blob: 98b9de2fafd00bc2886cf7142fc35c43ca3ed489 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2017 Facebook
*/
#include <stddef.h>
#include <linux/bpf.h>
#include <linux/pkt_cls.h>
#include <bpf/bpf_helpers.h>
/* It is a dumb bpf program such that it must have no
* issue to be loaded since testing the verifier is
* not the focus here.
*/
int _version SEC("version") = 1;
struct {
__uint(type, BPF_MAP_TYPE_ARRAY);
__uint(max_entries, 1);
__type(key, __u32);
__type(value, __u64);
} test_map_id SEC(".maps");
SEC("test_obj_id_dummy")
int test_obj_id(struct __sk_buff *skb)
{
__u32 key = 0;
__u64 *value;
value = bpf_map_lookup_elem(&test_map_id, &key);
return TC_ACT_OK;
}
|
