First release

[sim/ns3-o-ran-e2.git] / model / kpm-function-description.cc

diff --git a/model/kpm-function-description.cc b/model/kpm-function-description.cc
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+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2022 Northeastern University
+ * Copyright (c) 2022 Sapienza, University of Rome
+ * Copyright (c) 2022 University of Padova
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Andrea Lacava <thecave003@gmail.com>
+ *                Tommaso Zugno <tommasozugno@gmail.com>
+ *                Michele Polese <michele.polese@gmail.com>
+ */
+
+#include <ns3/kpm-function-description.h>
+#include <ns3/asn1c-types.h>
+#include <ns3/log.h>
+
+extern "C" {
+#include "RIC-EventTriggerStyle-Item.h"
+#include "RIC-ReportStyle-Item.h"
+}
+
+namespace ns3 {
+
+NS_LOG_COMPONENT_DEFINE ("KpmFunctionDescription");
+
+KpmFunctionDescription::KpmFunctionDescription ()
+{
+  E2SM_KPM_RANfunction_Description_t *descriptor = new E2SM_KPM_RANfunction_Description_t ();
+  FillAndEncodeKpmFunctionDescription (descriptor);
+  ASN_STRUCT_FREE_CONTENTS_ONLY (asn_DEF_E2SM_KPM_RANfunction_Description, descriptor);
+  delete descriptor;
+}
+
+KpmFunctionDescription::~KpmFunctionDescription ()
+{
+  free (m_buffer);
+  m_size = 0;
+}
+
+void
+KpmFunctionDescription::Encode (E2SM_KPM_RANfunction_Description_t *descriptor)
+{
+  asn_codec_ctx_t *opt_cod = 0; // disable stack bounds checking
+  // encode the structure into the e2smbuffer
+  asn_encode_to_new_buffer_result_s encodedMsg = asn_encode_to_new_buffer (
+      opt_cod, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2SM_KPM_RANfunction_Description, descriptor);
+
+  if (encodedMsg.result.encoded < 0)
+    {
+      NS_FATAL_ERROR ("Error during the encoding of the RIC Indication Header, errno: "
+                      << strerror (errno) << ", failed_type " << encodedMsg.result.failed_type->name
+                      << ", structure_ptr " << encodedMsg.result.structure_ptr);
+    }
+
+  m_buffer = encodedMsg.buffer;
+  m_size = encodedMsg.result.encoded;
+}
+
+void
+KpmFunctionDescription::FillAndEncodeKpmFunctionDescription (
+    E2SM_KPM_RANfunction_Description_t *ranfunc_desc)
+{
+  std::string shortNameBuffer = "ORAN-WG3-KPM";
+  uint8_t *descriptionBuffer = (uint8_t *) "KPM monitor";
+  uint8_t *oidBuffer = (uint8_t *) "OID123"; // this is optional, dummy value
+
+  Ptr<OctetString> shortName = Create<OctetString> (shortNameBuffer, shortNameBuffer.size ());
+
+  ranfunc_desc->ranFunction_Name.ranFunction_ShortName = shortName->GetValue ();
+
+  long *inst = (long *) calloc (1, sizeof (long));
+
+  //  ranfunc_desc->ranFunction_Name.ranFunction_Description = (OCTET_STRING_t*)calloc(1, sizeof(OCTET_STRING_t));
+  ranfunc_desc->ranFunction_Name.ranFunction_Description.buf =
+      (uint8_t *) calloc (1, strlen ((char *) descriptionBuffer));
+  memcpy (ranfunc_desc->ranFunction_Name.ranFunction_Description.buf, descriptionBuffer,
+          strlen ((char *) descriptionBuffer));
+  ranfunc_desc->ranFunction_Name.ranFunction_Description.size = strlen ((char *) descriptionBuffer);
+  ranfunc_desc->ranFunction_Name.ranFunction_Instance = inst;
+
+  //  ranfunc_desc->ranFunction_Name.ranFunction_E2SM_OID = (OCTET_STRING_t*)calloc(1, sizeof(OCTET_STRING_t));
+  ranfunc_desc->ranFunction_Name.ranFunction_E2SM_OID.buf =
+      (uint8_t *) calloc (1, strlen ((char *) oidBuffer));
+  memcpy (ranfunc_desc->ranFunction_Name.ranFunction_E2SM_OID.buf, oidBuffer,
+          strlen ((char *) oidBuffer));
+  ranfunc_desc->ranFunction_Name.ranFunction_E2SM_OID.size = strlen ((char *) oidBuffer);
+
+  RIC_EventTriggerStyle_Item_t *trigger_style =
+      (RIC_EventTriggerStyle_Item_t *) calloc (1, sizeof (RIC_EventTriggerStyle_Item_t));
+  trigger_style->ric_EventTriggerStyle_Type = 1;
+  uint8_t *eventTriggerStyleNameBuffer = (uint8_t *) "Periodic report";
+  //  trigger_style->ric_EventTriggerStyle_Name = (OCTET_STRING_t*)calloc(1, sizeof(OCTET_STRING_t));
+  trigger_style->ric_EventTriggerStyle_Name.buf =
+      (uint8_t *) calloc (1, strlen ((char *) eventTriggerStyleNameBuffer));
+  memcpy (trigger_style->ric_EventTriggerStyle_Name.buf, eventTriggerStyleNameBuffer,
+          strlen ((char *) eventTriggerStyleNameBuffer));
+  trigger_style->ric_EventTriggerStyle_Name.size = strlen ((char *) eventTriggerStyleNameBuffer);
+  trigger_style->ric_EventTriggerFormat_Type = 1;
+
+  ranfunc_desc->ric_EventTriggerStyle_List =
+      (E2SM_KPM_RANfunction_Description::
+           E2SM_KPM_RANfunction_Description__ric_EventTriggerStyle_List *)
+          calloc (1, sizeof (E2SM_KPM_RANfunction_Description::
+                                 E2SM_KPM_RANfunction_Description__ric_EventTriggerStyle_List));
+
+  ASN_SEQUENCE_ADD (&ranfunc_desc->ric_EventTriggerStyle_List->list, trigger_style);
+
+  RIC_ReportStyle_Item_t *report_style1 =
+      (RIC_ReportStyle_Item_t *) calloc (1, sizeof (RIC_ReportStyle_Item_t));
+  report_style1->ric_ReportStyle_Type = 1;
+
+  uint8_t *reportStyleNameBuffer =
+      (uint8_t *) "O-CU-CP Measurement Container for the EPC connected deployment";
+
+  //  report_style1->ric_ReportStyle_Name = (OCTET_STRING_t*)calloc(1, sizeof(OCTET_STRING_t));
+  report_style1->ric_ReportStyle_Name.buf =
+      (uint8_t *) calloc (1, strlen ((char *) reportStyleNameBuffer));
+  memcpy (report_style1->ric_ReportStyle_Name.buf, reportStyleNameBuffer,
+          strlen ((char *) reportStyleNameBuffer));
+  report_style1->ric_ReportStyle_Name.size = strlen ((char *) reportStyleNameBuffer);
+  report_style1->ric_ReportIndicationHeaderFormat_Type = 1;
+  report_style1->ric_ReportIndicationMessageFormat_Type = 1;
+  ranfunc_desc->ric_ReportStyle_List =
+      (E2SM_KPM_RANfunction_Description::E2SM_KPM_RANfunction_Description__ric_ReportStyle_List *)
+          calloc (1, sizeof (E2SM_KPM_RANfunction_Description::
+                                 E2SM_KPM_RANfunction_Description__ric_ReportStyle_List));
+
+  ASN_SEQUENCE_ADD (&ranfunc_desc->ric_ReportStyle_List->list, report_style1);
+
+  Encode (ranfunc_desc);
+
+  NS_LOG_INFO (xer_fprint (stderr, &asn_DEF_E2SM_KPM_RANfunction_Description, ranfunc_desc));
+}
+
+} // namespace ns3