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A pure-java CIFS/SMB client library
There is a newer version: 2.1.10
/* jcifs smb client library in Java
 * Copyright (C) 2000  "Michael B. Allen" 
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.internal.smb1.com;


import jcifs.Configuration;
import jcifs.internal.smb1.AndXServerMessageBlock;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.util.SMBUtil;


/**
 * 
 */
public class SmbComReadAndX extends AndXServerMessageBlock {

    private long offset;
    private int fid;
    int openTimeout;
    int maxCount, minCount, remaining;


    /**
     * 
     * @param config
     */
    public SmbComReadAndX ( Configuration config ) {
        super(config, SMB_COM_READ_ANDX);
        this.openTimeout = 0xFFFFFFFF;
    }


    /**
     * 
     * @param config
     * @param fid
     * @param offset
     * @param maxCount
     * @param andx
     */
    public SmbComReadAndX ( Configuration config, int fid, long offset, int maxCount, ServerMessageBlock andx ) {
        super(config, SMB_COM_READ_ANDX, andx);
        this.fid = fid;
        this.offset = offset;
        this.maxCount = this.minCount = maxCount;
        this.openTimeout = 0xFFFFFFFF;
    }


    /**
     * @return the maxCount
     */
    public final int getMaxCount () {
        return this.maxCount;
    }


    /**
     * @param maxCount
     *            the maxCount to set
     */
    public final void setMaxCount ( int maxCount ) {
        this.maxCount = maxCount;
    }


    /**
     * @return the minCount
     */
    public final int getMinCount () {
        return this.minCount;
    }


    /**
     * @param minCount
     *            the minCount to set
     */
    public final void setMinCount ( int minCount ) {
        this.minCount = minCount;
    }


    /**
     * @return the remaining
     */
    public final int getRemaining () {
        return this.remaining;
    }


    /**
     * @param openTimeout
     *            the openTimeout to set
     */
    public final void setOpenTimeout ( int openTimeout ) {
        this.openTimeout = openTimeout;
    }


    /**
     * @param remaining
     *            the remaining to set
     */
    public final void setRemaining ( int remaining ) {
        this.remaining = remaining;
    }


    void setParam ( int fid, long offset, int maxCount ) {
        this.fid = fid;
        this.offset = offset;
        this.maxCount = this.minCount = maxCount;
    }


    @Override
    protected int getBatchLimit ( Configuration cfg, byte cmd ) {
        return cmd == SMB_COM_CLOSE ? cfg.getBatchLimit("ReadAndX.Close") : 0;
    }


    @Override
    protected int writeParameterWordsWireFormat ( byte[] dst, int dstIndex ) {
        int start = dstIndex;

        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.offset, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.maxCount, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.minCount, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.openTimeout, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.remaining, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.offset >> 32, dst, dstIndex);
        dstIndex += 4;

        return dstIndex - start;
    }


    @Override
    protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int readParameterWordsWireFormat ( byte[] buffer, int bufferIndex ) {
        return 0;
    }


    @Override
    protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) {
        return 0;
    }


    @Override
    public String toString () {
        return new String(
            "SmbComReadAndX[" + super.toString() + ",fid=" + this.fid + ",offset=" + this.offset + ",maxCount=" + this.maxCount + ",minCount="
                    + this.minCount + ",openTimeout=" + this.openTimeout + ",remaining=" + this.remaining + ",offset=" + this.offset + "]");
    }
}