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Packet.cci

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// $Id: Packet.cci 1762 2011-01-13 12:20:09Z tho $
//
// Copyright (C) 2007
// Fraunhofer (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.
//
// 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.
//
// 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.

// Custom includes
#include <senf/Utils/senfassert.hh>

#define prefix_ inline
//-/////////////////////////////////////////////////////////////////////////////////////////////////

//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::Packet

// protected members

prefix_  senf::Packet::Packet(PacketInterpreterBase::ptr const & packet)
    : packet_(packet)
{}

prefix_ senf::PacketInterpreterBase::ptr const & senf::Packet::ptr()
    const
{
    SENF_ASSERT(packet_, "Invalid operation (dereferencing) on in-valid() Packet");
    return packet_;
}

// public structors

prefix_ senf::Packet::Packet()
{}

// public members

prefix_ senf::Packet senf::Packet::clone()
    const
{
    return Packet(ptr()->clone());
}

// Interpreter chain access

prefix_ senf::Packet senf::Packet::next(NoThrow_t)
    const
{
    PacketInterpreterBase::ptr p (ptr()->next());
    if (p) return Packet(p);
    PacketInterpreterBase::optional_range r (ptr()->nextPacketRange());
    return (r && ! r->empty()) ? getNext() : Packet();
}

prefix_ senf::Packet senf::Packet::next()
    const
{
    Packet p (next(nothrow));
    if (!p) throw InvalidPacketChainException();
    return p;
}

prefix_ senf::Packet senf::Packet::prev(NoThrow_t)
    const
{
    return Packet(ptr()->prev());
}

prefix_ senf::Packet senf::Packet::prev()
    const
{
    Packet p (prev(nothrow));
    if (!p) throw InvalidPacketChainException();
    return p;
}

prefix_ senf::Packet senf::Packet::first()
    const
{
    return Packet(ptr()->first());
}

prefix_ senf::Packet senf::Packet::last()
    const
{
    Packet p (ptr()->last());
    return p.next(nothrow) ? getLast() : p;
}

prefix_ senf::Packet senf::Packet::parseNextAs(factory_t factory)
    const
{
    return Packet(ptr()->parseNextAs(factory));
}

prefix_ senf::Packet senf::Packet::append(Packet const & packet)
    const
{
    return Packet(ptr()->append(packet.ptr()));
}

// Data access

prefix_ senf::PacketData & senf::Packet::data()
    const
{
    return ptr()->data();
}

prefix_ senf::Packet::size_type senf::Packet::size()
    const
{
    return data().size();
}

// Other methods

prefix_ bool senf::Packet::operator==(Packet const & other)
    const
{
    return ptr() == other.ptr();
}

prefix_ void senf::Packet::finalizeThis()
{
    ptr()->finalizeThis();
}

prefix_ void senf::Packet::finalizeTo(Packet const & other)
{
    ptr()->finalizeTo(other.ptr());
}

prefix_ void senf::Packet::finalizeAll()
{
    ptr()->finalizeTo(last().ptr());
}

prefix_ senf::TypeIdValue senf::Packet::typeId()
    const
{
    return ptr()->typeId();
}

prefix_ senf::Packet::factory_t senf::Packet::factory()
    const
{
    return ptr()->factory();
}

prefix_ unsigned long senf::Packet::id()
    const
{
    return reinterpret_cast<unsigned long>(&ptr()->impl());
}

prefix_ bool senf::Packet::boolean_test()
    const
{
    return packet_ && packet_->valid();
}

prefix_ bool senf::Packet::valid()
    const
{
    return *this;
}

prefix_ bool senf::Packet::is_shared()
    const
{
    return ptr()->is_shared() || (ptr()->impl().refcount() > 1);
}

prefix_ void senf::Packet::reparse()
    const
{
    return ptr()->reparse();
}

prefix_ void senf::Packet::clearAnnotations()
{
    return ptr()->clearAnnotations();
}

template <class PacketType, class Parser>
prefix_ Parser senf::operator<<(Parser target, ConcretePacket<PacketType> const & packet)
{
    target << packet.parser();
    return target;
}

//-/////////////////////////////////////////////////////////////////////////////////////////////////
#undef prefix_


// Local Variables:
// mode: c++
// fill-column: 100
// c-file-style: "senf"
// indent-tabs-mode: nil
// ispell-local-dictionary: "american"
// compile-command: "scons -u test"
// comment-column: 40
// End:

---

Contact: senf-dev@lists.berlios.de | © 2006-2010 Fraunhofer Institute for Open Communication Systems, Network Research