445   def SetSocketMark(self, s, netid):  argument
448     s.setsockopt(SOL_SOCKET, net_test.SO_MARK, netid)
450   def GetSocketMark(self, s):  argument
451     return s.getsockopt(SOL_SOCKET, net_test.SO_MARK)
453   def ClearSocketMark(self, s):  argument
454     self.SetSocketMark(s, 0)
456   def BindToDevice(self, s, iface):  argument
459     s.setsockopt(SOL_SOCKET, SO_BINDTODEVICE, iface)
461   def SetUnicastInterface(self, s, ifindex):  argument
467     s.setsockopt(net_test.SOL_IP, IP_UNICAST_IF, ifindex)
468     if s.family == AF_INET6:
469       s.setsockopt(net_test.SOL_IPV6, IPV6_UNICAST_IF, ifindex)
485   def SelectInterface(self, s, netid, mode):  argument
487       os.fchown(s.fileno(), self.UidForNetid(netid), -1)
489       self.SetSocketMark(s, netid)
492       self.BindToDevice(s, iface)
494       self.SetUnicastInterface(s, self.ifindices.get(netid, 0))
500     s = constructor(self.GetProtocolFamily(version))
503       self.SelectInterface(s, netid, routing_mode)
505       os.fchown(s.fileno(), self.UidForNetid(netid), -1)
507     return s
522   def SendOnNetid(self, version, s, dstaddr, dstport, netid, payload, cmsgs):  argument
529     csocket.Sendmsg(s, (dstaddr, dstport), payload, cmsgs, csocket.MSG_CONFIRM)