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/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: commdefines.hxx,v $
 *
 *  $Revision: 1.2 $
 *
 *  last change: $Author: vg $ $Date: 2007-04-11 18:20:17 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

/*************************************************************************
 *
 *    ATTENTION
 *    This file is intended to work inside and outside the StarOffice environment.
 *    Only adaption of file commtypes.hxx should be necessary. Else it is a bug!
 *
 ************************************************************************/

#include <automation/commtypes.hxx>
#ifndef _OSL_ENDIAN_H_
#include <osl/endian.h>
#endif

#ifndef MAKEDWORD
#define MAKEDWORD(wl, wh)   ((comm_DWORD)((wl) & 0xFFFF) | (((comm_DWORD)(wh) & 0xFFFF) << 16))
#endif
#ifndef LOWORD
#define LOWORD(d)           ((comm_WORD)((comm_DWORD)(d) & 0xFFFF))
#endif
#ifndef HIWORD
#define HIWORD(d)           ((comm_WORD)(((comm_DWORD)(d) >> 16) & 0xFFFF))
#endif
#ifndef MAKEWORD
#define MAKEWORD(bl, bh)    ((comm_WORD)((bl) & 0xFF) | (((comm_WORD)(bh) & 0xFF) << 8))
#endif
#ifndef LOBYTE
#define LOBYTE(w)           ((comm_BYTE)((comm_WORD)(w) & 0xFF))
#endif
#ifndef HIBYTE
#define HIBYTE(w)           ((comm_BYTE)(((comm_WORD)(w) >> 8) & 0xFF))
#endif
#ifndef MAKEBYTE
#define MAKEBYTE(nl, nh)    ((comm_BYTE)(((nl) & 0x0F) | (((nh) & 0x0F) << 4)))
#endif
#ifndef LONIBBLE
#define LONIBBLE(b)         ((comm_BYTE)((b) & 0x0F))
#endif
#ifndef HINIBBLE
#define HINIBBLE(b)         ((comm_BYTE)(((b) >> 4) & 0x0F))
#endif

#ifndef SWAPWORD
#define SWAPWORD(w)         MAKEWORD(HIBYTE(w),LOBYTE(w))
#endif
#ifndef SWAPDWORD
#define SWAPDWORD(d)        MAKEDWORD(SWAPWORD(HIWORD(d)),SWAPWORD(LOWORD(d)))
#endif

#ifdef OSL_BIGENDIAN
#ifndef NETWORD
#define NETWORD(w)          (comm_WORD)(w)
#endif
#ifndef NETDWORD
#define NETDWORD(d)         (comm_DWORD)(d)
#endif
#endif // OSL_BIGENDIAN

#ifdef OSL_LITENDIAN
#ifndef NETWORD
#define NETWORD(w)          MAKEWORD(HIBYTE(w),LOBYTE(w))
#endif
#ifndef NETDWORD
#define NETDWORD(d)         MAKEDWORD(NETWORD(HIWORD(d)),NETWORD(LOWORD(d)))
#endif
#endif // OSL_LITENDIAN

/**
    Es gibt zwei arten von Datenpaketen
    die erste enthält in den ersten 4 Byte die Längenangabe und in den Darauffolgenden die Daten
    Die Längenangabe bezieht sich nur auf die Daten ohne die Längenangabe selbst.

    Die Zweite Art von Datenpaketen enthält Header mit weitere Informationen
    wie unten beschrieben.

    Umgeschaltet wird mit dem Boolean bUseMultiChannel im Konstruktor des Managers.
**/
/**
Defines für Header Typen:

Allgemeiner Header:
        Byte    Länge       Inhalt
        0..3        4       Länge des Paketes ohne diese 4 Byte
        4           1       Prüfsumme über die Länge. Stimmt sie nicht wird die Verbindung geschlossen
        5..6        2       Länge des Headers ohne diese 2 Byte
        7..8        2       Typ des Headers

CH_SimpleMultiChannel:
        9..10       2       Channel
CH_Handshake                Internal Use ONLY
                            Keine Weiteren Daten!

**/
typedef comm_UINT16 CMProtocol;

#define CM_PROTOCOL_OLDSTYLE        (CMProtocol)0x0001
#define CM_PROTOCOL_MARS            (CMProtocol)0x0001
#define CM_PROTOCOL_BROADCASTER     (CMProtocol)0x0002
#define CM_PROTOCOL_USER_START      (CMProtocol)0x0100

typedef comm_USHORT HandshakeType;
typedef comm_USHORT CommunicationOption;

#define CH_NoHeader                 0x0000
#define CH_SimpleMultiChannel       0x0001
#define CH_Handshake                0x0002

#define CH_REQUEST_HandshakeAlive   ((HandshakeType)0x0101) /// Fordert eine Alive Antwort an
#define CH_RESPONSE_HandshakeAlive  ((HandshakeType)0x0102) /// Alive Antwort

/**
    Announce supported options:
    Client announces available options
    Server returns subset of these options (note that the sbset can be the entire set also)
**/
#define CH_SUPPORT_OPTIONS          ((HandshakeType)0x0103)
#define OPT_USE_SHUTDOWN_PROTOCOL   ((CommunicationOption)0x0001)

/// these are for making sure all Data is read prior to shutting sown the link
#define CH_REQUEST_ShutdownLink     ((HandshakeType)0x0104) /// Request to Shutdown this link
#define CH_ShutdownLink             ((HandshakeType)0x0105) /// Shutdown this link

#define CH_SetApplication           ((HandshakeType)0x0106) /// Set Description of Client