cregit-Linux how code gets into the kernel

Release 4.12 include/uapi/linux/neighbour.h

#ifndef __LINUX_NEIGHBOUR_H

#define __LINUX_NEIGHBOUR_H

#include <linux/types.h>
#include <linux/netlink.h>


struct ndmsg {
	
__u8		ndm_family;
	
__u8		ndm_pad1;
	
__u16		ndm_pad2;
	
__s32		ndm_ifindex;
	
__u16		ndm_state;
	
__u8		ndm_flags;
	
__u8		ndm_type;
};

enum {
	
NDA_UNSPEC,
	
NDA_DST,
	
NDA_LLADDR,
	
NDA_CACHEINFO,
	
NDA_PROBES,
	
NDA_VLAN,
	
NDA_PORT,
	
NDA_VNI,
	
NDA_IFINDEX,
	
NDA_MASTER,
	
NDA_LINK_NETNSID,
	
NDA_SRC_VNI,
	
__NDA_MAX
};


#define NDA_MAX (__NDA_MAX - 1)

/*
 *      Neighbor Cache Entry Flags
 */


#define NTF_USE		0x01

#define NTF_SELF	0x02

#define NTF_MASTER	0x04

#define NTF_PROXY	0x08	
/* == ATF_PUBL */

#define NTF_EXT_LEARNED	0x10

#define NTF_ROUTER	0x80

/*
 *      Neighbor Cache Entry States.
 */


#define NUD_INCOMPLETE	0x01

#define NUD_REACHABLE	0x02

#define NUD_STALE	0x04

#define NUD_DELAY	0x08

#define NUD_PROBE	0x10

#define NUD_FAILED	0x20

/* Dummy states */

#define NUD_NOARP	0x40

#define NUD_PERMANENT	0x80

#define NUD_NONE	0x00

/* NUD_NOARP & NUD_PERMANENT are pseudostates, they never change
   and make no address resolution or NUD.
   NUD_PERMANENT also cannot be deleted by garbage collectors.
 */


struct nda_cacheinfo {
	
__u32		ndm_confirmed;
	
__u32		ndm_used;
	
__u32		ndm_updated;
	
__u32		ndm_refcnt;
};

/*****************************************************************
 *              Neighbour tables specific messages.
 *
 * To retrieve the neighbour tables send RTM_GETNEIGHTBL with the
 * NLM_F_DUMP flag set. Every neighbour table configuration is
 * spread over multiple messages to avoid running into message
 * size limits on systems with many interfaces. The first message
 * in the sequence transports all not device specific data such as
 * statistics, configuration, and the default parameter set.
 * This message is followed by 0..n messages carrying device
 * specific parameter sets.
 * Although the ordering should be sufficient, NDTA_NAME can be
 * used to identify sequences. The initial message can be identified
 * by checking for NDTA_CONFIG. The device specific messages do
 * not contain this TLV but have NDTPA_IFINDEX set to the
 * corresponding interface index.
 *
 * To change neighbour table attributes, send RTM_SETNEIGHTBL
 * with NDTA_NAME set. Changeable attribute include NDTA_THRESH[1-3],
 * NDTA_GC_INTERVAL, and all TLVs in NDTA_PARMS unless marked
 * otherwise. Device specific parameter sets can be changed by
 * setting NDTPA_IFINDEX to the interface index of the corresponding
 * device.
 ****/


struct ndt_stats {
	
__u64		ndts_allocs;
	
__u64		ndts_destroys;
	
__u64		ndts_hash_grows;
	
__u64		ndts_res_failed;
	
__u64		ndts_lookups;
	
__u64		ndts_hits;
	
__u64		ndts_rcv_probes_mcast;
	
__u64		ndts_rcv_probes_ucast;
	
__u64		ndts_periodic_gc_runs;
	
__u64		ndts_forced_gc_runs;
	
__u64		ndts_table_fulls;
};

enum {
	
NDTPA_UNSPEC,
	
NDTPA_IFINDEX,			/* u32, unchangeable */
	
NDTPA_REFCNT,			/* u32, read-only */
	
NDTPA_REACHABLE_TIME,		/* u64, read-only, msecs */
	
NDTPA_BASE_REACHABLE_TIME,	/* u64, msecs */
	
NDTPA_RETRANS_TIME,		/* u64, msecs */
	
NDTPA_GC_STALETIME,		/* u64, msecs */
	
NDTPA_DELAY_PROBE_TIME,		/* u64, msecs */
	
NDTPA_QUEUE_LEN,		/* u32 */
	
NDTPA_APP_PROBES,		/* u32 */
	
NDTPA_UCAST_PROBES,		/* u32 */
	
NDTPA_MCAST_PROBES,		/* u32 */
	
NDTPA_ANYCAST_DELAY,		/* u64, msecs */
	
NDTPA_PROXY_DELAY,		/* u64, msecs */
	
NDTPA_PROXY_QLEN,		/* u32 */
	
NDTPA_LOCKTIME,			/* u64, msecs */
	
NDTPA_QUEUE_LENBYTES,		/* u32 */
	
NDTPA_MCAST_REPROBES,		/* u32 */
	
NDTPA_PAD,
	
__NDTPA_MAX
};

#define NDTPA_MAX (__NDTPA_MAX - 1)


struct ndtmsg {
	
__u8		ndtm_family;
	
__u8		ndtm_pad1;
	
__u16		ndtm_pad2;
};


struct ndt_config {
	
__u16		ndtc_key_len;
	
__u16		ndtc_entry_size;
	
__u32		ndtc_entries;
	
__u32		ndtc_last_flush;	/* delta to now in msecs */
	
__u32		ndtc_last_rand;		/* delta to now in msecs */
	
__u32		ndtc_hash_rnd;
	
__u32		ndtc_hash_mask;
	
__u32		ndtc_hash_chain_gc;
	
__u32		ndtc_proxy_qlen;
};

enum {
	
NDTA_UNSPEC,
	
NDTA_NAME,			/* char *, unchangeable */
	
NDTA_THRESH1,			/* u32 */
	
NDTA_THRESH2,			/* u32 */
	
NDTA_THRESH3,			/* u32 */
	
NDTA_CONFIG,			/* struct ndt_config, read-only */
	
NDTA_PARMS,			/* nested TLV NDTPA_* */
	
NDTA_STATS,			/* struct ndt_stats, read-only */
	
NDTA_GC_INTERVAL,		/* u64, msecs */
	
NDTA_PAD,
	
__NDTA_MAX
};

#define NDTA_MAX (__NDTA_MAX - 1)

#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Thomas Graf29686.30%211.76%
Jiri Pirko82.33%15.88%
David L Stevens61.75%15.88%
Nicolas Dichtel61.75%317.65%
Eric W. Biedermann41.17%15.88%
Roopa Prabhu41.17%211.76%
Scott Feldman41.17%15.88%
Eric Dumazet30.87%15.88%
Hideaki Yoshifuji/吉藤英明30.87%15.88%
Jaswinder Singh Rajput30.87%15.88%
Rick Jones30.87%15.88%
Vlad Yasevich20.58%15.88%
Li Zhong10.29%15.88%
Total343100.00%17100.00%
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