mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 19:23:33 +08:00
162 lines
3.7 KiB
C
162 lines
3.7 KiB
C
/* 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 Descriptor library.
|
|
|
|
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 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
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 this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
/* $Id$ */
|
|
|
|
/* 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 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)
|
|
#if CFILE_STUFF
|
|
#define obj_symbol_slew(bfd) (obj_icof(bfd)->symbol_index_slew)
|
|
#else
|
|
#define obj_symbol_slew(bfd) 0
|
|
#endif
|
|
#define obj_string_table(bfd) (obj_icof(bfd)->string_table)
|
|
|
|
#if 0
|
|
typedef struct coff_ptr_struct
|
|
{
|
|
unsigned int offset;
|
|
char fix_tag;
|
|
char fix_end;
|
|
union {
|
|
union internal_auxent auxent;
|
|
struct internal_syment syment;
|
|
} u;
|
|
} combined_entry_type;
|
|
|
|
|
|
typedef struct
|
|
{
|
|
asymbol symbol;
|
|
combined_entry_type *native;
|
|
struct lineno_cache_entry *lineno;
|
|
} coff_symbol_type;
|
|
#endif
|
|
|
|
typedef struct icofdata
|
|
{
|
|
|
|
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 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;
|
|
} coff_data_type;
|
|
|
|
/* We take the address of the first element of a asymbol to ensure that the
|
|
* macro is only ever applied to an asymbol. */
|
|
#define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
|
|
|
|
|
|
|
|
/*THE FOLLOWING IS EXTRACTED FROM THE SOURCE*/
|
|
|
|
/* FROM coffcode.h*/
|
|
/* ------------------------------START FROM coffcode.h
|
|
|
|
The hidden information for an asymbol is:
|
|
*/
|
|
|
|
typedef struct coff_ptr_struct
|
|
{
|
|
|
|
/*
|
|
Remembers the offset from the first symbol in the file for this
|
|
symbol. Generated by @code{coff_renumber_symbols}.
|
|
*/
|
|
|
|
unsigned int offset;
|
|
|
|
/*
|
|
Should the tag field of this symbol be renumbered.
|
|
Created by @code{coff_pointerize_aux}.
|
|
*/
|
|
|
|
char fix_tag;
|
|
|
|
/*
|
|
Should the endidx field of this symbol be renumbered.
|
|
Created by @code{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;
|
|
} coff_symbol_type;
|
|
|
|
/*
|
|
|
|
--------------------------------END FROM coffcode.h*/
|
|
|
|
|
|
|