/usr/include/wireshark/epan/ip_opts.h is in libwireshark-dev 1.6.7-1.
This file is owned by root:root, with mode 0o644.
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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 | /* ip_opts.h
* Definitions of structures and routines for dissection of options that
* work like IPv4 or IPv6 options
*
* $Id: ip_opts.h 33990 2010-08-29 10:47:38Z etxrab $
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __IP_OPTS_H__
#define __IP_OPTS_H__
/** @file
*/
typedef enum {
NO_LENGTH, /**< option has no data, hence no length */
FIXED_LENGTH, /**< option always has the same length */
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 *);
/**< routine to dissect option */
} ip_tcp_opt;
/** 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 *, int, guint,
const ip_tcp_opt *, int, int, packet_info *, proto_tree *, proto_item *);
/** Routine to dissect options that work like IPv6 options, where the
length field in the option, if present, includes only the data, not
the type and length bytes. */
extern void dissect_ipv6_options(tvbuff_t *, int, guint,
const ip_tcp_opt *, int, int, packet_info *, proto_tree *);
#endif
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