1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * @OSF_COPYRIGHT@
30 */
31/*
32 * 	File:		mach/clock.defs
33 *	Purpose:	Kernel clock subsystem definitions. This
34 *			file defines the clock request interface.
35 */
36
37subsystem
38#if	KERNEL_SERVER
39	  KernelServer
40#endif	/* KERNEL_SERVER */
41		       clock 1000;
42
43#include <mach/std_types.defs>
44#include <mach/mach_types.defs>
45#include <mach/clock_types.defs>
46
47/*
48 * References to clock objects are returned by:
49 *	host_get_clock_service(host_t,...)
50 *	host_get_clock_control(host_priv_t,...) - Priviledged subclass
51 */
52
53/*
54 *	Get the clock time.
55 *	Available to all.
56 */
57routine	clock_get_time(
58		clock_serv	: clock_serv_t;
59	out	cur_time	: mach_timespec_t);
60
61/*
62 *	Get clock attributes.
63 *	Available to all.
64 */
65routine	clock_get_attributes(
66		clock_serv	: clock_serv_t;
67	in	flavor		: clock_flavor_t;
68	out	clock_attr	: clock_attr_t, CountInOut);
69
70/*
71 *	Setup a clock alarm.
72 *	Available to all.
73 */
74routine clock_alarm(
75		clock_serv	: clock_serv_t;
76		alarm_type	: alarm_type_t;
77		alarm_time	: mach_timespec_t;
78                alarm_port      : clock_reply_t =
79			MACH_MSG_TYPE_MAKE_SEND_ONCE|polymorphic);
80
81/* vim: set ft=c : */
82