timesys.bas

星子行主机控制系统用于主机管理,方便远程操作,通信等功能.更 方便用于局域网,管理速度快,连接简单方便.注意:星子行连接可用 于带路由主机与带路由主机之间连接,非路由与非路由之间连接.带

Attribute VB_Name = "timesys"

'NT下关机需调用的安全机制API函数
Public Const TOKEN_ADJUST_PRIVILEGES = &H20
Public Const TOKEN_QUERY = &H8
Public Const SE_PRIVILEGE_ENABLED = &H2
Public Const ANYSIZE_ARRAY = 1

Public Type LUID
  lowpart As Long
  highpart As Long
End Type

Public Type LUID_AND_ATTRIBUTES

pLuid As LUID
  Attributes As Long
End Type

Public Type TOKEN_PRIVILEGES

PrivilegeCount As Long
  Privileges(ANYSIZE_ARRAY) As LUID_AND_ATTRIBUTES
End Type

Public Declare Function GetCurrentProcess Lib "kernel32" () As Long
Public Declare Function LookupPrivilegeValue Lib "advapi32.dll" Alias "LookupPrivilegeValueA" (ByVal lpSystemName As String, ByVal lpName As String, lpLuid As LUID) As Long
Public Declare Function AdjustTokenPrivileges Lib "advapi32.dll" (ByVal TokenHandle As Long, ByVal DisableAllPrivileges As Long, NewState As TOKEN_PRIVILEGES, ByVal BufferLength As Long, PreviousState As TOKEN_PRIVILEGES, ReturnLength As Long) As Long
Public Declare Function OpenProcessToken Lib "advapi32.dll" (ByVal ProcessHandle As Long, ByVal DesiredAccess As Long, TokenHandle As Long) As Long
 
 
 '安全关机需调用的API函数
Global Const EWX_SHUTDOWN = 1 '终止所有进程并关闭计算机
Global Const EWX_FORCE = 4    '强迫进程终止
Global Const EWX_LOGOFF = 3   '关掉在进程安全描述表中运行的所有进程，重起计算机
Global Const EWX_REBOOT = 2   '终止所有运行的进程并关闭计算机
Global Const EWX_LOGIN = 0  '以其它用户名重新登录系统
Public Declare Function ExitWindowsEx Lib "user32" (ByVal fuOptions As Long, ByVal dwReserved As Long) As Integer '关闭系统函数


'NT下调用关机涵数前需先调用的安全机制涵数子过程
Public Sub AdjustToken()
 Dim hdlProcessHandle As Long
 Dim hdlTokenHandle As Long
 Dim tmpLuid As LUID
 Dim tkp As TOKEN_PRIVILEGES
 Dim tkpNewButIgnored As TOKEN_PRIVILEGES
 Dim lBufferNeeded As Long
  
 hdlProcessHandle = GetCurrentProcess()
 OpenProcessToken hdlProcessHandle, (TOKEN_ADJUST_PRIVILEGES Or TOKEN_QUERY), hdlTokenHandle

' Get the LUID for shutdown privilege.
 LookupPrivilegeValue "", "SeShutdownPrivilege", tmpLuid
 tkp.PrivilegeCount = 1 ' One privilege to set
 tkp.Privileges(0).pLuid = tmpLuid
 tkp.Privileges(0).Attributes = SE_PRIVILEGE_ENABLED

' Enable the shutdown privilege in the access token of this process.
 AdjustTokenPrivileges hdlTokenHandle, False, tkp, Len(tkpNewButIgnored), tkpNewButIgnored, lBufferNeeded
End Sub