Issue-ID: SIM-18

[sim/e2-interface.git] / e2sim / e2apv1sim / ricsim / ricsim.cpp

diff --git a/e2sim/e2apv1sim/ricsim/ricsim.cpp b/e2sim/e2apv1sim/ricsim/ricsim.cpp
new file mode 100644 (file)
index 0000000..d91c9e5
--- /dev/null
+++ b/e2sim/e2apv1sim/ricsim/ricsim.cpp
@@ -0,0 +1,132 @@
+/*****************************************************************************
+#                                                                            *
+# 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"
+
+#include "encode_e2apv1.hpp"
+#include "encode_kpm.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"
+  #include "RICaction-ToBeSetup-Item.h"
+  #include "RICactions-ToBeSetup-List.h"
+  #include "RICeventTriggerDefinition.h"
+  #include "RICsubscriptionRequest.h"
+  #include "ProtocolIE-SingleContainer.h"
+  #include "RANfunctions-List.h"
+  #include "RICindication.h"
+  #include "RICsubsequentActionType.h"
+  #include "RICsubsequentAction.h"  
+  #include "RICtimeToWait.h"
+}
+
+using namespace std;
+
+/*
+struct {
+  type **array;
+  int count;
+  int size;
+  void (*free)(decltype(*array));
+} 
+*/
+
+int client_fd = 0;
+
+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 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 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, false);
+  }
+}
+
+
+
+int main(int argc, char* argv[]){
+  LOG_I("Start RIC Simulator");
+
+  bool xmlenc = true;
+
+  options_t ops = read_input_options(argc, argv);
+
+  int server_fd = sctp_start_server(ops.server_ip, ops.server_port);
+  client_fd = sctp_accept_connection(ops.server_ip, server_fd);
+
+  sctp_buffer_t recv_buf;
+
+  LOG_I("[SCTP] Waiting for SCTP data");
+
+  while(1) //constantly looking for data on SCTP interface    
+  {
+    LOG_I("in while loop");
+    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;  
+
+}