thread_id.hpp

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//
// Copyright (c) 2019 Erwin Rol <erwin@erwinrol.com>
//
// SPDX-License-Identifier: Apache-2.0
//
 
#ifndef ZPP_INCLUDE_ZPP_THREAD_ID_HPP
#define ZPP_INCLUDE_ZPP_THREAD_ID_HPP
 
#include <zephyr/kernel.h>
#include <zephyr/sys/__assert.h>
 
namespace zpp {
 
class thread_id {
public:
  thread_id(const thread_id&) noexcept = default;
  thread_id(thread_id&&) noexcept = default;
  thread_id& operator=(const thread_id&) noexcept = default;
  thread_id& operator=(thread_id&&) noexcept = default;
 
  constexpr thread_id() noexcept
  {
  }
 
  constexpr explicit thread_id(k_tid_t tid) noexcept
    : m_tid(tid)
  {
  }
 
  constexpr explicit operator bool() const noexcept
  {
    return m_tid != K_ANY;
  }
 
  constexpr static thread_id any() noexcept
  {
    return thread_id(K_ANY);
  }
 
  constexpr auto native_handle() const noexcept
  {
    return m_tid;
  }
private:
  k_tid_t m_tid { K_ANY };
};
 
constexpr bool
operator==(const thread_id& lhs, const thread_id& rhs) noexcept
{
  return (lhs.native_handle() == rhs.native_handle());
}
 
constexpr bool
operator!=(const thread_id& lhs, const thread_id& rhs) noexcept
{
  return (lhs.native_handle() != rhs.native_handle());
}
 
inline void
print_arg(thread_id id) noexcept
{
  printk("%p", id.native_handle());
}
 
} // namespace zpp
 
#endif // ZPP_INCLUDE_ZPP_THREAD_ID_HPP