K 10
svn:author
V 9
vmaffione
K 8
svn:date
V 27
2018-11-19T08:55:26.116048Z
K 7
svn:log
V 305
MFC r340325

netmap: pkt-gen: several updates from upstream

Various improvements to the netmap pkt-gen program:

 - indentation fixes
 - support for IPV6
 - fixes to checksum computation
 - support for NS_MOREFRAG
 - rate limiting in ping mode

Differential Revision:  https://reviews.freebsd.org/D17698

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