gauthier
7b5431a62c
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7886 818b1a75-f10b-46b9-bf7c-635c3b92a50f
112 lines
4.9 KiB
C
112 lines
4.9 KiB
C
/*
|
|
* Copyright (c) 2015, EURECOM (www.eurecom.fr)
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
|
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* The views and conclusions contained in the software and documentation are those
|
|
* of the authors and should not be interpreted as representing official policies,
|
|
* either expressed or implied, of the FreeBSD Project.
|
|
*/
|
|
/*****************************************************************************
|
|
Source securityDef.h
|
|
|
|
Version 0.1
|
|
|
|
Date 2013/05/02
|
|
|
|
Product NAS stack
|
|
|
|
Subsystem include
|
|
|
|
Author Frederic Maurel
|
|
|
|
Description Contains global security definitions
|
|
|
|
*****************************************************************************/
|
|
#ifndef __SECURITYDEF_H__
|
|
#define __SECURITYDEF_H__
|
|
|
|
/****************************************************************************/
|
|
/********************* G L O B A L C O N S T A N T S *******************/
|
|
/****************************************************************************/
|
|
|
|
/*
|
|
* Index of the first byte of each fields of the AUTN parameter
|
|
*/
|
|
#define AUTH_SQN_INDEX 0
|
|
#define AUTH_AMF_INDEX (AUTH_SQN_INDEX + AUTH_SQN_SIZE)
|
|
#define AUTH_MAC_INDEX (AUTH_AMF_INDEX + AUTH_AMF_SIZE)
|
|
|
|
/*
|
|
* Size of the authentication challenge parameters in bytes
|
|
*/
|
|
#define AUTH_SQN_SIZE 6 /* Sequence number: 48 bits */
|
|
#define AUTH_AK_SIZE 6 /* Anonymity key: 48 bits */
|
|
#define AUTH_AMF_SIZE 2 /* Authentication Management Field: 16 bits */
|
|
#define AUTH_MAC_SIZE 8 /* Message Authentication Code: 64 bits */
|
|
#define AUTH_AUTN_SIZE 16 /* Authentication token: 128 bits
|
|
AUTN = (SQN ⊕ AK) || AMF || MAC */
|
|
#define AUTH_MACS_SIZE 8 /* Re-synchronization MAC: 64 bits */
|
|
#define AUTH_AUTS_SIZE 16 /* Re-synchronization AUT: 128 bits */
|
|
#define AUTH_RAND_SIZE 16 /* Random challenge: 128 bits */
|
|
#define AUTH_CK_SIZE 16 /* Ciphering key: 128 bits */
|
|
#define AUTH_IK_SIZE 16 /* Integrity key: 128 bits */
|
|
#define AUTH_RES_SIZE 16 /* Authentication response: 128 bits */
|
|
#define AUTH_SNID_SIZE 3 /* Serving network's identity: 24 bits */
|
|
#define AUTH_KASME_SIZE 32 /* KASME security key: 256 bits */
|
|
#define AUTH_KNAS_INT_SIZE 16 /* NAS integrity key */
|
|
#define AUTH_KNAS_ENC_SIZE 16 /* NAS cyphering key */
|
|
#define AUTH_KENB_SIZE AUTH_KASME_SIZE /* eNodeB security key */
|
|
|
|
/* "Separation bit" of AMF field */
|
|
#define AUTH_AMF_SEPARATION_BIT(a) ((a) & 0x80)
|
|
|
|
/****************************************************************************/
|
|
/************************ G L O B A L T Y P E S ************************/
|
|
/****************************************************************************/
|
|
|
|
/*
|
|
* EPS authentication vector
|
|
*/
|
|
typedef struct {
|
|
/* ASME security key */
|
|
uint8_t kasme[AUTH_KASME_SIZE];
|
|
/* Random challenge parameter */
|
|
uint8_t rand[AUTH_RAND_SIZE];
|
|
/* Authentication token parameter */
|
|
uint8_t autn[AUTH_AUTN_SIZE];
|
|
/* Expected Authentication response parameter */
|
|
#define AUTH_XRES_SIZE AUTH_RES_SIZE
|
|
uint8_t xres_size;
|
|
uint8_t xres[AUTH_XRES_SIZE];
|
|
} auth_vector_t;
|
|
|
|
/****************************************************************************/
|
|
/******************** G L O B A L V A R I A B L E S ********************/
|
|
/****************************************************************************/
|
|
|
|
/****************************************************************************/
|
|
/****************** E X P O R T E D F U N C T I O N S ******************/
|
|
/****************************************************************************/
|
|
|
|
#endif /* __SECURITYDEF_H__*/
|