sbuild  1.7.2
pam-conv-tty.h
1 /* Copyright © 2005-2013 Roger Leigh <rleigh@debian.org>
2  *
3  * schroot is free software: you can redistribute it and/or modify it
4  * under the terms of the GNU General Public License as published by
5  * the Free Software Foundation, either version 3 of the License, or
6  * (at your option) any later version.
7  *
8  * schroot is distributed in the hope that it will be useful, but
9  * WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see
15  * <http://www.gnu.org/licenses/>.
16  *
17  *********************************************************************/
18 
19 #ifndef SBUILD_AUTH_PAM_CONV_TTY_H
20 #define SBUILD_AUTH_PAM_CONV_TTY_H
21 
22 #include <sbuild/auth/pam-conv.h>
23 #include <sbuild/auth/auth.h>
24 #include <sbuild/custom-error.h>
25 
26 #include <security/pam_appl.h>
27 #include <security/pam_misc.h>
28 
29 namespace sbuild
30 {
31  namespace auth
32  {
33 
48  class pam_conv_tty : public pam_conv
49  {
50  public:
53  {
54  CTTY,
59  };
60 
63 
64  private:
72 
73  public:
75  virtual ~pam_conv_tty ();
76 
84  static ptr
86 
87  virtual auth_ptr
88  get_auth ();
89 
90  virtual void
92 
93  virtual time_t
95 
96  virtual void
97  set_warning_timeout (time_t timeout);
98 
99  virtual time_t
101 
102  virtual void
103  set_fatal_timeout (time_t timeout);
104 
105  virtual void
107 
108  private:
118  int get_delay ();
119 
136  std::string
137  read_string (std::string message,
138  bool echo);
139 
147  time_t start_time;
148  };
149 
150  }
151 }
152 
153 #endif /* SBUILD_AUTH_PAM_CONV_TTY_H */
154 
155 /*
156  * Local Variables:
157  * mode:C++
158  * End:
159  */
Authentication conversation handler interface.
Definition: pam-conv.h:59
weak_auth_ptr auth
The auth object.
Definition: pam-conv-tty.h:141
custom_error< error_code > error
Exception type.
Definition: pam-conv-tty.h:62
std::shared_ptr< pam_conv > ptr
A shared_ptr to an pam_conv object.
Definition: pam-conv.h:69
error_code
Error codes.
Definition: pam-conv-tty.h:52
Debian source builder components.
Definition: ctty.cc:31
std::weak_ptr< pam > weak_auth_ptr
A weak pointer to an pam object.
Definition: pam-conv.h:67
time_t start_time
The time the current delay was obtained at.
Definition: pam-conv-tty.h:147
std::shared_ptr< pam > auth_ptr
A shared pointer to an pam object.
Definition: pam-conv.h:65
virtual ~pam_conv_tty()
The destructor.
Definition: pam-conv-tty.cc:124
time_t fatal_timeout
The time to end at.
Definition: pam-conv-tty.h:145
Unsupported conversation type.
Definition: pam-conv-tty.h:58
virtual void set_auth(auth_ptr auth)
Set the auth object.
Definition: pam-conv-tty.cc:141
pam_conv_tty(auth_ptr auth)
The constructor.
Definition: pam-conv-tty.cc:116
Failed to get terminal settings.
Definition: pam-conv-tty.h:57
Time is running out...
Definition: pam-conv-tty.h:56
virtual auth_ptr get_auth()
Get the auth object.
Definition: pam-conv-tty.cc:135
Custom error.
Definition: custom-error.h:31
Authentication conversation handler for terminal devices.
Definition: pam-conv-tty.h:48
Timed out.
Definition: pam-conv-tty.h:55
std::vector< pam_message > message_list
A list of messages.
Definition: pam-conv.h:63
virtual void conversation(pam_conv::message_list &messages)
Hold a conversation with the user.
Definition: pam-conv-tty.cc:292
virtual void set_fatal_timeout(time_t timeout)
Set the time at which the conversation will be terminated with an error.
Definition: pam-conv-tty.cc:165
std::string read_string(std::string message, bool echo)
Read user input from standard input.
Definition: pam-conv-tty.cc:198
static ptr create(auth_ptr auth)
Create an pam_conv_tty object.
Definition: pam-conv-tty.cc:129
virtual time_t get_warning_timeout()
Get the time at which the user will be warned.
Definition: pam-conv-tty.cc:147
time_t warning_timeout
The time to warn at.
Definition: pam-conv-tty.h:143
Authentication handler.
Definition: auth.h:74
virtual time_t get_fatal_timeout()
Get the time at which the conversation will be terminated with an error.
Definition: pam-conv-tty.cc:159
virtual void set_warning_timeout(time_t timeout)
Set the time at which the user will be warned.
Definition: pam-conv-tty.cc:153
No controlling terminal.
Definition: pam-conv-tty.h:54
int get_delay()
Get the time delay before the next SIGALRM signal.
Definition: pam-conv-tty.cc:171