interface tweak

zed-0xff · Jan 17, 2013 · 698addc · 698addc
1 parent df1fd32
commit 698addc
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Showing 3 changed files with 5 additions and 1 deletion.
diff --git a/TODO b/TODO
@@ -7,6 +7,7 @@
 [ ] http://search.cpan.org/~nwclark/Acme-Steganography-Image-Png-0.06/Png.pm
 [ ] http://registry.gimp.org/node/25988 - GIMP stego plugin
 [ ] zsteg-mask: normalize all to white
+[ ] stego by pixels of single color (hackquest on wiki)
 
 [+] auto pixel order for BMP
 [+] BMP

diff --git a/lib/zsteg/checker.rb b/lib/zsteg/checker.rb
@@ -253,7 +253,9 @@ def process_result data, params
         puts result
       end
       if data.size > 0 && !result.is_a?(Result::OneChar) && !result.is_a?(Result::WholeText)
-        print ZPNG::Hexdump.dump(data){ |x| x.prepend(" "*4) }
+        limit = (params[:limit] || @params[:limit]).to_i
+        t = limit > 0 ? data[0,limit] : data
+        print ZPNG::Hexdump.dump(t){ |x| x.prepend(" "*4) }
       end
       true
     end

diff --git a/lib/zsteg/cli.rb b/lib/zsteg/cli.rb
@@ -32,6 +32,7 @@ def run
                 "advanced: specify individual bits like '00001110' or '0x88'"
         ) do |x|
           a = []
+          x = '1-8' if x == 'all'
           x.split(',').each do |x1|
             if x1['-']
               t = x1.split('-')