note
BrowserUk
<blockquote><i></i></blockquote>
<p>Try this (I was bored:):
<code>
#! perl -slw
use strict;
our $BUFN //= 1024; $BUFN *= 4096;
our $SIG //= '68 64 76 64 00 00 00 11 64 61 74 61 00 00 00 15 00 00 00 00 02 00 00 00';
$SIG =~ tr[ ][]d;
$SIG = pack 'H*', $SIG;
open my $in, '<:raw', $ARGV[0] or die $!;
my( $offset, $buffer ) = ( 0, '' );
while( sysread( $in, $buffer, $BUFN, length $buffer ) ) {
my $pos = 1+index( $buffer, $SIG );
if( $pos ) {
print "Found signature at offset: ", $offset + $pos - 1;
exit;
}
$offset += length( $buffer ) - length( $SIG );
$buffer = substr $buffer, - length $SIG;
}
close $in;
print "Signature not found";
__END__
02/02/2015 15:42 10,737,418,241 big.csv
C:\test>junk71 -BUFN=4096 -SIG="52 5f d7 58 22 0d 0a 61 68 73 68 77 65 2c 38 30 33 37 31 37 38 35 2c 46" big.csv
Found signature at offset: 1073741817
</code>
<div class="pmsig"><div class="pmsig-171588">
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<div>With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'</div>
<div>Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.</div>
<div>"Science is about questioning the status quo. Questioning authority".
[http://www.theregister.co.uk/2015/01/19/got_bugs_got_anger_just_get_them_out_says_linus_torvalds/|I'm with torvalds on this]
</div>
<div>In the absence of evidence, opinion is indistinguishable from prejudice. [http://vimeo.com/110554082|Agile (and TDD) debunked]
</div>
</font>
</div></div>
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