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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_endian.h>
struct {
__uint(type, BPF_MAP_TYPE_SOCKMAP);
__uint(max_entries, 20);
__type(key, int);
__type(value, int);
} sock_map_rx SEC(".maps");
struct {
__uint(type, BPF_MAP_TYPE_SOCKMAP);
__uint(max_entries, 20);
__type(key, int);
__type(value, int);
} sock_map_tx SEC(".maps");
struct {
__uint(type, BPF_MAP_TYPE_SOCKMAP);
__uint(max_entries, 20);
__type(key, int);
__type(value, int);
} sock_map_msg SEC(".maps");
SEC("sk_skb/stream_verdict")
int prog_skb_verdict(struct __sk_buff *skb)
{
return SK_PASS;
}
int clone_called;
SEC("sk_skb/stream_verdict")
int prog_skb_verdict_clone(struct __sk_buff *skb)
{
clone_called = 1;
return SK_PASS;
}
SEC("sk_skb/stream_parser")
int prog_skb_parser(struct __sk_buff *skb)
{
return SK_PASS;
}
char _license[] SEC("license") = "GPL";
|
