Add comment to config_psa.h about enabling PSA_HKDF/PSA_HKDF_EXRACT/PSA_HKDF_EXPAND algs

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
This commit is contained in:
Przemek Stekiel 2022-06-27 13:34:50 +02:00
parent 07040bb179
commit 18399d8d53

View File

@ -606,6 +606,10 @@ extern "C" {
#define PSA_WANT_ALG_GCM 1
#endif /* MBEDTLS_GCM_C */
/* Enable PSA HKDF algorithm if mbedtls HKDF is supported.
* PSA HKDF EXTRACT and PSA HKDF EXPAND have minimal cost when
* PSA HKDF is enabled, so enable both algorithms together
* with PSA HKDF. */
#if defined(MBEDTLS_HKDF_C)
#define MBEDTLS_PSA_BUILTIN_ALG_HMAC 1
#define PSA_WANT_ALG_HMAC 1