content: /*
   * © 2017 AgNO3 Gmbh & Co. KG
   * 
   * 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.smb2.lock;
  
  
  import jcifs.CIFSContext;
  import jcifs.Configuration;
  import jcifs.internal.smb2.RequestWithFileId;
  import jcifs.internal.smb2.ServerMessageBlock2Request;
  import jcifs.internal.smb2.Smb2Constants;
  import jcifs.internal.util.SMBUtil;
  
  
  /**
   * @author mbechler
   *
   */
  public class Smb2LockRequest extends ServerMessageBlock2Request<Smb2LockResponse> implements RequestWithFileId {
  
      private int lockSequenceNumber;
      private int lockSequenceIndex;
      private byte[] fileId;
      private final Smb2Lock[] locks;
  
  
      /**
       * @param config
       * @param fileId
       * @param locks
       */
      public Smb2LockRequest ( Configuration config, byte[] fileId, Smb2Lock[] locks ) {
          super(config, SMB2_LOCK);
          this.fileId = fileId;
          this.locks = locks;
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.ServerMessageBlock2Request#createResponse(jcifs.CIFSContext,
       *      jcifs.internal.smb2.ServerMessageBlock2Request)
       */
      @Override
      protected Smb2LockResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request<Smb2LockResponse> req ) {
          return new Smb2LockResponse(tc.getConfig());
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.RequestWithFileId#setFileId(byte[])
       */
      @Override
      public void setFileId ( byte[] fileId ) {
          this.fileId = fileId;
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.CommonServerMessageBlockRequest#size()
       */
      @Override
      public int size () {
          int size = Smb2Constants.SMB2_HEADER_LENGTH + 24;
          for ( Smb2Lock l : this.locks ) {
              size += l.size();
          }
          return size8(size);
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
       */
      @Override
      protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
          int start = dstIndex;
          SMBUtil.writeInt2(48, dst, dstIndex);
          SMBUtil.writeInt2(this.locks.length, dst, dstIndex + 2);
          dstIndex += 4;
          SMBUtil.writeInt4( ( ( this.lockSequenceNumber & 0xF ) << 28 ) | ( this.lockSequenceIndex & 0x0FFFFFFF ), dst, dstIndex);
          dstIndex += 4;
          System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
          dstIndex += 16;
  
          for ( Smb2Lock l : this.locks ) {
              dstIndex += l.encode(dst, dstIndex);
          }
          return dstIndex - start;
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
       */
      @Override
      protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) {
          return 0;
      }
  
  }
  