forked from osmocom/wireshark
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
/* ip_opts.h
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* Definitions of structures and routines for dissection of options that
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* work like IPv4 options
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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 1998 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 __IP_OPTS_H__
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#define __IP_OPTS_H__
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#include "ws_symbol_export.h"
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/** @file
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*/
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typedef enum {
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OPT_LEN_NO_LENGTH, /**< option has no data, hence no length */
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OPT_LEN_FIXED_LENGTH, /**< option always has the same length */
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OPT_LEN_VARIABLE_LENGTH /**< option is variable-length - optlen is minimum */
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} opt_len_type;
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/* Quick-Start option, as defined by RFC4782 */
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#define QS_FUNC_MASK 0xf0
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#define QS_RATE_MASK 0x0f
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#define QS_RATE_REQUEST 0
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#define QS_RATE_REPORT 8
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/* IP options */
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#define IPOPT_COPY_MASK 0x80
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#define IPOPT_CLASS_MASK 0x60
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#define IPOPT_NUMBER_MASK 0x1F
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WS_DLL_PUBLIC const value_string qs_func_vals[];
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WS_DLL_PUBLIC value_string_ext qs_rate_vals_ext;
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WS_DLL_PUBLIC const value_string ipopt_type_class_vals[];
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WS_DLL_PUBLIC const value_string ipopt_type_number_vals[];
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#endif
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