forked from acouzens/open5gs
90 lines
3 KiB
C
90 lines
3 KiB
C
#ifndef __GTP_XACT_H__
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#define __GTP_XACT_H__
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#include "core_pkbuf.h"
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#include "core_list.h"
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#include "core_index.h"
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#include "core_timer.h"
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#include "gtp_message.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct _gtp_node_t gtp_node_t;
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/**
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* Transaction context
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*/
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typedef struct _gtp_xact_t {
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lnode_t node; /**< A node of list */
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index_t index;
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#define GTP_LOCAL_ORIGINATOR 0
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#define GTP_REMOTE_ORIGINATOR 1
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c_uint8_t org; /**< Transaction' originator.
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local or remote */
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c_uint32_t xid; /**< Transaction ID */
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gtp_node_t *gnode; /**< Relevant GTP node context */
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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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c_uint8_t type; /**< Message type history */
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pkbuf_t *pkbuf; /**< Packet history */
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} seq[3]; /**< history for the each step */
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tm_block_id tm_response; /**< Timer waiting for next message */
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c_uint8_t response_rcount;
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tm_block_id tm_holding; /**< Timer waiting for holding message */
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c_uint8_t holding_rcount;
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struct _gtp_xact_t *assoc_xact; /**< Associated transaction */
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#define GTP_XACT_STORE_SESSION(xact, session) \
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do { \
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d_assert((xact), break, "Null param"); \
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d_assert((session), break, "Null param"); \
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((xact)->sess) = (session); \
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} while(0)
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#define GTP_XACT_RETRIEVE_SESSION(xact) ((xact) ? ((xact)->sess) : NULL)
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void *sess; /**< Session Store */
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} gtp_xact_t;
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CORE_DECLARE(status_t) gtp_xact_init(tm_service_t *tm_service,
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c_uintptr_t response_event, c_uintptr_t holding_event);
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CORE_DECLARE(status_t) gtp_xact_final(void);
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CORE_DECLARE(gtp_xact_t *) gtp_xact_local_create(
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gtp_node_t *gnode, gtp_header_t *hdesc, pkbuf_t *pkbuf);
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CORE_DECLARE(gtp_xact_t *) gtp_xact_remote_create(
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gtp_node_t *gnode, c_uint32_t sqn);
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CORE_DECLARE(void) gtp_xact_delete_all(gtp_node_t *gnode);
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CORE_DECLARE(status_t) gtp_xact_update_tx(gtp_xact_t *xact,
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gtp_header_t *hdesc, pkbuf_t *pkbuf);
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CORE_DECLARE(status_t) gtp_xact_update_rx(gtp_xact_t *xact, c_uint8_t type);
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CORE_DECLARE(status_t) gtp_xact_commit(gtp_xact_t *xact);
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CORE_DECLARE(status_t) gtp_xact_timeout(index_t index, c_uintptr_t event);
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CORE_DECLARE(status_t) gtp_xact_receive(
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gtp_node_t *gnode, gtp_header_t *h, gtp_xact_t **xact);
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CORE_DECLARE(gtp_xact_t *) gtp_xact_find(index_t index);
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CORE_DECLARE(gtp_xact_t *)gtp_xact_find_by_xid(
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gtp_node_t *gnode, c_uint8_t type, c_uint32_t xid);
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CORE_DECLARE(void) gtp_xact_associate(gtp_xact_t *xact1, gtp_xact_t *xact2);
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CORE_DECLARE(void) gtp_xact_deassociate(gtp_xact_t *xact1, gtp_xact_t *xact2);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTP_XACT_H__ */
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