#include <linux/ipv6.h>
#include <linux/hardirq.h>
+#include <linux/jhash.h>
#include <net/if_inet6.h>
#include <net/ndisc.h>
#include <net/flow.h>
};
struct ip6_flowlabel {
- struct ip6_flowlabel *next;
+ struct ip6_flowlabel __rcu *next;
__be32 label;
atomic_t users;
struct in6_addr dst;
#define IPV6_FLOWLABEL_MASK cpu_to_be32(0x000FFFFF)
struct ipv6_fl_socklist {
- struct ipv6_fl_socklist *next;
- struct ip6_flowlabel *fl;
- struct rcu_head rcu;
+ struct ipv6_fl_socklist __rcu *next;
+ struct ip6_flowlabel *fl;
+ struct rcu_head rcu;
};
extern struct ip6_flowlabel *fl6_sock_lookup(struct sock *sk, __be32 label);
return __ipv6_addr_src_scope(__ipv6_addr_type(addr));
}
+static inline bool __ipv6_addr_needs_scope_id(int type)
+{
+ return type & IPV6_ADDR_LINKLOCAL ||
+ (type & IPV6_ADDR_MULTICAST &&
+ (type & (IPV6_ADDR_LOOPBACK|IPV6_ADDR_LINKLOCAL)));
+}
+
+static inline __u32 ipv6_iface_scope_id(const struct in6_addr *addr, int iface)
+{
+ return __ipv6_addr_needs_scope_id(__ipv6_addr_type(addr)) ? iface : 0;
+}
+
static inline int ipv6_addr_cmp(const struct in6_addr *a1, const struct in6_addr *a2)
{
return memcmp(a1, a2, sizeof(struct in6_addr));
u32 user;
const struct in6_addr *src;
const struct in6_addr *dst;
+ u8 ecn;
};
void ip6_frag_init(struct inet_frag_queue *q, void *a);
int iif;
unsigned int csum;
__u16 nhoffset;
+ u8 ecn;
};
void ip6_expire_frag_queue(struct net *net, struct frag_queue *fq,
#endif
}
+/* more secured version of ipv6_addr_hash() */
+static inline u32 ipv6_addr_jhash(const struct in6_addr *a)
+{
+ u32 v = (__force u32)a->s6_addr32[0] ^ (__force u32)a->s6_addr32[1];
+
+ return jhash_3words(v,
+ (__force u32)a->s6_addr32[2],
+ (__force u32)a->s6_addr32[3],
+ ipv6_hash_secret);
+}
+
static inline bool ipv6_addr_loopback(const struct in6_addr *a)
{
#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) && BITS_PER_LONG == 64