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Merge pull request #12 from alperakcan/master
Fix packet length calculation if IP length is 0, due to TSO
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commit
f96ec877dd
3 changed files with 11 additions and 2 deletions
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CREDITS
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CREDITS
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@ -15,6 +15,7 @@ Richard Levitte
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Hugh Mandeville
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Hugh Mandeville
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Eric Murray
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Eric Murray
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Henrik Nordstrom
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Henrik Nordstrom
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Alper Akcan
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If you think you should be on this list, send me mail at <ekr@rtfm.com>.
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If you think you should be on this list, send me mail at <ekr@rtfm.com>.
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@ -1,3 +1,7 @@
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Mon 29 May 2017 03:49:00 PM +03 Alper <alper.akcan@gmail.com>
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* Fix packet length calculation if IP length is
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0 due to TSO.
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Wed Aug 21 10:48:45 2002 EKR <ekr@rtfm.com>
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Wed Aug 21 10:48:45 2002 EKR <ekr@rtfm.com>
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* Installed Greg Stark's new Win32 patches.
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* Installed Greg Stark's new Win32 patches.
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@ -133,8 +133,12 @@ int network_process_packet(handler,timestamp,data,length)
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hlen=p.ip->ip_hl * 4;
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hlen=p.ip->ip_hl * 4;
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p.data += hlen;
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p.data += hlen;
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p.len =ntohs(p.ip->ip_len)-hlen;
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p.len = ntohs(p.ip->ip_len);
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if (p.len == 0) {
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DBG((0,"ip length reported as 0, presumed to be because of 'TCP segmentation offload' (TSO)\n"));
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p.len = p._len;
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}
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p.len -= hlen;
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switch(p.ip->ip_p){
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switch(p.ip->ip_p){
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case IPPROTO_TCP:
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case IPPROTO_TCP:
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