wireshark/packet-tns.c

1318 lines
37 KiB
C

/* packet-tns.c
* Routines for Oracle TNS packet dissection
*
* $Id: packet-tns.c,v 1.36 2002/08/28 21:00:36 jmayer Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* Copied from packet-tftp.c
*
* 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
#include <stdio.h>
#include <string.h>
#include <glib.h>
#include <epan/packet.h>
#include "packet-tcp.h"
#include "packet-tns.h"
#include "prefs.h"
/* desegmentation of TNS over TCP */
static gboolean tns_desegment = TRUE;
static int proto_tns = -1;
static int hf_tns_request = -1;
static int hf_tns_response = -1;
static int hf_tns_length = -1;
static int hf_tns_packet_checksum = -1;
static int hf_tns_header_checksum = -1;
static int hf_tns_packet_type = -1;
static int hf_tns_reserved_byte = -1;
static int hf_tns_connect = -1;
static int hf_tns_version = -1;
static int hf_tns_compat_version = -1;
static int hf_tns_service_options = -1;
static int hf_tns_sopt_flag_bconn = -1;
static int hf_tns_sopt_flag_pc = -1;
static int hf_tns_sopt_flag_hc = -1;
static int hf_tns_sopt_flag_fd = -1;
static int hf_tns_sopt_flag_hd = -1;
static int hf_tns_sopt_flag_dc1 = -1;
static int hf_tns_sopt_flag_dc2 = -1;
static int hf_tns_sopt_flag_dio = -1;
static int hf_tns_sopt_flag_ap = -1;
static int hf_tns_sopt_flag_ra = -1;
static int hf_tns_sopt_flag_sa = -1;
static int hf_tns_sdu_size = -1;
static int hf_tns_max_tdu_size = -1;
static int hf_tns_nt_proto_characteristics = -1;
static int hf_tns_ntp_flag_hangon = -1;
static int hf_tns_ntp_flag_crel = -1;
static int hf_tns_ntp_flag_tduio = -1;
static int hf_tns_ntp_flag_srun = -1;
static int hf_tns_ntp_flag_dtest = -1;
static int hf_tns_ntp_flag_cbio = -1;
static int hf_tns_ntp_flag_asio = -1;
static int hf_tns_ntp_flag_pio = -1;
static int hf_tns_ntp_flag_grant = -1;
static int hf_tns_ntp_flag_handoff = -1;
static int hf_tns_ntp_flag_sigio = -1;
static int hf_tns_ntp_flag_sigpipe = -1;
static int hf_tns_ntp_flag_sigurg = -1;
static int hf_tns_ntp_flag_urgentio = -1;
static int hf_tns_ntp_flag_fdio = -1;
static int hf_tns_ntp_flag_testop = -1;
static int hf_tns_line_turnaround = -1;
static int hf_tns_value_of_one = -1;
static int hf_tns_connect_data_length = -1;
static int hf_tns_connect_data_offset = -1;
static int hf_tns_connect_data_max = -1;
static int hf_tns_connect_flags0 = -1;
static int hf_tns_connect_flags1 = -1;
static int hf_tns_conn_flag_nareq = -1;
static int hf_tns_conn_flag_nalink = -1;
static int hf_tns_conn_flag_enablena = -1;
static int hf_tns_conn_flag_ichg = -1;
static int hf_tns_conn_flag_wantna = -1;
static int hf_tns_connect_data = -1;
static int hf_tns_trace_cf1 = -1;
static int hf_tns_trace_cf2 = -1;
static int hf_tns_trace_cid = -1;
static int hf_tns_accept = -1;
static int hf_tns_accept_data_length = -1;
static int hf_tns_accept_data_offset = -1;
static int hf_tns_accept_data = -1;
static int hf_tns_refuse = -1;
static int hf_tns_refuse_reason_user = -1;
static int hf_tns_refuse_reason_system = -1;
static int hf_tns_refuse_data_length = -1;
static int hf_tns_refuse_data = -1;
static int hf_tns_abort = -1;
static int hf_tns_abort_reason_user = -1;
static int hf_tns_abort_reason_system = -1;
static int hf_tns_abort_data = -1;
static int hf_tns_marker = -1;
static int hf_tns_marker_type = -1;
static int hf_tns_marker_data_byte = -1;
static int hf_tns_marker_data = -1;
static int hf_tns_redirect = -1;
static int hf_tns_redirect_data_length = -1;
static int hf_tns_redirect_data = -1;
static int hf_tns_control = -1;
static int hf_tns_control_cmd = -1;
static int hf_tns_control_data = -1;
static int hf_tns_data_flag = -1;
static int hf_tns_data_flag_send = -1;
static int hf_tns_data_flag_rc = -1;
static int hf_tns_data_flag_c = -1;
static int hf_tns_data_flag_reserved = -1;
static int hf_tns_data_flag_more = -1;
static int hf_tns_data_flag_eof = -1;
static int hf_tns_data_flag_dic = -1;
static int hf_tns_data_flag_rts = -1;
static int hf_tns_data_flag_sntt = -1;
static int hf_tns_data = -1;
static gint ett_tns = -1;
static gint ett_tns_connect = -1;
static gint ett_tns_accept = -1;
static gint ett_tns_refuse = -1;
static gint ett_tns_abort = -1;
static gint ett_tns_redirect = -1;
static gint ett_tns_marker = -1;
static gint ett_tns_attention = -1;
static gint ett_tns_control = -1;
static gint ett_tns_data = -1;
static gint ett_tns_data_flag = -1;
static gint ett_tns_sopt_flag = -1;
static gint ett_tns_ntp_flag = -1;
static gint ett_tns_conn_flag = -1;
static gint ett_sql = -1;
static dissector_handle_t data_handle;
#define TCP_PORT_TNS 1521
static const value_string tns_type_vals[] = {
{TNS_TYPE_CONNECT, "Connect" },
{TNS_TYPE_ACCEPT, "Accept" },
{TNS_TYPE_ACK, "Acknowledge" },
{TNS_TYPE_REFUSE, "Refuse" },
{TNS_TYPE_REDIRECT, "Redirect" },
{TNS_TYPE_DATA, "Data" },
{TNS_TYPE_NULL, "Null" },
{TNS_TYPE_ABORT, "Abort" },
{TNS_TYPE_RESEND, "Resend"},
{TNS_TYPE_MARKER, "Marker"},
{TNS_TYPE_ATTENTION, "Attention"},
{TNS_TYPE_CONTROL, "Control"},
{0, NULL}
};
static const value_string tns_marker_types[] = {
{0, "Data Marker - 0 Data Bytes"},
{1, "Data Marker - 1 Data Bytes"},
{2, "Attention Marker"},
{0, NULL}
};
static const value_string tns_control_cmds[] = {
{1, "Oracle Trace Command"},
{0, NULL}
};
void proto_reg_handoff_tns(void);
static guint get_tns_pdu_len(tvbuff_t *tvb, int offset);
static void dissect_tns_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static void dissect_tns_service_options(tvbuff_t *tvb, int offset,
proto_tree *sopt_tree)
{
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_bconn, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_pc, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_hc, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_fd, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_hd, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_dc1, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_dc2, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_dio, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_ap, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_ra, tvb,
offset, 2, FALSE);
proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_sa, tvb,
offset, 2, FALSE);
}
static void dissect_tns_connect_flag(tvbuff_t *tvb, int offset,
proto_tree *cflag_tree)
{
proto_tree_add_item(cflag_tree, hf_tns_conn_flag_nareq, tvb, offset, 1, FALSE);
proto_tree_add_item(cflag_tree, hf_tns_conn_flag_nalink, tvb, offset, 1, FALSE);
proto_tree_add_item(cflag_tree, hf_tns_conn_flag_enablena, tvb, offset, 1, FALSE);
proto_tree_add_item(cflag_tree, hf_tns_conn_flag_ichg, tvb, offset, 1, FALSE);
proto_tree_add_item(cflag_tree, hf_tns_conn_flag_wantna, tvb, offset, 1, FALSE);
}
static void dissect_tns_data(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *data_tree = NULL, *ti;
int is_sns = 0;
if ( tvb_bytes_exist(tvb, offset+2, 4) )
{
if ( tvb_get_guint8(tvb, offset+2) == 0xDE &&
tvb_get_guint8(tvb, offset+3) == 0xAD &&
tvb_get_guint8(tvb, offset+4) == 0xBE &&
tvb_get_guint8(tvb, offset+5) == 0xEF )
{
is_sns = 1;
}
}
if ( tree )
{
if ( is_sns )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Secure Network Services");
}
else
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Data");
}
data_tree = proto_item_add_subtree(ti, ett_tns_data);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_data, tvb, 0, 0,
TRUE);
}
if ( tree )
{
proto_tree *df_tree = NULL;
ti = proto_tree_add_item(data_tree, hf_tns_data_flag, tvb, offset, 2, FALSE);
df_tree = proto_item_add_subtree(ti, ett_tns_data_flag);
proto_tree_add_item(df_tree, hf_tns_data_flag_send, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_rc, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_c, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_reserved, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_more, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_eof, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_dic, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_rts, tvb, offset, 2, FALSE);
proto_tree_add_item(df_tree, hf_tns_data_flag_sntt, tvb, offset, 2, FALSE);
}
offset += 2;
if ( check_col(pinfo->cinfo, COL_INFO) )
{
if ( is_sns )
{
col_append_fstr(pinfo->cinfo, COL_INFO, ", SNS");
}
else
{
col_append_fstr(pinfo->cinfo, COL_INFO, ", Data");
}
}
if ( data_tree )
{
call_dissector(data_handle,
tvb_new_subset(tvb, offset, -1, -1), pinfo, data_tree);
}
return;
}
static void dissect_tns_connect(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *connect_tree = NULL, *ti;
int cd_offset;
int cd_len;
int tns_offset = offset-8;
if ( tree )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Connect");
connect_tree = proto_item_add_subtree(ti, ett_tns_connect);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_connect, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Connect");
}
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_version, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_compat_version, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
proto_tree *sopt_tree = NULL;
ti = proto_tree_add_item(connect_tree, hf_tns_service_options, tvb,
offset, 2, FALSE);
sopt_tree = proto_item_add_subtree(ti, ett_tns_sopt_flag);
dissect_tns_service_options(tvb, offset, sopt_tree);
}
offset += 2;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_sdu_size, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_max_tdu_size, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
proto_tree *ntp_tree = NULL;
ti = proto_tree_add_item(connect_tree, hf_tns_nt_proto_characteristics, tvb,
offset, 2, FALSE);
ntp_tree = proto_item_add_subtree(ti, ett_tns_ntp_flag);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_hangon, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_crel, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_tduio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_srun, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_dtest, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_cbio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_asio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_pio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_grant, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_handoff, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_sigio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_sigpipe, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_sigurg, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_urgentio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_fdio, tvb, offset, 2, FALSE);
proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_testop, tvb, offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_line_turnaround, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_value_of_one, tvb,
offset, 2, FALSE);
}
offset += 2;
cd_len = tvb_get_ntohs(tvb, offset);
if ( connect_tree )
{
proto_tree_add_uint(connect_tree, hf_tns_connect_data_length, tvb,
offset, 2, cd_len);
}
offset += 2;
cd_offset = tvb_get_ntohs(tvb, offset);
if ( connect_tree )
{
proto_tree_add_uint(connect_tree, hf_tns_connect_data_offset, tvb,
offset, 2, cd_offset);
}
offset += 2;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_connect_data_max, tvb,
offset, 4, FALSE);
}
offset += 4;
if ( connect_tree )
{
proto_tree *cflag_tree = NULL;
ti = proto_tree_add_item(connect_tree, hf_tns_connect_flags0, tvb,
offset, 1, FALSE);
cflag_tree = proto_item_add_subtree(ti, ett_tns_conn_flag);
dissect_tns_connect_flag(tvb, offset, cflag_tree);
}
offset += 1;
if ( connect_tree )
{
proto_tree *cflag_tree = NULL;
ti = proto_tree_add_item(connect_tree, hf_tns_connect_flags1, tvb,
offset, 1, FALSE);
cflag_tree = proto_item_add_subtree(ti, ett_tns_conn_flag);
dissect_tns_connect_flag(tvb, offset, cflag_tree);
}
offset += 1;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_trace_cf1, tvb,
offset, 4, FALSE);
}
offset += 4;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_trace_cf2, tvb,
offset, 4, FALSE);
}
offset += 4;
if ( connect_tree )
{
proto_tree_add_item(connect_tree, hf_tns_trace_cid, tvb,
offset, 8, FALSE);
}
offset += 8;
if ( connect_tree && cd_len > 0)
{
proto_tree_add_item(connect_tree, hf_tns_connect_data, tvb,
tns_offset+cd_offset, -1, FALSE);
}
return;
}
static void dissect_tns_accept(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *accept_tree = NULL, *ti;
int accept_offset;
int accept_len;
int tns_offset = offset-8;
if ( tree )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Accept");
accept_tree = proto_item_add_subtree(ti, ett_tns_accept);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_accept, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Accept");
}
if ( accept_tree )
{
proto_tree_add_item(accept_tree, hf_tns_version, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( accept_tree )
{
proto_tree *sopt_tree = NULL;
ti = proto_tree_add_item(accept_tree, hf_tns_service_options,
tvb, offset, 2, FALSE);
sopt_tree = proto_item_add_subtree(ti, ett_tns_sopt_flag);
dissect_tns_service_options(tvb, offset, sopt_tree);
}
offset += 2;
if ( accept_tree )
{
proto_tree_add_item(accept_tree, hf_tns_sdu_size, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( accept_tree )
{
proto_tree_add_item(accept_tree, hf_tns_max_tdu_size, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( accept_tree )
{
proto_tree_add_item(accept_tree, hf_tns_value_of_one, tvb,
offset, 2, FALSE);
}
offset += 2;
accept_len = tvb_get_ntohs(tvb, offset);
if ( accept_tree )
{
proto_tree_add_uint(accept_tree, hf_tns_accept_data_length, tvb,
offset, 2, accept_len);
}
offset += 2;
accept_offset = tvb_get_ntohs(tvb, offset);
if ( accept_tree )
{
proto_tree_add_uint(accept_tree, hf_tns_accept_data_offset, tvb,
offset, 2, accept_offset);
}
offset += 2;
if ( accept_tree )
{
proto_tree *cflag_tree = NULL;
ti = proto_tree_add_item(accept_tree, hf_tns_connect_flags0, tvb,
offset, 1, FALSE);
cflag_tree = proto_item_add_subtree(ti, ett_tns_conn_flag);
dissect_tns_connect_flag(tvb, offset, cflag_tree);
}
offset += 1;
if ( accept_tree )
{
proto_tree *cflag_tree = NULL;
ti = proto_tree_add_item(accept_tree, hf_tns_connect_flags1, tvb,
offset, 1, FALSE);
cflag_tree = proto_item_add_subtree(ti, ett_tns_conn_flag);
dissect_tns_connect_flag(tvb, offset, cflag_tree);
}
offset += 1;
if ( accept_tree && accept_len > 0)
{
proto_tree_add_item(accept_tree, hf_tns_accept_data, tvb,
tns_offset+accept_offset, -1, FALSE);
}
return;
}
static void dissect_tns_refuse(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *refuse_tree = NULL, *ti;
if ( tree )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Refuse");
refuse_tree = proto_item_add_subtree(ti, ett_tns_refuse);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_refuse, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Refuse");
}
if ( refuse_tree )
{
proto_tree_add_item(refuse_tree, hf_tns_refuse_reason_user, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( refuse_tree )
{
proto_tree_add_item(refuse_tree, hf_tns_refuse_reason_system, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( refuse_tree )
{
proto_tree_add_item(refuse_tree, hf_tns_refuse_data_length, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( refuse_tree )
{
proto_tree_add_item(refuse_tree, hf_tns_refuse_data, tvb,
offset, -1, FALSE);
}
return;
}
static void dissect_tns_abort(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *abort_tree = NULL, *ti;
if ( tree )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Abort");
abort_tree = proto_item_add_subtree(ti, ett_tns_abort);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_abort, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Abort");
}
if ( abort_tree )
{
proto_tree_add_item(abort_tree, hf_tns_abort_reason_user, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( abort_tree )
{
proto_tree_add_item(abort_tree, hf_tns_abort_reason_system, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( abort_tree )
{
proto_tree_add_item(abort_tree, hf_tns_abort_data, tvb,
offset, -1, FALSE);
}
return;
}
static void dissect_tns_marker(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree, int is_attention)
{
proto_tree *marker_tree = NULL, *ti;
if ( tree )
{
if ( is_attention )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Marker");
}
else
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Attention");
}
marker_tree = proto_item_add_subtree(ti, ett_tns_marker);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_marker, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
if ( is_attention )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Marker");
}
else
{
col_append_str(pinfo->cinfo, COL_INFO, ", Attention");
}
}
if ( marker_tree )
{
proto_tree_add_item(marker_tree, hf_tns_marker_type, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( marker_tree )
{
proto_tree_add_item(marker_tree, hf_tns_marker_data_byte, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( marker_tree )
{
proto_tree_add_item(marker_tree, hf_tns_marker_data_byte, tvb,
offset, 1, FALSE);
}
offset += 1;
return;
}
static void dissect_tns_redirect(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *redirect_tree = NULL, *ti;
if ( tree )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Redirect");
redirect_tree = proto_item_add_subtree(ti, ett_tns_redirect);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_redirect, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Redirect");
}
if ( redirect_tree )
{
proto_tree_add_item(redirect_tree, hf_tns_redirect_data_length, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( redirect_tree )
{
proto_tree_add_item(redirect_tree, hf_tns_redirect_data, tvb,
offset, -1, FALSE);
}
return;
}
static void dissect_tns_control(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
proto_tree *control_tree = NULL, *ti;
if ( tree )
{
ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
"Control");
control_tree = proto_item_add_subtree(ti, ett_tns_control);
proto_tree_add_boolean_hidden(tns_tree, hf_tns_control, tvb,
0, 0, TRUE);
}
if ( check_col(pinfo->cinfo, COL_INFO) )
{
col_append_str(pinfo->cinfo, COL_INFO, ", Control");
}
if ( control_tree )
{
proto_tree_add_item(control_tree, hf_tns_control_cmd, tvb,
offset, 2, FALSE);
}
offset += 2;
if ( control_tree )
{
proto_tree_add_item(control_tree, hf_tns_control_data, tvb,
offset, -1, FALSE);
}
return;
}
static guint
get_tns_pdu_len(tvbuff_t *tvb, int offset)
{
/*
* Get the length of the TNS message, including header
*/
return tvb_get_ntohs(tvb, offset);
}
static void
dissect_tns(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
tcp_dissect_pdus(tvb, pinfo, tree, tns_desegment, 2,
get_tns_pdu_len, dissect_tns_pdu);
}
static void
dissect_tns_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_tree *tns_tree = NULL, *ti;
int offset = 0;
guint16 length;
guint16 type;
if (check_col(pinfo->cinfo, COL_PROTOCOL))
col_set_str(pinfo->cinfo, COL_PROTOCOL, "TNS");
if (check_col(pinfo->cinfo, COL_INFO))
{
col_add_str(pinfo->cinfo, COL_INFO,
(pinfo->match_port == pinfo->destport) ? "Request" : "Response");
}
if (tree)
{
ti = proto_tree_add_item(tree, proto_tns, tvb, 0, -1, FALSE);
tns_tree = proto_item_add_subtree(ti, ett_tns);
if (pinfo->match_port == pinfo->destport)
{
proto_tree_add_boolean_hidden(tns_tree, hf_tns_request,
tvb, offset, 0, TRUE);
}
else
{
proto_tree_add_boolean_hidden(tns_tree, hf_tns_response,
tvb, offset, 0, TRUE);
}
}
length = tvb_get_ntohs(tvb, offset);
if (tree)
{
proto_tree_add_uint(tns_tree, hf_tns_length, tvb,
offset, 2, length);
}
offset += 2;
if ( tree )
{
proto_tree_add_item(tns_tree, hf_tns_packet_checksum, tvb,
offset, 2, FALSE);
}
offset += 2;
type = tvb_get_guint8(tvb, offset);
if ( tree )
{
proto_tree_add_uint(tns_tree, hf_tns_packet_type, tvb,
offset, 1, type);
}
offset += 1;
if ( check_col(pinfo->cinfo, COL_INFO))
{
col_append_fstr(pinfo->cinfo, COL_INFO, ", %s (%u)",
val_to_str(type, tns_type_vals, "Unknown"), type);
}
if ( tree )
{
proto_tree_add_item(tns_tree, hf_tns_reserved_byte, tvb,
offset, 1, FALSE);
}
offset += 1;
if ( tree )
{
proto_tree_add_item(tns_tree, hf_tns_header_checksum, tvb,
offset, 2, FALSE);
}
offset += 2;
switch (type)
{
case TNS_TYPE_CONNECT:
dissect_tns_connect(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_ACCEPT:
dissect_tns_accept(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_REFUSE:
dissect_tns_refuse(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_REDIRECT:
dissect_tns_redirect(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_ABORT:
dissect_tns_abort(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_MARKER:
dissect_tns_marker(tvb,offset,pinfo,tree,tns_tree, 0);
break;
case TNS_TYPE_ATTENTION:
dissect_tns_marker(tvb,offset,pinfo,tree,tns_tree, 1);
break;
case TNS_TYPE_CONTROL:
dissect_tns_control(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_DATA:
dissect_tns_data(tvb,offset,pinfo,tree,tns_tree);
break;
default:
call_dissector(data_handle,
tvb_new_subset(tvb, offset, -1, -1), pinfo,
tns_tree);
break;
}
}
void proto_register_tns(void)
{
static hf_register_info hf[] = {
{ &hf_tns_response, {
"Response", "tns.response", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "TRUE if TNS response", HFILL }},
{ &hf_tns_request, {
"Request", "tns.request", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "TRUE if TNS request", HFILL }},
{ &hf_tns_length, {
"Packet Length", "tns.length", FT_UINT16, BASE_DEC,
NULL, 0x0, "Length of TNS packet", HFILL }},
{ &hf_tns_packet_checksum, {
"Packet Checksum", "tns.packet_checksum", FT_UINT16, BASE_HEX,
NULL, 0x0, "Checksum of Packet Data", HFILL }},
{ &hf_tns_header_checksum, {
"Header Checksum", "tns.header_checksum", FT_UINT16, BASE_HEX,
NULL, 0x0, "Checksum of Header Data", HFILL }},
{ &hf_tns_version, {
"Version", "tns.version", FT_UINT16, BASE_DEC,
NULL, 0x0, "Version", HFILL }},
{ &hf_tns_compat_version, {
"Version (Compatible)", "tns.compat_version", FT_UINT16, BASE_DEC,
NULL, 0x0, "Version (Compatible)", HFILL }},
{ &hf_tns_service_options, {
"Service Options", "tns.service_options", FT_UINT16, BASE_HEX,
NULL, 0x0, "Service Options", HFILL }},
{ &hf_tns_sopt_flag_bconn, {
"Broken Connect Notify", "tns.so_flag.bconn", FT_UINT16, BASE_BIN,
NULL, 0x2000, "Broken Connect Notify", HFILL }},
{ &hf_tns_sopt_flag_pc, {
"Packet Checksum", "tns.so_flag.pc", FT_UINT16, BASE_BIN,
NULL, 0x1000, "Packet Checksum", HFILL }},
{ &hf_tns_sopt_flag_hc, {
"Header Checksum", "tns.so_flag.hc", FT_UINT16, BASE_BIN,
NULL, 0x0800, "Header Checksum", HFILL }},
{ &hf_tns_sopt_flag_fd, {
"Full Duplex", "tns.so_flag.fd", FT_UINT16, BASE_BIN,
NULL, 0x0400, "Full Duplex", HFILL }},
{ &hf_tns_sopt_flag_hd, {
"Half Duplex", "tns.so_flag.hd", FT_UINT16, BASE_BIN,
NULL, 0x0200, "Half Duplex", HFILL }},
{ &hf_tns_sopt_flag_dc1, {
"Don't Care", "tns.so_flag.dc1", FT_UINT16, BASE_BIN,
NULL, 0x0100, "Don't Care", HFILL }},
{ &hf_tns_sopt_flag_dc2, {
"Don't Care", "tns.so_flag.dc2", FT_UINT16, BASE_BIN,
NULL, 0x0080, "Don't Care", HFILL }},
{ &hf_tns_sopt_flag_dio, {
"Direct IO to Transport", "tns.so_flag.dio", FT_UINT16, BASE_BIN,
NULL, 0x0010, "Direct IO to Transport", HFILL }},
{ &hf_tns_sopt_flag_ap, {
"Attention Processing", "tns.so_flag.ap", FT_UINT16, BASE_BIN,
NULL, 0x0008, "Attention Processing", HFILL }},
{ &hf_tns_sopt_flag_ra, {
"Can Receive Attention", "tns.so_flag.ra", FT_UINT16, BASE_BIN,
NULL, 0x0004, "Can Receive Attention", HFILL }},
{ &hf_tns_sopt_flag_sa, {
"Can Send Attention", "tns.so_flag.sa", FT_UINT16, BASE_BIN,
NULL, 0x0002, "Can Send Attention", HFILL }},
{ &hf_tns_sdu_size, {
"Session Data Unit Size", "tns.sdu_size", FT_UINT16, BASE_DEC,
NULL, 0x0, "Session Data Unit Size", HFILL }},
{ &hf_tns_max_tdu_size, {
"Maximum Transmission Data Unit Size", "tns.max_tdu_size", FT_UINT16, BASE_DEC,
NULL, 0x0, "Maximum Transmission Data Unit Size", HFILL }},
{ &hf_tns_nt_proto_characteristics, {
"NT Protocol Characteristics", "tns.nt_proto_characteristics", FT_UINT16, BASE_HEX,
NULL, 0x0, "NT Protocol Characteristics", HFILL }},
{ &hf_tns_ntp_flag_hangon, {
"Hangon to listener connect", "tns.ntp_flag.hangon", FT_UINT16, BASE_BIN,
NULL, 0x8000, "Hangon to listener connect", HFILL }},
{ &hf_tns_ntp_flag_crel, {
"Confirmed release", "tns.ntp_flag.crel", FT_UINT16, BASE_BIN,
NULL, 0x4000, "Confirmed release", HFILL }},
{ &hf_tns_ntp_flag_tduio, {
"TDU based IO", "tns.ntp_flag.tduio", FT_UINT16, BASE_BIN,
NULL, 0x2000, "TDU based IO", HFILL }},
{ &hf_tns_ntp_flag_srun, {
"Spawner running", "tns.ntp_flag.srun", FT_UINT16, BASE_BIN,
NULL, 0x1000, "Spawner running", HFILL }},
{ &hf_tns_ntp_flag_dtest, {
"Data test", "tns.ntp_flag.dtest", FT_UINT16, BASE_BIN,
NULL, 0x0800, "Data Test", HFILL }},
{ &hf_tns_ntp_flag_cbio, {
"Callback IO supported", "tns.ntp_flag.cbio", FT_UINT16, BASE_BIN,
NULL, 0x0400, "Callback IO supported", HFILL }},
{ &hf_tns_ntp_flag_asio, {
"ASync IO Supported", "tns.ntp_flag.asio", FT_UINT16, BASE_BIN,
NULL, 0x0200, "ASync IO Supported", HFILL }},
{ &hf_tns_ntp_flag_pio, {
"Packet oriented IO", "tns.ntp_flag.pio", FT_UINT16, BASE_BIN,
NULL, 0x0100, "Packet oriented IO", HFILL }},
{ &hf_tns_ntp_flag_grant, {
"Can grant connection to another", "tns.ntp_flag.grant", FT_UINT16, BASE_BIN,
NULL, 0x0080, "Can grant connection to another", HFILL }},
{ &hf_tns_ntp_flag_handoff, {
"Can handoff connection to another", "tns.ntp_flag.handoff", FT_UINT16, BASE_BIN,
NULL, 0x0040, "Can handoff connection to another", HFILL }},
{ &hf_tns_ntp_flag_sigio, {
"Generate SIGIO signal", "tns.ntp_flag.sigio", FT_UINT16, BASE_BIN,
NULL, 0x0020, "Generate SIGIO signal", HFILL }},
{ &hf_tns_ntp_flag_sigpipe, {
"Generate SIGPIPE signal", "tns.ntp_flag.sigpipe", FT_UINT16, BASE_BIN,
NULL, 0x0010, "Generate SIGPIPE signal", HFILL }},
{ &hf_tns_ntp_flag_sigurg, {
"Generate SIGURG signal", "tns.ntp_flag.sigurg", FT_UINT16, BASE_BIN,
NULL, 0x0008, "Generate SIGURG signal", HFILL }},
{ &hf_tns_ntp_flag_urgentio, {
"Urgent IO supported", "tns.ntp_flag.urgentio", FT_UINT16, BASE_BIN,
NULL, 0x0004, "Urgent IO supported", HFILL }},
{ &hf_tns_ntp_flag_fdio, {
"Full duplex IO supported", "tns.ntp_flag.dfio", FT_UINT16, BASE_BIN,
NULL, 0x0002, "Full duplex IO supported", HFILL }},
{ &hf_tns_ntp_flag_testop, {
"Test operation", "tns.ntp_flag.testop", FT_UINT16, BASE_BIN,
NULL, 0x0001, "Test operation", HFILL }},
{ &hf_tns_line_turnaround, {
"Line Turnaround Value", "tns.line_turnaround", FT_UINT16, BASE_DEC,
NULL, 0x0, "Line Turnaround Value", HFILL }},
{ &hf_tns_value_of_one, {
"Value of 1 in Hardware", "tns.value_of_one", FT_BYTES, BASE_NONE,
NULL, 0x0, "Value of 1 in Hardware", HFILL }},
{ &hf_tns_connect, {
"Connect", "tns.connect", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Connect", HFILL }},
{ &hf_tns_connect_data_length, {
"Length of Connect Data", "tns.connect_data_length", FT_UINT16, BASE_DEC,
NULL, 0x0, "Length of Connect Data", HFILL }},
{ &hf_tns_connect_data_offset, {
"Offset to Connect Data", "tns.connect_data_offset", FT_UINT16, BASE_DEC,
NULL, 0x0, "Offset to Connect Data", HFILL }},
{ &hf_tns_connect_data_max, {
"Maximum Receivable Connect Data", "tns.connect_data_max", FT_UINT32, BASE_DEC,
NULL, 0x0, "Maximum Receivable Connect Data", HFILL }},
{ &hf_tns_connect_flags0, {
"Connect Flags 0", "tns.connect_flags0", FT_UINT8, BASE_HEX,
NULL, 0x0, "Connect Flags 0", HFILL }},
{ &hf_tns_connect_flags1, {
"Connect Flags 1", "tns.connect_flags1", FT_UINT8, BASE_HEX,
NULL, 0x0, "Connect Flags 1", HFILL }},
{ &hf_tns_conn_flag_nareq, {
"NA services required", "tns.connect_flags.nareq", FT_UINT8, BASE_BIN,
NULL, 0x10, "NA services required", HFILL }},
{ &hf_tns_conn_flag_nalink, {
"NA services linked in", "tns.connect_flags.nalink", FT_UINT8, BASE_BIN,
NULL, 0x08, "NA services linked in", HFILL }},
{ &hf_tns_conn_flag_enablena, {
"NA services enabled", "tns.connect_flags.enablena", FT_UINT8, BASE_BIN,
NULL, 0x04, "NA services enabled", HFILL }},
{ &hf_tns_conn_flag_ichg, {
"Interchange is involved", "tns.connect_flags.ichg", FT_UINT8, BASE_BIN,
NULL, 0x02, "Interchange is involved", HFILL }},
{ &hf_tns_conn_flag_wantna, {
"NA services wanted", "tns.connect_flags.wantna", FT_UINT8, BASE_BIN,
NULL, 0x01, "NA services wanted", HFILL }},
{ &hf_tns_trace_cf1, {
"Trace Cross Facility Item 1", "tns.trace_cf1", FT_UINT32, BASE_HEX,
NULL, 0x0, "Trace Cross Facility Item 1", HFILL }},
{ &hf_tns_trace_cf2, {
"Trace Cross Facility Item 2", "tns.trace_cf2", FT_UINT32, BASE_HEX,
NULL, 0x0, "Trace Cross Facility Item 2", HFILL }},
{ &hf_tns_trace_cid, {
"Trace Unique Connection ID", "tns.trace_cid", FT_UINT64, BASE_HEX,
NULL, 0x0, "Trace Unique Connection ID", HFILL }},
{ &hf_tns_connect_data, {
"Connect Data", "tns.connect_data", FT_STRING, BASE_NONE,
NULL, 0x0, "Connect Data", HFILL }},
{ &hf_tns_accept, {
"Accept", "tns.accept", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Accept", HFILL }},
{ &hf_tns_accept_data_length, {
"Accept Data Length", "tns.accept_data_length", FT_UINT16, BASE_DEC,
NULL, 0x0, "Length of Accept Data", HFILL }},
{ &hf_tns_accept_data, {
"Accept Data", "tns.accept_data", FT_STRING, BASE_NONE,
NULL, 0x0, "Accept Data", HFILL }},
{ &hf_tns_accept_data_offset, {
"Offset to Accept Data", "tns.accept_data_offset", FT_UINT16, BASE_DEC,
NULL, 0x0, "Offset to Accept Data", HFILL }},
{ &hf_tns_refuse, {
"Refuse", "tns.refuse", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Refuse", HFILL }},
{ &hf_tns_refuse_reason_user, {
"Refuse Reason (User)", "tns.refuse_reason_user", FT_UINT8, BASE_HEX,
NULL, 0x0, "Refuse Reason from Application", HFILL }},
{ &hf_tns_refuse_reason_system, {
"Refuse Reason (System)", "tns.refuse_reason_system", FT_UINT8, BASE_HEX,
NULL, 0x0, "Refuse Reason from System", HFILL }},
{ &hf_tns_refuse_data_length, {
"Refuse Data Length", "tns.refuse_data_length", FT_UINT16, BASE_DEC,
NULL, 0x0, "Length of Refuse Data", HFILL }},
{ &hf_tns_refuse_data, {
"Refuse Data", "tns.refuse_data", FT_STRING, BASE_NONE,
NULL, 0x0, "Refuse Data", HFILL }},
{ &hf_tns_abort, {
"Abort", "tns.abort", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Abort", HFILL }},
{ &hf_tns_abort_reason_user, {
"Abort Reason (User)", "tns.abort_reason_user", FT_UINT8, BASE_HEX,
NULL, 0x0, "Abort Reason from Application", HFILL }},
{ &hf_tns_abort_reason_system, {
"Abort Reason (User)", "tns.abort_reason_system", FT_UINT8, BASE_HEX,
NULL, 0x0, "Abort Reason from System", HFILL }},
{ &hf_tns_abort_data, {
"Abort Data", "tns.abort_data", FT_STRING, BASE_NONE,
NULL, 0x0, "Abort Data", HFILL }},
{ &hf_tns_marker, {
"Marker", "tns.marker", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Marker", HFILL }},
{ &hf_tns_marker_type, {
"Marker Type", "tns.marker.type", FT_UINT8, BASE_HEX,
VALS(tns_marker_types), 0x0, "Marker Type", HFILL }},
{ &hf_tns_marker_data_byte, {
"Marker Data Byte", "tns.marker.databyte", FT_UINT8, BASE_HEX,
NULL, 0x0, "Marker Data Byte", HFILL }},
{ &hf_tns_marker_data, {
"Marker Data", "tns.marker.data", FT_UINT16, BASE_HEX,
NULL, 0x0, "Marker Data", HFILL }},
{ &hf_tns_control, {
"Control", "tns.control", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Control", HFILL }},
{ &hf_tns_control_cmd, {
"Control Command", "tns.control.cmd", FT_UINT16, BASE_HEX,
VALS(tns_control_cmds), 0x0, "Control Command", HFILL }},
{ &hf_tns_control_data, {
"Control Data", "tns.control.data", FT_BYTES, BASE_HEX,
NULL, 0x0, "Control Data", HFILL }},
{ &hf_tns_redirect, {
"Redirect", "tns.redirect", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Redirect", HFILL }},
{ &hf_tns_redirect_data_length, {
"Redirect Data Length", "tns.redirect_data_length", FT_UINT16, BASE_DEC,
NULL, 0x0, "Length of Redirect Data", HFILL }},
{ &hf_tns_redirect_data, {
"Redirect Data", "tns.redirect_data", FT_STRING, BASE_NONE,
NULL, 0x0, "Redirect Data", HFILL }},
{ &hf_tns_data, {
"Data", "tns.data", FT_BOOLEAN, BASE_NONE,
NULL, 0x0, "Data", HFILL }},
{ &hf_tns_data_flag, {
"Data Flag", "tns.data_flag", FT_UINT16, BASE_HEX,
NULL, 0x0, "Data Flag", HFILL }},
{ &hf_tns_data_flag_send, {
"Send Token", "tns.data_flag.send", FT_UINT16, BASE_BIN,
NULL, 0x1, "Send Token", HFILL }},
{ &hf_tns_data_flag_rc, {
"Request Confirmation", "tns.data_flag.rc", FT_UINT16, BASE_BIN,
NULL, 0x2, "Request Confirmation", HFILL }},
{ &hf_tns_data_flag_c, {
"Confirmation", "tns.data_flag.c", FT_UINT16, BASE_BIN,
NULL, 0x4, "Confirmation", HFILL }},
{ &hf_tns_data_flag_reserved, {
"Reserved", "tns.data_flag.reserved", FT_UINT16, BASE_BIN,
NULL, 0x8, "Reserved", HFILL }},
{ &hf_tns_data_flag_more, {
"More Data to Come", "tns.data_flag.more", FT_UINT16, BASE_BIN,
NULL, 0x20, "More Data to Come", HFILL }},
{ &hf_tns_data_flag_eof, {
"End of File", "tns.data_flag.eof", FT_UINT16, BASE_BIN,
NULL, 0x40, "End of File", HFILL }},
{ &hf_tns_data_flag_dic, {
"Do Immediate Confirmation", "tns.data_flag.dic", FT_UINT16, BASE_BIN,
NULL, 0x80, "Do Immediate Confirmation", HFILL }},
{ &hf_tns_data_flag_rts, {
"Request To Send", "tns.data_flag.rts", FT_UINT16, BASE_BIN,
NULL, 0x100, "Request To Send", HFILL }},
{ &hf_tns_data_flag_sntt, {
"Send NT Trailer", "tns.data_flag.sntt", FT_UINT16, BASE_BIN,
NULL, 0x200, "Send NT Trailer", HFILL }},
{ &hf_tns_reserved_byte, {
"Reserved Byte", "tns.reserved_byte", FT_BYTES, BASE_HEX,
NULL, 0x0, "Reserved Byte", HFILL }},
{ &hf_tns_packet_type, {
"Packet Type", "tns.type", FT_UINT8, BASE_DEC,
VALS(tns_type_vals), 0x0, "Type of TNS packet", HFILL }}
};
static gint *ett[] = {
&ett_tns,
&ett_tns_connect,
&ett_tns_accept,
&ett_tns_refuse,
&ett_tns_abort,
&ett_tns_redirect,
&ett_tns_marker,
&ett_tns_attention,
&ett_tns_control,
&ett_tns_data,
&ett_tns_data_flag,
&ett_tns_sopt_flag,
&ett_tns_ntp_flag,
&ett_tns_conn_flag,
&ett_sql
};
module_t *tns_module;
proto_tns = proto_register_protocol(
"Transparent Network Substrate Protocol", "TNS", "tns");
proto_register_field_array(proto_tns, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
tns_module = prefs_register_protocol(proto_tns, NULL);
prefs_register_bool_preference(tns_module, "desegment_tns_messages",
"Desegment all TNS messages spanning multiple TCP segments",
"Whether the TNS dissector should desegment all messages spanning multiple TCP segments",
&tns_desegment);
}
void
proto_reg_handoff_tns(void)
{
dissector_handle_t tns_handle;
tns_handle = create_dissector_handle(dissect_tns, proto_tns);
dissector_add("tcp.port", TCP_PORT_TNS, tns_handle);
data_handle = find_dissector("data");
}