+++ /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.
-==================================================================================
- */
-/*
- * ric_control_response.c
- *
- * Created on: Jul 11, 2019
- * Author: sjana, Ashwin Sridharan
- */
-
-#include "e2ap_control_response.hpp"
-
-// Set up the initiating message and also allocate protocolIEs in container
-// Note : this bypasses requirement to use ASN_SEQUENCE_ADD. We can directly
-// assign pointers to the array in ProtocolIE. However, this also leaves us on the
-// hook to manually clear the memory
-
-ric_control_response::ric_control_response(void){
-
- e2ap_pdu_obj = 0;
- e2ap_pdu_obj = (E2AP_PDU_t * )calloc(1, sizeof(E2AP_PDU_t));
- assert(e2ap_pdu_obj != 0);
-
- successMsg = 0;
- successMsg = (SuccessfulOutcome_t * )calloc(1, sizeof(SuccessfulOutcome_t));
- assert(successMsg != 0);
-
- successMsg->procedureCode = ProcedureCode_id_RICcontrol;
- successMsg->criticality = Criticality_reject;
- successMsg->value.present = SuccessfulOutcome__value_PR_RICcontrolAcknowledge;
-
-
- unsuccessMsg = 0;
- unsuccessMsg = (UnsuccessfulOutcome_t * )calloc(1, sizeof(UnsuccessfulOutcome_t));
- assert(unsuccessMsg != 0);
-
-
- unsuccessMsg->procedureCode = ProcedureCode_id_RICcontrol;
- unsuccessMsg->criticality = Criticality_reject;
- unsuccessMsg->value.present = UnsuccessfulOutcome__value_PR_RICcontrolFailure;
-
- IE_array = 0;
- IE_array = (RICcontrolAcknowledge_IEs_t *)calloc(NUM_CONTROL_ACKNOWLEDGE_IES, sizeof(RICcontrolAcknowledge_IEs_t));
- assert(IE_array != 0);
-
- RICcontrolAcknowledge_t * ric_acknowledge = &(successMsg->value.choice.RICcontrolAcknowledge);
- for(int i = 0; i < NUM_CONTROL_ACKNOWLEDGE_IES; i++){
- ASN_SEQUENCE_ADD(&(ric_acknowledge->protocolIEs), &(IE_array[i]));
- }
-
-
- IE_failure_array = 0;
- IE_failure_array = (RICcontrolFailure_IEs_t *)calloc(NUM_CONTROL_FAILURE_IES, sizeof(RICcontrolFailure_IEs_t));
- assert(IE_failure_array != 0);
-
- RICcontrolFailure_t * ric_failure = &(unsuccessMsg->value.choice.RICcontrolFailure);
- for(int i = 0; i < NUM_CONTROL_FAILURE_IES; i++){
- ASN_SEQUENCE_ADD(&(ric_failure->protocolIEs), &(IE_failure_array[i]));
- }
-
-};
-
-
-// Clear assigned protocolIE list from RIC control_request IE container
-ric_control_response::~ric_control_response(void){
-
- mdclog_write(MDCLOG_DEBUG, "Freeing E2AP Control Response object memory");
-
- RICcontrolAcknowledge_t * ric_acknowledge = &(successMsg->value.choice.RICcontrolAcknowledge);
- for(int i = 0; i < ric_acknowledge->protocolIEs.list.size; i++){
- ric_acknowledge->protocolIEs.list.array[i] = 0;
- }
- if (ric_acknowledge->protocolIEs.list.size > 0){
- free(ric_acknowledge->protocolIEs.list.array);
- ric_acknowledge->protocolIEs.list.array = 0;
- ric_acknowledge->protocolIEs.list.count = 0;
- }
-
- RICcontrolFailure_t * ric_failure = &(unsuccessMsg->value.choice.RICcontrolFailure);
- for(int i = 0; i < ric_failure->protocolIEs.list.size; i++){
- ric_failure->protocolIEs.list.array[i] = 0;
- }
- if (ric_failure->protocolIEs.list.size > 0){
- free(ric_failure->protocolIEs.list.array);
- ric_failure->protocolIEs.list.array = 0;
- ric_failure->protocolIEs.list.count = 0;
- }
-
- free(IE_array);
- free(IE_failure_array);
- free(successMsg);
- free(unsuccessMsg);
-
- e2ap_pdu_obj->choice.initiatingMessage = 0;
- e2ap_pdu_obj->present = E2AP_PDU_PR_initiatingMessage;
-
- ASN_STRUCT_FREE(asn_DEF_E2AP_PDU, e2ap_pdu_obj);
- mdclog_write(MDCLOG_DEBUG, "Freed E2AP Control Response object mempory");
-}
-
-
-bool ric_control_response::encode_e2ap_control_response(unsigned char *buf, size_t *size, ric_control_helper & dinput, bool is_success){
-
- bool res;
- if (is_success){
- res = set_fields(successMsg, dinput);
- }
- else{
- res = set_fields(unsuccessMsg, dinput);
- }
-
- if (!res){
- return false;
- }
-
-
- if (is_success){
- e2ap_pdu_obj->choice.successfulOutcome = successMsg;
- e2ap_pdu_obj->present = E2AP_PDU_PR_successfulOutcome ;
- }
- else{
- e2ap_pdu_obj->choice.unsuccessfulOutcome = unsuccessMsg;
- e2ap_pdu_obj->present = E2AP_PDU_PR_unsuccessfulOutcome ;
-
- }
-
- //xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2ap_pdu_obj);
-
- 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 response. Reason = " + error_string;
- return false;
- }
-
- 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 E2AP Control response . Reason = encoded pdu size " << retval.encoded << " exceeds buffer size " << *size << std::endl;
- error_string = ss.str();
- return false;
- }
- }
-
- *size = retval.encoded;
- return true;
-
-}
-
-bool ric_control_response::set_fields(SuccessfulOutcome_t *successMsg, ric_control_helper &dinput){
- unsigned int ie_index;
-
- if (successMsg == 0){
- error_string = "Invalid reference for E2AP Control Acknowledge in set_fields";
- return false;
- }
-
- // for(i = 0; i < NUM_CONTROL_ACKNOWLEDGE_IES;i++){
- // memset(&(IE_array[i]), 0, sizeof(RICcontrolAcknowledge_IEs_t));
- // }
-
- //RICcontrolAcknowledge_t * ric_acknowledge = &(successMsg->value.choice.RICcontrolAcknowledge);
- //ric_acknowledge->protocolIEs.list.count = 0;
-
- ie_index = 0;
- RICcontrolAcknowledge_IEs_t *ies_ricreq = &IE_array[ie_index];
- ies_ricreq->criticality = Criticality_reject;
- ies_ricreq->id = ProtocolIE_ID_id_RICrequestID;
- ies_ricreq->value.present = RICcontrolAcknowledge_IEs__value_PR_RICrequestID;
- RICrequestID_t *ricrequest_ie = &ies_ricreq->value.choice.RICrequestID;
- ricrequest_ie->ricRequestorID = dinput.req_id;
- //ricrequest_ie->ricRequestSequenceNumber = dinput.req_seq_no;
- //ASN_SEQUENCE_ADD(&(ric_acknowledge->protocolIEs), ies_ricreq);
-
- ie_index = 1;
- RICcontrolAcknowledge_IEs_t *ies_ranfunc = &IE_array[ie_index];
- ies_ranfunc->criticality = Criticality_reject;
- ies_ranfunc->id = ProtocolIE_ID_id_RANfunctionID;
- ies_ranfunc->value.present = RICcontrolAcknowledge_IEs__value_PR_RANfunctionID;
- RANfunctionID_t *ranfunction_ie = &ies_ranfunc->value.choice.RANfunctionID;
- *ranfunction_ie = dinput.func_id;
- //ASN_SEQUENCE_ADD(&(ric_acknowledge->protocolIEs), ies_ranfunc);
-
- // ie_index = 2;
- // RICcontrolAcknowledge_IEs_t *ies_riccallprocessid = &IE_array[ie_index];
- // ies_riccallprocessid->criticality = Criticality_reject;
- // ies_riccallprocessid->id = ProtocolIE_ID_id_RICcallProcessID;
- // ies_riccallprocessid->value.present = RICcontrolAcknowledge_IEs__value_PR_RICcallProcessID;
- // RICcallProcessID_t *riccallprocessid_ie = &ies_riccallprocessid->value.choice.RICcallProcessID;
- // riccallprocessid_ie->buf = dinput.call_process_id;
- // riccallprocessid_ie->size = dinput.call_process_id_size;
- // ASN_SEQUENCE_ADD(&(ric_acknowledge->protocolIEs), ies_riccallprocessid);
-
- ie_index = 2;
- RICcontrolAcknowledge_IEs_t *ies_ric_cause = &IE_array[ie_index];
- ies_ric_cause->criticality = Criticality_reject;
- ies_ric_cause->id = ProtocolIE_ID_id_RICcontrolStatus;
- ies_ric_cause->value.present = RICcontrolAcknowledge_IEs__value_PR_RICcontrolStatus;
- ies_ric_cause->value.choice.RICcontrolStatus = dinput.control_status;
- //ASN_SEQUENCE_ADD(&(ric_acknowledge->protocolIEs), ies_ric_cause);
-
- return true;
-
-};
-
-bool ric_control_response::set_fields(UnsuccessfulOutcome_t *unsuccessMsg, ric_control_helper &dinput){
- unsigned int ie_index;
-
- if (unsuccessMsg == 0){
- error_string = "Invalid reference for E2AP Control Failure in set_fields";
- return false;
- }
-
- // for(i = 0; i < NUM_CONTROL_FAILURE_IES;i++){
- // memset(&(IE_failure_array[i]), 0, sizeof(RICcontrolFailure_IEs_t));
- // }
-
- //RICcontrolFailure_t * ric_failure = &(unsuccessMsg->value.choice.RICcontrolFailure);
- //ric_failure->protocolIEs.list.count = 0;
-
- ie_index = 0;
- RICcontrolFailure_IEs_t *ies_ricreq = &IE_failure_array[ie_index];
- ies_ricreq->criticality = Criticality_reject;
- ies_ricreq->id = ProtocolIE_ID_id_RICrequestID;
- ies_ricreq->value.present = RICcontrolFailure_IEs__value_PR_RICrequestID;
- RICrequestID_t *ricrequest_ie = &(ies_ricreq->value.choice.RICrequestID);
- ricrequest_ie->ricRequestorID = dinput.req_id;
- //ricrequest_ie->ricRequestSequenceNumber = dinput.req_seq_no;
- //ASN_SEQUENCE_ADD(&(ric_failure->protocolIEs), ies_ricreq);
-
- ie_index = 1;
- RICcontrolFailure_IEs_t *ies_ranfunc = &IE_failure_array[ie_index];
- ies_ranfunc->criticality = Criticality_reject;
- ies_ranfunc->id = ProtocolIE_ID_id_RANfunctionID;
- ies_ranfunc->value.present = RICcontrolFailure_IEs__value_PR_RANfunctionID;
- RANfunctionID_t *ranfunction_ie = &(ies_ranfunc->value.choice.RANfunctionID);
- *ranfunction_ie = dinput.func_id;
- //ASN_SEQUENCE_ADD(&(ric_failure->protocolIEs), ies_ranfunc);
-
- // ie_index = 2;
- // RICcontrolFailure_IEs_t *ies_riccallprocessid = &IE_failure_array[i];
- // ies_riccallprocessid->criticality = Criticality_reject;
- // ies_riccallprocessid->id = ProtocolIE_ID_id_RICcallProcessID;
- // ies_riccallprocessid->value.present = RICcontrolFailure_IEs__value_PR_RICcallProcessID;
- // RICcallProcessID_t *riccallprocessid_ie = &(ies_riccallprocessid->value.choice.RICcallProcessID);
- // riccallprocessid_ie->buf = dinput.call_process_id;
- // riccallprocessid_ie->size = dinput.call_process_id_size;
- // ASN_SEQUENCE_ADD(&(ric_failure->protocolIEs), ies_riccallprocessid);
-
- ie_index = 2;
- RICcontrolFailure_IEs_t *ies_ric_cause = &IE_failure_array[ie_index];
- ies_ric_cause->criticality = Criticality_ignore;
- ies_ric_cause->id = ProtocolIE_ID_id_Cause;
- ies_ric_cause->value.present = RICcontrolFailure_IEs__value_PR_Cause;
- Cause_t * ric_cause = &(ies_ric_cause->value.choice.Cause);
- ric_cause->present = (Cause_PR)dinput.cause;
-
- switch(dinput.cause){
- case Cause_PR_ricService:
- ric_cause->choice.ricService = dinput.sub_cause;
- break;
- case Cause_PR_transport:
- ric_cause->choice.transport = dinput.sub_cause;
- break;
- case Cause_PR_protocol:
- ric_cause->choice.protocol= dinput.sub_cause;
- break;
- case Cause_PR_misc:
- ric_cause->choice.misc = dinput.sub_cause;
- break;
- case Cause_PR_ricRequest:
- ric_cause->choice.ricRequest = dinput.sub_cause;
- break;
- default:
- std::cout <<"Error ! Illegal cause enum" << dinput.cause << std::endl;
- return false;
- }
-
- //ASN_SEQUENCE_ADD(&(ric_failure->protocolIEs), ies_ric_cause);
- return true;
-
-};
-
-
-
-
-bool ric_control_response:: get_fields(SuccessfulOutcome_t * success_msg, ric_control_helper &dout)
-{
- if (success_msg == 0){
- error_string = "Invalid reference for E2AP Control Acknowledge message in get_fields";
- return false;
- }
-
-
- for(int edx = 0; edx < success_msg->value.choice.RICcontrolAcknowledge.protocolIEs.list.count; edx++) {
- RICcontrolAcknowledge_IEs_t *memb_ptr = success_msg->value.choice.RICcontrolAcknowledge.protocolIEs.list.array[edx];
-
- switch(memb_ptr->id)
- {
-
- case (ProtocolIE_ID_id_RICcallProcessID):
- dout.call_process_id = memb_ptr->value.choice.RICcallProcessID.buf;
- dout.call_process_id_size = memb_ptr->value.choice.RICcallProcessID.size;
- break;
-
- case (ProtocolIE_ID_id_RICrequestID):
- dout.req_id = memb_ptr->value.choice.RICrequestID.ricRequestorID;
- //dout.req_seq_no = memb_ptr->value.choice.RICrequestID.ricRequestSequenceNumber;
- break;
-
- case (ProtocolIE_ID_id_RANfunctionID):
- dout.func_id = memb_ptr->value.choice.RANfunctionID;
- break;
-
- case (ProtocolIE_ID_id_Cause):
- dout.control_status = memb_ptr->value.choice.RICcontrolStatus;
- break;
-
- }
-
- }
-
- return true;
-
-}
-
-
-bool ric_control_response:: get_fields(UnsuccessfulOutcome_t * unsuccess_msg, ric_control_helper &dout)
-{
- if (unsuccess_msg == 0){
- error_string = "Invalid reference for E2AP Control Failure message in get_fields";
- return false;
- }
-
-
- for(int edx = 0; edx < unsuccess_msg->value.choice.RICcontrolFailure.protocolIEs.list.count; edx++) {
- RICcontrolFailure_IEs_t *memb_ptr = unsuccess_msg->value.choice.RICcontrolFailure.protocolIEs.list.array[edx];
-
- switch(memb_ptr->id)
- {
-
- case (ProtocolIE_ID_id_RICcallProcessID):
- dout.call_process_id = memb_ptr->value.choice.RICcallProcessID.buf;
- dout.call_process_id_size = memb_ptr->value.choice.RICcallProcessID.size;
- break;
-
- case (ProtocolIE_ID_id_RICrequestID):
- dout.req_id = memb_ptr->value.choice.RICrequestID.ricRequestorID;
- //dout.req_seq_no = memb_ptr->value.choice.RICrequestID.ricRequestSequenceNumber;
- break;
-
- case (ProtocolIE_ID_id_RANfunctionID):
- dout.func_id = memb_ptr->value.choice.RANfunctionID;
- break;
-
-
- case (ProtocolIE_ID_id_Cause):
- dout.cause = memb_ptr->value.choice.Cause.present;
- switch(dout.cause){
- case Cause_PR_ricService :
- dout.sub_cause = memb_ptr->value.choice.Cause.choice.ricService;
- break;
-
- case Cause_PR_transport :
- dout.sub_cause = memb_ptr->value.choice.Cause.choice.transport;
- break;
-
- case Cause_PR_protocol :
- dout.sub_cause = memb_ptr->value.choice.Cause.choice.protocol;
- break;
-
- case Cause_PR_misc :
- dout.sub_cause = memb_ptr->value.choice.Cause.choice.misc;
- break;
-
- case Cause_PR_ricRequest :
- dout.sub_cause = memb_ptr->value.choice.Cause.choice.ricRequest;
- break;
-
- default:
- dout.sub_cause = -1;
- break;
- }
-
- default:
- break;
- }
-
- }
-
- return true;
-
-}
-
Code Review / ric-app / bouncer.git / blobdiff