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How can i End Proccess of 1 running program usingf VB6.0 Application..

Hello experts newbie here ...


I want to put this source at my project .. when i am click at the command1 to End Process of 1 of the running applications ... it is possible to do that in VB6.0 project?
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KingSencat
Asked:
KingSencat
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1 Solution
 
Mark_FreeSoftwareCommented:
short answer: yes that is possible



longer answer:


to use code:

Private Sub Command1_Click()
   KillApp "Notepad.exe"
End Sub


'Code:


Option Explicit

Private Declare Function TerminateProcess Lib "kernel32" (ByVal ApphProcess As Long, ByVal uExitCode As Long) As Long
Private Declare Function OpenProcess Lib "kernel32" (ByVal dwDesiredAccess As Long, ByVal blnheritHandle As Long, ByVal dwAppProcessId As Long) As Long
Private Declare Function ProcessFirst Lib "kernel32" Alias "Process32First" (ByVal hSnapshot As Long, uProcess As PROCESSENTRY32) As Long
Private Declare Function ProcessNext Lib "kernel32" Alias "Process32Next" (ByVal hSnapshot As Long, uProcess As PROCESSENTRY32) As Long
Private Declare Function CreateToolhelpSnapshot Lib "kernel32" Alias "CreateToolhelp32Snapshot" (ByVal lFlags As Long, lProcessID As Long) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
Private Declare Function GetVersion Lib "kernel32" () As Long
Private Declare Function GetCurrentProcess Lib "kernel32" () As Long
Private Declare Function OpenProcessToken Lib "advapi32" (ByVal ProcessHandle As Long, ByVal DesiredAccess As Long, TokenHandle As Long) As Long
Private Declare Function LookupPrivilegeValue Lib "advapi32" Alias "LookupPrivilegeValueA" (ByVal lpSystemName As String, ByVal lpName As String, lpLuid As LUID) As Long
Private Declare Function AdjustTokenPrivileges Lib "advapi32" (ByVal TokenHandle As Long, ByVal DisableAllPrivileges As Long, NewState As TOKEN_PRIVILEGES, ByVal BufferLength As Long, PreviousState As Any, ReturnLength As Any) As Long
Private Const MAX_PATH& = 260
Private Const TOKEN_ADJUST_PRIVILEGES = &H20
Private Const TOKEN_QUERY = &H8
Private Const SE_PRIVILEGE_ENABLED = &H2
Private Const PROCESS_ALL_ACCESS = &H1F0FFF
Private Type LUID
    lowpart As Long
    highpart As Long
End Type
Private Type TOKEN_PRIVILEGES
    PrivilegeCount As Long
    LuidUDT As LUID
    Attributes As Long
End Type
Private Type PROCESSENTRY32
    dwSize As Long
    cntUsage As Long
    th32ProcessID As Long
    th32DefaultHeapID As Long
    th32ModuleID As Long
    cntThreads As Long
    th32ParentProcessID As Long
    pcPriClassBase As Long
    dwFlags As Long
    szexeFile As String * MAX_PATH
End Type

Private Function KillApp(myName As String) As Boolean
    Const TH32CS_SNAPPROCESS As Long = 2&
    Const PROCESS_ALL_ACCESS = 0
    Dim uProcess As PROCESSENTRY32
    Dim rProcessFound As Long
    Dim hSnapshot As Long
    Dim szExename As String
    Dim exitCode As Long
    Dim myProcess As Long
    Dim AppKill As Boolean
    Dim appCount As Integer
    Dim i As Integer
    On Local Error GoTo Finish
    appCount = 0
    uProcess.dwSize = Len(uProcess)
    hSnapshot = CreateToolhelpSnapshot(TH32CS_SNAPPROCESS, 0&)
    rProcessFound = ProcessFirst(hSnapshot, uProcess)
    Do While rProcessFound
        i = InStr(1, uProcess.szexeFile, Chr(0))
        szExename = LCase$(Left$(uProcess.szexeFile, i - 1))
        If Right$(szExename, Len(myName)) = LCase$(myName) Then
            KillApp = True
            appCount = appCount + 1
            myProcess = OpenProcess(PROCESS_ALL_ACCESS, False, uProcess.th32ProcessID)
            KillProcess uProcess.th32ProcessID, 0
        End If
        rProcessFound = ProcessNext(hSnapshot, uProcess)
    Loop
    Call CloseHandle(hSnapshot)
    Exit Function
Finish:
    MsgBox "Error!"
End Function

Private Function KillProcess(ByVal hProcessID As Long, Optional ByVal exitCode As Long) As Boolean
    Dim hToken As Long
    Dim hProcess As Long
    Dim tp As TOKEN_PRIVILEGES
    If GetVersion() >= 0 Then
        If OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES Or TOKEN_QUERY, hToken) = 0 Then
            GoTo CleanUp
        End If
        If LookupPrivilegeValue("", "SeDebugPrivilege", tp.LuidUDT) = 0 Then
            GoTo CleanUp
        End If
        tp.PrivilegeCount = 1
        tp.Attributes = SE_PRIVILEGE_ENABLED
        If AdjustTokenPrivileges(hToken, False, tp, 0, ByVal 0&, ByVal 0&) = 0 Then
            GoTo CleanUp
        End If
    End If
    hProcess = OpenProcess(PROCESS_ALL_ACCESS, 0, hProcessID)
    If hProcess Then
        KillProcess = (TerminateProcess(hProcess, exitCode) <> 0)
        ' close the process handle
        CloseHandle hProcess
    End If


    If GetVersion() >= 0 Then
        ' under NT restore original privileges
        tp.Attributes = 0
        AdjustTokenPrivileges hToken, False, tp, 0, ByVal 0&, ByVal 0&
CleanUp:
        If hToken Then CloseHandle hToken
    End If

End Function

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KingSencatAuthor Commented:
It's still on the task manager ... is running as SYSTEM by the way...
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KingSencatAuthor Commented:
Mark_FreeSoftware ... ?
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Mark_FreeSoftwareCommented:

which process do you want to kill?
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KingSencatAuthor Commented:
the problem that is running as USERNAME: SYSTEM ..
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KingSencatAuthor Commented:
It's one onother application that i create and i create it to run as a system file
... this source what u give me cannot end proccess of a system
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StillUnAwareCommented:
Here is another sample code, but I guess the Mark's code does efectively the same

http://www.andreavb.com/tip020021.html
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