[openssl-users] openssl 1.1.1 opaque structures

[priya p]

Thanks Matt and Michael.

On Tue, 20 Nov 2018 at 20:59, Matt Caswell <matt at openssl.org> wrote:

>
>
> On 20/11/2018 15:27, Michael Richardson wrote:
> > priya p <priyahere223 at gmail.com> wrote:
> >     > In openssl-1.1.1, few structures have been made opaque like
> HMAC_CTX,
> >     > EVP_CIPHER_CTX etc.,
> >
> >     > There are new API to get and set those structure members. But to
> >     > zeroize those structure members in place, I dont see any API.
> >
> > "in place", do you mean because you've allocated them as auto variables
> > on the stack?
>
> It is not possible to allocate opaque structures on the stack. The
> compiler will
> complain.
>
> Matt
>
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