examples: move them to contrib, since they don't belong here

[netsniff-ng.git] / contrib / examples / bpfc / ipv4_tcp.bpf

ldh [12]                ; Load Ethernet type field
jeq #0x800, Cont, Drop  ; Check value against 0x800
Cont: ldb [23]          ; Load IP proto
jeq #0x6, Keep, Drop    ; Check against 0x6
Keep: ret #0xffffffff   ; Return packet
Drop: ret #0            ; Discard packet