ses NB30;
function GetAdapterInfo(Lana: Char): String; var Adapter: TAdapterStatus; NCB: TNCB; begin FillChar(NCB, SizeOf(NCB), 0); NCB.ncb_command := Char(NCBRESET); NCB.ncb_lana_num := Lana; if Netbios(@NCB) <> Char(NRC_GOODRET) then begin Result := 'mac not found'; Exit; end; FillChar(NCB, SizeOf(NCB), 0); NCB.ncb_command := Char(NCBASTAT); NCB.ncb_lana_num := Lana; NCB.ncb_callname := '*'; FillChar(Adapter, SizeOf(Adapter), 0); NCB.ncb_buffer := @Adapter; NCB.ncb_length := SizeOf(Adapter); if Netbios(@NCB) <> Char(NRC_GOODRET) then begin Result := 'mac not found'; Exit; end; Result := IntToHex(Byte(Adapter.adapter_address[0]), 2) + '-' + IntToHex(Byte(Adapter.adapter_address[1]), 2) + '-' + IntToHex(Byte(Adapter.adapter_address[2]), 2) + '-' + IntToHex(Byte(Adapter.adapter_address[3]), 2) + '-' + IntToHex(Byte(Adapter.adapter_address[4]), 2) + '-' + IntToHex(Byte(Adapter.adapter_address[5]), 2); end; function GetMACAddress: string; var AdapterList: TLanaEnum; NCB: TNCB; begin FillChar(NCB, SizeOf(NCB), 0); NCB.ncb_command := Char(NCBENUM); NCB.ncb_buffer := @AdapterList; NCB.ncb_length := SizeOf(AdapterList); Netbios(@NCB); if Byte(AdapterList.length) > 0 then Result := GetAdapterInfo(AdapterList.lana[0]) else Result := 'mac not found'; end; // usage procedure TForm1.Button1Click(Sender: TObject); begin ShowMessage(GetMACAddress); end; |