54 lines
1.4 KiB
C#
54 lines
1.4 KiB
C#
using dnlib.DotNet;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using UnityEngine.UIElements;
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namespace Obfuz.Utils
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{
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public static class HashUtil
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{
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public static int CombineHash(int hash1, int hash2)
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{
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return hash1 * 1566083941 + hash2;
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}
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public static int ComputeHash(List<TypeSig> sigs)
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{
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int hash = 135781321;
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TypeEqualityComparer tc = TypeEqualityComparer.Instance;
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foreach (var sig in sigs)
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{
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hash = hash * 1566083941 + tc.GetHashCode(sig);
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}
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return hash;
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}
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public static unsafe int ComputeHash(string s)
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{
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fixed (char* ptr = s)
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{
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int num = 352654597;
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int num2 = num;
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int* ptr2 = (int*)ptr;
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int num3;
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for (num3 = s.Length; num3 > 2; num3 -= 4)
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{
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num = ((num << 5) + num + (num >> 27)) ^ *ptr2;
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num2 = ((num2 << 5) + num2 + (num2 >> 27)) ^ ptr2[1];
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ptr2 += 2;
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}
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if (num3 > 0)
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{
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num = ((num << 5) + num + (num >> 27)) ^ *ptr2;
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}
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return num + num2 * 1566083941;
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}
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}
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}
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}
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