X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Packets%2FDefaultBundle%2FUDPPacket.hh;h=2c662d336373d34d91f106b4eabf3cd2e48eb162;hb=6a3a31fb7b2d2a5e8ae6d67d50797700274fb34e;hp=e42bbc450eff0d86cbf712f61a10b8de1f22102c;hpb=8d2d26f114d3df0a60c5c516fcf40671b1e55558;p=senf.git

diff --git a/Packets/DefaultBundle/UDPPacket.hh b/Packets/DefaultBundle/UDPPacket.hh
index e42bbc4..2c662d3 100644
--- a/Packets/DefaultBundle/UDPPacket.hh
+++ b/Packets/DefaultBundle/UDPPacket.hh
@@ -43,26 +43,20 @@ namespace senf {
      */
     struct Parse_UDP : public PacketParserBase
     {
-        typedef Parse_UInt16 Parse_16bit;
+#       include SENF_FIXED_PARSER()
 
-#       ifndef DOXYGEN
+        SENF_PARSER_FIELD( source,      senf::Parse_UInt16 );
+        SENF_PARSER_FIELD( destination, senf::Parse_UInt16 );
+        SENF_PARSER_FIELD( length,      senf::Parse_UInt16 );
+        SENF_PARSER_FIELD( checksum,    senf::Parse_UInt16 );
 
-        SENF_PACKET_PARSER_INIT(Parse_UDP);
+        SENF_PARSER_FINALIZE(Parse_UDP);
 
-        SENF_PACKET_PARSER_DEFINE_FIXED_FIELDS(
-            ((Field)( source,      Parse_16bit ))
-            ((Field)( destination, Parse_16bit ))
-            ((Field)( length,      Parse_16bit ))
-            ((Field)( crc,         Parse_16bit )) );
+        boost::uint16_t calcChecksum() const;
 
-#       else
-
-        Parse_16bit source();
-        Parse_16bit destination();
-        Parse_16bit length();
-        Parse_16bit crc();
-
-#       endif
+        bool validateChecksum() const {
+            return checksum() == 0u || checksum() == calcChecksum();
+        }
     };
 
     /** \brief UDP packet
@@ -73,25 +67,32 @@ namespace senf {
         \par Fields:
             \ref Parse_UDP
 
+        \par Finalize action:
+            Set \a length from payload size\n
+            Calculate \a checksum
+
         \ingroup protocolbundle_default
      */
     struct UDPPacketType
         : public PacketTypeBase,
           public PacketTypeMixin<UDPPacketType>
     {
+#ifndef DOXYGEN
         typedef PacketTypeMixin<UDPPacketType> mixin;
         typedef ConcretePacket<UDPPacketType> packet;
         typedef Parse_UDP parser;
-
+#endif
         using mixin::nextPacketRange;
         using mixin::initSize;
         using mixin::init;
 
         static void dump(packet p, std::ostream & os);
+
+        static void finalize(packet p);
     };
 
     /** \brief UDP packet typedef */
-    typedef UDPPacketType::packet UDPPacket;
+    typedef ConcretePacket<UDPPacketType> UDPPacket;
 }