lib: mbedtls: sha256: add support of key derivation
authorPhilippe Reynes <philippe.reynes@softathome.com>
Thu, 19 Dec 2024 13:05:52 +0000 (14:05 +0100)
committerTom Rini <trini@konsulko.com>
Sat, 18 Jan 2025 23:12:47 +0000 (17:12 -0600)
commit12e841114db54bd2021b7c96002a0d2bd24fa646
treecb798f942b2ab67e76208c94c2a56e0f0c1aa69d
parent44ce63016d87350793d9ba26ff62f93f92c231ba
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>
include/u-boot/sha256.h
lib/mbedtls/sha256.c