1 /*- 2 * Test 0008: BPF_LDX+BPF_W+BPF_LEN & BPF_MISC+BPF_TXA 3 */ 4 5 /* BPF program */ 6 static struct bpf_insn pc[] = { 7 BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), 8 BPF_STMT(BPF_MISC+BPF_TXA, 0), 9 BPF_STMT(BPF_RET+BPF_A, 0), 10 }; 11 12 /* Packet */ 13 static u_char pkt[] = { 14 0x00, 15 }; 16 17 /* Packet length seen on wire */ 18 static u_int wirelen = 0xdeadc0de; 19 20 /* Packet length passed on buffer */ 21 static u_int buflen = 0xdeadc0de; 22 23 /* Invalid instruction */ 24 static int invalid = 0; 25 26 /* Expected return value */ 27 static u_int expect = 0xdeadc0de; 28 29 /* Expected signal */ 30 static int expect_signal = 0; 31