H2 script - Generate Small MD5 Rainbow Table

consume md5 files.cs

var topPanel = "{name}".popupWindow(700,200);
//var topPanel = panel.clear().add_Panel();

"Loading data".info();
var baseFolder = @"C:\Users\o2\AppData\Roaming\OWASP_O2_Platform_5.3\8_12_2013\MD5_Hashes";
var md5HashesFile = baseFolder.pathCombine("(10x numbers - 2x length) M5_for_10_chars_with_2_depth.txt");
var md5Hashes = md5HashesFile.fileContents();
var mappings = new Dictionary<string,string>();
foreach(var line in md5Hashes.lines())
{  
	var splittedline = line.split("\t");
	mappings.Add(splittedline[0], splittedline[1]);
}
"There were {0} hashes loaded".info(md5Hashes.size());

var result = topPanel.add_Label("(click Go)").fill().font_bold().font("Arial",40).text_Center();

Action<string> resolveHash = 
	(md5Hash)=> {
					var value = mappings.value(md5Hash);					
					if(value.isNull())					
						result.set_Text("(no match)").pink();						
					else
						result.set_Text(value).green();																		
				};

topPanel.insert_Above(5);
topPanel.insert_Above(25)
	    .add_LabelAndTextAndButton("Hash to solve",						// label text
								   "FBD7939D674997CDB4692D34DE8633C4",  // initial value
								   "Go", 								// button text
								   resolveHash);						// onButtonClick callback


return "done";

create Md5 files.cs

//var topPanel = "{name}".popupWindow(700,400);
var topPanel = panel.clear().add_Panel();
//var rainbowTable = new Dictionary<string,string>();
var values = new List<string>(); 
var md5RainbowTable = new StringBuilder();

Func<string,int, string> appendPayload    = null;  		// only this is needed here, since it is the only Lambda that is recursive
Func<string> 		     generatePayloads = null;
Func<string> 		     generateMd5s 	  = null;
Func<string> 		     saveMD5s 	  	  = null;

var targetFolder = "MD5_Hashes".tempDir(false);
var targetChars = "01234567890";							 // max depth in 32bit process of 6
//var targetChars = "01234567890qwertyuiopasdfghjklzxcvbnm"; // max depth in 32bit process of 4
var maxDepth = 6;


appendPayload  = 
	(seed, depth)=>{
						if (depth <1)
							return seed;
						foreach(var @char in targetChars)
						{
							var newValue = "{0}{1}".format(seed, @char);
							values.Add(appendPayload(newValue, depth -1));
						}
						//GC.Collect();
						return seed;
				   };
generatePayloads = 
	()=>{
			var start = DateTime.Now;
			appendPayload("",maxDepth);
			return (DateTime.Now - start).TotalSeconds.str();
		};

generateMd5s = 
	()=>{
			var start = DateTime.Now;
			foreach(var value in values)
				md5RainbowTable.Append("{0}\t{1}\r\n".format(value.md5Hash(), value));
			return (DateTime.Now - start).TotalSeconds.str();
		};

saveMD5s = 
	()=>{
			var start = DateTime.Now;
			var fileName = targetFolder.pathCombine("M5_for_{0}_chars_with_{1}_depth.txt".format(targetChars.size(), maxDepth));
			md5RainbowTable.str().saveAs(fileName);
			"{0} payloads saved to: {1}".info(values.size(), fileName);
			return (DateTime.Now - start).TotalSeconds.str();
		};		

var duration_GeneratePayloads = generatePayloads().info();
var duration_generateMd5s 	  = generateMd5s().info();
var duration_saveMD5s 		  = saveMD5s().info();


targetFolder.startProcess();
return "Completed: for {0} values, the Generation took {1}s the MD5s took {2}s, the save took {3}s".info(
				values.size(),
				duration_GeneratePayloads, 
				duration_generateMd5s,
				duration_saveMD5s);
return values;

//rainbowTable.Append("{0}\t{1}\n".format(value.md5Hash(), value));
//return rainbowTable.str();

//using System.Text;