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-rw-r--r--tests/py/inet/tcp.t.payload.ip8
1 files changed, 8 insertions, 0 deletions
diff --git a/tests/py/inet/tcp.t.payload.ip b/tests/py/inet/tcp.t.payload.ip
index 065a2b11..79fd500a 100644
--- a/tests/py/inet/tcp.t.payload.ip
+++ b/tests/py/inet/tcp.t.payload.ip
@@ -421,6 +421,14 @@ ip test-ip4 input
[ payload load 1b @ transport header + 13 => reg 1 ]
[ cmp neq reg 1 0x00000080 ]
+# tcp 'flags & (syn|fin) == (syn|fin)'
+ip test-ip4 input
+ [ payload load 1b @ network header + 9 => reg 1 ]
+ [ cmp eq reg 1 0x00000006 ]
+ [ payload load 1b @ transport header + 13 => reg 1 ]
+ [ bitwise reg 1 = (reg=1 & 0x00000003 ) ^ 0x00000000 ]
+ [ cmp eq reg 1 0x00000003 ]
+
# tcp window 22222
ip test-ip4 input
[ payload load 1b @ network header + 9 => reg 1 ]