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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-04-17 13:19:16 +0900
committerYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-06-12 02:38:20 +0900
commit8d26d76dd4a4c87ef037a44a42a0608ffc730199 (patch)
tree884ff53a83e460aa3f1837cc336a5a34f364156e /include
parent076fb7223357769c39f3ddf900bba6752369c76a (diff)
tcp md5sig: Share most of hash calcucaltion bits between IPv4 and IPv6.
We can share most part of the hash calculation code because the only difference between IPv4 and IPv6 is their pseudo headers. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'include')
-rw-r--r--include/net/tcp.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index ae2549c45fc..eac26b73bcc 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1117,6 +1117,13 @@ struct tcp_md5sig_pool {
#define TCP_MD5SIG_MAXKEYS (~(u32)0) /* really?! */
/* - functions */
+extern int tcp_calc_md5_hash(char *md5_hash,
+ struct tcp_md5sig_key *key,
+ int bplen,
+ struct tcphdr *th,
+ unsigned int tcplen,
+ struct tcp_md5sig_pool *hp);
+
extern int tcp_v4_calc_md5_hash(char *md5_hash,
struct tcp_md5sig_key *key,
struct sock *sk,