// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.

#pragma once
#define HAVE_IRCD_FS_DEV_H

namespace ircd::fs::dev
{
	using major_minor = std::pair<ulong, ulong>;

	// Convert device ID's with the major(3) / minor(3) / makedev(3)
	ulong id(const major_minor &);
	major_minor id(const ulong &id);

	// Convert device id integers into a string used as the directory name in sysfs(5)
	string_view sysfs_id(const mutable_buffer &out, const major_minor &);
	string_view sysfs_id(const mutable_buffer &out, const ulong &);
}