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ntoskrnl.exe: Implement ExIsResourceAcquiredExclusiveLite(). 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2019-04-09 23:41:09 -05:00 committed by Alexandre Julliard
parent 01566351fa
commit 37640f3269
3 changed files with 21 additions and 1 deletions
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2
dlls/ntoskrnl.exe/ntoskrnl.exe.spec
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@ -165,7 +165,7 @@
@ stub ExInterlockedPushEntryList
@ stdcall ExInterlockedRemoveHeadList(ptr ptr)
@ stub ExIsProcessorFeaturePresent
@ stub ExIsResourceAcquiredExclusiveLite
@ stdcall ExIsResourceAcquiredExclusiveLite(ptr)
@ stub ExIsResourceAcquiredSharedLite
@ stdcall ExLocalTimeToSystemTime(ptr ptr) RtlLocalTimeToSystemTime
@ stub ExNotifyCallback

19
dlls/ntoskrnl.exe/sync.c
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@ -1125,3 +1125,22 @@ ULONG WINAPI ExGetSharedWaiterCount( ERESOURCE *resource )
return count;
}
/***********************************************************************
* ExIsResourceAcquiredExclusiveLite (NTOSKRNL.EXE.@)
*/
BOOLEAN WINAPI ExIsResourceAcquiredExclusiveLite( ERESOURCE *resource )
{
BOOLEAN ret;
KIRQL irql;
TRACE("resource %p.\n", resource);
KeAcquireSpinLock( &resource->SpinLock, &irql );
ret = (resource->OwnerEntry.OwnerThread == (ERESOURCE_THREAD)KeGetCurrentThread());
KeReleaseSpinLock( &resource->SpinLock, irql );
return ret;
}

1
include/ddk/wdm.h
View File

@ -1531,6 +1531,7 @@ NTSTATUS WINAPI ExInitializeResourceLite(ERESOURCE*);
PSLIST_ENTRY WINAPI ExInterlockedPopEntrySList(PSLIST_HEADER,PKSPIN_LOCK);
PSLIST_ENTRY WINAPI ExInterlockedPushEntrySList(PSLIST_HEADER,PSLIST_ENTRY,PKSPIN_LOCK);
LIST_ENTRY * WINAPI ExInterlockedRemoveHeadList(LIST_ENTRY*,KSPIN_LOCK*);
BOOLEAN WINAPI ExIsResourceAcquiredExclusiveLite(ERESOURCE*);
void WINAPI ExReleaseFastMutexUnsafe(PFAST_MUTEX);
void WINAPI ExReleaseResourceForThreadLite(ERESOURCE*,ERESOURCE_THREAD);
ULONG WINAPI ExSetTimerResolution(ULONG,BOOLEAN);