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-rw-r--r--include/net/xfrm.h70
1 files changed, 28 insertions, 42 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 48630b266593..b98d2056f27f 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -117,12 +117,21 @@ extern struct mutex xfrm_cfg_mutex;
metrics. Plus, it will be made via sk->sk_dst_cache. Solved.
*/
+struct xfrm_state_walk {
+ struct list_head all;
+ u8 state;
+ union {
+ u8 dying;
+ u8 proto;
+ };
+ u32 seq;
+};
+
/* Full description of state of transformer. */
struct xfrm_state
{
- struct list_head all;
union {
- struct list_head gclist;
+ struct hlist_node gclist;
struct hlist_node bydst;
};
struct hlist_node bysrc;
@@ -136,12 +145,8 @@ struct xfrm_state
u32 genid;
- /* Key manger bits */
- struct {
- u8 state;
- u8 dying;
- u32 seq;
- } km;
+ /* Key manager bits */
+ struct xfrm_state_walk km;
/* Parameters of this state. */
struct {
@@ -449,10 +454,20 @@ struct xfrm_tmpl
#define XFRM_MAX_DEPTH 6
+struct xfrm_policy_walk_entry {
+ struct list_head all;
+ u8 dead;
+};
+
+struct xfrm_policy_walk {
+ struct xfrm_policy_walk_entry walk;
+ u8 type;
+ u32 seq;
+};
+
struct xfrm_policy
{
struct xfrm_policy *next;
- struct list_head bytype;
struct hlist_node bydst;
struct hlist_node byidx;
@@ -467,13 +482,12 @@ struct xfrm_policy
struct xfrm_lifetime_cfg lft;
struct xfrm_lifetime_cur curlft;
struct dst_entry *bundles;
- u16 family;
+ struct xfrm_policy_walk_entry walk;
u8 type;
u8 action;
u8 flags;
- u8 dead;
u8 xfrm_nr;
- /* XXX 1 byte hole, try to pack */
+ u16 family;
struct xfrm_sec_ctx *security;
struct xfrm_tmpl xfrm_vec[XFRM_MAX_DEPTH];
};
@@ -1245,20 +1259,6 @@ struct xfrm6_tunnel {
int priority;
};
-struct xfrm_state_walk {
- struct list_head list;
- unsigned long genid;
- struct xfrm_state *state;
- int count;
- u8 proto;
-};
-
-struct xfrm_policy_walk {
- struct xfrm_policy *policy;
- int count;
- u8 type, cur_type;
-};
-
extern void xfrm_init(void);
extern void xfrm4_init(void);
extern void xfrm_state_init(void);
@@ -1410,24 +1410,10 @@ static inline int xfrm4_udp_encap_rcv(struct sock *sk, struct sk_buff *skb)
struct xfrm_policy *xfrm_policy_alloc(gfp_t gfp);
-static inline void xfrm_policy_walk_init(struct xfrm_policy_walk *walk, u8 type)
-{
- walk->cur_type = XFRM_POLICY_TYPE_MAIN;
- walk->type = type;
- walk->policy = NULL;
- walk->count = 0;
-}
-
-static inline void xfrm_policy_walk_done(struct xfrm_policy_walk *walk)
-{
- if (walk->policy != NULL) {
- xfrm_pol_put(walk->policy);
- walk->policy = NULL;
- }
-}
-
+extern void xfrm_policy_walk_init(struct xfrm_policy_walk *walk, u8 type);
extern int xfrm_policy_walk(struct xfrm_policy_walk *walk,
int (*func)(struct xfrm_policy *, int, int, void*), void *);
+extern void xfrm_policy_walk_done(struct xfrm_policy_walk *walk);
int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl);
struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir,
struct xfrm_selector *sel,