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113 lines
2.4 KiB
113 lines
2.4 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __LINUX_MROUTE6_H |
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#define __LINUX_MROUTE6_H |
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#include <linux/pim.h> |
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#include <linux/skbuff.h> /* for struct sk_buff_head */ |
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#include <net/net_namespace.h> |
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#include <uapi/linux/mroute6.h> |
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#include <linux/mroute_base.h> |
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#include <linux/sockptr.h> |
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#include <net/fib_rules.h> |
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#ifdef CONFIG_IPV6_MROUTE |
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static inline int ip6_mroute_opt(int opt) |
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{ |
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return (opt >= MRT6_BASE) && (opt <= MRT6_MAX); |
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} |
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#else |
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static inline int ip6_mroute_opt(int opt) |
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{ |
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return 0; |
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} |
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#endif |
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struct sock; |
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#ifdef CONFIG_IPV6_MROUTE |
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extern int ip6_mroute_setsockopt(struct sock *, int, sockptr_t, unsigned int); |
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extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *); |
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extern int ip6_mr_input(struct sk_buff *skb); |
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extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg); |
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extern int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg); |
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extern int ip6_mr_init(void); |
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extern void ip6_mr_cleanup(void); |
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#else |
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static inline int ip6_mroute_setsockopt(struct sock *sock, int optname, |
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sockptr_t optval, unsigned int optlen) |
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{ |
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return -ENOPROTOOPT; |
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} |
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static inline |
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int ip6_mroute_getsockopt(struct sock *sock, |
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int optname, char __user *optval, int __user *optlen) |
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{ |
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return -ENOPROTOOPT; |
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} |
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static inline |
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int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg) |
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{ |
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return -ENOIOCTLCMD; |
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} |
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static inline int ip6_mr_init(void) |
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{ |
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return 0; |
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} |
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static inline void ip6_mr_cleanup(void) |
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{ |
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return; |
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} |
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#endif |
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#ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES |
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bool ip6mr_rule_default(const struct fib_rule *rule); |
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#else |
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static inline bool ip6mr_rule_default(const struct fib_rule *rule) |
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{ |
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return true; |
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} |
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#endif |
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#define VIFF_STATIC 0x8000 |
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struct mfc6_cache_cmp_arg { |
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struct in6_addr mf6c_mcastgrp; |
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struct in6_addr mf6c_origin; |
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}; |
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struct mfc6_cache { |
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struct mr_mfc _c; |
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union { |
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struct { |
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struct in6_addr mf6c_mcastgrp; |
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struct in6_addr mf6c_origin; |
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}; |
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struct mfc6_cache_cmp_arg cmparg; |
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}; |
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}; |
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#define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */ |
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struct rtmsg; |
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extern int ip6mr_get_route(struct net *net, struct sk_buff *skb, |
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struct rtmsg *rtm, u32 portid); |
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#ifdef CONFIG_IPV6_MROUTE |
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bool mroute6_is_socket(struct net *net, struct sk_buff *skb); |
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extern int ip6mr_sk_done(struct sock *sk); |
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#else |
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static inline bool mroute6_is_socket(struct net *net, struct sk_buff *skb) |
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{ |
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return false; |
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} |
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static inline int ip6mr_sk_done(struct sock *sk) |
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{ |
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return 0; |
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} |
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#endif |
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#endif
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