X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2FE2AP-c%2Fsubscription%2Fsubscription_delete_request.cc;fp=src%2FE2AP-c%2Fsubscription%2Fsubscription_delete_request.cc;h=2f6d5c5ede2bc8b34b465f015646f0cee3e647c3;hb=b9d7e9c232a4371ddfed51c58e5a57f87b057229;hp=0000000000000000000000000000000000000000;hpb=59f84608ec15c016958a6e0e0ddd813f376c0925;p=ric-app%2Fadmin.git diff --git a/src/E2AP-c/subscription/subscription_delete_request.cc b/src/E2AP-c/subscription/subscription_delete_request.cc new file mode 100644 index 0000000..2f6d5c5 --- /dev/null +++ b/src/E2AP-c/subscription/subscription_delete_request.cc @@ -0,0 +1,186 @@ + + +/* +================================================================================== + Copyright (c) 2018-2019 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. +================================================================================== +*/ + + +#include "subscription_delete_request.hpp" + +subscription_delete::subscription_delete(void){ + + _name = "default"; + + e2ap_pdu_obj = (E2AP_PDU_t * )calloc(1, sizeof(E2AP_PDU_t)); + assert(e2ap_pdu_obj != 0); + + initMsg = (InitiatingMessage_t * )calloc(1, sizeof(InitiatingMessage_t)); + assert(initMsg != 0); + + IE_array = (RICsubscriptionDeleteRequest_IEs_t *)calloc(NUM_SUBSCRIPTION_DELETE_IES, sizeof(RICsubscriptionDeleteRequest_IEs_t)); + assert(IE_array != 0); + + +}; + + + +// Clear assigned protocolIE list from RIC indication IE container +subscription_delete::~subscription_delete(void){ + + mdclog_write(MDCLOG_INFO, "Freeing subscription delete request object memory"); + RICsubscriptionDeleteRequest_t * subscription_delete = &(initMsg->value.choice.RICsubscriptionDeleteRequest); + + for(int i = 0; i < subscription_delete->protocolIEs.list.size; i++){ + subscription_delete->protocolIEs.list.array[i] = 0; + } + + if (subscription_delete->protocolIEs.list.size > 0){ + free(subscription_delete->protocolIEs.list.array); + subscription_delete->protocolIEs.list.count = 0; + subscription_delete->protocolIEs.list.size = 0; + subscription_delete->protocolIEs.list.array = 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_INFO, "Freed subscription delete request object memory"); + + +}; + + +bool subscription_delete::encode_e2ap_subscription(unsigned char *buf, size_t *size, subscription_helper &dinput){ + + e2ap_pdu_obj->choice.initiatingMessage = initMsg; + e2ap_pdu_obj->present = E2AP_PDU_PR_initiatingMessage; + set_fields(e2ap_pdu_obj->choice.initiatingMessage, dinput); + + //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 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; + return true; + +} + + +bool subscription_delete::set_fields(InitiatingMessage_t *ref_initMsg, subscription_helper &helper){ + unsigned int ie_index; + + if (ref_initMsg == 0){ + error_string = "Invalid reference for initating message "; + return false; + } + + ref_initMsg->procedureCode = ProcedureCode_id_ricSubscriptionDelete; + ref_initMsg->criticality = Criticality_reject; + ref_initMsg->value.present = InitiatingMessage__value_PR_RICsubscriptionDeleteRequest; + + RICsubscriptionDeleteRequest_t * subscription_delete = &(ref_initMsg->value.choice.RICsubscriptionDeleteRequest); + + // Reset field count for protocolIEs + subscription_delete->protocolIEs.list.count = 0; + + ie_index = 0; + RICsubscriptionDeleteRequest_IEs_t *ies_ricreq = &IE_array[ie_index]; + ies_ricreq->criticality = Criticality_reject; + ies_ricreq->id = ProtocolIE_ID_id_RICrequestID; + ies_ricreq->value.present = RICsubscriptionDeleteRequest_IEs__value_PR_RICrequestID; + RICrequestID_t *ricrequest_ie = &ies_ricreq->value.choice.RICrequestID; + ricrequest_ie->ricRequestorID = helper.get_request_id(); + ricrequest_ie->ricRequestSequenceNumber = helper.get_req_seq(); + + ASN_SEQUENCE_ADD(&subscription_delete->protocolIEs, ies_ricreq); + + ie_index = 1; + RICsubscriptionDeleteRequest_IEs_t *ies_ranfunc = &IE_array[ie_index]; + ies_ranfunc->criticality = Criticality_reject; + ies_ranfunc->id = ProtocolIE_ID_id_RANfunctionID; + ies_ranfunc->value.present = RICsubscriptionDeleteRequest_IEs__value_PR_RANfunctionID; + RANfunctionID_t *ranfunction_ie = &ies_ranfunc->value.choice.RANfunctionID; + *ranfunction_ie = helper.get_function_id(); + ASN_SEQUENCE_ADD(&subscription_delete->protocolIEs, ies_ranfunc); + + return true; +}; + + + + +bool subscription_delete:: get_fields(InitiatingMessage_t * init_msg, subscription_helper & dout) +{ + + if (init_msg == 0){ + error_string = "Invalid reference for initiating message for get string"; + return false; + } + + RICrequestID_t *requestid; + RANfunctionID_t * ranfunctionid; + + for(int edx = 0; edx < init_msg->value.choice.RICsubscriptionDeleteRequest.protocolIEs.list.count; edx++) { + RICsubscriptionDeleteRequest_IEs_t *memb_ptr = init_msg->value.choice.RICsubscriptionDeleteRequest.protocolIEs.list.array[edx]; + + switch(memb_ptr->id) + { + case (ProtocolIE_ID_id_RICrequestID): + requestid = &memb_ptr->value.choice.RICrequestID; + dout.set_request(requestid->ricRequestorID, requestid->ricRequestSequenceNumber); + break; + + case (ProtocolIE_ID_id_RANfunctionID): + ranfunctionid = &memb_ptr->value.choice.RANfunctionID; + dout.set_function_id(*ranfunctionid); + break; + + } + + //asn_fprint(stdout, &asn_DEF_E2AP_PDU, e2pdu); + } + + return true; +} + + +