pyecsca.sca.target.ISO7816 module
Provides classes for working with ISO7816-4 APDUs and an abstract base class for an ISO7816-4 based target.
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exception CardConnectionException[source]
Bases: Exception
Card could not be connected.
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add_note()[source]
Exception.add_note(note) –
add a note to the exception
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args[source]
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with_traceback()[source]
Exception.with_traceback(tb) –
set self.__traceback__ to tb and return self.
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class CardProtocol(value, names=None, *, module=None, qualname=None, type=None, start=1, boundary=None)[source]
Bases: IntEnum
Card protocol to use/negotiate.
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T0 = 0[source]
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T1 = 1[source]
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class CommandAPDU(cls, ins, p1, p2, data=None, ne=None)[source]
Bases: object
Command APDU that can be sent to an ISO7816-4 target.
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cls:
int[source]
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ins:
int[source]
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p1:
int[source]
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p2:
int[source]
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data:
Optional[bytes] = None[source]
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ne:
Optional[int] = None[source]
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class ResponseAPDU(data, sw)[source]
Bases: object
Response APDU that can be received from an ISO7816-4 target.
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data:
bytes[source]
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sw:
int[source]
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class ISO7816Target[source]
Bases: Target, ABC
ISO7816-4 target.
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abstract connect(protocol=None)[source]
Connect to the card.
- Parameters:
protocol (Optional[CardProtocol]) – CardProtocol to use.
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abstract property atr: bytes[source]
Return the ATR (Answer To Reset) of the target.
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abstract select(aid)[source]
Select an applet with aid.
- Parameters:
aid (bytes) – The AID of the applet to select.
- Return type:
bool
- Returns:
Whether the selection was successful.
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abstract send_apdu(apdu)[source]
Send an APDU to the selected applet.
- Parameters:
apdu (CommandAPDU) – The APDU to send.
- Return type:
ResponseAPDU
- Returns:
The response.
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abstract disconnect()[source]
Disconnect from the target device.
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class ISO7816[source]
Bases: object
Bunch of ISO7816-4 constants (status words).
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SW_FILE_FULL = 27268[source]
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SW_UNKNOWN = 28416[source]
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SW_CLA_NOT_SUPPORTED = 28160[source]
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SW_INS_NOT_SUPPORTED = 27904[source]
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SW_CORRECT_LENGTH_00 = 27648[source]
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SW_WRONG_P1P2 = 27392[source]
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SW_INCORRECT_P1P2 = 27270[source]
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SW_RECORD_NOT_FOUND = 27267[source]
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SW_FILE_NOT_FOUND = 27266[source]
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SW_FUNC_NOT_SUPPORTED = 27265[source]
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SW_WRONG_DATA = 27264[source]
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SW_APPLET_SELECT_FAILED = 27033[source]
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SW_COMMAND_NOT_ALLOWED = 27014[source]
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SW_CONDITIONS_NOT_SATISFIED = 27013[source]
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SW_DATA_INVALID = 27012[source]
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SW_FILE_INVALID = 27011[source]
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SW_SECURITY_STATUS_NOT_SATISFIED = 27010[source]
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SW_WRONG_LENGTH = 26368[source]
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SW_BYTES_REMAINING_00 = 24832[source]
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SW_NO_ERROR = 36864[source]
