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.");
}
}
/*
void dump(byte[] foo){
for(int i=0; i<foo.length; i++){
if((foo[i]&0xf0)==0)System.out.print("0");
System.out.print(Integer.toHexString(foo[i]&0xff));
if(i%16==15){System.out.println(""); continue;}
if(i%2==1)System.out.print(" ");
}
}
*/
internal static SharpSSH.SharpSsh.java.String[] guess(byte[]I_S, byte[]I_C)
{
//System.out.println("guess: ");
SharpSSH.SharpSsh.java.String[] guess=new SharpSSH.SharpSsh.java.String[PROPOSAL_MAX];
Buffer sb=new Buffer(I_S); sb.setOffSet(17);
Buffer cb=new Buffer(I_C); cb.setOffSet(17);
for(int i=0; i<PROPOSAL_MAX; i++)
{
byte[] sp=sb.getString(); // server proposal
byte[] cp=cb.getString(); // client proposal
//System.out.println("server-proposal: |"+new String(sp)+"|");
//System.out.println("client-proposal: |"+new String(cp)+"|");
int j=0;
int k=0;
//System.out.println(new String(cp));
//loop(using BREAK instead):
while(j<cp.Length)
{
while(j<cp.Length && cp[j]!=',')j++;
if(k==j) return null;
String algorithm=Util.getString(cp, k, j-k);
//System.out.println("algorithm: "+algorithm);
int l=0;
int m=0;
while(l<sp.Length)
{
while(l<sp.Length && sp[l]!=',')l++;
if(m==l) return null;
//System.out.println(" "+new String(sp, m, l-m));
if(algorithm.Equals(Util.getString(sp, m, l-m)))
{
guess[i]=algorithm;
//System.out.println(" "+algorithm);
goto BREAK;
}
l++;
m=l;
}
j++;
k=j;
}
BREAK:
if(j==0)
{
guess[i]="";
}
else if(guess[i]==null)
{
//System.out.println(" fail");
return null;
}
}
// for(int i=0; i<PROPOSAL_MAX; i++){
// System.out.println("guess: ["+guess[i]+"]");
// }
return guess;
}
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 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 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;
}
