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 * Mach Operating System
33 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
34 * All Rights Reserved.
35 *
36 * Permission to use, copy, modify and distribute this software and its
37 * documentation is hereby granted, provided that both the copyright
38 * notice and this permission notice appear in all copies of the
39 * software, derivative works or modified versions, and any portions
40 * thereof, and that both notices appear in supporting documentation.
41 *
42 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
43 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
44 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
45 *
46 * Carnegie Mellon requests users of this software to return to
47 *
48 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
49 *  School of Computer Science
50 *  Carnegie Mellon University
51 *  Pittsburgh PA 15213-3890
52 *
53 * any improvements or extensions that they make and grant Carnegie Mellon
54 * the rights to redistribute these changes.
55 */
56/*
57 */
58/*
59 * exec stucture in an a.out file derived from FSF's
60 * a.out.gnu.h file.
61 */
62
63#ifndef	_EXEC_
64#define	_EXEC_	1
65
66/*
67 * Header prepended to each a.out file.
68 */
69struct exec
70{
71#ifdef	sun
72    unsigned short  a_machtype; /* machine type */
73    unsigned short  a_info;	/* Use macros N_MAGIC, etc for access */
74#else	/* sun */
75    unsigned long   a_info;	/* Use macros N_MAGIC, etc for access */
76#endif	/* sun */
77  unsigned long a_text;		/* length of text, in bytes */
78  unsigned long a_data;		/* length of data, in bytes */
79  unsigned long a_bss;		/* length of uninitialized data area for file, in bytes */
80  unsigned long a_syms;		/* length of symbol table data in file, in bytes */
81  unsigned long a_entry;	/* start address */
82  unsigned long a_trsize;	/* length of relocation info for text, in bytes */
83  unsigned long a_drsize;	/* length of relocation info for data, in bytes */
84};
85
86/* Code indicating object file or impure executable.  */
87#define OMAGIC 0407
88/* Code indicating pure executable.  */
89#define NMAGIC 0410
90/* Code indicating demand-paged executable.  */
91#define ZMAGIC 0413
92
93#ifdef sun
94/* Sun machine types */
95
96#define M_OLDSUN2	0	/* old sun-2 executable files */
97#define M_68010		1	/* runs on either 68010 or 68020 */
98#define M_68020		2	/* runs only on 68020 */
99#endif /* sun */
100
101#endif	/* _EXEC_ */
102