def doGetAttrib(self, attribId):
"""get an attribute
attribId: Identifier for the attribute to get
return: response are the attribute byte array
"""
CardConnection.doGetAttrib(self, attribId)
hresult, response = SCardGetAttrib(self.hcard, attribId)
if hresult != 0:
raise SmartcardException('Failed to getAttrib ' +
SCardGetErrorMessage(hresult))
return response
def doControl(self, controlCode, bytes=[]):
"""Transmit a control command to the reader and return response.
controlCode: control command
bytes: command data to transmit (list of bytes)
return: response are the response bytes (if any)
"""
CardConnection.doControl(self, controlCode, bytes)
hresult, response = SCardControl(self.hcard, controlCode, bytes)
if hresult != 0:
raise SmartcardException('Failed to control ' +
SCardGetErrorMessage(hresult))
data = [(x + 256) % 256 for x in response]
return list(data)
def __checksyncbyte__(self):
"""Check validity of TS."""
if not 0x3b == self.bytes[0] and not 0x03f == self.bytes[0]:
raise SmartcardException("invalid TS 0x%-0.2x" % self.bytes[0])
def __init__(self):
SmartcardException.__init__(self,
'SCard$DefaultReaders cannot be deleted')
def __init__(self):
SmartcardException.__init__(self, 'Invalid reader group')
def __init__(self):
SmartcardException.__init__(
self, 'SCard$DefaultReaders cannot be deleted')
def __init__(self):
SmartcardException.__init__(self, 'Invalid reader group')
