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mirror of synced 2024-11-13 18:50:50 +01:00
Switch-Toolbox/Toolbox/GUI/HashCalculatorForm.cs
2020-10-02 17:15:24 +10:00

351 lines
12 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows.Forms;
using Toolbox.Library.Forms;
using Toolbox.Library;
namespace Toolbox
{
public partial class HashCalculatorForm : STForm
{
private bool IsHex => chkUseHex.Checked;
private bool IsLittleEndian => chkLittleEndian.Checked;
public HashCalculatorForm()
{
InitializeComponent();
hashTypeCB.Items.Add("NLG_Hash");
hashTypeCB.Items.Add("FNV64A1");
hashTypeCB.Items.Add("CRC32");
hashTypeCB.Items.Add("BCSV");
hashTypeCB.Items.Add("SARC");
hashTypeCB.Items.Add("MMH3");
hashTypeCB.SelectedIndex = 0;
maxLengthUD.Value = 3;
}
private void stTextBox1_TextChanged(object sender, EventArgs e) {
UpdateHash();
}
private void UpdateHash()
{
dynamic Hash = CalculateHash(hashTypeCB.GetSelectedText(), stringTB.Text);
if (IsHex)
resultTB.Text = IsLittleEndian ? LittleEndian(Hash) : Hash.ToString("X");
else
resultTB.Text = Hash.ToString();
}
static string LittleEndian(dynamic number)
{
byte[] bytes = BitConverter.GetBytes(number);
string retval = "";
foreach (byte b in bytes)
retval += b.ToString("X2");
return retval;
}
private void chkUseHex_CheckedChanged(object sender, EventArgs e) {
UpdateHash();
}
public static dynamic CalculateHash(string type, string text)
{
if (type == "NLG_Hash")
return StringToHash(text);
else if (type == "FNV64A1")
return FNV64A1.Calculate(text);
else if (type == "CRC32")
return Toolbox.Library.Security.Cryptography.Crc32.Compute(text);
else if (type == "BCSV")
return stringToHash(text);
else if (type == "SARC")
return NameHash(text);
else if (type == "MMH3")
return Toolbox.Library.Security.Cryptography.MurMurHash3.Hash(text);
return 0;
}
public static uint stringToHash(string name)
{
int hash = 0;
for (int i = 0; i < name.Length; i++)
{
hash *= 0x1F;
hash += name[i];
}
return (uint)hash;
}
static uint NameHash(string name)
{
uint result = 0;
for (int i = 0; i < name.Length; i++)
{
result = name[i] + result * 0x00000065;
}
return result;
}
public static uint StringToHash(string name, bool caseSensative = false)
{
//From (Works as tested comparing hashbin strings/hashes
//https://gist.github.com/RoadrunnerWMC/f4253ef38c8f51869674a46ee73eaa9f
byte[] data = Encoding.Default.GetBytes(name);
int h = -1;
for (int i = 0; i < data.Length; i++)
{
int c = (int)data[i];
if (caseSensative && ((c - 65) & 0xFFFFFFFF) <= 0x19)
c |= 0x20;
h = (int)((h * 33 + c) & 0xFFFFFFFF);
}
return (uint)h;
}
private bool CancelOperation = false;
private bool UseSpeialcase => true;
private bool UseNumbered => chkSearchNumbered.Checked;
private bool UseLowercase => true;
private bool UseUppercase => searchUppercase.Checked;
private char[] SetupCharacters()
{
List<char> chars = new List<char>();
if (UseLowercase)
chars.AddRange(CharacterSetLower);
// if (UseUppercase)
// chars.AddRange(CharacterSetUpper);
// if (UseSpeialcase)
// chars.AddRange(Special);
return chars.ToArray();
}
private void stButton1_Click(object sender, EventArgs e)
{
STProgressBar progressBar = new STProgressBar();
progressBar.FormClosed += OnProgressBarExist;
progressBar.Show();
progressBar.Task = $"Searching characters";
string hashType = hashTypeCB.GetSelectedText();
Thread Thread = new Thread((ThreadStart)(() =>
{
BruteForceHashes(progressBar, hashType);
}));
Thread.Start();
}
private void BruteForceHashes(STProgressBar progressBar, string hashType)
{
if (bruteForceHashTB.Text.Length == 0)
return;
var characterSet = SetupCharacters();
CancelOperation = false;
List<ulong> hashes = new List<ulong>();
foreach (var line in bruteForceHashTB.Lines)
{
ulong hash = 0;
ulong.TryParse(line, out hash);
if (hash == 0) continue;
hashes.Add(hash);
}
if (hashes.Count == 0) return;
int maxLength = (int)maxLengthUD.Value;
char lastChar = 'z';
var firstChar = characterSet.FirstOrDefault();
int charIndex = 0;
bool useSpace = true;
for (int length = 1; length <= maxLength; ++length)
{
UpdateProgressbar(progressBar, length, maxLength);
StringBuilder Sb = new StringBuilder(new String(' ', length));
while (true && CancelOperation == false && hashes.Count > 0)
{
String value = Sb.ToString();
ulong calculatedHash = CalculateHash(hashType, $"{characterStartTB.Text}{value}");
if (hashes.Contains(calculatedHash))
{
UpdateTextbox($"{characterStartTB.Text}{value}");
hashes.Remove(calculatedHash);
if (hashes.Count == 0)
{
if (progressBar.InvokeRequired)
{
progressBar.Invoke((MethodInvoker)delegate {
progressBar.Close();
});
}
return;
}
}
foreach (var line in characterStartTB.Lines)
{
ulong calculatedHash2 = CalculateHash(hashType, $"{line}{value}");
if (hashes.Contains(calculatedHash2))
{
UpdateTextbox($"{line}{value}");
hashes.Remove(calculatedHash2);
if (hashes.Count == 0)
{
if (progressBar.InvokeRequired)
{
progressBar.Invoke((MethodInvoker)delegate {
progressBar.Close();
});
}
return;
}
}
}
if (value.All(item => item == lastChar))
break;
// Add one: aaa -> aab -> ... aaz -> aba -> ... -> zzz
for (int i = length - 1; i >= 0; --i)
if (Sb[i] == ' ')
{
Sb[i] = '/';
break;
}
else if (Sb[i] == '/')
{
if (UseNumbered)
Sb[i] = '0';
else
{
if (UseUppercase)
Sb[i] = 'A';
else
Sb[i] = 'a';
}
break;
}
else if (Sb[i] == '0') { Sb[i] = '1'; break; }
else if (Sb[i] == '1') { Sb[i] = '2'; break; }
else if (Sb[i] == '2') { Sb[i] = '3'; break; }
else if (Sb[i] == '3') { Sb[i] = '4'; break; }
else if (Sb[i] == '4') { Sb[i] = '5'; break; }
else if (Sb[i] == '5') { Sb[i] = '6'; break; }
else if (Sb[i] == '6') { Sb[i] = '7'; break; }
else if (Sb[i] == '7') { Sb[i] = '8'; break; }
else if (Sb[i] == '8') { Sb[i] = '9'; break; }
else if (Sb[i] == '9')
{
if (UseUppercase)
Sb[i] = 'A';
else
Sb[i] = 'a';
break;
}
else if (Sb[i] == 'Z')
{
Sb[i] = 'a';
break;
}
else if (Sb[i] != lastChar)
{
Sb[i] = (Char)(Sb[i] + 1);
break;
}
else
{
Sb[i] = ' ';
}
}
}
progressBar.Close();
}
private void UpdateProgressbar(STProgressBar progressBar, int length, int maxLength)
{
if (progressBar.InvokeRequired)
{
progressBar.Invoke((MethodInvoker)delegate {
progressBar.Task = $"Searching characters {length} of max {maxLength}";
progressBar.Value = ((length * 100) / maxLength);
progressBar.Refresh();
});
}
}
private void UpdateTextbox(string text)
{
if (bruteForceStringTB.InvokeRequired)
{
bruteForceStringTB.Invoke((MethodInvoker)delegate {
if (bruteForceStringTB.Text.Length == 0)
bruteForceStringTB.Text = text;
else
bruteForceStringTB.AppendText("\r\n" + text);
});
}
else
bruteForceStringTB.AppendText(text);
}
private char[] Special = new char[]
{ ' ', };
private char[] Digits = new char[]
{ '0','1','2','3','4','5','6','7','8','9' };
private char[] CharacterSetLower = new char[]
{ 'a','b','c','d','e','f','g','h','i','j',
'k','l','m','n','o','p','q','r','s',
't','u','v','w', 'x', 'y', 'z'};
private char[] CharacterSetUpper = new char[]
{ 'A','B','C','D','E','F','G','H','I','J',
'K','L','M','N','O','P','Q','R','S',
'T','U','V','W', 'X', 'Y', 'Z'};
private void OnProgressBarExist(object sender, EventArgs e)
{
CancelOperation = true;
}
private void hashTypeCB_SelectedIndexChanged(object sender, EventArgs e) {
UpdateHash();
}
private void chkLittleEndian_CheckedChanged(object sender, EventArgs e) {
UpdateHash();
}
}
}