1 /* 2 * Copyright (C) 2021 HiSilicon (Shanghai) Technologies CO., LIMITED. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 2 7 * of the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 17 */ 18 19 #ifndef __CRYP_TRNG_H_ 20 #define __CRYP_TRNG_H_ 21 22 #include "drv_osal_lib.h" 23 #include "drv_trng.h" 24 25 /* 26 * brief get rand number. 27 * param[out] randnum rand number. 28 * param[in] timeout time out. 29 * retval On success, HI_SUCCESS is returned. On error, HI_FAILURE is returned. 30 */ 31 hi_s32 cryp_trng_get_random(hi_u32 *randnum, hi_u32 timeout); 32 #endif 33