bfd/libcoff.h

   1 /* Copyright (C) 1990, 1991 Free Software Foundation, Inc.
   2
   3 This file is part of BFD, the Binary File Diddler.
   4
   5 BFD 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 1, or (at your option)
   8 any later version.
   9
  10 BFD 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 BFD; see the file COPYING.  If not, write to
  17 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  18
  19 /* $Id$ */
  20
  21 /* BFD COFF object file private structure.  */
  22
  23 /* Object file tdata; access macros */
  24
  25 #define obj_icof(bfd)           ((struct icofdata *) ((bfd)->tdata))
  26 #define coff_data(bfd)          ((struct icofdata *) ((bfd)->tdata))
  27 #define exec_hdr(bfd)           (obj_icof(bfd)->hdr)
  28 #define obj_symbols(bfd)        (obj_icof(bfd)->symbols)
  29 #define obj_sym_filepos(bfd)    (obj_icof(bfd)->sym_filepos)
  30
  31 #define obj_relocbase(bfd)      (obj_icof(bfd)->relocbase)
  32 #define obj_raw_syments(bfd)    (obj_icof(bfd)->raw_syments)
  33 #define obj_convert(bfd)        (obj_icof(bfd)->conversion_table)
  34 #define obj_symbol_slew(bfd)    (obj_icof(bfd)->symbol_index_slew)
  35 #define obj_string_table(bfd)   (obj_icof(bfd)->string_table)
  36
  37 typedef struct {
  38   asymbol symbol;
  39   struct syment *native;
  40   struct lineno_cache_entry *lineno;
  41 } coff_symbol_type;
  42
  43 typedef struct icofdata
  44 {
  45   struct aouthdr hdr;           /* exec file header */
  46   coff_symbol_type  *symbols;   /* symtab for input bfd */
  47   unsigned int *conversion_table;
  48   file_ptr sym_filepos;
  49
  50   long symbol_index_slew;       /* used during read to mark whether a
  51                                    C_FILE symbol as been added. */
  52
  53   struct syment *raw_syments;
  54   struct lineno *raw_linenos;
  55   unsigned int raw_syment_count;
  56   char *string_table;
  57   unsigned short flags;
  58   /* These are only valid once writing has begun */
  59   long int relocbase;
  60 } coff_data_type;
  61
  62 /* We take the address of the first element of a asymbol to ensure that the
  63  * macro is only ever applied to an asymbol.  */
  64 #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
  65
  66
  67 /* Generic COFF swapping routines -- also used by GDB.  */
  68 PROTO (void, bfd_coff_swap_sym, (bfd *, SYMENT *));
  69 PROTO (void, bfd_coff_swap_aux, (bfd *, AUXENT *, int, int));
  70 PROTO (void, bfd_coff_swap_lineno, (bfd *, LINENO *));