// Copyright (C) 2018-2026 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//

#pragma once

#include <memory>
#include <type_traits>
#include <vector>

#include "openvino/core/core_visibility.hpp"
#include "openvino/core/rtti.hpp"
#include "openvino/core/type.hpp"

#define OPENVINO_EXTENSION_C_API OPENVINO_EXTERN_C OPENVINO_CORE_EXPORTS
#define OPENVINO_EXTENSION_API   OPENVINO_CORE_EXPORTS

namespace ov {

class Extension;

/**
 * @brief The class provides the base interface for OpenVINO extensions
 * @ingroup ov_model_cpp_api
 */
class OPENVINO_API Extension {
public:
    OPENVINO_RTTI_BASE("Extension")

    using Ptr = std::shared_ptr<Extension>;

    virtual ~Extension();
};
}  // namespace ov

#ifndef OV_CREATE_EXTENSION
#    define OV_CREATE_EXTENSION create_extensions
#endif

/**
 * @brief The entry point for library with OpenVINO extensions
 *
 * @param ext of extensions
 */
OPENVINO_EXTENSION_C_API
void OV_CREATE_EXTENSION(std::vector<ov::Extension::Ptr>& ext);

/**
 * @brief Macro generates the entry point for the library
 *
 * @param ext of extensions
 */
#define OPENVINO_CREATE_EXTENSIONS(extensions)                                                \
    OPENVINO_EXTENSION_C_API void OV_CREATE_EXTENSION(std::vector<ov::Extension::Ptr>& ext);  \
    OPENVINO_EXTENSION_C_API void OV_CREATE_EXTENSION(std::vector<ov::Extension::Ptr>& ext) { \
        ext = extensions;                                                                     \
    }
