h501pdu.h

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/*
 * h501pdu.h
 *
 * H.501 protocol handler
 *
 * Open H323 Library
 *
 * Copyright (c) 2003 Equivalence Pty. Ltd.
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and limitations
 * under the License.
 *
 * The Original Code is Open H323 Library.
 *
 * The Initial Developer of the Original Code is Equivalence Pty. Ltd.
 *
 * Contributor(s): ______________________________________.
 *
 * $Log: h501pdu.h,v $
 * Revision 2.1  2004/02/19 10:46:44  rjongbloed
 * Merged OpenH323 version 1.13.1 changes.
 *
 * Revision 1.10  2003/04/10 01:03:39  craigs
 * Changed to allow reply address to be a list
 *
 * Revision 1.9  2003/03/28 05:08:16  robertj
 * Added delay parameter to BuildRequestInProgress
 *
 * Revision 1.8  2003/03/25 04:56:17  robertj
 * Fixed issues to do with multiple inheritence in transaction reply cache.
 *
 * Revision 1.7  2003/03/20 01:51:07  robertj
 * More abstraction of H.225 RAS and H.501 protocols transaction handling.
 *
 * Revision 1.6  2003/03/18 13:58:16  craigs
 * More H.501 implementation
 *
 * Revision 1.5  2003/03/17 13:19:49  craigs
 * More H501 implementation
 *
 * Revision 1.4  2003/03/14 06:00:42  craigs
 * More updates
 *
 * Revision 1.3  2003/03/01 00:23:42  craigs
 * New PeerElement implementation
 *
 * Revision 1.2  2003/02/25 06:48:15  robertj
 * More work on PDU transaction abstraction.
 *
 * Revision 1.1  2003/02/21 05:28:39  craigs
 * Factored out code for user with peer elements
 *
 */

#ifndef __OPAL_H501PDU_H
#define __OPAL_H501PDU_H

#ifdef P_USE_PRAGMA
#pragma interface
#endif


#include <ptlib/sockets.h>

#include <h323/transaddr.h>
#include <h323/h323trans.h>
#include <asn/h501.h>


class H323_AnnexG;


class H501PDU : public H501_Message, public H323TransactionPDU
{
  PCLASSINFO(H501PDU, H501_Message);

  public:
    H501PDU();

    // overrides from PObject
    virtual PObject * Clone() const;

    // overrides from H323TransactionPDU
    virtual PASN_Object & GetPDU();
    virtual PASN_Choice & GetChoice();
    virtual const PASN_Object & GetPDU() const;
    virtual const PASN_Choice & GetChoice() const;
    virtual unsigned GetSequenceNumber() const;
    virtual unsigned GetRequestInProgressDelay() const;
#if PTRACING
    virtual const char * GetProtocolName() const;
#endif
    virtual H323TransactionPDU * ClonePDU() const;
    virtual void DeletePDU();

    // new functions
    H501_ServiceRequest               & BuildServiceRequest              (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_ServiceConfirmation          & BuildServiceConfirmation         (unsigned seqnum);
    H501_ServiceRejection             & BuildServiceRejection            (unsigned seqnum, unsigned reason);
    H501_ServiceRelease               & BuildServiceRelease              (unsigned seqnum);
    H501_DescriptorRequest            & BuildDescriptorRequest           (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_DescriptorConfirmation       & BuildDescriptorConfirmation      (unsigned seqnum);
    H501_DescriptorRejection          & BuildDescriptorRejection         (unsigned seqnum, unsigned reason);
    H501_DescriptorIDRequest          & BuildDescriptorIDRequest         (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_DescriptorIDConfirmation     & BuildDescriptorIDConfirmation    (unsigned seqnum);
    H501_DescriptorIDRejection        & BuildDescriptorIDRejection       (unsigned seqnum, unsigned reason);
    H501_DescriptorUpdate             & BuildDescriptorUpdate            (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_DescriptorUpdateAck          & BuildDescriptorUpdateAck         (unsigned seqnum);
    H501_AccessRequest                & BuildAccessRequest               (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_AccessConfirmation           & BuildAccessConfirmation          (unsigned seqnum);
    H501_AccessRejection              & BuildAccessRejection             (unsigned seqnum, int reason);
    H501_RequestInProgress            & BuildRequestInProgress           (unsigned seqnum, unsigned delay);
    H501_NonStandardRequest           & BuildNonStandardRequest          (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_NonStandardConfirmation      & BuildNonStandardConfirmation     (unsigned seqnum);
    H501_NonStandardRejection         & BuildNonStandardRejection        (unsigned seqnum, unsigned reason);
    H501_UnknownMessageResponse       & BuildUnknownMessageResponse      (unsigned seqnum);
    H501_UsageRequest                 & BuildUsageRequest                (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_UsageConfirmation            & BuildUsageConfirmation           (unsigned seqnum);
    H501_UsageIndicationConfirmation  & BuildUsageIndicationConfirmation (unsigned seqnum);
    H501_UsageIndicationRejection     & BuildUsageIndicationRejection    (unsigned seqnum, unsigned reason);
    H501_UsageRejection               & BuildUsageRejection              (unsigned seqnum);
    H501_ValidationRequest            & BuildValidationRequest           (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_ValidationConfirmation       & BuildValidationConfirmation      (unsigned seqnum);
    H501_ValidationRejection          & BuildValidationRejection         (unsigned seqnum, unsigned reason);
    H501_AuthenticationRequest        & BuildAuthenticationRequest       (unsigned seqnum, const H323TransportAddressArray & reply);
    H501_AuthenticationConfirmation   & BuildAuthenticationConfirmation  (unsigned seqnum);
    H501_AuthenticationRejection      & BuildAuthenticationRejection     (unsigned seqnum, unsigned reason);

  protected:
    void BuildRequest(unsigned tag, unsigned seqnum, const H323TransportAddressArray & replyAddr);
    void BuildPDU(unsigned tag, unsigned seqnum);
};

#endif  // __OPAL_H501PDU_H

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