+
/*
==================================================================================
limitations under the License.
==================================================================================
*/
+
/*
- * ric_indication.h
+ * indication.hpp
*
- * Created on: Jul 11, 2019
- * Author: sjana, Ashwin Sridharan
+ * Created on: Sep 18, 2020
+ * Author: Shraboni Jana
*/
+/*-- **************************************************************
+--
+-- RIC Indication Elementary Procedure
+--
+-- **************************************************************
+-- **************************************************************
+--
+-- RIC INDICATION
+--
+-- **************************************************************
+RICindication ::= SEQUENCE {
+ protocolIEs ProtocolIE-Container {{RICindication-IEs}},
+ ...
+}
-#ifndef E2AP_RIC_INDICATION_H_
-#define E2AP_RIC_INDICATION_H_
+RICindication-IEs E2AP-PROTOCOL-IES ::= {
+ { ID id-RICrequestID CRITICALITY reject TYPE RICrequestID PRESENCE mandatory }|
+ { ID id-RANfunctionID CRITICALITY reject TYPE RANfunctionID PRESENCE mandatory }|
+ { ID id-RICactionID CRITICALITY reject TYPE RICactionID PRESENCE mandatory }|
+ { ID id-RICindicationSN CRITICALITY reject TYPE RICindicationSN PRESENCE optional }|
+ { ID id-RICindicationType CRITICALITY reject TYPE RICindicationType PRESENCE mandatory }|
+ { ID id-RICindicationHeader CRITICALITY reject TYPE RICindicationHeader PRESENCE mandatory }|
+ { ID id-RICindicationMessage CRITICALITY reject TYPE RICindicationMessage PRESENCE mandatory }|
+ { ID id-RICcallProcessID CRITICALITY reject TYPE RICcallProcessID PRESENCE optional },
+ ...
+}*/
-
-#include <iostream>
-#include <errno.h>
-#include <mdclog/mdclog.h>
-#include <sstream>
+
+#ifndef SRC_XAPP_ASN_E2AP_E2AP_INDICATION_HPP_
+#define SRC_XAPP_ASN_E2AP_E2AP_INDICATION_HPP_
+
+#include <string>
#include <E2AP-PDU.h>
#include <InitiatingMessage.h>
#include <RICindication.h>
#include <ProtocolIE-Field.h>
-#include "e2ap_indication_helper.hpp"
+#include <iostream>
+#include <errno.h>
+#include <mdclog/mdclog.h>
+#include <sstream>
+#include <memory>
-#define NUM_INDICATION_IES 8
-
+#define IE_SIZE ((int)128)
+template <typename E2SMIndicationHeader, typename E2SMIndicationMessage>
+class E2APIndication{
-class ric_indication{
-
public:
- ric_indication(void);
- ~ric_indication(void);
-
- bool encode_e2ap_indication(unsigned char *, size_t *, ric_indication_helper &);
- InitiatingMessage_t * get_message (void) ;
- bool set_fields(InitiatingMessage_t *, ric_indication_helper &);
- bool get_fields(InitiatingMessage_t *, ric_indication_helper &);
- std::string get_error(void) const {return error_string ; };
-
+ E2APIndication();
+ E2APIndication(unsigned char *, size_t *, bool&);
+ ~E2APIndication(void);
+ class IndicationIEs{
+ private:
+ long int ricRequestorID, ranFunctionID, ricActionID, ricIndicationSN, ricIndicationType;
+ size_t ricIndicationHeader_size = IE_SIZE;
+ unsigned char ricIndicationHeader[IE_SIZE];
+
+ size_t ricIndicationMessage_size = IE_SIZE;
+ unsigned char ricIndicationMessage[IE_SIZE];
+
+ unsigned char ricCallProcessId[IE_SIZE];
+ size_t ricCallProcessId_size = IE_SIZE;
+
+ public:
+ IndicationIEs(void) : ricRequestorID(0), ranFunctionID(0), ricActionID(0),ricIndicationSN(0), ricIndicationType(0){};
+ void* get_ricIndicationMessage(){return this->ricIndicationMessage; };
+ void* get_ricIndicationHeader(){return this->ricIndicationHeader; };
+ void* get_ricCallProcessId(){return this->ricCallProcessId;};
+
+ size_t get_ricIndicationMessageSize(){return this->ricIndicationMessage_size; };
+ size_t get_ricIndicationHeaderSize(){return this->ricIndicationHeader_size; };
+ size_t get_ricCallProcessIdSize(){return this->ricCallProcessId_size;};
+
+ long int get_ricRequestorID(){return this->ricRequestorID;};
+ long int get_ranFunctionID(){return this->ranFunctionID;};
+ long int get_ricActionID(){return this->ricActionID;};
+ long int get_ricIndicationSN(){return this->ricIndicationSN;};
+
+ IndicationIEs& set_ricIndicationHeader(unsigned char* header, size_t header_size){
+ memcpy(ricIndicationHeader,header,header_size); ricIndicationHeader_size = header_size; return *this;
+ }
+ IndicationIEs& set_ricIndicationMessage(unsigned char* message, size_t message_size){
+ memcpy(ricIndicationHeader,message,message_size); ricIndicationMessage_size = message_size; return *this;}
+
+ IndicationIEs& set_ricCallProcessID(unsigned char* callproc, size_t callproc_size){
+ memcpy(ricCallProcessId, callproc, callproc_size); ricCallProcessId_size = callproc_size;
+ return *this;
+ }
+
+ IndicationIEs& set_ricRequestorID(long int reqID){this->ricRequestorID = reqID; return *this;}
+ IndicationIEs& set_ranFunctionID(long int funcID){this->ranFunctionID = funcID; return *this;}
+ IndicationIEs& set_ricActionID(long int actID){ this->ricActionID = actID; return *this;}
+ IndicationIEs& set_ricIndicationType(long int typ){ this->ricIndicationType = typ; return *this;}
+ IndicationIEs& set_ricIndicationSN(long int sn){ this->ricIndicationSN = sn; return *this;}
+
+
+ };
+
+ IndicationIEs getIndicationIEs(){ return *_indicationIEs.get(); }
+
+ std::string get_error(void) const {return _error_string ; };
+ bool encode(unsigned char *buf, size_t *size);
+ bool decode(unsigned char *buf, size_t *size);
+
private:
-
+
E2AP_PDU_t * e2ap_pdu_obj;
InitiatingMessage_t *initMsg;
RICindication_IEs_t *IE_array;
- std::string error_string;
- char errbuf[128];
- size_t errbuf_len = 128;
+ std::unique_ptr<IndicationIEs> _indicationIEs;
+
+ unsigned int ricIndicationIEs_Count;
+
+ std::string _error_string;
+ char _errbuf[128];
+ size_t _errbuf_len = 128;
+
+ bool setfields( InitiatingMessage_t *);
+};
+
+template<typename T1, typename T2>
+E2APIndication<T1,T2>::E2APIndication(){
+
+ ricIndicationIEs_Count = 8;
+
+ 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 = (RICindication_IEs_t *)calloc(ricIndicationIEs_Count, sizeof(RICindication_IEs_t));
+ assert(IE_array != 0);
+
+ e2ap_pdu_obj->present = E2AP_PDU_PR_initiatingMessage;
+ e2ap_pdu_obj->choice.initiatingMessage = initMsg;
+
+ _indicationIEs = std::make_unique<IndicationIEs>();
+
};
+template<typename T1, typename T2>
+E2APIndication<T1,T2>::E2APIndication(unsigned char *buf, size_t *size, bool &status){
+ e2ap_pdu_obj = 0;
+ initMsg = 0;
+ IE_array = 0;
+
+ _indicationIEs = std::make_unique<IndicationIEs>();
+ status = this->decode(buf, size);
+
+}
+
+
+// Clear assigned protocolIE list from RIC indication IE container
+template<typename T1, typename T2>
+E2APIndication<T1,T2>::~E2APIndication(void){
+
+ mdclog_write(MDCLOG_DEBUG, "Freeing E2AP Indication object memory");
+ RICindication_t *ricIndication = &(initMsg->value.choice.RICindication);
+ for(int i = 0; i < ricIndication->protocolIEs.list.size; i++){
+ ricIndication->protocolIEs.list.array[i] = 0;
+ }
+ if (ricIndication->protocolIEs.list.size > 0){
+ free(ricIndication->protocolIEs.list.array);
+ ricIndication->protocolIEs.list.array = 0;
+ ricIndication->protocolIEs.list.count = 0;
+ ricIndication->protocolIEs.list.size = 0;
+ }
+
+ free(IE_array);
+ ASN_STRUCT_FREE(asn_DEF_E2AP_PDU, e2ap_pdu_obj);
+ mdclog_write(MDCLOG_DEBUG, "Freed E2AP Indication object memory");
+}
+template<typename T1, typename T2>
+bool E2APIndication<T1, T2>::decode(unsigned char *buf, size_t *size)
+{
+
+ asn_dec_rval_t dec_res = asn_decode(0,ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, (void**)&(e2ap_pdu_obj), buf, *size);
+ if(dec_res.code != RC_OK){
+ mdclog_write(MDCLOG_ERR, "Failed to decode: %s","RIC Indication Message");
+ return false;
+ } else {
+ mdclog_write(MDCLOG_INFO, "Successfully decoded: %s","RIC Indication Message");
+ }
+
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2ap_pdu_obj);
+
+ initMsg = e2ap_pdu_obj->choice.initiatingMessage;
+ //write the decoding code.
+ if (initMsg == 0){
+ _error_string = "Invalid reference for E2AP Indication message in get_fields";
+ return false;
+ }
+
+
+ for(int edx = 0; edx < initMsg->value.choice.RICindication.protocolIEs.list.count; edx++) {
+ RICindication_IEs_t *memb_ptr = initMsg->value.choice.RICindication.protocolIEs.list.array[edx];
+ switch(memb_ptr->id)
+ {
+ case (ProtocolIE_ID_id_RICindicationHeader):
+ _indicationIEs->set_ricIndicationHeader(memb_ptr->value.choice.RICindicationHeader.buf, memb_ptr->value.choice.RICindicationHeader.size);
+ break;
+
+ case (ProtocolIE_ID_id_RICindicationMessage):
+ _indicationIEs->set_ricIndicationMessage(memb_ptr->value.choice.RICindicationMessage.buf, memb_ptr->value.choice.RICindicationMessage.size);
+ break;
+
+ case (ProtocolIE_ID_id_RICrequestID):
+ _indicationIEs->set_ricRequestorID(memb_ptr->value.choice.RICrequestID.ricRequestorID);
+ break;
+
+ case (ProtocolIE_ID_id_RANfunctionID):
+ _indicationIEs->set_ranFunctionID(memb_ptr->value.choice.RANfunctionID);
+ break;
+
+ case (ProtocolIE_ID_id_RICindicationSN):
+ _indicationIEs->set_ricIndicationSN(memb_ptr->value.choice.RICindicationSN);
+ break;
+
+ case (ProtocolIE_ID_id_RICindicationType):
+ _indicationIEs->set_ricIndicationType(memb_ptr->value.choice.RICindicationType);
+ break;
+
+ case (ProtocolIE_ID_id_RICactionID):
+ _indicationIEs->set_ricActionID(memb_ptr->value.choice.RICactionID);
+ break;
+
+ case (ProtocolIE_ID_id_RICcallProcessID):
+ _indicationIEs->set_ricCallProcessID(memb_ptr->value.choice.RICcallProcessID.buf,memb_ptr->value.choice.RICcallProcessID.size);
+ break;
+
+ default:
+ break;
+ }
+
+ }
+
+ return true;
+
+}
+
+template<typename T1, typename T2>
+bool E2APIndication<T1,T2>::encode(unsigned char *buf, size_t *size){
+
+ initMsg->procedureCode = ProcedureCode_id_RICindication;
+ initMsg->criticality = Criticality_ignore;
+ initMsg->value.present = InitiatingMessage__value_PR_RICindication;
+
+ bool res;
+ asn_enc_rval_t retval;
+
+ res = setfields(initMsg);
+ if (!res){
+ return false;
+ }
+
+ int ret_constr = asn_check_constraints(&asn_DEF_E2AP_PDU, e2ap_pdu_obj, _errbuf, &_errbuf_len);
+ if(ret_constr){
+ _error_string.assign(&_errbuf[0], _errbuf_len);
+ _error_string = "Error encoding E2AP Indication message. Reason = " + _error_string;
+ return false;
+ }
+
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2ap_pdu_obj);
+
+ 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 E2AP Indication . 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 E2APIndication<T1,T2>::setfields(InitiatingMessage_t *initMsg){
+ unsigned int ie_index;
+
+ if (initMsg == 0){
+ _error_string = "Invalid reference for E2AP Indication message in set_fields";
+ return false;
+ }
+
+
+ RICindication_t * ric_indication = &(initMsg->value.choice.RICindication);
+ ric_indication->protocolIEs.list.count = 0;
+
+ ie_index = 0;
+
+ RICindication_IEs_t *ies_ricreq = &IE_array[ie_index];
+ ies_ricreq->criticality = Criticality_reject;
+ ies_ricreq->id = ProtocolIE_ID_id_RICrequestID;
+ ies_ricreq->value.present = RICindication_IEs__value_PR_RICrequestID;
+ RICrequestID_t *ricrequest_ie = &ies_ricreq->value.choice.RICrequestID;
+ ricrequest_ie->ricRequestorID = _indicationIEs->ricRequestorID;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+ ie_index = 1;
+ RICindication_IEs_t *ies_ranfunc = &IE_array[ie_index];
+ ies_ranfunc->criticality = Criticality_reject;
+ ies_ranfunc->id = ProtocolIE_ID_id_RANfunctionID;
+ ies_ranfunc->value.present = RICindication_IEs__value_PR_RANfunctionID;
+ RANfunctionID_t *ranfunction_ie = &ies_ranfunc->value.choice.RANfunctionID;
+ *ranfunction_ie = _indicationIEs->ranFunctionID;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+ ie_index = 2;
+ RICindication_IEs_t *ies_actid = &IE_array[ie_index];
+ ies_actid->criticality = Criticality_reject;
+ ies_actid->id = ProtocolIE_ID_id_RICactionID;
+ ies_actid->value.present = RICindication_IEs__value_PR_RICactionID;
+ RICactionID_t *ricaction_ie = &ies_actid->value.choice.RICactionID;
+ *ricaction_ie = _indicationIEs->ricActionID;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+ ie_index = 3;
+ RICindication_IEs_t *ies_ricsn = &IE_array[ie_index];
+ ies_ricsn->criticality = Criticality_reject;
+ ies_ricsn->id = ProtocolIE_ID_id_RICindicationSN;
+ ies_ricsn->value.present = RICindication_IEs__value_PR_RICindicationSN;
+ RICindicationSN_t *ricsn_ie = &ies_ricsn->value.choice.RICindicationSN;
+ *ricsn_ie = _indicationIEs->ricIndicationSN;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+
+ ie_index = 4;
+ RICindication_IEs_t *ies_indtyp = &IE_array[ie_index];
+ ies_indtyp->criticality = Criticality_reject;
+ ies_indtyp->id = ProtocolIE_ID_id_RICindicationType;
+ ies_indtyp->value.present = RICindication_IEs__value_PR_RICindicationType;
+ RICindicationType_t *rictype_ie = &ies_indtyp->value.choice.RICindicationType;
+ *rictype_ie = _indicationIEs->ricIndicationType;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+ ie_index = 5;
+ RICindication_IEs_t *ies_richead = &IE_array[ie_index];
+ ies_richead->criticality = Criticality_reject;
+ ies_richead->id = ProtocolIE_ID_id_RICindicationHeader;
+ ies_richead->value.present = RICindication_IEs__value_PR_RICindicationHeader;
+ RICindicationHeader_t *richeader_ie = &ies_richead->value.choice.RICindicationHeader;
+ richeader_ie->buf = _indicationIEs->ricIndicationHeader;
+ richeader_ie->size = _indicationIEs->ricIndicationHeader_size;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+ ie_index = 6;
+ RICindication_IEs_t *ies_indmsg = &IE_array[ie_index];
+ ies_indmsg->criticality = Criticality_reject;
+ ies_indmsg->id = ProtocolIE_ID_id_RICindicationMessage;
+ ies_indmsg->value.present = RICindication_IEs__value_PR_RICindicationMessage;
+ RICindicationMessage_t *ricmsg_ie = &ies_indmsg->value.choice.RICindicationMessage;
+ ricmsg_ie->buf = _indicationIEs->ricIndicationMessage;
+ ricmsg_ie->size = _indicationIEs->ricIndicationMessage_size;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+
+
+ // optional call process id ..
+ if (_indicationIEs->call_process_id_size > 0){
+ ie_index = 7;
+ RICindication_IEs_t *ies_ind_callprocessid = &IE_array[ie_index];
+ ies_ind_callprocessid->criticality = Criticality_reject;
+ ies_ind_callprocessid->id = ProtocolIE_ID_id_RICcallProcessID;
+ ies_ind_callprocessid->value.present = RICindication_IEs__value_PR_RICcallProcessID;
+ RICcallProcessID_t *riccallprocessid_ie = &ies_ind_callprocessid->value.choice.RICcallProcessID;
+ riccallprocessid_ie->buf = _indicationIEs->call_process_id;
+ riccallprocessid_ie->size = _indicationIEs->call_process_id_size;
+ ASN_SEQUENCE_ADD(&(ric_indication->protocolIEs), &(IE_array[ie_index]));
+ }
+
+ return true;
+
+};
-#endif /* E2AP_RIC_INDICATION_H_ */
+#endif /* SRC_XAPP_ASN_E2AP_E2AP_INDICATION_HPP_ */
Code Review / ric-app / hw.git / blobdiff