/* * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The OpenAirInterface Software Alliance licenses this file to You under * the OAI Public License, Version 1.1 (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.openairinterface.org/?page_id=698 * * 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. *------------------------------------------------------------------------------- * For more information about the OpenAirInterface (OAI) Software Alliance: * contact@openairinterface.org */ /*! \file f1ap_du_rrc_message_transfer.c * \brief f1ap rrc message transfer for DU * \author EURECOM/NTUST * \date 2018 * \version 0.1 * \company Eurecom * \email: navid.nikaein@eurecom.fr, bing-kai.hong@eurecom.fr * \note * \warning */ #include "f1ap_common.h" #include "f1ap_encoder.h" #include "f1ap_decoder.h" #include "f1ap_du_rrc_message_transfer.h" // undefine C_RNTI from // openair1/PHY/LTE_TRANSPORT/transport_common.h which // replaces in ie->value.choice.C_RNTI, causing // a compile error #undef C_RNTI extern f1ap_setup_req_t *f1ap_du_data; /* DL RRC Message Transfer */ void DU_handle_DL_RRC_MESSAGE_TRANSFER(F1AP_DLRRCMessageTransfer_t *DLRRCMessageTransfer) { AssertFatal(1==0,"Not implemented yet\n"); } //void DU_send_UL_RRC_MESSAGE_TRANSFER(F1AP_ULRRCMessageTransfer_t *ULRRCMessageTransfer) { void DU_send_UL_RRC_MESSAGE_TRANSFER(void) { F1AP_F1AP_PDU_t pdu; F1AP_ULRRCMessageTransfer_t *out; F1AP_ULRRCMessageTransferIEs_t *ie; uint8_t *buffer; uint32_t len; /* Create */ /* 0. Message Type */ memset(&pdu, 0, sizeof(pdu)); pdu.present = F1AP_F1AP_PDU_PR_initiatingMessage; pdu.choice.initiatingMessage = (F1AP_InitiatingMessage_t *)calloc(1, sizeof(F1AP_InitiatingMessage_t)); pdu.choice.initiatingMessage->procedureCode = F1AP_ProcedureCode_id_ULRRCMessageTransfer; pdu.choice.initiatingMessage->criticality = F1AP_Criticality_ignore; pdu.choice.initiatingMessage->value.present = F1AP_InitiatingMessage__value_PR_ULRRCMessageTransfer; out = &pdu.choice.initiatingMessage->value.choice.ULRRCMessageTransfer; /* mandatory */ /* c1. GNB_CU_UE_F1AP_ID */ ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_GNB_CU_UE_F1AP_ID; ie->value.choice.GNB_CU_UE_F1AP_ID = 126L; ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* mandatory */ /* c2. GNB_DU_UE_F1AP_ID */ ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID; ie->value.choice.GNB_DU_UE_F1AP_ID = 651L; ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* mandatory */ /* c3. SRBID */ ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_SRBID; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_SRBID; ie->value.choice.SRBID = 1; ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); // issue in here /* mandatory */ /* c4. RRCContainer */ ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_RRCContainer; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_RRCContainer; OCTET_STRING_fromBuf(&ie->value.choice.RRCContainer, "asdsa1d32sa1d31asd31as", strlen("asdsa1d32sa1d31asd31as")); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* encode */ if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) { printf("Failed to encode F1 setup request\n"); } printf("\n"); //du_f1ap_itti_send_sctp_data_req(instance, f1ap_setup_req->assoc_id, buffer, len, 0); /* decode */ // if (f1ap_decode_pdu(&pdu, buffer, len) > 0) { // printf("Failed to decode F1 setup request\n"); // } //AssertFatal(1==0,"Not implemented yet\n"); } /* UL RRC Message Transfer */ void DU_send_INITIAL_UL_RRC_MESSAGE_TRANSFER( module_id_t module_idP, int CC_idP, int UE_id, rnti_t rntiP, uint8_t *sduP, sdu_size_t sdu_lenP ) { F1AP_F1AP_PDU_t pdu; F1AP_InitialULRRCMessageTransfer_t *out; F1AP_InitialULRRCMessageTransferIEs_t *ie; uint8_t *buffer; uint32_t len; /* Create */ /* 0. Message Type */ memset(&pdu, 0, sizeof(pdu)); pdu.present = F1AP_F1AP_PDU_PR_initiatingMessage; pdu.choice.initiatingMessage = (F1AP_InitiatingMessage_t *)calloc(1, sizeof(F1AP_InitiatingMessage_t)); pdu.choice.initiatingMessage->procedureCode = F1AP_ProcedureCode_id_InitialULRRCMessageTransfer; pdu.choice.initiatingMessage->criticality = F1AP_Criticality_ignore; pdu.choice.initiatingMessage->value.present = F1AP_InitiatingMessage__value_PR_InitialULRRCMessageTransfer; out = &pdu.choice.initiatingMessage->value.choice.InitialULRRCMessageTransfer; /* mandatory */ /* c1. GNB_DU_UE_F1AP_ID */ ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID; ie->value.choice.GNB_DU_UE_F1AP_ID = F1AP_get_UE_identifier(module_idP, CC_idP, UE_id); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* mandatory */ /* c2. NRCGI */ ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_NRCGI; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_NRCGI; F1AP_NRCGI_t nRCGI; MCC_MNC_TO_PLMNID(f1ap_du_data->mcc[0], f1ap_du_data->mnc[0], f1ap_du_data->mnc_digit_length[0], &nRCGI.pLMN_Identity); NR_CELL_ID_TO_BIT_STRING(123456, &nRCGI.nRCellIdentity); ie->value.choice.NRCGI = nRCGI; ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* mandatory */ /* c3. C_RNTI */ // 16 ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_C_RNTI; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_C_RNTI; C_RNTI_TO_BIT_STRING(rntiP, &ie->value.choice.C_RNTI); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* mandatory */ /* c4. RRCContainer */ ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_RRCContainer; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_RRCContainer; OCTET_STRING_fromBuf(&ie->value.choice.RRCContainer, sduP, sdu_lenP); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); /* optional */ /* c5. DUtoCURRCContainer */ if (0) { ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t)); ie->id = F1AP_ProtocolIE_ID_id_DUtoCURRCContainer; ie->criticality = F1AP_Criticality_reject; ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_DUtoCURRCContainer; OCTET_STRING_fromBuf(&ie->value.choice.DUtoCURRCContainer, "dummy_val", strlen("dummy_val")); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); } /* encode */ if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) { printf("Failed to encode F1 setup request\n"); } printf("\n"); //du_f1ap_itti_send_sctp_data_req(instance, f1ap_setup_req->assoc_id, buffer, len, 0); /* decode */ // if (f1ap_decode_pdu(&pdu, buffer, len) > 0) { // printf("Failed to decode F1 setup request\n"); // } //AssertFatal(1==0,"Not implemented yet\n"); }