-// Copyright (C) 2007
-// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
-// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
+// $Id$
+//
+// 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
return i_;
}
+prefix_ senf::PacketParserBase::data_iterator senf::PacketParserBase::i(size_type offset)
+ const
+{
+ validate(offset);
+ return boost::next(i_, offset);
+}
+
prefix_ senf::PacketParserBase::state_type senf::PacketParserBase::state()
const
{
const
{}
+prefix_ void senf::PacketParserBase::defaultInit()
+ const
+{}
+
+prefix_ senf::Packet senf::PacketParserBase::packet()
+ const
+{
+ // OUCH ... I hate this but for some awkward packet types, access to the packet
+ // from the parser is really needed (e.g. UDP when building the pseudo-header
+ // for calculating the checksum).
+ return Packet(PacketInterpreterBase::ptr(static_cast<PacketInterpreterBase*>(&data())));
+}
+
////////////////////////////////////////
// protected members
}
prefix_ bool senf::PacketParserBase::check(size_type size)
+ const
{
return size <= size_type(std::distance(i(),end()));
}
prefix_ void senf::PacketParserBase::validate(size_type size)
+ const
{
if (! check(size))
throw TruncatedPacketException();
// private members
prefix_ senf::PacketParserBase::data_iterator senf::PacketParserBase::end()
+ const
{
return data_->end();
}