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[OSKITTCP]

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- Add ROS-specific MSS code
 - We don't mirror our route cache with oskittcp so we can't rely on routes to get the MTU

svn path=/branches/aicom-network-branch/; revision=44619
This commit is contained in:
Cameron Gutman 2009-12-16 04:45:43 +00:00
parent ce98e6522f
commit 94b49d77a3
1 changed files with 14 additions and 2 deletions
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16
lib/drivers/oskittcp/oskittcp/tcp_input.c
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@ -1961,7 +1961,14 @@ tcp_mss(tp, offer)
inp = tp->t_inpcb;
if ((rt = tcp_rtlookup(inp)) == NULL) {
#ifndef __REACTOS__
tp->t_maxopd = tp->t_maxseg = tcp_mssdflt;
#else
if (offer < tcp_mssdflt)
tp->t_maxopd = tp->t_maxseg = tcp_mssdflt;
else
tp->t_maxopd = tp->t_maxseg = min(offer, tcp_mssopt(tp));
#endif
return;
}
#ifndef __REACTOS__
@ -2116,15 +2123,20 @@ int
tcp_mssopt(tp)
struct tcpcb *tp;
{
#ifndef __REACTOS__
struct rtentry *rt;
rt = tcp_rtlookup(tp->t_inpcb);
if (rt == NULL)
return tcp_mssdflt;
#ifndef __REACTOS__
return rt->rt_ifp->if_mtu - sizeof(struct tcpiphdr);
#else
return tcp_mssdflt;
struct ifaddr *ifa = ifa_ifwithnet((struct sockaddr *)&tp->t_inpcb->inp_faddr);
if (ifa == NULL)
return tcp_mssdflt;
return ifa->ifa_mtu - sizeof(struct tcpiphdr);
#endif
}
#endif /* TUBA_INCLUDE */