# meta nfproto ipv4

ip test-ip4 input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x00000002 ]

# meta nfproto ipv6

ip test-ip4 input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x0000000a ]

# meta nfproto {ipv4, ipv6}

__set%d test-ip4 3

__set%d test-ip4 0

	element 00000002  : 0 [end]	element 0000000a  : 0 [end]

ip test-ip4 input

  [ meta load nfproto => reg 1 ]

  [ lookup reg 1 set __set%d ]

# meta nfproto != {ipv4, ipv6}

__set%d test-ip4 3

__set%d test-ip4 0

	element 00000002  : 0 [end]	element 0000000a  : 0 [end]

ip test-ip4 input

  [ meta load nfproto => reg 1 ]

  [ lookup reg 1 set __set%d 0x1 ]

# meta nfproto ipv6 tcp dport 22

inet test-inet input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x0000000a ]

  [ meta load l4proto => reg 1 ]

  [ cmp eq reg 1 0x00000006 ]

  [ payload load 2b @ transport header + 2 => reg 1 ]

  [ cmp eq reg 1 0x00001600 ]

# meta nfproto ipv4 tcp dport 22

inet test-inet input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x00000002 ]

  [ meta load l4proto => reg 1 ]

  [ cmp eq reg 1 0x00000006 ]

  [ payload load 2b @ transport header + 2 => reg 1 ]

  [ cmp eq reg 1 0x00001600 ]

# meta nfproto ipv4 ip saddr 1.2.3.4

inet test-inet input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x00000002 ]

  [ payload load 4b @ network header + 12 => reg 1 ]

  [ cmp eq reg 1 0x04030201 ]

# meta nfproto ipv6 meta l4proto tcp

inet test-inet input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x0000000a ]

  [ meta load l4proto => reg 1 ]

  [ cmp eq reg 1 0x00000006 ]

# meta nfproto ipv4 counter ip saddr 1.2.3.4

inet test-inet input

  [ meta load nfproto => reg 1 ]

  [ cmp eq reg 1 0x00000002 ]

  [ counter pkts 0 bytes 0 ]

  [ payload load 4b @ network header + 12 => reg 1 ]

  [ cmp eq reg 1 0x04030201 ]

# meta ipsec exists

inet test-inet input

  [ meta load secpath => reg 1 ]

  [ cmp eq reg 1 0x00000001 ]

# meta secpath missing

inet test-inet input

  [ meta load secpath => reg 1 ]

  [ cmp eq reg 1 0x00000000 ]