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1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
43866e37 6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
1c79356b 7 *
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8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
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22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25/*
26 * @OSF_COPYRIGHT@
27 */
28/*
29 * File: mach/clock.defs
30 * Purpose: Kernel clock subsystem definitions. This
31 * file defines the clock request interface.
32 */
33
34subsystem
35#if KERNEL_SERVER
36 KernelServer
37#endif /* KERNEL_SERVER */
38 clock 1000;
39
40#include <mach/std_types.defs>
41#include <mach/mach_types.defs>
42#include <mach/clock_types.defs>
43
44/*
45 * References to clock objects are returned by:
46 * host_get_clock_service(host_t,...)
47 * host_get_clock_control(host_priv_t,...) - Priviledged subclass
48 */
49
50/*
51 * Get the clock time.
52 * Available to all.
53 */
54routine clock_get_time(
55 clock_serv : clock_serv_t;
56 out cur_time : mach_timespec_t);
57
58/*
59 * Get clock attributes.
60 * Available to all.
61 */
62routine clock_get_attributes(
63 clock_serv : clock_serv_t;
64 in flavor : clock_flavor_t;
65 out clock_attr : clock_attr_t, CountInOut);
66
67/*
68 * Setup a clock alarm.
69 * Available to all.
70 */
71routine clock_alarm(
72 clock_serv : clock_serv_t;
73 alarm_type : alarm_type_t;
74 alarm_time : mach_timespec_t;
75 alarm_port : clock_reply_t =
76 MACH_MSG_TYPE_MAKE_SEND_ONCE|polymorphic);