#if defined(HAVE_CONFIG_H)

#include "config.h"

#endif

#include "resip/stack/ExistsParameter.hxx"

#include "resip/stack/Symbols.hxx"

#include "rutil/ParseBuffer.hxx"

#include "rutil/WinLeakCheck.hxx"

using namespace resip;

using namespace std;

ExistsParameter::ExistsParameter(ParameterTypes::Type type, ParseBuffer& pb, const std::bitset<256>& terminators)

   : Parameter(type),

     mValue(true)

{

   // Protect ourselves just in case an exists parameter has a RHS.

   pb.skipWhitespace();

   if (!pb.eof() && *pb.position() == Symbols::EQUALS[0])

   {

      pb.skipChar();

      if (!pb.eof() && *pb.position() == Symbols::DOUBLE_QUOTE[0])

      {

         pb.skipChar();

         pb.skipToEndQuote();

      }

      else

      {

         pb.skipToOneOf(terminators); 

      }

   }

}

ExistsParameter::ExistsParameter(ParameterTypes::Type type)

   : Parameter(type),

     mValue(true)

{}

Parameter* 

ExistsParameter::clone() const

{

   return new ExistsParameter(*this);

}

EncodeStream&

ExistsParameter::encode(EncodeStream& stream) const

{

   if (mValue)

   {

      stream << getName();

   }

   return stream;

}

/* ====================================================================

 * The Vovida Software License, Version 1.0 

 * 

 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.

 * 

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in

 *    the documentation and/or other materials provided with the

 *    distribution.

 * 

 * 3. The names "VOCAL", "Vovida Open Communication Application Library",

 *    and "Vovida Open Communication Application Library (VOCAL)" must

 *    not be used to endorse or promote products derived from this

 *    software without prior written permission. For written

 *    permission, please contact vocal@vovida.org.

 *

 * 4. Products derived from this software may not be called "VOCAL", nor

 *    may "VOCAL" appear in their name, without prior written

 *    permission of Vovida Networks, Inc.

 * 

 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED

 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND

 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA

 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES

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 * 

 * ====================================================================

 * 

 * This software consists of voluntary contributions made by Vovida

 * Networks, Inc. and many individuals on behalf of Vovida Networks,

 * Inc.  For more information on Vovida Networks, Inc., please see

 * <http://www.vovida.org/>.

 *

 */