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-rw-r--r--tests/py/inet/udp.t4
-rw-r--r--tests/py/inet/udp.t.payload.inet17
-rw-r--r--tests/py/inet/udp.t.payload.ip17
-rw-r--r--tests/py/inet/udp.t.payload.ip617
-rw-r--r--tests/py/inet/udp.t.payload.netdev18
5 files changed, 73 insertions, 0 deletions
diff --git a/tests/py/inet/udp.t b/tests/py/inet/udp.t
index 8cff2c69..ea9c87b4 100644
--- a/tests/py/inet/udp.t
+++ b/tests/py/inet/udp.t
@@ -50,3 +50,7 @@ udp checksum { 33, 55, 67, 88};ok
- udp checksum != { 33, 55, 67, 88};ok
udp checksum { 33-55};ok
- udp checksum != { 33-55};ok
+
+# limit impact to lo
+iif lo udp checksum set 0;ok
+iif lo udp dport set 65535;ok
diff --git a/tests/py/inet/udp.t.payload.inet b/tests/py/inet/udp.t.payload.inet
index 4ca9904b..1f49438d 100644
--- a/tests/py/inet/udp.t.payload.inet
+++ b/tests/py/inet/udp.t.payload.inet
@@ -220,3 +220,20 @@ inet test-inet input
[ payload load 2b @ transport header + 6 => reg 1 ]
[ lookup reg 1 set __set%d ]
+# iif lo udp checksum set 0
+inet test-inet input
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ meta load l4proto => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x00000000 ]
+ [ payload write reg 1 => 2b @ transport header + 6 csum_type 1 csum_off 6 ]
+
+# iif lo udp dport set 65535
+inet test-inet input
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ meta load l4proto => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x0000ffff ]
+ [ payload write reg 1 => 2b @ transport header + 2 csum_type 1 csum_off 6 ]
diff --git a/tests/py/inet/udp.t.payload.ip b/tests/py/inet/udp.t.payload.ip
index 56b6051d..8b4550dc 100644
--- a/tests/py/inet/udp.t.payload.ip
+++ b/tests/py/inet/udp.t.payload.ip
@@ -220,3 +220,20 @@ ip test-ip4 input
[ payload load 2b @ transport header + 6 => reg 1 ]
[ lookup reg 1 set __set%d ]
+# iif lo udp checksum set 0
+ip test-ip4 input
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ payload load 1b @ network header + 9 => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x00000000 ]
+ [ payload write reg 1 => 2b @ transport header + 6 csum_type 1 csum_off 6 ]
+
+# iif lo udp dport set 65535
+ip test-ip4 input
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ payload load 1b @ network header + 9 => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x0000ffff ]
+ [ payload write reg 1 => 2b @ transport header + 2 csum_type 1 csum_off 6 ]
diff --git a/tests/py/inet/udp.t.payload.ip6 b/tests/py/inet/udp.t.payload.ip6
index 1f1df668..86204f6c 100644
--- a/tests/py/inet/udp.t.payload.ip6
+++ b/tests/py/inet/udp.t.payload.ip6
@@ -220,3 +220,20 @@ ip6 test-ip6 input
[ payload load 2b @ transport header + 6 => reg 1 ]
[ lookup reg 1 set __set%d ]
+# iif lo udp checksum set 0
+ip6 test-ip6 input
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ payload load 1b @ network header + 6 => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x00000000 ]
+ [ payload write reg 1 => 2b @ transport header + 6 csum_type 1 csum_off 6 ]
+
+# iif lo udp dport set 65535
+ip test-ip4 input
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ payload load 1b @ network header + 6 => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x0000ffff ]
+ [ payload write reg 1 => 2b @ transport header + 2 csum_type 1 csum_off 6 ]
diff --git a/tests/py/inet/udp.t.payload.netdev b/tests/py/inet/udp.t.payload.netdev
index 4ca9904b..2eb2a76d 100644
--- a/tests/py/inet/udp.t.payload.netdev
+++ b/tests/py/inet/udp.t.payload.netdev
@@ -220,3 +220,21 @@ inet test-inet input
[ payload load 2b @ transport header + 6 => reg 1 ]
[ lookup reg 1 set __set%d ]
+# iif lo udp checksum set 0
+netdev test-netdev ingress
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ meta load l4proto => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x00000000 ]
+ [ payload write reg 1 => 2b @ transport header + 6 csum_type 1 csum_off 6 ]
+
+# iif lo udp dport set 65535
+netdev test-netdev ingress
+ [ meta load iif => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+ [ meta load l4proto => reg 1 ]
+ [ cmp eq reg 1 0x00000011 ]
+ [ immediate reg 1 0x0000ffff ]
+ [ payload write reg 1 => 2b @ transport header + 2 csum_type 1 csum_off 6 ]
+