Add dissector for the SEBEK kernel read() data capture and/or rootkit tool
used as part of the HoneyNet project. Info at: http://project.honeynet.org/tools/sebek/ svn path=/trunk/; revision=9039
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# Makefile.am
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# Automake file for Ethereal
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#
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# $Id: Makefile.am,v 1.655 2003/11/19 04:00:52 guy Exp $
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# $Id: Makefile.am,v 1.656 2003/11/19 22:13:28 nneul Exp $
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#
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# Ethereal - Network traffic analyzer
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# By Gerald Combs <gerald@ethereal.com>
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@ -390,6 +390,7 @@ DISSECTOR_SRC = \
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packet-sctp.c \
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packet-sdlc.c \
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packet-sdp.c \
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packet-sebek.c \
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packet-ses.c \
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packet-sflow.c \
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packet-sip.c \
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@ -1,7 +1,7 @@
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## Makefile for building ethereal.exe with Microsoft C and nmake
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## Use: $(MAKE) /$(MAKEFLAGS) -f makefile.nmake
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#
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# $Id: Makefile.nmake,v 1.361 2003/11/19 04:00:52 guy Exp $
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# $Id: Makefile.nmake,v 1.362 2003/11/19 22:13:29 nneul Exp $
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include config.nmake
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include <win32.mak>
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@ -330,6 +330,7 @@ DISSECTOR_SRC = \
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packet-sctp.c \
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packet-sdlc.c \
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packet-sdp.c \
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packet-sebek.c \
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packet-ses.c \
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packet-sflow.c \
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packet-sip.c \
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/* packet-sebek.c
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* Routines for Sebek - Kernel based data capture - packet dissection
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* Copyright 1999, Nathan Neulinger <nneul@umr.edu>
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*
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* See: http://project.honeynet.org/tools/sebek/ for more details
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*
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* $Id: packet-sebek.c,v 1.1 2003/11/19 22:13:29 nneul Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include <math.h>
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#include <glib.h>
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#ifdef NEED_SNPRINTF_H
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# include "snprintf.h"
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#endif
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#include <epan/packet.h>
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#include <epan/resolv.h>
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/*
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IP address: 32bit unsigned
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MAGIC Val: 32bit unsigned
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Sebek Ver: 16bit unsigned
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Type 16bit unsigned
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Counter: 32bit unsigned
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Time_sec: 32bit unsigned
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Time_usec: 32bit unsigned
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Proc ID: 32bit unsigned
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User ID: 32bit unsigned
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File Desc: 32bit unsigned
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Command: 12char array
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Length: Data Length
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Data: Variable Length data
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*
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*/
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/* By default, but can be completely different */
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#define UDP_PORT_SEBEK 1101
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static int proto_sebek = -1;
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static int hf_sebek_magic = -1;
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static int hf_sebek_version = -1;
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static int hf_sebek_type = -1;
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static int hf_sebek_counter = -1;
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static int hf_sebek_time = -1;
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static int hf_sebek_pid = -1;
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static int hf_sebek_uid = -1;
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static int hf_sebek_fd = -1;
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static int hf_sebek_cmd = -1;
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static int hf_sebek_len = -1;
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static int hf_sebek_data = -1;
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static gint ett_sebek = -1;
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/* dissect_sebek - dissects sebek packet data
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* tvb - tvbuff for packet data (IN)
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* pinfo - packet info
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* proto_tree - resolved protocol tree
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*/
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static void
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dissect_sebek(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
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{
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proto_tree *sebek_tree;
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proto_item *ti;
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int offset = 0;
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int datalen = 0;
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nstime_t ts;
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if (check_col(pinfo->cinfo, COL_PROTOCOL))
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "SEBEK");
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if (check_col(pinfo->cinfo, COL_INFO))
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{
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col_clear(pinfo->cinfo, COL_INFO);
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col_set_str(pinfo->cinfo, COL_INFO, "SEBEK - ");
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col_append_fstr(pinfo->cinfo, COL_INFO, " pid(%d)", tvb_get_ntohl(tvb, 20));
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col_append_fstr(pinfo->cinfo, COL_INFO, " uid(%d)", tvb_get_ntohl(tvb, 24));
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col_append_fstr(pinfo->cinfo, COL_INFO, " fd(%d)", tvb_get_ntohl(tvb, 28));
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col_append_fstr(pinfo->cinfo, COL_INFO, " cmd: %s", tvb_get_string(tvb, 32, 12));
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}
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if (tree) {
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/* Adding NTP item and subtree */
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ti = proto_tree_add_item(tree, proto_sebek, tvb, 0, -1, FALSE);
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sebek_tree = proto_item_add_subtree(ti, ett_sebek);
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proto_tree_add_item(sebek_tree, hf_sebek_magic, tvb, offset, 4, FALSE);
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offset += 4;
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proto_tree_add_item(sebek_tree, hf_sebek_version, tvb, offset, 2, FALSE);
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offset += 2;
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proto_tree_add_item(sebek_tree, hf_sebek_type, tvb, offset, 2, FALSE);
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offset += 2;
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proto_tree_add_item(sebek_tree, hf_sebek_counter, tvb, offset, 4, FALSE);
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offset += 4;
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ts.secs = tvb_get_ntohl(tvb, offset);
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ts.nsecs = tvb_get_ntohl(tvb, offset+4);
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proto_tree_add_time(sebek_tree, hf_sebek_time, tvb, offset, 8, &ts);
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offset += 8;
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proto_tree_add_item(sebek_tree, hf_sebek_pid, tvb, offset, 4, FALSE);
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offset += 4;
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proto_tree_add_item(sebek_tree, hf_sebek_uid, tvb, offset, 4, FALSE);
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offset += 4;
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proto_tree_add_item(sebek_tree, hf_sebek_fd, tvb, offset, 4, FALSE);
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offset += 4;
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proto_tree_add_item(sebek_tree, hf_sebek_cmd, tvb, offset, 12, FALSE);
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offset += 12;
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datalen = tvb_get_letohl(tvb, offset);
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proto_tree_add_item(sebek_tree, hf_sebek_len, tvb, offset, 4, FALSE);
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offset += 4;
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proto_tree_add_item(sebek_tree, hf_sebek_data, tvb, offset, -1, FALSE);
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}
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}
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void
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proto_register_sebek(void)
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{
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static hf_register_info hf[] = {
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{ &hf_sebek_magic, {
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"Magic", "sebek.magic", FT_UINT32, BASE_HEX,
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NULL, 0, "Magic Number", HFILL }},
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{ &hf_sebek_version, {
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"Version", "sebek.version", FT_UINT16, BASE_DEC,
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NULL, 0, "Version Number", HFILL }},
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{ &hf_sebek_type, {
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"Type", "sebek.type", FT_UINT16, BASE_DEC,
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NULL, 0, "Type", HFILL }},
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{ &hf_sebek_counter, {
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"Counter", "sebek.counter", FT_UINT32, BASE_DEC,
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NULL, 0, "Counter", HFILL }},
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{ &hf_sebek_time, {
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"Time", "sebek.time.sec", FT_ABSOLUTE_TIME, BASE_NONE,
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NULL, 0, "Time", HFILL }},
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{ &hf_sebek_pid, {
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"Process ID", "sebek.pid", FT_UINT32, BASE_DEC,
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NULL, 0, "Process ID", HFILL }},
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{ &hf_sebek_uid, {
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"User ID", "sebek.uid", FT_UINT32, BASE_DEC,
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NULL, 0, "User ID", HFILL }},
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{ &hf_sebek_fd, {
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"File Descriptor", "sebek.fd", FT_UINT32, BASE_DEC,
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NULL, 0, "File Descriptor Number", HFILL }},
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{ &hf_sebek_cmd, {
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"Command Name", "sebek.cmd", FT_STRING, 0,
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NULL, 0, "Command Name", HFILL }},
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{ &hf_sebek_len, {
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"Data Length", "sebek.len", FT_UINT32, BASE_DEC,
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NULL, 0, "Data Length", HFILL }},
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{ &hf_sebek_data, {
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"Data", "sebek.data", FT_STRING, 0,
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NULL, 0, "Data", HFILL }},
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};
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static gint *ett[] = {
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&ett_sebek,
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};
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proto_sebek = proto_register_protocol("SEBEK - Kernel Data Capture", "SEBEK",
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"sebek");
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proto_register_field_array(proto_sebek, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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}
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void
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proto_reg_handoff_sebek(void)
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{
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dissector_handle_t sebek_handle;
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sebek_handle = create_dissector_handle(dissect_sebek, proto_sebek);
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dissector_add("udp.port", UDP_PORT_SEBEK, sebek_handle);
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}
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