Source to osfmk/mach/clock.defs


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/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @[email protected]
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @[email protected]
 */
/*
 * @[email protected]
 */
/*
 * 	File:		mach/clock.defs
 *	Purpose:	Kernel clock subsystem definitions. This
 *			file defines the clock request interface.
 */

subsystem
#if	KERNEL_SERVER
	  KernelServer
#endif	/* KERNEL_SERVER */
		       clock 1000;

#include <mach/std_types.defs>
#include <mach/mach_types.defs>
#include <mach/clock_types.defs>

/*
 * References to clock objects are returned by:
 *	host_get_clock_service(host_t,...)
 *	host_get_clock_control(host_priv_t,...) - Priviledged subclass
 */

/*
 *	Get the clock time.
 *	Available to all.
 */
routine	clock_get_time(
		clock_serv	: clock_serv_t;
	out	cur_time	: mach_timespec_t);

/*
 *	Get clock attributes.
 *	Available to all.
 */
routine	clock_get_attributes(
		clock_serv	: clock_serv_t;
	in	flavor		: clock_flavor_t;
	out	clock_attr	: clock_attr_t, CountInOut);

/*
 *	Setup a clock alarm.
 *	Available to all.
 */
routine clock_alarm(
		clock_serv	: clock_serv_t;
		alarm_type	: alarm_type_t;
		alarm_time	: mach_timespec_t;
                alarm_port      : clock_reply_t =
			MACH_MSG_TYPE_MAKE_SEND_ONCE|polymorphic);