kernel32: Implement GetProcessIdOfThread().

dlls/api-ms-win-core-processthreads-l1-1-0/api-ms-win-core-processthreads-l1-1-0.spec

@@ -16,7 +16,7 @@
 @ stdcall GetExitCodeThread(long ptr) kernel32.GetExitCodeThread
 @ stdcall GetPriorityClass(long) kernel32.GetPriorityClass
 @ stdcall GetProcessId(long) kernel32.GetProcessId
-@ stub GetProcessIdOfThread
+@ stdcall GetProcessIdOfThread(long) kernel32.GetProcessIdOfThread
 @ stdcall GetProcessTimes(long ptr ptr ptr ptr) kernel32.GetProcessTimes
 @ stdcall GetProcessVersion(long) kernel32.GetProcessVersion
 @ stdcall GetStartupInfoW(ptr) kernel32.GetStartupInfoW

dlls/api-ms-win-core-processthreads-l1-1-1/api-ms-win-core-processthreads-l1-1-1.spec

@@ -21,7 +21,7 @@
 @ stdcall GetPriorityClass(long) kernel32.GetPriorityClass
 @ stdcall GetProcessHandleCount(long ptr) kernel32.GetProcessHandleCount
 @ stdcall GetProcessId(long) kernel32.GetProcessId
-@ stub GetProcessIdOfThread
+@ stdcall GetProcessIdOfThread(long) kernel32.GetProcessIdOfThread
 @ stub GetProcessMitigationPolicy
 @ stdcall GetProcessTimes(long ptr ptr ptr ptr) kernel32.GetProcessTimes
 @ stdcall GetProcessVersion(long) kernel32.GetProcessVersion

dlls/api-ms-win-core-processthreads-l1-1-2/api-ms-win-core-processthreads-l1-1-2.spec

@@ -21,7 +21,7 @@
 @ stdcall GetPriorityClass(long) kernel32.GetPriorityClass
 @ stdcall GetProcessHandleCount(long ptr) kernel32.GetProcessHandleCount
 @ stdcall GetProcessId(long) kernel32.GetProcessId
-@ stub GetProcessIdOfThread
+@ stdcall GetProcessIdOfThread(long) kernel32.GetProcessIdOfThread
 @ stub GetProcessMitigationPolicy
 @ stdcall GetProcessPriorityBoost(long ptr) kernel32.GetProcessPriorityBoost
 @ stdcall GetProcessTimes(long ptr ptr ptr ptr) kernel32.GetProcessTimes

dlls/kernel32/kernel32.spec

@@ -780,7 +780,7 @@
 @ stdcall -norelay GetProcessHeap()
 @ stdcall GetProcessHeaps(long ptr)
 @ stdcall GetProcessId(long)
-# @ stub GetProcessIdOfThread
+@ stdcall GetProcessIdOfThread(long)
 @ stdcall GetProcessIoCounters(long ptr)
 # @ stub GetProcessPreferredUILanguages
 @ stdcall GetProcessPriorityBoost(long ptr)

dlls/kernel32/thread.c

@@ -557,6 +557,35 @@ DWORD WINAPI GetThreadId(HANDLE Thread)
     return HandleToULong(tbi.ClientId.UniqueThread);
 }
 
+/**********************************************************************
+ * GetProcessIdOfThread [KERNEL32.@]
+ *
+ * Retrieve process identifier given thread belongs to.
+ *
+ * PARAMS
+ *  Thread [I] The thread identifier.
+ *
+ * RETURNS
+ *    Success: Process identifier
+ *    Failure: 0
+ */
+DWORD WINAPI GetProcessIdOfThread(HANDLE Thread)
+{
+    THREAD_BASIC_INFORMATION tbi;
+    NTSTATUS status;
+
+    TRACE("(%p)\n", Thread);
+
+    status = NtQueryInformationThread(Thread, ThreadBasicInformation, &tbi,
+                                      sizeof(tbi), NULL);
+    if (status)
+    {
+        SetLastError( RtlNtStatusToDosError(status) );
+        return 0;
+    }
+
+    return HandleToULong(tbi.ClientId.UniqueProcess);
+}
 
 /***********************************************************************
  * GetCurrentThread [KERNEL32.@]  Gets pseudohandle for current thread