PHP Kod: Kodu kopyalamak için üzerine çift tıklayın!
'// Form kodları ' Forma bir adet ListBox ekleyin (List1) Private Sub Form_Load() Call GetComputers(Me.List1) End Sub
'// Bu kısımdaki kodları bir modül içine yapıştırın Option Explicit
Private Type SERVER_INFO_100 sv100_platform_id As Long sv100_name As Long End Type
Private Declare Function NetServerEnum Lib "netapi32" (ByVal servername As Long _ , ByVal level As Long, buf As Any, ByVal prefmaxlen As Long _ , entriesread As Long, totalentries As Long, ByVal servertype As Long _ , ByVal domain As Long, resume_handle As Long) As Long Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (pTo As Any _ , uFrom As Any, ByVal lSize As Long) Private Declare Function NetApiBufferFree Lib "netapi32" (ByVal Buffer As Long) As Long Private Declare Function lstrlenW Lib "kernel32" (ByVal lpString As Long) As Long
Private Const MAX_PREFERRED_LENGTH As Long = -1 Private Const SV_TYPE_WORKSTATION As Long = &H1 Private Const NERR_SUCCESS As Long = 0& Private Const ERROR_MORE_DATA As Long = 234& '
Public Sub GetComputers(lst As ListBox) '=============================================================================== Dim lngBufPtr As Long Dim dwEntriesRead As Long Dim dwTotalEntries As Long Dim dwResumeHandle As Long Dim se100 As SERVER_INFO_100 Dim lngSuccess As Long Dim nStructSize As Long Dim lngCounter As Long Dim strComputer As String Dim blnNoComputers As Boolean
nStructSize = LenB(se100)
'-- Call passing MAX_PREFERRED_LENGTH to have the API allocate required memory for the ' return values.
'-- The call is enumerating all machines on the network (SV_TYPE_ALL); however, by ' Or'ing specific bit masks for defined types you can customize the returned data. ' For example, a value of 0x00000003 combines the bit masks for ' SV_TYPE_WORKSTATION (0x00000001) and SV_TYPE_SERVER (0x00000002).
'-- dwServerName must be Null. The level parameter (100 here) specifies the data ' structure being used (in this case a SERVER_INFO_100 structure).
'-- The domain member is passed as Null, indicating machines on the primary ' domain are to be retrieved. If you decide to use this member, pass ' StrPtr("domain name"), not the string itself.
'-- If all goes well If lngSuccess = NERR_SUCCESS And lngSuccess <> ERROR_MORE_DATA Then lst.Clear
'-- Loop through the returned data, adding each machine to the list For lngCounter = 0 To dwEntriesRead - 1 '-- Get one chunk of data and cast into an SERVER_INFO_100 struct ' in order to add the name to a list CopyMemory se100, ByVal lngBufPtr + (nStructSize * lngCounter), nStructSize
'-- Clean up regardless of lngSuccess Call NetApiBufferFree(lngBufPtr) End Sub
Private Function GetPointerToByteStringW(ByVal dwData As Long) As String '=============================================================================== Dim bytTemp() As Byte Dim lngTempLen As Long
If dwData <> 0 Then lngTempLen = lstrlenW(dwData) * 2 If lngTempLen <> 0 Then ReDim bytTemp(0 To (lngTempLen - 1)) As Byte CopyMemory bytTemp(0), ByVal dwData, lngTempLen GetPointerToByteStringW = bytTemp End If End If