leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

net: core: add function for incremental IPv6 pseudo header checksum updates

Browse Source 
Add inet_proto_csum_replace16 for incrementally updating IPv6 pseudo header
checksums for IPv6 NAT.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Acked-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy
2012-08-26 19:14:10 +02:00
committed by Pablo Neira Ayuso
parent 0ad352cb43
commit 2cf545e835
2 changed files with 23 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
include/net/checksum.h
View File

@@ -109,6 +109,9 @@ static inline void csum_replace2(__sum16 *sum, __be16 from, __be16 to)
struct sk_buff;
extern void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,
__be32 from, __be32 to, int pseudohdr);
extern void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,
const __be32 *from, const __be32 *to,
int pseudohdr);
static inline void inet_proto_csum_replace2(__sum16 *sum, struct sk_buff *skb,
__be16 from, __be16 to,