Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ed794073 authored by Joe Stringer's avatar Joe Stringer Committed by Arnaldo Carvalho de Melo
Browse files

tools lib bpf: Define prog_type fns with macro 



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

Signed-off-by: default avatarJoe Stringer <joe@ovn.org>
Acked-by: default avatarWang 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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 94e5adec

tools/lib/bpf/libbpf.c

+16 −25
Original line number Diff line number Diff line
@@ -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);

}



bool bpf_program__is_kprobe(struct bpf_program *prog)

{

	return bpf_program__is_type(prog, BPF_PROG_TYPE_KPROBE);

}

#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);	\

}							\



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)

{