46 def _GetIpLayer(version):  argument
47   return {4: scapy.IP, 5: scapy.IP, 6: scapy.IPv6}[version]
57 def UDP(version, srcaddr, dstaddr, sport=0):  argument
58   ip = _GetIpLayer(version)
62   return ("UDPv%d packet" % version,
66 def UDPWithOptions(version, srcaddr, dstaddr, sport=0, lifetime=39):  argument
67   if version == 4:
76   return ("UDPv%d packet with options" % version, packet)
78 def SYN(dport, version, srcaddr, dstaddr, sport=0, seq=-1):  argument
79   ip = _GetIpLayer(version)
90 def RST(version, srcaddr, dstaddr, packet):  argument
91   ip = _GetIpLayer(version)
101 def SYNACK(version, srcaddr, dstaddr, packet):  argument
102   ip = _GetIpLayer(version)
110 def ACK(version, srcaddr, dstaddr, packet, payload=""):  argument
111   ip = _GetIpLayer(version)
124 def FIN(version, srcaddr, dstaddr, packet):  argument
125   ip = _GetIpLayer(version)
135 def GRE(version, srcaddr, dstaddr, proto, packet):  argument
136   if version == 4:
143 def ICMPPortUnreachable(version, srcaddr, dstaddr, packet):  argument
144   if version == 4:
155 def ICMPPacketTooBig(version, srcaddr, dstaddr, packet):  argument
156   if version == 4:
172 def ICMPEcho(version, srcaddr, dstaddr):  argument
173   ip = _GetIpLayer(version)
174   icmp = {4: scapy.ICMP, 6: scapy.ICMPv6EchoRequest}[version]
178   return ("ICMPv%d echo" % version, packet)
180 def ICMPReply(version, srcaddr, dstaddr, packet):  argument
181   ip = _GetIpLayer(version)
184   icmp = {4: icmpv4_reply, 6: scapy.ICMPv6EchoReply}[version]
188   if version == 4 or net_test.LINUX_VERSION >= (3, 14):
190   return ("ICMPv%d echo reply" % version, packet)