From f4433f28b509a9f67ca85d79000ccf9c2f4b7a24 Mon Sep 17 00:00:00 2001 From: Mauro Sardara Date: Fri, 21 Feb 2020 11:52:28 +0100 Subject: [HICN-534] Major rework on libtransport organization Change-Id: I361b83a18b4fd59be136d5f0817fc28e17e89884 Signed-off-by: Mauro Sardara --- libtransport/src/hicn/transport/utils/spinlock.h | 53 ------------------------ 1 file changed, 53 deletions(-) delete mode 100644 libtransport/src/hicn/transport/utils/spinlock.h (limited to 'libtransport/src/hicn/transport/utils/spinlock.h') diff --git a/libtransport/src/hicn/transport/utils/spinlock.h b/libtransport/src/hicn/transport/utils/spinlock.h deleted file mode 100644 index 009a94454..000000000 --- a/libtransport/src/hicn/transport/utils/spinlock.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. - * 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 - -namespace utils { - -class SpinLock : private std::atomic_flag { - public: - class Acquire { - public: - Acquire(SpinLock& spin_lock) : spin_lock_(spin_lock) { spin_lock_.lock(); } - - ~Acquire() { spin_lock_.unlock(); } - - // No copies - Acquire& operator=(const Acquire&) = delete; - Acquire(const Acquire&) = delete; - - private: - SpinLock& spin_lock_; - }; - - SpinLock() { clear(); } - - void lock() { - // busy-wait - while (std::atomic_flag::test_and_set(std::memory_order_acquire)) - ; - } - - void unlock() { clear(std::memory_order_release); } - - bool tryLock() { - return std::atomic_flag::test_and_set(std::memory_order_acquire); - } -}; - -} // namespace utils \ No newline at end of file -- cgit 1.2.3-korg