X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=senf%2FPackets%2FMPEGDVBBundle%2FSNDUPacket.hh;fp=senf%2FPackets%2FMPEGDVBBundle%2FSNDUPacket.hh;h=1b699128c511788e9a5d0a0d4a6f608eb31636b7;hb=601d1f509f5bb24df167a4dd5a20da67a0af9af8;hp=0000000000000000000000000000000000000000;hpb=164fe477094d42463722584e527a02379ab5d985;p=senf.git

diff --git a/senf/Packets/MPEGDVBBundle/SNDUPacket.hh b/senf/Packets/MPEGDVBBundle/SNDUPacket.hh
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+++ b/senf/Packets/MPEGDVBBundle/SNDUPacket.hh
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+// $Id$
+//
+// Copyright (C) 2007
+// Fraunhofer Institute for Open Communication Systems (FOKUS)
+// Competence Center NETwork research (NET), St. Augustin, GERMANY
+//     Thorsten Horstmann <tho@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 SNDUPacket public header */
+
+#ifndef HH_SENF_Packets_MPEGDVBBundle_SNDUPacket_
+#define HH_SENF_Packets_MPEGDVBBundle_SNDUPacket_ 1
+
+// Custom includes
+#include <algorithm>
+#include <boost/crc.hpp>
+#include "../../Packets/Packets.hh"
+#include "../DefaultBundle/EthernetPacket.hh"
+
+//#include "SNDUPacket.mpp"
+///////////////////////////////hh.p////////////////////////////////////////
+
+namespace senf {
+
+    /** \brief parse ULE SNDU Packet
+    
+        Parser implementing the header and trailer of a ULE SNDU Packet
+        
+        \see SNDUPacketType
+     */
+    struct SNDUPacketParser : public PacketParserBase
+    {
+#       include SENF_PARSER()
+
+        /* We first define the fields as they appear in the field. Some of the fields are declared
+           private. We provide custom accessors for those fields further down. */
+
+        SENF_PARSER_PRIVATE_BITFIELD ( d_bit_       ,  1 , unsigned );
+        SENF_PARSER_BITFIELD         ( length       , 15 , unsigned );
+        SENF_PARSER_FIELD            ( type         , UInt16Parser  );
+        SENF_PARSER_PRIVATE_VARIANT  ( destination_ , d_bit_        , 
+                                                      (MACAddressParser) (VoidPacketParser) );
+        
+        SENF_PARSER_FINALIZE( SNDUPacketParser );
+        
+        MACAddressParser destination()         /// Only defined if d_bit() == \c false
+            { return destination_().get<0>(); }
+
+        bool d_bit()                    /// Destination absent bit
+            { return d_bit_(); }
+
+        void withDestination()          /// Clear destination absent bit
+            { destination_().init<0>(); }
+        
+        void withoutDestination()       /// Set destination absent bit
+            { destination_().init<1>(); }
+
+        UInt32Parser crc() 
+            { return parse<UInt32Parser>( data().size() - 4 ); }
+
+        boost::uint32_t calcCrc() const;
+    };
+
+    
+    struct ULEExtHeaderTypes {
+        typedef boost::uint16_t key_t;
+    };
+    
+    /** \brief ULE SNDU Packet
+        
+        \par Packet type (typedef):
+            \ref SNDUPacket
+
+        \par Fields:
+            \ref SNDUPacketParser
+            \image html SNDUPacket.png
+
+        \ingroup protocolbundle_mpegdvb
+     */
+    struct SNDUPacketType
+        : public PacketTypeBase
+//          public PacketTypeMixin<SNDUPacketType, ULEExtHeaderTypes>
+    {
+//        typedef PacketTypeMixin<SNDUPacketType, ULEExtHeaderType> mixin;
+        typedef ConcretePacket<SNDUPacketType> packet;
+        typedef SNDUPacketParser parser;
+
+//        using mixin::nextPacketRange;
+//        using mixin::nextPacketType;
+//        using mixin::init;
+        
+//        static key_t nextPacketKey(packet p);
+        
+        static void init(packet p);
+
+        static factory_t nextPacketType(packet p);
+        
+        static optional_range nextPacketRange(packet p);
+        
+        static void dump(packet p, std::ostream & os);
+        
+        static PacketParserBase::size_type initSize();
+        
+        static PacketParserBase::size_type initHeadSize();
+    };
+        
+    typedef SNDUPacketType::packet SNDUPacket;
+    
+    typedef boost::crc_optimal<32, 0x04C11DB7, 0xFFFFFFFF, 0, false, false> ule_crc32;
+
+
+    /*!
+     \def ULE_END_INDICATOR 
+         ULE End Indicator; indicates to the receiver that there are no 
+         further SNDUs present within the current TS packet.
+    */
+#   define ULE_END_INDICATOR 0xffff
+}
+
+
+///////////////////////////////hh.e////////////////////////////////////////
+//#include "SNDUPacket.cci"
+//#include "SNDUPacket.ct"
+//#include "SNDUPacket.cti"
+#endif
+
+
+// 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: