mirror of https://github.com/PentHertz/srsLTE.git
79 lines
2.2 KiB
C++
79 lines
2.2 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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#ifndef SRSRAN_UE_GW_INTERFACES_H
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#define SRSRAN_UE_GW_INTERFACES_H
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#include "srsran/asn1/liblte_mme.h"
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#include "srsran/common/byte_buffer.h"
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namespace srsue {
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class gw_interface_nas
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{
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public:
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/**
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* Informs GW about new EPS default bearer being created after attach accept
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* along with the assigned IP address.
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*/
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virtual int
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setup_if_addr(uint32_t eps_bearer_id, uint8_t pdn_type, uint32_t ip_addr, uint8_t* ipv6_if_id, char* err_str) = 0;
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/**
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* Inform GW about the deactivation of a EPS bearer, e.g. during
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* detach
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*/
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virtual int deactivate_eps_bearer(const uint32_t eps_bearer_id) = 0;
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/**
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* Informs GW about new traffic flow templates and their associated EPS bearer ID
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* All TFT are applied to a dedicated EPS bearer that has a linked default bearer
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*/
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virtual int apply_traffic_flow_template(const uint8_t& eps_bearer_id,
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const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft) = 0;
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typedef enum {
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TEST_LOOP_INACTIVE = 0,
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TEST_LOOP_MODE_A_ACTIVE,
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TEST_LOOP_MODE_B_ACTIVE,
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TEST_LOOP_MODE_C_ACTIVE
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} test_loop_mode_state_t;
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/**
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* Updates the test loop mode. The IP delay parameter is only valid for Mode B.
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* @param mode
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* @param ip_pdu_delay_ms The PDU delay in ms
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*/
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virtual void set_test_loop_mode(const test_loop_mode_state_t mode, const uint32_t ip_pdu_delay_ms = 0) = 0;
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};
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class gw_interface_rrc
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{
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public:
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virtual void add_mch_port(uint32_t lcid, uint32_t port) = 0;
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virtual bool is_running() = 0;
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};
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class gw_interface_pdcp
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{
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public:
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virtual void write_pdu(uint32_t lcid, srsran::unique_byte_buffer_t pdu) = 0;
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virtual void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t pdu) = 0;
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};
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class gw_interface_stack : public gw_interface_nas, public gw_interface_rrc, public gw_interface_pdcp
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{};
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} // namespace srsue
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#endif // SRSRAN_UE_GW_INTERFACES_H
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