2025-05-13 19:45:22 +03:00

109 lines
2.1 KiB
C

#ifndef _PH_WORKQUEUE_H
#define _PH_WORKQUEUE_H
#ifdef __cplusplus
extern "C" {
#endif
#if defined(DEBUG)
extern PPH_LIST PhDbgWorkQueueList;
extern PH_QUEUED_LOCK PhDbgWorkQueueListLock;
#endif
typedef struct _PH_WORK_QUEUE
{
PH_RUNDOWN_PROTECT RundownProtect;
BOOLEAN Terminating;
LIST_ENTRY QueueListHead;
PH_QUEUED_LOCK QueueLock;
PH_CONDITION QueueEmptyCondition;
ULONG MaximumThreads;
ULONG MinimumThreads;
ULONG NoWorkTimeout;
PH_QUEUED_LOCK StateLock;
HANDLE SemaphoreHandle;
ULONG CurrentThreads;
ULONG BusyCount;
} PH_WORK_QUEUE, *PPH_WORK_QUEUE;
typedef VOID (NTAPI *PPH_WORK_QUEUE_ITEM_DELETE_FUNCTION)(
_In_ PUSER_THREAD_START_ROUTINE Function,
_In_ PVOID Context
);
typedef struct _PH_WORK_QUEUE_ENVIRONMENT
{
LONG BasePriority : 6; // Base priority increment
ULONG IoPriority : 3; // I/O priority hint
ULONG PagePriority : 3; // Page/memory priority
ULONG ForceUpdate : 1; // Always set priorities regardless of cached values
ULONG SpareBits : 19;
} PH_WORK_QUEUE_ENVIRONMENT, *PPH_WORK_QUEUE_ENVIRONMENT;
PHLIBAPI
VOID
NTAPI
PhInitializeWorkQueue(
_Out_ PPH_WORK_QUEUE WorkQueue,
_In_ ULONG MinimumThreads,
_In_ ULONG MaximumThreads,
_In_ ULONG NoWorkTimeout
);
PHLIBAPI
VOID
NTAPI
PhDeleteWorkQueue(
_Inout_ PPH_WORK_QUEUE WorkQueue
);
PHLIBAPI
VOID
NTAPI
PhWaitForWorkQueue(
_Inout_ PPH_WORK_QUEUE WorkQueue
);
PHLIBAPI
VOID
NTAPI
PhQueueItemWorkQueue(
_Inout_ PPH_WORK_QUEUE WorkQueue,
_In_ PUSER_THREAD_START_ROUTINE Function,
_In_opt_ PVOID Context
);
PHLIBAPI
VOID
NTAPI
PhQueueItemWorkQueueEx(
_Inout_ PPH_WORK_QUEUE WorkQueue,
_In_ PUSER_THREAD_START_ROUTINE Function,
_In_opt_ PVOID Context,
_In_opt_ PPH_WORK_QUEUE_ITEM_DELETE_FUNCTION DeleteFunction,
_In_opt_ PPH_WORK_QUEUE_ENVIRONMENT Environment
);
PHLIBAPI
VOID
NTAPI
PhInitializeWorkQueueEnvironment(
_Out_ PPH_WORK_QUEUE_ENVIRONMENT Environment
);
PHLIBAPI
PPH_WORK_QUEUE
NTAPI
PhGetGlobalWorkQueue(
VOID
);
#ifdef __cplusplus
}
#endif
#endif