bpf/progs/freplace_connect4.c

0001 #include <linux/stddef.h>
0002 #include <linux/ipv6.h>
0003 #include <linux/bpf.h>
0004 #include <linux/in.h>
0005 #include <sys/socket.h>
0006 #include <bpf/bpf_helpers.h>
0007 #include <bpf/bpf_endian.h>
0008
0009 SEC("freplace/do_bind")
0010 int new_do_bind(struct bpf_sock_addr *ctx)
0011 {
0012   struct sockaddr_in sa = {};
0013
0014   bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa));
0015   return 0;
0016 }
0017
0018 char _license[] SEC("license") = "GPL";