/*
 * keyDeriveAes.h
 *
 * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.      
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 *    notice, this list of conditions and the following disclaimer in    
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 *    distribution.                                                      
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 *    contributors may be used to endorse or promote products derived    
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/** \file keyDeriveAes.h
 *  \brief AES key derivation API
 *
 *  \see keyDeriveAes.c
 */

/****************************************************************************
 *                                                                          *
 *   MODULE:	AES encryption key derivation                               *
 *   PURPOSE:   AES encryption key derivation API                           *
 *                                                                          *
 ****************************************************************************/

#ifndef _KEY_DERIVE_AES_H
#define _KEY_DERIVE_AES_H

#include "rsnApi.h"
#include "keyTypes.h"

#include "keyDerive.h"

#define DERIVE_AES_KEY_LEN 16   /* 128 bit key  */


typedef struct
{
    TI_UINT8   macAddress[MAC_ADDR_LEN];
    TI_UINT8   keyRSC[KEY_RSC_LEN]; 
    TI_UINT8   encKey[DERIVE_AES_KEY_LEN];
} keyMaterialAes_t;

/* AES key derivation init function. */
TI_STATUS keyDeriveAes_config(struct _keyDerive_t *pKeyDerive);

TI_STATUS keyDeriveAes_derive(struct _keyDerive_t *pKeyDerive, encodedKeyMaterial_t *pEncodedKey);
TI_STATUS keyDeriveAes_remove(struct _keyDerive_t *pKeyDerive, encodedKeyMaterial_t *pEncodedKey);

#endif /*  _KEY_DERIVE_AES_H  */