2017-03-26 15:48:33 +00:00
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#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_net.h"
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#include "core_timer.h"
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#include "gtp_path.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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2017-03-27 10:12:45 +00:00
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/**
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* Transaction Configuration
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*/
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typedef struct _gtp_xact_config_t {
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c_uint32_t g_xact_id;
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tm_service_t *tm_service;
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c_uintptr_t event;
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c_uint32_t duration;
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int retry_count;
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} gtp_xact_config_t;
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2017-03-26 15:48:33 +00:00
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/**
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* Transaction context
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*/
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typedef struct _gtp_xact_ctx_t {
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lnode_t node; /**< A node of list */
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c_uint32_t xid; /**< Transaction ID */
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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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2017-03-27 10:12:45 +00:00
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c_uint8_t type; /**< GTPv2-C Message Type */
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net_sock_t *sock; /**< GTP Socket */
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gtp_node_t *gnode; /**< Relevant GTP node context */
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pkbuf_t *pkbuf; /**< Relevant GTP node context */
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2017-03-26 15:48:33 +00:00
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tm_block_id tm_wait; /**< Timer waiting for next message */
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int retry_count; /**< Retry count waiting for next message */
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} gtp_xact_ctx_t;
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/**
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* Initialize the transaction framework
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*/
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CORE_DECLARE(status_t) gtp_xact_init(void);
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/**
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* Finalize the transaction framework
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*/
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CORE_DECLARE(status_t) gtp_xact_final(void);
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/**
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* Create a new transaction which was initiated by local ASN node.
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*/
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2017-03-27 10:12:45 +00:00
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CORE_DECLARE(status_t) gtp_xact_new_local(gtp_xact_config_t *config,
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gtp_xact_ctx_t **xact, c_uint8_t type, net_sock_t *sock,
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gtp_node_t *gnode, pkbuf_t *pkbuf);
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2017-03-26 15:48:33 +00:00
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/**
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* Create a new transaction which was initiated by remote node
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*/
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2017-03-27 10:12:45 +00:00
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CORE_DECLARE(status_t) gtp_xact_new_remote(gtp_xact_config_t *config,
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gtp_xact_ctx_t **xact, net_sock_t *sock, gtp_node_t *gnode, pkbuf_t *pkbuf);
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2017-03-26 15:48:33 +00:00
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/**
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* Delete a transaction
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*/
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CORE_DECLARE(status_t) gtp_xact_delete(gtp_xact_ctx_t *xact);
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/**
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* Update the transaction with the new packet to be sent for the next step
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*/
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CORE_DECLARE(status_t) gtp_xact_update_tx(gtp_xact_ctx_t *xact, pkbuf_t *pkb);
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/**
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* Update the transaction with the new received packet for the next step
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*/
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CORE_DECLARE(status_t) gtp_xact_update_rx(gtp_xact_ctx_t *xact);
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/**
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* Apply and commit the updated of the transcation
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*/
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CORE_DECLARE(status_t) gtp_xact_commit(gtp_xact_ctx_t *xact);
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/**
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* Find the transaction with the given ASN header
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*/
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2017-03-27 10:12:45 +00:00
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CORE_DECLARE(gtp_xact_ctx_t *) gtp_xact_find(gtp_node_t *gnode, pkbuf_t *pkbuf);
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2017-03-26 15:48:33 +00:00
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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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