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A pure-java CIFS/SMB client library
/*
* © 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.fscc;
import java.nio.charset.StandardCharsets;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;
/**
* @author mbechler
*
*/
public class FileRenameInformation2 implements FileInformation {
private boolean replaceIfExists;
private String fileName;
/**
*
*/
public FileRenameInformation2 () {}
/**
*
* @param name
* @param replaceIfExists
*/
public FileRenameInformation2 ( String name, boolean replaceIfExists ) {
this.fileName = name;
this.replaceIfExists = replaceIfExists;
}
/**
* {@inheritDoc}
*
* @see jcifs.Decodable#decode(byte[], int, int)
*/
@Override
public int decode ( byte[] buffer, int bufferIndex, int len ) throws SMBProtocolDecodingException {
int start = bufferIndex;
this.replaceIfExists = buffer[ bufferIndex ] != 0;
bufferIndex += 8;
bufferIndex += 8;
int nameLen = SMBUtil.readInt4(buffer, bufferIndex);
bufferIndex += 4;
byte[] nameBytes = new byte[nameLen];
System.arraycopy(buffer, bufferIndex, nameBytes, 0, nameBytes.length);
bufferIndex += nameLen;
this.fileName = new String(nameBytes, StandardCharsets.UTF_16LE);
return bufferIndex - start;
}
/**
* {@inheritDoc}
*
* @see jcifs.Encodable#encode(byte[], int)
*/
@Override
public int encode ( byte[] dst, int dstIndex ) {
int start = dstIndex;
dst[ dstIndex ] = (byte) ( this.replaceIfExists ? 1 : 0 );
dstIndex += 8; // 7 Reserved
dstIndex += 8; // RootDirectory = 0
byte[] nameBytes = this.fileName.getBytes(StandardCharsets.UTF_16LE);
SMBUtil.writeInt4(nameBytes.length, dst, dstIndex);
dstIndex += 4;
System.arraycopy(nameBytes, 0, dst, dstIndex, nameBytes.length);
dstIndex += nameBytes.length;
return dstIndex - start;
}
/**
* {@inheritDoc}
*
* @see jcifs.Encodable#size()
*/
@Override
public int size () {
return 20 + 2 * this.fileName.length();
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.fscc.FileInformation#getFileInformationLevel()
*/
@Override
public byte getFileInformationLevel () {
return FileInformation.FILE_RENAME_INFO;
}
}
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