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/* ip_opts.h
* Definitions of structures and routines for dissection of options that
* work like IPv4 options
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#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;
/* 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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