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