1993-01-09 05:11:21 +08:00
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/* 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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/* Object file tdata; access macros */
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#define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
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#define exec_hdr(bfd) (coff_data(bfd)->hdr)
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#define obj_symbols(bfd) (coff_data(bfd)->symbols)
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#define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
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#define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
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#define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
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#define obj_convert(bfd) (coff_data(bfd)->conversion_table)
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#define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
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#if CFILE_STUFF
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#define obj_symbol_slew(bfd) (coff_data(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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/* `Tdata' information kept for COFF files. */
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typedef struct coff_tdata
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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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int conv_table_size;
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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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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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/* These members communicate important constants about the symbol table
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to GDB's symbol-reading code. These `constants' unfortunately vary
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from coff implementation to implementation... */
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unsigned local_n_btmask;
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unsigned local_n_btshft;
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unsigned local_n_tmask;
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unsigned local_n_tshift;
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unsigned local_symesz;
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unsigned local_auxesz;
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unsigned local_linesz;
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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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/* Functions in coffgen.c. */
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extern bfd_target *coff_object_p PARAMS ((bfd *));
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extern struct sec *coff_section_from_bfd_index PARAMS ((bfd *, int));
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extern unsigned int coff_get_symtab_upper_bound PARAMS ((bfd *));
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extern unsigned int coff_get_symtab PARAMS ((bfd *, asymbol **));
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extern void coff_count_linenumbers PARAMS ((bfd *));
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extern struct coff_symbol_struct *coff_symbol_from PARAMS ((bfd *, asymbol *));
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extern void coff_renumber_symbols PARAMS ((bfd *));
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extern void coff_mangle_symbols PARAMS ((bfd *));
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extern void coff_write_symbols PARAMS ((bfd *));
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extern void coff_write_linenumbers PARAMS ((bfd *));
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extern alent *coff_get_lineno PARAMS ((bfd *, asymbol *));
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extern asymbol *coff_section_symbol PARAMS ((bfd *, char *));
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extern struct coff_ptr_struct *coff_get_normalized_symtab PARAMS ((bfd *));
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extern unsigned int coff_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
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extern asymbol *coff_make_empty_symbol PARAMS ((bfd *));
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extern void coff_print_symbol PARAMS ((bfd *, PTR filep, asymbol *,
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bfd_print_symbol_type how));
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extern asymbol *coff_make_debug_symbol PARAMS ((bfd *, PTR, unsigned long));
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extern boolean coff_find_nearest_line PARAMS ((bfd *,
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asection *,
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asymbol **,
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bfd_vma offset,
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CONST char **filename_ptr,
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CONST char **functionname_ptr,
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unsigned int *line_ptr));
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extern int coff_sizeof_headers PARAMS ((bfd *, boolean reloc));
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extern boolean bfd_coff_reloc16_relax_section PARAMS ((bfd *,
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asection *,
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asymbol **));
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extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
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1993-01-12 08:38:59 +08:00
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PARAMS ((bfd *, struct bfd_seclet *, bfd_byte *, boolean relocateable));
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1993-01-09 05:11:21 +08:00
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extern bfd_vma bfd_coff_reloc16_get_value PARAMS ((arelent *,
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1993-01-11 04:35:41 +08:00
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struct bfd_seclet *));
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1993-01-09 05:11:21 +08:00
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/* And more taken from the source .. */
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