override void putArray(const(void)[] data) @trusted //nothrow //pure
    {
        bits += data.length << 3;
        size_t remaining = blockLength - offset;

        auto bw = cast(ubyte[])w;

        if (data.length >= remaining)
        {
            //memcpy(&(cast(ubyte[])w)[offset], data.ptr, remaining);
            bw[offset .. offset + remaining] = cast(const(ubyte)[])data[0 .. remaining];
            transform();
            data = data[remaining .. $];

            if (data.length >= blockLength)
            {
                size_t blockCount = data.length / blockLength;
                auto wd = (cast(const(Word)[])data)[0 .. blockCount * blockSize];
                //std.stdio.writeln(wd.length);

                foreach (i; 0 .. blockCount)
                {
                    //memcpy(&w, &data[i * blockLength], blockLength);
                    //auto offset = i * blockSize;
                    w[0 .. blockSize] = wd[0 .. blockSize];
                    wd = wd[blockSize .. $];
                    transform();
                }

                data = data[blockCount * blockLength .. $];
            }

            offset = 0;
        }

        if (data.length)
        {
            //memcpy(&(cast(ubyte[])w)[offset], data.ptr, data.length);
            bw[offset .. offset + data.length] = cast(const(ubyte)[])data;
            offset += data.length;
        }
    }