/* packet-tns.c
- * Routines for MSX tns packet dissection
+ * Routines for Oracle TNS packet dissection
*
- * $Id: packet-tns.c,v 1.12 2001/01/09 06:31:44 guy Exp $
+ * $Id: packet-tns.c,v 1.28 2002/01/24 09:20:52 guy Exp $
*
* Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@zing.org>
+ * By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* Copied from packet-tftp.c
#include <string.h>
#include <glib.h>
-#include "packet.h"
+#include <epan/packet.h>
#include "packet-tns.h"
static int proto_tns = -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_data_flag = -1;
-static int hf_tns_sns = -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_sdu_size = -1;
+static int hf_tns_max_tdu_size = -1;
+static int hf_tns_nt_proto_characteristics = -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_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_sns = -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_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_DATA, "Data" },
- {TNS_TYPE_RESEND, "Resend"},
- {0, NULL}
+ {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}
+};
-/* Handy macro for checking for truncated packet */
-#define TRUNC(length) if ( ! BYTES_ARE_IN_FRAME(offset, length)) { \
- old_dissect_data(pd,offset,fd,tree); return; }
+static const value_string tns_control_cmds[] = {
+ {1, "Oracle Trace Command"},
+ {0, NULL}
+};
-static void dissect_tns_sns(const u_char *pd, int offset, frame_data *fd,
+static void dissect_tns_data(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
- proto_tree *sns_tree = NULL, *ti;
-
- if ( tree )
- {
- ti = proto_tree_add_text(tns_tree, NullTVB, offset, END_OF_FRAME, "Secure Network Services");
- sns_tree = proto_item_add_subtree(ti, ett_tns_sns);
-
- proto_tree_add_boolean_hidden(tns_tree, hf_tns_sns, NullTVB, 0, 0, TRUE);
- }
-
- if ( check_col(fd, COL_INFO) )
+ proto_tree *data_tree = NULL, *ti;
+ int is_sns = 0;
+
+ if ( tvb_bytes_exist(tvb, offset+2, 4) )
{
- col_append_fstr(fd, COL_INFO, ", SNS");
+ 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 ( sns_tree )
+ if ( tree )
{
- old_dissect_data(pd,offset,fd,sns_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);
-static void dissect_tns_data(const u_char *pd, int offset, frame_data *fd,
- proto_tree *tree, proto_tree *tns_tree)
-{
+ proto_tree_add_boolean_hidden(tns_tree, hf_tns_data, tvb, 0, 0,
+ TRUE);
+ }
- TRUNC(2);
if ( tree )
{
- proto_tree_add_uint(tns_tree, hf_tns_data_flag, NullTVB,
- offset, 2, pntohs(&pd[offset]));
+ 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 ( BYTES_ARE_IN_FRAME(offset, 4) )
+ if ( check_col(pinfo->cinfo, COL_INFO) )
{
- if ( pd[offset] == 0xDE && pd[offset+1] == 0xAD &&
- pd[offset+2] == 0xBE && pd[offset+3] == 0xEF )
+ if ( is_sns )
{
- dissect_tns_sns(pd,offset,fd,tree,tns_tree);
- return;
+ col_append_fstr(pinfo->cinfo, COL_INFO, ", SNS");
}
+ else
+ {
+ col_append_fstr(pinfo->cinfo, COL_INFO, ", Data");
+ }
}
- old_dissect_data(pd,offset,fd,tree);
+ if ( data_tree )
+ {
+ call_dissector(data_handle,tvb_new_subset(tvb,offset,-1,tvb_reported_length_remaining(tvb,offset)),pinfo,data_tree);
+ }
+
return;
}
-static void dissect_tns_connect(const u_char *pd, int offset, frame_data *fd,
+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, NullTVB, offset, END_OF_FRAME, "Connect");
+ 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, NullTVB, 0, 0, TRUE);
+ proto_tree_add_boolean_hidden(tns_tree, hf_tns_connect, tvb,
+ 0, 0, TRUE);
}
- if ( check_col(fd, COL_INFO) )
+ if ( check_col(pinfo->cinfo, COL_INFO) )
{
- col_append_fstr(fd, COL_INFO, ", Connect");
+ col_append_str(pinfo->cinfo, COL_INFO, ", Connect");
}
- TRUNC(2);
if ( connect_tree )
{
- proto_tree_add_uint(connect_tree, hf_tns_version, NullTVB,
- offset, 2, pntohs(&pd[offset]));
+ proto_tree_add_item(connect_tree, hf_tns_version, tvb,
+ offset, 2, FALSE);
}
offset += 2;
- TRUNC(2);
if ( connect_tree )
{
- proto_tree_add_uint(connect_tree, hf_tns_compat_version, NullTVB,
- offset, 2, pntohs(&pd[offset]));
+ proto_tree_add_item(connect_tree, hf_tns_compat_version, tvb,
+ offset, 2, FALSE);
}
offset += 2;
- TRUNC(2);
if ( connect_tree )
{
/* need to break down w/ bitfield */
- proto_tree_add_uint(connect_tree, hf_tns_service_options, NullTVB,
- offset, 2, pntohs(&pd[offset]));
+ proto_tree_add_item(connect_tree, hf_tns_service_options, tvb,
+ offset, 2, FALSE);
}
offset += 2;
if ( connect_tree )
{
- old_dissect_data(pd,offset,fd,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_add_item(connect_tree, hf_tns_nt_proto_characteristics, 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_add_item(connect_tree, hf_tns_connect_flags0, tvb,
+ offset, 1, FALSE);
+ }
+ offset += 1;
+
+ if ( connect_tree )
+ {
+ proto_tree_add_item(connect_tree, hf_tns_connect_flags1, tvb,
+ offset, 1, FALSE);
+ }
+ offset += 1;
+
+ if ( connect_tree )
+ {
+ proto_tree_add_item(connect_tree, hf_tns_trace_cf1, tvb,
+ offset, 2, FALSE);
+ }
+ offset += 2;
+
+ if ( connect_tree )
+ {
+ proto_tree_add_item(connect_tree, hf_tns_trace_cf2, tvb,
+ offset, 2, FALSE);
+ }
+ offset += 2;
+
+ if ( connect_tree )
+ {
+ proto_tree_add_item(connect_tree, hf_tns_trace_cid, tvb,
+ offset, 2, FALSE);
+ }
+ offset += 2;
+
+ if ( connect_tree && cd_len > 0)
+ {
+ proto_tree_add_item(connect_tree, hf_tns_connect_data, tvb,
+ tns_offset+cd_offset,
+ tvb_length_remaining(tvb, tns_offset+cd_offset), FALSE);
}
return;
}
-static void dissect_tns_accept(const u_char *pd, int offset, frame_data *fd,
+static void dissect_tns_accept(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, proto_tree *tns_tree)
{
- old_dissect_data(pd,offset,fd,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_add_item(accept_tree, hf_tns_service_options, tvb,
+ offset, 2, FALSE);
+ }
+ 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_add_item(accept_tree, hf_tns_connect_flags0, tvb,
+ offset, 1, FALSE);
+ }
+ offset += 1;
+
+ if ( accept_tree )
+ {
+ proto_tree_add_item(accept_tree, hf_tns_connect_flags1, tvb,
+ offset, 1, FALSE);
+ }
+ offset += 1;
+
+ if ( accept_tree && accept_len > 0)
+ {
+ proto_tree_add_item(accept_tree, hf_tns_accept_data, tvb,
+ tns_offset+accept_offset,
+ tvb_length_remaining(tvb, tns_offset+accept_offset), 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, tvb_length_remaining(tvb, offset), 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, tvb_length_remaining(tvb,offset), 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, tvb_length_remaining(tvb, offset), 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, tvb_length_remaining(tvb, offset), FALSE);
+ }
+ return;
+}
+
+
+
static void
-dissect_tns(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
+dissect_tns(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_tree *tns_tree = NULL, *ti;
+ int offset = 0;
guint16 length;
guint16 type;
- OLD_CHECK_DISPLAY_AS_DATA(proto_tns, pd, offset, fd, tree);
-
- if (check_col(fd, COL_PROTOCOL))
- col_set_str(fd, COL_PROTOCOL, "TNS");
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "TNS");
- if (check_col(fd, COL_INFO))
+ if (check_col(pinfo->cinfo, COL_INFO))
{
- col_add_fstr(fd, COL_INFO, "%s",
- (pi.match_port == pi.destport) ? "Request" : "Response");
+ col_add_str(pinfo->cinfo, COL_INFO,
+ (pinfo->match_port == pinfo->destport) ? "Request" : "Response");
}
if (tree)
{
- ti = proto_tree_add_item(tree, proto_tns, NullTVB, offset, END_OF_FRAME, FALSE);
+ ti = proto_tree_add_item(tree, proto_tns, tvb, 0, -1, FALSE);
tns_tree = proto_item_add_subtree(ti, ett_tns);
- if (pi.match_port == pi.destport)
+ if (pinfo->match_port == pinfo->destport)
{
- proto_tree_add_boolean_hidden(tns_tree, hf_tns_request, NullTVB,
- offset, END_OF_FRAME, TRUE);
- proto_tree_add_text(tns_tree, NullTVB, offset,
- END_OF_FRAME, "Request: <opaque data>" );
+ 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, NullTVB,
- offset, END_OF_FRAME, TRUE);
- proto_tree_add_text(tns_tree, NullTVB, offset,
- END_OF_FRAME, "Response: <opaque data>");
+ proto_tree_add_boolean_hidden(tns_tree, hf_tns_response,
+ tvb, offset, 0, TRUE);
}
}
- /* check to make sure length is present */
- if ( ! BYTES_ARE_IN_FRAME(offset, 2)) return;
-
- length = pntohs(&pd[offset]);
+ length = tvb_get_ntohs(tvb, offset);
if (tree)
{
- proto_tree_add_uint(tns_tree, hf_tns_length, NullTVB,
+ proto_tree_add_uint(tns_tree, hf_tns_length, tvb,
offset, 2, length);
}
- TRUNC(length);
offset += 2;
- TRUNC(2);
if ( tree )
{
- proto_tree_add_uint(tns_tree, hf_tns_packet_checksum, NullTVB,
- offset, 2, pntohs(&pd[offset]));
+ proto_tree_add_item(tns_tree, hf_tns_packet_checksum, tvb,
+ offset, 2, FALSE);
}
offset += 2;
- TRUNC(2);
- type = pd[offset];
+ type = tvb_get_guint8(tvb, offset);
if ( tree )
{
- proto_tree_add_uint(tns_tree, hf_tns_packet_type, NullTVB,
+ proto_tree_add_uint(tns_tree, hf_tns_packet_type, tvb,
offset, 1, type);
}
offset += 1;
- if ( check_col(fd, COL_INFO))
+ if ( check_col(pinfo->cinfo, COL_INFO))
{
- col_append_fstr(fd, COL_INFO, ", %s (%d)",
+ col_append_fstr(pinfo->cinfo, COL_INFO, ", %s (%u)",
val_to_str(type, tns_type_vals, "Unknown"), type);
}
- TRUNC(1);
if ( tree )
{
- proto_tree_add_bytes(tns_tree, hf_tns_reserved_byte, NullTVB,
- offset, 1, &pd[offset]);
+ proto_tree_add_item(tns_tree, hf_tns_reserved_byte, tvb,
+ offset, 1, FALSE);
}
offset += 1;
- TRUNC(2);
if ( tree )
{
- proto_tree_add_uint(tns_tree, hf_tns_header_checksum, NullTVB,
- offset, 2, pntohs(&pd[offset]));
+ 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(pd,offset,fd,tree,tns_tree);
+ dissect_tns_connect(tvb,offset,pinfo,tree,tns_tree);
break;
case TNS_TYPE_ACCEPT:
- dissect_tns_accept(pd,offset,fd,tree,tns_tree);
+ 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(pd,offset,fd,tree,tns_tree);
+ dissect_tns_data(tvb,offset,pinfo,tree,tns_tree);
break;
default:
- old_dissect_data(pd,offset,fd,tns_tree);
+ call_dissector(data_handle,tvb_new_subset(tvb,offset,-1,tvb_reported_length_remaining(tvb,offset)),pinfo,tns_tree);
}
}
void proto_register_tns(void)
{
static hf_register_info hf[] = {
- { &hf_tns_sns, {
- "Secure Network Services", "tns.sns", FT_BOOLEAN, BASE_NONE,
- NULL, 0x0, "Secure Network Services" }},
- { &hf_tns_connect, {
- "Connect", "tns.connect", FT_BOOLEAN, BASE_NONE,
- NULL, 0x0, "Connect" }},
{ &hf_tns_response, {
"Response", "tns.response", FT_BOOLEAN, BASE_NONE,
- NULL, 0x0, "TRUE if TNS response" }},
+ NULL, 0x0, "TRUE if TNS response", HFILL }},
{ &hf_tns_request, {
"Request", "tns.request", FT_BOOLEAN, BASE_NONE,
- NULL, 0x0, "TRUE if TNS request" }},
+ NULL, 0x0, "TRUE if TNS request", HFILL }},
{ &hf_tns_length, {
- "Packet Length", "tns.length", FT_UINT32, BASE_NONE,
- NULL, 0x0, "Length of TNS packet" }},
+ "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" }},
+ 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" }},
- { &hf_tns_data_flag, {
- "Data Flag", "tns.data_flag", FT_UINT16, BASE_HEX,
- NULL, 0x0, "Data Flag" }},
+ NULL, 0x0, "Checksum of Header Data", HFILL }},
+
{ &hf_tns_version, {
"Version", "tns.version", FT_UINT16, BASE_DEC,
- NULL, 0x0, "Version" }},
+ NULL, 0x0, "Version", HFILL }},
{ &hf_tns_compat_version, {
"Version (Compatible)", "tns.compat_version", FT_UINT16, BASE_DEC,
- NULL, 0x0, "Version (Compatible)" }},
+ NULL, 0x0, "Version (Compatible)", HFILL }},
{ &hf_tns_service_options, {
"Service Options", "tns.service_options", FT_UINT16, BASE_HEX,
- NULL, 0x0, "Service Options" }},
+ NULL, 0x0, "Service Options", 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_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_trace_cf1, {
+ "Trace Cross Facility Item 1", "tns.trace_cf1", FT_UINT16, BASE_HEX,
+ NULL, 0x0, "Trace Cross Facility Item 1", HFILL }},
+ { &hf_tns_trace_cf2, {
+ "Trace Cross Facility Item 2", "tns.trace_cf2", FT_UINT16, BASE_HEX,
+ NULL, 0x0, "Trace Cross Facility Item 2", HFILL }},
+ { &hf_tns_trace_cid, {
+ "Trace Unique Connection ID", "tns.trace_cid", FT_UINT16, 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_HEX,
+ 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 (User)", "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_HEX,
+ 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_HEX,
+ NULL, 0x0, "Length of Redirect Data", HFILL }},
+ { &hf_tns_redirect_data, {
+ "Redirect Data", "tns.redirect_data", FT_STRING, BASE_NONE,
+ NULL, 0x0, "Redirect Data", HFILL }},
+
+ { &hf_tns_data, {
+ "Data", "tns.data", FT_BOOLEAN, BASE_NONE,
+ NULL, 0x0, "Data", HFILL }},
+ { &hf_tns_data_flag, {
+ "Data Flag", "tns.data_flag", FT_UINT16, BASE_HEX,
+ NULL, 0x0, "Data Flag", HFILL }},
+ { &hf_tns_data_flag_send, {
+ "Send Token", "tns.data_flag.send", FT_UINT16, BASE_BIN,
+ NULL, 0x1, "Send Token", HFILL }},
+ { &hf_tns_data_flag_rc, {
+ "Request Confirmation", "tns.data_flag.rc", FT_UINT16, BASE_BIN,
+ NULL, 0x2, "Request Confirmation", HFILL }},
+ { &hf_tns_data_flag_c, {
+ "Confirmation", "tns.data_flag.c", FT_UINT16, BASE_BIN,
+ NULL, 0x4, "Confirmation", HFILL }},
+ { &hf_tns_data_flag_reserved, {
+ "Reserved", "tns.data_flag.reserved", FT_UINT16, BASE_BIN,
+ NULL, 0x8, "Reserved", HFILL }},
+ { &hf_tns_data_flag_more, {
+ "More Data to Come", "tns.data_flag.more", FT_UINT16, BASE_BIN,
+ NULL, 0x20, "More Data to Come", HFILL }},
+ { &hf_tns_data_flag_eof, {
+ "End of File", "tns.data_flag.eof", FT_UINT16, BASE_BIN,
+ NULL, 0x40, "End of File", HFILL }},
+ { &hf_tns_data_flag_dic, {
+ "Do Immediate Confirmation", "tns.data_flag.dic", FT_UINT16, BASE_BIN,
+ NULL, 0x80, "Do Immediate Confirmation", HFILL }},
+ { &hf_tns_data_flag_rts, {
+ "Request To Send", "tns.data_flag.rts", FT_UINT16, BASE_BIN,
+ NULL, 0x100, "Request To Send", HFILL }},
+ { &hf_tns_data_flag_sntt, {
+ "Send NT Trailer", "tns.data_flag.sntt", FT_UINT16, BASE_BIN,
+ NULL, 0x200, "Send NT Trailer", HFILL }},
+
+
{ &hf_tns_reserved_byte, {
"Reserved Byte", "tns.reserved_byte", FT_BYTES, BASE_HEX,
- NULL, 0x0, "Reserved Byte" }},
+ NULL, 0x0, "Reserved Byte", HFILL }},
{ &hf_tns_packet_type, {
- "Packet Type", "tns.type", FT_UINT8, BASE_NONE,
- VALS(tns_type_vals), 0x0, "Type of TNS packet" }}
+ "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_sns,
&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_sql
};
proto_tns = proto_register_protocol(
void
proto_reg_handoff_tns(void)
{
- old_dissector_add("tcp.port", TCP_PORT_TNS, dissect_tns, proto_tns);
+ dissector_handle_t tns_handle;
+
+ tns_handle = create_dissector_handle(dissect_tns, proto_tns);
+ dissector_add("tcp.port", TCP_PORT_TNS, tns_handle);
+ data_handle = find_dissector("data");
}