diff options
| author | Masahide NAKAMURA <nakam@linux-ipv6.org> | 2006-08-23 20:44:06 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-09-22 15:08:30 -0700 |
| commit | 97a64b4577ae2bc5599dbd008a3cd9e25de9b9f5 (patch) | |
| tree | 424700fb0a41b28c5615d0d21ca74d699e1fa872 /net/xfrm/xfrm_state.c | |
| parent | df0ba92a99ca757039dfa84a929281ea3f7a50e8 (diff) | |
[XFRM]: Introduce XFRM_MSG_REPORT.
XFRM_MSG_REPORT is a message as notification of state protocol and
selector from kernel to user-space.
Mobile IPv6 will use it when inbound reject is occurred at route
optimization to make user-space know a binding error requirement.
Based on MIPL2 kernel patch.
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 'net/xfrm/xfrm_state.c')
| -rw-r--r-- | net/xfrm/xfrm_state.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 3da89c01ea7..a26ef6952c3 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -1055,6 +1055,25 @@ void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 pid) } EXPORT_SYMBOL(km_policy_expired); +int km_report(u8 proto, struct xfrm_selector *sel, xfrm_address_t *addr) +{ + int err = -EINVAL; + int ret; + struct xfrm_mgr *km; + + read_lock(&xfrm_km_lock); + list_for_each_entry(km, &xfrm_km_list, list) { + if (km->report) { + ret = km->report(proto, sel, addr); + if (!ret) + err = ret; + } + } + read_unlock(&xfrm_km_lock); + return err; +} +EXPORT_SYMBOL(km_report); + int xfrm_user_policy(struct sock *sk, int optname, u8 __user *optval, int optlen) { int err; |