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/spinlock.h> 17 18 #include "pw_sync/interrupt_spin_lock.h" 19 20 namespace pw::sync::backend { 21 22 struct ZephyrSpinLock { 23 struct k_spinlock lock; 24 bool locked; // Used to detect recursion. 25 k_spinlock_key_t key; 26 }; 27 28 using NativeInterruptSpinLock = struct ZephyrSpinLock; 29 using NativeInterruptSpinLockHandle = NativeInterruptSpinLock&; 30 31 } // namespace pw::sync::backend 32