def EthDecoder1(hdr,data):
eth = EthDecoder().decode(data)
sdsReq = eth.child()
str1 = sdsReq.__str__()
print len(str1)
print str1
print "1 "+str1[5:9]+" 2 "+str1[10:14]
ver = str1[5:7]
typ = str1[7:9]
rlen = str1[10:14]
tid1 = (str1[15:17], str1[17:19], str1[20:22], str1[22:24])
tid = tuple(int('0x'+i, 16) for i in tid1)
sid1 = str1[25:29]+str1[30:34]+str1[35:39]+ str1[40:44]+str1[65:69] #sid in hex
sid4 = tuple(re.findall('..', sid1))
sid2 = tuple(chr(int('0x'+i, 16)) for i in sid4) #hex->char
sid3 = ''.join(sid2) #stringified
sid = tuple(int('0x'+i, 16) for i in sid4) #hex->dec
print ver, typ, rlen, tid, sid1, sid4, sid
role = int(str1[70:74],16)
print eth.get_ether_shost()
ep = smp_ep()
ep.serviceID = sid3
ep.r = role
res = directory_smp(ep)
print res
ethAddr = res[0]
port = res[1]
ttl = res[2]
sdsResp1 = SDSResponse()
sdsResp1.set_tid(tid)
sdsResp1.set_sid(sid)
sdsResp1.set_role(role)
sdsResp1.set_ethAddress(ethAddr)
sdsResp1.set_ttl(ttl)
sdsResp1.set_port(port)
ethResp = ImpactPacket.Ethernet()
ethResp.set_ether_type(eth.get_ether_type())
ethResp.set_ether_shost(eth.get_ether_dhost())
ethResp.set_ether_dhost(eth.get_ether_shost())
ethResp.contains(sdsResp1)
s1 = socket.socket(socket.PF_PACKET, socket.SOCK_RAW, socket.htons(ETH_SDS_TYPE))
s1.bind(("eth0",0))
s1.send(ethResp.get_packet())
