tools/regression/bpf/bpf_filter/tests/test0013.h

   1 /*-
   2  * Test 0013:   BPF_ST & BPF_LDX+BPF_MEM
   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_ST, 7),
  11         BPF_STMT(BPF_LDX+BPF_MEM, 7),
  12         BPF_STMT(BPF_MISC+BPF_TXA, 0),
  13         BPF_STMT(BPF_RET+BPF_A, 0),
  14 };
  15
  16 /* Packet */
  17 u_char  pkt[] = {
  18         0x00,
  19 };
  20
  21 /* Packet length seen on wire */
  22 u_int   wirelen =       sizeof(pkt);
  23
  24 /* Packet length passed on buffer */
  25 u_int   buflen =        sizeof(pkt);
  26
  27 /* Invalid instruction */
  28 int     invalid =       0;
  29
  30 /* Expected return value */
  31 u_int   expect =        0xdeadc0de;
  32
  33 /* Expected signal */
  34 int     expect_signal = 0;