| 1 | /* Main header file for the bfd library -- portable access to object files. |
| 2 | |
| 3 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, |
| 4 | 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. |
| 5 | |
| 6 | Contributed by Cygnus Support. |
| 7 | |
| 8 | This file is part of BFD, the Binary File Descriptor library. |
| 9 | |
| 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. |
| 14 | |
| 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. |
| 19 | |
| 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. */ |
| 23 | |
| 24 | #ifndef __BFD_H_SEEN__ |
| 25 | #define __BFD_H_SEEN__ |
| 26 | |
| 27 | #ifdef __cplusplus |
| 28 | extern "C" { |
| 29 | #endif |
| 30 | |
| 31 | #include "ansidecl.h" |
| 32 | #include "symcat.h" |
| 33 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) |
| 34 | #ifndef SABER |
| 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. */ |
| 40 | #undef CONCAT4 |
| 41 | #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d)) |
| 42 | #endif |
| 43 | #endif |
| 44 | |
| 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@ |
| 49 | |
| 50 | /* The word size of the default bfd target. */ |
| 51 | #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@ |
| 52 | |
| 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@ |
| 58 | typedef BFD_HOST_64_BIT bfd_int64_t; |
| 59 | typedef BFD_HOST_U_64_BIT bfd_uint64_t; |
| 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. */ |
| 75 | typedef struct bfd bfd; |
| 76 | |
| 77 | /* Boolean type used in bfd. Too many systems define their own |
| 78 | versions of "boolean" for us to safely typedef a "boolean" of |
| 79 | our own. Using an enum for "bfd_boolean" has its own set of |
| 80 | problems, with strange looking casts required to avoid warnings |
| 81 | on some older compilers. Thus we just use an int. |
| 82 | |
| 83 | General rule: Functions which are bfd_boolean return TRUE on |
| 84 | success and FALSE on failure (unless they're a predicate). */ |
| 85 | |
| 86 | typedef int bfd_boolean; |
| 87 | #undef FALSE |
| 88 | #undef TRUE |
| 89 | #define FALSE 0 |
| 90 | #define TRUE 1 |
| 91 | |
| 92 | #if 0 |
| 93 | /* Poison. */ |
| 94 | #undef false |
| 95 | #undef true |
| 96 | #define false dont_use_false_in_bfd |
| 97 | #define true dont_use_true_in_bfd |
| 98 | #endif |
| 99 | |
| 100 | #ifdef BFD64 |
| 101 | |
| 102 | #ifndef BFD_HOST_64_BIT |
| 103 | #error No 64 bit integer type available |
| 104 | #endif /* ! defined (BFD_HOST_64_BIT) */ |
| 105 | |
| 106 | typedef BFD_HOST_U_64_BIT bfd_vma; |
| 107 | typedef BFD_HOST_64_BIT bfd_signed_vma; |
| 108 | typedef BFD_HOST_U_64_BIT bfd_size_type; |
| 109 | typedef BFD_HOST_U_64_BIT symvalue; |
| 110 | |
| 111 | #ifndef fprintf_vma |
| 112 | #if BFD_HOST_64BIT_LONG |
| 113 | #define sprintf_vma(s,x) sprintf (s, "%016lx", x) |
| 114 | #define fprintf_vma(f,x) fprintf (f, "%016lx", x) |
| 115 | #else |
| 116 | #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff))) |
| 117 | #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff)) |
| 118 | #define fprintf_vma(s,x) \ |
| 119 | fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x)) |
| 120 | #define sprintf_vma(s,x) \ |
| 121 | sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x)) |
| 122 | #endif |
| 123 | #endif |
| 124 | |
| 125 | #else /* not BFD64 */ |
| 126 | |
| 127 | /* Represent a target address. Also used as a generic unsigned type |
| 128 | which is guaranteed to be big enough to hold any arithmetic types |
| 129 | we need to deal with. */ |
| 130 | typedef unsigned long bfd_vma; |
| 131 | |
| 132 | /* A generic signed type which is guaranteed to be big enough to hold any |
| 133 | arithmetic types we need to deal with. Can be assumed to be compatible |
| 134 | with bfd_vma in the same way that signed and unsigned ints are compatible |
| 135 | (as parameters, in assignment, etc). */ |
| 136 | typedef long bfd_signed_vma; |
| 137 | |
| 138 | typedef unsigned long symvalue; |
| 139 | typedef unsigned long bfd_size_type; |
| 140 | |
| 141 | /* Print a bfd_vma x on stream s. */ |
| 142 | #define fprintf_vma(s,x) fprintf (s, "%08lx", x) |
| 143 | #define sprintf_vma(s,x) sprintf (s, "%08lx", x) |
| 144 | |
| 145 | #endif /* not BFD64 */ |
| 146 | |
| 147 | #ifndef BFD_HOST_64_BIT |
| 148 | /* Fall back on a 32 bit type. The idea is to make these types always |
| 149 | available for function return types, but in the case that |
| 150 | BFD_HOST_64_BIT is undefined such a function should abort or |
| 151 | otherwise signal an error. */ |
| 152 | typedef bfd_signed_vma bfd_int64_t; |
| 153 | typedef bfd_vma bfd_uint64_t; |
| 154 | #endif |
| 155 | |
| 156 | /* An offset into a file. BFD always uses the largest possible offset |
| 157 | based on the build time availability of fseek, fseeko, or fseeko64. */ |
| 158 | typedef @bfd_file_ptr@ file_ptr; |
| 159 | typedef unsigned @bfd_file_ptr@ ufile_ptr; |
| 160 | |
| 161 | extern void bfd_sprintf_vma (bfd *, char *, bfd_vma); |
| 162 | extern void bfd_fprintf_vma (bfd *, void *, bfd_vma); |
| 163 | |
| 164 | #define printf_vma(x) fprintf_vma(stdout,x) |
| 165 | #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x) |
| 166 | |
| 167 | typedef unsigned int flagword; /* 32 bits of flags */ |
| 168 | typedef unsigned char bfd_byte; |
| 169 | \f |
| 170 | /* File formats. */ |
| 171 | |
| 172 | typedef enum bfd_format |
| 173 | { |
| 174 | bfd_unknown = 0, /* File format is unknown. */ |
| 175 | bfd_object, /* Linker/assembler/compiler output. */ |
| 176 | bfd_archive, /* Object archive file. */ |
| 177 | bfd_core, /* Core dump. */ |
| 178 | bfd_type_end /* Marks the end; don't use it! */ |
| 179 | } |
| 180 | bfd_format; |
| 181 | |
| 182 | /* Values that may appear in the flags field of a BFD. These also |
| 183 | appear in the object_flags field of the bfd_target structure, where |
| 184 | they indicate the set of flags used by that backend (not all flags |
| 185 | are meaningful for all object file formats) (FIXME: at the moment, |
| 186 | the object_flags values have mostly just been copied from backend |
| 187 | to another, and are not necessarily correct). */ |
| 188 | |
| 189 | /* No flags. */ |
| 190 | #define BFD_NO_FLAGS 0x00 |
| 191 | |
| 192 | /* BFD contains relocation entries. */ |
| 193 | #define HAS_RELOC 0x01 |
| 194 | |
| 195 | /* BFD is directly executable. */ |
| 196 | #define EXEC_P 0x02 |
| 197 | |
| 198 | /* BFD has line number information (basically used for F_LNNO in a |
| 199 | COFF header). */ |
| 200 | #define HAS_LINENO 0x04 |
| 201 | |
| 202 | /* BFD has debugging information. */ |
| 203 | #define HAS_DEBUG 0x08 |
| 204 | |
| 205 | /* BFD has symbols. */ |
| 206 | #define HAS_SYMS 0x10 |
| 207 | |
| 208 | /* BFD has local symbols (basically used for F_LSYMS in a COFF |
| 209 | header). */ |
| 210 | #define HAS_LOCALS 0x20 |
| 211 | |
| 212 | /* BFD is a dynamic object. */ |
| 213 | #define DYNAMIC 0x40 |
| 214 | |
| 215 | /* Text section is write protected (if D_PAGED is not set, this is |
| 216 | like an a.out NMAGIC file) (the linker sets this by default, but |
| 217 | clears it for -r or -N). */ |
| 218 | #define WP_TEXT 0x80 |
| 219 | |
| 220 | /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the |
| 221 | linker sets this by default, but clears it for -r or -n or -N). */ |
| 222 | #define D_PAGED 0x100 |
| 223 | |
| 224 | /* BFD is relaxable (this means that bfd_relax_section may be able to |
| 225 | do something) (sometimes bfd_relax_section can do something even if |
| 226 | this is not set). */ |
| 227 | #define BFD_IS_RELAXABLE 0x200 |
| 228 | |
| 229 | /* This may be set before writing out a BFD to request using a |
| 230 | traditional format. For example, this is used to request that when |
| 231 | writing out an a.out object the symbols not be hashed to eliminate |
| 232 | duplicates. */ |
| 233 | #define BFD_TRADITIONAL_FORMAT 0x400 |
| 234 | |
| 235 | /* This flag indicates that the BFD contents are actually cached in |
| 236 | memory. If this is set, iostream points to a bfd_in_memory struct. */ |
| 237 | #define BFD_IN_MEMORY 0x800 |
| 238 | |
| 239 | /* The sections in this BFD specify a memory page. */ |
| 240 | #define HAS_LOAD_PAGE 0x1000 |
| 241 | \f |
| 242 | /* Symbols and relocation. */ |
| 243 | |
| 244 | /* A count of carsyms (canonical archive symbols). */ |
| 245 | typedef unsigned long symindex; |
| 246 | |
| 247 | /* How to perform a relocation. */ |
| 248 | typedef const struct reloc_howto_struct reloc_howto_type; |
| 249 | |
| 250 | #define BFD_NO_MORE_SYMBOLS ((symindex) ~0) |
| 251 | |
| 252 | /* General purpose part of a symbol X; |
| 253 | target specific parts are in libcoff.h, libaout.h, etc. */ |
| 254 | |
| 255 | #define bfd_get_section(x) ((x)->section) |
| 256 | #define bfd_get_output_section(x) ((x)->section->output_section) |
| 257 | #define bfd_set_section(x,y) ((x)->section) = (y) |
| 258 | #define bfd_asymbol_base(x) ((x)->section->vma) |
| 259 | #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value) |
| 260 | #define bfd_asymbol_name(x) ((x)->name) |
| 261 | /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/ |
| 262 | #define bfd_asymbol_bfd(x) ((x)->the_bfd) |
| 263 | #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour) |
| 264 | |
| 265 | /* A canonical archive symbol. */ |
| 266 | /* This is a type pun with struct ranlib on purpose! */ |
| 267 | typedef struct carsym |
| 268 | { |
| 269 | char *name; |
| 270 | file_ptr file_offset; /* Look here to find the file. */ |
| 271 | } |
| 272 | carsym; /* To make these you call a carsymogen. */ |
| 273 | |
| 274 | /* Used in generating armaps (archive tables of contents). |
| 275 | Perhaps just a forward definition would do? */ |
| 276 | struct orl /* Output ranlib. */ |
| 277 | { |
| 278 | char **name; /* Symbol name. */ |
| 279 | union |
| 280 | { |
| 281 | file_ptr pos; |
| 282 | bfd *abfd; |
| 283 | } u; /* bfd* or file position. */ |
| 284 | int namidx; /* Index into string table. */ |
| 285 | }; |
| 286 | \f |
| 287 | /* Linenumber stuff. */ |
| 288 | typedef struct lineno_cache_entry |
| 289 | { |
| 290 | unsigned int line_number; /* Linenumber from start of function. */ |
| 291 | union |
| 292 | { |
| 293 | struct bfd_symbol *sym; /* Function name. */ |
| 294 | bfd_vma offset; /* Offset into section. */ |
| 295 | } u; |
| 296 | } |
| 297 | alent; |
| 298 | \f |
| 299 | /* Object and core file sections. */ |
| 300 | |
| 301 | #define align_power(addr, align) \ |
| 302 | (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align))) |
| 303 | |
| 304 | typedef struct bfd_section *sec_ptr; |
| 305 | |
| 306 | #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0) |
| 307 | #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0) |
| 308 | #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0) |
| 309 | #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0) |
| 310 | #define bfd_section_name(bfd, ptr) ((ptr)->name) |
| 311 | #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr)) |
| 312 | #define bfd_section_vma(bfd, ptr) ((ptr)->vma) |
| 313 | #define bfd_section_lma(bfd, ptr) ((ptr)->lma) |
| 314 | #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power) |
| 315 | #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0) |
| 316 | #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata) |
| 317 | |
| 318 | #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0) |
| 319 | |
| 320 | #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE) |
| 321 | #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE) |
| 322 | #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE) |
| 323 | |
| 324 | typedef struct stat stat_type; |
| 325 | \f |
| 326 | typedef enum bfd_print_symbol |
| 327 | { |
| 328 | bfd_print_symbol_name, |
| 329 | bfd_print_symbol_more, |
| 330 | bfd_print_symbol_all |
| 331 | } bfd_print_symbol_type; |
| 332 | |
| 333 | /* Information about a symbol that nm needs. */ |
| 334 | |
| 335 | typedef struct _symbol_info |
| 336 | { |
| 337 | symvalue value; |
| 338 | char type; |
| 339 | const char *name; /* Symbol name. */ |
| 340 | unsigned char stab_type; /* Stab type. */ |
| 341 | char stab_other; /* Stab other. */ |
| 342 | short stab_desc; /* Stab desc. */ |
| 343 | const char *stab_name; /* String for stab type. */ |
| 344 | } symbol_info; |
| 345 | |
| 346 | /* Get the name of a stabs type code. */ |
| 347 | |
| 348 | extern const char *bfd_get_stab_name (int); |
| 349 | \f |
| 350 | /* Hash table routines. There is no way to free up a hash table. */ |
| 351 | |
| 352 | /* An element in the hash table. Most uses will actually use a larger |
| 353 | structure, and an instance of this will be the first field. */ |
| 354 | |
| 355 | struct bfd_hash_entry |
| 356 | { |
| 357 | /* Next entry for this hash code. */ |
| 358 | struct bfd_hash_entry *next; |
| 359 | /* String being hashed. */ |
| 360 | const char *string; |
| 361 | /* Hash code. This is the full hash code, not the index into the |
| 362 | table. */ |
| 363 | unsigned long hash; |
| 364 | }; |
| 365 | |
| 366 | /* A hash table. */ |
| 367 | |
| 368 | struct bfd_hash_table |
| 369 | { |
| 370 | /* The hash array. */ |
| 371 | struct bfd_hash_entry **table; |
| 372 | /* The number of slots in the hash table. */ |
| 373 | unsigned int size; |
| 374 | /* A function used to create new elements in the hash table. The |
| 375 | first entry is itself a pointer to an element. When this |
| 376 | function is first invoked, this pointer will be NULL. However, |
| 377 | having the pointer permits a hierarchy of method functions to be |
| 378 | built each of which calls the function in the superclass. Thus |
| 379 | each function should be written to allocate a new block of memory |
| 380 | only if the argument is NULL. */ |
| 381 | struct bfd_hash_entry *(*newfunc) |
| 382 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
| 383 | /* An objalloc for this hash table. This is a struct objalloc *, |
| 384 | but we use void * to avoid requiring the inclusion of objalloc.h. */ |
| 385 | void *memory; |
| 386 | }; |
| 387 | |
| 388 | /* Initialize a hash table. */ |
| 389 | extern bfd_boolean bfd_hash_table_init |
| 390 | (struct bfd_hash_table *, |
| 391 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, |
| 392 | struct bfd_hash_table *, |
| 393 | const char *)); |
| 394 | |
| 395 | /* Initialize a hash table specifying a size. */ |
| 396 | extern bfd_boolean bfd_hash_table_init_n |
| 397 | (struct bfd_hash_table *, |
| 398 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, |
| 399 | struct bfd_hash_table *, |
| 400 | const char *), |
| 401 | unsigned int size); |
| 402 | |
| 403 | /* Free up a hash table. */ |
| 404 | extern void bfd_hash_table_free |
| 405 | (struct bfd_hash_table *); |
| 406 | |
| 407 | /* Look up a string in a hash table. If CREATE is TRUE, a new entry |
| 408 | will be created for this string if one does not already exist. The |
| 409 | COPY argument must be TRUE if this routine should copy the string |
| 410 | into newly allocated memory when adding an entry. */ |
| 411 | extern struct bfd_hash_entry *bfd_hash_lookup |
| 412 | (struct bfd_hash_table *, const char *, bfd_boolean create, |
| 413 | bfd_boolean copy); |
| 414 | |
| 415 | /* Replace an entry in a hash table. */ |
| 416 | extern void bfd_hash_replace |
| 417 | (struct bfd_hash_table *, struct bfd_hash_entry *old, |
| 418 | struct bfd_hash_entry *nw); |
| 419 | |
| 420 | /* Base method for creating a hash table entry. */ |
| 421 | extern struct bfd_hash_entry *bfd_hash_newfunc |
| 422 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
| 423 | |
| 424 | /* Grab some space for a hash table entry. */ |
| 425 | extern void *bfd_hash_allocate |
| 426 | (struct bfd_hash_table *, unsigned int); |
| 427 | |
| 428 | /* Traverse a hash table in a random order, calling a function on each |
| 429 | element. If the function returns FALSE, the traversal stops. The |
| 430 | INFO argument is passed to the function. */ |
| 431 | extern void bfd_hash_traverse |
| 432 | (struct bfd_hash_table *, |
| 433 | bfd_boolean (*) (struct bfd_hash_entry *, void *), |
| 434 | void *info); |
| 435 | |
| 436 | /* Allows the default size of a hash table to be configured. New hash |
| 437 | tables allocated using bfd_hash_table_init will be created with |
| 438 | this size. */ |
| 439 | extern void bfd_hash_set_default_size (bfd_size_type); |
| 440 | |
| 441 | #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table |
| 442 | |
| 443 | /* User program access to BFD facilities. */ |
| 444 | |
| 445 | /* Direct I/O routines, for programs which know more about the object |
| 446 | file than BFD does. Use higher level routines if possible. */ |
| 447 | |
| 448 | extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *); |
| 449 | extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *); |
| 450 | extern int bfd_seek (bfd *, file_ptr, int); |
| 451 | extern file_ptr bfd_tell (bfd *); |
| 452 | extern int bfd_flush (bfd *); |
| 453 | extern int bfd_stat (bfd *, struct stat *); |
| 454 | |
| 455 | /* Deprecated old routines. */ |
| 456 | #if __GNUC__ |
| 457 | #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ |
| 458 | (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \ |
| 459 | bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
| 460 | #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ |
| 461 | (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \ |
| 462 | bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
| 463 | #else |
| 464 | #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ |
| 465 | (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \ |
| 466 | bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
| 467 | #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ |
| 468 | (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\ |
| 469 | bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
| 470 | #endif |
| 471 | extern void warn_deprecated (const char *, const char *, int, const char *); |
| 472 | |
| 473 | /* Cast from const char * to char * so that caller can assign to |
| 474 | a char * without a warning. */ |
| 475 | #define bfd_get_filename(abfd) ((char *) (abfd)->filename) |
| 476 | #define bfd_get_cacheable(abfd) ((abfd)->cacheable) |
| 477 | #define bfd_get_format(abfd) ((abfd)->format) |
| 478 | #define bfd_get_target(abfd) ((abfd)->xvec->name) |
| 479 | #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour) |
| 480 | #define bfd_family_coff(abfd) \ |
| 481 | (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \ |
| 482 | bfd_get_flavour (abfd) == bfd_target_xcoff_flavour) |
| 483 | #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG) |
| 484 | #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE) |
| 485 | #define bfd_header_big_endian(abfd) \ |
| 486 | ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG) |
| 487 | #define bfd_header_little_endian(abfd) \ |
| 488 | ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE) |
| 489 | #define bfd_get_file_flags(abfd) ((abfd)->flags) |
| 490 | #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags) |
| 491 | #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags) |
| 492 | #define bfd_my_archive(abfd) ((abfd)->my_archive) |
| 493 | #define bfd_has_map(abfd) ((abfd)->has_armap) |
| 494 | |
| 495 | #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types) |
| 496 | #define bfd_usrdata(abfd) ((abfd)->usrdata) |
| 497 | |
| 498 | #define bfd_get_start_address(abfd) ((abfd)->start_address) |
| 499 | #define bfd_get_symcount(abfd) ((abfd)->symcount) |
| 500 | #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols) |
| 501 | #define bfd_count_sections(abfd) ((abfd)->section_count) |
| 502 | |
| 503 | #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount) |
| 504 | |
| 505 | #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char) |
| 506 | |
| 507 | #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE) |
| 508 | |
| 509 | extern bfd_boolean bfd_cache_close |
| 510 | (bfd *abfd); |
| 511 | /* NB: This declaration should match the autogenerated one in libbfd.h. */ |
| 512 | |
| 513 | extern bfd_boolean bfd_record_phdr |
| 514 | (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma, |
| 515 | bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **); |
| 516 | |
| 517 | /* Byte swapping routines. */ |
| 518 | |
| 519 | bfd_uint64_t bfd_getb64 (const void *); |
| 520 | bfd_uint64_t bfd_getl64 (const void *); |
| 521 | bfd_int64_t bfd_getb_signed_64 (const void *); |
| 522 | bfd_int64_t bfd_getl_signed_64 (const void *); |
| 523 | bfd_vma bfd_getb32 (const void *); |
| 524 | bfd_vma bfd_getl32 (const void *); |
| 525 | bfd_signed_vma bfd_getb_signed_32 (const void *); |
| 526 | bfd_signed_vma bfd_getl_signed_32 (const void *); |
| 527 | bfd_vma bfd_getb16 (const void *); |
| 528 | bfd_vma bfd_getl16 (const void *); |
| 529 | bfd_signed_vma bfd_getb_signed_16 (const void *); |
| 530 | bfd_signed_vma bfd_getl_signed_16 (const void *); |
| 531 | void bfd_putb64 (bfd_uint64_t, void *); |
| 532 | void bfd_putl64 (bfd_uint64_t, void *); |
| 533 | void bfd_putb32 (bfd_vma, void *); |
| 534 | void bfd_putl32 (bfd_vma, void *); |
| 535 | void bfd_putb16 (bfd_vma, void *); |
| 536 | void bfd_putl16 (bfd_vma, void *); |
| 537 | |
| 538 | /* Byte swapping routines which take size and endiannes as arguments. */ |
| 539 | |
| 540 | bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean); |
| 541 | void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean); |
| 542 | \f |
| 543 | /* Externally visible ECOFF routines. */ |
| 544 | |
| 545 | #if defined(__STDC__) || defined(ALMOST_STDC) |
| 546 | struct ecoff_debug_info; |
| 547 | struct ecoff_debug_swap; |
| 548 | struct ecoff_extr; |
| 549 | struct bfd_symbol; |
| 550 | struct bfd_link_info; |
| 551 | struct bfd_link_hash_entry; |
| 552 | struct bfd_elf_version_tree; |
| 553 | #endif |
| 554 | extern bfd_vma bfd_ecoff_get_gp_value |
| 555 | (bfd * abfd); |
| 556 | extern bfd_boolean bfd_ecoff_set_gp_value |
| 557 | (bfd *abfd, bfd_vma gp_value); |
| 558 | extern bfd_boolean bfd_ecoff_set_regmasks |
| 559 | (bfd *abfd, unsigned long gprmask, unsigned long fprmask, |
| 560 | unsigned long *cprmask); |
| 561 | extern void *bfd_ecoff_debug_init |
| 562 | (bfd *output_bfd, struct ecoff_debug_info *output_debug, |
| 563 | const struct ecoff_debug_swap *output_swap, struct bfd_link_info *); |
| 564 | extern void bfd_ecoff_debug_free |
| 565 | (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, |
| 566 | const struct ecoff_debug_swap *output_swap, struct bfd_link_info *); |
| 567 | extern bfd_boolean bfd_ecoff_debug_accumulate |
| 568 | (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, |
| 569 | const struct ecoff_debug_swap *output_swap, bfd *input_bfd, |
| 570 | struct ecoff_debug_info *input_debug, |
| 571 | const struct ecoff_debug_swap *input_swap, struct bfd_link_info *); |
| 572 | extern bfd_boolean bfd_ecoff_debug_accumulate_other |
| 573 | (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, |
| 574 | const struct ecoff_debug_swap *output_swap, bfd *input_bfd, |
| 575 | struct bfd_link_info *); |
| 576 | extern bfd_boolean bfd_ecoff_debug_externals |
| 577 | (bfd *abfd, struct ecoff_debug_info *debug, |
| 578 | const struct ecoff_debug_swap *swap, bfd_boolean relocatable, |
| 579 | bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *), |
| 580 | void (*set_index) (struct bfd_symbol *, bfd_size_type)); |
| 581 | extern bfd_boolean bfd_ecoff_debug_one_external |
| 582 | (bfd *abfd, struct ecoff_debug_info *debug, |
| 583 | const struct ecoff_debug_swap *swap, const char *name, |
| 584 | struct ecoff_extr *esym); |
| 585 | extern bfd_size_type bfd_ecoff_debug_size |
| 586 | (bfd *abfd, struct ecoff_debug_info *debug, |
| 587 | const struct ecoff_debug_swap *swap); |
| 588 | extern bfd_boolean bfd_ecoff_write_debug |
| 589 | (bfd *abfd, struct ecoff_debug_info *debug, |
| 590 | const struct ecoff_debug_swap *swap, file_ptr where); |
| 591 | extern bfd_boolean bfd_ecoff_write_accumulated_debug |
| 592 | (void *handle, bfd *abfd, struct ecoff_debug_info *debug, |
| 593 | const struct ecoff_debug_swap *swap, |
| 594 | struct bfd_link_info *info, file_ptr where); |
| 595 | |
| 596 | /* Externally visible ELF routines. */ |
| 597 | |
| 598 | struct bfd_link_needed_list |
| 599 | { |
| 600 | struct bfd_link_needed_list *next; |
| 601 | bfd *by; |
| 602 | const char *name; |
| 603 | }; |
| 604 | |
| 605 | enum dynamic_lib_link_class { |
| 606 | DYN_NORMAL = 0, |
| 607 | DYN_AS_NEEDED = 1, |
| 608 | DYN_DT_NEEDED = 2 |
| 609 | }; |
| 610 | |
| 611 | extern bfd_boolean bfd_elf_record_link_assignment |
| 612 | (bfd *, struct bfd_link_info *, const char *, bfd_boolean); |
| 613 | extern struct bfd_link_needed_list *bfd_elf_get_needed_list |
| 614 | (bfd *, struct bfd_link_info *); |
| 615 | extern bfd_boolean bfd_elf_get_bfd_needed_list |
| 616 | (bfd *, struct bfd_link_needed_list **); |
| 617 | extern bfd_boolean bfd_elf_size_dynamic_sections |
| 618 | (bfd *, const char *, const char *, const char *, const char * const *, |
| 619 | struct bfd_link_info *, struct bfd_section **, struct bfd_elf_version_tree *); |
| 620 | extern void bfd_elf_set_dt_needed_name |
| 621 | (bfd *, const char *); |
| 622 | extern const char *bfd_elf_get_dt_soname |
| 623 | (bfd *); |
| 624 | extern void bfd_elf_set_dyn_lib_class |
| 625 | (bfd *, int); |
| 626 | extern struct bfd_link_needed_list *bfd_elf_get_runpath_list |
| 627 | (bfd *, struct bfd_link_info *); |
| 628 | extern bfd_boolean bfd_elf_discard_info |
| 629 | (bfd *, struct bfd_link_info *); |
| 630 | |
| 631 | /* Return an upper bound on the number of bytes required to store a |
| 632 | copy of ABFD's program header table entries. Return -1 if an error |
| 633 | occurs; bfd_get_error will return an appropriate code. */ |
| 634 | extern long bfd_get_elf_phdr_upper_bound |
| 635 | (bfd *abfd); |
| 636 | |
| 637 | /* Copy ABFD's program header table entries to *PHDRS. The entries |
| 638 | will be stored as an array of Elf_Internal_Phdr structures, as |
| 639 | defined in include/elf/internal.h. To find out how large the |
| 640 | buffer needs to be, call bfd_get_elf_phdr_upper_bound. |
| 641 | |
| 642 | Return the number of program header table entries read, or -1 if an |
| 643 | error occurs; bfd_get_error will return an appropriate code. */ |
| 644 | extern int bfd_get_elf_phdrs |
| 645 | (bfd *abfd, void *phdrs); |
| 646 | |
| 647 | /* Create a new BFD as if by bfd_openr. Rather than opening a file, |
| 648 | reconstruct an ELF file by reading the segments out of remote memory |
| 649 | based on the ELF file header at EHDR_VMA and the ELF program headers it |
| 650 | points to. If not null, *LOADBASEP is filled in with the difference |
| 651 | between the VMAs from which the segments were read, and the VMAs the |
| 652 | file headers (and hence BFD's idea of each section's VMA) put them at. |
| 653 | |
| 654 | The function TARGET_READ_MEMORY is called to copy LEN bytes from the |
| 655 | remote memory at target address VMA into the local buffer at MYADDR; it |
| 656 | should return zero on success or an `errno' code on failure. TEMPL must |
| 657 | be a BFD for an ELF target with the word size and byte order found in |
| 658 | the remote memory. */ |
| 659 | extern bfd *bfd_elf_bfd_from_remote_memory |
| 660 | (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep, |
| 661 | int (*target_read_memory) (bfd_vma vma, char *myaddr, int len)); |
| 662 | |
| 663 | /* Return the arch_size field of an elf bfd, or -1 if not elf. */ |
| 664 | extern int bfd_get_arch_size |
| 665 | (bfd *); |
| 666 | |
| 667 | /* Return TRUE if address "naturally" sign extends, or -1 if not elf. */ |
| 668 | extern int bfd_get_sign_extend_vma |
| 669 | (bfd *); |
| 670 | |
| 671 | extern struct bfd_section *_bfd_elf_tls_setup |
| 672 | (bfd *, struct bfd_link_info *); |
| 673 | |
| 674 | extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs |
| 675 | (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **); |
| 676 | |
| 677 | /* SunOS shared library support routines for the linker. */ |
| 678 | |
| 679 | extern struct bfd_link_needed_list *bfd_sunos_get_needed_list |
| 680 | (bfd *, struct bfd_link_info *); |
| 681 | extern bfd_boolean bfd_sunos_record_link_assignment |
| 682 | (bfd *, struct bfd_link_info *, const char *); |
| 683 | extern bfd_boolean bfd_sunos_size_dynamic_sections |
| 684 | (bfd *, struct bfd_link_info *, struct bfd_section **, struct bfd_section **, struct bfd_section **); |
| 685 | |
| 686 | /* Linux shared library support routines for the linker. */ |
| 687 | |
| 688 | extern bfd_boolean bfd_i386linux_size_dynamic_sections |
| 689 | (bfd *, struct bfd_link_info *); |
| 690 | extern bfd_boolean bfd_m68klinux_size_dynamic_sections |
| 691 | (bfd *, struct bfd_link_info *); |
| 692 | extern bfd_boolean bfd_sparclinux_size_dynamic_sections |
| 693 | (bfd *, struct bfd_link_info *); |
| 694 | |
| 695 | /* mmap hacks */ |
| 696 | |
| 697 | struct _bfd_window_internal; |
| 698 | typedef struct _bfd_window_internal bfd_window_internal; |
| 699 | |
| 700 | typedef struct _bfd_window |
| 701 | { |
| 702 | /* What the user asked for. */ |
| 703 | void *data; |
| 704 | bfd_size_type size; |
| 705 | /* The actual window used by BFD. Small user-requested read-only |
| 706 | regions sharing a page may share a single window into the object |
| 707 | file. Read-write versions shouldn't until I've fixed things to |
| 708 | keep track of which portions have been claimed by the |
| 709 | application; don't want to give the same region back when the |
| 710 | application wants two writable copies! */ |
| 711 | struct _bfd_window_internal *i; |
| 712 | } |
| 713 | bfd_window; |
| 714 | |
| 715 | extern void bfd_init_window |
| 716 | (bfd_window *); |
| 717 | extern void bfd_free_window |
| 718 | (bfd_window *); |
| 719 | extern bfd_boolean bfd_get_file_window |
| 720 | (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean); |
| 721 | |
| 722 | /* XCOFF support routines for the linker. */ |
| 723 | |
| 724 | extern bfd_boolean bfd_xcoff_link_record_set |
| 725 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type); |
| 726 | extern bfd_boolean bfd_xcoff_import_symbol |
| 727 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma, |
| 728 | const char *, const char *, const char *, unsigned int); |
| 729 | extern bfd_boolean bfd_xcoff_export_symbol |
| 730 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *); |
| 731 | extern bfd_boolean bfd_xcoff_link_count_reloc |
| 732 | (bfd *, struct bfd_link_info *, const char *); |
| 733 | extern bfd_boolean bfd_xcoff_record_link_assignment |
| 734 | (bfd *, struct bfd_link_info *, const char *); |
| 735 | extern bfd_boolean bfd_xcoff_size_dynamic_sections |
| 736 | (bfd *, struct bfd_link_info *, const char *, const char *, |
| 737 | unsigned long, unsigned long, unsigned long, bfd_boolean, |
| 738 | int, bfd_boolean, bfd_boolean, struct bfd_section **, bfd_boolean); |
| 739 | extern bfd_boolean bfd_xcoff_link_generate_rtinit |
| 740 | (bfd *, const char *, const char *, bfd_boolean); |
| 741 | |
| 742 | /* XCOFF support routines for ar. */ |
| 743 | extern bfd_boolean bfd_xcoff_ar_archive_set_magic |
| 744 | (bfd *, char *); |
| 745 | |
| 746 | /* Externally visible COFF routines. */ |
| 747 | |
| 748 | #if defined(__STDC__) || defined(ALMOST_STDC) |
| 749 | struct internal_syment; |
| 750 | union internal_auxent; |
| 751 | #endif |
| 752 | |
| 753 | extern bfd_boolean bfd_coff_get_syment |
| 754 | (bfd *, struct bfd_symbol *, struct internal_syment *); |
| 755 | |
| 756 | extern bfd_boolean bfd_coff_get_auxent |
| 757 | (bfd *, struct bfd_symbol *, int, union internal_auxent *); |
| 758 | |
| 759 | extern bfd_boolean bfd_coff_set_symbol_class |
| 760 | (bfd *, struct bfd_symbol *, unsigned int); |
| 761 | |
| 762 | extern bfd_boolean bfd_m68k_coff_create_embedded_relocs |
| 763 | (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **); |
| 764 | |
| 765 | /* ARM Interworking support. Called from linker. */ |
| 766 | extern bfd_boolean bfd_arm_allocate_interworking_sections |
| 767 | (struct bfd_link_info *); |
| 768 | |
| 769 | extern bfd_boolean bfd_arm_process_before_allocation |
| 770 | (bfd *, struct bfd_link_info *, int); |
| 771 | |
| 772 | extern bfd_boolean bfd_arm_get_bfd_for_interworking |
| 773 | (bfd *, struct bfd_link_info *); |
| 774 | |
| 775 | /* PE ARM Interworking support. Called from linker. */ |
| 776 | extern bfd_boolean bfd_arm_pe_allocate_interworking_sections |
| 777 | (struct bfd_link_info *); |
| 778 | |
| 779 | extern bfd_boolean bfd_arm_pe_process_before_allocation |
| 780 | (bfd *, struct bfd_link_info *, int); |
| 781 | |
| 782 | extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking |
| 783 | (bfd *, struct bfd_link_info *); |
| 784 | |
| 785 | /* ELF ARM Interworking support. Called from linker. */ |
| 786 | extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections |
| 787 | (struct bfd_link_info *); |
| 788 | |
| 789 | extern bfd_boolean bfd_elf32_arm_process_before_allocation |
| 790 | (bfd *, struct bfd_link_info *, int, int); |
| 791 | |
| 792 | extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking |
| 793 | (bfd *, struct bfd_link_info *); |
| 794 | |
| 795 | extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd |
| 796 | (bfd *, struct bfd_link_info *); |
| 797 | |
| 798 | /* ARM Note section processing. */ |
| 799 | extern bfd_boolean bfd_arm_merge_machines |
| 800 | (bfd *, bfd *); |
| 801 | |
| 802 | extern bfd_boolean bfd_arm_update_notes |
| 803 | (bfd *, const char *); |
| 804 | |
| 805 | extern unsigned int bfd_arm_get_mach_from_notes |
| 806 | (bfd *, const char *); |
| 807 | |
| 808 | /* TI COFF load page support. */ |
| 809 | extern void bfd_ticoff_set_section_load_page |
| 810 | (struct bfd_section *, int); |
| 811 | |
| 812 | extern int bfd_ticoff_get_section_load_page |
| 813 | (struct bfd_section *); |
| 814 | |
| 815 | /* H8/300 functions. */ |
| 816 | extern bfd_vma bfd_h8300_pad_address |
| 817 | (bfd *, bfd_vma); |
| 818 | |
| 819 | /* IA64 Itanium code generation. Called from linker. */ |
| 820 | extern void bfd_elf32_ia64_after_parse |
| 821 | (int); |
| 822 | |
| 823 | extern void bfd_elf64_ia64_after_parse |
| 824 | (int); |
| 825 | |