2004-12-19 16:49:34 +00:00
|
|
|
/* packet-dcom-remunkn.c
|
2004-08-13 09:47:23 +00:00
|
|
|
* Routines for the IRemUnknown interface
|
|
|
|
* Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
|
|
|
|
*
|
|
|
|
* $Id$
|
|
|
|
*
|
|
|
|
* Ethereal - Network traffic analyzer
|
|
|
|
* By Gerald Combs <gerald@ethereal.com>
|
|
|
|
* Copyright 1998 Gerald Combs
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or
|
|
|
|
* modify it under the terms of the GNU General Public License
|
|
|
|
* as published by the Free Software Foundation; either version 2
|
|
|
|
* of the License, or (at your option) any later version.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program; if not, write to the Free Software
|
|
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
*/
|
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
/* see packet-dcom.c for details about DCOM */
|
|
|
|
|
2004-08-13 09:47:23 +00:00
|
|
|
#ifdef HAVE_CONFIG_H
|
|
|
|
#include "config.h"
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#include <string.h>
|
|
|
|
|
|
|
|
#include <glib.h>
|
|
|
|
#include <epan/packet.h>
|
|
|
|
#include "packet-dcerpc.h"
|
2004-12-19 16:49:34 +00:00
|
|
|
#include "packet-dcom.h"
|
|
|
|
|
|
|
|
|
|
|
|
static int hf_remunk_opnum = -1;
|
|
|
|
|
|
|
|
static int hf_remunk_ipid = -1;
|
|
|
|
static int hf_remunk_refs = -1;
|
|
|
|
static int hf_remunk_iids = -1;
|
|
|
|
static int hf_remunk_iid = -1;
|
|
|
|
|
|
|
|
static int hf_remunk_flags = -1;
|
|
|
|
static int hf_remunk_oxid = -1;
|
|
|
|
static int hf_remunk_oid = -1;
|
|
|
|
static int hf_remunk_qiresult = -1;
|
|
|
|
|
|
|
|
static gint ett_remunk_reminterfaceref = -1;
|
|
|
|
static int hf_remunk_reminterfaceref = -1;
|
|
|
|
static int hf_remunk_interface_refs = -1;
|
|
|
|
static int hf_remunk_public_refs = -1;
|
|
|
|
static int hf_remunk_private_refs = -1;
|
|
|
|
|
|
|
|
|
|
|
|
static gint ett_remunk_rqi_result = -1;
|
|
|
|
|
|
|
|
|
|
|
|
static gint ett_remunk = -1;
|
|
|
|
static e_uuid_t uuid_remunk = { 0x00000131, 0x0000, 0x0000, { 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46 } };
|
|
|
|
static guint16 ver_remunk = 0;
|
|
|
|
static int proto_remunk = -1;
|
|
|
|
|
|
|
|
/* There is a little bit confusion about the IRemUnknown2 interface UUIDs */
|
|
|
|
/* DCOM documentation tells us: 0x00000142 (7 methods) */
|
|
|
|
/* win2000 registry tells us: 0x00000142 IRemoteQI (4 methods) */
|
|
|
|
/* win2000 registry tells us: 0x00000143 IRemUnknown2 (7 methods) */
|
2005-05-24 20:01:08 +00:00
|
|
|
/* There is some evidence, that the DCOM documentation is wrong, so using 143 for IRemUnknown2 now. */
|
2004-12-19 16:49:34 +00:00
|
|
|
|
|
|
|
static gint ett_remunk2 = -1;
|
2005-05-24 20:01:08 +00:00
|
|
|
static e_uuid_t uuid_remunk2 = { 0x00000143, 0x0000, 0x0000, { 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46 } };
|
2004-12-19 16:49:34 +00:00
|
|
|
static guint16 ver_remunk2 = 0;
|
|
|
|
static int proto_remunk2 = -1;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
dissect_remunk_remqueryinterface_rqst(tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree, guint8 *drep)
|
|
|
|
{
|
|
|
|
e_uuid_t ipid;
|
|
|
|
guint32 u32Refs;
|
|
|
|
guint16 u16IIDs;
|
|
|
|
guint32 u32ArraySize;
|
|
|
|
guint32 u32ItemIdx;
|
|
|
|
|
|
|
|
|
2005-01-24 19:30:07 +00:00
|
|
|
offset = dissect_dcom_this(tvb, offset, pinfo, tree, drep);
|
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
offset = dissect_dcom_UUID(tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_remunk_ipid, &ipid);
|
|
|
|
|
|
|
|
offset = dissect_dcom_DWORD(tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_remunk_refs, &u32Refs);
|
|
|
|
|
|
|
|
offset = dissect_dcom_WORD(tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_remunk_iids, &u16IIDs);
|
|
|
|
|
|
|
|
offset = dissect_dcom_dcerpc_array_size(tvb, offset, pinfo, tree, drep,
|
|
|
|
&u32ArraySize);
|
|
|
|
|
|
|
|
u32ItemIdx = 1;
|
|
|
|
while (u32ArraySize--) {
|
|
|
|
offset = dissect_dcom_append_UUID(tvb, offset, pinfo, tree, drep,
|
2005-09-13 18:39:26 +00:00
|
|
|
hf_remunk_iid, "IID", u32ItemIdx++);
|
2004-12-19 16:49:34 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
dissect_remunk_remqueryinterface_resp(tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree, guint8 *drep)
|
|
|
|
{
|
|
|
|
guint32 u32Pointer;
|
|
|
|
guint32 u32ArraySize;
|
|
|
|
guint32 u32ItemIdx;
|
|
|
|
proto_item *sub_item;
|
|
|
|
proto_tree *sub_tree;
|
|
|
|
guint32 u32HResult;
|
|
|
|
guint32 u32SubStart;
|
|
|
|
|
|
|
|
|
2005-01-24 19:30:07 +00:00
|
|
|
offset = dissect_dcom_that(tvb, offset, pinfo, tree, drep);
|
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
offset = dissect_dcom_dcerpc_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
&u32Pointer);
|
|
|
|
offset = dissect_dcom_dcerpc_array_size(tvb, offset, pinfo, tree, drep,
|
|
|
|
&u32ArraySize);
|
|
|
|
|
|
|
|
u32ItemIdx = 1;
|
|
|
|
while (u32ArraySize--) {
|
|
|
|
/* add subtree */
|
|
|
|
sub_item = proto_tree_add_item(tree, hf_remunk_qiresult, tvb, offset, 0, FALSE);
|
|
|
|
sub_tree = proto_item_add_subtree(sub_item, ett_remunk_rqi_result);
|
|
|
|
|
|
|
|
/* REMQIRESULT */
|
|
|
|
offset = dissect_dcom_HRESULT(tvb, offset, pinfo, sub_tree, drep,
|
|
|
|
&u32HResult);
|
|
|
|
u32SubStart = offset - 4;
|
|
|
|
offset = dissect_dcom_dcerpc_pointer(tvb, offset, pinfo, sub_tree, drep,
|
|
|
|
&u32Pointer);
|
|
|
|
if (u32Pointer) {
|
|
|
|
offset = dissect_dcom_STDOBJREF(tvb, offset, pinfo, sub_tree, drep, 0 /* hfindex */);
|
|
|
|
}
|
2004-08-13 09:47:23 +00:00
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
/* update subtree */
|
|
|
|
proto_item_append_text(sub_item, "[%u]: %s",
|
|
|
|
u32ItemIdx,
|
|
|
|
val_to_str(u32HResult, dcom_hresult_vals, "Unknown (0x%08x)") );
|
|
|
|
proto_item_set_len(sub_item, offset - u32SubStart);
|
2004-08-13 09:47:23 +00:00
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
/* update column info now */
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO)) {
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s[%u]",
|
|
|
|
val_to_str(u32HResult, dcom_hresult_vals, "Unknown (0x%08x)"),
|
|
|
|
u32ItemIdx);
|
|
|
|
}
|
2004-08-13 09:47:23 +00:00
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
u32ItemIdx++;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* HRESULT of call */
|
|
|
|
offset = dissect_dcom_HRESULT(tvb, offset, pinfo, tree, drep,
|
|
|
|
&u32HResult);
|
2004-08-13 09:47:23 +00:00
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
/* update column info now */
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO)) {
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " -> %s",
|
|
|
|
val_to_str(u32HResult, dcom_hresult_vals, "Unknown (0x%08x)"));
|
|
|
|
}
|
2004-08-13 09:47:23 +00:00
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
dissect_remunk_remrelease_rqst(tvbuff_t *tvb, int offset,
|
|
|
|
packet_info *pinfo, proto_tree *tree, guint8 *drep)
|
|
|
|
{
|
|
|
|
guint32 u32Pointer;
|
|
|
|
guint32 u32IntRefs;
|
|
|
|
guint32 u32ItemIdx;
|
|
|
|
e_uuid_t ipid;
|
|
|
|
guint32 u32PublicRefs;
|
|
|
|
guint32 u32PrivateRefs;
|
2005-07-26 08:01:16 +00:00
|
|
|
const gchar *pszFormat;
|
2004-12-19 16:49:34 +00:00
|
|
|
proto_item *sub_item;
|
|
|
|
proto_tree *sub_tree;
|
|
|
|
guint32 u32SubStart;
|
|
|
|
|
|
|
|
|
2005-01-24 19:30:07 +00:00
|
|
|
offset = dissect_dcom_this(tvb, offset, pinfo, tree, drep);
|
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
offset = dissect_dcom_dcerpc_pointer(tvb, offset, pinfo, tree, drep,
|
|
|
|
&u32Pointer);
|
|
|
|
|
|
|
|
offset = dissect_dcom_DWORD(tvb, offset, pinfo, tree, drep,
|
|
|
|
hf_remunk_interface_refs, &u32IntRefs);
|
|
|
|
|
|
|
|
/* update column info now */
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO)) {
|
|
|
|
if (u32IntRefs) {
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " Cnt=%u Refs=", u32IntRefs);
|
|
|
|
} else {
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " Cnt=0");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
u32ItemIdx = 1;
|
|
|
|
while (u32IntRefs--) {
|
|
|
|
/* add subtree */
|
|
|
|
sub_item = proto_tree_add_item(tree, hf_remunk_reminterfaceref, tvb, offset, 0, FALSE);
|
|
|
|
sub_tree = proto_item_add_subtree(sub_item, ett_remunk_reminterfaceref);
|
|
|
|
u32SubStart = offset;
|
|
|
|
|
|
|
|
offset = dissect_dcom_UUID(tvb, offset, pinfo, sub_tree, drep,
|
|
|
|
hf_remunk_ipid, &ipid);
|
|
|
|
|
|
|
|
offset = dissect_dcom_DWORD(tvb, offset, pinfo, sub_tree, drep,
|
|
|
|
hf_remunk_public_refs, &u32PublicRefs);
|
|
|
|
|
|
|
|
offset = dissect_dcom_DWORD(tvb, offset, pinfo, sub_tree, drep,
|
|
|
|
hf_remunk_private_refs, &u32PrivateRefs);
|
|
|
|
|
|
|
|
/* update subtree */
|
|
|
|
proto_item_append_text(sub_item, "[%u]: IPID=%s, PublicRefs=%u, PrivateRefs=%u",
|
|
|
|
u32ItemIdx,
|
|
|
|
dcom_uuid_to_str(&ipid),
|
|
|
|
u32PublicRefs, u32PrivateRefs);
|
|
|
|
proto_item_set_len(sub_item, offset - u32SubStart);
|
|
|
|
|
|
|
|
/* update column info now */
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO)) {
|
|
|
|
pszFormat = "";
|
|
|
|
if (u32ItemIdx == 1) {
|
|
|
|
pszFormat = "%u-%u";
|
|
|
|
} else if (u32ItemIdx < 10) {
|
|
|
|
pszFormat = ",%u-%u";
|
|
|
|
} else if (u32ItemIdx == 10) {
|
|
|
|
pszFormat = ",...";
|
|
|
|
}
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, pszFormat, u32PublicRefs, u32PrivateRefs);
|
|
|
|
}
|
|
|
|
|
|
|
|
u32ItemIdx++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* sub dissector table of IRemUnknown interface */
|
|
|
|
static dcerpc_sub_dissector remunk_dissectors[] = {
|
|
|
|
{ 0, "QueryInterface", NULL, NULL },
|
|
|
|
{ 1, "AddRef", NULL, NULL },
|
|
|
|
{ 2, "Release", NULL, NULL },
|
|
|
|
|
|
|
|
{ 3, "RemQueryInterface", dissect_remunk_remqueryinterface_rqst, dissect_remunk_remqueryinterface_resp },
|
|
|
|
{ 4, "RemAddRef", NULL, NULL },
|
|
|
|
{ 5, "RemRelease", dissect_remunk_remrelease_rqst, dissect_dcom_simple_resp },
|
|
|
|
{ 0, NULL, NULL, NULL }
|
|
|
|
};
|
|
|
|
|
|
|
|
/* sub dissector table of IRemUnknown2 interface */
|
|
|
|
static dcerpc_sub_dissector remunk2_dissectors[] = {
|
|
|
|
{ 0, "QueryInterface", NULL, NULL },
|
|
|
|
{ 1, "AddRef", NULL, NULL },
|
|
|
|
{ 2, "Release", NULL, NULL },
|
|
|
|
|
|
|
|
{ 3, "RemQueryInterface", dissect_remunk_remqueryinterface_rqst, dissect_remunk_remqueryinterface_resp },
|
|
|
|
{ 4, "RemAddRef", NULL, NULL },
|
|
|
|
{ 5, "RemRelease", dissect_remunk_remrelease_rqst, dissect_dcom_simple_resp },
|
|
|
|
|
|
|
|
{ 6, "RemQueryInterface2", NULL, NULL },
|
|
|
|
{ 0, NULL, NULL, NULL }
|
2004-08-13 09:47:23 +00:00
|
|
|
};
|
|
|
|
|
2004-12-19 16:49:34 +00:00
|
|
|
|
|
|
|
|
2004-08-13 09:47:23 +00:00
|
|
|
void
|
2004-12-19 16:49:34 +00:00
|
|
|
proto_register_remunk (void)
|
2004-08-13 09:47:23 +00:00
|
|
|
{
|
2004-12-19 16:49:34 +00:00
|
|
|
static hf_register_info hf_remunk_rqi_array[] = {
|
|
|
|
{ &hf_remunk_opnum,
|
|
|
|
{ "Operation", "remunk_opnum", FT_UINT16, BASE_DEC, NULL, 0x0, "Operation", HFILL }},
|
|
|
|
|
|
|
|
{ &hf_remunk_ipid,
|
|
|
|
{ "IPID", "remunk_ipid", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_refs,
|
|
|
|
{ "Refs", "remunk_refs", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_iids,
|
|
|
|
{ "IIDs", "remunk_iids", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_iid,
|
|
|
|
{ "IID", "remunk_iid", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_qiresult,
|
|
|
|
{ "QIResult", "remunk_qiresult", FT_NONE, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_flags,
|
|
|
|
{ "Flags", "remunk_flags", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_public_refs,
|
|
|
|
{ "PublicRefs", "remunk_public_refs", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_oxid,
|
|
|
|
{ "OXID", "remunk_oxid", FT_UINT64, BASE_HEX, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_oid,
|
|
|
|
{ "OID", "remunk_oid", FT_UINT64, BASE_HEX, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_reminterfaceref,
|
|
|
|
{ "RemInterfaceRef", "remunk_reminterfaceref", FT_NONE, BASE_NONE, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_interface_refs,
|
|
|
|
{ "InterfaceRefs", "remunk_int_refs", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
|
|
|
|
{ &hf_remunk_private_refs,
|
|
|
|
{ "PrivateRefs", "remunk_private_refs", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }}
|
2004-08-13 09:47:23 +00:00
|
|
|
};
|
2004-12-19 16:49:34 +00:00
|
|
|
|
|
|
|
static gint *ett_remunk_array[] = {
|
|
|
|
&ett_remunk,
|
|
|
|
&ett_remunk_rqi_result,
|
|
|
|
&ett_remunk2,
|
|
|
|
&ett_remunk_reminterfaceref
|
2004-08-13 09:47:23 +00:00
|
|
|
};
|
2004-12-19 16:49:34 +00:00
|
|
|
|
|
|
|
proto_remunk = proto_register_protocol ("IRemUnknown", "IRemUnknown", "remunk");
|
|
|
|
proto_register_field_array (proto_remunk, hf_remunk_rqi_array, array_length (hf_remunk_rqi_array));
|
|
|
|
|
|
|
|
proto_remunk2 = proto_register_protocol ("IRemUnknown2", "IRemUnknown2", "remunk2");
|
|
|
|
|
|
|
|
proto_register_subtree_array (ett_remunk_array, array_length (ett_remunk_array));
|
2004-08-13 09:47:23 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
2004-12-19 16:49:34 +00:00
|
|
|
proto_reg_handoff_remunk (void)
|
2004-08-13 09:47:23 +00:00
|
|
|
{
|
2004-12-19 16:49:34 +00:00
|
|
|
/* Register the interfaces */
|
|
|
|
dcerpc_init_uuid(proto_remunk, ett_remunk,
|
|
|
|
&uuid_remunk, ver_remunk,
|
|
|
|
remunk_dissectors, hf_remunk_opnum);
|
|
|
|
|
|
|
|
dcerpc_init_uuid(proto_remunk2, ett_remunk2,
|
|
|
|
&uuid_remunk2, ver_remunk2,
|
|
|
|
remunk2_dissectors, hf_remunk_opnum);
|
2004-08-13 09:47:23 +00:00
|
|
|
}
|