| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __LINUX_MROUTE_H |
| #define __LINUX_MROUTE_H |
| |
| #include <linux/in.h> |
| #include <linux/pim.h> |
| #include <net/fib_rules.h> |
| #include <net/fib_notifier.h> |
| #include <uapi/linux/mroute.h> |
| #include <linux/mroute_base.h> |
| #include <linux/sockptr.h> |
| |
| #ifdef CONFIG_IP_MROUTE |
| static inline int ip_mroute_opt(int opt) |
| { |
| return opt >= MRT_BASE && opt <= MRT_MAX; |
| } |
| |
| int ip_mroute_setsockopt(struct sock *, int, sockptr_t, unsigned int); |
| int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *); |
| int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg); |
| int ipmr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg); |
| int ip_mr_init(void); |
| bool ipmr_rule_default(const struct fib_rule *rule); |
| #else |
| static inline int ip_mroute_setsockopt(struct sock *sock, int optname, |
| sockptr_t optval, unsigned int optlen) |
| { |
| return -ENOPROTOOPT; |
| } |
| |
| static inline int ip_mroute_getsockopt(struct sock *sock, int optname, |
| char __user *optval, int __user *optlen) |
| { |
| return -ENOPROTOOPT; |
| } |
| |
| static inline int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg) |
| { |
| return -ENOIOCTLCMD; |
| } |
| |
| static inline int ip_mr_init(void) |
| { |
| return 0; |
| } |
| |
| static inline int ip_mroute_opt(int opt) |
| { |
| return 0; |
| } |
| |
| static inline bool ipmr_rule_default(const struct fib_rule *rule) |
| { |
| return true; |
| } |
| #endif |
| |
| #define VIFF_STATIC 0x8000 |
| |
| struct mfc_cache_cmp_arg { |
| __be32 mfc_mcastgrp; |
| __be32 mfc_origin; |
| }; |
| |
| /** |
| * struct mfc_cache - multicast routing entries |
| * @_c: Common multicast routing information; has to be first [for casting] |
| * @mfc_mcastgrp: destination multicast group address |
| * @mfc_origin: source address |
| * @cmparg: used for rhashtable comparisons |
| */ |
| struct mfc_cache { |
| struct mr_mfc _c; |
| union { |
| struct { |
| __be32 mfc_mcastgrp; |
| __be32 mfc_origin; |
| }; |
| struct mfc_cache_cmp_arg cmparg; |
| }; |
| }; |
| |
| struct rtmsg; |
| int ipmr_get_route(struct net *net, struct sk_buff *skb, |
| __be32 saddr, __be32 daddr, |
| struct rtmsg *rtm, u32 portid); |
| #endif |