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Signed-off-by: Lev Rusanov <30170278+JDM170@users.noreply.github.com>
2025-06-02 19:18:51 +07:00
parent 57a8516aea
commit 5403d2125f
12 changed files with 507 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,5 @@
+.vs
+bin/
+obj/
+packages/
+*.csproj.user
--- a/xaskel_coder/App.config
+++ b/xaskel_coder/App.config
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
+    </startup>
+</configuration>
--- a/xaskel_coder/Program.cs
+++ b/xaskel_coder/Program.cs
@@ -0,0 +1,87 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace xaskel_coder
+{
+    internal class Program
+    {
+        private const int encodeSize = 3000; // byte count to encode
+        private static readonly List<string> extensions = new List<string> { ".col", ".txd", ".dff" };
+
+        static void Main()
+        {
+            Console.Write("Enter password: ");
+            string password = Console.ReadLine().Trim();
+            if (string.IsNullOrWhiteSpace(password))
+                return;
+
+            Console.Write("Getting files list... ");
+            List<string> files = GetFiles(Console.ReadLine().Trim());
+            if (files.Count == 0)
+                return;
+            Console.WriteLine("Done.");
+
+            Console.Write("Encoding files... ");
+            foreach (string file in files)
+            {
+                EncryptFile(file, password);
+            }
+            Console.WriteLine("Done.");
+
+            Console.ReadLine();
+        }
+
+        static List<string> GetFiles(string directoryPath)
+        {
+            List<string> files = Directory.GetFiles(directoryPath, "*.*", SearchOption.TopDirectoryOnly)
+                .Where(file => extensions.Contains(Path.GetExtension(file).ToLower()))
+                .ToList();
+            return files;
+        }
+
+        static void EncryptFile(string filePath, string password)
+        {
+            string newFilePath = filePath + "rw";
+
+            using (var md5 = MD5.Create())
+            {
+                byte[] inputBytes = Encoding.UTF8.GetBytes(password),
+                    hashBytes = md5.ComputeHash(inputBytes);
+                string key = BitConverter.ToString(hashBytes).Replace("-", "").Substring(0, 16);
+
+                byte[] data = File.ReadAllBytes(filePath);
+                int bytesToEncode = Math.Min(encodeSize, data.Length);
+
+                List<string> encoded = new List<string>();
+                for (int i = 0; i < bytesToEncode; i++)
+                {
+                    encoded.Add(Tea.Encode(data[i].ToString(), key));
+                }
+
+                if (File.Exists(newFilePath))
+                {
+                    File.Delete(newFilePath);
+                }
+
+                using (var fs = new FileStream(newFilePath, FileMode.CreateNew))
+                {
+                    using (var writer = new BinaryWriter(fs))
+                    {
+                        string encodedString = string.Join("", encoded);
+                        byte[] encodedBytes = Encoding.UTF8.GetBytes(encodedString);
+                        writer.Write(encodedBytes);
+
+                        if (data.Length > encodeSize)
+                        {
+                            writer.Write(data, encodeSize, data.Length - encodeSize);
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
--- a/xaskel_coder/Properties/AssemblyInfo.cs
+++ b/xaskel_coder/Properties/AssemblyInfo.cs
@@ -0,0 +1,33 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// Общие сведения об этой сборке предоставляются следующим набором
+// набора атрибутов. Измените значения этих атрибутов для изменения сведений,
+// связанные с этой сборкой.
+[assembly: AssemblyTitle("xaskel_coder")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("xaskel_coder")]
+[assembly: AssemblyCopyright("Lev Rusanov © 2025")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Установка значения False для параметра ComVisible делает типы в этой сборке невидимыми
+// для компонентов COM. Если необходимо обратиться к типу в этой сборке через
+// из модели COM задайте для атрибута ComVisible этого типа значение true.
+[assembly: ComVisible(false)]
+
+// Следующий GUID представляет идентификатор typelib, если этот проект доступен из модели COM
+[assembly: Guid("11ff5d14-ba40-434b-8b87-8031df3b1479")]
+
+// Сведения о версии сборки состоят из указанных ниже четырех значений:
+//
+//      Основной номер версии
+//      Дополнительный номер версии
+//      Номер сборки
+//      Номер редакции
+//
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
--- a/xaskel_coder/Tea.cs
+++ b/xaskel_coder/Tea.cs
@@ -0,0 +1,54 @@
+using System;
+using System.Text;
+
+namespace xaskel_coder
+{
+    public static class Tea
+    {
+        private const uint DELTA = 0x9E3779B9;
+
+        public static string Encode(string text, string key)
+        {
+            if (string.IsNullOrEmpty(text))
+                return string.Empty;
+
+            byte[] textBytes = Encoding.UTF8.GetBytes(text),
+                keyBytes = Encoding.UTF8.GetBytes(key);
+
+            uint[] key32 = new uint[4];
+            Buffer.BlockCopy(keyBytes, 0, key32, 0, Math.Min(keyBytes.Length, 16));
+
+            int textLength = textBytes.Length,
+                bufferLength = textLength;
+
+            if (bufferLength % 4 != 0)
+                bufferLength += 4 - (bufferLength % 4);
+
+            bufferLength = bufferLength / 4;
+            uint[] text32 = new uint[bufferLength + 1];
+            Buffer.BlockCopy(textBytes, 0, text32, 0, textBytes.Length);
+
+            uint previous = 0;
+            for (int offset = 0; offset < bufferLength; offset++)
+            {
+                uint v = text32[offset],
+                    sum = 0;
+
+                for (int i = 0; i < 32; i++)
+                {
+                    v += (((previous << 4) ^ (previous >> 5)) + previous) ^ (sum + key32[sum & 3]);
+                    sum += DELTA;
+                    previous += (((v << 4) ^ (v >> 5)) + v) ^ (sum + key32[(sum >> 11) & 3]);
+                }
+
+                text32[offset] = v;
+            }
+            text32[bufferLength] = previous;
+
+            byte[] resultBytes = new byte[(bufferLength + 1) * 4];
+            Buffer.BlockCopy(text32, 0, resultBytes, 0, resultBytes.Length);
+
+            return Convert.ToBase64String(resultBytes);
+        }
+    }
+}
--- a/xaskel_coder/xaskel_coder.csproj
+++ b/xaskel_coder/xaskel_coder.csproj
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{11FF5D14-BA40-434B-8B87-8031DF3B1479}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>xaskel_coder</RootNamespace>
+    <AssemblyName>xaskel_coder</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Tea.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>
--- a/xaskel_decoder/App.config
+++ b/xaskel_decoder/App.config
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
+    </startup>
+</configuration>
--- a/xaskel_decoder/Program.cs
+++ b/xaskel_decoder/Program.cs
@@ -0,0 +1,88 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace xaskel_decoder
+{
+    internal class Program
+    {
+        private const int blockSize = 12; // encoded block length
+        private const int encodeSize = 3000; // encoded byte count
+        private const int decodeSize = blockSize * encodeSize;
+        private static readonly string[] extensions = { ".colrw", ".colc", ".txdrw", ".txdc", ".dffrw", ".dffc" };
+
+        static void Main()
+        {
+            Console.Write("Enter password: ");
+            string password = Console.ReadLine().Trim();
+            if (string.IsNullOrWhiteSpace(password))
+                return;
+
+            Console.Write("Getting files list... ");
+            List<string> files = GetFiles(Console.ReadLine().Trim());
+            if (files.Count == 0)
+                return;
+            Console.WriteLine("Done.");
+
+            Console.Write("Encoding files... ");
+            foreach (string file in files)
+            {
+                DecryptFile(file, password);
+            }
+            Console.WriteLine("Done.");
+
+            Console.ReadLine();
+        }
+
+        static List<string> GetFiles(string directoryPath)
+        {
+            List<string> files = Directory.GetFiles(directoryPath, "*.*", SearchOption.TopDirectoryOnly)
+                .Where(file => extensions.Contains(Path.GetExtension(file).ToLower()))
+                .ToList();
+            return files;
+        }
+
+        static void DecryptFile(string filePath, string password)
+        {
+            string newFilePath = filePath + ".decoded";
+
+            using (var md5 = MD5.Create())
+            {
+                byte[] inputBytes = Encoding.UTF8.GetBytes(password);
+                byte[] hashBytes = md5.ComputeHash(inputBytes);
+                string key = BitConverter.ToString(hashBytes).Replace("-", "").Substring(0, 16);
+
+                byte[] data = File.ReadAllBytes(filePath);
+                string fileContent = Encoding.UTF8.GetString(data);
+                int bytesToDecode = Math.Min(decodeSize, fileContent.Length);
+
+                List<byte> decodedBytes = new List<byte>();
+                for (int i = 0; i < bytesToDecode; i += blockSize)
+                {
+                    int length = Math.Min(blockSize, bytesToDecode - i);
+                    string block = fileContent.Substring(i, length);
+                    string decrypted = Tea.Decode(block, key);
+                    decodedBytes.AddRange(Encoding.UTF8.GetBytes(decrypted));
+                }
+
+                if (File.Exists(newFilePath))
+                {
+                    File.Delete(newFilePath);
+                }
+
+                using (var fs = new FileStream(newFilePath, FileMode.CreateNew))
+                {
+                    fs.Write(decodedBytes.ToArray(), 0, decodedBytes.Count);
+
+                    if (data.Length > decodeSize)
+                    {
+                        fs.Write(data, decodeSize, data.Length - decodeSize);
+                    }
+                }
+            }
+        }
+    }
+}
--- a/xaskel_decoder/Properties/AssemblyInfo.cs
+++ b/xaskel_decoder/Properties/AssemblyInfo.cs
@@ -0,0 +1,33 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// Общие сведения об этой сборке предоставляются следующим набором
+// набора атрибутов. Измените значения этих атрибутов для изменения сведений,
+// связанные с этой сборкой.
+[assembly: AssemblyTitle("xaskel_decoder")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("xaskel_decoder")]
+[assembly: AssemblyCopyright("Lev Rusanov © 2025")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Установка значения False для параметра ComVisible делает типы в этой сборке невидимыми
+// для компонентов COM. Если необходимо обратиться к типу в этой сборке через
+// из модели COM задайте для атрибута ComVisible этого типа значение true.
+[assembly: ComVisible(false)]
+
+// Следующий GUID представляет идентификатор typelib, если этот проект доступен из модели COM
+[assembly: Guid("67779f52-b434-4645-a134-977977cfa8f3")]
+
+// Сведения о версии сборки состоят из указанных ниже четырех значений:
+//
+//      Основной номер версии
+//      Дополнительный номер версии
+//      Номер сборки
+//      Номер редакции
+//
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
--- a/xaskel_decoder/Tea.cs
+++ b/xaskel_decoder/Tea.cs
@@ -0,0 +1,56 @@
+using System;
+using System.Text;
+
+namespace xaskel_decoder
+{
+    public static class Tea
+    {
+        private const uint DELTA = 0x9E3779B9;
+
+        public static string Decode(string data, string key)
+        {
+            if (string.IsNullOrEmpty(data))
+                return string.Empty;
+
+            byte[] dataBytes = Convert.FromBase64String(data),
+                keyBytes = Encoding.UTF8.GetBytes(key);
+
+            uint[] key32 = new uint[4];
+            Buffer.BlockCopy(keyBytes, 0, key32, 0, Math.Min(keyBytes.Length, 16));
+
+            int dataLength = dataBytes.Length,
+                dataBlocks = dataLength / 4,
+                numPasses = dataBlocks - 1;
+
+            if (numPasses <= 0)
+                return string.Empty;
+
+            uint[] data32 = new uint[dataBlocks];
+            Buffer.BlockCopy(dataBytes, 0, data32, 0, dataBytes.Length);
+
+            uint previous = data32[numPasses];
+            for (int offset = numPasses - 1; offset >= 0; offset--)
+            {
+                uint v = data32[offset],
+                    sum = 0xC6EF3720;
+
+                for (int i = 0; i < 32; i++)
+                {
+                    previous -= (((v << 4) ^ (v >> 5)) + v) ^ (sum + key32[(sum >> 11) & 3]);
+                    sum -= DELTA;
+                    v -= (((previous << 4) ^ (previous >> 5)) + previous) ^ (sum + key32[sum & 3]);
+                }
+
+                data32[offset] = v;
+            }
+
+            int byteLength = dataBytes.Length - 5;
+            for (; byteLength >= 0 && dataBytes[byteLength] == 0; byteLength--) ;
+
+            byte[] resultBytes = new byte[byteLength + 1];
+            Buffer.BlockCopy(data32, 0, resultBytes, 0, resultBytes.Length);
+
+            return Encoding.UTF8.GetString(resultBytes);
+        }
+    }
+}
--- a/xaskel_decoder/xaskel_decoder.csproj
+++ b/xaskel_decoder/xaskel_decoder.csproj
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{67779F52-B434-4645-A134-977977CFA8F3}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>xaskel_decoder</RootNamespace>
+    <AssemblyName>xaskel_decoder</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Tea.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>
--- a/xaskel_soft.sln
+++ b/xaskel_soft.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35931.197 d17.13
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "xaskel_coder", "xaskel_coder\xaskel_coder.csproj", "{11FF5D14-BA40-434B-8B87-8031DF3B1479}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "xaskel_decoder", "xaskel_decoder\xaskel_decoder.csproj", "{67779F52-B434-4645-A134-977977CFA8F3}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{11FF5D14-BA40-434B-8B87-8031DF3B1479}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{11FF5D14-BA40-434B-8B87-8031DF3B1479}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{11FF5D14-BA40-434B-8B87-8031DF3B1479}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{11FF5D14-BA40-434B-8B87-8031DF3B1479}.Release|Any CPU.Build.0 = Release|Any CPU
+		{67779F52-B434-4645-A134-977977CFA8F3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{67779F52-B434-4645-A134-977977CFA8F3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{67779F52-B434-4645-A134-977977CFA8F3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{67779F52-B434-4645-A134-977977CFA8F3}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {5FFC7CAE-9DC6-4A24-86D4-EC1F83B47448}
+	EndGlobalSection
+EndGlobal