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-rw-r--r--kernel/include/linux/mroute6.h133
1 files changed, 133 insertions, 0 deletions
diff --git a/kernel/include/linux/mroute6.h b/kernel/include/linux/mroute6.h
new file mode 100644
index 000000000..66982e764
--- /dev/null
+++ b/kernel/include/linux/mroute6.h
@@ -0,0 +1,133 @@
+#ifndef __LINUX_MROUTE6_H
+#define __LINUX_MROUTE6_H
+
+
+#include <linux/pim.h>
+#include <linux/skbuff.h> /* for struct sk_buff_head */
+#include <net/net_namespace.h>
+#include <uapi/linux/mroute6.h>
+
+#ifdef CONFIG_IPV6_MROUTE
+static inline int ip6_mroute_opt(int opt)
+{
+ return (opt >= MRT6_BASE) && (opt <= MRT6_MAX);
+}
+#else
+static inline int ip6_mroute_opt(int opt)
+{
+ return 0;
+}
+#endif
+
+struct sock;
+
+#ifdef CONFIG_IPV6_MROUTE
+extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, unsigned int);
+extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
+extern int ip6_mr_input(struct sk_buff *skb);
+extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg);
+extern int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
+extern int ip6_mr_init(void);
+extern void ip6_mr_cleanup(void);
+#else
+static inline
+int ip6_mroute_setsockopt(struct sock *sock,
+ int optname, char __user *optval, unsigned int optlen)
+{
+ return -ENOPROTOOPT;
+}
+
+static inline
+int ip6_mroute_getsockopt(struct sock *sock,
+ int optname, char __user *optval, int __user *optlen)
+{
+ return -ENOPROTOOPT;
+}
+
+static inline
+int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg)
+{
+ return -ENOIOCTLCMD;
+}
+
+static inline int ip6_mr_init(void)
+{
+ return 0;
+}
+
+static inline void ip6_mr_cleanup(void)
+{
+ return;
+}
+#endif
+
+struct mif_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 */
+ int link; /* Physical interface index */
+};
+
+#define VIFF_STATIC 0x8000
+
+struct mfc6_cache {
+ struct list_head list;
+ struct in6_addr mf6c_mcastgrp; /* Group the entry belongs to */
+ struct in6_addr mf6c_origin; /* Source of packet */
+ mifi_t mf6c_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[MAXMIFS]; /* TTL thresholds */
+ } res;
+ } mfc_un;
+};
+
+#define MFC_STATIC 1
+#define MFC_NOTIFY 2
+
+#define MFC6_LINES 64
+
+#define MFC6_HASH(a, g) (((__force u32)(a)->s6_addr32[0] ^ \
+ (__force u32)(a)->s6_addr32[1] ^ \
+ (__force u32)(a)->s6_addr32[2] ^ \
+ (__force u32)(a)->s6_addr32[3] ^ \
+ (__force u32)(g)->s6_addr32[0] ^ \
+ (__force u32)(g)->s6_addr32[1] ^ \
+ (__force u32)(g)->s6_addr32[2] ^ \
+ (__force u32)(g)->s6_addr32[3]) % MFC6_LINES)
+
+#define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */
+
+struct rtmsg;
+extern int ip6mr_get_route(struct net *net, struct sk_buff *skb,
+ struct rtmsg *rtm, int nowait);
+
+#ifdef CONFIG_IPV6_MROUTE
+extern struct sock *mroute6_socket(struct net *net, struct sk_buff *skb);
+extern int ip6mr_sk_done(struct sock *sk);
+#else
+static inline struct sock *mroute6_socket(struct net *net, struct sk_buff *skb)
+{
+ return NULL;
+}
+static inline int ip6mr_sk_done(struct sock *sk)
+{
+ return 0;
+}
+#endif
+#endif