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packet-ftam.c

/* packet-ftam.c
*
* Routine to dissect OSI ISO 8571 FTAM Protocol packets
*
* $Id: packet-ftam.c 13366 2005-02-09 23:38:00Z lroland $
*
* Yuriy Sidelnikov <YSidelnikov@hotmail.com>
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <glib.h>
#include <epan/packet.h>

#include <stdio.h>
#include <string.h>


#include "packet-frame.h"
#include "packet-ftam.h"
#include <epan/prefs.h>

#include <epan/strutil.h>

#include <epan/asn1.h>
#include "format-oid.h"

#include "packet-ses.h"
#include "packet-pres.h"
extern const value_string ses_vals[];
static struct SESSION_DATA_STRUCTURE* session = NULL;



/* ftam header fields             */
static int proto_ftam          = -1;
/* ftam fields defining a sub tree */
static gint ett_ftam           = -1;
static gint ett_ftam_param     = -1;
static gint ett_ftam_rc           = -1;
static gint ett_ftam_ms           = -1;
static gint ett_ftam_itm           = -1;
/* dissector for data */
static dissector_handle_t data_handle;
/*
----------------------------------------------------------------------------------------------------------*/
static int hf_ftam_type        = -1;
static int hf_cp_type_message_length = -1;
static int hf_protocol_version       = -1;

/*   functional units flags */
static int hf_functional_unit_restart_data_transfer   = -1;
static int hf_functional_unit_recovery    = -1;
static int hf_functional_unit_fadu_locking      = -1;
static int hf_functional_unit_grouping    = -1;
static int hf_functional_unit_limited_file_management = -1;
static int hf_functional_unit_enhanced_file_management      = -1;
static int hf_functional_unit_file_access = -1;
static int hf_functional_unit_read  = -1;
static int hf_functional_unit_write = -1;
/*    service classes   */
static int hf_service_class_access_class  = -1;
static int hf_service_class_transfer_and_management_class   = -1;
static int hf_service_class_transfer_class      = -1;
static int hf_service_class_management_class    = -1;
static int hf_service_class_unconstrained_class = -1;

/*  attribute groups  */
static int hf_attribute_groups_storage          = -1;
static int hf_attribute_groups_security         = -1;
static int hf_attribute_groups_private          = -1;
/*   access    */
static int hf_filename_attribute_read                       = -1;
static int hf_filename_attribute_insert                     = -1;
static int hf_filename_attribute_replace              = -1;
static int hf_filename_attribute_extend                     = -1;
static int hf_filename_attribute_erase                      = -1;
static int hf_filename_attribute_read_attribute       = -1;
static int hf_filename_attribute_change_attribute     = -1;
static int hf_filename_attribute_delete_file          = -1;
/* mode  */
static int hf_processing_mode_read                          = -1;
static int hf_processing_mode_replace                       = -1;
static int hf_processing_mode_insert                        = -1;
static int hf_processing_mode_extend                        = -1;
static int hf_processing_mode_erase                         = -1;

static int hf_permitted_action_attribute_read                     = -1;
static int hf_permitted_action_attribute_insert                   = -1;
static int hf_permitted_action_attribute_replace                  = -1;
static int hf_permitted_action_attribute_extend                   = -1;
static int hf_permitted_action_attribute_erase                    = -1;
static int hf_permitted_action_attribute_read_attribute           = -1;
static int hf_permitted_action_attribute_change_attribute   = -1;
static int hf_permitted_action_attribute_delete_file        = -1;
static int hf_permitted_action_traversal                          = -1;
static int hf_permitted_action_reverse_traversal                  = -1;
static int hf_permitted_action_random_order                             = -1;

static int hf_nbs9_read_filename                                        = -1;
static int hf_nbs9_read_permitted_actions                         = -1;
static int hf_nbs9_read_contents_type                                   = -1;
static int hf_nbs9_read_storage_account                                 = -1;
static int hf_nbs9_read_date_and_time_of_creation                 = -1;
static int hf_nbs9_read_date_and_time_of_last_modification  = -1;
static int hf_nbs9_read_date_and_time_of_read_access        = -1;
static int hf_nbs9_read_date_and_time_of_attribute_modification   = -1;
static int hf_nbs9_read_identity_of_creator                             = -1;
static int hf_nbs9_read_identity_of_last_reader                   = -1;
static int hf_nbs9_read_identity_of_last_modifier                 = -1; 
static int hf_nbs9_read_identity_of_last_attribute_modifier = -1;
static int hf_nbs9_read_file_availability                         = -1;
static int hf_nbs9_read_filesize                                        = -1;
static int hf_nbs9_read_future_filesize                                 = -1;
static int hf_nbs9_read_access_control                                  = -1;
static int hf_nbs9_read_legal_qualifications                      = -1;
static int hf_nbs9_read_private_use                                     = -1;

static const value_string ftam_data_vals[] =
{
  {FTAM_GRAPHIC_STRING,  "Graphic String" },
  {FTAM_TELEX_STRING,  "Teletex String" },
  {FTAM_VIDEO_STRING,  "Videotex String" },
  {FTAM_IA5_STRING,  "IA5String" },
  {FTAM_VISIBLE_STRING,  "Visible String" },
  {FTAM_GENERAL_STRING,  "General String" },
  {FTAM_PRINTABLE_STRING,  "Printable String" },
  {FTAM_OCTET_STRING,  "OCTET String" },
  {FTAM_NODE_DESCRIPTOR_DATA_ELEMENT,  "Node Descriptor Data Element" },
  {FTAM_ENTER_SUBTREE_DATA_ELEMENT,  "Enter subtree Data Element" },
  {FTAM_EXIT_SUBTREE_DATA_ELEMENT,  "Exit subtree Data Element" },
  {FTAM_DATATYPE_NBS9,  "Datatype NBS9" },
  {0,             NULL           }
};
static const value_string ftam_pdu_vals[] =
{
  {FTAM_F_INITIALIZE_REQUEST,  "f-initialize request" },
  {FTAM_F_INITIALIZE_RESPONSE,  "f-initialize response" },
  {FTAM_F_TERMINATE_REQUEST,  "f-terminate request" },
  {FTAM_F_TERMINATE_RESPONSE,  "f-terminate response" },
  {FTAM_F_U_ABORT_REQUEST,  "f-u-abort request" },
  {FTAM_F_SELECT_REQUEST,  "f-select request" },
  {FTAM_F_SELECT_RESPONSE,  "f-select response" },
  {FTAM_F_DESELECT_REQUEST,  "f-deselect request" },
  {FTAM_F_DESELECT_RESPONSE,  "f-deselect response" },
  {FTAM_F_CREATE_REQUEST,  "f-create request" },
  {FTAM_F_CREATE_RESPONSE,  "f-create response" },
  {FTAM_F_DELETE_REQUEST,  "f-delete request" },
  {FTAM_F_DELETE_RESPONSE,  "f-delete response" },
  {FTAM_F_READ_ATTRIB_REQUEST,  "f-read-attrib request" },
  {FTAM_F_READ_ATTRIB_RESPONSE,  "f-read-attrib response" },
  {FTAM_F_CHANGE_ATTRIB_REQUEST,  "f-change-attrib request" },
  {FTAM_F_CHANGE_ATTRIB_RESPONSE,  "f-change-attrib response" },
  {FTAM_F_OPEN_REQUEST,  "f-open request" },
  {FTAM_F_OPEN_RESPONSE,  "f-open response" },
  {FTAM_F_CLOSE_REQUEST,  "f-close request" },
  {FTAM_F_CLOSE_RESPONSE,  "f-close response" },
  {FTAM_F_BEGIN_GROUP_REQUEST,  "f-begin-group request" },
  {FTAM_F_BEGIN_GROUP_RESPONSE,  "f-begin-group response" },
  {FTAM_F_END_GROUP_REQUEST,  "f-end-group request" },
  {FTAM_F_END_GROUP_RESPONSE,  "f-end-group response" },
  {FTAM_F_RECOVER_REQUEST,  "f-recover request" },
  {FTAM_F_RECOVER_RESPONSE,  "f-recover response" },
  {FTAM_F_LOCATE_REQUEST,  "f-locate request" },
  {FTAM_F_LOCATE_RESPONSE,  "f-locate response" },
  {FTAM_F_ERASE_REQUEST,  "f-erase request" },
  {FTAM_F_ERASE_RESPONSE,  "f-erase response" },
  {FTAM_F_READ_REQUEST,  "f-read request" },
  {FTAM_F_WRITE_REQUEST,  "f-write request" },
  {FTAM_F_DATA_END_REQUEST,  "f-data end request" },
  {FTAM_F_TRANSFER_END_REQUEST,  "f-transfer end request" },
  {FTAM_F_TRANSFER_END_RESPONSE,  "f-transfer end response" },
  {FTAM_F_CANCEL_REQUEST,  "f-cancel request" },
  {FTAM_F_CANCEL_RESPONSE,  "f-cancel response" },
  {FTAM_F_REASTART_REQUEST,  "f-restart request" },
  {FTAM_F_REASTART_RESPONSE,  "f-restart response" },
  {0,             NULL           }
};
static const value_string contents_type_list_vals[] =
{
  {FTAM_DOCUMENT_TYPE, "Document type"},
  {FTAM_ABSTRACT_SYNTAX_NAME, "Abstract syntax name"},
  {0, NULL}
};

static const value_string request_sequence_top_vals[] =
{
  {FTAM_RESPONSE_STATE_RESULT, "State result"},
  {FTAM_PROTOCOL_VERSION, "Protocol version"},
  {FTAM_IMPLEMENTATION_INFORMATION, "Implementation information"},
  {FTAM_PRESENTATION_CONTEXT_MANAGEMENT, "Presentation context management"},
  {FTAM_SERVICE_CLASS, "Service class"},
  {FTAM_FUNCTIONAL_UNITS, "Functional units"},
  {FTAM_ATTRIBUTE_GROUPS, "Attribute groups"},
  {FTAM_SHARED_ASE_INFORMATION, "Shared ASE information"},
  {FTAM_QUALITY_OF_SERVICE, "Ftam quality of service"},
  {FTAM_CONTENTS_TYPE_LIST, "Contents type list"},
  {FTAM_INITIATOR_IDENTIFY, "Initiator identity"},
  {FTAM_ACCOUNT,"Account"},
  {FTAM_FILESTORE_PASSWORD,"Filestore password"},
  {FTAM_CHECKPOINT_WINDOW,"Checkpoint window"},
  {FTAM_RESPONSE_ACTION_RESULT, "Action result"},
  {FTAM_RESPONSE_DIAGNOSTIC, "Diagnostic"},
  {FTAM_CHARGING,"Charging"},
  {0, NULL}
};

static const value_string diagnostic_sequence_list_vals[] =
{
  {FTAM_DIAGNOSTIC_TYPE, "Diagnostic type"},
  {FTAM_ERROR_IDENTIFIER, "Error identifier"},
  {FTAM_ERROR_OBSERVER, "Error observer"},
  {FTAM_ERROR_SOURCE, "Error source"},
  {FTAM_SUGGESTED_DELAY, "Suggested delay"},
  {FTAM_FURTHER_DETAILS, "Further details"},
  {0, NULL}
};
static const value_string diag_definition_vals[] =
{
  {SEQUENCE, "Sequence"},
  {0, NULL}
};
static const value_string entity_reference_vals[] =
{
  {FTAM_NO_CATEGORIZATION_POSSIBLE, "No categorization possible"},
  {FTAM_INITIATING_FILE_SERVICE_USER, "Initiating file service user"},
  {FTAM_INITIATING_FILE_PROTOCOL_MASHINE, "Initiating file protocol machine"},
  {FTAM_SERVICE_SUPPORTING_THE_FILE_PROTOCOL_MACHINE, "Service supporting the file protocol machine"},
  {FTAM_RESPONDING_FILE_PROTOCOL_MASHINE, "Responding file protocol machine"},
  {FTAM_RESPONDING_FILE_SERVICE_USER, "Responding file service user"},
  {0, NULL}
};
static const value_string diagnostic_type_vals[] =
{
  {FTAM_DIAGNOSTIC_INFORMATIVE, "Informative"},
  {FTAM_DIAGNOSTIC_TRANSIENT, "Transient"},
  {FTAM_DIAGNOSTIC_PERMANENT, "Permanent"},
  {0, NULL}
};
static const value_string response_state_vals[] =
{
  {FTAM_RESPONSE_STATE_SUCCESS, "Success"},
  {FTAM_RESPONSE_STATE_FAILURE, "failure"},
  {0, NULL}
};
static const value_string response_action_result_vals[] =
{
  {FTAM_RESPONSE_ACTION_RESULT_SUCCESS, "Success"},
  {FTAM_RESPONSE_ACTION_RESULT_TRANSIENT_ERROR, "Transient error"},
  {FTAM_RESPONSE_ACTION_RESULT_PERMANENT_ERROR, "Permanent error"},
  {0, NULL}
};
static const value_string select_request_vals[] =
{
  {FTAM_SELECT_ATTRIBUTES, "Select attributes"},
  {FTAM_CREATE_ATTRIBUTES, "Create attributes"},
  {FTAM_ACCESS_REQUEST, "Access request"},
  {FTAM_ACCSESS_PASSWORDS, "Access passwords"},
  {FTAM_SHARED_ASE_INFORMATION, "Shared ASE information"},
  {FTAM_ACCOUNT,"Account"},  
  {FTAM_OVERRIDE,"Override"},  
          /*no concurrency-control   yet */
  {0, NULL}
};
static const value_string select_attribute_vals[] =
{
  {FTAM_CREATE_FILENAME_ATTRIBUTES, "File name attributes"},
  {FTAM_CREATE_PERMITTED_ACTIONS_ATTRIBUTE, "Permitted actions attribute"},
  {FTAM_CREATE_CONTENTS_TYPE,"Contents type"},
  {FTAM_CREATE_ACCOUNT_ATTRIBUTE,"Account attribute"},
  {FTAM_CREATE_FILE_AVAILABILITY_ATTRIBUTE,"File availability attribute"},
  {FTAM_CREATE_FILESIZE_ATTRIBUTE,"Filesize attribute"},
  {FTAM_CREATE_ACCESS_CONTROL_ATTRIBUTE,"Access control attribute"},
  {FTAM_CREATE_ACCESS_LEGAL_AUALIFICATION_ATTRIBUTE,"Legal aualification attribute"},
  {FTAM_CREATE_ACCESS_PRIVATE_USE_ATTRIBUTE,"Private use attribute"},
  {0, NULL}
};
static const value_string open_request_vals[] =
{
  {FTAM_PROCESSING_MODE, "Processing mode"},
  {FTAM_CONTENTS_TYPE, "Contents type"},
  {FTAM_CONCURENCY_CONTROL, "Concurrency control"},
  {FTAM_SHARED_ASE_INFORMATION, "Shared ASE information"},
  {FTAM_ENABLE_FADU_LOCKING,"Enable fadu locking"},  
  {FTAM_ACTIVITY_IDENTIFIER,"Activity identifier"},  
  {FTAM_RECOVERY_MODE,"Recovery mode"},  
  {FTAM_REMOTE_CONTEXTS,"Remove contexts"},  
  {FTAM_DEFINE_CONTEXTS,"Define contexts"},  
  {0, NULL}
};
static const value_string contents_type_vals[] =
{
  {FTAM_CONTENTS_TYPE_UNKNOWN, "Unknown"},
  {FTAM_CONTENTS_TYPE_PROPOSED, "Proposed"},
  {0, NULL}
};
static const value_string contents_type_proposed_vals[] =
{
  {FTAM_CONTENTS_TYPE_PROPOSED_DOCUMENT_TYPE, "Document type"},
  {FTAM_CONTENTS_TYPE_PROPOSED_CONSTRAINT_SET, "Constraint set and abstract syntax"},
  {0, NULL}
};
static const value_string contents_type_proposed_document_type_vals[] =
{
  {FTAM_CONTENTS_TYPE_PROPOSED_DOCUMENT_TYPE_NAME, "Document type name"},
  {FTAM_CONTENTS_TYPE_PROPOSED_DOCUMENT_TYPE_PARAMETER, "Parameter"},
  {0, NULL}
};
static const value_string override_vals[] =
{
  {FTAM_CREATE_FAILURE, "Create failure"},
  {FTAM_SELECT_OLD_FILE, "Select old file"},
  {FTAM_DELETE_AND_CREATE_WITH_OLD_ATTRIBUTES, "Delete and create with old attributes"},
  {FTAM_DELETE_AND_CREATE_WITH_NEW_ATTRIBUTES, "Delete and create with new attributes"},
  {0, NULL}
};
static const value_string read_write_vals[] =
{
  {FTAM_FILE_ACCESS_DATA_UNIT_IDENTITY, "File access data unit identity"},
  {FTAM_FILE_ACCESS_CONTEXT, "Access context"},
  {FTAM_FILE_FADU_LOCK, "Fadu lock"},
  {FTAM_FILE_ACCESS_DATA_UNIT_OPERATION, "File access data unit operation"},
  {0, NULL}
};
static const value_string fadu_vals[] =
{
  {FTAM_FADU_FIRST_LAST, "First/Last"},
  {FTAM_FADU_RELATIVE, "Relative"},
  {FTAM_FADU_BEGIN_END, "Begin/End"},
  {FTAM_FADU_SINGLE_NAME, "Single name"},
  {FTAM_FADU_NAME_LIST, "Name list"},
  {FTAM_FADU_FADU_NUMBER, "FADU number"},
  {0, NULL}
};
static const value_string first_last_vals[] =
{
  {FTAM_FADU_FIRST, "First"},
  {FTAM_FADU_LAST, "LAST"},
  {0, NULL}
};
static const value_string relative_vals[] =
{
  {FTAM_FADU_PREVIOUS, "Previous"},
  {FTAM_FADU_CURRENT, "Current"},
  {FTAM_FADU_NEXT, "Next"},
  {0, NULL}
};
static const value_string begin_end_vals[] =
{
  {FTAM_FADU_BEGIN, "Begin"},
  {FTAM_FADU_END, "End"},
  {0, NULL}
};
static const value_string access_context_vals[] =
{
  {FTAM_HIERARCHICAL_ALL_DATA_UNITS, "Hierarchical all data units"},
  {FTAM_HIERARCHICAL_NO_DATA_UNITS, "Hierarchical no data units"},
  {FTAM_ALL_DATA_UNITS, "Flat all data units"},
  {FTAM_ONE_LEVEL_DATA_UNITS, "Flat one level data units"},
  {FTAM_SINGLE_DATA_UNITS, "Flat single data units"},
  {FTAM_UNSTRUCTURED_ALL_DATA_UNITS, "Unstructured all data units"},
  {FTAM_UNSTRUCTURED_SINGLE_DATA_UNITS, "Unstructured single data units"},
  {0, NULL}
};
static const value_string access_data_unit_operation_vals[] =
{
  {FTAM_ACCESS_INSERT, "Insert"},
  {FTAM_ACCESS_REPLACE, "Replace"},
  {FTAM_ACCESS_EXTEND, "Extend"},
  {0, NULL}
};



static const value_string ftam_parameters_vals[] =
{
  {FTAM_UNIVERSAL_CLASS_NUMBER, "Universal class number"},
  {FTAM_MAXIMUM_STRING_LENGTH, "Maximum string length"},
  {FTAM_STRING_SIGNIFICANCE, "String significance"},
  {0, NULL}
};

static const value_string universal_class_number_vals[] =
{
  {FTAM_PRINTABLE_LENGTH, "Printable string"},
  {FTAM_GRAPHIC_STRING, "Graphic string"},
  {FTAM_TELEX_STRING, "Teletex string"},
  {FTAM_VIDEO_STRING, "Video texstring"},
  {FTAM_IA5_STRING, "ia5string"},
  {FTAM_VISIBLE_STRING, "Visible string"},
  {FTAM_GENERAL_STRING, "General string"},
  {0, NULL}
};


static const value_string string_significance_vals[] =
{
  {FTAM_VARIABLE, "Variable"},
  {FTAM_FIXED, "Fixed"},
  {FTAM_NOT_SIGNIFICANT, "Not significant"},
  {0, NULL}
};
static const value_string read_attributes_vals[] =
{
  {FTAM_READ_ATTRIBUTE_FILENAME, "Filename"},
  {FTAM_READ_ATTRIBUTE_PERMITTED_ACTIONS, "Permitted actions"},
  {FTAM_READ_ATTRIBUTE_CONTENTS_TYPE, "Contents type"},
  {FTAM_READ_ATTRIBUTE_STORAGE_ACCOUNT, "Storage account"},
  {FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_CREATION, "Date and time of creation"},
  {FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_LAST_MODIFICATION, "Date and time of last modification"},
  {FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_LAST_READ_ACCESS, "Date and time of last read access"},
  {FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_LAST_ATTRIBUTE_MODIFICATION, "Date and time of last attribute modification"},
  {FTAM_READ_ATTRIBUTE_IDENTITY_OF_CREATOR, "Identity of creator"},
  {FTAM_READ_ATTRIBUTE_IDENTITY_OF_LAST_MODIFIER, "Identity of last modifier"},
  {FTAM_READ_ATTRIBUTE_IDENTITY_OF_LAST_READER, "Identity of last reader"},
  {FTAM_READ_ATTRIBUTE_IDENTITY_OF_LAST_ATTRIBUTE_MODIFIER, "Identity of last attribute modifier"},
  {FTAM_READ_ATTRIBUTE_FILE_AVAILABILITY, "File availability"},
  {FTAM_READ_ATTRIBUTE_FILESIZE, "Filesize"},
  {FTAM_READ_ATTRIBUTE_FUTURE_FILESIZE, "Future filesize"},
  {FTAM_READ_ATTRIBUTE_ACCESS_CONTROL, "Access control"},
  {FTAM_READ_ATTRIBUTE_LEGAL_QUALIFICATION, "legal qualification"},
  {FTAM_READ_ATTRIBUTE_PRIVATE_USE, "Private use"},
  {0, NULL}
};
static const value_string date_and_time_vals[] =
{
  {FTAM_DATE_AND_TIME_NO_VALUE_AVAILABLE, "No value available"},
  {FTAM_DATE_AND_TIME_ACTUAL_VALUE, "actual values"},
  {0, NULL}
};
static const value_string identity_vals[] =
{
  {FTAM_DATE_IDENTITY_NO_VALUE_AVAILABLE, "No value available"},
  {FTAM_USER_IDENTITY, "actual values"},
  {0, NULL}
};
static const value_string read_attribute_vals[] =
{
  {FTAM_READ_ATTRIBUTES, "Read attributes"},
  {0, NULL}
};

/*   function definitions */
static void
show_contents_type(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len);
static void
show_contents_type_proposed(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len);
static void
show_select_create_attributes(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len);
static void
show_nbs9_parameters(ASN1_SCK *asn,proto_tree *ftam_tree_itm,tvbuff_t *tvb,int
*offset,int item_len);


static int read_length(ASN1_SCK *a, proto_tree *tree, int hf_id, guint *len)
{
  guint length = 0;
  gboolean def = FALSE;
  int start = a->offset;
  int ret;
  ret = asn1_length_decode(a, &def, &length);
  if (ret != ASN1_ERR_NOERROR)
  {
    if (tree)
      {
      proto_tree_add_text(tree, a->tvb, start, 0,
        "%s: ERROR: Couldn't parse length: %s",
        proto_registrar_get_name(hf_id), asn1_err_to_str(ret));
    }
    return ret;
  }
  if (len)
    *len = length;
  if (hf_id)
    proto_tree_add_uint(tree, hf_id, a->tvb, start, a->offset-start,length);

  return ASN1_ERR_NOERROR;
}

static int read_integer_value(ASN1_SCK *a, proto_tree *tree, int hf_id,
      proto_item **new_item, guint *i, int start, guint length)
{
  guint integer = 0;
  proto_item *temp_item = NULL;
  int ret;

  ret = asn1_uint32_value_decode(a, length, &integer);
  if (ret != ASN1_ERR_NOERROR)
  {
    if (tree)
      {
      proto_tree_add_text(tree, a->tvb, start, 0,
       "%s: ERROR: Couldn't parse value: %s",
        proto_registrar_get_name(hf_id), asn1_err_to_str(ret));
    }
    return ret;
  }

  if (i)
    *i = integer;

  if (hf_id)
    temp_item = proto_tree_add_uint(tree, hf_id, a->tvb, start,a->offset-start, integer);

  if (new_item)
    *new_item = temp_item;

  return ASN1_ERR_NOERROR;
}

static void
show_graphic_string(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_itm = NULL;
        proto_item *itm;
        gint length;
        gint header_len = (asn->offset -*offset);
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            header_len+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }

        itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+
                                                item_len,
                                                val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
        ftam_tree_itm = proto_item_add_subtree(itm, ett_ftam_itm);
        *offset = asn->offset;
        proto_tree_add_text(ftam_tree_itm, tvb, *offset, item_len,GRAPHIC_STRING);
        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
show_graphic_string_nameless(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
        gint length;
        gint header_len = (asn->offset -*offset);
        gint      new_item_len;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            header_len+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }

                  /* skip type */
                  (*offset)++;
                  asn->offset = *offset;
                  /* get length  */
                        if (read_length(asn, ftam_tree, 0, &new_item_len) != ASN1_ERR_NOERROR)
                        {
                              return  ;
                        }
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  <
                                                                                    new_item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                            return ;
                  }

                  *offset = asn->offset;
                  proto_tree_add_text(ftam_tree, tvb, *offset, new_item_len,GRAPHIC_STRING);
}
static void
show_file_store_password(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_itm = NULL;
        proto_item *itm;
        gint length;
        gint header_len = (asn->offset -*offset);
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            header_len+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }

        itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+
                                                item_len,
                                                val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
        ftam_tree_itm = proto_item_add_subtree(itm, ett_ftam_itm);
        *offset = asn->offset;
        show_graphic_string_nameless(asn,ftam_tree_itm,tvb,offset,item_len-header_len );
        *offset = *offset + item_len;
        asn->offset = *offset;
}

static void
show_attribute_groups(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_itm = NULL;
        proto_item *itm;
        guint8      flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+
                                                item_len,
                                                val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
        ftam_tree_itm = proto_item_add_subtree(itm, ett_ftam_itm);
        *offset = asn->offset;
        flags = tvb_get_guint8(tvb, (*offset)+1);
        proto_tree_add_boolean(ftam_tree_itm,hf_attribute_groups_storage, tvb, (*offset)+1,1,flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_attribute_groups_security, tvb, (*offset)+1,1,flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_attribute_groups_private, tvb, (*offset)+1,1,flags);
        *offset = *offset + item_len;
        asn->offset = *offset;
}

static void
show_create_permitted_actions_attribute(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
        guint16      flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        *offset = asn->offset+1;
        flags = tvb_get_ntohs(tvb,*offset);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_read, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_insert, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_replace, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_extend, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_erase, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_read_attribute, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_change_attribute, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_attribute_delete_file, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_traversal, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_permitted_action_random_order, tvb, (*offset),2,flags);

        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
show_processing_mode(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
        guint16      flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        *offset = asn->offset;
        flags = tvb_get_ntohs(tvb,*offset);
        proto_tree_add_boolean(ftam_tree,hf_processing_mode_read, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_processing_mode_replace, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_processing_mode_insert, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_processing_mode_extend, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_processing_mode_erase, tvb, (*offset),2,flags);
        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
show_access_attributes(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
        guint16      flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        *offset = asn->offset;
        flags = tvb_get_ntohs(tvb,*offset);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_read, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_insert, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_replace, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_extend, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_erase, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_read_attribute, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_change_attribute, tvb, (*offset),2,flags);
        proto_tree_add_boolean(ftam_tree,hf_filename_attribute_delete_file, tvb, (*offset),2,flags);
        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
show_service_classes(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_itm = NULL;
        proto_item *itm;
        guint8      flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+
                                                item_len,
                                                val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
        ftam_tree_itm = proto_item_add_subtree(itm, ett_ftam_itm);
        *offset = asn->offset;
        flags = tvb_get_guint8(tvb, (*offset)+1);
        proto_tree_add_boolean(ftam_tree_itm,hf_service_class_unconstrained_class, tvb, (*offset)+1,1,flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_service_class_management_class, tvb, (*offset)+1,1,flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_service_class_transfer_class, tvb, (*offset)+1,1,flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_service_class_transfer_and_management_class, tvb, (*offset)+1,1,flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_service_class_transfer_and_management_class, tvb, (*offset)+1,1,flags);
        *offset = *offset + item_len;
        asn->offset = *offset;
}

static void
show_functional_units(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_itm = NULL;
        proto_item *itm;
        guint16       flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+
                                                item_len,
                                                val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
        ftam_tree_itm = proto_item_add_subtree(itm, ett_ftam_itm);
        *offset = asn->offset;
        flags = tvb_get_ntohs(tvb, (*offset)+1);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_read, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_write, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_file_access, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_limited_file_management, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_enhanced_file_management, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_grouping, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_fadu_locking, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_recovery, tvb, (*offset)+1,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_functional_unit_restart_data_transfer, tvb, (*offset)+1,2, flags);
        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
show_nbs9_parameters(ASN1_SCK *asn,proto_tree *ftam_tree_itm,tvbuff_t *tvb,int
*offset,int item_len)
{
        guint16       flags;
        gint length;
        guint8  flag;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree_itm, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
        *offset = asn->offset;
        flags = tvb_get_ntohs(tvb, (*offset)+3);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_filename, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_permitted_actions, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_contents_type, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_storage_account, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_date_and_time_of_creation, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_date_and_time_of_last_modification, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_date_and_time_of_read_access, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_date_and_time_of_attribute_modification, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_identity_of_creator, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_identity_of_last_reader, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_identity_of_last_attribute_modifier, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_file_availability, tvb, (*offset)+1,3, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_filesize, tvb, (*offset)+1,3, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_future_filesize, tvb, (*offset)+3,2, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_access_control, tvb, (*offset)+3,2, flags);
        flag = tvb_get_guint8(tvb, (*offset)+5 );
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_legal_qualifications, tvb, (*offset)+5,1, flags);
        proto_tree_add_boolean(ftam_tree_itm,hf_nbs9_read_private_use, tvb, (*offset)+5,1, flag);
        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
show_protocol_version(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_itm = NULL;
        proto_item *itm;
        guint16       flags;
        gint length;
/* do we have enough bytes to dissect this item ? */
                  if( ( length = tvb_reported_length_remaining(tvb, *offset))  <
                                                            (asn->offset -*offset)+ item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }

        itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+
                                                item_len,
                                                val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
        ftam_tree_itm = proto_item_add_subtree(itm, ett_ftam_itm);
        *offset = asn->offset;
        flags = tvb_get_ntohs(tvb, *offset);
        proto_tree_add_boolean(ftam_tree_itm,hf_protocol_version, tvb, *offset,
                                          2, flags);
        *offset = *offset + item_len;
        asn->offset = *offset;
}
static void
print_oid_value(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
      guint       ret;
      subid_t           *oid;
      guint       len;
      gchar       *display_string;
      guint       length;
      guint       start=*offset;

            ret = asn1_oid_value_decode (asn, item_len, &oid, &len);
            if (ret != ASN1_ERR_NOERROR)
            {
                  return ;
            }
            length = asn->offset - start;
            display_string = format_oid(oid, len);
            proto_tree_add_text(ftam_tree, tvb, *offset,length,"Value:%s",
                                          display_string);
            g_free(display_string);
            (*offset)=start+item_len;
            asn->offset = (*offset);
}

static void
contents_type_list_data(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
        proto_tree *ftam_tree_ms = NULL;
        guint length;
        guint   type;
        proto_item *ms;
        guint   new_item_len;
        guint   start = *offset;
        guint   header_len;
        int       old_offset;
                  /*  print seq */
                  while ( item_len > 0 && tvb_reported_length_remaining(tvb, *offset) > 0 )
                  {
                        old_offset = *offset ;
                  /*  get item type  */
                  type = tvb_get_guint8(tvb, *offset);
                  /* skip type */
                  (*offset)++;
                  asn->offset = *offset;
                  /* get length  */
                        if (read_length(asn, ftam_tree, 0, &new_item_len) != ASN1_ERR_NOERROR)
                        {
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                              return  ;
                        }
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  <
                                                                                    new_item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                            return ;
                  }
                        header_len = asn->offset - (*offset) +1;
                              ms = proto_tree_add_text(ftam_tree, tvb, *offset-1,
                                                            new_item_len+(asn->offset-*offset)+1,
                                                            val_to_str(type, contents_type_list_vals,
                                                            "Unknown item (0x%02x)"));
                        ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);
                        *offset = asn->offset;
                  switch(type)
                        {
                  case FTAM_ABSTRACT_SYNTAX_NAME:
                  case FTAM_DOCUMENT_TYPE:
                        print_oid_value(asn,ftam_tree_ms,tvb,offset,new_item_len);
                              break;
                  default:
                              proto_tree_add_text(ftam_tree, tvb, *offset,
                                                            new_item_len+(asn->offset-*offset),
                              "Unknown asn.1 parameter: (0x%02x)", type);
                        }
                        *offset = old_offset+new_item_len+header_len;
                        item_len-=new_item_len+header_len;
                  }
                  /*   align the pointer */
                  (*offset)=start+item_len;
                  asn->offset = (*offset);
}

static void
contents_type_list(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len,int tag)
{
        proto_tree *ftam_tree_pc = NULL;
        proto_item *itu;
        guint           start = asn->offset;
        guint           item_length = item_len;
        guint           new_item_len;
        guint           length;
                  itu = proto_tree_add_text(ftam_tree, tvb,
                                                            *offset,item_len+(asn->offset-*offset),
                              val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
                  ftam_tree_pc = proto_item_add_subtree(itu, ett_ftam_ms);
                  switch(tag)
                  {
                  case FTAM_CONTENTS_TYPE_LIST:
                        /* get length  */
                        (*offset)++;
                        asn->offset = *offset;
                        if (read_length(asn, ftam_tree, 0, &new_item_len) != ASN1_ERR_NOERROR)
                              {
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                              return  ;
                              }
                        /* do we have enough bytes to dissect ? */
                        if( ( length =tvb_reported_length_remaining(tvb, *offset)) < new_item_len )
                              {
                              proto_tree_add_text(ftam_tree_pc, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                            return ;
                              }
                        *offset = asn->offset;
                        contents_type_list_data(asn,ftam_tree_pc,tvb,offset,new_item_len);
                        break;
                  default:
                        break;
                  }


                  /*   align the pointer */
                  (*offset)=start+item_length;
                  asn->offset = (*offset);

}

/* if we can't dissect */
static void
dissect_parse_error(tvbuff_t *tvb, int offset, packet_info *pinfo,
                proto_tree *tree, const char *field_name, int ret)
{
      char *errstr;
      errstr = asn1_err_to_str(ret);

      if (tree != NULL)
      {
            proto_tree_add_text(tree, tvb, offset, 0,
                "ERROR: Couldn't parse %s: %s", field_name, errstr);
            call_dissector(data_handle,
                tvb_new_subset(tvb, offset, -1, -1), pinfo, tree);
      }
}

/* display request top sequence  */
static void
show_access_context(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      gint length;
      int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Sequence error %u", ret);

                        return;
                  }
                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                  /* align to value */
                  *offset = asn->offset;
                   
                  proto_tree_add_text(ftam_tree, tvb,*offset,len1,
                                                val_to_str(tvb_get_guint8(tvb,*offset), access_context_vals,"Unknown item (0x%02x)"));


                  item_len-=len1;
                  *offset = asn->offset = offset_save+len1;

}

/* display attribute identity  */
static void
show_attribute_identity(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      gint length;
      int offset_save = *offset;
      proto_item *itm;
    proto_tree *ftam_tree_ms = NULL;

/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Sequence error %u", ret);
                        return;
                  }
                  itm = proto_tree_add_text(ftam_tree, tvb,*offset,len1,
                                                val_to_str(tag, identity_vals,"Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(itm, ett_ftam_ms);

                  switch(tag)
                  {
                        case FTAM_USER_IDENTITY:
                              /* add header  */
                              item_len = item_len - (asn->offset - *offset);
                              offset_save += (asn->offset - *offset);
                              /* align to value */
                              *offset = asn->offset;
                              proto_tree_add_text(ftam_tree_ms, tvb,*offset,len1,
                                                "String");
                              break;
                        default:;
                  }


                  item_len-=len1;
                  *offset = asn->offset = offset_save+len1;

}

/* display attribute date  */
static void
show_attribute_data_and_time(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      gint length;
      int offset_save = *offset;
      proto_item *itm;
    proto_tree *ftam_tree_ms = NULL;

/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              return;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Sequence error %u", ret);
                        return;
                  }
                  itm = proto_tree_add_text(ftam_tree, tvb,*offset,len1,
                                                val_to_str(tag, date_and_time_vals,"Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(itm, ett_ftam_ms);

                  switch(tag)
                  {
                        case FTAM_DATE_AND_TIME_ACTUAL_VALUE:
                              /* add header  */
                              item_len = item_len - (asn->offset - *offset);
                              offset_save += (asn->offset - *offset);
                              /* align to value */
                              *offset = asn->offset;
                              proto_tree_add_text(ftam_tree_ms, tvb,*offset,len1,
                                                "Generalized Time");
                              break;
                        default:;
                  }


                  item_len-=len1;
                  *offset = asn->offset = offset_save+len1;

}



/* display read attribute structure  */
static void
show_read_attributes(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gboolean def;
      proto_item *itm;
      gint length;
      gint new_item_len;
    proto_tree *ftam_tree_ms = NULL;


      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                  itm = proto_tree_add_text(ftam_tree, tvb, (*offset),(asn->offset-*offset)+ len1,
                                                            val_to_str(tag, read_attributes_vals,
                                                            "Unknown item (0x%02x)"));
              ftam_tree_ms = proto_item_add_subtree(itm, ett_ftam_ms);

                                    /*
                                    * [APPLICATION <tag>]
                                    */
                  switch (tag)
                        {
                  case FTAM_CREATE_FILENAME_ATTRIBUTES:
                        /* get length  */
                        (*offset)++;
                        asn->offset = *offset;
                        if (read_length(asn, ftam_tree, 0, &new_item_len) != ASN1_ERR_NOERROR)
                              {
                                          item_len-=len1;
                                          *offset = asn->offset = offset_save+len1;
                                          return  ;
                              }
                        /* do we have enough bytes to dissect ? */
                        if( ( length =tvb_reported_length_remaining(tvb, *offset)) < new_item_len )
                              {
                              proto_tree_add_text(ftam_tree_ms, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                                          item_len-=len1;
                                          *offset = asn->offset = offset_save+len1;

                            return ;
                              }
                        *offset = asn->offset;
                        show_graphic_string_nameless(asn,ftam_tree_ms,tvb,offset,new_item_len);
                        break;
                  case FTAM_CREATE_PERMITTED_ACTIONS_ATTRIBUTE:
                        *offset = asn->offset;
                        show_create_permitted_actions_attribute(asn,ftam_tree_ms,tvb,offset,len1);
                        break;
                  case FTAM_READ_ATTRIBUTE_IDENTITY_OF_CREATOR:
                  case FTAM_READ_ATTRIBUTE_IDENTITY_OF_LAST_MODIFIER:
                  case FTAM_READ_ATTRIBUTE_IDENTITY_OF_LAST_READER:
                  case FTAM_READ_ATTRIBUTE_IDENTITY_OF_LAST_ATTRIBUTE_MODIFIER:
                        *offset = asn->offset;
                        show_attribute_identity(asn,ftam_tree_ms,tvb,offset,len1);
                        break;

                  case FTAM_CREATE_CONTENTS_TYPE:
                        *offset = asn->offset;
                        show_contents_type_proposed(asn,ftam_tree_ms,tvb,offset,len1);
                        break;
                  case FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_CREATION:
                  case FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_LAST_MODIFICATION:
                  case FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_LAST_READ_ACCESS:
                  case FTAM_READ_ATTRIBUTE_DATA_AND_TIME_OF_LAST_ATTRIBUTE_MODIFICATION:
                        *offset = asn->offset;
                        show_attribute_data_and_time(asn,ftam_tree_ms,tvb,offset,len1);
                        break;


                  default:
                        if (match_strval(tag, read_attributes_vals) == NULL)
                                                                        {
                        proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                      "Unknown tag: %x",tag);
                                                                        }
                        }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/* display nbs9 structure  */
static void
show_nbs9(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gboolean def;
      gint length;
      proto_item *itm;
    proto_tree *ftam_tree_ms = NULL;
      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */

                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);

                  itm = proto_tree_add_text(ftam_tree, tvb, (*offset),(asn->offset-*offset)+ len1,
                                                            val_to_str(tag, read_attribute_vals,
                                                            "Unknown item (0x%02x)"));
              ftam_tree_ms = proto_item_add_subtree(itm, ett_ftam_ms);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_READ_ATTRIBUTES:
                                                            *offset = asn->offset;
                                                            show_read_attributes(asn,ftam_tree_ms,tvb,pinfo,offset,len1);
                                                            break;
                                                default:
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/* display request top sequence  */
static void
show_request_sequence_top(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_IMPLEMENTATION_INFORMATION:
                                                case FTAM_INITIATOR_IDENTIFY:
                                                      show_graphic_string(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_FILESTORE_PASSWORD:
                                                      show_file_store_password(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_FUNCTIONAL_UNITS:
                                                      show_functional_units(asn,ftam_tree,tvb,offset,len1,tag);                                                   
                                                      break;
                                                case FTAM_ATTRIBUTE_GROUPS:
                                                      show_attribute_groups(asn,ftam_tree,tvb,offset,len1,tag);                                                   
                                                      break;
                                                case FTAM_SERVICE_CLASS:
                                                      show_service_classes(asn,ftam_tree,tvb,offset,len1,tag);                                                    
                                                      break;
                                                case FTAM_ACCOUNT:
                                                      if( con == ASN1_CON)
                                                      {
                                                            /* it is FTAM_ACCOUNT   */
                                                      show_graphic_string(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                      }
                                                      /* no,it is FTAM_CHECKPOINT_WINDOW, go below */
                                                      tag = FTAM_CHECKPOINT_WINDOW;


                                                case FTAM_PRESENTATION_CONTEXT_MANAGEMENT:
                                                case FTAM_QUALITY_OF_SERVICE:
                                                      {
                                                      proto_tree *ftam_tree_pr = NULL;
                                                      proto_item *pr;
                                                      guint ret;
                                                      guint value;
                                                      pr = proto_tree_add_text(ftam_tree,tvb,*offset,
                                                      len1+(asn->offset-*offset),
                                                      val_to_str(tag ,request_sequence_top_vals,
                                                      "Unknown item (0x%02x)"));
                                                      ftam_tree_pr = proto_item_add_subtree(pr, ett_ftam_ms);
                                                      ret = read_integer_value(asn,ftam_tree_pr, 0, NULL, &value, asn->offset, len1);
                                                      if (ret == ASN1_ERR_NOERROR )
                                                            {
                                                                        *offset = asn->offset;
                                                                        itm = proto_tree_add_text(ftam_tree_pr, tvb, (*offset)-len1,
                                                                        len1,
                                                                        "Integer value: %u",value);
                                                            }
                                                      }
                                                      break;
                                                case FTAM_CONTENTS_TYPE_LIST:
                                                      contents_type_list(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_PROTOCOL_VERSION:
                                                      show_protocol_version(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_SHARED_ASE_INFORMATION:
                                                      proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+len1,
                                                                                    val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                default:
                                                      proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}
static void
show_error_identifier(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len)
{
      guint ret;
      guint value;
      ret = read_integer_value(asn,ftam_tree, 0, NULL, &value, asn->offset, item_len);
      if (ret == ASN1_ERR_NOERROR )
            {
                        *offset = asn->offset;
                        proto_tree_add_text(ftam_tree, tvb, (*offset)-item_len,
                                                            item_len,
                                                            "Integer value: %u",value);
            }
}
static void
show_diagnostic_type(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len)
{
      guint ret;
      guint value;
      ret = read_integer_value(asn,ftam_tree, 0, NULL, &value, asn->offset, item_len);
      if (ret == ASN1_ERR_NOERROR )
            {
                        *offset = asn->offset;
                        proto_tree_add_text(ftam_tree, tvb, (*offset)-item_len, item_len,
                                                            val_to_str(value, diagnostic_type_vals,
                                                            "Unknown item (0x%02x)"));

            }
}
static void
show_entity_reference(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len)
{
      guint ret;
      guint value;
      ret = read_integer_value(asn,ftam_tree, 0, NULL, &value, asn->offset, item_len);
      if (ret == ASN1_ERR_NOERROR )
            {
                        *offset = asn->offset;
                        proto_tree_add_text(ftam_tree, tvb, (*offset)-item_len, item_len,
                                                            val_to_str(value, entity_reference_vals,
                                                            "Unknown item (0x%02x)"));

            }
}
static void
show_response_state(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len)
{
      guint ret;
      guint value;
      ret = read_integer_value(asn,ftam_tree, 0, NULL, &value, asn->offset, item_len);
      if (ret == ASN1_ERR_NOERROR )
            {
                        *offset = asn->offset;
                        proto_tree_add_text(ftam_tree, tvb, (*offset)-item_len, item_len,
                                                            val_to_str(value, response_state_vals,
                                                            "Unknown item (0x%02x)"));

            }
}
static void
show_response_action_result(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len)
{
      guint ret;
      guint value;
      ret = read_integer_value(asn,ftam_tree, 0, NULL, &value, asn->offset, item_len);
      if (ret == ASN1_ERR_NOERROR )
            {
                        *offset = asn->offset;
                        proto_tree_add_text(ftam_tree, tvb, (*offset)-item_len, item_len,
                                                            val_to_str(value, response_action_result_vals,
                                                            "Unknown item (0x%02x)"));

            }
}

static void
show_diagnostic_seq(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len)
{
        proto_tree *ftam_tree_ms = NULL;
        guint length;
        guint   type;
        proto_item *ms;
        guint   new_item_len;
        guint   start = *offset;
        guint   header_len;
        int       old_offset;

                  /*  print seq */
                  while ( item_len > 0 && tvb_reported_length_remaining(tvb, *offset) > 0 )
                  {
                        old_offset = *offset ;
                  /*  get item type  */
                  type = tvb_get_guint8(tvb, *offset);
                  /* skip type */
                  (*offset)++;
                  asn->offset = *offset;
                  /* get length  */
                        if (read_length(asn, ftam_tree, 0, &new_item_len) != ASN1_ERR_NOERROR)
                        {
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                              return  ;
                        }

                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < new_item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                            return ;
                  }
                        header_len = asn->offset - (*offset) +1;
                        ms = proto_tree_add_text(ftam_tree, tvb, *offset-1, new_item_len+(asn->offset-*offset)+1,
                                                            val_to_str(type, diagnostic_sequence_list_vals,
                                                            "Unknown item (0x%02x)"));
                        ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);
                        *offset = asn->offset = (*offset)+1;


                  switch(type)
                        {
                  case FTAM_FURTHER_DETAILS:
                        (*offset)-=2;
                        show_graphic_string_nameless(asn,ftam_tree_ms,tvb,offset,new_item_len);
                              break;
                  case FTAM_ERROR_IDENTIFIER:
                        show_error_identifier(asn,ftam_tree_ms,tvb,offset,new_item_len);
                        break;
                  case FTAM_DIAGNOSTIC_TYPE:
                        show_diagnostic_type(asn,ftam_tree_ms,tvb,offset,new_item_len);
                        break;
                  case FTAM_ERROR_OBSERVER:
                  case FTAM_ERROR_SOURCE:
                        show_entity_reference(asn,ftam_tree_ms,tvb,offset,new_item_len);
                        break;
                  default:
                              proto_tree_add_text(ftam_tree_ms, tvb, *offset, new_item_len+(asn->offset-*offset),
                              "Unknown asn.1 parameter: (0x%02x)", type);
                        }
                        *offset = old_offset+new_item_len+header_len;
                        item_len-=new_item_len+header_len;
                  }
                  /*   align the pointer */
                  (*offset)=start+item_len;
                  asn->offset = (*offset);
}


/* display diagnostic in the f-initiate response */
static void
show_diagnostic(ASN1_SCK *asn,proto_tree 
*ftam_tree,tvbuff_t *tvb,int *offset,int item_len,int tag)
{
        proto_tree *ftam_tree_ms = NULL;
        proto_tree *ftam_tree_pc = NULL;
        proto_item *itm;
        gint    length;
        guint   type;
        guint   header_len;
        proto_item *ms;
        gint   new_item_len;
        guint   start = asn->offset;
        guint       item_length = item_len;

                  itm = proto_tree_add_text(ftam_tree, tvb, *offset,item_len+(asn->offset-*offset),
                              val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
                  ftam_tree_pc = proto_item_add_subtree(itm, ett_ftam_ms);

/* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree_pc, tvb, *offset, item_len,
                                          "Wrong item.Need %u bytes but have %u", item_len,length);
                              /*   align the pointer */
                              (*offset)=start+item_length;
                              asn->offset = (*offset);
                              return ;
                  }
                  *offset =asn->offset;
                  start = *offset;
                  /*  read the rest */
                  while ( item_len > 0 && tvb_reported_length_remaining(tvb, *offset) > 0 )
                  {
                        int old_offset = *offset;
                  /*  get item type  */
                  type = tvb_get_guint8(tvb, *offset);
                  /* skip type */
                  (*offset)++;
                  asn->offset = *offset;
                  /* get length  */
                        if (read_length(asn, ftam_tree_pc, 0, &new_item_len) != ASN1_ERR_NOERROR)
                        {
                              /*   align the pointer */
                              (*offset)=start+item_length;
                              asn->offset = (*offset);
                              return  ;
                        }
                        header_len = asn->offset - (*offset) +1;
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < new_item_len )
                  {
                              proto_tree_add_text(ftam_tree_pc, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                              /*   align the pointer */
                              (*offset)=start+item_length;
                              asn->offset = (*offset);
                              return ;
                  }
                        ms = proto_tree_add_text(ftam_tree_pc, tvb, *offset-1, new_item_len+(asn->offset-*offset)+1,
                                                            val_to_str(type, diag_definition_vals,
                                                            "Unknown item (0x%02x)"));
                        ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);
                        *offset = asn->offset;


                  switch(type)
                        {

                  case SEQUENCE:
                  show_diagnostic_seq(asn,ftam_tree_ms,tvb,offset,new_item_len);

                  *offset = old_offset+(new_item_len+header_len);
                              break;

                  default:
                              proto_tree_add_text(ftam_tree_ms, tvb, *offset, new_item_len+(asn->offset-*offset),
                              "Unknown asn.1 parameter: (0x%02x)", type);
                              *offset = old_offset+(new_item_len+header_len);
                        }
                        item_len = item_len -  (new_item_len+header_len);

                  }


                              /*   align the pointer */
                              (*offset)=start+item_length;
                              asn->offset = (*offset);
}

/* display response top sequence  */
static void
show_response_sequence_top(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_IMPLEMENTATION_INFORMATION:
                                                      if( con == ASN1_CON)
                                                      {
                                                            /* it is FTAM_CONTETS_TYPE   */
                                                            *offset = asn->offset;
                                                            show_contents_type_proposed(asn,ftam_tree,tvb,offset,len1);
                                                            break;
                                                      }
                                                      /* no, it is implementation information.Just go below */

                                                case FTAM_INITIATOR_IDENTIFY:
                                                      show_graphic_string(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_FILESTORE_PASSWORD:
                                                      show_file_store_password(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_FUNCTIONAL_UNITS:
                                                      show_functional_units(asn,ftam_tree,tvb,offset,len1,tag);                                                   
                                                      break;
                                                case FTAM_CHARGING:
                                                      proto_tree_add_text(ftam_tree,tvb,*offset,
                                                      len1+(asn->offset-*offset),
                                                      val_to_str(tag ,request_sequence_top_vals,
                                                      "Unknown item (0x%02x)"));
                                                      break;

                                                case FTAM_ATTRIBUTE_GROUPS:
                                                      if( cls == ASN1_APL)
                                                      {
                                                            /* it is FTAM_RESPONSE_ACTION_RESULT   */
                                                      proto_tree *ftam_tree_pr = NULL;
                                                      proto_item *pr;
                                                      pr = proto_tree_add_text(ftam_tree,tvb,*offset,
                                                      len1+(asn->offset-*offset),
                                                      val_to_str(FTAM_RESPONSE_ACTION_RESULT ,request_sequence_top_vals,
                                                      "Unknown item (0x%02x)"));
                                                      ftam_tree_pr = proto_item_add_subtree(pr, ett_ftam_ms);
                                                      show_response_action_result(asn,ftam_tree_pr,tvb,offset,len1);
                                                      }
                                                      else
                                                      {
                                                      show_attribute_groups(asn,ftam_tree,tvb,offset,len1,tag);                                                   
                                                      }
                                                      break;
                                                case FTAM_SERVICE_CLASS:
                                                      show_service_classes(asn,ftam_tree,tvb,offset,len1,tag);                                                    
                                                      break;
                                                case FTAM_CREATE_ATTRIBUTES:
                                                      *offset = asn->offset;
                                                      show_select_create_attributes(asn,ftam_tree,tvb,offset,len1);
                                                      break;

                                                case FTAM_RESPONSE_STATE_RESULT:
                                                      {
                                                      proto_tree *ftam_tree_pr = NULL;
                                                      proto_item *pr;
                                                      pr = proto_tree_add_text(ftam_tree,tvb,*offset,
                                                      len1+(asn->offset-*offset),
                                                      val_to_str(tag ,request_sequence_top_vals,
                                                      "Unknown item (0x%02x)"));
                                                      ftam_tree_pr = proto_item_add_subtree(pr, ett_ftam_ms);
                                                      show_response_state(asn,ftam_tree_pr,tvb,offset,len1);
                                                      }
                                                      break;
                                                case FTAM_ACCOUNT:
                                                      if( con == ASN1_CON)
                                                      {
                                                            /* it is FTAM_ACCOUNT   */
                                                      show_graphic_string(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                      }
                                                      /* no,it is FTAM_CHECKPOINT_WINDOW, go below */
                                                      tag = FTAM_CHECKPOINT_WINDOW;
                                                case FTAM_PRESENTATION_CONTEXT_MANAGEMENT:
                                                case FTAM_QUALITY_OF_SERVICE:
                                                      {
                                                      proto_tree *ftam_tree_pr = NULL;
                                                      proto_item *pr;
                                                      guint ret;
                                                      guint value;
                                                      pr = proto_tree_add_text(ftam_tree,tvb,*offset,
                                                      len1+(asn->offset-*offset),
                                                      val_to_str(tag ,request_sequence_top_vals,
                                                      "Unknown item (0x%02x)"));
                                                      ftam_tree_pr = proto_item_add_subtree(pr, ett_ftam_ms);
                                                      ret = read_integer_value(asn,ftam_tree_pr, 0, NULL, &value, asn->offset, len1);
                                                      if (ret == ASN1_ERR_NOERROR )
                                                            {
                                                                        *offset = asn->offset;
                                                                        itm = proto_tree_add_text(ftam_tree_pr, tvb, (*offset)-len1,
                                                                        len1,
                                                                        "Integer value: %u",value);
                                                            }
                                                      }
                                                      break;
                                                case FTAM_CONTENTS_TYPE_LIST:
                                                      contents_type_list(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_PROTOCOL_VERSION:
                                                      show_protocol_version(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_SHARED_ASE_INFORMATION:
                                                      proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset -*offset)+len1,
                                                                                    val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                case FTAM_RESPONSE_DIAGNOSTIC:
                                                      show_diagnostic(asn,ftam_tree,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_SELECT_ATTRIBUTES:
                                                      *offset = asn->offset;
                                                      show_select_create_attributes(asn,ftam_tree,tvb,offset,len1);
                                                      break;

                                                default:
                                                      itm = proto_tree_add_text(ftam_tree, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

static void
show_select_create_attributes(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t *tvb,int
*offset,int item_len)
{
        proto_tree *ftam_tree_pc = NULL;
        proto_item *itu;
        guint           start = asn->offset;
        int       new_item_len;
        int       length;
        int ret;
        guint cls, con, tag,len1;
        gint            type;
        gboolean def;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "sequence error %u", ret);
                        break;
                  }
                  type = type & 0x1f;

                  itu = proto_tree_add_text(ftam_tree, tvb,*offset,len1+(asn->offset-*offset),
                              val_to_str(type, select_attribute_vals,"Unknown item (0x%02x)"));
                  ftam_tree_pc = proto_item_add_subtree(itu, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                  switch(type)
                  {
                  case FTAM_CREATE_FILENAME_ATTRIBUTES:
                        /* get length  */
                        (*offset)++;
                        asn->offset = *offset;
                        if (read_length(asn, ftam_tree, 0, &new_item_len) != ASN1_ERR_NOERROR)
                              {
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                              return  ;
                              }
                        /* do we have enough bytes to dissect ? */
                        if( ( length =tvb_reported_length_remaining(tvb, *offset)) < new_item_len )
                              {
                              proto_tree_add_text(ftam_tree_pc, tvb, *offset, new_item_len,
                                          "Wrong item.Need %u bytes but have %u", new_item_len,length);
                              (*offset)=start+item_len;
                              asn->offset = (*offset);
                            return ;
                              }
                        *offset = asn->offset;
                        show_graphic_string_nameless(asn,ftam_tree_pc,tvb,offset,new_item_len);
                        break;
                  case FTAM_CREATE_PERMITTED_ACTIONS_ATTRIBUTE:
                        *offset = asn->offset;
                        show_create_permitted_actions_attribute(asn,ftam_tree_pc,tvb,offset,len1);
                        break;

                  case FTAM_CREATE_CONTENTS_TYPE:
                        *offset = asn->offset;
                        show_contents_type_proposed(asn,ftam_tree_pc,tvb,offset,len1);
                        break;

                  default:
                        break;
                  }

            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/* display select_request  */
static void
show_select_request(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, select_request_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_OVERRIDE:

                                                      proto_tree_add_text(ftam_tree_ms, tvb, asn->offset,len1,
                                                                                    val_to_str(tvb_get_guint8(tvb, asn->offset), override_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                case FTAM_ACCOUNT:
                                                      show_graphic_string(asn,ftam_tree_ms,tvb,offset,len1,tag);
                                                      break;
                                                case FTAM_SELECT_ATTRIBUTES:
                                                case FTAM_CREATE_ATTRIBUTES:
                                                      *offset = asn->offset;
                                                      show_select_create_attributes(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;

                                                case FTAM_SHARED_ASE_INFORMATION:
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset -*offset)+len1,
                                                                                    val_to_str(tag, request_sequence_top_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                case FTAM_ACCESS_REQUEST:
                                                      show_access_attributes(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;
                                                default:
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}


/* display select_request  */
static void
show_ftam_parameters(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &item_len);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "sequence error %u", ret);
                        return;
                  }
                  *offset = asn->offset;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "sequence error %u", ret);
                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, ftam_parameters_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_UNIVERSAL_CLASS_NUMBER:
                                                      *offset =asn->offset;
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset, len1,
                                                                                    val_to_str(tvb_get_guint8(tvb, *offset),
                                                                                    universal_class_number_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                case FTAM_STRING_SIGNIFICANCE:
                                                      *offset =asn->offset;
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset, len1,
                                                                                    val_to_str(tvb_get_guint8(tvb, *offset),
                                                                                    string_significance_vals,"Unknown item (0x%02x)"));
                                                      break;

                                                default:
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}



/* display contents type  proposed document type*/
static void
show_contents_type_proposed_document_type(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;
      gboolean   nbs9 = FALSE;
      gint        tp;  

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "sequence error %u", ret);

                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, contents_type_proposed_document_type_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_CONTENTS_TYPE_PROPOSED_DOCUMENT_TYPE_NAME:
                                                      if( (tp=tvb_get_guint8(tvb, (*offset)+2))  == NBS9_OID )
                                                      {
                                                            nbs9 = TRUE;
                                                      }
                                                      print_oid_value(asn,ftam_tree_ms,tvb,offset,len1);
                                                      *offset = asn->offset;
                                                      break;
                                                case FTAM_CONTENTS_TYPE_PROPOSED_DOCUMENT_TYPE_PARAMETER:
                                                      if(nbs9)
                                                      {
                                                            /* it is NBS9 directory */ 
                                                            *offset = asn->offset;
                                                            show_nbs9_parameters(asn,ftam_tree_ms,tvb,offset,len1);
                                                            break;
                                                      }
                                                      else
                                                      {
                                                            show_ftam_parameters(asn,ftam_tree_ms,tvb,offset,len1);
                                                      }
                                                default:
                                                            if (match_strval(tag, contents_type_proposed_document_type_vals) == NULL)
                                                                        {
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                                                        }
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/* display contents type  proposed */
static void
show_contents_type_proposed(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "sequence error %u", ret);

                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, contents_type_proposed_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_CONTENTS_TYPE_PROPOSED_DOCUMENT_TYPE:
                                                      *offset = asn->offset;
                                                      show_contents_type_proposed_document_type(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;
                                                default:
                                                            if (match_strval(tag, contents_type_proposed_vals) == NULL)
                                                                        {
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                                                        }
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/* display FADU indetity type  */
static void
show_fadu_identity_type(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, len1,
                                          "sequence error %u", ret);

                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, fadu_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_FADU_FIRST_LAST:
                                                      *offset = asn->offset;
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset, len1,
                                                            val_to_str(tvb_get_guint8(tvb, *offset), first_last_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                case FTAM_FADU_RELATIVE:
                                                      *offset = asn->offset;
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset, len1,
                                                            val_to_str(tvb_get_guint8(tvb, *offset), relative_vals,"Unknown item (0x%02x)"));
                                                      break;
                                                case FTAM_FADU_BEGIN_END:
                                                      *offset = asn->offset;
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset, len1,
                                                            val_to_str(tvb_get_guint8(tvb, *offset), begin_end_vals,"Unknown item (0x%02x)"));
                                                      break;

                                                default:
                                                            if (match_strval(tag, contents_type_vals) == NULL)
                                                                        {
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                                                        }
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}




/* display contents type  */
static void
show_contents_type(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, len1,
                                          "sequence error %u", ret);

                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, contents_type_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_CONTENTS_TYPE_PROPOSED:
                                                      *offset = asn->offset;
                                                      show_contents_type_proposed(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;
                                                default:
                                                            if (match_strval(tag, contents_type_vals) == NULL)
                                                                        {
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                                                        }
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}
/* display read and write request  */
static void
show_read_write_request(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, read_write_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_FILE_ACCESS_DATA_UNIT_OPERATION:
                                                      *offset = asn->offset;
                                                      proto_tree_add_text(ftam_tree_ms, tvb, *offset, len1,
                                                            val_to_str(tvb_get_guint8(tvb, *offset), access_data_unit_operation_vals,
                                                            "Unknown item (0x%02x)"));

                                                      break;
                                                case FTAM_FILE_ACCESS_DATA_UNIT_IDENTITY:
                                                      *offset = asn->offset;
                                                      show_fadu_identity_type(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;
                                                case FTAM_FILE_ACCESS_CONTEXT:
                                                      *offset = asn->offset;
                                                      show_access_context(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;

                                                default:
                                                            if (match_strval(tag, ftam_pdu_vals) == NULL)
                                                                        {
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                                                        }
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/* display open_request  */
static void
show_open_request(ASN1_SCK *asn,proto_tree *ftam_tree,tvbuff_t
*tvb,packet_info *pinfo,int *offset,int item_len)
{
      int ret;
      guint cls, con, tag,len1;
      gint  type;
      gboolean def;
      proto_item *itm;
      gint length;
    proto_tree *ftam_tree_ms = NULL;
      proto_item *ms;

      while(item_len > 0 )
      {
                  int offset_save = *offset;
/* do we have enough bytes to dissect this item ? */
                  if( ( length =tvb_reported_length_remaining(tvb, *offset))  < item_len )
                  {
                              proto_tree_add_text(ftam_tree, tvb, *offset, item_len,
                                          "Wrong Item.Need %u bytes but have %u", item_len,length);
                              break;
                  }
            /*   get  tag     */
                  type = tvb_get_guint8(tvb, *offset);
            /* decode header  */
                  ret = asn1_header_decode(asn, &cls, &con, &tag, &def, &len1);

                  if (ret != ASN1_ERR_NOERROR)
                  {
                                          dissect_parse_error(tvb, *offset, pinfo, ftam_tree,
                                                      "sequence error", ret);
                        break;
                  }
                  ms = proto_tree_add_text(ftam_tree, tvb, *offset, len1+(asn->offset-*offset),
                                                            val_to_str(tag, open_request_vals,
                                                            "Unknown item (0x%02x)"));
                  ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* add header  */
                  item_len = item_len - (asn->offset - *offset);
                  offset_save += (asn->offset - *offset);
                                    /*
                                    * [APPLICATION <tag>]
                                    */
                                    switch (tag)
                                          {
                                                case FTAM_PROCESSING_MODE:
                                                      show_processing_mode(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;
                                                case FTAM_CONTENTS_TYPE:
                                                      *offset = asn->offset;
                                                      show_contents_type(asn,ftam_tree_ms,tvb,offset,len1);
                                                      break;
                                                case FTAM_SHARED_ASE_INFORMATION:

                                                      break;
                                                default:
                                                            if (match_strval(tag, ftam_pdu_vals) == NULL)
                                                                        {
                                                      itm = proto_tree_add_text(ftam_tree_ms, tvb, *offset,(asn->offset-*offset)+ len1,
                                                                  "Unknown tag: %x",tag);
                                                                        }
                                          }
            item_len-=len1;
            *offset = asn->offset = offset_save+len1;
      }
}

/*
* Dissect a pdu.
*/
static int
dissect_pdu(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree
                  *tree)
{
  proto_item *ti;
  proto_tree *ftam_tree = NULL;
  guint length;
  guint       rest_len;
  guint  s_type;
  ASN1_SCK asn;
  guint cp_type_len;
/* get type of tag      */
      s_type = tvb_get_guint8(tvb, offset);
      /*  is it data bulk pdu  ? */
  if (tree)
      {
            ti = proto_tree_add_item(tree, proto_ftam, tvb, offset, -1,
                                                FALSE);
            ftam_tree = proto_item_add_subtree(ti, ett_ftam);
      }

      if(s_type == DATA_BULK_PDU )
      {
            if(tree)
            {
                        proto_tree_add_text(ftam_tree, tvb, offset, 1,
                                          "Bulk data Pdu");
            }
            /* skip additional data type byte   */
                        offset++;
            /* get type of tag      */
            s_type = tvb_get_guint8(tvb, offset);  /*set application bite  */

      }
      offset++;
/*    open asn.1 stream    */
      asn1_open(&asn, tvb, offset);

      /* is it data PDU  ? */
      if( session->abort_type == DATA_BLOCK && (match_strval(s_type, ftam_data_vals)) )
      {
                  proto_item *ms;
                  proto_tree *ftam_tree_ms = NULL;
                  int save_offset;
            /*  set up type of pdu */
      if (check_col(pinfo->cinfo, COL_INFO))
                              col_add_str(pinfo->cinfo, COL_INFO,"FTAM data PDU");

            /* get length  */
            if (read_length(&asn, ftam_tree_ms, 0, &rest_len) != ASN1_ERR_NOERROR)
                        {
                              return  FALSE;
                        }
            ms = proto_tree_add_text(ftam_tree, tvb, offset-1, rest_len+(asn.offset-offset)+1,
                                                            val_to_str(s_type, ftam_data_vals, "Unknown pdu type (0x%02x)"));
            ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);

                  /* skip length   */
                  offset = asn.offset;
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, offset))  < rest_len
                              )
                  {
                        if(tree)
                        {
                              proto_tree_add_text(ftam_tree, tvb, offset, -1,
                                          "Wrong pdu.Need %u bytes but have %u", rest_len,length);
                        }
                  return FALSE;
                  }
                  save_offset = asn.offset;

            switch(s_type)
            {
            case FTAM_DATATYPE_NBS9:
                  show_nbs9(&asn,ftam_tree_ms,tvb,pinfo,&offset,rest_len);
                  break;
            case FTAM_PRINTABLE_LENGTH:
            case FTAM_GRAPHIC_STRING:
            case FTAM_TELEX_STRING:
            case FTAM_IA5_STRING:
            case FTAM_VISIBLE_STRING:
            case FTAM_GENERAL_STRING:
            case FTAM_OCTET_STRING:
            case FTAM_PRINTABLE_STRING:
                  break;
            default:
                  {
                  if(tree)
                        {
                        ms = proto_tree_add_text(ftam_tree, tvb, offset, rest_len+(asn.offset-offset),
                                                            "Unknown data pdu type (0x%02x)",s_type);
                        }
                  }

            }
            offset =rest_len+save_offset;
            asn.offset=offset;
            /*    close asn.1 stream    */
            asn1_close(&asn, &offset);
            return offset ; 
      }
      /* no, it is not data PDU */
      /*  set up type of pdu */
      if (check_col(pinfo->cinfo, COL_INFO))
                              col_add_str(pinfo->cinfo, COL_INFO,
                                    val_to_str(s_type, ftam_pdu_vals, "Unknown pdu type (0x%02x)"));

      switch(s_type)
      {
            case FTAM_F_INITIALIZE_REQUEST:
            case FTAM_F_INITIALIZE_RESPONSE:
            case FTAM_F_TERMINATE_REQUEST:
            case FTAM_F_TERMINATE_RESPONSE:
            case FTAM_F_U_ABORT_REQUEST:
            case FTAM_F_P_ABORT_REQUEST:
            case FTAM_F_DESELECT_RESPONSE:
            case FTAM_F_DELETE_RESPONSE:
            case FTAM_F_CLOSE_RESPONSE:
            case FTAM_F_ERASE_RESPONSE:
            case FTAM_F_TRANSFER_END_REQUEST:
            case FTAM_F_CANCEL_REQUEST:
            case FTAM_F_CANCEL_RESPONSE:
            case FTAM_F_CREATE_RESPONSE:
            case FTAM_F_OPEN_RESPONSE:
            case FTAM_F_SELECT_RESPONSE:

                  proto_tree_add_uint(ftam_tree, hf_ftam_type, tvb, offset-1, 1, s_type);
                  if (read_length(&asn, ftam_tree, hf_cp_type_message_length, &cp_type_len)
                                          != ASN1_ERR_NOERROR)
                              {
                              return  FALSE;
                              }
                  /* skip length   */
                  offset = asn.offset;
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, offset))  < cp_type_len
                              )
                  {
                        if(tree)
                        {
                              proto_tree_add_text(ftam_tree, tvb, offset, -1,
                                          "Wrong pdu.Need %u bytes but have %u", cp_type_len,length);
                        }
                  return FALSE;
                  }
                  {
                        if(s_type == FTAM_F_INITIALIZE_REQUEST)
                        {
                        show_request_sequence_top(&asn,ftam_tree,tvb,pinfo,&offset,cp_type_len);
                        }
                        else
                        {
                        show_response_sequence_top(&asn,ftam_tree,tvb,pinfo,&offset,cp_type_len);
                        }

                  }
                        break;
            case FTAM_F_SELECT_REQUEST:
            case FTAM_F_CREATE_REQUEST:
                  proto_tree_add_uint(ftam_tree, hf_ftam_type, tvb, offset-1, 1, s_type);
                  if (read_length(&asn, ftam_tree, hf_cp_type_message_length, &cp_type_len)
                                          != ASN1_ERR_NOERROR)
                              {
                              return  FALSE;
                              }
                  /* skip length   */
                  offset = asn.offset;
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, offset))  < cp_type_len
                              )
                  {
                        if(tree)
                        {
                              proto_tree_add_text(ftam_tree, tvb, offset, -1,
                                          "Wrong pdu.Need %u bytes but have %u", cp_type_len,length);
                        }
                  return FALSE;
                  }
                  {
                        show_select_request(&asn,ftam_tree,tvb,pinfo,&offset,cp_type_len);
                  }
                        break;
            case FTAM_F_OPEN_REQUEST:
                  proto_tree_add_uint(ftam_tree, hf_ftam_type, tvb, offset-1, 1, s_type);
                  if (read_length(&asn, ftam_tree, hf_cp_type_message_length, &cp_type_len)
                                          != ASN1_ERR_NOERROR)
                              {
                              return  FALSE;
                              }
                  /* skip length   */
                  offset = asn.offset;
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, offset))  < cp_type_len
                              )
                  {
                        if(tree)
                        {
                              proto_tree_add_text(ftam_tree, tvb, offset, -1,
                                          "Wrong pdu.Need %u bytes but have %u", cp_type_len,length);
                        }
                  return FALSE;
                  }
                  {
                        show_open_request(&asn,ftam_tree,tvb,pinfo,&offset,cp_type_len);
                  }
                        break;
            case FTAM_F_READ_REQUEST:
            case FTAM_F_WRITE_REQUEST:
                  proto_tree_add_uint(ftam_tree, hf_ftam_type, tvb, offset-1, 1, s_type);
                  if (read_length(&asn, ftam_tree, hf_cp_type_message_length, &cp_type_len)
                                          != ASN1_ERR_NOERROR)
                              {
                              return  FALSE;
                              }
                  /* skip length   */
                  offset = asn.offset;
                  /* do we have enough bytes to dissect ? */
                  if( ( length =tvb_reported_length_remaining(tvb, offset))  < cp_type_len
                              )
                  {
                        if(tree)
                        {
                              proto_tree_add_text(ftam_tree, tvb, offset, -1,
                                          "Wrong pdu.Need %u bytes but have %u", cp_type_len,length);
                        }
                  return FALSE;
                  }
                  {
                        show_read_write_request(&asn,ftam_tree,tvb,pinfo,&offset,cp_type_len);
                  }
                        break;

            default:
                  {
                        proto_item *ms;
                        proto_tree *ftam_tree_ms = NULL;
                        /* back to type  */
                          offset--;
                        /* get length  */
                        if (read_length(&asn, ftam_tree, 0, &rest_len) != ASN1_ERR_NOERROR)
                                    {
                              return  FALSE;
                                    }
                        ms = proto_tree_add_text(ftam_tree, tvb, offset, rest_len+(asn.offset-offset),
                                                            val_to_str(s_type, ftam_pdu_vals, "Unknown nodata pdu type (0x%02x)"));
                        ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);
                        offset+=rest_len+(asn.offset-offset);
                        asn.offset=offset;
                  }
      }
/*    close asn.1 stream    */
        asn1_close(&asn, &offset);

      return offset;
}

/*
* Dissect FTAM PDUs inside a PPDU.
*/
static void
dissect_ftam(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
      int offset = 0;
  guint  s_type;

/* first, try to check length   */
/* do we have at least 2 bytes  */
      if (!tvb_bytes_exist(tvb, 0, 2))
      {
      proto_tree_add_text(tree, tvb, offset,tvb_reported_length_remaining(tvb,offset),
                                                "User data");
                  return;  /* no, it isn't a FTAM PDU */
      }

/* do we have spdu type from the session dissector?  */
      if( !pinfo->private_data )
                        {
                        if(tree)
                                    {
                              proto_tree_add_text(tree, tvb, offset, -1,
                                          "Internal error:can't get spdu type from session dissector.");
                              return  ;
                                    } 
                        }
      else
                        {
                              session  = ( (struct SESSION_DATA_STRUCTURE*)(pinfo->private_data) );
                              if(session->spdu_type == 0 )
                              {
                                    if(tree)
                                    {
                              proto_tree_add_text(tree, tvb, offset, -1,
                                          "Internal error:wrong spdu type %x from session dissector.",session->spdu_type);
                              return  ;
                                    }
                              }
                        }

/* get type of tag      */
      s_type = tvb_get_guint8(tvb, offset);

      /* check PDU type */
                  if ( (match_strval(s_type, ftam_pdu_vals) == NULL) && (match_strval(s_type, ftam_data_vals) == NULL))
                        {
                              return ;  /* no, it isn't a FTAM PDU */
                        }

      /*  we can't make any additional checking here   */
      /*  postpone it before dissector will have more information */

      if (check_col(pinfo->cinfo, COL_PROTOCOL))
            col_set_str(pinfo->cinfo, COL_PROTOCOL, "FTAM");
      if (check_col(pinfo->cinfo, COL_INFO))
            col_clear(pinfo->cinfo, COL_INFO);

      while (tvb_reported_length_remaining(tvb, offset) > 0)
                  {
            offset = dissect_pdu(tvb, offset, pinfo, tree);
            if(offset == FALSE )
                                          {
                                          proto_tree_add_text(tree, tvb, offset, -1,"Internal error");
                                                                        offset = tvb_length(tvb);
                                          break;
                                          }
                  }
}

void
proto_register_ftam(void)
{
      static hf_register_info hf[] =
      {
            {
                  &hf_ftam_type,
                  {
                        "PDU Type",
                        "ftam.type",
                        FT_UINT8,
                        BASE_DEC,
                        VALS(ftam_pdu_vals),
                        0x0,
                        "", HFILL
                  }
            },
            {
                  &hf_cp_type_message_length,
                  {
                        "Message Length",
                        "cp_type.message_length",
                        FT_UINT32,
                        BASE_DEC,
                        NULL,
                        0x0,
                        "CP type Message Length",
                        HFILL
                  }
            },
            {
                  &hf_protocol_version,
                  {
                        "Protocol version 1",
                        "ftam.protocol.version",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PROTOCOL_VERGION,
                        "Protocol version 1",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_read,
                  {
                        "Read",
                        "ftam.functional.units.read",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_READ,
                        "Read",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_write,
                  {
                        "Write",
                        "ftam.functional.units.write",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_WRITE,
                        "Write",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_file_access,
                  {
                        "File access",
                        "ftam.functional.units.file_access",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_FILE_ACCESS,
                        "File access",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_limited_file_management,
                  {
                        "Limited file management",
                        "ftam.functional.units.limited_file_management",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_LIMITED_FILE_MANAGEMENT,
                        "Limited file management",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_enhanced_file_management,
                  {
                        "Enhanced file management",
                        "ftam.functional.units.enhanced_file_management",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_ENHANCED_FILE_MANAGEMENT,
                        "Enhanced file management",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_grouping,
                  {
                        "Grouping",
                        "ftam.functional.units.grouping",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_GROUPING,
                        "Grouping",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_fadu_locking,
                  {
                        "Fadu locking",
                        "ftam.functional.units.fadu_locking",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_FADU_LOCKING,
                        "Fadu locking",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_recovery,
                  {
                        "Recovery",
                        "ftam.functional.units.recovery",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_RECOVERY,
                        "Recovery",
                        HFILL
                  }
            },
            {
                  &hf_functional_unit_restart_data_transfer,
                  {
                        "Restart data transfer",
                        "ftam.functional.units.restart_data_transfer",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_RESTART_DATA_TRANSFER,
                        "Restart data transfer",
                        HFILL
                  }
            },
            {
                  &hf_service_class_unconstrained_class,
                  {
                        "Unconstrained class",
                        "ftam.functional.units.unconstrained_class",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_UNCONSTRAINED_CLASS,
                        "Unconstrained class",
                        HFILL
                  }
            },
            {
                  &hf_service_class_management_class,
                  {
                        "Management class",
                        "ftam.functional.units.management_class",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_MANAGEMENT_CLASS,
                        "Management class",
                        HFILL
                  }
            },
            {
                  &hf_service_class_transfer_class,
                  {
                        "Transfer class",
                        "ftam.functional.units.transfer_class",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_TRANSFER_CLASS,
                        "Transfer class",
                        HFILL
                  }
            },
            {
                  &hf_service_class_transfer_and_management_class,
                  {
                        "Transfer and management class",
                        "ftam.functional.units.transfer_and_management_class",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_TRANSFER_AND_MANAGEMENT_CLASS,
                        "Transfer and management class",
                        HFILL
                  }
            },
            {
                  &hf_service_class_access_class,
                  {
                        "Access class",
                        "ftam.functional.units.access_class",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_FUNCTIONAL_UNIT_ACESS_CLASS,
                        "access class",
                        HFILL
                  }
            },
            {
                  &hf_attribute_groups_storage,
                  {
                        "Storage",
                        "ftam.attribute.group.storage",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_ATTRIBUTE_GROUPS_STORAGE,
                        "Storage",
                        HFILL
                  }
            },
            {
                  &hf_attribute_groups_security,
                  {
                        "Security",
                        "ftam.attribute.group.security",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_ATTRIBUTE_GROUPS_SECURITY,
                        "Security",
                        HFILL
                  }
            },
            {
                  &hf_attribute_groups_private,
                  {
                        "Private",
                        "ftam.attribute.group.private",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_ATTRIBUTE_GROUPS_PRIVATE,
                        "Private",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_read,
                  {
                        "Read",
                        "ftam.filename.attribute.read",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_READ,
                        "Read",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_insert,
                  {
                        "Insert",
                        "ftam.filename.attribute.insert",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_INSERT,
                        "Insert",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_replace,
                  {
                        "Replace",
                        "ftam.filename.attribute.replace",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_REPLACE,
                        "Replace",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_extend,
                  {
                        "Extend",
                        "ftam.filename.attribute.extend",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_EXTEND,
                        "Extend",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_erase,
                  {
                        "Erase",
                        "ftam.filename.attribute.erase",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_ERASE,
                        "Erase",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_read_attribute,
                  {
                        "Read attribute",
                        "ftam.filename.attribute.read_attribute",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_READ_ATTRIBUTE,
                        "Read attribute",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_change_attribute,
                  {
                        "Change attribute",
                        "ftam.filename.attribute.change_attribute",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_CHANGE_ATTRIBUTE,
                        "Change attribute",
                        HFILL
                  }
            },
            {
                  &hf_filename_attribute_delete_file,
                  {
                        "Delete file",
                        "ftam.filename.attribute.delete_file",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_FILENAME_ATTRIBUTE_DELETE_FILE,
                        "Delete file",
                        HFILL
                  }
            },
            {
                  &hf_processing_mode_read,
                  {
                        "f-read",
                        "ftam.processing.mode.read",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PROCESSING_MODE_READ,
                        "f-read",
                        HFILL
                  }
            },
            {
                  &hf_processing_mode_replace,
                  {
                        "f-replace",
                        "ftam.processing.mode.replace",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PROCESSING_MODE_REPLACE,
                        "f-replace",
                        HFILL
                  }
            },
            {
                  &hf_processing_mode_insert,
                  {
                        "f-insert",
                        "ftam.processing.mode.insert",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PROCESSING_MODE_INSERT,
                        "f-insert",
                        HFILL
                  }
            },
            {
                  &hf_processing_mode_extend,
                  {
                        "f-extend",
                        "ftam.processing.mode.extend",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PROCESSING_MODE_EXTEND,
                        "f-extend",
                        HFILL
                  }
            },
            {
                  &hf_processing_mode_erase,
                  {
                        "f-erase",
                        "ftam.processing.mode.erase",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PROCESSING_MODE_ERASE,
                        "f-erase",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_read,
                  {
                        "Read",
                        "ftam.permitted.action.attribute.read",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_READ,
                        "Read",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_insert,
                  {
                        "Insert",
                        "ftam.permitted.action.attribute.insert",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_INSERT,
                        "Insert",
                        HFILL
                  }
            },

            {
                  &hf_permitted_action_attribute_replace,
                  {
                        "Replace",
                        "ftam.permitted.action.attribute.replace",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_REPLACE,
                        "Replace",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_extend,
                  {
                        "Extend",
                        "ftam.permitted.action.attribute.extend",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_EXTEND,
                        "Extend",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_erase,
                  {
                        "Erase",
                        "ftam.permitted.action.attribute.erase",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_ERASE,
                        "Erase",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_read_attribute,
                  {
                        "Read attribute",
                        "ftam.permitted.action.attribute.read.attribute",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_READ_ATTRIBUTE,
                        "Read attribute",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_change_attribute,
                  {
                        "Change attribute",
                        "ftam.permitted.action.attribute.read.attribute",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_CHANGE_ATTRIBUTE,
                        "Change attribute",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_attribute_delete_file,
                  {
                        "Delete file",
                        "ftam.permitted.action.attribute.delete.file",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_DELETE_FILE,
                        "Delete file",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_traversal,
                  {
                        "Traversal",
                        "ftam.permitted.action.attribute.traversal",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_TRAVERSAL,
                        "Traversal",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_reverse_traversal,
                  {
                        "Reverse traversal",
                        "ftam.permitted.action.attribute.reverse.traversal",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_REVERSE_TRAVERSAL,
                        "Reverse raversal",
                        HFILL
                  }
            },
            {
                  &hf_permitted_action_random_order,
                  {
                        "Random order",
                        "ftam.permitted.action.attribute.random.order",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_PERMITTED_ACTION_ATTRIBUTE_RANDOM_ORDER,
                        "Random order",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_filename,
                  {
                        "Read filename",
                        "ftam.nbs9.read.filename",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_FILENAME,
                        "Read filename",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_permitted_actions,
                  {
                        "Read permitted actions",
                        "ftam.nbs9.read.permitted.actions",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_PERMITTED_ACTIONS,
                        "Read permitted actions",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_contents_type,
                  {
                        "Read contents type",
                        "ftam.nbs9.read.contents.type",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_CONTENTS_TYPE,
                        "Read contents type",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_storage_account,
                  {
                        "Read storage account",
                        "ftam.nbs9.read.storage.account",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_STORAGE_ACCOUNT,
                        "Read storage account",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_date_and_time_of_creation,
                  {
                        "Read  date and time of creation",
                        "ftam.nbs9.read.date.and.time.of.creation",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_DATE_AND_TIME_OF_CREATION,
                        "Read date and time of creation",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_date_and_time_of_last_modification,
                  {
                        "Read  date and time of last modification",
                        "ftam.nbs9.read.date.and.time.of.last.modification",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_DATE_AND_TIME_OF_LAST_MODIFICATION,
                        "Read date and time of last modification",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_date_and_time_of_read_access,
                  {
                        "Read  date and time of last read access",
                        "ftam.nbs9.read.date.and.time.of.last.read.access",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_DATE_AND_TIME_OF_LAST_READ_ACCESS,
                        "Read date and time of last read access",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_date_and_time_of_attribute_modification,
                  {
                        "Read  date and time of last attribute modification",
                        "ftam.nbs9.read.date.and.time.of.last.attribute.modification",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_DATE_AND_TIME_OF_LAST_ATTRIBUTE_MODIFICATION,
                        "Read date and time of last attribute modification",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_identity_of_creator,
                  {
                        "Read identity of creator",
                        "ftam.nbs9.read.identity.of.creator",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_IDENTITY_OF_CREATOR,
                        "Read identity of creator",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_identity_of_last_modifier,
                  {
                        "Read identity of last modifier",
                        "ftam.nbs9.read.identity.of.last.modifier",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_IDENTITY_OF_LAST_MODIFIER,
                        "Read identity of last modifier",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_identity_of_last_reader,
                  {
                        "Read identity of last reader",
                        "ftam.nbs9.read.identity.of.last.reader",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_IDENTITY_OF_LAST_READER,
                        "Read identity of last reader",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_identity_of_last_attribute_modifier,
                  {
                        "Read identity of last attribute modifier",
                        "ftam.nbs9.read.identity.of.last.attribute.modifier",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_IDENTITY_OF_LAST_ATTRIBUTE_MODIFIER,
                        "Read identity of last attribute modifier",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_file_availability,
                  {
                        "Read file availability",
                        "ftam.nbs9.read.file.availability",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_FILE_AVAILABILITY,
                        "Read file availability",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_filesize,
                  {
                        "Read filesize",
                        "ftam.nbs9.read.file.filesize",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_FILESIZE,
                        "Read filesize",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_future_filesize,
                  {
                        "Read future filesize",
                        "ftam.nbs9.read.future.filesize",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_FUTURE_FILESIZE,
                        "Read future filesize",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_access_control,
                  {
                        "Read access control",
                        "ftam.nbs9.read.access_control",
                        FT_BOOLEAN, 16,
                        NULL,
                        FTAM_NBS9_READ_ACCESS_CONTROL,
                        "Read access control",
                        HFILL
                  }
            },
            {
                  &hf_nbs9_read_legal_qualifications,
                  {
                        "Read legal qualifications",
                        "ftam.nbs9.read.legal.qualifications",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_NBS9_READ_LEGAL_QUALIFICATIONS,
                        "Read legal qualifications",
                        HFILL
                  }
            },

            {
                  &hf_nbs9_read_private_use,
                  {
                        "Read private use",
                        "ftam.nbs9.read.private.use",
                        FT_BOOLEAN, 8,
                        NULL,
                        FTAM_NBS9_READ_PRIVATE_USE,
                        "Read private use",
                        HFILL
                  }
            },
      };
      static gint *ett[] =
      {
            &ett_ftam,
            &ett_ftam_param,
            &ett_ftam_rc,
            &ett_ftam_ms,
            &ett_ftam_itm,
      };
      module_t *ftam_module;
      proto_ftam = proto_register_protocol(PROTO_STRING_FTAM, "FTAM", "ftam");
      proto_register_field_array(proto_ftam, hf, array_length(hf));
      proto_register_subtree_array(ett, array_length(ett));

      ftam_module = prefs_register_protocol(proto_ftam, NULL);
}

void
proto_reg_handoff_ftam(void)
{
      dissector_handle_t ftam_handle;

      /*   find data dissector  */
      data_handle = find_dissector("data");
      ftam_handle = create_dissector_handle(dissect_ftam,proto_ftam);
      /* Register in acse oid table  */
      dissector_add_string("acse.application_context", "1.0.8571.1.1", ftam_handle); 
}




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