tree cb798f942b2ab67e76208c94c2a56e0f0c1aa69d
parent bda1dd0702affae23e47b85f1531ef66624028b2
author Philippe Reynes <philippe.reynes@softathome.com> 1734613552 +0100
committer Tom Rini <trini@konsulko.com> 1737241967 -0600

lib: mbedtls: sha256: add support of key derivation

Adds the support of key derivation using the scheme hkdf.
This scheme is defined in rfc5869.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
Reviewed-by: Raymond Mao <raymond.mao@linaro.org>