/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
package rfb;
@SuppressWarnings({"unchecked", "deprecation", "serial"}) public class CSecurityVncAuth extends CSecurity {
public CSecurityVncAuth(UserPasswdGetter upg_) { upg = upg_; }
public int processMsg(CConnection cc) {
rdr.InStream is = cc.getInStream();
rdr.OutStream os = cc.getOutStream();
byte[] challenge = new byte[VncAuth.challengeSize];
is.readBytes(challenge, 0, VncAuth.challengeSize);
StringBuffer passwd = new StringBuffer();
if (!upg.getUserPasswd(null, passwd)) {
vlog.error("Getting password failed");
return 0;
}
VncAuth.encryptChallenge(challenge, passwd.toString());
os.writeBytes(challenge, 0, VncAuth.challengeSize);
os.flush();
return 1;
}
public int getType() { return SecTypes.vncAuth; }
UserPasswdGetter upg;
static LogWriter vlog = new LogWriter("VncAuth");
public String description() { return "No Encryption"; }
}