mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-21 16:23:54 +07:00
d3c07e5b99
Add the ability to discern whether a given FIB rule notification relates to the default rule inserted when registering ip6mr or a different one. Would later be used by drivers wishing to offload ipv6 multicast routes but unable to offload rules other than the default one. Signed-off-by: Yuval Mintz <yuvalm@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
114 lines
2.4 KiB
C
114 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __LINUX_MROUTE6_H
|
|
#define __LINUX_MROUTE6_H
|
|
|
|
|
|
#include <linux/pim.h>
|
|
#include <linux/skbuff.h> /* for struct sk_buff_head */
|
|
#include <net/net_namespace.h>
|
|
#include <uapi/linux/mroute6.h>
|
|
#include <linux/mroute_base.h>
|
|
#include <net/fib_rules.h>
|
|
|
|
#ifdef CONFIG_IPV6_MROUTE
|
|
static inline int ip6_mroute_opt(int opt)
|
|
{
|
|
return (opt >= MRT6_BASE) && (opt <= MRT6_MAX);
|
|
}
|
|
#else
|
|
static inline int ip6_mroute_opt(int opt)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
struct sock;
|
|
|
|
#ifdef CONFIG_IPV6_MROUTE
|
|
extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, unsigned int);
|
|
extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
|
|
extern int ip6_mr_input(struct sk_buff *skb);
|
|
extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg);
|
|
extern int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
|
|
extern int ip6_mr_init(void);
|
|
extern void ip6_mr_cleanup(void);
|
|
#else
|
|
static inline
|
|
int ip6_mroute_setsockopt(struct sock *sock,
|
|
int optname, char __user *optval, unsigned int optlen)
|
|
{
|
|
return -ENOPROTOOPT;
|
|
}
|
|
|
|
static inline
|
|
int ip6_mroute_getsockopt(struct sock *sock,
|
|
int optname, char __user *optval, int __user *optlen)
|
|
{
|
|
return -ENOPROTOOPT;
|
|
}
|
|
|
|
static inline
|
|
int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg)
|
|
{
|
|
return -ENOIOCTLCMD;
|
|
}
|
|
|
|
static inline int ip6_mr_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void ip6_mr_cleanup(void)
|
|
{
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
|
|
bool ip6mr_rule_default(const struct fib_rule *rule);
|
|
#else
|
|
static inline bool ip6mr_rule_default(const struct fib_rule *rule)
|
|
{
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
#define VIFF_STATIC 0x8000
|
|
|
|
struct mfc6_cache_cmp_arg {
|
|
struct in6_addr mf6c_mcastgrp;
|
|
struct in6_addr mf6c_origin;
|
|
};
|
|
|
|
struct mfc6_cache {
|
|
struct mr_mfc _c;
|
|
union {
|
|
struct {
|
|
struct in6_addr mf6c_mcastgrp;
|
|
struct in6_addr mf6c_origin;
|
|
};
|
|
struct mfc6_cache_cmp_arg cmparg;
|
|
};
|
|
};
|
|
|
|
#define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */
|
|
|
|
struct rtmsg;
|
|
extern int ip6mr_get_route(struct net *net, struct sk_buff *skb,
|
|
struct rtmsg *rtm, u32 portid);
|
|
|
|
#ifdef CONFIG_IPV6_MROUTE
|
|
bool mroute6_is_socket(struct net *net, struct sk_buff *skb);
|
|
extern int ip6mr_sk_done(struct sock *sk);
|
|
#else
|
|
static inline bool mroute6_is_socket(struct net *net, struct sk_buff *skb)
|
|
{
|
|
return false;
|
|
}
|
|
static inline int ip6mr_sk_done(struct sock *sk)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
#endif
|