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Annotation of XNU/osfmk/i386/exec.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * @OSF_COPYRIGHT@
        !            24:  */
        !            25: /* 
        !            26:  * Mach Operating System
        !            27:  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
        !            28:  * All Rights Reserved.
        !            29:  * 
        !            30:  * Permission to use, copy, modify and distribute this software and its
        !            31:  * documentation is hereby granted, provided that both the copyright
        !            32:  * notice and this permission notice appear in all copies of the
        !            33:  * software, derivative works or modified versions, and any portions
        !            34:  * thereof, and that both notices appear in supporting documentation.
        !            35:  * 
        !            36:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            37:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            38:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            39:  * 
        !            40:  * Carnegie Mellon requests users of this software to return to
        !            41:  * 
        !            42:  *  Software Distribution Coordinator  or  [email protected]
        !            43:  *  School of Computer Science
        !            44:  *  Carnegie Mellon University
        !            45:  *  Pittsburgh PA 15213-3890
        !            46:  * 
        !            47:  * any improvements or extensions that they make and grant Carnegie Mellon
        !            48:  * the rights to redistribute these changes.
        !            49:  */
        !            50: /*
        !            51:  */
        !            52: /*
        !            53:  * exec stucture in an a.out file derived from FSF's
        !            54:  * a.out.gnu.h file.
        !            55:  */
        !            56: 
        !            57: #ifndef        _EXEC_
        !            58: #define        _EXEC_  1
        !            59: 
        !            60: /*
        !            61:  * Header prepended to each a.out file.
        !            62:  */
        !            63: struct exec
        !            64: {
        !            65: #ifdef sun
        !            66:     unsigned short  a_machtype; /* machine type */
        !            67:     unsigned short  a_info;    /* Use macros N_MAGIC, etc for access */
        !            68: #else  /* sun */
        !            69:     unsigned long   a_info;    /* Use macros N_MAGIC, etc for access */
        !            70: #endif /* sun */
        !            71:   unsigned long a_text;                /* length of text, in bytes */
        !            72:   unsigned long a_data;                /* length of data, in bytes */
        !            73:   unsigned long a_bss;         /* length of uninitialized data area for file, in bytes */
        !            74:   unsigned long a_syms;                /* length of symbol table data in file, in bytes */
        !            75:   unsigned long a_entry;       /* start address */
        !            76:   unsigned long a_trsize;      /* length of relocation info for text, in bytes */
        !            77:   unsigned long a_drsize;      /* length of relocation info for data, in bytes */
        !            78: };
        !            79: 
        !            80: /* Code indicating object file or impure executable.  */
        !            81: #define OMAGIC 0407
        !            82: /* Code indicating pure executable.  */
        !            83: #define NMAGIC 0410
        !            84: /* Code indicating demand-paged executable.  */
        !            85: #define ZMAGIC 0413
        !            86: 
        !            87: #ifdef sun
        !            88: /* Sun machine types */
        !            89: 
        !            90: #define M_OLDSUN2      0       /* old sun-2 executable files */
        !            91: #define M_68010                1       /* runs on either 68010 or 68020 */
        !            92: #define M_68020                2       /* runs only on 68020 */
        !            93: #endif /* sun */
        !            94: 
        !            95: #endif /* _EXEC_ */

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