/*
 * Copyright 2016, Intel Corporation
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *
 *     * Neither the name of the copyright holder nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * array_traits.hpp -- common array traits
 */

#ifndef LIBPMEMOBJ_ARRAY_TRAITS_HPP
#define LIBPMEMOBJ_ARRAY_TRAITS_HPP

namespace nvml {

namespace detail {

	/*
	 * Returns the number of array elements.
	 */
	template<typename T>
	struct pp_array_elems
	{
		enum {
			elems = 1
		};
	};

	/*
	 * Returns the number of array elements.
	 */
	template<typename T, std::size_t N>
	struct pp_array_elems<T[N]>
	{
		enum {
			elems = N
		};
	};

	/*
	 * Returns the type of elements in an array.
	 */
	template<typename T>
	struct pp_array_type;

	/*
	 * Returns the type of elements in an array.
	 */
	template<typename T>
	struct pp_array_type<T[]>
	{
		typedef T type;
	};

	/*
	 * Returns the type of elements in an array.
	 */
	template<typename T, size_t N>
	struct pp_array_type<T[N]>
	{
		typedef T type;
	};

}  /* namespace detail */

}  /* namespace nvml */


#endif /* LIBPMEMOBJ_ARRAY_TRAITS_HPP */
