b33abb44fd
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@171 ec53bebd-3082-4978-b11e-865c3cabbd6b
111 lines
2.1 KiB
Perl
Executable File
111 lines
2.1 KiB
Perl
Executable File
#!/usr/local/bin/perl
|
|
|
|
@l=(
|
|
0, 1, 2, 3, 4, 5, 6, 7,
|
|
8, 9,10,11,12,13,14,15,
|
|
16,17,18,19,20,21,22,23,
|
|
24,25,26,27,28,29,30,31
|
|
);
|
|
@r=(
|
|
32,33,34,35,36,37,38,39,
|
|
40,41,42,43,44,45,46,47,
|
|
48,49,50,51,52,53,54,55,
|
|
56,57,58,59,60,61,62,63
|
|
);
|
|
|
|
require 'shifts.pl';
|
|
|
|
sub PERM_OP
|
|
{
|
|
local(*a,*b,*t,$n,$m)=@_;
|
|
|
|
@z=&shift(*a,-$n);
|
|
@z=&xor(*b,*z);
|
|
@z=&and(*z,$m);
|
|
@b=&xor(*b,*z);
|
|
@z=&shift(*z,$n);
|
|
@a=&xor(*a,*z);
|
|
}
|
|
|
|
sub HPERM_OP2
|
|
{
|
|
local(*a,*t,$n,$m)=@_;
|
|
local(@x,@y,$i);
|
|
|
|
@z=&shift(*a,16-$n);
|
|
@z=&xor(*a,*z);
|
|
@z=&and(*z,$m);
|
|
@a=&xor(*a,*z);
|
|
@z=&shift(*z,$n-16);
|
|
@a=&xor(*a,*z);
|
|
}
|
|
|
|
sub HPERM_OP
|
|
{
|
|
local(*a,*t,$n,$m)=@_;
|
|
local(@x,@y,$i);
|
|
|
|
for ($i=0; $i<16; $i++)
|
|
{
|
|
$x[$i]=$a[$i];
|
|
$y[$i]=$a[16+$i];
|
|
}
|
|
@z=&shift(*x,-$n);
|
|
@z=&xor(*y,*z);
|
|
@z=&and(*z,$m);
|
|
@y=&xor(*y,*z);
|
|
@z=&shift(*z,$n);
|
|
@x=&xor(*x,*z);
|
|
for ($i=0; $i<16; $i++)
|
|
{
|
|
$a[$i]=$x[$i];
|
|
$a[16+$i]=$y[$i];
|
|
}
|
|
}
|
|
|
|
@L=@l;
|
|
@R=@r;
|
|
|
|
print "---\n"; &printit(@R);
|
|
&PERM_OP(*R,*L,*T,4,0x0f0f0f0f);
|
|
print "---\n"; &printit(@R);
|
|
&HPERM_OP2(*L,*T,-2,0xcccc0000);
|
|
&HPERM_OP2(*R,*T,-2,0xcccc0000);
|
|
print "---\n"; &printit(@R);
|
|
&PERM_OP(*R,*L,*T,1,0x55555555);
|
|
print "---\n"; &printit(@R);
|
|
&PERM_OP(*L,*R,*T,8,0x00ff00ff);
|
|
print "---\n"; &printit(@R);
|
|
&PERM_OP(*R,*L,*T,1,0x55555555);
|
|
print "---\n"; &printit(@R);
|
|
# &printit(@L);
|
|
&printit(@R);
|
|
print <<"EOF";
|
|
==============================
|
|
63 55 47 39 31 23 15 7
|
|
62 54 46 38 30 22 14 6
|
|
61 53 45 37 29 21 13 5
|
|
60 52 44 36 -- -- -- --
|
|
|
|
57 49 41 33 25 17 9 1
|
|
58 50 42 34 26 18 10 2
|
|
59 51 43 35 27 19 11 3
|
|
28 20 12 4 -- -- -- --
|
|
EOF
|
|
exit(1);
|
|
@A=&and(*R,0x000000ff);
|
|
@A=&shift(*A,16);
|
|
@B=&and(*R,0x0000ff00);
|
|
@C=&and(*R,0x00ff0000);
|
|
@C=&shift(*C,-16);
|
|
@D=&and(*L,0xf0000000);
|
|
@D=&shift(*D,-4);
|
|
@A=&or(*A,*B);
|
|
@B=&or(*D,*C);
|
|
@R=&or(*A,*B);
|
|
@L=&and(*L,0x0fffffff);
|
|
|
|
&printit(@L);
|
|
&printit(@R);
|
|
|