[ANNOUNCE] WireGuard Snapshot `0.0.20180118` Available
Sebastian Gottschall
s.gottschall at dd-wrt.com
Thu Jan 18 18:13:33 CET 2018
i have a comment for you. the new fiat crypto implementation blows up
the code very much. inlining all those functions makes the driver 150kb
bigger (tested on armv7)
but however the cache line size on embedded cpus is very small. often
just 32 kb, so inlining such big massive code structures may have a
negative performance effect.
remove these inlines and let the compiler decide, they are static, so
the compiler will inline them if neccessary
Sebastian
Am 18.01.2018 um 16:43 schrieb Jason A. Donenfeld:
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> Hello,
>
> A new snapshot, `0.0.20180118`, has been tagged in the git repository.
>
> Please note that this snapshot is, like the rest of the project at this point
> in time, experimental, and does not consitute a real release that would be
> considered secure and bug-free. WireGuard is generally thought to be fairly
> stable, and most likely will not crash your computer (though it may).
> However, as this is a pre-release snapshot, it comes with no guarantees, and
> its security is not yet to be depended on; it is not applicable for CVEs.
>
> With all that said, if you'd like to test this snapshot out, there are a
> few relevent changes.
>
> == Changes ==
>
> * receive: treat packet checking as irrelevant for timers
>
> Small simplification to the state machine, as discussed with Mathias
> Hall-Andersen.
>
> * socket: check for null socket before fishing out sport
> * wg-quick: ifnames have max len of 15
> * tools: plug memleak in config error path
>
> Important bug fixes.
>
> * external-tests: add python implementation
>
> Piotr Lizonczyk has contributed a test vector written in Python.
>
> * poly1305: remove indirect calls
>
> From Samuel Neves, we now are in a better position to mitigate speculative
> execution attacks.
>
> * curve25519: modularize implementation
> * curve25519: import 32-bit fiat-crypto implementation
> * curve25519: import 64-bit hacl-star implementation
> * curve25519: resolve symbol clash between fe types
> * curve25519: wire up new impls and remove donna
> * tools: import new curve25519 implementations
> * contrib: keygen-html: update curve25519 implementation
>
> Two of our Curve25519 implementations now use formally verified C. Read this
> mailing list post for more information:
> https://lists.zx2c4.com/pipermail/wireguard/2018-January/002304.html
>
> As always, the source is available at https://git.zx2c4.com/WireGuard/ and
> information about the project is available at https://www.wireguard.com/ .
>
> This snapshot is available in tarball form here:
> https://git.zx2c4.com/WireGuard/snapshot/WireGuard-0.0.20180118.tar.xz
> SHA2-256: 463f3b402deb66b7ceac8df2d50944f32683933356455d6c1c7453926db3a8a3
> BLAKE2b-256: fe7e3f12c084e50bf2794abafbe8aee48d58f318d508a59c0a4d2b27505b9d01
>
> If you're a snapshot package maintainer, please bump your package version. If
> you're a user, the WireGuard team welcomes any and all feedback on this latest
> snapshot.
>
> Finally, WireGuard development thrives on donations. By popular demand, we
> have a webpage for this: https://www.wireguard.com/donations/
>
> Thank you,
> Jason Donenfeld
>
>
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--
Mit freundlichen Grüssen / Regards
Sebastian Gottschall / CTO
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