/* Copyright (C) CJ Affiliate
  *
  * You may use, distribute and modify this code under  the
  * terms of the  GNU General Public License  version 2  or
  * later.
  *
  * You should have received a copy of the license with this
  * file. If not, you will find a copy in the "LICENSE" file
  * at https://github.com/cjdev/dual-control.
  */
 

 /* PAM handlers class interface. The methods on the dual control class
  * correspond directly to the specified PAM handler entrypoints.
  *
  * See "dual_control_integrate.cc"
  */
 

 #ifndef _DUAL_CONTROL_H
 #define _DUAL_CONTROL_H
 
 #include <memory>
 

 #include "request.h"

 #include "validator.h"
 #include "conversation.h"

 #include "logger.h"

 #include "session.h"

 struct dual_control_configuration {

     class validator validator;
     class conversation conversation;
     class logger logger;

     class sessions sessions;

 };
 

 class dual_control_ifc
 {
 public:
     virtual ~dual_control_ifc() {}

     virtual int authenticate (const pam_request &request);
     virtual int setcred (const pam_request &request);

 };

 class dual_control

 {
 private:
     std::shared_ptr<dual_control_ifc> delegate_;
 public:
     dual_control (std::shared_ptr<dual_control_ifc> delegate) : delegate_
         (delegate) {}

     dual_control() : dual_control (std::make_shared<dual_control_ifc>
                                        ()) {}

     int authenticate (const pam_request &request)
     {
         return delegate_->authenticate (request);
     }
     int setcred (const pam_request &request)
     {
         return delegate_->setcred (request);
     }

     static dual_control create (const dual_control_configuration

                                 &configuration);

 };

 #endif