iceoryx_utils/internal/concurrent/lockfree_queue/buffer.hpp🔗
Namespaces🔗
Name |
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iox building block to easily create free function for logging in a library context |
iox::concurrent |
Classes🔗
Name | |
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class | iox::concurrent::Buffer |
Source code🔗
// Copyright (c) 2020 by Robert Bosch GmbH. All rights reserved.
//
// 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.
//
// SPDX-License-Identifier: Apache-2.0
#ifndef IOX_UTILS_CONCURRENT_LOCKFREE_QUEUE_BUFFER_HPP
#define IOX_UTILS_CONCURRENT_LOCKFREE_QUEUE_BUFFER_HPP
#include <stdint.h>
namespace iox
{
namespace concurrent
{
// remark: we can add more functionality (policies for cache line size, redzoning)
template <typename ElementType, uint64_t Capacity, typename index_t = uint64_t>
class Buffer
{
public:
Buffer() = default;
~Buffer() = default;
Buffer(const Buffer&) = delete;
Buffer(Buffer&&) = delete;
Buffer& operator=(const Buffer&) = delete;
Buffer& operator=(Buffer&&) = delete;
ElementType& operator[](const index_t index) noexcept;
const ElementType& operator[](const index_t index) const noexcept;
ElementType* ptr(const index_t index) noexcept;
const ElementType* ptr(const index_t index) const noexcept;
uint64_t capacity() const noexcept;
private:
using byte_t = uint8_t;
alignas(ElementType) byte_t m_buffer[Capacity * sizeof(ElementType)];
ElementType* toPtr(index_t index) const noexcept;
};
} // namespace concurrent
} // namespace iox
#include "buffer.inl"
#endif // IOX_UTILS_CONCURRENT_LOCKFREE_QUEUE_BUFFER_HPP
Updated on 31 May 2022 at 15:29:15 CEST