}
        return len;
    }

    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = this.headerStart = dstIndex;

        dstIndex += writeHeaderWireFormat(dst, dstIndex);
        this.wordCount = writeParameterWordsWireFormat(dst, dstIndex + 1);
        dst[dstIndex] = (byte) (this.wordCount / 2 & 0xFF);
        dstIndex++;
        dstIndex += this.wordCount;

        smb.flags = (byte) 0x18;
        smb.flags2 = 0x0001;
        smb.tid = 1;
        smb.pid = 2;
        smb.uid = 3;
        smb.mid = 4;

        smb.writeHeaderWireFormat(buffer, 0);

        TestServerMessageBlock readSmb = new TestServerMessageBlock();
        readSmb.readHeaderWireFormat(buffer, 0);

        assertEquals(smb.command, readSmb.command);

        packet.questionCount = 1;
        packet.answerCount = 2;
        packet.authorityCount = 3;
        packet.additionalCount = 4;

        int written = packet.writeHeaderWireFormat(dst, 0);
        assertEquals(NameServicePacket.HEADER_LENGTH, written);

        assertEquals((byte) 0x12, dst[0]); // nameTrnId
        assertEquals((byte) 0x34, dst[1]);