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From: Jeff Garzik <jgarzik@exmulti.com>
To: Nils Schneider <nils@nilsschneider.net>
Cc: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] Deprecating "midstate" in getwork?
Date: Tue, 27 Sep 2011 23:45:48 -0400	[thread overview]
Message-ID: <CA+8xBpfwsajD1J-GRMLgqQwop1T0n=4jqtfQmtBoRvj3rzcY7w@mail.gmail.com> (raw)
In-Reply-To: <4E80D591.2080100@nilsschneider.net>

On Mon, Sep 26, 2011 at 3:42 PM, Nils Schneider <nils@nilsschneider.net> wrote:
> I'd like to simplify the internal reference miner and remove all
> dependencies on cryptopp (it's the only place we use cryptopp instead of
> OpenSSL).
>
> Unfortunately, cryptopp is also used to calculate getwork "midstate".
> This field is redundant and the miner could easily calculate it from the
> blockheader so I'd like to remove it.
>
> Any thoughts? Where should such a change should be announced so all
> miners can be upgraded?

I think one of the pools was already working on something like that?
I'm pretty sure it can be removed, and I'm pretty sure somebody has
already field-tested that guess.
-- 
Jeff Garzik
exMULTI, Inc.
jgarzik@exmulti.com



  reply	other threads:[~2011-09-28  3:45 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-26 19:42 [Bitcoin-development] Deprecating "midstate" in getwork? Nils Schneider
2011-09-28  3:45 ` Jeff Garzik [this message]
2011-09-28  3:54   ` Luke-Jr
2011-09-29 10:23 ` John Smith
2011-09-29 11:40   ` Nils Schneider
2011-09-29 11:48     ` Stefan Thomas
2011-09-29 12:49       ` solar
2011-10-02  7:52         ` John Smith

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