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/* packet-pres.h
*
* Routine to dissect ISO 8823 OSI Presentation Protocol packets
*
* $Id$
*
* 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.
*/
#define PROTO_STRING_PRES "ISO 8823 OSI Presentation Protocol"
#define PROTO_STRING_PRES_INFO "ISO 8823 OSI Presentation Protocol."
/* type of PPDU */
#define PRES_CONNECTION_REQUEST_CONFIRM 0x31
#define PRES_CONNECTION_REFUSE 0x30
/* asn.1 definitions */
#define ASN1_CLASS_UNIVERSAL 0x00
#define ASN1_CLASS_APPLICATION 0x40
#define ASN1_CLASS_CONTEXT_SPECIFIC 0x80
#define ASN1_CLASS_Private 0xc0
#define ASN1_CLASS_PC 0x20
#define INTEGER_ITEM 0x01
#define BOOLEAN_ITEM 0x01
/* type of parameters */
#define MODE_SELECTOR 0
#define SET_TOP 1
#define SEQUENCE_TOP 2
#define SEQUENCE 0x30
/* sequence top */
#define TAG_00 0
#define TAG_01 1
enum
{
PROTOCOL_VERSION,
CALLING_PRESENTATION_SELECTOR,
CALLED_PRESENTATION_SELECTOR,
RESPONDING_PRESENTATION_SELECTOR,
PRESENTATION_CONTEXT_DEFINITION_LIST,
PRESENTATION_CONTEXT_DEFINITION_RESULT_LIST,
DEFAULT_CONTEXT_NAME,
DEFAULT_CONTEXT_RESULT,
PRESENTATION_REQUIREMENTS,
USER_SESSION_REQUIREMENTS,
PROVIDER_REASON
};
/* definition list **/
#define PRESENTATION_CONTEXT_IDENTIFIER 2
#define ABSTRACT_SYNTAX_NAME 6
#define TRANSFER_SYNTAX_NAMES 0x30
/* result list */
#define PRESENTATION_RESULT 0x80
#define PRESENTATION_RESULT_TRANSFER_SYNTAX_NAME 0x81
#define PRESENTATION_RESULT_INTEGER 0x82
/* result values */
#define PRESENTATION_RESULT_ACCEPTANCE 0
#define PRESENTATION_RESULT_USER_REJECTION 1
#define PRESENTATION_RESULT_PROVIDER_REJECTION 2
/* provider reason */
enum
{
REASON_NOT_SPECIFIED,
TEMPORARY_CONGESTION,
LOCAL_LIMIT_EXCEEDED,
CALLED_PRESENTATION_ADDRESS_UNKNOWN,
PROTOCOL_VERSION_NOT_SUPPORTED,
DEFAULT_CONTEXT_NOT_SUPPORTED,
USER_DATA_NOT_READABLE,
NO_PSAP_AVAILABLE
};
/* user data */
#define SIMPLY_ENCODED_DATA 0x60
#define FULLY_ENCODED_DATA 0x61
/* PDV */
#define SINGLE_ASN1_TYPE 0xa0
#define OCTET_ALIGNED 0xa1
#define ARBITRARY 0xa2
#define DATA_BLOCK 0x81
/* provider reasons */
enum
{
PR_REASON_NOT_SPECIFIED,
UNRECOGNIZED_PDU,
UNEXPECTED_PDU,
UNEXPECTED_SESSION_SERVICE_PRIMITIVE,
UNRECOGNIZED_PPDU_PARAMETER,
UNEXPECTED_PPDU_PARAMETER,
INVALID_PPDU_PARAMETER_VALUE
};
/* event identifier */
enum
{
REASON_CP_PPDU,
REASON_CPA_PPDU,
REASON_CPR_PPDU,
REASON_ARU_PPDU,
REASON_ARP_PPDU,
REASON_AC_PPDU,
REASON_ACA_PPDU,
REASON_TD_PPDU,
REASON_TTD_PPDU,
REASON_TE_PPDU,
REASON_TC_PPDU,
REASON_TCC_PPDU,
REASON_RS_PPDU,
REASON_RSA_PPDU,
S_RELEASE_INDICATION,
S_RELEASE_CONFIRM,
S_TOKEN_GIVE_INDICATION,
S_TOKEN_PLEASE_INDICATION,
S_CONTROL_GIVE_INDICATION,
S_SYNC_MINOR_INDICATION,
S_SYNC_MINOR_CONFIRM,
S_SYNC_MAJOR_INDICATION,
S_SYNC_MAJOR_CONFIRM,
S_P_EXCEPTION_REPORT_INDICATION,
S_U_EXCEPTION_REPORT_INDICATION,
S_ACTIVITY_START_INDICATION,
S_ACTIVITY_RESUME_INDICATION,
S_ACTIVITY_INTERRUPT_INDICATION,
S_ACTIVITY_INTERRUPT_CONFIRM,
S_ACTIVITY_DISCARD_INDICATION,
S_ACTIVITY_DISCARD_CONFIRM,
S_ACTIVITY_END_INDICATION,
S_ACTIVITY_END_CONFIRM
};
/* flags */
#define PRES_PROTOCOL_VERGION 0x0080
#define PRES_CONTEXT_MANAGEMENT 0x0080
#define PRES_RESTORATION 0x0040
#define ACSE_PRESENTATION_CONTEXT_IDENTIFIER 3
#define MAXSTRING 256
#define UNKNOWN_SES_PDU_TYPE -1
#define ABORT_REASON_LEN 3
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