BpfClassic - add three more macros

Example use case:
  BPF_LOAD_SKB_PROTOCOL,
  BPF2_ACCEPT_IF_EQUAL(ETH_P_ARP),
  BPF2_REJECT_IF_NOT_EQUAL(ETH_P_IP),
  BPF_LOAD_IPV4_BE16(frag_off),
  BPF2_REJECT_IF_ANY_BITS_SET(IP_MF | IP_OFFMASK),
  BPF_ACCEPT,
which is a sample program which accepts ARP plus non-fragmented IPv4.

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: Ibe6f9f7941f11bc7b767a092d3d108fa0291f360
1 file changed
tree: b747e2c01a39db52d462bf88d001ba2730b87440
  1. staticlibs/