def read(self, timeout):
self.log.debug("Reading from the socket some data (timeout = " + str(timeout))
result = bitarray(endian='big')
chars = []
try:
if timeout > 0:
ready = select.select([self.socket], [], [], timeout)
if ready[0]:
chars = self.socket.recv(4096)
else:
ready = select.select([self.socket], [], [])
self.log.debug("ready = " + str(ready[0]))
if ready[0]:
chars = self.socket.recv(4096)
except:
self.log.debug("Impossible to read from the network socket")
return None
if (len(chars) == 0):
return result
result = TypeConvertor.stringB2bin(chars)
self.log.debug("Received : {0}".format(TypeConvertor.bin2strhex(result)))
return result
def configureMemory(self):
"""Presets the meta-variables of the channel with specified values"""
self.varL4Protocol = DataVariable(
AbstractChannel.varID_L4_PROTOCOL,
AbstractChannel.varID_L4_PROTOCOL, True, True,
WordType(True, 0, 5),
TypeConvertor.stringB2bin(self.originalProtocol))
self.varBindIP = DataVariable(
AbstractChannel.varID_BIND_IP, AbstractChannel.varID_BIND_IP, True,
True, IPv4WordType(True, 7, 15),
TypeConvertor.stringB2bin(self.originalBindIp))
self.varBindPort = DataVariable(
AbstractChannel.varID_BIND_PORT, AbstractChannel.varID_BIND_PORT,
True, True, DecimalWordType(True, 0, 5),
TypeConvertor.stringB2bin(str(self.originalBindPort)))
self.varTargetIP = DataVariable(
AbstractChannel.varID_TARGET_IP, AbstractChannel.varID_TARGET_IP,
True, True, IPv4WordType(True),
TypeConvertor.stringB2bin(self.originalTargetIp))
self.varTargetPort = DataVariable(
AbstractChannel.varID_TARGET_PORT,
AbstractChannel.varID_TARGET_PORT, True, True,
DecimalWordType(True, 0, 5),
TypeConvertor.stringB2bin(str(self.originalTargetPort)))
self.memory.forget(self.varL4Protocol)
self.memory.memorize(self.varL4Protocol)
self.memory.forget(self.varBindIP)
self.memory.memorize(self.varBindIP)
self.memory.forget(self.varBindPort)
self.memory.memorize(self.varBindPort)
self.memory.forget(self.varTargetIP)
self.memory.memorize(self.varTargetIP)
self.memory.forget(self.varTargetPort)
self.memory.memorize(self.varTargetPort)
def str2bin(self, stri):
return TypeConvertor.stringB2bin(stri)
def guessValue(self):
"""guessValue:
Try to guess the pointed variable's value and give it to the current value.
"""
# The 'TEMP' value is explicit enough.
self.currentValue = TypeConvertor.stringB2bin("TEMP")
def guessValue(self):
"""guessValue:
Try to guess the pointed variable's value and give it to the current value.
"""
# The 'TEMP' value is explicit enough.
self.setCurrentValue(TypeConvertor.stringB2bin("TEMP"))
def configureMemory(self):
"""Presets the meta-variables of the channel with specified values"""
self.varL4Protocol = DataVariable(AbstractChannel.varID_L4_PROTOCOL, AbstractChannel.varID_L4_PROTOCOL, True, True, WordType(True, 0, 5), TypeConvertor.stringB2bin(self.originalProtocol))
self.varBindIP = DataVariable(AbstractChannel.varID_BIND_IP, AbstractChannel.varID_BIND_IP, True, True, IPv4WordType(True, 7, 15), TypeConvertor.stringB2bin(self.originalBindIp))
self.varBindPort = DataVariable(AbstractChannel.varID_BIND_PORT, AbstractChannel.varID_BIND_PORT, True, True, DecimalWordType(True, 0, 5), TypeConvertor.stringB2bin(str(self.originalBindPort)))
self.varTargetIP = DataVariable(AbstractChannel.varID_TARGET_IP, AbstractChannel.varID_TARGET_IP, True, True, IPv4WordType(True), TypeConvertor.stringB2bin(self.originalTargetIp))
self.varTargetPort = DataVariable(AbstractChannel.varID_TARGET_PORT, AbstractChannel.varID_TARGET_PORT, True, True, DecimalWordType(True, 0, 5), TypeConvertor.stringB2bin(str(self.originalTargetPort)))
self.memory.forget(self.varL4Protocol)
self.memory.memorize(self.varL4Protocol)
self.memory.forget(self.varBindIP)
self.memory.memorize(self.varBindIP)
self.memory.forget(self.varBindPort)
self.memory.memorize(self.varBindPort)
self.memory.forget(self.varTargetIP)
self.memory.memorize(self.varTargetIP)
self.memory.forget(self.varTargetPort)
self.memory.memorize(self.varTargetPort)
