mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-12-23 10:06:25 +01:00
95 lines
1.5 KiB
Perl
95 lines
1.5 KiB
Perl
#!/usr/local/bin/perl
|
|
|
|
@PC2_C=(14,17,11,24, 1, 5,
|
|
3,28,15, 6,21,10,
|
|
23,19,12, 4,26, 8,
|
|
16, 7,27,20,13, 2,
|
|
);
|
|
|
|
@PC2_D=(41,52,31,37,47,55,
|
|
30,40,51,45,33,48,
|
|
44,49,39,56,34,53,
|
|
46,42,50,36,29,32,
|
|
);
|
|
|
|
$i=0;
|
|
foreach (@PC2_C) {
|
|
$_--;
|
|
# printf "%2d,",$_;
|
|
$C{$_}=$i;
|
|
++$i;
|
|
# print "\n" if ((($i) % 8) == 0);
|
|
}
|
|
$i=0;
|
|
#print "\n";
|
|
foreach (@PC2_D) {
|
|
$_-=28;
|
|
$_--;
|
|
# printf "%2d,",$_;
|
|
$D{$_}=$i;
|
|
$i++;
|
|
# print "\n" if ((($i) % 8) == 0);
|
|
}
|
|
|
|
#print "\n";
|
|
foreach $i (0 .. 27)
|
|
{
|
|
$_=$C{$i};
|
|
# printf "%2d,",$_;
|
|
$i++;
|
|
# print "\n" if ((($i) % 8) == 0);
|
|
}
|
|
#print "\n";
|
|
|
|
#print "\n";
|
|
foreach $i (0 .. 27)
|
|
{
|
|
$_=$D{$i};
|
|
# printf "%2d,",$_;
|
|
$i++;
|
|
# print "\n" if ((($i) % 8) == 0);
|
|
}
|
|
#print "\n";
|
|
|
|
print "static ulong skb[8][64]={\n";
|
|
&doit("C",*C, 0, 1, 2, 3, 4, 5);
|
|
&doit("C",*C, 6, 7, 9,10,11,12);
|
|
&doit("C",*C,13,14,15,16,18,19);
|
|
&doit("C",*C,20,22,23,25,26,27);
|
|
|
|
&doit("D",*D, 0, 1, 2, 3, 4, 5);
|
|
&doit("D",*D, 7, 8,10,11,12,13);
|
|
&doit("D",*D,15,16,17,18,19,20);
|
|
&doit("D",*D,21,22,23,24,26,27);
|
|
print "};\n";
|
|
|
|
sub doit
|
|
{
|
|
local($l,*A,@b)=@_;
|
|
local(@out);
|
|
|
|
printf("/* for $l bits (numbered as per FIPS 46) %d %d %d %d %d %d */\n",
|
|
$b[0]+1, $b[1]+1, $b[2]+1, $b[3]+1, $b[4]+1, $b[5]+1);
|
|
for ($i=0; $i<64; $i++)
|
|
{
|
|
$out[$i]=0;
|
|
$j=1;
|
|
#print "\n";
|
|
for ($k=0; $k<6; $k++)
|
|
{
|
|
$l=$A{$b[$k]};
|
|
#print"$l - ";
|
|
if ((1<<$k) & $i)
|
|
{
|
|
$ll=int($l/6)*8+($l%6);
|
|
$out[$i]|=1<<($ll);
|
|
}
|
|
}
|
|
$pp=$out[$i];
|
|
$pp=($pp&0xff0000ff)| (($pp&0x00ff0000)>>8)|
|
|
(($pp&0x0000ff00)<<8);
|
|
printf("0x%08X,",$pp);
|
|
print "\n" if (($i+1) % 4 == 0);
|
|
}
|
|
}
|