usr/src/cmd/strings/a.out.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  28 /*        All Rights Reserved   */
  29
  30 /*      Copyright (c) 1987, 1988 Microsoft Corporation  */
  31 /*        All Rights Reserved   */
  32
  33 #pragma ident   "%Z%%M% %I%     %E% SMI"
  34
  35 /*
  36  *      <a.out.h> - Object file structure declarations.
  37  */
  38
  39 struct aexec {                          /* a.out header */
  40         unsigned short  xa_magic;       /* magic number */
  41         unsigned short  xa_text;        /* size of text segment */
  42         unsigned short  xa_data;        /* size of initialized data */
  43         unsigned short  xa_bss;         /* size of unitialized data */
  44         unsigned short  xa_syms;        /* size of symbol table */
  45         unsigned short  xa_entry;       /* entry point */
  46         unsigned short  xa_unused;      /* not used */
  47         unsigned short  xa_flag;        /* relocation info stripped */
  48 };
  49
  50
  51 /*
  52  *      Definitions for aexec.xa_magic, OCTAL, obsolete (short).
  53  */
  54
  55 #define FMAGIC          0407    /* normal */
  56 #define NMAGIC          0410    /* pure, shared text */
  57 #define IMAGIC          0411    /* separate I & D */
  58 #define OMAGIC          0405    /* text overlays */
  59 #define ZMAGIC          0413    /* demand load format */
  60
  61 #define A_MAGIC1        FMAGIC
  62 #define A_MAGIC2        NMAGIC
  63 #define A_MAGIC3        IMAGIC
  64 #define A_MAGIC4        OMAGIC
  65
  66 #define ATEXTPOS(ap)    ((long)sizeof (struct aexec))
  67 #define ADATAPOS(ap)    (ATEXTPOS(ap) + (long)(ap)->xa_text)
  68 #define ARTEXTPOS(ap)   (ADATAPOS(ap) + (long)(ap)->xa_data)
  69 #define ARDATAPOS(ap)   (ARTEXTPOS(ap) + ((long)\
  70         ((ap)->xa_flag? 0 : (ap)->xa_text)))
  71 #define ASYMPOS(ap)     (ATEXTPOS(ap) + \
  72         (((ap)->xa_flag? 1L : 2L) * \
  73         ((long)(ap)->xa_text + (long)(ap)->xa_data)))
  74 #define AENDPOS(ap)     (ASYMPOS(ap) + (long)(ap)->xa_syms)