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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148/* 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 <linux/sockptr.h>#include <net/fib_rules.h>
#ifdef CONFIG_IPV6_MROUTEstatic inline int ip6_mroute_opt(int opt){ return (opt >= MRT6_BASE) && (opt <= MRT6_MAX);}#elsestatic inline int ip6_mroute_opt(int opt){ return 0;}#endif
struct sock;
#ifdef CONFIG_IPV6_MROUTEextern int ip6_mroute_setsockopt(struct sock *, int, sockptr_t, unsigned int);extern int ip6_mroute_getsockopt(struct sock *, int, sockptr_t, sockptr_t);extern int ip6_mr_input(struct sk_buff *skb);extern int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);extern int ip6_mr_init(void);extern int ip6_mr_output(struct net *net, struct sock *sk, struct sk_buff *skb);extern void ip6_mr_cleanup(void);int ip6mr_ioctl(struct sock *sk, int cmd, void *arg);#elsestatic inline int ip6_mroute_setsockopt(struct sock *sock, int optname, sockptr_t optval, unsigned int optlen){ return -ENOPROTOOPT;}
static inlineint ip6_mroute_getsockopt(struct sock *sock, int optname, sockptr_t optval, sockptr_t optlen){ return -ENOPROTOOPT;}
static inlineint ip6mr_ioctl(struct sock *sk, int cmd, void *arg){ return -ENOIOCTLCMD;}
static inline int ip6_mr_init(void){ return 0;}
static inline intip6_mr_output(struct net *net, struct sock *sk, struct sk_buff *skb){ return ip6_output(net, sk, skb);}
static inline void ip6_mr_cleanup(void){ return;}#endif
#ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLESbool ip6mr_rule_default(const struct fib_rule *rule);#elsestatic 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_MROUTEbool mroute6_is_socket(struct net *net, struct sk_buff *skb);extern int ip6mr_sk_done(struct sock *sk);static inline int ip6mr_sk_ioctl(struct sock *sk, unsigned int cmd, void __user *arg){ switch (cmd) { /* These userspace buffers will be consumed by ip6mr_ioctl() */ case SIOCGETMIFCNT_IN6: { struct sioc_mif_req6 buffer;
return sock_ioctl_inout(sk, cmd, arg, &buffer, sizeof(buffer)); } case SIOCGETSGCNT_IN6: { struct sioc_sg_req6 buffer;
return sock_ioctl_inout(sk, cmd, arg, &buffer, sizeof(buffer)); } }
return 1;}#elsestatic 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;}
static inline int ip6mr_sk_ioctl(struct sock *sk, unsigned int cmd, void __user *arg){ return 1;}#endif#endif