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/***************************************************************************
* fqterm, a terminal emulator for both BBS and *nix. *
* Copyright (C) 2008 fqterm development group. *
* *
* This program 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 program 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 program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#ifndef FQTERM_SSH_AUTH_H
#define FQTERM_SSH_AUTH_H
#include <QObject>
class QString;
namespace FQTerm {
class FQTermSSHPacketReceiver;
class FQTermSSHPacketSender;
class FQTermSSHAuth: public QObject {
Q_OBJECT;
protected:
QString user_name_;
FQTermSSHPacketReceiver *packet_receiver_;
FQTermSSHPacketSender *packet_sender_;
public:
FQTermSSHAuth(const char *sshuser = NULL)
: user_name_(sshuser) {
}
~FQTermSSHAuth() {}
virtual void initAuth(FQTermSSHPacketReceiver *packet,
FQTermSSHPacketSender *output) = 0;
public slots:
virtual void handlePacket(int type) = 0;
signals:
void requestUserPwd(QString *user, QString *pwd, bool *isOK);
void authOK();
void authError(QString);
};
class FQTermSSHPasswdAuth: public FQTermSSHAuth {
Q_OBJECT;
protected:
QString passwd_;
bool is_tried_;
QString default_user_;
QString default_passwd_;
public:
FQTermSSHPasswdAuth(const char *sshuser, const char *sshpasswd)
: FQTermSSHAuth(sshuser),
passwd_(sshpasswd),
default_user_(sshuser),
default_passwd_(sshpasswd) {
}
};
class FQTermSSH1PasswdAuth: public FQTermSSHPasswdAuth {
Q_OBJECT;
private:
enum FQTermSSH1PasswdAuthState {
BEFORE_AUTH, USER_SENT, PASS_SENT, AUTH_OK
} ssh_pw_auth_state_;
public:
FQTermSSH1PasswdAuth(const char *sshuser, const char *sshpasswd);
public slots:
void handlePacket(int type);
void initAuth(FQTermSSHPacketReceiver *packet, FQTermSSHPacketSender *output);
};
class FQTermSSH2PasswdAuth: public FQTermSSHPasswdAuth {
Q_OBJECT;
private:
enum FQTermSSH2PasswdAuthState {
SERVICE_ACCEPTED, USER_PASSWD_SENT, PASS_SENT, AUTH_OK
} ssh_pw_auth_state_;
void sendUserPasswd();
bool check();
public:
FQTermSSH2PasswdAuth(const char *sshuser, const char *sshpasswd);
public slots:
void handlePacket(int type);
void initAuth(FQTermSSHPacketReceiver *packet, FQTermSSHPacketSender *output);
};
} // namespace FQTerm
#endif // FQTERM_SSH_AUTH_H
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