Оформил: DeeCo
Автор: http://www.swissdelphicenter.ch

function HexB(b: Byte): string;
 const
   HexChar: array[0..15] of char = '0123456789ABCDEF';
 begin
   HexB := HexChar[b shr 4] + HexChar[b and $0F];
 end;

 function HexW(w: Word): string;
 begin
   HexW := HexB(Hi(w)) + HexB(Lo(w));
 end;

 function HexL(l: Longint): string;
 var
   HL: HiLo absolute l;
 begin
   HexL := HexW(HL.HiWord) + HexW(HL.LoWord);
 end;

 function HexP(p: Pointer): string;
 var
   HL: HiLo absolute p;
 begin
   HexP := HexW(HL.HiWord) + ':' + HexW(HL.LoWord);
 end;