public AvFlags(final int flags) {
        this(encode(flags));
    }

    /**
     * Gets the flags as an integer value
     * @return flags
     */
    public int getFlags() {
        return SMBUtil.readInt4(this.getRaw(), 0);
    }

    private static byte[] encode(final int flags) {
        final byte[] raw = new byte[4];
        SMBUtil.writeInt4(flags, raw, 0);
        return raw;
    }

        interfaces.clear();

        while (bufferIndex < end && (bufferIndex + 152) <= end) {
            // Read Next field to determine if there are more entries
            int next = SMBUtil.readInt4(buffer, bufferIndex);

            NetworkInterfaceInfo info = NetworkInterfaceInfo.decode(buffer, bufferIndex);
            if (info != null) {
                interfaces.add(info);
            }

        this.fid = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        this.typeOfLock = buffer[bufferIndex];

        if ((this.typeOfLock & 0x10) == 0x10) {
            this.largeFile = true;
        }

        this.newOpLockLevel = buffer[bufferIndex + 1];
        bufferIndex += 2;

        this.timeout = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        length = readInt4(buffer, bufferIndex);
        return 4;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, int bufferIndex, final int len) {
        final int start = bufferIndex;

        if (errorCode != 0) {

            for (int i = 0; i < SIGNATURE_LENGTH; i++) {
                data[index + i] = 0;
            }

            // set signed flag
            final int oldFlags = SMBUtil.readInt4(data, offset + 16);
            final int flags = oldFlags | ServerMessageBlock2.SMB2_FLAGS_SIGNED;
            SMBUtil.writeInt4(flags, data, offset + 16);

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

    static int readInt2(final byte[] src, final int srcIndex) {
        return ((src[srcIndex] & 0xFF) << 8) + (src[srcIndex + 1] & 0xFF);
    }

    static int readInt4(final byte[] src, final int srcIndex) {
        return ((src[srcIndex] & 0xFF) << 24) + ((src[srcIndex + 1] & 0xFF) << 16) + ((src[srcIndex + 2] & 0xFF) << 8)

        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 9) {
            throw new SMBProtocolDecodingException("Expected structureSize = 9");
        }

        final int bufferOffset = SMBUtil.readInt2(buffer, bufferIndex + 2) + getHeaderStart();
        bufferIndex += 4;
        final int bufferLength = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        final int start = bufferIndex;
        this.replaceIfExists = buffer[bufferIndex] != 0;
        bufferIndex += 8;
        bufferIndex += 8;

        final int nameLen = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        final byte[] nameBytes = new byte[nameLen];
        System.arraycopy(buffer, bufferIndex, nameBytes, 0, nameBytes.length);
        bufferIndex += nameLen;

            return 0;
        }
        final boolean groupName = ((src[srcIndex] & 0x80) == 0x80) == true;
        final int nodeType = (src[srcIndex] & 0x60) >> 5;
        srcIndex += 2;
        final int address = readInt4(src, srcIndex);
        if (address != 0) {
            addrEntry[addrIndex] = new NbtAddress(recordName, address, groupName, nodeType);
        } else {
            addrEntry[addrIndex] = null;
        }

        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);

        if (structureSize != 9) {
            throw new SMBProtocolDecodingException("Expected structureSize = 9");
        }

        final int bufferOffset = SMBUtil.readInt2(buffer, bufferIndex + 2) + getHeaderStart();
        bufferIndex += 4;
        final int bufferLength = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;