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src/support/lockedpool.h
| Show First 20 Lines • Show All 155 Lines • ▼ Show 20 Lines | public: | ||||
| * Create a new LockedPool. This takes ownership of the MemoryPageLocker, | * Create a new LockedPool. This takes ownership of the MemoryPageLocker, | ||||
| * you can only instantiate this with LockedPool(std::move(...)). | * you can only instantiate this with LockedPool(std::move(...)). | ||||
| * | * | ||||
| * The second argument is an optional callback when locking a newly | * The second argument is an optional callback when locking a newly | ||||
| * allocated arena failed. If this callback is provided and returns false, | * allocated arena failed. If this callback is provided and returns false, | ||||
| * the allocation fails (hard fail), if it returns true the allocation | * the allocation fails (hard fail), if it returns true the allocation | ||||
| * proceeds, but it could warn. | * proceeds, but it could warn. | ||||
| */ | */ | ||||
| LockedPool(std::unique_ptr<LockedPageAllocator> allocator, | explicit LockedPool(std::unique_ptr<LockedPageAllocator> allocator, | ||||
| LockingFailed_Callback lf_cb_in = nullptr); | LockingFailed_Callback lf_cb_in = nullptr); | ||||
| ~LockedPool(); | ~LockedPool(); | ||||
| /** | /** | ||||
| * Allocate size bytes from this arena. | * Allocate size bytes from this arena. | ||||
| * Returns pointer on success, or 0 if memory is full or the application | * Returns pointer on success, or 0 if memory is full or the application | ||||
| * tried to allocate 0 bytes. | * tried to allocate 0 bytes. | ||||
| */ | */ | ||||
| void *alloc(size_t size); | void *alloc(size_t size); | ||||
| ▲ Show 20 Lines • Show All 56 Lines • ▼ Show 20 Lines | public: | ||||
| /** Return the current instance, or create it once */ | /** Return the current instance, or create it once */ | ||||
| static LockedPoolManager &Instance() { | static LockedPoolManager &Instance() { | ||||
| std::call_once(LockedPoolManager::init_flag, | std::call_once(LockedPoolManager::init_flag, | ||||
| LockedPoolManager::CreateInstance); | LockedPoolManager::CreateInstance); | ||||
| return *LockedPoolManager::_instance; | return *LockedPoolManager::_instance; | ||||
| } | } | ||||
| private: | private: | ||||
| LockedPoolManager(std::unique_ptr<LockedPageAllocator> allocator); | LockedPoolManager(std::unique_ptr<LockedPageAllocator> allocator); | ||||
jasonbcox: Missed | |||||
| /** Create a new LockedPoolManager specialized to the OS */ | /** Create a new LockedPoolManager specialized to the OS */ | ||||
| static void CreateInstance(); | static void CreateInstance(); | ||||
| /** Called when locking fails, warn the user here */ | /** Called when locking fails, warn the user here */ | ||||
| static bool LockingFailed(); | static bool LockingFailed(); | ||||
| static LockedPoolManager *_instance; | static LockedPoolManager *_instance; | ||||
| static std::once_flag init_flag; | static std::once_flag init_flag; | ||||
| }; | }; | ||||
| #endif // BITCOIN_SUPPORT_LOCKEDPOOL_H | #endif // BITCOIN_SUPPORT_LOCKEDPOOL_H | ||||
Missed