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+/* packet-tpkt.h
+ *
+ * Routines for TPKT dissection
+ *
+ * Copyright 2000, Philips Electronics N.V.
+ * Andreas Sikkema <andreas.sikkema@philips.com>
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/*
+ * Check whether this could be a TPKT-encapsulated PDU.
+ * Returns -1 if it's not, and the PDU length from the TPKT header
+ * if it is.
+ *
+ * "min_len" is the minimum length of the PDU; the length field in the
+ * TPKT header must be at least "4+min_len" in order for this to be a
+ * valid TPKT PDU for the protocol in question.
+ */
+extern int is_tpkt(tvbuff_t *tvb, int min_len);
+
+/*
+ * Dissect TPKT-encapsulated data in a TCP stream.
+ */
+extern void dissect_tpkt_encap(tvbuff_t *tvb, packet_info *pinfo,
+ proto_tree *tree, gboolean desegment,
+ dissector_handle_t subdissector_handle);