X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=Bouncer%2Fsrc%2Fxapp-asn%2Fe2ap%2Fe2ap_control.cc;fp=Bouncer%2Fsrc%2Fxapp-asn%2Fe2ap%2Fe2ap_control.cc;h=0000000000000000000000000000000000000000;hb=fbc7e3ad84fc7269233a2f0b5d416cb1c6f8a6ea;hp=638b61805c4cabbca77686fae68ced43408b4ba8;hpb=eb27c05c05b5042d115480c40cffa16e7d473d80;p=ric-app%2Fbouncer.git diff --git a/Bouncer/src/xapp-asn/e2ap/e2ap_control.cc b/Bouncer/src/xapp-asn/e2ap/e2ap_control.cc deleted file mode 100644 index 638b618..0000000 --- a/Bouncer/src/xapp-asn/e2ap/e2ap_control.cc +++ /dev/null @@ -1,266 +0,0 @@ -/* -================================================================================== - - 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_request.c - * - * Created on: Jul 11, 2019 - * Author: sjana, Ashwin Sridharan - */ - -#include "e2ap_control.hpp" - -// Set up memory allocations for each IE for encoding -// We are responsible for memory management for each IE for encoding -// Hence destructor should clear out memory -// When decoding, we rely on asn1c macro (ASN_STRUCT_FREE to be called -// for releasing memory by external calling function) -ric_control_request::ric_control_request(void){ - - 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(NUM_CONTROL_REQUEST_IES, 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 -ric_control_request::~ric_control_request(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 mempory"); - -} - - -bool ric_control_request::encode_e2ap_control_request(unsigned char *buf, size_t *size, ric_control_helper & dinput){ - - initMsg->procedureCode = ProcedureCode_id_RICcontrol; - initMsg->criticality = Criticality_ignore; - initMsg->value.present = InitiatingMessage__value_PR_RICcontrolRequest; - - bool res; - - res = set_fields(initMsg, dinput); - 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; - -} - -bool ric_control_request::set_fields(InitiatingMessage_t *initMsg, ric_control_helper &dinput){ - unsigned int ie_index; - - if (initMsg == 0){ - error_string = "Invalid reference for E2AP Control_Request message in set_fields"; - return false; - } - - RICcontrolRequest_t * ric_control_request = &(initMsg->value.choice.RICcontrolRequest); - ric_control_request->protocolIEs.list.count = 0; // reset - - // for(i = 0; i < NUM_CONTROL_REQUEST_IES;i++){ - // memset(&(IE_array[i]), 0, sizeof(RICcontrolRequest_IEs_t)); - // } - - // 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 = dinput.req_id; - //ricrequest_ie->ricRequestSequenceNumber = dinput.req_seq_no; - ASN_SEQUENCE_ADD(&(ric_control_request->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 = dinput.func_id; - ASN_SEQUENCE_ADD(&(ric_control_request->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 = dinput.control_header; - richeader_ie->size = dinput.control_header_size; - ASN_SEQUENCE_ADD(&(ric_control_request->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 = dinput.control_msg; - ricmsg_ie->size = dinput.control_msg_size; - ASN_SEQUENCE_ADD(&(ric_control_request->protocolIEs), &(IE_array[ie_index])); - - // Optional IE - ie_index = 4; - if (dinput.control_ack >= 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 = dinput.control_ack; - ASN_SEQUENCE_ADD(&(ric_control_request->protocolIEs), &(IE_array[ie_index])); - } - - // Optional IE - ie_index = 5; - if(dinput.call_process_id_size > 0){ - 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 = dinput.call_process_id; - riccallprocessid_ie->size = dinput.call_process_id_size; - ASN_SEQUENCE_ADD(&(ric_control_request->protocolIEs), &(IE_array[ie_index])); - - } - return true; - -}; - - - - -bool ric_control_request:: get_fields(InitiatingMessage_t * init_msg, ric_control_helper &dout) -{ - if (init_msg == 0){ - error_string = "Invalid reference for E2AP Control_Request message in get_fields"; - return false; - } - - - for(int edx = 0; edx < init_msg->value.choice.RICcontrolRequest.protocolIEs.list.count; edx++) { - RICcontrolRequest_IEs_t *memb_ptr = init_msg->value.choice.RICcontrolRequest.protocolIEs.list.array[edx]; - - switch(memb_ptr->id) - { - case (ProtocolIE_ID_id_RICcontrolHeader): - dout.control_header = memb_ptr->value.choice.RICcontrolHeader.buf; - dout.control_header_size = memb_ptr->value.choice.RICcontrolHeader.size; - break; - - case (ProtocolIE_ID_id_RICcontrolMessage): - dout.control_msg = memb_ptr->value.choice.RICcontrolMessage.buf; - dout.control_msg_size = memb_ptr->value.choice.RICcontrolMessage.size; - break; - - 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_RICcontrolAckRequest): - dout.control_ack = memb_ptr->value.choice.RICcontrolAckRequest; - break; - - default: - break; - } - - } - - return true; - -} - -InitiatingMessage_t * ric_control_request::get_message(void) { - return initMsg; -}