/usr/include/wireshark/epan/ip_opts.h is in libwireshark-dev 1.10.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | /* ip_opts.h
* Definitions of structures and routines for dissection of options that
* work like IPv4 options
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __IP_OPTS_H__
#define __IP_OPTS_H__
#include "ws_symbol_export.h"
/** @file
*/
typedef enum {
OPT_LEN_NO_LENGTH, /**< option has no data, hence no length */
OPT_LEN_FIXED_LENGTH, /**< option always has the same length */
OPT_LEN_VARIABLE_LENGTH /**< option is variable-length - optlen is minimum */
} opt_len_type;
/** Member of table of IP or TCP options. */
typedef struct ip_tcp_opt {
int optcode; /**< code for option */
const char *name; /**< name of option */
int *subtree_index; /**< pointer to subtree index for option */
opt_len_type len_type; /**< type of option length field */
int optlen; /**< value length should be (minimum if VARIABLE) */
void (*dissect)(const struct ip_tcp_opt *,
tvbuff_t *,
int,
guint,
packet_info *,
proto_tree *,
void *); /**< routine to dissect option */
} ip_tcp_opt;
typedef struct ip_tcp_opt_type {
int* phf_opt_type;
int* pett_opt_type;
int* phf_opt_type_copy;
int* phf_opt_type_class;
int* phf_opt_type_number;
} ip_tcp_opt_type;
/** Routine to dissect options that work like IPv4 options, where the
length field in the option, if present, includes the type and
length bytes. */
extern void dissect_ip_tcp_options(tvbuff_t *tvb, int offset, guint length,
const ip_tcp_opt *opttab, int nopts, int eol, ip_tcp_opt_type* opttypes,
packet_info *pinfo, proto_tree *opt_tree,
proto_item *opt_item, void * data);
/* Quick-Start option, as defined by RFC4782 */
#define QS_FUNC_MASK 0xf0
#define QS_RATE_MASK 0x0f
#define QS_RATE_REQUEST 0
#define QS_RATE_REPORT 8
/* IP options */
#define IPOPT_COPY_MASK 0x80
#define IPOPT_CLASS_MASK 0x60
#define IPOPT_NUMBER_MASK 0x1F
WS_DLL_PUBLIC const value_string qs_func_vals[];
WS_DLL_PUBLIC value_string_ext qs_rate_vals_ext;
WS_DLL_PUBLIC const value_string ipopt_type_class_vals[];
WS_DLL_PUBLIC const value_string ipopt_type_number_vals[];
#endif
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