X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fxapp-asn%2Fe2ap%2Fe2ap_subsdel_response.cc;fp=src%2Fxapp-asn%2Fe2ap%2Fe2ap_subsdel_response.cc;h=c0925110bd38dad6ebee1a3c5c76ea5c98f9fd75;hb=858eb3785ad300196cf677143a6759f857344702;hp=0000000000000000000000000000000000000000;hpb=4edb52e022fe23b8951488c959458ad68b644d47;p=ric-app%2Fhw.git diff --git a/src/xapp-asn/e2ap/e2ap_subsdel_response.cc b/src/xapp-asn/e2ap/e2ap_subsdel_response.cc new file mode 100644 index 0000000..c092511 --- /dev/null +++ b/src/xapp-asn/e2ap/e2ap_subsdel_response.cc @@ -0,0 +1,204 @@ +/* +================================================================================== + 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_subsdel_response.cc + * + * Author: SJana, Ashwin Sridharan + */ + + +#include "e2ap_subsdel_response.hpp" + +E2APSubscriptionDeleteResponse::E2APSubscriptionDeleteResponse(SubscriptionDeleteResponseIEs& ieObj){ + + + + _responseIEs = std::make_unique(); + *_responseIEs = ieObj; + + _e2ap_pdu_obj = (E2AP_PDU_t * )calloc(1, sizeof(E2AP_PDU_t)); + assert(_e2ap_pdu_obj != 0); + + _successMsg = (SuccessfulOutcome_t * )calloc(1, sizeof(SuccessfulOutcome_t)); + assert(_successMsg != 0); + + IE_array = (RICsubscriptionDeleteResponse_IEs_t *)calloc(RIC_SUBDEL_RESPONSE_IES_COUNT, sizeof(RICsubscriptionDeleteResponse_IEs_t)); + assert(IE_array != 0); + + RICsubscriptionDeleteResponse_t * subDelresponse = &(_successMsg->value.choice.RICsubscriptionDeleteResponse); + for(int i = 0; i < RIC_SUBDEL_RESPONSE_IES_COUNT; i++){ + ASN_SEQUENCE_ADD(&subDelresponse->protocolIEs, &(IE_array[i])); + } + +}; + +E2APSubscriptionDeleteResponse::E2APSubscriptionDeleteResponse(unsigned char *buf, size_t *size){ + _e2ap_pdu_obj = 0; + _successMsg = 0; + IE_array = 0; + + _responseIEs = std::make_unique(); + bool status = this->decode(buf, size); + if(!status) + throw "E2AP Subscription Delete Response Decode Failed: "+this->get_error(); +} + +bool E2APSubscriptionDeleteResponse::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 Subscription Delete Response"); + return false; + } else { + mdclog_write(MDCLOG_INFO, "Successfully decoded: %s","RIC Subscription Delete Response"); + } + + _successMsg = _e2ap_pdu_obj->choice.successfulOutcome; + //write the decoding code. + + if (_successMsg == 0){ + _error_string = "Invalid reference to success message in get fields subscription delete response"; + return false; + } + + + for(int edx = 0; edx < _successMsg->value.choice.RICsubscriptionDeleteResponse.protocolIEs.list.count; edx++) { + RICsubscriptionDeleteResponse_IEs_t *memb_ptr = _successMsg->value.choice.RICsubscriptionDeleteResponse.protocolIEs.list.array[edx]; + + switch(memb_ptr->id) + { + case (ProtocolIE_ID_id_RICrequestID): + _responseIEs->set_ricRequestorID(memb_ptr->value.choice.RICrequestID.ricRequestorID); + _responseIEs->set_ricInstanceID(memb_ptr->value.choice.RICrequestID.ricInstanceID); + + break; + + case (ProtocolIE_ID_id_RANfunctionID): + _responseIEs->set_ranFunctionID(memb_ptr->value.choice.RANfunctionID); + + break; + } + +} +// xer_fprint(stdout, &asn_DEF_E2AP_PDU, _e2ap_pdu_obj); + +return true; +} + +// Clear assigned protocolIE list from RIC indication IE container +E2APSubscriptionDeleteResponse::~E2APSubscriptionDeleteResponse(void){ + + mdclog_write(MDCLOG_DEBUG, "Freeing subscription delete request object memory"); + RICsubscriptionDeleteResponse_t * E2APSubscriptionDeleteResponse = &(_successMsg->value.choice.RICsubscriptionDeleteResponse); + + for(int i = 0; i < E2APSubscriptionDeleteResponse->protocolIEs.list.size; i++){ + E2APSubscriptionDeleteResponse->protocolIEs.list.array[i] = 0; + } + + if (E2APSubscriptionDeleteResponse->protocolIEs.list.size > 0){ + free(E2APSubscriptionDeleteResponse->protocolIEs.list.array); + E2APSubscriptionDeleteResponse->protocolIEs.list.count = 0; + E2APSubscriptionDeleteResponse->protocolIEs.list.size = 0; + E2APSubscriptionDeleteResponse->protocolIEs.list.array = 0; + } + + free(IE_array); + free(_successMsg); + _e2ap_pdu_obj->choice.successfulOutcome = 0; + + ASN_STRUCT_FREE(asn_DEF_E2AP_PDU, _e2ap_pdu_obj); + mdclog_write(MDCLOG_DEBUG, "Freed subscription delete request object memory"); + + +}; + + +bool E2APSubscriptionDeleteResponse::encode(unsigned char *buf, size_t *size){ + + _e2ap_pdu_obj->choice.successfulOutcome = _successMsg; + _e2ap_pdu_obj->present = E2AP_PDU_PR_successfulOutcome; + bool eres = setfields( _successMsg); + if(!eres) + return eres; + + _successMsg->procedureCode = ProcedureCode_id_RICsubscriptionDelete; + _successMsg->criticality = Criticality_reject; + _successMsg->value.present = SuccessfulOutcome__value_PR_RICsubscriptionDeleteResponse; + + 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 subscription delete request. Reason = " + _error_string; + return false; + } + + asn_enc_rval_t res = asn_encode_to_buffer(0, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, _e2ap_pdu_obj, buf, *size); + + if(res.encoded == -1){ + _error_string.assign(strerror(errno)); + _error_string = "Error encoding Subscription Delete Request. Reason = " + _error_string; + return false; + } + else { + if(*size < res.encoded){ + std::stringstream ss; + ss <<"Error encoding Subscription Delete Request . Reason = encoded pdu size " << res.encoded << " exceeds buffer size " << *size << std::endl; + _error_string = ss.str(); + res.encoded = -1; + return false; + } + } + + *size = res.encoded; + xer_fprint(stdout, &asn_DEF_E2AP_PDU, _e2ap_pdu_obj); + + return true; + +} + + +bool E2APSubscriptionDeleteResponse::setfields( SuccessfulOutcome_t *_successMsg){ + unsigned int ie_index; + + ie_index = 0; + RICsubscriptionDeleteResponse_IEs_t *ies_ricresp = &IE_array[ie_index]; + ies_ricresp->criticality = Criticality_reject; + ies_ricresp->id = ProtocolIE_ID_id_RICrequestID; + ies_ricresp->value.present = RICsubscriptionDeleteResponse_IEs__value_PR_RICrequestID; + RICrequestID_t *ricrequest_ie = &ies_ricresp->value.choice.RICrequestID; + ricrequest_ie->ricRequestorID = this->getIEs().get_ricRequestorID(); + ricrequest_ie->ricInstanceID = this->getIEs().get_ricInstanceID(); + + + ie_index = 1; + RICsubscriptionDeleteResponse_IEs_t *ies_ranfunc = &IE_array[ie_index]; + ies_ranfunc->criticality = Criticality_reject; + ies_ranfunc->id = ProtocolIE_ID_id_RANfunctionID; + ies_ranfunc->value.present = RICsubscriptionDeleteResponse_IEs__value_PR_RANfunctionID; + RANfunctionID_t *ranfunction_ie = &ies_ranfunc->value.choice.RANfunctionID; + *ranfunction_ie = this->getIEs().get_ranFunctionID(); + + + return true; +}; + + + + +