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188 lines
7.0 KiB
C
188 lines
7.0 KiB
C
/* 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 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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
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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. */
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#define BFD_ALIGN(this, boundary) \
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((( (this) + ((boundary) -1)) & (~((boundary)-1))))
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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 = (PTR) (v))
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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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struct ar_cache *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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time_t 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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};
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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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char *filename; /* null-terminated */
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};
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#define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
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char *zalloc PARAMS ((bfd_size_type size));
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/* These routines allocate and free things on the BFD's obstack. Note
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that realloc can never occur in place. */
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PTR bfd_alloc PARAMS ((bfd *abfd, size_t size));
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PTR bfd_zalloc PARAMS ((bfd *abfd, size_t size));
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PTR bfd_realloc PARAMS ((bfd *abfd, PTR orig, size_t new));
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void bfd_alloc_grow PARAMS ((bfd *abfd, PTR thing, size_t size));
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PTR bfd_alloc_finish PARAMS ((bfd *abfd));
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PTR bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t wanted));
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#define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
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bfd_size_type bfd_read PARAMS ((PTR ptr, bfd_size_type size,
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bfd_size_type nitems, bfd *abfd));
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bfd_size_type bfd_write PARAMS ((CONST PTR ptr, bfd_size_type size,
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bfd_size_type nitems, bfd *abfd));
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int bfd_seek PARAMS ((bfd* CONST abfd, CONST file_ptr fp,
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CONST int direction));
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long bfd_tell PARAMS ((bfd *abfd));
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bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
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bfd * look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
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boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
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struct areltdata * snarf_ar_hdr PARAMS ((bfd *abfd));
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bfd_target * bfd_generic_archive_p PARAMS ((bfd *abfd));
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boolean bfd_slurp_armap PARAMS ((bfd *abfd));
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boolean bfd_slurp_bsd_armap_f2 PARAMS ((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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boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
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boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
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bfd * new_bfd PARAMS (());
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#define DEFAULT_STRING_SPACE_SIZE 0x2000
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boolean bfd_add_to_string_table PARAMS ((char **table, char *new_string,
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unsigned int *table_length,
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char **free_ptr));
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boolean bfd_false PARAMS ((bfd *ignore));
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boolean bfd_true PARAMS ((bfd *ignore));
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PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
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int bfd_0 PARAMS ((bfd *ignore));
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unsigned int bfd_0u PARAMS ((bfd *ignore));
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void bfd_void PARAMS ((bfd *ignore));
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bfd * new_bfd_contained_in PARAMS ((bfd *));
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boolean _bfd_dummy_new_section_hook PARAMS ((bfd *ignore, asection *newsect));
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char * _bfd_dummy_core_file_failing_command PARAMS ((bfd *abfd));
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int _bfd_dummy_core_file_failing_signal PARAMS ((bfd *abfd));
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boolean _bfd_dummy_core_file_matches_executable_p PARAMS ((bfd *core_bfd,
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bfd *exec_bfd));
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bfd_target * _bfd_dummy_target PARAMS ((bfd *abfd));
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void bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
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char *hdr));
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void bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
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char *hdr));
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void bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
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char *hdr));
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boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
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struct orl *map, unsigned int orl_count, int stridx));
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boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
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struct orl *map, unsigned int orl_count, int stridx));
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bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
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bfd *last_file));
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int bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
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boolean bfd_generic_get_section_contents PARAMS ((bfd *abfd, sec_ptr section,
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PTR location, file_ptr offset,
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bfd_size_type count));
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boolean bfd_generic_set_section_contents PARAMS ((bfd *abfd, sec_ptr section,
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PTR location, file_ptr offset,
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bfd_size_type count));
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/* Macros to tell if bfds are read or write enabled.
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Note that bfds open for read may be scribbled into if the fd passed
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to bfd_fdopenr is actually open both for read and write
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simultaneously. However an output bfd will never be open for
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read. Therefore sometimes you want to check bfd_read_p or
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!bfd_read_p, and only sometimes bfd_write_p.
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*/
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#define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
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#define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
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void bfd_assert PARAMS ((char*,int));
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#define BFD_ASSERT(x) \
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{ if (!(x)) bfd_assert(__FILE__,__LINE__); }
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#define BFD_FAIL() \
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{ bfd_assert(__FILE__,__LINE__); }
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FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
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extern bfd *bfd_last_cache;
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/* Now Steve, what's the story here? */
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#ifdef lint
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#define itos(x) "l"
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#define stoi(x) 1
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#else
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#define itos(x) ((char*)(x))
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#define stoi(x) ((int)(x))
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#endif
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/* Generic routine for close_and_cleanup is really just bfd_true. */
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#define bfd_generic_close_and_cleanup bfd_true
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/* And more follows */
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