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authorJoe Stringer <joe@ovn.org>2017-01-22 17:11:23 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-01-26 11:42:57 -0300
commited7940731ac89616b8a516c560a76dca44a152a8 (patch)
treea1aa49d9c02b3e495760f427f55ee8fe57991ed5 /tools/lib
parent94e5adece8b37a23d99fb1f8a5de94b23194f387 (diff)
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: 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>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/bpf/libbpf.c41
1 files changed, 16 insertions, 25 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 671d5ad07cf1..371cb40a2304 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -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)
{