77 lines
2.8 KiB
C#
77 lines
2.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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namespace Obfuz
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{
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public static class ObfuscationTypeMapper
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{
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private static readonly Dictionary<Type, string> _type2OriginalFullName = new Dictionary<Type, string>();
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private static readonly Dictionary<Assembly, Dictionary<string, Type>> _originalFullName2Types = new Dictionary<Assembly, Dictionary<string, Type>>();
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internal static void RegisterType<T>(string originalFullName)
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{
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RegisterType(typeof(T), originalFullName);
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}
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internal static void RegisterType(Type type, string originalFullName)
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{
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if (_type2OriginalFullName.ContainsKey(type))
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{
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throw new ArgumentException($"Type '{type.FullName}' is already registered with original name '{_type2OriginalFullName[type]}'.");
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}
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_type2OriginalFullName.Add(type, originalFullName);
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Assembly assembly = type.Assembly;
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if (!_originalFullName2Types.TryGetValue(assembly, out var originalFullName2Types))
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{
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originalFullName2Types = new Dictionary<string, Type>();
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_originalFullName2Types[assembly] = originalFullName2Types;
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}
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if (originalFullName2Types.ContainsKey(originalFullName))
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{
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throw new ArgumentException($"Original full name '{originalFullName}' is already registered with type '{originalFullName2Types[originalFullName].FullName}'.");
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}
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originalFullName2Types.Add(originalFullName, type);
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}
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public static string GetOriginalTypeFullName(Type type)
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{
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return _type2OriginalFullName.TryGetValue(type, out string originalFullName)
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? originalFullName
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: throw new KeyNotFoundException($"Type '{type.FullName}' not found in the obfuscation mapping.");
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}
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public static string GetOriginalTypeFullNameOrCurrent(Type type)
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{
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if (_type2OriginalFullName.TryGetValue(type, out string originalFullName))
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{
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return originalFullName;
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}
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return type.FullName;
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}
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public static Type GetTypeByOriginalFullName(Assembly assembly, string originalFullName)
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{
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if (_originalFullName2Types.TryGetValue(assembly, out var n2t))
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{
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if (n2t.TryGetValue(originalFullName, out Type type))
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{
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return type;
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}
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}
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return null;
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}
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public static void Clear()
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{
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_type2OriginalFullName.Clear();
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_originalFullName2Types.Clear();
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}
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}
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}
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