9.1/service-maker/includes/signal_handler.hpp

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2024-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef NVIDIA_DEEPSTREAM_SIGNAL_HANDLER
#define NVIDIA_DEEPSTREAM_SIGNAL_HANDLER
 
#include "custom_object.hpp"
 
namespace deepstream {
 
class SignalHandler : public CustomObject {
public:
 
  typedef struct {
    std::string name;
    void* fn;
  } Callback;
 
  class IActionProvider {
   public:
    virtual ~IActionProvider() {}
 
    virtual const Callback* getCallbacks() = 0;
  };
 
  SignalHandler(const std::string& name, IActionProvider* provider);
 
  SignalHandler(const std::string& name, const char* factory, IActionProvider* provider);
 
  virtual ~SignalHandler();
 
  static unsigned long type();
 
  void* getCallbackFn(const std::string& name) const;
 
protected:
  std::unique_ptr<IActionProvider> provider_;
};
 
}
 
 
#endif