bfd/libieee.h

   1 /* IEEE-695 object file formats:  definitions internal to BFD.
   2    Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
   3    Written by Cygnus Support.  Mostly Steve Chamberlain's fault.
   4
   5 This file is part of BFD, the Binary File Descriptor library.
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program; if not, write to the Free Software
  19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20
  21 typedef struct {
  22   unsigned int index:24;
  23   char letter;
  24 } ieee_symbol_index_type;
  25
  26 typedef struct ct {
  27   bfd *this;
  28   struct ct *next;
  29 } bfd_chain_type;
  30
  31 typedef struct ieee_symbol
  32 {
  33   asymbol symbol;
  34   struct ieee_symbol *next;
  35
  36   unsigned int index;
  37 } ieee_symbol_type;
  38
  39
  40 typedef struct ieee_reloc {
  41   arelent relent;
  42   struct ieee_reloc *next;
  43   ieee_symbol_index_type symbol;
  44
  45 } ieee_reloc_type;
  46
  47 #define ieee_symbol(x) ((ieee_symbol_type *)(x))
  48
  49 typedef struct ieee_per_section
  50 {
  51   asection *section;
  52   bfd_byte *data;
  53   bfd_vma offset;
  54   bfd_vma pc;
  55   /* For output */
  56   file_ptr current_pos;
  57   unsigned int current_byte;
  58   boolean initialized;
  59   ieee_reloc_type **reloc_tail_ptr;
  60 } ieee_per_section_type;
  61
  62 #define ieee_per_section(x) ((ieee_per_section_type *)((x)->used_by_bfd))
  63
  64 typedef struct {
  65   unsigned  char *input_p;
  66   unsigned char *first_byte;
  67   bfd *abfd;
  68 } common_header_type ;
  69
  70 typedef struct ieee_data_struct
  71 {
  72   common_header_type h;
  73   boolean read_symbols;
  74   boolean read_data;
  75   file_ptr output_cursor;
  76   /* Map of section indexes to section ptrs */
  77   asection **section_table;
  78   unsigned int section_table_size;
  79   ieee_address_descriptor_type ad;
  80   ieee_module_begin_type mb;
  81   ieee_w_variable_type w;
  82
  83   unsigned int section_count;
  84
  85   unsigned int map_idx;
  86   /* List of GLOBAL EXPORT symbols */
  87   ieee_symbol_type *external_symbols;
  88   /* List of UNDEFINED symbols */
  89   ieee_symbol_type *external_reference;
  90
  91   /* When the symbols have been canonicalized, they are in a
  92     * special order, we remember various bases here.. */
  93   unsigned int external_symbol_max_index;
  94   unsigned int external_symbol_min_index;
  95   unsigned int external_symbol_count;
  96   int external_symbol_base_offset;
  97
  98   unsigned int external_reference_max_index;
  99   unsigned int external_reference_min_index;
 100   unsigned int external_reference_count;
 101   int external_reference_base_offset;
 102
 103
 104   boolean symbol_table_full;
 105
 106
 107 boolean done_debug;
 108
 109
 110 bfd_chain_type *chain_head;
 111 bfd_chain_type *chain_root;
 112
 113 } ieee_data_type;
 114
 115 typedef struct {
 116   file_ptr file_offset;
 117   bfd *abfd;
 118 } ieee_ar_obstack_type;
 119
 120 typedef struct ieee_ar_data_struct
 121 {
 122   common_header_type h;
 123   ieee_ar_obstack_type *elements;
 124
 125   unsigned  int element_index ;
 126   unsigned int element_count;
 127
 128 } ieee_ar_data_type;
 129
 130 #define IEEE_DATA(abfd) ((abfd)->tdata.ieee_data)
 131 #define IEEE_AR_DATA(abfd) ((abfd)->tdata.ieee_ar_data)
 132
 133 #define ptr(abfd) (ieee_data(abfd)->input_p)