/*- * Test 0076: Check boundary conditions (BPF_LDX+BPF_MEM) * * $FreeBSD$ */ /* BPF program */ struct bpf_insn pc[] = { BPF_STMT(BPF_LD+BPF_IMM, 0xdeadc0de), BPF_STMT(BPF_LDX+BPF_MEM, 0x8fffffff), BPF_STMT(BPF_MISC+BPF_TXA, 0), BPF_STMT(BPF_RET+BPF_A, 0), }; /* Packet */ u_char pkt[] = { 0x00, }; /* Packet length seen on wire */ u_int wirelen = sizeof(pkt); /* Packet length passed on buffer */ u_int buflen = sizeof(pkt); /* Invalid instruction */ int invalid = 1; /* Expected return value */ u_int expect = 0xdeadc0de; /* Expected signal */ #ifdef __amd64__ int expect_signal = SIGBUS; #else int expect_signal = SIGSEGV; #endif