def createSecurityLayer(self, mode: ParserMode, isVirtualChannel: bool) -> SecurityLayer:
"""
Create a security layer.
:param mode: the mode of the security layer (client or server)
:param isVirtualChannel: True if the security layer is for a virtual channel, False if it's for slow-path data.
"""
if self.useTLS:
layer = TLSSecurityLayer()
layer.securityHeaderExpected = not isVirtualChannel
return layer
else:
crypter = self.crypters[mode]
return SecurityLayer.create(self.securitySettings.encryptionMethod, crypter)
def createSecurityLayer(self):
encryptionMethod = self.serverData.security.encryptionMethod
if self.useTLS:
return TLSSecurityLayer()
else:
return SecurityLayer.create(encryptionMethod, self.crypter)