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Replace RNGCryptoServiceProvider with RandomNumberGenerator
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4d1d9f23d5
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fb2f07dc84
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@ -18,7 +18,7 @@ namespace Emby.Server.Implementations.QuickConnect
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/// <summary>
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/// Quick connect implementation.
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/// </summary>
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public class QuickConnectManager : IQuickConnect, IDisposable
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public class QuickConnectManager : IQuickConnect
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{
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/// <summary>
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/// The length of user facing codes.
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@ -30,7 +30,6 @@ namespace Emby.Server.Implementations.QuickConnect
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/// </summary>
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private const int Timeout = 10;
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private readonly RNGCryptoServiceProvider _rng = new ();
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private readonly ConcurrentDictionary<string, QuickConnectResult> _currentRequests = new ();
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private readonly ConcurrentDictionary<string, (DateTime Timestamp, AuthenticationResult AuthenticationResult)> _authorizedSecrets = new ();
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@ -140,7 +139,7 @@ namespace Emby.Server.Implementations.QuickConnect
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uint scale = uint.MaxValue;
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while (scale == uint.MaxValue)
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{
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_rng.GetBytes(raw);
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RandomNumberGenerator.Fill(raw);
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scale = BitConverter.ToUInt32(raw);
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}
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@ -199,31 +198,10 @@ namespace Emby.Server.Implementations.QuickConnect
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return result.AuthenticationResult;
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}
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/// <summary>
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/// Dispose.
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/// </summary>
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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/// <summary>
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/// Dispose.
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/// </summary>
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/// <param name="disposing">Dispose unmanaged resources.</param>
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protected virtual void Dispose(bool disposing)
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{
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if (disposing)
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{
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_rng.Dispose();
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}
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}
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private string GenerateSecureRandom(int length = 32)
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{
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Span<byte> bytes = stackalloc byte[length];
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_rng.GetBytes(bytes);
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RandomNumberGenerator.Fill(bytes);
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return Convert.ToHexString(bytes);
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}
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