type TForm1 = class(TForm) Button1: TButton; Memo1: TMemo; procedure Button1Click(Sender: TObject); private { Private declarations } public { Public declarations } end; Type TIPAddressString = Array[0..4*4-1] of Char;
PIPAddrString = ^TIPAddrString; TIPAddrString = Record Next : PIPAddrString; IPAddress : TIPAddressString; IPMask : TIPAddressString; Context : Integer; End;
PIPAdapterInfo = ^TIPAdapterInfo; TIPAdapterInfo = Record { IP_ADAPTER_INFO } Next : PIPAdapterInfo; ComboIndex : Integer; AdapterName : Array[0..MAX_ADAPTER_NAME_LENGTH+3] of Char; Description : Array[0..MAX_ADAPTER_DESCRIPTION_LENGTH+3] of Char; AddressLength : Integer; Address : Array[1..MAX_ADAPTER_ADDRESS_LENGTH] of Byte; Index : Integer; _Type : Integer; DHCPEnabled : Integer; CurrentIPAddress : PIPAddrString; IPAddressList : TIPAddrString; GatewayList : TIPAddrString; End; var Form1: TForm1;
implementation
{$R *.dfm}
Function GetAdaptersInfo(AI : PIPAdapterInfo; Var BufLen : Integer) : Integer; StdCall; External 'iphlpapi.dll' Name 'GetAdaptersInfo';
Function MACToStr(ByteArr : PByte; Len : Integer) : String; Begin Result := ''; While (Len > 0) do Begin //2007-02-03 // Result := Result+IntToHex(ByteArr^,2)+'-'; Result := Result+IntToHex(ByteArr^,2); ByteArr := Pointer(Integer(ByteArr)+SizeOf(Byte)); Dec(Len); End; //2007-02-03 // SetLength(Result,Length(Result)-1); { remove last dash } End;
Function GetAddrString(Addr : PIPAddrString) : String; Begin Result := ''; While (Addr <> nil) do Begin Result := Result+'A: '+Addr^.IPAddress+' M: '+Addr^.IPMask+#13; Addr := Addr^.Next; End; End;
procedure TForm1.Button1Click(Sender: TObject); var AI,Work : PIPAdapterInfo; Size : Integer; Res : Integer; begin Size := 5120; GetMem(AI,Size); work:=ai; Res := GetAdaptersInfo(AI,Size); If (Res <> ERROR_SUCCESS) Then Begin SetLastError(Res); RaiseLastWin32Error; End; memo1.Lines.Add ('Adapter address: '+MACToStr(@Work^.Address,Work^.AddressLength)); repeat memo1.Lines.add(' IP addresses: '+GetAddrString(@Work^.IPAddressList)); work:=work^.Next ; until (work=nil); end;
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