// Copyright (C) 2015-2026 The Neo Project.
//
// ECDsaCache.cs file belongs to the neo project and is free
// software distributed under the MIT software license, see the
// accompanying file LICENSE in the main directory of the
// repository or http://www.opensource.org/licenses/mit-license.php
// for more details.
//
// Redistribution and use in source and binary forms with or without
// modifications are permitted.

using System.Collections.Generic;
using System.Security.Cryptography;
using ECPoint = Neo.Cryptography.ECC.ECPoint;

namespace Neo.IO.Caching
{
    record ECDsaCacheItem(ECPoint Key, ECDsa Value);

    internal class ECDsaCache : FIFOCache<ECPoint, ECDsaCacheItem>
    {
        public ECDsaCache(int maxCapacity = 20000)
            : base(maxCapacity, EqualityComparer<ECPoint>.Default) { }

        protected override ECPoint GetKeyForItem(ECDsaCacheItem item)
        {
            return item.Key;
        }
    }
}
