diff options
| -rw-r--r-- | tools/lib/bpf/libbpf.c | 21 | ||||
| -rw-r--r-- | tools/lib/bpf/libbpf.h | 9 | ||||
| -rw-r--r-- | tools/lib/bpf/libbpf.map | 1 |
3 files changed, 31 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index fa3987bc9172..5afe4cbd684f 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -118,6 +118,19 @@ static const char * const attach_type_name[] = { [BPF_TRACE_KPROBE_MULTI] = "trace_kprobe_multi", }; +static const char * const link_type_name[] = { + [BPF_LINK_TYPE_UNSPEC] = "unspec", + [BPF_LINK_TYPE_RAW_TRACEPOINT] = "raw_tracepoint", + [BPF_LINK_TYPE_TRACING] = "tracing", + [BPF_LINK_TYPE_CGROUP] = "cgroup", + [BPF_LINK_TYPE_ITER] = "iter", + [BPF_LINK_TYPE_NETNS] = "netns", + [BPF_LINK_TYPE_XDP] = "xdp", + [BPF_LINK_TYPE_PERF_EVENT] = "perf_event", + [BPF_LINK_TYPE_KPROBE_MULTI] = "kprobe_multi", + [BPF_LINK_TYPE_STRUCT_OPS] = "struct_ops", +}; + static const char * const map_type_name[] = { [BPF_MAP_TYPE_UNSPEC] = "unspec", [BPF_MAP_TYPE_HASH] = "hash", @@ -9423,6 +9436,14 @@ const char *libbpf_bpf_attach_type_str(enum bpf_attach_type t) return attach_type_name[t]; } +const char *libbpf_bpf_link_type_str(enum bpf_link_type t) +{ + if (t < 0 || t >= ARRAY_SIZE(link_type_name)) + return NULL; + + return link_type_name[t]; +} + const char *libbpf_bpf_map_type_str(enum bpf_map_type t) { if (t < 0 || t >= ARRAY_SIZE(map_type_name)) diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h index 37a234b141c6..5b34ca5bed42 100644 --- a/tools/lib/bpf/libbpf.h +++ b/tools/lib/bpf/libbpf.h @@ -61,6 +61,15 @@ LIBBPF_API int libbpf_strerror(int err, char *buf, size_t size); LIBBPF_API const char *libbpf_bpf_attach_type_str(enum bpf_attach_type t); /** + * @brief **libbpf_bpf_link_type_str()** converts the provided link type value + * into a textual representation. + * @param t The link type. + * @return Pointer to a static string identifying the link type. NULL is + * returned for unknown **bpf_link_type** values. + */ +LIBBPF_API const char *libbpf_bpf_link_type_str(enum bpf_link_type t); + +/** * @brief **libbpf_bpf_map_type_str()** converts the provided map type value * into a textual representation. * @param t The map type. diff --git a/tools/lib/bpf/libbpf.map b/tools/lib/bpf/libbpf.map index 44c53694c22b..38e284ff057d 100644 --- a/tools/lib/bpf/libbpf.map +++ b/tools/lib/bpf/libbpf.map @@ -463,6 +463,7 @@ LIBBPF_0.8.0 { LIBBPF_1.0.0 { global: libbpf_bpf_attach_type_str; + libbpf_bpf_link_type_str; libbpf_bpf_map_type_str; libbpf_bpf_prog_type_str; |