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92 lines
4.3 KiB
C++
92 lines
4.3 KiB
C++
/**
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* This file is part of srsRAN.
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*
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* srsRAN is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsRAN is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSRAN_UE_PDCP_INTERFACES_H
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#define SRSRAN_UE_PDCP_INTERFACES_H
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#include "pdcp_interface_types.h"
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#include "srsran/common/byte_buffer.h"
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namespace srsue {
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class pdcp_interface_rrc
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{
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public:
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virtual void reestablish() = 0;
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virtual void reestablish(uint32_t lcid) = 0;
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virtual void reset() = 0;
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virtual void set_enabled(uint32_t lcid, bool enabled) = 0;
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virtual void write_sdu(uint32_t lcid, srsran::unique_byte_buffer_t sdu, int sn = -1) = 0;
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virtual int add_bearer(uint32_t lcid, const srsran::pdcp_config_t& cnfg) = 0;
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virtual void del_bearer(uint32_t lcid) = 0;
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virtual void change_lcid(uint32_t old_lcid, uint32_t new_lcid) = 0;
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virtual void config_security(uint32_t lcid, const srsran::as_security_config_t& sec_cfg) = 0;
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virtual void config_security_all(const srsran::as_security_config_t& sec_cfg) = 0;
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virtual void enable_integrity(uint32_t lcid, srsran::srsran_direction_t direction) = 0;
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virtual void enable_encryption(uint32_t lcid,
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srsran::srsran_direction_t direction = srsran::srsran_direction_t::DIRECTION_TXRX) = 0;
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virtual void send_status_report() = 0;
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virtual void send_status_report(uint32_t lcid) = 0;
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};
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class pdcp_interface_rlc
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{
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public:
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/* RLC calls PDCP to push a PDCP PDU. */
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virtual void write_pdu(uint32_t lcid, srsran::unique_byte_buffer_t sdu) = 0;
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virtual void write_pdu_bcch_bch(srsran::unique_byte_buffer_t sdu) = 0;
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virtual void write_pdu_bcch_dlsch(srsran::unique_byte_buffer_t sdu) = 0;
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virtual void write_pdu_pcch(srsran::unique_byte_buffer_t sdu) = 0;
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virtual void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t sdu) = 0;
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virtual void notify_delivery(uint32_t lcid, const srsran::pdcp_sn_vector_t& pdcp_sn) = 0;
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virtual void notify_failure(uint32_t lcid, const srsran::pdcp_sn_vector_t& pdcp_sn) = 0;
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};
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// Data-plane interface for Stack after EPS bearer to LCID conversion
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class pdcp_interface_stack
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{
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public:
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virtual void write_sdu(uint32_t lcid, srsran::unique_byte_buffer_t sdu, int sn = -1) = 0;
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virtual bool is_lcid_enabled(uint32_t lcid) = 0;
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};
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// SDAP interface
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class pdcp_interface_sdap_nr
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{
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public:
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virtual void write_sdu(uint32_t lcid, srsran::unique_byte_buffer_t pdu) = 0;
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};
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// STACK interface for GW (based on EPS-bearer IDs)
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class stack_interface_gw
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{
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public:
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virtual bool is_registered() = 0;
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virtual bool start_service_request() = 0;
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virtual void write_sdu(uint32_t eps_bearer_id, srsran::unique_byte_buffer_t sdu) = 0;
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///< Allow GW to query if a radio bearer for a given EPS bearer ID is currently active
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virtual bool has_active_radio_bearer(uint32_t eps_bearer_id) = 0;
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};
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} // namespace srsue
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#endif // SRSRAN_UE_PDCP_INTERFACES_H
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