/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

#ifndef __LINUX_TC_EM_META_H

#define __LINUX_TC_EM_META_H

#include <linux/types.h>

#include <linux/pkt_cls.h>

enum {

	TCA_EM_META_UNSPEC,

	TCA_EM_META_HDR,

	TCA_EM_META_LVALUE,

	TCA_EM_META_RVALUE,

	__TCA_EM_META_MAX

};

#define TCA_EM_META_MAX (__TCA_EM_META_MAX - 1)

struct tcf_meta_val {

	__u16			kind;

	__u8			shift;

	__u8			op;

};

#define TCF_META_TYPE_MASK	(0xf << 12)

#define TCF_META_TYPE(kind)	(((kind) & TCF_META_TYPE_MASK) >> 12)

#define TCF_META_ID_MASK	0x7ff

#define TCF_META_ID(kind)	((kind) & TCF_META_ID_MASK)

enum {

	TCF_META_TYPE_VAR,

	TCF_META_TYPE_INT,

	__TCF_META_TYPE_MAX

};

#define TCF_META_TYPE_MAX (__TCF_META_TYPE_MAX - 1)

enum {

	TCF_META_ID_VALUE,

	TCF_META_ID_RANDOM,

	TCF_META_ID_LOADAVG_0,

	TCF_META_ID_LOADAVG_1,

	TCF_META_ID_LOADAVG_2,

	TCF_META_ID_DEV,

	TCF_META_ID_PRIORITY,

	TCF_META_ID_PROTOCOL,

	TCF_META_ID_PKTTYPE,

	TCF_META_ID_PKTLEN,

	TCF_META_ID_DATALEN,

	TCF_META_ID_MACLEN,

	TCF_META_ID_NFMARK,

	TCF_META_ID_TCINDEX,

	TCF_META_ID_RTCLASSID,

	TCF_META_ID_RTIIF,

	TCF_META_ID_SK_FAMILY,

	TCF_META_ID_SK_STATE,

	TCF_META_ID_SK_REUSE,

	TCF_META_ID_SK_BOUND_IF,

	TCF_META_ID_SK_REFCNT,

	TCF_META_ID_SK_SHUTDOWN,

	TCF_META_ID_SK_PROTO,

	TCF_META_ID_SK_TYPE,

	TCF_META_ID_SK_RCVBUF,

	TCF_META_ID_SK_RMEM_ALLOC,

	TCF_META_ID_SK_WMEM_ALLOC,

	TCF_META_ID_SK_OMEM_ALLOC,

	TCF_META_ID_SK_WMEM_QUEUED,

	TCF_META_ID_SK_RCV_QLEN,

	TCF_META_ID_SK_SND_QLEN,

 	TCF_META_ID_SK_ERR_QLEN,

	TCF_META_ID_SK_FORWARD_ALLOCS,

	TCF_META_ID_SK_SNDBUF,

 	TCF_META_ID_SK_ALLOCS,

	__TCF_META_ID_SK_ROUTE_CAPS,	/* unimplemented but in ABI already */

 	TCF_META_ID_SK_HASH,

 	TCF_META_ID_SK_LINGERTIME,

 	TCF_META_ID_SK_ACK_BACKLOG,

 	TCF_META_ID_SK_MAX_ACK_BACKLOG,

 	TCF_META_ID_SK_PRIO,

 	TCF_META_ID_SK_RCVLOWAT,

 	TCF_META_ID_SK_RCVTIMEO,

 	TCF_META_ID_SK_SNDTIMEO,

 	TCF_META_ID_SK_SENDMSG_OFF,

 	TCF_META_ID_SK_WRITE_PENDING,

	TCF_META_ID_VLAN_TAG,

	TCF_META_ID_RXHASH,

	__TCF_META_ID_MAX

};

#define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)

struct tcf_meta_hdr {

	struct tcf_meta_val	left;

	struct tcf_meta_val	right;

};

#endif