diff options
| author | Pascal Quantin <pascal.quantin@gmail.com> | 2015-10-28 22:32:17 +0100 |
|---|---|---|
| committer | Pascal Quantin <pascal.quantin@gmail.com> | 2015-10-30 18:08:06 +0000 |
| commit | 9e54fcee5224aef800155514cac5e40d9e38a23e (patch) | |
| tree | 15c31219710aa882d6d4a1b5404f46ea31e22cb6 /epan/dissectors/packet-stun.c | |
| parent | d6dd50b1e33de97ed540efdf984ac1564b9c84ef (diff) | |
STUN: register a new conversation dissector after receiving a ConnectionBind Success Response message
According to RFC 6062, once the connection is established, data is sent as-is
To stop the STUN dissector from interfering, add the ability to specify a starting
frame for a conversation dissector and use it
Bug: 11641
Change-Id: I65ca96bddacf70444009c0642ea22173fa68992e
Reviewed-on: https://code.wireshark.org/review/11372
Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>
Diffstat (limited to 'epan/dissectors/packet-stun.c')
| -rw-r--r-- | epan/dissectors/packet-stun.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/epan/dissectors/packet-stun.c b/epan/dissectors/packet-stun.c index 13885a9167..c7affc408e 100644 --- a/epan/dissectors/packet-stun.c +++ b/epan/dissectors/packet-stun.c @@ -1343,6 +1343,13 @@ dissect_stun_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gboole } } + if (!PINFO_FD_VISITED(pinfo) && is_turn && (pinfo->ptype == PT_TCP) + && (msg_type_method == CONNECTION_BIND) && (msg_type_class == RESPONSE)) { + /* RFC 6062: after the ConnectionBind exchange, the connection is no longer framed as TURN; + instead, it is an unframed pass-through. + Starting from next frame set conversation dissector to data */ + conversation_set_dissector_from_frame_number(conversation, pinfo->fd->num+1, data_handle); + } return reported_length; } |