include/coff/i386.h

   1 /* coff information for Intel 386/486.
   2
   3    Copyright 2001, 2009, 2010 Free Software Foundation, Inc.
   4
   5    This program 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    This program 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 this program; if not, write to the Free Software
  17    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  18    MA 02110-1301, USA.  */
  19
  20 #define L_LNNO_SIZE 2
  21 #define INCLUDE_COMDAT_FIELDS_IN_AUXENT
  22 #include "coff/external.h"
  23
  24 #define COFF_PAGE_SIZE  0x1000
  25
  26 /* Bits for f_flags:
  27         F_RELFLG        Relocation info stripped from file
  28         F_EXEC          File is executable (no unresolved external references)
  29         F_LNNO          Line numbers stripped from file
  30         F_LSYMS         Local symbols stripped from file
  31         F_AR32WR        File has byte ordering of an AR32WR machine (e.g. vax).  */
  32
  33 #define F_RELFLG        (0x0001)
  34 #define F_EXEC          (0x0002)
  35 #define F_LNNO          (0x0004)
  36 #define F_LSYMS         (0x0008)
  37
  38 #define I386MAGIC       0x14c
  39 #define I386PTXMAGIC    0x154
  40 #define I386AIXMAGIC    0x175
  41
  42 /* This is Lynx's all-platform magic number for executables.  */
  43
  44 #define LYNXCOFFMAGIC   0415
  45
  46 #define I386BADMAG(x) (  ((x).f_magic != I386MAGIC) \
  47                        && (x).f_magic != I386AIXMAGIC \
  48                        && (x).f_magic != I386PTXMAGIC \
  49                        && (x).f_magic != LYNXCOFFMAGIC)
  50
  51 #define OMAGIC          0404    /* Object files, eg as output.  */
  52 #define ZMAGIC          0413    /* Demand load format, eg normal ld output.  */
  53 #define STMAGIC         0401    /* Target shlib.  */
  54 #define SHMAGIC         0443    /* Host shlib.  */
  55
  56 /* Define some NT default values.  */
  57 /*  #define NT_IMAGE_BASE        0x400000 moved to internal.h */
  58 #define NT_SECTION_ALIGNMENT 0x1000
  59 #define NT_FILE_ALIGNMENT    0x200
  60 #define NT_DEF_RESERVE       0x100000
  61 #define NT_DEF_COMMIT        0x1000
  62
  63 /* Relocation directives.  */
  64
  65 struct external_reloc
  66 {
  67   char r_vaddr[4];
  68   char r_symndx[4];
  69   char r_type[2];
  70 };
  71
  72 #define RELOC struct external_reloc
  73 #define RELSZ 10
  74