linux/net/ipv4/ipmr_base.c

/* Linux multicast routing support
 * Common logic shared by IPv4 [ipmr] and IPv6 [ip6mr] implementation
 */

#include <linux/rhashtable.h>
#include <linux/mroute_base.h>

/* Sets everything common except 'dev', since that is done under locking */
void vif_device_init(struct vif_device *v,
		     struct net_device *dev,
		     unsigned long rate_limit,
		     unsigned char threshold,
		     unsigned short flags,
		     unsigned short get_iflink_mask)
{ … }
EXPORT_SYMBOL(…);

struct mr_table *
mr_table_alloc(struct net *net, u32 id,
	       struct mr_table_ops *ops,
	       void (*expire_func)(struct timer_list *t),
	       void (*table_set)(struct mr_table *mrt,
				 struct net *net))
{ … }
EXPORT_SYMBOL(…);

void *mr_mfc_find_parent(struct mr_table *mrt, void *hasharg, int parent)
{ … }
EXPORT_SYMBOL(…);

void *mr_mfc_find_any_parent(struct mr_table *mrt, int vifi)
{ … }
EXPORT_SYMBOL(…);

void *mr_mfc_find_any(struct mr_table *mrt, int vifi, void *hasharg)
{ … }
EXPORT_SYMBOL(…);

#ifdef CONFIG_PROC_FS
void *mr_vif_seq_idx(struct net *net, struct mr_vif_iter *iter, loff_t pos)
{ … }
EXPORT_SYMBOL(…);

void *mr_vif_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{ … }
EXPORT_SYMBOL(…);

void *mr_mfc_seq_idx(struct net *net,
		     struct mr_mfc_iter *it, loff_t pos)
{ … }
EXPORT_SYMBOL(…);

void *mr_mfc_seq_next(struct seq_file *seq, void *v,
		      loff_t *pos)
{ … }
EXPORT_SYMBOL(…);
#endif

int mr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb,
		   struct mr_mfc *c, struct rtmsg *rtm)
{ … }
EXPORT_SYMBOL(…);

static bool mr_mfc_uses_dev(const struct mr_table *mrt,
			    const struct mr_mfc *c,
			    const struct net_device *dev)
{ … }

int mr_table_dump(struct mr_table *mrt, struct sk_buff *skb,
		  struct netlink_callback *cb,
		  int (*fill)(struct mr_table *mrt, struct sk_buff *skb,
			      u32 portid, u32 seq, struct mr_mfc *c,
			      int cmd, int flags),
		  spinlock_t *lock, struct fib_dump_filter *filter)
{ … }
EXPORT_SYMBOL(…);

int mr_rtm_dumproute(struct sk_buff *skb, struct netlink_callback *cb,
		     struct mr_table *(*iter)(struct net *net,
					      struct mr_table *mrt),
		     int (*fill)(struct mr_table *mrt,
				 struct sk_buff *skb,
				 u32 portid, u32 seq, struct mr_mfc *c,
				 int cmd, int flags),
		     spinlock_t *lock, struct fib_dump_filter *filter)
{ … }
EXPORT_SYMBOL(…);

int mr_dump(struct net *net, struct notifier_block *nb, unsigned short family,
	    int (*rules_dump)(struct net *net,
			      struct notifier_block *nb,
			      struct netlink_ext_ack *extack),
	    struct mr_table *(*mr_iter)(struct net *net,
					struct mr_table *mrt),
	    struct netlink_ext_ack *extack)
{ … }
EXPORT_SYMBOL(…);