arch/all-pc/boot/grub2-aros/include/grub/aout.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2008  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 /*-
  20  * Copyright (c) 1992, 1993
  21  *      The Regents of the University of California.  All rights reserved.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the above copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 4. Neither the name of the University nor the names of its contributors
  32  *    may be used to endorse or promote products derived from this software
  33  *    without specific prior written permission.
  34  *
  35  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  36  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  37  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  38  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  39  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  40  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  41  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  42  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  43  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  44  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  45  * SUCH DAMAGE.
  46  *
  47  *      from: @(#)exec.h        8.1 (Berkeley) 6/11/93
  48  * $FreeBSD$
  49  */
  50
  51 #ifndef GRUB_AOUT_HEADER
  52 #define GRUB_AOUT_HEADER 1
  53
  54 #include <grub/types.h>
  55
  56 struct grub_aout32_header
  57 {
  58   grub_uint32_t a_midmag;       /* htonl(flags<<26 | mid<<16 | magic) */
  59   grub_uint32_t a_text;         /* text segment size */
  60   grub_uint32_t a_data;         /* initialized data size */
  61   grub_uint32_t a_bss;          /* uninitialized data size */
  62   grub_uint32_t a_syms;         /* symbol table size */
  63   grub_uint32_t a_entry;        /* entry point */
  64   grub_uint32_t a_trsize;       /* text relocation size */
  65   grub_uint32_t a_drsize;       /* data relocation size */
  66 };
  67
  68 struct grub_aout64_header
  69 {
  70   grub_uint32_t a_midmag;       /* htonl(flags<<26 | mid<<16 | magic) */
  71   grub_uint64_t a_text;         /* text segment size */
  72   grub_uint64_t a_data;         /* initialized data size */
  73   grub_uint64_t a_bss;          /* uninitialized data size */
  74   grub_uint64_t a_syms;         /* symbol table size */
  75   grub_uint64_t a_entry;        /* entry point */
  76   grub_uint64_t a_trsize;       /* text relocation size */
  77   grub_uint64_t a_drsize;       /* data relocation size */
  78 };
  79
  80 union grub_aout_header
  81 {
  82   struct grub_aout32_header aout32;
  83   struct grub_aout64_header aout64;
  84 };
  85
  86 #define AOUT_TYPE_NONE          0
  87 #define AOUT_TYPE_AOUT32        1
  88 #define AOUT_TYPE_AOUT64        6
  89
  90 #define AOUT32_OMAGIC           0x107   /* 0407 old impure format */
  91 #define AOUT32_NMAGIC           0x108   /* 0410 read-only text */
  92 #define AOUT32_ZMAGIC           0x10b   /* 0413 demand load format */
  93 #define AOUT32_QMAGIC           0xcc    /* 0314 "compact" demand load format */
  94
  95 #define AOUT64_OMAGIC           0x1001
  96 #define AOUT64_ZMAGIC           0x1002
  97 #define AOUT64_NMAGIC           0x1003
  98
  99 #define AOUT_MID_ZERO           0       /* unknown - implementation dependent */
 100 #define AOUT_MID_SUN010         1       /* sun 68010/68020 binary */
 101 #define AOUT_MID_SUN020         2       /* sun 68020-only binary */
 102 #define AOUT_MID_I386           134     /* i386 BSD binary */
 103 #define AOUT_MID_SPARC          138     /* sparc */
 104 #define AOUT_MID_HP200          200     /* hp200 (68010) BSD binary */
 105 #define AOUT_MID_SUN            0x103
 106 #define AOUT_MID_HP300          300     /* hp300 (68020+68881) BSD binary */
 107 #define AOUT_MID_HPUX           0x20C   /* hp200/300 HP-UX binary */
 108 #define AOUT_MID_HPUX800        0x20B   /* hp800 HP-UX binary */
 109
 110 #define AOUT_FLAG_PIC           0x10    /* contains position independent code */
 111 #define AOUT_FLAG_DYNAMIC       0x20    /* contains run-time link-edit info */
 112 #define AOUT_FLAG_DPMASK        0x30    /* mask for the above */
 113
 114 #define AOUT_GETMAGIC(header) ((header).a_midmag & 0xffff)
 115 #define AOUT_GETMID(header) ((header).a_midmag >> 16) & 0x03ff)
 116 #define AOUT_GETFLAG(header) ((header).a_midmag >> 26) & 0x3f)
 117
 118 #ifndef GRUB_UTIL
 119
 120 int EXPORT_FUNC(grub_aout_get_type) (union grub_aout_header *header);
 121
 122 grub_err_t EXPORT_FUNC(grub_aout_load) (grub_file_t file, int offset,
 123                                         void *load_addr, int load_size,
 124                                         grub_size_t bss_size);
 125
 126 #endif
 127
 128 #endif /* ! GRUB_AOUT_HEADER */