forked from acouzens/open5gs
145 lines
5.5 KiB
C
145 lines
5.5 KiB
C
/*
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* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
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*
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* This file is part of Open5GS.
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*
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* This program 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 published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#if !defined(OGS_PFCP_INSIDE) && !defined(OGS_PFCP_COMPILATION)
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#error "This header cannot be included directly."
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#endif
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#ifndef OGS_PFCP_XACT_H
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#define OGS_PFCP_XACT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Transaction context
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*/
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typedef struct ogs_pfcp_xact_s {
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ogs_lnode_t lnode; /**< A node of list */
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ogs_lnode_t tmpnode; /**< A node of temp-list */
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ogs_index_t index;
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#define OGS_PFCP_LOCAL_ORIGINATOR 0
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#define OGS_PFCP_REMOTE_ORIGINATOR 1
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uint8_t org; /**< Transaction' originator.
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local or remote */
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uint32_t xid; /**< Transaction ID */
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ogs_pfcp_node_t *node; /**< Relevant PFCP node context */
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/**< Local timer expiration handler & Data*/
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void (*cb)(ogs_pfcp_xact_t *, void *);
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void *data;
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int step; /**< Current step in the sequence.
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1 : Initial
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2 : Triggered
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3 : Triggered-Reply */
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struct {
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uint8_t type; /**< Message type history */
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ogs_pkbuf_t *pkbuf; /**< Packet history */
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} seq[3]; /**< history for the each step */
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ogs_timer_t *tm_response; /**< Timer waiting for next message */
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uint8_t response_rcount;
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ogs_timer_t *tm_holding; /**< Timer waiting for holding message */
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uint8_t holding_rcount;
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ogs_timer_t *tm_delayed_commit; /**< Timer waiting for commit xact */
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void *assoc_xact; /**< Associated GTP transaction */
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ogs_pkbuf_t *gtpbuf; /**< GTP packet buffer */
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uint8_t gtp_pti; /**< GTP Procedure transaction identity */
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uint8_t gtp_cause; /**< GTP Cause Value */
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void *assoc_stream; /**< Associated SBI session */
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bool epc; /**< EPC or 5GC */
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#define OGS_PFCP_MODIFY_SESSION ((uint64_t)1<<0)
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#define OGS_PFCP_MODIFY_DL_ONLY ((uint64_t)1<<1)
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#define OGS_PFCP_MODIFY_UL_ONLY ((uint64_t)1<<2)
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#define OGS_PFCP_MODIFY_INDIRECT ((uint64_t)1<<3)
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#define OGS_PFCP_MODIFY_UE_REQUESTED ((uint64_t)1<<4)
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#define OGS_PFCP_MODIFY_NETWORK_REQUESTED ((uint64_t)1<<5)
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#define OGS_PFCP_MODIFY_CREATE ((uint64_t)1<<6)
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#define OGS_PFCP_MODIFY_REMOVE ((uint64_t)1<<7)
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#define OGS_PFCP_MODIFY_EPC_TFT_UPDATE ((uint64_t)1<<8)
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#define OGS_PFCP_MODIFY_EPC_QOS_UPDATE ((uint64_t)1<<9)
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#define OGS_PFCP_MODIFY_TFT_NEW ((uint64_t)1<<10)
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#define OGS_PFCP_MODIFY_TFT_ADD ((uint64_t)1<<11)
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#define OGS_PFCP_MODIFY_TFT_REPLACE ((uint64_t)1<<12)
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#define OGS_PFCP_MODIFY_TFT_DELETE ((uint64_t)1<<13)
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#define OGS_PFCP_MODIFY_QOS_CREATE ((uint64_t)1<<14)
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#define OGS_PFCP_MODIFY_QOS_MODIFY ((uint64_t)1<<15)
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#define OGS_PFCP_MODIFY_QOS_DELETE ((uint64_t)1<<16)
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#define OGS_PFCP_MODIFY_ACTIVATE ((uint64_t)1<<17)
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#define OGS_PFCP_MODIFY_DEACTIVATE ((uint64_t)1<<18)
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#define OGS_PFCP_MODIFY_END_MARKER ((uint64_t)1<<19)
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#define OGS_PFCP_MODIFY_ERROR_INDICATION ((uint64_t)1<<20)
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#define OGS_PFCP_MODIFY_XN_HANDOVER ((uint64_t)1<<21)
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#define OGS_PFCP_MODIFY_N2_HANDOVER ((uint64_t)1<<22)
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#define OGS_PFCP_MODIFY_HANDOVER_CANCEL ((uint64_t)1<<23)
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#define OGS_PFCP_MODIFY_URR ((uint64_t)1<<24) /* type of trigger */
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#define OGS_PFCP_MODIFY_URR_MEAS_METHOD ((uint64_t)1<<25)
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#define OGS_PFCP_MODIFY_URR_REPORT_TRIGGER ((uint64_t)1<<26)
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#define OGS_PFCP_MODIFY_URR_VOLUME_THRESH ((uint64_t)1<<27)
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#define OGS_PFCP_MODIFY_URR_TIME_THRESH ((uint64_t)1<<28)
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uint64_t modify_flags;
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#define OGS_PFCP_DELETE_TRIGGER_LOCAL_INITIATED 1
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#define OGS_PFCP_DELETE_TRIGGER_UE_REQUESTED 2
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#define OGS_PFCP_DELETE_TRIGGER_PCF_INITIATED 3
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#define OGS_PFCP_DELETE_TRIGGER_RAN_INITIATED 4
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#define OGS_PFCP_DELETE_TRIGGER_SMF_INITIATED 5
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#define OGS_PFCP_DELETE_TRIGGER_AMF_RELEASE_SM_CONTEXT 6
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#define OGS_PFCP_DELETE_TRIGGER_AMF_UPDATE_SM_CONTEXT 7
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int delete_trigger;
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ogs_list_t pdr_to_create_list;
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ogs_list_t bearer_to_modify_list;
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} ogs_pfcp_xact_t;
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int ogs_pfcp_xact_init(void);
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void ogs_pfcp_xact_final(void);
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ogs_pfcp_xact_t *ogs_pfcp_xact_local_create(ogs_pfcp_node_t *node,
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void (*cb)(ogs_pfcp_xact_t *xact, void *data), void *data);
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ogs_pfcp_xact_t *ogs_pfcp_xact_cycle(ogs_pfcp_xact_t *xact);
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void ogs_pfcp_xact_delete_all(ogs_pfcp_node_t *node);
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int ogs_pfcp_xact_update_tx(ogs_pfcp_xact_t *xact,
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ogs_pfcp_header_t *hdesc, ogs_pkbuf_t *pkbuf);
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int ogs_pfcp_xact_commit(ogs_pfcp_xact_t *xact);
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void ogs_pfcp_xact_delayed_commit(ogs_pfcp_xact_t *xact, ogs_time_t duration);
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int ogs_pfcp_xact_receive(ogs_pfcp_node_t *node,
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ogs_pfcp_header_t *h, ogs_pfcp_xact_t **xact);
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#ifdef __cplusplus
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}
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#endif
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#endif /* OGS_PFCP_XACT_H */
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