Quelle psample.h Sprache: C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UAPI_PSAMPLE_H
#define __UAPI_PSAMPLE_H

enum {
PSAMPLE_ATTR_IIFINDEX,
PSAMPLE_ATTR_OIFINDEX,
PSAMPLE_ATTR_ORIGSIZE,
PSAMPLE_ATTR_SAMPLE_GROUP,
PSAMPLE_ATTR_GROUP_SEQ,
PSAMPLE_ATTR_SAMPLE_RATE, /* u32, ratio between observed and
* sampled packets or scaled probability
* if PSAMPLE_ATTR_SAMPLE_PROBABILITY
* is set.
*/
PSAMPLE_ATTR_DATA,
PSAMPLE_ATTR_GROUP_REFCOUNT,
PSAMPLE_ATTR_TUNNEL,

PSAMPLE_ATTR_PAD,
PSAMPLE_ATTR_OUT_TC,  /* u16 */
PSAMPLE_ATTR_OUT_TC_OCC, /* u64, bytes */
PSAMPLE_ATTR_LATENCY,  /* u64, nanoseconds */
PSAMPLE_ATTR_TIMESTAMP,  /* u64, nanoseconds */
PSAMPLE_ATTR_PROTO,  /* u16 */
PSAMPLE_ATTR_USER_COOKIE, /* binary, user provided data */
PSAMPLE_ATTR_SAMPLE_PROBABILITY,/* no argument, interpret rate in
* PSAMPLE_ATTR_SAMPLE_RATE as a
* probability scaled 0 - U32_MAX.
*/

__PSAMPLE_ATTR_MAX
};

enum psample_command {
PSAMPLE_CMD_SAMPLE,
PSAMPLE_CMD_GET_GROUP,
PSAMPLE_CMD_NEW_GROUP,
PSAMPLE_CMD_DEL_GROUP,
};

enum psample_tunnel_key_attr {
PSAMPLE_TUNNEL_KEY_ATTR_ID,                 /* be64 Tunnel ID */
PSAMPLE_TUNNEL_KEY_ATTR_IPV4_SRC,           /* be32 src IP address. */
PSAMPLE_TUNNEL_KEY_ATTR_IPV4_DST,           /* be32 dst IP address. */
PSAMPLE_TUNNEL_KEY_ATTR_TOS,                /* u8 Tunnel IP ToS. */
PSAMPLE_TUNNEL_KEY_ATTR_TTL,                /* u8 Tunnel IP TTL. */
PSAMPLE_TUNNEL_KEY_ATTR_DONT_FRAGMENT,      /* No argument, set DF. */
PSAMPLE_TUNNEL_KEY_ATTR_CSUM,               /* No argument. CSUM packet. */
PSAMPLE_TUNNEL_KEY_ATTR_OAM,                /* No argument. OAM frame.  */
PSAMPLE_TUNNEL_KEY_ATTR_GENEVE_OPTS,        /* Array of Geneve options. */
PSAMPLE_TUNNEL_KEY_ATTR_TP_SRC,             /* be16 src Transport Port. */
PSAMPLE_TUNNEL_KEY_ATTR_TP_DST,      /* be16 dst Transport Port. */
PSAMPLE_TUNNEL_KEY_ATTR_VXLAN_OPTS,     /* Nested VXLAN opts* */
PSAMPLE_TUNNEL_KEY_ATTR_IPV6_SRC,           /* struct in6_addr src IPv6 address. */
PSAMPLE_TUNNEL_KEY_ATTR_IPV6_DST,           /* struct in6_addr dst IPv6 address. */
PSAMPLE_TUNNEL_KEY_ATTR_PAD,
PSAMPLE_TUNNEL_KEY_ATTR_ERSPAN_OPTS,        /* struct erspan_metadata */
PSAMPLE_TUNNEL_KEY_ATTR_IPV4_INFO_BRIDGE,   /* No argument. IPV4_INFO_BRIDGE mode.*/
__PSAMPLE_TUNNEL_KEY_ATTR_MAX
};

/* Can be overridden at runtime by module option */
#define PSAMPLE_ATTR_MAX (__PSAMPLE_ATTR_MAX - 1)

#define PSAMPLE_NL_MCGRP_CONFIG_NAME "config"
#define PSAMPLE_NL_MCGRP_SAMPLE_NAME "packets"
#define PSAMPLE_GENL_NAME "psample"
#define PSAMPLE_GENL_VERSION 1

#endif

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