This is largely based on the existing X25519 and X448 serializers - but
a few adjustments were necessary so that we can identify what type of key
we are using. Previously we used the keylen for this but X25519 and
ED25519 have the same keylen.
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11272)
At the moment we only provider support for these algorithms in the default
provider. These algorithms only support "one shot" EVP_DigestSign() and
EVP_DigestVerify() as per the existing libcrypto versions.
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11261)
Add ref counting and control how we allocate storage for the private key.
We will need this type in following commits where we move the ecx code
to be provider aware.
Reviewed-by: Patrick Steuer <patrick.steuer@de.ibm.com>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/10964)