public void request(Session session, Channel channel)
{
Buffer buf=new Buffer();
Packet packet=new Packet(buf);
bool reply=waitForReply();
if(reply)
{
channel.reply=-1;
}
packet.reset();
buf.putByte((byte)Session.SSH_MSG_CHANNEL_REQUEST);
buf.putInt(channel.getRecipient());
buf.putString(Util.getBytes("subsystem"));
buf.putByte((byte)(waitForReply() ? 1 : 0));
buf.putString(Util.getBytes("sftp"));
session.write(packet);
if(reply)
{
while(channel.reply==-1)
{
try{System.Threading.Thread.Sleep(10);}
catch//(Exception ee)
{
}
}
if(channel.reply==0)
{
throw new JSchException("failed to send sftp request");
}
}
}
public void request(Session session, Channel channel)
{
Buffer buf=new Buffer();
Packet packet=new Packet(buf);
packet.reset();
buf.putByte((byte) Session.SSH_MSG_CHANNEL_REQUEST);
buf.putInt(channel.getRecipient());
buf.putString( Util.getBytes("signal"));
buf.putByte((byte)(waitForReply() ? 1 : 0));
buf.putString(Util.getBytes(signal));
session.write(packet);
}
public void request(Session session, Channel channel)
{
Buffer buf=new Buffer();
Packet packet=new Packet(buf);
// send
// byte SSH_MSG_CHANNEL_REQUEST(98)
// uint32 recipient channel
// string request type // "shell"
// boolean want reply // 0
packet.reset();
buf.putByte((byte) Session.SSH_MSG_CHANNEL_REQUEST);
buf.putInt(channel.getRecipient());
buf.putString(Util.getBytes("shell"));
buf.putByte((byte)(waitForReply() ? 1 : 0));
session.write(packet);
}
//private byte[] f;
public override void init(Session session,
byte[] V_S, byte[] V_C, byte[] I_S, byte[] I_C)
{
this.session=session;
this.V_S=V_S;
this.V_C=V_C;
this.I_S=I_S;
this.I_C=I_C;
// sha=new SHA1();
// sha.init();
try
{
Type t=Type.GetType(session.getConfig("sha-1"));
sha=(HASH)(Activator.CreateInstance(t));
sha.init();
}
catch(Exception e)
{
Console.WriteLine(e);
}
buf=new Buffer();
packet=new Packet(buf);
try
{
Type t=Type.GetType(session.getConfig("dh"));
dh=(DH)(Activator.CreateInstance(t));
dh.init();
}
catch(Exception e)
{
Console.WriteLine(e);
}
packet.reset();
buf.putByte((byte)0x22);
buf.putInt(min);
buf.putInt(preferred);
buf.putInt(max);
session.write(packet);
state=SSH_MSG_KEX_DH_GEX_GROUP;
}
public void request(Session session, Channel channel)
{
Packet packet=session.packet;
Buffer buf=session.buf;
// send
// byte SSH_MSG_CHANNEL_REQUEST(98)
// uint32 recipient channel
// string request type // "exec"
// boolean want reply // 0
// string command
packet.reset();
buf.putByte((byte) Session.SSH_MSG_CHANNEL_REQUEST);
buf.putInt(channel.getRecipient());
buf.putString(new Str("exec").getBytes());
buf.putByte((byte)(waitForReply() ? 1 : 0));
buf.putString(new Str(command).getBytes());
session.write(packet);
}
public virtual bool start(Session session)
{
Packet packet=session.packet;
Buffer buf=session.buf;
// send
// byte SSH_MSG_SERVICE_REQUEST(5)
// string service name "ssh-userauth"
packet.reset();
buf.putByte((byte)Session.SSH_MSG_SERVICE_REQUEST);
buf.putString(Util.getBytes("ssh-userauth"));
session.write(packet);
// receive
// byte SSH_MSG_SERVICE_ACCEPT(6)
// string service name
buf=session.read(buf);
//System.out.println("read: 6 ? "+buf.buffer[5]);
return buf.buffer[5]==6;
}
internal static String[] getPortForwarding(Session session)
{
java.util.Vector foo=new java.util.Vector();
lock(pool)
{
for(int i=0; i<pool.size(); i++)
{
PortWatcher p=(PortWatcher)(pool.elementAt(i));
if(p.session==session)
{
foo.addElement(p.lport+":"+p.host+":"+p.rport);
}
}
}
String[] bar=new String[foo.size()];
for(int i=0; i<foo.size(); i++)
{
bar[i]=(String)(foo.elementAt(i));
}
return bar;
}
internal PortWatcher(Session session,
String address, int lport,
String host, int rport,
ServerSocketFactory factory)
{
this.session=session;
this.lport=lport;
this.host=host;
this.rport=rport;
try
{
boundaddress=InetAddress.getByName(address);
ss=(factory==null) ?
new ServerSocket(lport, 0, boundaddress) :
factory.createServerSocket(lport, 0, boundaddress);
}
catch(Exception e)
{
Console.WriteLine(e);
throw new JSchException("PortForwardingL: local port "+address+":"+lport+" cannot be bound.");
}
}
public void request(Session session, Channel channel)
{
Buffer buf=new Buffer();
Packet packet=new Packet(buf);
//byte SSH_MSG_CHANNEL_REQUEST
//uint32 recipient_channel
//string "window-change"
//boolean FALSE
//uint32 terminal width, columns
//uint32 terminal height, rows
//uint32 terminal width, pixels
//uint32 terminal height, pixels
packet.reset();
buf.putByte((byte) Session.SSH_MSG_CHANNEL_REQUEST);
buf.putInt(channel.getRecipient());
buf.putString(Util.getBytes("window-change"));
buf.putByte((byte)(waitForReply() ? 1 : 0));
buf.putInt(width_columns);
buf.putInt(height_rows);
buf.putInt(width_pixels);
buf.putInt(height_pixels);
session.write(packet);
}
public void request(Session session, Channel channel)
{
Buffer buf=new Buffer();
Packet packet=new Packet(buf);
// byte SSH_MSG_CHANNEL_REQUEST(98)
// uint32 recipient channel
// string request type // "x11-req"
// boolean want reply // 0
// boolean single connection
// string x11 authentication protocol // "MIT-MAGIC-COOKIE-1".
// string x11 authentication cookie
// uint32 x11 screen number
packet.reset();
buf.putByte((byte) Session.SSH_MSG_CHANNEL_REQUEST);
buf.putInt(channel.getRecipient());
buf.putString(Util.getBytes("x11-req"));
buf.putByte((byte)(waitForReply() ? 1 : 0));
buf.putByte((byte)0);
buf.putString(Util.getBytes("MIT-MAGIC-COOKIE-1"));
buf.putString(ChannelX11.getFakedCookie(session));
buf.putInt(0);
session.write(packet);
}
/// <summary>
/// Constructs a new SSH stream.
/// </summary>
/// <param name="host">The hostname or IP address of the remote SSH machine</param>
/// <param name="username">The name of the user connecting to the remote machine</param>
/// <param name="password">The password of the user connecting to the remote machine</param>
public SshStream(string host, string username, string password)
{
this.m_host = host;
JSch jsch=new JSch();
m_session=jsch.getSession(username, host, 22);
m_session.setPassword( password );
Hashtable config=new Hashtable();
config.Add("StrictHostKeyChecking", "no");
m_session.setConfig(config);
m_session.connect();
m_channel=(ChannelShell)m_session.openChannel("shell");
m_in = m_channel.getInputStream();
m_out = m_channel.getOutputStream();
m_channel.connect();
m_channel.setPtySize(80, 132, 1024, 768);
Prompt = "\n";
m_escapeCharPattern = "\\[[0-9;?]*[^0-9;]";
}
internal static Channel getChannel(int id, Session session)
{
lock(pool)
{
for(int i=0; i<pool.size(); i++)
{
Channel c=(Channel)(pool.elementAt(i));
if(c.id==id && c.session==session) return c;
}
}
return null;
}
internal static void disconnect(Session session)
{
Channel[] channels=null;
int count=0;
lock(pool)
{
channels=new Channel[pool.size()];
for(int i=0; i<pool.size(); i++)
{
try
{
Channel c=((Channel)(pool.elementAt(i)));
if(c.session==session)
{
channels[count++]=c;
}
}
catch(Exception e)
{
}
}
}
for(int i=0; i<count; i++)
{
channels[i].disconnect();
}
}
internal static void delPort(Session session)
{
int[] rport=null;
int count=0;
lock(pool)
{
rport=new int[pool.size()];
for(int i=0; i<pool.size(); i++)
{
Object[] bar=(Object[])(pool.elementAt(i));
if(bar[0]==session)
{
rport[count++]=((Integer)bar[1]).intValue();
}
}
}
for(int i=0; i<count; i++)
{
delPort(session, rport[i]);
}
}
protected virtual void ConnectSession(int tcpPort)
{
m_session = m_jsch.getSession(m_user, m_host, tcpPort);
if (Password != null)
m_session.setPassword(Password);
Hashtable config = new Hashtable();
config.Add("StrictHostKeyChecking", "no");
m_session.setConfig(config);
m_session.connect();
}
public override void init(Session session,
byte[] V_S, byte[] V_C, byte[] I_S, byte[] I_C)
{
this.session=session;
this.V_S=V_S;
this.V_C=V_C;
this.I_S=I_S;
this.I_C=I_C;
// sha=new SHA1();
// sha.init();
try
{
Type t=Type.GetType(session.getConfig("sha-1"));
sha=(HASH)(Activator.CreateInstance(t));
sha.init();
}
catch(Exception ee)
{
Console.WriteLine(ee);
}
buf=new Buffer();
packet=new Packet(buf);
try
{
Type t=Type.GetType(session.getConfig("dh"));
dh=(DH)(Activator.CreateInstance(t));
dh.init();
}
catch(Exception ee)
{
Console.WriteLine(ee);
}
dh.setP(p);
dh.setG(g);
// The client responds with:
// byte SSH_MSG_KEXDH_INIT(30)
// mpint e <- g^x mod p
// x is a random number (1 < x < (p-1)/2)
e=dh.getE();
packet.reset();
buf.putByte((byte)SSH_MSG_KEXDH_INIT);
buf.putMPInt(e);
session.write(packet);
state=SSH_MSG_KEXDH_REPLY;
}
byte[] getSignature_dss(Session session, byte[] data)
{
/*
byte[] foo;
int i;
System.out.print("P ");
foo=P_array;
for(i=0; i<foo.Length; i++){
System.out.print(Integer.toHexString(foo[i]&0xff)+":");
}
System.out.println("");
System.out.print("Q ");
foo=Q_array;
for(i=0; i<foo.Length; i++){
System.out.print(Integer.toHexString(foo[i]&0xff)+":");
}
System.out.println("");
System.out.print("G ");
foo=G_array;
for(i=0; i<foo.Length; i++){
System.out.print(Integer.toHexString(foo[i]&0xff)+":");
}
System.out.println("");
*/
try
{
Type t=Type.GetType(jsch.getConfig("signature.dss"));
SignatureDSA dsa=(SignatureDSA)(Activator.CreateInstance(t));
dsa.init();
dsa.setPrvKey(prv_array, P_array, Q_array, G_array);
/*
byte[] goo=new byte[4];
goo[0]=(byte)(session.getSessionId().Length>>>24);
goo[1]=(byte)(session.getSessionId().Length>>>16);
goo[2]=(byte)(session.getSessionId().Length>>>8);
goo[3]=(byte)(session.getSessionId().Length);
dsa.update(goo);
dsa.update(session.getSessionId());
*/
dsa.update(data);
byte[] sig = dsa.sign();
Buffer buf=new Buffer("ssh-dss".Length+4+
sig.Length+4);
buf.putString( System.Text.Encoding.Default.GetBytes( "ssh-dss" ) );
buf.putString(sig);
return buf.buffer;
}
catch(Exception e)
{
Console.WriteLine("e "+e);
}
return null;
}
internal static PortWatcher getPort(Session session, String address, int lport)
{
InetAddress addr;
try
{
addr=InetAddress.getByName(address);
}
catch(Exception uhe)
{
throw new JSchException("PortForwardingL: invalid address "+address+" specified.");
}
lock(pool)
{
for(int i=0; i<pool.size(); i++)
{
PortWatcher p=(PortWatcher)(pool.elementAt(i));
if(p.session==session && p.lport==lport)
{
if(p.boundaddress.isAnyLocalAddress() ||
p.boundaddress.equals(addr))
return p;
}
}
return null;
}
}
internal virtual void setSession(Session session)
{
this.session=session;
}
/// <summary>
/// Closes the SSH subsystem
/// </summary>
public virtual void Close()
{
if (m_channel != null)
{
m_channel.close();
m_channel.disconnect();
m_channel = null;
}
if (m_session != null)
{
m_session.disconnect();
m_session = null;
}
}
internal static void delPort(Session session)
{
lock(pool)
{
PortWatcher[] foo=new PortWatcher[pool.size()];
int count=0;
for(int i=0; i<pool.size(); i++)
{
PortWatcher p=(PortWatcher)(pool.elementAt(i));
if(p.session==session)
{
p.delete();
foo[count++]=p;
}
}
for(int i=0; i<count; i++)
{
PortWatcher p=foo[i];
pool.removeElement(p);
}
}
}
internal static void delPort(Session session, String address, int lport)
{
PortWatcher pw=getPort(session, address, lport);
if(pw==null)
{
throw new JSchException("PortForwardingL: local port "+address+":"+lport+" is not registered.");
}
pw.delete();
pool.removeElement(pw);
}
internal static PortWatcher addPort(Session session, String address, int lport, String host, int rport, ServerSocketFactory ssf)
{
if(getPort(session, address, lport)!=null)
{
throw new JSchException("PortForwardingL: local port "+ address+":"+lport+" is already registered.");
}
PortWatcher pw=new PortWatcher(session, address, lport, host, rport, ssf);
pool.addElement(pw);
return pw;
}
public override bool start(Session session)
{
base.start(session);
//System.out.println("UserAuthNone: start");
Packet packet=session.packet;
Buffer buf=session.buf;
String username=session.username;
byte[] _username=null;
try{ _username=Util.getBytesUTF8(username); }
catch
{//(java.io.UnsupportedEncodingException e){
_username=Util.getBytes(username);
}
// send
// byte SSH_MSG_USERAUTH_REQUEST(50)
// string user name
// string service name ("ssh-connection")
// string "none"
packet.reset();
buf.putByte((byte)Session.SSH_MSG_USERAUTH_REQUEST);
buf.putString(_username);
buf.putString(Util.getBytes("ssh-connection"));
buf.putString(Util.getBytes("none"));
session.write(packet);
loop:
while(true)
{
// receive
// byte SSH_MSG_USERAUTH_SUCCESS(52)
// string service name
buf=session.read(buf);
//System.out.println("UserAuthNone: read: 52 ? "+ buf.buffer[5]);
if(buf.buffer[5]==Session.SSH_MSG_USERAUTH_SUCCESS)
{
return true;
}
if(buf.buffer[5]==Session.SSH_MSG_USERAUTH_BANNER)
{
buf.getInt(); buf.getByte(); buf.getByte();
byte[] _message=buf.getString();
byte[] lang=buf.getString();
String message=null;
try{ message=Util.getStringUTF8(_message); }
catch
{//(java.io.UnsupportedEncodingException e){
message=Util.getString(_message);
}
if(userinfo!=null)
{
userinfo.showMessage(message);
}
goto loop;
}
if(buf.buffer[5]==Session.SSH_MSG_USERAUTH_FAILURE)
{
buf.getInt(); buf.getByte(); buf.getByte();
byte[] foo=buf.getString();
int partial_success=buf.getByte();
methods=Util.getString(foo);
//System.out.println("UserAuthNONE: "+methods+
// " partial_success:"+(partial_success!=0));
// if(partial_success!=0){
// throw new JSchPartialAuthException(new String(foo));
// }
break;
}
else
{
// System.out.println("USERAUTH fail ("+buf.buffer[5]+")");
throw new JSchException("USERAUTH fail ("+buf.buffer[5]+")");
}
}
//throw new JSchException("USERAUTH fail");
return false;
}
public override bool start(Session session)
{
// super.start(session);
//System.out.println("UserAuthPassword: start");
Packet packet=session.packet;
Buffer buf=session.buf;
String username=session.username;
String password=session.password;
String dest=username+"@"+session.host;
if(session.port!=22){
dest+=(":"+session.port);
}
while(true){
if(password==null){
if(userinfo==null){
//throw new JSchException("USERAUTH fail");
return false;
}
if(!userinfo.promptPassword("Password for "+dest)){
throw new JSchAuthCancelException("password");
//break;
}
password=userinfo.getPassword();
if(password==null){
throw new JSchAuthCancelException("password");
//break;
}
}
byte[] _username=null;
try{ _username=Util.getBytesUTF8(username); }
catch{//(java.io.UnsupportedEncodingException e){
_username=Util.getBytes(username);
}
byte[] _password=null;
try{ _password=Util.getBytes(password); }
catch{//(java.io.UnsupportedEncodingException e){
_password=Util.getBytes(password);
}
// send
// byte SSH_MSG_USERAUTH_REQUEST(50)
// string user name
// string service name ("ssh-connection")
// string "password"
// boolen FALSE
// string plaintext password (ISO-10646 UTF-8)
packet.reset();
buf.putByte((byte)Session.SSH_MSG_USERAUTH_REQUEST);
buf.putString(_username);
buf.putString(Util.getBytes("ssh-connection"));
buf.putString(Util.getBytes("password"));
buf.putByte((byte)0);
buf.putString(_password);
session.write(packet);
loop:
while(true){
// receive
// byte SSH_MSG_USERAUTH_SUCCESS(52)
// string service name
buf=session.read(buf);
//System.out.println("read: 52 ? "+ buf.buffer[5]);
if(buf.buffer[5]==Session.SSH_MSG_USERAUTH_SUCCESS){
return true;
}
if(buf.buffer[5]==Session.SSH_MSG_USERAUTH_BANNER){
buf.getInt(); buf.getByte(); buf.getByte();
byte[] _message=buf.getString();
byte[] lang=buf.getString();
String message=null;
try{ message=Util.getStringUTF8(_message); }
catch{//(java.io.UnsupportedEncodingException e){
message=Util.getString(_message);
}
if(userinfo!=null){
userinfo.showMessage(message);
}
goto loop;
}
if(buf.buffer[5]==Session.SSH_MSG_USERAUTH_FAILURE){
buf.getInt(); buf.getByte(); buf.getByte();
byte[] foo=buf.getString();
int partial_success=buf.getByte();
//System.out.println(new String(foo)+
// " partial_success:"+(partial_success!=0));
if(partial_success!=0){
throw new JSchPartialAuthException(Util.getString(foo));
}
break;
}
else{
// System.out.println("USERAUTH fail ("+buf.buffer[5]+")");
// throw new JSchException("USERAUTH fail ("+buf.buffer[5]+")");
return false;
}
}
password=null;
}
//throw new JSchException("USERAUTH fail");
//return false;
}
internal static String[] getPortForwarding(Session session)
{
java.util.Vector foo=new java.util.Vector();
lock(pool)
{
for(int i=0; i<pool.size(); i++)
{
Object[] bar=(Object[])(pool.elementAt(i));
if(bar[0]!=session) continue;
if(bar[3]==null){ foo.addElement(bar[1]+":"+bar[2]+":"); }
else{ foo.addElement(bar[1]+":"+bar[2]+":"+bar[3]); }
}
}
String[] bar2=new String[foo.size()];
for(int i=0; i<foo.size(); i++)
{
bar2[i]=(String)(foo.elementAt(i));
}
return bar2;
}
public byte[] getSignature(Session session, byte[] data)
{
if(type==RSA) return getSignature_rsa(session, data);
return getSignature_dss(session, data);
}
internal static Object[] getPort(Session session, int rport)
{
lock(pool)
{
for(int i=0; i<pool.size(); i++)
{
Object[] bar=(Object[])(pool.elementAt(i));
if(bar[0]!=session) continue;
if(((Integer)bar[1]).intValue()!=rport) continue;
return bar;
}
return null;
}
}
byte[] getSignature_rsa(Session session, byte[] data)
{
try
{
Type t=Type.GetType(jsch.getConfig("signature.rsa"));
SignatureRSA rsa=(SignatureRSA)Activator.CreateInstance(t);
rsa.init();
rsa.setPrvKey(e_array, n_array, d_array, p_array, q_array, dmp1_array, dmq1_array, iqmp_array);
/*
byte[] goo=new byte[4];
goo[0]=(byte)(session.getSessionId().Length>>>24);
goo[1]=(byte)(session.getSessionId().Length>>>16);
goo[2]=(byte)(session.getSessionId().Length>>>8);
goo[3]=(byte)(session.getSessionId().Length);
rsa.update(goo);
rsa.update(session.getSessionId());
*/
rsa.update(data);
byte[] sig = rsa.sign();
Buffer buf=new Buffer("ssh-rsa".Length+4+
sig.Length+4);
buf.putString( System.Text.Encoding.Default.GetBytes( "ssh-rsa" ));
buf.putString(sig);
return buf.buffer;
}
catch(Exception e)
{
Console.WriteLine(e);
}
return null;
}
internal static byte[] getFakedCookie(Session session)
{
lock(faked_cookie_hex_pool)
{
byte[] foo=(byte[])faked_cookie_hex_pool[session];
if(foo==null)
{
Random random=Session.random;
foo=new byte[16];
lock(random)
{
random.fill(foo, 0, 16);
}
/*
System.out.print("faked_cookie: ");
for(int i=0; i<foo.length; i++){
System.out.print(Integer.toHexString(foo[i]&0xff)+":");
}
System.out.println("");
*/
faked_cookie_pool.Add(session, foo);
byte[] bar=new byte[32];
for(int i=0; i<16; i++)
{
bar[2*i]=table[(foo[i]>>4)&0xf];
bar[2*i+1]=table[(foo[i])&0xf];
}
faked_cookie_hex_pool.Add(session, bar);
foo=bar;
}
return foo;
}
}
