def setCiphering(self):
try:
self.initIso7816()
KSenc = hexRepToBin(self.customKencForm.get())
KSmac = hexRepToBin(self.customKmacForm.get())
ssc = hexRepToBin(self.customSscForm.get())
sm = securemessaging.SecureMessaging(KSenc, KSmac, ssc)
self._iso7816.setCiphering(sm)
self.writeToLog("CIPHERING SET:\n{0}".format(sm))
except Exception, msg:
tkMessageBox.showerror("Error: Set ciphering", str(msg))
def doBasicAccessControl(self):
"""
Execute the basic acces control protocol and set up the secure messaging.
@return: A True if the BAC execute correctly
@raise bacException: If an error occur during the process
@raise EPassportException: If the mrz is not initialized.
"""
if self._mrz == None:
raise EPassportException("The object must be initialized with the ePassport MRZ")
(KSenc, KSmac, ssc) = self._bac.authenticationAndEstablishmentOfSessionKeys(self._mrz)
sm = securemessaging.SecureMessaging(KSenc, KSmac, ssc)
sm.register(self._logFct)
return self._iso7816.setCiphering(sm)
def performBAC(self):
try:
if self.mrz.buildMRZ():
self.reset()
self.init()
basic_access_control = bac.BAC(self._iso7816)
(
KSenc, KSmac, ssc
) = basic_access_control.authenticationAndEstablishmentOfSessionKeys(
mrz.MRZ(self.mrz.buildMRZ()))
sm = securemessaging.SecureMessaging(KSenc, KSmac, ssc)
self._iso7816.setCiphering(sm)
self.writeToLog("CIPHERING SET:\n{0}".format(sm))
else:
tkMessageBox.showerror("Error: BAC",
"You have to set the proper MRZ first")
except Exception, msg:
tkMessageBox.showerror("Error: BAC", str(msg))