X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=senf%2FPackets%2FAuxParser.hh;fp=senf%2FPackets%2FAuxParser.hh;h=cdba7038b543822330f6528ff4968aec66595347;hb=601d1f509f5bb24df167a4dd5a20da67a0af9af8;hp=0000000000000000000000000000000000000000;hpb=164fe477094d42463722584e527a02379ab5d985;p=senf.git

diff --git a/senf/Packets/AuxParser.hh b/senf/Packets/AuxParser.hh
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+// $Id$
+//
+// Copyright (C) 2008 
+// 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.
+//
+// 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.
+
+/** \file
+    \brief AuxParser public header */
+
+#ifndef HH_SENF_Packets_AuxParser_
+#define HH_SENF_Packets_AuxParser_ 1
+
+#ifndef HH_SENF_Packets_Packets_
+#error "Don't include 'AuxParser.hh' directly, include 'Packets.hh'"
+#endif
+
+// Custom includes
+#include "PacketParser.hh"
+#include "SafeIterator.hh"
+
+//#include "AuxParser.mpp"
+///////////////////////////////hh.p////////////////////////////////////////
+
+namespace senf {
+namespace detail {
+
+    /** \brief Internal: Prefix aux-parser policy
+
+        Place auxiliary field directly before a container/collection.
+     */
+    template <class P>
+    struct PrefixAuxParserPolicy
+    {
+        typedef PrefixAuxParserPolicy WrapperPolicy;
+        typedef PrefixAuxParserPolicy ParserPolicy;
+
+        static PacketParserBase::size_type const aux_bytes = P::fixed_bytes;
+        
+        typename P::value_type aux(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        void aux(typename P::value_type const & v, PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        PacketParserBase::data_iterator adjust(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+    };
+
+    /** \brief Internal: Fixed distance aux-parser policy
+
+        Place auxiliary field a fixed distance before the container/collection
+     */
+    template <class P, unsigned Dist>
+    struct FixedAuxParserPolicy
+    {
+        typedef FixedAuxParserPolicy WrapperPolicy;
+        typedef FixedAuxParserPolicy ParserPolicy;
+
+        static PacketParserBase::size_type const aux_bytes = 0;
+        
+        typename P::value_type aux(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        void aux(typename P::value_type const & v, PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        PacketParserBase::data_iterator adjust(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+    };
+
+    template <class P> struct DynamicWrapperAuxParserPolicy;
+    
+    /** \brief Internal: Dynamic aux-parser policy
+
+        Place auxiliary field at a variable distance before the container/collection
+     */
+    template <class P>
+    struct DynamicAuxParserPolicy
+    {
+        typedef DynamicWrapperAuxParserPolicy<P> WrapperPolicy;
+        typedef DynamicAuxParserPolicy<P> ParserPolicy;
+
+        static PacketParserBase::size_type const aux_bytes = 0;
+
+        DynamicAuxParserPolicy(P p);
+        DynamicAuxParserPolicy(WrapperPolicy const & other);
+        
+        typename P::value_type aux(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        void aux(typename P::value_type const & v, PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        PacketParserBase::data_iterator adjust(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+
+        mutable P p_;
+    };
+
+    /** \brief Internal: Dynamic aux-parser policy (container wrapper)
+
+        Place auxiliary field at a variable distance before the container/collection. This is the
+        wrapper policy used by DynamicAuxParserPolicy
+     */
+    template <class P>
+    struct DynamicWrapperAuxParserPolicy
+    {
+        typedef DynamicWrapperAuxParserPolicy<P> WrapperPolicy;
+        typedef DynamicAuxParserPolicy<P> ParserPolicy;
+
+        static PacketParserBase::size_type const aux_bytes = 0;
+
+        DynamicWrapperAuxParserPolicy(ParserPolicy const & other);
+        
+        typename P::value_type aux(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        void aux(typename P::value_type const & v, PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        PacketParserBase::data_iterator adjust(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+
+        mutable SafePacketParserWrapper<P> p_;
+    };
+
+    /** \brief Internal: Apply transformation to arbitrary aux-parser policy
+
+        Transform must satisfy the interface
+        \code
+        struct Transform
+        {
+            typedef unspecified value_type;
+            static value_type get(unspecified v);
+            static unspecified set(value_type v);
+        };
+        \endcode
+     */
+    template <class Policy, class Transform>
+    struct TransformAuxParserPolicy
+        : public Policy
+    {
+        typedef TransformAuxParserPolicy<typename Policy::WrapperPolicy, Transform> WrapperPolicy;
+        typedef TransformAuxParserPolicy<typename Policy::ParserPolicy, Transform> ParserPolicy;
+
+        static PacketParserBase::size_type const aux_bytes = Policy::aux_bytes;
+        
+        TransformAuxParserPolicy();
+        template <class Arg> TransformAuxParserPolicy(Arg const & arg);
+
+        typename Transform::value_type aux(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        void aux(typename Transform::value_type const & v, PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+    };
+
+    struct PacketSizeAuxParserPolicy
+    {
+        typedef PacketSizeAuxParserPolicy WrapperPolicy;
+        typedef PacketSizeAuxParserPolicy ParserPolicy;
+
+        static PacketParserBase::size_type const aux_bytes = 0;
+
+        PacketParserBase::size_type aux(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        void aux(unsigned v, PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+        PacketParserBase::data_iterator adjust(PacketParserBase::data_iterator i, PacketParserBase::state_type s) const;
+    };
+}}
+
+///////////////////////////////hh.e////////////////////////////////////////
+#endif
+#if !defined(HH_SENF_Packets_Packets__decls_) && !defined(HH_SENF_Packets_AuxParser_i_)
+#define HH_SENF_Packets_AuxParser_i_
+#include "AuxParser.cci"
+//#include "AuxParser.ct"
+#include "AuxParser.cti"
+#endif
+
+
+// Local Variables:
+// mode: c++
+// fill-column: 100
+// comment-column: 40
+// c-file-style: "senf"
+// indent-tabs-mode: nil
+// ispell-local-dictionary: "american"
+// compile-command: "scons -u test"
+// End: