-
/* libbfd.h -- Declarations used by bfd library *implementation*.
(This include file is not for users of the library.)
- Copyright (C) 1990-1991 Free Software Foundation, Inc.
+ Copyright 1990, 1991 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-/* $Id$ */
+
+/* Align an address upward to a boundary, expressed as a number of bytes.
+ E.g. align to an 8-byte boundary with argument of 8. */
+#define BFD_ALIGN(this, boundary) \
+ ((( (this) + ((boundary) -1)) & (~((boundary)-1))))
/* If you want to read and write large blocks, you might want to do it
in quanta of this amount */
/* Set a tdata field. Can't use the other macros for this, since they
do casts, and casting to the left of assignment isn't portable. */
-#define set_tdata(bfd, v) ((bfd)->tdata = (PTR) (v))
+#define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
/* tdata for an archive. For an input archive, cache
needs to be free()'d. For an output archive, symdefs do. */
char *extended_names; /* clever intel extension */
};
-#define bfd_ardata(bfd) ((struct artdata *) ((bfd)->tdata))
+#define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
/* Goes in bfd's arelt_data slot */
struct areltdata {
PROTO(PTR, bfd_realloc,(bfd *abfd, PTR orig, bfd_size_type new));
PROTO(void, bfd_alloc_grow,(bfd *abfd, PTR thing, bfd_size_type size));
PROTO(PTR, bfd_alloc_finish,(bfd *abfd));
+PROTO(PTR, bfd_alloc_by_size_t,(bfd *abfd, size_t wanted));
#define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
-PROTO (int, bfd_seek,(bfd* abfd, file_ptr fp , int direction));
+PROTO (int, bfd_seek,(bfd* CONST abfd, CONST file_ptr fp , CONST int direction));
PROTO (long, bfd_tell, (bfd *abfd));
PROTO (bfd *, _bfd_create_empty_archive_element_shell, (bfd *obfd));
PROTO (bfd *, look_for_bfd_in_cache, (bfd *arch_bfd, file_ptr index));
char *hdr));
PROTO (boolean, bsd_write_armap, (bfd *arch, unsigned int elength,
- struct orl *map, int orl_count, int stridx));
+ struct orl *map, unsigned int orl_count, int stridx));
PROTO (boolean, coff_write_armap, (bfd *arch, unsigned int elength,
- struct orl *map, int orl_count, int stridx));
+ struct orl *map, unsigned int orl_count, int stridx));
PROTO (bfd *, bfd_generic_openr_next_archived_file, (bfd *archive,
bfd *last_file));
PROTO(int, bfd_generic_stat_arch_elt, (bfd *, struct stat *));
PROTO(boolean, bfd_generic_get_section_contents,
- (bfd *abfd, sec_ptr section, PTR location, file_ptr offset, bfd_size_type count));
+ (bfd *abfd, sec_ptr section, PTR location, file_ptr offset,
+ bfd_size_type count));
+
+PROTO(boolean, bfd_generic_set_section_contents,
+ (bfd *abfd, sec_ptr section, PTR location, file_ptr offset,
+ bfd_size_type count));
/* Macros to tell if bfds are read or write enabled.
/* Generic routine for close_and_cleanup is really just bfd_true. */
#define bfd_generic_close_and_cleanup bfd_true
-/* THE FOLLOWING IS EXTRACTED FROM THE SOURCE*/
+/* And more follows */
-/*:init.c*/
-/* bfd_check_init
+void
+bfd_check_init PARAMS ((void));
-This routine is called before any other bfd function using initialized
-data is used to ensure that the structures have been initialized.
-Soon this function will go away, and the bfd library will assume that
-bfd_init has been called.
-*/
+PTR
+bfd_xmalloc PARAMS (( bfd_size_type size));
- void EXFUN(bfd_check_init,(void));
+void
+bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd, int i));
-/*
-*/
+bfd_vma
+bfd_log2 PARAMS ((bfd_vma x));
-/*:libbfd.c*/
-/* *i bfd_log2
-Return the log base 2 of the value supplied, rounded up. eg an arg
-of 1025 would return 11.
-*/
- PROTO(bfd_vma, bfd_log2,(bfd_vma x));
+void
+bfd_check_init PARAMS ((void));
-/*
-*/
+PTR
+bfd_xmalloc PARAMS (( bfd_size_type size));
-/*:cache.c*/
-/* BFD_CACHE_MAX_OPEN
-The maxiumum number of files which the cache will keep open at one
-time.
-*/
-#define BFD_CACHE_MAX_OPEN 10
+void
+bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd, int i));
-/*
+bfd_vma
+bfd_log2 PARAMS ((bfd_vma x));
- bfd_last_cache
-Zero, or a pointer to the topmost BFD on the chain. This is used by
-the @code{bfd_cache_lookup} macro in @file{libbfd.h} to determine when
-it can avoid a function call.
-*/
+#define BFD_CACHE_MAX_OPEN 10
extern bfd *bfd_last_cache;
-/*
-
- bfd_cache_lookup
-Checks to see if the required BFD is the same as the last one looked
-up. If so then it can use the iostream in the BFD with impunity, since
-it can't have changed since the last lookup, otherwise it has to
-perform the complicated lookup function
-*/
#define bfd_cache_lookup(x) \
- ((x)==bfd_last_cache? \
- (FILE*)(bfd_last_cache->iostream): \
- bfd_cache_lookup_worker(x))
-
-/*
-
-*i bfd_cache_init
-Initialize a BFD by putting it on the cache LRU.
-*/
- PROTO(void, bfd_cache_init, (bfd *));
-
-/*
-
-*i bfd_cache_close
-Remove the BFD from the cache. If the attached file is open, then close it too.
-*/
- PROTO(void, bfd_cache_close, (bfd *));
-
-/*
-
-*i bfd_open_file
-Call the OS to open a file for this BFD. Returns the FILE *
-(possibly null) that results from this operation. Sets up the
-BFD so that future accesses know the file is open. If the FILE *
-returned is null, then there is won't have been put in the cache, so
-it won't have to be removed from it.
-*/
- PROTO(FILE *, bfd_open_file, (bfd *));
-
-/*
-
-*i bfd_cache_lookup_worker
-Called when the macro @code{bfd_cache_lookup} fails to find a quick
-answer. Finds a file descriptor for this BFD. If necessary, it open it.
-If there are already more than BFD_CACHE_MAX_OPEN files open, it trys to close
-one first, to avoid running out of file descriptors.
-*/
- PROTO(FILE *, bfd_cache_lookup_worker, (bfd *));
-
-/*
-*/
-
-
-/*:reloc.c*/
-
-/*:cpu-h8300.c*/
-
-/*:cpu-i960.c*/
-
-/*:cpu-empty.c*/
-
-/*:howto.c*/
-
-/*:archures.c*/
-/* bfd_default_arch_struct
-
-What bfds are seeded with
-*/
-
-extern bfd_arch_info_struct_type bfd_default_arch_struct;
-
-/*
- bfd_default_set_arch_mach
-
-Set the architecture and machine type in a bfd. This finds the correct
-pointer to structure and inserts it into the arch_info pointer.
-*/
-
- boolean EXFUN(bfd_default_set_arch_mach,(bfd *abfd,
- enum bfd_architecture arch,
- unsigned long mach));
-
-/*
-
-This routine initializes the architecture dispatch table by calling
-all installed architecture packages and getting them to poke around.
-*/
-
- PROTO(void, bfd_arch_init,(void));
-
-/*
-
- bfd_arch_linkin
-
-Link the provided arch info structure into the list
-*/
-
- void EXFUN(bfd_arch_linkin,(bfd_arch_info_struct_type *));
-
-/*
-
- bfd_default_compatible
-
-The default function for testing for compatibility
-*/
+ ((x)==bfd_last_cache? \
+ (FILE*)(bfd_last_cache->iostream): \
+ bfd_cache_lookup_worker(x))
+void
+bfd_cache_init PARAMS ((bfd *));
+
+boolean
+bfd_cache_close PARAMS ((bfd *));
+
+FILE*
+bfd_open_file PARAMS ((bfd *));
+
+FILE *
+bfd_cache_lookup_worker PARAMS ((bfd *));
+
+void
+bfd_constructor_entry PARAMS ((bfd *abfd,
+ asymbol **symbol_ptr_ptr,
+ CONST char*type));
+
+CONST struct reloc_howto_struct *
+bfd_default_reloc_type_lookup
+ PARAMS ((CONST struct bfd_arch_info *,
+ bfd_reloc_code_real_type code));
+
+boolean
+bfd_generic_relax_section
+ PARAMS ((bfd *abfd,
+ asection *section,
+ asymbol **symbols));
+
+bfd_byte *
+
+bfd_generic_get_relocated_section_contents PARAMS ((bfd *abfd,
+ struct bfd_seclet_struct *seclet,
+ bfd_byte *data)
+
+ );
- CONST bfd_arch_info_struct_type *EXFUN(bfd_default_compatible,
- (CONST bfd_arch_info_struct_type *a,
- CONST bfd_arch_info_struct_type *b));
+extern bfd_arch_info_type bfd_default_arch_struct;
+boolean
+bfd_default_set_arch_mach PARAMS ((bfd *abfd,
+ enum bfd_architecture arch,
+ unsigned long mach));
-/*
+void
+bfd_arch_init PARAMS ((void));
- bfd_default_scan
-The default function for working out whether this is an architecture
-hit and a machine hit
-*/
+void
+bfd_arch_linkin PARAMS ((bfd_arch_info_type *));
- boolean EXFUN(bfd_default_scan,(CONST struct bfd_arch_info_struct *, CONST char *));
+CONST bfd_arch_info_type *
+bfd_default_compatible
+ PARAMS ((CONST bfd_arch_info_type *a,
+ CONST bfd_arch_info_type *b));
-/*
-*/
+boolean
+bfd_default_scan PARAMS ((CONST struct bfd_arch_info *, CONST char *));
+struct elf_internal_shdr *
+bfd_elf_find_section PARAMS ((bfd *abfd, char *name));
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