1 /* Main header file for the bfd library -- portable access to object files.
2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 Free Software Foundation, Inc.
5 Contributed by Cygnus Support.
7 This file is part of BFD, the Binary File Descriptor library.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
23 #ifndef __BFD_H_SEEN__
24 #define __BFD_H_SEEN__
32 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
34 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
35 The problem is, "32_" is not a valid preprocessing token, and we don't
36 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
37 cause the inner CONCAT2 macros to be evaluated first, producing
38 still-valid pp-tokens. Then the final concatenation can be done. */
40 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
44 #define BFD_VERSION @bfd_version@
45 #define BFD_VERSION_DATE @bfd_version_date@
46 #define BFD_VERSION_STRING @bfd_version_string@
48 /* The word size used by BFD on the host. This may be 64 with a 32
49 bit target if the host is 64 bit, or if other 64 bit targets have
50 been selected with --enable-targets, or if --enable-64-bit-bfd. */
51 #define BFD_ARCH_SIZE @wordsize@
53 /* The word size of the default bfd target. */
54 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
56 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
57 #if @BFD_HOST_64_BIT_DEFINED@
58 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
59 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
62 #if BFD_ARCH_SIZE >= 64
68 #define INLINE __inline__
74 /* Forward declaration. */
75 typedef struct _bfd bfd;
77 /* To squelch erroneous compiler warnings ("illegal pointer
78 combination") from the SVR3 compiler, we would like to typedef
79 boolean to int (it doesn't like functions which return boolean.
80 Making sure they are never implicitly declared to return int
81 doesn't seem to help). But this file is not configured based on
83 /* General rules: functions which are boolean return true on success
84 and false on failure (unless they're a predicate). -- bfd.doc */
85 /* I'm sure this is going to break something and someone is going to
86 force me to change it. */
87 /* typedef enum boolean {false, true} boolean; */
88 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
89 /* It gets worse if the host also defines a true/false enum... -sts */
90 /* And even worse if your compiler has built-in boolean types... -law */
91 /* And even worse if your compiler provides a stdbool.h that conflicts
92 with these definitions... gcc 2.95 and later do. -drow */
93 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
94 #define TRUE_FALSE_ALREADY_DEFINED
96 #if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95))
98 #define TRUE_FALSE_ALREADY_DEFINED
102 /* Pre-emptive strike - get the file with the enum. */
104 #define TRUE_FALSE_ALREADY_DEFINED
106 #ifndef TRUE_FALSE_ALREADY_DEFINED
107 typedef enum bfd_boolean {false, true} boolean;
108 #define BFD_TRUE_FALSE
110 /* Use enum names that will appear nowhere else. */
111 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
114 /* Support for different sizes of target format ints and addresses.
115 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
116 set to 1 above. Otherwise, if gcc is being used, this code will
117 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
120 #ifndef BFD_HOST_64_BIT
121 # if BFD_HOST_64BIT_LONG
122 # define BFD_HOST_64_BIT long
123 # define BFD_HOST_U_64_BIT unsigned long
127 # define BFD_HOST_64_BIT long long
128 # define BFD_HOST_U_64_BIT unsigned long long
129 # endif /* __GNUC__ >= 2 */
130 # endif /* ! defined (__GNUC__) */
131 # endif /* ! BFD_HOST_64BIT_LONG */
132 #endif /* ! defined (BFD_HOST_64_BIT) */
136 #ifndef BFD_HOST_64_BIT
137 #error No 64 bit integer type available
138 #endif /* ! defined (BFD_HOST_64_BIT) */
140 typedef BFD_HOST_U_64_BIT bfd_vma;
141 typedef BFD_HOST_64_BIT bfd_signed_vma;
142 typedef BFD_HOST_U_64_BIT bfd_size_type;
143 typedef BFD_HOST_U_64_BIT symvalue;
146 #if BFD_HOST_64BIT_LONG
147 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
148 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
150 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
151 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
152 #define fprintf_vma(s,x) \
153 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
154 #define sprintf_vma(s,x) \
155 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
159 #else /* not BFD64 */
161 /* Represent a target address. Also used as a generic unsigned type
162 which is guaranteed to be big enough to hold any arithmetic types
163 we need to deal with. */
164 typedef unsigned long bfd_vma;
166 /* A generic signed type which is guaranteed to be big enough to hold any
167 arithmetic types we need to deal with. Can be assumed to be compatible
168 with bfd_vma in the same way that signed and unsigned ints are compatible
169 (as parameters, in assignment, etc). */
170 typedef long bfd_signed_vma;
172 typedef unsigned long symvalue;
173 typedef unsigned long bfd_size_type;
175 /* Print a bfd_vma x on stream s. */
176 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
177 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
179 #endif /* not BFD64 */
181 /* A pointer to a position in a file. */
182 /* FIXME: This should be using off_t from <sys/types.h>.
183 For now, try to avoid breaking stuff by not including <sys/types.h> here.
184 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
185 Probably the best long-term answer is to avoid using file_ptr AND off_t
186 in this header file, and to handle this in the BFD implementation
187 rather than in its interface. */
188 /* typedef off_t file_ptr; */
189 typedef bfd_signed_vma file_ptr;
190 typedef bfd_vma ufile_ptr;
192 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
193 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
195 #define printf_vma(x) fprintf_vma(stdout,x)
196 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
198 typedef unsigned int flagword; /* 32 bits of flags */
199 typedef unsigned char bfd_byte;
203 typedef enum bfd_format
205 bfd_unknown = 0, /* File format is unknown. */
206 bfd_object, /* Linker/assember/compiler output. */
207 bfd_archive, /* Object archive file. */
208 bfd_core, /* Core dump. */
209 bfd_type_end /* Marks the end; don't use it! */
213 /* Values that may appear in the flags field of a BFD. These also
214 appear in the object_flags field of the bfd_target structure, where
215 they indicate the set of flags used by that backend (not all flags
216 are meaningful for all object file formats) (FIXME: at the moment,
217 the object_flags values have mostly just been copied from backend
218 to another, and are not necessarily correct). */
221 #define BFD_NO_FLAGS 0x00
223 /* BFD contains relocation entries. */
224 #define HAS_RELOC 0x01
226 /* BFD is directly executable. */
229 /* BFD has line number information (basically used for F_LNNO in a
231 #define HAS_LINENO 0x04
233 /* BFD has debugging information. */
234 #define HAS_DEBUG 0x08
236 /* BFD has symbols. */
237 #define HAS_SYMS 0x10
239 /* BFD has local symbols (basically used for F_LSYMS in a COFF
241 #define HAS_LOCALS 0x20
243 /* BFD is a dynamic object. */
246 /* Text section is write protected (if D_PAGED is not set, this is
247 like an a.out NMAGIC file) (the linker sets this by default, but
248 clears it for -r or -N). */
251 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
252 linker sets this by default, but clears it for -r or -n or -N). */
253 #define D_PAGED 0x100
255 /* BFD is relaxable (this means that bfd_relax_section may be able to
256 do something) (sometimes bfd_relax_section can do something even if
258 #define BFD_IS_RELAXABLE 0x200
260 /* This may be set before writing out a BFD to request using a
261 traditional format. For example, this is used to request that when
262 writing out an a.out object the symbols not be hashed to eliminate
264 #define BFD_TRADITIONAL_FORMAT 0x400
266 /* This flag indicates that the BFD contents are actually cached in
267 memory. If this is set, iostream points to a bfd_in_memory struct. */
268 #define BFD_IN_MEMORY 0x800
270 /* Symbols and relocation. */
272 /* A count of carsyms (canonical archive symbols). */
273 typedef unsigned long symindex;
275 /* How to perform a relocation. */
276 typedef const struct reloc_howto_struct reloc_howto_type;
278 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
280 /* General purpose part of a symbol X;
281 target specific parts are in libcoff.h, libaout.h, etc. */
283 #define bfd_get_section(x) ((x)->section)
284 #define bfd_get_output_section(x) ((x)->section->output_section)
285 #define bfd_set_section(x,y) ((x)->section) = (y)
286 #define bfd_asymbol_base(x) ((x)->section->vma)
287 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
288 #define bfd_asymbol_name(x) ((x)->name)
289 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
290 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
291 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
293 /* A canonical archive symbol. */
294 /* This is a type pun with struct ranlib on purpose! */
295 typedef struct carsym
298 file_ptr file_offset; /* Look here to find the file. */
300 carsym; /* To make these you call a carsymogen. */
302 /* Used in generating armaps (archive tables of contents).
303 Perhaps just a forward definition would do? */
304 struct orl /* Output ranlib. */
306 char **name; /* Symbol name. */
311 } u; /* bfd* or file position. */
312 int namidx; /* Index into string table. */
315 /* Linenumber stuff. */
316 typedef struct lineno_cache_entry
318 unsigned int line_number; /* Linenumber from start of function. */
321 struct symbol_cache_entry *sym; /* Function name. */
322 bfd_vma offset; /* Offset into section. */
327 /* Object and core file sections. */
329 #define align_power(addr, align) \
330 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
332 typedef struct sec *sec_ptr;
334 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
335 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
336 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
337 #define bfd_section_name(bfd, ptr) ((ptr)->name)
338 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
339 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
340 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
341 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
342 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
343 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
345 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
347 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
348 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
349 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
351 typedef struct stat stat_type;
353 typedef enum bfd_print_symbol
355 bfd_print_symbol_name,
356 bfd_print_symbol_more,
358 } bfd_print_symbol_type;
360 /* Information about a symbol that nm needs. */
362 typedef struct _symbol_info
366 const char *name; /* Symbol name. */
367 unsigned char stab_type; /* Stab type. */
368 char stab_other; /* Stab other. */
369 short stab_desc; /* Stab desc. */
370 const char *stab_name; /* String for stab type. */
373 /* Get the name of a stabs type code. */
375 extern const char *bfd_get_stab_name PARAMS ((int));
377 /* Hash table routines. There is no way to free up a hash table. */
379 /* An element in the hash table. Most uses will actually use a larger
380 structure, and an instance of this will be the first field. */
382 struct bfd_hash_entry
384 /* Next entry for this hash code. */
385 struct bfd_hash_entry *next;
386 /* String being hashed. */
388 /* Hash code. This is the full hash code, not the index into the
395 struct bfd_hash_table
397 /* The hash array. */
398 struct bfd_hash_entry **table;
399 /* The number of slots in the hash table. */
401 /* A function used to create new elements in the hash table. The
402 first entry is itself a pointer to an element. When this
403 function is first invoked, this pointer will be NULL. However,
404 having the pointer permits a hierarchy of method functions to be
405 built each of which calls the function in the superclass. Thus
406 each function should be written to allocate a new block of memory
407 only if the argument is NULL. */
408 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
409 struct bfd_hash_table *,
411 /* An objalloc for this hash table. This is a struct objalloc *,
412 but we use PTR to avoid requiring the inclusion of objalloc.h. */
416 /* Initialize a hash table. */
417 extern boolean bfd_hash_table_init
418 PARAMS ((struct bfd_hash_table *,
419 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
420 struct bfd_hash_table *,
423 /* Initialize a hash table specifying a size. */
424 extern boolean bfd_hash_table_init_n
425 PARAMS ((struct bfd_hash_table *,
426 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
427 struct bfd_hash_table *,
431 /* Free up a hash table. */
432 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
434 /* Look up a string in a hash table. If CREATE is true, a new entry
435 will be created for this string if one does not already exist. The
436 COPY argument must be true if this routine should copy the string
437 into newly allocated memory when adding an entry. */
438 extern struct bfd_hash_entry *bfd_hash_lookup
439 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
442 /* Replace an entry in a hash table. */
443 extern void bfd_hash_replace
444 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
445 struct bfd_hash_entry *nw));
447 /* Base method for creating a hash table entry. */
448 extern struct bfd_hash_entry *bfd_hash_newfunc
449 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
452 /* Grab some space for a hash table entry. */
453 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
456 /* Traverse a hash table in a random order, calling a function on each
457 element. If the function returns false, the traversal stops. The
458 INFO argument is passed to the function. */
459 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
460 boolean (*) (struct bfd_hash_entry *,
464 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
466 /* User program access to BFD facilities. */
468 /* Direct I/O routines, for programs which know more about the object
469 file than BFD does. Use higher level routines if possible. */
471 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
472 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
473 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
474 extern ufile_ptr bfd_tell PARAMS ((bfd *));
475 extern int bfd_flush PARAMS ((bfd *));
476 extern int bfd_stat PARAMS ((bfd *, struct stat *));
478 /* Deprecated old routines. */
480 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
481 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
482 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
483 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
484 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
485 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
487 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
488 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
489 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
490 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
491 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
492 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
494 extern void warn_deprecated
495 PARAMS ((const char *, const char *, int, const char *));
497 /* Cast from const char * to char * so that caller can assign to
498 a char * without a warning. */
499 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
500 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
501 #define bfd_get_format(abfd) ((abfd)->format)
502 #define bfd_get_target(abfd) ((abfd)->xvec->name)
503 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
504 #define bfd_family_coff(abfd) \
505 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
506 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
507 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
508 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
509 #define bfd_header_big_endian(abfd) \
510 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
511 #define bfd_header_little_endian(abfd) \
512 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
513 #define bfd_get_file_flags(abfd) ((abfd)->flags)
514 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
515 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
516 #define bfd_my_archive(abfd) ((abfd)->my_archive)
517 #define bfd_has_map(abfd) ((abfd)->has_armap)
519 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
520 #define bfd_usrdata(abfd) ((abfd)->usrdata)
522 #define bfd_get_start_address(abfd) ((abfd)->start_address)
523 #define bfd_get_symcount(abfd) ((abfd)->symcount)
524 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
525 #define bfd_count_sections(abfd) ((abfd)->section_count)
527 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
529 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
531 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
532 /* NB: This declaration should match the autogenerated one in libbfd.h. */
534 extern boolean bfd_record_phdr
535 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
536 boolean, boolean, unsigned int, struct sec **));
538 /* Byte swapping routines. */
540 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
541 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
542 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
543 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
544 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
545 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
546 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
547 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
548 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
549 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
550 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
551 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
552 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
553 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
554 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
555 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
556 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
557 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
559 /* Byte swapping routines which take size and endiannes as arguments. */
561 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
562 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
564 /* Externally visible ECOFF routines. */
566 #if defined(__STDC__) || defined(ALMOST_STDC)
567 struct ecoff_debug_info;
568 struct ecoff_debug_swap;
570 struct symbol_cache_entry;
571 struct bfd_link_info;
572 struct bfd_link_hash_entry;
573 struct bfd_elf_version_tree;
575 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
576 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
577 extern boolean bfd_ecoff_set_regmasks
578 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
579 unsigned long *cprmask));
580 extern PTR bfd_ecoff_debug_init
581 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
582 const struct ecoff_debug_swap *output_swap,
583 struct bfd_link_info *));
584 extern void bfd_ecoff_debug_free
585 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
586 const struct ecoff_debug_swap *output_swap,
587 struct bfd_link_info *));
588 extern boolean bfd_ecoff_debug_accumulate
589 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
590 const struct ecoff_debug_swap *output_swap,
591 bfd *input_bfd, struct ecoff_debug_info *input_debug,
592 const struct ecoff_debug_swap *input_swap,
593 struct bfd_link_info *));
594 extern boolean bfd_ecoff_debug_accumulate_other
595 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
596 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
597 struct bfd_link_info *));
598 extern boolean bfd_ecoff_debug_externals
599 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
600 const struct ecoff_debug_swap *swap,
601 boolean relocateable,
602 boolean (*get_extr) (struct symbol_cache_entry *,
603 struct ecoff_extr *),
604 void (*set_index) (struct symbol_cache_entry *,
606 extern boolean bfd_ecoff_debug_one_external
607 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
608 const struct ecoff_debug_swap *swap,
609 const char *name, struct ecoff_extr *esym));
610 extern bfd_size_type bfd_ecoff_debug_size
611 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
612 const struct ecoff_debug_swap *swap));
613 extern boolean bfd_ecoff_write_debug
614 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
615 const struct ecoff_debug_swap *swap, file_ptr where));
616 extern boolean bfd_ecoff_write_accumulated_debug
617 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
618 const struct ecoff_debug_swap *swap,
619 struct bfd_link_info *info, file_ptr where));
620 extern boolean bfd_mips_ecoff_create_embedded_relocs
621 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
624 /* Externally visible ELF routines. */
626 struct bfd_link_needed_list
628 struct bfd_link_needed_list *next;
633 extern boolean bfd_elf32_record_link_assignment
634 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
635 extern boolean bfd_elf64_record_link_assignment
636 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
637 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
638 PARAMS ((bfd *, struct bfd_link_info *));
639 extern boolean bfd_elf_get_bfd_needed_list
640 PARAMS ((bfd *, struct bfd_link_needed_list **));
641 extern boolean bfd_elf32_size_dynamic_sections
642 PARAMS ((bfd *, const char *, const char *, const char *,
643 const char * const *, struct bfd_link_info *, struct sec **,
644 struct bfd_elf_version_tree *));
645 extern boolean bfd_elf64_size_dynamic_sections
646 PARAMS ((bfd *, const char *, const char *, const char *,
647 const char * const *, struct bfd_link_info *, struct sec **,
648 struct bfd_elf_version_tree *));
649 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
650 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
651 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
652 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
653 PARAMS ((bfd *, struct bfd_link_info *));
654 extern boolean bfd_elf32_discard_info
655 PARAMS ((bfd *, struct bfd_link_info *));
656 extern boolean bfd_elf64_discard_info
657 PARAMS ((bfd *, struct bfd_link_info *));
659 /* Return an upper bound on the number of bytes required to store a
660 copy of ABFD's program header table entries. Return -1 if an error
661 occurs; bfd_get_error will return an appropriate code. */
662 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
664 /* Copy ABFD's program header table entries to *PHDRS. The entries
665 will be stored as an array of Elf_Internal_Phdr structures, as
666 defined in include/elf/internal.h. To find out how large the
667 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
669 Return the number of program header table entries read, or -1 if an
670 error occurs; bfd_get_error will return an appropriate code. */
671 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
673 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
674 extern int bfd_get_arch_size PARAMS ((bfd *));
676 /* Return true if address "naturally" sign extends, or -1 if not elf. */
677 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
679 extern boolean bfd_m68k_elf32_create_embedded_relocs
680 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
682 extern boolean bfd_mips_elf32_create_embedded_relocs
683 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
686 /* SunOS shared library support routines for the linker. */
688 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
689 PARAMS ((bfd *, struct bfd_link_info *));
690 extern boolean bfd_sunos_record_link_assignment
691 PARAMS ((bfd *, struct bfd_link_info *, const char *));
692 extern boolean bfd_sunos_size_dynamic_sections
693 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
696 /* Linux shared library support routines for the linker. */
698 extern boolean bfd_i386linux_size_dynamic_sections
699 PARAMS ((bfd *, struct bfd_link_info *));
700 extern boolean bfd_m68klinux_size_dynamic_sections
701 PARAMS ((bfd *, struct bfd_link_info *));
702 extern boolean bfd_sparclinux_size_dynamic_sections
703 PARAMS ((bfd *, struct bfd_link_info *));
707 struct _bfd_window_internal;
708 typedef struct _bfd_window_internal bfd_window_internal;
710 typedef struct _bfd_window
712 /* What the user asked for. */
715 /* The actual window used by BFD. Small user-requested read-only
716 regions sharing a page may share a single window into the object
717 file. Read-write versions shouldn't until I've fixed things to
718 keep track of which portions have been claimed by the
719 application; don't want to give the same region back when the
720 application wants two writable copies! */
721 struct _bfd_window_internal *i;
725 extern void bfd_init_window PARAMS ((bfd_window *));
726 extern void bfd_free_window PARAMS ((bfd_window *));
727 extern boolean bfd_get_file_window
728 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
730 /* XCOFF support routines for the linker. */
732 extern boolean bfd_xcoff_link_record_set
733 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
735 extern boolean bfd_xcoff_import_symbol
736 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
737 bfd_vma, const char *, const char *, const char *, unsigned int));
738 extern boolean bfd_xcoff_export_symbol
739 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
740 extern boolean bfd_xcoff_link_count_reloc
741 PARAMS ((bfd *, struct bfd_link_info *, const char *));
742 extern boolean bfd_xcoff_record_link_assignment
743 PARAMS ((bfd *, struct bfd_link_info *, const char *));
744 extern boolean bfd_xcoff_size_dynamic_sections
745 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
746 unsigned long, unsigned long, unsigned long, boolean,
747 int, boolean, boolean, struct sec **));
748 extern boolean bfd_xcoff_link_generate_rtinit
749 PARAMS ((bfd *, const char *, const char *));
751 /* Externally visible COFF routines. */
753 #if defined(__STDC__) || defined(ALMOST_STDC)
754 struct internal_syment;
755 union internal_auxent;
758 extern boolean bfd_coff_get_syment
759 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
761 extern boolean bfd_coff_get_auxent
762 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
764 extern boolean bfd_coff_set_symbol_class
765 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
767 extern boolean bfd_m68k_coff_create_embedded_relocs
768 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
771 /* ARM Interworking support. Called from linker. */
772 extern boolean bfd_arm_allocate_interworking_sections
773 PARAMS ((struct bfd_link_info *));
775 extern boolean bfd_arm_process_before_allocation
776 PARAMS ((bfd *, struct bfd_link_info *, int));
778 extern boolean bfd_arm_get_bfd_for_interworking
779 PARAMS ((bfd *, struct bfd_link_info *));
781 /* PE ARM Interworking support. Called from linker. */
782 extern boolean bfd_arm_pe_allocate_interworking_sections
783 PARAMS ((struct bfd_link_info *));
785 extern boolean bfd_arm_pe_process_before_allocation
786 PARAMS ((bfd *, struct bfd_link_info *, int));
788 extern boolean bfd_arm_pe_get_bfd_for_interworking
789 PARAMS ((bfd *, struct bfd_link_info *));
791 /* ELF ARM Interworking support. Called from linker. */
792 extern boolean bfd_elf32_arm_allocate_interworking_sections
793 PARAMS ((struct bfd_link_info *));
795 extern boolean bfd_elf32_arm_process_before_allocation
796 PARAMS ((bfd *, struct bfd_link_info *, int));
798 extern boolean bfd_elf32_arm_get_bfd_for_interworking
799 PARAMS ((bfd *, struct bfd_link_info *));
801 /* TI COFF load page support. */
802 extern void bfd_ticoff_set_section_load_page
803 PARAMS ((struct sec *, int));
805 extern int bfd_ticoff_get_section_load_page
806 PARAMS ((struct sec *));
808 /* And more from the source. */