route.py 文件源码

def get_if_bcast(self, iff):
        for net, msk, gw, iface, addr in self.routes:
            if (iff == iface and net != 0L):
                bcast = atol(addr)|(~msk&0xffffffffL); # FIXME: check error in atol()
                return ltoa(bcast);
        warning("No broadcast address found for iface %s\n" % iff);