def readByType(self,packet):
if self.getStage() == BLEMitmStage.ACTIVE_MITM:
io.info("Read By Type Request (from master) : startHandle = "+hex(packet.startHandle)+
" / endHandle = "+hex(packet.endHandle)+" / uuid = "+hex(packet.uuid))
io.info("Redirecting to slave ...")
self.a2sEmitter.sendp(ble.BLEReadByTypeRequest( startHandle=packet.startHandle,
endHandle=packet.endHandle,
uuid=packet.uuid))
def characteristicsDiscovery(self, startHandle=0x0001, endHandle=0xFFFF):
characteristicDeclarationUUID = ble.UUID(
name="Characteristic Declaration").UUID16
start, end, continuer = startHandle, endHandle, True
characteristics = []
while continuer:
request = ble.BLEReadByTypeRequest(
startHandle=start,
endHandle=end,
uuid=characteristicDeclarationUUID)
self.emitter.sendp(request)
p = self.receive([ble.BLEReadByTypeResponse, ble.BLEErrorResponse],
retry=request)
if isinstance(p, ble.BLEReadByTypeResponse):
for i in p.attributes:
characteristicDeclaration = ble.CharacteristicDeclaration(
data=i['value'][::-1])
characteristic = {
"declarationHandle": i["attributeHandle"],
"valueHandle": characteristicDeclaration.valueHandle,
"uuid": characteristicDeclaration.UUID,
"permissionsFlag":
characteristicDeclaration.permissionsFlag,
"value": b""
}
if "Read" in characteristicDeclaration.permissionsFlag:
request = ble.BLEReadRequest(
handle=characteristicDeclaration.valueHandle)
self.emitter.sendp(request)
p = self.receive(
[ble.BLEReadResponse, ble.BLEErrorResponse],
retry=request)
if isinstance(p, ble.BLEReadResponse):
characteristic["value"] = p.value
characteristics.append(characteristic)
start = i["attributeHandle"]
start = start + 1
continuer = (start <= 0xFFFF)
elif isinstance(p, ble.BLEErrorResponse):
continuer = False
else:
pass
return characteristics