BinTreeNodeWriter.flushBuffer C# (CSharp) Метод

    protected byte[] flushBuffer(bool encrypt = true)
    {
        byte[] data = this.buffer.ToArray();
        byte[] data2 = new byte[data.Length + 4];
        Buffer.BlockCopy(data, 0, data2, 0, data.Length);
        int len = data.Length;

        byte[] size = this.GetInt24(len);
        if (encrypt && this.Encryptionkey != null)
        {
            data = Encryption.WhatsappEncrypt(Encryptionkey, data, true);
            len += 4;
            size = this.GetInt24(len);
            size[0] |= (1 << 4);
        }
        byte[] ret = new byte[data.Length + 3];
        Buffer.BlockCopy(size, 0, ret, 0, 3);
        Buffer.BlockCopy(data, 0, ret, 3, len);
        this.buffer = new List<byte>();
        return ret;
    }