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srsRAN_4G
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comments for handover commands

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master
Francisco Paisana 5 years ago committed by Francisco Paisana
parent 7a132f9ccd
commit 5db2c62530
1 changed files with 43 additions and 14 deletions
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57
lib/include/srslte/interfaces/enb_interfaces.h
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@ -413,13 +413,22 @@ public:
class rrc_interface_s1ap
{
public:
virtual void write_dl_info(uint16_t rnti, srslte::unique_byte_buffer_t sdu) = 0;
virtual void release_complete(uint16_t rnti) = 0;
virtual bool setup_ue_ctxt(uint16_t rnti, const asn1::s1ap::init_context_setup_request_s& msg) = 0;
virtual bool modify_ue_ctxt(uint16_t rnti, const asn1::s1ap::ue_context_mod_request_s& msg) = 0;
virtual bool setup_ue_erabs(uint16_t rnti, const asn1::s1ap::erab_setup_request_s& msg) = 0;
virtual bool release_erabs(uint32_t rnti) = 0;
virtual void add_paging_id(uint32_t ueid, const asn1::s1ap::ue_paging_id_c& ue_paging_id) = 0;
virtual void write_dl_info(uint16_t rnti, srslte::unique_byte_buffer_t sdu) = 0;
virtual void release_complete(uint16_t rnti) = 0;
virtual bool setup_ue_ctxt(uint16_t rnti, const asn1::s1ap::init_context_setup_request_s& msg) = 0;
virtual bool modify_ue_ctxt(uint16_t rnti, const asn1::s1ap::ue_context_mod_request_s& msg) = 0;
virtual bool setup_ue_erabs(uint16_t rnti, const asn1::s1ap::erab_setup_request_s& msg) = 0;
virtual bool release_erabs(uint32_t rnti) = 0;
virtual void add_paging_id(uint32_t ueid, const asn1::s1ap::ue_paging_id_c& ue_paging_id) = 0;
/**
* Reports the reception of S1 HandoverCommand / HandoverPreparationFailure or abnormal conditions during
* S1 Handover preparation back to RRC.
*
* @param rnti user
* @param is_success true if ho cmd was received
* @param container TargeteNB RRCConnectionReconfiguration message with MobilityControlInfo
*/
virtual void ho_preparation_complete(uint16_t rnti, bool is_success, srslte::unique_byte_buffer_t container) = 0;
};
@ -457,16 +466,36 @@ public:
uint32_t m_tmsi,
uint8_t mmec) = 0;
virtual void write_pdu(uint16_t rnti, srslte::unique_byte_buffer_t pdu) = 0;
virtual bool user_exists(uint16_t rnti) = 0;
virtual bool user_release(uint16_t rnti, asn1::s1ap::cause_radio_network_e cause_radio) = 0;
virtual void ue_ctxt_setup_complete(uint16_t rnti, const asn1::s1ap::init_context_setup_resp_s& res) = 0;
virtual void ue_erab_setup_complete(uint16_t rnti, const asn1::s1ap::erab_setup_resp_s& res) = 0;
virtual bool is_mme_connected() = 0;
virtual void write_pdu(uint16_t rnti, srslte::unique_byte_buffer_t pdu) = 0;
virtual bool user_exists(uint16_t rnti) = 0;
virtual bool user_release(uint16_t rnti, asn1::s1ap::cause_radio_network_e cause_radio) = 0;
virtual void ue_ctxt_setup_complete(uint16_t rnti, const asn1::s1ap::init_context_setup_resp_s& res) = 0;
virtual void ue_erab_setup_complete(uint16_t rnti, const asn1::s1ap::erab_setup_resp_s& res) = 0;
virtual bool is_mme_connected() = 0;
/**
* Command the s1ap to transmit a HandoverRequired message to MME.
* This message initiates the S1 handover preparation procedure at the Source eNB
*
* @param rnti user to perform S1 handover
* @param target_eci eNB Id + Cell Id of the target eNB
* @param target_plmn PLMN of the target eNB
* @param rrc_container RRC container with SourceENBToTargetENBTransparentContainer message.
* @return true if successful
*/
virtual bool send_ho_required(uint16_t rnti,
uint32_t target_eci,
srslte::plmn_id_t target_plmn,
srslte::unique_byte_buffer_t rrc_container) = 0;
srslte::unique_byte_buffer_t rrc_container) = 0;
/**
* Command the s1ap to transmit eNBStatusTransfer message to MME. This message passes the PDCP context of the UE
* performing S1 handover from source eNB to target eNB.
*
* @param rnti user to perform S1 handover
* @param bearer_status_list PDCP SN and HFN status of the bearers to be preserved at target eNB
* @return true if successful
*/
virtual bool send_enb_status_transfer_proc(uint16_t rnti, std::vector<bearer_status_info>& bearer_status_list) = 0;
};

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