tools/regression/bpf/bpf_filter/tests/test0059.h

   1 /*-
   2  * Test 0059:   Check boundary conditions (BPF_LD+BPF_W+BPF_IND)
   3  *
   4  * $FreeBSD$
   5  */
   6
   7 /* BPF program */
   8 struct bpf_insn pc[] = {
   9         BPF_STMT(BPF_LD+BPF_IMM, 0xdeadc0de),
  10         BPF_STMT(BPF_LDX+BPF_IMM, 0xffffffff),
  11         BPF_STMT(BPF_LD+BPF_W+BPF_IND, 1),
  12         BPF_STMT(BPF_RET+BPF_A, 0),
  13 };
  14
  15 /* Packet */
  16 u_char  pkt[] = {
  17         0x01, 0x23, 0x45, 0x67, 0x89, 0xab,
  18 };
  19
  20 /* Packet length seen on wire */
  21 u_int   wirelen =       sizeof(pkt);
  22
  23 /* Packet length passed on buffer */
  24 u_int   buflen =        sizeof(pkt);
  25
  26 /* Invalid instruction */
  27 int     invalid =       0;
  28
  29 /* Expected return value */
  30 u_int   expect =        0;
  31
  32 /* Expected signal */
  33 int     expect_signal = 0;