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| author | Masahide NAKAMURA | 2006-08-24 07:48:31 +0200 |
|---|---|---|
| committer | David S. Miller | 2006-09-23 00:08:34 +0200 |
| commit | 41a49cc3c02ace59d4dddae91ea211c330970ee3 (patch) | |
| tree | bca262bd2d32f1cf7473b5360052ff3103845e23 /include/net/xfrm.h | |
| parent | [XFRM] POLICY: sub policy support. (diff) | |
| download | kernel-qcow2-linux-41a49cc3c02ace59d4dddae91ea211c330970ee3.tar.gz kernel-qcow2-linux-41a49cc3c02ace59d4dddae91ea211c330970ee3.tar.xz kernel-qcow2-linux-41a49cc3c02ace59d4dddae91ea211c330970ee3.zip | |
[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/xfrm.h')
| -rw-r--r-- | include/net/xfrm.h | 20 |
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 { struct xfrm_state *(*find_acq)(u8 mode, u32 reqid, u8 proto, xfrm_address_t *daddr, xfrm_address_t *saddr, int create); + int (*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n); + int (*state_sort)(struct xfrm_state **dst, struct xfrm_state **src, int n); }; extern int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo); @@ -1002,6 +1004,24 @@ extern int xfrm_state_add(struct xfrm_state *x); extern int xfrm_state_update(struct xfrm_state *x); extern struct xfrm_state *xfrm_state_lookup(xfrm_address_t *daddr, u32 spi, u8 proto, unsigned short family); extern struct xfrm_state *xfrm_state_lookup_byaddr(xfrm_address_t *daddr, xfrm_address_t *saddr, u8 proto, unsigned short family); +#ifdef CONFIG_XFRM_SUB_POLICY +extern int xfrm_tmpl_sort(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, + int n, unsigned short family); +extern int xfrm_state_sort(struct xfrm_state **dst, struct xfrm_state **src, + int n, unsigned short family); +#else +static inline int xfrm_tmpl_sort(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, + int n, unsigned short family) +{ + return -ENOSYS; +} + +static inline int xfrm_state_sort(struct xfrm_state **dst, struct xfrm_state **src, + int n, unsigned short family) +{ + return -ENOSYS; +} +#endif extern struct xfrm_state *xfrm_find_acq_byseq(u32 seq); extern int xfrm_state_delete(struct xfrm_state *x); extern void xfrm_state_flush(u8 proto); |