* coffgen.c (coff_write_alien_symbol): Don't write
[binutils.git] / bfd / libcoff.h
blob958650ca526b888e49844837969cf7513f3ca54c
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, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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 3 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., 51 Franklin Street - Fifth Floor, Boston,
26 MA 02110-1301, USA. */
28 #include "bfdlink.h"
30 /* Object file tdata; access macros. */
32 #define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
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)
36 #define obj_relocbase(bfd) (coff_data (bfd)->relocbase)
37 #define obj_raw_syments(bfd) (coff_data (bfd)->raw_syments)
38 #define obj_raw_syment_count(bfd) (coff_data (bfd)->raw_syment_count)
39 #define obj_convert(bfd) (coff_data (bfd)->conversion_table)
40 #define obj_conv_table_size(bfd) (coff_data (bfd)->conv_table_size)
41 #define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms)
42 #define obj_coff_keep_syms(bfd) (coff_data (bfd)->keep_syms)
43 #define obj_coff_strings(bfd) (coff_data (bfd)->strings)
44 #define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings)
45 #define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes)
46 #define obj_coff_strings_written(bfd) (coff_data (bfd)->strings_written)
47 #define obj_coff_local_toc_table(bfd) (coff_data (bfd)->local_toc_sym_map)
49 /* `Tdata' information kept for COFF files. */
51 typedef struct coff_tdata
53 struct coff_symbol_struct *symbols; /* Symtab for input bfd. */
54 unsigned int *conversion_table;
55 int conv_table_size;
56 file_ptr sym_filepos;
58 struct coff_ptr_struct *raw_syments;
59 unsigned long raw_syment_count;
61 /* These are only valid once writing has begun. */
62 long int relocbase;
64 /* These members communicate important constants about the symbol table
65 to GDB's symbol-reading code. These `constants' unfortunately vary
66 from coff implementation to implementation... */
67 unsigned local_n_btmask;
68 unsigned local_n_btshft;
69 unsigned local_n_tmask;
70 unsigned local_n_tshift;
71 unsigned local_symesz;
72 unsigned local_auxesz;
73 unsigned local_linesz;
75 /* The unswapped external symbols. May be NULL. Read by
76 _bfd_coff_get_external_symbols. */
77 void * external_syms;
78 /* If this is TRUE, the external_syms may not be freed. */
79 bfd_boolean keep_syms;
81 /* The string table. May be NULL. Read by
82 _bfd_coff_read_string_table. */
83 char *strings;
84 /* If this is TRUE, the strings may not be freed. */
85 bfd_boolean keep_strings;
86 /* If this is TRUE, the strings have been written out already. */
87 bfd_boolean strings_written;
89 /* Is this a PE format coff file? */
90 int pe;
91 /* Used by the COFF backend linker. */
92 struct coff_link_hash_entry **sym_hashes;
94 /* Used by the pe linker for PowerPC. */
95 int *local_toc_sym_map;
97 struct bfd_link_info *link_info;
99 /* Used by coff_find_nearest_line. */
100 void * line_info;
102 /* A place to stash dwarf2 info for this bfd. */
103 void * dwarf2_find_line_info;
105 /* The timestamp from the COFF file header. */
106 long timestamp;
108 /* Copy of some of the f_flags bits in the COFF filehdr structure,
109 used by ARM code. */
110 flagword flags;
112 /* coff-stgo32 EXE stub header after BFD tdata has been allocated. Its data
113 is kept in internal_filehdr.go32stub beforehand. */
114 char *go32stub;
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 int dont_strip_reloc;
125 bfd_boolean (*in_reloc_p) (bfd *, reloc_howto_type *);
126 flagword real_flags;
127 } pe_data_type;
129 #define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
131 /* Tdata for XCOFF files. */
133 struct xcoff_tdata
135 /* Basic COFF information. */
136 coff_data_type coff;
138 /* TRUE if this is an XCOFF64 file. */
139 bfd_boolean xcoff64;
141 /* TRUE if a large a.out header should be generated. */
142 bfd_boolean full_aouthdr;
144 /* TOC value. */
145 bfd_vma toc;
147 /* Index of section holding TOC. */
148 int sntoc;
150 /* Index of section holding entry point. */
151 int snentry;
153 /* .text alignment from optional header. */
154 int text_align_power;
156 /* .data alignment from optional header. */
157 int data_align_power;
159 /* modtype from optional header. */
160 short modtype;
162 /* cputype from optional header. */
163 short cputype;
165 /* maxdata from optional header. */
166 bfd_vma maxdata;
168 /* maxstack from optional header. */
169 bfd_vma maxstack;
171 /* Used by the XCOFF backend linker. */
172 asection **csects;
173 long *debug_indices;
174 unsigned int *lineno_counts;
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 void * stab_info;
206 /* Available for individual backends. */
207 void * 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 last symbol indices for symbols used by this csect. */
225 unsigned long first_symndx;
226 unsigned long last_symndx;
229 /* An accessor macro the xcoff_section_tdata structure. */
230 #define xcoff_section_data(abfd, sec) \
231 ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
233 /* Tdata for sections in PE files. */
235 struct pei_section_tdata
237 /* The virtual size of the section. */
238 bfd_size_type virt_size;
239 /* The PE section flags. */
240 long pe_flags;
243 /* An accessor macro for the pei_section_tdata structure. */
244 #define pei_section_data(abfd, sec) \
245 ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
247 /* COFF linker hash table entries. */
249 struct coff_link_hash_entry
251 struct bfd_link_hash_entry root;
253 /* Symbol index in output file. Set to -1 initially. Set to -2 if
254 there is a reloc against this symbol. */
255 long indx;
257 /* Symbol type. */
258 unsigned short type;
260 /* Symbol class. */
261 unsigned char symbol_class;
263 /* Number of auxiliary entries. */
264 char numaux;
266 /* BFD to take auxiliary entries from. */
267 bfd *auxbfd;
269 /* Pointer to array of auxiliary entries, if any. */
270 union internal_auxent *aux;
272 /* Flag word; legal values follow. */
273 unsigned short coff_link_hash_flags;
274 /* Symbol is a PE section symbol. */
275 #define COFF_LINK_HASH_PE_SECTION_SYMBOL (01)
278 /* COFF linker hash table. */
280 struct coff_link_hash_table
282 struct bfd_link_hash_table root;
283 /* A pointer to information used to link stabs in sections. */
284 struct stab_info stab_info;
287 /* Look up an entry in a COFF linker hash table. */
289 #define coff_link_hash_lookup(table, string, create, copy, follow) \
290 ((struct coff_link_hash_entry *) \
291 bfd_link_hash_lookup (&(table)->root, (string), (create), \
292 (copy), (follow)))
294 /* Traverse a COFF linker hash table. */
296 #define coff_link_hash_traverse(table, func, info) \
297 (bfd_link_hash_traverse \
298 (&(table)->root, \
299 (bfd_boolean (*) (struct bfd_link_hash_entry *, void *)) (func), \
300 (info)))
302 /* Get the COFF linker hash table from a link_info structure. */
304 #define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash))
306 /* Functions in coffgen.c. */
307 extern const bfd_target *coff_object_p
308 (bfd *);
309 extern struct bfd_section *coff_section_from_bfd_index
310 (bfd *, int);
311 extern long coff_get_symtab_upper_bound
312 (bfd *);
313 extern long coff_canonicalize_symtab
314 (bfd *, asymbol **);
315 extern int coff_count_linenumbers
316 (bfd *);
317 extern struct coff_symbol_struct *coff_symbol_from
318 (bfd *, asymbol *);
319 extern bfd_boolean coff_renumber_symbols
320 (bfd *, int *);
321 extern void coff_mangle_symbols
322 (bfd *);
323 extern bfd_boolean coff_write_symbols
324 (bfd *);
325 extern bfd_boolean coff_write_linenumbers
326 (bfd *);
327 extern alent *coff_get_lineno
328 (bfd *, asymbol *);
329 extern asymbol *coff_section_symbol
330 (bfd *, char *);
331 extern bfd_boolean _bfd_coff_get_external_symbols
332 (bfd *);
333 extern const char *_bfd_coff_read_string_table
334 (bfd *);
335 extern bfd_boolean _bfd_coff_free_symbols
336 (bfd *);
337 extern struct coff_ptr_struct *coff_get_normalized_symtab
338 (bfd *);
339 extern long coff_get_reloc_upper_bound
340 (bfd *, sec_ptr);
341 extern asymbol *coff_make_empty_symbol
342 (bfd *);
343 extern void coff_print_symbol
344 (bfd *, void * filep, asymbol *, bfd_print_symbol_type);
345 extern void coff_get_symbol_info
346 (bfd *, asymbol *, symbol_info *ret);
347 extern bfd_boolean _bfd_coff_is_local_label_name
348 (bfd *, const char *);
349 extern asymbol *coff_bfd_make_debug_symbol
350 (bfd *, void *, unsigned long);
351 extern bfd_boolean coff_find_nearest_line
352 (bfd *, asection *, asymbol **, bfd_vma, const char **,
353 const char **, unsigned int *);
354 struct dwarf_debug_section;
355 extern bfd_boolean coff_find_nearest_line_with_names
356 (bfd *, const struct dwarf_debug_section *, asection *, asymbol **,
357 bfd_vma, const char **, const char **, unsigned int *);
358 extern bfd_boolean coff_find_inliner_info
359 (bfd *, const char **, const char **, unsigned int *);
360 extern int coff_sizeof_headers
361 (bfd *, struct bfd_link_info *);
362 extern bfd_boolean bfd_coff_reloc16_relax_section
363 (bfd *, asection *, struct bfd_link_info *, bfd_boolean *);
364 extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
365 (bfd *, struct bfd_link_info *, struct bfd_link_order *,
366 bfd_byte *, bfd_boolean, asymbol **);
367 extern bfd_vma bfd_coff_reloc16_get_value
368 (arelent *, struct bfd_link_info *, asection *);
369 extern void bfd_perform_slip
370 (bfd *, unsigned int, asection *, bfd_vma);
372 /* Functions and types in cofflink.c. */
374 #define STRING_SIZE_SIZE 4
376 /* We use a hash table to merge identical enum, struct, and union
377 definitions in the linker. */
379 /* Information we keep for a single element (an enum value, a
380 structure or union field) in the debug merge hash table. */
382 struct coff_debug_merge_element
384 /* Next element. */
385 struct coff_debug_merge_element *next;
387 /* Name. */
388 const char *name;
390 /* Type. */
391 unsigned int type;
393 /* Symbol index for complex type. */
394 long tagndx;
397 /* A linked list of debug merge entries for a given name. */
399 struct coff_debug_merge_type
401 /* Next type with the same name. */
402 struct coff_debug_merge_type *next;
404 /* Class of type. */
405 int type_class;
407 /* Symbol index where this type is defined. */
408 long indx;
410 /* List of elements. */
411 struct coff_debug_merge_element *elements;
414 /* Information we store in the debug merge hash table. */
416 struct coff_debug_merge_hash_entry
418 struct bfd_hash_entry root;
420 /* A list of types with this name. */
421 struct coff_debug_merge_type *types;
424 /* The debug merge hash table. */
426 struct coff_debug_merge_hash_table
428 struct bfd_hash_table root;
431 /* Initialize a COFF debug merge hash table. */
433 #define coff_debug_merge_hash_table_init(table) \
434 (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc, \
435 sizeof (struct coff_debug_merge_hash_entry)))
437 /* Free a COFF debug merge hash table. */
439 #define coff_debug_merge_hash_table_free(table) \
440 (bfd_hash_table_free (&(table)->root))
442 /* Look up an entry in a COFF debug merge hash table. */
444 #define coff_debug_merge_hash_lookup(table, string, create, copy) \
445 ((struct coff_debug_merge_hash_entry *) \
446 bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
448 /* Information we keep for each section in the output file when doing
449 a relocatable link. */
451 struct coff_link_section_info
453 /* The relocs to be output. */
454 struct internal_reloc *relocs;
455 /* For each reloc against a global symbol whose index was not known
456 when the reloc was handled, the global hash table entry. */
457 struct coff_link_hash_entry **rel_hashes;
460 /* Information that we pass around while doing the final link step. */
462 struct coff_final_link_info
464 /* General link information. */
465 struct bfd_link_info *info;
466 /* Output BFD. */
467 bfd *output_bfd;
468 /* Used to indicate failure in traversal routine. */
469 bfd_boolean failed;
470 /* If doing "task linking" set only during the time when we want the
471 global symbol writer to convert the storage class of defined global
472 symbols from global to static. */
473 bfd_boolean global_to_static;
474 /* Hash table for long symbol names. */
475 struct bfd_strtab_hash *strtab;
476 /* When doing a relocatable link, an array of information kept for
477 each output section, indexed by the target_index field. */
478 struct coff_link_section_info *section_info;
479 /* Symbol index of last C_FILE symbol (-1 if none). */
480 long last_file_index;
481 /* Contents of last C_FILE symbol. */
482 struct internal_syment last_file;
483 /* Symbol index of first aux entry of last .bf symbol with an empty
484 endndx field (-1 if none). */
485 long last_bf_index;
486 /* Contents of last_bf_index aux entry. */
487 union internal_auxent last_bf;
488 /* Hash table used to merge debug information. */
489 struct coff_debug_merge_hash_table debug_merge;
490 /* Buffer large enough to hold swapped symbols of any input file. */
491 struct internal_syment *internal_syms;
492 /* Buffer large enough to hold sections of symbols of any input file. */
493 asection **sec_ptrs;
494 /* Buffer large enough to hold output indices of symbols of any
495 input file. */
496 long *sym_indices;
497 /* Buffer large enough to hold output symbols for any input file. */
498 bfd_byte *outsyms;
499 /* Buffer large enough to hold external line numbers for any input
500 section. */
501 bfd_byte *linenos;
502 /* Buffer large enough to hold any input section. */
503 bfd_byte *contents;
504 /* Buffer large enough to hold external relocs of any input section. */
505 bfd_byte *external_relocs;
506 /* Buffer large enough to hold swapped relocs of any input section. */
507 struct internal_reloc *internal_relocs;
510 /* Most COFF variants have no way to record the alignment of a
511 section. This struct is used to set a specific alignment based on
512 the name of the section. */
514 struct coff_section_alignment_entry
516 /* The section name. */
517 const char *name;
519 /* This is either (unsigned int) -1, indicating that the section
520 name must match exactly, or it is the number of letters which
521 must match at the start of the name. */
522 unsigned int comparison_length;
524 /* These macros may be used to fill in the first two fields in a
525 structure initialization. */
526 #define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1)
527 #define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1)
529 /* Only use this entry if the default section alignment for this
530 target is at least that much (as a power of two). If this field
531 is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
532 unsigned int default_alignment_min;
534 /* Only use this entry if the default section alignment for this
535 target is no greater than this (as a power of two). If this
536 field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
537 unsigned int default_alignment_max;
539 #define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1)
541 /* The desired alignment for this section (as a power of two). */
542 unsigned int alignment_power;
545 extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
546 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
547 extern bfd_boolean _bfd_coff_link_hash_table_init
548 (struct coff_link_hash_table *, bfd *,
549 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
550 struct bfd_hash_table *,
551 const char *),
552 unsigned int);
553 extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
554 (bfd *);
555 extern const char *_bfd_coff_internal_syment_name
556 (bfd *, const struct internal_syment *, char *);
557 extern bfd_boolean _bfd_coff_section_already_linked
558 (bfd *, asection *, struct bfd_link_info *);
559 extern bfd_boolean _bfd_coff_link_add_symbols
560 (bfd *, struct bfd_link_info *);
561 extern bfd_boolean _bfd_coff_final_link
562 (bfd *, struct bfd_link_info *);
563 extern struct internal_reloc *_bfd_coff_read_internal_relocs
564 (bfd *, asection *, bfd_boolean, bfd_byte *, bfd_boolean,
565 struct internal_reloc *);
566 extern bfd_boolean _bfd_coff_generic_relocate_section
567 (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
568 struct internal_reloc *, struct internal_syment *, asection **);
569 extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc
570 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
571 extern bfd_boolean _bfd_coff_write_global_sym
572 (struct bfd_hash_entry *, void *);
573 extern bfd_boolean _bfd_coff_write_task_globals
574 (struct coff_link_hash_entry *, void *);
575 extern bfd_boolean _bfd_coff_link_input_bfd
576 (struct coff_final_link_info *, bfd *);
577 extern bfd_boolean _bfd_coff_reloc_link_order
578 (bfd *, struct coff_final_link_info *, asection *,
579 struct bfd_link_order *);
582 #define coff_get_section_contents_in_window \
583 _bfd_generic_get_section_contents_in_window
585 /* Functions in xcofflink.c. */
587 extern long _bfd_xcoff_get_dynamic_symtab_upper_bound
588 (bfd *);
589 extern long _bfd_xcoff_canonicalize_dynamic_symtab
590 (bfd *, asymbol **);
591 extern long _bfd_xcoff_get_dynamic_reloc_upper_bound
592 (bfd *);
593 extern long _bfd_xcoff_canonicalize_dynamic_reloc
594 (bfd *, arelent **, asymbol **);
595 extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
596 (bfd *);
597 extern void _bfd_xcoff_bfd_link_hash_table_free
598 (struct bfd_link_hash_table *);
599 extern bfd_boolean _bfd_xcoff_bfd_link_add_symbols
600 (bfd *, struct bfd_link_info *);
601 extern bfd_boolean _bfd_xcoff_bfd_final_link
602 (bfd *, struct bfd_link_info *);
603 extern bfd_boolean _bfd_xcoff_define_common_symbol
604 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
605 extern bfd_boolean _bfd_ppc_xcoff_relocate_section
606 (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
607 struct internal_reloc *, struct internal_syment *, asection **);
609 /* Functions in coff-ppc.c. FIXME: These are called by pe.em in the
610 linker, and so should start with bfd and be declared in bfd.h. */
612 extern bfd_boolean ppc_allocate_toc_section
613 (struct bfd_link_info *);
614 extern bfd_boolean ppc_process_before_allocation
615 (bfd *, struct bfd_link_info *);
616 /* Extracted from coffcode.h. */
617 typedef struct coff_ptr_struct
619 /* Remembers the offset from the first symbol in the file for
620 this symbol. Generated by coff_renumber_symbols. */
621 unsigned int offset;
623 /* Should the value of this symbol be renumbered. Used for
624 XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. */
625 unsigned int fix_value : 1;
627 /* Should the tag field of this symbol be renumbered.
628 Created by coff_pointerize_aux. */
629 unsigned int fix_tag : 1;
631 /* Should the endidx field of this symbol be renumbered.
632 Created by coff_pointerize_aux. */
633 unsigned int fix_end : 1;
635 /* Should the x_csect.x_scnlen field be renumbered.
636 Created by coff_pointerize_aux. */
637 unsigned int fix_scnlen : 1;
639 /* Fix up an XCOFF C_BINCL/C_EINCL symbol. The value is the
640 index into the line number entries. Set by coff_slurp_symbol_table. */
641 unsigned int fix_line : 1;
643 /* The container for the symbol structure as read and translated
644 from the file. */
645 union
647 union internal_auxent auxent;
648 struct internal_syment syment;
649 } u;
650 } combined_entry_type;
653 /* Each canonical asymbol really looks like this: */
655 typedef struct coff_symbol_struct
657 /* The actual symbol which the rest of BFD works with */
658 asymbol symbol;
660 /* A pointer to the hidden information for this symbol */
661 combined_entry_type *native;
663 /* A pointer to the linenumber information for this symbol */
664 struct lineno_cache_entry *lineno;
666 /* Have the line numbers been relocated yet ? */
667 bfd_boolean done_lineno;
668 } coff_symbol_type;
669 /* COFF symbol classifications. */
671 enum coff_symbol_classification
673 /* Global symbol. */
674 COFF_SYMBOL_GLOBAL,
675 /* Common symbol. */
676 COFF_SYMBOL_COMMON,
677 /* Undefined symbol. */
678 COFF_SYMBOL_UNDEFINED,
679 /* Local symbol. */
680 COFF_SYMBOL_LOCAL,
681 /* PE section symbol. */
682 COFF_SYMBOL_PE_SECTION
685 typedef struct
687 void (*_bfd_coff_swap_aux_in)
688 (bfd *, void *, int, int, int, int, void *);
690 void (*_bfd_coff_swap_sym_in)
691 (bfd *, void *, void *);
693 void (*_bfd_coff_swap_lineno_in)
694 (bfd *, void *, void *);
696 unsigned int (*_bfd_coff_swap_aux_out)
697 (bfd *, void *, int, int, int, int, void *);
699 unsigned int (*_bfd_coff_swap_sym_out)
700 (bfd *, void *, void *);
702 unsigned int (*_bfd_coff_swap_lineno_out)
703 (bfd *, void *, void *);
705 unsigned int (*_bfd_coff_swap_reloc_out)
706 (bfd *, void *, void *);
708 unsigned int (*_bfd_coff_swap_filehdr_out)
709 (bfd *, void *, void *);
711 unsigned int (*_bfd_coff_swap_aouthdr_out)
712 (bfd *, void *, void *);
714 unsigned int (*_bfd_coff_swap_scnhdr_out)
715 (bfd *, void *, void *);
717 unsigned int _bfd_filhsz;
718 unsigned int _bfd_aoutsz;
719 unsigned int _bfd_scnhsz;
720 unsigned int _bfd_symesz;
721 unsigned int _bfd_auxesz;
722 unsigned int _bfd_relsz;
723 unsigned int _bfd_linesz;
724 unsigned int _bfd_filnmlen;
725 bfd_boolean _bfd_coff_long_filenames;
727 bfd_boolean _bfd_coff_long_section_names;
728 bfd_boolean (*_bfd_coff_set_long_section_names)
729 (bfd *, int);
731 unsigned int _bfd_coff_default_section_alignment_power;
732 bfd_boolean _bfd_coff_force_symnames_in_strings;
733 unsigned int _bfd_coff_debug_string_prefix_length;
735 void (*_bfd_coff_swap_filehdr_in)
736 (bfd *, void *, void *);
738 void (*_bfd_coff_swap_aouthdr_in)
739 (bfd *, void *, void *);
741 void (*_bfd_coff_swap_scnhdr_in)
742 (bfd *, void *, void *);
744 void (*_bfd_coff_swap_reloc_in)
745 (bfd *abfd, void *, void *);
747 bfd_boolean (*_bfd_coff_bad_format_hook)
748 (bfd *, void *);
750 bfd_boolean (*_bfd_coff_set_arch_mach_hook)
751 (bfd *, void *);
753 void * (*_bfd_coff_mkobject_hook)
754 (bfd *, void *, void *);
756 bfd_boolean (*_bfd_styp_to_sec_flags_hook)
757 (bfd *, void *, const char *, asection *, flagword *);
759 void (*_bfd_set_alignment_hook)
760 (bfd *, asection *, void *);
762 bfd_boolean (*_bfd_coff_slurp_symbol_table)
763 (bfd *);
765 bfd_boolean (*_bfd_coff_symname_in_debug)
766 (bfd *, struct internal_syment *);
768 bfd_boolean (*_bfd_coff_pointerize_aux_hook)
769 (bfd *, combined_entry_type *, combined_entry_type *,
770 unsigned int, combined_entry_type *);
772 bfd_boolean (*_bfd_coff_print_aux)
773 (bfd *, FILE *, combined_entry_type *, combined_entry_type *,
774 combined_entry_type *, unsigned int);
776 void (*_bfd_coff_reloc16_extra_cases)
777 (bfd *, struct bfd_link_info *, struct bfd_link_order *, arelent *,
778 bfd_byte *, unsigned int *, unsigned int *);
780 int (*_bfd_coff_reloc16_estimate)
781 (bfd *, asection *, arelent *, unsigned int,
782 struct bfd_link_info *);
784 enum coff_symbol_classification (*_bfd_coff_classify_symbol)
785 (bfd *, struct internal_syment *);
787 bfd_boolean (*_bfd_coff_compute_section_file_positions)
788 (bfd *);
790 bfd_boolean (*_bfd_coff_start_final_link)
791 (bfd *, struct bfd_link_info *);
793 bfd_boolean (*_bfd_coff_relocate_section)
794 (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
795 struct internal_reloc *, struct internal_syment *, asection **);
797 reloc_howto_type *(*_bfd_coff_rtype_to_howto)
798 (bfd *, asection *, struct internal_reloc *,
799 struct coff_link_hash_entry *, struct internal_syment *,
800 bfd_vma *);
802 bfd_boolean (*_bfd_coff_adjust_symndx)
803 (bfd *, struct bfd_link_info *, bfd *, asection *,
804 struct internal_reloc *, bfd_boolean *);
806 bfd_boolean (*_bfd_coff_link_add_one_symbol)
807 (struct bfd_link_info *, bfd *, const char *, flagword,
808 asection *, bfd_vma, const char *, bfd_boolean, bfd_boolean,
809 struct bfd_link_hash_entry **);
811 bfd_boolean (*_bfd_coff_link_output_has_begun)
812 (bfd *, struct coff_final_link_info *);
814 bfd_boolean (*_bfd_coff_final_link_postscript)
815 (bfd *, struct coff_final_link_info *);
817 bfd_boolean (*_bfd_coff_print_pdata)
818 (bfd *, void *);
820 } bfd_coff_backend_data;
822 #define coff_backend_info(abfd) \
823 ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
825 #define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \
826 ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i))
828 #define bfd_coff_swap_sym_in(a,e,i) \
829 ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i))
831 #define bfd_coff_swap_lineno_in(a,e,i) \
832 ((coff_backend_info ( a)->_bfd_coff_swap_lineno_in) (a,e,i))
834 #define bfd_coff_swap_reloc_out(abfd, i, o) \
835 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_out) (abfd, i, o))
837 #define bfd_coff_swap_lineno_out(abfd, i, o) \
838 ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o))
840 #define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \
841 ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o))
843 #define bfd_coff_swap_sym_out(abfd, i,o) \
844 ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o))
846 #define bfd_coff_swap_scnhdr_out(abfd, i,o) \
847 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_out) (abfd, i, o))
849 #define bfd_coff_swap_filehdr_out(abfd, i,o) \
850 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_out) (abfd, i, o))
852 #define bfd_coff_swap_aouthdr_out(abfd, i,o) \
853 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_out) (abfd, i, o))
855 #define bfd_coff_filhsz(abfd) (coff_backend_info (abfd)->_bfd_filhsz)
856 #define bfd_coff_aoutsz(abfd) (coff_backend_info (abfd)->_bfd_aoutsz)
857 #define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz)
858 #define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz)
859 #define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz)
860 #define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz)
861 #define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz)
862 #define bfd_coff_filnmlen(abfd) (coff_backend_info (abfd)->_bfd_filnmlen)
863 #define bfd_coff_long_filenames(abfd) \
864 (coff_backend_info (abfd)->_bfd_coff_long_filenames)
865 #define bfd_coff_long_section_names(abfd) \
866 (coff_backend_info (abfd)->_bfd_coff_long_section_names)
867 #define bfd_coff_set_long_section_names(abfd, enable) \
868 ((coff_backend_info (abfd)->_bfd_coff_set_long_section_names) (abfd, enable))
869 #define bfd_coff_default_section_alignment_power(abfd) \
870 (coff_backend_info (abfd)->_bfd_coff_default_section_alignment_power)
871 #define bfd_coff_swap_filehdr_in(abfd, i,o) \
872 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o))
874 #define bfd_coff_swap_aouthdr_in(abfd, i,o) \
875 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_in) (abfd, i, o))
877 #define bfd_coff_swap_scnhdr_in(abfd, i,o) \
878 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o))
880 #define bfd_coff_swap_reloc_in(abfd, i, o) \
881 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o))
883 #define bfd_coff_bad_format_hook(abfd, filehdr) \
884 ((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr))
886 #define bfd_coff_set_arch_mach_hook(abfd, filehdr)\
887 ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr))
888 #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
889 ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook)\
890 (abfd, filehdr, aouthdr))
892 #define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section, flags_ptr)\
893 ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\
894 (abfd, scnhdr, name, section, flags_ptr))
896 #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\
897 ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr))
899 #define bfd_coff_slurp_symbol_table(abfd)\
900 ((coff_backend_info (abfd)->_bfd_coff_slurp_symbol_table) (abfd))
902 #define bfd_coff_symname_in_debug(abfd, sym)\
903 ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym))
905 #define bfd_coff_force_symnames_in_strings(abfd)\
906 (coff_backend_info (abfd)->_bfd_coff_force_symnames_in_strings)
908 #define bfd_coff_debug_string_prefix_length(abfd)\
909 (coff_backend_info (abfd)->_bfd_coff_debug_string_prefix_length)
911 #define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\
912 ((coff_backend_info (abfd)->_bfd_coff_print_aux)\
913 (abfd, file, base, symbol, aux, indaux))
915 #define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order,\
916 reloc, data, src_ptr, dst_ptr)\
917 ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
918 (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
920 #define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
921 ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
922 (abfd, section, reloc, shrink, link_info))
924 #define bfd_coff_classify_symbol(abfd, sym)\
925 ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\
926 (abfd, sym))
928 #define bfd_coff_compute_section_file_positions(abfd)\
929 ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\
930 (abfd))
932 #define bfd_coff_start_final_link(obfd, info)\
933 ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\
934 (obfd, info))
935 #define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\
936 ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\
937 (obfd, info, ibfd, o, con, rel, isyms, secs))
938 #define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\
939 ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\
940 (abfd, sec, rel, h, sym, addendp))
941 #define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\
942 ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\
943 (obfd, info, ibfd, sec, rel, adjustedp))
944 #define bfd_coff_link_add_one_symbol(info, abfd, name, flags, section,\
945 value, string, cp, coll, hashp)\
946 ((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\
947 (info, abfd, name, flags, section, value, string, cp, coll, hashp))
949 #define bfd_coff_link_output_has_begun(a,p) \
950 ((coff_backend_info (a)->_bfd_coff_link_output_has_begun) (a, p))
951 #define bfd_coff_final_link_postscript(a,p) \
952 ((coff_backend_info (a)->_bfd_coff_final_link_postscript) (a, p))
954 #define bfd_coff_have_print_pdata(a) \
955 (coff_backend_info (a)->_bfd_coff_print_pdata)
956 #define bfd_coff_print_pdata(a,p) \
957 ((coff_backend_info (a)->_bfd_coff_print_pdata) (a, p))
959 /* Macro: Returns true if the bfd is a PE executable as opposed to a
960 PE object file. */
961 #define bfd_pei_p(abfd) \
962 (CONST_STRNEQ ((abfd)->xvec->name, "pei-"))