1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
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 <pete@petertodd.org>) 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 <pete@petertodd.org>
To: Btc Drak <btcdrak@gmail.com>
Message-ID: <20150509091201.GA15088@savin.petertodd.org>
References: <20150504050715.GA18856@savin.petertodd.org>
<CADJgMzs3D=6pNOQhU3ubi6=C8javRtwL0VuGFWvU+6SiuB0YWg@mail.gmail.com>
MIME-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha256;
protocol="application/pgp-signature"; boundary="FL5UXtIhxfXey3p5"
Content-Disposition: inline
In-Reply-To: <CADJgMzs3D=6pNOQhU3ubi6=C8javRtwL0VuGFWvU+6SiuB0YWg@mail.gmail.com>
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 <bitcoin-development@lists.sourceforge.net>
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: <bitcoin-development.lists.sourceforge.net>
List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>,
<mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe>
List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development>
List-Post: <mailto:bitcoin-development@lists.sourceforge.net>
List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help>
List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>,
<mailto:bitcoin-development-request@lists.sourceforge.net?subject=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:
> >
> > <nLockTime> 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:
> >
> > <relative nLockTime> 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-----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==
=zosr
-----END PGP SIGNATURE-----
--FL5UXtIhxfXey3p5--
|
