| /* |
| * 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 ANDROID_PARCEL_FILE_DESCRIPTOR_H_ |
| #define ANDROID_PARCEL_FILE_DESCRIPTOR_H_ |
| |
| #include <android-base/unique_fd.h> |
| #include <binder/Parcel.h> |
| #include <binder/Parcelable.h> |
| |
| namespace android { |
| namespace os { |
| |
| /* |
| * C++ implementation of the Java class android.os.ParcelFileDescriptor |
| */ |
| class ParcelFileDescriptor : public android::Parcelable { |
| public: |
| ParcelFileDescriptor(); |
| explicit ParcelFileDescriptor(android::base::unique_fd fd); |
| ParcelFileDescriptor(ParcelFileDescriptor&& other) : mFd(std::move(other.mFd)) { } |
| ~ParcelFileDescriptor() override; |
| |
| int get() const { return mFd.get(); } |
| android::base::unique_fd release() { return std::move(mFd); } |
| void reset(android::base::unique_fd fd = android::base::unique_fd()) { mFd = std::move(fd); } |
| |
| // android::Parcelable override: |
| android::status_t writeToParcel(android::Parcel* parcel) const override; |
| android::status_t readFromParcel(const android::Parcel* parcel) override; |
| |
| inline bool operator!=(const ParcelFileDescriptor& rhs) const { |
| return mFd != rhs.mFd; |
| } |
| inline bool operator<(const ParcelFileDescriptor& rhs) const { |
| return mFd < rhs.mFd; |
| } |
| inline bool operator<=(const ParcelFileDescriptor& rhs) const { |
| return mFd <= rhs.mFd; |
| } |
| inline bool operator==(const ParcelFileDescriptor& rhs) const { |
| return mFd == rhs.mFd; |
| } |
| inline bool operator>(const ParcelFileDescriptor& rhs) const { |
| return mFd > rhs.mFd; |
| } |
| inline bool operator>=(const ParcelFileDescriptor& rhs) const { |
| return mFd >= rhs.mFd; |
| } |
| private: |
| android::base::unique_fd mFd; |
| }; |
| |
| } // namespace os |
| } // namespace android |
| |
| #endif // ANDROID_OS_PARCEL_FILE_DESCRIPTOR_H_ |