IPアドレスがCIDRの範囲に含まれるか計算する
import socket,struct
in_cidr = lambda ip, network, cidr: struct.unpack("!L", socket.inet_aton(ip))[0] & ~((1 << (32 - cidr)) - 1) == struct.unpack("!L", socket.inet_aton(network))[0]
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Comments (0)日々勉強
import socket,struct
in_cidr = lambda ip, network, cidr: struct.unpack("!L", socket.inet_aton(ip))[0] & ~((1 << (32 - cidr)) - 1) == struct.unpack("!L", socket.inet_aton(network))[0]
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