// SPDX-License-Identifier: GPL-2.0
#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>

SEC("xdp")
int xdp_context(struct xdp_md *xdp)
{
        void *data = (void *)(long)xdp->data;
        __u32 *metadata = (void *)(long)xdp->data_meta;
        __u32 ret;

        if (metadata + 1 > data)
                return XDP_ABORTED;
        ret = *metadata;
        if (bpf_xdp_adjust_meta(xdp, 4))
                return XDP_ABORTED;
        return ret;
}

char _license[] SEC("license") = "GPL";