protected int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.mode, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.offset, dst, dstIndex);
        dstIndex += 4;
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *

     * @param dst destination buffer
     * @param dstIndex starting index in destination buffer
     * @return number of bytes written
     */
    protected abstract int writeSetupWireFormat(byte[] dst, int dstIndex);

    /**
     * Writes parameters in wire format
     * @param dst destination buffer
     * @param dstIndex starting index in destination buffer
     * @return number of bytes written

        dstIndex += 2;

        SMBUtil.writeInt2(24, dst, dstIndex); // DataOffset (from start of context)
        dstIndex += 2;

        SMBUtil.writeInt4(STRUCTURE_SIZE, dst, dstIndex); // DataLength
        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

    int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt2(count, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);
        dstIndex += 4;
        writeInt2(remaining, dst, dstIndex);
        dstIndex += 2;

        return dstIndex - start;
    }

    @Override

        dst[dstIndex] = (byte) (val >> 8 & 0xFF);
        dstIndex++;
        dst[dstIndex] = (byte) (val & 0xFF);
    }

    static void writeInt4(final int val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) (val >> 24 & 0xFF);
        dstIndex++;
        dst[dstIndex++] = (byte) (val >> 16 & 0xFF);
        dst[dstIndex++] = (byte) (val >> 8 & 0xFF);

        dstIndex += 2;
        writeInt2(this.recordClass, dst, dstIndex);
        dstIndex += 2;
        writeInt4(this.ttl, dst, dstIndex);
        dstIndex += 4;
        this.rDataLength = writeRDataWireFormat(dst, dstIndex + 2);
        writeInt2(this.rDataLength, dst, dstIndex);
        dstIndex += 2 + this.rDataLength;
        return dstIndex - start;
    }

    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        dst[dstIndex] = (byte) 0x04;
        dstIndex++;
        dstIndex += writeString(path, dst, dstIndex);

        return dstIndex - start;
    }

    @Override

        dst[dstIndex] = this.getSubCommand();
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        return 2;
    }

    @Override
    protected int writeParametersWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        dstIndex += this.request.encode(dst, dstIndex);
        return dstIndex - start;
    }

    @Override

    @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;
        this.wordCount /= 2;

    int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        dst[dstIndex] = subCommand;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        return 2;
    }

    @Override
    int writeParametersWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;