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175 lines
6.9 KiB
C
175 lines
6.9 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 (C) 1990, 1991 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Diddler.
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BFD 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 1, or (at your option)
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any later version.
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BFD 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 BFD; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* $Id$ */
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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 = (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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};
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#define bfd_ardata(bfd) ((struct artdata *) ((bfd)->tdata))
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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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/* FIXME -- a lot of my code allocates a large block and subdivides it.
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This can't always work, because of alignment restrictions. We should change
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it before it becomes a problem -- Gumby */
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PROTO (char *, zalloc, (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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PROTO(PTR, bfd_alloc, (bfd *abfd, bfd_size_type size));
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PROTO(PTR, bfd_zalloc,(bfd *abfd, bfd_size_type size));
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PROTO(PTR, bfd_realloc,(bfd *abfd, PTR orig, bfd_size_type new));
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#define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
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PROTO (bfd_target *, bfd_find_target, (CONST char *target_name));
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PROTO (bfd_size_type, bfd_read, (PTR ptr, bfd_size_type size, bfd_size_type nitems, bfd *abfd));
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PROTO (bfd_size_type, bfd_write, (PTR ptr, bfd_size_type size, bfd_size_type nitems, bfd *abfd));
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PROTO (FILE *, bfd_cache_lookup, (bfd *));
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PROTO (void, bfd_cache_close, (bfd *));
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PROTO (int, bfd_seek,(bfd* abfd, file_ptr fp , int direction));
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PROTO (long, bfd_tell, (bfd *abfd));
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PROTO (bfd *, _bfd_create_empty_archive_element_shell, (bfd *obfd));
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PROTO (bfd *, look_for_bfd_in_cache, (bfd *arch_bfd, file_ptr index));
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PROTO (boolean, _bfd_generic_mkarchive, (bfd *abfd));
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PROTO (struct areltdata *, snarf_ar_hdr, (bfd *abfd));
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PROTO (bfd_target *, bfd_generic_archive_p, (bfd *abfd));
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PROTO (boolean, bfd_slurp_bsd_armap, (bfd *abfd));
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PROTO (boolean, bfd_slurp_coff_armap, (bfd *abfd));
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PROTO (boolean, _bfd_slurp_extended_name_table, (bfd *abfd));
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PROTO (boolean, _bfd_write_archive_contents, (bfd *abfd));
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PROTO (bfd *, new_bfd, ());
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#define DEFAULT_STRING_SPACE_SIZE 0x2000
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PROTO (boolean, bfd_add_to_string_table, (char **table, char *new_string,
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unsigned int *table_length,
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char **free_ptr));
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PROTO (long, _do_getblong, (unsigned char *addr));
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PROTO (long, _do_getllong, (unsigned char *addr));
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PROTO (short, _do_getbshort, (unsigned char *addr));
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PROTO (short, _do_getlshort, (unsigned char *addr));
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PROTO (void, _do_putblong, (unsigned long data, unsigned char *addr));
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PROTO (void, _do_putllong, (unsigned long data, unsigned char *addr));
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PROTO (void, _do_putbshort, (int data, unsigned char *addr));
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PROTO (void, _do_putlshort, (int data, unsigned char *addr));
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PROTO (boolean, bfd_false, (bfd *ignore));
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PROTO (boolean, bfd_true, (bfd *ignore));
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PROTO (PTR, bfd_nullvoidptr, (bfd *ignore));
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PROTO (int, bfd_0, (bfd *ignore));
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PROTO (unsigned int, bfd_0u, (bfd *ignore));
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PROTO (void, bfd_void, (bfd *ignore));
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PROTO (bfd *,new_bfd_contained_in,(bfd *));
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PROTO (boolean, _bfd_dummy_new_section_hook, (bfd *ignore, asection *newsect));
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PROTO (char *, _bfd_dummy_core_file_failing_command, (bfd *abfd));
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PROTO (int, _bfd_dummy_core_file_failing_signal, (bfd *abfd));
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PROTO (boolean, _bfd_dummy_core_file_matches_executable_p, (bfd *core_bfd,
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bfd *exec_bfd));
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PROTO (bfd_target *, _bfd_dummy_target, (bfd *abfd));
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PROTO (void, bfd_dont_truncate_arname, (bfd *abfd, CONST char *filename,
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char *hdr));
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PROTO (void, bfd_bsd_truncate_arname, (bfd *abfd, CONST char *filename,
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char *hdr));
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PROTO (void, bfd_gnu_truncate_arname, (bfd *abfd, CONST char *filename,
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char *hdr));
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PROTO (boolean, bsd_write_armap, (bfd *arch, unsigned int elength,
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struct orl *map, int orl_count, int stridx));
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PROTO (boolean, coff_write_armap, (bfd *arch, unsigned int elength,
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struct orl *map, int orl_count, int stridx));
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PROTO (bfd *, bfd_generic_openr_next_archived_file, (bfd *archive,
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bfd *last_file));
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PROTO(int, bfd_generic_stat_arch_elt, (bfd *, struct stat *));
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PROTO(boolean, bfd_generic_get_section_contents,
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(bfd *abfd, sec_ptr section, PTR location, file_ptr offset, int 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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PROTO (void, bfd_assert,(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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PROTO (FILE *, bfd_cache_lookup_worker, (bfd *));
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extern bfd *bfd_last_cache;
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#define bfd_cache_lookup(x) \
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(x==bfd_last_cache?(FILE*)(bfd_last_cache->iostream):bfd_cache_lookup_worker(x))
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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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