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-rw-r--r--scripts/stl/udp_1pkt_mac_mask1.py35
1 files changed, 35 insertions, 0 deletions
diff --git a/scripts/stl/udp_1pkt_mac_mask1.py b/scripts/stl/udp_1pkt_mac_mask1.py
new file mode 100644
index 00000000..37f5079d
--- /dev/null
+++ b/scripts/stl/udp_1pkt_mac_mask1.py
@@ -0,0 +1,35 @@
+from trex_stl_lib.api import *
+
+
+# step is not 1.
+class STLS1(object):
+
+ def __init__ (self):
+ self.fsize =64; # the size of the packet
+
+ def create_stream (self):
+
+ # create a base packet and pad it to size
+ size = self.fsize - 4; # no FCS
+ base_pkt = Ether()/IP(src="16.0.0.1",dst="48.0.0.1")/UDP(dport=12,sport=1025)
+ pad = max(0, size - len(base_pkt)) * 'x'
+
+ vm = CTRexScRaw( [ STLVmFlowVar(name="mac_src", min_value=1, max_value=30, size=2, op="dec",step=1),
+ STLVmWrMaskFlowVar(fv_name="mac_src", pkt_offset= 11,pkt_cast_size=1, mask=0xff) # mask command ->write it as one byte
+ ]
+ )
+
+ return STLStream(packet = STLPktBuilder(pkt = base_pkt/pad,vm = vm),
+ mode = STLTXCont( pps=10 ))
+
+ def get_streams (self, direction = 0):
+ # create 1 stream
+ return [ self.create_stream() ]
+
+
+# dynamic load - used for trex console or simulator
+def register():
+ return STLS1()
+
+
+