Scalabium Software

SMExport advertising

Knowledge for your independence'.
Home Delphi and C++Builder tips


#37: How to get your local IP?

Using the next code you can read a local IP address

function TForm1.LocalIP: string;
type
   TaPInAddr = array [0..10] of PInAddr;
   PaPInAddr = ^TaPInAddr;
var
    phe: PHostEnt;
    pptr: PaPInAddr;
    Buffer: array [0..63] of char;
    i: Integer;
    GInitData: TWSADATA;
begin
    WSAStartup($101, GInitData);
    Result := '';
    GetHostName(Buffer, SizeOf(Buffer));
    phe :=GetHostByName(buffer);
    if phe = nil then Exit;
    pptr := PaPInAddr(Phe^.h_addr_list);
    i := 0;
    while pptr^[i] <> nil do
    begin
      result:=StrPas(inet_ntoa(pptr^[i]^));
      Inc(i);
    end;
    WSACleanup;
end;


Published: November 2, 1999

See also
 
Viewer for TNEF-files (winmail.dat)
Excel Reader (dll)
SMExport suite
ABA Picture Convert
ABA Spreadsheet Convert
Database Information Manager
Paradox to Text converter
ABA Database Convert
Mail parser (ActiveX)
DBLoad
 
 
Contact to webmaster

 

Borland Software Code Gear Scalabium Delphi tips

Copyright© 1998-2014, Scalabium Software. All rights reserved.
webmaster@scalabium.com

SMExport advertising