From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 44305 invoked by alias); 27 Jun 2016 09:35:27 -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 42873 invoked by uid 89); 27 Jun 2016 09:35:26 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=2.0 required=5.0 tests=BAYES_50,FREEMAIL_FROM,KAM_THEBAT,MIME_BASE64_BLANKS,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=no version=3.3.2 spammy=H*UA:Bat!, H*x:Bat!, H*UA:Home, H*x:Home X-HELO: forward3o.cmail.yandex.net Received: from forward3o.cmail.yandex.net (HELO forward3o.cmail.yandex.net) (37.9.109.247) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Mon, 27 Jun 2016 09:35:08 +0000 Received: from smtp4o.mail.yandex.net (smtp4o.mail.yandex.net [IPv6:2a02:6b8:0:1a2d::28]) by forward3o.cmail.yandex.net (Yandex) with ESMTP id 783AF20F9E; Mon, 27 Jun 2016 12:35:04 +0300 (MSK) Received: from smtp4o.mail.yandex.net (localhost [127.0.0.1]) by smtp4o.mail.yandex.net (Yandex) with ESMTP id 2B0AC2320115; Mon, 27 Jun 2016 12:35:04 +0300 (MSK) Received: by smtp4o.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id R518DPYx5s-Z2J0jdJP; Mon, 27 Jun 2016 12:35:02 +0300 (using TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)) (Client certificate not present) Authentication-Results: smtp4o.mail.yandex.net; dkim=pass header.i=@yandex.ru X-Yandex-Suid-Status: 1 0,1 0 Received: from [192.168.1.10] (HELO daemon2.darkdragon.lan) by daemon2 (Office Mail Server 0.8.12 build 08053101) with SMTP; Mon, 27 Jun 2016 09:23:24 -0000 Date: Mon, 27 Jun 2016 10:29:00 -0000 From: Andrey Repin Reply-To: cygwin@cygwin.com Message-ID: <1945820393.20160627122324@yandex.ru> To: Bill Zissimopoulos , cygwin@cygwin.com Subject: Re: POSIX permission mapping and NULL SIDs In-Reply-To: References: <20160624195144.GB27089@calimero.vinschen.de> <20160624215948.GD27089@calimero.vinschen.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: base64 X-IsSubscribed: yes X-SW-Source: 2016-06/txt/msg00375.txt.bz2 R3JlZXRpbmdzLCBCaWxsIFppc3NpbW9wb3Vsb3MhDQoNCj4+PiBUaGUgbWFp biByZWFzb24gdGhhdCBJIGFtIHdlYXJ5IG9mIHVzaW5nIGFuIHVudXNlZCBT SUQgaXMgdGhhdCBNaWNyb3NvZnQNCj4+PiBtYXkgZGVjaWRlIHRvIGFzc2ln biBzb21lIHNwZWNpYWwgcG93ZXJzIHRvIGl0IGluIGEgZnV0dXJlIHJlbGVh c2UgKGUuZy4NCj4+PiBHb2RNb2RlIFNJRCkuIEJ1dCBJIGFncmVlIHRoYXQg dGhpcyBpcyByYXRoZXIgdW5saWtlbHkgaW4gdGhlIFMtMS0wLVgNCj4+PiBu YW1lc3BhY2UuDQo+Pg0KPj5JIHRoaW5rIGl0J3MgdmVyeSB1bmxpa2VseS4g IFdlIGNvdWxkIGNob3NlIGFueSBSSUQgdmFsdWUgd2UgbGlrZSBhbmQNCj4+ dGhlIGNoYW5jZSBmb3IgY29sbGlzaW9uIGlzIG5pbC4gIFdoZW4gSSBjcmVh dGVkIHRoZSBuZXcgaW1wbGVtZW50YXRpb24NCj4+Zm9yIFBPU0lYIEFDTHMs IEkgdG95ZWQgYXJvdW5kIHdpdGggdGhpcyBhbHJlYWR5IGFuZCB1c2VkIGEg c3BlY2lhbA0KPj5DeWd3aW4gU0lEIHdpdGhpbiB0aGUgTlVMTCBTSUQgQVVU SE9SSVRZLiAgSSdtIG5vdCBlbnRpcmVseSBzdXJlIHdoeSBJDQo+PmNoYW5n ZWQgdGhpcyB0byB0aGUgTlVMTCBTSUQgZGVueSBBQ0UuICBJIHRoaW5rIEkg ZGlzbGlrZWQgdGhlIGZhY3QgdGhhdA0KPj5hbG1vc3QgZXZlcnkgQ3lnd2lu IEFDTCB3b3VsZCBjb250YWluIGEgbXlzdGVyaW91cyAidW5rbm93biBTSUQi Lg0KDQo+IElkZWFsbHkgd2Ugc2hvdWxkIGNob29zZSBhIFNJRCB0aGF0Og0K DQo+ICgxKSBJcyB2ZXJ5IHVubGlrZWx5IHRvIGJlIHVzZWQgYnkgTWljcm9z b2Z0IGF0IGFueSBwb2ludCBpbiB0aGUgZnV0dXJlLg0KPiAoMikgQ2Fubm90 IGJlIGFzc29jaWF0ZWQgdG8gYSB1c2VyIGxvZ29uIGZvciBhbnkgcmVhc29u IChzZWUgcHJvYmxlbSB3aXRoDQo+IEFub255bW91cyBTSUQpIGFib3ZlLg0K PiAoMykgTWFwcyB0byBhIHJlYXNvbmFibGUgVUlEIGluIEN5Z3dpbi4NCg0K PiBJIHByb3Bvc2UgdGhlIGZvbGxvd2luZyBTSUQvVUlEIG1hcHBpbmc6DQoN Cj4gICAgIFMtMS0wLTk5IDw9PiBVSUQgMHhmZmZmZmZmZiAoMzItYml0IC0x KQ0KDQpXaHkgbm90IFMtMS0wLTY1NTM1ID8gSXQnbGwgbWFwIHRvIDB4MUZG RkYgdGhlbiB3aXRob3V0IGFueSBzcGVjaWFsIHJ1bGVzLg0KDQo+IFRoaXMg aXMgYSBTSUQgaW4gdGhlIFMtMS0wIChOdWxsIEF1dGhvcml0eSkgbmFtZXNw YWNlIChzYW1lIG9uZSB0aGF0DQo+IGNvbnRhaW5zIHRoZSBOVUxMIFNJRCks IHdoaWNoIGlzIHVubGlrZWx5IHRvIGJlIHVzZWQgYnkgTWljcm9zb2Z0LiBT byBpdA0KPiBsaWtlbHkgc2F0aXNmaWVzICgxKS4NCg0KPiBGb3IgdGhlIHNh bWUgcmVhc29uICh0aGF0IGl0IGlzIGEgbmV3L3VudXNlZCBTSUQgaW4gdGhl IFMtMS0wKSBuYW1lc3BhY2UsDQo+IEkgdGhpbmsgaXQgYWxzbyBzYXRpc2Zp ZXMgKDIpLg0KDQo+IElmIHdlIGZvbGxvdyB0aGUgcnVsZXMgZnJvbSBDeWd3 aW7igJlzICJQT1NJWCBhY2NvdW50cywgcGVybWlzc2lvbiwgYW5kDQo+IHNl Y3VyaXR54oCdIGRvY3VtZW50IFtJRE1BUF0sIHRoZSBTSUQgUy0xLTAtOTkg bWFwcyB0byAweDEwMDYzLiBCdXQgd2UgY2FuDQo+IG1ha2UgYSBzcGVjaWFs IHJ1bGUgZm9yIHRoaXMgU0lEIHRvIG1hcCBpdCB0byBhIGRpZmZlcmVudCBV SUQuIE1hcHBpbmcgaXQNCj4gdG8gLTEgbWF5IGJlIHRoZSBlYXNpZXN0IG9w dGlvbiwgYnV0IHBlcmhhcHMgd2UgY2FuIGFsc28gY29uc2lkZXIgbWFwcGlu Zw0KPiBpdCB0byAweGZmZmZmZmZlICgtMikuDQoNCj4gQmlsbA0KDQo+IFtJ RE1BUF0gaHR0cHM6Ly9jeWd3aW4uY29tL2N5Z3dpbi11Zy1uZXQvbnRzZWMu aHRtbA0KDQoNCg0KLS0gDQpXaXRoIGJlc3QgcmVnYXJkcywNCkFuZHJleSBS ZXBpbg0KTW9uZGF5LCBKdW5lIDI3LCAyMDE2IDEyOjA4OjEzDQoNClNvcnJ5 IGZvciBteSB0ZXJyaWJsZSBlbmdsaXNoLi4u