1 // SPDX-License-Identifier: GPL-2.0 2 // Copyright (c) 2020 Facebook 3 4 #include <linux/stddef.h> 5 #include <linux/ipv6.h> 6 #include <linux/bpf.h> 7 #include <linux/in.h> 8 #include <sys/socket.h> 9 #include <bpf/bpf_helpers.h> 10 #include <bpf/bpf_endian.h> 11 12 SEC("freplace/connect_v4_prog") 13 int new_connect_v4_prog(struct bpf_sock_addr *ctx) 14 { 15 // return value thats in invalid range 16 return 255; 17 } 18 19 char _license[] SEC("license") = "GPL"; 20