osfmk/mach/clock.defs

   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
  37 subsystem
  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  */
  57 routine 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  */
  65 routine 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  */
  74 routine 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 : */