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November 19, 2016 14:12
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| #!/usr/bin/env python | |
| def ip2int(ip): | |
| (f,s,t,l)=ip.split('.') | |
| return (int(f)*16777216)+(int(s)*65536)+(int(t)*256)+int(l) | |
| def ipInNet(ip, network, masklength): | |
| mask = 0xFFFFFFFF << (32 - int(masklength)) | |
| if (ip2int(ip) & mask) == (ip2int(network) & mask): | |
| return True | |
| else: | |
| return False | |
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