Fixmes

Member senf::TCPPacketParser::calcChecksum () const
What about a hop-by-hop routing option? Which destination is used in IPv4 ?

Member senf::TCPPacketParser::calcChecksum () const
May there be another header between the IPv4 header and TCP? if so, we need to hack the correct protocol number here ...

Member senf::UDPPacketParser::calcChecksum () const
What about a hop-by-hop routing option? Which destination is used in IPv4 ?

Member senf::UDPPacketParser::calcChecksum () const
May there be another header between the IPv4 header and UDP? if so, we need to hack the correct protocol number here ...