osfmk/mach/alert.h

   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_FREE_COPYRIGHT@
  30  */
  31 /*
  32  * HISTORY
  33  *
  34  * Revision 1.1.1.1  1998/09/22 21:05:31  wsanchez
  35  * Import of Mac OS X kernel (~semeria)
  36  *
  37  * Revision 1.1.1.1  1998/03/07 02:25:45  wsanchez
  38  * Import of OSF Mach kernel (~mburg)
  39  *
  40  * Revision 1.1.5.2  1995/01/18  18:35:06  ezf
  41  *      updated Utah CR notice
  42  *      [1995/01/18  18:30:38  ezf]
  43  *
  44  * Revision 1.1.5.1  1994/09/23  02:33:53  ezf
  45  *      change marker to not FREE
  46  *      [1994/09/22  21:38:56  ezf]
  47  *
  48  * Revision 1.1.2.1  1994/01/12  17:56:03  dwm
  49  *      Coloc: initial restructuring to follow Utah model.
  50  *      Alert bit definitions
  51  *      [1994/01/12  17:30:19  dwm]
  52  *
  53  * $EndLog$
  54  */
  55 /*
  56  * Copyright (c) 1993 The University of Utah and
  57  * the Computer Systems Laboratory (CSL).  All rights reserved.
  58  *
  59  * Permission to use, copy, modify and distribute this software and its
  60  * documentation is hereby granted, provided that both the copyright
  61  * notice and this permission notice appear in all copies of the
  62  * software, derivative works or modified versions, and any portions
  63  * thereof, and that both notices appear in supporting documentation.
  64  *
  65  * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
  66  * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
  67  * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  68  *
  69  * CSL requests users of this software to return to csl-dist@cs.utah.edu any
  70  * improvements that they make and grant CSL redistribution rights.
  71  *
  72  */
  73
  74 #ifndef _MACH_ALERT_H_
  75 #define _MACH_ALERT_H_
  76
  77 #define ALERT_BITS      32      /* Minimum; more may actually be available */
  78
  79 /* Request to abort _all_ operations */
  80 #define ALERT_ABORT_STRONG      0x00000001
  81
  82 /* Request to abort restartable operations */
  83 #define ALERT_ABORT_SAFE        0x00000002
  84
  85 /* User-defined alert bits */
  86 #define ALERT_USER              0xffff0000
  87
  88 #endif  /* _MACH_ALERT_H_ */