def ip2host(self, ip):
"""Get reverse host name from an IP address, or None"""
if not ip.startswith(self.ip_prefix) or not ip_or_none(ip):
return None
nums = ip[len(self.ip_prefix):].split('.')
nums.reverse()
return '.'.join(nums)
def ip2host(self, ip):
"""Get reverse host name from an IP address, or None"""
if not ip.startswith(self.ip_prefix) or not ip_or_none(ip):
return None
nums = ip[len(self.ip_prefix):].split('.')
nums.reverse()
return '.'.join(nums)
def host2ip(self, host):
"""Get IP address for the given reversed host name
Return None if the result is not a valid IP address
"""
nums = host.split('.')
nums.reverse()
return ip_or_none(self.ip_prefix + '.'.join(nums))
def host2ip(self, host):
"""Get IP address for the given reversed host name
Return None if the result is not a valid IP address
"""
nums = host.split('.')
nums.reverse()
return ip_or_none(self.ip_prefix + '.'.join(nums))
