xref: /xnu-8020.101.4/osfmk/arm/machlimits.h (revision e7776783b89a353188416a9a346c6cdb4928faad)
1 /*
2  * Copyright (c) 2007 Apple 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  * HISTORY
33  *
34  * Revision 1.1.1.1  1998/09/22 21:05:41  wsanchez
35  * Import of Mac OS X kernel (~semeria)
36  *
37  * Revision 1.1.1.1  1998/03/07 02:26:02  wsanchez
38  * Import of OSF Mach kernel (~mburg)
39  *
40  * Revision 1.1.2.1  1996/12/09  16:55:05  stephen
41  *      nmklinux_1.0b3_shared into pmk1.1
42  *      New file based on hp_pa
43  *      [1996/12/09  11:09:22  stephen]
44  *
45  * $EndLog$
46  */
47 /*
48  * Copyright (c) 1988 The Regents of the University of California.
49  * All rights reserved.
50  *
51  * Redistribution and use in source and binary forms are permitted
52  * provided that the above copyright notice and this paragraph are
53  * duplicated in all such forms and that any documentation,
54  * advertising materials, and other materials related to such
55  * distribution and use acknowledge that the software was developed
56  * by the University of California, Berkeley.  The name of the
57  * University may not be used to endorse or promote products derived
58  * from this software without specific prior written permission.
59  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
60  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
61  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
62  *
63  *	@(#)machlimits.h	7.1 (Berkeley) 2/15/89
64  */
65 #ifndef _MACH_MACHLIMITS_H_
66 #define _MACH_MACHLIMITS_H_
67 
68 #define CHAR_BIT        8               /* number of bits in a char */
69 
70 #define SCHAR_MAX       127             /* max value for a signed char */
71 #define SCHAR_MIN       (-128)          /* min value for a signed char */
72 
73 #define UCHAR_MAX       255U            /* max value for an unsigned char */
74 #define CHAR_MAX        127             /* max value for a char */
75 #define CHAR_MIN        (-128)          /* min value for a char */
76 
77 #define USHRT_MAX       65535U          /* max value for an unsigned short */
78 #define SHRT_MAX        32767           /* max value for a short */
79 #define SHRT_MIN        (-32768)        /* min value for a short */
80 
81 #define UINT_MAX        0xFFFFFFFFU     /* max value for an unsigned int */
82 #define INT_MAX         2147483647      /* max value for an int */
83 #define INT_MIN         (-2147483647-1) /* min value for an int */
84 
85 #ifdef __LP64__
86 #define ULONG_MAX       0xffffffffffffffffUL    /* max unsigned long */
87 #define LONG_MAX        0x7fffffffffffffffL     /* max signed long */
88 #define LONG_MIN        (-0x7fffffffffffffffL-1)/* min signed long */
89 #else /* !__LP64__ */
90 #define ULONG_MAX       0xffffffffUL            /* max value for an unsigned long */
91 #define LONG_MAX        2147483647L             /* max value for a long */
92 #define LONG_MIN        (-2147483647L-1)        /* min value for a long */
93 #endif /* __LP64__ */
94 
95 /* Must be at least two, for internationalization (NLS/KJI) */
96 #define MB_LEN_MAX      4               /* multibyte characters */
97 
98 #endif /* _MACH_MACHLIMITS_H_ */
99