162 lines
3.7 KiB
C
162 lines
3.7 KiB
C
/* BFD COFF object file private structure.
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Copyright (C) 1990-1991 Free Software Foundation, Inc.
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Written by Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* $Id$ */
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/* Object file tdata; access macros */
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#define obj_icof(bfd) ((struct icofdata *) ((bfd)->tdata))
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#define coff_data(bfd) ((struct icofdata *) ((bfd)->tdata))
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#define exec_hdr(bfd) (obj_icof(bfd)->hdr)
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#define obj_symbols(bfd) (obj_icof(bfd)->symbols)
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#define obj_sym_filepos(bfd) (obj_icof(bfd)->sym_filepos)
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#define obj_relocbase(bfd) (obj_icof(bfd)->relocbase)
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#define obj_raw_syments(bfd) (obj_icof(bfd)->raw_syments)
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#define obj_convert(bfd) (obj_icof(bfd)->conversion_table)
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#if CFILE_STUFF
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#define obj_symbol_slew(bfd) (obj_icof(bfd)->symbol_index_slew)
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#else
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#define obj_symbol_slew(bfd) 0
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#endif
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#define obj_string_table(bfd) (obj_icof(bfd)->string_table)
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#if 0
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typedef struct coff_ptr_struct
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{
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unsigned int offset;
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char fix_tag;
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char fix_end;
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union {
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union internal_auxent auxent;
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struct internal_syment syment;
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} u;
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} combined_entry_type;
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typedef struct
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{
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asymbol symbol;
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combined_entry_type *native;
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struct lineno_cache_entry *lineno;
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} coff_symbol_type;
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#endif
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typedef struct icofdata
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{
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struct coff_symbol_struct *symbols; /* symtab for input bfd */
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unsigned int *conversion_table;
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file_ptr sym_filepos;
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long symbol_index_slew; /* used during read to mark whether a
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C_FILE symbol as been added. */
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struct coff_ptr_struct *raw_syments;
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struct lineno *raw_linenos;
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unsigned int raw_syment_count;
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char *string_table;
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unsigned short flags;
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/* These are only valid once writing has begun */
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long int relocbase;
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} coff_data_type;
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/* We take the address of the first element of a asymbol to ensure that the
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* macro is only ever applied to an asymbol. */
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#define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
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/*THE FOLLOWING IS EXTRACTED FROM THE SOURCE*/
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/* FROM coffcode.h*/
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/* ------------------------------START FROM coffcode.h
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The hidden information for an asymbol is:
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*/
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typedef struct coff_ptr_struct
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{
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/*
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Remembers the offset from the first symbol in the file for this
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symbol. Generated by @code{coff_renumber_symbols}.
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*/
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unsigned int offset;
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/*
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Should the tag field of this symbol be renumbered.
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Created by @code{coff_pointerize_aux}.
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*/
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char fix_tag;
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/*
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Should the endidx field of this symbol be renumbered.
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Created by @code{coff_pointerize_aux}.
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*/
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char fix_end;
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/*
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The container for the symbol structure as read and translated from the file.
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*/
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union {
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union internal_auxent auxent;
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struct internal_syment syment;
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} u;
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} combined_entry_type;
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/*
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Each canonical asymbol really looks like this:
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*/
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typedef struct coff_symbol_struct
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{
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/*
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The actual symbol which the rest of BFD works with
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*/
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asymbol symbol;
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/*
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A pointer to the hidden information for this symbol
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*/
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combined_entry_type *native;
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/*
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A pointer to the linenumber information for this symbol
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*/
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struct lineno_cache_entry *lineno;
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} coff_symbol_type;
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/*
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--------------------------------END FROM coffcode.h*/
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