+++ /dev/null
-/* BFD back-end data structures for ELF files.
- Copyright (C) 1992, 1993 Free Software Foundation, Inc.
- Written by Cygnus Support.
-
-This file is part of BFD, the Binary File Descriptor library.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#ifndef _LIBELF_H_
-#define _LIBELF_H_ 1
-
-#include "elf/common.h"
-#include "elf/internal.h"
-#include "elf/external.h"
-#include "bfdlink.h"
-
-/* If size isn't specified as 64 or 32, NAME macro should fail. */
-#ifndef NAME
-#if ARCH_SIZE==64
-#define NAME(x,y) CAT4(x,64,_,y)
-#endif
-#if ARCH_SIZE==32
-#define NAME(x,y) CAT4(x,32,_,y)
-#endif
-#endif
-
-#ifndef NAME
-#define NAME(x,y) CAT4(x,NOSIZE,_,y)
-#endif
-
-#define ElfNAME(X) NAME(Elf,X)
-#define elfNAME(X) NAME(elf,X)
-
-/* Information held for an ELF symbol. The first field is the
- corresponding asymbol. Every symbol is an ELF file is actually a
- pointer to this structure, although it is often handled as a
- pointer to an asymbol. */
-
-typedef struct
-{
- /* The BFD symbol. */
- asymbol symbol;
- /* ELF symbol information. */
- Elf_Internal_Sym internal_elf_sym;
- /* Backend specific information. */
- union
- {
- unsigned int hppa_arg_reloc;
- PTR mips_extr;
- PTR any;
- }
- tc_data;
-} elf_symbol_type;
-\f
-/* ELF linker hash table entries. */
-
-struct elf_link_hash_entry
-{
- struct bfd_link_hash_entry root;
-
- /* Symbol index in output file. This is initialized to -1. It is
- set to -2 if the symbol is used by a reloc. */
- long indx;
-
- /* Symbol size. */
- bfd_size_type size;
-
- /* Symbol index as a dynamic symbol. Initialized to -1, and remains
- -1 if this is not a dynamic symbol. */
- long dynindx;
-
- /* String table index in .dynstr if this is a dynamic symbol. */
- unsigned long dynstr_index;
-
- /* If this is a weak defined symbol from a dynamic object, this
- field points to a defined symbol with the same value, if there is
- one. Otherwise it is NULL. */
- struct elf_link_hash_entry *weakdef;
-
- /* If this symbol requires an entry in the global offset table, the
- processor specific backend uses this field to hold the offset
- into the .got section. If this field is -1, then the symbol does
- not require a global offset table entry. */
- bfd_vma got_offset;
-
- /* If this symbol requires an entry in the procedure linkage table,
- the processor specific backend uses these two fields to hold the
- offset into the procedure linkage section and the offset into the
- .got section. If plt_offset is -1, then the symbol does not
- require an entry in the procedure linkage table. */
- bfd_vma plt_offset;
-
- /* Symbol type (STT_NOTYPE, STT_OBJECT, etc.). */
- char type;
-
- /* Some flags; legal values follow. */
- unsigned char elf_link_hash_flags;
- /* Symbol is referenced by a non-shared object. */
-#define ELF_LINK_HASH_REF_REGULAR 01
- /* Symbol is defined by a non-shared object. */
-#define ELF_LINK_HASH_DEF_REGULAR 02
- /* Symbol is referenced by a shared object. */
-#define ELF_LINK_HASH_REF_DYNAMIC 04
- /* Symbol is defined by a shared object. */
-#define ELF_LINK_HASH_DEF_DYNAMIC 010
- /* Dynamic symbol has been adjustd. */
-#define ELF_LINK_HASH_DYNAMIC_ADJUSTED 020
- /* Symbol needs a copy reloc. */
-#define ELF_LINK_HASH_NEEDS_COPY 040
- /* Symbol needs a procedure linkage table entry. */
-#define ELF_LINK_HASH_NEEDS_PLT 0100
-};
-
-/* ELF linker hash table. */
-
-struct elf_link_hash_table
-{
- struct bfd_link_hash_table root;
- /* Whether we have created the special dynamic sections required
- when linking against or generating a shared object. */
- boolean dynamic_sections_created;
- /* The BFD used to hold special sections created by the linker.
- This will be the first BFD found which requires these sections to
- be created. */
- bfd *dynobj;
- /* The number of symbols found in the link which must be put into
- the .dynsym section. */
- size_t dynsymcount;
- /* The string table of dynamic symbols, which becomes the .dynstr
- section. */
- struct bfd_strtab_hash *dynstr;
- /* The number of buckets in the hash table in the .hash section.
- This is based on the number of dynamic symbols. */
- size_t bucketcount;
- /* A linked list of DT_NEEDED names found in dynamic objects
- included in the link. */
- struct bfd_link_needed_list *needed;
-};
-
-/* Look up an entry in an ELF linker hash table. */
-
-#define elf_link_hash_lookup(table, string, create, copy, follow) \
- ((struct elf_link_hash_entry *) \
- bfd_link_hash_lookup (&(table)->root, (string), (create), \
- (copy), (follow)))
-
-/* Traverse an ELF linker hash table. */
-
-#define elf_link_hash_traverse(table, func, info) \
- (bfd_link_hash_traverse \
- (&(table)->root, \
- (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
- (info)))
-
-/* Get the ELF linker hash table from a link_info structure. */
-
-#define elf_hash_table(p) ((struct elf_link_hash_table *) ((p)->hash))
-\f
-/* Constant information held for an ELF backend. */
-
-struct elf_size_info {
- unsigned char sizeof_ehdr, sizeof_phdr, sizeof_shdr;
- unsigned char sizeof_rel, sizeof_rela, sizeof_sym, sizeof_dyn, sizeof_note;
-
- unsigned char arch_size, file_align;
- unsigned char elfclass, ev_current;
- int (*write_out_phdrs) PARAMS ((bfd *, Elf_Internal_Phdr *, int));
- boolean (*write_shdrs_and_ehdr) PARAMS ((bfd *));
- void (*write_relocs) PARAMS ((bfd *, asection *, PTR));
- void (*swap_symbol_out) PARAMS ((bfd *, Elf_Internal_Sym *, PTR));
- boolean (*slurp_reloc_table) PARAMS ((bfd *, asection *, asymbol **));
- long (*slurp_symbol_table) PARAMS ((bfd *, asymbol **, boolean));
-};
-
-#define elf_symbol_from(ABFD,S) \
- (((S)->the_bfd->xvec->flavour == bfd_target_elf_flavour \
- && (S)->the_bfd->tdata.elf_obj_data != 0) \
- ? (elf_symbol_type *) (S) \
- : 0)
-
-struct elf_backend_data
-{
- /* Whether the backend uses REL or RELA relocations. FIXME: some
- ELF backends use both. When we need to support one, this whole
- approach will need to be changed. */
- int use_rela_p;
-
- /* The architecture for this backend. */
- enum bfd_architecture arch;
-
- /* The ELF machine code (EM_xxxx) for this backend. */
- int elf_machine_code;
-
- /* The maximum page size for this backend. */
- bfd_vma maxpagesize;
-
- /* This is true if the linker should act like collect and gather
- global constructors and destructors by name. This is true for
- MIPS ELF because the Irix 5 tools can not handle the .init
- section. */
- boolean collect;
-
- /* A function to translate an ELF RELA relocation to a BFD arelent
- structure. */
- void (*elf_info_to_howto) PARAMS ((bfd *, arelent *,
- Elf_Internal_Rela *));
-
- /* A function to translate an ELF REL relocation to a BFD arelent
- structure. */
- void (*elf_info_to_howto_rel) PARAMS ((bfd *, arelent *,
- Elf_Internal_Rel *));
-
- /* A function to determine whether a symbol is global when
- partitioning the symbol table into local and global symbols.
- This should be NULL for most targets, in which case the correct
- thing will be done. MIPS ELF, at least on the Irix 5, has
- special requirements. */
- boolean (*elf_backend_sym_is_global) PARAMS ((bfd *, asymbol *));
-
- /* The remaining functions are hooks which are called only if they
- are not NULL. */
-
- /* A function to permit a backend specific check on whether a
- particular BFD format is relevant for an object file, and to
- permit the backend to set any global information it wishes. When
- this is called elf_elfheader is set, but anything else should be
- used with caution. If this returns false, the check_format
- routine will return a bfd_error_wrong_format error. */
- boolean (*elf_backend_object_p) PARAMS ((bfd *));
-
- /* A function to do additional symbol processing when reading the
- ELF symbol table. This is where any processor-specific special
- section indices are handled. */
- void (*elf_backend_symbol_processing) PARAMS ((bfd *, asymbol *));
-
- /* A function to do additional symbol processing after reading the
- entire ELF symbol table. */
- boolean (*elf_backend_symbol_table_processing) PARAMS ((bfd *,
- elf_symbol_type *,
- unsigned int));
-
- /* A function to do additional processing on the ELF section header
- just before writing it out. This is used to set the flags and
- type fields for some sections, or to actually write out data for
- unusual sections. */
- boolean (*elf_backend_section_processing) PARAMS ((bfd *,
- Elf32_Internal_Shdr *));
-
- /* A function to handle unusual section types when creating BFD
- sections from ELF sections. */
- boolean (*elf_backend_section_from_shdr) PARAMS ((bfd *,
- Elf32_Internal_Shdr *,
- char *));
-
- /* A function to set up the ELF section header for a BFD section in
- preparation for writing it out. This is where the flags and type
- fields are set for unusual sections. */
- boolean (*elf_backend_fake_sections) PARAMS ((bfd *, Elf32_Internal_Shdr *,
- asection *));
-
- /* A function to get the ELF section index for a BFD section. If
- this returns true, the section was found. If it is a normal ELF
- section, *RETVAL should be left unchanged. If it is not a normal
- ELF section *RETVAL should be set to the SHN_xxxx index. */
- boolean (*elf_backend_section_from_bfd_section)
- PARAMS ((bfd *, Elf32_Internal_Shdr *, asection *, int *retval));
-
- /* If this field is not NULL, it is called by the add_symbols phase
- of a link just before adding a symbol to the global linker hash
- table. It may modify any of the fields as it wishes. If *NAME
- is set to NULL, the symbol will be skipped rather than being
- added to the hash table. This function is responsible for
- handling all processor dependent symbol bindings and section
- indices, and must set at least *FLAGS and *SEC for each processor
- dependent case; failure to do so will cause a link error. */
- boolean (*elf_add_symbol_hook)
- PARAMS ((bfd *abfd, struct bfd_link_info *info,
- const Elf_Internal_Sym *, const char **name,
- flagword *flags, asection **sec, bfd_vma *value));
-
- /* If this field is not NULL, it is called by the elf_link_output_sym
- phase of a link for each symbol which will appear in the object file. */
- boolean (*elf_backend_link_output_symbol_hook)
- PARAMS ((bfd *, struct bfd_link_info *info, const char *,
- Elf_Internal_Sym *, asection *));
-
- /* The CREATE_DYNAMIC_SECTIONS function is called by the ELF backend
- linker the first time it encounters a dynamic object in the link.
- This function must create any sections required for dynamic
- linking. The ABFD argument is a dynamic object. The .interp,
- .dynamic, .dynsym, .dynstr, and .hash functions have already been
- created, and this function may modify the section flags if
- desired. This function will normally create the .got and .plt
- sections, but different backends have different requirements. */
- boolean (*elf_backend_create_dynamic_sections)
- PARAMS ((bfd *abfd, struct bfd_link_info *info));
-
- /* The CHECK_RELOCS function is called by the add_symbols phase of
- the ELF backend linker. It is called once for each section with
- relocs of an object file, just after the symbols for the object
- file have been added to the global linker hash table. The
- function must look through the relocs and do any special handling
- required. This generally means allocating space in the global
- offset table, and perhaps allocating space for a reloc. The
- relocs are always passed as Rela structures; if the section
- actually uses Rel structures, the r_addend field will always be
- zero. */
- boolean (*check_relocs)
- PARAMS ((bfd *abfd, struct bfd_link_info *info, asection *o,
- const Elf_Internal_Rela *relocs));
-
- /* The ADJUST_DYNAMIC_SYMBOL function is called by the ELF backend
- linker for every symbol which is defined by a dynamic object and
- referenced by a regular object. This is called after all the
- input files have been seen, but before the SIZE_DYNAMIC_SECTIONS
- function has been called. The hash table entry should be
- bfd_link_hash_defined ore bfd_link_hash_defweak, and it should be
- defined in a section from a dynamic object. Dynamic object
- sections are not included in the final link, and this function is
- responsible for changing the value to something which the rest of
- the link can deal with. This will normally involve adding an
- entry to the .plt or .got or some such section, and setting the
- symbol to point to that. */
- boolean (*elf_backend_adjust_dynamic_symbol)
- PARAMS ((struct bfd_link_info *info, struct elf_link_hash_entry *h));
-
- /* The SIZE_DYNAMIC_SECTIONS function is called by the ELF backend
- linker after all the linker input files have been seen but before
- the sections sizes have been set. This is called after
- ADJUST_DYNAMIC_SYMBOL has been called on all appropriate symbols.
- It is only called when linking against a dynamic object. It must
- set the sizes of the dynamic sections, and may fill in their
- contents as well. The generic ELF linker can handle the .dynsym,
- .dynstr and .hash sections. This function must handle the
- .interp section and any sections created by the
- CREATE_DYNAMIC_SECTIONS entry point. */
- boolean (*elf_backend_size_dynamic_sections)
- PARAMS ((bfd *output_bfd, struct bfd_link_info *info));
-
- /* The RELOCATE_SECTION function is called by the ELF backend linker
- to handle the relocations for a section.
-
- The relocs are always passed as Rela structures; if the section
- actually uses Rel structures, the r_addend field will always be
- zero.
-
- This function is responsible for adjust the section contents as
- necessary, and (if using Rela relocs and generating a
- relocateable output file) adjusting the reloc addend as
- necessary.
-
- This function does not have to worry about setting the reloc
- address or the reloc symbol index.
-
- LOCAL_SYMS is a pointer to the swapped in local symbols.
-
- LOCAL_SECTIONS is an array giving the section in the input file
- corresponding to the st_shndx field of each local symbol.
-
- The global hash table entry for the global symbols can be found
- via elf_sym_hashes (input_bfd).
-
- When generating relocateable output, this function must handle
- STB_LOCAL/STT_SECTION symbols specially. The output symbol is
- going to be the section symbol corresponding to the output
- section, which means that the addend must be adjusted
- accordingly. */
- boolean (*elf_backend_relocate_section)
- PARAMS ((bfd *output_bfd, struct bfd_link_info *info,
- bfd *input_bfd, asection *input_section, bfd_byte *contents,
- Elf_Internal_Rela *relocs, Elf_Internal_Sym *local_syms,
- asection **local_sections));
-
- /* The FINISH_DYNAMIC_SYMBOL function is called by the ELF backend
- linker just before it writes a symbol out to the .dynsym section.
- The processor backend may make any required adjustment to the
- symbol. It may also take the opportunity to set contents of the
- dynamic sections. Note that FINISH_DYNAMIC_SYMBOL is called on
- all .dynsym symbols, while ADJUST_DYNAMIC_SYMBOL is only called
- on those symbols which are defined by a dynamic object. */
- boolean (*elf_backend_finish_dynamic_symbol)
- PARAMS ((bfd *output_bfd, struct bfd_link_info *info,
- struct elf_link_hash_entry *h, Elf_Internal_Sym *sym));
-
- /* The FINISH_DYNAMIC_SECTIONS function is called by the ELF backend
- linker just before it writes all the dynamic sections out to the
- output file. The FINISH_DYNAMIC_SYMBOL will have been called on
- all dynamic symbols. */
- boolean (*elf_backend_finish_dynamic_sections)
- PARAMS ((bfd *output_bfd, struct bfd_link_info *info));
-
- /* A function to do any beginning processing needed for the ELF file
- before building the ELF headers and computing file positions. */
- void (*elf_backend_begin_write_processing)
- PARAMS ((bfd *, struct bfd_link_info *));
-
- /* A function to do any final processing needed for the ELF file
- before writing it out. The LINKER argument is true if this BFD
- was created by the ELF backend linker. */
- void (*elf_backend_final_write_processing)
- PARAMS ((bfd *, boolean linker));
-
- /* A function to create any special program headers required by the
- backend. PHDRS are the program headers, and PHDR_COUNT is the
- number of them. If PHDRS is NULL, this just counts headers
- without creating them. This returns an updated value for
- PHDR_COUNT. */
- int (*elf_backend_create_program_headers)
- PARAMS ((bfd *, Elf_Internal_Phdr *phdrs, int phdr_count));
-
- /* The swapping table to use when dealing with ECOFF information.
- Used for the MIPS ELF .mdebug section. */
- const struct ecoff_debug_swap *elf_backend_ecoff_debug_swap;
-
- /* Alternate EM_xxxx machine codes for this backend. */
- int elf_machine_alt1;
- int elf_machine_alt2;
-
- const struct elf_size_info *s;
-
- unsigned want_got_plt : 1;
- unsigned plt_readonly : 1;
- unsigned want_plt_sym : 1;
-
- /* Put ELF and program headers in the first loadable segment. */
- unsigned want_hdr_in_seg : 1;
-};
-
-/* Information stored for each BFD section in an ELF file. This
- structure is allocated by elf_new_section_hook. */
-
-struct bfd_elf_section_data {
- /* The ELF header for this section. */
- Elf_Internal_Shdr this_hdr;
- /* The ELF header for the reloc section associated with this
- section, if any. */
- Elf_Internal_Shdr rel_hdr;
- /* The ELF section number of this section. Only used for an output
- file. */
- int this_idx;
- /* The ELF section number of the reloc section associated with this
- section, if any. Only used for an output file. */
- int rel_idx;
- /* Used by the backend linker to store the symbol hash table entries
- associated with relocs against global symbols. */
- struct elf_link_hash_entry **rel_hashes;
- /* A pointer to the swapped relocs. If the section uses REL relocs,
- rather than RELA, all the r_addend fields will be zero. This
- pointer may be NULL. It is used by the backend linker. */
- Elf_Internal_Rela *relocs;
- /* Used by the backend linker when generating a shared library to
- record the dynamic symbol index for a section symbol
- corresponding to this section. */
- long dynindx;
-};
-
-#define elf_section_data(sec) ((struct bfd_elf_section_data*)sec->used_by_bfd)
-
-#define get_elf_backend_data(abfd) \
- ((struct elf_backend_data *) (abfd)->xvec->backend_data)
-
-/* Some private data is stashed away for future use using the tdata pointer
- in the bfd structure. */
-
-struct elf_obj_tdata
-{
- Elf_Internal_Ehdr elf_header[1]; /* Actual data, but ref like ptr */
- Elf_Internal_Shdr **elf_sect_ptr;
- Elf_Internal_Phdr *phdr;
- struct bfd_strtab_hash *strtab_ptr;
- int num_locals;
- int num_globals;
- asymbol **section_syms; /* STT_SECTION symbols for each section */
- Elf_Internal_Shdr symtab_hdr;
- Elf_Internal_Shdr shstrtab_hdr;
- Elf_Internal_Shdr strtab_hdr;
- Elf_Internal_Shdr dynsymtab_hdr;
- Elf_Internal_Shdr dynstrtab_hdr;
- unsigned int symtab_section, shstrtab_section;
- unsigned int strtab_section, dynsymtab_section;
- file_ptr next_file_pos;
- void *prstatus; /* The raw /proc prstatus structure */
- void *prpsinfo; /* The raw /proc prpsinfo structure */
- bfd_vma gp; /* The gp value (MIPS only, for now) */
- unsigned int gp_size; /* The gp size (MIPS only, for now) */
-
- /* This is set to true if the object was created by the backend
- linker. */
- boolean linker;
-
- /* A mapping from external symbols to entries in the linker hash
- table, used when linking. This is indexed by the symbol index
- minus the sh_info field of the symbol table header. */
- struct elf_link_hash_entry **sym_hashes;
-
- /* A mapping from local symbols to offsets into the global offset
- table, used when linking. This is indexed by the symbol index. */
- bfd_vma *local_got_offsets;
-
- /* The linker ELF emulation code needs to let the backend ELF linker
- know what filename should be used for a dynamic object if the
- dynamic object is found using a search. This field is used to
- hold that information. */
- const char *dt_needed_name;
-
- /* Irix 5 often screws up the symbol table, sorting local symbols
- after global symbols. This flag is set if the symbol table in
- this BFD appears to be screwed up. If it is, we ignore the
- sh_info field in the symbol table header, and always read all the
- symbols. */
- boolean bad_symtab;
-
- /* Records the result of `get_program_header_size'. */
- bfd_size_type program_header_size;
-
- /* Used by MIPS ELF find_nearest_line entry point. The structure
- could be included directly in this one, but there's no point to
- wasting the memory just for the infrequently called
- find_nearest_line. */
- struct mips_elf_find_line *find_line_info;
-
- /* Used by PowerPC to determine if the e_flags field has been intiialized */
- boolean ppc_flags_init;
-};
-
-#define elf_tdata(bfd) ((bfd) -> tdata.elf_obj_data)
-#define elf_elfheader(bfd) (elf_tdata(bfd) -> elf_header)
-#define elf_elfsections(bfd) (elf_tdata(bfd) -> elf_sect_ptr)
-#define elf_shstrtab(bfd) (elf_tdata(bfd) -> strtab_ptr)
-#define elf_onesymtab(bfd) (elf_tdata(bfd) -> symtab_section)
-#define elf_dynsymtab(bfd) (elf_tdata(bfd) -> dynsymtab_section)
-#define elf_num_locals(bfd) (elf_tdata(bfd) -> num_locals)
-#define elf_num_globals(bfd) (elf_tdata(bfd) -> num_globals)
-#define elf_section_syms(bfd) (elf_tdata(bfd) -> section_syms)
-#define core_prpsinfo(bfd) (elf_tdata(bfd) -> prpsinfo)
-#define core_prstatus(bfd) (elf_tdata(bfd) -> prstatus)
-#define elf_gp(bfd) (elf_tdata(bfd) -> gp)
-#define elf_gp_size(bfd) (elf_tdata(bfd) -> gp_size)
-#define elf_sym_hashes(bfd) (elf_tdata(bfd) -> sym_hashes)
-#define elf_local_got_offsets(bfd) (elf_tdata(bfd) -> local_got_offsets)
-#define elf_dt_needed_name(bfd) (elf_tdata(bfd) -> dt_needed_name)
-#define elf_bad_symtab(bfd) (elf_tdata(bfd) -> bad_symtab)
-#define elf_ppc_flags_init(bfd) (elf_tdata(bfd) -> ppc_flags_init)
-\f
-extern char * bfd_elf_string_from_elf_section PARAMS ((bfd *, unsigned, unsigned));
-extern char * bfd_elf_get_str_section PARAMS ((bfd *, unsigned));
-
-extern void bfd_elf_print_symbol PARAMS ((bfd *, PTR, asymbol *,
- bfd_print_symbol_type));
-#define elf_string_from_elf_strtab(abfd,strindex) \
- bfd_elf_string_from_elf_section(abfd,elf_elfheader(abfd)->e_shstrndx,strindex)
-
-#define bfd_elf32_print_symbol bfd_elf_print_symbol
-#define bfd_elf64_print_symbol bfd_elf_print_symbol
-#define bfd_elf32_mkobject bfd_elf_mkobject
-#define bfd_elf64_mkobject bfd_elf_mkobject
-#define elf_mkobject bfd_elf_mkobject
-
-extern unsigned long bfd_elf_hash PARAMS ((CONST unsigned char *));
-
-extern bfd_reloc_status_type bfd_elf_generic_reloc PARAMS ((bfd *,
- arelent *,
- asymbol *,
- PTR,
- asection *,
- bfd *,
- char **));
-extern boolean bfd_elf_mkobject PARAMS ((bfd *));
-extern Elf_Internal_Shdr *bfd_elf_find_section PARAMS ((bfd *, char *));
-extern boolean _bfd_elf_make_section_from_shdr
- PARAMS ((bfd *abfd, Elf_Internal_Shdr *hdr, const char *name));
-extern struct bfd_hash_entry *_bfd_elf_link_hash_newfunc
- PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
-extern struct bfd_link_hash_table *_bfd_elf_link_hash_table_create
- PARAMS ((bfd *));
-extern boolean _bfd_elf_link_hash_table_init
- PARAMS ((struct elf_link_hash_table *, bfd *,
- struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
- struct bfd_hash_table *,
- const char *)));
-
-extern boolean _bfd_elf_write_object_contents PARAMS ((bfd *));
-extern boolean _bfd_elf_set_section_contents PARAMS ((bfd *, sec_ptr, PTR,
- file_ptr,
- bfd_size_type));
-extern long _bfd_elf_get_symtab_upper_bound PARAMS ((bfd *));
-extern long _bfd_elf_get_symtab PARAMS ((bfd *, asymbol **));
-extern long _bfd_elf_get_dynamic_symtab_upper_bound PARAMS ((bfd *));
-extern long _bfd_elf_canonicalize_dynamic_symtab PARAMS ((bfd *, asymbol **));
-extern long _bfd_elf_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
-extern long _bfd_elf_canonicalize_reloc PARAMS ((bfd *, sec_ptr,
- arelent **, asymbol **));
-extern asymbol *_bfd_elf_make_empty_symbol PARAMS ((bfd *));
-extern void _bfd_elf_get_symbol_info PARAMS ((bfd *, asymbol *,
- symbol_info *));
-extern alent *_bfd_elf_get_lineno PARAMS ((bfd *, asymbol *));
-extern boolean _bfd_elf_set_arch_mach PARAMS ((bfd *, enum bfd_architecture,
- unsigned long));
-extern boolean _bfd_elf_find_nearest_line PARAMS ((bfd *, asection *,
- asymbol **,
- bfd_vma, CONST char **,
- CONST char **,
- unsigned int *));
-#define _bfd_elf_read_minisymbols _bfd_generic_read_minisymbols
-#define _bfd_elf_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
-extern int _bfd_elf_sizeof_headers PARAMS ((bfd *, boolean));
-extern boolean _bfd_elf_new_section_hook PARAMS ((bfd *, asection *));
-
-/* If the target doesn't have reloc handling written yet: */
-extern void _bfd_elf_no_info_to_howto PARAMS ((bfd *, arelent *,
- Elf_Internal_Rela *));
-
-asection *bfd_section_from_elf_index PARAMS ((bfd *, unsigned int));
-boolean _bfd_elf_create_dynamic_sections PARAMS ((bfd *,
- struct bfd_link_info *));
-struct bfd_strtab_hash *_bfd_elf_stringtab_init PARAMS ((void));
-boolean
-_bfd_elf_link_record_dynamic_symbol PARAMS ((struct bfd_link_info *,
- struct elf_link_hash_entry *));
-boolean
-_bfd_elf_compute_section_file_positions PARAMS ((bfd *,
- struct bfd_link_info *));
-void _bfd_elf_assign_file_positions_for_relocs PARAMS ((bfd *));
-file_ptr _bfd_elf_assign_file_position_for_section PARAMS ((Elf_Internal_Shdr *,
- file_ptr,
- boolean));
-
-boolean _bfd_elf_create_dynamic_sections PARAMS ((bfd *,
- struct bfd_link_info *));
-boolean _bfd_elf_create_got_section PARAMS ((bfd *,
- struct bfd_link_info *));
-
-extern const bfd_target *bfd_elf32_object_p PARAMS ((bfd *));
-extern const bfd_target *bfd_elf32_core_file_p PARAMS ((bfd *));
-extern char *bfd_elf32_core_file_failing_command PARAMS ((bfd *));
-extern int bfd_elf32_core_file_failing_signal PARAMS ((bfd *));
-extern boolean bfd_elf32_core_file_matches_executable_p PARAMS ((bfd *,
- bfd *));
-
-extern boolean bfd_elf32_bfd_link_add_symbols
- PARAMS ((bfd *, struct bfd_link_info *));
-extern boolean bfd_elf32_bfd_final_link
- PARAMS ((bfd *, struct bfd_link_info *));
-
-extern void bfd_elf32_swap_symbol_in
- PARAMS ((bfd *, Elf32_External_Sym *, Elf_Internal_Sym *));
-extern void bfd_elf32_swap_symbol_out
- PARAMS ((bfd *, Elf_Internal_Sym *, PTR));
-extern void bfd_elf32_swap_reloc_in
- PARAMS ((bfd *, Elf32_External_Rel *, Elf_Internal_Rel *));
-extern void bfd_elf32_swap_reloc_out
- PARAMS ((bfd *, Elf_Internal_Rel *, Elf32_External_Rel *));
-extern void bfd_elf32_swap_reloca_in
- PARAMS ((bfd *, Elf32_External_Rela *, Elf_Internal_Rela *));
-extern void bfd_elf32_swap_reloca_out
- PARAMS ((bfd *, Elf_Internal_Rela *, Elf32_External_Rela *));
-extern void bfd_elf32_swap_phdr_in
- PARAMS ((bfd *, Elf32_External_Phdr *, Elf_Internal_Phdr *));
-extern void bfd_elf32_swap_phdr_out
- PARAMS ((bfd *, Elf_Internal_Phdr *, Elf32_External_Phdr *));
-extern void bfd_elf32_swap_dyn_in
- PARAMS ((bfd *, const Elf32_External_Dyn *, Elf_Internal_Dyn *));
-extern void bfd_elf32_swap_dyn_out
- PARAMS ((bfd *, const Elf_Internal_Dyn *, Elf32_External_Dyn *));
-extern boolean bfd_elf32_add_dynamic_entry
- PARAMS ((struct bfd_link_info *, bfd_vma, bfd_vma));
-extern boolean bfd_elf32_link_create_dynamic_sections
- PARAMS ((bfd *, struct bfd_link_info *));
-
-extern const bfd_target *bfd_elf64_object_p PARAMS ((bfd *));
-extern const bfd_target *bfd_elf64_core_file_p PARAMS ((bfd *));
-extern char *bfd_elf64_core_file_failing_command PARAMS ((bfd *));
-extern int bfd_elf64_core_file_failing_signal PARAMS ((bfd *));
-extern boolean bfd_elf64_core_file_matches_executable_p PARAMS ((bfd *,
- bfd *));
-extern boolean bfd_elf64_bfd_link_add_symbols
- PARAMS ((bfd *, struct bfd_link_info *));
-extern boolean bfd_elf64_bfd_final_link
- PARAMS ((bfd *, struct bfd_link_info *));
-
-extern void bfd_elf64_swap_symbol_in
- PARAMS ((bfd *, Elf64_External_Sym *, Elf_Internal_Sym *));
-extern void bfd_elf64_swap_symbol_out
- PARAMS ((bfd *, Elf_Internal_Sym *, PTR));
-extern void bfd_elf64_swap_reloc_in
- PARAMS ((bfd *, Elf64_External_Rel *, Elf_Internal_Rel *));
-extern void bfd_elf64_swap_reloc_out
- PARAMS ((bfd *, Elf_Internal_Rel *, Elf64_External_Rel *));
-extern void bfd_elf64_swap_reloca_in
- PARAMS ((bfd *, Elf64_External_Rela *, Elf_Internal_Rela *));
-extern void bfd_elf64_swap_reloca_out
- PARAMS ((bfd *, Elf_Internal_Rela *, Elf64_External_Rela *));
-extern void bfd_elf64_swap_phdr_in
- PARAMS ((bfd *, Elf64_External_Phdr *, Elf_Internal_Phdr *));
-extern void bfd_elf64_swap_phdr_out
- PARAMS ((bfd *, Elf_Internal_Phdr *, Elf64_External_Phdr *));
-extern void bfd_elf64_swap_dyn_in
- PARAMS ((bfd *, const Elf64_External_Dyn *, Elf_Internal_Dyn *));
-extern void bfd_elf64_swap_dyn_out
- PARAMS ((bfd *, const Elf_Internal_Dyn *, Elf64_External_Dyn *));
-extern boolean bfd_elf64_add_dynamic_entry
- PARAMS ((struct bfd_link_info *, bfd_vma, bfd_vma));
-extern boolean bfd_elf64_link_create_dynamic_sections
- PARAMS ((bfd *, struct bfd_link_info *));
-
-#define bfd_elf32_link_record_dynamic_symbol _bfd_elf_link_record_dynamic_symbol
-#define bfd_elf64_link_record_dynamic_symbol _bfd_elf_link_record_dynamic_symbol
-
-#endif /* _LIBELF_H_ */