Мониторинг консольной программы

Option Explicit
 
Private Declare Function CreatePipe Lib "kernel32" (phReadPipe As Long, phWritePipe As Long, lpPipeAttributes As SECURITY_ATTRIBUTES, ByVal nSize As Long) As Long
Private Declare Function PeekNamedPipe Lib "kernel32" (ByVal hNamedPipe As Long, lpBuffer As Any, ByVal nBufferSize As Long, lpBytesRead As Long, lpTotalBytesAvail As Long, lpBytesLeftThisMessage As Any) As Long
Private Declare Sub GetStartupInfo Lib "kernel32" Alias "GetStartupInfoA" (lpStartupInfo As STARTUPINFO)
Private Declare Function CreateProcess Lib "kernel32" Alias "CreateProcessA" (ByVal lpApplicationName As String, ByVal lpCommandLine As String, lpProcessAttributes As Any, lpThreadAttributes As Any, ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, lpEnvironment As Any, ByVal lpCurrentDriectory As String, lpStartupInfo As STARTUPINFO, lpProcessInformation As PROCESS_INFORMATION) As Long
Private Declare Function ReadFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToRead As Long, lpNumberOfBytesRead As Long, lpOverlapped As Any) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
Private Type SECURITY_ATTRIBUTES
    nLength As Long
    lpSecurityDescriptor As Long
    bInheritHandle As Long
End Type
Private Type PROCESS_INFORMATION
    hProcess As Long
    hThread As Long
    dwProcessId As Long
    dwThreadId As Long
End Type
Private Type STARTUPINFO
    cb As Long
    lpReserved As Long
    lpDesktop As Long
    lpTitle As Long
    dwX As Long
    dwY As Long
    dwXSize As Long
    dwYSize As Long
    dwXCountChars As Long
    dwYCountChars As Long
    dwFillAttribute As Long
    dwFlags As Long
    wShowWindow As Integer
    cbReserved2 As Integer
    lpReserved2 As Byte
    hStdInput As Long
    hStdOutput As Long
    hStdError As Long
End Type
Private Const STARTF_USESHOWWINDOW = &H1
Private Const STARTF_USESTDHANDLES = &H100
Private Const SW_HIDE = 0
Private Const EM_SETSEL = &HB1
Private Const EM_REPLACESEL = &HC2
 
Dim hRead As Long, hWrite As Long, info As PROCESS_INFORMATION
 
Private Function Read() As String
    Dim buf As String, count As Long, tmp As Byte
    Do
        PeekNamedPipe hRead, tmp, 1, count, 0, ByVal 0
        If count = 0 Then Exit Do
        buf = Space(1024)
        If ReadFile(hRead, ByVal buf, 1024, count, ByVal 0&) Then
            Read = Read & Left(buf, count)
        Else
            Exit Do
        End If
    Loop
End Function
Private Sub InitConsole(CommandLine As String)
    Dim attr As SECURITY_ATTRIBUTES
    Dim sui As STARTUPINFO
    
    attr.nLength = Len(attr)
    attr.lpSecurityDescriptor = 0
    attr.bInheritHandle = True
    
    If CreatePipe(hRead, hWrite, attr, 0) <> 0 Then
        sui.cb = Len(sui)
        GetStartupInfo sui
        sui.hStdOutput = hWrite
        sui.hStdError = hWrite
        sui.dwFlags = STARTF_USESHOWWINDOW Or STARTF_USESTDHANDLES
        sui.wShowWindow = SW_HIDE
        If CreateProcess(vbNullString, CommandLine, ByVal 0, ByVal 0, True, 0, ByVal 0, vbNullString, sui, info) = 0 Then
            CloseHandle hRead: CloseHandle hWrite
            MsgBox "error": End
        End If
    End If
End Sub
Private Sub DeinitConsole()
    CloseHandle hRead: CloseHandle hWrite: CloseHandle info.hThread: CloseHandle info.hProcess
End Sub
 
Private Sub cmdRead_Click()
    txtConsole.Text = Read
End Sub
 
Private Sub Form_Load()
    InitConsole "C:\Windows\System32\Cmd.exe"
End Sub
Private Sub Form_Unload(Cancel As Integer)
    DeinitConsole
End Sub