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Function name : OpenService

Group: Service - Library: advapi32

The OpenService function opens an existing service.

Code examples:

Encapsulating access to the Windows Services in a class
How to delete a service object

Declaration:

SC_HANDLE OpenService(
  SC_HANDLE hSCManager,
  LPCTSTR lpServiceName,
  DWORD dwDesiredAccess
);

FoxPro declaration:

DECLARE INTEGER OpenService IN advapi32;
	INTEGER hSCManager,;
	STRING  lpServiceName,;
	LONG    dwDesiredAccess

Parameters:

hSCManager [in] Handle to the service control manager database. The OpenSCManager function returns this handle.

lpServiceName [in] Pointer to a null-terminated string that specifies the name of the service to open.

dwDesiredAccess [in] Access to the service.

Return value:

If the function succeeds, the return value is a handle to the service.

Comments:

Unicode: Implemented as OpenServiceW (Unicode) and OpenServiceA (ANSI).

The returned handle is only valid for the process that called OpenService. It can be closed by calling the CloseServiceHandle function.

See also: StartService, ControlService.