mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 04:17:58 +07:00
bbb923a4c2
This will ease further addition of new MRT[6]_* values and avoid to update in6.h each time. Note that we reduce the maximum value from 210 to 209, but 210 does not match any known value in ip[6]_mroute_setsockopt(). Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Acked-by: David L Stevens <dlstevens@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
134 lines
3.2 KiB
C
134 lines
3.2 KiB
C
#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>
|
|
|
|
#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
|
|
|
|
struct mif_device {
|
|
struct net_device *dev; /* Device we are using */
|
|
unsigned long bytes_in,bytes_out;
|
|
unsigned long pkt_in,pkt_out; /* Statistics */
|
|
unsigned long rate_limit; /* Traffic shaping (NI) */
|
|
unsigned char threshold; /* TTL threshold */
|
|
unsigned short flags; /* Control flags */
|
|
int link; /* Physical interface index */
|
|
};
|
|
|
|
#define VIFF_STATIC 0x8000
|
|
|
|
struct mfc6_cache {
|
|
struct list_head list;
|
|
struct in6_addr mf6c_mcastgrp; /* Group the entry belongs to */
|
|
struct in6_addr mf6c_origin; /* Source of packet */
|
|
mifi_t mf6c_parent; /* Source interface */
|
|
int mfc_flags; /* Flags on line */
|
|
|
|
union {
|
|
struct {
|
|
unsigned long expires;
|
|
struct sk_buff_head unresolved; /* Unresolved buffers */
|
|
} unres;
|
|
struct {
|
|
unsigned long last_assert;
|
|
int minvif;
|
|
int maxvif;
|
|
unsigned long bytes;
|
|
unsigned long pkt;
|
|
unsigned long wrong_if;
|
|
unsigned char ttls[MAXMIFS]; /* TTL thresholds */
|
|
} res;
|
|
} mfc_un;
|
|
};
|
|
|
|
#define MFC_STATIC 1
|
|
#define MFC_NOTIFY 2
|
|
|
|
#define MFC6_LINES 64
|
|
|
|
#define MFC6_HASH(a, g) (((__force u32)(a)->s6_addr32[0] ^ \
|
|
(__force u32)(a)->s6_addr32[1] ^ \
|
|
(__force u32)(a)->s6_addr32[2] ^ \
|
|
(__force u32)(a)->s6_addr32[3] ^ \
|
|
(__force u32)(g)->s6_addr32[0] ^ \
|
|
(__force u32)(g)->s6_addr32[1] ^ \
|
|
(__force u32)(g)->s6_addr32[2] ^ \
|
|
(__force u32)(g)->s6_addr32[3]) % MFC6_LINES)
|
|
|
|
#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, int nowait);
|
|
|
|
#ifdef CONFIG_IPV6_MROUTE
|
|
extern struct sock *mroute6_socket(struct net *net, struct sk_buff *skb);
|
|
extern int ip6mr_sk_done(struct sock *sk);
|
|
#else
|
|
static inline struct sock *mroute6_socket(struct net *net, struct sk_buff *skb)
|
|
{
|
|
return NULL;
|
|
}
|
|
static inline int ip6mr_sk_done(struct sock *sk)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
#endif
|