FreeBSD/Linux Kernel Cross Reference
sys/osfmk/i386/exec.h

     /*
      * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
      *
      * @APPLE_LICENSE_HEADER_START@
      * 
      * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
      * 
      * This file contains Original Code and/or Modifications of Original Code
      * as defined in and that are subject to the Apple Public Source License
     * Version 2.0 (the 'License'). You may not use this file except in
     * compliance with the License. Please obtain a copy of the License at
     * http://www.opensource.apple.com/apsl/ and read it before using this
     * file.
     * 
     * The Original Code and all software distributed under the License are
     * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
     * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
     * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
     * Please see the License for the specific language governing rights and
     * limitations under the License.
     * 
     * @APPLE_LICENSE_HEADER_END@
     */
    /*
     * @OSF_COPYRIGHT@
     */
    /* 
     * Mach Operating System
     * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
     * All Rights Reserved.
     * 
     * Permission to use, copy, modify and distribute this software and its
     * documentation is hereby granted, provided that both the copyright
     * notice and this permission notice appear in all copies of the
     * software, derivative works or modified versions, and any portions
     * thereof, and that both notices appear in supporting documentation.
     * 
     * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     * 
     * Carnegie Mellon requests users of this software to return to
     * 
     *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
     *  School of Computer Science
     *  Carnegie Mellon University
     *  Pittsburgh PA 15213-3890
     * 
     * any improvements or extensions that they make and grant Carnegie Mellon
     * the rights to redistribute these changes.
     */
    /*
     */
    /*
     * exec stucture in an a.out file derived from FSF's
     * a.out.gnu.h file.
     */
    
    #ifndef _EXEC_
    #define _EXEC_  1
    
    /*
     * Header prepended to each a.out file.
     */
    struct exec
    {
    #ifdef  sun
        unsigned short  a_machtype; /* machine type */
        unsigned short  a_info;     /* Use macros N_MAGIC, etc for access */
    #else   /* sun */
        unsigned long   a_info;     /* Use macros N_MAGIC, etc for access */
    #endif  /* sun */
      unsigned long a_text;         /* length of text, in bytes */
      unsigned long a_data;         /* length of data, in bytes */
      unsigned long a_bss;          /* length of uninitialized data area for file, in bytes */
      unsigned long a_syms;         /* length of symbol table data in file, in bytes */
      unsigned long a_entry;        /* start address */
      unsigned long a_trsize;       /* length of relocation info for text, in bytes */
      unsigned long a_drsize;       /* length of relocation info for data, in bytes */
    };
    
    /* Code indicating object file or impure executable.  */
    #define OMAGIC 0407
    /* Code indicating pure executable.  */
    #define NMAGIC 0410
    /* Code indicating demand-paged executable.  */
    #define ZMAGIC 0413
    
    #ifdef sun
    /* Sun machine types */
    
    #define M_OLDSUN2       0       /* old sun-2 executable files */
    #define M_68010         1       /* runs on either 68010 or 68020 */
    #define M_68020         2       /* runs only on 68020 */
    #endif /* sun */
    
    #endif  /* _EXEC_ */

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