tree cb28a671923e62b29e11e89f53912001dac8e9be
parent 3ef323f4f1fd101bc77a8d8ebdd224dfdb707e93
author Gernot Vormayr <gvormayr@gmail.com> 1556811699 +0200
committer Brad Fitzpatrick <bradfitz@golang.org> 1556819622 +0000

unix: add missing tpacket block (sub)header

This adds the missing tpacket_hdr_v1 struct, which is needed to read
tpacket_block_desc (hdr member, which is a union and therfore defined as
[40]byte). This doesn't modify block_desc so existing implementations
keep working.
Caveat: Although TpacketBDTS has a usec member, this will contain nsec
in case of tpacket v2 or v3.

Change-Id: I772939fe56cf56fc09cf4acf4013b23beb6e03c7
Reviewed-on: https://go-review.googlesource.com/c/sys/+/174861
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>