1  /*
2  * Copyright (C) 2017-2024 Alibaba Group Holding Limited
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  *     http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 /******************************************************************************
20  * @file     drv/tng.h
21  * @brief    Header File for RNG Driver
22  * @version  V1.0
23  * @date     22. Apr 2020
24  * @model    tng
25  ******************************************************************************/
26 #ifndef _DRV_TNG_H_
27 #define _DRV_TNG_H_
28 
29 #include "drv/common.h"
30 #include <stdint.h>
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 /**
37   \brief       Get data from the TNG engine
38   \param[out]  Data  Pointer to buffer with data get from TNG
39   \param[in]   Num   Number of data items,uinit in uint32
40   \return      Error code \ref csi_error_t
41 */
42 csi_error_t csi_rng_get_multi_word(uint32_t *data, uint32_t num);
43 
44 /**
45   \brief       Get data from the TNG engine
46   \return      Error code \ref csi_error_t
47 */
48 csi_error_t csi_rng_get_single_word(uint32_t* data);
49 
50 #ifdef __cplusplus
51 }
52 #endif
53 
54 #endif /* _DRV_TNG_H_ */
55