Source Code for Module pygeoip.util

 1  """
 
 2  Misc. utility functions. It is part of the pygeoip package.
 
 3  
 
 4  @author: Jennifer Ennis <zaylea at gmail dot com>
 
 5  
 
 6  @license:
 
 7  Copyright(C) 2004 MaxMind LLC
 
 8  
 
 9  This program is free software: you can redistribute it and/or modify
 
10  it under the terms of the GNU Lesser General Public License as published by
 
11  the Free Software Foundation, either version 3 of the License, or
 
12  (at your option) any later version.
 
13  
 
14  This program is distributed in the hope that it will be useful,
 
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
17  GNU General Public License for more details.
 
18  
 
19  You should have received a copy of the GNU Lesser General Public License
 
20  along with this program.  If not, see <http://www.gnu.org/licenses/lgpl.txt>.
 
21  """ 
22  
 
23 -def ip2long(ip): 
24      """
 
25      Convert a IPv4 address into a 32-bit integer.
 
26      
 
27      @param ip: quad-dotted IPv4 address
 
28      @type ip: str
 
29      @return: network byte order 32-bit integer
 
30      @rtype: int
 
31      """ 
32      ip_array = ip.split('.') 
33      ip_long = long(ip_array[0]) * 16777216 + long(ip_array[1]) * 65536 + long(ip_array[2]) * 256 + long(ip_array[3]) 
34      return ip_long 
35