linux/tools/testing/selftests/bpf/progs/bpf_qdisc_common.h

/* SPDX-License-Identifier: GPL-2.0 */

#ifndef _BPF_QDISC_COMMON_H
#define _BPF_QDISC_COMMON_H

#define NET_XMIT_SUCCESS        0x00
#define NET_XMIT_DROP           0x01    /* skb dropped                  */
#define NET_XMIT_CN             0x02    /* congestion notification      */

#define TC_PRIO_CONTROL  7
#define TC_PRIO_MAX      15

#define private(name) SEC(".data." #name) __hidden __attribute__((aligned(8)))

struct bpf_sk_buff_ptr;

static struct qdisc_skb_cb *qdisc_skb_cb(const struct sk_buff *skb)
{
	return (struct qdisc_skb_cb *)skb->cb;
}

static inline unsigned int qdisc_pkt_len(const struct sk_buff *skb)
{
	return qdisc_skb_cb(skb)->pkt_len;
}

#endif