ID.h"
- #include "GlobalgNB-ID.h"
- #include "OCTET_STRING.h"
- #include "asn_application.h"
- #include "GNB-ID-Choice.h"
- #include "ProtocolIE-Field.h"
- #include "E2setupRequest.h"
-}
-
-using namespace std;
-
-/*
-struct {
- type **array;
- int count;
- int size;
- void (*free)(decltype(*array));
-}
-*/
-
-void encode_and_send_sctp_data(E2AP_PDU_t* pdu, int client_fd)
-{
- 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 wait_for_sctp_data(int client_fd)
-{
- 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);
- }
-}
-
-int main(int argc, char* argv[]){
- LOG_I("Start RIC Simulator");
-
- options_t ops = read_input_options(argc, argv);
- int client_fd = sctp_start_client(ops.server_ip, ops.server_port);
-
- //1. Send ENDCX2Setup
- // E2AP_PDU_t* pdu_setup = e2ap_xml_to_pdu("E2AP_ENDCX2SetupRequest.xml");
-
- printf("out0\n");
-
- uint8_t *buf = (uint8_t *)"gnb1";
-
- BIT_STRING_t gnb_bstring;
- gnb_bstring.buf = buf;
- gnb_bstring.size = 4;
- gnb_bstring.bits_unused = 0;
-
- printf("out1\n");
-
-
- uint8_t *buf2 = (uint8_t *)"plmn3";
- OCTET_STRING_t plmn;
- plmn.buf = buf2;
- plmn.size = 5;
-
- GNB_ID_Choice_t gnbchoice;
- GNB_ID_Choice_PR pres2 = GNB_ID_Choice_PR_gnb_ID;
- gnbchoice.present = pres2;
- gnbchoice.choice.gnb_ID = gnb_bstring;
-
- GlobalgNB_ID_t gnb;
- gnb.plmn_id = plmn;
- gnb.gnb_id = gnbchoice;
-
-
-
- GlobalE2node_gNB_ID_t *e2gnb = (GlobalE2node_gNB_ID_t*)calloc(1, sizeof(GlobalE2node_gNB_ID_t));
- e2gnb->global_gNB_ID = gnb;
-
- /*
- GlobalE2node_ID_t *globale2nodeid = (GlobalE2node_ID_t*)calloc(1, sizeof(GlobalE2node_ID_t));
- GlobalE2node_ID_PR pres;
- pres = GlobalE2node_ID_PR_gNB;
- globale2nodeid->present = pres;
- globale2nodeid->choice.gNB = e2gnb;
- */
-
- GlobalE2node_ID_t globale2nodeid;
- GlobalE2node_ID_PR pres;
- pres = GlobalE2node_ID_PR_gNB;
- globale2nodeid.present = pres;
- globale2nodeid.choice.gNB = e2gnb;
-
- E2setupRequestIEs_t *e2setuprid = (E2setupRequestIEs_t*)calloc(1, sizeof(E2setupRequest_t));;
- E2setupRequestIEs__value_PR pres3;
- pres3 = E2setupRequestIEs__value_PR_GlobalE2node_ID;
- e2setuprid->id = 4;
- e2setuprid->criticality = 0;
- e2setuprid->value.choice.GlobalE2node_ID = globale2nodeid;
- e2setuprid->value.present = pres3;
-
-
- E2setupRequest_t e2setupreq;
- e2setupreq.protocolIEs.list.size = sizeof(E2setupRequestIEs);
- e2setupreq.protocolIEs.list.count = 1;
- e2setupreq.protocolIEs.list.array = &e2setuprid;
-
- InitiatingMessage__value_PR pres4;
- pres4 = InitiatingMessage__value_PR_E2setupRequest;
- InitiatingMessage_t *initmsg = (InitiatingMessage_t*)calloc(1, sizeof(InitiatingMessage_t));
- initmsg->procedureCode = 1;
- initmsg->criticality = 0;
- initmsg->value.present = pres4;
- initmsg->value.choice.E2setupRequest = e2setupreq;
-
- E2AP_PDU_PR pres5;
- pres5 = E2AP_PDU_PR_initiatingMessage;
-
- E2AP_PDU_t *e2ap_pdu = (E2AP_PDU_t*)calloc(1, sizeof(E2AP_PDU_t));
- e2ap_pdu->present = pres5;
- e2ap_pdu->choice.initiatingMessage = initmsg;
-
- printf("over here\n");
-
- asn_fprint(stdout, &asn_DEF_E2AP_PDU, e2ap_pdu);
-
-
- printf("over here 2\n");
-
- xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2ap_pdu);
-
- printf("over here 55\n");
-
- E2AP_PDU_t* pdu_setup = e2ap_xml_to_pdu("E2AP_SetupRequest2.xml");
- e2ap_asn1c_print_pdu(pdu_setup);
- encode_and_send_sctp_data(pdu_setup, client_fd);
- LOG_I("[SCTP] Sent ENDC X2 SETUP REQUEST");
-
-
- // E2setupRequest_t* pdu_setup = smaller_e2ap_xml_to_pdu("E2AP_PartSetupRequest.xml");
- // e2ap_asn1c_print_pdu(pdu_setup);
- // encode_and_send_sctp_data(pdu_setup, client_fd);
- LOG_I("[SCTP] Sent ENDC X2 SETUP REQUEST");
-
- /*
- GlobalE2node_ID_t* pdu_setup = smaller_e2ap_xml_to_pdu("GlobalE2node-ID.xml");
-
- asn_fprint(stdout, &asn_DEF_GlobalE2node_ID, pdu_setup);
-
- printf("over here 2\n");
-
- xer_fprint(stdout, &asn_DEF_GlobalE2node_ID, pdu_setup);
- */
- /*
- e2ap_asn1c_print_pdu(pdu_setup);
- encode_and_send_sctp_data(pdu_setup, client_fd);
- */
- LOG_I("[SCTP] Sent ENDC X2 SETUP REQUEST");
-
-
- //2. Receive ENDCX2SetupResponse
- wait_for_sctp_data(client_fd);
-
- //3. Send RICSubscriptionRequest
- /*
- E2AP_PDU_t* pdu_sub = e2ap_xml_to_pdu("E2AP_RICsubscriptionRequest_Ashwin.xml");
- e2ap_asn1c_print_pdu(pdu_sub);
- encode_and_send_sctp_data(pdu_sub, client_fd);
- LOG_I("[SCTP] Sent RIC SUBSCRIPTION REQUEST");
- */
- //4. Receive RICSubscriptionResponse
- while(1){
- wait_for_sctp_data(client_fd);
- }
-
-
- //---------------------------------------
- close(client_fd);
- LOG_I("[SCTP] Connection closed.");
-
- return 0;
-
-}