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 #define BFD_VERSION "@VERSION@"
34 /* The word size used by BFD on the host. This may be 64 with a 32
35 bit target if the host is 64 bit, or if other 64 bit targets have
36 been selected with --enable-targets, or if --enable-64-bit-bfd. */
37 #define BFD_ARCH_SIZE @wordsize@
39 /* The word size of the default bfd target. */
40 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
42 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
43 #if @BFD_HOST_64_BIT_DEFINED@
44 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
45 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
48 #if BFD_ARCH_SIZE >= 64
54 #define INLINE __inline__
60 /* forward declaration */
61 typedef struct _bfd bfd;
63 /* To squelch erroneous compiler warnings ("illegal pointer
64 combination") from the SVR3 compiler, we would like to typedef
65 boolean to int (it doesn't like functions which return boolean.
66 Making sure they are never implicitly declared to return int
67 doesn't seem to help). But this file is not configured based on
69 /* General rules: functions which are boolean return true on success
70 and false on failure (unless they're a predicate). -- bfd.doc */
71 /* I'm sure this is going to break something and someone is going to
72 force me to change it. */
73 /* typedef enum boolean {false, true} boolean; */
74 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
75 /* It gets worse if the host also defines a true/false enum... -sts */
76 /* And even worse if your compiler has built-in boolean types... -law */
77 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
78 #define TRUE_FALSE_ALREADY_DEFINED
81 /* Pre-emptive strike - get the file with the enum. */
83 #define TRUE_FALSE_ALREADY_DEFINED
85 #ifndef TRUE_FALSE_ALREADY_DEFINED
86 typedef enum bfd_boolean {false, true} boolean;
87 #define BFD_TRUE_FALSE
89 /* Use enum names that will appear nowhere else. */
90 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
93 /* Support for different sizes of target format ints and addresses.
94 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
95 set to 1 above. Otherwise, if gcc is being used, this code will
96 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
99 #ifndef BFD_HOST_64_BIT
100 # if BFD_HOST_64BIT_LONG
101 # define BFD_HOST_64_BIT long
102 # define BFD_HOST_U_64_BIT unsigned long
106 # define BFD_HOST_64_BIT long long
107 # define BFD_HOST_U_64_BIT unsigned long long
108 # endif /* __GNUC__ >= 2 */
109 # endif /* ! defined (__GNUC__) */
110 # endif /* ! BFD_HOST_64BIT_LONG */
111 #endif /* ! defined (BFD_HOST_64_BIT) */
115 #ifndef BFD_HOST_64_BIT
116 #error No 64 bit integer type available
117 #endif /* ! defined (BFD_HOST_64_BIT) */
119 typedef BFD_HOST_U_64_BIT bfd_vma;
120 typedef BFD_HOST_64_BIT bfd_signed_vma;
121 typedef BFD_HOST_U_64_BIT bfd_size_type;
122 typedef BFD_HOST_U_64_BIT symvalue;
125 #if BFD_HOST_64BIT_LONG
126 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
127 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
129 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
130 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
131 #define fprintf_vma(s,x) \
132 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
133 #define sprintf_vma(s,x) \
134 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
138 #else /* not BFD64 */
140 /* Represent a target address. Also used as a generic unsigned type
141 which is guaranteed to be big enough to hold any arithmetic types
142 we need to deal with. */
143 typedef unsigned long bfd_vma;
145 /* A generic signed type which is guaranteed to be big enough to hold any
146 arithmetic types we need to deal with. Can be assumed to be compatible
147 with bfd_vma in the same way that signed and unsigned ints are compatible
148 (as parameters, in assignment, etc). */
149 typedef long bfd_signed_vma;
151 typedef unsigned long symvalue;
152 typedef unsigned long bfd_size_type;
154 /* Print a bfd_vma x on stream s. */
155 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
156 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
158 #endif /* not BFD64 */
160 /* A pointer to a position in a file. */
161 /* FIXME: This should be using off_t from <sys/types.h>.
162 For now, try to avoid breaking stuff by not including <sys/types.h> here.
163 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
164 Probably the best long-term answer is to avoid using file_ptr AND off_t
165 in this header file, and to handle this in the BFD implementation
166 rather than in its interface. */
167 /* typedef off_t file_ptr; */
168 typedef bfd_signed_vma file_ptr;
169 typedef bfd_vma ufile_ptr;
171 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
172 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
174 #define printf_vma(x) fprintf_vma(stdout,x)
175 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
177 typedef unsigned int flagword; /* 32 bits of flags */
178 typedef unsigned char bfd_byte;
182 typedef enum bfd_format {
183 bfd_unknown = 0, /* file format is unknown */
184 bfd_object, /* linker/assember/compiler output */
185 bfd_archive, /* object archive file */
186 bfd_core, /* core dump */
187 bfd_type_end} /* marks the end; don't use it! */
190 /* Values that may appear in the flags field of a BFD. These also
191 appear in the object_flags field of the bfd_target structure, where
192 they indicate the set of flags used by that backend (not all flags
193 are meaningful for all object file formats) (FIXME: at the moment,
194 the object_flags values have mostly just been copied from backend
195 to another, and are not necessarily correct). */
198 #define BFD_NO_FLAGS 0x00
200 /* BFD contains relocation entries. */
201 #define HAS_RELOC 0x01
203 /* BFD is directly executable. */
206 /* BFD has line number information (basically used for F_LNNO in a
208 #define HAS_LINENO 0x04
210 /* BFD has debugging information. */
211 #define HAS_DEBUG 0x08
213 /* BFD has symbols. */
214 #define HAS_SYMS 0x10
216 /* BFD has local symbols (basically used for F_LSYMS in a COFF
218 #define HAS_LOCALS 0x20
220 /* BFD is a dynamic object. */
223 /* Text section is write protected (if D_PAGED is not set, this is
224 like an a.out NMAGIC file) (the linker sets this by default, but
225 clears it for -r or -N). */
228 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
229 linker sets this by default, but clears it for -r or -n or -N). */
230 #define D_PAGED 0x100
232 /* BFD is relaxable (this means that bfd_relax_section may be able to
233 do something) (sometimes bfd_relax_section can do something even if
235 #define BFD_IS_RELAXABLE 0x200
237 /* This may be set before writing out a BFD to request using a
238 traditional format. For example, this is used to request that when
239 writing out an a.out object the symbols not be hashed to eliminate
241 #define BFD_TRADITIONAL_FORMAT 0x400
243 /* This flag indicates that the BFD contents are actually cached in
244 memory. If this is set, iostream points to a bfd_in_memory struct. */
245 #define BFD_IN_MEMORY 0x800
247 /* symbols and relocation */
249 /* A count of carsyms (canonical archive symbols). */
250 typedef unsigned long symindex;
252 /* How to perform a relocation. */
253 typedef const struct reloc_howto_struct reloc_howto_type;
255 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
257 /* General purpose part of a symbol X;
258 target specific parts are in libcoff.h, libaout.h, etc. */
260 #define bfd_get_section(x) ((x)->section)
261 #define bfd_get_output_section(x) ((x)->section->output_section)
262 #define bfd_set_section(x,y) ((x)->section) = (y)
263 #define bfd_asymbol_base(x) ((x)->section->vma)
264 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
265 #define bfd_asymbol_name(x) ((x)->name)
266 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
267 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
268 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
270 /* A canonical archive symbol. */
271 /* This is a type pun with struct ranlib on purpose! */
272 typedef struct carsym {
274 file_ptr file_offset; /* look here to find the file */
275 } carsym; /* to make these you call a carsymogen */
277 /* Used in generating armaps (archive tables of contents).
278 Perhaps just a forward definition would do? */
279 struct orl { /* output ranlib */
280 char **name; /* symbol name */
284 } u; /* bfd* or file position */
285 int namidx; /* index into string table */
288 /* Linenumber stuff */
289 typedef struct lineno_cache_entry {
290 unsigned int line_number; /* Linenumber from start of function*/
292 struct symbol_cache_entry *sym; /* Function name */
293 bfd_vma offset; /* Offset into section */
297 /* object and core file sections */
299 #define align_power(addr, align) \
300 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
302 typedef struct sec *sec_ptr;
304 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
305 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
306 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
307 #define bfd_section_name(bfd, ptr) ((ptr)->name)
308 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
309 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
310 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
311 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
312 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
313 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
315 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
317 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
318 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
319 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
321 typedef struct stat stat_type;
323 typedef enum bfd_print_symbol
325 bfd_print_symbol_name,
326 bfd_print_symbol_more,
328 } bfd_print_symbol_type;
330 /* Information about a symbol that nm needs. */
332 typedef struct _symbol_info
336 const char *name; /* Symbol name. */
337 unsigned char stab_type; /* Stab type. */
338 char stab_other; /* Stab other. */
339 short stab_desc; /* Stab desc. */
340 const char *stab_name; /* String for stab type. */
343 /* Get the name of a stabs type code. */
345 extern const char *bfd_get_stab_name PARAMS ((int));
347 /* Hash table routines. There is no way to free up a hash table. */
349 /* An element in the hash table. Most uses will actually use a larger
350 structure, and an instance of this will be the first field. */
352 struct bfd_hash_entry
354 /* Next entry for this hash code. */
355 struct bfd_hash_entry *next;
356 /* String being hashed. */
358 /* Hash code. This is the full hash code, not the index into the
365 struct bfd_hash_table
367 /* The hash array. */
368 struct bfd_hash_entry **table;
369 /* The number of slots in the hash table. */
371 /* A function used to create new elements in the hash table. The
372 first entry is itself a pointer to an element. When this
373 function is first invoked, this pointer will be NULL. However,
374 having the pointer permits a hierarchy of method functions to be
375 built each of which calls the function in the superclass. Thus
376 each function should be written to allocate a new block of memory
377 only if the argument is NULL. */
378 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
379 struct bfd_hash_table *,
381 /* An objalloc for this hash table. This is a struct objalloc *,
382 but we use PTR to avoid requiring the inclusion of objalloc.h. */
386 /* Initialize a hash table. */
387 extern boolean bfd_hash_table_init
388 PARAMS ((struct bfd_hash_table *,
389 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
390 struct bfd_hash_table *,
393 /* Initialize a hash table specifying a size. */
394 extern boolean bfd_hash_table_init_n
395 PARAMS ((struct bfd_hash_table *,
396 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
397 struct bfd_hash_table *,
401 /* Free up a hash table. */
402 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
404 /* Look up a string in a hash table. If CREATE is true, a new entry
405 will be created for this string if one does not already exist. The
406 COPY argument must be true if this routine should copy the string
407 into newly allocated memory when adding an entry. */
408 extern struct bfd_hash_entry *bfd_hash_lookup
409 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
412 /* Replace an entry in a hash table. */
413 extern void bfd_hash_replace
414 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
415 struct bfd_hash_entry *nw));
417 /* Base method for creating a hash table entry. */
418 extern struct bfd_hash_entry *bfd_hash_newfunc
419 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
422 /* Grab some space for a hash table entry. */
423 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
426 /* Traverse a hash table in a random order, calling a function on each
427 element. If the function returns false, the traversal stops. The
428 INFO argument is passed to the function. */
429 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
430 boolean (*) (struct bfd_hash_entry *,
434 /* Semi-portable string concatenation in cpp.
435 The CAT4 hack is to avoid a problem with some strict ANSI C preprocessors.
436 The problem is, "32_" is not a valid preprocessing token, and we don't
437 want extra underscores (e.g., "nlm_32_"). The XCAT2 macro will cause the
438 inner CAT macros to be evaluated first, producing still-valid pp-tokens.
439 Then the final concatenation can be done. (Sigh.) */
442 #define CAT(a,b) a##b
443 #define CAT3(a,b,c) a##b##c
444 #define CAT4(a,b,c,d) a##b##c##d
446 #if defined(__STDC__) || defined(ALMOST_STDC)
447 #define CAT(a,b) a##b
448 #define CAT3(a,b,c) a##b##c
449 #define XCAT2(a,b) CAT(a,b)
450 #define CAT4(a,b,c,d) XCAT2(CAT(a,b),CAT(c,d))
452 #define CAT(a,b) a/**/b
453 #define CAT3(a,b,c) a/**/b/**/c
454 #define CAT4(a,b,c,d) a/**/b/**/c/**/d
459 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
461 /* User program access to BFD facilities */
463 /* Direct I/O routines, for programs which know more about the object
464 file than BFD does. Use higher level routines if possible. */
466 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
467 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
468 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
469 extern ufile_ptr bfd_tell PARAMS ((bfd *));
470 extern int bfd_flush PARAMS ((bfd *));
471 extern int bfd_stat PARAMS ((bfd *, struct stat *));
473 /* Deprecated old routines. */
475 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
476 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
477 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
478 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
479 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
480 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
482 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
483 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
484 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
485 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
486 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
487 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
489 extern void warn_deprecated
490 PARAMS ((const char *, const char *, int, const char *));
492 /* Cast from const char * to char * so that caller can assign to
493 a char * without a warning. */
494 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
495 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
496 #define bfd_get_format(abfd) ((abfd)->format)
497 #define bfd_get_target(abfd) ((abfd)->xvec->name)
498 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
499 #define bfd_family_coff(abfd) \
500 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
501 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
502 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
503 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
504 #define bfd_header_big_endian(abfd) \
505 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
506 #define bfd_header_little_endian(abfd) \
507 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
508 #define bfd_get_file_flags(abfd) ((abfd)->flags)
509 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
510 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
511 #define bfd_my_archive(abfd) ((abfd)->my_archive)
512 #define bfd_has_map(abfd) ((abfd)->has_armap)
514 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
515 #define bfd_usrdata(abfd) ((abfd)->usrdata)
517 #define bfd_get_start_address(abfd) ((abfd)->start_address)
518 #define bfd_get_symcount(abfd) ((abfd)->symcount)
519 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
520 #define bfd_count_sections(abfd) ((abfd)->section_count)
522 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
524 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
526 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
527 /* NB: This declaration should match the autogenerated one in libbfd.h. */
529 extern boolean bfd_record_phdr
530 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
531 boolean, boolean, unsigned int, struct sec **));
533 /* Byte swapping routines. */
535 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
536 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
537 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
538 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
539 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
540 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
541 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
542 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
543 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
544 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
545 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
546 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
547 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
548 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
549 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
550 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
551 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
552 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
554 /* Byte swapping routines which take size and endiannes as arguments. */
556 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
557 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
559 /* Externally visible ECOFF routines. */
561 #if defined(__STDC__) || defined(ALMOST_STDC)
562 struct ecoff_debug_info;
563 struct ecoff_debug_swap;
565 struct symbol_cache_entry;
566 struct bfd_link_info;
567 struct bfd_link_hash_entry;
568 struct bfd_elf_version_tree;
570 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
571 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
572 extern boolean bfd_ecoff_set_regmasks
573 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
574 unsigned long *cprmask));
575 extern PTR bfd_ecoff_debug_init
576 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
577 const struct ecoff_debug_swap *output_swap,
578 struct bfd_link_info *));
579 extern void bfd_ecoff_debug_free
580 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
581 const struct ecoff_debug_swap *output_swap,
582 struct bfd_link_info *));
583 extern boolean bfd_ecoff_debug_accumulate
584 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
585 const struct ecoff_debug_swap *output_swap,
586 bfd *input_bfd, struct ecoff_debug_info *input_debug,
587 const struct ecoff_debug_swap *input_swap,
588 struct bfd_link_info *));
589 extern boolean bfd_ecoff_debug_accumulate_other
590 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
591 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
592 struct bfd_link_info *));
593 extern boolean bfd_ecoff_debug_externals
594 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
595 const struct ecoff_debug_swap *swap,
596 boolean relocateable,
597 boolean (*get_extr) (struct symbol_cache_entry *,
598 struct ecoff_extr *),
599 void (*set_index) (struct symbol_cache_entry *,
601 extern boolean bfd_ecoff_debug_one_external
602 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
603 const struct ecoff_debug_swap *swap,
604 const char *name, struct ecoff_extr *esym));
605 extern bfd_size_type bfd_ecoff_debug_size
606 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
607 const struct ecoff_debug_swap *swap));
608 extern boolean bfd_ecoff_write_debug
609 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
610 const struct ecoff_debug_swap *swap, file_ptr where));
611 extern boolean bfd_ecoff_write_accumulated_debug
612 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
613 const struct ecoff_debug_swap *swap,
614 struct bfd_link_info *info, file_ptr where));
615 extern boolean bfd_mips_ecoff_create_embedded_relocs
616 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
619 /* Externally visible ELF routines. */
621 struct bfd_link_needed_list
623 struct bfd_link_needed_list *next;
628 extern boolean bfd_elf32_record_link_assignment
629 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
630 extern boolean bfd_elf64_record_link_assignment
631 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
632 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
633 PARAMS ((bfd *, struct bfd_link_info *));
634 extern boolean bfd_elf_get_bfd_needed_list
635 PARAMS ((bfd *, struct bfd_link_needed_list **));
636 extern boolean bfd_elf32_size_dynamic_sections
637 PARAMS ((bfd *, const char *, const char *, const char *,
638 const char * const *, struct bfd_link_info *, struct sec **,
639 struct bfd_elf_version_tree *));
640 extern boolean bfd_elf64_size_dynamic_sections
641 PARAMS ((bfd *, const char *, const char *, const char *,
642 const char * const *, struct bfd_link_info *, struct sec **,
643 struct bfd_elf_version_tree *));
644 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
645 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
646 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
647 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
648 PARAMS ((bfd *, struct bfd_link_info *));
650 /* Return an upper bound on the number of bytes required to store a
651 copy of ABFD's program header table entries. Return -1 if an error
652 occurs; bfd_get_error will return an appropriate code. */
653 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
655 /* Copy ABFD's program header table entries to *PHDRS. The entries
656 will be stored as an array of Elf_Internal_Phdr structures, as
657 defined in include/elf/internal.h. To find out how large the
658 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
660 Return the number of program header table entries read, or -1 if an
661 error occurs; bfd_get_error will return an appropriate code. */
662 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
664 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
665 extern int bfd_get_arch_size PARAMS ((bfd *));
667 /* Return true if address "naturally" sign extends, or -1 if not elf. */
668 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
670 extern boolean bfd_m68k_elf32_create_embedded_relocs
671 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
674 /* SunOS shared library support routines for the linker. */
676 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
677 PARAMS ((bfd *, struct bfd_link_info *));
678 extern boolean bfd_sunos_record_link_assignment
679 PARAMS ((bfd *, struct bfd_link_info *, const char *));
680 extern boolean bfd_sunos_size_dynamic_sections
681 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
684 /* Linux shared library support routines for the linker. */
686 extern boolean bfd_i386linux_size_dynamic_sections
687 PARAMS ((bfd *, struct bfd_link_info *));
688 extern boolean bfd_m68klinux_size_dynamic_sections
689 PARAMS ((bfd *, struct bfd_link_info *));
690 extern boolean bfd_sparclinux_size_dynamic_sections
691 PARAMS ((bfd *, struct bfd_link_info *));
695 struct _bfd_window_internal;
696 typedef struct _bfd_window_internal bfd_window_internal;
698 typedef struct _bfd_window {
699 /* What the user asked for. */
702 /* The actual window used by BFD. Small user-requested read-only
703 regions sharing a page may share a single window into the object
704 file. Read-write versions shouldn't until I've fixed things to
705 keep track of which portions have been claimed by the
706 application; don't want to give the same region back when the
707 application wants two writable copies! */
708 struct _bfd_window_internal *i;
711 extern void bfd_init_window PARAMS ((bfd_window *));
712 extern void bfd_free_window PARAMS ((bfd_window *));
713 extern boolean bfd_get_file_window
714 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
716 /* XCOFF support routines for the linker. */
718 extern boolean bfd_xcoff_link_record_set
719 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
721 extern boolean bfd_xcoff_import_symbol
722 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
723 bfd_vma, const char *, const char *, const char *, unsigned int));
724 extern boolean bfd_xcoff_export_symbol
725 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
726 extern boolean bfd_xcoff_link_count_reloc
727 PARAMS ((bfd *, struct bfd_link_info *, const char *));
728 extern boolean bfd_xcoff_record_link_assignment
729 PARAMS ((bfd *, struct bfd_link_info *, const char *));
730 extern boolean bfd_xcoff_size_dynamic_sections
731 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
732 unsigned long, unsigned long, unsigned long, boolean,
733 int, boolean, boolean, struct sec **));
735 /* Externally visible COFF routines. */
737 #if defined(__STDC__) || defined(ALMOST_STDC)
738 struct internal_syment;
739 union internal_auxent;
742 extern boolean bfd_coff_get_syment
743 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
745 extern boolean bfd_coff_get_auxent
746 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
748 extern boolean bfd_coff_set_symbol_class
749 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
751 extern boolean bfd_m68k_coff_create_embedded_relocs
752 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
755 /* ARM Interworking support. Called from linker. */
756 extern boolean bfd_arm_allocate_interworking_sections
757 PARAMS ((struct bfd_link_info *));
759 extern boolean bfd_arm_process_before_allocation
760 PARAMS ((bfd *, struct bfd_link_info *, int));
762 extern boolean bfd_arm_get_bfd_for_interworking
763 PARAMS ((bfd *, struct bfd_link_info *));
765 /* PE ARM Interworking support. Called from linker. */
766 extern boolean bfd_arm_pe_allocate_interworking_sections
767 PARAMS ((struct bfd_link_info *));
769 extern boolean bfd_arm_pe_process_before_allocation
770 PARAMS ((bfd *, struct bfd_link_info *, int));
772 extern boolean bfd_arm_pe_get_bfd_for_interworking
773 PARAMS ((bfd *, struct bfd_link_info *));
775 /* ELF ARM Interworking support. Called from linker. */
776 extern boolean bfd_elf32_arm_allocate_interworking_sections
777 PARAMS ((struct bfd_link_info *));
779 extern boolean bfd_elf32_arm_process_before_allocation
780 PARAMS ((bfd *, struct bfd_link_info *, int));
782 extern boolean bfd_elf32_arm_get_bfd_for_interworking
783 PARAMS ((bfd *, struct bfd_link_info *));
785 /* TI COFF load page support. */
786 extern void bfd_ticoff_set_section_load_page
787 PARAMS ((struct sec *, int));
789 extern int bfd_ticoff_get_section_load_page
790 PARAMS ((struct sec *));
792 /* And more from the source. */