From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 102325 invoked by alias); 8 Jan 2019 16:21:49 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 102314 invoked by uid 89); 8 Jan 2019 16:21:49 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-100.4 required=5.0 tests=BAYES_00,GOOD_FROM_CORINNA_CYGWIN,KAM_LAZY_DOMAIN_SECURITY,KAM_NUMSUBJECT,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.2 spammy=attack, reading X-HELO: mout.kundenserver.de Received: from mout.kundenserver.de (HELO mout.kundenserver.de) (212.227.17.24) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 08 Jan 2019 16:21:47 +0000 Received: from calimero.vinschen.de ([24.134.7.25]) by mrelayeu.kundenserver.de (mreue109 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MBltK-1gZE6b2ttE-00CCEI; Tue, 08 Jan 2019 17:21:41 +0100 Received: by calimero.vinschen.de (Postfix, from userid 500) id 531B5A8075F; Tue, 8 Jan 2019 17:21:40 +0100 (CET) Date: Tue, 08 Jan 2019 16:21:00 -0000 From: Corinna Vinschen To: Brian Inglis Cc: cygwin@cygwin.com Subject: Re: [ANNOUNCEMENT] attr 2.4.48-2 Message-ID: <20190108162140.GH593@calimero.vinschen.de> Reply-To: cygwin@cygwin.com Mail-Followup-To: Brian Inglis , cygwin@cygwin.com References: <792facca-bc23-d5c0-76af-336a95e455c1@SystematicSw.ab.ca> <20181220222241.GA3310@calimero.vinschen.de> <20190108112905.GG593@calimero.vinschen.de> <4f0abfa6-466d-66b6-25d4-073e97dadfc9@SystematicSw.ab.ca> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="pQhZXvAqiZgbeUkD" Content-Disposition: inline In-Reply-To: <4f0abfa6-466d-66b6-25d4-073e97dadfc9@SystematicSw.ab.ca> User-Agent: Mutt/1.10.1 (2018-07-13) X-SW-Source: 2019-01/txt/msg00037.txt.bz2 --pQhZXvAqiZgbeUkD Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-length: 1608 On Jan 8 08:36, Brian Inglis wrote: > On 2019-01-08 04:29, Corinna Vinschen wrote: > > On Dec 20 23:22, Corinna Vinschen wrote: > >> On Dec 20 09:03, Brian Inglis wrote: > >>> On 2018-12-20 03:04, Corinna Vinschen wrote: > >>>> The following packages have been uploaded to the Cygwin distribution: > >>>> * attr-2.4.48-2 > >>>> * libattr-devel-2.4.48-2 > >>>> * libattr1-2.4.48-2 > >>> Does this release support listing Windows Alternate Data Streams, as = the Linux > >>> release does with Tuxera NTFS-3G? > >> libattr only supports reading and writing EAs, it has no capabilities = to > >> read or write ADS. Ntfs-3g supports the streams_interface=3Dwindows > >> option which allows to read ADS. This also adds the ntfs.streams.list > >> EA to a file with named ADS. So attr/getfattr can only inspect the > >> ntfs.streams.list EA because the NTFS-3G driver creates them on the fly > >> when inspecting the file EAs. > >> tl;dr: No, sorry. This could only work if Cygwin fakes the > >> ntfs.streams.list EA per file just like the NTFS-3G driver. > >> Patches welcome. Looks like a nice little project if you want to get > >> your hands dirty. The functions to handle EAs are pretty > >> self-sufficiently implemented in ntea.cc. A little loop about > >> NtQueryInformationFile(FileStreamInformation) should do it. > > Would that be something you'd like to work on, Brian? >=20 > Not anything I really knew or cared about, except as a potential attack v= ector > or Windows curiosity. Too bad, but I guess the functionality isn't that important. Corinna --=20 Corinna Vinschen Cygwin Maintainer --pQhZXvAqiZgbeUkD Content-Type: application/pgp-signature; name="signature.asc" Content-length: 833 -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEoVYPmneWZnwT6kwF9TYGna5ET6AFAlw0zhQACgkQ9TYGna5E T6A60Q/7BwSp3R6178VMAEtUgoAFnB+ZmW5vHhzZ4RCB7zyvVEtGKqAoY8i7WZHG 1hb51NxdOuWNhJgJLq/mYxSypqckyrE4r0/7fo/MFuiKucDb+kwAkyibUevcL+Lu AFC0BwVIWURxAewL+1cYMcDhhyWTGTV3bsDicM3WSTaYoZnrRUPY4Y7aKbZ7VYlQ 4+2u2r6oYhSiK7orTFLIjLNYIP5ljTM9GTVw8A1FJ+TU7ojK+tMsFRu/qKeg1eAJ glyv4ADTFe4BLPzjmvuwSbGPOanMvJ4/x+6mrEvNW/wmSr8NIXKu+cI51qe+GrRc 5BAH5ufKg19w9+gbKyxDMOHi94TE3xu6G3vNnJM46TmxUWdgFfmJjkGG7suSHYV2 f2SLkNSzLq2SvYG1HGcDvkqpex9hI9OKXZqqb9kLuqvtNpSUmho82Ja4ahXeiRsg ihs7F4m3WZdwjxzMUfI5jEInumS1x9EWXsBNa/ooKl5bcvMuc2BXgiWfSbc/evWW AW21Z6dcGIeB64aomNKFVqI/QDrwblsQfLRmtwYgpEiEV+0EDQLWDYYGGtYlX/z8 9d+YXGlkLPDCI7BhoyVS0jJv3kZ2EobrDx1X3vWfwY4JNoi4JObucQLd18dN1jct xpWYpzE3E3tW7w7vvLDwZYTqGSgmWe6/PdzixIZiHmGUzhmjPC8= =6to2 -----END PGP SIGNATURE----- --pQhZXvAqiZgbeUkD--