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Re: [PATCH 2/4] crypto: Add RSA support


  • To: Jan Beulich <jbeulich@xxxxxxxx>, Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Tue, 13 May 2025 12:56:34 +0100
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  • Cc: Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Julien Grall <julien@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
  • Delivery-date: Tue, 13 May 2025 11:56:45 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 12/05/2025 1:38 pm, Jan Beulich wrote:
>> + *  Copyright (C) 1994, 1996, 1998, 2000 Free Software Foundation, Inc.
>> + *
>> + * This file is part of GnuPG.
>> + *
>> + * GnuPG is free software; you can redistribute it and/or modify
>> + * it under the terms of the GNU General Public License as published by
>> + * the Free Software Foundation; either version 2 of the License, or
>> + * (at your option) any later version.
>> + *
>> + * GnuPG is distributed in the hope that it will be useful,
>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
>> + * GNU General Public License for more details.
>> + *
>> + * You should have received a copy of the GNU General Public License
>> + * along with this program; if not, write to the Free Software
>> + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
>> + *
>> + * Note: This code is heavily based on the GNU MP Library.
>> + *   Actually it's the same code with only minor changes in the
>> + *   way the data is stored; this is to support the abstraction
>> + *   of an optional secure memory allocation which may be used
>> + *   to avoid revealing of sensitive data due to paging etc.
>> + *   The GNU MP Library itself is published under the LGPL;
>> + *   however I decided to publish this code under the plain GPL.
>> + *
>> + * mpi.c code extracted from linux @ eef0df6a5953, lib/mpi
> I fear this line would go unnoticed with future changes, and hence go stale
> rather easily. Menioning the origin in just the commit message ought to be
> sufficient.
>
> Btw - how heavily did you need to adjust the code to pass our Eclair scan?
> Depending on that I then might raise the question of converting to proper
> Xen style (it currently isn't even proper Linux style, afaict).

I've put this through Eclair.  Single R16.3 (missing break) violation. 
Happy otherwise.

~Andrew



 


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