-/* Copyright (C) 1990, 1991 Free Software Foundation, Inc.
+/* BFD COFF object file private structure.
+ Copyright (C) 1990-1991 Free Software Foundation, Inc.
+ Written by Cygnus Support.
-This file is part of BFD, the Binary File Diddler.
+This file is part of BFD, the Binary File Descriptor library.
-BFD is free software; you can redistribute it and/or modify
+This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 1, or (at your option)
-any later version.
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
-BFD is distributed in the hope that it will be useful,
+This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with BFD; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-/* $Id$ */
-
-/* BFD COFF object file private structure. */
/* Object file tdata; access macros */
-#define obj_icof(bfd) ((struct icofdata *) ((bfd)->tdata))
-#define coff_data(bfd) ((struct icofdata *) ((bfd)->tdata))
-#define exec_hdr(bfd) (obj_icof(bfd)->hdr)
-#define obj_symbols(bfd) (obj_icof(bfd)->symbols)
-#define obj_sym_filepos(bfd) (obj_icof(bfd)->sym_filepos)
+#define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
+#define exec_hdr(bfd) (coff_data(bfd)->hdr)
+#define obj_symbols(bfd) (coff_data(bfd)->symbols)
+#define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
-#define obj_relocbase(bfd) (obj_icof(bfd)->relocbase)
-#define obj_raw_syments(bfd) (obj_icof(bfd)->raw_syments)
-#define obj_convert(bfd) (obj_icof(bfd)->conversion_table)
-#define obj_symbol_slew(bfd) (obj_icof(bfd)->symbol_index_slew)
-#define obj_string_table(bfd) (obj_icof(bfd)->string_table)
+#define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
+#define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
+#define obj_convert(bfd) (coff_data(bfd)->conversion_table)
+#if CFILE_STUFF
+#define obj_symbol_slew(bfd) (coff_data(bfd)->symbol_index_slew)
+#else
+#define obj_symbol_slew(bfd) 0
+#endif
-typedef struct {
- asymbol symbol;
- struct syment *native;
- struct lineno_cache_entry *lineno;
-} coff_symbol_type;
-typedef struct icofdata
+/* `Tdata' information kept for COFF files. */
+
+typedef struct coff_tdata
{
- struct aouthdr hdr; /* exec file header */
- coff_symbol_type *symbols; /* symtab for input bfd */
+ struct coff_symbol_struct *symbols; /* symtab for input bfd */
unsigned int *conversion_table;
file_ptr sym_filepos;
long symbol_index_slew; /* used during read to mark whether a
C_FILE symbol as been added. */
- struct syment *raw_syments;
+ struct coff_ptr_struct *raw_syments;
struct lineno *raw_linenos;
unsigned int raw_syment_count;
- char *string_table;
unsigned short flags;
+
/* These are only valid once writing has begun */
long int relocbase;
+
+ /* These members communicate important constants about the symbol table
+ to GDB's symbol-reading code. These `constants' unfortunately vary
+ from coff implementation to implementation... */
+ unsigned local_n_btmask;
+ unsigned local_n_btshft;
+ unsigned local_n_tmask;
+ unsigned local_n_tshift;
+ unsigned local_symesz;
+ unsigned local_auxesz;
+ unsigned local_linesz;
} coff_data_type;
/* We take the address of the first element of a asymbol to ensure that the
#define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
-/* Generic COFF swapping routines -- also used by GDB. */
-PROTO (void, bfd_coff_swap_sym, (bfd *, SYMENT *));
-PROTO (void, bfd_coff_swap_aux, (bfd *, AUXENT *, int, int));
-PROTO (void, bfd_coff_swap_lineno, (bfd *, LINENO *));
+
+/* And more taken from the source .. */
+
+typedef struct coff_ptr_struct
+{
+
+ /* Remembers the offset from the first symbol in the file for
+ this symbol. Generated by coff_renumber_symbols. */
+unsigned int offset;
+
+ /* Should the tag field of this symbol be renumbered.
+ Created by coff_pointerize_aux. */
+char fix_tag;
+
+ /* Should the endidx field of this symbol be renumbered.
+ Created by coff_pointerize_aux. */
+char fix_end;
+
+ /* The container for the symbol structure as read and translated
+ from the file. */
+
+union {
+ union internal_auxent auxent;
+ struct internal_syment syment;
+ } u;
+} combined_entry_type;
+
+
+ /* Each canonical asymbol really looks like this: */
+
+typedef struct coff_symbol_struct
+{
+ /* The actual symbol which the rest of BFD works with */
+ asymbol symbol;
+
+ /* A pointer to the hidden information for this symbol */
+ combined_entry_type *native;
+
+ /* A pointer to the linenumber information for this symbol */
+ struct lineno_cache_entry *lineno;
+ boolean done_lineno;
+} coff_symbol_type;
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