bfd-in.h revision 107492
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, 3 2000, 2001, 2002 4 Free Software Foundation, Inc. 5 Contributed by Cygnus Support. 6 7 This file is part of BFD, the Binary File Descriptor library. 8 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. 13 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. 18 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. */ 22 23#ifndef __BFD_H_SEEN__ 24#define __BFD_H_SEEN__ 25 26#ifdef __cplusplus 27extern "C" { 28#endif 29 30#include "ansidecl.h" 31#include "symcat.h" 32#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) 33#ifndef SABER 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. */ 39#undef CONCAT4 40#define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d)) 41#endif 42#endif 43 44#define BFD_VERSION @bfd_version@ 45#define BFD_VERSION_DATE @bfd_version_date@ 46#define BFD_VERSION_STRING @bfd_version_string@ 47 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@ 52 53/* The word size of the default bfd target. */ 54#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@ 55 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@ 60#endif 61 62#if BFD_ARCH_SIZE >= 64 63#define BFD64 64#endif 65 66#ifndef INLINE 67#if __GNUC__ >= 2 68#define INLINE __inline__ 69#else 70#define INLINE 71#endif 72#endif 73 74/* Forward declaration. */ 75typedef struct _bfd bfd; 76 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 82 the host. */ 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. If so, it must 93 be included first. -drow */ 94#if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6)) 95#define TRUE_FALSE_ALREADY_DEFINED 96#else 97#if defined (__bool_true_false_are_defined) 98/* We have <stdbool.h>. */ 99#define TRUE_FALSE_ALREADY_DEFINED 100#endif 101#endif 102#ifdef MPW 103/* Pre-emptive strike - get the file with the enum. */ 104#include <Types.h> 105#define TRUE_FALSE_ALREADY_DEFINED 106#endif /* MPW */ 107#ifndef TRUE_FALSE_ALREADY_DEFINED 108typedef enum bfd_boolean {false, true} boolean; 109#define BFD_TRUE_FALSE 110#else 111/* Use enum names that will appear nowhere else. */ 112typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean; 113#endif 114 115/* Support for different sizes of target format ints and addresses. 116 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be 117 set to 1 above. Otherwise, if gcc is being used, this code will 118 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be 119 defined above. */ 120 121#ifndef BFD_HOST_64_BIT 122# if BFD_HOST_64BIT_LONG 123# define BFD_HOST_64_BIT long 124# define BFD_HOST_U_64_BIT unsigned long 125# else 126# ifdef __GNUC__ 127# if __GNUC__ >= 2 128# define BFD_HOST_64_BIT long long 129# define BFD_HOST_U_64_BIT unsigned long long 130# endif /* __GNUC__ >= 2 */ 131# endif /* ! defined (__GNUC__) */ 132# endif /* ! BFD_HOST_64BIT_LONG */ 133#endif /* ! defined (BFD_HOST_64_BIT) */ 134 135#ifdef BFD64 136 137#ifndef BFD_HOST_64_BIT 138 #error No 64 bit integer type available 139#endif /* ! defined (BFD_HOST_64_BIT) */ 140 141typedef BFD_HOST_U_64_BIT bfd_vma; 142typedef BFD_HOST_64_BIT bfd_signed_vma; 143typedef BFD_HOST_U_64_BIT bfd_size_type; 144typedef BFD_HOST_U_64_BIT symvalue; 145 146#ifndef fprintf_vma 147#if BFD_HOST_64BIT_LONG 148#define sprintf_vma(s,x) sprintf (s, "%016lx", x) 149#define fprintf_vma(f,x) fprintf (f, "%016lx", x) 150#else 151#define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff))) 152#define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff)) 153#define fprintf_vma(s,x) \ 154 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x)) 155#define sprintf_vma(s,x) \ 156 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x)) 157#endif 158#endif 159 160#else /* not BFD64 */ 161 162/* Represent a target address. Also used as a generic unsigned type 163 which is guaranteed to be big enough to hold any arithmetic types 164 we need to deal with. */ 165typedef unsigned long bfd_vma; 166 167/* A generic signed type which is guaranteed to be big enough to hold any 168 arithmetic types we need to deal with. Can be assumed to be compatible 169 with bfd_vma in the same way that signed and unsigned ints are compatible 170 (as parameters, in assignment, etc). */ 171typedef long bfd_signed_vma; 172 173typedef unsigned long symvalue; 174typedef unsigned long bfd_size_type; 175 176/* Print a bfd_vma x on stream s. */ 177#define fprintf_vma(s,x) fprintf (s, "%08lx", x) 178#define sprintf_vma(s,x) sprintf (s, "%08lx", x) 179 180#endif /* not BFD64 */ 181 182/* A pointer to a position in a file. */ 183/* FIXME: This should be using off_t from <sys/types.h>. 184 For now, try to avoid breaking stuff by not including <sys/types.h> here. 185 This will break on systems with 64-bit file offsets (e.g. 4.4BSD). 186 Probably the best long-term answer is to avoid using file_ptr AND off_t 187 in this header file, and to handle this in the BFD implementation 188 rather than in its interface. */ 189/* typedef off_t file_ptr; */ 190typedef bfd_signed_vma file_ptr; 191typedef bfd_vma ufile_ptr; 192 193extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma)); 194extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma)); 195 196#define printf_vma(x) fprintf_vma(stdout,x) 197#define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x) 198 199typedef unsigned int flagword; /* 32 bits of flags */ 200typedef unsigned char bfd_byte; 201 202/* File formats. */ 203 204typedef enum bfd_format 205{ 206 bfd_unknown = 0, /* File format is unknown. */ 207 bfd_object, /* Linker/assember/compiler output. */ 208 bfd_archive, /* Object archive file. */ 209 bfd_core, /* Core dump. */ 210 bfd_type_end /* Marks the end; don't use it! */ 211} 212bfd_format; 213 214/* Values that may appear in the flags field of a BFD. These also 215 appear in the object_flags field of the bfd_target structure, where 216 they indicate the set of flags used by that backend (not all flags 217 are meaningful for all object file formats) (FIXME: at the moment, 218 the object_flags values have mostly just been copied from backend 219 to another, and are not necessarily correct). */ 220 221/* No flags. */ 222#define BFD_NO_FLAGS 0x00 223 224/* BFD contains relocation entries. */ 225#define HAS_RELOC 0x01 226 227/* BFD is directly executable. */ 228#define EXEC_P 0x02 229 230/* BFD has line number information (basically used for F_LNNO in a 231 COFF header). */ 232#define HAS_LINENO 0x04 233 234/* BFD has debugging information. */ 235#define HAS_DEBUG 0x08 236 237/* BFD has symbols. */ 238#define HAS_SYMS 0x10 239 240/* BFD has local symbols (basically used for F_LSYMS in a COFF 241 header). */ 242#define HAS_LOCALS 0x20 243 244/* BFD is a dynamic object. */ 245#define DYNAMIC 0x40 246 247/* Text section is write protected (if D_PAGED is not set, this is 248 like an a.out NMAGIC file) (the linker sets this by default, but 249 clears it for -r or -N). */ 250#define WP_TEXT 0x80 251 252/* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the 253 linker sets this by default, but clears it for -r or -n or -N). */ 254#define D_PAGED 0x100 255 256/* BFD is relaxable (this means that bfd_relax_section may be able to 257 do something) (sometimes bfd_relax_section can do something even if 258 this is not set). */ 259#define BFD_IS_RELAXABLE 0x200 260 261/* This may be set before writing out a BFD to request using a 262 traditional format. For example, this is used to request that when 263 writing out an a.out object the symbols not be hashed to eliminate 264 duplicates. */ 265#define BFD_TRADITIONAL_FORMAT 0x400 266 267/* This flag indicates that the BFD contents are actually cached in 268 memory. If this is set, iostream points to a bfd_in_memory struct. */ 269#define BFD_IN_MEMORY 0x800 270 271/* Symbols and relocation. */ 272 273/* A count of carsyms (canonical archive symbols). */ 274typedef unsigned long symindex; 275 276/* How to perform a relocation. */ 277typedef const struct reloc_howto_struct reloc_howto_type; 278 279#define BFD_NO_MORE_SYMBOLS ((symindex) ~0) 280 281/* General purpose part of a symbol X; 282 target specific parts are in libcoff.h, libaout.h, etc. */ 283 284#define bfd_get_section(x) ((x)->section) 285#define bfd_get_output_section(x) ((x)->section->output_section) 286#define bfd_set_section(x,y) ((x)->section) = (y) 287#define bfd_asymbol_base(x) ((x)->section->vma) 288#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value) 289#define bfd_asymbol_name(x) ((x)->name) 290/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/ 291#define bfd_asymbol_bfd(x) ((x)->the_bfd) 292#define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour) 293 294/* A canonical archive symbol. */ 295/* This is a type pun with struct ranlib on purpose! */ 296typedef struct carsym 297{ 298 char *name; 299 file_ptr file_offset; /* Look here to find the file. */ 300} 301carsym; /* To make these you call a carsymogen. */ 302 303/* Used in generating armaps (archive tables of contents). 304 Perhaps just a forward definition would do? */ 305struct orl /* Output ranlib. */ 306{ 307 char **name; /* Symbol name. */ 308 union 309 { 310 file_ptr pos; 311 bfd *abfd; 312 } u; /* bfd* or file position. */ 313 int namidx; /* Index into string table. */ 314}; 315 316/* Linenumber stuff. */ 317typedef struct lineno_cache_entry 318{ 319 unsigned int line_number; /* Linenumber from start of function. */ 320 union 321 { 322 struct symbol_cache_entry *sym; /* Function name. */ 323 bfd_vma offset; /* Offset into section. */ 324 } u; 325} 326alent; 327 328/* Object and core file sections. */ 329 330#define align_power(addr, align) \ 331 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align))) 332 333typedef struct sec *sec_ptr; 334 335#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0) 336#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0) 337#define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0) 338#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0) 339#define bfd_section_name(bfd, ptr) ((ptr)->name) 340#define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr)) 341#define bfd_section_vma(bfd, ptr) ((ptr)->vma) 342#define bfd_section_lma(bfd, ptr) ((ptr)->lma) 343#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power) 344#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0) 345#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata) 346 347#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0) 348 349#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = (unsigned int)true), true) 350#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true) 351#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true) 352 353typedef struct stat stat_type; 354 355typedef enum bfd_print_symbol 356{ 357 bfd_print_symbol_name, 358 bfd_print_symbol_more, 359 bfd_print_symbol_all 360} bfd_print_symbol_type; 361 362/* Information about a symbol that nm needs. */ 363 364typedef struct _symbol_info 365{ 366 symvalue value; 367 char type; 368 const char *name; /* Symbol name. */ 369 unsigned char stab_type; /* Stab type. */ 370 char stab_other; /* Stab other. */ 371 short stab_desc; /* Stab desc. */ 372 const char *stab_name; /* String for stab type. */ 373} symbol_info; 374 375/* Get the name of a stabs type code. */ 376 377extern const char *bfd_get_stab_name PARAMS ((int)); 378 379/* Hash table routines. There is no way to free up a hash table. */ 380 381/* An element in the hash table. Most uses will actually use a larger 382 structure, and an instance of this will be the first field. */ 383 384struct bfd_hash_entry 385{ 386 /* Next entry for this hash code. */ 387 struct bfd_hash_entry *next; 388 /* String being hashed. */ 389 const char *string; 390 /* Hash code. This is the full hash code, not the index into the 391 table. */ 392 unsigned long hash; 393}; 394 395/* A hash table. */ 396 397struct bfd_hash_table 398{ 399 /* The hash array. */ 400 struct bfd_hash_entry **table; 401 /* The number of slots in the hash table. */ 402 unsigned int size; 403 /* A function used to create new elements in the hash table. The 404 first entry is itself a pointer to an element. When this 405 function is first invoked, this pointer will be NULL. However, 406 having the pointer permits a hierarchy of method functions to be 407 built each of which calls the function in the superclass. Thus 408 each function should be written to allocate a new block of memory 409 only if the argument is NULL. */ 410 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *, 411 struct bfd_hash_table *, 412 const char *)); 413 /* An objalloc for this hash table. This is a struct objalloc *, 414 but we use PTR to avoid requiring the inclusion of objalloc.h. */ 415 PTR memory; 416}; 417 418/* Initialize a hash table. */ 419extern boolean bfd_hash_table_init 420 PARAMS ((struct bfd_hash_table *, 421 struct bfd_hash_entry *(*) (struct bfd_hash_entry *, 422 struct bfd_hash_table *, 423 const char *))); 424 425/* Initialize a hash table specifying a size. */ 426extern boolean bfd_hash_table_init_n 427 PARAMS ((struct bfd_hash_table *, 428 struct bfd_hash_entry *(*) (struct bfd_hash_entry *, 429 struct bfd_hash_table *, 430 const char *), 431 unsigned int size)); 432 433/* Free up a hash table. */ 434extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *)); 435 436/* Look up a string in a hash table. If CREATE is true, a new entry 437 will be created for this string if one does not already exist. The 438 COPY argument must be true if this routine should copy the string 439 into newly allocated memory when adding an entry. */ 440extern struct bfd_hash_entry *bfd_hash_lookup 441 PARAMS ((struct bfd_hash_table *, const char *, boolean create, 442 boolean copy)); 443 444/* Replace an entry in a hash table. */ 445extern void bfd_hash_replace 446 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old, 447 struct bfd_hash_entry *nw)); 448 449/* Base method for creating a hash table entry. */ 450extern struct bfd_hash_entry *bfd_hash_newfunc 451 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, 452 const char *)); 453 454/* Grab some space for a hash table entry. */ 455extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *, 456 unsigned int)); 457 458/* Traverse a hash table in a random order, calling a function on each 459 element. If the function returns false, the traversal stops. The 460 INFO argument is passed to the function. */ 461extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *, 462 boolean (*) (struct bfd_hash_entry *, 463 PTR), 464 PTR info)); 465 466#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table 467 468/* User program access to BFD facilities. */ 469 470/* Direct I/O routines, for programs which know more about the object 471 file than BFD does. Use higher level routines if possible. */ 472 473extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *)); 474extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *)); 475extern int bfd_seek PARAMS ((bfd *, file_ptr, int)); 476extern ufile_ptr bfd_tell PARAMS ((bfd *)); 477extern int bfd_flush PARAMS ((bfd *)); 478extern int bfd_stat PARAMS ((bfd *, struct stat *)); 479 480/* Deprecated old routines. */ 481#if __GNUC__ 482#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ 483 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \ 484 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 485#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ 486 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \ 487 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 488#else 489#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ 490 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \ 491 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 492#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ 493 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\ 494 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 495#endif 496extern void warn_deprecated 497 PARAMS ((const char *, const char *, int, const char *)); 498 499/* Cast from const char * to char * so that caller can assign to 500 a char * without a warning. */ 501#define bfd_get_filename(abfd) ((char *) (abfd)->filename) 502#define bfd_get_cacheable(abfd) ((abfd)->cacheable) 503#define bfd_get_format(abfd) ((abfd)->format) 504#define bfd_get_target(abfd) ((abfd)->xvec->name) 505#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour) 506#define bfd_family_coff(abfd) \ 507 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \ 508 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour) 509#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG) 510#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE) 511#define bfd_header_big_endian(abfd) \ 512 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG) 513#define bfd_header_little_endian(abfd) \ 514 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE) 515#define bfd_get_file_flags(abfd) ((abfd)->flags) 516#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags) 517#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags) 518#define bfd_my_archive(abfd) ((abfd)->my_archive) 519#define bfd_has_map(abfd) ((abfd)->has_armap) 520 521#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types) 522#define bfd_usrdata(abfd) ((abfd)->usrdata) 523 524#define bfd_get_start_address(abfd) ((abfd)->start_address) 525#define bfd_get_symcount(abfd) ((abfd)->symcount) 526#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols) 527#define bfd_count_sections(abfd) ((abfd)->section_count) 528 529#define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount) 530 531#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char) 532 533#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true) 534 535extern boolean bfd_cache_close PARAMS ((bfd *abfd)); 536/* NB: This declaration should match the autogenerated one in libbfd.h. */ 537 538extern boolean bfd_record_phdr 539 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma, 540 boolean, boolean, unsigned int, struct sec **)); 541 542/* Byte swapping routines. */ 543 544bfd_vma bfd_getb64 PARAMS ((const unsigned char *)); 545bfd_vma bfd_getl64 PARAMS ((const unsigned char *)); 546bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *)); 547bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *)); 548bfd_vma bfd_getb32 PARAMS ((const unsigned char *)); 549bfd_vma bfd_getl32 PARAMS ((const unsigned char *)); 550bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *)); 551bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *)); 552bfd_vma bfd_getb16 PARAMS ((const unsigned char *)); 553bfd_vma bfd_getl16 PARAMS ((const unsigned char *)); 554bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *)); 555bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *)); 556void bfd_putb64 PARAMS ((bfd_vma, unsigned char *)); 557void bfd_putl64 PARAMS ((bfd_vma, unsigned char *)); 558void bfd_putb32 PARAMS ((bfd_vma, unsigned char *)); 559void bfd_putl32 PARAMS ((bfd_vma, unsigned char *)); 560void bfd_putb16 PARAMS ((bfd_vma, unsigned char *)); 561void bfd_putl16 PARAMS ((bfd_vma, unsigned char *)); 562 563/* Byte swapping routines which take size and endiannes as arguments. */ 564 565bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean)); 566void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean)); 567 568/* Externally visible ECOFF routines. */ 569 570#if defined(__STDC__) || defined(ALMOST_STDC) 571struct ecoff_debug_info; 572struct ecoff_debug_swap; 573struct ecoff_extr; 574struct symbol_cache_entry; 575struct bfd_link_info; 576struct bfd_link_hash_entry; 577struct bfd_elf_version_tree; 578#endif 579extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd)); 580extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value)); 581extern boolean bfd_ecoff_set_regmasks 582 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask, 583 unsigned long *cprmask)); 584extern PTR bfd_ecoff_debug_init 585 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug, 586 const struct ecoff_debug_swap *output_swap, 587 struct bfd_link_info *)); 588extern void bfd_ecoff_debug_free 589 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, 590 const struct ecoff_debug_swap *output_swap, 591 struct bfd_link_info *)); 592extern boolean bfd_ecoff_debug_accumulate 593 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, 594 const struct ecoff_debug_swap *output_swap, 595 bfd *input_bfd, struct ecoff_debug_info *input_debug, 596 const struct ecoff_debug_swap *input_swap, 597 struct bfd_link_info *)); 598extern boolean bfd_ecoff_debug_accumulate_other 599 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, 600 const struct ecoff_debug_swap *output_swap, bfd *input_bfd, 601 struct bfd_link_info *)); 602extern boolean bfd_ecoff_debug_externals 603 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 604 const struct ecoff_debug_swap *swap, 605 boolean relocateable, 606 boolean (*get_extr) (struct symbol_cache_entry *, 607 struct ecoff_extr *), 608 void (*set_index) (struct symbol_cache_entry *, 609 bfd_size_type))); 610extern boolean bfd_ecoff_debug_one_external 611 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 612 const struct ecoff_debug_swap *swap, 613 const char *name, struct ecoff_extr *esym)); 614extern bfd_size_type bfd_ecoff_debug_size 615 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 616 const struct ecoff_debug_swap *swap)); 617extern boolean bfd_ecoff_write_debug 618 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 619 const struct ecoff_debug_swap *swap, file_ptr where)); 620extern boolean bfd_ecoff_write_accumulated_debug 621 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug, 622 const struct ecoff_debug_swap *swap, 623 struct bfd_link_info *info, file_ptr where)); 624extern boolean bfd_mips_ecoff_create_embedded_relocs 625 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 626 char **)); 627 628/* Externally visible ELF routines. */ 629 630struct bfd_link_needed_list 631{ 632 struct bfd_link_needed_list *next; 633 bfd *by; 634 const char *name; 635}; 636 637extern boolean bfd_elf32_record_link_assignment 638 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean)); 639extern boolean bfd_elf64_record_link_assignment 640 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean)); 641extern struct bfd_link_needed_list *bfd_elf_get_needed_list 642 PARAMS ((bfd *, struct bfd_link_info *)); 643extern boolean bfd_elf_get_bfd_needed_list 644 PARAMS ((bfd *, struct bfd_link_needed_list **)); 645extern boolean bfd_elf32_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 *)); 649extern boolean bfd_elf64_size_dynamic_sections 650 PARAMS ((bfd *, const char *, const char *, const char *, 651 const char * const *, struct bfd_link_info *, struct sec **, 652 struct bfd_elf_version_tree *)); 653extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *)); 654extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *)); 655extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *)); 656extern struct bfd_link_needed_list *bfd_elf_get_runpath_list 657 PARAMS ((bfd *, struct bfd_link_info *)); 658extern boolean bfd_elf32_discard_info 659 PARAMS ((bfd *, struct bfd_link_info *)); 660extern boolean bfd_elf64_discard_info 661 PARAMS ((bfd *, struct bfd_link_info *)); 662 663/* Return an upper bound on the number of bytes required to store a 664 copy of ABFD's program header table entries. Return -1 if an error 665 occurs; bfd_get_error will return an appropriate code. */ 666extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd)); 667 668/* Copy ABFD's program header table entries to *PHDRS. The entries 669 will be stored as an array of Elf_Internal_Phdr structures, as 670 defined in include/elf/internal.h. To find out how large the 671 buffer needs to be, call bfd_get_elf_phdr_upper_bound. 672 673 Return the number of program header table entries read, or -1 if an 674 error occurs; bfd_get_error will return an appropriate code. */ 675extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs)); 676 677/* Return the arch_size field of an elf bfd, or -1 if not elf. */ 678extern int bfd_get_arch_size PARAMS ((bfd *)); 679 680/* Return true if address "naturally" sign extends, or -1 if not elf. */ 681extern int bfd_get_sign_extend_vma PARAMS ((bfd *)); 682 683extern boolean bfd_m68k_elf32_create_embedded_relocs 684 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 685 char **)); 686extern boolean bfd_mips_elf32_create_embedded_relocs 687 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 688 char **)); 689 690/* SunOS shared library support routines for the linker. */ 691 692extern struct bfd_link_needed_list *bfd_sunos_get_needed_list 693 PARAMS ((bfd *, struct bfd_link_info *)); 694extern boolean bfd_sunos_record_link_assignment 695 PARAMS ((bfd *, struct bfd_link_info *, const char *)); 696extern boolean bfd_sunos_size_dynamic_sections 697 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **, 698 struct sec **)); 699 700/* Linux shared library support routines for the linker. */ 701 702extern boolean bfd_i386linux_size_dynamic_sections 703 PARAMS ((bfd *, struct bfd_link_info *)); 704extern boolean bfd_m68klinux_size_dynamic_sections 705 PARAMS ((bfd *, struct bfd_link_info *)); 706extern boolean bfd_sparclinux_size_dynamic_sections 707 PARAMS ((bfd *, struct bfd_link_info *)); 708 709/* mmap hacks */ 710 711struct _bfd_window_internal; 712typedef struct _bfd_window_internal bfd_window_internal; 713 714typedef struct _bfd_window 715{ 716 /* What the user asked for. */ 717 PTR data; 718 bfd_size_type size; 719 /* The actual window used by BFD. Small user-requested read-only 720 regions sharing a page may share a single window into the object 721 file. Read-write versions shouldn't until I've fixed things to 722 keep track of which portions have been claimed by the 723 application; don't want to give the same region back when the 724 application wants two writable copies! */ 725 struct _bfd_window_internal *i; 726} 727bfd_window; 728 729extern void bfd_init_window PARAMS ((bfd_window *)); 730extern void bfd_free_window PARAMS ((bfd_window *)); 731extern boolean bfd_get_file_window 732 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean)); 733 734/* XCOFF support routines for the linker. */ 735 736extern boolean bfd_xcoff_link_record_set 737 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, 738 bfd_size_type)); 739extern boolean bfd_xcoff_import_symbol 740 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, 741 bfd_vma, const char *, const char *, const char *, unsigned int)); 742extern boolean bfd_xcoff_export_symbol 743 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *)); 744extern boolean bfd_xcoff_link_count_reloc 745 PARAMS ((bfd *, struct bfd_link_info *, const char *)); 746extern boolean bfd_xcoff_record_link_assignment 747 PARAMS ((bfd *, struct bfd_link_info *, const char *)); 748extern boolean bfd_xcoff_size_dynamic_sections 749 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *, 750 unsigned long, unsigned long, unsigned long, boolean, 751 int, boolean, boolean, struct sec **, boolean)); 752extern boolean bfd_xcoff_link_generate_rtinit 753 PARAMS ((bfd *, const char *, const char *, boolean)); 754 755/* XCOFF support routines for ar. */ 756extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *)); 757 758/* Externally visible COFF routines. */ 759 760#if defined(__STDC__) || defined(ALMOST_STDC) 761struct internal_syment; 762union internal_auxent; 763#endif 764 765extern boolean bfd_coff_get_syment 766 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *)); 767 768extern boolean bfd_coff_get_auxent 769 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *)); 770 771extern boolean bfd_coff_set_symbol_class 772 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int)); 773 774extern boolean bfd_m68k_coff_create_embedded_relocs 775 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 776 char **)); 777 778/* ARM Interworking support. Called from linker. */ 779extern boolean bfd_arm_allocate_interworking_sections 780 PARAMS ((struct bfd_link_info *)); 781 782extern boolean bfd_arm_process_before_allocation 783 PARAMS ((bfd *, struct bfd_link_info *, int)); 784 785extern boolean bfd_arm_get_bfd_for_interworking 786 PARAMS ((bfd *, struct bfd_link_info *)); 787 788/* PE ARM Interworking support. Called from linker. */ 789extern boolean bfd_arm_pe_allocate_interworking_sections 790 PARAMS ((struct bfd_link_info *)); 791 792extern boolean bfd_arm_pe_process_before_allocation 793 PARAMS ((bfd *, struct bfd_link_info *, int)); 794 795extern boolean bfd_arm_pe_get_bfd_for_interworking 796 PARAMS ((bfd *, struct bfd_link_info *)); 797 798/* ELF ARM Interworking support. Called from linker. */ 799extern boolean bfd_elf32_arm_allocate_interworking_sections 800 PARAMS ((struct bfd_link_info *)); 801 802extern boolean bfd_elf32_arm_process_before_allocation 803 PARAMS ((bfd *, struct bfd_link_info *, int)); 804 805extern boolean bfd_elf32_arm_get_bfd_for_interworking 806 PARAMS ((bfd *, struct bfd_link_info *)); 807 808extern boolean bfd_elf32_arm_add_glue_sections_to_bfd 809 PARAMS ((bfd *, struct bfd_link_info *)); 810 811/* TI COFF load page support. */ 812extern void bfd_ticoff_set_section_load_page 813 PARAMS ((struct sec *, int)); 814 815extern int bfd_ticoff_get_section_load_page 816 PARAMS ((struct sec *)); 817 818