Robert Schmidt
8107939f08
- all RAN code, CI code, configuration files, dockerfiles, in CSSL v1.0
- all deployment code (openshift, charts, ancillary files like shell
scripts), in MIT
- documentation in CC-BY-4.0
- exceptions might apply and are listed in NOTICE
- there is a new LICENSES folder with all licenses
- CONTRIBUTIONS.md has been updated accordingly
For automated changes based on OAI PL v1.1:
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.{c,h,cpp}
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.ts
perl -i~ -0pe 's/<!--.*Licensed to the OpenAirInterface.*openairinterface.org\n.*-->/<!-- SPDX-License-Identifier: LicenseRef-CSSL-1.0 -->/s' **/*.xml
The rest (cmake, files with missing license, cmake) manually.
200 lines
7.6 KiB
C
200 lines
7.6 KiB
C
/*
|
|
* SPDX-License-Identifier: LicenseRef-CSSL-1.0
|
|
*/
|
|
|
|
/*****************************************************************************
|
|
Source nas_network.h
|
|
|
|
Version 0.1
|
|
|
|
Date 2012/09/20
|
|
|
|
Product NAS stack
|
|
|
|
Subsystem NAS main process
|
|
|
|
Description NAS procedure functions triggered by the network
|
|
|
|
*****************************************************************************/
|
|
|
|
#include "nas_network.h"
|
|
#include "commonDef.h"
|
|
#include "nas_log.h"
|
|
#include "nas_timer.h"
|
|
|
|
#include "as_message.h"
|
|
#include "nas_proc.h"
|
|
#include "user_defs.h"
|
|
|
|
/****************************************************************************/
|
|
/**************** E X T E R N A L D E F I N I T I O N S ****************/
|
|
/****************************************************************************/
|
|
|
|
/****************************************************************************/
|
|
/******************* L O C A L D E F I N I T I O N S *******************/
|
|
/****************************************************************************/
|
|
|
|
/****************************************************************************/
|
|
/****************** E X P O R T E D F U N C T I O N S ******************/
|
|
/****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
** **
|
|
** Name: nas_network_initialize() **
|
|
** **
|
|
** Description: Initializes network internal data **
|
|
** **
|
|
** Inputs: None **
|
|
** Others: None **
|
|
** **
|
|
** Outputs: None **
|
|
** Return: None **
|
|
** Others: None **
|
|
** **
|
|
***************************************************************************/
|
|
void nas_network_initialize(void)
|
|
{
|
|
LOG_FUNC_IN;
|
|
|
|
LOG_FUNC_OUT;
|
|
}
|
|
|
|
/****************************************************************************
|
|
** **
|
|
** Name: nas_network_cleanup() **
|
|
** **
|
|
** Description: Performs clean up procedure before the system is shutdown **
|
|
** **
|
|
** Inputs: None **
|
|
** Others: None **
|
|
** **
|
|
** Outputs: None **
|
|
** Return: None **
|
|
** Others: None **
|
|
** **
|
|
***************************************************************************/
|
|
void nas_network_cleanup(nas_user_t *user)
|
|
{
|
|
LOG_FUNC_IN;
|
|
|
|
nas_proc_cleanup(user);
|
|
|
|
LOG_FUNC_OUT;
|
|
}
|
|
|
|
/****************************************************************************
|
|
** **
|
|
** Name: nas_network_process_data() **
|
|
** **
|
|
** Description: Process Access Stratum messages received from the network **
|
|
** and call applicable NAS procedure function. **
|
|
** **
|
|
** Inputs: msg_id: AS message identifier **
|
|
** data: Generic pointer to data structure that has **
|
|
** to be processed **
|
|
** Others: None **
|
|
** **
|
|
** Outputs: None **
|
|
** Return: RETURNok if the message has been success- **
|
|
** fully processed; RETURNerror otherwise **
|
|
** Others: None **
|
|
** **
|
|
***************************************************************************/
|
|
int nas_network_process_data(nas_user_t *user, int msg_id, const void *data)
|
|
{
|
|
LOG_FUNC_IN;
|
|
|
|
const as_message_t *msg = (as_message_t *)(data);
|
|
int rc = RETURNok;
|
|
|
|
/* Sanity check */
|
|
if (msg_id != msg->msgID) {
|
|
LOG_TRACE(ERROR, "NET-MAIN - Message identifier 0x%x to process "
|
|
"is different from that of the network data (0x%x)",
|
|
msg_id, msg->msgID);
|
|
LOG_FUNC_RETURN (RETURNerror);
|
|
}
|
|
|
|
switch (msg_id) {
|
|
|
|
case AS_BROADCAST_INFO_IND:
|
|
break;
|
|
|
|
case AS_CELL_INFO_CNF: {
|
|
/* Received cell information confirm */
|
|
/* remove using pointers to fiels of the packed structure msg as it
|
|
* triggers warnings with gcc version 9 */
|
|
const cell_info_cnf_t info = msg->msg.cell_info_cnf;
|
|
int cell_found = (info.errCode == AS_SUCCESS);
|
|
rc = nas_proc_cell_info(user, cell_found, info.tac, info.cellID, info.rat, info.rsrp, info.rsrq);
|
|
break;
|
|
}
|
|
|
|
case AS_CELL_INFO_IND:
|
|
break;
|
|
|
|
case AS_PAGING_IND:
|
|
break;
|
|
|
|
case AS_NAS_ESTABLISH_CNF: {
|
|
/* Received NAS signalling connection establishment confirm */
|
|
const nas_establish_cnf_t confirm = msg->msg.nas_establish_cnf;
|
|
|
|
if ( (confirm.errCode == AS_SUCCESS) ||
|
|
(confirm.errCode == AS_TERMINATED_NAS) ) {
|
|
rc = nas_proc_establish_cnf(user, confirm.nasMsg.nas_data, confirm.nasMsg.length);
|
|
} else {
|
|
LOG_TRACE(WARNING, "NET-MAIN - "
|
|
"Initial NAS message not delivered");
|
|
rc = nas_proc_establish_rej(user);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case AS_NAS_RELEASE_IND:
|
|
/* Received NAS signalling connection release indication */
|
|
rc = nas_proc_release_ind(user, msg->msg.nas_release_ind.cause);
|
|
break;
|
|
|
|
case AS_UL_INFO_TRANSFER_CNF:
|
|
|
|
/* Received uplink data transfer confirm */
|
|
if (msg->msg.ul_info_transfer_cnf.errCode != AS_SUCCESS) {
|
|
LOG_TRACE(WARNING, "NET-MAIN - "
|
|
"Uplink NAS message not delivered");
|
|
rc = nas_proc_ul_transfer_rej(user);
|
|
} else {
|
|
rc = nas_proc_ul_transfer_cnf(user);
|
|
}
|
|
|
|
break;
|
|
|
|
case AS_DL_INFO_TRANSFER_IND: {
|
|
const dl_info_transfer_ind_t info = msg->msg.dl_info_transfer_ind;
|
|
/* Received downlink data transfer indication */
|
|
rc = nas_proc_dl_transfer_ind(user, info.nasMsg.nas_data, info.nasMsg.length);
|
|
break;
|
|
}
|
|
|
|
case AS_RAB_ESTABLISH_IND:
|
|
break;
|
|
|
|
case AS_RAB_RELEASE_IND:
|
|
break;
|
|
|
|
default:
|
|
LOG_TRACE(ERROR, "NET-MAIN - Unexpected AS message type: 0x%x",
|
|
msg_id);
|
|
rc = RETURNerror;
|
|
break;
|
|
}
|
|
|
|
LOG_FUNC_RETURN (rc);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/********************* L O C A L F U N C T I O N S *********************/
|
|
/****************************************************************************/
|
|
|