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openairinterface5g/openair3/NAS/COMMON/EMM/MSG/NASSecurityModeCommand.h
Robert Schmidt 8107939f08 Change OAI license to CSSL v1.0 (and others)
- 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.
2026-03-27 16:36:37 +01:00

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/*
* SPDX-License-Identifier: LicenseRef-CSSL-1.0
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "ProtocolDiscriminator.h"
#include "SecurityHeaderType.h"
#include "MessageType.h"
#include "NasSecurityAlgorithms.h"
#include "NasKeySetIdentifier.h"
#include "UeSecurityCapability.h"
#include "ImeisvRequest.h"
#include "Nonce.h"
#ifndef NAS_SECURITY_MODE_COMMAND_H_
#define NAS_SECURITY_MODE_COMMAND_H_
/* Minimum length macro. Formed by minimum length of each mandatory field */
#define SECURITY_MODE_COMMAND_MINIMUM_LENGTH ( \
NAS_SECURITY_ALGORITHMS_MINIMUM_LENGTH + \
NAS_KEY_SET_IDENTIFIER_MINIMUM_LENGTH + \
UE_SECURITY_CAPABILITY_MINIMUM_LENGTH )
/* Maximum length macro. Formed by maximum length of each field */
#define SECURITY_MODE_COMMAND_MAXIMUM_LENGTH ( \
NAS_SECURITY_ALGORITHMS_MAXIMUM_LENGTH + \
NAS_KEY_SET_IDENTIFIER_MAXIMUM_LENGTH + \
UE_SECURITY_CAPABILITY_MAXIMUM_LENGTH + \
IMEISV_REQUEST_MAXIMUM_LENGTH + \
NONCE_MAXIMUM_LENGTH + \
NONCE_MAXIMUM_LENGTH )
/* If an optional value is present and should be encoded, the corresponding
* Bit mask should be set to 1.
*/
# define SECURITY_MODE_COMMAND_IMEISV_REQUEST_PRESENT (1<<0)
# define SECURITY_MODE_COMMAND_REPLAYED_NONCEUE_PRESENT (1<<1)
# define SECURITY_MODE_COMMAND_NONCEMME_PRESENT (1<<2)
typedef enum security_mode_command_iei_tag {
SECURITY_MODE_COMMAND_IMEISV_REQUEST_IEI = 0xC0, /* 0xC0 = 192 */
SECURITY_MODE_COMMAND_REPLAYED_NONCEUE_IEI = 0x55, /* 0x55 = 85 */
SECURITY_MODE_COMMAND_NONCEMME_IEI = 0x56, /* 0x56 = 86 */
} security_mode_command_iei;
/*
* Message name: Security mode command
* Description: This message is sent by the network to the UE to establish NAS signalling security. See table 8.2.20.1.
* Significance: dual
* Direction: network to UE
*/
typedef struct security_mode_command_msg_tag {
/* Mandatory fields */
ProtocolDiscriminator protocoldiscriminator:4;
SecurityHeaderType securityheadertype:4;
MessageType messagetype;
NasSecurityAlgorithms selectednassecurityalgorithms;
NasKeySetIdentifier naskeysetidentifier;
UeSecurityCapability replayeduesecuritycapabilities;
/* Optional fields */
uint32_t presencemask;
ImeisvRequest imeisvrequest;
Nonce replayednonceue;
Nonce noncemme;
} security_mode_command_msg;
int decode_security_mode_command(security_mode_command_msg *securitymodecommand, uint8_t *buffer, uint32_t len);
int encode_security_mode_command(security_mode_command_msg *securitymodecommand, uint8_t *buffer, uint32_t len);
#endif /* ! defined(NAS_SECURITY_MODE_COMMAND_H_) */