Lightless-Sync/LightlessClient
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Essie
2025-11-25 07:14:59 +09:00
parent 9c794137c1
commit ef592032b3
111 changed files with 20622 additions and 3476 deletions
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26
LightlessSync/Utils/Crypto.cs
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@@ -1,4 +1,7 @@
using System.Security.Cryptography;
using System;
using System.Collections.Concurrent;
using System.IO;
using System.Security.Cryptography;
using System.Text;
namespace LightlessSync.Utils;
@@ -9,8 +12,8 @@ public static class Crypto
private const int _bufferSize = 65536;
#pragma warning disable SYSLIB0021 // Type or member is obsolete
private static readonly Dictionary<(string, ushort), string> _hashListPlayersSHA256 = [];
private static readonly Dictionary<string, string> _hashListSHA256 = new(StringComparer.Ordinal);
private static readonly ConcurrentDictionary<(string, ushort), string> _hashListPlayersSHA256 = new();
private static readonly ConcurrentDictionary<string, string> _hashListSHA256 = new(StringComparer.Ordinal);
private static readonly SHA256CryptoServiceProvider _sha256CryptoProvider = new();
public static string GetFileHash(this string filePath)
@@ -42,25 +45,18 @@ public static class Crypto
public static string GetHash256(this (string, ushort) playerToHash)
{
if (_hashListPlayersSHA256.TryGetValue(playerToHash, out var hash))
return hash;
return _hashListPlayersSHA256[playerToHash] =
BitConverter.ToString(_sha256CryptoProvider.ComputeHash(Encoding.UTF8.GetBytes(playerToHash.Item1 + playerToHash.Item2.ToString()))).Replace("-", "", StringComparison.Ordinal);
return _hashListPlayersSHA256.GetOrAdd(playerToHash, key => ComputeHashSHA256(key.Item1 + key.Item2.ToString()));
}
public static string GetHash256(this string stringToHash)
{
return GetOrComputeHashSHA256(stringToHash);
return _hashListSHA256.GetOrAdd(stringToHash, ComputeHashSHA256);
}
private static string GetOrComputeHashSHA256(string stringToCompute)
private static string ComputeHashSHA256(string stringToCompute)
{
if (_hashListSHA256.TryGetValue(stringToCompute, out var hash))
return hash;
return _hashListSHA256[stringToCompute] =
BitConverter.ToString(_sha256CryptoProvider.ComputeHash(Encoding.UTF8.GetBytes(stringToCompute))).Replace("-", "", StringComparison.Ordinal);
using var sha = SHA256.Create();
return BitConverter.ToString(sha.ComputeHash(Encoding.UTF8.GetBytes(stringToCompute))).Replace("-", "", StringComparison.Ordinal);
}
#pragma warning restore SYSLIB0021 // Type or member is obsolete
}