def doTransmit(self, bytes, protocol=None):
"""Transmit an apdu to the card and return response apdu.
bytes: command apdu to transmit (list of bytes)
protocol: the transmission protocol, from CardConnection.T0_protocol, CardConnection.T1_protocol,
or CardConnection.RAW_protocol
return: a tuple (response, sw1, sw2) where
sw1 is status word 1, e.g. 0x90
sw2 is status word 2, e.g. 0x1A
response are the response bytes excluding status words
"""
if None == protocol:
protocol = self.getProtocol()
CardConnection.doTransmit(self, bytes, protocol)
pcscprotocolheader = translateprotocolheader(protocol)
if 0 == pcscprotocolheader:
raise CardConnectionException('Invalid protocol in transmit: must be CardConnection.T0_protocol, CardConnection.T1_protocol, or CardConnection.RAW_protocol')
if None == self.hcard:
raise CardConnectionException('Card not connected')
hresult, response = SCardTransmit(self.hcard, pcscprotocolheader, bytes)
if hresult != 0:
raise CardConnectionException('Failed to transmit with protocol ' + dictProtocolHeader[pcscprotocolheader] + '. ' + SCardGetErrorMessage(hresult))
sw1 = (response[-2] + 256) % 256
sw2 = (response[-1] + 256) % 256
data = map(lambda x: (x + 256) % 256, response[:-2])
return data, sw1, sw2
def doTransmit(self, bytes, protocol=None):
"""Transmit an apdu to the card and return response apdu.
@param bytes: command apdu to transmit (list of bytes)
@param protocol: the transmission protocol, from
CardConnection.T0_protocol, CardConnection.T1_protocol, or
CardConnection.RAW_protocol
@return: a tuple (response, sw1, sw2) where
sw1 is status word 1, e.g. 0x90
sw2 is status word 2, e.g. 0x1A
response are the response bytes excluding status words
"""
if protocol is None:
protocol = self.getProtocol()
CardConnection.doTransmit(self, bytes, protocol)
pcscprotocolheader = translateprotocolheader(protocol)
if 0 == pcscprotocolheader:
raise CardConnectionException(
'Invalid protocol in transmit: must be ' + \
'CardConnection.T0_protocol, ' + \
'CardConnection.T1_protocol, or ' + \
'CardConnection.RAW_protocol')
if self.hcard is None:
raise CardConnectionException('Card not connected')
hresult, response = SCardTransmit(self.hcard, pcscprotocolheader,
bytes)
if hresult != 0:
raise CardConnectionException(
'Failed to transmit with protocol ' + \
dictProtocolHeader[pcscprotocolheader] + '. ' + \
SCardGetErrorMessage(hresult))
if len(response) < 2:
raise CardConnectionException('Card returned no valid response')
sw1 = (response[-2] + 256) % 256
sw2 = (response[-1] + 256) % 256
data = [(x + 256) % 256 for x in response[:-2]]
return list(data), sw1, sw2
def doTransmit(self, bytes, protocol=None):
"""Transmit an apdu to the card and return response apdu.
bytes: command apdu to transmit (list of bytes)
protocol: the transmission protocol, from CardConnection.T0_protocol, CardConnection.T1_protocol,
or CardConnection.RAW_protocol
return: a tuple (response, sw1, sw2) where
sw1 is status word 1, e.g. 0x90
sw2 is status word 2, e.g. 0x1A
response are the response bytes excluding status words
"""
if None == protocol:
protocol = self.getProtocol()
CardConnection.doTransmit(self, bytes, protocol)
pcscprotocolheader = translateprotocolheader(protocol)
if 0 == pcscprotocolheader:
raise CardConnectionException(
'Invalid protocol in transmit: must be CardConnection.T0_protocol, CardConnection.T1_protocol, or CardConnection.RAW_protocol'
)
if None == self.hcard:
raise CardConnectionException('Card not connected')
hresult, response = SCardTransmit(self.hcard, pcscprotocolheader,
bytes)
if hresult != 0:
raise CardConnectionException(
'Failed to transmit with protocol ' +
dictProtocolHeader[pcscprotocolheader] + '. ' +
SCardGetErrorMessage(hresult))
sw1 = (response[-2] + 256) % 256
sw2 = (response[-1] + 256) % 256
data = map(lambda x: (x + 256) % 256, response[:-2])
return data, sw1, sw2
