2001-07-11 01:25:45 +00:00
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/* packet-dcerpc-epm.c
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* Routines for dcerpc endpoint mapper dissection
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* Copyright 2001, Todd Sabin <tas@webspan.net>
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*
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2002-11-28 03:57:50 +00:00
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* $Id: packet-dcerpc-epm.c,v 1.18 2002/11/28 03:57:50 guy Exp $
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2001-07-11 01:25:45 +00:00
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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 <string.h>
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#include <glib.h>
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2002-01-21 07:37:49 +00:00
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#include <epan/packet.h>
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2001-07-11 01:25:45 +00:00
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#include "packet-dcerpc.h"
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2002-10-21 18:07:20 +00:00
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#include "packet-dcerpc-nt.h"
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2001-07-11 01:25:45 +00:00
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static int proto_epm = -1;
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2002-06-24 00:03:18 +00:00
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static int hf_epm_opnum = -1;
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2001-11-27 09:27:29 +00:00
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static int hf_epm_inquiry_type = -1;
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static int hf_epm_object = -1;
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static int hf_epm_if_id = -1;
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static int hf_epm_ver_maj = -1;
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static int hf_epm_ver_min = -1;
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static int hf_epm_ver_opt = -1;
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2002-05-26 10:51:06 +00:00
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static int hf_epm_hnd = -1;
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2001-11-27 09:27:29 +00:00
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static int hf_epm_max_ents = -1;
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static int hf_epm_num_ents = -1;
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2002-05-26 10:51:06 +00:00
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static int hf_epm_uuid = -1;
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static int hf_epm_tower_length = -1;
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static int hf_epm_tower_data = -1;
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static int hf_epm_max_towers = -1;
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static int hf_epm_num_towers = -1;
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static int hf_epm_rc = -1;
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2002-10-21 18:07:20 +00:00
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static int hf_epm_replace = -1;
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2002-05-28 11:45:56 +00:00
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static int hf_epm_tower_num_floors = -1;
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static int hf_epm_tower_rhs_len = -1;
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static int hf_epm_tower_lhs_len = -1;
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static int hf_epm_tower_proto_id = -1;
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2002-10-21 18:07:20 +00:00
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static int hf_epm_annotation = -1;
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static int hf_epm_ann_offset = -1;
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static int hf_epm_ann_len = -1;
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static int hf_epm_proto_named_pipes = -1;
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static int hf_epm_proto_netbios_name = -1;
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static int hf_epm_proto_ip = -1;
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static int hf_epm_proto_udp_port = -1;
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static int hf_epm_proto_tcp_port = -1;
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2001-11-27 09:27:29 +00:00
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2001-07-11 01:25:45 +00:00
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static gint ett_epm = -1;
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2002-05-28 11:45:56 +00:00
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static gint ett_epm_tower_floor = -1;
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2002-10-21 18:07:20 +00:00
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static gint ett_epm_entry = -1;
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2001-07-11 01:25:45 +00:00
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static e_uuid_t uuid_epm = { 0xe1af8308, 0x5d1f, 0x11c9, { 0x91, 0xa4, 0x08, 0x00, 0x2b, 0x14, 0xa0, 0xfa } };
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static guint16 ver_epm = 3;
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2002-10-21 18:07:20 +00:00
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/* typedef struct {
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unsigned int tower_len,
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[size_is(tower_len)] char tower[];
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} twr_t, *twr_p_t;
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*/
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static int epm_dissect_tower (tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, char *drep);
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2001-11-27 09:27:29 +00:00
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static int
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2002-10-21 18:07:20 +00:00
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epm_dissect_pointer_IF_ID(tvbuff_t *tvb, int offset,
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2002-08-28 21:04:11 +00:00
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packet_info *pinfo, proto_tree *tree,
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2001-11-27 09:27:29 +00:00
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char *drep)
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{
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2002-10-21 18:07:20 +00:00
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dcerpc_info *di;
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di=pinfo->private_data;
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2001-11-27 09:27:29 +00:00
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offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep,
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2002-10-21 18:07:20 +00:00
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di->hf_index, NULL);
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2001-11-27 09:27:29 +00:00
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offset = dissect_ndr_uint16 (tvb, offset, pinfo, tree, drep,
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hf_epm_ver_maj, NULL);
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offset = dissect_ndr_uint16 (tvb, offset, pinfo, tree, drep,
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hf_epm_ver_min, NULL);
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2002-10-21 18:07:20 +00:00
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return offset;
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}
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static int
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epm_dissect_pointer_UUID(tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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char *drep)
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{
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dcerpc_info *di;
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di=pinfo->private_data;
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offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep,
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di->hf_index, NULL);
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return offset;
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}
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static int
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epm_dissect_ept_lookup_rqst (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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char *drep)
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{
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_inquiry_type, NULL);
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offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
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epm_dissect_pointer_UUID, NDR_POINTER_PTR,
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"Object:", hf_epm_object, 0);
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offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
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epm_dissect_pointer_IF_ID, NDR_POINTER_PTR,
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"Interface:", hf_epm_if_id, 0);
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2001-11-27 09:27:29 +00:00
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_ver_opt, NULL);
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2002-10-25 01:16:02 +00:00
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offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
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hf_epm_hnd, NULL);
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2001-11-27 09:27:29 +00:00
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_max_ents, NULL);
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return offset;
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}
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2002-10-21 18:07:20 +00:00
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static int
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epm_dissect_ept_entry_t(tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *parent_tree,
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char *drep)
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{
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proto_item *item=NULL;
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proto_tree *tree=NULL;
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int old_offset=offset;
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guint32 len;
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gint strlen;
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dcerpc_info *di;
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2002-11-28 03:57:50 +00:00
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const char *str;
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2002-10-21 18:07:20 +00:00
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di=pinfo->private_data;
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if(di->conformant_run){
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return offset;
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}
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if(parent_tree){
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item = proto_tree_add_text(parent_tree, tvb, offset, -1, "Entry:");
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tree = proto_item_add_subtree(item, ett_epm_entry);
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}
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offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep,
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hf_epm_object, NULL);
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offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
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epm_dissect_tower, NDR_POINTER_PTR,
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"Tower pointer:", -1, 1);
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_ann_offset, NULL);
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_ann_len, &len);
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2002-11-28 03:57:50 +00:00
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str=(const char *)tvb_get_ptr(tvb, offset, -1);
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2002-10-21 18:07:20 +00:00
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strlen=len;
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strlen=MIN(strlen,tvb_length_remaining(tvb, offset));
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proto_tree_add_item(tree, hf_epm_annotation, tvb, offset, len, TRUE);
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offset += len;
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if(str&&str[0]){
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2002-10-23 00:48:33 +00:00
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if(parent_tree) {
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proto_item_append_text(item, " Service:%*s ", strlen, str);
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proto_item_append_text(tree->parent, " Service:%*s ", strlen, str);
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}
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2002-10-21 18:07:20 +00:00
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if (check_col(pinfo->cinfo, COL_INFO)) {
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col_append_fstr(pinfo->cinfo, COL_INFO, ", Service:%*s", strlen, str);
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}
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}
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proto_item_set_len(item, offset-old_offset);
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return offset;
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}
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static int
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epm_dissect_ept_entry_t_array(tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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char *drep)
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{
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offset = dissect_ndr_ucvarray(tvb, offset, pinfo, tree, drep,
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epm_dissect_ept_entry_t);
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return offset;
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}
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2001-11-27 09:27:29 +00:00
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static int
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2002-08-28 21:04:11 +00:00
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epm_dissect_ept_lookup_resp (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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2001-11-27 09:27:29 +00:00
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char *drep)
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{
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2001-12-06 23:30:36 +00:00
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offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
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2002-05-26 10:51:06 +00:00
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hf_epm_hnd, NULL);
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2001-11-27 09:27:29 +00:00
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_num_ents, NULL);
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2002-10-21 18:07:20 +00:00
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offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
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epm_dissect_ept_entry_t_array, NDR_POINTER_REF,
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"Entries:", -1, 1);
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
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hf_epm_rc, NULL);
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2001-11-27 09:27:29 +00:00
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return offset;
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}
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2002-05-26 10:51:06 +00:00
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#if 0
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static int
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2002-08-28 21:04:11 +00:00
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epm_dissect_uuid (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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2002-05-26 10:51:06 +00:00
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char *drep)
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{
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offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep,
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hf_epm_uuid, NULL);
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return offset;
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}
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#endif
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2002-05-28 11:45:56 +00:00
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static const value_string proto_id_vals[] = {
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{ 0x00, "OSI OID"},
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{ 0x0d, "UUID"},
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{ 0x05, "OSI TP4"},
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{ 0x06, "OSI CLNS or DNA Routing"},
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{ 0x07, "DOD TCP"},
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{ 0x08, "DOD UDP"},
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{ 0x09, "DOD IP"},
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{ 0x0a, "RPC connectionless protocol"},
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{ 0x0b, "RPC connection-oriented protocol"},
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{ 0x02, "DNA Session Control"},
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{ 0x03, "DNA Session Control V3"},
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{ 0x04, "DNA NSP Transport"},
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2002-10-21 18:07:20 +00:00
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{ 0x0f, "Named Pipes"},
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2002-05-28 11:45:56 +00:00
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{ 0x10, "Named Pipes"},
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{ 0x11, "NetBIOS"},
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{ 0x12, "NetBEUI"},
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{ 0x13, "Netware SPX"},
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{ 0x14, "Netware IPX"},
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{ 0x16, "Appletalk Stream"},
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{ 0x17, "Appletalk Datagram"},
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{ 0x18, "Appletalk"},
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{ 0x19, "NetBIOS"},
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{ 0x1a, "Vines SPP"},
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{ 0x1b, "Vines IPC"},
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{ 0x1c, "StreetTalk"},
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{ 0x20, "Unix Domain Socket"},
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{ 0x21, "null"},
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{ 0x22, "NetBIOS"},
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{ 0, NULL},
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};
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/* XXX this function assumes LE encoding. can not use the NDR routines
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since they assume padding.
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2002-08-28 21:04:11 +00:00
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*/
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2002-05-28 11:45:56 +00:00
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static int
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2002-08-28 21:04:11 +00:00
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epm_dissect_tower_data (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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2002-05-28 11:45:56 +00:00
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char *drep)
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{
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guint16 num_floors, i;
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dcerpc_info *di;
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di=pinfo->private_data;
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if(di->conformant_run){
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return offset;
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}
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num_floors = tvb_get_letohs(tvb, offset);
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proto_tree_add_uint(tree, hf_epm_tower_num_floors, tvb, offset, 2, num_floors);
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offset += 2;
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for(i=1;i<=num_floors;i++){
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proto_item *it = NULL;
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proto_tree *tr = NULL;
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int old_offset = offset;
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guint16 len;
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guint8 proto_id;
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e_uuid_t uuid;
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|
2002-10-21 18:07:20 +00:00
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it = proto_tree_add_text(tree, tvb, offset, 0, "Floor %d ", i);
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2002-05-28 11:45:56 +00:00
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|
|
tr = proto_item_add_subtree(it, ett_epm_tower_floor);
|
|
|
|
|
|
|
|
len = tvb_get_letohs(tvb, offset);
|
|
|
|
proto_tree_add_uint(tr, hf_epm_tower_lhs_len, tvb, offset, 2, len);
|
|
|
|
offset += 2;
|
|
|
|
|
|
|
|
proto_id = tvb_get_guint8(tvb, offset);
|
|
|
|
proto_tree_add_uint(tr, hf_epm_tower_proto_id, tvb, offset, 1, proto_id);
|
2002-08-28 21:04:11 +00:00
|
|
|
|
2002-05-28 11:45:56 +00:00
|
|
|
switch(proto_id){
|
|
|
|
case 0x0d: /* UUID */
|
2002-08-04 00:45:49 +00:00
|
|
|
dcerpc_tvb_get_uuid (tvb, offset+1, drep, &uuid);
|
|
|
|
proto_tree_add_string_format (tr, hf_epm_uuid, tvb, offset+1, 16, "",
|
2002-05-28 11:45:56 +00:00
|
|
|
"UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
|
|
|
|
uuid.Data1, uuid.Data2, uuid.Data3,
|
|
|
|
uuid.Data4[0], uuid.Data4[1],
|
|
|
|
uuid.Data4[2], uuid.Data4[3],
|
|
|
|
uuid.Data4[4], uuid.Data4[5],
|
|
|
|
uuid.Data4[6], uuid.Data4[7]);
|
2002-08-04 00:45:49 +00:00
|
|
|
proto_tree_add_text(tr, tvb, offset+17, 2, "Version %d.%d", tvb_get_guint8(tvb, offset+18), tvb_get_guint8(tvb, offset+17));
|
2002-05-28 11:45:56 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
offset += len;
|
2002-08-28 21:04:11 +00:00
|
|
|
|
2002-05-28 11:45:56 +00:00
|
|
|
len = tvb_get_letohs(tvb, offset);
|
|
|
|
proto_tree_add_uint(tr, hf_epm_tower_rhs_len, tvb, offset, 2, len);
|
|
|
|
offset += 2;
|
|
|
|
|
|
|
|
switch(proto_id){
|
|
|
|
case 0x07: /* TCP this one is always big endian */
|
2002-10-21 18:07:20 +00:00
|
|
|
proto_tree_add_item(tr, hf_epm_proto_tcp_port, tvb, offset, 2, FALSE);
|
|
|
|
proto_item_append_text(tr, "TCP Port:%d", tvb_get_ntohs(tvb, offset));
|
2002-05-28 11:45:56 +00:00
|
|
|
break;
|
2002-10-21 18:07:20 +00:00
|
|
|
|
2002-05-28 11:45:56 +00:00
|
|
|
case 0x08: /* UDP this one is always big endian */
|
2002-10-21 18:07:20 +00:00
|
|
|
proto_tree_add_item(tr, hf_epm_proto_udp_port, tvb, offset, 2, FALSE);
|
|
|
|
proto_item_append_text(tr, "UDP Port:%d", tvb_get_ntohs(tvb, offset));
|
2002-05-28 11:45:56 +00:00
|
|
|
break;
|
2002-10-21 18:07:20 +00:00
|
|
|
|
2002-05-28 11:45:56 +00:00
|
|
|
case 0x09: /* IP this one is always big endian */
|
2002-10-21 18:07:20 +00:00
|
|
|
proto_tree_add_item(tr, hf_epm_proto_ip, tvb, offset, 4, TRUE);
|
|
|
|
proto_item_append_text(tr, "IP:%s", ip_to_str(tvb_get_ptr(tvb, offset, 4)));
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 0x0f: /* \\PIPE\xxx named pipe */
|
|
|
|
proto_tree_add_item(tr, hf_epm_proto_named_pipes, tvb, offset, len, TRUE);
|
|
|
|
proto_item_append_text(tr, "NamedPipe:%*s",MIN(len,tvb_length_remaining(tvb, offset)), tvb_get_ptr(tvb, offset, -1));
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 0x10: /* PIPENAME named pipe */
|
|
|
|
proto_tree_add_item(tr, hf_epm_proto_named_pipes, tvb, offset, len, TRUE);
|
|
|
|
proto_item_append_text(tr, "PIPE:%*s",MIN(len,tvb_length_remaining(tvb, offset)), tvb_get_ptr(tvb, offset, -1));
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 0x11: /* \\NETBIOS netbios name */
|
|
|
|
proto_tree_add_item(tr, hf_epm_proto_netbios_name, tvb, offset, len, TRUE);
|
|
|
|
proto_item_append_text(tr, "NetBIOS:%*s",MIN(len,tvb_length_remaining(tvb, offset)), tvb_get_ptr(tvb, offset, -1));
|
2002-05-28 11:45:56 +00:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
if(len){
|
|
|
|
proto_tree_add_text(tr, tvb, offset, len, "not decoded yet");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
offset += len;
|
|
|
|
|
|
|
|
proto_item_set_len(it, offset-old_offset);
|
|
|
|
}
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
2002-05-26 10:51:06 +00:00
|
|
|
/* typedef struct {
|
|
|
|
unsigned int tower_len,
|
|
|
|
[size_is(tower_len)] char tower[];
|
|
|
|
} twr_t, *twr_p_t;
|
|
|
|
*/
|
|
|
|
static int
|
2002-08-28 21:04:11 +00:00
|
|
|
epm_dissect_tower (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
2002-05-26 10:51:06 +00:00
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
guint32 len;
|
|
|
|
dcerpc_info *di;
|
|
|
|
|
|
|
|
di=pinfo->private_data;
|
|
|
|
if(di->conformant_run){
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* first one is the header of the conformant array, second one is the
|
|
|
|
length field */
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_tower_length, &len);
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_tower_length, NULL);
|
2002-05-28 11:45:56 +00:00
|
|
|
offset = epm_dissect_tower_data(tvb, offset, pinfo, tree, drep);
|
2002-05-26 10:51:06 +00:00
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
static int
|
2002-08-28 21:04:11 +00:00
|
|
|
epm_dissect_tower_pointer (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
2002-05-26 10:51:06 +00:00
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_tower, NDR_POINTER_PTR,
|
|
|
|
"Tower pointer:", -1, 1);
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
static int
|
2002-08-28 21:04:11 +00:00
|
|
|
epm_dissect_tower_array (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
2002-05-26 10:51:06 +00:00
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
offset = dissect_ndr_ucvarray(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_tower_pointer);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2002-08-28 21:04:11 +00:00
|
|
|
epm_dissect_ept_map_rqst (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
2002-05-26 10:51:06 +00:00
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
/* [in] handle_t h */
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
/* according to opengroup we should have an uuid pointer here.
|
|
|
|
in my w2k captures i can not see any such thing */
|
|
|
|
/* [in, ptr] uuid_p_t object */
|
|
|
|
offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_uuid, NDR_POINTER_PTR,
|
|
|
|
"UUID pointer:", -1, 1);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* [in, ptr] twr_p_t map_tower */
|
|
|
|
offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_tower, NDR_POINTER_PTR,
|
|
|
|
"Tower pointer:", -1, 1);
|
|
|
|
|
|
|
|
/* [in, out] ept_lookup_handle_t *entry_handle */
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
/* [in] unsigned32 max_towers */
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_max_towers, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2002-08-28 21:04:11 +00:00
|
|
|
epm_dissect_ept_map_resp (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
2002-05-26 10:51:06 +00:00
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
/* [in, out] ept_lookup_handle_t *entry_handle */
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
/* [out, ptr] unsigned32 *num_towers */
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_num_towers, NULL);
|
|
|
|
|
|
|
|
/* [out, length_is(*num_towers), size_is(max_towers), ptr] twr_p_t towers[] */
|
|
|
|
offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_tower_array, NDR_POINTER_REF,
|
|
|
|
"Tower array:", -1, 1);
|
|
|
|
|
|
|
|
/* [out] error_status_t *status */
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_rc, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
2001-11-27 09:27:29 +00:00
|
|
|
|
2002-10-21 18:07:20 +00:00
|
|
|
static int
|
|
|
|
epm_dissect_ept_entry_t_ucarray(tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
offset = dissect_ndr_ucarray(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_ept_entry_t);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
epm_dissect_ept_insert_rqst (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
/* [in, out] ept_lookup_handle_t *entry_handle */
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_num_ents, NULL);
|
|
|
|
|
|
|
|
offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_ept_entry_t_ucarray, NDR_POINTER_REF,
|
|
|
|
"Entries:", -1, 1);
|
|
|
|
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_replace, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
epm_dissect_ept_insert_resp (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
/* [out] error_status_t *status */
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_rc, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
epm_dissect_ept_delete_rqst (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_num_ents, NULL);
|
|
|
|
|
|
|
|
offset = dissect_ndr_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
epm_dissect_ept_entry_t_ucarray, NDR_POINTER_REF,
|
|
|
|
"Entries:", -1, 1);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
epm_dissect_ept_delete_resp (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
/* [out] error_status_t *status */
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_rc, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2002-10-25 01:16:02 +00:00
|
|
|
|
|
|
|
static int
|
|
|
|
epm_dissect_ept_lookup_handle_free_rqst (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
epm_dissect_ept_lookup_handle_free_resp (tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree,
|
|
|
|
char *drep)
|
|
|
|
{
|
|
|
|
offset = dissect_ndr_ctx_hnd (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_hnd, NULL);
|
|
|
|
|
|
|
|
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_epm_rc, NULL);
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2001-07-11 01:25:45 +00:00
|
|
|
static dcerpc_sub_dissector epm_dissectors[] = {
|
2002-10-21 18:07:20 +00:00
|
|
|
{ 0, "Insert",
|
|
|
|
epm_dissect_ept_insert_rqst,
|
|
|
|
epm_dissect_ept_insert_resp },
|
|
|
|
{ 1, "Delete",
|
|
|
|
epm_dissect_ept_delete_rqst,
|
|
|
|
epm_dissect_ept_delete_resp },
|
|
|
|
{ 2, "Lookup",
|
2002-08-28 21:04:11 +00:00
|
|
|
epm_dissect_ept_lookup_rqst,
|
2002-05-26 10:51:06 +00:00
|
|
|
epm_dissect_ept_lookup_resp },
|
2002-08-28 21:04:11 +00:00
|
|
|
{ 3, "Map",
|
|
|
|
epm_dissect_ept_map_rqst,
|
2002-05-26 10:51:06 +00:00
|
|
|
epm_dissect_ept_map_resp },
|
2002-10-25 01:16:02 +00:00
|
|
|
{ 4, "LookupHandleFree",
|
|
|
|
epm_dissect_ept_lookup_handle_free_rqst,
|
|
|
|
epm_dissect_ept_lookup_handle_free_resp },
|
|
|
|
{ 5, "InqObject", NULL, NULL },
|
|
|
|
{ 6, "MgmtDelete", NULL, NULL },
|
2002-05-31 00:31:13 +00:00
|
|
|
{ 0, NULL, NULL, NULL }
|
2001-07-11 01:25:45 +00:00
|
|
|
};
|
|
|
|
|
2002-06-24 00:03:18 +00:00
|
|
|
static const value_string epm_opnum_vals[] = {
|
2002-10-21 18:07:20 +00:00
|
|
|
{ 0, "Insert" },
|
|
|
|
{ 1, "Delete" },
|
|
|
|
{ 2, "Lookup" },
|
|
|
|
{ 3, "Map" },
|
2002-10-25 01:16:02 +00:00
|
|
|
{ 4, "LookupHandleFree" },
|
|
|
|
{ 5, "InqObject" },
|
|
|
|
{ 6, "MgmtDelete" },
|
2002-06-24 00:03:18 +00:00
|
|
|
{ 0, NULL }
|
|
|
|
};
|
2001-07-11 01:25:45 +00:00
|
|
|
|
|
|
|
void
|
|
|
|
proto_register_epm (void)
|
|
|
|
{
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|
|
|
static hf_register_info hf[] = {
|
2002-06-24 00:03:18 +00:00
|
|
|
{ &hf_epm_opnum,
|
|
|
|
{ "Operation", "epm.opnum", FT_UINT16, BASE_DEC,
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|
|
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VALS(epm_opnum_vals), 0x0, "Operation", HFILL }},
|
2001-11-27 09:27:29 +00:00
|
|
|
{ &hf_epm_inquiry_type,
|
|
|
|
{ "Inquiry type", "epm.inq_type", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_object,
|
|
|
|
{ "Object", "epm.object", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_if_id,
|
|
|
|
{ "Interface", "epm.if_id", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_ver_maj,
|
|
|
|
{ "Version Major", "epm.ver_maj", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_ver_min,
|
|
|
|
{ "Version Minor", "epm.ver_min", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_ver_opt,
|
2002-08-28 21:04:11 +00:00
|
|
|
{ "Version Option", "epm.ver_opt", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
2002-05-26 10:51:06 +00:00
|
|
|
{ &hf_epm_hnd,
|
2002-08-28 21:04:11 +00:00
|
|
|
{ "Handle", "epm.hnd", FT_BYTES, BASE_NONE, NULL, 0x0, "Context handle", HFILL }},
|
2001-11-27 09:27:29 +00:00
|
|
|
{ &hf_epm_max_ents,
|
|
|
|
{ "Max entries", "epm.max_ents", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_num_ents,
|
|
|
|
{ "Num entries", "epm.num_ents", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
2002-05-26 10:51:06 +00:00
|
|
|
{ &hf_epm_uuid,
|
2002-08-28 21:04:11 +00:00
|
|
|
{ "UUID", "epm.uuid", FT_STRING, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
|
2002-10-21 18:07:20 +00:00
|
|
|
{ &hf_epm_annotation,
|
|
|
|
{ "Annotation", "epm.annotation", FT_STRING, BASE_NONE, NULL, 0x0, "Annotation", HFILL }},
|
|
|
|
{ &hf_epm_proto_named_pipes,
|
|
|
|
{ "Named Pipe", "epm.proto.named_pipe", FT_STRING, BASE_NONE, NULL, 0x0, "Name of the named pipe for this service", HFILL }},
|
|
|
|
{ &hf_epm_proto_netbios_name,
|
|
|
|
{ "NetBIOS Name", "epm.proto.netbios_name", FT_STRING, BASE_NONE, NULL, 0x0, "NetBIOS name where this service can be found", HFILL }},
|
2002-05-26 10:51:06 +00:00
|
|
|
{ &hf_epm_tower_length,
|
|
|
|
{ "Length", "epm.tower.len", FT_UINT32, BASE_DEC, NULL, 0x0, "Length of tower data", HFILL }},
|
|
|
|
{ &hf_epm_tower_data,
|
|
|
|
{ "Tower", "epm.tower", FT_BYTES, BASE_HEX, NULL, 0x0, "Tower data", HFILL }},
|
|
|
|
{ &hf_epm_max_towers,
|
|
|
|
{ "Max Towers", "epm.max_towers", FT_UINT32, BASE_DEC, NULL, 0x0, "Maximum number of towers to return", HFILL }},
|
|
|
|
{ &hf_epm_num_towers,
|
|
|
|
{ "Num Towers", "epm.num_towers", FT_UINT32, BASE_DEC, NULL, 0x0, "Number number of towers to return", HFILL }},
|
2002-10-21 18:07:20 +00:00
|
|
|
{ &hf_epm_ann_offset,
|
|
|
|
{ "Annotation offset", "epm.ann_offset", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_epm_ann_len,
|
|
|
|
{ "Annotation length", "epm.ann_len", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
2002-05-26 10:51:06 +00:00
|
|
|
{ &hf_epm_rc,
|
|
|
|
{ "Return code", "epm.rc", FT_UINT32, BASE_HEX, NULL, 0x0, "EPM return value", HFILL }},
|
2002-10-21 18:07:20 +00:00
|
|
|
{ &hf_epm_replace,
|
|
|
|
{ "Replace", "epm.replace", FT_UINT8, BASE_DEC, NULL, 0x0, "Replace existing objects?", HFILL }},
|
2002-05-28 11:45:56 +00:00
|
|
|
{ &hf_epm_tower_num_floors,
|
|
|
|
{ "Number of floors", "epm.tower.num_floors", FT_UINT16, BASE_DEC, NULL, 0x0, "Number of floors in tower", HFILL }},
|
2002-10-21 18:07:20 +00:00
|
|
|
{ &hf_epm_proto_udp_port,
|
|
|
|
{ "UDP Port", "epm.proto.udp_port", FT_UINT16, BASE_DEC, NULL, 0x0, "UDP Port where this service can be found", HFILL }},
|
|
|
|
{ &hf_epm_proto_tcp_port,
|
|
|
|
{ "TCP Port", "epm.proto.tcp_port", FT_UINT16, BASE_DEC, NULL, 0x0, "TCP Port where this service can be found", HFILL }},
|
2002-05-28 11:45:56 +00:00
|
|
|
{ &hf_epm_tower_rhs_len,
|
|
|
|
{ "RHS Length", "epm.tower.rhs.len", FT_UINT16, BASE_DEC, NULL, 0x0, "Length of RHS data", HFILL }},
|
|
|
|
{ &hf_epm_tower_lhs_len,
|
|
|
|
{ "LHS Length", "epm.tower.lhs.len", FT_UINT16, BASE_DEC, NULL, 0x0, "Length of LHS data", HFILL }},
|
2002-10-21 18:07:20 +00:00
|
|
|
{ &hf_epm_proto_ip,
|
|
|
|
{ "IP", "epm.proto.ip", FT_IPv4, BASE_NONE, NULL, 0x0, "IP address where service is located", HFILL }},
|
2002-05-28 11:45:56 +00:00
|
|
|
{ &hf_epm_tower_proto_id,
|
2002-05-31 00:31:13 +00:00
|
|
|
{ "Protocol", "epm.tower.proto_id", FT_UINT8, BASE_HEX, VALS(proto_id_vals), 0x0, "Protocol identifier", HFILL }}
|
2001-11-27 09:27:29 +00:00
|
|
|
};
|
2001-07-11 01:25:45 +00:00
|
|
|
|
|
|
|
static gint *ett[] = {
|
|
|
|
&ett_epm,
|
2002-10-21 18:07:20 +00:00
|
|
|
&ett_epm_tower_floor,
|
|
|
|
&ett_epm_entry
|
2001-07-11 01:25:45 +00:00
|
|
|
};
|
|
|
|
proto_epm = proto_register_protocol ("DCE/RPC Endpoint Mapper", "EPM", "epm");
|
|
|
|
proto_register_field_array (proto_epm, hf, array_length (hf));
|
|
|
|
proto_register_subtree_array (ett, array_length (ett));
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
proto_reg_handoff_epm (void)
|
|
|
|
{
|
|
|
|
/* Register the protocol as dcerpc */
|
2002-06-24 00:03:18 +00:00
|
|
|
dcerpc_init_uuid (proto_epm, ett_epm, &uuid_epm, ver_epm, epm_dissectors, hf_epm_opnum);
|
2001-07-11 01:25:45 +00:00
|
|
|
}
|