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path: root/src/lib/prov/pkcs11/p11_session.cpp
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/*
* PKCS#11 Session
* (C) 2016 Daniel Neus, Sirrix AG
* (C) 2016 Philipp Weber, Sirrix AG
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/p11_session.h>

namespace Botan {
namespace PKCS11 {

Session::Session(Slot& slot, bool read_only)
   : Session(slot, PKCS11::flags(Flag::SerialSession | (read_only ? Flag::None : Flag::RwSession)), nullptr, nullptr)
   {}

Session::Session(Slot& slot, Flags flags, VoidPtr callback_data, Notify notify_callback)
   : m_slot(slot), m_handle(0), m_logged_in(false)
   {
   module()->C_OpenSession(m_slot.slot_id(), flags, callback_data, notify_callback, &m_handle);
   }

Session::Session(Slot& slot, SessionHandle handle)
   : m_slot(slot), m_handle(handle)
   {
   SessionInfo info = get_info();
   if(info.state == static_cast<CK_STATE>(SessionState::RoPublicSession)
         || info.state == static_cast<CK_STATE>(SessionState::RwPublicSession))
      {
      m_logged_in = false;
      }
   else
      {
      m_logged_in = true;
      }
   }

Session::~Session() BOTAN_NOEXCEPT
   {
   if(m_handle)
      {
      if(m_logged_in)
         {
         module()->C_Logout(m_handle, nullptr);
         }
      module()->C_CloseSession(m_handle, nullptr);
      m_handle = 0;
      }
   }

SessionHandle Session::release()
   {
   SessionHandle handle = 0;
   std::swap(handle, m_handle);
   return handle;
   }

void Session::login(UserType user_type, const secure_string& pin)
   {
   module()->C_Login(m_handle, user_type, pin);
   m_logged_in = true;
   }

void Session::logoff()
   {
   module()->C_Logout(m_handle);
   m_logged_in = false;
   }

SessionInfo Session::get_info() const
   {
   SessionInfo info;
   module()->C_GetSessionInfo(m_handle, &info);
   return info;
   }

void Session::set_pin(const secure_string& old_pin, const secure_string& new_pin) const
   {
   module()->C_SetPIN(m_handle, old_pin, new_pin);
   }

void Session::init_pin(const secure_string& new_pin)
   {
   module()->C_InitPIN(m_handle, new_pin);
   }

}
}