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ObjectBody->Permanent setting cleaned.

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svn path=/trunk/; revision=13234
This commit is contained in:
Emanuele Aliberti 2005-01-23 22:42:31 +00:00
parent 60a81b9a9b
commit 4301549d0d
2 changed files with 32 additions and 18 deletions
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4
reactos/ntoskrnl/include/internal/ob.h
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@ -297,6 +297,10 @@ VOID
STDCALL
ObQueryDeviceMapInformation(PEPROCESS Process, PPROCESS_DEVICEMAP_INFORMATION DeviceMapInfo);
VOID FASTCALL
ObpSetPermanentObject (IN PVOID ObjectBody, IN BOOLEAN Permanent);
/* Security descriptor cache functions */
NTSTATUS

46
reactos/ntoskrnl/ob/ntobj.c
View file

@ -206,9 +206,26 @@ NtQueryObject (IN HANDLE ObjectHandle,
}
/**********************************************************************
* NAME PRIVATE
* ObpSetPermanentObject/2
*
* DESCRIPTION
* Fast general purpose routine to set an object's permanent
* attribute, given a pointer to the object's body.
*/
VOID FASTCALL
ObpSetPermanentObject (IN PVOID ObjectBody, IN BOOLEAN Permanent)
{
POBJECT_HEADER ObjectHeader;
ObjectHeader = BODY_TO_HEADER(ObjectBody);
ObjectHeader->Permanent = Permanent;
}
/**********************************************************************
* NAME EXPORTED
* ObMakeTemporaryObject
* ObMakeTemporaryObject/1
*
* DESCRIPTION
*
@ -223,10 +240,7 @@ NtQueryObject (IN HANDLE ObjectHandle,
VOID STDCALL
ObMakeTemporaryObject(IN PVOID ObjectBody)
{
POBJECT_HEADER ObjectHeader;
ObjectHeader = BODY_TO_HEADER(ObjectBody);
ObjectHeader->Permanent = FALSE;
ObpSetPermanentObject (ObjectBody, FALSE);
}
@ -245,25 +259,23 @@ ObMakeTemporaryObject(IN PVOID ObjectBody)
NTSTATUS STDCALL
NtMakeTemporaryObject(IN HANDLE ObjectHandle)
{
POBJECT_HEADER ObjectHeader;
PVOID Object;
PVOID ObjectBody;
NTSTATUS Status;
Status = ObReferenceObjectByHandle(ObjectHandle,
0,
NULL,
(KPROCESSOR_MODE)KeGetPreviousMode(),
&Object,
&ObjectBody,
NULL);
if (Status != STATUS_SUCCESS)
{
return Status;
}
ObjectHeader = BODY_TO_HEADER(Object);
ObjectHeader->Permanent = FALSE;
ObpSetPermanentObject (ObjectBody, FALSE);
ObDereferenceObject(Object);
ObDereferenceObject(ObjectBody);
return STATUS_SUCCESS;
}
@ -271,7 +283,7 @@ NtMakeTemporaryObject(IN HANDLE ObjectHandle)
/**********************************************************************
* NAME EXPORTED
* NtMakePermanentObject
* NtMakePermanentObject/1
*
* DESCRIPTION
*
@ -286,25 +298,23 @@ NtMakeTemporaryObject(IN HANDLE ObjectHandle)
NTSTATUS STDCALL
NtMakePermanentObject(IN HANDLE ObjectHandle)
{
POBJECT_HEADER ObjectHeader;
PVOID Object;
PVOID ObjectBody;
NTSTATUS Status;
Status = ObReferenceObjectByHandle(ObjectHandle,
0,
NULL,
(KPROCESSOR_MODE)KeGetPreviousMode(),
&Object,
&ObjectBody,
NULL);
if (Status != STATUS_SUCCESS)
{
return Status;
}
ObjectHeader = BODY_TO_HEADER(Object);
ObjectHeader->Permanent = TRUE;
ObpSetPermanentObject (ObjectBody, TRUE);
ObDereferenceObject(Object);
ObDereferenceObject(ObjectBody);
return STATUS_SUCCESS;
}