1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_DM_RANDOM_H 17 #define OHOS_DM_RANDOM_H 18 19 #include <string> 20 21 namespace OHOS { 22 namespace DistributedHardware { 23 int32_t GenRandInt(int32_t randMin, int32_t randMax); 24 int64_t GenRandLongLong(int64_t randMin, int64_t randMax); 25 int32_t GetRandomData(uint8_t *randStr, uint32_t len); 26 bool MbedtlsGenRandomStr(char *szOut, int32_t szOutLen, bool numberOnly); 27 } // namespace DistributedHardware 28 } // namespace OHOS 29 30 #endif // OHOS_DM_RANDOM_H 31