d64d9cf p11_child(openssl): add support for EC keys

1 file Authored by sbose 5 years ago, Committed by jhrozek 5 years ago,
    p11_child(openssl): add support for EC keys
    
    Add support for EC keys to the OpenSSL version of p11_child. Please see
    comments in the code for some technical details.
    
    Related to https://pagure.io/SSSD/sssd/issue/3887
    
    Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>