1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 2#ifndef __UAPI_PSAMPLE_H
 3#define __UAPI_PSAMPLE_H
 4
 5enum {
 6	PSAMPLE_ATTR_IIFINDEX,
 7	PSAMPLE_ATTR_OIFINDEX,
 8	PSAMPLE_ATTR_ORIGSIZE,
 9	PSAMPLE_ATTR_SAMPLE_GROUP,
10	PSAMPLE_ATTR_GROUP_SEQ,
11	PSAMPLE_ATTR_SAMPLE_RATE,	/* u32, ratio between observed and
12					 * sampled packets or scaled probability
13					 * if PSAMPLE_ATTR_SAMPLE_PROBABILITY
14					 * is set.
15					 */
16	PSAMPLE_ATTR_DATA,
17	PSAMPLE_ATTR_GROUP_REFCOUNT,
18	PSAMPLE_ATTR_TUNNEL,
19
20	PSAMPLE_ATTR_PAD,
21	PSAMPLE_ATTR_OUT_TC,		/* u16 */
22	PSAMPLE_ATTR_OUT_TC_OCC,	/* u64, bytes */
23	PSAMPLE_ATTR_LATENCY,		/* u64, nanoseconds */
24	PSAMPLE_ATTR_TIMESTAMP,		/* u64, nanoseconds */
25	PSAMPLE_ATTR_PROTO,		/* u16 */
26	PSAMPLE_ATTR_USER_COOKIE,	/* binary, user provided data */
27	PSAMPLE_ATTR_SAMPLE_PROBABILITY,/* no argument, interpret rate in
28					 * PSAMPLE_ATTR_SAMPLE_RATE as a
29					 * probability scaled 0 - U32_MAX.
30					 */
31
32	__PSAMPLE_ATTR_MAX
33};
34
35enum psample_command {
36	PSAMPLE_CMD_SAMPLE,
37	PSAMPLE_CMD_GET_GROUP,
38	PSAMPLE_CMD_NEW_GROUP,
39	PSAMPLE_CMD_DEL_GROUP,
40};
41
42enum psample_tunnel_key_attr {
43	PSAMPLE_TUNNEL_KEY_ATTR_ID,                 /* be64 Tunnel ID */
44	PSAMPLE_TUNNEL_KEY_ATTR_IPV4_SRC,           /* be32 src IP address. */
45	PSAMPLE_TUNNEL_KEY_ATTR_IPV4_DST,           /* be32 dst IP address. */
46	PSAMPLE_TUNNEL_KEY_ATTR_TOS,                /* u8 Tunnel IP ToS. */
47	PSAMPLE_TUNNEL_KEY_ATTR_TTL,                /* u8 Tunnel IP TTL. */
48	PSAMPLE_TUNNEL_KEY_ATTR_DONT_FRAGMENT,      /* No argument, set DF. */
49	PSAMPLE_TUNNEL_KEY_ATTR_CSUM,               /* No argument. CSUM packet. */
50	PSAMPLE_TUNNEL_KEY_ATTR_OAM,                /* No argument. OAM frame.  */
51	PSAMPLE_TUNNEL_KEY_ATTR_GENEVE_OPTS,        /* Array of Geneve options. */
52	PSAMPLE_TUNNEL_KEY_ATTR_TP_SRC,	            /* be16 src Transport Port. */
53	PSAMPLE_TUNNEL_KEY_ATTR_TP_DST,		    /* be16 dst Transport Port. */
54	PSAMPLE_TUNNEL_KEY_ATTR_VXLAN_OPTS,	    /* Nested VXLAN opts* */
55	PSAMPLE_TUNNEL_KEY_ATTR_IPV6_SRC,           /* struct in6_addr src IPv6 address. */
56	PSAMPLE_TUNNEL_KEY_ATTR_IPV6_DST,           /* struct in6_addr dst IPv6 address. */
57	PSAMPLE_TUNNEL_KEY_ATTR_PAD,
58	PSAMPLE_TUNNEL_KEY_ATTR_ERSPAN_OPTS,        /* struct erspan_metadata */
59	PSAMPLE_TUNNEL_KEY_ATTR_IPV4_INFO_BRIDGE,   /* No argument. IPV4_INFO_BRIDGE mode.*/
60	__PSAMPLE_TUNNEL_KEY_ATTR_MAX
61};
62
63/* Can be overridden at runtime by module option */
64#define PSAMPLE_ATTR_MAX (__PSAMPLE_ATTR_MAX - 1)
65
66#define PSAMPLE_NL_MCGRP_CONFIG_NAME "config"
67#define PSAMPLE_NL_MCGRP_SAMPLE_NAME "packets"
68#define PSAMPLE_GENL_NAME "psample"
69#define PSAMPLE_GENL_VERSION 1
70
71#endif