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/* packet-ftam_asn1.c
* Routine to dissect OSI ISO 8571 FTAM Protocol packets
* based on the ASN.1 specification from http://www.itu.int/ITU-T/asn1/database/iso/8571-4/1988/
*
* also based on original handwritten dissector by
* Yuriy Sidelnikov <YSidelnikov@hotmail.com>
*
* Anders Broman and Ronnie Sahlberg 2005 - 2006
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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 <epan/oids.h>
#include <epan/asn1.h>
#include "packet-ber.h"
#include "packet-acse.h"
#include "packet-ftam.h"
#define PNAME "ISO 8571 FTAM"
#define PSNAME "FTAM"
#define PFNAME "ftam"
/* Initialize the protocol and registered fields */
static int proto_ftam = -1;
static const char *object_identifier_id;
/* Declare the function to avoid a compiler warning */
static int dissect_ftam_OR_Set(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index _U_);
static int hf_ftam_unstructured_text = -1; /* ISO FTAM unstructured text */
static int hf_ftam_unstructured_binary = -1; /* ISO FTAM unstructured binary */
#include "packet-ftam-hf.c"
/* Initialize the subtree pointers */
static gint ett_ftam = -1;
#include "packet-ftam-ett.c"
#include "packet-ftam-fn.c"
/*
* Dissect FTAM unstructured text
*/
static void
dissect_ftam_unstructured_text(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *parent_tree)
{
proto_tree_add_item (parent_tree, hf_ftam_unstructured_text, tvb, 0, tvb_length_remaining(tvb, 0), ENC_ASCII|ENC_NA);
}
/*
* Dissect FTAM unstructured binary
*/
static void
dissect_ftam_unstructured_binary(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *parent_tree)
{
proto_tree_add_item (parent_tree, hf_ftam_unstructured_binary, tvb, 0, tvb_length_remaining(tvb, 0), ENC_NA);
}
/*
* Dissect FTAM PDUs inside a PPDU.
*/
static void
dissect_ftam(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
{
int offset = 0;
int old_offset;
proto_item *item=NULL;
proto_tree *tree=NULL;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
if(parent_tree){
item = proto_tree_add_item(parent_tree, proto_ftam, tvb, 0, -1, ENC_NA);
tree = proto_item_add_subtree(item, ett_ftam);
}
col_set_str(pinfo->cinfo, COL_PROTOCOL, "FTAM");
col_clear(pinfo->cinfo, COL_INFO);
while (tvb_reported_length_remaining(tvb, offset) > 0){
old_offset=offset;
offset=dissect_ftam_PDU(FALSE, tvb, offset, &asn1_ctx, tree, -1);
if(offset == old_offset){
proto_tree_add_text(tree, tvb, offset, -1,"Internal error, zero-byte FTAM PDU");
break;
}
}
}
/*--- proto_register_ftam -------------------------------------------*/
void proto_register_ftam(void) {
/* List of fields */
static hf_register_info hf[] =
{
{ &hf_ftam_unstructured_text,
{ "ISO FTAM unstructured text", "ftam.unstructured_text", FT_STRING,
BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_ftam_unstructured_binary,
{ "ISO FTAM unstructured binary", "ftam.unstructured_binary", FT_BYTES,
BASE_NONE, NULL, 0x0, NULL, HFILL } },
#include "packet-ftam-hfarr.c"
};
/* List of subtrees */
static gint *ett[] = {
&ett_ftam,
#include "packet-ftam-ettarr.c"
};
/* Register protocol */
proto_ftam = proto_register_protocol(PNAME, PSNAME, PFNAME);
register_dissector("ftam", dissect_ftam, proto_ftam);
/* Register fields and subtrees */
proto_register_field_array(proto_ftam, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
/*--- proto_reg_handoff_ftam --- */
void proto_reg_handoff_ftam(void) {
register_ber_oid_dissector("1.0.8571.1.1", dissect_ftam, proto_ftam,"iso-ftam(1)");
register_ber_oid_dissector("1.0.8571.2.1", dissect_ftam, proto_ftam,"ftam-pci(1)");
register_ber_oid_dissector("1.3.14.5.2.2", dissect_ftam, proto_ftam,"NIST file directory entry abstract syntax");
/* Unstructured text file document type FTAM-1 */
register_ber_oid_dissector("1.0.8571.5.1", dissect_ftam_unstructured_text, proto_ftam,"ISO FTAM unstructured text");
oid_add_from_string("ISO FTAM sequential text","1.0.8571.5.2");
oid_add_from_string("FTAM unstructured text abstract syntax","1.0.8571.2.3");
oid_add_from_string("FTAM simple-hierarchy","1.0.8571.2.5");
oid_add_from_string("FTAM hierarchical file model","1.0.8571.3.1");
oid_add_from_string("FTAM unstructured constraint set","1.0.8571.4.1");
/* Unstructured binary file document type FTAM-3 */
register_ber_oid_dissector("1.0.8571.5.3", dissect_ftam_unstructured_binary, proto_ftam,"ISO FTAM unstructured binary");
oid_add_from_string("FTAM unstructured binary abstract syntax","1.0.8571.2.4");
/* Filedirectory file document type NBS-9 */
oid_add_from_string("NBS-9 FTAM file directory file","1.3.14.5.5.9");
/* Filedirectory file document type NBS-9 (WITH OLD NIST OIDs)*/
oid_add_from_string("NBS-9-OLD FTAM file directory file","1.3.9999.1.5.9");
oid_add_from_string("NIST file directory entry abstract syntax","1.3.9999.1.2.2");
}
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