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/*
* 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.
*/
#pragma once
#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) noexcept : mFd(std::move(other.mFd)) { }
ParcelFileDescriptor& operator=(ParcelFileDescriptor&& other) noexcept = default;
~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 std::string toString() const { return "ParcelFileDescriptor:" + std::to_string(get()); }
inline bool operator!=(const ParcelFileDescriptor& rhs) const {
return mFd.get() != rhs.mFd.get();
}
inline bool operator<(const ParcelFileDescriptor& rhs) const {
return mFd.get() < rhs.mFd.get();
}
inline bool operator<=(const ParcelFileDescriptor& rhs) const {
return mFd.get() <= rhs.mFd.get();
}
inline bool operator==(const ParcelFileDescriptor& rhs) const {
return mFd.get() == rhs.mFd.get();
}
inline bool operator>(const ParcelFileDescriptor& rhs) const {
return mFd.get() > rhs.mFd.get();
}
inline bool operator>=(const ParcelFileDescriptor& rhs) const {
return mFd.get() >= rhs.mFd.get();
}
private:
android::base::unique_fd mFd;
};
} // namespace os
} // namespace android
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