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add bpf_for_each_map_elem() helper definition

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See 5.12+ kernel's include/uapi/linux/bpf.h

(note that since bpf is 64-bit, int and long are the same thing)

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: Ib340a619645ad5ab8e41ff76cb7b51671f496bc5
This commit is contained in:
Maciej Żenczykowski 2022-09-27 23:13:21 +00:00
commit c5dcf2c8ea
1 changed files with 4 additions and 0 deletions
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4
staticlibs/native/bpf_headers/include/bpf/bpf_helpers.h
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@ -138,6 +138,10 @@ static int (*bpf_map_update_elem_unsafe)(const struct bpf_map_def* map, const vo
static int (*bpf_map_delete_elem_unsafe)(const struct bpf_map_def* map,
const void* key) = (void*)BPF_FUNC_map_delete_elem;
static int (*bpf_for_each_map_elem)(const struct bpf_map_def* map, void *callback_fn,
void *callback_ctx, unsigned long long flags) = (void*)
BPF_FUNC_for_each_map_elem;
#define BPF_ANNOTATE_KV_PAIR(name, type_key, type_val) \
struct ____btf_map_##name { \
type_key key; \