bfd/
[binutils.git] / bfd / libcoff.h
blobefb7b1f8565f04ef9ae31e4b5ecffcfca67318b1
1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "libcoff-in.h" and "coffcode.h".
3 Run "make headers" in your build bfd/ to regenerate. */
5 /* BFD COFF object file private structure.
6 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
7 2000, 2001, 2002, 2003
8 Free Software Foundation, Inc.
9 Written by Cygnus Support.
11 This file is part of BFD, the Binary File Descriptor library.
13 This program is free software; you can redistribute it and/or modify
14 it under the terms of the GNU General Public License as published by
15 the Free Software Foundation; either version 2 of the License, or
16 (at your option) any later version.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
27 #include "bfdlink.h"
29 /* Object file tdata; access macros */
31 #define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
32 #define exec_hdr(bfd) (coff_data(bfd)->hdr)
33 #define obj_pe(bfd) (coff_data(bfd)->pe)
34 #define obj_symbols(bfd) (coff_data(bfd)->symbols)
35 #define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
37 #define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
38 #define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
39 #define obj_raw_syment_count(bfd) (coff_data(bfd)->raw_syment_count)
40 #define obj_convert(bfd) (coff_data(bfd)->conversion_table)
41 #define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
43 #define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms)
44 #define obj_coff_keep_syms(bfd) (coff_data (bfd)->keep_syms)
45 #define obj_coff_strings(bfd) (coff_data (bfd)->strings)
46 #define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings)
47 #define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes)
48 #define obj_coff_strings_written(bfd) (coff_data (bfd)->strings_written)
50 #define obj_coff_local_toc_table(bfd) (coff_data(bfd)->local_toc_sym_map)
52 /* `Tdata' information kept for COFF files. */
54 typedef struct coff_tdata
56 struct coff_symbol_struct *symbols; /* symtab for input bfd */
57 unsigned int *conversion_table;
58 int conv_table_size;
59 file_ptr sym_filepos;
61 struct coff_ptr_struct *raw_syments;
62 unsigned long raw_syment_count;
64 /* These are only valid once writing has begun */
65 long int relocbase;
67 /* These members communicate important constants about the symbol table
68 to GDB's symbol-reading code. These `constants' unfortunately vary
69 from coff implementation to implementation... */
70 unsigned local_n_btmask;
71 unsigned local_n_btshft;
72 unsigned local_n_tmask;
73 unsigned local_n_tshift;
74 unsigned local_symesz;
75 unsigned local_auxesz;
76 unsigned local_linesz;
78 /* The unswapped external symbols. May be NULL. Read by
79 _bfd_coff_get_external_symbols. */
80 PTR external_syms;
81 /* If this is TRUE, the external_syms may not be freed. */
82 bfd_boolean keep_syms;
84 /* The string table. May be NULL. Read by
85 _bfd_coff_read_string_table. */
86 char *strings;
87 /* If this is TRUE, the strings may not be freed. */
88 bfd_boolean keep_strings;
89 /* If this is TRUE, the strings have been written out already. */
90 bfd_boolean strings_written;
92 /* is this a PE format coff file */
93 int pe;
94 /* Used by the COFF backend linker. */
95 struct coff_link_hash_entry **sym_hashes;
97 /* used by the pe linker for PowerPC */
98 int *local_toc_sym_map;
100 struct bfd_link_info *link_info;
102 /* Used by coff_find_nearest_line. */
103 PTR line_info;
105 /* A place to stash dwarf2 info for this bfd. */
106 PTR dwarf2_find_line_info;
108 /* The timestamp from the COFF file header. */
109 long timestamp;
111 /* Copy of some of the f_flags bits in the COFF filehdr structure,
112 used by ARM code. */
113 flagword flags;
115 } coff_data_type;
117 /* Tdata for pe image files. */
118 typedef struct pe_tdata
120 coff_data_type coff;
121 struct internal_extra_pe_aouthdr pe_opthdr;
122 int dll;
123 int has_reloc_section;
124 bfd_boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *));
125 flagword real_flags;
126 int target_subsystem;
127 bfd_boolean force_minimum_alignment;
128 } pe_data_type;
130 #define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
132 /* Tdata for XCOFF files. */
134 struct xcoff_tdata
136 /* Basic COFF information. */
137 coff_data_type coff;
139 /* TRUE if this is an XCOFF64 file. */
140 bfd_boolean xcoff64;
142 /* TRUE if a large a.out header should be generated. */
143 bfd_boolean full_aouthdr;
145 /* TOC value. */
146 bfd_vma toc;
148 /* Index of section holding TOC. */
149 int sntoc;
151 /* Index of section holding entry point. */
152 int snentry;
154 /* .text alignment from optional header. */
155 int text_align_power;
157 /* .data alignment from optional header. */
158 int data_align_power;
160 /* modtype from optional header. */
161 short modtype;
163 /* cputype from optional header. */
164 short cputype;
166 /* maxdata from optional header. */
167 bfd_vma maxdata;
169 /* maxstack from optional header. */
170 bfd_vma maxstack;
172 /* Used by the XCOFF backend linker. */
173 asection **csects;
174 unsigned long *debug_indices;
175 unsigned int import_file_id;
178 #define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data)
180 /* We take the address of the first element of an asymbol to ensure that the
181 * macro is only ever applied to an asymbol. */
182 #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
184 /* The used_by_bfd field of a section may be set to a pointer to this
185 structure. */
187 struct coff_section_tdata
189 /* The relocs, swapped into COFF internal form. This may be NULL. */
190 struct internal_reloc *relocs;
191 /* If this is TRUE, the relocs entry may not be freed. */
192 bfd_boolean keep_relocs;
193 /* The section contents. This may be NULL. */
194 bfd_byte *contents;
195 /* If this is TRUE, the contents entry may not be freed. */
196 bfd_boolean keep_contents;
197 /* Information cached by coff_find_nearest_line. */
198 bfd_vma offset;
199 unsigned int i;
200 const char *function;
201 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
202 struct coff_comdat_info *comdat;
203 int line_base;
204 /* A pointer used for .stab linking optimizations. */
205 PTR stab_info;
206 /* Available for individual backends. */
207 PTR tdata;
210 /* An accessor macro for the coff_section_tdata structure. */
211 #define coff_section_data(abfd, sec) \
212 ((struct coff_section_tdata *) (sec)->used_by_bfd)
214 /* Tdata for sections in XCOFF files. This is used by the linker. */
216 struct xcoff_section_tdata
218 /* Used for XCOFF csects created by the linker; points to the real
219 XCOFF section which contains this csect. */
220 asection *enclosing;
221 /* The lineno_count field for the enclosing section, because we are
222 going to clobber it there. */
223 unsigned int lineno_count;
224 /* The first and one past the last symbol indices for symbols used
225 by this csect. */
226 unsigned long first_symndx;
227 unsigned long last_symndx;
230 /* An accessor macro the xcoff_section_tdata structure. */
231 #define xcoff_section_data(abfd, sec) \
232 ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
234 /* Tdata for sections in PE files. */
236 struct pei_section_tdata
238 /* The virtual size of the section. */
239 bfd_size_type virt_size;
240 /* The PE section flags. */
241 long pe_flags;
244 /* An accessor macro for the pei_section_tdata structure. */
245 #define pei_section_data(abfd, sec) \
246 ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
248 /* COFF linker hash table entries. */
250 struct coff_link_hash_entry
252 struct bfd_link_hash_entry root;
254 /* Symbol index in output file. Set to -1 initially. Set to -2 if
255 there is a reloc against this symbol. */
256 long indx;
258 /* Symbol type. */
259 unsigned short type;
261 /* Symbol class. */
262 unsigned char class;
264 /* Number of auxiliary entries. */
265 char numaux;
267 /* BFD to take auxiliary entries from. */
268 bfd *auxbfd;
270 /* Pointer to array of auxiliary entries, if any. */
271 union internal_auxent *aux;
273 /* Flag word; legal values follow. */
274 unsigned short coff_link_hash_flags;
275 /* Symbol is a PE section symbol. */
276 #define COFF_LINK_HASH_PE_SECTION_SYMBOL (01)
279 /* COFF linker hash table. */
281 struct coff_link_hash_table
283 struct bfd_link_hash_table root;
284 /* A pointer to information used to link stabs in sections. */
285 struct stab_info stab_info;
288 /* Look up an entry in a COFF linker hash table. */
290 #define coff_link_hash_lookup(table, string, create, copy, follow) \
291 ((struct coff_link_hash_entry *) \
292 bfd_link_hash_lookup (&(table)->root, (string), (create), \
293 (copy), (follow)))
295 /* Traverse a COFF linker hash table. */
297 #define coff_link_hash_traverse(table, func, info) \
298 (bfd_link_hash_traverse \
299 (&(table)->root, \
300 (bfd_boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
301 (info)))
303 /* Get the COFF linker hash table from a link_info structure. */
305 #define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash))
307 /* Functions in coffgen.c. */
308 extern const bfd_target *coff_object_p
309 PARAMS ((bfd *));
310 extern struct bfd_section *coff_section_from_bfd_index
311 PARAMS ((bfd *, int));
312 extern long coff_get_symtab_upper_bound
313 PARAMS ((bfd *));
314 extern long coff_canonicalize_symtab
315 PARAMS ((bfd *, asymbol **));
316 extern int coff_count_linenumbers
317 PARAMS ((bfd *));
318 extern struct coff_symbol_struct *coff_symbol_from
319 PARAMS ((bfd *, asymbol *));
320 extern bfd_boolean coff_renumber_symbols
321 PARAMS ((bfd *, int *));
322 extern void coff_mangle_symbols
323 PARAMS ((bfd *));
324 extern bfd_boolean coff_write_symbols
325 PARAMS ((bfd *));
326 extern bfd_boolean coff_write_linenumbers
327 PARAMS ((bfd *));
328 extern alent *coff_get_lineno
329 PARAMS ((bfd *, asymbol *));
330 extern asymbol *coff_section_symbol
331 PARAMS ((bfd *, char *));
332 extern bfd_boolean _bfd_coff_get_external_symbols
333 PARAMS ((bfd *));
334 extern const char *_bfd_coff_read_string_table
335 PARAMS ((bfd *));
336 extern bfd_boolean _bfd_coff_free_symbols
337 PARAMS ((bfd *));
338 extern struct coff_ptr_struct *coff_get_normalized_symtab
339 PARAMS ((bfd *));
340 extern long coff_get_reloc_upper_bound
341 PARAMS ((bfd *, sec_ptr));
342 extern asymbol *coff_make_empty_symbol
343 PARAMS ((bfd *));
344 extern void coff_print_symbol
345 PARAMS ((bfd *, PTR filep, asymbol *, bfd_print_symbol_type));
346 extern void coff_get_symbol_info
347 PARAMS ((bfd *, asymbol *, symbol_info *ret));
348 extern bfd_boolean _bfd_coff_is_local_label_name
349 PARAMS ((bfd *, const char *));
350 extern asymbol *coff_bfd_make_debug_symbol
351 PARAMS ((bfd *, PTR, unsigned long));
352 extern bfd_boolean coff_find_nearest_line
353 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
354 const char **, unsigned int *));
355 extern int coff_sizeof_headers
356 PARAMS ((bfd *, bfd_boolean));
357 extern bfd_boolean bfd_coff_reloc16_relax_section
358 PARAMS ((bfd *, asection *, struct bfd_link_info *, bfd_boolean *));
359 extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
360 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
361 bfd_byte *, bfd_boolean, asymbol **));
362 extern bfd_vma bfd_coff_reloc16_get_value
363 PARAMS ((arelent *, struct bfd_link_info *, asection *));
364 extern void bfd_perform_slip
365 PARAMS ((bfd *, unsigned int, asection *, bfd_vma));
367 /* Functions and types in cofflink.c. */
369 #define STRING_SIZE_SIZE (4)
371 /* We use a hash table to merge identical enum, struct, and union
372 definitions in the linker. */
374 /* Information we keep for a single element (an enum value, a
375 structure or union field) in the debug merge hash table. */
377 struct coff_debug_merge_element
379 /* Next element. */
380 struct coff_debug_merge_element *next;
382 /* Name. */
383 const char *name;
385 /* Type. */
386 unsigned int type;
388 /* Symbol index for complex type. */
389 long tagndx;
392 /* A linked list of debug merge entries for a given name. */
394 struct coff_debug_merge_type
396 /* Next type with the same name. */
397 struct coff_debug_merge_type *next;
399 /* Class of type. */
400 int class;
402 /* Symbol index where this type is defined. */
403 long indx;
405 /* List of elements. */
406 struct coff_debug_merge_element *elements;
409 /* Information we store in the debug merge hash table. */
411 struct coff_debug_merge_hash_entry
413 struct bfd_hash_entry root;
415 /* A list of types with this name. */
416 struct coff_debug_merge_type *types;
419 /* The debug merge hash table. */
421 struct coff_debug_merge_hash_table
423 struct bfd_hash_table root;
426 /* Initialize a COFF debug merge hash table. */
428 #define coff_debug_merge_hash_table_init(table) \
429 (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc))
431 /* Free a COFF debug merge hash table. */
433 #define coff_debug_merge_hash_table_free(table) \
434 (bfd_hash_table_free (&(table)->root))
436 /* Look up an entry in a COFF debug merge hash table. */
438 #define coff_debug_merge_hash_lookup(table, string, create, copy) \
439 ((struct coff_debug_merge_hash_entry *) \
440 bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
442 /* Information we keep for each section in the output file when doing
443 a relocatable link. */
445 struct coff_link_section_info
447 /* The relocs to be output. */
448 struct internal_reloc *relocs;
449 /* For each reloc against a global symbol whose index was not known
450 when the reloc was handled, the global hash table entry. */
451 struct coff_link_hash_entry **rel_hashes;
454 /* Information that we pass around while doing the final link step. */
456 struct coff_final_link_info
458 /* General link information. */
459 struct bfd_link_info *info;
460 /* Output BFD. */
461 bfd *output_bfd;
462 /* Used to indicate failure in traversal routine. */
463 bfd_boolean failed;
464 /* If doing "task linking" set only during the time when we want the
465 global symbol writer to convert the storage class of defined global
466 symbols from global to static. */
467 bfd_boolean global_to_static;
468 /* Hash table for long symbol names. */
469 struct bfd_strtab_hash *strtab;
470 /* When doing a relocatable link, an array of information kept for
471 each output section, indexed by the target_index field. */
472 struct coff_link_section_info *section_info;
473 /* Symbol index of last C_FILE symbol (-1 if none). */
474 long last_file_index;
475 /* Contents of last C_FILE symbol. */
476 struct internal_syment last_file;
477 /* Symbol index of first aux entry of last .bf symbol with an empty
478 endndx field (-1 if none). */
479 long last_bf_index;
480 /* Contents of last_bf_index aux entry. */
481 union internal_auxent last_bf;
482 /* Hash table used to merge debug information. */
483 struct coff_debug_merge_hash_table debug_merge;
484 /* Buffer large enough to hold swapped symbols of any input file. */
485 struct internal_syment *internal_syms;
486 /* Buffer large enough to hold sections of symbols of any input file. */
487 asection **sec_ptrs;
488 /* Buffer large enough to hold output indices of symbols of any
489 input file. */
490 long *sym_indices;
491 /* Buffer large enough to hold output symbols for any input file. */
492 bfd_byte *outsyms;
493 /* Buffer large enough to hold external line numbers for any input
494 section. */
495 bfd_byte *linenos;
496 /* Buffer large enough to hold any input section. */
497 bfd_byte *contents;
498 /* Buffer large enough to hold external relocs of any input section. */
499 bfd_byte *external_relocs;
500 /* Buffer large enough to hold swapped relocs of any input section. */
501 struct internal_reloc *internal_relocs;
504 /* Most COFF variants have no way to record the alignment of a
505 section. This struct is used to set a specific alignment based on
506 the name of the section. */
508 struct coff_section_alignment_entry
510 /* The section name. */
511 const char *name;
513 /* This is either (unsigned int) -1, indicating that the section
514 name must match exactly, or it is the number of letters which
515 must match at the start of the name. */
516 unsigned int comparison_length;
518 /* These macros may be used to fill in the first two fields in a
519 structure initialization. */
520 #define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1)
521 #define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1)
523 /* Only use this entry if the default section alignment for this
524 target is at least that much (as a power of two). If this field
525 is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
526 unsigned int default_alignment_min;
528 /* Only use this entry if the default section alignment for this
529 target is no greater than this (as a power of two). If this
530 field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
531 unsigned int default_alignment_max;
533 #define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1)
535 /* The desired alignment for this section (as a power of two). */
536 unsigned int alignment_power;
539 extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
540 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
541 extern bfd_boolean _bfd_coff_link_hash_table_init
542 PARAMS ((struct coff_link_hash_table *, bfd *,
543 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
544 struct bfd_hash_table *,
545 const char *)));
546 extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
547 PARAMS ((bfd *));
548 extern const char *_bfd_coff_internal_syment_name
549 PARAMS ((bfd *, const struct internal_syment *, char *));
550 extern bfd_boolean _bfd_coff_link_add_symbols
551 PARAMS ((bfd *, struct bfd_link_info *));
552 extern bfd_boolean _bfd_coff_final_link
553 PARAMS ((bfd *, struct bfd_link_info *));
554 extern struct internal_reloc *_bfd_coff_read_internal_relocs
555 PARAMS ((bfd *, asection *, bfd_boolean, bfd_byte *, bfd_boolean,
556 struct internal_reloc *));
557 extern bfd_boolean _bfd_coff_generic_relocate_section
558 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
559 struct internal_reloc *, struct internal_syment *, asection **));
561 extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc
562 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
563 extern bfd_boolean _bfd_coff_write_global_sym
564 PARAMS ((struct coff_link_hash_entry *, PTR));
565 extern bfd_boolean _bfd_coff_write_task_globals
566 PARAMS ((struct coff_link_hash_entry *, PTR));
567 extern bfd_boolean _bfd_coff_link_input_bfd
568 PARAMS ((struct coff_final_link_info *, bfd *));
569 extern bfd_boolean _bfd_coff_reloc_link_order
570 PARAMS ((bfd *, struct coff_final_link_info *, asection *,
571 struct bfd_link_order *));
574 #define coff_get_section_contents_in_window \
575 _bfd_generic_get_section_contents_in_window
577 /* Functions in xcofflink.c. */
579 extern long _bfd_xcoff_get_dynamic_symtab_upper_bound
580 PARAMS ((bfd *));
581 extern long _bfd_xcoff_canonicalize_dynamic_symtab
582 PARAMS ((bfd *, asymbol **));
583 extern long _bfd_xcoff_get_dynamic_reloc_upper_bound
584 PARAMS ((bfd *));
585 extern long _bfd_xcoff_canonicalize_dynamic_reloc
586 PARAMS ((bfd *, arelent **, asymbol **));
587 extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
588 PARAMS ((bfd *));
589 extern void _bfd_xcoff_bfd_link_hash_table_free
590 PARAMS ((struct bfd_link_hash_table *));
591 extern bfd_boolean _bfd_xcoff_bfd_link_add_symbols
592 PARAMS ((bfd *, struct bfd_link_info *));
593 extern bfd_boolean _bfd_xcoff_bfd_final_link
594 PARAMS ((bfd *, struct bfd_link_info *));
595 extern bfd_boolean _bfd_ppc_xcoff_relocate_section
596 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
597 struct internal_reloc *, struct internal_syment *, asection **));
599 /* Functions in coff-ppc.c. FIXME: These are called be pe.em in the
600 linker, and so should start with bfd and be declared in bfd.h. */
602 extern bfd_boolean ppc_allocate_toc_section
603 PARAMS ((struct bfd_link_info *));
604 extern bfd_boolean ppc_process_before_allocation
605 PARAMS ((bfd *, struct bfd_link_info *));
607 /* Extracted from coffcode.h. */
608 typedef struct coff_ptr_struct
610 /* Remembers the offset from the first symbol in the file for
611 this symbol. Generated by coff_renumber_symbols. */
612 unsigned int offset;
614 /* Should the value of this symbol be renumbered. Used for
615 XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. */
616 unsigned int fix_value : 1;
618 /* Should the tag field of this symbol be renumbered.
619 Created by coff_pointerize_aux. */
620 unsigned int fix_tag : 1;
622 /* Should the endidx field of this symbol be renumbered.
623 Created by coff_pointerize_aux. */
624 unsigned int fix_end : 1;
626 /* Should the x_csect.x_scnlen field be renumbered.
627 Created by coff_pointerize_aux. */
628 unsigned int fix_scnlen : 1;
630 /* Fix up an XCOFF C_BINCL/C_EINCL symbol. The value is the
631 index into the line number entries. Set by coff_slurp_symbol_table. */
632 unsigned int fix_line : 1;
634 /* The container for the symbol structure as read and translated
635 from the file. */
636 union
638 union internal_auxent auxent;
639 struct internal_syment syment;
640 } u;
641 } combined_entry_type;
644 /* Each canonical asymbol really looks like this: */
646 typedef struct coff_symbol_struct
648 /* The actual symbol which the rest of BFD works with */
649 asymbol symbol;
651 /* A pointer to the hidden information for this symbol */
652 combined_entry_type *native;
654 /* A pointer to the linenumber information for this symbol */
655 struct lineno_cache_entry *lineno;
657 /* Have the line numbers been relocated yet ? */
658 bfd_boolean done_lineno;
659 } coff_symbol_type;
660 /* COFF symbol classifications. */
662 enum coff_symbol_classification
664 /* Global symbol. */
665 COFF_SYMBOL_GLOBAL,
666 /* Common symbol. */
667 COFF_SYMBOL_COMMON,
668 /* Undefined symbol. */
669 COFF_SYMBOL_UNDEFINED,
670 /* Local symbol. */
671 COFF_SYMBOL_LOCAL,
672 /* PE section symbol. */
673 COFF_SYMBOL_PE_SECTION
676 typedef struct
678 void (*_bfd_coff_swap_aux_in)
679 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
681 void (*_bfd_coff_swap_sym_in)
682 PARAMS ((bfd *, PTR, PTR));
684 void (*_bfd_coff_swap_lineno_in)
685 PARAMS ((bfd *, PTR, PTR));
687 unsigned int (*_bfd_coff_swap_aux_out)
688 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
690 unsigned int (*_bfd_coff_swap_sym_out)
691 PARAMS ((bfd *, PTR, PTR));
693 unsigned int (*_bfd_coff_swap_lineno_out)
694 PARAMS ((bfd *, PTR, PTR));
696 unsigned int (*_bfd_coff_swap_reloc_out)
697 PARAMS ((bfd *, PTR, PTR));
699 unsigned int (*_bfd_coff_swap_filehdr_out)
700 PARAMS ((bfd *, PTR, PTR));
702 unsigned int (*_bfd_coff_swap_aouthdr_out)
703 PARAMS ((bfd *, PTR, PTR));
705 unsigned int (*_bfd_coff_swap_scnhdr_out)
706 PARAMS ((bfd *, PTR, PTR));
708 unsigned int _bfd_filhsz;
709 unsigned int _bfd_aoutsz;
710 unsigned int _bfd_scnhsz;
711 unsigned int _bfd_symesz;
712 unsigned int _bfd_auxesz;
713 unsigned int _bfd_relsz;
714 unsigned int _bfd_linesz;
715 unsigned int _bfd_filnmlen;
716 bfd_boolean _bfd_coff_long_filenames;
717 bfd_boolean _bfd_coff_long_section_names;
718 unsigned int _bfd_coff_default_section_alignment_power;
719 bfd_boolean _bfd_coff_force_symnames_in_strings;
720 unsigned int _bfd_coff_debug_string_prefix_length;
722 void (*_bfd_coff_swap_filehdr_in)
723 PARAMS ((bfd *, PTR, PTR));
725 void (*_bfd_coff_swap_aouthdr_in)
726 PARAMS ((bfd *, PTR, PTR));
728 void (*_bfd_coff_swap_scnhdr_in)
729 PARAMS ((bfd *, PTR, PTR));
731 void (*_bfd_coff_swap_reloc_in)
732 PARAMS ((bfd *abfd, PTR, PTR));
734 bfd_boolean (*_bfd_coff_bad_format_hook)
735 PARAMS ((bfd *, PTR));
737 bfd_boolean (*_bfd_coff_set_arch_mach_hook)
738 PARAMS ((bfd *, PTR));
740 PTR (*_bfd_coff_mkobject_hook)
741 PARAMS ((bfd *, PTR, PTR));
743 bfd_boolean (*_bfd_styp_to_sec_flags_hook)
744 PARAMS ((bfd *, PTR, const char *, asection *, flagword *));
746 void (*_bfd_set_alignment_hook)
747 PARAMS ((bfd *, asection *, PTR));
749 bfd_boolean (*_bfd_coff_slurp_symbol_table)
750 PARAMS ((bfd *));
752 bfd_boolean (*_bfd_coff_symname_in_debug)
753 PARAMS ((bfd *, struct internal_syment *));
755 bfd_boolean (*_bfd_coff_pointerize_aux_hook)
756 PARAMS ((bfd *, combined_entry_type *, combined_entry_type *,
757 unsigned int, combined_entry_type *));
759 bfd_boolean (*_bfd_coff_print_aux)
760 PARAMS ((bfd *, FILE *, combined_entry_type *, combined_entry_type *,
761 combined_entry_type *, unsigned int));
763 void (*_bfd_coff_reloc16_extra_cases)
764 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, arelent *,
765 bfd_byte *, unsigned int *, unsigned int *));
767 int (*_bfd_coff_reloc16_estimate)
768 PARAMS ((bfd *, asection *, arelent *, unsigned int,
769 struct bfd_link_info *));
771 enum coff_symbol_classification (*_bfd_coff_classify_symbol)
772 PARAMS ((bfd *, struct internal_syment *));
774 bfd_boolean (*_bfd_coff_compute_section_file_positions)
775 PARAMS ((bfd *));
777 bfd_boolean (*_bfd_coff_start_final_link)
778 PARAMS ((bfd *, struct bfd_link_info *));
780 bfd_boolean (*_bfd_coff_relocate_section)
781 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
782 struct internal_reloc *, struct internal_syment *, asection **));
784 reloc_howto_type *(*_bfd_coff_rtype_to_howto)
785 PARAMS ((bfd *, asection *, struct internal_reloc *,
786 struct coff_link_hash_entry *, struct internal_syment *,
787 bfd_vma *));
789 bfd_boolean (*_bfd_coff_adjust_symndx)
790 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *,
791 struct internal_reloc *, bfd_boolean *));
793 bfd_boolean (*_bfd_coff_link_add_one_symbol)
794 PARAMS ((struct bfd_link_info *, bfd *, const char *, flagword,
795 asection *, bfd_vma, const char *, bfd_boolean, bfd_boolean,
796 struct bfd_link_hash_entry **));
798 bfd_boolean (*_bfd_coff_link_output_has_begun)
799 PARAMS ((bfd *, struct coff_final_link_info *));
801 bfd_boolean (*_bfd_coff_final_link_postscript)
802 PARAMS ((bfd *, struct coff_final_link_info *));
804 } bfd_coff_backend_data;
806 #define coff_backend_info(abfd) \
807 ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
809 #define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \
810 ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i))
812 #define bfd_coff_swap_sym_in(a,e,i) \
813 ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i))
815 #define bfd_coff_swap_lineno_in(a,e,i) \
816 ((coff_backend_info ( a)->_bfd_coff_swap_lineno_in) (a,e,i))
818 #define bfd_coff_swap_reloc_out(abfd, i, o) \
819 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_out) (abfd, i, o))
821 #define bfd_coff_swap_lineno_out(abfd, i, o) \
822 ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o))
824 #define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \
825 ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o))
827 #define bfd_coff_swap_sym_out(abfd, i,o) \
828 ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o))
830 #define bfd_coff_swap_scnhdr_out(abfd, i,o) \
831 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_out) (abfd, i, o))
833 #define bfd_coff_swap_filehdr_out(abfd, i,o) \
834 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_out) (abfd, i, o))
836 #define bfd_coff_swap_aouthdr_out(abfd, i,o) \
837 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_out) (abfd, i, o))
839 #define bfd_coff_filhsz(abfd) (coff_backend_info (abfd)->_bfd_filhsz)
840 #define bfd_coff_aoutsz(abfd) (coff_backend_info (abfd)->_bfd_aoutsz)
841 #define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz)
842 #define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz)
843 #define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz)
844 #define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz)
845 #define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz)
846 #define bfd_coff_filnmlen(abfd) (coff_backend_info (abfd)->_bfd_filnmlen)
847 #define bfd_coff_long_filenames(abfd) \
848 (coff_backend_info (abfd)->_bfd_coff_long_filenames)
849 #define bfd_coff_long_section_names(abfd) \
850 (coff_backend_info (abfd)->_bfd_coff_long_section_names)
851 #define bfd_coff_default_section_alignment_power(abfd) \
852 (coff_backend_info (abfd)->_bfd_coff_default_section_alignment_power)
853 #define bfd_coff_swap_filehdr_in(abfd, i,o) \
854 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o))
856 #define bfd_coff_swap_aouthdr_in(abfd, i,o) \
857 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_in) (abfd, i, o))
859 #define bfd_coff_swap_scnhdr_in(abfd, i,o) \
860 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o))
862 #define bfd_coff_swap_reloc_in(abfd, i, o) \
863 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o))
865 #define bfd_coff_bad_format_hook(abfd, filehdr) \
866 ((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr))
868 #define bfd_coff_set_arch_mach_hook(abfd, filehdr)\
869 ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr))
870 #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
871 ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook)\
872 (abfd, filehdr, aouthdr))
874 #define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section, flags_ptr)\
875 ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\
876 (abfd, scnhdr, name, section, flags_ptr))
878 #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\
879 ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr))
881 #define bfd_coff_slurp_symbol_table(abfd)\
882 ((coff_backend_info (abfd)->_bfd_coff_slurp_symbol_table) (abfd))
884 #define bfd_coff_symname_in_debug(abfd, sym)\
885 ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym))
887 #define bfd_coff_force_symnames_in_strings(abfd)\
888 (coff_backend_info (abfd)->_bfd_coff_force_symnames_in_strings)
890 #define bfd_coff_debug_string_prefix_length(abfd)\
891 (coff_backend_info (abfd)->_bfd_coff_debug_string_prefix_length)
893 #define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\
894 ((coff_backend_info (abfd)->_bfd_coff_print_aux)\
895 (abfd, file, base, symbol, aux, indaux))
897 #define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order,\
898 reloc, data, src_ptr, dst_ptr)\
899 ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
900 (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
902 #define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
903 ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
904 (abfd, section, reloc, shrink, link_info))
906 #define bfd_coff_classify_symbol(abfd, sym)\
907 ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\
908 (abfd, sym))
910 #define bfd_coff_compute_section_file_positions(abfd)\
911 ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\
912 (abfd))
914 #define bfd_coff_start_final_link(obfd, info)\
915 ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\
916 (obfd, info))
917 #define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\
918 ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\
919 (obfd, info, ibfd, o, con, rel, isyms, secs))
920 #define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\
921 ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\
922 (abfd, sec, rel, h, sym, addendp))
923 #define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\
924 ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\
925 (obfd, info, ibfd, sec, rel, adjustedp))
926 #define bfd_coff_link_add_one_symbol(info, abfd, name, flags, section,\
927 value, string, cp, coll, hashp)\
928 ((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\
929 (info, abfd, name, flags, section, value, string, cp, coll, hashp))
931 #define bfd_coff_link_output_has_begun(a,p) \
932 ((coff_backend_info (a)->_bfd_coff_link_output_has_begun) (a,p))
933 #define bfd_coff_final_link_postscript(a,p) \
934 ((coff_backend_info (a)->_bfd_coff_final_link_postscript) (a,p))