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wireshark/packet-dcerpc-conv.c

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/* packet-dcerpc-conv.c
* Routines for dcerpc conv dissection
* Copyright 2001, Todd Sabin <tas@webspan.net>
*
* $Id: packet-dcerpc-conv.c,v 1.9 2004/01/19 20:10:33 jmayer Exp $
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <string.h>
#include <glib.h>
#include <epan/packet.h>
#include "packet-dcerpc.h"
#include "packet-dcerpc-dce122.h"
static int proto_conv = -1;
static int hf_conv_opnum = -1;
static int hf_conv_rc = -1;
static int hf_conv_who_are_you_resp_seq = -1;
static int hf_conv_who_are_you_rqst_actuid = -1;
static int hf_conv_who_are_you_rqst_boot_time = -1;
static int hf_conv_who_are_you2_resp_seq = -1;
static int hf_conv_who_are_you2_resp_casuuid = -1;
static int hf_conv_who_are_you2_rqst_actuid = -1;
static int hf_conv_who_are_you2_rqst_boot_time = -1;
static gint ett_conv = -1;
static e_uuid_t uuid_conv = { 0x333a2276, 0x0000, 0x0000, { 0x0d, 0x00, 0x00, 0x80, 0x9c, 0x00, 0x00, 0x00 } };
static guint16 ver_conv = 3;
static int
conv_dissect_who_are_you_rqst (tvbuff_t *tvb, int offset,
packet_info *pinfo, proto_tree *tree,
guint8 *drep)
{
/*
* [in] uuid_t *actuid,
* [in] unsigned32 boot_time,
*/
e_uuid_t actuid;
offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you_rqst_actuid, &actuid);
offset = dissect_ndr_time_t (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you_rqst_boot_time, NULL);
if (check_col(pinfo->cinfo, COL_INFO)) {
col_add_fstr(pinfo->cinfo, COL_INFO,
"conv_who_are_you request actuid: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
actuid.Data1, actuid.Data2, actuid.Data3, actuid.Data4[0], actuid.Data4[1],
actuid.Data4[2], actuid.Data4[3], actuid.Data4[4], actuid.Data4[5], actuid.Data4[6], actuid.Data4[7]);
}
return offset;
}
static int
conv_dissect_who_are_you_resp (tvbuff_t *tvb, int offset,
packet_info *pinfo, proto_tree *tree,
guint8 *drep)
{
/*
* [out] unsigned32 *seq,
* [out] unsigned32 *st
*/
guint32 seq, st;
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you_resp_seq, &seq);
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep, hf_conv_rc, &st);
if (check_col(pinfo->cinfo, COL_INFO)) {
col_add_fstr(pinfo->cinfo, COL_INFO, "conv_who_are_you reply seq:%u st:%s",
seq, val_to_str(st, dce_error_vals, "%u"));
}
return offset;
}
static int
conv_dissect_who_are_you2_rqst (tvbuff_t *tvb, int offset,
packet_info *pinfo, proto_tree *tree,
guint8 *drep)
{
/*
* [in] uuid_t *actuid,
* [in] unsigned32 boot_time,
*/
e_uuid_t actuid;
offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you2_rqst_actuid, &actuid);
offset = dissect_ndr_time_t (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you2_rqst_boot_time, NULL);
if (check_col(pinfo->cinfo, COL_INFO)) {
col_add_fstr(pinfo->cinfo, COL_INFO,
"conv_who_are_you request actuid: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
actuid.Data1, actuid.Data2, actuid.Data3, actuid.Data4[0], actuid.Data4[1],
actuid.Data4[2], actuid.Data4[3], actuid.Data4[4], actuid.Data4[5], actuid.Data4[6], actuid.Data4[7]);
}
return offset;
}
static int
conv_dissect_who_are_you2_resp (tvbuff_t *tvb, int offset,
packet_info *pinfo, proto_tree *tree,
guint8 *drep)
{
/*
* [out] unsigned32 *seq,
* [out] uuid_t *cas_uuid,
*
* [out] unsigned32 *st
*/
guint32 seq, st;
e_uuid_t cas_uuid;
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you2_resp_seq, &seq);
offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, drep, hf_conv_who_are_you2_resp_casuuid, &cas_uuid);
offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep, hf_conv_rc, &st);
if (check_col(pinfo->cinfo, COL_INFO)) {
col_add_fstr(pinfo->cinfo, COL_INFO,
"conv_who_are_you2 reply seq:%u st:%s cas:%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
seq, val_to_str(st, dce_error_vals, "%u"),
cas_uuid.Data1, cas_uuid.Data2, cas_uuid.Data3, cas_uuid.Data4[0], cas_uuid.Data4[1],
cas_uuid.Data4[2], cas_uuid.Data4[3], cas_uuid.Data4[4], cas_uuid.Data4[5], cas_uuid.Data4[6], cas_uuid.Data4[7]);
}
return offset;
}
static dcerpc_sub_dissector conv_dissectors[] = {
{ 0, "who_are_you",
conv_dissect_who_are_you_rqst, conv_dissect_who_are_you_resp },
{ 1, "who_are_you2",
conv_dissect_who_are_you2_rqst, conv_dissect_who_are_you2_resp },
{ 2, "are_you_there", NULL, NULL },
{ 3, "who_are_you_auth", NULL, NULL },
{ 4, "who_are_you_auth_more", NULL, NULL },
{ 0, NULL, NULL, NULL }
};
void
proto_register_conv (void)
{
static hf_register_info hf[] = {
{ &hf_conv_opnum,
{ "Operation", "conv.opnum", FT_UINT16, BASE_DEC, NULL, 0x0, "Operation", HFILL }},
{ &hf_conv_who_are_you_resp_seq,
{"hf_conv_who_are_you_resp_seq", "conv.who_are_you_resp_seq", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
{ &hf_conv_rc,
{"Status", "conv.status", FT_UINT32, BASE_DEC, VALS(dce_error_vals), 0x0, "", HFILL }},
{ &hf_conv_who_are_you_rqst_actuid,
{"hf_conv_who_are_you_rqst_actuid", "conv.who_are_you_rqst_actuid", FT_STRING, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
{ &hf_conv_who_are_you_rqst_boot_time,
{"hf_conv_who_are_you_rqst_boot_time", "conv.who_are_you_rqst_boot_time", FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0, "", HFILL }},
{ &hf_conv_who_are_you2_rqst_actuid,
{"hf_conv_who_are_you2_rqst_actuid", "conv.who_are_you2_rqst_actuid", FT_STRING, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
{ &hf_conv_who_are_you2_rqst_boot_time,
{"hf_conv_who_are_you2_rqst_boot_time", "conv.who_are_you2_rqst_boot_time", FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0, "", HFILL }},
{ &hf_conv_who_are_you2_resp_seq,
{"hf_conv_who_are_you2_resp_seq", "conv.who_are_you2_resp_seq", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},
{ &hf_conv_who_are_you2_resp_casuuid,
{"hf_conv_who_are_you2_resp_casuuid", "conv.who_are_you2_resp_casuuid", FT_STRING, BASE_NONE, NULL, 0x0, "UUID", HFILL }}
};
static gint *ett[] = {
&ett_conv
};
proto_conv = proto_register_protocol ("DCE/RPC Conversation Manager", "CONV", "conv");
proto_register_field_array (proto_conv, hf, array_length (hf));
proto_register_subtree_array (ett, array_length (ett));
}
void
proto_reg_handoff_conv (void)
{
/* Register the protocol as dcerpc */
dcerpc_init_uuid (proto_conv, ett_conv, &uuid_conv, ver_conv, conv_dissectors, hf_conv_opnum);
}
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