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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab

#ifndef CEPH_LIBRBD_CRYPTO_ENCRYPTION_FORMAT_H
#define CEPH_LIBRBD_CRYPTO_ENCRYPTION_FORMAT_H

#include <memory>

struct Context;

namespace librbd {
namespace crypto {

struct CryptoInterface;

template <typename ImageCtxT>
struct EncryptionFormat {
  virtual ~EncryptionFormat() {
  }

  virtual std::unique_ptr<EncryptionFormat<ImageCtxT>> clone() const = 0;
  virtual void format(ImageCtxT* ictx, Context* on_finish) = 0;
  virtual void load(ImageCtxT* ictx, std::string* detected_format_name,
                    Context* on_finish) = 0;
  virtual void flatten(ImageCtxT* ictx, Context* on_finish) = 0;

  virtual CryptoInterface* get_crypto() = 0;
};

} // namespace crypto
} // namespace librbd

#endif // CEPH_LIBRBD_CRYPTO_ENCRYPTION_FORMAT_H