1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __LINUX_TC_EM_META_H
3#define __LINUX_TC_EM_META_H
4
5#include <linux/types.h>
6#include <linux/pkt_cls.h>
7
8enum {
9	TCA_EM_META_UNSPEC,
10	TCA_EM_META_HDR,
11	TCA_EM_META_LVALUE,
12	TCA_EM_META_RVALUE,
13	__TCA_EM_META_MAX
14};
15#define TCA_EM_META_MAX (__TCA_EM_META_MAX - 1)
16
17struct tcf_meta_val {
18	__u16			kind;
19	__u8			shift;
20	__u8			op;
21};
22
23#define TCF_META_TYPE_MASK	(0xf << 12)
24#define TCF_META_TYPE(kind)	(((kind) & TCF_META_TYPE_MASK) >> 12)
25#define TCF_META_ID_MASK	0x7ff
26#define TCF_META_ID(kind)	((kind) & TCF_META_ID_MASK)
27
28enum {
29	TCF_META_TYPE_VAR,
30	TCF_META_TYPE_INT,
31	__TCF_META_TYPE_MAX
32};
33#define TCF_META_TYPE_MAX (__TCF_META_TYPE_MAX - 1)
34
35enum {
36	TCF_META_ID_VALUE,
37	TCF_META_ID_RANDOM,
38	TCF_META_ID_LOADAVG_0,
39	TCF_META_ID_LOADAVG_1,
40	TCF_META_ID_LOADAVG_2,
41	TCF_META_ID_DEV,
42	TCF_META_ID_PRIORITY,
43	TCF_META_ID_PROTOCOL,
44	TCF_META_ID_PKTTYPE,
45	TCF_META_ID_PKTLEN,
46	TCF_META_ID_DATALEN,
47	TCF_META_ID_MACLEN,
48	TCF_META_ID_NFMARK,
49	TCF_META_ID_TCINDEX,
50	TCF_META_ID_RTCLASSID,
51	TCF_META_ID_RTIIF,
52	TCF_META_ID_SK_FAMILY,
53	TCF_META_ID_SK_STATE,
54	TCF_META_ID_SK_REUSE,
55	TCF_META_ID_SK_BOUND_IF,
56	TCF_META_ID_SK_REFCNT,
57	TCF_META_ID_SK_SHUTDOWN,
58	TCF_META_ID_SK_PROTO,
59	TCF_META_ID_SK_TYPE,
60	TCF_META_ID_SK_RCVBUF,
61	TCF_META_ID_SK_RMEM_ALLOC,
62	TCF_META_ID_SK_WMEM_ALLOC,
63	TCF_META_ID_SK_OMEM_ALLOC,
64	TCF_META_ID_SK_WMEM_QUEUED,
65	TCF_META_ID_SK_RCV_QLEN,
66	TCF_META_ID_SK_SND_QLEN,
67 	TCF_META_ID_SK_ERR_QLEN,
68	TCF_META_ID_SK_FORWARD_ALLOCS,
69	TCF_META_ID_SK_SNDBUF,
70 	TCF_META_ID_SK_ALLOCS,
71	__TCF_META_ID_SK_ROUTE_CAPS,	/* unimplemented but in ABI already */
72 	TCF_META_ID_SK_HASH,
73 	TCF_META_ID_SK_LINGERTIME,
74 	TCF_META_ID_SK_ACK_BACKLOG,
75 	TCF_META_ID_SK_MAX_ACK_BACKLOG,
76 	TCF_META_ID_SK_PRIO,
77 	TCF_META_ID_SK_RCVLOWAT,
78 	TCF_META_ID_SK_RCVTIMEO,
79 	TCF_META_ID_SK_SNDTIMEO,
80 	TCF_META_ID_SK_SENDMSG_OFF,
81 	TCF_META_ID_SK_WRITE_PENDING,
82	TCF_META_ID_VLAN_TAG,
83	TCF_META_ID_RXHASH,
84	__TCF_META_ID_MAX
85};
86#define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)
87
88struct tcf_meta_hdr {
89	struct tcf_meta_val	left;
90	struct tcf_meta_val	right;
91};
92
93#endif
94