Rename and export get_key_buffer_size to be able to call
it from psa_crypto.c to compute the size of buffers to
contain keys generated by an opaque driver without
storage.
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
Change psa_driver_wrapper_export_public_key() signature
to the signature of an export_public_key driver entry point.
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
In the course of the development of the PSA unified
driver interface, the validate_key entry point for
opaque drivers has been removed and replaced by an
import_key entry point. This commit takes into account
this change of specification.
Signed-off-by: Ronald Cron <ronald.cron@arm.com>