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 #include <fstream> 22 23 namespace OHOS { 24 namespace DistributedHardware { 25 const std::string BASE_64_CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; 26 27 int32_t GetLocalDeviceNetworkId(std::string& networkId); 28 int64_t GetNowTimeStampMs(); 29 int64_t GetNowTimeStampUs(); 30 int32_t GetAlignedHeight(int32_t width); 31 std::string Base64Encode(const unsigned char *toEncode, unsigned int len); 32 std::string Base64Decode(const std::string& basicString); 33 void DumpBufferToFile(std::string fileName, uint8_t *buffer, size_t bufSize); 34 bool IsBase64(unsigned char c); 35 int32_t IsUnderDumpMaxSize(std::string fileName); 36 } // namespace DistributedHardware 37 } // namespace OHOS 38 #endif // OHOS_DCAMERA_UTILS_TOOL_H 39