Wireshark  4.3.0
The Wireshark network protocol analyzer
wimax_tlv.h
1 /* wimax_tlv.h
2  * WiMax TLV handling function header file
3  *
4  * Copyright (c) 2007 by Intel Corporation.
5  *
6  * Author: Lu Pan <lu.pan@intel.com>
7  *
8  * Wireshark - Network traffic analyzer
9  * By Gerald Combs <gerald@wireshark.org>
10  * Copyright 1999 Gerald Combs
11  *
12  * SPDX-License-Identifier: GPL-2.0-or-later
13  */
14 #ifndef _WIMAX_TLV_H_
15 #define _WIMAX_TLV_H_
16 
17 #include <epan/packet.h>
18 
19 #define WIMAX_TLV_EXTENDED_LENGTH_MASK 0x80
20 #define WIMAX_TLV_LENGTH_MASK 0x7F
21 
22 #define MAX_TLV_LEN 64000
23 
24 typedef struct
25 {
26  uint8_t valid; /* TLV info status: 0=invalid; 1=valid */
27  uint8_t type; /* TLV type */
28  uint8_t length_type; /* length type: 0=single byte; 1=multiple bytes */
29  uint8_t size_of_length; /* size of the TLV length */
30  unsigned value_offset; /* the offset of TLV value field */
31  int32_t length; /* length of TLV value field */
32 } tlv_info_t;
33 
34 int init_tlv_info(tlv_info_t *info, tvbuff_t *tvb, int offset);
35 int valid_tlv_info(tlv_info_t *info);
36 int get_tlv_type(tlv_info_t *info);
37 int get_tlv_length_type(tlv_info_t *info);
38 int get_tlv_size_of_length(tlv_info_t *info);
39 int get_tlv_value_offset(tlv_info_t *info);
40 int32_t get_tlv_length(tlv_info_t *info);
41 proto_item *add_tlv_subtree(tlv_info_t *info, proto_tree *tree, int hfindex, tvbuff_t *tvb, int start, const unsigned encoding);
42 proto_tree *add_tlv_subtree_no_item(tlv_info_t *info, proto_tree *tree, int hfindex, tvbuff_t *tvb, int start);
43 proto_tree *add_protocol_subtree(tlv_info_t *info, int idx, proto_tree *tree, int hfindex, tvbuff_t *tvb, int start, int length, const char *label);
44 
45 #endif /* WIMAX_TLV_H */
Definition: proto.h:904
Definition: file-pcapng.h:57
Definition: wimax_tlv.h:25
Definition: tvbuff-int.h:35