forked from osmocom/wireshark
![Michael Mann](/assets/img/avatar_default.png)
This provides external access for dissectors and plugins to provide their own implementation of IP options. Change-Id: I40ce17ce408217769e3b86e364f372a5181888e1 Reviewed-on: https://code.wireshark.org/review/20163 Petri-Dish: Michael Mann <mmann78@netscape.net> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Michael Mann <mmann78@netscape.net>
58 lines
1.8 KiB
C
58 lines
1.8 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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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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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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