}
        catch ( SmbAuthException sae ) {
            log.debug("Authentication failed", sae);
            return retryAuthentication(loc, share, trans, t, referral, sae);
        }
    }


    private SmbTreeImpl retryAuthentication ( SmbResourceLocatorImpl loc, String share, SmbTransportInternal trans, SmbTreeImpl t,
            DfsReferralData referral, SmbAuthException sae ) throws SmbAuthException, CIFSException {

 */

public abstract class NtlmAuthenticator {

    private static NtlmAuthenticator auth;

    private String url;
    private SmbAuthException sae;

    private void reset() {
        url = null;
        sae = null;
    }

/**
Set the default <tt>NtlmAuthenticator</tt>. Once the default authenticator is set it cannot be changed. Calling this metho again will have no effect.
 */

		{"VADDPD.SAE.BCST X0, X1, X2", `can't combine rounding/SAE and broadcast`},
		{"VADDPD.BCST.SAE X0, X1, X2", `can't combine rounding/SAE and broadcast`},
		{"VADDPD.BCST.Z.SAE X0, X1, X2", `Z suffix should be the last; can't combine rounding/SAE and broadcast`},
		{"VADDPD.SAE.SAE X0, X1, X2", `duplicate suffix "SAE"`},
		{"VADDPD.RZ_SAE.SAE X0, X1, X2", `bad suffix combination`},

    }


    /**
     * @param a
     * @param url
     * @param sae
     * @return credentials returned by prompt
     */
    public static NtlmPasswordAuthenticator requestNtlmPasswordAuthentication ( NtlmAuthenticator a, String url, SmbAuthException sae ) {
        if ( a == null ) {
            return null;
        }
        synchronized ( a ) {
            a.url = url;
            a.sae = sae;

                }
            } catch( SmbAuthException sae ) {
                if( log.level > 1 ) {
                    log.println( "NtlmHttpFilter: " + ntlm.getName() +
                            ": 0x" + jcifs.smb1.util.Hexdump.toHexString( sae.getNtStatus(), 8 ) +
                            ": " + sae );
                }
                if( sae.getNtStatus() == sae.NT_STATUS_ACCESS_VIOLATION ) {

	VADDPD.RZ_SAE Y3, Y2, K1, Y1     // ERROR "unsupported rounding"
	VADDPD.RN_SAE Y3, Y2, K1, Y1     // ERROR "unsupported rounding"
	// Unsupported SAE.
	VMAXPD.SAE (AX), Z2, K1, Z1      // ERROR "illegal SAE with memory argument"
	VADDPD.SAE X3, X2, K1, X1        // ERROR "unsupported SAE"
	// Unsupported zeroing.
	VFPCLASSPDX.Z $0, (AX), K2, K1   // ERROR "unsupported zeroing"
	VFPCLASSPDY.Z $0, (AX), K2, K1   // ERROR "unsupported zeroing"

                }
            }
            catch ( SmbAuthException sae ) {
                log.warn("NtlmHttpFilter: " + ntlm.getName() + ": 0x" + jcifs.util.Hexdump.toHexString(sae.getNtStatus(), 8) + ": " + sae);
                if ( sae.getNtStatus() == NtStatus.NT_STATUS_ACCESS_VIOLATION ) {
                    /*
                     * Server challenge no longer valid for

            } else {
                doFile( req, resp, file );
            }
        } catch( SmbAuthException sae ) {
            if( ssn != null ) {
                ssn.removeAttribute( "npa-" + server );
            }
            if( sae.getNtStatus() == sae.NT_STATUS_ACCESS_VIOLATION ) {
                /* Server challenge no longer valid for
                 * externally supplied password hashes.

    
                        request.auth = auth;
    
                        try {
                            transport.send( request, response );
                        } catch (SmbAuthException sae) {
                            throw sae;
                        } catch (SmbException se) {
                            ex = se;
                        }
    
                        if( response.isLoggedInAsGuest &&

            try {
                if ( dirents[ i ].getType() == SmbConstants.TYPE_NAMED_PIPE ) {
                    continue;
                }
            }
            catch ( SmbAuthException sae ) {
                log.warn("Auth failed", sae);
            }
            catch ( SmbException se ) {
                log.warn("Connection failed", se);
                if ( se.getNtStatus() != NtStatus.NT_STATUS_UNSUCCESSFUL ) {