def add_ipv4_address(self, ipv4_address):
"""
Add the specified IPv4 address to the list of addresses to scan.
:param ipv4_address: The IPv4 address to scan.
:return: None
"""
ValidationHelper.validate_ipv4_address(ipv4_address)
self._ipv4_addresses.add(ipv4_address)
def add_ipv4_range(self, start=None, end=None):
"""
Add the specified IPv4 address range to the list of addresses to scan.
:param start: The start of the IPv4 address range.
:param end: The end of the IPv4 address range.
:return: None
"""
ValidationHelper.validate_ipv4_address(start)
ValidationHelper.validate_ipv4_address(end)
start_addr = IPAddress(start)
end_addr = IPAddress(end)
if end_addr <= start_addr:
raise ValueError(
"NmapScanner.add_ipv4_range received an end value (%s) less than its start value (%s)."
% (end, start))
self._ipv4_ranges.add((start, end))