/* * Copyright (c) 2022 FuZhou Lockzhiner Electronic Co., Ltd. All rights reserved. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /** * @addtogroup Lockzhiner * * @file rand.h */ #ifndef LZ_HARDWARE_RAND_H #define LZ_HARDWARE_RAND_H /** * @brief rand: get hardware random data. * * * * @param data Indicates the buffer pointer to save random data. * @param len Indicates the length of string. * @return Returns {@link LZ_HARDWARE_SUCCESS} if the random data is got successfully; * returns {@link LZ_HARDWARE_FAILURE} otherwise. For details about other return values, see the chip description. */ unsigned int GetRandData(unsigned char *data, unsigned int len); #endif