Am Samstag, 21. Februar 2015, 08:39:05 schrieb sri sowj:

Hi sri,

> Hi Stephen,
> 
> Thank you very much for the information provided.
> 
> I will try to explore more on AF_ALG , in between please can you also
> provide information regarding below ?
> #1: how openssl communicates to crypto h/w using PF_ALG

Search the net, there is an engine available

> #2: How man algorithms are supported?

All that the kernel crypto API supports

> #3: are there any samples to get start with.

Maybe you look into libkcapi -- there are plenty of examples.
> 
> but if you can provide some info regarding cryptodev-linux from the
> openssl prospect it will be more helpful.

cryptodev-linux is not merged into the kernel and it looks that it never will 
considering the presence of AF_ALG
> 
> 
> BR,
> Srisowj
> 
> On Sat, Feb 21, 2015 at 2:28 AM, Stephan Mueller <smuel...@chronox.de> 
wrote:
> > 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/56cc4e3b8b761cb34f928f
> >> 4ee 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
> 
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-- 
Ciao
Stephan
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