%ENIP Tests

+Syntax check
= Import the enip layer

from scapy.contrib.enipTCP import *
#from scapy.all import *

+ Test ENIP/TCP Encapsulation Header
= Encapsulation Header Default Values
pkt=ENIPTCP()
assert(pkt.commandId == None)
assert(pkt.length == 0)
assert(pkt.session == 0)
assert(pkt.status == None)
assert(pkt.senderContext == 0)
assert(pkt.options == 0)


+ ENIP List Services
= ENIP List Services Reply Command ID
pkt=ENIPTCP()
pkt.commandId=0x4
assert(pkt.commandId == 0x4)

= ENIP List Services Reply Default Values
pkt=pkt/ENIPListServicesReply()
assert(pkt[ENIPListServicesReply].itemCount == 0)

= ENIP List Services Reply Items Default Values
pkt=pkt/ENIPListServicesReplyItems()
assert(pkt[ENIPListServicesReplyItems].itemTypeCode == 0)
assert(pkt[ENIPListServicesReplyItems].itemLength == 0)
assert(pkt[ENIPListServicesReplyItems].version == 1)
assert(pkt[ENIPListServicesReplyItems].flag == 0)
assert(pkt[ENIPListServicesReplyItems].serviceName == None)


+ ENIP List Identity
= ENIP List Identity Reply Command ID
pkt=ENIPTCP()
pkt.commandId=0x63
assert(pkt.commandId == 0x63)

= ENIP List Identity Reply Default Values
pkt=pkt/ENIPListIdentityReply()
assert(pkt[ENIPListIdentityReply].itemCount == 0)

= ENIP List Identity Reply Items Default Values
pkt=pkt/ENIPListIdentityReplyItems()
assert(pkt[ENIPListIdentityReplyItems].itemTypeCode == 0)
assert(pkt[ENIPListIdentityReplyItems].itemLength == 0)
assert(pkt[ENIPListIdentityReplyItems].itemData == b'')


+ ENIP List Interfaces
= ENIP List Interfaces Reply Command ID
pkt=ENIPTCP()
pkt.commandId=0x64
assert(pkt.commandId == 0x64)

= ENIP List Interfaces Reply Default Values
pkt=pkt/ENIPListInterfacesReply()
assert(pkt[ENIPListInterfacesReply].itemCount == 0)

= ENIP List Interfaces Reply Items Default Values
pkt=pkt/ENIPListInterfacesReplyItems()
assert(pkt[ENIPListInterfacesReplyItems].itemTypeCode == 0)
assert(pkt[ENIPListInterfacesReplyItems].itemLength == 0)
assert(pkt[ENIPListInterfacesReplyItems].itemData == b'')

+ ENIP Register Session
= ENIP Register Session Command ID
pkt=ENIPTCP()
pkt.commandId=0x65
assert(pkt.commandId == 0x65)

= ENIP Register Session Default Values
pkt=pkt/ENIPRegisterSession()
assert(pkt[ENIPRegisterSession].protocolVersion == 1)
assert(pkt[ENIPRegisterSession].options == 0)

= ENIP Register Session Request
registerSessionReqPkt = b'\x65\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00'


pkt = ENIPTCP(registerSessionReqPkt)
assert(pkt.commandId == 0x65)
assert(pkt.length == 4)
assert(pkt.session == 0)
assert(pkt.status == 0)
assert(pkt.senderContext == 0)
assert(pkt.options == 0)
assert(pkt[ENIPRegisterSession].protocolVersion == 1)
assert(pkt[ENIPRegisterSession].options == 0)

= ENIP Register Session Reply
registerSessionRepPkt = b'\x65\x00\x04\x00\x7b\x9a\x4e\xa1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00'

pkt = ENIPTCP(registerSessionRepPkt)
assert(pkt.commandId == 0x65)
assert(pkt.length == 4)
assert(pkt.session == 0xa14e9a7b)
assert(pkt.status == 0)
assert(pkt.senderContext == 0)
assert(pkt.options == 0)
assert(pkt[ENIPRegisterSession].protocolVersion == 1)
assert(pkt[ENIPRegisterSession].options == 0)


+ ENIP Send RR Data
= ENIP Send RR Data Command ID
pkt=ENIPTCP()
pkt.commandId=0x6f
assert(pkt.commandId == 0x6f)

= ENIP Send RR Data Default Values
pkt=pkt/ENIPSendRRData()
assert(pkt[ENIPSendRRData].interfaceHandle == 0)
assert(pkt[ENIPSendRRData].timeout == 0)
assert(pkt[ENIPSendRRData].encapsulatedPacket == None)

= ENIP Send RR Data Request
sendRRDataReqPkt = b'\x6f\x00\x3e\x00\x7b\x9a\x4e\xa1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\xb2\x00\x2e\x00'
pkt = ENIPTCP(sendRRDataReqPkt)
assert(pkt.commandId == 0x6f)
assert(pkt.length == 62)
assert(pkt.session == 0xa14e9a7b)
assert(pkt.status == 0)
assert(pkt.senderContext == 0)
assert(pkt.options == 0)
assert(pkt[ENIPSendRRData].interfaceHandle == 0)
assert(pkt[ENIPSendRRData].timeout == 0)
assert(pkt[EncapsulatedPacket].itemCount == 2)


= ENIP Send RR Data Reply
sendRRDataRepPkt = b'\x6f\x00\x2e\x00\x7b\x9a\x4e\xa1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x02\x00\x00\x00\x00\x00\xb2\x00\x1e\x00'

pkt = ENIPTCP(sendRRDataRepPkt)
assert(pkt.commandId == 0x6f)
assert(pkt.length == 46)
assert(pkt.session == 0xa14e9a7b)
assert(pkt.status == 0)
assert(pkt.senderContext == 0)
assert(pkt.options == 0)
assert(pkt[ENIPSendRRData].interfaceHandle == 0)
assert(pkt[ENIPSendRRData].timeout == 1024)
assert(pkt[EncapsulatedPacket].item[0].typeId == 0)
assert(pkt[EncapsulatedPacket].item[0].length == 0)
assert(pkt[EncapsulatedPacket].item[1].typeId == 0x00b2)
assert(pkt[EncapsulatedPacket].item[1].length == 30)

+ ENIP Send Unit Data
= ENIP Send Unit Data Command ID
pkt=ENIPTCP()
pkt.commandId=0x70
assert(pkt.commandId == 0x70)

= ENIP Send Unit Data Default Values
pkt=pkt/ENIPSendUnitData()
assert(pkt[ENIPSendUnitData].interfaceHandle == 0)
assert(pkt[ENIPSendUnitData].timeout == 0)
assert(pkt[ENIPSendUnitData].encapsulatedPacket == None)


= ENIP Send Unit Data
sendUnitDataPkt = b'\x70\x00\x2d\x00\x7b\x9a\x4e\xa1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xa1\x00\x04\x00\xcc\x60\x9a\x7b\xb1\x00\x19\x00\x01\x00'


pkt = ENIPTCP(sendUnitDataPkt)
assert(pkt.commandId == 0x70)
assert(pkt.length == 45)
assert(pkt.session == 0xa14e9a7b)
assert(pkt.status == 0)
assert(pkt.senderContext == 0)
assert(pkt.options == 0)
assert(pkt[ENIPSendUnitData].interfaceHandle == 0)
assert(pkt[ENIPSendUnitData].timeout == 0)
assert(pkt[EncapsulatedPacket].itemCount == 2)

assert(pkt[EncapsulatedPacket].item[0].typeId == 0x00a1)
assert(pkt[EncapsulatedPacket].item[0].length == 4)
assert(pkt[EncapsulatedPacket].item[0].data == b'\x7b\x9a\x60\xcc')
assert(pkt[EncapsulatedPacket].item[1].typeId == 0x00b1)
assert(pkt[EncapsulatedPacket].item[1].length == 25)
assert(pkt[EncapsulatedPacket].item[1].data == b'\x00\x01')