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255
11,900
public String getSymbolicLinkTarget ( String linkpath ) throws SftpStatusException , SshException { if ( version < 3 ) { throw new SftpStatusException ( SftpStatusException . SSH_FX_OP_UNSUPPORTED , "Symbolic links are not supported by the server SFTP version " + String . valueOf ( version ) ) ; } try { UnsignedInteger...
Get the target path of a symbolic link .
230
9
11,901
public String getAbsolutePath ( String path ) throws SftpStatusException , SshException { try { UnsignedInteger32 requestId = nextRequestId ( ) ; Packet msg = createPacket ( ) ; msg . write ( SSH_FXP_REALPATH ) ; msg . writeInt ( requestId . longValue ( ) ) ; msg . writeString ( path , CHARSET_ENCODING ) ; sendMessage ...
Get the absolute path of a file .
360
8
11,902
public void recurseMakeDirectory ( String path ) throws SftpStatusException , SshException { SftpFile file ; if ( path . trim ( ) . length ( ) > 0 ) { try { file = openDirectory ( path ) ; file . close ( ) ; } catch ( SshException ioe ) { int idx = 0 ; do { idx = path . indexOf ( ' ' , idx ) ; String tmp = ( idx > - 1 ...
Recurse through a hierarchy of directories creating them as necessary .
164
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11,903
public SftpFile openDirectory ( String path ) throws SftpStatusException , SshException { String absolutePath = getAbsolutePath ( path ) ; SftpFileAttributes attrs = getAttributes ( absolutePath ) ; if ( ! attrs . isDirectory ( ) ) { throw new SftpStatusException ( SftpStatusException . SSH_FX_FAILURE , path + " is not...
Open a directory .
262
4
11,904
public void closeFile ( SftpFile file ) throws SftpStatusException , SshException { if ( file . getHandle ( ) != null ) { closeHandle ( file . getHandle ( ) ) ; EventServiceImplementation . getInstance ( ) . fireEvent ( ( new Event ( this , J2SSHEventCodes . EVENT_SFTP_FILE_CLOSED , true ) ) . addAttribute ( J2SSHEvent...
Close a file or directory .
127
6
11,905
public void removeDirectory ( String path ) throws SftpStatusException , SshException { try { UnsignedInteger32 requestId = nextRequestId ( ) ; Packet msg = createPacket ( ) ; msg . write ( SSH_FXP_RMDIR ) ; msg . writeInt ( requestId . longValue ( ) ) ; msg . writeString ( path , CHARSET_ENCODING ) ; sendMessage ( msg...
Remove an empty directory .
211
5
11,906
public void removeFile ( String filename ) throws SftpStatusException , SshException { try { UnsignedInteger32 requestId = nextRequestId ( ) ; Packet msg = createPacket ( ) ; msg . write ( SSH_FXP_REMOVE ) ; msg . writeInt ( requestId . longValue ( ) ) ; msg . writeString ( filename , CHARSET_ENCODING ) ; sendMessage (...
Remove a file .
207
4
11,907
public void renameFile ( String oldpath , String newpath ) throws SftpStatusException , SshException { if ( version < 2 ) { throw new SftpStatusException ( SftpStatusException . SSH_FX_OP_UNSUPPORTED , "Renaming files is not supported by the server SFTP version " + String . valueOf ( version ) ) ; } try { UnsignedInteg...
Rename an existing file .
315
6
11,908
public SftpFileAttributes getAttributes ( SftpFile file ) throws SftpStatusException , SshException { try { if ( file . getHandle ( ) == null ) { return getAttributes ( file . getAbsolutePath ( ) ) ; } UnsignedInteger32 requestId = nextRequestId ( ) ; Packet msg = createPacket ( ) ; msg . write ( SSH_FXP_FSTAT ) ; msg ...
Get the attributes of a file .
366
7
11,909
public void makeDirectory ( String path ) throws SftpStatusException , SshException { makeDirectory ( path , new SftpFileAttributes ( this , SftpFileAttributes . SSH_FILEXFER_TYPE_DIRECTORY ) ) ; }
Make a directory . If the directory exists this method will throw an exception .
54
15
11,910
public ServerAuthenticator startSession ( Socket s ) throws IOException { PushbackInputStream in = new PushbackInputStream ( s . getInputStream ( ) ) ; OutputStream out = s . getOutputStream ( ) ; int version = in . read ( ) ; if ( version == 5 ) { if ( ! selectSocks5Authentication ( in , out , 0 ) ) return null ; } el...
Grants access to everyone . Removes authentication related bytes from the stream when a SOCKS5 connection is being made selects an authentication NONE .
130
30
11,911
public void start ( ) throws IOException { remote_sock . setSoTimeout ( iddleTimeout ) ; client_sock . setSoTimeout ( iddleTimeout ) ; log ( "Starting UDP relay server on " + relayIP + ":" + relayPort ) ; log ( "Remote socket " + remote_sock . getLocalAddress ( ) + ":" + remote_sock . getLocalPort ( ) ) ; pipe_thread1 ...
Starts udp relay server . Spawns two threads of execution and returns .
154
16
11,912
public boolean startSubsystem ( String subsystem ) throws SshException { ByteArrayWriter request = new ByteArrayWriter ( ) ; try { request . writeString ( subsystem ) ; boolean success = sendRequest ( "subsystem" , true , request . toByteArray ( ) ) ; if ( success ) { EventServiceImplementation . getInstance ( ) . fire...
SSH2 supports special subsystems that are identified by a name rather than a command string an example of an SSH2 subsystem is SFTP .
251
29
11,913
boolean requestX11Forwarding ( boolean singleconnection , String protocol , String cookie , int screen ) throws SshException { ByteArrayWriter request = new ByteArrayWriter ( ) ; try { request . writeBoolean ( singleconnection ) ; request . writeString ( protocol ) ; request . writeString ( cookie ) ; request . writeIn...
Send a request for X Forwarding .
145
8
11,914
public boolean setEnvironmentVariable ( String name , String value ) throws SshException { ByteArrayWriter request = new ByteArrayWriter ( ) ; try { request . writeString ( name ) ; request . writeString ( value ) ; return sendRequest ( "env" , true , request . toByteArray ( ) ) ; } catch ( IOException ex ) { throw new...
The SSH2 session supports the setting of environments variables however in our experiance no server to date allows unconditional setting of variables . This method should be called before the command is started .
115
36
11,915
protected void channelRequest ( String requesttype , boolean wantreply , byte [ ] requestdata ) throws SshException { try { if ( requesttype . equals ( "exit-status" ) ) { if ( requestdata != null ) { exitcode = ( int ) ByteArrayReader . readInt ( requestdata , 0 ) ; } } if ( requesttype . equals ( "exit-signal" ) ) { ...
This overidden method handles the exit - status exit - signal and xon - xoff channel requests .
268
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11,916
public void startLocalForwarding ( String addressToBind , int portToBind , String hostToConnect , int portToConnect ) throws SshException { String key = generateKey ( addressToBind , portToBind ) ; SocketListener listener = new SocketListener ( addressToBind , portToBind , hostToConnect , portToConnect ) ; listener . s...
Start s a local listening socket and forwards any connections made to the to the remote side .
309
18
11,917
public String [ ] getRemoteForwardings ( ) { String [ ] r = new String [ remoteforwardings . size ( ) - ( remoteforwardings . containsKey ( X11_KEY ) ? 1 : 0 ) ] ; int index = 0 ; for ( Enumeration < String > e = remoteforwardings . keys ( ) ; e . hasMoreElements ( ) ; ) { String key = e . nextElement ( ) ; if ( ! key ...
Returns the currently active remote forwarding listeners .
126
8
11,918
public String [ ] getLocalForwardings ( ) { String [ ] r = new String [ socketlisteners . size ( ) ] ; int index = 0 ; for ( Enumeration < String > e = socketlisteners . keys ( ) ; e . hasMoreElements ( ) ; ) { r [ index ++ ] = e . nextElement ( ) ; } return r ; }
Return the currently active local forwarding listeners .
80
8
11,919
public ActiveTunnel [ ] getRemoteForwardingTunnels ( ) throws IOException { Vector < ActiveTunnel > v = new Vector < ActiveTunnel > ( ) ; String [ ] remoteForwardings = getRemoteForwardings ( ) ; for ( int i = 0 ; i < remoteForwardings . length ; i ++ ) { ActiveTunnel [ ] tmp = getRemoteForwardingTunnels ( remoteForwar...
Get all the active remote forwarding tunnels
155
7
11,920
public ActiveTunnel [ ] getLocalForwardingTunnels ( ) throws IOException { Vector < ActiveTunnel > v = new Vector < ActiveTunnel > ( ) ; String [ ] localForwardings = getLocalForwardings ( ) ; for ( int i = 0 ; i < localForwardings . length ; i ++ ) { ActiveTunnel [ ] tmp = getLocalForwardingTunnels ( localForwardings ...
Get all the active local forwarding tunnels
155
7
11,921
public ActiveTunnel [ ] getX11ForwardingTunnels ( ) throws IOException { if ( incomingtunnels . containsKey ( X11_KEY ) ) { Vector < ActiveTunnel > v = incomingtunnels . get ( X11_KEY ) ; ActiveTunnel [ ] t = new ActiveTunnel [ v . size ( ) ] ; v . copyInto ( t ) ; return t ; } return new ActiveTunnel [ ] { } ; }
Get the active X11 forwarding channels .
104
8
11,922
public boolean requestRemoteForwarding ( String addressToBind , int portToBind , String hostToConnect , int portToConnect ) throws SshException { if ( ssh . requestRemoteForwarding ( addressToBind , portToBind , hostToConnect , portToConnect , forwardinglistener ) ) { String key = generateKey ( addressToBind , portToBi...
Requests that the remote side start listening for socket connections so that they may be forwarded to to the local destination .
211
23
11,923
public void cancelRemoteForwarding ( String bindAddress , int bindPort , boolean killActiveTunnels ) throws SshException { String key = generateKey ( bindAddress , bindPort ) ; boolean killedTunnels = false ; if ( killActiveTunnels ) { try { ActiveTunnel [ ] tunnels = getRemoteForwardingTunnels ( bindAddress , bindPort...
Requests that the remote side stop listening for socket connections . Please note that this feature is not available on SSH1 connections . The only way to stop the server from listening is to disconnect the connection .
449
40
11,924
public synchronized void cancelAllRemoteForwarding ( boolean killActiveTunnels ) throws SshException { if ( remoteforwardings == null ) { return ; } for ( Enumeration < String > e = remoteforwardings . keys ( ) ; e . hasMoreElements ( ) ; ) { String host = ( String ) e . nextElement ( ) ; if ( host == null ) return ; t...
Stop all remote forwarding .
198
5
11,925
public synchronized void stopAllLocalForwarding ( boolean killActiveTunnels ) throws SshException { for ( Enumeration < String > e = socketlisteners . keys ( ) ; e . hasMoreElements ( ) ; ) { stopLocalForwarding ( ( String ) e . nextElement ( ) , killActiveTunnels ) ; } }
Stop all local forwarding
74
4
11,926
public synchronized void stopLocalForwarding ( String bindAddress , int bindPort , boolean killActiveTunnels ) throws SshException { String key = generateKey ( bindAddress , bindPort ) ; stopLocalForwarding ( key , killActiveTunnels ) ; }
Stops a local listening socket from accepting connections .
56
10
11,927
public synchronized void stopLocalForwarding ( String key , boolean killActiveTunnels ) throws SshException { if ( key == null ) return ; boolean killedTunnels = false ; if ( killActiveTunnels ) { try { ActiveTunnel [ ] tunnels = getLocalForwardingTunnels ( key ) ; if ( tunnels != null ) { for ( int i = 0 ; i < tunnels...
Stop a local listening socket from accepting connections .
442
9
11,928
public boolean verifySignature ( byte [ ] signature , byte [ ] data ) throws SshException { ByteArrayReader bar = new ByteArrayReader ( signature ) ; try { if ( signature . length != 40 // 160 bits && signature . length != 56 // 224 bits && signature . length != 64 ) { // 256 bits byte [ ] sig = bar . readBinaryString ...
Verify the signature .
645
5
11,929
public static ComponentManager getInstance ( ) throws SshException { synchronized ( ComponentManager . class ) { if ( instance == null ) { instance = new JCEComponentManager ( ) ; instance . init ( ) ; } return instance ; } }
Get the installed component manager . Don t want to initialize this at class load time so use a singleton instead . Initialized on the first call to getInstance .
51
33
11,930
public void authenticate ( AuthenticationProtocol authentication , String servicename ) throws SshException , AuthenticationResult { try { if ( getUsername ( ) == null || getPassword ( ) == null ) { throw new SshException ( "Username or password not set!" , SshException . BAD_API_USAGE ) ; } if ( passwordChangeRequired...
Implementation of the authentication method .
365
7
11,931
public void put ( String localFileRegExp , String remoteFile , boolean recursive , FileTransferProgress progress ) throws SshException , ChannelOpenException { GlobRegExpMatching globMatcher = new GlobRegExpMatching ( ) ; String parentDir ; int fileSeparatorIndex ; parentDir = cwd . getAbsolutePath ( ) ; String relativ...
pattern matches the files in the local directory using local as a glob Regular Expression . For the matching file array put is called to copy the file to the remote directory .
500
33
11,932
protected void open ( int remoteid , long remotewindow , int remotepacket ) throws IOException { this . remoteid = remoteid ; this . remotewindow = new DataWindow ( remotewindow , remotepacket ) ; this . state = CHANNEL_OPEN ; synchronized ( listeners ) { for ( Enumeration < ChannelEventListener > e = listeners . eleme...
Called once an SSH_MSG_CHANNEL_OPEN_CONFIRMATION has been sent .
121
24
11,933
protected void open ( int remoteid , long remotewindow , int remotepacket , byte [ ] responsedata ) throws IOException { open ( remoteid , remotewindow , remotepacket ) ; }
Once a SSH_MSG_CHANNEL_OPEN_CONFIRMATION message is received the framework calls this method to complete the channel open operation .
50
33
11,934
public void close ( ) { boolean performClose = false ; ; synchronized ( this ) { if ( ! closing && state == CHANNEL_OPEN ) { performClose = closing = true ; } } if ( performClose ) { synchronized ( listeners ) { for ( Enumeration < ChannelEventListener > e = listeners . elements ( ) ; e . hasMoreElements ( ) ; ) { ( e ...
Closes the channel . No data may be sent or receieved after this method completes .
555
18
11,935
protected void channelRequest ( String requesttype , boolean wantreply , byte [ ] requestdata ) throws SshException { if ( wantreply ) { ByteArrayWriter msg = new ByteArrayWriter ( ) ; try { msg . write ( ( byte ) SSH_MSG_CHANNEL_FAILURE ) ; msg . writeInt ( remoteid ) ; connection . sendMessage ( msg . toByteArray ( )...
Called when a channel request is received by default this method sends a failure message if the remote side requests a reply . Overidden methods should ALWAYS call this superclass method .
140
35
11,936
public void setPreferredCipherCS ( String name ) throws SshException { if ( name == null ) return ; if ( ciphersCS . contains ( name ) ) { prefCipherCS = name ; setCipherPreferredPositionCS ( name , 0 ) ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred cipher for the Client - > Server stream .
93
12
11,937
public void setPreferredCipherSC ( String name ) throws SshException { if ( name == null ) return ; if ( ciphersSC . contains ( name ) ) { prefCipherSC = name ; setCipherPreferredPositionSC ( name , 0 ) ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred cipher for the Server - > Client stream .
93
12
11,938
public void setPreferredMacCS ( String name ) throws SshException { if ( name == null ) return ; if ( macCS . contains ( name ) ) { prefMacCS = name ; setMacPreferredPositionCS ( name , 0 ) ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred mac for the Client - > Server stream .
88
12
11,939
public void setPreferredMacSC ( String name ) throws SshException { if ( name == null ) return ; if ( macSC . contains ( name ) ) { prefMacSC = name ; setMacPreferredPositionSC ( name , 0 ) ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred mac for the Server - > Client stream .
88
12
11,940
public void setPreferredCompressionCS ( String name ) throws SshException { if ( name == null ) return ; if ( compressionsCS . contains ( name ) ) { prefCompressionCS = name ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred compression for the Client - > Server stream .
79
12
11,941
public void setPreferredCompressionSC ( String name ) throws SshException { if ( name == null ) return ; if ( compressionsSC . contains ( name ) ) { prefCompressionSC = name ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred compression for the Server - > Client stream .
79
12
11,942
public void setPreferredKeyExchange ( String name ) throws SshException { if ( name == null ) return ; if ( keyExchanges . contains ( name ) ) { prefKeyExchange = name ; setKeyExchangePreferredPosition ( name , 0 ) ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ;...
Set the preferred key exchange method .
92
7
11,943
public void setPreferredPublicKey ( String name ) throws SshException { if ( name == null ) return ; if ( publicKeys . contains ( name ) ) { prefPublicKey = name ; setPublicKeyPreferredPosition ( name , 0 ) ; } else { throw new SshException ( name + " is not supported" , SshException . UNSUPPORTED_ALGORITHM ) ; } }
Set the preferred public key algorithm .
88
7
11,944
public void close ( ) throws IOException { try { file . close ( ) ; UnsignedInteger32 requestid ; while ( outstandingRequests . size ( ) > 0 ) { requestid = ( UnsignedInteger32 ) outstandingRequests . elementAt ( 0 ) ; outstandingRequests . removeElementAt ( 0 ) ; sftp . getResponse ( requestid ) ; } } catch ( SshExcep...
Closes the SFTP file handle .
124
8
11,945
public static void debug ( Object source , String message , Throwable t ) { LoggerFactory . getInstance ( ) . log ( LoggerLevel . DEBUG , source , message , t ) ; }
An error log event
41
4
11,946
public static void debug ( Object source , String message ) { LoggerFactory . getInstance ( ) . log ( LoggerLevel . INFO , source , message ) ; }
A debug event
35
3
11,947
public static void error ( Object source , String message , Throwable t ) { LoggerFactory . getInstance ( ) . log ( LoggerLevel . ERROR , source , message , t ) ; }
An exception event
41
3
11,948
private void formRequest ( ) { byte [ ] user_bytes = userName . getBytes ( ) ; byte [ ] password_bytes = password . getBytes ( ) ; request = new byte [ 3 + user_bytes . length + password_bytes . length ] ; request [ 0 ] = ( byte ) 1 ; request [ 1 ] = ( byte ) user_bytes . length ; System . arraycopy ( user_bytes , 0 , ...
Convert UserName password in to binary form ready to be send to server
151
15
11,949
public void startTransportProtocol ( SshTransport provider , Ssh2Context context , String localIdentification , String remoteIdentification , Ssh2Client client ) throws SshException { try { this . transportIn = new DataInputStream ( provider . getInputStream ( ) ) ; this . transportOut = provider . getOutputStream ( ) ...
Starts the protocol on the provider .
301
8
11,950
public void disconnect ( int reason , String disconnectReason ) { ByteArrayWriter baw = new ByteArrayWriter ( ) ; try { this . disconnectReason = disconnectReason ; baw . write ( SSH_MSG_DISCONNECT ) ; baw . writeInt ( reason ) ; baw . writeString ( disconnectReason ) ; baw . writeString ( "" ) ; Log . info ( this , "S...
Disconnect from the remote host . No more messages can be sent after this method has been called .
156
20
11,951
public byte [ ] nextMessage ( ) throws SshException { if ( Log . isDebugEnabled ( ) ) { if ( verbose ) { Log . debug ( this , "transport next message" ) ; } } synchronized ( transportIn ) { byte [ ] msg ; do { msg = readMessage ( ) ; } while ( processMessage ( msg ) ) ; return msg ; } }
Get the next message . The message returned will be the full message data so skipping the first 5 bytes is required before the message data can be read .
81
30
11,952
public void startService ( String servicename ) throws SshException { ByteArrayWriter baw = new ByteArrayWriter ( ) ; try { baw . write ( SSH_MSG_SERVICE_REQUEST ) ; baw . writeString ( servicename ) ; if ( Log . isDebugEnabled ( ) ) { Log . debug ( this , "Sending SSH_MSG_SERVICE_REQUEST" ) ; } sendMessage ( baw . toB...
Request that the remote server starts a transport protocol service . This is only available in CLIENT_MODE .
229
20
11,953
public boolean processMessage ( byte [ ] msg ) throws SshException { try { if ( msg . length < 1 ) { disconnect ( TransportProtocol . PROTOCOL_ERROR , "Invalid message received" ) ; throw new SshException ( "Invalid transport protocol message" , SshException . INTERNAL_ERROR ) ; } switch ( msg [ 0 ] ) { case SSH_MSG_DI...
Process a message . This should be called when reading messages from outside of the transport protocol so that the transport protocol can parse its own messages .
581
28
11,954
public static String getFingerprint ( byte [ ] encoded , String algorithm ) throws SshException { Digest md5 = ( Digest ) ComponentManager . getInstance ( ) . supportedDigests ( ) . getInstance ( algorithm ) ; md5 . putBytes ( encoded ) ; byte [ ] digest = md5 . doFinal ( ) ; StringBuffer buf = new StringBuffer ( ) ; i...
Generate an SSH key fingerprint with a specific algorithm .
173
11
11,955
public boolean canWrite ( ) throws SftpStatusException , SshException { // This is long hand because gcj chokes when it is not? Investigate why if ( ( getAttributes ( ) . getPermissions ( ) . longValue ( ) & SftpFileAttributes . S_IWUSR ) == SftpFileAttributes . S_IWUSR || ( getAttributes ( ) . getPermissions ( ) . lon...
Determine whether the user has write access to the file . This checks the S_IWUSR flag is set in permissions .
177
28
11,956
public boolean canRead ( ) throws SftpStatusException , SshException { // This is long hand because gcj chokes when it is not? Investigate why if ( ( getAttributes ( ) . getPermissions ( ) . longValue ( ) & SftpFileAttributes . S_IRUSR ) == SftpFileAttributes . S_IRUSR || ( getAttributes ( ) . getPermissions ( ) . long...
Determine whether the user has read access to the file . This checks the S_IRUSR flag is set in permissions .
171
27
11,957
public SftpFileAttributes getAttributes ( ) throws SftpStatusException , SshException { if ( attrs == null ) { attrs = sftp . getAttributes ( getAbsolutePath ( ) ) ; } return attrs ; }
Get the files attributes .
53
5
11,958
public boolean isFifo ( ) throws SftpStatusException , SshException { // This is long hand because gcj chokes when it is not? Investigate why if ( ( getAttributes ( ) . getPermissions ( ) . longValue ( ) & SftpFileAttributes . S_IFIFO ) == SftpFileAttributes . S_IFIFO ) return true ; return false ; }
Determine whether the file is pointing to a pipe .
88
12
11,959
public boolean isBlock ( ) throws SftpStatusException , SshException { // This is long hand because gcj chokes when it is not? Investigate why if ( ( getAttributes ( ) . getPermissions ( ) . longValue ( ) & SftpFileAttributes . S_IFBLK ) == SftpFileAttributes . S_IFBLK ) { return true ; } return false ; }
Determine whether the file is pointing to a block special file .
89
14
11,960
public boolean isCharacter ( ) throws SftpStatusException , SshException { // This is long hand because gcj chokes when it is not? Investigate why if ( ( getAttributes ( ) . getPermissions ( ) . longValue ( ) & SftpFileAttributes . S_IFCHR ) == SftpFileAttributes . S_IFCHR ) { return true ; } return false ; }
Determine whether the file is pointing to a character mode device .
87
14
11,961
public boolean isSocket ( ) throws SftpStatusException , SshException { // This is long hand because gcj chokes when it is not? Investigate why if ( ( getAttributes ( ) . getPermissions ( ) . longValue ( ) & SftpFileAttributes . S_IFSOCK ) == SftpFileAttributes . S_IFSOCK ) { return true ; } return false ; }
Determine whether the file is pointing to a socket .
89
12
11,962
protected synchronized void write ( int b ) throws IOException { if ( closed ) { throw new IOException ( "The buffer is closed" ) ; } verifyBufferSize ( 1 ) ; buf [ writepos ] = ( byte ) b ; writepos ++ ; notifyAll ( ) ; }
Write a byte array to the buffer
61
7
11,963
protected synchronized int read ( ) throws IOException { try { block ( ) ; } catch ( InterruptedException ex ) { throw new InterruptedIOException ( "The blocking operation was interrupted" ) ; } if ( closed && available ( ) <= 0 ) { return - 1 ; } return buf [ readpos ++ ] ; }
Read a byte from the buffer
67
6
11,964
protected synchronized int read ( byte [ ] data , int offset , int len ) throws IOException { try { block ( ) ; } catch ( InterruptedException ex ) { throw new InterruptedIOException ( "The blocking operation was interrupted" ) ; } if ( closed && available ( ) <= 0 ) { return - 1 ; } int read = ( len > ( writepos - rea...
Read a byte array from the buffer
121
7
11,965
public synchronized void add ( String name , Class < ? > cls ) { if ( locked ) { throw new IllegalStateException ( "Component factory is locked. Components cannot be added" ) ; } supported . put ( name , cls ) ; // add name to end of order vector if ( ! order . contains ( name ) ) order . addElement ( name ) ; }
Add a new component type to the factory . This method throws an exception if the class cannot be resolved . The name of the component IS NOT verified to allow component implementations to be overridden .
78
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11,966
public Object getInstance ( String name ) throws SshException { if ( supported . containsKey ( name ) ) { try { return createInstance ( name , ( Class < ? > ) supported . get ( name ) ) ; } catch ( Throwable t ) { throw new SshException ( t . getMessage ( ) , SshException . INTERNAL_ERROR ) ; } } throw new SshException...
Get a new instance of a supported component .
111
9
11,967
private synchronized String createDelimitedList ( String preferred ) { StringBuffer listBuf = new StringBuffer ( ) ; int prefIndex = order . indexOf ( preferred ) ; // remove preferred and add it back at the end to ensure it is not // duplicated in the list returned if ( prefIndex != - 1 ) { listBuf . append ( preferre...
Create a delimited list of supported components .
177
9
11,968
public Socket accept ( ) throws IOException { Socket s ; if ( ! doing_direct ) { if ( proxy == null ) return null ; ProxyMessage msg = proxy . accept ( ) ; s = msg . ip == null ? new SocksSocket ( msg . host , msg . port , proxy ) : new SocksSocket ( msg . ip , msg . port , proxy ) ; //Set timeout back to 0 proxy . pro...
Accepts the incoming connection .
199
6
11,969
public InetAddress getInetAddress ( ) { if ( localIP == null ) { try { localIP = InetAddress . getByName ( localHost ) ; } catch ( UnknownHostException e ) { return null ; } } return localIP ; }
Get address assigned by proxy to listen for incomming connections or the local machine address if doing direct connection .
55
22
11,970
public void setSoTimeout ( int timeout ) throws SocketException { super . setSoTimeout ( timeout ) ; if ( ! doing_direct ) proxy . proxySocket . setSoTimeout ( timeout ) ; }
Set Timeout .
42
4
11,971
public static String getStatusText ( int status ) { switch ( status ) { case SSH_FX_OK : return "OK" ; case SSH_FX_EOF : return "EOF" ; case SSH_FX_NO_SUCH_FILE : return "No such file." ; case SSH_FX_PERMISSION_DENIED : return "Permission denied." ; case SSH_FX_FAILURE : return "Server responded with an unknown failure...
Convert a SSH_FXP_STATUS code into a readable string
689
15
11,972
public static SshPublicKeyFile parse ( byte [ ] formattedkey ) throws IOException { try { try { return new OpenSSHPublicKeyFile ( formattedkey ) ; } catch ( IOException ex ) { try { return new SECSHPublicKeyFile ( formattedkey ) ; } catch ( IOException ex2 ) { throw new IOException ( "Unable to parse key, format could ...
Parse a formatted public key and return a file representation .
124
12
11,973
public static BigInteger getSafePrime ( UnsignedInteger32 maximumSize ) { BigInteger prime = group1 ; for ( Iterator < BigInteger > it = safePrimes . iterator ( ) ; it . hasNext ( ) ; ) { BigInteger p = it . next ( ) ; int len = p . bitLength ( ) ; if ( len > maximumSize . intValue ( ) ) { break ; } prime = p ; } retur...
get the biggest safe prime from the list that is < = maximumSize
95
14
11,974
public void read ( InputStream in , boolean clientMode ) throws SocksException , IOException { data = null ; ip = null ; DataInputStream di = new DataInputStream ( in ) ; version = di . readUnsignedByte ( ) ; command = di . readUnsignedByte ( ) ; if ( clientMode && command != 0 ) throw new SocksException ( command ) ; ...
Initialises Message from the stream . Reads server response or client request from given stream .
386
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11,975
public void write ( OutputStream out ) throws SocksException , IOException { if ( data == null ) { Socks5Message msg ; if ( addrType == SOCKS_ATYP_DOMAINNAME ) msg = new Socks5Message ( command , host , port ) ; else { if ( ip == null ) { try { ip = InetAddress . getByName ( host ) ; } catch ( UnknownHostException uh_e...
Writes the message to the stream .
145
8
11,976
public InetAddress getInetAddress ( ) throws UnknownHostException { if ( ip != null ) return ip ; return ( ip = InetAddress . getByName ( host ) ) ; }
Returns IP field of the message as IP if the message was created with ATYP of HOSTNAME it will attempt to resolve the hostname which might fail .
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11,977
public void run ( ) { if ( ! initProxy ( ) ) { // Check if we have been aborted if ( mode != OK_MODE ) return ; if ( net_thread != Thread . currentThread ( ) ) return ; mode = COMMAND_MODE ; warning_label . setText ( "Look up failed." ) ; warning_label . invalidate ( ) ; return ; } // System.out.println("Done!"); while...
Resolves proxy address in other thread to avoid annoying blocking in GUI thread .
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15
11,978
public void cdup ( ) throws SftpStatusException , SshException { SftpFile cd = sftp . getFile ( cwd ) ; SftpFile parent = cd . getParent ( ) ; if ( parent != null ) cwd = parent . getAbsolutePath ( ) ; }
Change the working directory to the parent directory
67
8
11,979
private boolean startsWithCustomRoot ( String path ) { for ( Enumeration < String > it = customRoots . elements ( ) ; it != null && it . hasMoreElements ( ) ; ) { if ( path . startsWith ( it . nextElement ( ) ) ) { return true ; } } return false ; }
Tests whether path starts with a custom file system root .
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12
11,980
public boolean isDirectoryOrLinkedDirectory ( SftpFile file ) throws SftpStatusException , SshException { return file . isDirectory ( ) || ( file . isLink ( ) && stat ( file . getAbsolutePath ( ) ) . isDirectory ( ) ) ; }
Determine whether the file object is pointing to a symbolic link that is pointing to a directory .
61
20
11,981
public SftpFileAttributes get ( String remote , String local , boolean resume ) throws FileNotFoundException , SftpStatusException , SshException , TransferCancelledException { return get ( remote , local , null , resume ) ; }
Download the remote file into the local file .
52
9
11,982
public InputStream getInputStream ( String remotefile , long position ) throws SftpStatusException , SshException { String remotePath = resolveRemotePath ( remotefile ) ; sftp . getAttributes ( remotePath ) ; return new SftpFileInputStream ( sftp . openFile ( remotePath , SftpSubsystemChannel . OPEN_READ ) , position )...
Create an InputStream for reading a remote file .
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11,983
public SftpFileAttributes get ( String remote , OutputStream local , long position ) throws SftpStatusException , SshException , TransferCancelledException { return get ( remote , local , null , position ) ; }
Download the remote file into an OutputStream .
48
9
11,984
public OutputStream getOutputStream ( String remotefile ) throws SftpStatusException , SshException { String remotePath = resolveRemotePath ( remotefile ) ; return new SftpFileOutputStream ( sftp . openFile ( remotePath , SftpSubsystemChannel . OPEN_CREATE | SftpSubsystemChannel . OPEN_TRUNCATE | SftpSubsystemChannel ....
Create an OutputStream for writing to a remote file .
98
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11,985
public void put ( InputStream in , String remote , long position ) throws SftpStatusException , SshException , TransferCancelledException { put ( in , remote , null , position ) ; }
Upload the contents of an InputStream to the remote computer .
43
12
11,986
public void rm ( String path , boolean force , boolean recurse ) throws SftpStatusException , SshException { String actual = resolveRemotePath ( path ) ; SftpFileAttributes attrs = null ; attrs = sftp . getAttributes ( actual ) ; SftpFile file ; if ( attrs . isDirectory ( ) ) { SftpFile [ ] list = ls ( path ) ; if ( ! ...
Remove a file or directory on the remote computer with options to force deletion of existing files and recursion .
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11,987
public String getAbsolutePath ( String path ) throws SftpStatusException , SshException { String actual = resolveRemotePath ( path ) ; return sftp . getAbsolutePath ( actual ) ; }
Get the absolute path for a file .
45
8
11,988
public void putFiles ( String local , String remote , FileTransferProgress progress , boolean resume ) throws FileNotFoundException , SftpStatusException , SshException , TransferCancelledException { putFileMatches ( local , remote , progress , resume ) ; }
make local copies of some of the variables then call putfilematches which calls put on each file that matches the regexp local .
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11,989
public int authenticate ( AuthenticationClient auth , String servicename ) throws SshException { try { auth . authenticate ( this , servicename ) ; readMessage ( ) ; transport . disconnect ( TransportProtocol . PROTOCOL_ERROR , "Unexpected response received from Authentication Protocol" ) ; throw new SshException ( "Un...
Authenticate using the mechanism provided .
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11,990
public void sendRequest ( String username , String servicename , String methodname , byte [ ] requestdata ) throws SshException { ByteArrayWriter msg = new ByteArrayWriter ( ) ; try { msg . write ( SSH_MSG_USERAUTH_REQUEST ) ; msg . writeString ( username ) ; msg . writeString ( servicename ) ; msg . writeString ( meth...
Send an authentication request . This sends an SSH_MSG_USERAUTH_REQUEST message .
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11,991
public static UnsignedInteger32 add ( UnsignedInteger32 x , UnsignedInteger32 y ) { return new UnsignedInteger32 ( x . longValue ( ) + y . longValue ( ) ) ; }
Add two unsigned integers together .
44
6
11,992
public boolean setAuthenticationMethod ( int methodId , Authentication method ) { if ( methodId < 0 || methodId > 255 ) return false ; if ( method == null ) { // Want to remove a particular method return ( authMethods . remove ( new Integer ( methodId ) ) != null ) ; } else { // Add the method, or rewrite old one authM...
Adds another authentication method .
94
5
11,993
public Authentication getAuthenticationMethod ( int methodId ) { Object method = authMethods . get ( new Integer ( methodId ) ) ; if ( method == null ) return null ; return ( Authentication ) method ; }
Get authentication method which corresponds to given method id
44
9
11,994
public void installCBCCiphers ( ComponentFactory ciphers ) { if ( testJCECipher ( "3des-cbc" , TripleDesCbc . class ) ) { ciphers . add ( "3des-cbc" , TripleDesCbc . class ) ; } if ( testJCECipher ( "blowfish-cbc" , BlowfishCbc . class ) ) { ciphers . add ( "blowfish-cbc" , BlowfishCbc . class ) ; } if ( testJCECipher ...
Install deprecated Counter - Block - Mode ciphers .
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11,995
public void installArcFourCiphers ( ComponentFactory ciphers ) { if ( testJCECipher ( "arcfour" , ArcFour . class ) ) { ciphers . add ( "arcfour" , ArcFour . class ) ; } if ( testJCECipher ( "arcfour128" , ArcFour128 . class ) ) { ciphers . add ( "arcfour128" , ArcFour128 . class ) ; } if ( testJCECipher ( "arcfour256"...
Install deprecated ArcFour ciphers
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11,996
public Event addAttribute ( String key , Object value ) { eventAttributes . put ( key , ( value == null ? "null" : value ) ) ; return this ; }
Add an attribute to the event
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6
11,997
public InetAddress getInetAddress ( ) { if ( remoteIP == null ) { try { remoteIP = InetAddress . getByName ( remoteHost ) ; } catch ( UnknownHostException e ) { return null ; } } return remoteIP ; }
Get remote host as InetAddress object might return null if addresses are resolved by proxy and it is not possible to resolve it locally
55
26
11,998
public void run ( Iterable < Item > items , Context cx ) { Function prepareFunc = ( Function ) indexResults . getPrototype ( ) . get ( "prepare" , indexResults ) ; prepareFunc . call ( cx , scope , indexResults , NO_ARGS ) ; Object args [ ] = new Object [ ] { null , mapFunction } ; for ( Item item : items ) { args [ 0 ...
Run the indexer on the given iterable of items . This will attempt to apply some optimizations to ensure that only items which need re - indexing are actually passed to the map function .
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11,999
public static Indexer create ( String mapTxt ) { Context cx = Context . enter ( ) ; try { return new Indexer ( mapTxt , cx ) ; } finally { Context . exit ( ) ; } }
Create a new indexer object
46
6