program t;

{$APPTYPE CONSOLE}
uses
  Windows,SysUtils;

type

BN_STRUCT = record
    d: Pointer;
    top, dmax, neg, flags: integer;
  end;
  BIGNUM = ^BN_STRUCT;
  PBIGNUM = ^BIGNUM;

RSA_STRUCT = record
    pad, version: integer;
    meth: pointer;
    n, e, d, p, q, dmp1, dmpq1, iqmp: BIGNUM;
  end;
  RSA = ^RSA_STRUCT ;

function BN_new: BIGNUM; cdecl; external 'libeay32.dll';
function RSA_new: RSA; cdecl; external 'libeay32.dll';
function BN_bin2bn(s: PChar; len: integer; ret: BIGNUM): BIGNUM; cdecl;external 'libeay32.dll';
function RSA_public_encrypt(Len: integer; Source, Dest: Pointer;rsa: RSA; padding: integer): integer; cdecl; external 'libeay32.dll';


const
     SEC_MODULUS_SIZE = 64;
     SEC_EXPONENT_SIZE = 4;

smd5 : array[0..SEC_MODULUS_SIZE -1 ] of Byte = (
$01, $01, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF,
$FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF,
$FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, 
$FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF, 
$FF, $FF, $FF, $FF, $FF, $FF, $FF, $00, $81, $2A,
$14, $9C, $B7, $64, $78, $F2, $0B, $96, $11, $AC,
$3E, $DC, $70, $2F);

ekey :array [0..3] of Byte = ($01, $02 ,$03,$04);

nkey :array[0..SEC_MODULUS_SIZE -1 ] of Byte=(
$59, $B0, $19, $37, $F7, $4E, $AC, $96, $4D, $61,
$DC, $FC, $64, $AD, $55, $AE, $7C, $CC, $27, $A7,
$32, $CB, $BD, $35, $A2, $9F, $CE, $B9, $80, $48,
$8B, $F1, $49, $E1, $8B, $6F, $B1, $F9, $02, $E1,
$59, $4B, $E4, $B0, $20, $F8, $18, $DA, $B7, $3D,
$83, $16, $7D, $3F, $D1, $1B, $C6, $45, $98, $EE,
$64, $F1, $4E, $CA);

var
   e,n:BIGNUM;
   s_key:RSA ;
   code:array [0..SEC_MODULUS_SIZE -1] of Byte;
begin
   n := BN_new;
   BN_bin2bn(@nkey,SEC_MODULUS_SIZE, n);
   e := BN_new;
   BN_bin2bn(@ekey, SEC_EXPONENT_SIZE, e);
   s_key := RSA_new;
   s_key.n := n;
   s_key.e := e;
   RSA_public_encrypt(SEC_MODULUS_SIZE,@smd5,@code,s_key, 3);
end.

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