xref: /OK3568_Linux_fs/kernel/tools/testing/selftests/bpf/progs/freplace_connect4.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun #include <linux/stddef.h>
2*4882a593Smuzhiyun #include <linux/ipv6.h>
3*4882a593Smuzhiyun #include <linux/bpf.h>
4*4882a593Smuzhiyun #include <linux/in.h>
5*4882a593Smuzhiyun #include <sys/socket.h>
6*4882a593Smuzhiyun #include <bpf/bpf_helpers.h>
7*4882a593Smuzhiyun #include <bpf/bpf_endian.h>
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun SEC("freplace/do_bind")
new_do_bind(struct bpf_sock_addr * ctx)10*4882a593Smuzhiyun int new_do_bind(struct bpf_sock_addr *ctx)
11*4882a593Smuzhiyun {
12*4882a593Smuzhiyun   struct sockaddr_in sa = {};
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun   bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa));
15*4882a593Smuzhiyun   return 0;
16*4882a593Smuzhiyun }
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun char _license[] SEC("license") = "GPL";
19