/* ----------------------------------------------------------------------------
 *         SAM Software Package License 
 * ----------------------------------------------------------------------------
 * Copyright (c) 2011, Atmel Corporation
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Atmel's name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
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 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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 */

//------------------------------------------------------------------------------
/** \page
 *
 *  \section Purpose
 *
 *  Definition of methods for ISO7816 driver.
 *
 *  \section Usage
 *
 *  -# ISO7816_Init
 *  -# ISO7816_IccPowerOff
 *  -# ISO7816_XfrBlockTPDU_T0
 *  -# ISO7816_Escape
 *  -# ISO7816_RestartClock
 *  -# ISO7816_StopClock
 *  -# ISO7816_toAPDU
 *  -# ISO7816_Datablock_ATR
 *  -# ISO7816_SetDataRateandClockFrequency
 *  -# ISO7816_StatusReset
 *  -# ISO7816_cold_reset
 *  -# ISO7816_warm_reset
 *  -# ISO7816_Decode_ATR
 *----------------------------------------------------------------------------*/

#ifndef ISO7816_4_H
#define ISO7816_4_H

#include "chip.h"

/*------------------------------------------------------------------------------
 * Constants Definition
 *----------------------------------------------------------------------------*/

/** Size max of Answer To Reset */
#define ATR_SIZE_MAX            55

/** NULL byte to restart byte procedure */
#define ISO_NULL_VAL            0x60

/*------------------------------------------------------------------------------
 *         Exported functions
 *----------------------------------------------------------------------------*/
 
extern void ISO7816_Init( 
	Usart *pUsart, 
	uint32_t usartId , 
	const Pin pPinIso7816RstMC );

extern void ISO7816_IccPowerOff( void );

extern uint16_t ISO7816_XfrBlockTPDU_T0(
	const uint8_t *pAPDU,
	uint8_t *pMessage,
	uint16_t wLength );

extern void ISO7816_Escape( void );

extern void ISO7816_RestartClock( void);

extern void ISO7816_StopClock( void );

extern void ISO7816_toAPDU( void );

extern void ISO7816_Datablock_ATR( 
	uint8_t* pAtr, 
	uint8_t* pLength );

extern void ISO7816_SetDataRateandClockFrequency( 
	uint32_t dwClockFrequency, 
	uint32_t dwDataRate );

extern uint8_t ISO7816_StatusReset( void );

extern void ISO7816_cold_reset( void );

extern void ISO7816_warm_reset( void );

extern void ISO7816_Decode_ATR( uint8_t* pAtr );

#endif /* ISO7816_4_H */