diff options
Diffstat (limited to 'packet-tcp.c')
| -rw-r--r-- | packet-tcp.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/packet-tcp.c b/packet-tcp.c index 7ec1fdaf00..f25b981f97 100644 --- a/packet-tcp.c +++ b/packet-tcp.c @@ -1,7 +1,7 @@ /* packet-tcp.c * Routines for TCP packet disassembly * - * $Id: packet-tcp.c,v 1.186 2003/03/05 07:17:50 guy Exp $ + * $Id: packet-tcp.c,v 1.187 2003/03/26 08:00:24 sahlberg Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs <gerald@ethereal.com> @@ -317,6 +317,14 @@ tcp_analyze_sequence_number(packet_info *pinfo, guint32 seq, guint32 ack, guint3 base_ack=ack; } + + /* To handle FIN, just add 1 to the length. + else the ACK following the FIN-ACK will look like it was + outside the window. */ + if( flags&TH_FIN ){ + seglen+=1; + } + /* handle the sequence numbers */ /* if this was a SYN packet, then remove existing list and * put SEQ+1 first the list */ @@ -360,12 +368,6 @@ tcp_analyze_sequence_number(packet_info *pinfo, guint32 seq, guint32 ack, guint3 /* if we get past here we know that ual1 points to a segment */ - /* To handle FIN, just pretend they have a length of 1. - else the ACK following the FIN-ACK will look like it was - outside the window. */ - if( (!seglen) && (flags&TH_FIN) ){ - seglen=1; - } /* if seq is beyond ual1->nextseq we have lost a segment */ if (GT_SEQ(seq, ual1->nextseq)) { |