// ---------------------------------------------------------------------------
// Name:      actISCardAccess.h
// Product:   cv act library
// Purpose:   The class ISCardAccess manages the operations with the smartcards and readers
//
// Copyright: (c) 2002 cv cryptovision GmbH
//            all rights reserved
// Licence:   The conditions for the use of this software are regulated 
//            in the cv act library licence agreement.
//
// Autor:	  Dr. Xiangdong Wang (XWG)
// Date:	  03/21/2002
// ---------------------------------------------------------------------------

#ifndef ACT_ISCardAccess_h
#define ACT_ISCardAccess_h

#include "actBlob.h"
#include "actIRefCounted.h"
#include "actISynchronize.h"

namespace act
{
	class SyncObject;

	const ushort RESPONSE_MAXLEN	= 2048;

	enum  ReturnCode
	{
		APDU_RESPONSE_MASK			= 0xffff,

		APDU_OK						= 0x9000,
		APDU_OK1					= 0x9001,

		// error codes defined in ISO7816-4
		APDU_STATE_UNCHANGED		= 0x6200,
		APDU_RETURN_CORRUPTED		= 0x6281,
		APDU_END_REACHED			= 0x6282,
		APDU_SELECTFILE_INVALID		= 0x6283,
		APDU_FCI_FORMAT				= 0x6284,

		APDU_AUTHEN_FAILED			= 0x6300,
		APDU_RETRY_COUNTER			= 0x63C0,
		APDU_FILE_FILLED_UP			= 0x6381,

		APDU_STATE_UNCHANGED2		= 0x6400,

		APDU_STATE_CHANGED			= 0x6500,
		APDU_MEMORY_FAILURE			= 0x6581,

		APDU_SECURITY_ERROR			= 0x6600,	// not defined in ISO7816

		APDU_WRONG_LEN				= 0x6700,

		APDU_NO_CLA_FUNCTION		= 0x6800,
		APDU_NO_LOGICAL_CHANNEL		= 0x6881,
		APDU_NO_SM					= 0x6882,

		APDU_CMD_NOT_ALLOWED		= 0x6900,
		APDU_CMD_INCOMPATIBLE		= 0x6981,
		APDU_SECURITY_STATE			= 0x6982,
		APDU_AUTHEN_BLOCKED			= 0x6983,
		APDU_REF_DATA_INVALID		= 0x6984,
		APDU_NO_CONDITION			= 0x6985,
		APDU_CMD_EF_NOT_ALLOWED		= 0x6986,
		APDU_SM_DATA_MISSING		= 0x6987,
		APDU_SM_DATA_INCORRECT		= 0x6988,

		APDU_WRONG_PARAMETER		= 0x6A00,
		APDU_WRONG_DATA				= 0x6A80,
		APDU_FUNCTION_NOT_SUPPORTED	= 0x6A81,
		APDU_FILE_NOT_FOUND			= 0x6A82,
		APDU_RECORD_NOT_FOUND		= 0x6A83,
		APDU_NOT_ENOUGH_MEMORY		= 0x6A84,
		APDU_LC_TLV_INCONSISTENT	= 0x6A85,
		APDU_INVALID_P1P2			= 0x6A86,
		APDU_LC_P1P2_INCONSISTENT	= 0x6A87,
		APDU_REF_DATA_NOT_FOUND		= 0x6A88,
		APDU_FILE_ALREADY_EXISTS	= 0x6A89,

		APDU_WRONG_PARAMETER2		= 0x6B00,

		APDU_WRONG_LE				= 0x6C00,

		APDU_INS_INVALID			= 0x6D00,

		APDU_CLA_INVALID			= 0x6E00,

		APDU_TECHNICAL_ERROR		= 0x6F00,


		// other error codes depend on card OS
		APDU_NO_ICC					= 0x64A1,
		APDU_PROTOCOL_ERROR			= 0x64A8,
		
		APDU_NO_AC_RIGHT			= 0x6982,
		APDU_PIN_LOCKED				= 0x6983,
		APDU_PIN_FORMAT_ERROR		= 0x6984,

		APDU_OBJECT_NOT_FOUND		= 0x6A88,

		APDU_KEYGEN_FAILED			= 0x6F83, // ACOS


		// JavaCardOS
		APDU_MORE_DATA_AVAILABLE	 = 0x6310,	
		APDU_APPLET_SELECTION_FAILED = 0x6999,
		APDU_PIN_FAILED 			 = 0x69C0,
		APDU_ASSERT					 = 0x6FFF,
		APDU_ASSERT_NOTRANSACTION	 = 0x6FFE,
	};

	enum ProtocolType
	{
		PROTOCOL_UNDEFINED			= 0x00000,	// There is no active protocol.
		PROTOCOL_T0					= 0x00001,	// T=0 is the active protocol.
		PROTOCOL_T1					= 0x00002,	// T=1 is the active protocol.
		PROTOCOL_RAW				= 0x10000	// Raw is the active protocol.
	};

	enum DispositionType
	{
		LEAVE_CARD					= 0,		// Don't do anything special. 
		RESET_CARD					= 1,		// Reset the card. 
		UNPOWER_CARD				= 2,		// Power down the card. 
		EJECT_CARD					= 3			// Eject the card.
	};

	inline bool APDUSUCCESS(word sw1sw2)
	{
		return sw1sw2 == act::APDU_OK
			|| sw1sw2 == act::APDU_OK1;
	}

	// extract
	template<typename ExceptionT>
	inline word apdu_response(const ExceptionT& e)
	{
		return word(e.code() & APDU_RESPONSE_MASK);
	}

	// LengthInfo
	struct  LengthInfo;
	typedef LengthInfo VerifyInfo;

	class ISlot;
	class ISCardSM;

	// ---------------------------------------------------------------------------
	class ISCardAccess
		: public IRefCounted
		, public ISynchronize
	{
	public:
		virtual ~ISCardAccess()
		{ }

		virtual long GetProtocol() const = 0;
		virtual void SetProtocol(long protocol) = 0;

		virtual ulong GetTimeout() const = 0;
		virtual bool SetTimeout(ulong timeout_msec) = 0;

		virtual void Open() = 0;
		virtual void Close() = 0;
		virtual void ResetCard() = 0;
		virtual long CancelCardOperation() = 0;

		virtual void BeginTransaction() = 0;
		virtual void EndTransaction(DispositionType disposition = LEAVE_CARD) = 0;
		virtual ulong GetTransactionDepth() const = 0;

		virtual const ISlot* GetSlot() const = 0;

		virtual word SendCard(const Blob& cmd, Blob& response, ushort response_len = RESPONSE_MAXLEN) = 0;

		virtual Blob GetResponse() const = 0;
		virtual Blob& GetResponse(Blob& response) const = 0;
		
		virtual word Send(const Blob& cmd) = 0;
		virtual word Send(const Blob& header, const Blob& data) = 0;
		virtual word Send(const Blob& header, const Blob& data, byte le) = 0;

		// Extended APDU
		virtual word SendX(const Blob& header, const Blob& data) = 0;
		virtual word SendX(const Blob& header, const Blob& data, ushort le) = 0;

		// Secure Pin Entry
		virtual word SendVerifyToReader(const Blob& apdu, const VerifyInfo& info) = 0;

		// Secure Messaging
		virtual ISCardSM* GetSM() const = 0;
		virtual void SetSM(ISCardSM* sm) = 0;
	};

} // namespace act

#endif	// ACT_ISCardAccess_h