Cedric Roux
b9dffde03e
- remove hardcoded values - adapt gNB RRC code - adapt gNB MAC code - adapt physical simulators, where we put the hardcoded values that were everywhere else before; if there is a need for those simulators to get configurable values, more work is needed (but it's doubtful that it is needed)
85 lines
3.6 KiB
C
85 lines
3.6 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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#ifndef _RRC_GNB_DRBS_H_
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#define _RRC_GNB_DRBS_H_
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#include <stdbool.h>
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#include <stdint.h>
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#include "NR_DRB-ToAddMod.h"
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#include "e1ap_messages_types.h"
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#include "nr_rrc_defs.h"
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#define DRB_ACTIVE_NONGBR (2) /* DRB is used for Non-GBR Flows */
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#define DRB_ACTIVE (1)
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#define DRB_INACTIVE (0)
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#define GBR_FLOW (1)
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#define NONGBR_FLOW (0)
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/// @brief Generates an ASN1 DRB-ToAddMod, from the established_drbs in gNB_RRC_UE_t.
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/// @param drb_t drb_asn1
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/// @return Returns the ASN1 DRB-ToAddMod structs.
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NR_DRB_ToAddMod_t *generateDRB_ASN1(const drb_t *drb_asn1);
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/// @brief retrieve the data structure representing DRB with ID drb_id of UE ue
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drb_t *get_drb(gNB_RRC_UE_t *ue, uint8_t drb_id);
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/// @brief Creates and stores a DRB in the gNB_RRC_UE_t struct
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/// @param ue The gNB_RRC_UE_t struct that holds information for the UEs
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/// @param drb_id The Data Radio Bearer Identity to be created for the established DRB.
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/// @param pduSession The PDU Session that the DRB is created for.
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/// @param enable_sdap If true the SDAP header will be added to the packet, else it will not add or search for SDAP header.
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/// @param do_drb_integrity
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/// @param do_drb_ciphering
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/// @param pdcp_config
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/// @return returns a pointer to the generated DRB structure
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drb_t *generateDRB(gNB_RRC_UE_t *ue,
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uint8_t drb_id,
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const rrc_pdu_session_param_t *pduSession,
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bool enable_sdap,
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int do_drb_integrity,
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int do_drb_ciphering,
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const nr_pdcp_configuration_t *pdcp_config);
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/// @brief return the next available (inactive) DRB ID of UE ue
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uint8_t get_next_available_drb_id(gNB_RRC_UE_t *ue);
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/// @brief returns the number of active DRBs for this UE
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int get_number_active_drbs(gNB_RRC_UE_t *ue);
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/// @brief check if DRB with ID drb_id of UE ue is active
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bool drb_is_active(gNB_RRC_UE_t *ue, uint8_t drb_id);
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/// @brief retrieve PDU session of UE ue with ID id, optionally creating it if
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/// create is true
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rrc_pdu_session_param_t *find_pduSession(gNB_RRC_UE_t *ue, int id, bool create);
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/// @brief get PDU session of UE ue through the DRB drb_id
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rrc_pdu_session_param_t *find_pduSession_from_drbId(gNB_RRC_UE_t *ue, int drb_id);
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/// @brief get the PDU sessions of this UE in a single array
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void get_pduSession_array(gNB_RRC_UE_t *ue, uint32_t pdu_sessions[NGAP_MAX_PDU_SESSION]);
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/// @brief set PDCP configuration in a bearer context management message
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void set_bearer_context_pdcp_config(bearer_context_pdcp_config_t *pdcp_config, drb_t *rrc_drb, bool um_on_default_drb);
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#endif
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