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Smiley Sinnvoller ist es oft nur die AdapterID auszulesen: (inside)
Private Const NCBRESET As Byte = &H32Private Const NCBASTAT As Byte = &H33Private Const NCBNAMSZ As Integer = 16Private Const HEAP_GENERATE_EXCEPTIONS As Long = &H4&Private Const HEAP_ZERO_MEMORY As Long = &H8&Private Type NCB ncb_command As Byte ncb_retcode As Byte ncb_lsn As Byte ncb_num As Byte ncb_buffer As Long ncb_length As Integer ncb_callname As String * NCBNAMSZ ncb_name As String * NCBNAMSZ ncb_rto As Byte ncb_sto As Byte ncb_post As Long ncb_lana_num As Byte ncb_cmd_cplt As Byte ncb_reserve(9) As Byte ncb_event As LongEnd TypePrivate Type ADAPTER_STATUS adapter_address(5) As Byte rev_major As Byte reserved0 As Byte adapter_type As Byte rev_minor As Byte duration As Integer frmr_recv As Integer frmr_xmit As Integer iframe_recv_err As Integer xmit_aborts As Integer xmit_success As Long recv_success As Long iframe_xmit_err As Integer recv_buff_unavail As Integer t1_timeouts As Integer ti_timeouts As Integer Reserved1 As Long free_ncbs As Integer max_cfg_ncbs As Integer max_ncbs As Integer xmit_buf_unavail As Integer max_dgram_size As Integer pending_sess As Integer max_cfg_sess As Integer max_sess As Integer max_sess_pkt_size As Integer name_count As IntegerEnd TypePrivate Type NAME_BUFFER Name As String * NCBNAMSZ name_num As Integer name_flags As IntegerEnd TypePrivate Type STATUS_AND_NAME Status As ADAPTER_STATUS NameBuffer(30) As NAME_BUFFEREnd TypePrivate Declare Function GetProcessHeap Lib "kernel32" () As LongPrivate Declare Function HeapAlloc Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, ByVal dwBytes As Long) As LongPrivate Declare Function HeapFree Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, lpMem As Any) As LongPrivate Declare Function Netbios Lib "netapi32.dll" (pncb As NCB) As BytePrivate Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (hpvDest As Any, ByVal hpvSource As Long, ByVal cbCopy As Long)Function AdapterMAC(ByRef AdapterOUI As String, ByRef AdapterSNr As String) As BooleanOn Error GoTo ErrorHandlerDim tNCB As NCBDim tStatusAndName As STATUS_AND_NAMEDim lPtrToAllocMem As LongDim lFound As StringWith tNCB .ncb_command = NCBRESET .ncb_length = Len(tStatusAndName) lPtrToAllocMem = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS Or HEAP_ZERO_MEMORY, .ncb_length) If lPtrToAllocMem = 0 Then AdapterMAC = False Exit Function End If .ncb_buffer = lPtrToAllocMem .ncb_lana_num = 0 .ncb_callname = "* " .ncb_command = NCBASTAT Call Netbios(tNCB) Call CopyMemory(tStatusAndName, .ncb_buffer, Len(tStatusAndName))End WithWith tStatusAndName.Status AdapterOUI = Right("0" & Hex(.adapter_address(0)), 2) & Right("0" & Hex(.adapter_address(1)), 2) & Right("0" & Hex(.adapter_address(2)), 2) & Right("0" & Hex(.adapter_address(3)), 2) AdapterSNr = Right("0" & Hex(.adapter_address(4)), 2) & Right("0" & Hex(.adapter_address(5)), 2)End WithCall HeapFree(GetProcessHeap(), 0, lPtrToAllocMem)AdapterMAC = TrueExit FunctionErrorHandler: AdapterMAC = FalseEnd FunctionSub test()Dim a As String, b As String, c As Booleanc = AdapterMAC(a, b)Debug.Print aDebug.Print bDebug.Print cEnd Sub-- MfG Fabianhttp://www.virtual-dev.de

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