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Diffstat (limited to 'include/net/addrconf.h')
-rw-r--r--include/net/addrconf.h28
1 files changed, 27 insertions, 1 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 1656c5978498..269ec27385e9 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -49,6 +49,7 @@ struct prefix_info {
struct in6_addr prefix;
};
+#include <linux/ipv6.h>
#include <linux/netdevice.h>
#include <net/if_inet6.h>
#include <net/ipv6.h>
@@ -201,6 +202,15 @@ u32 ipv6_addr_label(struct net *net, const struct in6_addr *addr,
/*
* multicast prototypes (mcast.c)
*/
+static inline int ipv6_mc_may_pull(struct sk_buff *skb,
+ unsigned int len)
+{
+ if (skb_transport_offset(skb) + ipv6_transport_len(skb) < len)
+ return -EINVAL;
+
+ return pskb_may_pull(skb, len);
+}
+
int ipv6_sock_mc_join(struct sock *sk, int ifindex,
const struct in6_addr *addr);
int ipv6_sock_mc_drop(struct sock *sk, int ifindex,
@@ -219,7 +229,8 @@ void ipv6_mc_unmap(struct inet6_dev *idev);
void ipv6_mc_remap(struct inet6_dev *idev);
void ipv6_mc_init_dev(struct inet6_dev *idev);
void ipv6_mc_destroy_dev(struct inet6_dev *idev);
-int ipv6_mc_check_mld(struct sk_buff *skb, struct sk_buff **skb_trimmed);
+int ipv6_mc_check_icmpv6(struct sk_buff *skb);
+int ipv6_mc_check_mld(struct sk_buff *skb);
void addrconf_dad_failure(struct sk_buff *skb, struct inet6_ifaddr *ifp);
bool ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group,
@@ -237,6 +248,7 @@ struct ipv6_stub {
const struct in6_addr *addr);
int (*ipv6_dst_lookup)(struct net *net, struct sock *sk,
struct dst_entry **dst, struct flowi6 *fl6);
+ int (*ipv6_route_input)(struct sk_buff *skb);
struct fib6_table *(*fib6_get_table)(struct net *net, u32 id);
struct fib6_info *(*fib6_lookup)(struct net *net, int oif,
@@ -489,6 +501,20 @@ static inline bool ipv6_addr_is_solict_mult(const struct in6_addr *addr)
#endif
}
+static inline bool ipv6_addr_is_all_snoopers(const struct in6_addr *addr)
+{
+#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) && BITS_PER_LONG == 64
+ __be64 *p = (__be64 *)addr;
+
+ return ((p[0] ^ cpu_to_be64(0xff02000000000000UL)) |
+ (p[1] ^ cpu_to_be64(0x6a))) == 0UL;
+#else
+ return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
+ addr->s6_addr32[1] | addr->s6_addr32[2] |
+ (addr->s6_addr32[3] ^ htonl(0x0000006a))) == 0;
+#endif
+}
+
#ifdef CONFIG_PROC_FS
int if6_proc_init(void);
void if6_proc_exit(void);