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[NTOS:EX]

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- Try to fix CORE-11906
See issue 11906 for more details.

svn path=/trunk/; revision=72528
This commit is contained in:
Dmitry Chapyshev 2016-08-31 21:29:40 +00:00
parent 06c287d000
commit 170bf20513
1 changed files with 49 additions and 26 deletions
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75
reactos/ntoskrnl/ex/sysinfo.c
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@ -1241,41 +1241,64 @@ QSI_DEF(SystemHandleInformation)
/* Enter a critical region */
KeEnterCriticalRegion();
/* Set the initial value and loop the entries */
Handle.Value = 0;
while ((HandleTableEntry = ExpLookupHandleTableEntry(Process->ObjectTable, Handle)))
_SEH2_TRY
{
/* Validate the entry */
if ((HandleTableEntry->Object) &&
(HandleTableEntry->NextFreeTableEntry != -2))
/* Set the initial value and loop the entries */
Handle.Value = 0;
while ((HandleTableEntry = ExpLookupHandleTableEntry(Process->ObjectTable, Handle)))
{
/* Lock the entry */
if (ExpLockHandleTableEntry(Process->ObjectTable, HandleTableEntry))
/* Validate the entry */
if ((HandleTableEntry->Object) &&
(HandleTableEntry->NextFreeTableEntry != -2))
{
POBJECT_HEADER ObjectHeader = ObpGetHandleObject(HandleTableEntry);
/* Lock the entry */
if (ExpLockHandleTableEntry(Process->ObjectTable, HandleTableEntry))
{
_SEH2_TRY
{
POBJECT_HEADER ObjectHeader = ObpGetHandleObject(HandleTableEntry);
/* Filling handle information */
HandleInformation->Handles[Index].UniqueProcessId = (USHORT)(ULONG_PTR) Process->UniqueProcessId;
HandleInformation->Handles[Index].CreatorBackTraceIndex = 0;
HandleInformation->Handles[Index].ObjectTypeIndex = (UCHAR) ObjectHeader->Type->Index;
HandleInformation->Handles[Index].HandleAttributes = HandleTableEntry->ObAttributes & OBJ_HANDLE_ATTRIBUTES;
HandleInformation->Handles[Index].HandleValue = (USHORT)(ULONG_PTR) Handle.GenericHandleOverlay;
HandleInformation->Handles[Index].Object = &ObjectHeader->Body;
HandleInformation->Handles[Index].GrantedAccess = HandleTableEntry->GrantedAccess;
/* Filling handle information */
HandleInformation->Handles[Index].UniqueProcessId =
(USHORT)(ULONG_PTR) Process->UniqueProcessId;
/* Unlock it */
ExUnlockHandleTableEntry(Process->ObjectTable, HandleTableEntry);
HandleInformation->Handles[Index].CreatorBackTraceIndex = 0;
++Index;
HandleInformation->Handles[Index].ObjectTypeIndex =
(UCHAR) ObjectHeader->Type->Index;
HandleInformation->Handles[Index].HandleAttributes =
HandleTableEntry->ObAttributes & OBJ_HANDLE_ATTRIBUTES;
HandleInformation->Handles[Index].HandleValue =
(USHORT)(ULONG_PTR) Handle.GenericHandleOverlay;
HandleInformation->Handles[Index].Object = &ObjectHeader->Body;
HandleInformation->Handles[Index].GrantedAccess =
HandleTableEntry->GrantedAccess;
++Index;
}
_SEH2_FINALLY
{
/* Unlock it */
ExUnlockHandleTableEntry(Process->ObjectTable, HandleTableEntry);
}
_SEH2_END;
}
}
/* Go to the next entry */
Handle.Value += sizeof(HANDLE);
}
/* Go to the next entry */
Handle.Value += sizeof(HANDLE);
}
/* Leave the critical region */
KeLeaveCriticalRegion();
_SEH2_FINALLY
{
/* Leave the critical region */
KeLeaveCriticalRegion();
}
_SEH2_END;
Process = PsGetNextProcess(Process);
}