纯VB真正实现稳定的NT服务

'* ************************************************************** *
'* 程序名称：modNtSrv
'* 程序功能：实现NT服务
'* 作者：lyserver
'* 联系方式：http://blog.csdn.net/lyserver
'* ************************************************************** *
Option Explicit
'服务控制常量
Public Enum SERVICE_CONTROL
SERVICE_CONTROL_STOP = 1&
SERVICE_CONTROL_PAUSE = 2&
SERVICE_CONTROL_CONTINUE = 3&
SERVICE_CONTROL_INTERROGATE = 4&
SERVICE_CONTROL_SHUTDOWN = 5&
End Enum
'服务状态常量
Public Enum SERVICE_STATE
SERVICE_STOPPED = &H1
SERVICE_START_PENDING = &H2
SERVICE_STOP_PENDING = &H3
SERVICE_RUNNING = &H4
SERVICE_CONTINUE_PENDING = &H5
SERVICE_PAUSE_PENDING = &H6
SERVICE_PAUSED = &H7
Delete = &H10000
End Enum
'服务启动方式常量
Public Const SERVICE_SYSTEM_START As Long = &H1
Public Const SERVICE_AUTO_START As Long = &H2
Public Const SERVICE_DEMAND_START As Long = &H3
'服务错误控制级别
Private Const SERVICE_ERROR_NORMAL As Long = &H1
'SCM权限常量
Public Const STANDARD_RIGHTS_REQUIRED = &HF0000
Public Const SC_MANAGER_CONNECT = &H1
Public Const SC_MANAGER_CREATE_SERVICE = &H2
Public Const SC_MANAGER_ENUMERATE_SERVICE = &H4
Public Const SC_MANAGER_LOCK = &H8
Public Const SC_MANAGER_QUERY_LOCK_STATUS = &H10
Public Const SC_MANAGER_MODIFY_BOOT_CONFIG = &H20
Public Const SC_MANAGER_ALL_ACCESS = (STANDARD_RIGHTS_REQUIRED Or SC_MANAGER_CONNECT Or SC_MANAGER_CREATE_SERVICE Or SC_MANAGER_ENUMERATE_SERVICE Or SC_MANAGER_LOCK Or SC_MANAGER_QUERY_LOCK_STATUS Or SC_MANAGER_MODIFY_BOOT_CONFIG)
'接受SCP控制消息常量
Public Const SERVICE_ACCEPT_STOP As Long = &H1
Public Const SERVICE_ACCEPT_PAUSE_CONTINUE As Long = &H2
Public Const SERVICE_ACCEPT_SHUTDOWN As Long = &