Zebediah Figura : ntoskrnl.exe: Implement ExIsResourceAcquiredExclusiveLite().
Alexandre Julliard
julliard at winehq.org
Wed Apr 10 15:19:58 CDT 2019
Module: wine
Branch: master
Commit: 37640f326943a24304fc6c52d174c22bee8417a9
URL: https://source.winehq.org/git/wine.git/?a=commit;h=37640f326943a24304fc6c52d174c22bee8417a9
Author: Zebediah Figura <z.figura12 at gmail.com>
Date: Tue Apr 9 23:41:09 2019 -0500
ntoskrnl.exe: Implement ExIsResourceAcquiredExclusiveLite().
Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntoskrnl.exe/ntoskrnl.exe.spec | 2 +-
dlls/ntoskrnl.exe/sync.c | 19 +++++++++++++++++++
include/ddk/wdm.h | 1 +
3 files changed, 21 insertions(+), 1 deletion(-)
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index 3324b3b..d3e6070 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -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
diff --git a/dlls/ntoskrnl.exe/sync.c b/dlls/ntoskrnl.exe/sync.c
index 7009c4c..94b9778 100644
--- a/dlls/ntoskrnl.exe/sync.c
+++ b/dlls/ntoskrnl.exe/sync.c
@@ -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;
+}
diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
index a0219c4..5a84602 100644
--- a/include/ddk/wdm.h
+++ b/include/ddk/wdm.h
@@ -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);
More information about the wine-cvs
mailing list