File events.h¶

// Copyright(c) 2018, Intel Corporation
//
// Redistribution  and  use  in source  and  binary  forms,  with  or  without
// modification, are permitted provided that the following conditions are met:
//
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// * Redistributions in binary form must reproduce the above copyright notice,
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// IMPLIED WARRANTIES OF  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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#pragma once

#include <opae/cxx/core/handle.h>
#include <opae/types_enum.h>

#include <memory>

namespace opae {
namespace fpga {
namespace types {

class event {
 public:
  typedef std::shared_ptr<event> ptr_t;

  virtual ~event();

  struct type_t {
    type_t(fpga_event_type c_type) : type_(c_type) {}

    operator fpga_event_type() { return type_; }

    static constexpr fpga_event_type interrupt = FPGA_EVENT_INTERRUPT;
    static constexpr fpga_event_type error = FPGA_EVENT_ERROR;
    static constexpr fpga_event_type power_thermal = FPGA_EVENT_POWER_THERMAL;

   private:
    fpga_event_type type_;
  };

  fpga_event_handle get() { return event_handle_; }

  operator fpga_event_handle();

  static event::ptr_t register_event(handle::ptr_t h, event::type_t t,
                                     int flags = 0);

  int os_object() const;

 private:
  event(handle::ptr_t h, event::type_t t, fpga_event_handle event_h);
  handle::ptr_t handle_;
  event::type_t type_;
  fpga_event_handle event_handle_;
  int os_object_;
};

}  // end of namespace types
}  // end of namespace fpga
}  // end of namespace opae