content: /* jcifs smb client library in Java
   * Copyright (C) 2003  "Michael B. Allen" <jcifs at samba dot org>
   * 
   * 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.ServerMessageBlock;
  import jcifs.internal.util.SMBUtil;
  
  
  /**
   * 
   */
  public class SmbComWrite extends ServerMessageBlock {
  
      private int fid, count, offset, remaining, off;
      private byte[] b;
  
  
      /**
       * 
       * @param config
       */
      public SmbComWrite ( Configuration config ) {
          super(config, SMB_COM_WRITE);
      }
  
  
      /**
       * 
       * @param config
       * @param fid
       * @param offset
       * @param remaining
       * @param b
       * @param off
       * @param len
       */
      public SmbComWrite ( Configuration config, int fid, int offset, int remaining, byte[] b, int off, int len ) {
          super(config, SMB_COM_WRITE);
          this.fid = fid;
          this.count = len;
          this.offset = offset;
          this.remaining = remaining;
          this.b = b;
          this.off = off;
      }
  
  
      /**
       * 
       * @param fid
       * @param offset
       * @param remaining
       * @param b
       * @param off
       * @param len
       */
      public final void setParam ( int fid, long offset, int remaining, byte[] b, int off, int len ) {
          this.fid = fid;
          this.offset = (int) ( offset & 0xFFFFFFFFL );
          this.remaining = remaining;
          this.b = b;
          this.off = off;
          this.count = len;
          this.digest = null; /*
                               * otherwise recycled commands
                               * like writeandx will choke if session
                               * closes in between
                               */
      }
  
  
      @Override
      protected int writeParameterWordsWireFormat ( byte[] dst, int dstIndex ) {
          int start = dstIndex;
  
          SMBUtil.writeInt2(this.fid, dst, dstIndex);
          dstIndex += 2;
          SMBUtil.writeInt2(this.count, dst, dstIndex);
          dstIndex += 2;
          SMBUtil.writeInt4(this.offset, dst, dstIndex);
          dstIndex += 4;
          SMBUtil.writeInt2(this.remaining, dst, dstIndex);
          dstIndex += 2;
  
          return dstIndex - start;
      }
  
  
      @Override
      protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
          int start = dstIndex;
  
          dst[ dstIndex++ ] = (byte) 0x01; /* BufferFormat */
          SMBUtil.writeInt2(this.count, dst, dstIndex); /* DataLength? */
          dstIndex += 2;
          System.arraycopy(this.b, this.off, dst, dstIndex, this.count);
          dstIndex += this.count;
  
          return dstIndex - start;
      }
  
  
      @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(
              "SmbComWrite[" + super.toString() + ",fid=" + this.fid + ",count=" + this.count + ",offset=" + this.offset + ",remaining="
                      + this.remaining + "]");
      }
  }
  