527 lines
23 KiB
C
527 lines
23 KiB
C
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/* packet-ntlmssp.c
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* Routines for NTLM Secure Service Provider
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* Devin Heitmueller <dheitmueller@netilla.com>
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*
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* $Id: packet-ntlmssp.c,v 1.1 2002/07/09 20:49:27 tpot 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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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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/* Message types */
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#define NTLMSSP_NEGOTIATE 1
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#define NTLMSSP_CHALLENGE 2
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#define NTLMSSP_AUTH 3
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#define NTLMSSP_UNKNOWN 4
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static const value_string ntlmssp_message_types[] = {
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{ NTLMSSP_NEGOTIATE, "NTLMSSP_NEGOTIATE" },
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{ NTLMSSP_CHALLENGE, "NTLMSSP_CHALLENGE" },
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{ NTLMSSP_AUTH, "NTLMSSP_AUTH" },
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{ NTLMSSP_UNKNOWN, "NTLMSSP_UNKNOWN" }
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};
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static const true_false_string flags_set_truth = {
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"Set",
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"Not set"
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};
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/*
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* NTLMSSP negotiation flags
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* Taken from Samba
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*/
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#define NTLMSSP_NEGOTIATE_UNICODE 0x00000001
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#define NTLMSSP_NEGOTIATE_OEM 0x00000002
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#define NTLMSSP_REQUEST_TARGET 0x00000004
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#define NTLMSSP_NEGOTIATE_00000008 0x00000008
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#define NTLMSSP_NEGOTIATE_SIGN 0x00000010
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#define NTLMSSP_NEGOTIATE_SEAL 0x00000020
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#define NTLMSSP_NEGOTIATE_DATAGRAM_STYLE 0x00000040
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#define NTLMSSP_NEGOTIATE_LM_KEY 0x00000080
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#define NTLMSSP_NEGOTIATE_NETWARE 0x00000100
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#define NTLMSSP_NEGOTIATE_NTLM 0x00000200
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#define NTLMSSP_NEGOTIATE_00000400 0x00000400
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#define NTLMSSP_NEGOTIATE_00000800 0x00000800
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#define NTLMSSP_NEGOTIATE_DOMAIN_SUPPLIED 0x00001000
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#define NTLMSSP_NEGOTIATE_WORKSTATION_SUPPLIED 0x00002000
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#define NTLMSSP_NEGOTIATE_THIS_IS_LOCAL_CALL 0x00004000
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#define NTLMSSP_NEGOTIATE_ALWAYS_SIGN 0x00008000
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#define NTLMSSP_CHAL_INIT_RESPONSE 0x00010000
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#define NTLMSSP_CHAL_ACCEPT_RESPONSE 0x00020000
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#define NTLMSSP_CHAL_NON_NT_SESSION_KEY 0x00040000
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#define NTLMSSP_NEGOTIATE_NTLM2 0x00080000
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#define NTLMSSP_NEGOTIATE_00100000 0x00100000
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#define NTLMSSP_NEGOTIATE_00200000 0x00200000
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#define NTLMSSP_NEGOTIATE_00400000 0x00400000
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#define NTLMSSP_CHAL_TARGET_INFO 0x00800000
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#define NTLMSSP_NEGOTIATE_01000000 0x01000000
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#define NTLMSSP_NEGOTIATE_02000000 0x02000000
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#define NTLMSSP_NEGOTIATE_04000000 0x04000000
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#define NTLMSSP_NEGOTIATE_08000000 0x08000000
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#define NTLMSSP_NEGOTIATE_10000000 0x10000000
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#define NTLMSSP_NEGOTIATE_128 0x20000000
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#define NTLMSSP_NEGOTIATE_KEY_EXCH 0x40000000
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#define NTLMSSP_NEGOTIATE_80000000 0x80000000
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static int proto_ntlmssp = -1;
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static int hf_ntlmssp = -1;
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static int hf_ntlmssp_auth = -1;
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static int hf_ntlmssp_message_type = -1;
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static int hf_ntlmssp_negotiate_flags = -1;
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static int hf_ntlmssp_negotiate_flags_01 = -1;
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static int hf_ntlmssp_negotiate_flags_02 = -1;
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static int hf_ntlmssp_negotiate_flags_04 = -1;
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static int hf_ntlmssp_negotiate_flags_08 = -1;
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static int hf_ntlmssp_negotiate_flags_10 = -1;
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static int hf_ntlmssp_negotiate_flags_20 = -1;
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static int hf_ntlmssp_negotiate_flags_40 = -1;
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static int hf_ntlmssp_negotiate_flags_80 = -1;
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static int hf_ntlmssp_negotiate_flags_100 = -1;
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static int hf_ntlmssp_negotiate_flags_200 = -1;
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static int hf_ntlmssp_negotiate_flags_400 = -1;
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static int hf_ntlmssp_negotiate_flags_800 = -1;
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static int hf_ntlmssp_negotiate_flags_1000 = -1;
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static int hf_ntlmssp_negotiate_flags_2000 = -1;
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static int hf_ntlmssp_negotiate_flags_4000 = -1;
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static int hf_ntlmssp_negotiate_flags_8000 = -1;
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static int hf_ntlmssp_negotiate_flags_10000 = -1;
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static int hf_ntlmssp_negotiate_flags_20000 = -1;
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static int hf_ntlmssp_negotiate_flags_40000 = -1;
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static int hf_ntlmssp_negotiate_flags_80000 = -1;
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static int hf_ntlmssp_negotiate_flags_100000 = -1;
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static int hf_ntlmssp_negotiate_flags_200000 = -1;
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static int hf_ntlmssp_negotiate_flags_400000 = -1;
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static int hf_ntlmssp_negotiate_flags_800000 = -1;
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static int hf_ntlmssp_negotiate_flags_1000000 = -1;
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static int hf_ntlmssp_negotiate_flags_2000000 = -1;
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static int hf_ntlmssp_negotiate_flags_4000000 = -1;
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static int hf_ntlmssp_negotiate_flags_8000000 = -1;
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static int hf_ntlmssp_negotiate_flags_10000000 = -1;
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static int hf_ntlmssp_negotiate_flags_20000000 = -1;
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static int hf_ntlmssp_negotiate_flags_40000000 = -1;
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static int hf_ntlmssp_negotiate_flags_80000000 = -1;
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static int hf_ntlmssp_negotiate_workstation_strlen = -1;
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static int hf_ntlmssp_negotiate_workstation_maxlen = -1;
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static int hf_ntlmssp_negotiate_workstation_buffer = -1;
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static int hf_ntlmssp_negotiate_workstation = -1;
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static int hf_ntlmssp_negotiate_domain_strlen = -1;
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static int hf_ntlmssp_negotiate_domain_maxlen = -1;
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static int hf_ntlmssp_negotiate_domain_buffer = -1;
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static int hf_ntlmssp_negotiate_domain = -1;
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static int hf_ntlmssp_ntlm_challenge = -1;
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static int hf_ntlmssp_reserved = -1;
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static int hf_ntlmssp_challenge_unknown1 = -1;
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static int hf_ntlmssp_challenge_unknown2 = -1;
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static gint ett_ntlmssp = -1;
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static gint ett_ntlmssp_negotiate_flags = -1;
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static int
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dissect_ntlmssp_negotiate_flags (tvbuff_t *tvb, int offset,
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proto_tree *ntlmssp_tree,
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guint32 negotiate_flags)
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{
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proto_tree *negotiate_flags_tree = NULL;
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proto_item *tf = NULL;
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if (ntlmssp_tree) {
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tf = proto_tree_add_uint (ntlmssp_tree,
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hf_ntlmssp_negotiate_flags,
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tvb, offset, 4, negotiate_flags);
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negotiate_flags_tree = proto_item_add_subtree (tf, ett_ntlmssp_negotiate_flags);
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}
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_01,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_02,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_04,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_08,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_10,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_20,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_40,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_80,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_100,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_200,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_400,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_800,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_1000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_2000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_4000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_8000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_10000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_20000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_40000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_80000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_100000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_200000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_400000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_800000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_1000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_2000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_4000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_8000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_10000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_20000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_40000000,
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tvb, offset, 4, negotiate_flags);
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proto_tree_add_boolean (negotiate_flags_tree,
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hf_ntlmssp_negotiate_flags_80000000,
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tvb, offset, 4, negotiate_flags);
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return (offset + 4);
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}
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static int
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dissect_ntlmssp_negotiate (tvbuff_t *tvb, int offset,
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proto_tree *ntlmssp_tree)
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{
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guint32 negotiate_flags;
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guint16 workstation_length;
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guint16 domain_length;
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/* NTLMSSP Negotiate Flags */
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negotiate_flags = tvb_get_letohs (tvb, offset);
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offset = dissect_ntlmssp_negotiate_flags (tvb, offset, ntlmssp_tree,
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negotiate_flags);
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/* Calling workstation domain name length */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_domain_strlen,
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tvb, offset, 2, TRUE);
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domain_length = tvb_get_letohs (tvb, offset);
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offset += 2;
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/* Calling workstation domain name max length */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_domain_maxlen,
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tvb, offset, 2, TRUE);
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offset += 2;
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/* Calling workstation domain name buffer? */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_domain_buffer,
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tvb, offset, 4, TRUE);
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offset += 4;
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/* Calling workstation name length */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_workstation_strlen,
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tvb, offset, 2, TRUE);
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workstation_length = tvb_get_letohs (tvb, offset);
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offset += 2;
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/* Calling workstation name max length */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_workstation_maxlen,
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tvb, offset, 2, TRUE);
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offset += 2;
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/* Calling workstation name buffer? */
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proto_tree_add_uint(ntlmssp_tree, hf_ntlmssp_negotiate_workstation_buffer,
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tvb, offset, 4, TRUE);
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offset += 4;
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/* Calling workstation name */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_workstation,
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tvb, offset, workstation_length, FALSE);
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offset += workstation_length;
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/* Calling domain name */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_negotiate_domain,
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tvb, offset, domain_length, FALSE);
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offset += domain_length;
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return offset;
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}
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static int
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dissect_ntlmssp_challenge (tvbuff_t *tvb, int offset, proto_tree *ntlmssp_tree)
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{
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guint32 negotiate_flags;
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/* Skip over the two unknown fields */
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_challenge_unknown1,
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tvb, offset, 4, TRUE);
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offset += 4;
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proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_challenge_unknown2,
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tvb, offset, 4, TRUE);
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offset += 4;
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/* NTLMSSP Negotiate Flags */
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negotiate_flags = tvb_get_letohs (tvb, offset);
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offset = dissect_ntlmssp_negotiate_flags (tvb, offset, ntlmssp_tree,
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negotiate_flags);
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/* NTLMSSP NT Lan Manager Challenge */
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proto_tree_add_item (ntlmssp_tree,
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hf_ntlmssp_ntlm_challenge,
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tvb, offset, 8, FALSE);
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offset += 8;
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/* Reserved (function not completely known) */
|
||
|
proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_reserved,
|
||
|
tvb, offset, 8, FALSE);
|
||
|
offset += 8;
|
||
|
|
||
|
return offset;
|
||
|
}
|
||
|
|
||
|
|
||
|
static void
|
||
|
dissect_ntlmssp(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
|
||
|
{
|
||
|
guint32 ntlmssp_message_type;
|
||
|
int offset = 0;
|
||
|
int payloadsize = 0;
|
||
|
proto_tree *ntlmssp_tree = NULL;
|
||
|
proto_item *tf = NULL;
|
||
|
|
||
|
/* Compute the total size of the data to be parsed */
|
||
|
payloadsize = tvb_length_remaining(tvb, 0);
|
||
|
|
||
|
/* Setup a new tree for the NTLMSSP payload */
|
||
|
if (tree) {
|
||
|
tf = proto_tree_add_item (tree,
|
||
|
hf_ntlmssp,
|
||
|
tvb, offset, payloadsize, FALSE);
|
||
|
|
||
|
ntlmssp_tree = proto_item_add_subtree (tf,
|
||
|
ett_ntlmssp);
|
||
|
}
|
||
|
|
||
|
/* NTLMSSP constant */
|
||
|
proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_auth,
|
||
|
tvb, offset, 8, FALSE);
|
||
|
offset += 8;
|
||
|
|
||
|
/* NTLMSSP Message Type */
|
||
|
proto_tree_add_item (ntlmssp_tree, hf_ntlmssp_message_type,
|
||
|
tvb, offset, 4, TRUE);
|
||
|
ntlmssp_message_type = tvb_get_letohl (tvb, offset);
|
||
|
offset += 4;
|
||
|
|
||
|
/* Call the appropriate dissector based on the Message Type */
|
||
|
if (ntlmssp_message_type == NTLMSSP_NEGOTIATE)
|
||
|
offset = dissect_ntlmssp_negotiate (tvb, offset, ntlmssp_tree);
|
||
|
else if (ntlmssp_message_type == NTLMSSP_CHALLENGE)
|
||
|
offset = dissect_ntlmssp_challenge (tvb, offset, ntlmssp_tree);
|
||
|
else {
|
||
|
/* Unrecognized message type */
|
||
|
proto_tree_add_text (ntlmssp_tree, tvb, offset,
|
||
|
(payloadsize - 12),
|
||
|
"Unrecognized NTLMSSP Message");
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void
|
||
|
proto_register_ntlmssp(void)
|
||
|
{
|
||
|
|
||
|
static hf_register_info hf[] = {
|
||
|
{ &hf_ntlmssp,
|
||
|
{ "NTLMSSP", "ntlmssp", FT_NONE, BASE_NONE, NULL, 0x0, "NTLMSSP", HFILL }},
|
||
|
|
||
|
{ &hf_ntlmssp_auth,
|
||
|
{ "NTLMSSP identifier", "ntlmssp.identifier", FT_STRING, BASE_NONE, NULL, 0x0, "NTLMSSP Identifier", HFILL }},
|
||
|
|
||
|
{ &hf_ntlmssp_message_type,
|
||
|
{ "NTLM Message Type", "ntlmssp.messagetype", FT_UINT32, BASE_HEX, VALS(ntlmssp_message_types), 0x0, "", HFILL }},
|
||
|
|
||
|
{ &hf_ntlmssp_negotiate_flags,
|
||
|
{ "Flags", "dcerpc.negotiateflags", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_01,
|
||
|
|
||
|
{ "Negotiate UNICODE", "ntlmssp.negotiateunicode", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_UNICODE, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_02,
|
||
|
{ "Negotiate OEM", "ntlmssp.negotiateoem", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_OEM, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_04,
|
||
|
{ "Request Target", "ntlmssp.requesttarget", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_REQUEST_TARGET, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_08,
|
||
|
{ "Request 0x00000008", "ntlmssp.negotiate00000008", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_00000008, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_10,
|
||
|
{ "Negotiate Sign", "ntlmssp.negotiatesign", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_SIGN, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_20,
|
||
|
{ "Negotiate Seal", "ntlmssp.negotiateseal", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_SEAL, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_40,
|
||
|
{ "Negotiate Datagram Style", "ntlmssp.negotiatedatagramstyle", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_DATAGRAM_STYLE, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_80,
|
||
|
{ "Negotiate Lan Manager Key", "ntlmssp.negotiatelmkey", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_LM_KEY, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_100,
|
||
|
{ "Negotiate Netware", "ntlmssp.negotiatenetware", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_NETWARE, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_200,
|
||
|
{ "Negotiate NTLM key", "ntlmssp.negotiatentlm", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_NTLM, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_400,
|
||
|
{ "Negotiate 0x00000400", "ntlmssp.negotiate00000400", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_00000400, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_800,
|
||
|
{ "Negotiate 0x00000800", "ntlmssp.negotiate00000800", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_00000800, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_1000,
|
||
|
{ "Negotiate Domain Supplied", "ntlmssp.negotiatedomainsupplied", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_DOMAIN_SUPPLIED, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_2000,
|
||
|
{ "Negotiate Workstation Supplied", "ntlmssp.negotiateworkstationsupplied", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_WORKSTATION_SUPPLIED, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_4000,
|
||
|
{ "Negotiate This is Local Call", "ntlmssp.negotiatethisislocalcall", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_THIS_IS_LOCAL_CALL, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_8000,
|
||
|
{ "Negotiate Always Sign", "ntlmssp.negotiatealwayssign", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_ALWAYS_SIGN, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_10000,
|
||
|
{ "Negotiate Challenge Init Response", "ntlmssp.negotiatechallengeinitresponse", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_CHAL_INIT_RESPONSE, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_20000,
|
||
|
{ "Negotiate Challenge Accept Response", "ntlmssp.negotiatechallengeacceptresponse", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_CHAL_ACCEPT_RESPONSE, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_40000,
|
||
|
{ "Negotiate Challenge Non NT Session Key", "ntlmssp.negotiatechallengenonntsessionkey", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_CHAL_NON_NT_SESSION_KEY, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_80000,
|
||
|
{ "Negotiate NTLM2 key", "ntlmssp.negotiatentlm2", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_NTLM2, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_100000,
|
||
|
{ "Negotiate 0x00100000", "ntlmssp.negotiatent00100000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_00100000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_200000,
|
||
|
{ "Negotiate 0x00200000", "ntlmssp.negotiatent00200000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_00200000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_400000,
|
||
|
{ "Negotiate 0x00400000", "ntlmssp.negotiatent00400000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_00400000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_800000,
|
||
|
{ "Negotiate Target Info", "ntlmssp.negotiatetargetinfo", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_CHAL_TARGET_INFO, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_1000000,
|
||
|
{ "Negotiate 0x01000000", "ntlmssp.negotiatent01000000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_01000000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_2000000,
|
||
|
{ "Negotiate 0x02000000", "ntlmssp.negotiatent02000000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_02000000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_4000000,
|
||
|
{ "Negotiate 0x04000000", "ntlmssp.negotiatent04000000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_04000000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_8000000,
|
||
|
{ "Negotiate 0x08000000", "ntlmssp.negotiatent08000000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_08000000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_10000000,
|
||
|
{ "Negotiate 0x10000000", "ntlmssp.negotiatent10000000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_10000000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_20000000,
|
||
|
{ "Negotiate 128", "ntlmssp.negotiate128", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_128, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_40000000,
|
||
|
{ "Negotiate Key Exchange", "ntlmssp.negotiatekeyexch", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_KEY_EXCH, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_flags_80000000,
|
||
|
{ "Negotiate 0x80000000", "ntlmssp.negotiatent80000000", FT_BOOLEAN, 32, TFS (&flags_set_truth), NTLMSSP_NEGOTIATE_80000000, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_workstation_strlen,
|
||
|
{ "Calling workstation name length", "ntlmssp.negotiate.callingworkstation.strlen", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_workstation_maxlen,
|
||
|
{ "Calling workstation name max length", "ntlmssp.negotiate.callingworkstation.maxlen", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_workstation_buffer,
|
||
|
{ "Calling workstation name buffer", "ntlmssp.negotiate.callingworkstation.buffer", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_workstation,
|
||
|
{ "Calling workstation name", "ntlmssp.negotiate.callingworkstation", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_domain_strlen,
|
||
|
{ "Calling workstation domain length", "ntlmssp.negotiate.domain.strlen", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_domain_maxlen,
|
||
|
{ "Calling workstation domain max length", "ntlmssp.negotiate.domain.maxlen", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_domain_buffer,
|
||
|
{ "Calling workstation domain buffer", "ntlmssp.negotiate.domain.buffer", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_negotiate_domain,
|
||
|
{ "Calling workstation domain", "ntlmssp.negotiate.domain", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_ntlm_challenge,
|
||
|
{ "NTLM Challenge", "ntlmssp.ntlmchallenge", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_reserved,
|
||
|
{ "Reserved", "ntlmssp.reserved", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_challenge_unknown1,
|
||
|
{ "Unknown1", "ntlmssp.challenge.unknown1", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
{ &hf_ntlmssp_challenge_unknown2,
|
||
|
{ "Unknown2", "ntlmssp.challenge.unknown2", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},
|
||
|
};
|
||
|
|
||
|
|
||
|
static gint *ett[] = {
|
||
|
&ett_ntlmssp,
|
||
|
&ett_ntlmssp_negotiate_flags,
|
||
|
};
|
||
|
|
||
|
proto_ntlmssp = proto_register_protocol (
|
||
|
"NTLM Secure Service Provider", /* name */
|
||
|
"NTLMSSP", /* short name */
|
||
|
"ntlmssp" /* abbrev */
|
||
|
);
|
||
|
proto_register_field_array (proto_ntlmssp, hf, array_length (hf));
|
||
|
proto_register_subtree_array (ett, array_length (ett));
|
||
|
|
||
|
register_dissector("ntlmssp", dissect_ntlmssp, proto_ntlmssp);
|
||
|
}
|