Package dns :: Module ipv4
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Source Code for Module dns.ipv4

 1  # Copyright (C) 2003-2007, 2009, 2010 Nominum, Inc. 
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15   
16  """IPv4 helper functions.""" 
17   
18  import socket 
19  import sys 
20   
21  if sys.hexversion < 0x02030000 or sys.platform == 'win32': 
22      # 
23      # Some versions of Python 2.2 have an inet_aton which rejects 
24      # the valid IP address '255.255.255.255'.  It appears this 
25      # problem is still present on the Win32 platform even in 2.3. 
26      # We'll work around the problem. 
27      # 
28 - def inet_aton(text):
29 if text == '255.255.255.255': 30 return '\xff' * 4 31 else: 32 return socket.inet_aton(text)
33 else: 34 inet_aton = socket.inet_aton 35 36 inet_ntoa = socket.inet_ntoa 37