From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 9F839C5F for ; Mon, 7 Mar 2016 21:09:13 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-vk0-f46.google.com (mail-vk0-f46.google.com [209.85.213.46]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id F05AD173 for ; Mon, 7 Mar 2016 21:09:12 +0000 (UTC) Received: by mail-vk0-f46.google.com with SMTP id e6so132185897vkh.2 for ; Mon, 07 Mar 2016 13:09:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:cc; bh=lFl5ffI4z3Js7ObX2i10BqAFi577n0pY8f3f0I7Gy8w=; b=IVoWeTNDdelNj2C51T7xOPgdDiptF0YHohoQqasYgkYpJHednRY82K1H3J2uiz9NNv 6UY+JOai+gMuMxqfHs8zwduHaCByDk8eDh5RPA9j3hfxH5+Ek9ufHGaLBa2zvdqePZfE jgtX8BH9gRhfUUMRMh5ESHXtX1C5m/9Vz+u9zLApS4k1WQs/Qg5W3VyL0OMFGzcXAert X2tVhFPoG696f1FvnSvOhT8f/z5A9FR0+LRu2KV4eSvi6AaHtRtDv406bngF7ST/a/0P M22tHWrJ0nOx516h5qdVXCOGw2xK2lGeU6eXt58VAWxGRaa9FIiN4djLPEQS4twN/qEL z4Zw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:cc; bh=lFl5ffI4z3Js7ObX2i10BqAFi577n0pY8f3f0I7Gy8w=; b=iM3fTSJ9JwKOTNRNZP8RZS5LVlGjfYL2juuCb2bg/is8TUM6p0t01HiljbNojiU0Gc ZaI6XGdC+vJC/xidCQamxbvdUEqu/FI2vEei2j/oIjt3eIccNF9jArO8sDf06YK/hzVn mvsZ4WIPnu1AWyWIRX1WbRmDkTkviMKuWIECesm57VBy65N9xEYS9S/yIYdInOIFikBN JqXGL1c//IpcUiFRBq6UyWwpzUTcC1FCvieGvzZ5yQNuatqjGvRLZI7s6qGoYHUKkjHG jAKvdjikzGnfH99LFVstNK3ZsOCKpLxH9/67FK39IijZYFHouZ35WtBbV0MtJ+9It3iD D+cw== X-Gm-Message-State: AD7BkJIzylyXNOfTYUbgDoYKlbr9Ub0wbdXxYgE5hhAy9X/kuMw6M0IByheyEDs8ghkCt/iZkENAILMjpoID3Q== MIME-Version: 1.0 X-Received: by 10.31.172.135 with SMTP id v129mr20750600vke.154.1457384952167; Mon, 07 Mar 2016 13:09:12 -0800 (PST) Received: by 10.176.2.52 with HTTP; Mon, 7 Mar 2016 13:09:12 -0800 (PST) In-Reply-To: References: Date: Mon, 7 Mar 2016 21:09:12 +0000 Message-ID: From: Tier Nolan Cc: Bitcoin Dev Content-Type: multipart/alternative; boundary=001a1143e3dc601327052d7be0e1 X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,HTML_MESSAGE,MISSING_HEADERS, RCVD_IN_DNSWL_LOW autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Tue, 08 Mar 2016 06:58:23 +0000 Subject: Re: [bitcoin-dev] Services bit for xthin blocks X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Development Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Mar 2016 21:09:13 -0000 X-List-Received-Date: Mon, 07 Mar 2016 21:09:13 -0000 --001a1143e3dc601327052d7be0e1 Content-Type: text/plain; charset=UTF-8 These are the relevant info BIPs. NODE_GETUTXO https://github.com/bitcoin/bips/blob/master/bip-0064.mediawiki NODE_BLOOM: https://github.com/bitcoin/bips/blob/master/bip-0111.mediawiki The relevant code is here: https://github.com/bitcoin/bitcoin/blob/master/src/protocol.h#L228 The NODE_GETUTXO bit was included even though it is not supported by core. (It is one of XT's features). I think you need to be able to reasonably claim that the bit is useful and will have actual users, before you can claim a bit. You can also claim one of the free for all bits 24 - 31, but that is supposed to be only temporary. Giving a link to "thin blocks" would help promote discussion about its merits. On Mon, Mar 7, 2016 at 8:06 PM, G. Andrew Stone via bitcoin-dev < bitcoin-dev@lists.linuxfoundation.org> wrote: > The Bitcoin Unlimited client needs a services bit to indicate that the > node is capable of communicating thin blocks. We propose to use bit 4 as > AFAIK bit 3 is already earmarked for Segregated Witness. > > Andrew > > _______________________________________________ > bitcoin-dev mailing list > bitcoin-dev@lists.linuxfoundation.org > https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev > > --001a1143e3dc601327052d7be0e1 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
The NODE_GETUTXO bit was included even though it is not s= upported by core.=C2=A0 (It is one of XT's features).

I th= ink you need to be able to reasonably claim that the bit is useful and wil= l have actual users, before you can claim a bit.

You can = also claim one of the free for all bits 24 - 31, but that is supposed to be= only temporary.

Giving a link to "thin blocks= " would help promote discussion about its merits.

On Mon, Mar 7, 2016 at 8:06 PM, = G. Andrew Stone via bitcoin-dev <bitcoin-dev@lists.lin= uxfoundation.org> wrote:
The Bitcoin Unlimited client needs a services bit to in= dicate that the node is capable of communicating thin blocks.=C2=A0 We prop= ose to use bit 4 as AFAIK bit 3 is already earmarked for Segregated Witness= .

Andrew

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