1 /* BFD COFF object file private structure.
2 Copyright (C) 1990, 1991, 1992, 1993, 1994 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) ((bfd)->tdata.coff_obj_data)
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_raw_syment_count(bfd) (coff_data(bfd)->raw_syment_count)
32 #define obj_convert(bfd) (coff_data(bfd)->conversion_table)
33 #define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
35 #define obj_symbol_slew(bfd) (coff_data(bfd)->symbol_index_slew)
37 #define obj_symbol_slew(bfd) 0
41 /* `Tdata' information kept for COFF files. */
43 typedef struct coff_tdata
45 struct coff_symbol_struct
*symbols
; /* symtab for input bfd */
46 unsigned int *conversion_table
;
50 long symbol_index_slew
; /* used during read to mark whether a
51 C_FILE symbol as been added. */
53 struct coff_ptr_struct
*raw_syments
;
54 struct lineno
*raw_linenos
;
55 unsigned int raw_syment_count
;
58 /* These are only valid once writing has begun */
61 /* These members communicate important constants about the symbol table
62 to GDB's symbol-reading code. These `constants' unfortunately vary
63 from coff implementation to implementation... */
64 unsigned local_n_btmask
;
65 unsigned local_n_btshft
;
66 unsigned local_n_tmask
;
67 unsigned local_n_tshift
;
68 unsigned local_symesz
;
69 unsigned local_auxesz
;
70 unsigned local_linesz
;
73 /* We take the address of the first element of a asymbol to ensure that the
74 * macro is only ever applied to an asymbol. */
75 #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
77 /* Functions in coffgen.c. */
78 extern bfd_target
*coff_object_p
PARAMS ((bfd
*));
79 extern struct sec
*coff_section_from_bfd_index
PARAMS ((bfd
*, int));
80 extern long coff_get_symtab_upper_bound
PARAMS ((bfd
*));
81 extern long coff_get_symtab
PARAMS ((bfd
*, asymbol
**));
82 extern int coff_count_linenumbers
PARAMS ((bfd
*));
83 extern struct coff_symbol_struct
*coff_symbol_from
PARAMS ((bfd
*, asymbol
*));
84 extern boolean coff_renumber_symbols
PARAMS ((bfd
*));
85 extern void coff_mangle_symbols
PARAMS ((bfd
*));
86 extern void coff_write_symbols
PARAMS ((bfd
*));
87 extern boolean coff_write_linenumbers
PARAMS ((bfd
*));
88 extern alent
*coff_get_lineno
PARAMS ((bfd
*, asymbol
*));
89 extern asymbol
*coff_section_symbol
PARAMS ((bfd
*, char *));
90 extern struct coff_ptr_struct
*coff_get_normalized_symtab
PARAMS ((bfd
*));
91 extern long coff_get_reloc_upper_bound
PARAMS ((bfd
*, sec_ptr
));
92 extern asymbol
*coff_make_empty_symbol
PARAMS ((bfd
*));
93 extern void coff_print_symbol
PARAMS ((bfd
*, PTR filep
, asymbol
*,
94 bfd_print_symbol_type how
));
95 extern void coff_get_symbol_info
PARAMS ((bfd
*, asymbol
*,
97 extern asymbol
*coff_bfd_make_debug_symbol
PARAMS ((bfd
*, PTR
,
99 extern boolean coff_find_nearest_line
PARAMS ((bfd
*,
103 CONST
char **filename_ptr
,
104 CONST
char **functionname_ptr
,
105 unsigned int *line_ptr
));
106 extern int coff_sizeof_headers
PARAMS ((bfd
*, boolean reloc
));
107 extern boolean bfd_coff_reloc16_relax_section
108 PARAMS ((bfd
*, asection
*, struct bfd_link_info
*, boolean
*));
109 extern bfd_byte
*bfd_coff_reloc16_get_relocated_section_contents
110 PARAMS ((bfd
*, struct bfd_link_info
*, struct bfd_link_order
*,
111 bfd_byte
*, boolean relocateable
, asymbol
**));
112 extern bfd_vma bfd_coff_reloc16_get_value
PARAMS ((arelent
*,
113 struct bfd_link_info
*,
115 extern void bfd_perform_slip
PARAMS ((bfd
*abfd
, unsigned int slip
,
116 asection
*input_section
,
119 /* And more taken from the source .. */