return 0;
    }
    int writeDataWireFormat( byte[] dst, int dstIndex ) {
        if(( dst.length - dstIndex ) < pipeDataLen ) {
            if( log.level >= 3 )
                log.println( "TransCallNamedPipe data too long for buffer" );
            return 0;
        }
        System.arraycopy( pipeData, pipeDataOff, dst, dstIndex, pipeDataLen );
        return pipeDataLen;
    }

     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#verifySignature(byte[], int, int)
     */
    @Override
    public boolean verifySignature ( byte[] buffer, int i, int size ) {
        // observed too that signatures on error responses are sometimes wrong??
        // Looks like the failure case also is just reflecting back the signature we sent

        if ( host.indexOf('.') < 0 && host.toUpperCase(Locale.ROOT).equals(host) ) {
            // this is not too good, probably should better pass the address and check that it is a netbios one.
            // While we could look up the domain controller/KDC we cannot really make the java kerberos implementation

        "A duplicate name exists on the network.",
        "The network name cannot be found.",
        "ERRnomoreconn.",
        "The file exists.",
        "The parameter is incorrect.",
        "Too many Uids active on this session.",
        "The Uid is not known as a valid user identifier on this session.",
        "The pipe has been ended.",
        "The filename, directory name, or volume label syntax is incorrect.",

        } finally {
            synchronized (run_thread) {
                if (run_thread != thread) {
                    /* Thread no longer the one setup for this transport --
                     * doConnect returned too late, just ignore.
                     */
                    if (ex0 != null) {
                        if (log.level >= 2)
                            ex0.printStackTrace(log);
                    }

     */
    public static int readn ( InputStream in, byte[] b, int off, int len ) throws IOException {
        int i = 0, n = -5;

        if ( off + len > b.length ) {
            throw new IOException("Buffer too short, bufsize " + b.length + " read " + len);
        }

        while ( i < len ) {
            n = in.read(b, off + i, len - i);
            if ( n <= 0 ) {
                break;
            }

        return 0;
    }


    @Override
    protected int writeDataWireFormat ( byte[] dst, int dstIndex ) {
        if ( ( dst.length - dstIndex ) < this.pipeDataLen ) {
            log.debug("TransCallNamedPipe data too long for buffer");
            return 0;
        }
        System.arraycopy(this.pipeData, this.pipeDataOff, dst, dstIndex, this.pipeDataLen);
        return this.pipeDataLen;
    }


    @Override

            boolean exclusive, boolean forceSigning );


    /**
     * 
     * @param trans
     */
    void removeTransport ( SmbTransport trans );


    /**
     * Closes the pool and all connections in it
     * 
     * @return whether any transport was still in use
     * 
     * @throws CIFSException
     * 
     */
    boolean close () throws CIFSException;


    /**

 * share. There are actually two different ACLs for shares - the ACL on
 * the share and the ACL on the folder being shared.
 * Go to <i>Computer Management</i>
 * &gt; <i>System Tools</i> &gt; <i>Shared Folders</i> &gt <i>Shares</i> and
 * look at the <i>Properties</i> for a share. You will see two tabs - one
 * for "Share Permissions" and another for "Security". These correspond to

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