Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Uz3EB-0002QG-OK for bitcoin-development@lists.sourceforge.net; Tue, 16 Jul 2013 11:15:31 +0000 X-ACL-Warn: Received: from mail-ea0-f181.google.com ([209.85.215.181]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1Uz3E8-0004pi-G1 for bitcoin-development@lists.sourceforge.net; Tue, 16 Jul 2013 11:15:31 +0000 Received: by mail-ea0-f181.google.com with SMTP id a15so300023eae.40 for ; Tue, 16 Jul 2013 04:15:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=sender:subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer :x-gm-message-state; bh=vG3421LfMBNknI+IKYRRC62y//CC5DrTM+mGZQedKzg=; b=Oic/wr70FIgz66MOG1GJfxgBsP2ZS1um8FlYJ6SbtJdWt1lkZE/HkyiRcE2bONwA+J 0btRAGTTogErKos9e2dSvXKdHQDJ2IFBhPncms4/kJfbFgUPM4pPUZ7gxsGO8ZVNNZva G3FjmeRIXyx2OE7Z/rTZ1R/q6CXW9et8dJcvdl0Nr9JKQOoRsV25WeB+mmJKI/vg1J8N +Egtl2nkBPwhllk41K/7W6uA70ceM+LgHKye3Cy1WWSbu/TJM+EcUoGI6/PzEVvX+qvg lL5ltuDvq/O/ThrPodB/q8pDc6U0r5UpbH6obVWCwqb2YWlFKkLJ4JB388QI90Bfrve7 TWAw== X-Received: by 10.15.31.198 with SMTP id y46mr839181eeu.135.1373970163403; Tue, 16 Jul 2013 03:22:43 -0700 (PDT) Received: from [127.0.0.1] ([84.200.19.70]) by mx.google.com with ESMTPSA id ci50sm1435576eeb.12.2013.07.16.03.21.53 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 16 Jul 2013 03:22:42 -0700 (PDT) Sender: w grabhive Mime-Version: 1.0 (Apple Message framework v1283) Content-Type: text/plain; charset=us-ascii From: Wendell In-Reply-To: Date: Tue, 16 Jul 2013 12:17:46 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <2A1C412D-414E-4C41-8E20-F0D21F801328@grabhive.com> References: <3E7894A0-06F3-453D-87F8-975A244EBACF@include7.ch> <2BDA0943-22BB-4405-9AF0-86FB41FD04A6@include7.ch> <2F20A509-13A9-4C84-86D7-A15C21BACD53@include7.ch> To: Mike Hearn X-Mailer: Apple Mail (2.1283) X-Gm-Message-State: ALoCoQk79h/Jeda0eDrm1QJ9wzIPdwPiFgZBChq+7uqGuO0Uwgis1SuhBH9DPtXN6BD6FlwX4uRP X-Spam-Score: 2.7 (++) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. 1.5 RCVD_IN_PSBL RBL: Received via a relay in PSBL [84.200.19.70 listed in psbl.surriel.com] 1.2 RCVD_IN_BL_SPAMCOP_NET RBL: Received via a relay in bl.spamcop.net [Blocked - see ] X-Headers-End: 1Uz3E8-0004pi-G1 Cc: Bitcoin Dev , Jonas Schnelli Subject: Re: [Bitcoin-development] Introducing BitcoinKit.framework 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: Tue, 16 Jul 2013 11:15:31 -0000 I for one would be interested in taking a look at that. In San Jose I was asking around about the possibility of hiring someone = to complete such a patch. Pieter Wuille introduced me to Eric Lombrozo, = who expressed interest, but has since gotten quite busy. So we haven't = arrived at a detailed estimate of what it would involve. Maybe it would be better to start a completely new thread for this = topic, but I would very much be interested in an open dissection of what = adding SPV support to bitcoind would take. I am willing to fund or = (ideally) co-fund this endeavor, if I can ever get my head around it. = I'm super interested in all of these possibilities (including = micro-stripped-VMs and transpilation), but would simply like to = encourage the proliferation of _options_ whenever possible. -wendell grabhive.com | twitter.com/grabhive On Jul 16, 2013, at 11:51 AM, Mike Hearn wrote: > If you wanted to implement SPV mode in bitcoind, Gavin or I could send = you Satoshi's old patch although of course it is no longer usable. It = would indicate the basic cut lines though.=20