bfd/bfd-in.h

   1 /* Main header file for the bfd library -- portable access to object files.
   2
   3    Copyright (C) 1990-2019 Free Software Foundation, Inc.
   4
   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 3 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  22
  23 #ifndef __BFD_H_SEEN__
  24 #define __BFD_H_SEEN__
  25
  26 /* PR 14072: Ensure that config.h is included first.  */
  27 #if !defined PACKAGE && !defined PACKAGE_VERSION
  28 #error config.h must be included before this header
  29 #endif
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 #include "ansidecl.h"
  36 #include "symcat.h"
  37 #include "bfd_stdint.h"
  38 #include "diagnostics.h"
  39 #include <stdarg.h>
  40 #include <sys/stat.h>
  41
  42 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
  43 #ifndef SABER
  44 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
  45    The problem is, "32_" is not a valid preprocessing token, and we don't
  46    want extra underscores (e.g., "nlm_32_").  The XCONCAT2 macro will
  47    cause the inner CONCAT2 macros to be evaluated first, producing
  48    still-valid pp-tokens.  Then the final concatenation can be done.  */
  49 #undef CONCAT4
  50 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
  51 #endif
  52 #endif
  53
  54 /* This is a utility macro to handle the situation where the code
  55    wants to place a constant string into the code, followed by a
  56    comma and then the length of the string.  Doing this by hand
  57    is error prone, so using this macro is safer.  */
  58 #define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1)
  59 /* Unfortunately it is not possible to use the STRING_COMMA_LEN macro
  60    to create the arguments to another macro, since the preprocessor
  61    will mis-count the number of arguments to the outer macro (by not
  62    evaluating STRING_COMMA_LEN and so missing the comma).  This is a
  63    problem for example when trying to use STRING_COMMA_LEN to build
  64    the arguments to the strncmp() macro.  Hence this alternative
  65    definition of strncmp is provided here.
  66
  67    Note - these macros do NOT work if STR2 is not a constant string.  */
  68 #define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0)
  69   /* strcpy() can have a similar problem, but since we know we are
  70      copying a constant string, we can use memcpy which will be faster
  71      since there is no need to check for a NUL byte inside STR.  We
  72      can also save time if we do not need to copy the terminating NUL.  */
  73 #define LITMEMCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2) - 1)
  74 #define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2))
  75
  76
  77 #define BFD_SUPPORTS_PLUGINS @supports_plugins@
  78
  79 /* The word size used by BFD on the host.  This may be 64 with a 32
  80    bit target if the host is 64 bit, or if other 64 bit targets have
  81    been selected with --enable-targets, or if --enable-64-bit-bfd.  */
  82 #define BFD_ARCH_SIZE @wordsize@
  83
  84 /* The word size of the default bfd target.  */
  85 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
  86
  87 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
  88 #define BFD_HOST_64BIT_LONG_LONG @BFD_HOST_64BIT_LONG_LONG@
  89 #if @BFD_HOST_64_BIT_DEFINED@
  90 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
  91 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
  92 typedef BFD_HOST_64_BIT bfd_int64_t;
  93 typedef BFD_HOST_U_64_BIT bfd_uint64_t;
  94 #endif
  95
  96 #ifdef HAVE_INTTYPES_H
  97 # include <inttypes.h>
  98 #else
  99 # if BFD_HOST_64BIT_LONG
 100 #  define BFD_PRI64 "l"
 101 # elif defined (__MSVCRT__)
 102 #  define BFD_PRI64 "I64"
 103 # else
 104 #  define BFD_PRI64 "ll"
 105 # endif
 106 # undef PRId64
 107 # define PRId64 BFD_PRI64 "d"
 108 # undef PRIu64
 109 # define PRIu64 BFD_PRI64 "u"
 110 # undef PRIx64
 111 # define PRIx64 BFD_PRI64 "x"
 112 #endif
 113
 114 #if BFD_ARCH_SIZE >= 64
 115 #define BFD64
 116 #endif
 117
 118 #ifndef INLINE
 119 #if __GNUC__ >= 2
 120 #define INLINE __inline__
 121 #else
 122 #define INLINE
 123 #endif
 124 #endif
 125
 126 /* Declaring a type wide enough to hold a host long and a host pointer.  */
 127 #define BFD_HOSTPTR_T @BFD_HOSTPTR_T@
 128 typedef BFD_HOSTPTR_T bfd_hostptr_t;
 129
 130 /* Forward declaration.  */
 131 typedef struct bfd bfd;
 132
 133 /* Boolean type used in bfd.  Too many systems define their own
 134    versions of "boolean" for us to safely typedef a "boolean" of
 135    our own.  Using an enum for "bfd_boolean" has its own set of
 136    problems, with strange looking casts required to avoid warnings
 137    on some older compilers.  Thus we just use an int.
 138
 139    General rule: Functions which are bfd_boolean return TRUE on
 140    success and FALSE on failure (unless they're a predicate).  */
 141
 142 typedef int bfd_boolean;
 143 #undef FALSE
 144 #undef TRUE
 145 #define FALSE 0
 146 #define TRUE 1
 147
 148 #ifdef BFD64
 149
 150 #ifndef BFD_HOST_64_BIT
 151  #error No 64 bit integer type available
 152 #endif /* ! defined (BFD_HOST_64_BIT) */
 153
 154 typedef BFD_HOST_U_64_BIT bfd_vma;
 155 typedef BFD_HOST_64_BIT bfd_signed_vma;
 156 typedef BFD_HOST_U_64_BIT bfd_size_type;
 157 typedef BFD_HOST_U_64_BIT symvalue;
 158
 159 #if BFD_HOST_64BIT_LONG
 160 #define BFD_VMA_FMT "l"
 161 #elif defined (__MSVCRT__)
 162 #define BFD_VMA_FMT "I64"
 163 #else
 164 #define BFD_VMA_FMT "ll"
 165 #endif
 166
 167 #ifndef fprintf_vma
 168 #define sprintf_vma(s,x) sprintf (s, "%016" BFD_VMA_FMT "x", x)
 169 #define fprintf_vma(f,x) fprintf (f, "%016" BFD_VMA_FMT "x", x)
 170 #endif
 171
 172 #else /* not BFD64  */
 173
 174 /* Represent a target address.  Also used as a generic unsigned type
 175    which is guaranteed to be big enough to hold any arithmetic types
 176    we need to deal with.  */
 177 typedef unsigned long bfd_vma;
 178
 179 /* A generic signed type which is guaranteed to be big enough to hold any
 180    arithmetic types we need to deal with.  Can be assumed to be compatible
 181    with bfd_vma in the same way that signed and unsigned ints are compatible
 182    (as parameters, in assignment, etc).  */
 183 typedef long bfd_signed_vma;
 184
 185 typedef unsigned long symvalue;
 186 typedef unsigned long bfd_size_type;
 187
 188 /* Print a bfd_vma x on stream s.  */
 189 #define BFD_VMA_FMT "l"
 190 #define fprintf_vma(s,x) fprintf (s, "%08" BFD_VMA_FMT "x", x)
 191 #define sprintf_vma(s,x) sprintf (s, "%08" BFD_VMA_FMT "x", x)
 192
 193 #endif /* not BFD64  */
 194
 195 #define HALF_BFD_SIZE_TYPE \
 196   (((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2))
 197
 198 #ifndef BFD_HOST_64_BIT
 199 /* Fall back on a 32 bit type.  The idea is to make these types always
 200    available for function return types, but in the case that
 201    BFD_HOST_64_BIT is undefined such a function should abort or
 202    otherwise signal an error.  */
 203 typedef bfd_signed_vma bfd_int64_t;
 204 typedef bfd_vma bfd_uint64_t;
 205 #endif
 206
 207 /* An offset into a file.  BFD always uses the largest possible offset
 208    based on the build time availability of fseek, fseeko, or fseeko64.  */
 209 typedef @bfd_file_ptr@ file_ptr;
 210 typedef unsigned @bfd_file_ptr@ ufile_ptr;
 211
 212 extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
 213 extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
 214
 215 #define printf_vma(x) fprintf_vma(stdout,x)
 216 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
 217
 218 typedef unsigned int flagword;  /* 32 bits of flags */
 219 typedef unsigned char bfd_byte;
 220 \f
 221 /* File formats.  */
 222
 223 typedef enum bfd_format
 224 {
 225   bfd_unknown = 0,      /* File format is unknown.  */
 226   bfd_object,           /* Linker/assembler/compiler output.  */
 227   bfd_archive,          /* Object archive file.  */
 228   bfd_core,             /* Core dump.  */
 229   bfd_type_end          /* Marks the end; don't use it!  */
 230 }
 231 bfd_format;
 232 \f
 233 /* Symbols and relocation.  */
 234
 235 /* A count of carsyms (canonical archive symbols).  */
 236 typedef unsigned long symindex;
 237
 238 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
 239
 240 /* General purpose part of a symbol X;
 241    target specific parts are in libcoff.h, libaout.h, etc.  */
 242
 243 #define bfd_asymbol_section(sy) ((sy)->section)
 244 #define bfd_asymbol_value(sy) ((sy)->section->vma + (sy)->value)
 245 #define bfd_asymbol_name(sy) ((sy)->name)
 246 #define bfd_asymbol_bfd(sy) ((sy)->the_bfd)
 247 #define bfd_asymbol_flavour(sy)                 \
 248   (((sy)->flags & BSF_SYNTHETIC) != 0           \
 249    ? bfd_target_unknown_flavour                 \
 250    : (sy)->the_bfd->xvec->flavour)
 251 #define bfd_set_asymbol_name(sy, n) do { (sy)->name = (n); } while (0)
 252
 253 /* A canonical archive symbol.  */
 254 /* This is a type pun with struct ranlib on purpose!  */
 255 typedef struct carsym
 256 {
 257   const char *name;
 258   file_ptr file_offset; /* Look here to find the file.  */
 259 }
 260 carsym;                 /* To make these you call a carsymogen.  */
 261
 262 /* Used in generating armaps (archive tables of contents).
 263    Perhaps just a forward definition would do?  */
 264 struct orl              /* Output ranlib.  */
 265 {
 266   char **name;          /* Symbol name.  */
 267   union
 268   {
 269     file_ptr pos;
 270     bfd *abfd;
 271   } u;                  /* bfd* or file position.  */
 272   int namidx;           /* Index into string table.  */
 273 };
 274
 275 /* Linenumber stuff.  */
 276 typedef struct lineno_cache_entry
 277 {
 278   unsigned int line_number;     /* Linenumber from start of function.  */
 279   union
 280   {
 281     struct bfd_symbol *sym;     /* Function name.  */
 282     bfd_vma offset;             /* Offset into section.  */
 283   } u;
 284 }
 285 alent;
 286 \f
 287 /* Object and core file sections.  */
 288 typedef struct bfd_section *sec_ptr;
 289
 290 #define align_power(addr, align)        \
 291   (((addr) + ((bfd_vma) 1 << (align)) - 1) & (-((bfd_vma) 1 << (align))))
 292
 293 /* Align an address upward to a boundary, expressed as a number of bytes.
 294    E.g. align to an 8-byte boundary with argument of 8.  Take care never
 295    to wrap around if the address is within boundary-1 of the end of the
 296    address space.  */
 297 #define BFD_ALIGN(this, boundary)                                         \
 298   ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this))              \
 299    ? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \
 300    : ~ (bfd_vma) 0)
 301
 302 #define bfd_section_name(sec) ((sec)->name)
 303 #define bfd_section_size(sec) ((sec)->size)
 304 #define bfd_section_vma(sec) ((sec)->vma)
 305 #define bfd_section_lma(sec) ((sec)->lma)
 306 #define bfd_section_alignment(sec) ((sec)->alignment_power)
 307 #define bfd_section_flags(sec) ((sec)->flags)
 308 #define bfd_section_userdata(sec) ((sec)->userdata)
 309
 310 #define bfd_is_com_section(sec) (((sec)->flags & SEC_IS_COMMON) != 0)
 311
 312 #define bfd_get_section_limit_octets(bfd, sec)                  \
 313   ((bfd)->direction != write_direction && (sec)->rawsize != 0   \
 314    ? (sec)->rawsize : (sec)->size)
 315
 316 /* Find the address one past the end of SEC.  */
 317 #define bfd_get_section_limit(bfd, sec) \
 318   (bfd_get_section_limit_octets(bfd, sec) / bfd_octets_per_byte (bfd))
 319
 320 /* Return TRUE if input section SEC has been discarded.  */
 321 #define discarded_section(sec)                          \
 322   (!bfd_is_abs_section (sec)                                    \
 323    && bfd_is_abs_section ((sec)->output_section)                \
 324    && (sec)->sec_info_type != SEC_INFO_TYPE_MERGE               \
 325    && (sec)->sec_info_type != SEC_INFO_TYPE_JUST_SYMS)
 326 \f
 327 typedef enum bfd_print_symbol
 328 {
 329   bfd_print_symbol_name,
 330   bfd_print_symbol_more,
 331   bfd_print_symbol_all
 332 } bfd_print_symbol_type;
 333
 334 /* Information about a symbol that nm needs.  */
 335
 336 typedef struct _symbol_info
 337 {
 338   symvalue value;
 339   char type;
 340   const char *name;             /* Symbol name.  */
 341   unsigned char stab_type;      /* Stab type.  */
 342   char stab_other;              /* Stab other.  */
 343   short stab_desc;              /* Stab desc.  */
 344   const char *stab_name;        /* String for stab type.  */
 345 } symbol_info;
 346
 347 /* Get the name of a stabs type code.  */
 348
 349 extern const char *bfd_get_stab_name (int);
 350 \f
 351 /* Hash table routines.  There is no way to free up a hash table.  */
 352
 353 /* An element in the hash table.  Most uses will actually use a larger
 354    structure, and an instance of this will be the first field.  */
 355
 356 struct bfd_hash_entry
 357 {
 358   /* Next entry for this hash code.  */
 359   struct bfd_hash_entry *next;
 360   /* String being hashed.  */
 361   const char *string;
 362   /* Hash code.  This is the full hash code, not the index into the
 363      table.  */
 364   unsigned long hash;
 365 };
 366
 367 /* A hash table.  */
 368
 369 struct bfd_hash_table
 370 {
 371   /* The hash array.  */
 372   struct bfd_hash_entry **table;
 373   /* A function used to create new elements in the hash table.  The
 374      first entry is itself a pointer to an element.  When this
 375      function is first invoked, this pointer will be NULL.  However,
 376      having the pointer permits a hierarchy of method functions to be
 377      built each of which calls the function in the superclass.  Thus
 378      each function should be written to allocate a new block of memory
 379      only if the argument is NULL.  */
 380   struct bfd_hash_entry *(*newfunc)
 381     (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
 382   /* An objalloc for this hash table.  This is a struct objalloc *,
 383      but we use void * to avoid requiring the inclusion of objalloc.h.  */
 384   void *memory;
 385   /* The number of slots in the hash table.  */
 386   unsigned int size;
 387   /* The number of entries in the hash table.  */
 388   unsigned int count;
 389   /* The size of elements.  */
 390   unsigned int entsize;
 391   /* If non-zero, don't grow the hash table.  */
 392   unsigned int frozen:1;
 393 };
 394
 395 /* Initialize a hash table.  */
 396 extern bfd_boolean bfd_hash_table_init
 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);
 402
 403 /* Initialize a hash table specifying a size.  */
 404 extern bfd_boolean bfd_hash_table_init_n
 405   (struct bfd_hash_table *,
 406    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 407                                struct bfd_hash_table *,
 408                                const char *),
 409    unsigned int, unsigned int);
 410
 411 /* Free up a hash table.  */
 412 extern void bfd_hash_table_free
 413   (struct bfd_hash_table *);
 414
 415 /* Look up a string in a hash table.  If CREATE is TRUE, a new entry
 416    will be created for this string if one does not already exist.  The
 417    COPY argument must be TRUE if this routine should copy the string
 418    into newly allocated memory when adding an entry.  */
 419 extern struct bfd_hash_entry *bfd_hash_lookup
 420   (struct bfd_hash_table *, const char *, bfd_boolean create,
 421    bfd_boolean copy);
 422
 423 /* Insert an entry in a hash table.  */
 424 extern struct bfd_hash_entry *bfd_hash_insert
 425   (struct bfd_hash_table *, const char *, unsigned long);
 426
 427 /* Rename an entry in a hash table.  */
 428 extern void bfd_hash_rename
 429   (struct bfd_hash_table *, const char *, struct bfd_hash_entry *);
 430
 431 /* Replace an entry in a hash table.  */
 432 extern void bfd_hash_replace
 433   (struct bfd_hash_table *, struct bfd_hash_entry *old,
 434    struct bfd_hash_entry *nw);
 435
 436 /* Base method for creating a hash table entry.  */
 437 extern struct bfd_hash_entry *bfd_hash_newfunc
 438   (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
 439
 440 /* Grab some space for a hash table entry.  */
 441 extern void *bfd_hash_allocate
 442   (struct bfd_hash_table *, unsigned int);
 443
 444 /* Traverse a hash table in a random order, calling a function on each
 445    element.  If the function returns FALSE, the traversal stops.  The
 446    INFO argument is passed to the function.  */
 447 extern void bfd_hash_traverse
 448   (struct bfd_hash_table *,
 449    bfd_boolean (*) (struct bfd_hash_entry *, void *),
 450    void *info);
 451
 452 /* Allows the default size of a hash table to be configured. New hash
 453    tables allocated using bfd_hash_table_init will be created with
 454    this size.  */
 455 extern unsigned long bfd_hash_set_default_size (unsigned long);
 456
 457 /* Types of compressed DWARF debug sections.  We currently support
 458    zlib.  */
 459 enum compressed_debug_section_type
 460 {
 461   COMPRESS_DEBUG_NONE = 0,
 462   COMPRESS_DEBUG = 1 << 0,
 463   COMPRESS_DEBUG_GNU_ZLIB = COMPRESS_DEBUG | 1 << 1,
 464   COMPRESS_DEBUG_GABI_ZLIB = COMPRESS_DEBUG | 1 << 2
 465 };
 466
 467 /* This structure is used to keep track of stabs in sections
 468    information while linking.  */
 469
 470 struct stab_info
 471 {
 472   /* A hash table used to hold stabs strings.  */
 473   struct bfd_strtab_hash *strings;
 474   /* The header file hash table.  */
 475   struct bfd_hash_table includes;
 476   /* The first .stabstr section.  */
 477   struct bfd_section *stabstr;
 478 };
 479
 480 #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
 481
 482 /* User program access to BFD facilities.  */
 483
 484 /* Direct I/O routines, for programs which know more about the object
 485    file than BFD does.  Use higher level routines if possible.  */
 486
 487 extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
 488 extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
 489 extern int bfd_seek (bfd *, file_ptr, int);
 490 extern file_ptr bfd_tell (bfd *);
 491 extern int bfd_flush (bfd *);
 492 extern int bfd_stat (bfd *, struct stat *);
 493
 494 /* Deprecated old routines.  */
 495 #if __GNUC__
 496 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD)                            \
 497   (_bfd_warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
 498    bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 499 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD)                           \
 500   (_bfd_warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
 501    bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 502 #else
 503 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD)                            \
 504   (_bfd_warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
 505    bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 506 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD)                           \
 507   (_bfd_warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
 508    bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 509 #endif
 510 extern void _bfd_warn_deprecated (const char *, const char *, int, const char *);
 511
 512 #define bfd_get_filename(abfd) ((abfd)->filename)
 513 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
 514 #define bfd_get_format(abfd) ((abfd)->format)
 515 #define bfd_get_target(abfd) ((abfd)->xvec->name)
 516 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
 517 #define bfd_family_coff(abfd) \
 518   (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
 519    bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
 520 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
 521 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
 522 #define bfd_header_big_endian(abfd) \
 523   ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
 524 #define bfd_header_little_endian(abfd) \
 525   ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
 526 #define bfd_get_file_flags(abfd) ((abfd)->flags)
 527 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
 528 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
 529 #define bfd_has_map(abfd) ((abfd)->has_armap)
 530 #define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive)
 531
 532 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
 533 #define bfd_usrdata(abfd) ((abfd)->usrdata)
 534
 535 #define bfd_get_start_address(abfd) ((abfd)->start_address)
 536 #define bfd_get_symcount(abfd) ((abfd)->symcount)
 537 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
 538 #define bfd_count_sections(abfd) ((abfd)->section_count)
 539
 540 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
 541
 542 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
 543
 544 extern bfd_boolean bfd_cache_close
 545   (bfd *abfd);
 546 /* NB: This declaration should match the autogenerated one in libbfd.h.  */
 547
 548 extern bfd_boolean bfd_cache_close_all (void);
 549
 550 extern bfd_boolean bfd_record_phdr
 551   (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
 552    bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
 553
 554 /* Byte swapping routines.  */
 555
 556 bfd_uint64_t bfd_getb64 (const void *);
 557 bfd_uint64_t bfd_getl64 (const void *);
 558 bfd_int64_t bfd_getb_signed_64 (const void *);
 559 bfd_int64_t bfd_getl_signed_64 (const void *);
 560 bfd_vma bfd_getb32 (const void *);
 561 bfd_vma bfd_getl32 (const void *);
 562 bfd_signed_vma bfd_getb_signed_32 (const void *);
 563 bfd_signed_vma bfd_getl_signed_32 (const void *);
 564 bfd_vma bfd_getb16 (const void *);
 565 bfd_vma bfd_getl16 (const void *);
 566 bfd_signed_vma bfd_getb_signed_16 (const void *);
 567 bfd_signed_vma bfd_getl_signed_16 (const void *);
 568 void bfd_putb64 (bfd_uint64_t, void *);
 569 void bfd_putl64 (bfd_uint64_t, void *);
 570 void bfd_putb32 (bfd_vma, void *);
 571 void bfd_putl32 (bfd_vma, void *);
 572 void bfd_putb24 (bfd_vma, void *);
 573 void bfd_putl24 (bfd_vma, void *);
 574 void bfd_putb16 (bfd_vma, void *);
 575 void bfd_putl16 (bfd_vma, void *);
 576
 577 /* Byte swapping routines which take size and endiannes as arguments.  */
 578
 579 bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
 580 void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
 581
 582 #if defined(__STDC__) || defined(ALMOST_STDC)
 583 struct ecoff_debug_info;
 584 struct ecoff_debug_swap;
 585 struct ecoff_extr;
 586 struct bfd_symbol;
 587 struct bfd_link_info;
 588 struct bfd_link_hash_entry;
 589 struct bfd_section_already_linked;
 590 struct bfd_elf_version_tree;
 591 #endif
 592
 593 extern bfd_boolean bfd_section_already_linked_table_init (void);
 594 extern void bfd_section_already_linked_table_free (void);
 595 extern bfd_boolean _bfd_handle_already_linked
 596   (struct bfd_section *, struct bfd_section_already_linked *,
 597    struct bfd_link_info *);
 598 \f
 599 /* Externally visible ECOFF routines.  */
 600
 601 extern bfd_boolean bfd_ecoff_set_gp_value
 602   (bfd *abfd, bfd_vma gp_value);
 603 extern bfd_boolean bfd_ecoff_set_regmasks
 604   (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
 605    unsigned long *cprmask);
 606 extern void *bfd_ecoff_debug_init
 607   (bfd *output_bfd, struct ecoff_debug_info *output_debug,
 608    const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
 609 extern void bfd_ecoff_debug_free
 610   (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
 611    const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
 612 extern bfd_boolean bfd_ecoff_debug_accumulate
 613   (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
 614    const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
 615    struct ecoff_debug_info *input_debug,
 616    const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
 617 extern bfd_boolean bfd_ecoff_debug_accumulate_other
 618   (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
 619    const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
 620    struct bfd_link_info *);
 621 extern bfd_boolean bfd_ecoff_debug_externals
 622   (bfd *abfd, struct ecoff_debug_info *debug,
 623    const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
 624    bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
 625    void (*set_index) (struct bfd_symbol *, bfd_size_type));
 626 extern bfd_boolean bfd_ecoff_debug_one_external
 627   (bfd *abfd, struct ecoff_debug_info *debug,
 628    const struct ecoff_debug_swap *swap, const char *name,
 629    struct ecoff_extr *esym);
 630 extern bfd_size_type bfd_ecoff_debug_size
 631   (bfd *abfd, struct ecoff_debug_info *debug,
 632    const struct ecoff_debug_swap *swap);
 633 extern bfd_boolean bfd_ecoff_write_debug
 634   (bfd *abfd, struct ecoff_debug_info *debug,
 635    const struct ecoff_debug_swap *swap, file_ptr where);
 636 extern bfd_boolean bfd_ecoff_write_accumulated_debug
 637   (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
 638    const struct ecoff_debug_swap *swap,
 639    struct bfd_link_info *info, file_ptr where);
 640
 641 /* Externally visible ELF routines.  */
 642
 643 struct bfd_link_needed_list
 644 {
 645   struct bfd_link_needed_list *next;
 646   bfd *by;
 647   const char *name;
 648 };
 649
 650 enum dynamic_lib_link_class {
 651   DYN_NORMAL = 0,
 652   DYN_AS_NEEDED = 1,
 653   DYN_DT_NEEDED = 2,
 654   DYN_NO_ADD_NEEDED = 4,
 655   DYN_NO_NEEDED = 8
 656 };
 657
 658 enum notice_asneeded_action {
 659   notice_as_needed,
 660   notice_not_needed,
 661   notice_needed
 662 };
 663
 664 extern bfd_boolean bfd_elf_record_link_assignment
 665   (bfd *, struct bfd_link_info *, const char *, bfd_boolean,
 666    bfd_boolean);
 667 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
 668   (bfd *, struct bfd_link_info *);
 669 extern bfd_boolean bfd_elf_get_bfd_needed_list
 670   (bfd *, struct bfd_link_needed_list **);
 671 extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *,
 672                                                const char *, bfd_vma);
 673 extern bfd_boolean bfd_elf_size_dynamic_sections
 674   (bfd *, const char *, const char *, const char *, const char *, const char *,
 675    const char * const *, struct bfd_link_info *, struct bfd_section **);
 676 extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
 677   (bfd *, struct bfd_link_info *);
 678 extern void bfd_elf_set_dt_needed_name
 679   (bfd *, const char *);
 680 extern const char *bfd_elf_get_dt_soname
 681   (bfd *);
 682 extern void bfd_elf_set_dyn_lib_class
 683   (bfd *, enum dynamic_lib_link_class);
 684 extern int bfd_elf_get_dyn_lib_class
 685   (bfd *);
 686 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
 687   (bfd *, struct bfd_link_info *);
 688 extern int bfd_elf_discard_info
 689   (bfd *, struct bfd_link_info *);
 690 extern unsigned int _bfd_elf_default_action_discarded
 691   (struct bfd_section *);
 692
 693 /* Return an upper bound on the number of bytes required to store a
 694    copy of ABFD's program header table entries.  Return -1 if an error
 695    occurs; bfd_get_error will return an appropriate code.  */
 696 extern long bfd_get_elf_phdr_upper_bound
 697   (bfd *abfd);
 698
 699 /* Copy ABFD's program header table entries to *PHDRS.  The entries
 700    will be stored as an array of Elf_Internal_Phdr structures, as
 701    defined in include/elf/internal.h.  To find out how large the
 702    buffer needs to be, call bfd_get_elf_phdr_upper_bound.
 703
 704    Return the number of program header table entries read, or -1 if an
 705    error occurs; bfd_get_error will return an appropriate code.  */
 706 extern int bfd_get_elf_phdrs
 707   (bfd *abfd, void *phdrs);
 708
 709 /* Create a new BFD as if by bfd_openr.  Rather than opening a file,
 710    reconstruct an ELF file by reading the segments out of remote
 711    memory based on the ELF file header at EHDR_VMA and the ELF program
 712    headers it points to.  If non-zero, SIZE is the known extent of the
 713    object.  If not null, *LOADBASEP is filled in with the difference
 714    between the VMAs from which the segments were read, and the VMAs
 715    the file headers (and hence BFD's idea of each section's VMA) put
 716    them at.
 717
 718    The function TARGET_READ_MEMORY is called to copy LEN bytes from
 719    the remote memory at target address VMA into the local buffer at
 720    MYADDR; it should return zero on success or an `errno' code on
 721    failure.  TEMPL must be a BFD for a target with the word size and
 722    byte order found in the remote memory.  */
 723 extern bfd *bfd_elf_bfd_from_remote_memory
 724   (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep,
 725    int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
 726                               bfd_size_type len));
 727
 728 extern struct bfd_section *_bfd_elf_tls_setup
 729   (bfd *, struct bfd_link_info *);
 730
 731 extern struct bfd_section *
 732 _bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma);
 733
 734 extern void _bfd_fix_excluded_sec_syms
 735   (bfd *, struct bfd_link_info *);
 736
 737 extern unsigned bfd_m68k_mach_to_features (int);
 738
 739 extern int bfd_m68k_features_to_mach (unsigned);
 740
 741 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
 742   (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
 743    char **);
 744
 745 extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int);
 746
 747 extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs
 748   (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
 749    char **);
 750
 751 extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs
 752   (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
 753    char **);
 754
 755 /* SunOS shared library support routines for the linker.  */
 756
 757 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
 758   (bfd *, struct bfd_link_info *);
 759 extern bfd_boolean bfd_sunos_record_link_assignment
 760   (bfd *, struct bfd_link_info *, const char *);
 761 extern bfd_boolean bfd_sunos_size_dynamic_sections
 762   (bfd *, struct bfd_link_info *, struct bfd_section **,
 763    struct bfd_section **, struct bfd_section **);
 764
 765 /* Linux shared library support routines for the linker.  */
 766
 767 extern bfd_boolean bfd_i386linux_size_dynamic_sections
 768   (bfd *, struct bfd_link_info *);
 769 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
 770   (bfd *, struct bfd_link_info *);
 771
 772 /* mmap hacks */
 773
 774 struct _bfd_window_internal;
 775 typedef struct _bfd_window_internal bfd_window_internal;
 776
 777 typedef struct _bfd_window
 778 {
 779   /* What the user asked for.  */
 780   void *data;
 781   bfd_size_type size;
 782   /* The actual window used by BFD.  Small user-requested read-only
 783      regions sharing a page may share a single window into the object
 784      file.  Read-write versions shouldn't until I've fixed things to
 785      keep track of which portions have been claimed by the
 786      application; don't want to give the same region back when the
 787      application wants two writable copies!  */
 788   struct _bfd_window_internal *i;
 789 }
 790 bfd_window;
 791
 792 extern void bfd_init_window
 793   (bfd_window *);
 794 extern void bfd_free_window
 795   (bfd_window *);
 796 extern bfd_boolean bfd_get_file_window
 797   (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
 798
 799 /* XCOFF support routines for the linker.  */
 800
 801 extern bfd_boolean bfd_xcoff_split_import_path
 802   (bfd *, const char *, const char **, const char **);
 803 extern bfd_boolean bfd_xcoff_set_archive_import_path
 804   (struct bfd_link_info *, bfd *, const char *);
 805 extern bfd_boolean bfd_xcoff_link_record_set
 806   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
 807 extern bfd_boolean bfd_xcoff_import_symbol
 808   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
 809    const char *, const char *, const char *, unsigned int);
 810 extern bfd_boolean bfd_xcoff_export_symbol
 811   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
 812 extern bfd_boolean bfd_xcoff_link_count_reloc
 813   (bfd *, struct bfd_link_info *, const char *);
 814 extern bfd_boolean bfd_xcoff_record_link_assignment
 815   (bfd *, struct bfd_link_info *, const char *);
 816 extern bfd_boolean bfd_xcoff_size_dynamic_sections
 817   (bfd *, struct bfd_link_info *, const char *, const char *,
 818    unsigned long, unsigned long, unsigned long, bfd_boolean,
 819    int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean);
 820 extern bfd_boolean bfd_xcoff_link_generate_rtinit
 821   (bfd *, const char *, const char *, bfd_boolean);
 822
 823 /* XCOFF support routines for ar.  */
 824 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
 825   (bfd *, char *);
 826
 827 /* Externally visible COFF routines.  */
 828
 829 #if defined(__STDC__) || defined(ALMOST_STDC)
 830 struct internal_syment;
 831 union internal_auxent;
 832 #endif
 833
 834 extern bfd_boolean bfd_coff_set_symbol_class
 835   (bfd *, struct bfd_symbol *, unsigned int);
 836
 837 /* ARM VFP11 erratum workaround support.  */
 838 typedef enum
 839 {
 840   BFD_ARM_VFP11_FIX_DEFAULT,
 841   BFD_ARM_VFP11_FIX_NONE,
 842   BFD_ARM_VFP11_FIX_SCALAR,
 843   BFD_ARM_VFP11_FIX_VECTOR
 844 } bfd_arm_vfp11_fix;
 845
 846 extern void bfd_elf32_arm_init_maps
 847   (bfd *);
 848
 849 extern void bfd_elf32_arm_set_vfp11_fix
 850   (bfd *, struct bfd_link_info *);
 851
 852 extern void bfd_elf32_arm_set_cortex_a8_fix
 853   (bfd *, struct bfd_link_info *);
 854
 855 extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
 856   (bfd *, struct bfd_link_info *);
 857
 858 extern void bfd_elf32_arm_vfp11_fix_veneer_locations
 859   (bfd *, struct bfd_link_info *);
 860
 861 /* ARM STM STM32L4XX erratum workaround support.  */
 862 typedef enum
 863 {
 864   BFD_ARM_STM32L4XX_FIX_NONE,
 865   BFD_ARM_STM32L4XX_FIX_DEFAULT,
 866   BFD_ARM_STM32L4XX_FIX_ALL
 867 } bfd_arm_stm32l4xx_fix;
 868
 869 extern void bfd_elf32_arm_set_stm32l4xx_fix
 870   (bfd *, struct bfd_link_info *);
 871
 872 extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan
 873   (bfd *, struct bfd_link_info *);
 874
 875 extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
 876   (bfd *, struct bfd_link_info *);
 877
 878 /* ARM Interworking support.  Called from linker.  */
 879 extern bfd_boolean bfd_arm_allocate_interworking_sections
 880   (struct bfd_link_info *);
 881
 882 extern bfd_boolean bfd_arm_process_before_allocation
 883   (bfd *, struct bfd_link_info *, int);
 884
 885 extern bfd_boolean bfd_arm_get_bfd_for_interworking
 886   (bfd *, struct bfd_link_info *);
 887
 888 /* PE ARM Interworking support.  Called from linker.  */
 889 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
 890   (struct bfd_link_info *);
 891
 892 extern bfd_boolean bfd_arm_pe_process_before_allocation
 893   (bfd *, struct bfd_link_info *, int);
 894
 895 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
 896   (bfd *, struct bfd_link_info *);
 897
 898 /* ELF ARM Interworking support.  Called from linker.  */
 899 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
 900   (struct bfd_link_info *);
 901
 902 extern bfd_boolean bfd_elf32_arm_process_before_allocation
 903   (bfd *, struct bfd_link_info *);
 904
 905 struct elf32_arm_params {
 906   char *thumb_entry_symbol;
 907   int byteswap_code;
 908   int target1_is_rel;
 909   char * target2_type;
 910   int fix_v4bx;
 911   int use_blx;
 912   bfd_arm_vfp11_fix vfp11_denorm_fix;
 913   bfd_arm_stm32l4xx_fix stm32l4xx_fix;
 914   int no_enum_size_warning;
 915   int no_wchar_size_warning;
 916   int pic_veneer;
 917   int fix_cortex_a8;
 918   int fix_arm1176;
 919   int merge_exidx_entries;
 920   int cmse_implib;
 921   bfd *in_implib_bfd;
 922 };
 923
 924 void bfd_elf32_arm_set_target_params
 925   (bfd *, struct bfd_link_info *, struct elf32_arm_params *);
 926
 927 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
 928   (bfd *, struct bfd_link_info *);
 929
 930 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
 931   (bfd *, struct bfd_link_info *);
 932
 933 extern void bfd_elf32_arm_keep_private_stub_output_sections
 934   (struct bfd_link_info *);
 935
 936 /* ELF ARM mapping symbol support.  */
 937 #define BFD_ARM_SPECIAL_SYM_TYPE_MAP    (1 << 0)
 938 #define BFD_ARM_SPECIAL_SYM_TYPE_TAG    (1 << 1)
 939 #define BFD_ARM_SPECIAL_SYM_TYPE_OTHER  (1 << 2)
 940 #define BFD_ARM_SPECIAL_SYM_TYPE_ANY    (~0)
 941
 942 extern bfd_boolean bfd_is_arm_special_symbol_name
 943   (const char *, int);
 944
 945 extern void bfd_elf32_arm_set_byteswap_code
 946   (struct bfd_link_info *, int);
 947
 948 extern void bfd_elf32_arm_use_long_plt (void);
 949
 950 /* ARM Note section processing.  */
 951 extern bfd_boolean bfd_arm_merge_machines
 952   (bfd *, bfd *);
 953
 954 extern bfd_boolean bfd_arm_update_notes
 955   (bfd *, const char *);
 956
 957 extern unsigned int bfd_arm_get_mach_from_notes
 958   (bfd *, const char *);
 959
 960 /* ARM stub generation support.  Called from the linker.  */
 961 extern int elf32_arm_setup_section_lists
 962   (bfd *, struct bfd_link_info *);
 963 extern void elf32_arm_next_input_section
 964   (struct bfd_link_info *, struct bfd_section *);
 965 extern bfd_boolean elf32_arm_size_stubs
 966   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
 967    struct bfd_section * (*) (const char *, struct bfd_section *,
 968                              struct bfd_section *, unsigned int),
 969    void (*) (void));
 970 extern bfd_boolean elf32_arm_build_stubs
 971   (struct bfd_link_info *);
 972
 973 /* ARM unwind section editing support.  */
 974 extern bfd_boolean elf32_arm_fix_exidx_coverage
 975 (struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
 976
 977 /* C6x unwind section editing support.  */
 978 extern bfd_boolean elf32_tic6x_fix_exidx_coverage
 979 (struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
 980
 981 extern void bfd_elf64_aarch64_init_maps
 982   (bfd *);
 983
 984 extern void bfd_elf32_aarch64_init_maps
 985   (bfd *);
 986
 987 /* Types of PLTs based on the level of security.  This would be a
 988    bit-mask to denote which of the combinations of security features
 989    are enabled:
 990    - No security feature PLTs
 991    - PLTs with BTI instruction
 992    - PLTs with PAC instruction
 993 */
 994 typedef enum
 995 {
 996   PLT_NORMAL    = 0x0,  /* Normal plts.  */
 997   PLT_BTI       = 0x1,  /* plts with bti.  */
 998   PLT_PAC       = 0x2,  /* plts with pointer authentication.  */
 999   PLT_BTI_PAC   = PLT_BTI | PLT_PAC
1000 } aarch64_plt_type;
1001
1002 /* To indicate if BTI is enabled with/without warning.  */
1003 typedef enum
1004 {
1005   BTI_NONE      = 0,  /* BTI is not enabled.  */
1006   BTI_WARN      = 1,  /* BTI is enabled with -z force-bti.  */
1007 } aarch64_enable_bti_type;
1008
1009 /* A structure to encompass all information coming from BTI or PAC
1010    related command line options.  This involves the "PLT_TYPE" to determine
1011    which version of PLTs to pick and "BTI_TYPE" to determine if
1012    BTI should be turned on with any warnings.   */
1013 typedef struct
1014 {
1015   aarch64_plt_type plt_type;
1016   aarch64_enable_bti_type bti_type;
1017 } aarch64_bti_pac_info;
1018
1019 /* An enum to define what kind of erratum fixes we should apply.  This gives the
1020    user a bit more control over the sequences we generate.  */
1021 typedef enum
1022 {
1023   ERRAT_NONE  = (1 << 0),  /* No erratum workarounds allowed.  */
1024   ERRAT_ADR   = (1 << 1),  /* Erratum workarounds using ADR allowed.  */
1025   ERRAT_ADRP  = (1 << 2),  /* Erratum workarounds using ADRP are allowed.  */
1026 } erratum_84319_opts;
1027
1028 extern void bfd_elf64_aarch64_set_options
1029   (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
1030    aarch64_bti_pac_info);
1031
1032 extern void bfd_elf32_aarch64_set_options
1033   (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
1034    aarch64_bti_pac_info);
1035
1036 /* ELF AArch64 mapping symbol support.  */
1037 #define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP        (1 << 0)
1038 #define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG        (1 << 1)
1039 #define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER      (1 << 2)
1040 #define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY        (~0)
1041 extern bfd_boolean bfd_is_aarch64_special_symbol_name
1042   (const char * name, int type);
1043
1044 /* AArch64 stub generation support for ELF64.  Called from the linker.  */
1045 extern int elf64_aarch64_setup_section_lists
1046   (bfd *, struct bfd_link_info *);
1047 extern void elf64_aarch64_next_input_section
1048   (struct bfd_link_info *, struct bfd_section *);
1049 extern bfd_boolean elf64_aarch64_size_stubs
1050   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
1051    struct bfd_section * (*) (const char *, struct bfd_section *),
1052    void (*) (void));
1053 extern bfd_boolean elf64_aarch64_build_stubs
1054   (struct bfd_link_info *);
1055 /* AArch64 stub generation support for ELF32.  Called from the linker.  */
1056 extern int elf32_aarch64_setup_section_lists
1057   (bfd *, struct bfd_link_info *);
1058 extern void elf32_aarch64_next_input_section
1059   (struct bfd_link_info *, struct bfd_section *);
1060 extern bfd_boolean elf32_aarch64_size_stubs
1061   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
1062    struct bfd_section * (*) (const char *, struct bfd_section *),
1063    void (*) (void));
1064 extern bfd_boolean elf32_aarch64_build_stubs
1065   (struct bfd_link_info *);
1066
1067
1068 /* TI COFF load page support.  */
1069 extern void bfd_ticoff_set_section_load_page
1070   (struct bfd_section *, int);
1071
1072 extern int bfd_ticoff_get_section_load_page
1073   (struct bfd_section *);
1074
1075 /* H8/300 functions.  */
1076 extern bfd_vma bfd_h8300_pad_address
1077   (bfd *, bfd_vma);
1078
1079 /* IA64 Itanium code generation.  Called from linker.  */
1080 extern void bfd_elf32_ia64_after_parse
1081   (int);
1082
1083 extern void bfd_elf64_ia64_after_parse
1084   (int);
1085
1086 /* V850 Note manipulation routines.  */
1087 extern bfd_boolean v850_elf_create_sections
1088   (struct bfd_link_info *);
1089
1090 extern bfd_boolean v850_elf_set_note
1091   (bfd *, unsigned int, unsigned int);
1092
1093 /* MIPS ABI flags data access.  For the disassembler.  */
1094 struct elf_internal_abiflags_v0;
1095 extern struct elf_internal_abiflags_v0 *bfd_mips_elf_get_abiflags (bfd *);
1096
1097 /* C-SKY functions.  */
1098 extern bfd_boolean elf32_csky_build_stubs
1099   (struct bfd_link_info *);
1100 extern bfd_boolean elf32_csky_size_stubs
1101   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
1102    struct bfd_section *(*) (const char*, struct bfd_section*),
1103    void (*) (void));
1104 extern void elf32_csky_next_input_section
1105   (struct bfd_link_info *, struct bfd_section *);
1106 extern int elf32_csky_setup_section_lists
1107   (bfd *, struct bfd_link_info *);