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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_IP_TUNNELS_H
#define __NET_IP_TUNNELS_H 1

#include <linux/if_tunnel.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/socket.h>
#include <linux/types.h>
#include <linux/u64_stats_sync.h>
#include <linux/bitops.h>

#include <net/dsfield.h>
#include <net/gro_cells.h>
#include <net/inet_ecn.h>
#include <net/netns/generic.h>
#include <net/rtnetlink.h>
#include <net/lwtunnel.h>
#include <net/dst_cache.h>

#if IS_ENABLED(CONFIG_IPV6)
#include <net/ipv6.h>
#include <net/ip6_fib.h>
#include <net/ip6_route.h>
#endif

/* Keep error state on tunnel for 30 sec */
#define IPTUNNEL_ERR_TIMEO	(30*HZ)

/* Used to memset ip_tunnel padding. */
#define IP_TUNNEL_KEY_SIZE	offsetofend(struct ip_tunnel_key, tp_dst)

/* Used to memset ipv4 address padding. */
#define IP_TUNNEL_KEY_IPV4_PAD	offsetofend(struct ip_tunnel_key, u.ipv4.dst)
#define IP_TUNNEL_KEY_IPV4_PAD_LEN				\
	(FIELD_SIZEOF(struct ip_tunnel_key, u) -		\
	 FIELD_SIZEOF(struct ip_tunnel_key, u.ipv4))

struct ip_tunnel_key {
	__be64			tun_id;
	union {
		struct {
			__be32	src;
			__be32	dst;
		} ipv4;
		struct {
			struct in6_addr src;
			struct in6_addr dst;
		} ipv6;
	} u;
	__be16			tun_flags;
	u8			tos;		/* TOS for IPv4, TC for IPv6 */
	u8			ttl;		/* TTL for IPv4, HL for IPv6 */
	__be32			label;		/* Flow Label for IPv6 */
	__be16			tp_src;
	__be16			tp_dst;
};

/* Flags for ip_tunnel_info mode. */
#define IP_TUNNEL_INFO_TX	0x01	/* represents tx tunnel parameters */
#define IP_TUNNEL_INFO_IPV6	0x02	/* key contains IPv6 addresses */
#define IP_TUNNEL_INFO_BRIDGE	0x04	/* represents a bridged tunnel id */

/* Maximum tunnel options length. */
#define IP_TUNNEL_OPTS_MAX					\
	GENMASK((FIELD_SIZEOF(struct ip_tunnel_info,		\
			      options_len) * BITS_PER_BYTE) - 1, 0)

struct ip_tunnel_info {
	struct ip_tunnel_key	key;
#ifdef CONFIG_DST_CACHE
	struct dst_cache	dst_cache;
#endif
	u8			options_len;
	u8			mode;
};

/* 6rd prefix/relay information */
#ifdef CONFIG_IPV6_SIT_6RD
struct ip_tunnel_6rd_parm {
	struct in6_addr		prefix;
	__be32			relay_prefix;
	u16			prefixlen;
	u16			relay_prefixlen;
};
#endif

struct ip_tunnel_encap {
	u16			type;
	u16			flags;
	__be16			sport;
	__be16			dport;
};

struct ip_tunnel_prl_entry {
	struct ip_tunnel_prl_entry __rcu *next;
	__be32				addr;
	u16				flags;
	struct rcu_head			rcu_head;
};

struct metadata_dst;
/* A fan overlay /8 (250.0.0.0/8, for example) maps to exactly one /16
 * underlay (10.88.0.0/16, for example).  Multiple local addresses within
 * the /16 may be used, but a particular overlay may not span
 * multiple underlay subnets.
 *
 * We store one underlay, indexed by the overlay's high order octet.
 */
#define FAN_OVERLAY_CNT		256

struct ip_fan_map {
	__be32			underlay;
	__be32			overlay;
	u16			underlay_prefix;
	u16			overlay_prefix;
	u32			overlay_mask;
	struct list_head	list;
	struct rcu_head		rcu;
};

struct ip_tunnel_fan {
	struct list_head	fan_maps;
};

struct ip_tunnel {
	struct ip_tunnel __rcu	*next;
	struct hlist_node hash_node;
	struct net_device	*dev;
	struct net		*net;	/* netns for packet i/o */

	unsigned long	err_time;	/* Time when the last ICMP error
					 * arrived */
	int		err_count;	/* Number of arrived ICMP errors */

	/* These four fields used only by GRE */
	u32		i_seqno;	/* The last seen seqno	*/
	u32		o_seqno;	/* The last output seqno */
	int		tun_hlen;	/* Precalculated header length */

	/* This field used only by ERSPAN */
	u32		index;		/* ERSPAN type II index */

	struct dst_cache dst_cache;

	struct ip_tunnel_parm parms;

	int		mlink;
	int		encap_hlen;	/* Encap header length (FOU,GUE) */
	int		hlen;		/* tun_hlen + encap_hlen */
	struct ip_tunnel_encap encap;

	/* for SIT */
#ifdef CONFIG_IPV6_SIT_6RD
	struct ip_tunnel_6rd_parm ip6rd;
#endif
	struct ip_tunnel_prl_entry __rcu *prl;	/* potential router list */
	unsigned int		prl_count;	/* # of entries in PRL */
	struct ip_tunnel_fan	fan;
	unsigned int		ip_tnl_net_id;
	struct gro_cells	gro_cells;
	__u32			fwmark;
	bool			collect_md;
	bool			ignore_df;
};

#define TUNNEL_CSUM		__cpu_to_be16(0x01)
#define TUNNEL_ROUTING		__cpu_to_be16(0x02)
#define TUNNEL_KEY		__cpu_to_be16(0x04)
#define TUNNEL_SEQ		__cpu_to_be16(0x08)
#define TUNNEL_STRICT		__cpu_to_be16(0x10)
#define TUNNEL_REC		__cpu_to_be16(0x20)
#define TUNNEL_VERSION		__cpu_to_be16(0x40)
#define TUNNEL_NO_KEY		__cpu_to_be16(0x80)
#define TUNNEL_DONT_FRAGMENT    __cpu_to_be16(0x0100)
#define TUNNEL_OAM		__cpu_to_be16(0x0200)
#define TUNNEL_CRIT_OPT		__cpu_to_be16(0x0400)
#define TUNNEL_GENEVE_OPT	__cpu_to_be16(0x0800)
#define TUNNEL_VXLAN_OPT	__cpu_to_be16(0x1000)
#define TUNNEL_NOCACHE		__cpu_to_be16(0x2000)
#define TUNNEL_ERSPAN_OPT	__cpu_to_be16(0x4000)

#define TUNNEL_OPTIONS_PRESENT \
		(TUNNEL_GENEVE_OPT | TUNNEL_VXLAN_OPT | TUNNEL_ERSPAN_OPT)

static inline int fan_has_map(const struct ip_tunnel_fan *fan)
{
	return !list_empty(&fan->fan_maps);
}

struct tnl_ptk_info {
	__be16 flags;
	__be16 proto;
	__be32 key;
	__be32 seq;
	int hdr_len;
};

#define PACKET_RCVD	0
#define PACKET_REJECT	1
#define PACKET_NEXT	2

#define IP_TNL_HASH_BITS   7
#define IP_TNL_HASH_SIZE   (1 << IP_TNL_HASH_BITS)

struct ip_tunnel_net {
	struct net_device *fb_tunnel_dev;
	struct hlist_head tunnels[IP_TNL_HASH_SIZE];
	struct ip_tunnel __rcu *collect_md_tun;
};

static inline void ip_tunnel_key_init(struct ip_tunnel_key *key,
				      __be32 saddr, __be32 daddr,
				      u8 tos, u8 ttl, __be32 label,
				      __be16 tp_src, __be16 tp_dst,
				      __be64 tun_id, __be16 tun_flags)
{
	key->tun_id = tun_id;
	key->u.ipv4.src = saddr;
	key->u.ipv4.dst = daddr;
	memset((unsigned char *)key + IP_TUNNEL_KEY_IPV4_PAD,
	       0, IP_TUNNEL_KEY_IPV4_PAD_LEN);
	key->tos = tos;
	key->ttl = ttl;
	key->label = label;
	key->tun_flags = tun_flags;

	/* For the tunnel types on the top of IPsec, the tp_src and tp_dst of
	 * the upper tunnel are used.
	 * E.g: GRE over IPSEC, the tp_src and tp_port are zero.
	 */
	key->tp_src = tp_src;
	key->tp_dst = tp_dst;

	/* Clear struct padding. */
	if (sizeof(*key) != IP_TUNNEL_KEY_SIZE)
		memset((unsigned char *)key + IP_TUNNEL_KEY_SIZE,
		       0, sizeof(*key) - IP_TUNNEL_KEY_SIZE);
}

static inline bool
ip_tunnel_dst_cache_usable(const struct sk_buff *skb,
			   const struct ip_tunnel_info *info)
{
	if (skb->mark)
		return false;
	if (!info)
		return true;
	if (info->key.tun_flags & TUNNEL_NOCACHE)
		return false;

	return true;
}

static inline unsigned short ip_tunnel_info_af(const struct ip_tunnel_info
					       *tun_info)
{
	return tun_info->mode & IP_TUNNEL_INFO_IPV6 ? AF_INET6 : AF_INET;
}

static inline __be64 key32_to_tunnel_id(__be32 key)
{
#ifdef __BIG_ENDIAN
	return (__force __be64)key;
#else
	return (__force __be64)((__force u64)key << 32);
#endif
}

/* Returns the least-significant 32 bits of a __be64. */
static inline __be32 tunnel_id_to_key32(__be64 tun_id)
{
#ifdef __BIG_ENDIAN
	return (__force __be32)tun_id;
#else
	return (__force __be32)((__force u64)tun_id >> 32);
#endif
}

#ifdef CONFIG_INET

int ip_tunnel_init(struct net_device *dev);
void ip_tunnel_uninit(struct net_device *dev);
void  ip_tunnel_dellink(struct net_device *dev, struct list_head *head);
struct net *ip_tunnel_get_link_net(const struct net_device *dev);
int ip_tunnel_get_iflink(const struct net_device *dev);
int ip_tunnel_init_net(struct net *net, unsigned int ip_tnl_net_id,
		       struct rtnl_link_ops *ops, char *devname);

void ip_tunnel_delete_nets(struct list_head *list_net, unsigned int id,
			   struct rtnl_link_ops *ops);

void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
		    const struct iphdr *tnl_params, const u8 protocol);
void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
		       const u8 proto);
int ip_tunnel_ioctl(struct net_device *dev, struct ip_tunnel_parm *p, int cmd);
int __ip_tunnel_change_mtu(struct net_device *dev, int new_mtu, bool strict);
int ip_tunnel_change_mtu(struct net_device *dev, int new_mtu);

void ip_tunnel_get_stats64(struct net_device *dev,
			   struct rtnl_link_stats64 *tot);
struct ip_tunnel *ip_tunnel_lookup(struct ip_tunnel_net *itn,
				   int link, __be16 flags,
				   __be32 remote, __be32 local,
				   __be32 key);

int ip_tunnel_rcv(struct ip_tunnel *tunnel, struct sk_buff *skb,
		  const struct tnl_ptk_info *tpi, struct metadata_dst *tun_dst,
		  bool log_ecn_error);
int ip_tunnel_changelink(struct net_device *dev, struct nlattr *tb[],
			 struct ip_tunnel_parm *p, __u32 fwmark);
int ip_tunnel_newlink(struct net_device *dev, struct nlattr *tb[],
		      struct ip_tunnel_parm *p, __u32 fwmark);
void ip_tunnel_setup(struct net_device *dev, unsigned int net_id);

struct ip_tunnel_encap_ops {
	size_t (*encap_hlen)(struct ip_tunnel_encap *e);
	int (*build_header)(struct sk_buff *skb, struct ip_tunnel_encap *e,
			    u8 *protocol, struct flowi4 *fl4);
};

#define MAX_IPTUN_ENCAP_OPS 8

extern const struct ip_tunnel_encap_ops __rcu *
		iptun_encaps[MAX_IPTUN_ENCAP_OPS];

int ip_tunnel_encap_add_ops(const struct ip_tunnel_encap_ops *op,
			    unsigned int num);
int ip_tunnel_encap_del_ops(const struct ip_tunnel_encap_ops *op,
			    unsigned int num);

int ip_tunnel_encap_setup(struct ip_tunnel *t,
			  struct ip_tunnel_encap *ipencap);

static inline bool pskb_inet_may_pull(struct sk_buff *skb)
{
	int nhlen;

	switch (skb->protocol) {
#if IS_ENABLED(CONFIG_IPV6)
	case htons(ETH_P_IPV6):
		nhlen = sizeof(struct ipv6hdr);
		break;
#endif
	case htons(ETH_P_IP):
		nhlen = sizeof(struct iphdr);
		break;
	default:
		nhlen = 0;
	}

	return pskb_network_may_pull(skb, nhlen);
}

static inline int ip_encap_hlen(struct ip_tunnel_encap *e)
{
	const struct ip_tunnel_encap_ops *ops;
	int hlen = -EINVAL;

	if (e->type == TUNNEL_ENCAP_NONE)
		return 0;

	if (e->type >= MAX_IPTUN_ENCAP_OPS)
		return -EINVAL;

	rcu_read_lock();
	ops = rcu_dereference(iptun_encaps[e->type]);
	if (likely(ops && ops->encap_hlen))
		hlen = ops->encap_hlen(e);
	rcu_read_unlock();

	return hlen;
}

static inline int ip_tunnel_encap(struct sk_buff *skb, struct ip_tunnel *t,
				  u8 *protocol, struct flowi4 *fl4)
{
	const struct ip_tunnel_encap_ops *ops;
	int ret = -EINVAL;

	if (t->encap.type == TUNNEL_ENCAP_NONE)
		return 0;

	if (t->encap.type >= MAX_IPTUN_ENCAP_OPS)
		return -EINVAL;

	rcu_read_lock();
	ops = rcu_dereference(iptun_encaps[t->encap.type]);
	if (likely(ops && ops->build_header))
		ret = ops->build_header(skb, &t->encap, protocol, fl4);
	rcu_read_unlock();

	return ret;
}

/* Extract dsfield from inner protocol */
static inline u8 ip_tunnel_get_dsfield(const struct iphdr *iph,
				       const struct sk_buff *skb)
{
	if (skb->protocol == htons(ETH_P_IP))
		return iph->tos;
	else if (skb->protocol == htons(ETH_P_IPV6))
		return ipv6_get_dsfield((const struct ipv6hdr *)iph);
	else
		return 0;
}

/* Propogate ECN bits out */
static inline u8 ip_tunnel_ecn_encap(u8 tos, const struct iphdr *iph,
				     const struct sk_buff *skb)
{
	u8 inner = ip_tunnel_get_dsfield(iph, skb);

	return INET_ECN_encapsulate(tos, inner);
}

int __iptunnel_pull_header(struct sk_buff *skb, int hdr_len,
			   __be16 inner_proto, bool raw_proto, bool xnet);

static inline int iptunnel_pull_header(struct sk_buff *skb, int hdr_len,
				       __be16 inner_proto, bool xnet)
{
	return __iptunnel_pull_header(skb, hdr_len, inner_proto, false, xnet);
}

void iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb,
		   __be32 src, __be32 dst, u8 proto,
		   u8 tos, u8 ttl, __be16 df, bool xnet);
struct metadata_dst *iptunnel_metadata_reply(struct metadata_dst *md,
					     gfp_t flags);

int iptunnel_handle_offloads(struct sk_buff *skb, int gso_type_mask);

static inline int iptunnel_pull_offloads(struct sk_buff *skb)
{
	if (skb_is_gso(skb)) {
		int err;

		err = skb_unclone(skb, GFP_ATOMIC);
		if (unlikely(err))
			return err;
		skb_shinfo(skb)->gso_type &= ~(NETIF_F_GSO_ENCAP_ALL >>
					       NETIF_F_GSO_SHIFT);
	}

	skb->encapsulation = 0;
	return 0;
}

static inline void iptunnel_xmit_stats(struct net_device *dev, int pkt_len)
{
	if (pkt_len > 0) {
		struct pcpu_sw_netstats *tstats = get_cpu_ptr(dev->tstats);

		u64_stats_update_begin(&tstats->syncp);
		tstats->tx_bytes += pkt_len;
		tstats->tx_packets++;
		u64_stats_update_end(&tstats->syncp);
		put_cpu_ptr(tstats);
	} else {
		struct net_device_stats *err_stats = &dev->stats;

		if (pkt_len < 0) {
			err_stats->tx_errors++;
			err_stats->tx_aborted_errors++;
		} else {
			err_stats->tx_dropped++;
		}
	}
}

static inline void *ip_tunnel_info_opts(struct ip_tunnel_info *info)
{
	return info + 1;
}

static inline void ip_tunnel_info_opts_get(void *to,
					   const struct ip_tunnel_info *info)
{
	memcpy(to, info + 1, info->options_len);
}

static inline void ip_tunnel_info_opts_set(struct ip_tunnel_info *info,
					   const void *from, int len)
{
	memcpy(ip_tunnel_info_opts(info), from, len);
	info->options_len = len;
}

static inline struct ip_tunnel_info *lwt_tun_info(struct lwtunnel_state *lwtstate)
{
	return (struct ip_tunnel_info *)lwtstate->data;
}

extern struct static_key ip_tunnel_metadata_cnt;

/* Returns > 0 if metadata should be collected */
static inline int ip_tunnel_collect_metadata(void)
{
	return static_key_false(&ip_tunnel_metadata_cnt);
}

void __init ip_tunnel_core_init(void);

void ip_tunnel_need_metadata(void);
void ip_tunnel_unneed_metadata(void);

#else /* CONFIG_INET */

static inline struct ip_tunnel_info *lwt_tun_info(struct lwtunnel_state *lwtstate)
{
	return NULL;
}

static inline void ip_tunnel_need_metadata(void)
{
}

static inline void ip_tunnel_unneed_metadata(void)
{
}

static inline void ip_tunnel_info_opts_get(void *to,
					   const struct ip_tunnel_info *info)
{
}

static inline void ip_tunnel_info_opts_set(struct ip_tunnel_info *info,
					   const void *from, int len)
{
	info->options_len = 0;
}

#endif /* CONFIG_INET */

#endif /* __NET_IP_TUNNELS_H */

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caif Folder 0755
iucv Folder 0755
netfilter Folder 0755
netns Folder 0755
nfc Folder 0755
phonet Folder 0755
sctp Folder 0755
tc_act Folder 0755
6lowpan.h File 10.03 KB 0644
Space.h File 1.15 KB 0644
act_api.h File 6.38 KB 0644
addrconf.h File 12.63 KB 0644
af_ieee802154.h File 1.55 KB 0644
af_rxrpc.h File 2.79 KB 0644
af_unix.h File 2.22 KB 0644
af_vsock.h File 7.21 KB 0644
ah.h File 382 B 0644
arp.h File 2 KB 0644
atmclip.h File 1.48 KB 0644
ax25.h File 15.02 KB 0644
ax88796.h File 998 B 0644
bond_3ad.h File 9.79 KB 0644
bond_alb.h File 6.6 KB 0644
bond_options.h File 3.92 KB 0644
bonding.h File 19.1 KB 0644
busy_poll.h File 3.8 KB 0644
calipso.h File 2.15 KB 0644
cfg80211-wext.h File 1.95 KB 0644
cfg80211.h File 221.24 KB 0644
cfg802154.h File 10.89 KB 0644
checksum.h File 4.76 KB 0644
cipso_ipv4.h File 8.2 KB 0644
cls_cgroup.h File 2.15 KB 0644
codel.h File 5.65 KB 0644
codel_impl.h File 7.98 KB 0644
codel_qdisc.h File 2.9 KB 0644
compat.h File 2.11 KB 0644
datalink.h File 619 B 0644
dcbevent.h File 1.26 KB 0644
dcbnl.h File 4.2 KB 0644
devlink.h File 13.25 KB 0644
dn.h File 6.88 KB 0644
dn_dev.h File 5.36 KB 0644
dn_fib.h File 3.98 KB 0644
dn_neigh.h File 968 B 0644
dn_nsp.h File 5.83 KB 0644
dn_route.h File 4.36 KB 0644
dsa.h File 13.94 KB 0644
dsfield.h File 1.11 KB 0644
dst.h File 13.48 KB 0644
dst_cache.h File 2.53 KB 0644
dst_metadata.h File 5.39 KB 0644
dst_ops.h File 2 KB 0644
erspan.h File 2.11 KB 0644
esp.h File 877 B 0644
ethoc.h File 538 B 0644
fib_notifier.h File 1.29 KB 0644
fib_rules.h File 4.18 KB 0644
firewire.h File 636 B 0644
flow.h File 6.16 KB 0644
flow_dissector.h File 7.55 KB 0644
fou.h File 549 B 0644
fq.h File 2.67 KB 0644
fq_impl.h File 6.9 KB 0644
garp.h File 2.62 KB 0644
gen_stats.h File 2.34 KB 0644
genetlink.h File 11.3 KB 0644
geneve.h File 1.67 KB 0644
gre.h File 2.99 KB 0644
gro_cells.h File 443 B 0644
gtp.h File 633 B 0644
gue.h File 3.23 KB 0644
hwbm.h File 937 B 0644
icmp.h File 2.01 KB 0644
ieee80211_radiotap.h File 6.63 KB 0644
ieee802154_netdev.h File 9.14 KB 0644
if_inet6.h File 6.13 KB 0644
ife.h File 1.06 KB 0644
ila.h File 498 B 0644
inet6_connection_sock.h File 976 B 0644
inet6_hashtables.h File 3.7 KB 0644
inet_common.h File 1.89 KB 0644
inet_connection_sock.h File 10.48 KB 0644
inet_ecn.h File 6.02 KB 0644
inet_frag.h File 4.51 KB 0644
inet_hashtables.h File 12.91 KB 0644
inet_sock.h File 8.25 KB 0644
inet_timewait_sock.h File 3.82 KB 0644
inetpeer.h File 3.29 KB 0644
ip.h File 18.51 KB 0644
ip6_checksum.h File 2.89 KB 0644
ip6_fib.h File 10.04 KB 0644
ip6_route.h File 7.63 KB 0644
ip6_tunnel.h File 4.72 KB 0644
ip_fib.h File 10.72 KB 0644
ip_tunnels.h File 13.61 KB 0644
ip_vs.h File 46.78 KB 0644
ipcomp.h File 659 B 0644
ipconfig.h File 811 B 0644
ipv6.h File 29.97 KB 0644
ipv6_frag.h File 2.54 KB 0644
ipx.h File 4.4 KB 0644
iw_handler.h File 20.91 KB 0644
kcm.h File 4.96 KB 0644
l3mdev.h File 5.86 KB 0644
lapb.h File 4.75 KB 0644
lib80211.h File 3.92 KB 0644
llc.h File 4.41 KB 0644
llc_c_ac.h File 9.31 KB 0644
llc_c_ev.h File 10.68 KB 0644
llc_c_st.h File 1.72 KB 0644
llc_conn.h File 4.06 KB 0644
llc_if.h File 2.16 KB 0644
llc_pdu.h File 14.44 KB 0644
llc_s_ac.h File 1.55 KB 0644
llc_s_ev.h File 2.2 KB 0644
llc_s_st.h File 947 B 0644
llc_sap.h File 1.08 KB 0644
lwtunnel.h File 5.84 KB 0644
mac80211.h File 230.36 KB 0644
mac802154.h File 15.27 KB 0644
mip6.h File 1.58 KB 0644
mld.h File 2.8 KB 0644
mpls.h File 932 B 0644
mpls_iptunnel.h File 827 B 0644
mrp.h File 3.03 KB 0644
ncsi.h File 1.92 KB 0644
ndisc.h File 13.77 KB 0644
neighbour.h File 15.06 KB 0644
net_namespace.h File 10.08 KB 0644
net_ratelimit.h File 220 B 0644
netevent.h File 910 B 0644
netlabel.h File 20.74 KB 0644
netlink.h File 40.39 KB 0644
netprio_cgroup.h File 1.24 KB 0644
netrom.h File 7.68 KB 0644
nexthop.h File 865 B 0644
nl802154.h File 12.09 KB 0644
nsh.h File 12.31 KB 0644
p8022.h File 447 B 0644
ping.h File 3.45 KB 0644
pkt_cls.h File 17.34 KB 0644
pkt_sched.h File 4.05 KB 0644
pptp.h File 557 B 0644
protocol.h File 4.08 KB 0644
psample.h File 860 B 0644
psnap.h File 351 B 0644
raw.h File 2.07 KB 0644
rawv6.h File 854 B 0644
red.h File 10.45 KB 0644
regulatory.h File 10.12 KB 0644
request_sock.h File 6.46 KB 0644
rose.h File 7.62 KB 0644
route.h File 10.02 KB 0644
rtnetlink.h File 6.13 KB 0644
sch_generic.h File 23.3 KB 0644
scm.h File 3.5 KB 0644
secure_seq.h File 855 B 0644
seg6.h File 1.66 KB 0644
seg6_hmac.h File 1.65 KB 0644
slhc_vj.h File 6.67 KB 0644
smc.h File 440 B 0644
snmp.h File 5.23 KB 0644
sock.h File 69.75 KB 0644
sock_reuseport.h File 863 B 0644
stp.h File 383 B 0644
strparser.h File 3.75 KB 0644
switchdev.h File 6.52 KB 0644
tcp.h File 62.8 KB 0644
tcp_states.h File 1.26 KB 0644
timewait_sock.h File 1.11 KB 0644
tipc.h File 2.34 KB 0644
tls.h File 7.12 KB 0644
transp_v6.h File 2.08 KB 0644
tso.h File 515 B 0644
tun_proto.h File 988 B 0644
udp.h File 12.82 KB 0644
udp_tunnel.h File 5.12 KB 0644
udplite.h File 3.83 KB 0644
vsock_addr.h File 1.05 KB 0644
vxlan.h File 10.43 KB 0644
wext.h File 1.51 KB 0644
wimax.h File 19.97 KB 0644
x25.h File 9.43 KB 0644
x25device.h File 387 B 0644
xfrm.h File 53.72 KB 0644