#include <linux/list.h>
#include <linux/skbuff.h>
#include <linux/socket.h>
-#include <linux/crypto.h>
#include <linux/pfkeyv2.h>
#include <linux/in6.h>
#include <linux/mutex.h>
#include <net/ip6_fib.h>
#define XFRM_ALIGN8(len) (((len) + 7) & ~7)
+#define MODULE_ALIAS_XFRM_MODE(family, encap) \
+ MODULE_ALIAS("xfrm-mode-" __stringify(family) "-" __stringify(encap))
extern struct sock *xfrm_nl;
extern u32 sysctl_xfrm_aevent_etime;
/* Reference to data common to all the instances of this
* transformer. */
struct xfrm_type *type;
+ struct xfrm_mode *mode;
/* Security context */
struct xfrm_sec_ctx *security;
struct xfrm_dst;
struct xfrm_policy_afinfo {
unsigned short family;
- rwlock_t lock;
- struct xfrm_type_map *type_map;
+ struct xfrm_type *type_map[IPPROTO_MAX];
+ struct xfrm_mode *mode_map[XFRM_MODE_MAX];
struct dst_ops *dst_ops;
void (*garbage_collect)(void);
int (*dst_lookup)(struct xfrm_dst **dst, struct flowi *fl);
struct xfrm_state_afinfo {
unsigned short family;
- rwlock_t lock;
struct list_head *state_bydst;
struct list_head *state_byspi;
int (*init_flags)(struct xfrm_state *x);
u32 (*get_max_size)(struct xfrm_state *, int size);
};
-struct xfrm_type_map {
- rwlock_t lock;
- struct xfrm_type *map[256];
-};
-
extern int xfrm_register_type(struct xfrm_type *type, unsigned short family);
extern int xfrm_unregister_type(struct xfrm_type *type, unsigned short family);
extern struct xfrm_type *xfrm_get_type(u8 proto, unsigned short family);
extern void xfrm_put_type(struct xfrm_type *type);
+struct xfrm_mode {
+ int (*input)(struct xfrm_state *x, struct sk_buff *skb);
+ int (*output)(struct sk_buff *skb);
+
+ struct module *owner;
+ unsigned int encap;
+};
+
+extern int xfrm_register_mode(struct xfrm_mode *mode, int family);
+extern int xfrm_unregister_mode(struct xfrm_mode *mode, int family);
+extern struct xfrm_mode *xfrm_get_mode(unsigned int encap, int family);
+extern void xfrm_put_mode(struct xfrm_mode *mode);
+
struct xfrm_tmpl
{
/* id in template is interpreted as:
struct xfrm_algo_desc {
char *name;
+ char *compat;
u8 available:1;
union {
struct xfrm_algo_auth_info auth;
extern struct xfrm_algo_desc *xfrm_calg_get_byname(char *name, int probe);
struct crypto_tfm;
+struct scatterlist;
typedef void (icv_update_fn_t)(struct crypto_tfm *, struct scatterlist *, unsigned int);
extern void skb_icv_walk(const struct sk_buff *skb, struct crypto_tfm *tfm,