From: Jeff Garzik <jgarzik@bitpay.com>
To: Mike Hearn <mike@plan99.net>
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Multisign payment protocol?
Date: Wed, 12 Mar 2014 11:35:45 -0400 [thread overview]
Message-ID: <CAJHLa0OuXyEz6gcq_dQKmGjJQf3cJjFyzjb38RCB3E6-wMLJ0g@mail.gmail.com> (raw)
In-Reply-To: <53202D51.8010008@plan99.net>
On Wed, Mar 12, 2014 at 5:48 AM, Mike Hearn <mike@plan99.net> wrote:
> CoinVault is also using a partially signed transaction format whereby
> 0-length placeholders are used for missing signatures in the transaction
> scripts.
>
> I don't know how you are implementing this/what framework you're using, but
> I suggest using placeholders that are the length of an actual expected
> signature, at least when forming the transaction. This is what bitcoinj will
> do because otherwise you could end up miscalculating the fee, which is based
> on the final size. See TransactionSignature.dummy() in the API.
The zero-length placeholder is not a new invention.
This is what bitcoind produces and expects by default, for a partially
signed transaction.
--
Jeff Garzik
Bitcoin core developer and open source evangelist
BitPay, Inc. https://bitpay.com/
next prev parent reply other threads:[~2014-03-12 15:36 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-10 17:39 [Bitcoin-development] Multisign payment protocol? Drak
2014-03-10 17:49 ` Gavin Andresen
2014-03-10 18:01 ` Alan Reiner
2014-03-11 0:04 ` kjj
2014-03-11 0:09 ` Alan Reiner
2014-03-11 0:14 ` Jeff Garzik
2014-03-11 1:15 ` Gavin Andresen
2014-03-11 11:43 ` Drak
2014-03-11 12:38 ` Jeff Garzik
2014-03-11 13:51 ` Gavin Andresen
2014-03-11 14:13 ` Jeff Garzik
2014-03-11 14:23 ` Gavin Andresen
2014-03-11 14:34 ` Jeff Garzik
2014-03-11 14:44 ` Jeff Garzik
2014-03-11 14:53 ` Gary Rowe
2014-03-11 15:18 ` Mike Hearn
2014-03-11 17:11 ` Miron
2014-03-11 15:37 ` Thomas Voegtlin
2014-03-11 21:12 ` Peter Todd
2014-03-11 17:41 ` Odinn Cyberguerrilla
2014-03-12 0:29 ` Jean-Pierre Rupp
2014-03-12 2:35 ` Alan Reiner
2014-03-12 2:48 ` Eric Lombrozo
2014-03-12 9:48 ` Mike Hearn
2014-03-12 15:35 ` Jeff Garzik [this message]
2014-03-12 16:02 ` Mike Hearn
2014-03-12 16:09 ` Drak
2014-03-12 16:14 ` Mike Hearn
2014-03-12 16:24 ` Peter Todd
2014-03-12 16:33 ` Jeff Garzik
2014-03-12 16:41 ` Mike Hearn
2014-03-12 16:47 ` Peter Todd
2014-03-12 16:57 ` Jeff Garzik
2014-03-10 17:50 ` Mike Hearn
2014-03-10 18:12 ` Jeff Garzik
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