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authorMasahide NAKAMURA <nakam@linux-ipv6.org>2006-08-24 01:48:31 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 18:08:34 -0400
commit41a49cc3c02ace59d4dddae91ea211c330970ee3 (patch)
treebca262bd2d32f1cf7473b5360052ff3103845e23 /include/net
parent4e81bb8336a0ac50289d4d4c7a55e559b994ee8f (diff)
[XFRM]: Add sorting interface for state and template.
Under two transformation policies it is required to merge them. This is a platform to sort state for outbound and templates for inbound respectively. It will be used when Mobile IPv6 and IPsec are used at the same time. Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/xfrm.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 4655ca25f808..d341603e4ba8 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -254,6 +254,8 @@ struct xfrm_state_afinfo {
254 struct xfrm_state *(*find_acq)(u8 mode, u32 reqid, u8 proto, 254 struct xfrm_state *(*find_acq)(u8 mode, u32 reqid, u8 proto,
255 xfrm_address_t *daddr, xfrm_address_t *saddr, 255 xfrm_address_t *daddr, xfrm_address_t *saddr,
256 int create); 256 int create);
257 int (*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n);
258 int (*state_sort)(struct xfrm_state **dst, struct xfrm_state **src, int n);
257}; 259};
258 260
259extern int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo); 261extern int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo);
@@ -1002,6 +1004,24 @@ extern int xfrm_state_add(struct xfrm_state *x);
1002extern int xfrm_state_update(struct xfrm_state *x); 1004extern int xfrm_state_update(struct xfrm_state *x);
1003extern struct xfrm_state *xfrm_state_lookup(xfrm_address_t *daddr, u32 spi, u8 proto, unsigned short family); 1005extern struct xfrm_state *xfrm_state_lookup(xfrm_address_t *daddr, u32 spi, u8 proto, unsigned short family);
1004extern struct xfrm_state *xfrm_state_lookup_byaddr(xfrm_address_t *daddr, xfrm_address_t *saddr, u8 proto, unsigned short family); 1006extern struct xfrm_state *xfrm_state_lookup_byaddr(xfrm_address_t *daddr, xfrm_address_t *saddr, u8 proto, unsigned short family);
1007#ifdef CONFIG_XFRM_SUB_POLICY
1008extern int xfrm_tmpl_sort(struct xfrm_tmpl **dst, struct xfrm_tmpl **src,
1009 int n, unsigned short family);
1010extern int xfrm_state_sort(struct xfrm_state **dst, struct xfrm_state **src,
1011 int n, unsigned short family);
1012#else
1013static inline int xfrm_tmpl_sort(struct xfrm_tmpl **dst, struct xfrm_tmpl **src,
1014 int n, unsigned short family)
1015{
1016 return -ENOSYS;
1017}
1018
1019static inline int xfrm_state_sort(struct xfrm_state **dst, struct xfrm_state **src,
1020 int n, unsigned short family)
1021{
1022 return -ENOSYS;
1023}
1024#endif
1005extern struct xfrm_state *xfrm_find_acq_byseq(u32 seq); 1025extern struct xfrm_state *xfrm_find_acq_byseq(u32 seq);
1006extern int xfrm_state_delete(struct xfrm_state *x); 1026extern int xfrm_state_delete(struct xfrm_state *x);
1007extern void xfrm_state_flush(u8 proto); 1027extern void xfrm_state_flush(u8 proto);