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tools lib bpf: Define prog_type fns with macro

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Turning this into a macro allows future prog types to be added with a
single line per type.

Signed-off-by: Joe Stringer <joe@ovn.org>
Acked-by: Wang Nan <wangnan0@huawei.com>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: netdev@vger.kernel.org
Link: http://lkml.kernel.org/r/20170123011128.26534-3-joe@ovn.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Joe Stringer 2017-01-22 17:11:23 -08:00 committed by Arnaldo Carvalho de Melo
parent 94e5adece8
commit ed7940731a
1 changed files with 15 additions and 24 deletions
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39
tools/lib/bpf/libbpf.c
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@ -1428,37 +1428,28 @@ static void bpf_program__set_type(struct bpf_program *prog,
prog->type = type;
}
int bpf_program__set_tracepoint(struct bpf_program *prog)
{
if (!prog)
return -EINVAL;
bpf_program__set_type(prog, BPF_PROG_TYPE_TRACEPOINT);
return 0;
}
int bpf_program__set_kprobe(struct bpf_program *prog)
{
if (!prog)
return -EINVAL;
bpf_program__set_type(prog, BPF_PROG_TYPE_KPROBE);
return 0;
}
static bool bpf_program__is_type(struct bpf_program *prog,
enum bpf_prog_type type)
{
return prog ? (prog->type == type) : false;
}
bool bpf_program__is_tracepoint(struct bpf_program *prog)
{
return bpf_program__is_type(prog, BPF_PROG_TYPE_TRACEPOINT);
}
#define BPF_PROG_TYPE_FNS(NAME, TYPE) \
int bpf_program__set_##NAME(struct bpf_program *prog) \
{ \
if (!prog) \
return -EINVAL; \
bpf_program__set_type(prog, TYPE); \
return 0; \
} \
\
bool bpf_program__is_##NAME(struct bpf_program *prog) \
{ \
return bpf_program__is_type(prog, TYPE); \
} \
bool bpf_program__is_kprobe(struct bpf_program *prog)
{
return bpf_program__is_type(prog, BPF_PROG_TYPE_KPROBE);
}
BPF_PROG_TYPE_FNS(kprobe, BPF_PROG_TYPE_KPROBE);
BPF_PROG_TYPE_FNS(tracepoint, BPF_PROG_TYPE_TRACEPOINT);
int bpf_map__fd(struct bpf_map *map)
{