Date: Fri, 16 Mar 2001 09:49:42 +0100 From: Brad Knowles <brad.knowles@skynet.be> To: Terry Lambert <tlambert@primenet.com> Cc: rsidd@physics.iisc.ernet.in (Rahul Siddharthan), nbm@mithrandr.moria.org (Neil Blakey-Milner), dan@langille.org (Dan Langille), freebsd-chat@FreeBSD.ORG Subject: Re: signature (was Re: copyright issues regarding FreeBSD Message-ID: <v04220800b6d783cd6c22@[194.78.241.123]> In-Reply-To: <200103152232.PAA23599@usr05.primenet.com> References: <200103152232.PAA23599@usr05.primenet.com>
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At 10:32 PM +0000 3/15/01, Terry Lambert wrote:
> So if the technological measure is ineffective, then it's OK
> to publish and publically distribute it, right?
Especially if the ease of publication and distribution is a
primary method of demonstrating just how ludicrously silly the
technological measure ever was to begin with.
Anybody got any of the t-shirts yet? Have you worn them,
especially in public?
--
Brad Knowles, <brad.knowles@skynet.be>
#!/usr/bin/perl -w
# 531-byte qrpff-fast, Keith Winstein and Marc Horowitz <sipb-iap-dvd@mit.edu>
# MPEG 2 PS VOB file on stdin -> descrambled output on stdout
# arguments: title key bytes in least to most-significant order
# Usage:
# qrpff 153 2 8 105 225 /mnt/dvd/VOB_FILE_NAME | extract_mpeg2 | mpeg2_dec -
$_='while(read+STDIN,$_,2048){$a=29;$b=73;$c=142;$t=255;@t=map{$_%16or$t^=$c^=(
$m=(11,10,116,100,11,122,20,100)[$_/16%8])&110;$t^=(72,@z=(64,72,$a^=12*($_%16
-2?0:$m&17)),$b^=$_%64?12:0,@z)[$_%8]}(16..271);if((@a=unx"C*",$_)[20]&48){$h
=5;$_=unxb24,join"",@b=map{xB8,unxb8,chr($_^$a[--$h+84])}@ARGV;s/...$/1$&/;$
d=unxV,xb25,$_;$e=256|(ord$b[4])<<9|ord$b[3];$d=$d>>8^($f=$t&($d>>12^$d>>4^
$d^$d/8))<<17,$e=$e>>8^($t&($g=($q=$e>>14&7^$e)^$q*8^$q<<6))<<9,$_=$t[$_]^
(($h>>=8)+=$f+(~$g&$t))for@a[128..$#a]}print+x"C*",@a}';s/x/pack+/g;eval
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