forked from osmocom/wireshark
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* packet-tpkt.h
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*
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* Routines for TPKT dissection
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*
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* Copyright 2000, Philips Electronics N.V.
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* Andreas Sikkema <andreas.sikkema@philips.com>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "ws_symbol_export.h"
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/*
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* Check whether this could be a TPKT-encapsulated PDU.
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* Returns -1 if it's not, and the PDU length from the TPKT header
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* if it is.
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*
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* "min_len" is the minimum length of the PDU; the length field in the
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* TPKT header must be at least "4+min_len" in order for this to be a
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* valid TPKT PDU for the protocol in question.
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*/
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WS_DLL_PUBLIC int is_tpkt(tvbuff_t *tvb, int min_len);
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/*
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* Dissect TPKT-encapsulated data in a TCP stream.
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*/
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WS_DLL_PUBLIC void dissect_tpkt_encap(tvbuff_t *tvb, packet_info *pinfo,
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proto_tree *tree, gboolean desegment,
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dissector_handle_t subdissector_handle);
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/*
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* Check whether this could be a ASCII TPKT-encapsulated PDU.
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* Returns -1 if it's not, and the PDU length from the TPKT header
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* if it is.
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*
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* "min_len" is the minimum length of the PDU; the length field in the
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* TPKT header must be at least "8+min_len" in order for this to be a
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* valid TPKT PDU for the protocol in question.
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*/
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extern guint16 is_asciitpkt(tvbuff_t *tvb);
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/*
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* Dissect ASCII TPKT-encapsulated data in a TCP stream.
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*/
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extern void dissect_asciitpkt(tvbuff_t *tvb, packet_info *pinfo,
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proto_tree *tree, dissector_handle_t subdissector_handle);
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