Jacek Caban : ntoskrnl.exe: Implement IoQueueWorkItem.
Alexandre Julliard
julliard at winehq.org
Wed May 1 16:37:07 CDT 2019
Module: wine
Branch: master
Commit: 43ba0a1bec4139e2cb90097a26d6fd25ebb5d47a
URL: https://source.winehq.org/git/wine.git/?a=commit;h=43ba0a1bec4139e2cb90097a26d6fd25ebb5d47a
Author: Jacek Caban <jacek at codeweavers.com>
Date: Wed May 1 17:54:23 2019 +0200
ntoskrnl.exe: Implement IoQueueWorkItem.
Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntoskrnl.exe/ntoskrnl.c | 29 +++++++++++++++++++++++++++++
dlls/ntoskrnl.exe/ntoskrnl.exe.spec | 2 +-
include/ddk/wdm.h | 10 ++++++++++
3 files changed, 40 insertions(+), 1 deletion(-)
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index cf053ca..eff90bb 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -1235,6 +1235,8 @@ void WINAPI IoFreeMdl(PMDL mdl)
struct _IO_WORKITEM
{
DEVICE_OBJECT *device;
+ PIO_WORKITEM_ROUTINE worker;
+ void *context;
};
/***********************************************************************
@@ -1262,6 +1264,33 @@ void WINAPI IoFreeWorkItem( PIO_WORKITEM work_item )
}
+void WINAPI run_work_item_worker(TP_CALLBACK_INSTANCE *instance, void *context)
+{
+ PIO_WORKITEM work_item = context;
+ DEVICE_OBJECT *device = work_item->device;
+
+ TRACE( "%p: calling %p(%p %p)\n", work_item, work_item->worker, device, work_item->context );
+ work_item->worker( device, work_item->context );
+ TRACE( "done\n" );
+
+ ObDereferenceObject( device );
+}
+
+/***********************************************************************
+ * IoQueueWorkItem (NTOSKRNL.EXE.@)
+ */
+void WINAPI IoQueueWorkItem( PIO_WORKITEM work_item, PIO_WORKITEM_ROUTINE worker,
+ WORK_QUEUE_TYPE type, void *context )
+{
+ TRACE( "%p %p %u %p\n", work_item, worker, type, context );
+
+ ObReferenceObject( work_item->device );
+ work_item->worker = worker;
+ work_item->context = context;
+ TrySubmitThreadpoolCallback( run_work_item_worker, work_item, NULL );
+}
+
+
/***********************************************************************
* IoAttachDeviceToDeviceStack (NTOSKRNL.EXE.@)
*/
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index 3103159..a1c84ee 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -428,7 +428,7 @@
@ stub IoQueryFileInformation
@ stub IoQueryVolumeInformation
@ stub IoQueueThreadIrp
-@ stub IoQueueWorkItem
+@ stdcall IoQueueWorkItem(ptr ptr long ptr)
@ stub IoRaiseHardError
@ stub IoRaiseInformationalHardError
@ stub IoReadDiskSignature
diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
index 4772793..f2b2723 100644
--- a/include/ddk/wdm.h
+++ b/include/ddk/wdm.h
@@ -1460,6 +1460,15 @@ typedef enum _DIRECTORY_NOTIFY_INFORMATION_CLASS {
DirectoryNotifyExtendedInformation
} DIRECTORY_NOTIFY_INFORMATION_CLASS, *PDIRECTORY_NOTIFY_INFORMATION_CLASS;
+typedef enum _WORK_QUEUE_TYPE {
+ CriticalWorkQueue,
+ DelayedWorkQueue,
+ HyperCriticalWorkQueue,
+ MaximumWorkQueue
+} WORK_QUEUE_TYPE;
+
+typedef void (WINAPI *PIO_WORKITEM_ROUTINE)(PDEVICE_OBJECT,void*);
+
NTSTATUS WINAPI ObCloseHandle(IN HANDLE handle);
#ifdef NONAMELESSUNION
@@ -1568,6 +1577,7 @@ PDEVICE_OBJECT WINAPI IoGetRelatedDeviceObject(PFILE_OBJECT);
void WINAPI IoInitializeIrp(IRP*,USHORT,CCHAR);
VOID WINAPI IoInitializeRemoveLockEx(PIO_REMOVE_LOCK,ULONG,ULONG,ULONG,ULONG);
void WINAPI IoInvalidateDeviceRelations(PDEVICE_OBJECT,DEVICE_RELATION_TYPE);
+void WINAPI IoQueueWorkItem(PIO_WORKITEM,PIO_WORKITEM_ROUTINE,WORK_QUEUE_TYPE,void*);
NTSTATUS WINAPI IoRegisterDeviceInterface(PDEVICE_OBJECT,const GUID*,PUNICODE_STRING,PUNICODE_STRING);
void WINAPI IoReleaseCancelSpinLock(KIRQL);
NTSTATUS WINAPI IoSetDeviceInterfaceState(UNICODE_STRING*,BOOLEAN);
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