// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2025 Meta */ #include #include //#include char _license[] SEC("license") = "GPL"; int err; struct { __uint(type, BPF_MAP_TYPE_RINGBUF); __uint(max_entries, 4096); } ringbuf SEC(".maps"); struct { __uint(type, BPF_MAP_TYPE_ARRAY); __uint(max_entries, 1); __type(key, __u32); __type(value, __u32); } array_map SEC(".maps"); SEC("cgroup_skb/egress") int program(struct __sk_buff *skb) { err = 0; return 0; }