From: Stephan Mueller <smueller@chronox.de>
Subject: Re: communicating from the user space
Date: Fri, 20 Feb 2015 21:58:41 +0100
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To: sri sowj <srisowj4linux@gmail.com>
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Am Samstag, 21. Februar 2015, 01:27:04 schrieb sri sowj:

Hi sri,

> Hi ,
> 
> I want to interact with Crypto Hardware from user space using openssl
> like libraries based applications through cryptodev-linux interface.
> 
> it looks like openssl comes with cryptodev-linux support(through
> eng_cryptodev.c) .
> When I downloaded openssl,eng_cryptodev.c file is available by default.
> 
> below link refers about eng_cryptodev.c for openssl support :
> 
> http://repo.or.cz/w/cryptodev-linux.git/commitdiff/56cc4e3b8b761cb34f928f4ee
> e59755d1f0afc53
> 
> Note:looks like there are some additional changes done on
> eng_cryptodev.c file available in updated openssl source code.
> 
> There seems to be some changes/patches  also available recently for
> cryptodev-linux,below contains reference information.
> 
> http://rt.openssl.org/Ticket/Display.html?id=2770&user=guest&pass=guest
> 
> 
> Please let me know if my understanding is incorrect .

See AF_ALG and a generic user space library around it:

http://www.chronox.de/libkcapi.html
> 
> 
> BR,
> Srisowj
> --
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-- 
Ciao
Stephan