plan9fox/sys/lib/ghostscript/decrypt.ps
2011-03-30 19:35:09 +03:00

15 lines
354 B
PostScript

%!
% Decrypt an eexec-encoded file.
% $Id: decrypt.ps,v 1.6 2002/02/21 21:49:28 giles Exp $
(t.in) (r) file /in exch def
(t.out) (w) file /out exch def
256 string /buf exch def
55665 % eexec encryption seed
{ in buf readhexstring /more exch def
dup .type1decrypt out exch writestring
more not { exit } if
} loop
in closefile
out closefile
quit