#include <linux/in.h>
#include <linux/pim.h>
-#include <linux/rhashtable.h>
-#include <net/sock.h>
#include <net/fib_rules.h>
#include <net/fib_notifier.h>
#include <uapi/linux/mroute.h>
+#include <linux/mroute_base.h>
#ifdef CONFIG_IP_MROUTE
static inline int ip_mroute_opt(int opt)
}
#endif
-struct vif_device {
- struct net_device *dev; /* Device we are using */
- struct netdev_phys_item_id dev_parent_id; /* Device parent ID */
- 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 */
- __be32 local,remote; /* Addresses(remote for tunnels)*/
- int link; /* Physical interface index */
-};
-
-struct vif_entry_notifier_info {
- struct fib_notifier_info info;
- struct net_device *dev;
- vifi_t vif_index;
- unsigned short vif_flags;
- u32 tb_id;
-};
-
#define VIFF_STATIC 0x8000
-#define VIF_EXISTS(_mrt, _idx) ((_mrt)->vif_table[_idx].dev != NULL)
-
-struct mr_table {
- struct list_head list;
- possible_net_t net;
- u32 id;
- struct sock __rcu *mroute_sk;
- struct timer_list ipmr_expire_timer;
- struct list_head mfc_unres_queue;
- struct vif_device vif_table[MAXVIFS];
- struct rhltable mfc_hash;
- struct list_head mfc_cache_list;
- int maxvif;
- atomic_t cache_resolve_queue_len;
- bool mroute_do_assert;
- bool mroute_do_pim;
- int mroute_reg_vif_num;
-};
-
-/* mfc_flags:
- * MFC_STATIC - the entry was added statically (not by a routing daemon)
- * MFC_OFFLOAD - the entry was offloaded to the hardware
- */
-enum {
- MFC_STATIC = BIT(0),
- MFC_OFFLOAD = BIT(1),
-};
-
struct mfc_cache_cmp_arg {
__be32 mfc_mcastgrp;
__be32 mfc_origin;
/**
* struct mfc_cache - multicast routing entries
- * @mnode: rhashtable list
+ * @_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
- * @mfc_parent: source interface (iif)
- * @mfc_flags: entry flags
- * @expires: unresolved entry expire time
- * @unresolved: unresolved cached skbs
- * @last_assert: time of last assert
- * @minvif: minimum VIF id
- * @maxvif: maximum VIF id
- * @bytes: bytes that have passed for this entry
- * @pkt: packets that have passed for this entry
- * @wrong_if: number of wrong source interface hits
- * @lastuse: time of last use of the group (traffic or update)
- * @ttls: OIF TTL threshold array
- * @refcount: reference count for this entry
- * @list: global entry list
- * @rcu: used for entry destruction
*/
struct mfc_cache {
- struct rhlist_head mnode;
+ struct mr_mfc _c;
union {
struct {
__be32 mfc_mcastgrp;
};
struct mfc_cache_cmp_arg cmparg;
};
- vifi_t mfc_parent;
- int mfc_flags;
-
- union {
- struct {
- unsigned long expires;
- struct sk_buff_head unresolved;
- } unres;
- struct {
- unsigned long last_assert;
- int minvif;
- int maxvif;
- unsigned long bytes;
- unsigned long pkt;
- unsigned long wrong_if;
- unsigned long lastuse;
- unsigned char ttls[MAXVIFS];
- refcount_t refcount;
- } res;
- } mfc_un;
- struct list_head list;
- struct rcu_head rcu;
-};
-
-struct mfc_entry_notifier_info {
- struct fib_notifier_info info;
- struct mfc_cache *mfc;
- u32 tb_id;
};
struct rtmsg;
int ipmr_get_route(struct net *net, struct sk_buff *skb,
__be32 saddr, __be32 daddr,
struct rtmsg *rtm, u32 portid);
-
-#ifdef CONFIG_IP_MROUTE
-void ipmr_cache_free(struct mfc_cache *mfc_cache);
-#else
-static inline void ipmr_cache_free(struct mfc_cache *mfc_cache)
-{
-}
-#endif
-
-static inline void ipmr_cache_put(struct mfc_cache *c)
-{
- if (refcount_dec_and_test(&c->mfc_un.res.refcount))
- ipmr_cache_free(c);
-}
-static inline void ipmr_cache_hold(struct mfc_cache *c)
-{
- refcount_inc(&c->mfc_un.res.refcount);
-}
-
#endif