common/tpm_manager_interface.h

// Copyright 2015 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef TPM_MANAGER_COMMON_TPM_MANAGER_INTERFACE_H_
#define TPM_MANAGER_COMMON_TPM_MANAGER_INTERFACE_H_

#include <base/callback.h>

#include "tpm_manager/common/dbus_interface.pb.h"
#include "tpm_manager/common/export.h"

namespace tpm_manager {

// This is the main TpmManager interface that is implemented by the proxies
// and services.
class TPM_MANAGER_EXPORT TpmManagerInterface {
 public:
  virtual ~TpmManagerInterface() = default;

  // Performs initialization tasks. This method must be called before calling
  // any other method on this interface.
  virtual bool Initialize() = 0;

  // Processes a GetTpmStatusRequest and responds with a GetTpmStatusReply.
  using GetTpmStatusCallback = base::Callback<void(const GetTpmStatusReply&)>;
  virtual void GetTpmStatus(const GetTpmStatusRequest& request,
                            const GetTpmStatusCallback& callback) = 0;

  // Processes a TakeOwnershipRequest and responds with a TakeOwnershipReply.
  using TakeOwnershipCallback = base::Callback<void(const TakeOwnershipReply&)>;
  virtual void TakeOwnership(const TakeOwnershipRequest& request,
                             const TakeOwnershipCallback& callback) = 0;
};

}  // namespace tpm_manager

#endif  // TPM_MANAGER_COMMON_TPM_MANAGER_INTERFACE_H_