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jeremybenn |
/* libbfd.h -- Declarations used by bfd library *implementation*.
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(This include file is not for users of the library.)
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Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
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1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
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Free Software Foundation, Inc.
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Written by Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "hashtab.h"
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/* Align an address upward to a boundary, expressed as a number of bytes.
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E.g. align to an 8-byte boundary with argument of 8. Take care never
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to wrap around if the address is within boundary-1 of the end of the
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address space. */
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#define BFD_ALIGN(this, boundary) \
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((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \
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? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \
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: ~ (bfd_vma) 0)
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/* If you want to read and write large blocks, you might want to do it
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in quanta of this amount */
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#define DEFAULT_BUFFERSIZE 8192
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/* Set a tdata field. Can't use the other macros for this, since they
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do casts, and casting to the left of assignment isn't portable. */
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#define set_tdata(bfd, v) ((bfd)->tdata.any = (v))
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/* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
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to an instance of this structure. */
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struct bfd_in_memory
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{
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/* Size of buffer. */
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bfd_size_type size;
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/* Buffer holding contents of BFD. */
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bfd_byte *buffer;
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};
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struct section_hash_entry
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{
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struct bfd_hash_entry root;
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asection section;
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};
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/* tdata for an archive. For an input archive, cache
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needs to be free()'d. For an output archive, symdefs do. */
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struct artdata {
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file_ptr first_file_filepos;
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/* Speed up searching the armap */
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htab_t cache;
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bfd *archive_head; /* Only interesting in output routines */
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carsym *symdefs; /* the symdef entries */
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symindex symdef_count; /* how many there are */
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char *extended_names; /* clever intel extension */
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bfd_size_type extended_names_size; /* Size of extended names */
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/* when more compilers are standard C, this can be a time_t */
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long armap_timestamp; /* Timestamp value written into armap.
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This is used for BSD archives to check
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that the timestamp is recent enough
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for the BSD linker to not complain,
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just before we finish writing an
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archive. */
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file_ptr armap_datepos; /* Position within archive to seek to
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rewrite the date field. */
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void *tdata; /* Backend specific information. */
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};
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#define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
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/* Goes in bfd's arelt_data slot */
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struct areltdata {
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char * arch_header; /* it's actually a string */
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unsigned int parsed_size; /* octets of filesize not including ar_hdr */
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unsigned int extra_size; /* BSD4.4: extra bytes after the header. */
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char *filename; /* null-terminated */
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file_ptr origin; /* for element of a thin archive */
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};
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#define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
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extern void *bfd_malloc
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(bfd_size_type);
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extern void *bfd_realloc
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(void *, bfd_size_type);
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extern void *bfd_realloc_or_free
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(void *, bfd_size_type);
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extern void *bfd_zmalloc
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(bfd_size_type);
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extern void *bfd_malloc2
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(bfd_size_type, bfd_size_type);
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extern void *bfd_realloc2
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(void *, bfd_size_type, bfd_size_type);
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extern void *bfd_zmalloc2
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(bfd_size_type, bfd_size_type);
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extern void _bfd_default_error_handler (const char *s, ...);
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extern bfd_error_handler_type _bfd_error_handler;
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/* These routines allocate and free things on the BFD's objalloc. */
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extern void *bfd_alloc
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(bfd *, bfd_size_type);
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extern void *bfd_zalloc
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(bfd *, bfd_size_type);
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extern void *bfd_alloc2
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(bfd *, bfd_size_type, bfd_size_type);
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extern void *bfd_zalloc2
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(bfd *, bfd_size_type, bfd_size_type);
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extern void bfd_release
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(bfd *, void *);
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bfd * _bfd_create_empty_archive_element_shell
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(bfd *obfd);
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bfd * _bfd_look_for_bfd_in_cache
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(bfd *, file_ptr);
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bfd_boolean _bfd_add_bfd_to_archive_cache
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(bfd *, file_ptr, bfd *);
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bfd_boolean _bfd_generic_mkarchive
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(bfd *abfd);
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const bfd_target *bfd_generic_archive_p
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(bfd *abfd);
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bfd_boolean bfd_slurp_armap
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(bfd *abfd);
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bfd_boolean bfd_slurp_bsd_armap_f2
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(bfd *abfd);
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#define bfd_slurp_bsd_armap bfd_slurp_armap
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#define bfd_slurp_coff_armap bfd_slurp_armap
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bfd_boolean _bfd_slurp_extended_name_table
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(bfd *abfd);
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extern bfd_boolean _bfd_construct_extended_name_table
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(bfd *, bfd_boolean, char **, bfd_size_type *);
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bfd_boolean _bfd_write_archive_contents
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(bfd *abfd);
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bfd_boolean _bfd_compute_and_write_armap
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(bfd *, unsigned int elength);
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bfd *_bfd_get_elt_at_filepos
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(bfd *archive, file_ptr filepos);
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extern bfd *_bfd_generic_get_elt_at_index
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(bfd *, symindex);
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bfd * _bfd_new_bfd
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(void);
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void _bfd_delete_bfd
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(bfd *);
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bfd_boolean _bfd_free_cached_info
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(bfd *);
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bfd_boolean bfd_false
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(bfd *ignore);
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bfd_boolean bfd_true
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(bfd *ignore);
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void *bfd_nullvoidptr
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(bfd *ignore);
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int bfd_0
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(bfd *ignore);
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unsigned int bfd_0u
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(bfd *ignore);
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long bfd_0l
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(bfd *ignore);
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long _bfd_n1
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(bfd *ignore);
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void bfd_void
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(bfd *ignore);
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bfd *_bfd_new_bfd_contained_in
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(bfd *);
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const bfd_target *_bfd_dummy_target
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(bfd *abfd);
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void bfd_dont_truncate_arname
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(bfd *abfd, const char *filename, char *hdr);
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void bfd_bsd_truncate_arname
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(bfd *abfd, const char *filename, char *hdr);
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void bfd_gnu_truncate_arname
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(bfd *abfd, const char *filename, char *hdr);
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bfd_boolean bsd_write_armap
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(bfd *arch, unsigned int elength, struct orl *map, unsigned int orl_count,
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int stridx);
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bfd_boolean coff_write_armap
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(bfd *arch, unsigned int elength, struct orl *map, unsigned int orl_count,
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int stridx);
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extern void *_bfd_generic_read_ar_hdr
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(bfd *);
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extern void _bfd_ar_spacepad
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(char *, size_t, const char *, long);
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extern void *_bfd_generic_read_ar_hdr_mag
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(bfd *, const char *);
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extern bfd_boolean _bfd_generic_write_ar_hdr
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(bfd *, bfd *);
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extern bfd_boolean _bfd_bsd44_write_ar_hdr
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(bfd *, bfd *);
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bfd * bfd_generic_openr_next_archived_file
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(bfd *archive, bfd *last_file);
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int bfd_generic_stat_arch_elt
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(bfd *, struct stat *);
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#define _bfd_read_ar_hdr(abfd) \
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BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
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#define _bfd_write_ar_hdr(archive, abfd) \
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BFD_SEND (abfd, _bfd_write_ar_hdr_fn, (archive, abfd))
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/* Generic routines to use for BFD_JUMP_TABLE_GENERIC. Use
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BFD_JUMP_TABLE_GENERIC (_bfd_generic). */
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#define _bfd_generic_close_and_cleanup bfd_true
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#define _bfd_generic_bfd_free_cached_info bfd_true
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extern bfd_boolean _bfd_generic_new_section_hook
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(bfd *, asection *);
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extern bfd_boolean _bfd_generic_get_section_contents
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(bfd *, asection *, void *, file_ptr, bfd_size_type);
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extern bfd_boolean _bfd_generic_get_section_contents_in_window
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(bfd *, asection *, bfd_window *, file_ptr, bfd_size_type);
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/* Generic routines to use for BFD_JUMP_TABLE_COPY. Use
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BFD_JUMP_TABLE_COPY (_bfd_generic). */
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#define _bfd_generic_bfd_copy_private_bfd_data \
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((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
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#define _bfd_generic_bfd_merge_private_bfd_data \
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((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
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#define _bfd_generic_bfd_set_private_flags \
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((bfd_boolean (*) (bfd *, flagword)) bfd_true)
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#define _bfd_generic_bfd_copy_private_section_data \
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((bfd_boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true)
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#define _bfd_generic_bfd_copy_private_symbol_data \
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((bfd_boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true)
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#define _bfd_generic_bfd_copy_private_header_data \
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((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
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#define _bfd_generic_bfd_print_private_bfd_data \
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((bfd_boolean (*) (bfd *, void *)) bfd_true)
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extern bfd_boolean _bfd_generic_init_private_section_data
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(bfd *, asection *, bfd *, asection *, struct bfd_link_info *);
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/* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
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support. Use BFD_JUMP_TABLE_CORE (_bfd_nocore). */
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extern char *_bfd_nocore_core_file_failing_command
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(bfd *);
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extern int _bfd_nocore_core_file_failing_signal
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(bfd *);
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extern bfd_boolean _bfd_nocore_core_file_matches_executable_p
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(bfd *, bfd *);
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/* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
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file support. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive). */
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| 274 |
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#define _bfd_noarchive_slurp_armap bfd_false
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#define _bfd_noarchive_slurp_extended_name_table bfd_false
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#define _bfd_noarchive_construct_extended_name_table \
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((bfd_boolean (*) (bfd *, char **, bfd_size_type *, const char **)) \
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bfd_false)
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#define _bfd_noarchive_truncate_arname \
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((void (*) (bfd *, const char *, char *)) bfd_void)
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#define _bfd_noarchive_write_armap \
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((bfd_boolean (*) (bfd *, unsigned int, struct orl *, unsigned int, int)) \
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bfd_false)
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#define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
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#define _bfd_noarchive_write_ar_hdr \
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((bfd_boolean (*) (bfd *, bfd *)) bfd_false)
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#define _bfd_noarchive_openr_next_archived_file \
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((bfd *(*) (bfd *, bfd *)) bfd_nullvoidptr)
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#define _bfd_noarchive_get_elt_at_index \
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((bfd *(*) (bfd *, symindex)) bfd_nullvoidptr)
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#define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
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#define _bfd_noarchive_update_armap_timestamp bfd_false
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/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD style
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archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd). */
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| 297 |
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#define _bfd_archive_bsd_slurp_armap bfd_slurp_bsd_armap
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#define _bfd_archive_bsd_slurp_extended_name_table \
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_bfd_slurp_extended_name_table
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| 300 |
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extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table
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| 301 |
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(bfd *, char **, bfd_size_type *, const char **);
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| 302 |
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#define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
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#define _bfd_archive_bsd_write_armap bsd_write_armap
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|
|
#define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
|
| 305 |
|
|
#define _bfd_archive_bsd_write_ar_hdr _bfd_generic_write_ar_hdr
|
| 306 |
|
|
#define _bfd_archive_bsd_openr_next_archived_file \
|
| 307 |
|
|
bfd_generic_openr_next_archived_file
|
| 308 |
|
|
#define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
|
| 309 |
|
|
#define _bfd_archive_bsd_generic_stat_arch_elt \
|
| 310 |
|
|
bfd_generic_stat_arch_elt
|
| 311 |
|
|
extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp
|
| 312 |
|
|
(bfd *);
|
| 313 |
|
|
|
| 314 |
|
|
/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
|
| 315 |
|
|
archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff). */
|
| 316 |
|
|
|
| 317 |
|
|
#define _bfd_archive_coff_slurp_armap bfd_slurp_coff_armap
|
| 318 |
|
|
#define _bfd_archive_coff_slurp_extended_name_table \
|
| 319 |
|
|
_bfd_slurp_extended_name_table
|
| 320 |
|
|
extern bfd_boolean _bfd_archive_coff_construct_extended_name_table
|
| 321 |
|
|
(bfd *, char **, bfd_size_type *, const char **);
|
| 322 |
|
|
#define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
|
| 323 |
|
|
#define _bfd_archive_coff_write_armap coff_write_armap
|
| 324 |
|
|
#define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
|
| 325 |
|
|
#define _bfd_archive_coff_write_ar_hdr _bfd_generic_write_ar_hdr
|
| 326 |
|
|
#define _bfd_archive_coff_openr_next_archived_file \
|
| 327 |
|
|
bfd_generic_openr_next_archived_file
|
| 328 |
|
|
#define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
|
| 329 |
|
|
#define _bfd_archive_coff_generic_stat_arch_elt \
|
| 330 |
|
|
bfd_generic_stat_arch_elt
|
| 331 |
|
|
#define _bfd_archive_coff_update_armap_timestamp bfd_true
|
| 332 |
|
|
|
| 333 |
|
|
/* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get BSD4.4 style
|
| 334 |
|
|
archives. Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd44). */
|
| 335 |
|
|
|
| 336 |
|
|
#define _bfd_archive_bsd44_slurp_armap bfd_slurp_bsd_armap
|
| 337 |
|
|
#define _bfd_archive_bsd44_slurp_extended_name_table \
|
| 338 |
|
|
_bfd_slurp_extended_name_table
|
| 339 |
|
|
extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table
|
| 340 |
|
|
(bfd *, char **, bfd_size_type *, const char **);
|
| 341 |
|
|
#define _bfd_archive_bsd44_truncate_arname bfd_bsd_truncate_arname
|
| 342 |
|
|
#define _bfd_archive_bsd44_write_armap bsd_write_armap
|
| 343 |
|
|
#define _bfd_archive_bsd44_read_ar_hdr _bfd_generic_read_ar_hdr
|
| 344 |
|
|
#define _bfd_archive_bsd44_write_ar_hdr _bfd_bsd44_write_ar_hdr
|
| 345 |
|
|
#define _bfd_archive_bsd44_openr_next_archived_file \
|
| 346 |
|
|
bfd_generic_openr_next_archived_file
|
| 347 |
|
|
#define _bfd_archive_bsd44_get_elt_at_index _bfd_generic_get_elt_at_index
|
| 348 |
|
|
#define _bfd_archive_bsd44_generic_stat_arch_elt \
|
| 349 |
|
|
bfd_generic_stat_arch_elt
|
| 350 |
|
|
#define _bfd_archive_bsd44_update_armap_timestamp \
|
| 351 |
|
|
_bfd_archive_bsd_update_armap_timestamp
|
| 352 |
|
|
|
| 353 |
|
|
/* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
|
| 354 |
|
|
support. Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols). */
|
| 355 |
|
|
|
| 356 |
|
|
#define _bfd_nosymbols_get_symtab_upper_bound _bfd_n1
|
| 357 |
|
|
#define _bfd_nosymbols_canonicalize_symtab \
|
| 358 |
|
|
((long (*) (bfd *, asymbol **)) _bfd_n1)
|
| 359 |
|
|
#define _bfd_nosymbols_make_empty_symbol _bfd_generic_make_empty_symbol
|
| 360 |
|
|
#define _bfd_nosymbols_print_symbol \
|
| 361 |
|
|
((void (*) (bfd *, void *, asymbol *, bfd_print_symbol_type)) bfd_void)
|
| 362 |
|
|
#define _bfd_nosymbols_get_symbol_info \
|
| 363 |
|
|
((void (*) (bfd *, asymbol *, symbol_info *)) bfd_void)
|
| 364 |
|
|
#define _bfd_nosymbols_bfd_is_local_label_name \
|
| 365 |
|
|
((bfd_boolean (*) (bfd *, const char *)) bfd_false)
|
| 366 |
|
|
#define _bfd_nosymbols_bfd_is_target_special_symbol \
|
| 367 |
|
|
((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
|
| 368 |
|
|
#define _bfd_nosymbols_get_lineno \
|
| 369 |
|
|
((alent *(*) (bfd *, asymbol *)) bfd_nullvoidptr)
|
| 370 |
|
|
#define _bfd_nosymbols_find_nearest_line \
|
| 371 |
|
|
((bfd_boolean (*) (bfd *, asection *, asymbol **, bfd_vma, const char **, \
|
| 372 |
|
|
const char **, unsigned int *)) \
|
| 373 |
|
|
bfd_false)
|
| 374 |
|
|
#define _bfd_nosymbols_find_inliner_info \
|
| 375 |
|
|
((bfd_boolean (*) (bfd *, const char **, const char **, unsigned int *)) \
|
| 376 |
|
|
bfd_false)
|
| 377 |
|
|
#define _bfd_nosymbols_bfd_make_debug_symbol \
|
| 378 |
|
|
((asymbol *(*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
|
| 379 |
|
|
#define _bfd_nosymbols_read_minisymbols \
|
| 380 |
|
|
((long (*) (bfd *, bfd_boolean, void **, unsigned int *)) _bfd_n1)
|
| 381 |
|
|
#define _bfd_nosymbols_minisymbol_to_symbol \
|
| 382 |
|
|
((asymbol *(*) (bfd *, bfd_boolean, const void *, asymbol *)) \
|
| 383 |
|
|
bfd_nullvoidptr)
|
| 384 |
|
|
|
| 385 |
|
|
/* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
|
| 386 |
|
|
support. Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
|
| 387 |
|
|
|
| 388 |
|
|
extern long _bfd_norelocs_get_reloc_upper_bound (bfd *, asection *);
|
| 389 |
|
|
extern long _bfd_norelocs_canonicalize_reloc (bfd *, asection *,
|
| 390 |
|
|
arelent **, asymbol **);
|
| 391 |
|
|
#define _bfd_norelocs_bfd_reloc_type_lookup \
|
| 392 |
|
|
((reloc_howto_type *(*) (bfd *, bfd_reloc_code_real_type)) bfd_nullvoidptr)
|
| 393 |
|
|
#define _bfd_norelocs_bfd_reloc_name_lookup \
|
| 394 |
|
|
((reloc_howto_type *(*) (bfd *, const char *)) bfd_nullvoidptr)
|
| 395 |
|
|
|
| 396 |
|
|
/* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
|
| 397 |
|
|
be written. Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite). */
|
| 398 |
|
|
|
| 399 |
|
|
#define _bfd_nowrite_set_arch_mach \
|
| 400 |
|
|
((bfd_boolean (*) (bfd *, enum bfd_architecture, unsigned long)) \
|
| 401 |
|
|
bfd_false)
|
| 402 |
|
|
#define _bfd_nowrite_set_section_contents \
|
| 403 |
|
|
((bfd_boolean (*) (bfd *, asection *, const void *, file_ptr, bfd_size_type)) \
|
| 404 |
|
|
bfd_false)
|
| 405 |
|
|
|
| 406 |
|
|
/* Generic routines to use for BFD_JUMP_TABLE_WRITE. Use
|
| 407 |
|
|
BFD_JUMP_TABLE_WRITE (_bfd_generic). */
|
| 408 |
|
|
|
| 409 |
|
|
#define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
|
| 410 |
|
|
extern bfd_boolean _bfd_generic_set_section_contents
|
| 411 |
|
|
(bfd *, asection *, const void *, file_ptr, bfd_size_type);
|
| 412 |
|
|
|
| 413 |
|
|
/* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
|
| 414 |
|
|
support linking. Use BFD_JUMP_TABLE_LINK (_bfd_nolink). */
|
| 415 |
|
|
|
| 416 |
|
|
#define _bfd_nolink_sizeof_headers \
|
| 417 |
|
|
((int (*) (bfd *, struct bfd_link_info *)) bfd_0)
|
| 418 |
|
|
#define _bfd_nolink_bfd_get_relocated_section_contents \
|
| 419 |
|
|
((bfd_byte *(*) (bfd *, struct bfd_link_info *, struct bfd_link_order *, \
|
| 420 |
|
|
bfd_byte *, bfd_boolean, asymbol **)) \
|
| 421 |
|
|
bfd_nullvoidptr)
|
| 422 |
|
|
#define _bfd_nolink_bfd_relax_section \
|
| 423 |
|
|
((bfd_boolean (*) \
|
| 424 |
|
|
(bfd *, asection *, struct bfd_link_info *, bfd_boolean *)) \
|
| 425 |
|
|
bfd_false)
|
| 426 |
|
|
#define _bfd_nolink_bfd_gc_sections \
|
| 427 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_link_info *)) \
|
| 428 |
|
|
bfd_false)
|
| 429 |
|
|
#define _bfd_nolink_bfd_merge_sections \
|
| 430 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_link_info *)) \
|
| 431 |
|
|
bfd_false)
|
| 432 |
|
|
#define _bfd_nolink_bfd_is_group_section \
|
| 433 |
|
|
((bfd_boolean (*) (bfd *, const struct bfd_section *)) \
|
| 434 |
|
|
bfd_false)
|
| 435 |
|
|
#define _bfd_nolink_bfd_discard_group \
|
| 436 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_section *)) \
|
| 437 |
|
|
bfd_false)
|
| 438 |
|
|
#define _bfd_nolink_bfd_link_hash_table_create \
|
| 439 |
|
|
((struct bfd_link_hash_table *(*) (bfd *)) bfd_nullvoidptr)
|
| 440 |
|
|
#define _bfd_nolink_bfd_link_hash_table_free \
|
| 441 |
|
|
((void (*) (struct bfd_link_hash_table *)) bfd_void)
|
| 442 |
|
|
#define _bfd_nolink_bfd_link_add_symbols \
|
| 443 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_link_info *)) bfd_false)
|
| 444 |
|
|
#define _bfd_nolink_bfd_link_just_syms \
|
| 445 |
|
|
((void (*) (asection *, struct bfd_link_info *)) bfd_void)
|
| 446 |
|
|
#define _bfd_nolink_bfd_copy_link_hash_symbol_type \
|
| 447 |
|
|
((void (*) (bfd *, struct bfd_link_hash_entry *, \
|
| 448 |
|
|
struct bfd_link_hash_entry *)) bfd_void)
|
| 449 |
|
|
#define _bfd_nolink_bfd_final_link \
|
| 450 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_link_info *)) bfd_false)
|
| 451 |
|
|
#define _bfd_nolink_bfd_link_split_section \
|
| 452 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_section *)) bfd_false)
|
| 453 |
|
|
#define _bfd_nolink_section_already_linked \
|
| 454 |
|
|
((void (*) (bfd *, struct bfd_section *, struct bfd_link_info *)) bfd_void)
|
| 455 |
|
|
#define _bfd_nolink_bfd_define_common_symbol \
|
| 456 |
|
|
((bfd_boolean (*) (bfd *, struct bfd_link_info *, \
|
| 457 |
|
|
struct bfd_link_hash_entry *)) bfd_false)
|
| 458 |
|
|
|
| 459 |
|
|
/* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
|
| 460 |
|
|
have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC
|
| 461 |
|
|
(_bfd_nodynamic). */
|
| 462 |
|
|
|
| 463 |
|
|
#define _bfd_nodynamic_get_dynamic_symtab_upper_bound _bfd_n1
|
| 464 |
|
|
#define _bfd_nodynamic_canonicalize_dynamic_symtab \
|
| 465 |
|
|
((long (*) (bfd *, asymbol **)) _bfd_n1)
|
| 466 |
|
|
#define _bfd_nodynamic_get_synthetic_symtab \
|
| 467 |
|
|
((long (*) (bfd *, long, asymbol **, long, asymbol **, asymbol **)) _bfd_n1)
|
| 468 |
|
|
#define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_n1
|
| 469 |
|
|
#define _bfd_nodynamic_canonicalize_dynamic_reloc \
|
| 470 |
|
|
((long (*) (bfd *, arelent **, asymbol **)) _bfd_n1)
|
| 471 |
|
|
|
| 472 |
|
|
/* Generic routine to determine of the given symbol is a local
|
| 473 |
|
|
label. */
|
| 474 |
|
|
extern bfd_boolean bfd_generic_is_local_label_name
|
| 475 |
|
|
(bfd *, const char *);
|
| 476 |
|
|
|
| 477 |
|
|
/* Generic minisymbol routines. */
|
| 478 |
|
|
extern long _bfd_generic_read_minisymbols
|
| 479 |
|
|
(bfd *, bfd_boolean, void **, unsigned int *);
|
| 480 |
|
|
extern asymbol *_bfd_generic_minisymbol_to_symbol
|
| 481 |
|
|
(bfd *, bfd_boolean, const void *, asymbol *);
|
| 482 |
|
|
|
| 483 |
|
|
/* Find the nearest line using .stab/.stabstr sections. */
|
| 484 |
|
|
extern bfd_boolean _bfd_stab_section_find_nearest_line
|
| 485 |
|
|
(bfd *, asymbol **, asection *, bfd_vma, bfd_boolean *,
|
| 486 |
|
|
const char **, const char **, unsigned int *, void **);
|
| 487 |
|
|
|
| 488 |
|
|
/* Find the nearest line using DWARF 1 debugging information. */
|
| 489 |
|
|
extern bfd_boolean _bfd_dwarf1_find_nearest_line
|
| 490 |
|
|
(bfd *, asection *, asymbol **, bfd_vma, const char **,
|
| 491 |
|
|
const char **, unsigned int *);
|
| 492 |
|
|
|
| 493 |
|
|
/* Find the nearest line using DWARF 2 debugging information. */
|
| 494 |
|
|
extern bfd_boolean _bfd_dwarf2_find_nearest_line
|
| 495 |
|
|
(bfd *, asection *, asymbol **, bfd_vma, const char **, const char **,
|
| 496 |
|
|
unsigned int *, unsigned int, void **);
|
| 497 |
|
|
|
| 498 |
|
|
/* Find the line using DWARF 2 debugging information. */
|
| 499 |
|
|
extern bfd_boolean _bfd_dwarf2_find_line
|
| 500 |
|
|
(bfd *, asymbol **, asymbol *, const char **,
|
| 501 |
|
|
unsigned int *, unsigned int, void **);
|
| 502 |
|
|
|
| 503 |
|
|
bfd_boolean _bfd_generic_find_line
|
| 504 |
|
|
(bfd *, asymbol **, asymbol *, const char **, unsigned int *);
|
| 505 |
|
|
|
| 506 |
|
|
/* Find inliner info after calling bfd_find_nearest_line. */
|
| 507 |
|
|
extern bfd_boolean _bfd_dwarf2_find_inliner_info
|
| 508 |
|
|
(bfd *, const char **, const char **, unsigned int *, void **);
|
| 509 |
|
|
|
| 510 |
|
|
/* Create a new section entry. */
|
| 511 |
|
|
extern struct bfd_hash_entry *bfd_section_hash_newfunc
|
| 512 |
|
|
(struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
|
| 513 |
|
|
|
| 514 |
|
|
/* A routine to create entries for a bfd_link_hash_table. */
|
| 515 |
|
|
extern struct bfd_hash_entry *_bfd_link_hash_newfunc
|
| 516 |
|
|
(struct bfd_hash_entry *entry, struct bfd_hash_table *table,
|
| 517 |
|
|
const char *string);
|
| 518 |
|
|
|
| 519 |
|
|
/* Initialize a bfd_link_hash_table. */
|
| 520 |
|
|
extern bfd_boolean _bfd_link_hash_table_init
|
| 521 |
|
|
(struct bfd_link_hash_table *, bfd *,
|
| 522 |
|
|
struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
|
| 523 |
|
|
struct bfd_hash_table *,
|
| 524 |
|
|
const char *),
|
| 525 |
|
|
unsigned int);
|
| 526 |
|
|
|
| 527 |
|
|
/* Generic link hash table creation routine. */
|
| 528 |
|
|
extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
|
| 529 |
|
|
(bfd *);
|
| 530 |
|
|
|
| 531 |
|
|
/* Generic link hash table destruction routine. */
|
| 532 |
|
|
extern void _bfd_generic_link_hash_table_free
|
| 533 |
|
|
(struct bfd_link_hash_table *);
|
| 534 |
|
|
|
| 535 |
|
|
/* Generic add symbol routine. */
|
| 536 |
|
|
extern bfd_boolean _bfd_generic_link_add_symbols
|
| 537 |
|
|
(bfd *, struct bfd_link_info *);
|
| 538 |
|
|
|
| 539 |
|
|
/* Generic add symbol routine. This version is used by targets for
|
| 540 |
|
|
which the linker must collect constructors and destructors by name,
|
| 541 |
|
|
as the collect2 program does. */
|
| 542 |
|
|
extern bfd_boolean _bfd_generic_link_add_symbols_collect
|
| 543 |
|
|
(bfd *, struct bfd_link_info *);
|
| 544 |
|
|
|
| 545 |
|
|
/* Generic archive add symbol routine. */
|
| 546 |
|
|
extern bfd_boolean _bfd_generic_link_add_archive_symbols
|
| 547 |
|
|
(bfd *, struct bfd_link_info *,
|
| 548 |
|
|
bfd_boolean (*) (bfd *, struct bfd_link_info *, bfd_boolean *));
|
| 549 |
|
|
|
| 550 |
|
|
/* Forward declaration to avoid prototype errors. */
|
| 551 |
|
|
typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
|
| 552 |
|
|
|
| 553 |
|
|
/* Generic routine to add a single symbol. */
|
| 554 |
|
|
extern bfd_boolean _bfd_generic_link_add_one_symbol
|
| 555 |
|
|
(struct bfd_link_info *, bfd *, const char *name, flagword,
|
| 556 |
|
|
asection *, bfd_vma, const char *, bfd_boolean copy,
|
| 557 |
|
|
bfd_boolean constructor, struct bfd_link_hash_entry **);
|
| 558 |
|
|
|
| 559 |
|
|
/* Generic routine to mark section as supplying symbols only. */
|
| 560 |
|
|
extern void _bfd_generic_link_just_syms
|
| 561 |
|
|
(asection *, struct bfd_link_info *);
|
| 562 |
|
|
|
| 563 |
|
|
/* Generic routine that does nothing. */
|
| 564 |
|
|
extern void _bfd_generic_copy_link_hash_symbol_type
|
| 565 |
|
|
(bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
|
| 566 |
|
|
|
| 567 |
|
|
/* Generic link routine. */
|
| 568 |
|
|
extern bfd_boolean _bfd_generic_final_link
|
| 569 |
|
|
(bfd *, struct bfd_link_info *);
|
| 570 |
|
|
|
| 571 |
|
|
extern bfd_boolean _bfd_generic_link_split_section
|
| 572 |
|
|
(bfd *, struct bfd_section *);
|
| 573 |
|
|
|
| 574 |
|
|
extern void _bfd_generic_section_already_linked
|
| 575 |
|
|
(bfd *, struct bfd_section *, struct bfd_link_info *);
|
| 576 |
|
|
|
| 577 |
|
|
/* Generic reloc_link_order processing routine. */
|
| 578 |
|
|
extern bfd_boolean _bfd_generic_reloc_link_order
|
| 579 |
|
|
(bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *);
|
| 580 |
|
|
|
| 581 |
|
|
/* Default link order processing routine. */
|
| 582 |
|
|
extern bfd_boolean _bfd_default_link_order
|
| 583 |
|
|
(bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *);
|
| 584 |
|
|
|
| 585 |
|
|
/* Count the number of reloc entries in a link order list. */
|
| 586 |
|
|
extern unsigned int _bfd_count_link_order_relocs
|
| 587 |
|
|
(struct bfd_link_order *);
|
| 588 |
|
|
|
| 589 |
|
|
/* Final link relocation routine. */
|
| 590 |
|
|
extern bfd_reloc_status_type _bfd_final_link_relocate
|
| 591 |
|
|
(reloc_howto_type *, bfd *, asection *, bfd_byte *,
|
| 592 |
|
|
bfd_vma, bfd_vma, bfd_vma);
|
| 593 |
|
|
|
| 594 |
|
|
/* Relocate a particular location by a howto and a value. */
|
| 595 |
|
|
extern bfd_reloc_status_type _bfd_relocate_contents
|
| 596 |
|
|
(reloc_howto_type *, bfd *, bfd_vma, bfd_byte *);
|
| 597 |
|
|
|
| 598 |
|
|
/* Clear a given location using a given howto. */
|
| 599 |
|
|
extern void _bfd_clear_contents (reloc_howto_type *howto, bfd *input_bfd,
|
| 600 |
|
|
bfd_byte *location);
|
| 601 |
|
|
|
| 602 |
|
|
/* Link stabs in sections in the first pass. */
|
| 603 |
|
|
|
| 604 |
|
|
extern bfd_boolean _bfd_link_section_stabs
|
| 605 |
|
|
(bfd *, struct stab_info *, asection *, asection *, void **,
|
| 606 |
|
|
bfd_size_type *);
|
| 607 |
|
|
|
| 608 |
|
|
/* Eliminate stabs for discarded functions and symbols. */
|
| 609 |
|
|
extern bfd_boolean _bfd_discard_section_stabs
|
| 610 |
|
|
(bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *);
|
| 611 |
|
|
|
| 612 |
|
|
/* Write out the .stab section when linking stabs in sections. */
|
| 613 |
|
|
|
| 614 |
|
|
extern bfd_boolean _bfd_write_section_stabs
|
| 615 |
|
|
(bfd *, struct stab_info *, asection *, void **, bfd_byte *);
|
| 616 |
|
|
|
| 617 |
|
|
/* Write out the .stabstr string table when linking stabs in sections. */
|
| 618 |
|
|
|
| 619 |
|
|
extern bfd_boolean _bfd_write_stab_strings
|
| 620 |
|
|
(bfd *, struct stab_info *);
|
| 621 |
|
|
|
| 622 |
|
|
/* Find an offset within a .stab section when linking stabs in
|
| 623 |
|
|
sections. */
|
| 624 |
|
|
|
| 625 |
|
|
extern bfd_vma _bfd_stab_section_offset
|
| 626 |
|
|
(asection *, void *, bfd_vma);
|
| 627 |
|
|
|
| 628 |
|
|
/* Register a SEC_MERGE section as a candidate for merging. */
|
| 629 |
|
|
|
| 630 |
|
|
extern bfd_boolean _bfd_add_merge_section
|
| 631 |
|
|
(bfd *, void **, asection *, void **);
|
| 632 |
|
|
|
| 633 |
|
|
/* Attempt to merge SEC_MERGE sections. */
|
| 634 |
|
|
|
| 635 |
|
|
extern bfd_boolean _bfd_merge_sections
|
| 636 |
|
|
(bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *));
|
| 637 |
|
|
|
| 638 |
|
|
/* Write out a merged section. */
|
| 639 |
|
|
|
| 640 |
|
|
extern bfd_boolean _bfd_write_merged_section
|
| 641 |
|
|
(bfd *, asection *, void *);
|
| 642 |
|
|
|
| 643 |
|
|
/* Find an offset within a modified SEC_MERGE section. */
|
| 644 |
|
|
|
| 645 |
|
|
extern bfd_vma _bfd_merged_section_offset
|
| 646 |
|
|
(bfd *, asection **, void *, bfd_vma);
|
| 647 |
|
|
|
| 648 |
|
|
/* Create a string table. */
|
| 649 |
|
|
extern struct bfd_strtab_hash *_bfd_stringtab_init
|
| 650 |
|
|
(void);
|
| 651 |
|
|
|
| 652 |
|
|
/* Create an XCOFF .debug section style string table. */
|
| 653 |
|
|
extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init
|
| 654 |
|
|
(void);
|
| 655 |
|
|
|
| 656 |
|
|
/* Free a string table. */
|
| 657 |
|
|
extern void _bfd_stringtab_free
|
| 658 |
|
|
(struct bfd_strtab_hash *);
|
| 659 |
|
|
|
| 660 |
|
|
/* Get the size of a string table. */
|
| 661 |
|
|
extern bfd_size_type _bfd_stringtab_size
|
| 662 |
|
|
(struct bfd_strtab_hash *);
|
| 663 |
|
|
|
| 664 |
|
|
/* Add a string to a string table. */
|
| 665 |
|
|
extern bfd_size_type _bfd_stringtab_add
|
| 666 |
|
|
(struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy);
|
| 667 |
|
|
|
| 668 |
|
|
/* Write out a string table. */
|
| 669 |
|
|
extern bfd_boolean _bfd_stringtab_emit
|
| 670 |
|
|
(bfd *, struct bfd_strtab_hash *);
|
| 671 |
|
|
|
| 672 |
|
|
/* Check that endianness of input and output file match. */
|
| 673 |
|
|
extern bfd_boolean _bfd_generic_verify_endian_match
|
| 674 |
|
|
(bfd *, bfd *);
|
| 675 |
|
|
|
| 676 |
|
|
/* Macros to tell if bfds are read or write enabled.
|
| 677 |
|
|
|
| 678 |
|
|
Note that bfds open for read may be scribbled into if the fd passed
|
| 679 |
|
|
to bfd_fdopenr is actually open both for read and write
|
| 680 |
|
|
simultaneously. However an output bfd will never be open for
|
| 681 |
|
|
read. Therefore sometimes you want to check bfd_read_p or
|
| 682 |
|
|
!bfd_read_p, and only sometimes bfd_write_p.
|
| 683 |
|
|
*/
|
| 684 |
|
|
|
| 685 |
|
|
#define bfd_read_p(abfd) \
|
| 686 |
|
|
((abfd)->direction == read_direction || (abfd)->direction == both_direction)
|
| 687 |
|
|
#define bfd_write_p(abfd) \
|
| 688 |
|
|
((abfd)->direction == write_direction || (abfd)->direction == both_direction)
|
| 689 |
|
|
|
| 690 |
|
|
void bfd_assert
|
| 691 |
|
|
(const char*,int);
|
| 692 |
|
|
|
| 693 |
|
|
#define BFD_ASSERT(x) \
|
| 694 |
|
|
do { if (!(x)) bfd_assert(__FILE__,__LINE__); } while (0)
|
| 695 |
|
|
|
| 696 |
|
|
#define BFD_FAIL() \
|
| 697 |
|
|
do { bfd_assert(__FILE__,__LINE__); } while (0)
|
| 698 |
|
|
|
| 699 |
|
|
extern void _bfd_abort
|
| 700 |
|
|
(const char *, int, const char *) ATTRIBUTE_NORETURN;
|
| 701 |
|
|
|
| 702 |
|
|
/* if gcc >= 2.6, we can give a function name, too */
|
| 703 |
|
|
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
|
| 704 |
|
|
#define __PRETTY_FUNCTION__ ((char *) NULL)
|
| 705 |
|
|
#endif
|
| 706 |
|
|
|
| 707 |
|
|
#undef abort
|
| 708 |
|
|
#define abort() _bfd_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)
|
| 709 |
|
|
|
| 710 |
|
|
/* Manipulate a system FILE but using BFD's "file_ptr", rather than
|
| 711 |
|
|
the system "off_t" or "off64_t", as the offset. */
|
| 712 |
|
|
extern file_ptr real_ftell (FILE *file);
|
| 713 |
|
|
extern int real_fseek (FILE *file, file_ptr offset, int whence);
|
| 714 |
|
|
extern FILE *real_fopen (const char *filename, const char *modes);
|
| 715 |
|
|
|
| 716 |
|
|
/* List of supported target vectors, and the default vector (if
|
| 717 |
|
|
bfd_default_vector[0] is NULL, there is no default). */
|
| 718 |
|
|
extern const bfd_target * const *bfd_target_vector;
|
| 719 |
|
|
extern const bfd_target *bfd_default_vector[];
|
| 720 |
|
|
|
| 721 |
|
|
/* List of associated target vectors. */
|
| 722 |
|
|
extern const bfd_target * const *bfd_associated_vector;
|
| 723 |
|
|
|
| 724 |
|
|
/* Functions shared by the ECOFF and MIPS ELF backends, which have no
|
| 725 |
|
|
other common header files. */
|
| 726 |
|
|
|
| 727 |
|
|
#if defined(__STDC__) || defined(ALMOST_STDC)
|
| 728 |
|
|
struct ecoff_find_line;
|
| 729 |
|
|
#endif
|
| 730 |
|
|
|
| 731 |
|
|
extern bfd_boolean _bfd_ecoff_locate_line
|
| 732 |
|
|
(bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
|
| 733 |
|
|
const struct ecoff_debug_swap * const, struct ecoff_find_line *,
|
| 734 |
|
|
const char **, const char **, unsigned int *);
|
| 735 |
|
|
extern bfd_boolean _bfd_ecoff_get_accumulated_pdr
|
| 736 |
|
|
(void *, bfd_byte *);
|
| 737 |
|
|
extern bfd_boolean _bfd_ecoff_get_accumulated_sym
|
| 738 |
|
|
(void *, bfd_byte *);
|
| 739 |
|
|
extern bfd_boolean _bfd_ecoff_get_accumulated_ss
|
| 740 |
|
|
(void *, bfd_byte *);
|
| 741 |
|
|
|
| 742 |
|
|
extern bfd_vma _bfd_get_gp_value
|
| 743 |
|
|
(bfd *);
|
| 744 |
|
|
extern void _bfd_set_gp_value
|
| 745 |
|
|
(bfd *, bfd_vma);
|
| 746 |
|
|
|
| 747 |
|
|
/* Function shared by the COFF and ELF SH backends, which have no
|
| 748 |
|
|
other common header files. */
|
| 749 |
|
|
|
| 750 |
|
|
#ifndef _bfd_sh_align_load_span
|
| 751 |
|
|
extern bfd_boolean _bfd_sh_align_load_span
|
| 752 |
|
|
(bfd *, asection *, bfd_byte *,
|
| 753 |
|
|
bfd_boolean (*) (bfd *, asection *, void *, bfd_byte *, bfd_vma),
|
| 754 |
|
|
void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *);
|
| 755 |
|
|
#endif
|
| 756 |
|
|
|
| 757 |
|
|
/* This is the shape of the elements inside the already_linked hash
|
| 758 |
|
|
table. It maps a name onto a list of already_linked elements with
|
| 759 |
|
|
the same name. */
|
| 760 |
|
|
|
| 761 |
|
|
struct bfd_section_already_linked_hash_entry
|
| 762 |
|
|
{
|
| 763 |
|
|
struct bfd_hash_entry root;
|
| 764 |
|
|
struct bfd_section_already_linked *entry;
|
| 765 |
|
|
};
|
| 766 |
|
|
|
| 767 |
|
|
struct bfd_section_already_linked
|
| 768 |
|
|
{
|
| 769 |
|
|
struct bfd_section_already_linked *next;
|
| 770 |
|
|
asection *sec;
|
| 771 |
|
|
};
|
| 772 |
|
|
|
| 773 |
|
|
extern struct bfd_section_already_linked_hash_entry *
|
| 774 |
|
|
bfd_section_already_linked_table_lookup (const char *);
|
| 775 |
|
|
extern bfd_boolean bfd_section_already_linked_table_insert
|
| 776 |
|
|
(struct bfd_section_already_linked_hash_entry *, asection *);
|
| 777 |
|
|
extern void bfd_section_already_linked_table_traverse
|
| 778 |
|
|
(bfd_boolean (*) (struct bfd_section_already_linked_hash_entry *,
|
| 779 |
|
|
void *), void *);
|
| 780 |
|
|
|
| 781 |
|
|
extern bfd_vma read_unsigned_leb128 (bfd *, bfd_byte *, unsigned int *);
|
| 782 |
|
|
extern bfd_signed_vma read_signed_leb128 (bfd *, bfd_byte *, unsigned int *);
|
| 783 |
|
|
|
