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Diffstat (limited to 'include/distortos/internal/synchronization/MemcpyPopQueueFunctor.hpp')
-rw-r--r-- | include/distortos/internal/synchronization/MemcpyPopQueueFunctor.hpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/include/distortos/internal/synchronization/MemcpyPopQueueFunctor.hpp b/include/distortos/internal/synchronization/MemcpyPopQueueFunctor.hpp new file mode 100644 index 0000000..29113a5 --- /dev/null +++ b/include/distortos/internal/synchronization/MemcpyPopQueueFunctor.hpp @@ -0,0 +1,65 @@ +/** + * \file + * \brief MemcpyPopQueueFunctor class header + * + * \author Copyright (C) 2015 Kamil Szczygiel http://www.distortec.com http://www.freddiechopin.info + * + * \par License + * This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not + * distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#ifndef INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_MEMCPYPOPQUEUEFUNCTOR_HPP_ +#define INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_MEMCPYPOPQUEUEFUNCTOR_HPP_ + +#include "distortos/internal/synchronization/QueueFunctor.hpp" + +#include <cstddef> + +namespace distortos +{ + +namespace internal +{ + +/// MemcpyPopQueueFunctor is a functor used for popping of data from the raw queue with memecpy() +class MemcpyPopQueueFunctor : public QueueFunctor +{ +public: + + /** + * \brief MemcpyPopQueueFunctor's constructor + * + * \param [out] buffer is a pointer to buffer for popped element + * \param [in] size is the size of \a buffer, bytes + */ + + constexpr MemcpyPopQueueFunctor(void* const buffer, const size_t size) : + buffer_{buffer}, + size_{size} + { + + } + + /** + * \brief Copies the data from raw queue's storage (with memcpy()). + * + * \param [in,out] storage is a pointer to storage for element + */ + + void operator()(void* storage) const override; + +private: + + /// pointer to buffer for popped element + void* const buffer_; + + /// size of \a buffer_, bytes + const size_t size_; +}; + +} // namespace internal + +} // namespace distortos + +#endif // INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_MEMCPYPOPQUEUEFUNCTOR_HPP_ |