diff options
author | Patrick McHardy <kaber@trash.net> | 2006-04-06 14:18:43 -0700 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2006-04-09 22:25:41 -0700 |
commit | 422c346fad806e2abaeffac686860ebc98dfe33e (patch) | |
tree | dd554d11e80ad33afef4b438ec4c2d8943ad37f4 /include/linux/netfilter_ipv4.h | |
parent | bce8032ef3cc58170ab3550e9e271dba7b4c4764 (diff) |
[NETFILTER]: Add address family specific checksum helpers
Add checksum operation which takes care of verifying the checksum and
dealing with HW checksum errors and avoids multiple checksum
operations by setting ip_summed to CHECKSUM_UNNECESSARY after
successful verification.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netfilter_ipv4.h')
-rw-r--r-- | include/linux/netfilter_ipv4.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/netfilter_ipv4.h b/include/linux/netfilter_ipv4.h index 43c09d790b83..85301c5e8d24 100644 --- a/include/linux/netfilter_ipv4.h +++ b/include/linux/netfilter_ipv4.h @@ -80,6 +80,8 @@ enum nf_ip_hook_priorities { #ifdef __KERNEL__ extern int ip_route_me_harder(struct sk_buff **pskb); extern int ip_xfrm_me_harder(struct sk_buff **pskb); +extern unsigned int nf_ip_checksum(struct sk_buff *skb, unsigned int hook, + unsigned int dataoff, u_int8_t protocol); #endif /*__KERNEL__*/ #endif /*__LINUX_IP_NETFILTER_H*/ |