mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-02 09:06:41 +07:00
f221e726bf
name and nlen parameters passed to ->strategy hook are unused, remove them. In general ->strategy hook should know what it's doing, and don't do something tricky for which, say, pointer to original userspace array may be needed (name). Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: David S. Miller <davem@davemloft.net> [ networking bits ] Cc: Ralf Baechle <ralf@linux-mips.org> Cc: David Howells <dhowells@redhat.com> Cc: Matt Mackall <mpm@selenic.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
154 lines
3.3 KiB
C
154 lines
3.3 KiB
C
#ifndef _NDISC_H
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#define _NDISC_H
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/*
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* ICMP codes for neighbour discovery messages
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*/
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#define NDISC_ROUTER_SOLICITATION 133
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#define NDISC_ROUTER_ADVERTISEMENT 134
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#define NDISC_NEIGHBOUR_SOLICITATION 135
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#define NDISC_NEIGHBOUR_ADVERTISEMENT 136
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#define NDISC_REDIRECT 137
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/*
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* Router type: cross-layer information from link-layer to
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* IPv6 layer reported by certain link types (e.g., RFC4214).
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*/
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#define NDISC_NODETYPE_UNSPEC 0 /* unspecified (default) */
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#define NDISC_NODETYPE_HOST 1 /* host or unauthorized router */
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#define NDISC_NODETYPE_NODEFAULT 2 /* non-default router */
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#define NDISC_NODETYPE_DEFAULT 3 /* default router */
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/*
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* ndisc options
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*/
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enum {
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__ND_OPT_PREFIX_INFO_END = 0,
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ND_OPT_SOURCE_LL_ADDR = 1, /* RFC2461 */
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ND_OPT_TARGET_LL_ADDR = 2, /* RFC2461 */
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ND_OPT_PREFIX_INFO = 3, /* RFC2461 */
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ND_OPT_REDIRECT_HDR = 4, /* RFC2461 */
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ND_OPT_MTU = 5, /* RFC2461 */
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__ND_OPT_ARRAY_MAX,
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ND_OPT_ROUTE_INFO = 24, /* RFC4191 */
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ND_OPT_RDNSS = 25, /* RFC5006 */
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__ND_OPT_MAX
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};
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#define MAX_RTR_SOLICITATION_DELAY HZ
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#define ND_REACHABLE_TIME (30*HZ)
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#define ND_RETRANS_TIMER HZ
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#define ND_MIN_RANDOM_FACTOR (1/2)
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#define ND_MAX_RANDOM_FACTOR (3/2)
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#ifdef __KERNEL__
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#include <linux/compiler.h>
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#include <linux/icmpv6.h>
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#include <linux/in6.h>
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#include <linux/types.h>
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#include <net/neighbour.h>
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struct ctl_table;
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struct file;
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struct inet6_dev;
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struct net_device;
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struct net_proto_family;
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struct sk_buff;
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extern struct neigh_table nd_tbl;
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struct nd_msg {
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struct icmp6hdr icmph;
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struct in6_addr target;
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__u8 opt[0];
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};
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struct rs_msg {
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struct icmp6hdr icmph;
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__u8 opt[0];
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};
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struct ra_msg {
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struct icmp6hdr icmph;
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__be32 reachable_time;
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__be32 retrans_timer;
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};
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struct nd_opt_hdr {
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__u8 nd_opt_type;
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__u8 nd_opt_len;
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} __attribute__((__packed__));
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extern int ndisc_init(void);
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extern void ndisc_cleanup(void);
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extern int ndisc_rcv(struct sk_buff *skb);
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extern void ndisc_send_ns(struct net_device *dev,
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struct neighbour *neigh,
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const struct in6_addr *solicit,
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const struct in6_addr *daddr,
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const struct in6_addr *saddr);
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extern void ndisc_send_rs(struct net_device *dev,
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const struct in6_addr *saddr,
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const struct in6_addr *daddr);
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extern void ndisc_send_redirect(struct sk_buff *skb,
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struct neighbour *neigh,
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const struct in6_addr *target);
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extern int ndisc_mc_map(struct in6_addr *addr, char *buf, struct net_device *dev, int dir);
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/*
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* IGMP
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*/
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extern int igmp6_init(void);
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extern void igmp6_cleanup(void);
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extern int igmp6_event_query(struct sk_buff *skb);
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extern int igmp6_event_report(struct sk_buff *skb);
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#ifdef CONFIG_SYSCTL
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extern int ndisc_ifinfo_sysctl_change(struct ctl_table *ctl,
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int write,
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struct file * filp,
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void __user *buffer,
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size_t *lenp,
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loff_t *ppos);
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int ndisc_ifinfo_sysctl_strategy(ctl_table *ctl,
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void __user *oldval, size_t __user *oldlenp,
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void __user *newval, size_t newlen);
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#endif
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extern void inet6_ifinfo_notify(int event,
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struct inet6_dev *idev);
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static inline struct neighbour * ndisc_get_neigh(struct net_device *dev, const struct in6_addr *addr)
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{
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if (dev)
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return __neigh_lookup(&nd_tbl, addr, dev, 1);
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return NULL;
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}
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#endif /* __KERNEL__ */
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#endif
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