/// <exception cref="System.Exception"></exception>
public virtual void Request(Session session, Channel channel, string subsystem, bool
want_reply)
{
SetReply(want_reply);
this.subsystem = subsystem;
this.DoRequest(session, channel);
}
internal static void Del(NSch.Channel c)
{
lock (pool)
{
pool.RemoveElement(c);
}
}
/// <exception cref="System.Exception"></exception>
internal override void DoRequest(Session session, Channel channel)
{
base.DoRequest(session, 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(unchecked((byte)Session.SSH_MSG_CHANNEL_REQUEST));
buf.PutInt(channel.GetRecipient());
buf.PutString(Util.Str2byte("x11-req"));
buf.PutByte(unchecked((byte)(WaitForReply() ? 1 : 0)));
buf.PutByte(unchecked((byte)0));
buf.PutString(Util.Str2byte("MIT-MAGIC-COOKIE-1"));
buf.PutString(ChannelX11.GetFakedCookie(session));
buf.PutInt(0);
Write(packet);
session.x11_forwarding = true;
}
/// <exception cref="System.IO.IOException"></exception>
public virtual OutputStream GetOutputStream()
{
NSch.Channel channel = this;
OutputStream @out = new _OutputStream_268(this, channel);
// close should be finished silently.
return(@out);
}
/// <exception cref="System.Exception"></exception>
internal virtual void DoRequest(Session session, Channel channel)
{
this.session = session;
this.channel = channel;
if (channel.connectTimeout > 0)
{
SetReply(true);
}
}
public _OutputStream_268(Channel _enclosing, NSch.Channel channel)
{
this._enclosing = _enclosing;
this.channel = channel;
this.dataLen = 0;
this.buffer = null;
this.packet = null;
this.closed = false;
this.b = new byte[1];
}
/// <exception cref="System.Exception"></exception>
internal override void DoRequest(Session session, Channel channel)
{
base.DoRequest(session, channel);
Buffer buf = new Buffer();
Packet packet = new Packet(buf);
packet.Reset();
buf.PutByte(unchecked((byte)Session.SSH_MSG_CHANNEL_REQUEST));
buf.PutInt(channel.GetRecipient());
buf.PutString(Util.Str2byte("subsystem"));
buf.PutByte(unchecked((byte)(WaitForReply() ? 1 : 0)));
buf.PutString(Util.Str2byte(subsystem));
Write(packet);
}
internal static NSch.Channel GetChannel(int id, Session session)
{
lock (pool)
{
for (int i = 0; i < pool.Count; i++)
{
NSch.Channel c = (NSch.Channel)(pool[i]);
if (c.id == id && c.session == session)
{
return(c);
}
}
}
return(null);
}
/// <exception cref="System.Exception"></exception>
internal override void DoRequest(Session session, Channel channel)
{
base.DoRequest(session, 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(unchecked((byte)Session.SSH_MSG_CHANNEL_REQUEST));
buf.PutInt(channel.GetRecipient());
buf.PutString(Util.Str2byte("shell"));
buf.PutByte(unchecked((byte)(WaitForReply() ? 1 : 0)));
Write(packet);
}
/// <exception cref="System.Exception"></exception>
internal override void DoRequest(Session session, Channel channel)
{
base.DoRequest(session, channel);
SetReply(false);
Buffer buf = new Buffer();
Packet packet = new Packet(buf);
// byte SSH_MSG_CHANNEL_REQUEST(98)
// uint32 recipient channel
// string request type // "*****@*****.**"
// boolean want reply // 0
packet.Reset();
buf.PutByte(unchecked((byte)Session.SSH_MSG_CHANNEL_REQUEST));
buf.PutInt(channel.GetRecipient());
buf.PutString(Util.Str2byte("*****@*****.**"));
buf.PutByte(unchecked((byte)(WaitForReply() ? 1 : 0)));
Write(packet);
session.agent_forwarding = true;
}
/// <exception cref="System.Exception"></exception>
internal override void DoRequest(Session session, Channel channel)
{
base.DoRequest(session, channel);
Buffer buf = new Buffer();
Packet packet = new Packet(buf);
packet.Reset();
buf.PutByte(unchecked((byte)Session.SSH_MSG_CHANNEL_REQUEST));
buf.PutInt(channel.GetRecipient());
buf.PutString(Util.Str2byte("pty-req"));
buf.PutByte(unchecked((byte)(WaitForReply() ? 1 : 0)));
buf.PutString(Util.Str2byte(ttype));
buf.PutInt(tcol);
buf.PutInt(trow);
buf.PutInt(twp);
buf.PutInt(thp);
buf.PutString(terminal_mode);
Write(packet);
}
/// <exception cref="System.Exception"></exception>
internal override void DoRequest(Session session, Channel channel)
{
base.DoRequest(session, 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(unchecked((byte)Session.SSH_MSG_CHANNEL_REQUEST));
buf.PutInt(channel.GetRecipient());
buf.PutString(Util.Str2byte("window-change"));
buf.PutByte(unchecked((byte)(WaitForReply() ? 1 : 0)));
buf.PutInt(width_columns);
buf.PutInt(height_rows);
buf.PutInt(width_pixels);
buf.PutInt(height_pixels);
Write(packet);
}
/// <exception cref="System.IO.IOException"></exception>
public MyPipedInputStream(Channel _enclosing, PipedOutputStream @out, int size) :
base(@out)
{
this._enclosing = _enclosing;
this.buffer = new byte[size];
}
public _OutputStream_220(Channel _enclosing, NSch.Channel channel)
{
this._enclosing = _enclosing;
this.channel = channel;
this.dataLen = 0;
this.buffer = null;
this.packet = null;
this.closed = false;
this.b = new byte[1];
}
/// <exception cref="System.IO.IOException"></exception>
public MyPipedInputStream(Channel _enclosing) : base()
{
this._enclosing = _enclosing;
}
/// <exception cref="System.IO.IOException"></exception>
public PassiveOutputStream(Channel _enclosing, PipedInputStream @in) : base(@in)
{
this._enclosing = _enclosing;
}
/// <exception cref="System.IO.IOException"></exception>
public PassiveInputStream(Channel _enclosing, PipedOutputStream @out) : base(_enclosing
)
{
this._enclosing = _enclosing;
this.@out = @out;
}
/// <exception cref="System.IO.IOException"></exception>
public PassiveInputStream(Channel _enclosing, PipedOutputStream @out, int size) :
base(_enclosing)
{
this._enclosing = _enclosing;
// public String toString(){
// return "Channel: type="+new String(type)+",id="+id+",recipient="+recipient+",window_size="+window_size+",packet_size="+packet_size;
// }
this.@out = @out;
}
//System.err.println("updatekeys: "+e);
/// <exception cref="System.Exception"></exception>
internal virtual void Write(Packet packet, Channel c, int length)
{
long t = GetTimeout();
while (true)
{
if (in_kex)
{
if (t > 0L && (Runtime.CurrentTimeMillis() - kex_start_time) > t)
{
throw new JSchException("timeout in wating for rekeying process.");
}
try
{
Sharpen.Thread.Sleep(10);
}
catch (Exception)
{
}
continue;
}
lock (c)
{
if (c.rwsize >= length)
{
c.rwsize -= length;
break;
}
}
if (c.close || !c.IsConnected())
{
throw new IOException("channel is broken");
}
bool sendit = false;
int s = 0;
byte command = 0;
int recipient = -1;
lock (c)
{
if (c.rwsize > 0)
{
long len = c.rwsize;
if (len > length)
{
len = length;
}
if (len != length)
{
s = packet.Shift((int)len, (c2smac != null ? c2smac.GetBlockSize() : 0));
}
command = packet.buffer.GetCommand();
recipient = c.GetRecipient();
length -= (int)len;
c.rwsize -= len;
sendit = true;
}
}
if (sendit)
{
_write(packet);
if (length == 0)
{
return;
}
packet.Unshift(command, recipient, s, length);
}
lock (c)
{
if (in_kex)
{
continue;
}
if (c.rwsize >= length)
{
c.rwsize -= length;
break;
}
try
{
c.notifyme++;
Sharpen.Runtime.Wait(c, 100);
}
catch (Exception)
{
}
finally
{
c.notifyme--;
}
}
}
_write(packet);
}
/// <exception cref="System.IO.IOException"></exception>
public MyPipedInputStream(Channel _enclosing, PipedOutputStream @out) : base(@out
)
{
this._enclosing = _enclosing;
}
//System.err.println(foo+" isn't accessible.");
internal virtual void AddChannel(Channel channel)
{
channel.SetSession(this);
}
internal static void Disconnect(Session session)
{
Channel[] channels = null;
int count = 0;
lock (pool)
{
channels = new Channel[pool.Count];
for (int i = 0; i < pool.Count; i++)
{
try
{
Channel c = ((Channel)(pool[i]));
if (c.session == session)
{
channels[count++] = c;
}
}
catch (Exception)
{
}
}
}
for (int i_1 = 0; i_1 < count; i_1++)
{
channels[i_1].Disconnect();
}
}
