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

        final int start = bufferIndex;
        this.allocationSize = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.endOfFile = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.numberOfLinks = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.deletePending = (buffer[bufferIndex] & 0xFF) > 0;

        if (this.wordCount == 0) {
            return 0;
        }
        this.fileAttributes = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.lastWriteTime = SMBUtil.readUTime(buffer, bufferIndex);
        bufferIndex += 4;
        this.fileSize = SMBUtil.readInt4(buffer, bufferIndex);
        return 20;
    }

    @Override

    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;
    }

        assertEquals(36, SMBUtil.readInt2(buffer, 0));

        // Verify dialect count
        assertEquals(3, SMBUtil.readInt2(buffer, 2)); // SMB210, SMB300, SMB302

        // Verify security mode
        assertEquals(Smb2Constants.SMB2_NEGOTIATE_SIGNING_REQUIRED, SMBUtil.readInt2(buffer, 4));

        // Verify capabilities
        int caps = SMBUtil.readInt4(buffer, 8);

        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);
            }

        }

        int start = bufferIndex;

        transformCount = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        reserved1 = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        reserved2 = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // Read the transform (only expecting one)

            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);

        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;

        final int start = bufferIndex;

        setStatus(SMBUtil.readInt2(buffer, bufferIndex));
        bufferIndex += 2;
        this.converter = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        setNumEntries(SMBUtil.readInt2(buffer, bufferIndex));
        bufferIndex += 2;
        this.totalAvailableEntries = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;