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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.smb2.info;
import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.Encodable;
import jcifs.internal.smb2.RequestWithFileId;
import jcifs.internal.smb2.ServerMessageBlock2Request;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;
/**
* @author mbechler
*
*/
public class Smb2QueryInfoRequest extends ServerMessageBlock2Request implements RequestWithFileId {
private byte infoType;
private byte fileInfoClass;
private int outputBufferLength;
private int additionalInformation;
private int queryFlags;
private byte[] fileId;
private Encodable inputBuffer;
/**
* @param config
*/
public Smb2QueryInfoRequest ( Configuration config ) {
this(config, Smb2Constants.UNSPECIFIED_FILEID);
}
/**
* @param config
* @param fileId
*/
public Smb2QueryInfoRequest ( Configuration config, byte[] fileId ) {
super(config, SMB2_QUERY_INFO);
this.outputBufferLength = ( Math.min(config.getMaximumBufferSize(), config.getListSize()) - Smb2QueryInfoResponse.OVERHEAD ) & ~0x7;
this.fileId = fileId;
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.smb2.RequestWithFileId#setFileId(byte[])
*/
@Override
public void setFileId ( byte[] fileId ) {
this.fileId = fileId;
}
/**
* @param infoType
* the infoType to set
*/
public final void setInfoType ( byte infoType ) {
this.infoType = infoType;
}
/**
* @param fileInfoClass
* the fileInfoClass to set
*/
public final void setFileInfoClass ( byte fileInfoClass ) {
setInfoType(Smb2Constants.SMB2_0_INFO_FILE);
this.fileInfoClass = fileInfoClass;
}
/**
* @param fileInfoClass
* the fileInfoClass to set
*/
public final void setFilesystemInfoClass ( byte fileInfoClass ) {
setInfoType(Smb2Constants.SMB2_0_INFO_FILESYSTEM);
this.fileInfoClass = fileInfoClass;
}
/**
* @param additionalInformation
* the additionalInformation to set
*/
public final void setAdditionalInformation ( int additionalInformation ) {
this.additionalInformation = additionalInformation;
}
/**
* @param queryFlags
* the queryFlags to set
*/
public final void setQueryFlags ( int queryFlags ) {
this.queryFlags = queryFlags;
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.smb2.ServerMessageBlock2Request#createResponse(jcifs.CIFSContext,
* jcifs.internal.smb2.ServerMessageBlock2Request)
*/
@Override
protected Smb2QueryInfoResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request req ) {
return new Smb2QueryInfoResponse(tc.getConfig(), this.infoType, this.fileInfoClass);
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.CommonServerMessageBlockRequest#size()
*/
@Override
public int size () {
int size = Smb2Constants.SMB2_HEADER_LENGTH + 40;
if ( this.inputBuffer != null ) {
size += this.inputBuffer.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(41, dst, dstIndex);
dst[ dstIndex + 2 ] = this.infoType;
dst[ dstIndex + 3 ] = this.fileInfoClass;
dstIndex += 4;
SMBUtil.writeInt4(this.outputBufferLength, dst, dstIndex);
dstIndex += 4;
int inBufferOffsetOffset = dstIndex;
dstIndex += 4;
int inBufferLengthOffset = dstIndex;
dstIndex += 4;
SMBUtil.writeInt4(this.additionalInformation, dst, dstIndex);
dstIndex += 4;
SMBUtil.writeInt4(this.queryFlags, dst, dstIndex);
dstIndex += 4;
System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
dstIndex += 16;
if ( this.inputBuffer == null ) {
SMBUtil.writeInt2(0, dst, inBufferOffsetOffset);
SMBUtil.writeInt4(0, dst, inBufferLengthOffset);
}
else {
SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, inBufferOffsetOffset);
int len = this.inputBuffer.encode(dst, dstIndex);
SMBUtil.writeInt4(len, dst, inBufferLengthOffset);
dstIndex += len;
}
return dstIndex - start;
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
*/
@Override
protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) {
return 0;
}
}
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