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 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
92 #define TRUE_FALSE_ALREADY_DEFINED
95 /* Pre-emptive strike - get the file with the enum. */
97 #define TRUE_FALSE_ALREADY_DEFINED
99 #ifndef TRUE_FALSE_ALREADY_DEFINED
100 typedef enum bfd_boolean {false, true} boolean;
101 #define BFD_TRUE_FALSE
103 /* Use enum names that will appear nowhere else. */
104 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
107 /* Support for different sizes of target format ints and addresses.
108 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
109 set to 1 above. Otherwise, if gcc is being used, this code will
110 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
113 #ifndef BFD_HOST_64_BIT
114 # if BFD_HOST_64BIT_LONG
115 # define BFD_HOST_64_BIT long
116 # define BFD_HOST_U_64_BIT unsigned long
120 # define BFD_HOST_64_BIT long long
121 # define BFD_HOST_U_64_BIT unsigned long long
122 # endif /* __GNUC__ >= 2 */
123 # endif /* ! defined (__GNUC__) */
124 # endif /* ! BFD_HOST_64BIT_LONG */
125 #endif /* ! defined (BFD_HOST_64_BIT) */
129 #ifndef BFD_HOST_64_BIT
130 #error No 64 bit integer type available
131 #endif /* ! defined (BFD_HOST_64_BIT) */
133 typedef BFD_HOST_U_64_BIT bfd_vma;
134 typedef BFD_HOST_64_BIT bfd_signed_vma;
135 typedef BFD_HOST_U_64_BIT bfd_size_type;
136 typedef BFD_HOST_U_64_BIT symvalue;
139 #if BFD_HOST_64BIT_LONG
140 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
141 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
143 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
144 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
145 #define fprintf_vma(s,x) \
146 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
147 #define sprintf_vma(s,x) \
148 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
152 #else /* not BFD64 */
154 /* Represent a target address. Also used as a generic unsigned type
155 which is guaranteed to be big enough to hold any arithmetic types
156 we need to deal with. */
157 typedef unsigned long bfd_vma;
159 /* A generic signed type which is guaranteed to be big enough to hold any
160 arithmetic types we need to deal with. Can be assumed to be compatible
161 with bfd_vma in the same way that signed and unsigned ints are compatible
162 (as parameters, in assignment, etc). */
163 typedef long bfd_signed_vma;
165 typedef unsigned long symvalue;
166 typedef unsigned long bfd_size_type;
168 /* Print a bfd_vma x on stream s. */
169 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
170 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
172 #endif /* not BFD64 */
174 /* A pointer to a position in a file. */
175 /* FIXME: This should be using off_t from <sys/types.h>.
176 For now, try to avoid breaking stuff by not including <sys/types.h> here.
177 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
178 Probably the best long-term answer is to avoid using file_ptr AND off_t
179 in this header file, and to handle this in the BFD implementation
180 rather than in its interface. */
181 /* typedef off_t file_ptr; */
182 typedef bfd_signed_vma file_ptr;
183 typedef bfd_vma ufile_ptr;
185 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
186 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
188 #define printf_vma(x) fprintf_vma(stdout,x)
189 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
191 typedef unsigned int flagword; /* 32 bits of flags */
192 typedef unsigned char bfd_byte;
196 typedef enum bfd_format {
197 bfd_unknown = 0, /* file format is unknown */
198 bfd_object, /* linker/assember/compiler output */
199 bfd_archive, /* object archive file */
200 bfd_core, /* core dump */
201 bfd_type_end} /* marks the end; don't use it! */
204 /* Values that may appear in the flags field of a BFD. These also
205 appear in the object_flags field of the bfd_target structure, where
206 they indicate the set of flags used by that backend (not all flags
207 are meaningful for all object file formats) (FIXME: at the moment,
208 the object_flags values have mostly just been copied from backend
209 to another, and are not necessarily correct). */
212 #define BFD_NO_FLAGS 0x00
214 /* BFD contains relocation entries. */
215 #define HAS_RELOC 0x01
217 /* BFD is directly executable. */
220 /* BFD has line number information (basically used for F_LNNO in a
222 #define HAS_LINENO 0x04
224 /* BFD has debugging information. */
225 #define HAS_DEBUG 0x08
227 /* BFD has symbols. */
228 #define HAS_SYMS 0x10
230 /* BFD has local symbols (basically used for F_LSYMS in a COFF
232 #define HAS_LOCALS 0x20
234 /* BFD is a dynamic object. */
237 /* Text section is write protected (if D_PAGED is not set, this is
238 like an a.out NMAGIC file) (the linker sets this by default, but
239 clears it for -r or -N). */
242 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
243 linker sets this by default, but clears it for -r or -n or -N). */
244 #define D_PAGED 0x100
246 /* BFD is relaxable (this means that bfd_relax_section may be able to
247 do something) (sometimes bfd_relax_section can do something even if
249 #define BFD_IS_RELAXABLE 0x200
251 /* This may be set before writing out a BFD to request using a
252 traditional format. For example, this is used to request that when
253 writing out an a.out object the symbols not be hashed to eliminate
255 #define BFD_TRADITIONAL_FORMAT 0x400
257 /* This flag indicates that the BFD contents are actually cached in
258 memory. If this is set, iostream points to a bfd_in_memory struct. */
259 #define BFD_IN_MEMORY 0x800
261 /* symbols and relocation */
263 /* A count of carsyms (canonical archive symbols). */
264 typedef unsigned long symindex;
266 /* How to perform a relocation. */
267 typedef const struct reloc_howto_struct reloc_howto_type;
269 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
271 /* General purpose part of a symbol X;
272 target specific parts are in libcoff.h, libaout.h, etc. */
274 #define bfd_get_section(x) ((x)->section)
275 #define bfd_get_output_section(x) ((x)->section->output_section)
276 #define bfd_set_section(x,y) ((x)->section) = (y)
277 #define bfd_asymbol_base(x) ((x)->section->vma)
278 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
279 #define bfd_asymbol_name(x) ((x)->name)
280 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
281 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
282 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
284 /* A canonical archive symbol. */
285 /* This is a type pun with struct ranlib on purpose! */
286 typedef struct carsym {
288 file_ptr file_offset; /* look here to find the file */
289 } carsym; /* to make these you call a carsymogen */
291 /* Used in generating armaps (archive tables of contents).
292 Perhaps just a forward definition would do? */
293 struct orl { /* output ranlib */
294 char **name; /* symbol name */
298 } u; /* bfd* or file position */
299 int namidx; /* index into string table */
302 /* Linenumber stuff */
303 typedef struct lineno_cache_entry {
304 unsigned int line_number; /* Linenumber from start of function*/
306 struct symbol_cache_entry *sym; /* Function name */
307 bfd_vma offset; /* Offset into section */
311 /* object and core file sections */
313 #define align_power(addr, align) \
314 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
316 typedef struct sec *sec_ptr;
318 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
319 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
320 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
321 #define bfd_section_name(bfd, ptr) ((ptr)->name)
322 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
323 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
324 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
325 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
326 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
327 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
329 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
331 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
332 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
333 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
335 typedef struct stat stat_type;
337 typedef enum bfd_print_symbol
339 bfd_print_symbol_name,
340 bfd_print_symbol_more,
342 } bfd_print_symbol_type;
344 /* Information about a symbol that nm needs. */
346 typedef struct _symbol_info
350 const char *name; /* Symbol name. */
351 unsigned char stab_type; /* Stab type. */
352 char stab_other; /* Stab other. */
353 short stab_desc; /* Stab desc. */
354 const char *stab_name; /* String for stab type. */
357 /* Get the name of a stabs type code. */
359 extern const char *bfd_get_stab_name PARAMS ((int));
361 /* Hash table routines. There is no way to free up a hash table. */
363 /* An element in the hash table. Most uses will actually use a larger
364 structure, and an instance of this will be the first field. */
366 struct bfd_hash_entry
368 /* Next entry for this hash code. */
369 struct bfd_hash_entry *next;
370 /* String being hashed. */
372 /* Hash code. This is the full hash code, not the index into the
379 struct bfd_hash_table
381 /* The hash array. */
382 struct bfd_hash_entry **table;
383 /* The number of slots in the hash table. */
385 /* A function used to create new elements in the hash table. The
386 first entry is itself a pointer to an element. When this
387 function is first invoked, this pointer will be NULL. However,
388 having the pointer permits a hierarchy of method functions to be
389 built each of which calls the function in the superclass. Thus
390 each function should be written to allocate a new block of memory
391 only if the argument is NULL. */
392 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
393 struct bfd_hash_table *,
395 /* An objalloc for this hash table. This is a struct objalloc *,
396 but we use PTR to avoid requiring the inclusion of objalloc.h. */
400 /* Initialize a hash table. */
401 extern boolean bfd_hash_table_init
402 PARAMS ((struct bfd_hash_table *,
403 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
404 struct bfd_hash_table *,
407 /* Initialize a hash table specifying a size. */
408 extern boolean bfd_hash_table_init_n
409 PARAMS ((struct bfd_hash_table *,
410 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
411 struct bfd_hash_table *,
415 /* Free up a hash table. */
416 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
418 /* Look up a string in a hash table. If CREATE is true, a new entry
419 will be created for this string if one does not already exist. The
420 COPY argument must be true if this routine should copy the string
421 into newly allocated memory when adding an entry. */
422 extern struct bfd_hash_entry *bfd_hash_lookup
423 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
426 /* Replace an entry in a hash table. */
427 extern void bfd_hash_replace
428 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
429 struct bfd_hash_entry *nw));
431 /* Base method for creating a hash table entry. */
432 extern struct bfd_hash_entry *bfd_hash_newfunc
433 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
436 /* Grab some space for a hash table entry. */
437 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
440 /* Traverse a hash table in a random order, calling a function on each
441 element. If the function returns false, the traversal stops. The
442 INFO argument is passed to the function. */
443 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
444 boolean (*) (struct bfd_hash_entry *,
448 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
450 /* User program access to BFD facilities */
452 /* Direct I/O routines, for programs which know more about the object
453 file than BFD does. Use higher level routines if possible. */
455 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
456 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
457 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
458 extern ufile_ptr bfd_tell PARAMS ((bfd *));
459 extern int bfd_flush PARAMS ((bfd *));
460 extern int bfd_stat PARAMS ((bfd *, struct stat *));
462 /* Deprecated old routines. */
464 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
465 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
466 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
467 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
468 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
469 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
471 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
472 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
473 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
474 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
475 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
476 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
478 extern void warn_deprecated
479 PARAMS ((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_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
513 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
515 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
516 /* NB: This declaration should match the autogenerated one in libbfd.h. */
518 extern boolean bfd_record_phdr
519 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
520 boolean, boolean, unsigned int, struct sec **));
522 /* Byte swapping routines. */
524 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
525 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
526 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
527 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
528 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
529 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
530 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
531 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
532 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
533 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
534 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
535 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
536 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
537 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
538 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
539 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
540 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
541 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
543 /* Byte swapping routines which take size and endiannes as arguments. */
545 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
546 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
548 /* Externally visible ECOFF routines. */
550 #if defined(__STDC__) || defined(ALMOST_STDC)
551 struct ecoff_debug_info;
552 struct ecoff_debug_swap;
554 struct symbol_cache_entry;
555 struct bfd_link_info;
556 struct bfd_link_hash_entry;
557 struct bfd_elf_version_tree;
559 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
560 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
561 extern boolean bfd_ecoff_set_regmasks
562 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
563 unsigned long *cprmask));
564 extern PTR bfd_ecoff_debug_init
565 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
566 const struct ecoff_debug_swap *output_swap,
567 struct bfd_link_info *));
568 extern void bfd_ecoff_debug_free
569 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
570 const struct ecoff_debug_swap *output_swap,
571 struct bfd_link_info *));
572 extern boolean bfd_ecoff_debug_accumulate
573 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
574 const struct ecoff_debug_swap *output_swap,
575 bfd *input_bfd, struct ecoff_debug_info *input_debug,
576 const struct ecoff_debug_swap *input_swap,
577 struct bfd_link_info *));
578 extern boolean bfd_ecoff_debug_accumulate_other
579 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
580 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
581 struct bfd_link_info *));
582 extern boolean bfd_ecoff_debug_externals
583 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
584 const struct ecoff_debug_swap *swap,
585 boolean relocateable,
586 boolean (*get_extr) (struct symbol_cache_entry *,
587 struct ecoff_extr *),
588 void (*set_index) (struct symbol_cache_entry *,
590 extern boolean bfd_ecoff_debug_one_external
591 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
592 const struct ecoff_debug_swap *swap,
593 const char *name, struct ecoff_extr *esym));
594 extern bfd_size_type bfd_ecoff_debug_size
595 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
596 const struct ecoff_debug_swap *swap));
597 extern boolean bfd_ecoff_write_debug
598 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
599 const struct ecoff_debug_swap *swap, file_ptr where));
600 extern boolean bfd_ecoff_write_accumulated_debug
601 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
602 const struct ecoff_debug_swap *swap,
603 struct bfd_link_info *info, file_ptr where));
604 extern boolean bfd_mips_ecoff_create_embedded_relocs
605 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
608 /* Externally visible ELF routines. */
610 struct bfd_link_needed_list
612 struct bfd_link_needed_list *next;
617 extern boolean bfd_elf32_record_link_assignment
618 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
619 extern boolean bfd_elf64_record_link_assignment
620 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
621 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
622 PARAMS ((bfd *, struct bfd_link_info *));
623 extern boolean bfd_elf_get_bfd_needed_list
624 PARAMS ((bfd *, struct bfd_link_needed_list **));
625 extern boolean bfd_elf32_size_dynamic_sections
626 PARAMS ((bfd *, const char *, const char *, const char *,
627 const char * const *, struct bfd_link_info *, struct sec **,
628 struct bfd_elf_version_tree *));
629 extern boolean bfd_elf64_size_dynamic_sections
630 PARAMS ((bfd *, const char *, const char *, const char *,
631 const char * const *, struct bfd_link_info *, struct sec **,
632 struct bfd_elf_version_tree *));
633 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
634 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
635 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
636 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
637 PARAMS ((bfd *, struct bfd_link_info *));
638 extern boolean bfd_elf32_discard_info
639 PARAMS ((struct bfd_link_info *));
640 extern boolean bfd_elf64_discard_info
641 PARAMS ((struct bfd_link_info *));
643 /* Return an upper bound on the number of bytes required to store a
644 copy of ABFD's program header table entries. Return -1 if an error
645 occurs; bfd_get_error will return an appropriate code. */
646 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
648 /* Copy ABFD's program header table entries to *PHDRS. The entries
649 will be stored as an array of Elf_Internal_Phdr structures, as
650 defined in include/elf/internal.h. To find out how large the
651 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
653 Return the number of program header table entries read, or -1 if an
654 error occurs; bfd_get_error will return an appropriate code. */
655 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
657 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
658 extern int bfd_get_arch_size PARAMS ((bfd *));
660 /* Return true if address "naturally" sign extends, or -1 if not elf. */
661 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
663 extern boolean bfd_m68k_elf32_create_embedded_relocs
664 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
667 /* SunOS shared library support routines for the linker. */
669 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
670 PARAMS ((bfd *, struct bfd_link_info *));
671 extern boolean bfd_sunos_record_link_assignment
672 PARAMS ((bfd *, struct bfd_link_info *, const char *));
673 extern boolean bfd_sunos_size_dynamic_sections
674 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
677 /* Linux shared library support routines for the linker. */
679 extern boolean bfd_i386linux_size_dynamic_sections
680 PARAMS ((bfd *, struct bfd_link_info *));
681 extern boolean bfd_m68klinux_size_dynamic_sections
682 PARAMS ((bfd *, struct bfd_link_info *));
683 extern boolean bfd_sparclinux_size_dynamic_sections
684 PARAMS ((bfd *, struct bfd_link_info *));
688 struct _bfd_window_internal;
689 typedef struct _bfd_window_internal bfd_window_internal;
691 typedef struct _bfd_window {
692 /* What the user asked for. */
695 /* The actual window used by BFD. Small user-requested read-only
696 regions sharing a page may share a single window into the object
697 file. Read-write versions shouldn't until I've fixed things to
698 keep track of which portions have been claimed by the
699 application; don't want to give the same region back when the
700 application wants two writable copies! */
701 struct _bfd_window_internal *i;
704 extern void bfd_init_window PARAMS ((bfd_window *));
705 extern void bfd_free_window PARAMS ((bfd_window *));
706 extern boolean bfd_get_file_window
707 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
709 /* XCOFF support routines for the linker. */
711 extern boolean bfd_xcoff_link_record_set
712 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
714 extern boolean bfd_xcoff_import_symbol
715 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
716 bfd_vma, const char *, const char *, const char *, unsigned int));
717 extern boolean bfd_xcoff_export_symbol
718 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
719 extern boolean bfd_xcoff_link_count_reloc
720 PARAMS ((bfd *, struct bfd_link_info *, const char *));
721 extern boolean bfd_xcoff_record_link_assignment
722 PARAMS ((bfd *, struct bfd_link_info *, const char *));
723 extern boolean bfd_xcoff_size_dynamic_sections
724 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
725 unsigned long, unsigned long, unsigned long, boolean,
726 int, boolean, boolean, struct sec **));
728 /* Externally visible COFF routines. */
730 #if defined(__STDC__) || defined(ALMOST_STDC)
731 struct internal_syment;
732 union internal_auxent;
735 extern boolean bfd_coff_get_syment
736 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
738 extern boolean bfd_coff_get_auxent
739 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
741 extern boolean bfd_coff_set_symbol_class
742 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
744 extern boolean bfd_m68k_coff_create_embedded_relocs
745 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
748 /* ARM Interworking support. Called from linker. */
749 extern boolean bfd_arm_allocate_interworking_sections
750 PARAMS ((struct bfd_link_info *));
752 extern boolean bfd_arm_process_before_allocation
753 PARAMS ((bfd *, struct bfd_link_info *, int));
755 extern boolean bfd_arm_get_bfd_for_interworking
756 PARAMS ((bfd *, struct bfd_link_info *));
758 /* PE ARM Interworking support. Called from linker. */
759 extern boolean bfd_arm_pe_allocate_interworking_sections
760 PARAMS ((struct bfd_link_info *));
762 extern boolean bfd_arm_pe_process_before_allocation
763 PARAMS ((bfd *, struct bfd_link_info *, int));
765 extern boolean bfd_arm_pe_get_bfd_for_interworking
766 PARAMS ((bfd *, struct bfd_link_info *));
768 /* ELF ARM Interworking support. Called from linker. */
769 extern boolean bfd_elf32_arm_allocate_interworking_sections
770 PARAMS ((struct bfd_link_info *));
772 extern boolean bfd_elf32_arm_process_before_allocation
773 PARAMS ((bfd *, struct bfd_link_info *, int));
775 extern boolean bfd_elf32_arm_get_bfd_for_interworking
776 PARAMS ((bfd *, struct bfd_link_info *));
778 /* TI COFF load page support. */
779 extern void bfd_ticoff_set_section_load_page
780 PARAMS ((struct sec *, int));
782 extern int bfd_ticoff_get_section_load_page
783 PARAMS ((struct sec *));
785 /* And more from the source. */