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wireshark/packet-ftam.c

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/* packet-ftam.c
*
* Routine to dissect OSI ISO 8571 FTAM Protocol packets
*
* $Id: packet-ftam.c,v 1.1 2004/03/23 19:51:06 guy Exp $
*
* 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 "prefs.h"
#include <epan/strutil.h>
#include "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" },
};
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 (tree && 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 (tree && 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 )
{
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 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(tree)
{
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;
}
if(tree)
{
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;
}
if(tree)
{
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;
}
if(tree)
{
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 pdu type (0x%02x)"));
ftam_tree_ms = proto_item_add_subtree(ms, ett_ftam_ms);
offset+=rest_len+(asn.offset-offset)+1;
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(session->abort_type != DATA_BLOCK )
{
if (match_strval(s_type, ftam_pdu_vals) == NULL)
{
return ; /* no, it isn't a FTAM PDU */
}
}
else
{
if (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);
/*
* Register the dissector by name, so other dissectors can
* grab it by name rather than just referring to it directly
*/
register_dissector("ftam", dissect_ftam, proto_ftam);
}
void
proto_reg_handoff_ftam(void)
{
/* find data dissector */
data_handle = find_dissector("data");
}
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