tls_session_manager_noop.h

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/*
* TLS Session Manager Noop
* (C) 2011 Jack Lloyd
*     2023 René Meusel - Rohde & Schwarz Cybersecurity
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
 
#ifndef BOTAN_TLS_SESSION_MANAGER_NOOP_H_
#define BOTAN_TLS_SESSION_MANAGER_NOOP_H_
 
#include <botan/tls_session_manager.h>
 
namespace Botan::TLS {
 
/**
 * An implementation of Session_Manager that does not save sessions at all,
 * preventing session resumption.
 *
 * For applications that do not want to support session resumption at all,
 * this is typically a good choice.
 */
class BOTAN_PUBLIC_API(3, 0) Session_Manager_Noop final : public Session_Manager {
   public:
      Session_Manager_Noop();
 
      std::optional<Session_Handle> establish(const Session& /*session*/,
                                              const std::optional<Session_ID>& /*session_id*/ = std::nullopt,
                                              bool /*tls12_no_ticket*/ = false) override {
         return {};
      }
 
      void store(const Session& /*session*/, const Session_Handle& /*handle*/) override {}
 
      size_t remove(const Session_Handle& /*session*/) override { return 0; }
 
      size_t remove_all() override { return 0; }
 
   protected:
      std::optional<Session> retrieve_one(const Session_Handle& /*handle*/) override { return {}; }
 
      std::vector<Session_with_Handle> find_some(const Server_Information& /*info*/,
                                                 size_t /*max_sessions_hint*/) override {
         return {};
      }
};
 
}  // namespace Botan::TLS
 
#endif