gauthier
7b5431a62c
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7886 818b1a75-f10b-46b9-bf7c-635c3b92a50f
105 lines
3.8 KiB
C
Executable File
105 lines
3.8 KiB
C
Executable File
/*******************************************************************************
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OpenAirInterface
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Copyright(c) 1999 - 2014 Eurecom
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OpenAirInterface is free software: you can redistribute it and/or modify
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it under the terms of the GNU 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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OpenAirInterface 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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You should have received a copy of the GNU General Public License
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along with OpenAirInterface.The full GNU General Public License is
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included in this distribution in the file called "COPYING". If not,
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see <http://www.gnu.org/licenses/>.
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Contact Information
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OpenAirInterface Admin: openair_admin@eurecom.fr
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OpenAirInterface Tech : openair_tech@eurecom.fr
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OpenAirInterface Dev : openair4g-devel@lists.eurecom.fr
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Address : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
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*******************************************************************************/
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/*****************************************************************************
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Source esm_pt.h
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Version 0.1
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Date 2013/01/03
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Product NAS stack
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Subsystem EPS Session Management
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Author Frederic Maurel
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Description Defines functions used to handle ESM procedure transactions.
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*****************************************************************************/
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#ifndef __ESM_PT_H__
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#define __ESM_PT_H__
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#include "OctetString.h"
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#include "nas_timer.h"
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#include "ProcedureTransactionIdentity.h"
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/****************************************************************************/
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/********************* G L O B A L C O N S T A N T S *******************/
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/****************************************************************************/
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/* Unassigned procedure transaction identity value */
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#define ESM_PT_UNASSIGNED (PROCEDURE_TRANSACTION_IDENTITY_UNASSIGNED)
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/****************************************************************************/
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/************************ G L O B A L T Y P E S ************************/
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/****************************************************************************/
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/* Procedure transaction states */
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typedef enum {
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ESM_PT_INACTIVE, /* No procedure transaction exists */
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ESM_PT_PENDING, /* The UE has initiated a procedure transaction
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* towards the network */
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ESM_PT_STATE_MAX
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} esm_pt_state;
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/* ESM message timer retransmission data */
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typedef struct {
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unsigned char pti; /* Procedure transaction identity */
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unsigned int count; /* Retransmission counter */
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OctetString msg; /* Encoded ESM message to re-transmit */
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} esm_pt_timer_data_t;
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/****************************************************************************/
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/******************** G L O B A L V A R I A B L E S ********************/
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/****************************************************************************/
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/****************************************************************************/
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/****************** E X P O R T E D F U N C T I O N S ******************/
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/****************************************************************************/
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int esm_pt_is_reserved(int pti);
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void esm_pt_initialize(void);
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int esm_pt_assign(void);
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int esm_pt_release(int pti);
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int esm_pt_start_timer(int pti, const OctetString *msg, long sec,
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nas_timer_callback_t cb);
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int esm_pt_stop_timer(int pti);
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int esm_pt_set_status(int pti, esm_pt_state status);
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esm_pt_state esm_pt_get_status(int pti);
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int esm_pt_get_pending_pti(esm_pt_state status);
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int esm_pt_is_not_in_use(int pti);
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#endif /* __ESM_PT_H__*/
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