Module jcifs

Package org.codelibs.jcifs.smb.internal.smb2

Class Smb2EchoRequest

java.lang.Object

org.codelibs.jcifs.smb.internal.smb2.ServerMessageBlock2

org.codelibs.jcifs.smb.internal.smb2.ServerMessageBlock2Request<Smb2EchoResponse>

org.codelibs.jcifs.smb.internal.smb2.Smb2EchoRequest

All Implemented Interfaces:

CommonServerMessageBlock, CommonServerMessageBlockRequest, Request<Smb2EchoResponse>, Message, Request

public class Smb2EchoRequest
extends ServerMessageBlock2Request<Smb2EchoResponse>

SMB2 Echo request message. This command is used to test connectivity and ensure the SMB2 connection is still active.

Author:

mbechler

Field Summary

Fields inherited from class org.codelibs.jcifs.smb.internal.smb2.ServerMessageBlock2

SMB2_CANCEL, SMB2_CHANGE_NOTIFY, SMB2_CLOSE, SMB2_CREATE, SMB2_ECHO, SMB2_FLAGS_ASYNC_COMMAND, SMB2_FLAGS_DFS_OPERATIONS, SMB2_FLAGS_PRIORITY_MASK, SMB2_FLAGS_RELATED_OPERATIONS, SMB2_FLAGS_REPLAY_OPERATION, SMB2_FLAGS_SERVER_TO_REDIR, SMB2_FLAGS_SIGNED, SMB2_FLUSH, SMB2_IOCTL, SMB2_LOCK, SMB2_LOGOFF, SMB2_NEGOTIATE, SMB2_OPLOCK_BREAK, SMB2_QUERY_DIRECTORY, SMB2_QUERY_INFO, SMB2_READ, SMB2_SESSION_SETUP, SMB2_SET_INFO, SMB2_TREE_CONNECT, SMB2_TREE_DISCONNECT, SMB2_WRITE

Constructor Summary

Constructors

Constructor	Description
Smb2EchoRequest(Configuration config)	Constructs an SMB2 echo request

Method Summary

Modifier and Type	Method	Description
protected Smb2EchoResponse	createResponse(CIFSContext tc, ServerMessageBlock2Request<Smb2EchoResponse> req)	Create the response object for this request
protected int	readBytesWireFormat(byte[] buffer, int bufferIndex)	Reads the message body from the wire format.
int	size()	Gets the size of this message.
protected int	writeBytesWireFormat(byte[] dst, int dstIndex)	Writes the message body to the wire format.

Methods inherited from class org.codelibs.jcifs.smb.internal.smb2.ServerMessageBlock2Request

allowChain, createCancel, encode, getCreditCost, getNext, getOverrideTimeout, getResponse, ignoreDisconnect, initResponse, isCancel, isResponseAsync, setNext, setOverrideTimeout, setRequestCredits, setResponse, setTid, split

Methods inherited from class org.codelibs.jcifs.smb.internal.smb2.ServerMessageBlock2

addFlags, chain, clearFlags, decode, decode, equals, getAsyncId, getCommand, getConfig, getCredit, getCreditCharge, getDigest, getErrorContextCount, getErrorData, getFlags, getHeaderStart, getLength, getMid, getNextCommandOffset, getRawPayload, getSessionId, getStatus, getTreeId, hashCode, haveResponse, isAsync, isErrorResponseStatus, isRetainPayload, pad8, readErrorResponse, readHeaderWireFormat, reset, retainPayload, setAsyncId, setCommand, setCredit, setDigest, setExtendedSecurity, setMid, setNext, setRawPayload, setReadSize, setSessionId, setTreeId, setUid, size8, size8, toString, writeHeaderWireFormat

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.codelibs.jcifs.smb.internal.CommonServerMessageBlock

decode, getCommand, getDigest, getMid, reset, setCommand, setDigest, setExtendedSecurity, setMid, setSessionId, setUid

Methods inherited from interface org.codelibs.jcifs.smb.util.transport.Message

getRawPayload, isRetainPayload, retainPayload, setRawPayload

Constructor Details

Smb2EchoRequest

public Smb2EchoRequest(Configuration config)

Constructs an SMB2 echo request

Parameters:

config - the client configuration

Method Details

createResponse

protected Smb2EchoResponse createResponse(CIFSContext tc,
 ServerMessageBlock2Request<Smb2EchoResponse> req)

Description copied from class: ServerMessageBlock2Request

Create the response object for this request

Specified by:

createResponse in class ServerMessageBlock2Request<Smb2EchoResponse>

Parameters:

tc - the CIFS context

req - the request object

Returns:

the response object

size

public int size()

Gets the size of this message.

Returns:

the size of this message

See Also:

• CommonServerMessageBlockRequest.size()

writeBytesWireFormat

protected int writeBytesWireFormat(byte[] dst,
 int dstIndex)

Writes the message body to the wire format.

Specified by:

writeBytesWireFormat in class ServerMessageBlock2

Parameters:

dst - the destination buffer

dstIndex - the starting position in the buffer

Returns:

number of bytes written

See Also:

• ServerMessageBlock2.writeBytesWireFormat(byte[], int)

readBytesWireFormat

protected int readBytesWireFormat(byte[] buffer,
 int bufferIndex)

Reads the message body from the wire format.

Specified by:

readBytesWireFormat in class ServerMessageBlock2

Parameters:

buffer - the buffer to read from

bufferIndex - the starting position in the buffer

Returns:

number of bytes read

See Also:

• ServerMessageBlock2.readBytesWireFormat(byte[], int)