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ntoskrnl.exe: Implement PsIsSystemThread. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
stable
Derek Lesho 2019-04-29 16:01:20 +02:00 committed by Alexandre Julliard
parent 1064e20a3f
commit 1c2d517242
5 changed files with 18 additions and 1 deletions
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9
dlls/ntoskrnl.exe/ntoskrnl.c
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@ -3056,6 +3056,15 @@ HANDLE WINAPI PsGetCurrentThreadId(void)
}
/***********************************************************************
* PsIsSystemThread (NTOSKRNL.EXE.@)
*/
BOOLEAN WINAPI PsIsSystemThread(PETHREAD thread)
{
return thread->kthread.process == PsInitialSystemProcess;
}
/***********************************************************************
* PsGetVersion (NTOSKRNL.EXE.@)
*/

2
dlls/ntoskrnl.exe/ntoskrnl.exe.spec
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@ -908,7 +908,7 @@
@ stdcall PsImpersonateClient(ptr ptr long long long)
@ extern PsInitialSystemProcess
@ stub PsIsProcessBeingDebugged
@ stub PsIsSystemThread
@ stdcall PsIsSystemThread(ptr)
@ stub PsIsThreadImpersonating
@ stub PsIsThreadTerminating
@ stub PsJobType

5
dlls/ntoskrnl.exe/ntoskrnl_private.h
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@ -39,6 +39,11 @@ struct _KTHREAD
CLIENT_ID id;
};
struct _ETHREAD
{
struct _KTHREAD kthread;
};
void *alloc_kernel_object( POBJECT_TYPE type, HANDLE handle, SIZE_T size, LONG ref ) DECLSPEC_HIDDEN;
HANDLE kernel_object_handle( void *obj, unsigned int access ) DECLSPEC_HIDDEN;
NTSTATUS kernel_object_from_handle( HANDLE handle, POBJECT_TYPE type, void **ret ) DECLSPEC_HIDDEN;

2
dlls/ntoskrnl.exe/tests/driver.c
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@ -337,6 +337,8 @@ static void test_currentprocess(void)
thread = PsGetCurrentThread();
ret = wait_single( thread, 0 );
ok(ret == STATUS_TIMEOUT, "got %#x\n", ret);
ok(!PsIsSystemThread((PETHREAD)KeGetCurrentThread()), "unexpected system thread\n");
}
static void sleep(void)

1
include/ddk/ntifs.h
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@ -131,6 +131,7 @@ typedef struct _FS_FILTER_CALLBACKS
BOOLEAN WINAPI FsRtlIsNameInExpression(PUNICODE_STRING, PUNICODE_STRING, BOOLEAN, PWCH);
NTSTATUS WINAPI ObQueryNameString(PVOID,POBJECT_NAME_INFORMATION,ULONG,PULONG);
BOOLEAN WINAPI PsIsSystemThread(PETHREAD);
NTSTATUS WINAPI PsLookupProcessByProcessId(HANDLE,PEPROCESS*);
NTSTATUS WINAPI PsLookupThreadByThreadId(HANDLE,PETHREAD*);
void WINAPI PsRevertToSelf(void);