util.py 文件源码

def inet_pton(address_family, ip_string):
        if address_family == socket.AF_INET:
            return socket.inet_aton(ip_string)

        addr = sockaddr()
        addr.sa_family = address_family
        addr_size = ctypes.c_int(ctypes.sizeof(addr))

        if WSAStringToAddressA(
                ip_string,
                address_family,
                None,
                ctypes.byref(addr),
                ctypes.byref(addr_size)
        ) != 0:
            raise socket.error(ctypes.FormatError())

        if address_family == socket.AF_INET6:
            return ctypes.string_at(addr.ipv6_addr, 16)

        raise socket.error('unknown address family')