Trng

枚举
enum	trng_rand_buf_updata_t { TRNG_RAND_BUF_UPDATA_ALL , TRNG_RAND_BUF_UPDATA_UP_SIDE , TRNG_RAND_BUF_UPDATA_DOWN_SIDE }
	随机数缓冲区更新类型 更多...

函数
errcode_t	uapi_drv_cipher_trng_get_random (uint32_t *randnum)
	获取硬件随机数
errcode_t	uapi_drv_cipher_trng_get_random_bytes (uint8_t *randnum, uint32_t size)
	获取指定大小的硬件随机数
void	uapi_drv_cipher_trng_random_buffer_init (trng_rand_buf_updata_t updata)
	多核场景下随机数缓冲区更新
void	uapi_drv_cipher_trng_ipc_updata_reigister (void)
	多核场景下随机数IPC更新句柄注册

详细描述

Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2022-2022. All rights reserved.

Description: Provides trng driver header
History:
2022-08-09, Create file.

枚举类型说明

trng_rand_buf_updata_t

enum trng_rand_buf_updata_t

随机数缓冲区更新类型

枚举值
TRNG_RAND_BUF_UPDATA_ALL
TRNG_RAND_BUF_UPDATA_UP_SIDE
TRNG_RAND_BUF_UPDATA_DOWN_SIDE

函数说明

uapi_drv_cipher_trng_get_random()

errcode_t uapi_drv_cipher_trng_get_random

(

uint32_t *

randnum

)

获取硬件随机数

uapi_drv_cipher_trng_get_random_bytes()

errcode_t uapi_drv_cipher_trng_get_random_bytes	(	uint8_t *	randnum,
		uint32_t	size
	)

获取指定大小的硬件随机数

uapi_drv_cipher_trng_ipc_updata_reigister()

void uapi_drv_cipher_trng_ipc_updata_reigister

(

void

)

多核场景下随机数IPC更新句柄注册

uapi_drv_cipher_trng_random_buffer_init()

void uapi_drv_cipher_trng_random_buffer_init

(

trng_rand_buf_updata_t

updata

)

多核场景下随机数缓冲区更新