CKP_PKCS5_PBKD2_HMAC_SHA1
params.prf = CKP_PKCS5_PBKD2_HMAC_SHA1;
params.prf = CKP_PKCS5_PBKD2_HMAC_SHA1;
if (params->prf != CKP_PKCS5_PBKD2_HMAC_SHA1)
params.prf = CKP_PKCS5_PBKD2_HMAC_SHA1;
params.prf = CKP_PKCS5_PBKD2_HMAC_SHA1;