gauthier
7b5431a62c
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7886 818b1a75-f10b-46b9-bf7c-635c3b92a50f
179 lines
6.7 KiB
C
Executable File
179 lines
6.7 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_sapDef.h
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Version 0.1
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Date 2012/11/21
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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 the ESM Service Access Point that provides EPS
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bearer context handling and resources allocation procedures.
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*****************************************************************************/
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#include "emmData.h"
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#ifndef __ESM_SAPDEF_H__
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#define __ESM_SAPDEF_H__
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#include "OctetString.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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/*
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* EPS Session Management primitives
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* ---------------------------------
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*/
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typedef enum esm_primitive_s {
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ESM_START = 0,
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/* Procedures related to EPS bearer contexts (initiated by the network) */
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ESM_DEFAULT_EPS_BEARER_CONTEXT_ACTIVATE_REQ,
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ESM_DEFAULT_EPS_BEARER_CONTEXT_ACTIVATE_CNF,
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ESM_DEFAULT_EPS_BEARER_CONTEXT_ACTIVATE_REJ,
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ESM_DEDICATED_EPS_BEARER_CONTEXT_ACTIVATE_REQ,
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ESM_DEDICATED_EPS_BEARER_CONTEXT_ACTIVATE_CNF,
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ESM_DEDICATED_EPS_BEARER_CONTEXT_ACTIVATE_REJ,
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ESM_EPS_BEARER_CONTEXT_MODIFY_REQ,
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ESM_EPS_BEARER_CONTEXT_MODIFY_CNF,
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ESM_EPS_BEARER_CONTEXT_MODIFY_REJ,
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ESM_EPS_BEARER_CONTEXT_DEACTIVATE_REQ,
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ESM_EPS_BEARER_CONTEXT_DEACTIVATE_CNF,
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/* Transaction related procedures (initiated by the UE) */
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ESM_PDN_CONNECTIVITY_REQ,
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ESM_PDN_CONNECTIVITY_REJ,
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ESM_PDN_DISCONNECT_REQ,
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ESM_PDN_DISCONNECT_REJ,
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ESM_BEARER_RESOURCE_ALLOCATE_REQ,
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ESM_BEARER_RESOURCE_ALLOCATE_REJ,
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ESM_BEARER_RESOURCE_MODIFY_REQ,
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ESM_BEARER_RESOURCE_MODIFY_REJ,
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/* ESM data indication ("raw" ESM message) */
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ESM_UNITDATA_IND,
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ESM_END
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} esm_primitive_t;
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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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/*
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* Error code returned upon processing ESM-SAP primitive
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*/
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typedef enum {
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ESM_SAP_SUCCESS = 1, /* ESM-SAP primitive succeed */
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ESM_SAP_DISCARDED, /* ESM-SAP primitive failed, the caller should
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* ignore the error */
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ESM_SAP_FAILED /* ESM-SAP primitive failed, the caller should
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* take specific action and state transition may
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* occurs */
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} esm_sap_error_t;
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/*
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* ESM primitive for activate EPS default bearer context procedure
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* ---------------------------------------------------------------
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*/
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typedef struct esm_activate_eps_default_bearer_context_s {
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} esm_activate_eps_default_bearer_context_t;
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/*
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* ESM primitive for PDN connectivity procedure
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* --------------------------------------------
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*/
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typedef struct esm_pdn_connectivity_s {
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int cid; /* PDN connection local identifier */
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int is_defined; /* Indicates whether a PDN context has been defined
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* for the specified APN */
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int pdn_type; /* PDN address type (IPv4, IPv6, IPv4v6) */
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const char *apn; /* PDN's Access Point Name */
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int is_emergency; /* Indicates whether the PDN context has been
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* defined to establish connection for emergency
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* bearer services */
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} esm_pdn_connectivity_t;
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/*
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* ESM primitive for PDN disconnect procedure
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* ------------------------------------------
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*/
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typedef struct esm_pdn_disconnect_s {
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int cid; /* PDN connection local identifier */
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} esm_pdn_disconnect_t;
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/*
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* ESM primitive for deactivate EPS bearer context procedure
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* ---------------------------------------------------------
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*/
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typedef struct esm_eps_bearer_context_deactivate_s {
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#define ESM_SAP_ALL_EBI 0xff
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unsigned int ebi; /* EPS bearer identity of the EPS bearer context
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* to be deactivated */
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} esm_eps_bearer_context_deactivate_t;
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/*
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* ------------------------------
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* Structure of ESM-SAP primitive
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* ------------------------------
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*/
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typedef union {
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esm_pdn_connectivity_t pdn_connect;
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esm_pdn_disconnect_t pdn_disconnect;
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esm_eps_bearer_context_deactivate_t eps_bearer_context_deactivate;
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} esm_sap_data_t;
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typedef struct esm_sap_s {
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esm_primitive_t primitive; /* ESM-SAP primitive to process */
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int is_standalone; /* Indicates whether the ESM message handled
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* within this primitive has to be sent/received
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* standalone or together within an EMM related
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* message */
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unsigned int ueid; /* Local UE identifier */
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esm_sap_error_t err; /* ESM-SAP error code */
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const OctetString *recv; /* Encoded ESM message received */
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OctetString send; /* Encoded ESM message to be sent */
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esm_sap_data_t data; /* ESM message data parameters */
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} esm_sap_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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#endif /* __ESM_SAPDEF_H__*/
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