1 /*-
2  * Test 0076:	Check boundary conditions (BPF_LDX+BPF_MEM)
3  *
4  * $FreeBSD$
5  */
6 
7 /* BPF program */
8 static struct bpf_insn	pc[] = {
9 	BPF_STMT(BPF_LD+BPF_IMM, 0xdeadc0de),
10 	BPF_STMT(BPF_LDX+BPF_MEM, 0x8fffffff),
11 	BPF_STMT(BPF_MISC+BPF_TXA, 0),
12 	BPF_STMT(BPF_RET+BPF_A, 0),
13 };
14 
15 /* Packet */
16 static u_char	pkt[] = {
17 	0x00,
18 };
19 
20 /* Packet length seen on wire */
21 static u_int	wirelen =	sizeof(pkt);
22 
23 /* Packet length passed on buffer */
24 static u_int	buflen =	sizeof(pkt);
25 
26 /* Invalid instruction */
27 static int	invalid =	1;
28 
29 /* Expected return value */
30 static u_int	expect =	0xdeadc0de;
31 
32 /* Expected signal */
33 #ifdef __amd64__
34 static int	expect_signal =	SIGBUS;
35 #else
36 static int	expect_signal =	SIGSEGV;
37 #endif
38