CryptoPool.cs

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using System.Buffers;
 
namespace System.Security.Cryptography;
 
internal static class CryptoPool
{
    internal static byte[] Rent(int minimumLength)
    {
        return ArrayPool<byte>.Shared.Rent(minimumLength);
    }
 
    internal static void Return(ArraySegment<byte> arraySegment)
    {
        Return(arraySegment.Array, arraySegment.Count);
    }
 
    internal static void Return(byte[] array, int clearSize = -1)
    {
        bool flag = clearSize < 0;
        if (!flag && clearSize != 0)
        {
            CryptographicOperations.ZeroMemory(array.AsSpan(0, clearSize));
        }
        ArrayPool<byte>.Shared.Return(array, flag);
    }
}