bfd/bfd-in.h

   1 /* Main header file for the bfd library -- portable access to object files.
   2
   3    Copyright (C) 1990-2018 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 <stdarg.h>
  38 #include <sys/stat.h>
  39
  40 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
  41 #ifndef SABER
  42 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
  43    The problem is, "32_" is not a valid preprocessing token, and we don't
  44    want extra underscores (e.g., "nlm_32_").  The XCONCAT2 macro will
  45    cause the inner CONCAT2 macros to be evaluated first, producing
  46    still-valid pp-tokens.  Then the final concatenation can be done.  */
  47 #undef CONCAT4
  48 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
  49 #endif
  50 #endif
  51
  52 /* This is a utility macro to handle the situation where the code
  53    wants to place a constant string into the code, followed by a
  54    comma and then the length of the string.  Doing this by hand
  55    is error prone, so using this macro is safer.  */
  56 #define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1)
  57 /* Unfortunately it is not possible to use the STRING_COMMA_LEN macro
  58    to create the arguments to another macro, since the preprocessor
  59    will mis-count the number of arguments to the outer macro (by not
  60    evaluating STRING_COMMA_LEN and so missing the comma).  This is a
  61    problem for example when trying to use STRING_COMMA_LEN to build
  62    the arguments to the strncmp() macro.  Hence this alternative
  63    definition of strncmp is provided here.
  64
  65    Note - these macros do NOT work if STR2 is not a constant string.  */
  66 #define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0)
  67   /* strcpy() can have a similar problem, but since we know we are
  68      copying a constant string, we can use memcpy which will be faster
  69      since there is no need to check for a NUL byte inside STR.  We
  70      can also save time if we do not need to copy the terminating NUL.  */
  71 #define LITMEMCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2) - 1)
  72 #define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2))
  73
  74
  75 #define BFD_SUPPORTS_PLUGINS @supports_plugins@
  76
  77 /* The word size used by BFD on the host.  This may be 64 with a 32
  78    bit target if the host is 64 bit, or if other 64 bit targets have
  79    been selected with --enable-targets, or if --enable-64-bit-bfd.  */
  80 #define BFD_ARCH_SIZE @wordsize@
  81
  82 /* The word size of the default bfd target.  */
  83 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
  84
  85 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
  86 #define BFD_HOST_64BIT_LONG_LONG @BFD_HOST_64BIT_LONG_LONG@
  87 #if @BFD_HOST_64_BIT_DEFINED@
  88 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
  89 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
  90 typedef BFD_HOST_64_BIT bfd_int64_t;
  91 typedef BFD_HOST_U_64_BIT bfd_uint64_t;
  92 #endif
  93
  94 #ifdef HAVE_INTTYPES_H
  95 # include <inttypes.h>
  96 #else
  97 # if BFD_HOST_64BIT_LONG
  98 #  define BFD_PRI64 "l"
  99 # elif defined (__MSVCRT__)
 100 #  define BFD_PRI64 "I64"
 101 # else
 102 #  define BFD_PRI64 "ll"
 103 # endif
 104 # undef PRId64
 105 # define PRId64 BFD_PRI64 "d"
 106 # undef PRIu64
 107 # define PRIu64 BFD_PRI64 "u"
 108 # undef PRIx64
 109 # define PRIx64 BFD_PRI64 "x"
 110 #endif
 111
 112 #if BFD_ARCH_SIZE >= 64
 113 #define BFD64
 114 #endif
 115
 116 #ifndef INLINE
 117 #if __GNUC__ >= 2
 118 #define INLINE __inline__
 119 #else
 120 #define INLINE
 121 #endif
 122 #endif
 123
 124 /* Declaring a type wide enough to hold a host long and a host pointer.  */
 125 #define BFD_HOSTPTR_T @BFD_HOSTPTR_T@
 126 typedef BFD_HOSTPTR_T bfd_hostptr_t;
 127
 128 /* Forward declaration.  */
 129 typedef struct bfd bfd;
 130
 131 /* Boolean type used in bfd.  Too many systems define their own
 132    versions of "boolean" for us to safely typedef a "boolean" of
 133    our own.  Using an enum for "bfd_boolean" has its own set of
 134    problems, with strange looking casts required to avoid warnings
 135    on some older compilers.  Thus we just use an int.
 136
 137    General rule: Functions which are bfd_boolean return TRUE on
 138    success and FALSE on failure (unless they're a predicate).  */
 139
 140 typedef int bfd_boolean;
 141 #undef FALSE
 142 #undef TRUE
 143 #define FALSE 0
 144 #define TRUE 1
 145
 146 #ifdef BFD64
 147
 148 #ifndef BFD_HOST_64_BIT
 149  #error No 64 bit integer type available
 150 #endif /* ! defined (BFD_HOST_64_BIT) */
 151
 152 typedef BFD_HOST_U_64_BIT bfd_vma;
 153 typedef BFD_HOST_64_BIT bfd_signed_vma;
 154 typedef BFD_HOST_U_64_BIT bfd_size_type;
 155 typedef BFD_HOST_U_64_BIT symvalue;
 156
 157 #if BFD_HOST_64BIT_LONG
 158 #define BFD_VMA_FMT "l"
 159 #elif defined (__MSVCRT__)
 160 #define BFD_VMA_FMT "I64"
 161 #else
 162 #define BFD_VMA_FMT "ll"
 163 #endif
 164
 165 #ifndef fprintf_vma
 166 #define sprintf_vma(s,x) sprintf (s, "%016" BFD_VMA_FMT "x", x)
 167 #define fprintf_vma(f,x) fprintf (f, "%016" BFD_VMA_FMT "x", x)
 168 #endif
 169
 170 #else /* not BFD64  */
 171
 172 /* Represent a target address.  Also used as a generic unsigned type
 173    which is guaranteed to be big enough to hold any arithmetic types
 174    we need to deal with.  */
 175 typedef unsigned long bfd_vma;
 176
 177 /* A generic signed type which is guaranteed to be big enough to hold any
 178    arithmetic types we need to deal with.  Can be assumed to be compatible
 179    with bfd_vma in the same way that signed and unsigned ints are compatible
 180    (as parameters, in assignment, etc).  */
 181 typedef long bfd_signed_vma;
 182
 183 typedef unsigned long symvalue;
 184 typedef unsigned long bfd_size_type;
 185
 186 /* Print a bfd_vma x on stream s.  */
 187 #define BFD_VMA_FMT "l"
 188 #define fprintf_vma(s,x) fprintf (s, "%08" BFD_VMA_FMT "x", x)
 189 #define sprintf_vma(s,x) sprintf (s, "%08" BFD_VMA_FMT "x", x)
 190
 191 #endif /* not BFD64  */
 192
 193 #define HALF_BFD_SIZE_TYPE \
 194   (((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2))
 195
 196 #ifndef BFD_HOST_64_BIT
 197 /* Fall back on a 32 bit type.  The idea is to make these types always
 198    available for function return types, but in the case that
 199    BFD_HOST_64_BIT is undefined such a function should abort or
 200    otherwise signal an error.  */
 201 typedef bfd_signed_vma bfd_int64_t;
 202 typedef bfd_vma bfd_uint64_t;
 203 #endif
 204
 205 /* An offset into a file.  BFD always uses the largest possible offset
 206    based on the build time availability of fseek, fseeko, or fseeko64.  */
 207 typedef @bfd_file_ptr@ file_ptr;
 208 typedef unsigned @bfd_file_ptr@ ufile_ptr;
 209
 210 extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
 211 extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
 212
 213 #define printf_vma(x) fprintf_vma(stdout,x)
 214 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
 215
 216 typedef unsigned int flagword;  /* 32 bits of flags */
 217 typedef unsigned char bfd_byte;
 218 \f
 219 /* File formats.  */
 220
 221 typedef enum bfd_format
 222 {
 223   bfd_unknown = 0,      /* File format is unknown.  */
 224   bfd_object,           /* Linker/assembler/compiler output.  */
 225   bfd_archive,          /* Object archive file.  */
 226   bfd_core,             /* Core dump.  */
 227   bfd_type_end          /* Marks the end; don't use it!  */
 228 }
 229 bfd_format;
 230 \f
 231 /* Symbols and relocation.  */
 232
 233 /* A count of carsyms (canonical archive symbols).  */
 234 typedef unsigned long symindex;
 235
 236 /* How to perform a relocation.  */
 237 typedef const struct reloc_howto_struct reloc_howto_type;
 238
 239 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
 240
 241 /* General purpose part of a symbol X;
 242    target specific parts are in libcoff.h, libaout.h, etc.  */
 243
 244 #define bfd_get_section(x) ((x)->section)
 245 #define bfd_get_output_section(x) ((x)->section->output_section)
 246 #define bfd_set_section(x,y) ((x)->section) = (y)
 247 #define bfd_asymbol_base(x) ((x)->section->vma)
 248 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
 249 #define bfd_asymbol_name(x) ((x)->name)
 250 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
 251 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
 252 #define bfd_asymbol_flavour(x)                  \
 253   (((x)->flags & BSF_SYNTHETIC) != 0            \
 254    ? bfd_target_unknown_flavour                 \
 255    : bfd_asymbol_bfd (x)->xvec->flavour)
 256
 257 /* A canonical archive symbol.  */
 258 /* This is a type pun with struct ranlib on purpose!  */
 259 typedef struct carsym
 260 {
 261   char *name;
 262   file_ptr file_offset; /* Look here to find the file.  */
 263 }
 264 carsym;                 /* To make these you call a carsymogen.  */
 265
 266 /* Used in generating armaps (archive tables of contents).
 267    Perhaps just a forward definition would do?  */
 268 struct orl              /* Output ranlib.  */
 269 {
 270   char **name;          /* Symbol name.  */
 271   union
 272   {
 273     file_ptr pos;
 274     bfd *abfd;
 275   } u;                  /* bfd* or file position.  */
 276   int namidx;           /* Index into string table.  */
 277 };
 278
 279 /* Linenumber stuff.  */
 280 typedef struct lineno_cache_entry
 281 {
 282   unsigned int line_number;     /* Linenumber from start of function.  */
 283   union
 284   {
 285     struct bfd_symbol *sym;     /* Function name.  */
 286     bfd_vma offset;             /* Offset into section.  */
 287   } u;
 288 }
 289 alent;
 290 \f
 291 /* Object and core file sections.  */
 292 typedef struct bfd_section *sec_ptr;
 293
 294 #define align_power(addr, align)        \
 295   (((addr) + ((bfd_vma) 1 << (align)) - 1) & (-((bfd_vma) 1 << (align))))
 296
 297 /* Align an address upward to a boundary, expressed as a number of bytes.
 298    E.g. align to an 8-byte boundary with argument of 8.  Take care never
 299    to wrap around if the address is within boundary-1 of the end of the
 300    address space.  */
 301 #define BFD_ALIGN(this, boundary)                                         \
 302   ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this))              \
 303    ? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \
 304    : ~ (bfd_vma) 0)
 305
 306 #define bfd_get_section_name(bfd, ptr) ((void) bfd, (ptr)->name)
 307 #define bfd_get_section_vma(bfd, ptr) ((void) bfd, (ptr)->vma)
 308 #define bfd_get_section_lma(bfd, ptr) ((void) bfd, (ptr)->lma)
 309 #define bfd_get_section_alignment(bfd, ptr) ((void) bfd, \
 310                                              (ptr)->alignment_power)
 311 #define bfd_section_name(bfd, ptr) ((ptr)->name)
 312 #define bfd_section_size(bfd, ptr) ((ptr)->size)
 313 #define bfd_get_section_size(ptr) ((ptr)->size)
 314 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
 315 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
 316 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
 317 #define bfd_get_section_flags(bfd, ptr) ((void) bfd, (ptr)->flags)
 318 #define bfd_get_section_userdata(bfd, ptr) ((void) bfd, (ptr)->userdata)
 319
 320 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
 321
 322 #define bfd_get_section_limit_octets(bfd, sec)                  \
 323   ((bfd)->direction != write_direction && (sec)->rawsize != 0   \
 324    ? (sec)->rawsize : (sec)->size)
 325
 326 /* Find the address one past the end of SEC.  */
 327 #define bfd_get_section_limit(bfd, sec) \
 328   (bfd_get_section_limit_octets(bfd, sec) / bfd_octets_per_byte (bfd))
 329
 330 /* Return TRUE if input section SEC has been discarded.  */
 331 #define discarded_section(sec)                          \
 332   (!bfd_is_abs_section (sec)                                    \
 333    && bfd_is_abs_section ((sec)->output_section)                \
 334    && (sec)->sec_info_type != SEC_INFO_TYPE_MERGE               \
 335    && (sec)->sec_info_type != SEC_INFO_TYPE_JUST_SYMS)
 336 \f
 337 typedef enum bfd_print_symbol
 338 {
 339   bfd_print_symbol_name,
 340   bfd_print_symbol_more,
 341   bfd_print_symbol_all
 342 } bfd_print_symbol_type;
 343
 344 /* Information about a symbol that nm needs.  */
 345
 346 typedef struct _symbol_info
 347 {
 348   symvalue value;
 349   char type;
 350   const char *name;             /* Symbol name.  */
 351   unsigned char stab_type;      /* Stab type.  */
 352   char stab_other;              /* Stab other.  */
 353   short stab_desc;              /* Stab desc.  */
 354   const char *stab_name;        /* String for stab type.  */
 355 } symbol_info;
 356
 357 /* Get the name of a stabs type code.  */
 358
 359 extern const char *bfd_get_stab_name (int);
 360 \f
 361 /* Hash table routines.  There is no way to free up a hash table.  */
 362
 363 /* An element in the hash table.  Most uses will actually use a larger
 364    structure, and an instance of this will be the first field.  */
 365
 366 struct bfd_hash_entry
 367 {
 368   /* Next entry for this hash code.  */
 369   struct bfd_hash_entry *next;
 370   /* String being hashed.  */
 371   const char *string;
 372   /* Hash code.  This is the full hash code, not the index into the
 373      table.  */
 374   unsigned long hash;
 375 };
 376
 377 /* A hash table.  */
 378
 379 struct bfd_hash_table
 380 {
 381   /* The hash array.  */
 382   struct bfd_hash_entry **table;
 383   /* A function used to create new elements in the hash table.  The
 384      first entry is itself a pointer to an element.  When this
 385      function is first invoked, this pointer will be NULL.  However,
 386      having the pointer permits a hierarchy of method functions to be
 387      built each of which calls the function in the superclass.  Thus
 388      each function should be written to allocate a new block of memory
 389      only if the argument is NULL.  */
 390   struct bfd_hash_entry *(*newfunc)
 391     (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
 392   /* An objalloc for this hash table.  This is a struct objalloc *,
 393      but we use void * to avoid requiring the inclusion of objalloc.h.  */
 394   void *memory;
 395   /* The number of slots in the hash table.  */
 396   unsigned int size;
 397   /* The number of entries in the hash table.  */
 398   unsigned int count;
 399   /* The size of elements.  */
 400   unsigned int entsize;
 401   /* If non-zero, don't grow the hash table.  */
 402   unsigned int frozen:1;
 403 };
 404
 405 /* Initialize a hash table.  */
 406 extern bfd_boolean bfd_hash_table_init
 407   (struct bfd_hash_table *,
 408    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 409                                struct bfd_hash_table *,
 410                                const char *),
 411    unsigned int);
 412
 413 /* Initialize a hash table specifying a size.  */
 414 extern bfd_boolean bfd_hash_table_init_n
 415   (struct bfd_hash_table *,
 416    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 417                                struct bfd_hash_table *,
 418                                const char *),
 419    unsigned int, unsigned int);
 420
 421 /* Free up a hash table.  */
 422 extern void bfd_hash_table_free
 423   (struct bfd_hash_table *);
 424
 425 /* Look up a string in a hash table.  If CREATE is TRUE, a new entry
 426    will be created for this string if one does not already exist.  The
 427    COPY argument must be TRUE if this routine should copy the string
 428    into newly allocated memory when adding an entry.  */
 429 extern struct bfd_hash_entry *bfd_hash_lookup
 430   (struct bfd_hash_table *, const char *, bfd_boolean create,
 431    bfd_boolean copy);
 432
 433 /* Insert an entry in a hash table.  */
 434 extern struct bfd_hash_entry *bfd_hash_insert
 435   (struct bfd_hash_table *, const char *, unsigned long);
 436
 437 /* Rename an entry in a hash table.  */
 438 extern void bfd_hash_rename
 439   (struct bfd_hash_table *, const char *, struct bfd_hash_entry *);
 440
 441 /* Replace an entry in a hash table.  */
 442 extern void bfd_hash_replace
 443   (struct bfd_hash_table *, struct bfd_hash_entry *old,
 444    struct bfd_hash_entry *nw);
 445
 446 /* Base method for creating a hash table entry.  */
 447 extern struct bfd_hash_entry *bfd_hash_newfunc
 448   (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
 449
 450 /* Grab some space for a hash table entry.  */
 451 extern void *bfd_hash_allocate
 452   (struct bfd_hash_table *, unsigned int);
 453
 454 /* Traverse a hash table in a random order, calling a function on each
 455    element.  If the function returns FALSE, the traversal stops.  The
 456    INFO argument is passed to the function.  */
 457 extern void bfd_hash_traverse
 458   (struct bfd_hash_table *,
 459    bfd_boolean (*) (struct bfd_hash_entry *, void *),
 460    void *info);
 461
 462 /* Allows the default size of a hash table to be configured. New hash
 463    tables allocated using bfd_hash_table_init will be created with
 464    this size.  */
 465 extern unsigned long bfd_hash_set_default_size (unsigned long);
 466
 467 /* Types of compressed DWARF debug sections.  We currently support
 468    zlib.  */
 469 enum compressed_debug_section_type
 470 {
 471   COMPRESS_DEBUG_NONE = 0,
 472   COMPRESS_DEBUG = 1 << 0,
 473   COMPRESS_DEBUG_GNU_ZLIB = COMPRESS_DEBUG | 1 << 1,
 474   COMPRESS_DEBUG_GABI_ZLIB = COMPRESS_DEBUG | 1 << 2
 475 };
 476
 477 /* This structure is used to keep track of stabs in sections
 478    information while linking.  */
 479
 480 struct stab_info
 481 {
 482   /* A hash table used to hold stabs strings.  */
 483   struct bfd_strtab_hash *strings;
 484   /* The header file hash table.  */
 485   struct bfd_hash_table includes;
 486   /* The first .stabstr section.  */
 487   struct bfd_section *stabstr;
 488 };
 489
 490 #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
 491
 492 /* User program access to BFD facilities.  */
 493
 494 /* Direct I/O routines, for programs which know more about the object
 495    file than BFD does.  Use higher level routines if possible.  */
 496
 497 extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
 498 extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
 499 extern int bfd_seek (bfd *, file_ptr, int);
 500 extern file_ptr bfd_tell (bfd *);
 501 extern int bfd_flush (bfd *);
 502 extern int bfd_stat (bfd *, struct stat *);
 503
 504 /* Deprecated old routines.  */
 505 #if __GNUC__
 506 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD)                            \
 507   (_bfd_warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
 508    bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 509 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD)                           \
 510   (_bfd_warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
 511    bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 512 #else
 513 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD)                            \
 514   (_bfd_warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
 515    bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 516 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD)                           \
 517   (_bfd_warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
 518    bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 519 #endif
 520 extern void _bfd_warn_deprecated (const char *, const char *, int, const char *);
 521
 522 /* Cast from const char * to char * so that caller can assign to
 523    a char * without a warning.  */
 524 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
 525 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
 526 #define bfd_get_format(abfd) ((abfd)->format)
 527 #define bfd_get_target(abfd) ((abfd)->xvec->name)
 528 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
 529 #define bfd_family_coff(abfd) \
 530   (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
 531    bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
 532 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
 533 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
 534 #define bfd_header_big_endian(abfd) \
 535   ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
 536 #define bfd_header_little_endian(abfd) \
 537   ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
 538 #define bfd_get_file_flags(abfd) ((abfd)->flags)
 539 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
 540 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
 541 #define bfd_has_map(abfd) ((abfd)->has_armap)
 542 #define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive)
 543
 544 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
 545 #define bfd_usrdata(abfd) ((abfd)->usrdata)
 546
 547 #define bfd_get_start_address(abfd) ((abfd)->start_address)
 548 #define bfd_get_symcount(abfd) ((abfd)->symcount)
 549 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
 550 #define bfd_count_sections(abfd) ((abfd)->section_count)
 551
 552 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
 553
 554 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
 555
 556 extern bfd_boolean bfd_cache_close
 557   (bfd *abfd);
 558 /* NB: This declaration should match the autogenerated one in libbfd.h.  */
 559
 560 extern bfd_boolean bfd_cache_close_all (void);
 561
 562 extern bfd_boolean bfd_record_phdr
 563   (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
 564    bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
 565
 566 /* Byte swapping routines.  */
 567
 568 bfd_uint64_t bfd_getb64 (const void *);
 569 bfd_uint64_t bfd_getl64 (const void *);
 570 bfd_int64_t bfd_getb_signed_64 (const void *);
 571 bfd_int64_t bfd_getl_signed_64 (const void *);
 572 bfd_vma bfd_getb32 (const void *);
 573 bfd_vma bfd_getl32 (const void *);
 574 bfd_signed_vma bfd_getb_signed_32 (const void *);
 575 bfd_signed_vma bfd_getl_signed_32 (const void *);
 576 bfd_vma bfd_getb16 (const void *);
 577 bfd_vma bfd_getl16 (const void *);
 578 bfd_signed_vma bfd_getb_signed_16 (const void *);
 579 bfd_signed_vma bfd_getl_signed_16 (const void *);
 580 void bfd_putb64 (bfd_uint64_t, void *);
 581 void bfd_putl64 (bfd_uint64_t, void *);
 582 void bfd_putb32 (bfd_vma, void *);
 583 void bfd_putl32 (bfd_vma, void *);
 584 void bfd_putb24 (bfd_vma, void *);
 585 void bfd_putl24 (bfd_vma, void *);
 586 void bfd_putb16 (bfd_vma, void *);
 587 void bfd_putl16 (bfd_vma, void *);
 588
 589 /* Byte swapping routines which take size and endiannes as arguments.  */
 590
 591 bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
 592 void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
 593
 594 #if defined(__STDC__) || defined(ALMOST_STDC)
 595 struct ecoff_debug_info;
 596 struct ecoff_debug_swap;
 597 struct ecoff_extr;
 598 struct bfd_symbol;
 599 struct bfd_link_info;
 600 struct bfd_link_hash_entry;
 601 struct bfd_section_already_linked;
 602 struct bfd_elf_version_tree;
 603 #endif
 604
 605 extern bfd_boolean bfd_section_already_linked_table_init (void);
 606 extern void bfd_section_already_linked_table_free (void);
 607 extern bfd_boolean _bfd_handle_already_linked
 608   (struct bfd_section *, struct bfd_section_already_linked *,
 609    struct bfd_link_info *);
 610 \f
 611 /* Externally visible ECOFF routines.  */
 612
 613 extern bfd_boolean bfd_ecoff_set_gp_value
 614   (bfd *abfd, bfd_vma gp_value);
 615 extern bfd_boolean bfd_ecoff_set_regmasks
 616   (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
 617    unsigned long *cprmask);
 618 extern void *bfd_ecoff_debug_init
 619   (bfd *output_bfd, struct ecoff_debug_info *output_debug,
 620    const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
 621 extern void bfd_ecoff_debug_free
 622   (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
 623    const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
 624 extern bfd_boolean bfd_ecoff_debug_accumulate
 625   (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
 626    const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
 627    struct ecoff_debug_info *input_debug,
 628    const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
 629 extern bfd_boolean bfd_ecoff_debug_accumulate_other
 630   (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
 631    const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
 632    struct bfd_link_info *);
 633 extern bfd_boolean bfd_ecoff_debug_externals
 634   (bfd *abfd, struct ecoff_debug_info *debug,
 635    const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
 636    bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
 637    void (*set_index) (struct bfd_symbol *, bfd_size_type));
 638 extern bfd_boolean bfd_ecoff_debug_one_external
 639   (bfd *abfd, struct ecoff_debug_info *debug,
 640    const struct ecoff_debug_swap *swap, const char *name,
 641    struct ecoff_extr *esym);
 642 extern bfd_size_type bfd_ecoff_debug_size
 643   (bfd *abfd, struct ecoff_debug_info *debug,
 644    const struct ecoff_debug_swap *swap);
 645 extern bfd_boolean bfd_ecoff_write_debug
 646   (bfd *abfd, struct ecoff_debug_info *debug,
 647    const struct ecoff_debug_swap *swap, file_ptr where);
 648 extern bfd_boolean bfd_ecoff_write_accumulated_debug
 649   (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
 650    const struct ecoff_debug_swap *swap,
 651    struct bfd_link_info *info, file_ptr where);
 652
 653 /* Externally visible ELF routines.  */
 654
 655 struct bfd_link_needed_list
 656 {
 657   struct bfd_link_needed_list *next;
 658   bfd *by;
 659   const char *name;
 660 };
 661
 662 enum dynamic_lib_link_class {
 663   DYN_NORMAL = 0,
 664   DYN_AS_NEEDED = 1,
 665   DYN_DT_NEEDED = 2,
 666   DYN_NO_ADD_NEEDED = 4,
 667   DYN_NO_NEEDED = 8
 668 };
 669
 670 enum notice_asneeded_action {
 671   notice_as_needed,
 672   notice_not_needed,
 673   notice_needed
 674 };
 675
 676 extern bfd_boolean bfd_elf_record_link_assignment
 677   (bfd *, struct bfd_link_info *, const char *, bfd_boolean,
 678    bfd_boolean);
 679 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
 680   (bfd *, struct bfd_link_info *);
 681 extern bfd_boolean bfd_elf_get_bfd_needed_list
 682   (bfd *, struct bfd_link_needed_list **);
 683 extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *,
 684                                                const char *, bfd_vma);
 685 extern bfd_boolean bfd_elf_size_dynamic_sections
 686   (bfd *, const char *, const char *, const char *, const char *, const char *,
 687    const char * const *, struct bfd_link_info *, struct bfd_section **);
 688 extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
 689   (bfd *, struct bfd_link_info *);
 690 extern void bfd_elf_set_dt_needed_name
 691   (bfd *, const char *);
 692 extern const char *bfd_elf_get_dt_soname
 693   (bfd *);
 694 extern void bfd_elf_set_dyn_lib_class
 695   (bfd *, enum dynamic_lib_link_class);
 696 extern int bfd_elf_get_dyn_lib_class
 697   (bfd *);
 698 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
 699   (bfd *, struct bfd_link_info *);
 700 extern int bfd_elf_discard_info
 701   (bfd *, struct bfd_link_info *);
 702 extern unsigned int _bfd_elf_default_action_discarded
 703   (struct bfd_section *);
 704
 705 /* Return an upper bound on the number of bytes required to store a
 706    copy of ABFD's program header table entries.  Return -1 if an error
 707    occurs; bfd_get_error will return an appropriate code.  */
 708 extern long bfd_get_elf_phdr_upper_bound
 709   (bfd *abfd);
 710
 711 /* Copy ABFD's program header table entries to *PHDRS.  The entries
 712    will be stored as an array of Elf_Internal_Phdr structures, as
 713    defined in include/elf/internal.h.  To find out how large the
 714    buffer needs to be, call bfd_get_elf_phdr_upper_bound.
 715
 716    Return the number of program header table entries read, or -1 if an
 717    error occurs; bfd_get_error will return an appropriate code.  */
 718 extern int bfd_get_elf_phdrs
 719   (bfd *abfd, void *phdrs);
 720
 721 /* Create a new BFD as if by bfd_openr.  Rather than opening a file,
 722    reconstruct an ELF file by reading the segments out of remote
 723    memory based on the ELF file header at EHDR_VMA and the ELF program
 724    headers it points to.  If non-zero, SIZE is the known extent of the
 725    object.  If not null, *LOADBASEP is filled in with the difference
 726    between the VMAs from which the segments were read, and the VMAs
 727    the file headers (and hence BFD's idea of each section's VMA) put
 728    them at.
 729
 730    The function TARGET_READ_MEMORY is called to copy LEN bytes from
 731    the remote memory at target address VMA into the local buffer at
 732    MYADDR; it should return zero on success or an `errno' code on
 733    failure.  TEMPL must be a BFD for a target with the word size and
 734    byte order found in the remote memory.  */
 735 extern bfd *bfd_elf_bfd_from_remote_memory
 736   (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep,
 737    int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
 738                               bfd_size_type len));
 739
 740 extern struct bfd_section *_bfd_elf_tls_setup
 741   (bfd *, struct bfd_link_info *);
 742
 743 extern struct bfd_section *
 744 _bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma);
 745
 746 extern void _bfd_fix_excluded_sec_syms
 747   (bfd *, struct bfd_link_info *);
 748
 749 extern unsigned bfd_m68k_mach_to_features (int);
 750
 751 extern int bfd_m68k_features_to_mach (unsigned);
 752
 753 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
 754   (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
 755    char **);
 756
 757 extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int);
 758
 759 extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs
 760   (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
 761    char **);
 762
 763 extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs
 764   (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
 765    char **);
 766
 767 /* SunOS shared library support routines for the linker.  */
 768
 769 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
 770   (bfd *, struct bfd_link_info *);
 771 extern bfd_boolean bfd_sunos_record_link_assignment
 772   (bfd *, struct bfd_link_info *, const char *);
 773 extern bfd_boolean bfd_sunos_size_dynamic_sections
 774   (bfd *, struct bfd_link_info *, struct bfd_section **,
 775    struct bfd_section **, struct bfd_section **);
 776
 777 /* Linux shared library support routines for the linker.  */
 778
 779 extern bfd_boolean bfd_i386linux_size_dynamic_sections
 780   (bfd *, struct bfd_link_info *);
 781 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
 782   (bfd *, struct bfd_link_info *);
 783
 784 /* mmap hacks */
 785
 786 struct _bfd_window_internal;
 787 typedef struct _bfd_window_internal bfd_window_internal;
 788
 789 typedef struct _bfd_window
 790 {
 791   /* What the user asked for.  */
 792   void *data;
 793   bfd_size_type size;
 794   /* The actual window used by BFD.  Small user-requested read-only
 795      regions sharing a page may share a single window into the object
 796      file.  Read-write versions shouldn't until I've fixed things to
 797      keep track of which portions have been claimed by the
 798      application; don't want to give the same region back when the
 799      application wants two writable copies!  */
 800   struct _bfd_window_internal *i;
 801 }
 802 bfd_window;
 803
 804 extern void bfd_init_window
 805   (bfd_window *);
 806 extern void bfd_free_window
 807   (bfd_window *);
 808 extern bfd_boolean bfd_get_file_window
 809   (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
 810
 811 /* XCOFF support routines for the linker.  */
 812
 813 extern bfd_boolean bfd_xcoff_split_import_path
 814   (bfd *, const char *, const char **, const char **);
 815 extern bfd_boolean bfd_xcoff_set_archive_import_path
 816   (struct bfd_link_info *, bfd *, const char *);
 817 extern bfd_boolean bfd_xcoff_link_record_set
 818   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
 819 extern bfd_boolean bfd_xcoff_import_symbol
 820   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
 821    const char *, const char *, const char *, unsigned int);
 822 extern bfd_boolean bfd_xcoff_export_symbol
 823   (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
 824 extern bfd_boolean bfd_xcoff_link_count_reloc
 825   (bfd *, struct bfd_link_info *, const char *);
 826 extern bfd_boolean bfd_xcoff_record_link_assignment
 827   (bfd *, struct bfd_link_info *, const char *);
 828 extern bfd_boolean bfd_xcoff_size_dynamic_sections
 829   (bfd *, struct bfd_link_info *, const char *, const char *,
 830    unsigned long, unsigned long, unsigned long, bfd_boolean,
 831    int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean);
 832 extern bfd_boolean bfd_xcoff_link_generate_rtinit
 833   (bfd *, const char *, const char *, bfd_boolean);
 834
 835 /* XCOFF support routines for ar.  */
 836 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
 837   (bfd *, char *);
 838
 839 /* Externally visible COFF routines.  */
 840
 841 #if defined(__STDC__) || defined(ALMOST_STDC)
 842 struct internal_syment;
 843 union internal_auxent;
 844 #endif
 845
 846 extern bfd_boolean bfd_coff_set_symbol_class
 847   (bfd *, struct bfd_symbol *, unsigned int);
 848
 849 /* ARM VFP11 erratum workaround support.  */
 850 typedef enum
 851 {
 852   BFD_ARM_VFP11_FIX_DEFAULT,
 853   BFD_ARM_VFP11_FIX_NONE,
 854   BFD_ARM_VFP11_FIX_SCALAR,
 855   BFD_ARM_VFP11_FIX_VECTOR
 856 } bfd_arm_vfp11_fix;
 857
 858 extern void bfd_elf32_arm_init_maps
 859   (bfd *);
 860
 861 extern void bfd_elf32_arm_set_vfp11_fix
 862   (bfd *, struct bfd_link_info *);
 863
 864 extern void bfd_elf32_arm_set_cortex_a8_fix
 865   (bfd *, struct bfd_link_info *);
 866
 867 extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
 868   (bfd *, struct bfd_link_info *);
 869
 870 extern void bfd_elf32_arm_vfp11_fix_veneer_locations
 871   (bfd *, struct bfd_link_info *);
 872
 873 /* ARM STM STM32L4XX erratum workaround support.  */
 874 typedef enum
 875 {
 876   BFD_ARM_STM32L4XX_FIX_NONE,
 877   BFD_ARM_STM32L4XX_FIX_DEFAULT,
 878   BFD_ARM_STM32L4XX_FIX_ALL
 879 } bfd_arm_stm32l4xx_fix;
 880
 881 extern void bfd_elf32_arm_set_stm32l4xx_fix
 882   (bfd *, struct bfd_link_info *);
 883
 884 extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan
 885   (bfd *, struct bfd_link_info *);
 886
 887 extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
 888   (bfd *, struct bfd_link_info *);
 889
 890 /* ARM Interworking support.  Called from linker.  */
 891 extern bfd_boolean bfd_arm_allocate_interworking_sections
 892   (struct bfd_link_info *);
 893
 894 extern bfd_boolean bfd_arm_process_before_allocation
 895   (bfd *, struct bfd_link_info *, int);
 896
 897 extern bfd_boolean bfd_arm_get_bfd_for_interworking
 898   (bfd *, struct bfd_link_info *);
 899
 900 /* PE ARM Interworking support.  Called from linker.  */
 901 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
 902   (struct bfd_link_info *);
 903
 904 extern bfd_boolean bfd_arm_pe_process_before_allocation
 905   (bfd *, struct bfd_link_info *, int);
 906
 907 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
 908   (bfd *, struct bfd_link_info *);
 909
 910 /* ELF ARM Interworking support.  Called from linker.  */
 911 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
 912   (struct bfd_link_info *);
 913
 914 extern bfd_boolean bfd_elf32_arm_process_before_allocation
 915   (bfd *, struct bfd_link_info *);
 916
 917 struct elf32_arm_params {
 918   char *thumb_entry_symbol;
 919   int byteswap_code;
 920   int target1_is_rel;
 921   char * target2_type;
 922   int fix_v4bx;
 923   int use_blx;
 924   bfd_arm_vfp11_fix vfp11_denorm_fix;
 925   bfd_arm_stm32l4xx_fix stm32l4xx_fix;
 926   int no_enum_size_warning;
 927   int no_wchar_size_warning;
 928   int pic_veneer;
 929   int fix_cortex_a8;
 930   int fix_arm1176;
 931   int merge_exidx_entries;
 932   int cmse_implib;
 933   bfd *in_implib_bfd;
 934 };
 935
 936 void bfd_elf32_arm_set_target_params
 937   (bfd *, struct bfd_link_info *, struct elf32_arm_params *);
 938
 939 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
 940   (bfd *, struct bfd_link_info *);
 941
 942 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
 943   (bfd *, struct bfd_link_info *);
 944
 945 extern void bfd_elf32_arm_keep_private_stub_output_sections
 946   (struct bfd_link_info *);
 947
 948 /* ELF ARM mapping symbol support.  */
 949 #define BFD_ARM_SPECIAL_SYM_TYPE_MAP    (1 << 0)
 950 #define BFD_ARM_SPECIAL_SYM_TYPE_TAG    (1 << 1)
 951 #define BFD_ARM_SPECIAL_SYM_TYPE_OTHER  (1 << 2)
 952 #define BFD_ARM_SPECIAL_SYM_TYPE_ANY    (~0)
 953
 954 extern bfd_boolean bfd_is_arm_special_symbol_name
 955   (const char *, int);
 956
 957 extern void bfd_elf32_arm_set_byteswap_code
 958   (struct bfd_link_info *, int);
 959
 960 extern void bfd_elf32_arm_use_long_plt (void);
 961
 962 /* ARM Note section processing.  */
 963 extern bfd_boolean bfd_arm_merge_machines
 964   (bfd *, bfd *);
 965
 966 extern bfd_boolean bfd_arm_update_notes
 967   (bfd *, const char *);
 968
 969 extern unsigned int bfd_arm_get_mach_from_notes
 970   (bfd *, const char *);
 971
 972 /* ARM stub generation support.  Called from the linker.  */
 973 extern int elf32_arm_setup_section_lists
 974   (bfd *, struct bfd_link_info *);
 975 extern void elf32_arm_next_input_section
 976   (struct bfd_link_info *, struct bfd_section *);
 977 extern bfd_boolean elf32_arm_size_stubs
 978   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
 979    struct bfd_section * (*) (const char *, struct bfd_section *,
 980                              struct bfd_section *, unsigned int),
 981    void (*) (void));
 982 extern bfd_boolean elf32_arm_build_stubs
 983   (struct bfd_link_info *);
 984
 985 /* ARM unwind section editing support.  */
 986 extern bfd_boolean elf32_arm_fix_exidx_coverage
 987 (struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
 988
 989 /* C6x unwind section editing support.  */
 990 extern bfd_boolean elf32_tic6x_fix_exidx_coverage
 991 (struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
 992
 993 extern void bfd_elf64_aarch64_init_maps
 994   (bfd *);
 995
 996 extern void bfd_elf32_aarch64_init_maps
 997   (bfd *);
 998
 999 extern void bfd_elf64_aarch64_set_options
1000   (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
1001
1002 extern void bfd_elf32_aarch64_set_options
1003   (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
1004
1005 /* ELF AArch64 mapping symbol support.  */
1006 #define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP        (1 << 0)
1007 #define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG        (1 << 1)
1008 #define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER      (1 << 2)
1009 #define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY        (~0)
1010 extern bfd_boolean bfd_is_aarch64_special_symbol_name
1011   (const char * name, int type);
1012
1013 /* AArch64 stub generation support for ELF64.  Called from the linker.  */
1014 extern int elf64_aarch64_setup_section_lists
1015   (bfd *, struct bfd_link_info *);
1016 extern void elf64_aarch64_next_input_section
1017   (struct bfd_link_info *, struct bfd_section *);
1018 extern bfd_boolean elf64_aarch64_size_stubs
1019   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
1020    struct bfd_section * (*) (const char *, struct bfd_section *),
1021    void (*) (void));
1022 extern bfd_boolean elf64_aarch64_build_stubs
1023   (struct bfd_link_info *);
1024 /* AArch64 stub generation support for ELF32.  Called from the linker.  */
1025 extern int elf32_aarch64_setup_section_lists
1026   (bfd *, struct bfd_link_info *);
1027 extern void elf32_aarch64_next_input_section
1028   (struct bfd_link_info *, struct bfd_section *);
1029 extern bfd_boolean elf32_aarch64_size_stubs
1030   (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
1031    struct bfd_section * (*) (const char *, struct bfd_section *),
1032    void (*) (void));
1033 extern bfd_boolean elf32_aarch64_build_stubs
1034   (struct bfd_link_info *);
1035
1036
1037 /* TI COFF load page support.  */
1038 extern void bfd_ticoff_set_section_load_page
1039   (struct bfd_section *, int);
1040
1041 extern int bfd_ticoff_get_section_load_page
1042   (struct bfd_section *);
1043
1044 /* H8/300 functions.  */
1045 extern bfd_vma bfd_h8300_pad_address
1046   (bfd *, bfd_vma);
1047
1048 /* IA64 Itanium code generation.  Called from linker.  */
1049 extern void bfd_elf32_ia64_after_parse
1050   (int);
1051
1052 extern void bfd_elf64_ia64_after_parse
1053   (int);
1054
1055 /* V850 Note manipulation routines.  */
1056 extern bfd_boolean v850_elf_create_sections
1057   (struct bfd_link_info *);
1058
1059 extern bfd_boolean v850_elf_set_note
1060   (bfd *, unsigned int, unsigned int);
1061
1062 /* MIPS ABI flags data access.  For the disassembler.  */
1063 struct elf_internal_abiflags_v0;
1064 extern struct elf_internal_abiflags_v0 *bfd_mips_elf_get_abiflags (bfd *);