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// SPDX-License-Identifier: GPL-2.0
#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>
char _license[] SEC("license") = "GPL";
SEC("tc")
int process(struct __sk_buff *skb)
{
#pragma clang loop unroll(full)
for (int i = 0; i < 5; i++) {
if (skb->cb[i] != i + 1)
return 1;
skb->cb[i]++;
}
skb->priority++;
skb->tstamp++;
skb->mark++;
if (skb->wire_len != 100)
return 1;
if (skb->gso_segs != 8)
return 1;
if (skb->gso_size != 10)
return 1;
if (skb->ingress_ifindex != 11)
return 1;
if (skb->ifindex != 1)
return 1;
if (skb->hwtstamp != 11)
return 1;
return 0;
}
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