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inet_diag: Export inet diag cookie checking routine

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The netlink diag susbsys stores sk address bits in the nl message
as a "cookie" and uses one when dumps details about particular
socket.

The same will be required for udp diag module, so introduce a heler
in inet_diag module

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2011-12-09 06:21:53 +00:00
committed by David S. Miller
parent 87c22ea52e
commit b005ab4ef8
2 changed files with 16 additions and 5 deletions
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2
include/linux/inet_diag.h
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@@ -144,6 +144,8 @@ struct inet_diag_handler {
__u16 idiag_type;
};
int inet_diag_check_cookie(struct sock *sk, struct inet_diag_req *req);
extern int inet_diag_register(const struct inet_diag_handler *handler);
extern void inet_diag_unregister(const struct inet_diag_handler *handler);
#endif /* __KERNEL__ */