Packets: Restructure documentation

[senf.git] / Packets / DefaultBundle / IPv4Packet.cc

diff --git a/Packets/DefaultBundle/IPv4Packet.cc b/Packets/DefaultBundle/IPv4Packet.cc
index f534aa1..2a9fa1a 100644 (file)
--- a/Packets/DefaultBundle/IPv4Packet.cc
+++ b/Packets/DefaultBundle/IPv4Packet.cc
@@ -1,8 +1,8 @@
 // $Id$
 //
 // Copyright (C) 2006
-// Fraunhofer Institute for Open Communication Systems (FOKUS) 
-// Competence Center NETwork research (NET), St. Augustin, GERMANY 
+// 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
@@ -55,9 +55,6 @@ prefix_ boost::uint16_t senf::IPv4PacketParser::calcChecksum()
     validate(bytes(*this));
     IpChecksum summer;
     summer.feed( i(),                   i()+checksum_offset );
-    // Not needed since the number of 0-bytes is even
-    // summer.feed( 0u );
-    // summer.feed( 0u );
     summer.feed( i()+checksum_offset+2, i()+bytes(*this)    );
     return summer.sum();
 }
@@ -88,7 +85,7 @@ prefix_ void senf::IPv4PacketType::dump(packet p, std::ostream & os)
 prefix_ void senf::IPv4PacketType::finalize(packet p)
 {
     p->length()   << p.size();
-    p->protocol() << key(p.next());
+    p->protocol() << key(p.next(nothrow));
     p->checksum() << p->calcChecksum();
 }