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-rw-r--r--kernel/include/linux/mroute.h107
1 files changed, 107 insertions, 0 deletions
diff --git a/kernel/include/linux/mroute.h b/kernel/include/linux/mroute.h
new file mode 100644
index 000000000..79aaa9fc1
--- /dev/null
+++ b/kernel/include/linux/mroute.h
@@ -0,0 +1,107 @@
+#ifndef __LINUX_MROUTE_H
+#define __LINUX_MROUTE_H
+
+#include <linux/in.h>
+#include <linux/pim.h>
+#include <net/sock.h>
+#include <uapi/linux/mroute.h>
+
+#ifdef CONFIG_IP_MROUTE
+static inline int ip_mroute_opt(int opt)
+{
+ return (opt >= MRT_BASE) && (opt <= MRT_MAX);
+}
+#else
+static inline int ip_mroute_opt(int opt)
+{
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_IP_MROUTE
+extern int ip_mroute_setsockopt(struct sock *, int, char __user *, unsigned int);
+extern int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
+extern int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg);
+extern int ipmr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
+extern int ip_mr_init(void);
+#else
+static inline
+int ip_mroute_setsockopt(struct sock *sock,
+ int optname, char __user *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;
+}
+#endif
+
+struct vif_device {
+ struct net_device *dev; /* Device we are using */
+ 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 */
+};
+
+#define VIFF_STATIC 0x8000
+
+struct mfc_cache {
+ struct list_head list;
+ __be32 mfc_mcastgrp; /* Group the entry belongs to */
+ __be32 mfc_origin; /* Source of packet */
+ vifi_t mfc_parent; /* Source interface */
+ int mfc_flags; /* Flags on line */
+
+ union {
+ struct {
+ unsigned long expires;
+ struct sk_buff_head unresolved; /* Unresolved buffers */
+ } unres;
+ struct {
+ unsigned long last_assert;
+ int minvif;
+ int maxvif;
+ unsigned long bytes;
+ unsigned long pkt;
+ unsigned long wrong_if;
+ unsigned char ttls[MAXVIFS]; /* TTL thresholds */
+ } res;
+ } mfc_un;
+ struct rcu_head rcu;
+};
+
+#define MFC_STATIC 1
+#define MFC_NOTIFY 2
+
+#define MFC_LINES 64
+
+#ifdef __BIG_ENDIAN
+#define MFC_HASH(a,b) (((((__force u32)(__be32)a)>>24)^(((__force u32)(__be32)b)>>26))&(MFC_LINES-1))
+#else
+#define MFC_HASH(a,b) ((((__force u32)(__be32)a)^(((__force u32)(__be32)b)>>2))&(MFC_LINES-1))
+#endif
+
+struct rtmsg;
+extern int ipmr_get_route(struct net *net, struct sk_buff *skb,
+ __be32 saddr, __be32 daddr,
+ struct rtmsg *rtm, int nowait);
+#endif