// Default constructor
    }

    private int capabilities;
    private final byte[] serverGuid = new byte[16];
    private int securityMode;
    private int dialect;

    /**
     * Gets the server capabilities
     *
     * @return the capabilities flags from the server
     */
    public int getCapabilities() {
        return this.capabilities;
    }

    /**
     * Gets the server GUID
     *

        buffer.putInt(8192); // maxBufferSize
        buffer.putInt(65536); // maxRawSize
        buffer.putInt(123456789); // sessionKey
        buffer.putInt(SmbConstants.CAP_UNICODE | SmbConstants.CAP_NT_SMBS); // capabilities
        buffer.putLong(new Date().getTime()); // serverTime
        buffer.putShort((short) -480); // serverTimeZone
        buffer.put((byte) 8); // encryptionKeyLength

        byte[] paramWords = buffer.array();

        this.tx_buf_size = Math.min(this.tx_buf_size, this.server.maxBufferSize);

        this.capabilities &= this.server.scapabilities;
        if ((this.server.scapabilities & SmbConstants.CAP_EXTENDED_SECURITY) == SmbConstants.CAP_EXTENDED_SECURITY) {
            this.capabilities |= SmbConstants.CAP_EXTENDED_SECURITY; // & doesn't copy high bit
        }

 */
public class ValidateNegotiateInfoRequest implements Encodable {

    private final int capabilities;
    private final byte[] clientGuid;
    private final int securityMode;
    private final int dialects[];

    /**
     * Constructs a ValidateNegotiateInfo request
     *
     * @param capabilities
     *            the client capabilities flags
     * @param clientGuid
     *            the client GUID
     * @param securityMode

     * @param capabilities
     *            the client capabilities
     * @param previousSessionid
     *            the previous session ID for reconnection (or 0 for new session)
     * @param token
     *            the security token for authentication
     */
    public Smb2SessionSetupRequest(final CIFSContext context, final int securityMode, final int capabilities, final long previousSessionid,

                + ",maxRawSize=" + server.maxRawSize + ",sessionKey=0x" + Hexdump.toHexString(server.sessionKey, 8) + ",capabilities=0x"
                + Hexdump.toHexString(server.capabilities, 8) + ",serverTime=" + new Date(server.serverTime) + ",serverTimeZone="
                + server.serverTimeZone + ",encryptionKeyLength=" + server.encryptionKeyLength + ",byteCount=" + byteCount

            // Verify each is a power of 2
            for (int cap : capabilities) {
                assertTrue(isPowerOfTwo(cap), "Capability 0x" + Integer.toHexString(cap) + " should be a power of 2");
            }

            // Verify no overlapping bits
            for (int i = 0; i < capabilities.length; i++) {
                for (int j = i + 1; j < capabilities.length; j++) {

    }

    /**
     * Gets the capabilities returned by the server.
     *
     * @return the server returned capabilities
     */
    public final int getCapabilities() {
        return this.capabilities;
    }

    /**
     * Gets the common capabilities negotiated between client and server.
     *
     * @return the common/negotiated capabilities
     */

        }
        snd_buf_size = Math.min(snd_buf_size, server.maxBufferSize);
        capabilities &= server.capabilities;
        if ((server.capabilities & CAP_EXTENDED_SECURITY) == CAP_EXTENDED_SECURITY) {
            capabilities |= CAP_EXTENDED_SECURITY; // & doesn't copy high bit
        }

        if ((capabilities & SmbConstants.CAP_UNICODE) == 0) {
            // server doesn't want unicode

    private final SmbComNegotiateResponse negotiated;
    private int capabilities;

    /**
     * Constructs a session setup AndX request.
     *
     * @param tc the CIFS context containing configuration and credentials
     * @param negotiated the negotiation response containing server capabilities
     * @param andx the next command in the AndX chain, or null