Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Yr0nw-0004gK-2U for bitcoin-development@lists.sourceforge.net; Sat, 09 May 2015 09:12:16 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of petertodd.org designates 62.13.149.80 as permitted sender) client-ip=62.13.149.80; envelope-from=pete@petertodd.org; helo=outmail149080.authsmtp.com; Received: from outmail149080.authsmtp.com ([62.13.149.80]) by sog-mx-2.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1Yr0nu-0004ED-Cc for bitcoin-development@lists.sourceforge.net; Sat, 09 May 2015 09:12:16 +0000 Received: from mail-c235.authsmtp.com (mail-c235.authsmtp.com [62.13.128.235]) by punt17.authsmtp.com (8.14.2/8.14.2/) with ESMTP id t499C70M060675; Sat, 9 May 2015 10:12:07 +0100 (BST) Received: from savin.petertodd.org (75-119-251-161.dsl.teksavvy.com [75.119.251.161]) (authenticated bits=128) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id t499C1Cd041351 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Sat, 9 May 2015 10:12:04 +0100 (BST) Date: Sat, 9 May 2015 05:12:01 -0400 From: Peter Todd To: Btc Drak Message-ID: <20150509091201.GA15088@savin.petertodd.org> References: <20150504050715.GA18856@savin.petertodd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="FL5UXtIhxfXey3p5" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-Server-Quench: 75d1a3c5-f62b-11e4-b396-002590a15da7 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR aAdMdgsUFVQNAgsB AmMbWlReUV97WWc7 bA9PbARUfEhLXhtr VklWR1pVCwQmRRgI D20fIU1ycwRFfX8+ bUFqXz5cWRB7JEUu R1MCE29UeGZhPWQC AkNRcR5UcAFPdx8U a1UrBXRDAzANdhES HhM4ODE3eDlSNilR RRkIIFQOdA4gOgIC DxcaFjIjEAUMQyE0 JBU6K1kaTw4VNUM9 dEcsQ1dQKxsbDBYJ dwAA X-Authentic-SMTP: 61633532353630.1023:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 75.119.251.161/587 X-AuthVirus-Status: No virus detected - but ensure you scan with your own anti-virus system. X-Spam-Score: -1.5 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record X-Headers-End: 1Yr0nu-0004ED-Cc Cc: Bitcoin Dev Subject: Re: [Bitcoin-development] CLTV opcode allocation; long-term plans? X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 May 2015 09:12:16 -0000 --FL5UXtIhxfXey3p5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 05, 2015 at 01:54:33AM +0100, Btc Drak wrote: > > That said, if people have strong feelings about this, I would be willing > > to make OP_CLTV work as follows: > > > > 1 OP_CLTV > > > > Where the 1 selects absolute mode, and all others act as OP_NOP's. A > > future relative CLTV could then be a future soft-fork implemented as > > follows: > > > > 2 OP_CLTV > > > > On the bad side it'd be two or three days of work to rewrite all the > > existing tests and example code and update the BIP, and (slightly) gets > > us away from the well-tested existing implementation. It also may > > complicate the codebase compared to sticking with just doing a Script > > v2.0, with the additional execution environment data required for v2.0 > > scripts cleanly separated out. But all in all, the above isn't too big > > of a deal. >=20 >=20 > Adding a parameter to OP_CLTV makes it much more flexible and is the most > economic use of precious NOPs. > The extra time required is ok and it would be good to make this change to > the PR in time for the feature freeze. Done! https://github.com/bitcoin/bitcoin/pull/5496#issuecomment-100454263 --=20 'peter'[:-1]@petertodd.org 000000000000000012c438a597ad15df697888be579f4f818a30517cd60fbdc8 --FL5UXtIhxfXey3p5 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- iQGrBAEBCACVBQJVTc9dXhSAAAAAABUAQGJsb2NraGFzaEBiaXRjb2luLm9yZzAw MDAwMDAwMDAwMDAwMDAxMmM0MzhhNTk3YWQxNWRmNjk3ODg4YmU1NzlmNGY4MThh MzA1MTdjZDYwZmJkYzgvFIAAAAAAFQARcGthLWFkZHJlc3NAZ251cGcub3JncGV0 ZUBwZXRlcnRvZC5vcmcACgkQJIFAPaXwkfumQwf+IWJybdkG8fbvHymunWGNpiej BTorN70q6oEDNm+3wZkqCMqpjhdVMmmhiXtogXkE0bdUC+T28lly0E9itHu5mrGb +sF+DL/56S76Tj5jjjVCSepLiF5UuaJmhKsjQNJo+l1GWnZEMPdIiLntnVQRmD1m jMf2IICnPOGVjXSlHzMRm1tiaXysIL3DWukVu+hQxfHzLLx6tgofC3JXXxp5nrDV t9dZ4H9ZNpmy8wR1F7Iny0PNUtNNGd/LIQlH/DbWqUK2CmLnvXbITMdXKRU6o1zO evdZXOYlkuRTO4BH7Q5bNeE0CXiG1AZjaiYkE+Hau4myWOUYuone5SStdpyPMQ== =zosr -----END PGP SIGNATURE----- --FL5UXtIhxfXey3p5--