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| author | Mike Silbersack <silby@FreeBSD.org> | 2003-11-02 07:47:03 +0000 |
|---|---|---|
| committer | Mike Silbersack <silby@FreeBSD.org> | 2003-11-02 07:47:03 +0000 |
| commit | 4bd4fa3fe69b8003e0869cc4ed5f368226b2003d (patch) | |
| tree | 078870ac899a25193239c6660b6dea9f4e1405ef /sys/netinet/tcp_var.h | |
| parent | 03e432ad9cfa06218afdda215c66e94dea5af208 (diff) | |
| download | src-4bd4fa3fe69b8003e0869cc4ed5f368226b2003d.tar.gz src-4bd4fa3fe69b8003e0869cc4ed5f368226b2003d.zip | |
Add an additional check to the tcp_twrecycleable function; I had
previously only considered the send sequence space. Unfortunately,
some OSes (windows) still use a random positive increments scheme for
their syn-ack ISNs, so I must consider receive sequence space as well.
The value of 250000 bytes / second for Microsoft's ISN rate of increase
was determined by testing with an XP machine.
Notes
Notes:
svn path=/head/; revision=121884
Diffstat (limited to 'sys/netinet/tcp_var.h')
| -rw-r--r-- | sys/netinet/tcp_var.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/netinet/tcp_var.h b/sys/netinet/tcp_var.h index ceb292fcf1c9..2e5b3fa58b19 100644 --- a/sys/netinet/tcp_var.h +++ b/sys/netinet/tcp_var.h @@ -247,6 +247,7 @@ struct tcptw { tcp_seq snd_nxt; tcp_seq rcv_nxt; tcp_seq iss; + tcp_seq irs; tcp_cc cc_recv; tcp_cc cc_send; u_short last_win; /* cached window value */ |