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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4589 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
Cedric Roux
2013-12-04 14:29:38 +00:00
parent 167455d2e0
commit 2d5d61073a
13 changed files with 429 additions and 332 deletions
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openair-cn/COMMON/nas_messages_def.h
+5 -2
View File
@@ -11,11 +11,14 @@ MESSAGE_DEF(NAS_NON_DELIVERY_IND, MESSAGE_PRIORITY_MED, nas_non_del_
MESSAGE_DEF(NAS_RAB_ESTABLISHMENT_REQ, MESSAGE_PRIORITY_MED, nas_rab_est_req_t, nas_rab_est_req)
MESSAGE_DEF(NAS_RAB_ESTABLISHMENT_RESP, MESSAGE_PRIORITY_MED, nas_rab_est_rsp_t, nas_rab_est_rsp)
MESSAGE_DEF(NAS_RAB_RELEASE_REQ, MESSAGE_PRIORITY_MED, nas_rab_rel_req_t, nas_rab_rel_req)
MESSAGE_DEF(NAS_AUTHENTICATION_REQ, MESSAGE_PRIORITY_MED, nas_auth_req_t, nas_auth_req)
MESSAGE_DEF(NAS_AUTHENTICATION_RESP, MESSAGE_PRIORITY_MED, nas_auth_resp_t, nas_auth_resp)
/* NAS layer -> MME app messages */
MESSAGE_DEF(NAS_AUTHENTICATION_REQ, MESSAGE_PRIORITY_MED, nas_auth_req_t, nas_auth_req)
MESSAGE_DEF(NAS_AUTHENTICATION_PARAM_REQ, MESSAGE_PRIORITY_MED, nas_auth_param_req_t, nas_auth_param_req)
/* MME app -> NAS layer messages */
MESSAGE_DEF(NAS_BEARER_PARAM, MESSAGE_PRIORITY_MED, nas_bearer_param_t, nas_bearer_param)
MESSAGE_DEF(NAS_AUTHENTICATION_RESP, MESSAGE_PRIORITY_MED, nas_auth_resp_t, nas_auth_resp)
#if defined(DISABLE_USE_NAS)
MESSAGE_DEF(NAS_ATTACH_REQ, MESSAGE_PRIORITY_MED, nas_attach_req_t, nas_attach_req)
openair-cn/COMMON/nas_messages_types.h
+20 -6
View File
@@ -3,11 +3,14 @@
#ifndef NAS_MESSAGES_TYPES_H_
#define NAS_MESSAGES_TYPES_H_
#define NAS_UL_DATA_IND(mSGpTR) (mSGpTR)->ittiMsg.nas_ul_data_ind
#define NAS_DL_DATA_REQ(mSGpTR) (mSGpTR)->ittiMsg.nas_dl_data_req
#define NAS_DL_DATA_CNF(mSGpTR) (mSGpTR)->ittiMsg.nas_dl_data_cnf
#define NAS_CONN_EST_CNF(mSGpTR) (mSGpTR)->ittiMsg.nas_conn_est_cnf
#define NAS_BEARER_PARAM(mSGpTR) (mSGpTR)->ittiMsg.nas_bearer_param
#define NAS_UL_DATA_IND(mSGpTR) (mSGpTR)->ittiMsg.nas_ul_data_ind
#define NAS_DL_DATA_REQ(mSGpTR) (mSGpTR)->ittiMsg.nas_dl_data_req
#define NAS_DL_DATA_CNF(mSGpTR) (mSGpTR)->ittiMsg.nas_dl_data_cnf
#define NAS_CONN_EST_IND(mSGpTR) (mSGpTR)->ittiMsg.nas_conn_est_ind
#define NAS_CONN_EST_CNF(mSGpTR) (mSGpTR)->ittiMsg.nas_conn_est_cnf
#define NAS_BEARER_PARAM(mSGpTR) (mSGpTR)->ittiMsg.nas_bearer_param
#define NAS_AUTHENTICATION_REQ(mSGpTR) (mSGpTR)->ittiMsg.nas_auth_req
#define NAS_AUTHENTICATION_PARAM_REQ(mSGpTR) (mSGpTR)->ittiMsg.nas_auth_param_req
typedef struct {
@@ -90,17 +93,28 @@ typedef struct {
} nas_attach_req_t;
typedef struct {
/* UE imsi */
char imsi[16];
#define NAS_FAILURE_OK 0x0
#define NAS_FAILURE_IND 0x1
unsigned failure:1;
int cause;
} nas_auth_req_t;
typedef struct {
char imsi[16];
} nas_auth_resp_t;
typedef struct nas_auth_param_req_s {
uint8_t imsi_length;
char imsi[15];
uint8_t initial_req:1;
} nas_auth_param_req_t;
typedef struct nas_attach_accept_s {
} nas_attach_accept_t;
#endif /* NAS_MESSAGES_TYPES_H_ */
openair-cn/NAS/EURECOM-NAS/src/api/mme/mme_api.c
+229 -227
View File
@@ -1,21 +1,21 @@
/*****************************************************************************
Eurecom OpenAirInterface 3
Copyright(c) 2012 Eurecom
Eurecom OpenAirInterface 3
Copyright(c) 2012 Eurecom
Source mme_api.c
Source mme_api.c
Version 0.1
Version 0.1
Date 2013/02/28
Date 2013/02/28
Product NAS stack
Product NAS stack
Subsystem Application Programming Interface
Subsystem Application Programming Interface
Author Frederic Maurel
Author Frederic Maurel
Description Implements the API used by the NAS layer running in the MME
to interact with a Mobility Management Entity
Description Implements the API used by the NAS layer running in the MME
to interact with a Mobility Management Entity
*****************************************************************************/
@@ -24,7 +24,7 @@ Description Implements the API used by the NAS layer running in the MME
#include "mme_api.h"
#include "nas_log.h"
#include <string.h> // memcpy
#include <string.h> // memcpy
/****************************************************************************/
/**************** E X T E R N A L D E F I N I T I O N S ****************/
@@ -35,32 +35,34 @@ Description Implements the API used by the NAS layer running in the MME
/****************************************************************************/
/* Maximum number of PDN connections the MME may simultaneously support */
#define MME_API_PDN_MAX 10
#define MME_API_PDN_MAX 10
/* MME group identifier */
#define MME_API_MME_GID 0x0102
#define MME_API_MME_GID 0x0102
/* MME code */
#define MME_API_MME_CODE 0x12
#define MME_API_MME_CODE 0x12
/* Default APN */
static const OctetString mme_api_default_apn = {
14, (uint8_t*)("www.eurecom.fr")};
14, (uint8_t *)("www.eurecom.fr")
};
/* APN configured for emergency bearer services */
static const OctetString mme_api_emergency_apn = {
18, (uint8_t*)("www.eurecom_sos.fr")};
18, (uint8_t *)("www.eurecom_sos.fr")
};
/* Public Land Mobile Network identifier */
static const plmn_t mme_api_plmn = {0, 2, 0xf, 8, 0, 1}; // 20810
static const plmn_t mme_api_plmn = {0, 2, 0xf, 8, 0, 1}; // 20810
/* Number of concecutive tracking areas */
#define MME_API_NB_TACS 4
#define MME_API_NB_TACS 4
/* Code of the first tracking area belonging to the PLMN */
#define MME_API_FIRST_TAC 0x0001
#define MME_API_FIRST_TAC 0x0001
/* NAS security key */
#define MME_API_KASME "CAFECAFECAFECAFECAFECAFECAFECAFE"
#define MME_API_KASME "CAFECAFECAFECAFECAFECAFECAFECAFE"
/* Authentication parameter RAND */
static const UInt8_t _mme_api_rand[AUTH_RAND_SIZE] = {
@@ -90,111 +92,110 @@ enum {
/* Pool of IPv4 addresses */
static uint8_t _mme_api_ipv4_addr[MME_API_PDN_MAX][4] = {
{0xC0, 0xA8, 0x02, 0x3C}, /* 192.168.02.60 */
{0xC0, 0xA8, 0x0C, 0xBB}, /* 192.168.12.187 */
{0xC0, 0xA8, 0x0C, 0xBC}, /* 192.168.12.188 */
{0xC0, 0xA8, 0x0C, 0xBD}, /* 192.168.12.189 */
{0xC0, 0xA8, 0x0C, 0xBE}, /* 192.168.12.190 */
{0xC0, 0xA8, 0x0C, 0xBF}, /* 192.168.12.191 */
{0xC0, 0xA8, 0x0C, 0xC0}, /* 192.168.12.192 */
{0xC0, 0xA8, 0x0C, 0xC1}, /* 192.168.12.193 */
{0xC0, 0xA8, 0x0C, 0xC2}, /* 192.168.12.194 */
{0xC0, 0xA8, 0x0C, 0xC3}, /* 192.168.12.195 */
{0xC0, 0xA8, 0x02, 0x3C}, /* 192.168.02.60 */
{0xC0, 0xA8, 0x0C, 0xBB}, /* 192.168.12.187 */
{0xC0, 0xA8, 0x0C, 0xBC}, /* 192.168.12.188 */
{0xC0, 0xA8, 0x0C, 0xBD}, /* 192.168.12.189 */
{0xC0, 0xA8, 0x0C, 0xBE}, /* 192.168.12.190 */
{0xC0, 0xA8, 0x0C, 0xBF}, /* 192.168.12.191 */
{0xC0, 0xA8, 0x0C, 0xC0}, /* 192.168.12.192 */
{0xC0, 0xA8, 0x0C, 0xC1}, /* 192.168.12.193 */
{0xC0, 0xA8, 0x0C, 0xC2}, /* 192.168.12.194 */
{0xC0, 0xA8, 0x0C, 0xC3}, /* 192.168.12.195 */
};
/* Pool of IPv6 addresses */
static uint8_t _mme_api_ipv6_addr[MME_API_PDN_MAX][8] = {
/* FE80::221:70FF:C0A8:023C/64 */
/* FE80::221:70FF:C0A8:023C/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x02, 0x3C},
/* FE80::221:70FF:C0A8:0CBB/64 */
/* FE80::221:70FF:C0A8:0CBB/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBB},
/* FE80::221:70FF:C0A8:0CBC/64 */
/* FE80::221:70FF:C0A8:0CBC/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBC},
/* FE80::221:70FF:C0A8:0CBD/64 */
/* FE80::221:70FF:C0A8:0CBD/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBD},
/* FE80::221:70FF:C0A8:0CBE/64 */
/* FE80::221:70FF:C0A8:0CBE/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBE},
/* FE80::221:70FF:C0A8:0CBF/64 */
/* FE80::221:70FF:C0A8:0CBF/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBF},
/* FE80::221:70FF:C0A8:0CC0/64 */
/* FE80::221:70FF:C0A8:0CC0/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC0},
/* FE80::221:70FF:C0A8:0CC1/64 */
/* FE80::221:70FF:C0A8:0CC1/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC1},
/* FE80::221:70FF:C0A8:0CC2/64 */
/* FE80::221:70FF:C0A8:0CC2/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC2},
/* FE80::221:70FF:C0A8:0CC3/64 */
/* FE80::221:70FF:C0A8:0CC3/64 */
{0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC3},
};
/* Pool of IPv4v6 addresses */
static uint8_t _mme_api_ipv4v6_addr[MME_API_PDN_MAX][12] = {
/* 192.168.02.60, FE80::221:70FF:C0A8:023C/64 */
{0xC0, 0xA8, 0x02, 0x3C, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x02, 0x3C},
/* 192.168.12.187, FE80::221:70FF:C0A8:0CBB/64 */
{0xC0, 0xA8, 0x0C, 0xBB, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBB},
/* 192.168.12.188, FE80::221:70FF:C0A8:0CBC/64 */
{0xC0, 0xA8, 0x0C, 0xBC, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBC},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CBD/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBD},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CBE/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBE},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CBF/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBF},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC0/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC0},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC1/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC1},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC2/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC2},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC3/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC3},
/* 192.168.02.60, FE80::221:70FF:C0A8:023C/64 */
{0xC0, 0xA8, 0x02, 0x3C, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x02, 0x3C},
/* 192.168.12.187, FE80::221:70FF:C0A8:0CBB/64 */
{0xC0, 0xA8, 0x0C, 0xBB, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBB},
/* 192.168.12.188, FE80::221:70FF:C0A8:0CBC/64 */
{0xC0, 0xA8, 0x0C, 0xBC, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBC},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CBD/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBD},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CBE/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBE},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CBF/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xBF},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC0/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC0},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC1/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC1},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC2/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC2},
/* 192.168.12.189, FE80::221:70FF:C0A8:0CC3/64 */
{0xC0, 0xA8, 0x0C, 0xBD, 0x02, 0x21, 0x70, 0xFF, 0xC0, 0xA8, 0x0C, 0xC3},
};
static const OctetString _mme_api_pdn_addr[MME_API_ADDR_MAX][MME_API_PDN_MAX] =
{
static const OctetString _mme_api_pdn_addr[MME_API_ADDR_MAX][MME_API_PDN_MAX] = {
{ /* IPv4 network capability */
{4, _mme_api_ipv4_addr[0]},
{4, _mme_api_ipv4_addr[1]},
{4, _mme_api_ipv4_addr[2]},
{4, _mme_api_ipv4_addr[3]},
{4, _mme_api_ipv4_addr[4]},
{4, _mme_api_ipv4_addr[5]},
{4, _mme_api_ipv4_addr[6]},
{4, _mme_api_ipv4_addr[7]},
{4, _mme_api_ipv4_addr[8]},
{4, _mme_api_ipv4_addr[9]},
{4, _mme_api_ipv4_addr[0]},
{4, _mme_api_ipv4_addr[1]},
{4, _mme_api_ipv4_addr[2]},
{4, _mme_api_ipv4_addr[3]},
{4, _mme_api_ipv4_addr[4]},
{4, _mme_api_ipv4_addr[5]},
{4, _mme_api_ipv4_addr[6]},
{4, _mme_api_ipv4_addr[7]},
{4, _mme_api_ipv4_addr[8]},
{4, _mme_api_ipv4_addr[9]},
},
{ /* IPv6 network capability */
{8, _mme_api_ipv6_addr[0]},
{8, _mme_api_ipv6_addr[1]},
{8, _mme_api_ipv6_addr[2]},
{8, _mme_api_ipv6_addr[3]},
{8, _mme_api_ipv6_addr[4]},
{8, _mme_api_ipv6_addr[5]},
{8, _mme_api_ipv6_addr[6]},
{8, _mme_api_ipv6_addr[7]},
{8, _mme_api_ipv6_addr[8]},
{8, _mme_api_ipv6_addr[9]},
{8, _mme_api_ipv6_addr[0]},
{8, _mme_api_ipv6_addr[1]},
{8, _mme_api_ipv6_addr[2]},
{8, _mme_api_ipv6_addr[3]},
{8, _mme_api_ipv6_addr[4]},
{8, _mme_api_ipv6_addr[5]},
{8, _mme_api_ipv6_addr[6]},
{8, _mme_api_ipv6_addr[7]},
{8, _mme_api_ipv6_addr[8]},
{8, _mme_api_ipv6_addr[9]},
},
{ /* IPv4v6 network capability */
{12, _mme_api_ipv4v6_addr[0]},
{12, _mme_api_ipv4v6_addr[1]},
{12, _mme_api_ipv4v6_addr[2]},
{12, _mme_api_ipv4v6_addr[3]},
{12, _mme_api_ipv4v6_addr[4]},
{12, _mme_api_ipv4v6_addr[5]},
{12, _mme_api_ipv4v6_addr[6]},
{12, _mme_api_ipv4v6_addr[7]},
{12, _mme_api_ipv4v6_addr[8]},
{12, _mme_api_ipv4v6_addr[9]},
{12, _mme_api_ipv4v6_addr[0]},
{12, _mme_api_ipv4v6_addr[1]},
{12, _mme_api_ipv4v6_addr[2]},
{12, _mme_api_ipv4v6_addr[3]},
{12, _mme_api_ipv4v6_addr[4]},
{12, _mme_api_ipv4v6_addr[5]},
{12, _mme_api_ipv4v6_addr[6]},
{12, _mme_api_ipv4v6_addr[7]},
{12, _mme_api_ipv4v6_addr[8]},
{12, _mme_api_ipv4v6_addr[9]},
},
};
/* Subscribed QCI */
#define MME_API_QCI 3
#define MME_API_QCI 3
/* Data bit rates */
#define MME_API_BIT_RATE_64K 0x40
#define MME_API_BIT_RATE_128K 0x48
#define MME_API_BIT_RATE_512K 0x78
#define MME_API_BIT_RATE_1024K 0x87
#define MME_API_BIT_RATE_64K 0x40
#define MME_API_BIT_RATE_128K 0x48
#define MME_API_BIT_RATE_512K 0x78
#define MME_API_BIT_RATE_1024K 0x87
/* Total number of PDN connections (should not exceed MME_API_PDN_MAX) */
static int _mme_api_pdn_id = 0;
@@ -209,23 +210,24 @@ static int _mme_api_pdn_id = 0;
/****************************************************************************
** **
** Name: mme_api_get_emm_config() **
** Name: mme_api_get_emm_config() **
** **
** Description: Retreives MME configuration data related to EPS mobility **
** management **
** management **
** **
** Inputs: None **
** Others: None **
** Inputs: None **
** Others: None **
** **
** Outputs: None **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: None **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
#if defined(EPC_BUILD)
int mme_api_get_emm_config(mme_api_emm_config_t* config, mme_config_t *mme_config_p)
int mme_api_get_emm_config(mme_api_emm_config_t *config,
mme_config_t *mme_config_p)
#else
int mme_api_get_emm_config(mme_api_emm_config_t* config)
int mme_api_get_emm_config(mme_api_emm_config_t *config)
#endif
{
LOG_FUNC_IN;
@@ -255,31 +257,31 @@ int mme_api_get_emm_config(mme_api_emm_config_t* config)
/****************************************************************************
** **
** Name: mme_api_get_config() **
** Name: mme_api_get_config() **
** **
** Description: Retreives MME configuration data related to EPS session **
** management **
** management **
** **
** Inputs: None **
** Others: None **
** Inputs: None **
** Others: None **
** **
** Outputs: None **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: None **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_get_esm_config(mme_api_esm_config_t* config)
int mme_api_get_esm_config(mme_api_esm_config_t *config)
{
LOG_FUNC_IN;
if (_mme_api_ip_capability == MME_API_IPV4_ADDR) {
config->features = MME_API_IPV4;
config->features = MME_API_IPV4;
} else if (_mme_api_ip_capability == MME_API_IPV6_ADDR) {
config->features = MME_API_IPV6;
config->features = MME_API_IPV6;
} else if (_mme_api_ip_capability == MME_API_IPV4V6_ADDR) {
config->features = MME_API_IPV4 | MME_API_IPV6;
config->features = MME_API_IPV4 | MME_API_IPV6;
} else {
config->features = 0;
config->features = 0;
}
LOG_FUNC_RETURN (RETURNok);
@@ -287,55 +289,55 @@ int mme_api_get_esm_config(mme_api_esm_config_t* config)
/****************************************************************************
** **
** Name: mme_api_identify_guti() **
** Name: mme_api_identify_guti() **
** **
** Description: Requests the MME to identify the UE using the specified **
** GUTI. If the UE is known by the MME (a Mobility Manage- **
** ment context exists for this UE in the MME), its se- **
** curity context is returned. **
** GUTI. If the UE is known by the MME (a Mobility Manage- **
** ment context exists for this UE in the MME), its se- **
** curity context is returned. **
** **
** Inputs: guti: EPS Globally Unique Temporary UE Identity **
** Others: None **
** Inputs: guti: EPS Globally Unique Temporary UE Identity **
** Others: None **
** **
** Outputs: vector: The EPS authentication vector of the UE if **
** known by the network; NULL otherwise. **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: vector: The EPS authentication vector of the UE if **
** known by the network; NULL otherwise. **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_identify_guti(const GUTI_t* guti, auth_vector_t* vector)
int mme_api_identify_guti(const GUTI_t *guti, auth_vector_t *vector)
{
LOG_FUNC_IN;
int rc = RETURNerror;
LOG_FUNC_IN;
LOG_FUNC_RETURN(rc);
}
/****************************************************************************
** **
** Name: mme_api_identify_imsi() **
** Name: mme_api_identify_imsi() **
** **
** Description: Requests the MME to identify the UE using the specified **
** IMSI. If the UE is known by the MME (a Mobility Manage- **
** ment context exists for this UE in the MME), its se- **
** curity context is returned. **
** IMSI. If the UE is known by the MME (a Mobility Manage- **
** ment context exists for this UE in the MME), its se- **
** curity context is returned. **
** **
** Inputs: imsi: International Mobile Subscriber Identity **
** Others: None **
** Inputs: imsi: International Mobile Subscriber Identity **
** Others: None **
** **
** Outputs: vector: The EPS authentication vector of the UE if **
** known by the network; NULL otherwise. **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: vector: The EPS authentication vector of the UE if **
** known by the network; NULL otherwise. **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_identify_imsi(const imsi_t* imsi, auth_vector_t* vector)
int mme_api_identify_imsi(const imsi_t *imsi, auth_vector_t *vector)
{
LOG_FUNC_IN;
int rc = RETURNok;
LOG_FUNC_IN;
memcpy(vector->rand, _mme_api_rand, AUTH_RAND_SIZE);
memcpy(vector->autn, _mme_api_autn, AUTH_AUTN_SIZE);
memcpy(vector->xres, _mme_api_xres, AUTH_XRES_SIZE);
@@ -345,61 +347,61 @@ int mme_api_identify_imsi(const imsi_t* imsi, auth_vector_t* vector)
/****************************************************************************
** **
** Name: mme_api_identify_imei() **
** Name: mme_api_identify_imei() **
** **
** Description: Requests the MME to identify the UE using the specified **
** IMEI. If the UE is known by the MME (a Mobility Manage- **
** ment context exists for this UE in the MME), its se- **
** curity context is returned. **
** IMEI. If the UE is known by the MME (a Mobility Manage- **
** ment context exists for this UE in the MME), its se- **
** curity context is returned. **
** **
** Inputs: imei: International Mobile Equipment Identity **
** Others: None **
** Inputs: imei: International Mobile Equipment Identity **
** Others: None **
** **
** Outputs: vector: The EPS authentication vector of the UE if **
** known by the network; NULL otherwise. **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: vector: The EPS authentication vector of the UE if **
** known by the network; NULL otherwise. **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_identify_imei(const imei_t* imei, auth_vector_t* vector)
int mme_api_identify_imei(const imei_t *imei, auth_vector_t *vector)
{
LOG_FUNC_IN;
int rc = RETURNerror;
LOG_FUNC_IN;
LOG_FUNC_RETURN(rc);
}
/****************************************************************************
** **
** Name: mme_api_new_guti() **
** Name: mme_api_new_guti() **
** **
** Description: Requests the MME to assign a new GUTI to the UE identi- **
** fied by the given IMSI. **
** fied by the given IMSI. **
** **
** Description: Requests the MME to assign a new GUTI to the UE identi- **
** fied by the given IMSI and returns the list of consecu- **
** tive tracking areas the UE is registered to. **
** fied by the given IMSI and returns the list of consecu- **
** tive tracking areas the UE is registered to. **
** **
** Inputs: imsi: International Mobile Subscriber Identity **
** Others: None **
** Inputs: imsi: International Mobile Subscriber Identity **
** Others: None **
** **
** Outputs: guti: The new assigned GUTI **
** tac: Code of the first tracking area belonging **
** to the PLMN **
** n_tacs: Number of concecutive tracking areas **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: guti: The new assigned GUTI **
** tac: Code of the first tracking area belonging **
** to the PLMN **
** n_tacs: Number of concecutive tracking areas **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_new_guti(const imsi_t* imsi, GUTI_t* guti, tac_t* tac, int* n_tacs)
int mme_api_new_guti(const imsi_t *imsi, GUTI_t *guti, tac_t *tac, int *n_tacs)
{
LOG_FUNC_IN;
int rc = RETURNok;
static unsigned int tmsi = 1;
LOG_FUNC_IN;
guti->gummei.plmn = mme_api_plmn;
guti->gummei.MMEgid = MME_API_MME_GID;
guti->gummei.MMEcode = MME_API_MME_CODE;
@@ -413,72 +415,72 @@ int mme_api_new_guti(const imsi_t* imsi, GUTI_t* guti, tac_t* tac, int* n_tacs)
/****************************************************************************
** **
** Name: mme_api_subscribe() **
** Name: mme_api_subscribe() **
** **
** Description: Requests the MME to check whether connectivity with the **
** requested PDN can be established using the specified APN. **
** If accepted the MME returns PDN subscription context con- **
** taining EPS subscribed QoS profile, the default APN if **
** required and UE's IPv4 address and/or the IPv6 prefix. **
** requested PDN can be established using the specified APN. **
** If accepted the MME returns PDN subscription context con- **
** taining EPS subscribed QoS profile, the default APN if **
** required and UE's IPv4 address and/or the IPv6 prefix. **
** **
** Inputs: apn: If not NULL, Access Point Name of the PDN **
** to connect to **
** is_emergency: TRUE if the PDN connectivity is requested **
** for emergency bearer services **
** Others: None **
** Inputs: apn: If not NULL, Access Point Name of the PDN **
** to connect to **
** is_emergency: TRUE if the PDN connectivity is requested **
** for emergency bearer services **
** Others: None **
** **
** Outputs: apn: If NULL, default APN or APN configured for **
** emergency bearer services **
** pdn_addr: PDN connection IPv4 address or IPv6 inter- **
** face identifier to be used to build the **
** IPv6 link local address **
** qos: EPS subscribed QoS profile **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: apn: If NULL, default APN or APN configured for **
** emergency bearer services **
** pdn_addr: PDN connection IPv4 address or IPv6 inter- **
** face identifier to be used to build the **
** IPv6 link local address **
** qos: EPS subscribed QoS profile **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_subscribe(OctetString* apn, OctetString* pdn_addr,
int is_emergency, mme_api_qos_t* qos)
int mme_api_subscribe(OctetString *apn, OctetString *pdn_addr,
int is_emergency, mme_api_qos_t *qos)
{
LOG_FUNC_IN;
int rc = RETURNok;
LOG_FUNC_IN;
if ( apn && (apn->length == 0) ) {
/* PDN connectivity to default APN */
if (is_emergency) {
apn->length = mme_api_emergency_apn.length;
apn->value = mme_api_emergency_apn.value;
} else {
apn->length = mme_api_default_apn.length;
apn->value = mme_api_default_apn.value;
}
/* PDN connectivity to default APN */
if (is_emergency) {
apn->length = mme_api_emergency_apn.length;
apn->value = mme_api_emergency_apn.value;
} else {
apn->length = mme_api_default_apn.length;
apn->value = mme_api_default_apn.value;
}
}
/* Assign PDN address */
if ( pdn_addr && (_mme_api_pdn_id < MME_API_PDN_MAX) ) {
pdn_addr->length =
_mme_api_pdn_addr[_mme_api_ip_capability][_mme_api_pdn_id].length;
pdn_addr->value =
_mme_api_pdn_addr[_mme_api_ip_capability][_mme_api_pdn_id].value;
/* Increment the total number of PDN connections */
_mme_api_pdn_id += 1;
pdn_addr->length =
_mme_api_pdn_addr[_mme_api_ip_capability][_mme_api_pdn_id].length;
pdn_addr->value =
_mme_api_pdn_addr[_mme_api_ip_capability][_mme_api_pdn_id].value;
/* Increment the total number of PDN connections */
_mme_api_pdn_id += 1;
} else {
/* Maximum number of PDN connections exceeded */
rc = RETURNerror;
/* Maximum number of PDN connections exceeded */
rc = RETURNerror;
}
/* Setup EPS subscribed QoS profile */
if (qos) {
qos->qci = MME_API_QCI;
/* Uplink bit rate */
qos->gbr[MME_API_UPLINK] = MME_API_BIT_RATE_64K;
qos->mbr[MME_API_UPLINK] = MME_API_BIT_RATE_128K;
/* Downlink bit rate */
qos->gbr[MME_API_DOWNLINK] = MME_API_BIT_RATE_512K;
qos->mbr[MME_API_DOWNLINK] = MME_API_BIT_RATE_1024K;
qos->qci = MME_API_QCI;
/* Uplink bit rate */
qos->gbr[MME_API_UPLINK] = MME_API_BIT_RATE_64K;
qos->mbr[MME_API_UPLINK] = MME_API_BIT_RATE_128K;
/* Downlink bit rate */
qos->gbr[MME_API_DOWNLINK] = MME_API_BIT_RATE_512K;
qos->mbr[MME_API_DOWNLINK] = MME_API_BIT_RATE_1024K;
} else {
rc = RETURNerror;
rc = RETURNerror;
}
LOG_FUNC_RETURN(rc);
@@ -486,21 +488,21 @@ int mme_api_subscribe(OctetString* apn, OctetString* pdn_addr,
/****************************************************************************
** **
** Name: mme_api_unsubscribe() **
** Name: mme_api_unsubscribe() **
** **
** Description: Requests the MME to release connectivity with the reques- **
** ted PDN using the specified APN. **
** ted PDN using the specified APN. **
** **
** Inputs: apn: Access Point Name of the PDN to disconnect **
** from **
** Others: None **
** Inputs: apn: Access Point Name of the PDN to disconnect **
** from **
** Others: None **
** **
** Outputs: None **
** Return: RETURNok, RETURNerror **
** Others: None **
** Outputs: None **
** Return: RETURNok, RETURNerror **
** Others: None **
** **
***************************************************************************/
int mme_api_unsubscribe(OctetString* apn)
int mme_api_unsubscribe(OctetString *apn)
{
LOG_FUNC_IN;
openair-cn/NAS/EURECOM-NAS/src/api/mme/mme_api.h
+42 -40
View File
@@ -1,21 +1,21 @@
/*****************************************************************************
Eurecom OpenAirInterface 3
Copyright(c) 2012 Eurecom
Eurecom OpenAirInterface 3
Copyright(c) 2012 Eurecom
Source mme_api.h
Source mme_api.h
Version 0.1
Version 0.1
Date 2013/02/28
Date 2013/02/28
Product NAS stack
Product NAS stack
Subsystem Application Programming Interface
Subsystem Application Programming Interface
Author Frederic Maurel
Author Frederic Maurel
Description Implements the API used by the NAS layer running in the MME
to interact with a Mobility Management Entity
Description Implements the API used by the NAS layer running in the MME
to interact with a Mobility Management Entity
*****************************************************************************/
#ifndef __MME_API_H__
@@ -35,35 +35,35 @@ Description Implements the API used by the NAS layer running in the MME
/****************************************************************************/
/* Maximum number of UEs the MME may simultaneously support */
#define MME_API_NB_UE_MAX 1
#define MME_API_NB_UE_MAX 1
#ifdef NAS_MME
/* Features supported by the MME */
typedef enum {
MME_API_NO_FEATURE_SUPPORTED = 0,
MME_API_EMERGENCY_ATTACH = (1<<0),
MME_API_UNAUTHENTICATED_IMSI = (1<<1),
MME_API_IPV4 = (1<<2),
MME_API_IPV6 = (1<<3),
MME_API_SINGLE_ADDR_BEARERS = (1<<4),
typedef enum mme_api_feature_s {
MME_API_NO_FEATURE_SUPPORTED = 0,
MME_API_EMERGENCY_ATTACH = (1<<0),
MME_API_UNAUTHENTICATED_IMSI = (1<<1),
MME_API_IPV4 = (1<<2),
MME_API_IPV6 = (1<<3),
MME_API_SINGLE_ADDR_BEARERS = (1<<4),
} mme_api_feature_t;
/*
* EPS Mobility Management configuration data
* ------------------------------------------
*/
typedef struct {
mme_api_feature_t features; /* Supported features */
gummei_t gummei; /* EPS Globally Unique MME Identity */
typedef struct mme_api_emm_config_s {
mme_api_feature_t features; /* Supported features */
gummei_t gummei; /* EPS Globally Unique MME Identity */
} mme_api_emm_config_t;
/*
* EPS Session Management configuration data
* -----------------------------------------
*/
typedef struct {
mme_api_feature_t features; /* Supported features */
typedef struct mme_api_esm_config_s {
mme_api_feature_t features; /* Supported features */
} mme_api_esm_config_t;
/****************************************************************************/
@@ -71,17 +71,17 @@ typedef struct {
/****************************************************************************/
/* EPS subscribed QoS profile */
typedef struct {
#define MME_API_UPLINK 0
#define MME_API_DOWNLINK 1
#define MME_API_DIRECTION 2
int gbr[MME_API_DIRECTION]; /* Guaranteed Bit Rate */
int mbr[MME_API_DIRECTION]; /* Maximum Bit Rate */
int qci; /* QoS Class Identifier */
typedef struct mme_api_qos_s {
#define MME_API_UPLINK 0
#define MME_API_DOWNLINK 1
#define MME_API_DIRECTION 2
int gbr[MME_API_DIRECTION]; /* Guaranteed Bit Rate */
int mbr[MME_API_DIRECTION]; /* Maximum Bit Rate */
int qci; /* QoS Class Identifier */
} mme_api_qos_t;
/* Traffic Flow Template */
typedef struct {
typedef struct mme_api_tft_s {
} mme_api_tft_t;
/****************************************************************************/
@@ -93,19 +93,21 @@ typedef struct {
/****************************************************************************/
#if defined(EPC_BUILD)
int mme_api_get_emm_config(mme_api_emm_config_t* config, mme_config_t *mme_config_p);
int mme_api_get_emm_config(mme_api_emm_config_t *config,
mme_config_t *mme_config_p);
#else
int mme_api_get_emm_config(mme_api_emm_config_t* config);
int mme_api_get_emm_config(mme_api_emm_config_t *config);
#endif
int mme_api_get_esm_config(mme_api_esm_config_t* config);
int mme_api_get_esm_config(mme_api_esm_config_t *config);
int mme_api_identify_guti(const GUTI_t* guti, auth_vector_t* vector);
int mme_api_identify_imsi(const imsi_t* imsi, auth_vector_t* vector);
int mme_api_identify_imei(const imei_t* imei, auth_vector_t* vector);
int mme_api_new_guti(const imsi_t* imsi, GUTI_t* guti, tac_t* tac, int* n_tacs);
int mme_api_identify_guti(const GUTI_t *guti, auth_vector_t *vector);
int mme_api_identify_imsi(const imsi_t *imsi, auth_vector_t *vector);
int mme_api_identify_imei(const imei_t *imei, auth_vector_t *vector);
int mme_api_new_guti(const imsi_t *imsi, GUTI_t *guti, tac_t *tac, int *n_tacs);
int mme_api_subscribe(OctetString* apn, OctetString* pdn_addr, int is_emergency, mme_api_qos_t* qos);
int mme_api_unsubscribe(OctetString* apn);
int mme_api_subscribe(OctetString *apn, OctetString *pdn_addr,
int is_emergency, mme_api_qos_t *qos);
int mme_api_unsubscribe(OctetString *apn);
#endif // NAS_MME
openair-cn/NAS/EURECOM-NAS/src/emm/Attach.c
+7
View File
@@ -47,6 +47,9 @@ Description Defines the attach related EMM procedure executed by the
#ifdef NAS_MME
#include "mme_api.h"
# if defined(EPC_BUILD)
# include "nas_itti_messaging.h"
# endif
#endif
#include <string.h> // memcmp, memcpy
@@ -1835,6 +1838,10 @@ static int _emm_attach_identify(void *args)
emm_ctx->ueid, (emm_ctx->imsi)? "IMSI" : (emm_ctx->guti)? "GUTI" :
(emm_ctx->imei)? "IMEI" : "none");
#if defined(EPC_BUILD)
nas_itti_auth_info_req(emm_ctx->imsi, 1);
#endif
/*
* UE's identification
* -------------------
openair-cn/NAS/EURECOM-NAS/src/emm/Authentication.c
+4 -4
View File
@@ -529,15 +529,15 @@ int emm_proc_authentication(unsigned int ueid, int ksi,
emm_common_failure_callback_t failure)
{
LOG_FUNC_IN;
int rc = RETURNerror;
authentication_data_t *data;
LOG_FUNC_IN;
LOG_TRACE(INFO, "EMM-PROC - Initiate authentication KSI = %d", ksi);
/* Allocate parameters of the retransmission timer callback */
authentication_data_t *data =
(authentication_data_t *)malloc(sizeof(authentication_data_t));
data = (authentication_data_t *)malloc(sizeof(authentication_data_t));
if (data != NULL) {
/* Setup ongoing EMM procedure callback functions */
openair-cn/NAS/EURECOM-NAS/src/emm/emmData.h
+4 -4
View File
@@ -320,6 +320,10 @@ typedef struct {
* ---------------------------------------------------------------------------
*/
typedef struct emm_data_context_s {
#if defined(EPC_BUILD)
RB_ENTRY(emm_data_context_s) entries;
#endif
unsigned int ueid; /* UE identifier */
int is_dynamic; /* Dynamically allocated context indicator */
int is_attached; /* Attachment indicator */
@@ -344,10 +348,6 @@ typedef struct emm_data_context_s {
int emm_cause; /* EMM failure cause code */
emm_fsm_state_t _emm_fsm_status;
#if defined(EPC_BUILD)
RB_ENTRY(emm_data_context_s) entries;
#endif
} emm_data_context_t;
/*
openair-cn/NAS/nas_defs.h
+30
View File
@@ -1,3 +1,33 @@
/*******************************************************************************
Eurecom OpenAirInterface
Copyright(c) 1999 - 2013 Eurecom
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
version 2, as published by the Free Software Foundation.
This program is distributed in the hope it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
The full GNU General Public License is included in this distribution in
the file called "COPYING".
Contact Information
Openair Admin: openair_admin@eurecom.fr
Openair Tech : openair_tech@eurecom.fr
Forums : http://forums.eurecom.fr/openairinterface
Address : EURECOM, Campus SophiaTech, 450 Route des Chappes
06410 Biot FRANCE
*******************************************************************************/
#ifndef NAS_DEFS_H_
#define NAS_DEFS_H_
openair-cn/NAS/nas_itti_messaging.c
+2
View File
@@ -28,6 +28,8 @@
*******************************************************************************/
#include <string.h>
#include "intertask_interface.h"
#include "nas_itti_messaging.h"
openair-cn/NAS/nas_itti_messaging.h
+18
View File
@@ -28,6 +28,9 @@
*******************************************************************************/
#include "intertask_interface.h"
#include "conversions.h"
#ifndef NAS_ITTI_MESSAGING_H_
#define NAS_ITTI_MESSAGING_H_
@@ -37,4 +40,19 @@ int nas_itti_dl_data_req(const uint32_t ue_id, void * const data,
void nas_itti_establish_cnf(const nas_error_code_t error_code, void * const data,
const uint32_t length);
static inline void nas_itti_auth_info_req(const imsi_t * const imsi,
uint8_t initial_req)
{
MessageDef *message_p;
message_p = itti_alloc_new_message(TASK_NAS, NAS_AUTHENTICATION_PARAM_REQ);
hexa_to_ascii((uint8_t *)imsi->u.value, NAS_AUTHENTICATION_PARAM_REQ(message_p).imsi,
imsi->length);
NAS_AUTHENTICATION_PARAM_REQ(message_p).initial_req = initial_req;
NAS_AUTHENTICATION_PARAM_REQ(message_p).imsi_length = imsi->length - imsi->u.num.parity;
itti_send_msg_to_task(TASK_MME_APP, INSTANCE_DEFAULT, message_p);
}
#endif /* NAS_ITTI_MESSAGING_H_ */
openair-cn/NAS/nas_main.c
+30
View File
@@ -1,3 +1,33 @@
/*******************************************************************************
Eurecom OpenAirInterface
Copyright(c) 1999 - 2013 Eurecom
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
version 2, as published by the Free Software Foundation.
This program is distributed in the hope it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
The full GNU General Public License is included in this distribution in
the file called "COPYING".
Contact Information
Openair Admin: openair_admin@eurecom.fr
Openair Tech : openair_tech@eurecom.fr
Forums : http://forums.eurecom.fr/openairinterface
Address : EURECOM, Campus SophiaTech, 450 Route des Chappes
06410 Biot FRANCE
*******************************************************************************/
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
openair-cn/S1AP/s1ap_mme_itti_messaging.h
+22 -1
View File
@@ -29,6 +29,7 @@
*******************************************************************************/
#include <stdint.h>
#include <string.h>
#include "intertask_interface.h"
@@ -38,10 +39,30 @@
int s1ap_mme_itti_send_sctp_request(uint8_t *buffer, uint32_t length,
uint32_t assoc_id, uint16_t stream);
int s1ap_mme_itti_nas_uplink_ind(const uint32_t ue_id, uint8_t * const buffer,
int s1ap_mme_itti_nas_uplink_ind(const uint32_t ue_id, uint8_t *const buffer,
const uint32_t length);
int s1ap_mme_itti_nas_downlink_cnf(const uint32_t ue_id,
nas_error_code_t error_code);
static inline void s1ap_mme_itti_nas_establish_ind(
const uint32_t ue_id, uint8_t * const nas_msg, const uint32_t nas_msg_length,
const long cause, const uint16_t tac)
{
MessageDef *message_p;
message_p = itti_alloc_new_message(TASK_S1AP, NAS_CONNECTION_ESTABLISHMENT_IND);
NAS_CONN_EST_IND(message_p).nas.UEid = ue_id;
/* Mapping between asn1 definition and NAS definition */
NAS_CONN_EST_IND(message_p).nas.asCause = cause + 1;
NAS_CONN_EST_IND(message_p).nas.tac = tac;
NAS_CONN_EST_IND(message_p).nas.initialNasMsg.length = nas_msg_length;
NAS_CONN_EST_IND(message_p).nas.initialNasMsg.data = malloc(sizeof(uint8_t) * nas_msg_length);
memcpy(NAS_CONN_EST_IND(message_p).nas.initialNasMsg.data, nas_msg, nas_msg_length);
itti_send_msg_to_task(TASK_NAS, INSTANCE_DEFAULT, message_p);
}
#endif /* S1AP_MME_ITTI_MESSAGING_H_ */
openair-cn/S1AP/s1ap_mme_nas_procedures.c
+16 -48
View File
@@ -75,7 +75,11 @@ int s1ap_mme_handle_initial_ue_message(uint32_t assoc_id, uint32_t stream,
S1AP_DEBUG("New Initial UE message received with eNB UE S1AP ID: 0x%06x\n",
eNB_ue_s1ap_id);
if ((ue_ref = s1ap_is_ue_eNB_id_in_list(eNB_ref, eNB_ue_s1ap_id)) == NULL) {
ue_ref = s1ap_is_ue_eNB_id_in_list(eNB_ref, eNB_ue_s1ap_id);
if (ue_ref == NULL)
{
uint16_t tac = 0;
/* This UE eNB Id has currently no known s1 association.
* Create new UE context by associating new mme_ue_s1ap_id.
* Update eNB UE list.
@@ -115,57 +119,21 @@ int s1ap_mme_handle_initial_ue_message(uint32_t assoc_id, uint32_t stream,
/* TODO: should take the first available mme_ue_s1ap_id instead of
* the mme_ue_s1ap_id variable.
*/
assert(0);
DevMessage("mme ue s1ap id has wrapped -> case not handled\n");
}
s1ap_dump_eNB(ue_ref->eNB);
{
/* We received the first NAS transport message: initial UE message.
* The containt of the NAS pdu should be forwarded to NAS for processing
*/
MessageDef *message_p;
nas_establish_ind_t *con_ind_p;
s1ap_initial_ue_message_t *s1ap_p;
OCTET_STRING_TO_TAC(&initialUEMessage_p->tai.tAC, tac);
message_p = itti_alloc_new_message(TASK_S1AP, NAS_CONNECTION_ESTABLISHMENT_IND);
/* We failed to allocate a new message... */
if (message_p == NULL) {
return -1;
}
con_ind_p = &message_p->ittiMsg.nas_conn_est_ind.nas;
s1ap_p = &message_p->ittiMsg.nas_conn_est_ind.transparent;
s1ap_p->eNB_ue_s1ap_id = eNB_ue_s1ap_id;
s1ap_p->mme_ue_s1ap_id = ue_ref->mme_ue_s1ap_id;
#if !defined(DISABLE_USE_NAS)
con_ind_p->UEid = ue_ref->mme_ue_s1ap_id;
#endif
BIT_STRING_TO_CELL_IDENTITY(&initialUEMessage_p->eutran_cgi.cell_ID,
s1ap_p->e_utran_cgi.cell_identity);
TBCD_TO_PLMN_T(&initialUEMessage_p->eutran_cgi.pLMNidentity,
&s1ap_p->e_utran_cgi.plmn);
#if !defined(DISABLE_USE_NAS)
/* Copy the TAI */
// TBCD_TO_PLMN_T(&initialUEMessage_p->tai.pLMNidentity, &con_ind_p->tai.plmn);
OCTET_STRING_TO_INT16(&initialUEMessage_p->tai.tAC, con_ind_p->tac);
#else
/* TODO: copy the TAC */
// TBCD_TO_PLMN_T(&initialUEMessage_p->tai.pLMNidentity, &con_ind_p->tai.plmn);
OCTET_STRING_TO_INT16(&initialUEMessage_p->tai.tAC, con_ind_p->tac);
#endif
/* Copy the NAS payload */
con_ind_p->initialNasMsg.length = initialUEMessage_p->nas_pdu.size;
con_ind_p->initialNasMsg.data = malloc(sizeof(con_ind_p->initialNasMsg.data) *
initialUEMessage_p->nas_pdu.size);
memcpy(con_ind_p->initialNasMsg.data, initialUEMessage_p->nas_pdu.buf,
initialUEMessage_p->nas_pdu.size);
return itti_send_msg_to_task(TASK_NAS, INSTANCE_DEFAULT, message_p);
}
/* We received the first NAS transport message: initial UE message.
* Send a NAS ESTABLISH IND to NAS layer
*/
s1ap_mme_itti_nas_establish_ind(ue_ref->mme_ue_s1ap_id,
initialUEMessage_p->nas_pdu.buf,
initialUEMessage_p->nas_pdu.size,
initialUEMessage_p->rrC_Establishment_Cause,
tac);
}
return 0;
}