guid.h

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/*
 * guid.h
 *
 * Globally Unique Identifier
 *
 * Open H323 Library
 *
 * Copyright (c) 1998-2001 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): ______________________________________.
 *
 * $Revision: 27549 $
 * $Author: rjongbloed $
 * $Date: 2012-04-30 14:11:00 +1000 (Mon, 30 Apr 2012) $
 */

#ifndef PTLIB_GUID_H
#define PTLIB_GUID_H

#ifdef P_USE_PRAGMA
#pragma interface
#endif

class PASN_OctetString;



class PGloballyUniqueID : public PBYTEArray
{
  PCLASSINFO(PGloballyUniqueID, PBYTEArray);

  public:
    enum { 
      Size = 16
    };

    PGloballyUniqueID();

    PGloballyUniqueID(
      const char * cstr    
    );
    PGloballyUniqueID(
      const PString & str  
    );
    PGloballyUniqueID(
      const void * data,
      PINDEX size
    );
#if P_ASN

    PGloballyUniqueID(
      const PASN_OctetString & ostr  
    );
#endif


    virtual void PrintOn(
      ostream & strm    
    ) const;

    virtual void ReadFrom(
      istream & strm    
    );

    virtual PObject * Clone() const;

    virtual PINDEX HashFunction() const;

    PString AsString() const;

    PBoolean IsNULL() const;

    PBoolean operator!() const { return !IsNULL(); }

  private:
    virtual PBoolean SetSize(PINDEX) { return true; }
};


#endif // PTLIB_GUID_H


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