diff options
Diffstat (limited to 'epan/dissectors/packet-tns.c')
| -rw-r--r-- | epan/dissectors/packet-tns.c | 1341 |
1 files changed, 1341 insertions, 0 deletions
diff --git a/epan/dissectors/packet-tns.c b/epan/dissectors/packet-tns.c new file mode 100644 index 0000000000..f3e0d50ed7 --- /dev/null +++ b/epan/dissectors/packet-tns.c @@ -0,0 +1,1341 @@ +/* packet-tns.c + * Routines for Oracle TNS packet dissection + * + * $Id$ + * + * 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; + + /* + * 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", + "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 = new_create_dissector_handle(dissect_tns, proto_tns); + dissector_add("tcp.port", TCP_PORT_TNS, tns_handle); + data_handle = find_dissector("data"); +} |