Return to Union.h CVS log

Up to [Pegasus] / pegasus / src / Pegasus / Common

PEP#: 233
TITLE: Embedded Instance Support

DESCRIPTION:

Extend pegasus functionality to natively support Embedded Instance properties and parameters as specified in PEP 233. The support will be enabled with the standard build, but can be disabled by defining the environment variable PEGASUS_DISABLE_EMBEDDED_INSTANCES.

//%2005////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation, The Open Group.
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; VERITAS Software Corporation; The Open Group.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//==============================================================================
//
// Author: Mike Brasher (mbrasher@bmc.com)
//
// Modified By: Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)
//              Dave Sudlik, IBM (dsudlik@us.ibm.com)
//              Mike Brasher, Inova Europe (mike-brasher@austin.rr.com)
//
//%/////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_Union_h
#define Pegasus_Union_h

#include <Pegasus/Common/Config.h>

PEGASUS_NAMESPACE_BEGIN

struct StringRep;

/** This union is used to represent the values of properties, qualifiers,
    method return values, and method arguments. All of the types
    defined in CIMType.h are represented by a Union. The 
    Union is used as the the basis for the CIMValue implementation.
*/
union Union
{
    Boolean _booleanValue;
    Uint8 _uint8Value;
    Sint8 _sint8Value;
    Uint16 _uint16Value;
    Sint16 _sint16Value;
    Uint32 _uint32Value;
    Sint32 _sint32Value;
    Uint64 _uint64Value;
    Sint64 _sint64Value;
    Real32 _real32Value;
    Real64 _real64Value;
    Uint16 _char16Value;
    char _stringValue[sizeof(void*)];
    char _dateTimeValue[sizeof(void*)];
    char _referenceValue[sizeof(void*)];
    char _objectValue[sizeof(void*)];
#ifdef PEGASUS_EMBEDDED_INSTANCE_SUPPORT 
    char _instanceValue[sizeof(void*)];
#endif // PEGASUS_EMBEDDED_INSTANCE_SUPPORT 

    char _booleanArray[sizeof(void*)];
    char _uint8Array[sizeof(void*)];
    char _sint8Array[sizeof(void*)];
    char _uint16Array[sizeof(void*)];
    char _sint16Array[sizeof(void*)];
    char _uint32Array[sizeof(void*)];
    char _sint32Array[sizeof(void*)];
    char _uint64Array[sizeof(void*)];
    char _sint64Array[sizeof(void*)];
    char _real32Array[sizeof(void*)];
    char _real64Array[sizeof(void*)];
    char _char16Array[sizeof(void*)];
    char _stringArray[sizeof(void*)];
    char _dateTimeArray[sizeof(void*)];
    char _referenceArray[sizeof(void*)];
    char _objectArray[sizeof(void*)];
#ifdef PEGASUS_EMBEDDED_INSTANCE_SUPPORT 
    char _instanceArray[sizeof(void*)];
#endif // PEGASUS_EMBEDDED_INSTANCE_SUPPORT 
    void* _voidPtr;
};

PEGASUS_NAMESPACE_END

#endif /* Pegasus_Union_h */