From: Chaoxing Lin Subject: RE: potential bug in GMAC implementation. not work in ESN mode Date: Wed, 27 Mar 2013 13:43:19 +0000 Message-ID: References: <51520215.4020300@iki.fi> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: "linux-crypto@vger.kernel.org" To: Jussi Kivilinna Return-path: Received: from mail.ultra-3eti.com ([173.13.207.162]:49070 "EHLO mail.ultra-3eti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751142Ab3C0NnX (ORCPT ); Wed, 27 Mar 2013 09:43:23 -0400 In-Reply-To: <51520215.4020300@iki.fi> Content-Language: en-US Sender: linux-crypto-owner@vger.kernel.org List-ID: VGhhbmtzIEp1c3NpLCB0aGUgcGF0Y2ggZml4ZXMgdGhlIHByb2JsZW0uDQoNCllvdSBtYXkgY29t bWl0IGl0IG9mZmljaWFsbHkuDQoNCi0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQpGcm9tOiBK dXNzaSBLaXZpbGlubmEgW21haWx0bzpqdXNzaS5raXZpbGlubmFAaWtpLmZpXSANClNlbnQ6IFR1 ZXNkYXksIE1hcmNoIDI2LCAyMDEzIDQ6MTYgUE0NClRvOiBDaGFveGluZyBMaW4NCkNjOiBsaW51 eC1jcnlwdG9Admdlci5rZXJuZWwub3JnDQpTdWJqZWN0OiBSZTogcG90ZW50aWFsIGJ1ZyBpbiBH TUFDIGltcGxlbWVudGF0aW9uLiBub3Qgd29yayBpbiBFU04gbW9kZQ0KDQpPbiAyNS4wMy4yMDEz IDE4OjEyLCBDaGFveGluZyBMaW4gd3JvdGU6DQo+IDJuZCBwaW5nLi4uLg0KPiANCj4gTm9ib2R5 IGlzIG1haW50YWluaW5nIGNyeXB0by9nY20uYz8NCj4gDQo+IA0KPiANCj4gLS0tLS1PcmlnaW5h bCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogQ2hhb3hpbmcgTGluDQo+IFNlbnQ6IEZyaWRheSwgTWFy Y2ggMDgsIDIwMTMgMTE6MzggQU0NCj4gVG86ICdsaW51eC1jcnlwdG9Admdlci5rZXJuZWwub3Jn Jw0KPiBTdWJqZWN0OiBwb3RlbnRpYWwgYnVnIGluIEdNQUMgaW1wbGVtZW50YXRpb24uIG5vdCB3 b3JrIGluIEVTTiBtb2RlDQo+IA0KPiBJIHdhcyB0ZXN0aW5nIGlwc2VjIHdpdGggR01BQyBhbmQg Zm91bmQgdGhhdCB0aGUgcmZjNDU0MyBHTUFDIGltcGxlbWVudGF0aW9uIGluIGtlcm5lbCBzb2Z0 d2FyZSBjcnlwdG8gd29yayBpbiAiZXNwPWFlczI1NmdtYWMtbm9lc24hIiBtb2RlLg0KPiBJdCBk b2VzIG5vdCB3b3JrIGluIGluICJlc3A9YWVzMjU2Z21hYy1lc24hIiBtb2RlLiBUaGUgdHVubmVs IHdhcyBlc3RhYmxpc2hlZCBidXQgbm8gZGF0YSB0cmFmZmljIGlzIHBvc3NpYmxlLg0KPiANCj4g TG9va2luZyBhdCBzb3VyY2UgY29kZSwgSSBmb3VuZCB0aGlzIHBpZWNlIG9mIGNvZGUgaXMgc3Vz cGljaW91cy4NCj4gTGluZSAxMTQ2fjExNDcgdHJpZXMgdG8gcHV0IHJlcS0+YXNzb2MgdG8gYXNz b2NbMV0uIEJ1dCBJIHRoaW5rIHRoaXMgd2F5IG9ubHkgd29ya3Mgd2hlbiByZXEtPmFzc29jIGhh cyBvbmx5IG9uZSBzZWdtZW50LiBJbiBFU04gbW9kZSwgcmVxLT5hc3NvYyBjb250YWlucyAzIHNl Z21lbnRzIChTUEksIFNOLWhpLCBTTi1sb3cpLiBMaW5lIDExNDZ+MTE0NyB3aWxsIG9ubHkgYXR0 YWNoIFNQSSBzZWdtZW50KHdpdGggdG90YWwgbGVuZ3RoKSBpbiBhc3NvYy4NCj4gDQo+IFBsZWFz ZSBsZXQgbWUga25vdyB3aGV0aGVyIEkgdW5kZXJzdGFuZCBpdCByaWdodC4NCg0KWW91ciBhbmFs eXNpcyBzZWVtcyBjb3JyZWN0LiBEb2VzIGF0dGFjaGVkIHRoZSBwYXRjaCBmaXggdGhlIHByb2Js ZW0/IChJJ3ZlIG9ubHkgY29tcGlsZSB0ZXN0ZWQgaXQuKQ0KDQotSnVzc2kNCg0KPiBUaGFua3Ms DQo+IA0KPiBDaGFveGluZw0KPiANCj4gDQo+IFNvdXJjZSBmcm9tIGtlcm5lbCAzLjguMg0KPiBw YXRoOiByb290L2NyeXB0by9nY20uYw0KPiANCj4gMTEzNjogLyogY29uc3RydWN0IHRoZSBhYWQg Ki8NCj4gMTEzNzoJZHN0cCA9IHNnX3BhZ2UoZHN0KTsNCj4gCXZkc3QgPSBQYWdlSGlnaE1lbShk c3RwKSA/IE5VTEwgOiBwYWdlX2FkZHJlc3MoZHN0cCkgKyBkc3QtPm9mZnNldDsNCj4gDQo+IAlz Z19pbml0X3RhYmxlKHBheWxvYWQsIDIpOw0KPiAJc2dfc2V0X2J1ZihwYXlsb2FkLCByZXEtPml2 LCA4KTsNCj4gCXNjYXR0ZXJ3YWxrX2NyeXB0b19jaGFpbihwYXlsb2FkLCBkc3QsIHZkc3QgPT0g cmVxLT5pdiArIDgsIDIpOw0KPiAJYXNzb2NsZW4gKz0gOCArIHJlcS0+Y3J5cHRsZW4gLSAoZW5j ID8gMCA6IGF1dGhzaXplKTsNCj4gDQo+IAlzZ19pbml0X3RhYmxlKGFzc29jLCAyKTsNCj4gMTE0 NjoJc2dfc2V0X3BhZ2UoYXNzb2MsIHNnX3BhZ2UocmVxLT5hc3NvYyksIHJlcS0+YXNzb2MtPmxl bmd0aCwNCj4gMTE0NzoJCSAgICByZXEtPmFzc29jLT5vZmZzZXQpOw0KPiAJc2NhdHRlcndhbGtf Y3J5cHRvX2NoYWluKGFzc29jLCBwYXlsb2FkLCAwLCAyKTsNCj4gDQo+IAlhZWFkX3JlcXVlc3Rf c2V0X3RmbShzdWJyZXEsIGN0eC0+Y2hpbGQpOw0KPiAJYWVhZF9yZXF1ZXN0X3NldF9jYWxsYmFj ayhzdWJyZXEsIHJlcS0+YmFzZS5mbGFncywgcmVxLT5iYXNlLmNvbXBsZXRlLA0KPiAJCQkJICBy ZXEtPmJhc2UuZGF0YSk7DQo+IAlhZWFkX3JlcXVlc3Rfc2V0X2NyeXB0KHN1YnJlcSwgY2lwaGVy LCBjaXBoZXIsIGVuYyA/IDAgOiBhdXRoc2l6ZSwgaXYpOw0KPiAxMTU0OglhZWFkX3JlcXVlc3Rf c2V0X2Fzc29jKHN1YnJlcSwgYXNzb2MsIGFzc29jbGVuKTsNCj4gLS0NCj4gVG8gdW5zdWJzY3Jp YmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vic2NyaWJlIA0KPiBsaW51eC1j cnlwdG8iIGluIHRoZSBib2R5IG9mIGEgbWVzc2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwu b3JnIA0KPiBNb3JlIG1ham9yZG9tbyBpbmZvIGF0ICBodHRwOi8vdmdlci5rZXJuZWwub3JnL21h am9yZG9tby1pbmZvLmh0bWwNCj4gDQoNCg==