Send windows message to a Windows Service

Question

Is there any tool to send (mimic) a windows message like \'WM_ENDSESSION\' to a windows service?

OR

How can I send a windows message to a process using C#?

Answer 1

Services should be controlled using ServiceController class

Represents a Windows service and allows you to connect to a running or stopped service, manipulate it, or get information about it.

You can use it to start, stop and communicate with services using this class.