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.session;
  
  
  import jcifs.CIFSContext;
  import jcifs.internal.smb2.ServerMessageBlock2;
  import jcifs.internal.smb2.ServerMessageBlock2Request;
  import jcifs.internal.smb2.Smb2Constants;
  import jcifs.internal.util.SMBUtil;
  
  
  /**
   * @author mbechler
   *
   */
  public class Smb2SessionSetupRequest extends ServerMessageBlock2Request<Smb2SessionSetupResponse> {
  
      private byte[] token;
      private int capabilities;
      private boolean sessionBinding;
      private long previousSessionId;
      private int securityMode;
  
  
      /**
       * @param context
       * @param securityMode
       * @param capabilities
       * @param previousSessionid
       * @param token
       */
      public Smb2SessionSetupRequest ( CIFSContext context, int securityMode, int capabilities, long previousSessionid, byte[] token ) {
          super(context.getConfig(), SMB2_SESSION_SETUP);
          this.securityMode = securityMode;
          this.capabilities = capabilities;
          this.previousSessionId = previousSessionid;
          this.token = token;
      }
  
  
      @Override
      protected Smb2SessionSetupResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request<Smb2SessionSetupResponse> req ) {
          return new Smb2SessionSetupResponse(tc.getConfig());
      }
  
  
      /**
       * @param sessionBinding
       *            the sessionBinding to set
       */
      public void setSessionBinding ( boolean sessionBinding ) {
          this.sessionBinding = sessionBinding;
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.ServerMessageBlock2#chain(jcifs.internal.smb2.ServerMessageBlock2)
       */
      @Override
      public boolean chain ( ServerMessageBlock2 n ) {
          n.setSessionId(Smb2Constants.UNSPECIFIED_SESSIONID);
          return super.chain(n);
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.CommonServerMessageBlockRequest#size()
       */
      @Override
      public int size () {
          return size8(Smb2Constants.SMB2_HEADER_LENGTH + 24 + ( this.token != null ? this.token.length : 0 ));
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
       */
      @Override
      protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
          int start = dstIndex;
  
          SMBUtil.writeInt2(25, dst, dstIndex);
  
          dst[ dstIndex + 2 ] = (byte) ( this.sessionBinding ? 0x1 : 0 );
          dst[ dstIndex + 3 ] = (byte) ( this.securityMode );
          dstIndex += 4;
  
          SMBUtil.writeInt4(this.capabilities, dst, dstIndex);
          dstIndex += 4;
          SMBUtil.writeInt4(0, dst, dstIndex); // Channel
          dstIndex += 4;
  
          int offsetOffset = dstIndex;
          dstIndex += 2;
          SMBUtil.writeInt2(this.token != null ? this.token.length : 0, dst, dstIndex);
          dstIndex += 2;
          SMBUtil.writeInt8(this.previousSessionId, dst, dstIndex);
          dstIndex += 8;
          SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, offsetOffset);
  
          dstIndex += pad8(dstIndex);
  
          if ( this.token != null ) {
              System.arraycopy(this.token, 0, dst, dstIndex, this.token.length);
              dstIndex += this.token.length;
          }
  
          return dstIndex - start;
      }
  
  
      /**
       * {@inheritDoc}
       *
       * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
       */
      @Override
      protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) {
          return 0;
      }
  
  }
  