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// Copyright 2020 The Pigweed Authors
//
// 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
//
// https://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 "FreeRTOS.h"
#include "task.h"
namespace pw::thread::backend {
// Instead of using a pw::thread::freertos specific identifier, the FreeRTOS
// task handle is used as this means pw::this_thread::id works correctly on
// threads started with the native FreeRTOS APIs as well as those started
// using the pw::thread APIs.
class NativeId {
public:
constexpr NativeId(TaskHandle_t task_handle = nullptr)
: task_handle_(task_handle) {}
constexpr bool operator==(NativeId other) const {
return task_handle_ == other.task_handle_;
}
constexpr bool operator!=(NativeId other) const {
return task_handle_ != other.task_handle_;
}
constexpr bool operator<(NativeId other) const {
return task_handle_ < other.task_handle_;
}
constexpr bool operator<=(NativeId other) const {
return task_handle_ <= other.task_handle_;
}
constexpr bool operator>(NativeId other) const {
return task_handle_ > other.task_handle_;
}
constexpr bool operator>=(NativeId other) const {
return task_handle_ >= other.task_handle_;
}
private:
TaskHandle_t task_handle_;
};
} // namespace pw::thread::backend
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