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_DCAMERA_UTILS_TOOL_H 17 #define OHOS_DCAMERA_UTILS_TOOL_H 18 19 #include <cstdint> 20 #include <string> 21 22 namespace OHOS { 23 namespace DistributedHardware { 24 const std::string BASE_64_CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; 25 26 int32_t GetLocalDeviceNetworkId(std::string& networkId); 27 int64_t GetNowTimeStampMs(); 28 int64_t GetNowTimeStampUs(); 29 int32_t GetAlignedHeight(int32_t width); 30 std::string Base64Encode(const unsigned char *toEncode, unsigned int len); 31 std::string Base64Decode(const std::string& basicString); 32 bool IsBase64(unsigned char c); 33 } // namespace DistributedHardware 34 } // namespace OHOS 35 #endif // OHOS_DCAMERA_UTILS_TOOL_H 36