diff options
Diffstat (limited to 'include/distortos/internal/memory')
5 files changed, 0 insertions, 285 deletions
diff --git a/include/distortos/internal/memory/DeferredThreadDeleter.hpp b/include/distortos/internal/memory/DeferredThreadDeleter.hpp deleted file mode 100644 index bb38ebc..0000000 --- a/include/distortos/internal/memory/DeferredThreadDeleter.hpp +++ /dev/null @@ -1,121 +0,0 @@ -/** - * \file - * \brief DeferredThreadDeleter 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_MEMORY_DEFERREDTHREADDELETER_HPP_ -#define INCLUDE_DISTORTOS_INTERNAL_MEMORY_DEFERREDTHREADDELETER_HPP_ - -#include "distortos/distortosConfiguration.h" - -#ifdef CONFIG_THREAD_DETACH_ENABLE - -#include "distortos/Mutex.hpp" - -namespace distortos -{ - -namespace internal -{ - -/// DeferredThreadDeleter class can be used to defer deletion of dynamic detached threads -class DeferredThreadDeleter -{ -public: - - /** - * \brief DeferredThreadDeleter's constructor - */ - - constexpr DeferredThreadDeleter() : - list_{}, - mutex_{Mutex::Type::normal, Mutex::Protocol::priorityInheritance}, - notEmpty_{} - { - - } - - /** - * \brief DeferredThreadDeleter's function call operator - * - * Adds thread to internal list of threads scheduled for deferred deletion and marks the list as "not empty". - * - * \note The object must be locked (with a successful call to DeferredThreadDeleter::lock()) before this function is - * used! - * - * \param [in] threadControlBlock is a reference to ThreadControlBlock object associated with dynamic and detached - * thread that has terminated its execution - * - * \return 0 on success, error code otherwise: - * - error codes returned by Mutex::unlock(); - */ - - int operator()(ThreadControlBlock& threadControlBlock); - - /** - * \brief Locks the object, preparing it for adding thread to internal list. - * - * Locks the mutex that synchronizes access to internal list. Locking (performed in this function) and unlocking - * (performed at the end of function call operator) are separated, because the locking must be done while the thread - * is still runnable, while the transfer to internal list is performed when the thread is not in this state. - * - * \note This function must be called before function call operator is used! - * - * \return 0 on success, error code otherwise: - * - error codes returned by Mutex::lock(); - */ - - int lock(); - - /** - * \brief Tries to perform deferred deletion of threads. - * - * Does nothing is the list is not marked as "not empty". Otherwise this function first tries to lock following two - * mutexes: - * - mutex that protects dynamic memory allocator; - * - mutex that synchronizes access to list of threads scheduled for deferred deletion; - * If any Mutex::tryLock() call fails, this function just returns (unlocking any mutexes is necessary). Otherwise - * the threads are removed from the list and deleted, while the list's "not empty" marker is cleared. - * - * \return 0 on success, error code otherwise: - * - error codes returned by Mutex::tryLock(); - * - error codes returned by Mutex::unlock(); - */ - - int tryCleanup(); - -private: - - /** - * \brief Internals of tryCleanup(). - * - * \return 0 on success, error code otherwise: - * - error codes returned by Mutex::tryLock(); - * - error codes returned by Mutex::unlock(); - */ - - int tryCleanupInternal(); - - /// list of threads scheduled for deferred deletion - ThreadList::UnsortedIntrusiveList list_; - - /// mutex that synchronizes access to the \a list_ - Mutex mutex_; - - /// true if \a list_ is not empty, false otherwise - bool notEmpty_; -}; - -} // namespace internal - -} // namespace distortos - -#endif // def CONFIG_THREAD_DETACH_ENABLE - -#endif // INCLUDE_DISTORTOS_INTERNAL_MEMORY_DEFERREDTHREADDELETER_HPP_ diff --git a/include/distortos/internal/memory/dummyDeleter.hpp b/include/distortos/internal/memory/dummyDeleter.hpp deleted file mode 100644 index 3cee5cf..0000000 --- a/include/distortos/internal/memory/dummyDeleter.hpp +++ /dev/null @@ -1,48 +0,0 @@ -/** - * \file - * \brief dummyDeleter() declaration - * - * \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_MEMORY_DUMMYDELETER_HPP_ -#define INCLUDE_DISTORTOS_INTERNAL_MEMORY_DUMMYDELETER_HPP_ - -#include <type_traits> - -namespace distortos -{ - -namespace internal -{ - -/*---------------------------------------------------------------------------------------------------------------------+ -| global functions' declarations -+---------------------------------------------------------------------------------------------------------------------*/ - -/** - * \brief A "no-op" dummy deleter that can be used with std::unique_ptr and automatic storage that is trivially - * destructible. - * - * \tparam T is the real type of storage, must be trivially destructible - * \tparam U is the type of \a storage pointer - * - * \param [in] storage is a pointer to storage - */ - -template<typename T, typename U> -void dummyDeleter(U*) -{ - static_assert(std::is_trivially_destructible<T>::value == true, - "internal::dummyDeleter() cannot be used with types that are not trivially destructible!"); -} - -} // namespace internal - -} // namespace distortos - -#endif // INCLUDE_DISTORTOS_INTERNAL_MEMORY_DUMMYDELETER_HPP_ diff --git a/include/distortos/internal/memory/getDeferredThreadDeleter.hpp b/include/distortos/internal/memory/getDeferredThreadDeleter.hpp deleted file mode 100644 index 30fea99..0000000 --- a/include/distortos/internal/memory/getDeferredThreadDeleter.hpp +++ /dev/null @@ -1,39 +0,0 @@ -/** - * \file - * \brief getDeferredThreadDeleter() declaration - * - * \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_MEMORY_GETDEFERREDTHREADDELETER_HPP_ -#define INCLUDE_DISTORTOS_INTERNAL_MEMORY_GETDEFERREDTHREADDELETER_HPP_ - -#include "distortos/distortosConfiguration.h" - -#ifdef CONFIG_THREAD_DETACH_ENABLE - -namespace distortos -{ - -namespace internal -{ - -class DeferredThreadDeleter; - -/** - * \return reference to main instance of DeferredThreadDeleter - */ - -DeferredThreadDeleter& getDeferredThreadDeleter(); - -} // namespace internal - -} // namespace distortos - -#endif // def CONFIG_THREAD_DETACH_ENABLE - -#endif // INCLUDE_DISTORTOS_INTERNAL_MEMORY_GETDEFERREDTHREADDELETER_HPP_ diff --git a/include/distortos/internal/memory/getMallocMutex.hpp b/include/distortos/internal/memory/getMallocMutex.hpp deleted file mode 100644 index 0ba5621..0000000 --- a/include/distortos/internal/memory/getMallocMutex.hpp +++ /dev/null @@ -1,33 +0,0 @@ -/** - * \file - * \brief getMallocMutex() declaration - * - * \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_MEMORY_GETMALLOCMUTEX_HPP_ -#define INCLUDE_DISTORTOS_INTERNAL_MEMORY_GETMALLOCMUTEX_HPP_ - -namespace distortos -{ - -class Mutex; - -namespace internal -{ - -/** - * \return reference to main instance of Mutex used for malloc() and free() locking - */ - -Mutex& getMallocMutex(); - -} // namespace internal - -} // namespace distortos - -#endif // INCLUDE_DISTORTOS_INTERNAL_MEMORY_GETMALLOCMUTEX_HPP_ diff --git a/include/distortos/internal/memory/storageDeleter.hpp b/include/distortos/internal/memory/storageDeleter.hpp deleted file mode 100644 index da7173f..0000000 --- a/include/distortos/internal/memory/storageDeleter.hpp +++ /dev/null @@ -1,44 +0,0 @@ -/** - * \file - * \brief storageDeleter() definition - * - * \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_MEMORY_STORAGEDELETER_HPP_ -#define INCLUDE_DISTORTOS_INTERNAL_MEMORY_STORAGEDELETER_HPP_ - -namespace distortos -{ - -namespace internal -{ - -/*---------------------------------------------------------------------------------------------------------------------+ -| global functions' declarations -+---------------------------------------------------------------------------------------------------------------------*/ - -/** - * \brief Templated deleter that can be used with std::unique_ptr and dynamic storage allocated with new T[]. - * - * \tparam T is the real type of allocated storage - * \tparam U is the type of \a storage pointer - * - * \param [in] storage is a pointer to storage that will be deleted - */ - -template<typename T, typename U> -void storageDeleter(U* const storage) -{ - delete[] reinterpret_cast<T*>(storage); -} - -} // namespace internal - -} // namespace distortos - -#endif // INCLUDE_DISTORTOS_INTERNAL_MEMORY_STORAGEDELETER_HPP_ |