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Somewhat improve heuristic when SIP is encapsulated in another protocol.

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svn path=/trunk/; revision=18531
This commit is contained in:
Jaap Keuter 2006-06-21 17:57:10 +00:00
parent f27bb044dd
commit 036661ed3d
1 changed files with 9 additions and 0 deletions
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9
epan/dissectors/packet-sip.c
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@ -1216,6 +1216,15 @@ dissect_sip_common(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tr
*/
orig_offset = offset;
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
if (tvb_strnlen(tvb, offset, linelen) > -1)
{
/*
* There's a NULL in the line,
* this may be SIP within another protocol.
* This heuristic still needs to improve.
*/
return -2;
}
line_type = sip_parse_line(tvb, offset, linelen, &token_1_len);
if (line_type == OTHER_LINE) {
/*