tools/regression/bpf/bpf_filter/tests/test0020.h

   1 /*-
   2  * Test 0020:   BPF_JMP+BPF_JGT+BPF_X
   3  *
   4  * $FreeBSD$
   5  */
   6
   7 /* BPF program */
   8 struct bpf_insn pc[] = {
   9         BPF_STMT(BPF_LD+BPF_IMM, 0x01234567),
  10         BPF_STMT(BPF_LDX+BPF_IMM, 0x01234568),
  11         BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 3, 0),
  12         BPF_STMT(BPF_LDX+BPF_IMM, 0x01234566),
  13         BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 2, 1),
  14         BPF_STMT(BPF_LD+BPF_IMM, 0xdeadc0de),
  15         BPF_STMT(BPF_RET+BPF_A, 0),
  16         BPF_STMT(BPF_LDX+BPF_IMM, 0x01234567),
  17         BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 1, 0),
  18         BPF_STMT(BPF_LD+BPF_IMM, 0xc0decafe),
  19         BPF_STMT(BPF_RET+BPF_A, 0),
  20 };
  21
  22 /* Packet */
  23 u_char  pkt[] = {
  24         0x00,
  25 };
  26
  27 /* Packet length seen on wire */
  28 u_int   wirelen =       sizeof(pkt);
  29
  30 /* Packet length passed on buffer */
  31 u_int   buflen =        sizeof(pkt);
  32
  33 /* Invalid instruction */
  34 int     invalid =       0;
  35
  36 /* Expected return value */
  37 u_int   expect =        0xc0decafe;
  38
  39 /* Expected signal */
  40 int     expect_signal = 0;