Insane_DNS/libraries/asio-1.28.1/include/asio/detail/scoped_ptr.hpp

88 lines
1.3 KiB
C++

//
// detail/scoped_ptr.hpp
// ~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef ASIO_DETAIL_SCOPED_PTR_HPP
#define ASIO_DETAIL_SCOPED_PTR_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace detail {
template <typename T>
class scoped_ptr
{
public:
// Constructor.
explicit scoped_ptr(T* p = 0)
: p_(p)
{
}
// Destructor.
~scoped_ptr()
{
delete p_;
}
// Access.
T* get()
{
return p_;
}
// Access.
T* operator->()
{
return p_;
}
// Dereference.
T& operator*()
{
return *p_;
}
// Reset pointer.
void reset(T* p = 0)
{
delete p_;
p_ = p;
}
// Release ownership of the pointer.
T* release()
{
T* tmp = p_;
p_ = 0;
return tmp;
}
private:
// Disallow copying and assignment.
scoped_ptr(const scoped_ptr&);
scoped_ptr& operator=(const scoped_ptr&);
T* p_;
};
} // namespace detail
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_DETAIL_SCOPED_PTR_HPP