46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/* wimax_tlv.h
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* WiMax TLV handling function header file
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*
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* Copyright (c) 2007 by Intel Corporation.
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*
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* Author: Lu Pan <lu.pan@intel.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 1999 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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#ifndef _WIMAX_TLV_H_
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#define _WIMAX_TLV_H_
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#include <epan/packet.h>
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#define WIMAX_TLV_EXTENDED_LENGTH_MASK 0x80
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#define WIMAX_TLV_LENGTH_MASK 0x7F
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#define MAX_TLV_LEN 64000
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typedef struct
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{
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guint8 valid; /* TLV info status: 0=invalid; 1=valid */
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guint8 type; /* TLV type */
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guint8 length_type; /* length type: 0=single byte; 1=multiple bytes */
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guint8 size_of_length; /* size of the TLV length */
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guint value_offset; /* the offset of TLV value field */
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gint32 length; /* length of TLV value field */
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} tlv_info_t;
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gint init_tlv_info(tlv_info_t *info, tvbuff_t *tvb, gint offset);
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gint valid_tlv_info(tlv_info_t *info);
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gint get_tlv_type(tlv_info_t *info);
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gint get_tlv_length_type(tlv_info_t *info);
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gint get_tlv_size_of_length(tlv_info_t *info);
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gint get_tlv_value_offset(tlv_info_t *info);
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gint32 get_tlv_length(tlv_info_t *info);
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proto_item *add_tlv_subtree(tlv_info_t *info, proto_tree *tree, int hfindex, tvbuff_t *tvb, gint start, const guint encoding);
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proto_tree *add_tlv_subtree_no_item(tlv_info_t *info, proto_tree *tree, int hfindex, tvbuff_t *tvb, gint start);
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proto_tree *add_protocol_subtree(tlv_info_t *info, gint idx, proto_tree *tree, int hfindex, tvbuff_t *tvb, gint start, gint length, const char *label);
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#endif /* WIMAX_TLV_H */
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