tree faa190cfa517b7330bd0482edc9c9c71190dfaee
parent b4e8571b14e03cc164df06f72b640ebce3899579
author Matt Layher <mdlayher@gmail.com> 1550784875 -0500
committer Matt Layher <mdlayher@gmail.com> 1550787718 +0000

unix: add SetsockoptSockFprog on Linux for attaching BPF filters

Adding this helper enables me to eliminate some nasty code which
invokes unix.Syscall6 directly, and which has 32-bit shims for
invoking setsockopt properly on 32-bit Linux.

Change-Id: I53ef411e4c96cef557999261760cddc00df58d8a
Reviewed-on: https://go-review.googlesource.com/c/163303
Run-TryBot: Matt Layher <mdlayher@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>