[openssl-users] Openssl async support

ASHIQUE CK ckashiquekvk at gmail.com
Tue Dec 18 10:36:30 UTC 2018

Hi all,

I truly understand that everyone might be busy with your work and didn't
found time to reply. That's okay, but incase you have accidendly forgot to
reply, please accept this as a gentle reminder.

On Mon, Dec 17, 2018 at 6:11 PM ASHIQUE CK <ckashiquekvk at gmail.com> wrote:

> Hi all,
> I have some queries regarding OpenSSL async operation.
> Current setup
> -------------
> I have one* OpenSSL dynamic engine (with RSA and AES-GCM support) *and
> linked it with *Nginx* server. Multiple *WGET* commands on the client
> side.
> Current issue
> -------------
>   Since OpenSSL *do_cipher call *(the function in which actual AES-GCM
> encryption/decryption happening) comes from one client at a time which is
> reducing file downloading performance. So we need an *asynchronous
> operation in OpenSSL* ie. we need multiple do_cipher calls at the same
> time from which we should submit requests to HW without affecting the
> incoming requests and should wait for HW output.
> Queries
> --------
>  1) Is there is any other scheme for multiple do_cipher calls at a time?.
>  2) Any method to enable asynchronous call from OpenSSL?
> Versions
> -------------
> Openssl - 1.1.0h
> Nginx1.11.10
> Wget 1.17.1
>  Kindly support me. Please inform me if any more inputs needed. Thanks in
> advance.
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