1 /* BFD COFF object file private structure.
2 Copyright (C) 1990-1991 Free Software Foundation, Inc.
3 Written by Cygnus Support.
5 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
22 /* Object file tdata; access macros */
24 #define coff_data(bfd) ((coff_data_type *) ((bfd)->tdata))
25 #define exec_hdr(bfd) (coff_data(bfd)->hdr)
26 #define obj_symbols(bfd) (coff_data(bfd)->symbols)
27 #define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
29 #define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
30 #define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
31 #define obj_convert(bfd) (coff_data(bfd)->conversion_table)
33 #define obj_symbol_slew(bfd) (coff_data(bfd)->symbol_index_slew)
35 #define obj_symbol_slew(bfd) 0
39 typedef struct coff_ptr_struct
45 union internal_auxent auxent;
46 struct internal_syment syment;
48 } combined_entry_type;
54 combined_entry_type *native;
55 struct lineno_cache_entry *lineno;
59 /* `Tdata' information kept for COFF files. */
61 typedef struct coff_tdata
63 struct coff_symbol_struct *symbols; /* symtab for input bfd */
64 unsigned int *conversion_table;
67 long symbol_index_slew; /* used during read to mark whether a
68 C_FILE symbol as been added. */
70 struct coff_ptr_struct *raw_syments;
71 struct lineno *raw_linenos;
72 unsigned int raw_syment_count;
75 /* These are only valid once writing has begun */
78 /* These members communicate important constants about the symbol table
79 to GDB's symbol-reading code. These `constants' unfortunately vary
80 from coff implementation to implementation... */
81 unsigned local_n_btmask;
82 unsigned local_n_btshft;
83 unsigned local_n_tmask;
84 unsigned local_n_tshift;
85 unsigned local_symesz;
86 unsigned local_auxesz;
87 unsigned local_linesz;
90 /* We take the address of the first element of a asymbol to ensure that the
91 * macro is only ever applied to an asymbol. */
92 #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
96 /*THE FOLLOWING IS EXTRACTED FROM THE SOURCE*/
99 typedef struct coff_ptr_struct
105 union internal_auxent auxent;
106 struct internal_syment syment;
108 } combined_entry_type;
109 typedef struct coff_symbol_struct
112 combined_entry_type *native;
113 struct lineno_cache_entry *lineno;