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From: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
To: <noloader@gmail.com>, <linux-crypto@vger.kernel.org>
Subject: Re: How to detect availability of asynchronous ciphers at runtime?
Date: Sat, 26 Mar 2016 20:09:25 +0200	[thread overview]
Message-ID: <56F6D055.1040405@mentor.com> (raw)
In-Reply-To: <CAH8yC8msw5y_fsBM1aGoKXqGAgKfw11YheSt4HJhWogUuZkubg@mail.gmail.com>

On 26.03.2016 20:06, Jeffrey Walton wrote:
> Hi Everyone,
> 
> Please forgive my ignorance here... I'm trying to detect the
> availability of asynchronous ciphers support at runtime. The back
> story is there's some feature tests going on based on hard coded
> kernel version numbers (namely, 4.1). I feel like there's probably a
> better way to go about it.
> 
> It seems like 'socket(AF_ALG, ...)' is not enough since that only
> detects availability of userland crypto support.
> 
> How do I detect the availability of asynchronous ciphers at runtime?
> 
> Thank you in advance.

Try this method:

# cat /proc/crypto | egrep '^(name|driver|async|$)'

--
With best wishes,
Vladimir

      reply	other threads:[~2016-03-26 18:09 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-26 18:06 How to detect availability of asynchronous ciphers at runtime? Jeffrey Walton
2016-03-26 18:09 ` Vladimir Zapolskiy [this message]

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