% decode.ps - Don Yang (uguu.org)
%
% base85 -> binary decoder
%
% Usage:
%  gs -q decode.ps < input.txt > output.bin
%
% 09/19/08

% Open output and input
(%stdout) (w) file
(%stdin) (r) file /ASCII85Decode filter

% Decode input to output
{
   dup 65535 string readstring exch
   3 index exch writestring
   not {exit} if
} loop

% Close output
closefile
closefile
quit