GetProcessIdOfThread function

Retrieves the process identifier of the process associated with the specified thread.

Syntax

DWORD GetProcessIdOfThread(
  HANDLE Thread
);

Parameters

Thread

A handle to the thread. The handle must have the THREAD_QUERY_INFORMATION or THREAD_QUERY_LIMITED_INFORMATION access right. For more information, see Thread Security and Access Rights.

Windows Server 2003:  The handle must have the THREAD_QUERY_INFORMATION access right.

Return Value

If the function succeeds, the return value is the process identifier of the process associated with the specified thread.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

Remarks

Until a process terminates, its process identifier uniquely identifies it on the system. For more information about access rights, see Thread Security and Access Rights.

Requirements

   
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Target Platform Windows
Header processthreadsapi.h (include Windows Vista, Windows 7, Windows Server 2008 Windows Server 2008 R2, Windows.h)
Library Kernel32.lib
DLL Kernel32.dll

See Also

GetCurrentThreadId

GetProcessId

GetThreadId

Processes