1 /*- 2 * Test 0079: An empty filter program. 3 * 4 * $FreeBSD$ 5 */ 6 7 /* BPF program */ 8 struct bpf_insn pc[] = { 9 }; 10 11 /* Packet */ 12 u_char pkt[] = { 13 0x00, 14 }; 15 16 /* Packet length seen on wire */ 17 u_int wirelen = sizeof(pkt); 18 19 /* Packet length passed on buffer */ 20 u_int buflen = sizeof(pkt); 21 22 /* Invalid instruction */ 23 int invalid = 0; 24 25 /* Expected return value */ 26 u_int expect = (u_int)-1; 27 28 /* Expected signal */ 29 int expect_signal = 0; 30