//
// Copyright (C) 2007
// Fraunhofer Institute for Open Communication Systems (FOKUS)
-// Competence Center NETwork research (NET), St. Augustin, GERMANY
-// Stefan Bund <g0dil@berlios.de>
//
-// This program is free software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation; either version 2 of the License, or
-// (at your option) any later version.
+// The contents of this file are subject to the Fraunhofer FOKUS 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://senf.berlios.de/license.html
//
-// This program 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 General Public License for more details.
+// The Fraunhofer FOKUS Public License Version 1.0 is based on,
+// but modifies the Mozilla Public License Version 1.1.
+// See the full license text for the amendments.
//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the
-// Free Software Foundation, Inc.,
-// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+// 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 Fraunhofer FOKUS code.
+//
+// The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V.
+// (registered association), Hansastraße 27 c, 80686 Munich, Germany.
+// All Rights Reserved.
+//
+// Contributor(s):
+// Stefan Bund <g0dil@berlios.de>
/** \file
\brief Packet inline template implementation */
#include <senf/Utils/Exception.hh>
#define prefix_ inline
-///////////////////////////////cti.p///////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::Packet
// conversion constructors
template <class PacketType>
-prefix_ senf::Packet::Packet(ConcretePacket<PacketType> packet)
+prefix_ senf::Packet::Packet(ConcretePacket<PacketType> const & packet)
: packet_(packet.ptr())
{}
prefix_ bool senf::Packet::is()
const
{
- return ptr()->is<typename OtherPacket::type>();
+ // ensure that the template class is included in the corresponding object file when linking:
+ { static typename PacketInterpreter<typename OtherPacket::type>::factory_t _ (
+ PacketInterpreter<typename OtherPacket::type>::factory()); (void) _;}
+ return valid() && typeId() == typeIdValue<OtherPacket>();
}
template <class OtherPacket>
const
{
if (!is<OtherPacket>())
- throw WrapException<std::bad_cast>(std::bad_cast());
+ throw WrapException<std::bad_cast>(std::bad_cast())
+ << ": called packet::as() with wrong PacketType: "
+ << (valid() ? typeId().prettyName() : "invalid packet")
+ << " != " << prettyName(typeid(OtherPacket));
+ return OtherPacket(ptr()->as<typename OtherPacket::type>());
+}
+
+template <class OtherPacket>
+prefix_ OtherPacket senf::Packet::as(NoThrow_t)
+ const
+{
+ SENF_ASSERT( is<OtherPacket>(), "Bad cast, called packet::as(nothrow) with wrong PacketType");
return OtherPacket(ptr()->as<typename OtherPacket::type>());
}
const
{
Packet p (next(nothrow));
- return p && p.is<OtherPacket>() ? p.as<OtherPacket>() : OtherPacket();
+ return p && p.is<OtherPacket>() ?
+ OtherPacket(p.ptr()->as<typename OtherPacket::type>()) : OtherPacket();
}
template <class OtherPacket>
const
{
Packet p (prev(nothrow));
- return p && p.is<OtherPacket>() ? p.as<OtherPacket>() : OtherPacket();
+ return p && p.is<OtherPacket>() ?
+ OtherPacket(p.ptr()->as<typename OtherPacket::type>()) : OtherPacket();
}
template <class OtherPacket>
return ptr()->annotation<Annotation>();
}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ConcretePacket<PacketType>
// structors and default members
template <class PacketType>
prefix_ senf::ConcretePacket<PacketType>
-senf::ConcretePacket<PacketType>::createAfter(Packet const & packet, size_type size,
+senf::ConcretePacket<PacketType>::createAfter(Packet const & packet, size_type size,
senf::NoInit_t)
{
return ConcretePacket(interpreter::createAfter(packet.ptr(), size, senf::noinit));
return ParserProxy(parser());
}
+template <class PacketType>
+prefix_ senf::Packet senf::ConcretePacket<PacketType>::next(NoThrow_t)
+ const
+{
+ PacketInterpreterBase::ptr p (Packet::ptr()->next());
+ if (p) return Packet(p);
+ PacketInterpreterBase::optional_range r (type::nextPacketRange(*this));
+ return (r && ! r->empty()) ? getNext(r) : Packet();
+}
+
// private members
template <class PacketType>
-prefix_ senf::ConcretePacket<PacketType>::ConcretePacket(typename interpreter::ptr packet_)
+prefix_ senf::ConcretePacket<PacketType>::ConcretePacket(typename interpreter::ptr const & packet_)
: Packet(packet_)
{}
template <class PacketType>
-prefix_ typename senf::ConcretePacket<PacketType>::interpreter::ptr
-senf::ConcretePacket<PacketType>::ptr()
+prefix_ typename senf::ConcretePacket<PacketType>::interpreter * senf::ConcretePacket<PacketType>::ptr()
const
{
- return boost::static_pointer_cast< PacketInterpreter<PacketType> >(Packet::ptr());
+ return static_cast< PacketInterpreter<PacketType> *>( Packet::ptr().get());
}
-///////////////////////////////cti.e///////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
#undef prefix_
\f