// Copyright (C) 2015-2026 The Neo Project.
//
// Keys.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.Buffers.Binary;

namespace Neo.Plugins.StateService.Storage;

public static class Keys
{
    public static byte[] StateRoot(uint index)
    {
        byte[] buffer = new byte[sizeof(uint) + 1];
        buffer[0] = 1;
        BinaryPrimitives.WriteUInt32BigEndian(buffer.AsSpan(1), index);
        return buffer;
    }

    public static readonly byte[] CurrentLocalRootIndex = { 0x02 };
    public static readonly byte[] CurrentValidatedRootIndex = { 0x04 };
}
