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eriwen/ip_to_hex.py

Created July 14, 2010 21:16
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IP Address to hex
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ip_to_hex.py
#!/usr/bin/env python
import sys, re
ip_regex = re.compile('(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})')
ip_match = ip_regex.match(sys.argv[1])
if (ip_match == None):
print 'Invalid address'
sys.exit(1)
hex_ip_addr = 0
for i in range(1,5):
hex_ip_addr += int(ip_match.group(i)) << (4-i)*8
print hex(hex_ip_addr).replace('0x', '').zfill(8).upper()
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