1 /* Main header file for the bfd library -- portable access to object files.
3 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
4 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
6 Contributed by Cygnus Support.
8 This file is part of BFD, the Binary File Descriptor library.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 #ifndef __BFD_H_SEEN__
25 #define __BFD_H_SEEN__
33 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
35 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
36 The problem is, "32_" is not a valid preprocessing token, and we don't
37 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
38 cause the inner CONCAT2 macros to be evaluated first, producing
39 still-valid pp-tokens. Then the final concatenation can be done. */
41 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
45 /* The word size used by BFD on the host. This may be 64 with a 32
46 bit target if the host is 64 bit, or if other 64 bit targets have
47 been selected with --enable-targets, or if --enable-64-bit-bfd. */
48 #define BFD_ARCH_SIZE @wordsize@
50 /* The word size of the default bfd target. */
51 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
53 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
54 #define BFD_HOST_LONG_LONG @BFD_HOST_LONG_LONG@
55 #if @BFD_HOST_64_BIT_DEFINED@
56 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
57 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
60 #if BFD_ARCH_SIZE >= 64
66 #define INLINE __inline__
72 /* Forward declaration. */
73 typedef struct bfd bfd
;
75 /* Boolean type used in bfd. Too many systems define their own
76 versions of "boolean" for us to safely typedef a "boolean" of
77 our own. Using an enum for "bfd_boolean" has its own set of
78 problems, with strange looking casts required to avoid warnings
79 on some older compilers. Thus we just use an int.
81 General rule: Functions which are bfd_boolean return TRUE on
82 success and FALSE on failure (unless they're a predicate). */
84 typedef int bfd_boolean
;
94 #define false dont_use_false_in_bfd
95 #define true dont_use_true_in_bfd
98 /* Support for different sizes of target format ints and addresses.
99 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
100 set to 1 above. Otherwise, if the host compiler used during
101 configuration supports long long, this code will use it.
102 Otherwise, BFD_HOST_64_BIT must be defined above. */
104 #ifndef BFD_HOST_64_BIT
105 # if BFD_HOST_64BIT_LONG
106 # define BFD_HOST_64_BIT long
107 # define BFD_HOST_U_64_BIT unsigned long
109 # if BFD_HOST_LONG_LONG
110 # define BFD_HOST_64_BIT long long
111 # define BFD_HOST_U_64_BIT unsigned long long
112 # endif /* ! BFD_HOST_LONG_LONG */
113 # endif /* ! BFD_HOST_64BIT_LONG */
114 #endif /* ! defined (BFD_HOST_64_BIT) */
118 #ifndef BFD_HOST_64_BIT
119 #error No 64 bit integer type available
120 #endif /* ! defined (BFD_HOST_64_BIT) */
122 typedef BFD_HOST_U_64_BIT bfd_vma
;
123 typedef BFD_HOST_64_BIT bfd_signed_vma
;
124 typedef BFD_HOST_U_64_BIT bfd_size_type
;
125 typedef BFD_HOST_U_64_BIT symvalue
;
128 #if BFD_HOST_64BIT_LONG
129 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
130 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
132 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
133 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
134 #define fprintf_vma(s,x) \
135 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
136 #define sprintf_vma(s,x) \
137 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
141 #else /* not BFD64 */
143 /* Represent a target address. Also used as a generic unsigned type
144 which is guaranteed to be big enough to hold any arithmetic types
145 we need to deal with. */
146 typedef unsigned long bfd_vma
;
148 /* A generic signed type which is guaranteed to be big enough to hold any
149 arithmetic types we need to deal with. Can be assumed to be compatible
150 with bfd_vma in the same way that signed and unsigned ints are compatible
151 (as parameters, in assignment, etc). */
152 typedef long bfd_signed_vma
;
154 typedef unsigned long symvalue
;
155 typedef unsigned long bfd_size_type
;
157 /* Print a bfd_vma x on stream s. */
158 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
159 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
161 #endif /* not BFD64 */
163 /* A pointer to a position in a file. */
164 /* FIXME: This should be using off_t from <sys/types.h>.
165 For now, try to avoid breaking stuff by not including <sys/types.h> here.
166 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
167 Probably the best long-term answer is to avoid using file_ptr AND off_t
168 in this header file, and to handle this in the BFD implementation
169 rather than in its interface. */
170 /* typedef off_t file_ptr; */
171 typedef bfd_signed_vma file_ptr
;
172 typedef bfd_vma ufile_ptr
;
174 extern void bfd_sprintf_vma (bfd
*, char *, bfd_vma
);
175 extern void bfd_fprintf_vma (bfd
*, void *, bfd_vma
);
177 #define printf_vma(x) fprintf_vma(stdout,x)
178 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
180 typedef unsigned int flagword
; /* 32 bits of flags */
181 typedef unsigned char bfd_byte
;
185 typedef enum bfd_format
187 bfd_unknown
= 0, /* File format is unknown. */
188 bfd_object
, /* Linker/assember/compiler output. */
189 bfd_archive
, /* Object archive file. */
190 bfd_core
, /* Core dump. */
191 bfd_type_end
/* Marks the end; don't use it! */
195 /* Values that may appear in the flags field of a BFD. These also
196 appear in the object_flags field of the bfd_target structure, where
197 they indicate the set of flags used by that backend (not all flags
198 are meaningful for all object file formats) (FIXME: at the moment,
199 the object_flags values have mostly just been copied from backend
200 to another, and are not necessarily correct). */
203 #define BFD_NO_FLAGS 0x00
205 /* BFD contains relocation entries. */
206 #define HAS_RELOC 0x01
208 /* BFD is directly executable. */
211 /* BFD has line number information (basically used for F_LNNO in a
213 #define HAS_LINENO 0x04
215 /* BFD has debugging information. */
216 #define HAS_DEBUG 0x08
218 /* BFD has symbols. */
219 #define HAS_SYMS 0x10
221 /* BFD has local symbols (basically used for F_LSYMS in a COFF
223 #define HAS_LOCALS 0x20
225 /* BFD is a dynamic object. */
228 /* Text section is write protected (if D_PAGED is not set, this is
229 like an a.out NMAGIC file) (the linker sets this by default, but
230 clears it for -r or -N). */
233 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
234 linker sets this by default, but clears it for -r or -n or -N). */
235 #define D_PAGED 0x100
237 /* BFD is relaxable (this means that bfd_relax_section may be able to
238 do something) (sometimes bfd_relax_section can do something even if
240 #define BFD_IS_RELAXABLE 0x200
242 /* This may be set before writing out a BFD to request using a
243 traditional format. For example, this is used to request that when
244 writing out an a.out object the symbols not be hashed to eliminate
246 #define BFD_TRADITIONAL_FORMAT 0x400
248 /* This flag indicates that the BFD contents are actually cached in
249 memory. If this is set, iostream points to a bfd_in_memory struct. */
250 #define BFD_IN_MEMORY 0x800
252 /* The sections in this BFD specify a memory page. */
253 #define HAS_LOAD_PAGE 0x1000
255 /* Symbols and relocation. */
257 /* A count of carsyms (canonical archive symbols). */
258 typedef unsigned long symindex
;
260 /* How to perform a relocation. */
261 typedef const struct reloc_howto_struct reloc_howto_type
;
263 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
265 /* General purpose part of a symbol X;
266 target specific parts are in libcoff.h, libaout.h, etc. */
268 #define bfd_get_section(x) ((x)->section)
269 #define bfd_get_output_section(x) ((x)->section->output_section)
270 #define bfd_set_section(x,y) ((x)->section) = (y)
271 #define bfd_asymbol_base(x) ((x)->section->vma)
272 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
273 #define bfd_asymbol_name(x) ((x)->name)
274 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
275 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
276 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
278 /* A canonical archive symbol. */
279 /* This is a type pun with struct ranlib on purpose! */
280 typedef struct carsym
283 file_ptr file_offset
; /* Look here to find the file. */
285 carsym
; /* To make these you call a carsymogen. */
287 /* Used in generating armaps (archive tables of contents).
288 Perhaps just a forward definition would do? */
289 struct orl
/* Output ranlib. */
291 char **name
; /* Symbol name. */
296 } u
; /* bfd* or file position. */
297 int namidx
; /* Index into string table. */
300 /* Linenumber stuff. */
301 typedef struct lineno_cache_entry
303 unsigned int line_number
; /* Linenumber from start of function. */
306 struct symbol_cache_entry
*sym
; /* Function name. */
307 bfd_vma offset
; /* Offset into section. */
312 /* Object and core file sections. */
314 #define align_power(addr, align) \
315 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
317 typedef struct sec
*sec_ptr
;
319 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
320 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
321 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
322 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
323 #define bfd_section_name(bfd, ptr) ((ptr)->name)
324 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
325 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
326 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
327 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
328 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
329 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
331 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
333 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
334 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
335 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
337 typedef struct stat stat_type
;
339 typedef enum bfd_print_symbol
341 bfd_print_symbol_name
,
342 bfd_print_symbol_more
,
344 } bfd_print_symbol_type
;
346 /* Information about a symbol that nm needs. */
348 typedef struct _symbol_info
352 const char *name
; /* Symbol name. */
353 unsigned char stab_type
; /* Stab type. */
354 char stab_other
; /* Stab other. */
355 short stab_desc
; /* Stab desc. */
356 const char *stab_name
; /* String for stab type. */
359 /* Get the name of a stabs type code. */
361 extern const char *bfd_get_stab_name (int);
363 /* Hash table routines. There is no way to free up a hash table. */
365 /* An element in the hash table. Most uses will actually use a larger
366 structure, and an instance of this will be the first field. */
368 struct bfd_hash_entry
370 /* Next entry for this hash code. */
371 struct bfd_hash_entry
*next
;
372 /* String being hashed. */
374 /* Hash code. This is the full hash code, not the index into the
381 struct bfd_hash_table
383 /* The hash array. */
384 struct bfd_hash_entry
**table
;
385 /* The number of slots in the hash table. */
387 /* A function used to create new elements in the hash table. The
388 first entry is itself a pointer to an element. When this
389 function is first invoked, this pointer will be NULL. However,
390 having the pointer permits a hierarchy of method functions to be
391 built each of which calls the function in the superclass. Thus
392 each function should be written to allocate a new block of memory
393 only if the argument is NULL. */
394 struct bfd_hash_entry
*(*newfunc
)
395 (struct bfd_hash_entry
*, struct bfd_hash_table
*, const char *);
396 /* An objalloc for this hash table. This is a struct objalloc *,
397 but we use void * to avoid requiring the inclusion of objalloc.h. */
401 /* Initialize a hash table. */
402 extern bfd_boolean bfd_hash_table_init
403 (struct bfd_hash_table
*,
404 struct bfd_hash_entry
*(*) (struct bfd_hash_entry
*,
405 struct bfd_hash_table
*,
408 /* Initialize a hash table specifying a size. */
409 extern bfd_boolean bfd_hash_table_init_n
410 (struct bfd_hash_table
*,
411 struct bfd_hash_entry
*(*) (struct bfd_hash_entry
*,
412 struct bfd_hash_table
*,
416 /* Free up a hash table. */
417 extern void bfd_hash_table_free
418 (struct bfd_hash_table
*);
420 /* Look up a string in a hash table. If CREATE is TRUE, a new entry
421 will be created for this string if one does not already exist. The
422 COPY argument must be TRUE if this routine should copy the string
423 into newly allocated memory when adding an entry. */
424 extern struct bfd_hash_entry
*bfd_hash_lookup
425 (struct bfd_hash_table
*, const char *, bfd_boolean create
,
428 /* Replace an entry in a hash table. */
429 extern void bfd_hash_replace
430 (struct bfd_hash_table
*, struct bfd_hash_entry
*old
,
431 struct bfd_hash_entry
*nw
);
433 /* Base method for creating a hash table entry. */
434 extern struct bfd_hash_entry
*bfd_hash_newfunc
435 (struct bfd_hash_entry
*, struct bfd_hash_table
*, const char *);
437 /* Grab some space for a hash table entry. */
438 extern void *bfd_hash_allocate
439 (struct bfd_hash_table
*, unsigned int);
441 /* Traverse a hash table in a random order, calling a function on each
442 element. If the function returns FALSE, the traversal stops. The
443 INFO argument is passed to the function. */
444 extern void bfd_hash_traverse
445 (struct bfd_hash_table
*,
446 bfd_boolean (*) (struct bfd_hash_entry
*, void *),
449 #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
451 /* User program access to BFD facilities. */
453 /* Direct I/O routines, for programs which know more about the object
454 file than BFD does. Use higher level routines if possible. */
456 extern bfd_size_type
bfd_bread (void *, bfd_size_type
, bfd
*);
457 extern bfd_size_type
bfd_bwrite (const void *, bfd_size_type
, bfd
*);
458 extern int bfd_seek (bfd
*, file_ptr
, int);
459 extern ufile_ptr
bfd_tell (bfd
*);
460 extern int bfd_flush (bfd
*);
461 extern int bfd_stat (bfd
*, struct stat
*);
463 /* Deprecated old routines. */
465 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
466 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
467 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
468 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
469 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
470 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
472 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
473 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
474 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
475 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
476 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
477 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
479 extern void warn_deprecated (const char *, const char *, int, const char *);
481 /* Cast from const char * to char * so that caller can assign to
482 a char * without a warning. */
483 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
484 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
485 #define bfd_get_format(abfd) ((abfd)->format)
486 #define bfd_get_target(abfd) ((abfd)->xvec->name)
487 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
488 #define bfd_family_coff(abfd) \
489 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
490 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
491 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
492 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
493 #define bfd_header_big_endian(abfd) \
494 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
495 #define bfd_header_little_endian(abfd) \
496 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
497 #define bfd_get_file_flags(abfd) ((abfd)->flags)
498 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
499 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
500 #define bfd_my_archive(abfd) ((abfd)->my_archive)
501 #define bfd_has_map(abfd) ((abfd)->has_armap)
503 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
504 #define bfd_usrdata(abfd) ((abfd)->usrdata)
506 #define bfd_get_start_address(abfd) ((abfd)->start_address)
507 #define bfd_get_symcount(abfd) ((abfd)->symcount)
508 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
509 #define bfd_count_sections(abfd) ((abfd)->section_count)
511 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
513 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
515 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
517 extern bfd_boolean bfd_cache_close
519 /* NB: This declaration should match the autogenerated one in libbfd.h. */
521 extern bfd_boolean bfd_record_phdr
522 (bfd
*, unsigned long, bfd_boolean
, flagword
, bfd_boolean
, bfd_vma
,
523 bfd_boolean
, bfd_boolean
, unsigned int, struct sec
**);
525 /* Byte swapping routines. */
527 bfd_vma
bfd_getb64 (const unsigned char *);
528 bfd_vma
bfd_getl64 (const unsigned char *);
529 bfd_signed_vma
bfd_getb_signed_64 (const unsigned char *);
530 bfd_signed_vma
bfd_getl_signed_64 (const unsigned char *);
531 bfd_vma
bfd_getb32 (const unsigned char *);
532 bfd_vma
bfd_getl32 (const unsigned char *);
533 bfd_signed_vma
bfd_getb_signed_32 (const unsigned char *);
534 bfd_signed_vma
bfd_getl_signed_32 (const unsigned char *);
535 bfd_vma
bfd_getb16 (const unsigned char *);
536 bfd_vma
bfd_getl16 (const unsigned char *);
537 bfd_signed_vma
bfd_getb_signed_16 (const unsigned char *);
538 bfd_signed_vma
bfd_getl_signed_16 (const unsigned char *);
539 void bfd_putb64 (bfd_vma
, unsigned char *);
540 void bfd_putl64 (bfd_vma
, unsigned char *);
541 void bfd_putb32 (bfd_vma
, unsigned char *);
542 void bfd_putl32 (bfd_vma
, unsigned char *);
543 void bfd_putb16 (bfd_vma
, unsigned char *);
544 void bfd_putl16 (bfd_vma
, unsigned char *);
546 /* Byte swapping routines which take size and endiannes as arguments. */
548 bfd_vma
bfd_get_bits (bfd_byte
*, int, bfd_boolean
);
549 void bfd_put_bits (bfd_vma
, bfd_byte
*, int, bfd_boolean
);
551 /* Externally visible ECOFF routines. */
553 #if defined(__STDC__) || defined(ALMOST_STDC)
554 struct ecoff_debug_info
;
555 struct ecoff_debug_swap
;
557 struct symbol_cache_entry
;
558 struct bfd_link_info
;
559 struct bfd_link_hash_entry
;
560 struct bfd_elf_version_tree
;
562 extern bfd_vma bfd_ecoff_get_gp_value
564 extern bfd_boolean bfd_ecoff_set_gp_value
565 (bfd
*abfd
, bfd_vma gp_value
);
566 extern bfd_boolean bfd_ecoff_set_regmasks
567 (bfd
*abfd
, unsigned long gprmask
, unsigned long fprmask
,
568 unsigned long *cprmask
);
569 extern void *bfd_ecoff_debug_init
570 (bfd
*output_bfd
, struct ecoff_debug_info
*output_debug
,
571 const struct ecoff_debug_swap
*output_swap
, struct bfd_link_info
*);
572 extern void bfd_ecoff_debug_free
573 (void *handle
, bfd
*output_bfd
, struct ecoff_debug_info
*output_debug
,
574 const struct ecoff_debug_swap
*output_swap
, struct bfd_link_info
*);
575 extern bfd_boolean bfd_ecoff_debug_accumulate
576 (void *handle
, bfd
*output_bfd
, struct ecoff_debug_info
*output_debug
,
577 const struct ecoff_debug_swap
*output_swap
, bfd
*input_bfd
,
578 struct ecoff_debug_info
*input_debug
,
579 const struct ecoff_debug_swap
*input_swap
, struct bfd_link_info
*);
580 extern bfd_boolean bfd_ecoff_debug_accumulate_other
581 (void *handle
, bfd
*output_bfd
, struct ecoff_debug_info
*output_debug
,
582 const struct ecoff_debug_swap
*output_swap
, bfd
*input_bfd
,
583 struct bfd_link_info
*);
584 extern bfd_boolean bfd_ecoff_debug_externals
585 (bfd
*abfd
, struct ecoff_debug_info
*debug
,
586 const struct ecoff_debug_swap
*swap
, bfd_boolean relocatable
,
587 bfd_boolean (*get_extr
) (struct symbol_cache_entry
*, struct ecoff_extr
*),
588 void (*set_index
) (struct symbol_cache_entry
*, bfd_size_type
));
589 extern bfd_boolean bfd_ecoff_debug_one_external
590 (bfd
*abfd
, struct ecoff_debug_info
*debug
,
591 const struct ecoff_debug_swap
*swap
, const char *name
,
592 struct ecoff_extr
*esym
);
593 extern bfd_size_type bfd_ecoff_debug_size
594 (bfd
*abfd
, struct ecoff_debug_info
*debug
,
595 const struct ecoff_debug_swap
*swap
);
596 extern bfd_boolean bfd_ecoff_write_debug
597 (bfd
*abfd
, struct ecoff_debug_info
*debug
,
598 const struct ecoff_debug_swap
*swap
, file_ptr where
);
599 extern bfd_boolean bfd_ecoff_write_accumulated_debug
600 (void *handle
, bfd
*abfd
, struct ecoff_debug_info
*debug
,
601 const struct ecoff_debug_swap
*swap
,
602 struct bfd_link_info
*info
, file_ptr where
);
603 extern bfd_boolean bfd_mips_ecoff_create_embedded_relocs
604 (bfd
*, struct bfd_link_info
*, struct sec
*, struct sec
*, char **);
606 /* Externally visible ELF routines. */
608 struct bfd_link_needed_list
610 struct bfd_link_needed_list
*next
;
615 extern bfd_boolean bfd_elf_record_link_assignment
616 (bfd
*, struct bfd_link_info
*, const char *, bfd_boolean
);
617 extern struct bfd_link_needed_list
*bfd_elf_get_needed_list
618 (bfd
*, struct bfd_link_info
*);
619 extern bfd_boolean bfd_elf_get_bfd_needed_list
620 (bfd
*, struct bfd_link_needed_list
**);
621 extern bfd_boolean bfd_elf32_size_dynamic_sections
622 (bfd
*, const char *, const char *, const char *, const char * const *,
623 struct bfd_link_info
*, struct sec
**, struct bfd_elf_version_tree
*);
624 extern bfd_boolean bfd_elf64_size_dynamic_sections
625 (bfd
*, const char *, const char *, const char *, const char * const *,
626 struct bfd_link_info
*, struct sec
**, struct bfd_elf_version_tree
*);
627 extern void bfd_elf_set_dt_needed_name
628 (bfd
*, const char *);
629 extern void bfd_elf_set_dt_needed_soname
630 (bfd
*, const char *);
631 extern const char *bfd_elf_get_dt_soname
633 extern struct bfd_link_needed_list
*bfd_elf_get_runpath_list
634 (bfd
*, struct bfd_link_info
*);
635 extern bfd_boolean bfd_elf32_discard_info
636 (bfd
*, struct bfd_link_info
*);
637 extern bfd_boolean bfd_elf64_discard_info
638 (bfd
*, struct bfd_link_info
*);
640 /* Return an upper bound on the number of bytes required to store a
641 copy of ABFD's program header table entries. Return -1 if an error
642 occurs; bfd_get_error will return an appropriate code. */
643 extern long bfd_get_elf_phdr_upper_bound
646 /* Copy ABFD's program header table entries to *PHDRS. The entries
647 will be stored as an array of Elf_Internal_Phdr structures, as
648 defined in include/elf/internal.h. To find out how large the
649 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
651 Return the number of program header table entries read, or -1 if an
652 error occurs; bfd_get_error will return an appropriate code. */
653 extern int bfd_get_elf_phdrs
654 (bfd
*abfd
, void *phdrs
);
656 /* Create a new BFD as if by bfd_openr. Rather than opening a file,
657 reconstruct an ELF file by reading the segments out of remote memory
658 based on the ELF file header at EHDR_VMA and the ELF program headers it
659 points to. If not null, *LOADBASEP is filled in with the difference
660 between the VMAs from which the segments were read, and the VMAs the
661 file headers (and hence BFD's idea of each section's VMA) put them at.
663 The function TARGET_READ_MEMORY is called to copy LEN bytes from the
664 remote memory at target address VMA into the local buffer at MYADDR; it
665 should return zero on success or an `errno' code on failure. TEMPL must
666 be a BFD for an ELF target with the word size and byte order found in
667 the remote memory. */
668 extern bfd
*bfd_elf_bfd_from_remote_memory
669 (bfd
*templ
, bfd_vma ehdr_vma
, bfd_vma
*loadbasep
,
670 int (*target_read_memory
) (bfd_vma vma
, char *myaddr
, int len
));
672 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
673 extern int bfd_get_arch_size
676 /* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
677 extern int bfd_get_sign_extend_vma
680 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
681 (bfd
*, struct bfd_link_info
*, struct sec
*, struct sec
*, char **);
682 extern bfd_boolean bfd_mips_elf32_create_embedded_relocs
683 (bfd
*, struct bfd_link_info
*, struct sec
*, struct sec
*, char **);
685 /* SunOS shared library support routines for the linker. */
687 extern struct bfd_link_needed_list
*bfd_sunos_get_needed_list
688 (bfd
*, struct bfd_link_info
*);
689 extern bfd_boolean bfd_sunos_record_link_assignment
690 (bfd
*, struct bfd_link_info
*, const char *);
691 extern bfd_boolean bfd_sunos_size_dynamic_sections
692 (bfd
*, struct bfd_link_info
*, struct sec
**, struct sec
**, struct sec
**);
694 /* Linux shared library support routines for the linker. */
696 extern bfd_boolean bfd_i386linux_size_dynamic_sections
697 (bfd
*, struct bfd_link_info
*);
698 extern bfd_boolean bfd_m68klinux_size_dynamic_sections
699 (bfd
*, struct bfd_link_info
*);
700 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
701 (bfd
*, struct bfd_link_info
*);
705 struct _bfd_window_internal
;
706 typedef struct _bfd_window_internal bfd_window_internal
;
708 typedef struct _bfd_window
710 /* What the user asked for. */
713 /* The actual window used by BFD. Small user-requested read-only
714 regions sharing a page may share a single window into the object
715 file. Read-write versions shouldn't until I've fixed things to
716 keep track of which portions have been claimed by the
717 application; don't want to give the same region back when the
718 application wants two writable copies! */
719 struct _bfd_window_internal
*i
;
723 extern void bfd_init_window
725 extern void bfd_free_window
727 extern bfd_boolean bfd_get_file_window
728 (bfd
*, file_ptr
, bfd_size_type
, bfd_window
*, bfd_boolean
);
730 /* XCOFF support routines for the linker. */
732 extern bfd_boolean bfd_xcoff_link_record_set
733 (bfd
*, struct bfd_link_info
*, struct bfd_link_hash_entry
*, bfd_size_type
);
734 extern bfd_boolean bfd_xcoff_import_symbol
735 (bfd
*, struct bfd_link_info
*, struct bfd_link_hash_entry
*, bfd_vma
,
736 const char *, const char *, const char *, unsigned int);
737 extern bfd_boolean bfd_xcoff_export_symbol
738 (bfd
*, struct bfd_link_info
*, struct bfd_link_hash_entry
*);
739 extern bfd_boolean bfd_xcoff_link_count_reloc
740 (bfd
*, struct bfd_link_info
*, const char *);
741 extern bfd_boolean bfd_xcoff_record_link_assignment
742 (bfd
*, struct bfd_link_info
*, const char *);
743 extern bfd_boolean bfd_xcoff_size_dynamic_sections
744 (bfd
*, struct bfd_link_info
*, const char *, const char *,
745 unsigned long, unsigned long, unsigned long, bfd_boolean
,
746 int, bfd_boolean
, bfd_boolean
, struct sec
**, bfd_boolean
);
747 extern bfd_boolean bfd_xcoff_link_generate_rtinit
748 (bfd
*, const char *, const char *, bfd_boolean
);
750 /* XCOFF support routines for ar. */
751 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
754 /* Externally visible COFF routines. */
756 #if defined(__STDC__) || defined(ALMOST_STDC)
757 struct internal_syment
;
758 union internal_auxent
;
761 extern bfd_boolean bfd_coff_get_syment
762 (bfd
*, struct symbol_cache_entry
*, struct internal_syment
*);
764 extern bfd_boolean bfd_coff_get_auxent
765 (bfd
*, struct symbol_cache_entry
*, int, union internal_auxent
*);
767 extern bfd_boolean bfd_coff_set_symbol_class
768 (bfd
*, struct symbol_cache_entry
*, unsigned int);
770 extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
771 (bfd
*, struct bfd_link_info
*, struct sec
*, struct sec
*, char **);
773 /* ARM Interworking support. Called from linker. */
774 extern bfd_boolean bfd_arm_allocate_interworking_sections
775 (struct bfd_link_info
*);
777 extern bfd_boolean bfd_arm_process_before_allocation
778 (bfd
*, struct bfd_link_info
*, int);
780 extern bfd_boolean bfd_arm_get_bfd_for_interworking
781 (bfd
*, struct bfd_link_info
*);
783 /* PE ARM Interworking support. Called from linker. */
784 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
785 (struct bfd_link_info
*);
787 extern bfd_boolean bfd_arm_pe_process_before_allocation
788 (bfd
*, struct bfd_link_info
*, int);
790 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
791 (bfd
*, struct bfd_link_info
*);
793 /* ELF ARM Interworking support. Called from linker. */
794 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
795 (struct bfd_link_info
*);
797 extern bfd_boolean bfd_elf32_arm_process_before_allocation
798 (bfd
*, struct bfd_link_info
*, int);
800 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
801 (bfd
*, struct bfd_link_info
*);
803 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
804 (bfd
*, struct bfd_link_info
*);
806 /* ARM Note section processing. */
807 extern bfd_boolean bfd_arm_merge_machines
810 extern bfd_boolean bfd_arm_update_notes
811 (bfd
*, const char *);
813 extern unsigned int bfd_arm_get_mach_from_notes
814 (bfd
*, const char *);
816 /* TI COFF load page support. */
817 extern void bfd_ticoff_set_section_load_page
820 extern int bfd_ticoff_get_section_load_page
823 /* H8/300 functions. */
824 extern bfd_vma bfd_h8300_pad_address
827 /* IA64 Itanium code generation. Called from linker. */
828 extern void bfd_elf32_ia64_after_parse
831 extern void bfd_elf64_ia64_after_parse