| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #ifndef INCLUDE_PERFETTO_EXT_BASE_TEMP_FILE_H_ |
| #define INCLUDE_PERFETTO_EXT_BASE_TEMP_FILE_H_ |
| |
| #include <string> |
| |
| #include "perfetto/ext/base/scoped_file.h" |
| |
| namespace perfetto { |
| namespace base { |
| |
| std::string GetSysTempDir(); |
| |
| class TempFile { |
| public: |
| static TempFile CreateUnlinked(); |
| static TempFile Create(); |
| |
| TempFile(TempFile&&) noexcept; |
| TempFile& operator=(TempFile&&); |
| ~TempFile(); |
| |
| const std::string& path() const { return path_; } |
| int fd() const { return *fd_; } |
| int operator*() const { return *fd_; } |
| |
| // Unlinks the file from the filesystem but keeps the fd() open. |
| // It is safe to call this multiple times. |
| void Unlink(); |
| |
| // Releases the underlying file descriptor. Will unlink the file from the |
| // filesystem if it was created via CreateUnlinked(). |
| ScopedFile ReleaseFD(); |
| |
| private: |
| TempFile(); |
| TempFile(const TempFile&) = delete; |
| TempFile& operator=(const TempFile&) = delete; |
| |
| ScopedFile fd_; |
| std::string path_; |
| }; |
| |
| class TempDir { |
| public: |
| static TempDir Create(); |
| |
| TempDir(TempDir&&) noexcept; |
| TempDir& operator=(TempDir&&); |
| ~TempDir(); |
| |
| const std::string& path() const { return path_; } |
| |
| private: |
| TempDir(); |
| TempDir(const TempDir&) = delete; |
| TempDir& operator=(const TempDir&) = delete; |
| |
| std::string path_; |
| }; |
| |
| } // namespace base |
| } // namespace perfetto |
| |
| #endif // INCLUDE_PERFETTO_EXT_BASE_TEMP_FILE_H_ |