1 // Copyright 2023 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://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, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 #pragma once 15 16 #include <zephyr/kernel.h> 17 18 namespace pw::thread::backend { 19 20 // Trivial wrapper around Zephyr RTOS-specific k_tid_t type 21 // (note that k_tid_t is just a pointer to the k_thread aka TCB). 22 class NativeId { 23 public: 24 constexpr NativeId(const k_tid_t thread_id = nullptr) thread_id_(thread_id)25 : thread_id_(thread_id) {} 26 27 constexpr bool operator==(NativeId other) const { 28 return thread_id_ == other.thread_id_; 29 } 30 constexpr bool operator!=(NativeId other) const { 31 return thread_id_ != other.thread_id_; 32 } 33 constexpr bool operator<(NativeId other) const { 34 return thread_id_ < other.thread_id_; 35 } 36 constexpr bool operator<=(NativeId other) const { 37 return thread_id_ <= other.thread_id_; 38 } 39 constexpr bool operator>(NativeId other) const { 40 return thread_id_ > other.thread_id_; 41 } 42 constexpr bool operator>=(NativeId other) const { 43 return thread_id_ >= other.thread_id_; 44 } 45 46 private: 47 const k_tid_t thread_id_; 48 }; 49 50 } // namespace pw::thread::backend 51