forked from osmocom/wireshark
![Ronnie Sahlberg](/assets/img/avatar_default.png)
while this should improve performance by unmeasurably little it does have the sideeffect that once we finish the rewrite tcp analysis might actually work and work well even for tcp over tcp tunnelling. this also means that if you include packet-tcp.h you also need to include emem.h . svn path=/trunk/; revision=17681
1344 lines
38 KiB
C
1344 lines
38 KiB
C
/* packet-tns.c
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* Routines for Oracle TNS packet dissection
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*
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* $Id$
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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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* Copied from packet-tftp.c
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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 <stdio.h>
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#include <string.h>
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/emem.h>
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#include "packet-tcp.h"
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#include "packet-tns.h"
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#include <epan/prefs.h>
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/* desegmentation of TNS over TCP */
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static gboolean tns_desegment = TRUE;
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static int proto_tns = -1;
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static int hf_tns_request = -1;
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static int hf_tns_response = -1;
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static int hf_tns_length = -1;
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static int hf_tns_packet_checksum = -1;
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static int hf_tns_header_checksum = -1;
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static int hf_tns_packet_type = -1;
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static int hf_tns_reserved_byte = -1;
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static int hf_tns_connect = -1;
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static int hf_tns_version = -1;
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static int hf_tns_compat_version = -1;
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static int hf_tns_service_options = -1;
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static int hf_tns_sopt_flag_bconn = -1;
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static int hf_tns_sopt_flag_pc = -1;
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static int hf_tns_sopt_flag_hc = -1;
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static int hf_tns_sopt_flag_fd = -1;
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static int hf_tns_sopt_flag_hd = -1;
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static int hf_tns_sopt_flag_dc1 = -1;
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static int hf_tns_sopt_flag_dc2 = -1;
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static int hf_tns_sopt_flag_dio = -1;
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static int hf_tns_sopt_flag_ap = -1;
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static int hf_tns_sopt_flag_ra = -1;
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static int hf_tns_sopt_flag_sa = -1;
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static int hf_tns_sdu_size = -1;
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static int hf_tns_max_tdu_size = -1;
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static int hf_tns_nt_proto_characteristics = -1;
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static int hf_tns_ntp_flag_hangon = -1;
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static int hf_tns_ntp_flag_crel = -1;
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static int hf_tns_ntp_flag_tduio = -1;
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static int hf_tns_ntp_flag_srun = -1;
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static int hf_tns_ntp_flag_dtest = -1;
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static int hf_tns_ntp_flag_cbio = -1;
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static int hf_tns_ntp_flag_asio = -1;
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static int hf_tns_ntp_flag_pio = -1;
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static int hf_tns_ntp_flag_grant = -1;
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static int hf_tns_ntp_flag_handoff = -1;
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static int hf_tns_ntp_flag_sigio = -1;
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static int hf_tns_ntp_flag_sigpipe = -1;
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static int hf_tns_ntp_flag_sigurg = -1;
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static int hf_tns_ntp_flag_urgentio = -1;
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static int hf_tns_ntp_flag_fdio = -1;
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static int hf_tns_ntp_flag_testop = -1;
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static int hf_tns_line_turnaround = -1;
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static int hf_tns_value_of_one = -1;
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static int hf_tns_connect_data_length = -1;
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static int hf_tns_connect_data_offset = -1;
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static int hf_tns_connect_data_max = -1;
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static int hf_tns_connect_flags0 = -1;
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static int hf_tns_connect_flags1 = -1;
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static int hf_tns_conn_flag_nareq = -1;
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static int hf_tns_conn_flag_nalink = -1;
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static int hf_tns_conn_flag_enablena = -1;
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static int hf_tns_conn_flag_ichg = -1;
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static int hf_tns_conn_flag_wantna = -1;
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static int hf_tns_connect_data = -1;
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static int hf_tns_trace_cf1 = -1;
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static int hf_tns_trace_cf2 = -1;
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static int hf_tns_trace_cid = -1;
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static int hf_tns_accept = -1;
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static int hf_tns_accept_data_length = -1;
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static int hf_tns_accept_data_offset = -1;
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static int hf_tns_accept_data = -1;
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static int hf_tns_refuse = -1;
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static int hf_tns_refuse_reason_user = -1;
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static int hf_tns_refuse_reason_system = -1;
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static int hf_tns_refuse_data_length = -1;
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static int hf_tns_refuse_data = -1;
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static int hf_tns_abort = -1;
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static int hf_tns_abort_reason_user = -1;
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static int hf_tns_abort_reason_system = -1;
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static int hf_tns_abort_data = -1;
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static int hf_tns_marker = -1;
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static int hf_tns_marker_type = -1;
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static int hf_tns_marker_data_byte = -1;
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static int hf_tns_marker_data = -1;
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static int hf_tns_redirect = -1;
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static int hf_tns_redirect_data_length = -1;
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static int hf_tns_redirect_data = -1;
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static int hf_tns_control = -1;
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static int hf_tns_control_cmd = -1;
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static int hf_tns_control_data = -1;
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static int hf_tns_data_flag = -1;
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static int hf_tns_data_flag_send = -1;
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static int hf_tns_data_flag_rc = -1;
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static int hf_tns_data_flag_c = -1;
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static int hf_tns_data_flag_reserved = -1;
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static int hf_tns_data_flag_more = -1;
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static int hf_tns_data_flag_eof = -1;
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static int hf_tns_data_flag_dic = -1;
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static int hf_tns_data_flag_rts = -1;
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static int hf_tns_data_flag_sntt = -1;
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static int hf_tns_data = -1;
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static gint ett_tns = -1;
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static gint ett_tns_connect = -1;
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static gint ett_tns_accept = -1;
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static gint ett_tns_refuse = -1;
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static gint ett_tns_abort = -1;
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static gint ett_tns_redirect = -1;
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static gint ett_tns_marker = -1;
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static gint ett_tns_attention = -1;
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static gint ett_tns_control = -1;
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static gint ett_tns_data = -1;
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static gint ett_tns_data_flag = -1;
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static gint ett_tns_sopt_flag = -1;
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static gint ett_tns_ntp_flag = -1;
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static gint ett_tns_conn_flag = -1;
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static gint ett_sql = -1;
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static dissector_handle_t data_handle;
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#define TCP_PORT_TNS 1521
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static const value_string tns_type_vals[] = {
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{TNS_TYPE_CONNECT, "Connect" },
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{TNS_TYPE_ACCEPT, "Accept" },
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{TNS_TYPE_ACK, "Acknowledge" },
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{TNS_TYPE_REFUSE, "Refuse" },
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{TNS_TYPE_REDIRECT, "Redirect" },
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{TNS_TYPE_DATA, "Data" },
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{TNS_TYPE_NULL, "Null" },
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{TNS_TYPE_ABORT, "Abort" },
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{TNS_TYPE_RESEND, "Resend"},
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{TNS_TYPE_MARKER, "Marker"},
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{TNS_TYPE_ATTENTION, "Attention"},
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{TNS_TYPE_CONTROL, "Control"},
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{0, NULL}
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};
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static const value_string tns_marker_types[] = {
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{0, "Data Marker - 0 Data Bytes"},
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{1, "Data Marker - 1 Data Bytes"},
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{2, "Attention Marker"},
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{0, NULL}
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};
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static const value_string tns_control_cmds[] = {
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{1, "Oracle Trace Command"},
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{0, NULL}
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};
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void proto_reg_handoff_tns(void);
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static guint get_tns_pdu_len(tvbuff_t *tvb, int offset);
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static void dissect_tns_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
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static void dissect_tns_service_options(tvbuff_t *tvb, int offset,
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proto_tree *sopt_tree)
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{
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_bconn, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_pc, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_hc, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_fd, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_hd, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_dc1, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_dc2, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_dio, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_ap, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_ra, tvb,
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offset, 2, FALSE);
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proto_tree_add_item(sopt_tree, hf_tns_sopt_flag_sa, tvb,
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offset, 2, FALSE);
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}
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static void dissect_tns_connect_flag(tvbuff_t *tvb, int offset,
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proto_tree *cflag_tree)
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{
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proto_tree_add_item(cflag_tree, hf_tns_conn_flag_nareq, tvb, offset, 1, FALSE);
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proto_tree_add_item(cflag_tree, hf_tns_conn_flag_nalink, tvb, offset, 1, FALSE);
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proto_tree_add_item(cflag_tree, hf_tns_conn_flag_enablena, tvb, offset, 1, FALSE);
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proto_tree_add_item(cflag_tree, hf_tns_conn_flag_ichg, tvb, offset, 1, FALSE);
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proto_tree_add_item(cflag_tree, hf_tns_conn_flag_wantna, tvb, offset, 1, FALSE);
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}
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static void dissect_tns_data(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, proto_tree *tns_tree)
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{
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proto_tree *data_tree = NULL, *ti;
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int is_sns = 0;
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if ( tvb_bytes_exist(tvb, offset+2, 4) )
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{
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if ( tvb_get_guint8(tvb, offset+2) == 0xDE &&
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tvb_get_guint8(tvb, offset+3) == 0xAD &&
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tvb_get_guint8(tvb, offset+4) == 0xBE &&
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tvb_get_guint8(tvb, offset+5) == 0xEF )
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{
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is_sns = 1;
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}
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}
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if ( tree )
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{
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if ( is_sns )
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{
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ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
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"Secure Network Services");
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}
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else
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{
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ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
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"Data");
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}
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data_tree = proto_item_add_subtree(ti, ett_tns_data);
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proto_tree_add_boolean_hidden(tns_tree, hf_tns_data, tvb, 0, 0,
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TRUE);
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}
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if ( tree )
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{
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proto_tree *df_tree = NULL;
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ti = proto_tree_add_item(data_tree, hf_tns_data_flag, tvb, offset, 2, FALSE);
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df_tree = proto_item_add_subtree(ti, ett_tns_data_flag);
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proto_tree_add_item(df_tree, hf_tns_data_flag_send, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_rc, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_c, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_reserved, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_more, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_eof, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_dic, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_rts, tvb, offset, 2, FALSE);
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proto_tree_add_item(df_tree, hf_tns_data_flag_sntt, tvb, offset, 2, FALSE);
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}
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offset += 2;
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if ( check_col(pinfo->cinfo, COL_INFO) )
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{
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if ( is_sns )
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{
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col_append_fstr(pinfo->cinfo, COL_INFO, ", SNS");
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}
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else
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{
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col_append_fstr(pinfo->cinfo, COL_INFO, ", Data");
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}
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}
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if ( data_tree )
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{
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call_dissector(data_handle,
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tvb_new_subset(tvb, offset, -1, -1), pinfo, data_tree);
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}
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return;
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}
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static void dissect_tns_connect(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, proto_tree *tns_tree)
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{
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proto_tree *connect_tree = NULL, *ti;
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int cd_offset;
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int cd_len;
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int tns_offset = offset-8;
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if ( tree )
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{
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ti = proto_tree_add_text(tns_tree, tvb, offset, -1,
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"Connect");
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connect_tree = proto_item_add_subtree(ti, ett_tns_connect);
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proto_tree_add_boolean_hidden(tns_tree, hf_tns_connect, tvb,
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0, 0, TRUE);
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}
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if ( check_col(pinfo->cinfo, COL_INFO) )
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{
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col_append_str(pinfo->cinfo, COL_INFO, ", Connect");
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}
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if ( connect_tree )
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{
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proto_tree_add_item(connect_tree, hf_tns_version, tvb,
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offset, 2, FALSE);
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}
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offset += 2;
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if ( connect_tree )
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{
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proto_tree_add_item(connect_tree, hf_tns_compat_version, tvb,
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offset, 2, FALSE);
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}
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offset += 2;
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if ( connect_tree )
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{
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proto_tree *sopt_tree = NULL;
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ti = proto_tree_add_item(connect_tree, hf_tns_service_options, tvb,
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offset, 2, FALSE);
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sopt_tree = proto_item_add_subtree(ti, ett_tns_sopt_flag);
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dissect_tns_service_options(tvb, offset, sopt_tree);
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}
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offset += 2;
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if ( connect_tree )
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{
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proto_tree_add_item(connect_tree, hf_tns_sdu_size, tvb,
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offset, 2, FALSE);
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}
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offset += 2;
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if ( connect_tree )
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{
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proto_tree_add_item(connect_tree, hf_tns_max_tdu_size, tvb,
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offset, 2, FALSE);
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}
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offset += 2;
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if ( connect_tree )
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{
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proto_tree *ntp_tree = NULL;
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ti = proto_tree_add_item(connect_tree, hf_tns_nt_proto_characteristics, tvb,
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offset, 2, FALSE);
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ntp_tree = proto_item_add_subtree(ti, ett_tns_ntp_flag);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_hangon, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_crel, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_tduio, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_srun, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_dtest, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_cbio, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_asio, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_pio, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_grant, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_handoff, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_sigio, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_sigpipe, tvb, offset, 2, FALSE);
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proto_tree_add_item(ntp_tree, hf_tns_ntp_flag_sigurg, tvb, offset, 2, FALSE);
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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;
|
|
|
|
/*
|
|
* XXX - sometimes it appears that this stuff isn't present
|
|
* in the packet.
|
|
*/
|
|
if (offset + 16 <= tns_offset+cd_offset)
|
|
{
|
|
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 int
|
|
dissect_tns(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
guint8 type;
|
|
|
|
/*
|
|
* First, do a sanity check to make sure what we have
|
|
* starts with a TNS PDU.
|
|
*/
|
|
if (tvb_bytes_exist(tvb, 4, 1)) {
|
|
/*
|
|
* Well, we have the packet type; let's make sure
|
|
* it's a known type.
|
|
*/
|
|
type = tvb_get_guint8(tvb, 4);
|
|
if (type < TNS_TYPE_CONNECT || type > TNS_TYPE_MAX)
|
|
return 0; /* it's not a known type */
|
|
}
|
|
|
|
tcp_dissect_pdus(tvb, pinfo, tree, tns_desegment, 2,
|
|
get_tns_pdu_len, dissect_tns_pdu);
|
|
return tvb_length(tvb);
|
|
}
|
|
|
|
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_BOOLEAN, 16,
|
|
NULL, 0x2000, "Broken Connect Notify", HFILL }},
|
|
{ &hf_tns_sopt_flag_pc, {
|
|
"Packet Checksum", "tns.so_flag.pc", FT_BOOLEAN, 16,
|
|
NULL, 0x1000, "Packet Checksum", HFILL }},
|
|
{ &hf_tns_sopt_flag_hc, {
|
|
"Header Checksum", "tns.so_flag.hc", FT_BOOLEAN, 16,
|
|
NULL, 0x0800, "Header Checksum", HFILL }},
|
|
{ &hf_tns_sopt_flag_fd, {
|
|
"Full Duplex", "tns.so_flag.fd", FT_BOOLEAN, 16,
|
|
NULL, 0x0400, "Full Duplex", HFILL }},
|
|
{ &hf_tns_sopt_flag_hd, {
|
|
"Half Duplex", "tns.so_flag.hd", FT_BOOLEAN, 16,
|
|
NULL, 0x0200, "Half Duplex", HFILL }},
|
|
{ &hf_tns_sopt_flag_dc1, {
|
|
"Don't Care", "tns.so_flag.dc1", FT_BOOLEAN, 16,
|
|
NULL, 0x0100, "Don't Care", HFILL }},
|
|
{ &hf_tns_sopt_flag_dc2, {
|
|
"Don't Care", "tns.so_flag.dc2", FT_BOOLEAN, 16,
|
|
NULL, 0x0080, "Don't Care", HFILL }},
|
|
{ &hf_tns_sopt_flag_dio, {
|
|
"Direct IO to Transport", "tns.so_flag.dio", FT_BOOLEAN, 16,
|
|
NULL, 0x0010, "Direct IO to Transport", HFILL }},
|
|
{ &hf_tns_sopt_flag_ap, {
|
|
"Attention Processing", "tns.so_flag.ap", FT_BOOLEAN, 16,
|
|
NULL, 0x0008, "Attention Processing", HFILL }},
|
|
{ &hf_tns_sopt_flag_ra, {
|
|
"Can Receive Attention", "tns.so_flag.ra", FT_BOOLEAN, 16,
|
|
NULL, 0x0004, "Can Receive Attention", HFILL }},
|
|
{ &hf_tns_sopt_flag_sa, {
|
|
"Can Send Attention", "tns.so_flag.sa", FT_BOOLEAN, 16,
|
|
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_BOOLEAN, 16,
|
|
NULL, 0x8000, "Hangon to listener connect", HFILL }},
|
|
{ &hf_tns_ntp_flag_crel, {
|
|
"Confirmed release", "tns.ntp_flag.crel", FT_BOOLEAN, 16,
|
|
NULL, 0x4000, "Confirmed release", HFILL }},
|
|
{ &hf_tns_ntp_flag_tduio, {
|
|
"TDU based IO", "tns.ntp_flag.tduio", FT_BOOLEAN, 16,
|
|
NULL, 0x2000, "TDU based IO", HFILL }},
|
|
{ &hf_tns_ntp_flag_srun, {
|
|
"Spawner running", "tns.ntp_flag.srun", FT_BOOLEAN, 16,
|
|
NULL, 0x1000, "Spawner running", HFILL }},
|
|
{ &hf_tns_ntp_flag_dtest, {
|
|
"Data test", "tns.ntp_flag.dtest", FT_BOOLEAN, 16,
|
|
NULL, 0x0800, "Data Test", HFILL }},
|
|
{ &hf_tns_ntp_flag_cbio, {
|
|
"Callback IO supported", "tns.ntp_flag.cbio", FT_BOOLEAN, 16,
|
|
NULL, 0x0400, "Callback IO supported", HFILL }},
|
|
{ &hf_tns_ntp_flag_asio, {
|
|
"ASync IO Supported", "tns.ntp_flag.asio", FT_BOOLEAN, 16,
|
|
NULL, 0x0200, "ASync IO Supported", HFILL }},
|
|
{ &hf_tns_ntp_flag_pio, {
|
|
"Packet oriented IO", "tns.ntp_flag.pio", FT_BOOLEAN, 16,
|
|
NULL, 0x0100, "Packet oriented IO", HFILL }},
|
|
{ &hf_tns_ntp_flag_grant, {
|
|
"Can grant connection to another", "tns.ntp_flag.grant", FT_BOOLEAN, 16,
|
|
NULL, 0x0080, "Can grant connection to another", HFILL }},
|
|
{ &hf_tns_ntp_flag_handoff, {
|
|
"Can handoff connection to another", "tns.ntp_flag.handoff", FT_BOOLEAN, 16,
|
|
NULL, 0x0040, "Can handoff connection to another", HFILL }},
|
|
{ &hf_tns_ntp_flag_sigio, {
|
|
"Generate SIGIO signal", "tns.ntp_flag.sigio", FT_BOOLEAN, 16,
|
|
NULL, 0x0020, "Generate SIGIO signal", HFILL }},
|
|
{ &hf_tns_ntp_flag_sigpipe, {
|
|
"Generate SIGPIPE signal", "tns.ntp_flag.sigpipe", FT_BOOLEAN, 16,
|
|
NULL, 0x0010, "Generate SIGPIPE signal", HFILL }},
|
|
{ &hf_tns_ntp_flag_sigurg, {
|
|
"Generate SIGURG signal", "tns.ntp_flag.sigurg", FT_BOOLEAN, 16,
|
|
NULL, 0x0008, "Generate SIGURG signal", HFILL }},
|
|
{ &hf_tns_ntp_flag_urgentio, {
|
|
"Urgent IO supported", "tns.ntp_flag.urgentio", FT_BOOLEAN, 16,
|
|
NULL, 0x0004, "Urgent IO supported", HFILL }},
|
|
{ &hf_tns_ntp_flag_fdio, {
|
|
"Full duplex IO supported", "tns.ntp_flag.dfio", FT_BOOLEAN, 16,
|
|
NULL, 0x0002, "Full duplex IO supported", HFILL }},
|
|
{ &hf_tns_ntp_flag_testop, {
|
|
"Test operation", "tns.ntp_flag.testop", FT_BOOLEAN, 16,
|
|
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_BOOLEAN, 8,
|
|
NULL, 0x10, "NA services required", HFILL }},
|
|
{ &hf_tns_conn_flag_nalink, {
|
|
"NA services linked in", "tns.connect_flags.nalink", FT_BOOLEAN, 8,
|
|
NULL, 0x08, "NA services linked in", HFILL }},
|
|
{ &hf_tns_conn_flag_enablena, {
|
|
"NA services enabled", "tns.connect_flags.enablena", FT_BOOLEAN, 8,
|
|
NULL, 0x04, "NA services enabled", HFILL }},
|
|
{ &hf_tns_conn_flag_ichg, {
|
|
"Interchange is involved", "tns.connect_flags.ichg", FT_BOOLEAN, 8,
|
|
NULL, 0x02, "Interchange is involved", HFILL }},
|
|
{ &hf_tns_conn_flag_wantna, {
|
|
"NA services wanted", "tns.connect_flags.wantna", FT_BOOLEAN, 8,
|
|
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_BOOLEAN, 16,
|
|
NULL, 0x1, "Send Token", HFILL }},
|
|
{ &hf_tns_data_flag_rc, {
|
|
"Request Confirmation", "tns.data_flag.rc", FT_BOOLEAN, 16,
|
|
NULL, 0x2, "Request Confirmation", HFILL }},
|
|
{ &hf_tns_data_flag_c, {
|
|
"Confirmation", "tns.data_flag.c", FT_BOOLEAN, 16,
|
|
NULL, 0x4, "Confirmation", HFILL }},
|
|
{ &hf_tns_data_flag_reserved, {
|
|
"Reserved", "tns.data_flag.reserved", FT_BOOLEAN, 16,
|
|
NULL, 0x8, "Reserved", HFILL }},
|
|
{ &hf_tns_data_flag_more, {
|
|
"More Data to Come", "tns.data_flag.more", FT_BOOLEAN, 16,
|
|
NULL, 0x20, "More Data to Come", HFILL }},
|
|
{ &hf_tns_data_flag_eof, {
|
|
"End of File", "tns.data_flag.eof", FT_BOOLEAN, 16,
|
|
NULL, 0x40, "End of File", HFILL }},
|
|
{ &hf_tns_data_flag_dic, {
|
|
"Do Immediate Confirmation", "tns.data_flag.dic", FT_BOOLEAN, 16,
|
|
NULL, 0x80, "Do Immediate Confirmation", HFILL }},
|
|
{ &hf_tns_data_flag_rts, {
|
|
"Request To Send", "tns.data_flag.rts", FT_BOOLEAN, 16,
|
|
NULL, 0x100, "Request To Send", HFILL }},
|
|
{ &hf_tns_data_flag_sntt, {
|
|
"Send NT Trailer", "tns.data_flag.sntt", FT_BOOLEAN, 16,
|
|
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",
|
|
"Reassemble TNS messages spanning multiple TCP segments",
|
|
"Whether the TNS dissector should reassemble messages spanning multiple TCP segments. "
|
|
"To use this option, you must also enable \"Allow subdissectors to reassemble TCP streams\" in the TCP protocol settings.",
|
|
&tns_desegment);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_tns(void)
|
|
{
|
|
dissector_handle_t tns_handle;
|
|
|
|
tns_handle = new_create_dissector_handle(dissect_tns, proto_tns);
|
|
dissector_add("tcp.port", TCP_PORT_TNS, tns_handle);
|
|
data_handle = find_dissector("data");
|
|
}
|