rportparameter.cxx

一个著名的SIP协议栈

#if defined(HAVE_CONFIG_H)
#include "resip/stack/config.hxx"
#endif

#include "resip/stack/RportParameter.hxx"
#include "resip/stack/Symbols.hxx"
#include "rutil/ParseBuffer.hxx"
#include "rutil/Logger.hxx"
#include "rutil/BaseException.hxx"
#include "rutil/WinLeakCheck.hxx"

using namespace resip;
using namespace std;

#define RESIPROCATE_SUBSYSTEM resip::Subsystem::SIP

RportParameter::RportParameter(ParameterTypes::Type type,
                               ParseBuffer& pb, 
                               const char* terminators)
   : Parameter(type),
     mValue(0),
     mHasValue(false)
{
   pb.skipWhitespace();
   if (!pb.eof() && *pb.position() == Symbols::EQUALS[0])
   {
      mHasValue = true;
      
      pb.skipChar(Symbols::EQUALS[0]);
      pb.skipWhitespace();

      // Catch the exception gracefully to handle seeing ;rport=
      try
      {
      mValue = pb.integer();
      }
      catch(BaseException& /* e */)
      {
         mHasValue = false;
      }
   }
}

RportParameter::RportParameter(ParameterTypes::Type type, int value)
   : Parameter(type),
     mValue(value),
     mHasValue(true)
{
}

RportParameter::RportParameter(ParameterTypes::Type type)
   : Parameter(type),
     mValue(-1),
     mHasValue(false)
{
}

Parameter* 
RportParameter::clone() const
{
   return new RportParameter(*this);
}

ostream&
RportParameter::encode(ostream& stream) const
{
   if (mHasValue || mValue > 0)
   {
      return stream << getName() << Symbols::EQUALS << mValue;
   }
   else
   {
      return stream << getName();
   }
}


/* ====================================================================
 * 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:
 * 
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 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
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 *    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 [e-mail].
 *
 * 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.
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