xdr.cc

C++ Reflection & Service Library

/* C++ Reflection & Serice Library
 * Copyright (C) 2003  Marcus Perlick
 * mailto: [e-mail]
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * 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
 *
 * This file is part of the "C++ Reflection & Serice Library" */
#include "Xdr.hh"

#include "../rfl/ClassType.hh"

#include "Exception.hh"

namespace rfl {
namespace ser {

  bool
  Xdr::classType( const rfl::Type& type, void* obj )
  {
    const ClassType& clsTy = static_cast<const ClassType&>(type);

    for ( std::size_t i = 0; i < clsTy.getElmNo(); i++ ) {
      if ( !(*this)( clsTy.getElmType( i ), clsTy.getElmAddr( obj, i ) ) ) {
	return false;
      }
    }

    return true;
  }

  bool
  Xdr::operator()( const rfl::Type& type, void* obj )
  {
    if ( !obj ) {
      Exception x( X_NULLPTR,
		   _("XDR called with NULL object pointer to type %s."),
		   type.getName().c_str() );
      throw x;
    }

    switch ( type.getId() ) {
    case Type::ID_VOID:
      return true;
      
    case Type::ID_CHAR:
      return xdr_char( xdrs_, static_cast<char*>(obj) );
      
    case Type::ID_UCHAR:
      return xdr_u_char( xdrs_, static_cast<unsigned char*>(obj) );
      
    case Type::ID_SHORT:
      return xdr_short( xdrs_, static_cast<short*>(obj) );
      
    case Type::ID_USHORT:
      return xdr_u_short( xdrs_, static_cast<unsigned short*>(obj) );
      
    case Type::ID_INT:
      return xdr_int( xdrs_, static_cast<int*>(obj) );
      
    case Type::ID_UINT:
      return xdr_u_int( xdrs_, static_cast<unsigned int*>(obj) );
      
    case Type::ID_LONG:
      return xdr_long( xdrs_, static_cast<long*>(obj) );
      
    case Type::ID_ULONG:
      return xdr_u_long( xdrs_, static_cast<unsigned long*>(obj) );
      
    case Type::ID_FLOAT:
      return xdr_float( xdrs_, static_cast<float*>(obj) );
      
    case Type::ID_DOUBLE:
      return xdr_double( xdrs_, static_cast<double*>(obj) );

    case Type::ID_CLASS:
      return classType( type, obj );
      
    default:
      {
	Exception x( X_TYNOSUPP,
		     _("XDR not supported for type %s."),
		     type.getName().c_str() );
	throw x;
      }
    }

    return false;
  }
  
} } // namespace rfl::ser