diff --git a/tests/FuncUtils.py b/tests/FuncUtils.py
new file mode 100644
index 0000000..96fc6cf
--- /dev/null
+++ b/tests/FuncUtils.py
@@ -0,0 +1,279 @@
+""" Defined Some common functions used by Conformance tests -- OF-SWITCH 1.0.0 Testcases """
+
+import sys
+import copy
+import random
+
+import oftest.controller as controller
+import oftest.cstruct as ofp
+import oftest.message as message
+import oftest.dataplane as dataplane
+import oftest.action as action
+import oftest.parse as parse
+import logging
+import types
+import basic
+from testutils import *
+
+#################### Functions for various types of flow_mod  ##########################################################################################
+
+def Exact_Match(self,of_ports,priority=0):
+# Generate ExactMatch flow .
+
+        #Create a simple tcp packet and generate exact flow match from it.
+        Pkt_ExactFlow = simple_tcp_packet()
+        match = parse.packet_to_flow_match(Pkt_ExactFlow)
+        self.assertTrue(match is not None, "Could not generate flow match from pkt")
+        match.in_port = of_ports[0]
+        #match.nw_src = 1
+        match.wildcards=0
+        msg = message.flow_mod()
+        msg.out_port = ofp.OFPP_NONE
+        msg.command = ofp.OFPFC_ADD
+        msg.buffer_id = 0xffffffff
+        msg.match = match
+        if priority != 0 :
+                msg.priority = priority
+
+        act = action.action_output()
+        act.port = of_ports[1]
+        self.assertTrue(msg.actions.add(act), "could not add action")
+
+        rv = self.controller.message_send(msg)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+        return (Pkt_ExactFlow,match)
+        
+
+def Match_All_Except_Source_Address(self,of_ports,priority=0):
+# Generate Match_All_Except_Source_Address flow
+        
+        #Create a simple tcp packet and generate match all except src address flow.
+        Pkt_WildcardSrc= simple_tcp_packet()
+        match1 = parse.packet_to_flow_match(Pkt_WildcardSrc)
+        self.assertTrue(match1 is not None, "Could not generate flow match from pkt")
+        match1.in_port = of_ports[0]
+        #match1.nw_src = 1
+        match1.wildcards = ofp.OFPFW_DL_SRC
+        msg1 = message.flow_mod()
+        msg1.out_port = ofp.OFPP_NONE
+        msg1.command = ofp.OFPFC_ADD
+        msg1.buffer_id = 0xffffffff
+        msg1.match = match1
+        if priority != 0 :
+                msg1.priority = priority
+
+        act1 = action.action_output()
+        act1.port = of_ports[1]
+        self.assertTrue(msg1.actions.add(act1), "could not add action")
+
+        rv = self.controller.message_send(msg1)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+        return (Pkt_WildcardSrc,match1)
+        
+def Wildcard_All(self,of_ports,priority=0):
+# Generate a Wildcard_All Flow 
+
+        #Create a simple tcp packet and generate wildcard all flow match from it.  
+        Pkt_Wildcard = simple_tcp_packet()
+        match2 = parse.packet_to_flow_match(Pkt_Wildcard)
+        self.assertTrue(match2 is not None, "Could not generate flow match from pkt")
+        match2.wildcards=ofp.OFPFW_ALL
+        msg2 = message.flow_mod()
+        msg2.out_port = ofp.OFPP_NONE
+        msg2.command = ofp.OFPFC_ADD
+        msg2.buffer_id = 0xffffffff
+        msg2.match = match2
+        act2 = action.action_output()
+        act2.port = of_ports[2]
+        self.assertTrue(msg2.actions.add(act2), "could not add action")
+        if priority != 0 :
+                msg2.priority = priority
+
+        rv = self.controller.message_send(msg2)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+        return (Pkt_Wildcard,match2)
+
+def Wildcard_All_Except_Ingress(self,of_ports,priority=0):
+# Generate Wildcard_All_Except_Ingress_port flow
+        
+
+        #Create a simple tcp packet and generate wildcard all except ingress_port flow.
+        Pkt_MatchIngress = simple_tcp_packet()
+        match3 = parse.packet_to_flow_match(Pkt_MatchIngress)
+        self.assertTrue(match3 is not None, "Could not generate flow match from pkt")
+        match3.wildcards = ofp.OFPFW_ALL-ofp.OFPFW_IN_PORT
+        match3.in_port = of_ports[0]
+
+        msg3 = message.flow_mod()
+        msg3.command = ofp.OFPFC_ADD
+        msg3.match = match3
+        msg3.out_port = of_ports[2] # ignored by flow add,flow modify 
+        msg3.cookie = random.randint(0,9007199254740992)
+        msg3.buffer_id = 0xffffffff
+        msg3.idle_timeout = 0
+        msg3.hard_timeout = 0
+        msg3.buffer_id = 0xffffffff
+       
+        act3 = action.action_output()
+        act3.port = of_ports[1]
+        self.assertTrue(msg3.actions.add(act3), "could not add action")
+
+        if priority != 0 :
+                msg3.priority = priority
+
+        rv = self.controller.message_send(msg3)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+        return (Pkt_MatchIngress,match3)
+    
+   
+def Strict_Modify_Flow_Action(self,egress_port,match,priority=0):
+# Strict Modify the flow Action 
+        
+        #Create a flow_mod message , command MODIFY_STRICT
+        msg5 = message.flow_mod()
+        msg5.match = match
+        msg5.cookie = random.randint(0,9007199254740992)
+        msg5.command = ofp.OFPFC_MODIFY_STRICT
+        msg5.buffer_id = 0xffffffff
+        act5 = action.action_output()
+        act5.port = egress_port
+        self.assertTrue(msg5.actions.add(act5), "could not add action")
+
+        if priority != 0 :
+                msg5.priority = priority
+
+        # Send the flow with action A'
+        rv = self.controller.message_send (msg5)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+def Modify_Flow_Action(self,of_ports,match,priority=0):
+# Modify the flow action
+        
+        #Create a flow_mod message , command MODIFY 
+        msg8 = message.flow_mod()
+        msg8.match = match
+        msg8.cookie = random.randint(0,9007199254740992)
+        msg8.command = ofp.OFPFC_MODIFY
+        #Will be ignored for flow adds and flow modify (here for test-case Add_Modify_With_Outport)
+        msg8.out_port = of_ports[3]
+        msg8.buffer_id = 0xffffffff
+        act8 = action.action_output()
+        act8.port = of_ports[2]
+        self.assertTrue(msg8.actions.add(act8), "could not add action")
+
+        if priority != 0 :
+                msg8.priority = priority
+
+        # Send the flow with action A'
+        rv = self.controller.message_send (msg8)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+
+###########################   Verify Stats Functions   ###########################################################################################
+
+def Verify_TableStats(self,active_entries=0):
+#Verify Table_Stats
+        
+        #Send Table_Stats_Request        
+        request = message.table_stats_request()
+        response, pkt = self.controller.transact(request, timeout=1)
+        self.assertTrue(response is not None, "Did not get response")
+        active_count=0
+
+        #Verify active_count in the reply
+        for stat in response.stats:
+            active_count += stat.active_count
+        self.assertTrue(active_entries == active_count,"Incorrect no. of flows in Table")
+
+
+def Verify_FlowStats(self,match,stats_byte_count=0,stats_packet_count=0):
+# Verify Flow_Stats
+
+        # Send Flow_Stats_Request       
+        request = message.flow_stats_request()
+        request.out_port = ofp.OFPP_NONE
+        request.table_id = 0xff
+        request.match = match
+        response, pkt = self.controller.transact(request, timeout=1)
+        self.assertTrue(response is not None, "Did not get response")
+        byte_count = 0 
+        packet_count = 0
+
+        #Verify byte_count and packet_count in the reply
+        for stat in response.stats:
+            byte_count += stat.byte_count
+            packet_count += stat.packet_count
+            self.assertEqual(stats_byte_count,byte_count,
+                        "Byte counter is incorrect")
+            self.assertEqual(stats_packet_count,packet_count,
+                        "Packet counter is incorrect")
+
+
+############################## Various delete commands #############################################################################################
+
+def Strict_Delete(self,match,priority=0):
+# Issue Strict Delete 
+        
+        #Create flow_mod message, command DELETE_STRICT
+        msg4 = message.flow_mod()
+        msg4.out_port = ofp.OFPP_NONE
+        msg4.command = ofp.OFPFC_DELETE_STRICT
+        msg4.buffer_id = 0xffffffff
+        msg4.match = match
+
+        if priority != 0 :
+                msg4.priority = priority
+
+        rv = self.controller.message_send(msg4)
+        self.assertTrue(rv!= -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller), 0, "Barrier failed")
+
+
+
+def NonStrict_Delete(self,match,priority=0):
+# Issue Non_Strict Delete 
+        
+        #Create flow_mod message, command DELETE
+        msg6 = message.flow_mod()
+        msg6.out_port = ofp.OFPP_NONE
+        msg6.command = ofp.OFPFC_DELETE
+        msg6.buffer_id = 0xffffffff
+        msg6.match = match
+
+        if priority != 0 :
+                msg6.priority = priority
+
+        rv = self.controller.message_send(msg6)
+        self.assertTrue(rv != -1, "Error installing flow mod")
+        self.assertEqual(do_barrier(self.controller),0, "Barrier failed")
+
+
+###########################################################################################################################################################
+
+def SendPacket(obj, pkt, ingress_port, egress_port):
+#Send Packets on a specified ingress_port and verify if its recieved on correct egress_port.
+
+    obj.dataplane.send(ingress_port, str(pkt))
+    exp_pkt_arg = pkt
+    exp_port = egress_port
+
+    (rcv_port, rcv_pkt, pkt_time) = obj.dataplane.poll(timeout=2, 
+                                                       port_number=exp_port,
+                                                       exp_pkt=exp_pkt_arg)
+    obj.assertTrue(rcv_pkt is not None,
+                   "Packet not received on port " + str(egress_port))
+    obj.assertEqual(rcv_port, egress_port,
+                    "Packet received on port " + str(rcv_port) +
+                    ", expected port " + str(egress_port))
+    obj.assertEqual(str(pkt), str(rcv_pkt),
+                    'Response packet does not match send packet')