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1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
8ad349bb 4 * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
1c79356b 5 *
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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
10 * License may not be used to create, or enable the creation or
11 * redistribution of, unlawful or unlicensed copies of an Apple operating
12 * system, or to circumvent, violate, or enable the circumvention or
13 * violation of, any terms of an Apple operating system software license
14 * agreement.
15 *
16 * Please obtain a copy of the License at
17 * http://www.opensource.apple.com/apsl/ and read it before using this
18 * file.
19 *
20 * The Original Code and all software distributed under the License are
21 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
22 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
23 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
25 * Please see the License for the specific language governing rights and
26 * limitations under the License.
27 *
28 * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
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29 */
30/*
31 * @OSF_COPYRIGHT@
32 */
33/*
34 * File: mach/clock.defs
35 * Purpose: Kernel clock subsystem definitions. This
36 * file defines the clock request interface.
37 */
38
39subsystem
40#if KERNEL_SERVER
41 KernelServer
42#endif /* KERNEL_SERVER */
43 clock 1000;
44
45#include <mach/std_types.defs>
46#include <mach/mach_types.defs>
47#include <mach/clock_types.defs>
48
49/*
50 * References to clock objects are returned by:
51 * host_get_clock_service(host_t,...)
52 * host_get_clock_control(host_priv_t,...) - Priviledged subclass
53 */
54
55/*
56 * Get the clock time.
57 * Available to all.
58 */
59routine clock_get_time(
60 clock_serv : clock_serv_t;
61 out cur_time : mach_timespec_t);
62
63/*
64 * Get clock attributes.
65 * Available to all.
66 */
67routine clock_get_attributes(
68 clock_serv : clock_serv_t;
69 in flavor : clock_flavor_t;
70 out clock_attr : clock_attr_t, CountInOut);
71
72/*
73 * Setup a clock alarm.
74 * Available to all.
75 */
76routine clock_alarm(
77 clock_serv : clock_serv_t;
78 alarm_type : alarm_type_t;
79 alarm_time : mach_timespec_t;
80 alarm_port : clock_reply_t =
81 MACH_MSG_TYPE_MAKE_SEND_ONCE|polymorphic);