sbuild-auth-conv-tty.h

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00001 /* Copyright © 2005-2007  Roger Leigh <rleigh@debian.org>
00002  *
00003  * schroot is free software: you can redistribute it and/or modify it
00004  * under the terms of the GNU General Public License as published by
00005  * the Free Software Foundation, either version 3 of the License, or
00006  * (at your option) any later version.
00007  *
00008  * schroot is distributed in the hope that it will be useful, but
00009  * WITHOUT ANY WARRANTY; without even the implied warranty of
00010  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00011  * General Public License for more details.
00012  *
00013  * You should have received a copy of the GNU General Public License
00014  * along with this program.  If not, see
00015  * <http://www.gnu.org/licenses/>.
00016  *
00017  *********************************************************************/
00018 
00019 #ifndef SBUILD_AUTH_CONV_TTY_H
00020 #define SBUILD_AUTH_CONV_TTY_H
00021 
00022 #include <sbuild/sbuild-auth-conv.h>
00023 #include <sbuild/sbuild-custom-error.h>
00024 
00025 #include <security/pam_appl.h>
00026 #include <security/pam_misc.h>
00027 
00028 namespace sbuild
00029 {
00043   class auth_conv_tty : public auth_conv
00044   {
00045   public:
00047     enum error_code
00048       {
00049         CTTY,            
00050         TIMEOUT,         
00051         TIMEOUT_PENDING, 
00052         TERMIOS,         
00053         CONV_TYPE        
00054       };
00055 
00057     typedef custom_error<error_code> error;
00058 
00060     auth_conv_tty ();
00062     virtual ~auth_conv_tty ();
00063 
00064     virtual time_t
00065     get_warning_timeout ();
00066 
00067     virtual void
00068     set_warning_timeout (time_t timeout);
00069 
00070     virtual time_t
00071     get_fatal_timeout ();
00072 
00073     virtual void
00074     set_fatal_timeout (time_t timeout);
00075 
00076     virtual void
00077     conversation (auth_conv::message_list& messages);
00078 
00079   private:
00089     int get_delay ();
00090 
00107     std::string
00108     read_string (std::string message,
00109                  bool        echo);
00110 
00112     time_t  warning_timeout;
00114     time_t  fatal_timeout;
00116     time_t  start_time;
00117   };
00118 
00119 }
00120 
00121 #endif /* SBUILD_AUTH_CONV_TTY_H */
00122 
00123 /*
00124  * Local Variables:
00125  * mode:C++
00126  * End:
00127  */

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