--- /dev/null
+/*
+==================================================================================
+
+ Copyright (c) 2019-2020 AT&T Intellectual Property.
+
+ 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.
+==================================================================================
+*/
+
+/*
+ * e2ap_control_request.hpp
+ *
+ * Created on: Oct 10, 2020
+ * Author: Shraboni Jana
+ */
+/*RICcontrolRequest ::= SEQUENCE {
+ protocolIEs ProtocolIE-Container {{RICcontrolRequest-IEs}},
+ ...
+}
+
+RICcontrolRequest-IEs E2AP-PROTOCOL-IES ::= {
+ { ID id-RICrequestID CRITICALITY reject TYPE RICrequestID PRESENCE mandatory }|
+ { ID id-RANfunctionID CRITICALITY reject TYPE RANfunctionID PRESENCE mandatory }|
+ { ID id-RICcallProcessID CRITICALITY reject TYPE RICcallProcessID PRESENCE optional }|
+ { ID id-RICcontrolHeader CRITICALITY reject TYPE RICcontrolHeader PRESENCE mandatory }|
+ { ID id-RICcontrolMessage CRITICALITY reject TYPE RICcontrolMessage PRESENCE mandatory }|
+ { ID id-RICcontrolAckRequest CRITICALITY reject TYPE RICcontrolAckRequest PRESENCE optional },
+ ...
+}
+*/
+
+#ifndef SRC_XAPP_ASN_E2AP_E2AP_CONTROL_REQUEST_HPP_
+#define SRC_XAPP_ASN_E2AP_E2AP_CONTROL_REQUEST_HPP_
+#include <iostream>
+#include <errno.h>
+#include <mdclog/mdclog.h>
+#include <sstream>
+#include <memory>
+#include <E2AP-PDU.h>
+#include <InitiatingMessage.h>
+#include <RICcontrolRequest.h>
+#include <ProtocolIE-Field.h>
+#include "e2ap_consts.hpp"
+
+
+template <typename E2SMControlHeader, typename E2SMControlMessage>
+class E2APControlMessage{
+
+public:
+ class ControlRequestIEs{
+ private:
+ long int ricRequestorID , ricInstanceID, ranFunctionID, ricCallProcessID, ricControlAckRequest;
+ unsigned char ricControlHeader[IE_SIZE];
+ size_t ricControlHeader_size=IE_SIZE;
+ unsigned char ricControlMessage[IE_SIZE];
+ size_t ricControlMessage_size=IE_SIZE;
+ unsigned char ricCallProcessId[IE_SIZE];
+ size_t ricCallProcessId_size = IE_SIZE;
+ bool is_ricCallProcessId;
+
+ public:
+ ControlRequestIEs(void):ricRequestorID(1), ricInstanceID(1),ranFunctionID(1), ricCallProcessID(0), ricControlAckRequest(-1),is_ricCallProcessId(false){};
+ void* get_ricControlMessage(){return this->ricControlMessage; };
+ void* get_ricControlHeader(){return this->ricControlHeader; };
+ void* get_ricCallProcessId(){return this->ricCallProcessId;};
+
+ size_t get_ricControlMessageSize(){return this->ricControlMessage_size; };
+ size_t get_ricControlHeaderSize(){return this->ricControlHeader_size; };
+ size_t get_ricCallProcessIdSize(){return this->ricCallProcessId_size;};
+
+ long int get_ricRequestorID(){return this->ricRequestorID;};
+ long int get_ricInstanceID(){return this->ricInstanceID;};
+ long int get_ranFunctionID(){return this->ranFunctionID;};
+ long int get_ricControlAckRequest(){return this->ricControlAckRequest;};
+ bool get_is_ricCallProcessId(){return is_ricCallProcessId;};
+ ControlRequestIEs& set_ricControlHeader(E2SMControlHeader headerObj){
+ bool res = headerObj.encode(&(this->ricControlHeader)[0],&this->ricControlHeader_size);
+ if(!res){
+ mdclog_write(MDCLOG_ERR, "Failed to encode: %s","RIC Control Header");
+ mdclog_write(MDCLOG_ERR, "Error during encode: %s",headerObj.get_error());
+ } else {
+ mdclog_write(MDCLOG_INFO, "Successfully encoded: %s","RIC Control Header");
+ }
+
+ return *this;
+ }
+ ControlRequestIEs& set_ricControlMessage(E2SMControlMessage msgObj){
+ bool res = msgObj.encode(&(this->ricControlMessage)[0],&this->ricControlMessage_size);
+ if(!res){
+ mdclog_write(MDCLOG_ERR, "Failed to encode: %s","RIC Control Message");
+ mdclog_write(MDCLOG_ERR, "Error during encode: %s",msgObj.get_error());
+ } else {
+ mdclog_write(MDCLOG_INFO, "Successfully encoded: %s","RIC Control Message");
+ }
+ return *this;
+ }
+
+ ControlRequestIEs& set_ricCallProcessID(std::string strCallProcID){
+ is_ricCallProcessId = true; ricCallProcessId_size = strlen(strCallProcID.c_str());
+ memcpy((char*)ricCallProcessId, strCallProcID.c_str(), ricCallProcessId_size);
+ return *this;
+ }
+ ControlRequestIEs& set_ricCallProcessID(unsigned char* callproc, size_t callproc_size){
+ is_ricCallProcessId = true;
+ memcpy(ricCallProcessId, callproc, callproc_size); ricCallProcessId_size = callproc_size;
+ return *this;
+ }
+
+ ControlRequestIEs& set_ricRequestorID(long int reqID){this->ricRequestorID = reqID; return *this;}
+ ControlRequestIEs& set_ricInstanceID(long int reqID){this->ricInstanceID = reqID; return *this;}
+ ControlRequestIEs& set_ranFunctionID(long int funcID){this->ranFunctionID = funcID; return *this;}
+
+ };
+ E2APControlMessage(ControlRequestIEs &);
+ ~E2APControlMessage(void);
+ bool encode(unsigned char *, size_t *);
+ ControlRequestIEs& getIEs(){ return *_cntrlIEs.get();};
+ std::string get_error(void) const {return _error_string ; };
+private:
+
+ E2AP_PDU_t * _e2ap_pdu_obj;
+ InitiatingMessage_t *_initMsg;
+ RICcontrolRequest_IEs_t *IE_array;
+ std::string _error_string;
+ bool setfields(InitiatingMessage_t *);
+ std::unique_ptr<ControlRequestIEs> _cntrlIEs;
+ char _errbuf[128];
+ size_t _errbuf_len = IE_SIZE;
+};
+
+template <typename T1, typename T2>
+E2APControlMessage<T1,T2>::E2APControlMessage(ControlRequestIEs &controlObj){
+
+ _cntrlIEs = std::make_unique<ControlRequestIEs>();
+ *_cntrlIEs = controlObj;
+
+ _e2ap_pdu_obj = 0;
+ _e2ap_pdu_obj = (E2AP_PDU_t * )calloc(1, sizeof(E2AP_PDU_t));
+ assert(_e2ap_pdu_obj != 0);
+
+ _initMsg = 0;
+ _initMsg = (InitiatingMessage_t * )calloc(1, sizeof(InitiatingMessage_t));
+ assert(_initMsg != 0);
+
+ IE_array = 0;
+ IE_array = (RICcontrolRequest_IEs_t *)calloc(RIC_CONTROL_REQUEST_IES_COUNT, sizeof(RICcontrolRequest_IEs_t));
+ assert(IE_array != 0);
+
+ _e2ap_pdu_obj->present = E2AP_PDU_PR_initiatingMessage;
+ _e2ap_pdu_obj->choice.initiatingMessage = _initMsg;
+
+
+};
+
+
+// Clear assigned protocolIE list from RIC control_request IE container
+template <typename T1, typename T2>
+E2APControlMessage<T1,T2>::~E2APControlMessage(void){
+
+ mdclog_write(MDCLOG_DEBUG, "Freeing E2AP Control Request object memory");
+
+ RICcontrolRequest_t *ricControl_Request = &(_initMsg->value.choice.RICcontrolRequest);
+ for(int i = 0; i < ricControl_Request->protocolIEs.list.size; i++){
+ ricControl_Request->protocolIEs.list.array[i] = 0;
+ }
+
+ if (ricControl_Request->protocolIEs.list.size > 0){
+ free(ricControl_Request->protocolIEs.list.array);
+ ricControl_Request->protocolIEs.list.size = 0;
+ ricControl_Request->protocolIEs.list.count = 0;
+ }
+
+ free(IE_array);
+ free(_initMsg);
+ _e2ap_pdu_obj->choice.initiatingMessage = 0;
+
+ ASN_STRUCT_FREE(asn_DEF_E2AP_PDU, _e2ap_pdu_obj);
+ mdclog_write(MDCLOG_DEBUG, "Freed E2AP Control Request object memory");
+
+}
+
+template <typename T1, typename T2>
+bool E2APControlMessage<T1,T2>::encode(unsigned char *buf, size_t *size){
+
+ _initMsg->procedureCode = ProcedureCode_id_RICcontrol;
+ _initMsg->criticality = Criticality_ignore;
+ _initMsg->value.present = InitiatingMessage__value_PR_RICcontrolRequest;
+
+ bool res;
+
+ res = setfields(_initMsg);
+ if (!res){
+ return false;
+ }
+
+ int ret_constr = asn_check_constraints(&asn_DEF_E2AP_PDU, (void *) _e2ap_pdu_obj, _errbuf, &_errbuf_len);
+ if(ret_constr){
+ _error_string.assign(_errbuf, _errbuf_len);
+ _error_string = "Constraints failed for encoding control . Reason = " + _error_string;
+ return false;
+ }
+
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, _e2ap_pdu_obj);
+
+ asn_enc_rval_t retval = asn_encode_to_buffer(0, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, _e2ap_pdu_obj, buf, *size);
+
+ if(retval.encoded == -1){
+ _error_string.assign(strerror(errno));
+ return false;
+ }
+ else {
+ if(*size < retval.encoded){
+ std::stringstream ss;
+ ss <<"Error encoding event trigger definition. Reason = encoded pdu size " << retval.encoded << " exceeds buffer size " << *size << std::endl;
+ _error_string = ss.str();
+ return false;
+ }
+ }
+
+ *size = retval.encoded;
+ return true;
+
+}
+
+template <typename T1, typename T2>
+bool E2APControlMessage<T1,T2>::setfields(InitiatingMessage_t *_initMsg){
+ unsigned int ie_index;
+
+ if (_initMsg == 0){
+ _error_string = "Invalid reference for E2AP Control_Request message in set_fields";
+ return false;
+ }
+
+ RICcontrolRequest_t * E2APControlMessage = &(_initMsg->value.choice.RICcontrolRequest);
+ E2APControlMessage->protocolIEs.list.count = 0;
+
+
+ // Mandatory IE
+ ie_index = 0;
+ RICcontrolRequest_IEs_t *ies_ricreq = &IE_array[ie_index];
+ ies_ricreq->criticality = Criticality_reject;
+ ies_ricreq->id = ProtocolIE_ID_id_RICrequestID;
+ ies_ricreq->value.present = RICcontrolRequest_IEs__value_PR_RICrequestID;
+ RICrequestID_t *ricrequest_ie = &ies_ricreq->value.choice.RICrequestID;
+ ricrequest_ie->ricRequestorID = this->getIEs().get_ricRequestorID();
+ ricrequest_ie->ricInstanceID = this->getIEs().get_ricInstanceID();
+ ASN_SEQUENCE_ADD(&(E2APControlMessage->protocolIEs), &(IE_array[ie_index]));
+
+ // Mandatory IE
+ ie_index = 1;
+ RICcontrolRequest_IEs_t *ies_ranfunc = &IE_array[ie_index];
+ ies_ranfunc->criticality = Criticality_reject;
+ ies_ranfunc->id = ProtocolIE_ID_id_RANfunctionID;
+ ies_ranfunc->value.present = RICcontrolRequest_IEs__value_PR_RANfunctionID;
+ RANfunctionID_t *ranfunction_ie = &ies_ranfunc->value.choice.RANfunctionID;
+ *ranfunction_ie = this->getIEs().get_ranFunctionID();
+ ASN_SEQUENCE_ADD(&(E2APControlMessage->protocolIEs), &(IE_array[ie_index]));
+
+
+ // Mandatory IE
+ ie_index = 2;
+ RICcontrolRequest_IEs_t *ies_richead = &IE_array[ie_index];
+ ies_richead->criticality = Criticality_reject;
+ ies_richead->id = ProtocolIE_ID_id_RICcontrolHeader;
+ ies_richead->value.present = RICcontrolRequest_IEs__value_PR_RICcontrolHeader;
+ RICcontrolHeader_t *richeader_ie = &ies_richead->value.choice.RICcontrolHeader;
+ richeader_ie->buf = (uint8_t*)this->getIEs().get_ricControlHeader();
+ richeader_ie->size = this->getIEs().get_ricControlHeaderSize();
+ ASN_SEQUENCE_ADD(&(E2APControlMessage->protocolIEs), &(IE_array[ie_index]));
+
+ // Mandatory IE
+ ie_index = 3;
+ RICcontrolRequest_IEs_t *ies_indmsg = &IE_array[ie_index];
+ ies_indmsg->criticality = Criticality_reject;
+ ies_indmsg->id = ProtocolIE_ID_id_RICcontrolMessage;
+ ies_indmsg->value.present = RICcontrolRequest_IEs__value_PR_RICcontrolMessage;
+ RICcontrolMessage_t *ricmsg_ie = &ies_indmsg->value.choice.RICcontrolMessage;
+ ricmsg_ie->buf = (uint8_t*)this->getIEs().get_ricControlMessage();
+ ricmsg_ie->size = this->getIEs().get_ricControlMessageSize();
+ ASN_SEQUENCE_ADD(&(E2APControlMessage->protocolIEs), &(IE_array[ie_index]));
+
+ // Optional IE
+ ie_index = 4;
+ if (this->getIEs().get_ricControlAckRequest()>= 0){
+ RICcontrolRequest_IEs_t *ies_indtyp = &IE_array[ie_index];
+ ies_indtyp->criticality = Criticality_reject;
+ ies_indtyp->id = ProtocolIE_ID_id_RICcontrolAckRequest;
+ ies_indtyp->value.present = RICcontrolRequest_IEs__value_PR_RICcontrolAckRequest;
+ RICcontrolAckRequest_t *ricackreq_ie = &ies_indtyp->value.choice.RICcontrolAckRequest;
+ *ricackreq_ie = this->getIEs().get_ricControlAckRequest();
+ ASN_SEQUENCE_ADD(&(E2APControlMessage->protocolIEs), &(IE_array[ie_index]));
+ }
+
+ // Optional IE
+ ie_index = 5;
+ if(this->getIEs().get_is_ricCallProcessId()){
+ RICcontrolRequest_IEs_t *ies_callprocid = &IE_array[ie_index];
+ ies_callprocid->criticality = Criticality_reject;
+ ies_callprocid->id = ProtocolIE_ID_id_RICcallProcessID;
+ ies_callprocid->value.present = RICcontrolRequest_IEs__value_PR_RICcallProcessID;
+ RICcallProcessID_t *riccallprocessid_ie = &ies_callprocid->value.choice.RICcallProcessID;
+ riccallprocessid_ie->buf = (uint8_t*)this->getIEs().get_ricCallProcessId();
+ riccallprocessid_ie->size = this->getIEs().get_ricCallProcessIdSize();
+ ASN_SEQUENCE_ADD(&(E2APControlMessage->protocolIEs), &(IE_array[ie_index]));
+
+ }
+ return true;
+
+};
+
+#endif /* SRC_XAPP_ASN_E2AP_E2AP_CONTROL_REQUEST_HPP_ */
Code Review / ric-app / hw.git / blobdiff