OSSL_DIGEST_PARAM_PAD_TYPE
OSSL_PARAM_uint(OSSL_DIGEST_PARAM_PAD_TYPE, NULL),
p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_PAD_TYPE);
*p++ = OSSL_PARAM_construct_int(OSSL_DIGEST_PARAM_PAD_TYPE,
params[i++] = OSSL_PARAM_construct_uint(OSSL_DIGEST_PARAM_PAD_TYPE,