From: Ben Boeckel <me@benboeckel.net>
To: Varad Gautam <varad.gautam@suse.com>
Cc: linux-crypto@vger.kernel.org, dhowells@redhat.com,
herbert@gondor.apana.org.au, davem@davemloft.net,
vt@altlinux.org, tianjia.zhang@linux.alibaba.com,
keyrings@vger.kernel.org, linux-kernel@vger.kernel.org,
jarkko@kernel.org, James Morris <jmorris@namei.org>,
"Serge E. Hallyn" <serge@hallyn.com>,
"open list:SECURITY SUBSYSTEM"
<linux-security-module@vger.kernel.org>
Subject: Re: [PATCH v2 18/18] keyctl_pkey: Add pkey parameters slen and mgfhash for PSS
Date: Fri, 9 Apr 2021 10:15:48 -0400 [thread overview]
Message-ID: <YHBhlNsMTrOq0POE@erythro> (raw)
In-Reply-To: <20210408141516.11369-19-varad.gautam@suse.com>
On Thu, Apr 08, 2021 at 16:15:16 +0200, Varad Gautam wrote:
> keyctl pkey_* operations accept enc and hash parameters at present.
> RSASSA-PSS signatures also require passing in the signature salt
> length and the mgf hash function.
>
> Add parameters:
> - 'slen' to feed in salt length of a PSS signature.
> - 'mgfhash' to feed in the hash function used for MGF.
Could `Documentation/security/keys/core.rst` be updated to mention these
new parameters? Statements on what values are allowed would be
appreciated as well (e.g., that `saltlen` (a far better name IMO) is
unsigned 32-bits and where valid algorithm names could be found as
well).
Thanks,
--Ben
next prev parent reply other threads:[~2021-04-09 14:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210408141516.11369-1-varad.gautam@suse.com>
2021-04-08 14:15 ` [PATCH v2 18/18] keyctl_pkey: Add pkey parameters slen and mgfhash for PSS Varad Gautam
2021-04-09 14:15 ` Ben Boeckel [this message]
2021-04-20 11:46 ` Varad Gautam
2021-04-08 15:05 ` David Howells
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