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Diffstat (limited to 'bfd/elf-bfd.h')
-rw-r--r-- | bfd/elf-bfd.h | 1114 |
1 files changed, 1114 insertions, 0 deletions
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h new file mode 100644 index 00000000000..82ffe2add97 --- /dev/null +++ b/bfd/elf-bfd.h @@ -0,0 +1,1114 @@ +/* BFD back-end data structures for ELF files. + Copyright (C) 1992, 93, 94, 95, 96, 97, 1998 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; + + /* Version information. This is from an Elf_Internal_Versym + structure in a SHT_GNU_versym section. It is zero if there is no + version information. */ + unsigned short version; + +} elf_symbol_type; + +/* 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 track usage and + final offset. We use a union and two names primarily to document + the intent of any particular piece of code. The field should be + used as a count until size_dynamic_sections, at which point the + contents of the .got is fixed. Afterward, if this field is -1, + then the symbol does not require a global offset table entry. */ + union + { + bfd_signed_vma refcount; + bfd_vma offset; + } got; + + /* Same, but tracks a procedure linkage table entry. */ + union + { + bfd_signed_vma refcount; + bfd_vma offset; + } plt; + + /* If this symbol is used in the linker created sections, the processor + specific backend uses this field to map the field into the offset + from the beginning of the section. */ + struct elf_linker_section_pointers *linker_section_pointer; + + /* Version information. */ + union + { + /* This field is used for a symbol which is not defined in a + regular object. It points to the version information read in + from the dynamic object. */ + Elf_Internal_Verdef *verdef; + /* This field is used for a symbol which is defined in a regular + object. It is set up in size_dynamic_sections. It points to + the version information we should write out for this symbol. */ + struct bfd_elf_version_tree *vertree; + } verinfo; + + /* Virtual table entry use information. This array is nominally of size + size/sizeof(target_void_pointer), though we have to be able to assume + and track a size while the symbol is still undefined. It is indexed + via offset/sizeof(target_void_pointer). */ + size_t vtable_entries_size; + boolean *vtable_entries_used; + + /* Virtual table derivation info. */ + struct elf_link_hash_entry *vtable_parent; + + /* Symbol type (STT_NOTYPE, STT_OBJECT, etc.). */ + char type; + + /* Symbol st_other value. */ + unsigned char other; + + /* Hash value of the name computed using the ELF hash function. */ + unsigned long elf_hash_value; + + /* Some flags; legal values follow. */ + unsigned short 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 + /* Symbol has a non-weak reference from a non-shared object. */ +#define ELF_LINK_HASH_REF_REGULAR_NONWEAK 020 + /* Dynamic symbol has been adjustd. */ +#define ELF_LINK_HASH_DYNAMIC_ADJUSTED 040 + /* Symbol needs a copy reloc. */ +#define ELF_LINK_HASH_NEEDS_COPY 0100 + /* Symbol needs a procedure linkage table entry. */ +#define ELF_LINK_HASH_NEEDS_PLT 0200 + /* Symbol appears in a non-ELF input file. */ +#define ELF_LINK_NON_ELF 0400 + /* Symbol should be marked as hidden in the version information. */ +#define ELF_LINK_HIDDEN 01000 + /* Symbol was forced to local scope due to a version script file. */ +#define ELF_LINK_FORCED_LOCAL 02000 + /* Symbol was marked during garbage collection. */ +#define ELF_LINK_HASH_MARK 04000 +}; + +/* 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. */ + bfd_size_type 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. */ + bfd_size_type bucketcount; + /* A linked list of DT_NEEDED names found in dynamic objects + included in the link. */ + struct bfd_link_needed_list *needed; + /* The _GLOBAL_OFFSET_TABLE_ symbol. */ + struct elf_link_hash_entry *hgot; + /* A pointer to information used to link stabs in sections. */ + PTR stab_info; +}; + +/* 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)) + +/* 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 *, const Elf_Internal_Phdr *, int)); + boolean (*write_shdrs_and_ehdr) PARAMS ((bfd *)); + void (*write_relocs) PARAMS ((bfd *, asection *, PTR)); + void (*swap_symbol_out) PARAMS ((bfd *, const Elf_Internal_Sym *, PTR)); + boolean (*slurp_reloc_table) + PARAMS ((bfd *, asection *, asymbol **, boolean)); + long (*slurp_symbol_table) PARAMS ((bfd *, asymbol **, boolean)); + void (*swap_dyn_in) PARAMS ((bfd *, const PTR, Elf_Internal_Dyn *)); +}; + +#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; + + /* This is true if the linker should ignore changes to the type of a + symbol. This is true for MIPS ELF because some Irix 5 objects + record undefined functions as STT_OBJECT although the definitions + are STT_FUNC. */ + boolean type_change_ok; + + /* 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 set the type of the info field. Processor-specific + types should be handled here. */ + int (*elf_backend_get_symbol_type) PARAMS (( Elf_Internal_Sym *, 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 ALWAYS_SIZE_SECTIONS function is called by the backend linker + after all the linker input files have been seen but before the + section sizes have been set. This is called after + ADJUST_DYNAMIC_SYMBOL, but before SIZE_DYNAMIC_SECTIONS. */ + boolean (*elf_backend_always_size_sections) + PARAMS ((bfd *output_bfd, struct bfd_link_info *info)); + + /* 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)); + + /* This function is called by get_program_header_size. It should + return the number of additional program segments which this BFD + will need. It should return -1 on error. */ + int (*elf_backend_additional_program_headers) PARAMS ((bfd *)); + + /* This function is called to modify an existing segment map in a + backend specific fashion. */ + boolean (*elf_backend_modify_segment_map) PARAMS ((bfd *)); + + /* This function is called during section gc to discover the section a + particular relocation refers to. It need not be defined for hosts + that have no queer relocation types. */ + asection * (*gc_mark_hook) + PARAMS ((bfd *abfd, struct bfd_link_info *, Elf_Internal_Rela *, + struct elf_link_hash_entry *h, Elf_Internal_Sym *)); + + /* This function, if defined, is called during the sweep phase of gc + in order that a backend might update any data structures it might + be maintaining. */ + boolean (*gc_sweep_hook) + PARAMS ((bfd *abfd, struct bfd_link_info *info, asection *o, + const Elf_Internal_Rela *relocs)); + + /* 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; + + /* offset of the _GLOBAL_OFFSET_TABLE_ symbol from the start of the + .got section */ + bfd_vma got_symbol_offset; + + /* The size in bytes of the headers for the GOT and PLT. This includes + the so-called reserved entries on some systems. */ + bfd_vma got_header_size; + bfd_vma plt_header_size; + + unsigned want_got_plt : 1; + unsigned plt_readonly : 1; + unsigned want_plt_sym : 1; + unsigned plt_not_loaded : 1; + unsigned plt_alignment : 4; + unsigned can_gc_sections : 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; + /* If there is a second reloc section associated with this section, + as can happen on Irix 6, this field points to the header. */ + Elf_Internal_Shdr *rel_hdr2; + /* 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; + /* A pointer used for .stab linking optimizations. */ + PTR stab_info; + /* A pointer available for the processor specific ELF backend. */ + PTR tdata; +}; + +#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) + +/* Enumeration to specify the special section. */ +typedef enum elf_linker_section_enum +{ + LINKER_SECTION_UNKNOWN, /* not used */ + LINKER_SECTION_GOT, /* .got section for global offset pointers */ + LINKER_SECTION_PLT, /* .plt section for generated procedure stubs */ + LINKER_SECTION_SDATA, /* .sdata/.sbss section for PowerPC */ + LINKER_SECTION_SDATA2, /* .sdata2/.sbss2 section for PowerPC */ + LINKER_SECTION_MAX /* # of linker sections */ +} elf_linker_section_enum_t; + +/* Sections created by the linker. */ + +typedef struct elf_linker_section +{ + char *name; /* name of the section */ + char *rel_name; /* name of the associated .rel{,a}. section */ + char *bss_name; /* name of a related .bss section */ + char *sym_name; /* name of symbol to reference this section */ + asection *section; /* pointer to the section */ + asection *bss_section; /* pointer to the bss section associated with this */ + asection *rel_section; /* pointer to the relocations needed for this section */ + struct elf_link_hash_entry *sym_hash; /* pointer to the created symbol hash value */ + bfd_vma initial_size; /* initial size before any linker generated allocations */ + bfd_vma sym_offset; /* offset of symbol from beginning of section */ + bfd_vma hole_size; /* size of reserved address hole in allocation */ + bfd_vma hole_offset; /* current offset for the hole */ + bfd_vma max_hole_offset; /* maximum offset for the hole */ + elf_linker_section_enum_t which; /* which section this is */ + boolean hole_written_p; /* whether the hole has been initialized */ + unsigned int alignment; /* alignment for the section */ + flagword flags; /* flags to use to create the section */ +} elf_linker_section_t; + +/* Linked list of allocated pointer entries. This hangs off of the symbol lists, and + provides allows us to return different pointers, based on different addend's. */ + +typedef struct elf_linker_section_pointers +{ + struct elf_linker_section_pointers *next; /* next allocated pointer for this symbol */ + bfd_vma offset; /* offset of pointer from beginning of section */ + bfd_signed_vma addend; /* addend used */ + elf_linker_section_enum_t which; /* which linker section this is */ + boolean written_address_p; /* whether address was written yet */ +} elf_linker_section_pointers_t; + +/* 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 elf_segment_map *segment_map; + 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; + Elf_Internal_Shdr dynversym_hdr; + Elf_Internal_Shdr dynverref_hdr; + Elf_Internal_Shdr dynverdef_hdr; + unsigned int symtab_section, shstrtab_section; + unsigned int strtab_section, dynsymtab_section; + unsigned int dynversym_section, dynverdef_section, dynverref_section; + file_ptr next_file_pos; +#if 0 + /* we don't need these inside bfd anymore, and I think + these weren't used outside bfd. */ + void *prstatus; /* The raw /proc prstatus structure */ + void *prpsinfo; /* The raw /proc prpsinfo structure */ +#endif + bfd_vma gp; /* The gp value (MIPS only, for now) */ + unsigned int gp_size; /* The gp size (MIPS only, for now) */ + + /* Information grabbed from an elf core file. */ + int core_signal; + int core_pid; + int core_lwpid; + char* core_program; + char* core_command; + + /* 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. + Like for the globals, we use a union and two names primarily to + document the intent of any particular piece of code. The field + should be used as a count until size_dynamic_sections, at which + point the contents of the .got is fixed. Afterward, if an entry + is -1, then the symbol does not require a global offset table entry. */ + union + { + bfd_signed_vma *refcounts; + bfd_vma *offsets; + } local_got; + + /* A mapping from local symbols to offsets into the various linker + sections added. This is index by the symbol index. */ + elf_linker_section_pointers_t **linker_section_pointers; + + /* 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. The emulation code then + sometimes needs to know what name was actually used. Until the + file has been added to the linker symbol table, this field holds + the name the linker wants. After it has been added, it holds the + name actually used, which will be the DT_SONAME entry if there is + one. */ + const char *dt_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 find_nearest_line entry point. */ + PTR line_info; + + /* 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; + + /* A place to stash dwarf1 info for this bfd. */ + struct dwarf1_debug *dwarf1_find_line_info; + + /* A place to stash dwarf2 info for this bfd. */ + struct dwarf2_debug *dwarf2_find_line_info; + + /* An array of stub sections indexed by symbol number, used by the + MIPS ELF linker. FIXME: We should figure out some way to only + include this field for a MIPS ELF target. */ + asection **local_stubs; + + /* Used to determine if the e_flags field has been initialized */ + boolean flags_init; + + /* Number of symbol version definitions we are about to emit. */ + unsigned int cverdefs; + + /* Number of symbol version references we are about to emit. */ + unsigned int cverrefs; + + /* Symbol version definitions in external objects. */ + Elf_Internal_Verdef *verdef; + + /* Symbol version references to external objects. */ + Elf_Internal_Verneed *verref; + + /* Linker sections that we are interested in. */ + struct elf_linker_section *linker_section[ (int)LINKER_SECTION_MAX ]; +}; + +#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_dynversym(bfd) (elf_tdata(bfd) -> dynversym_section) +#define elf_dynverdef(bfd) (elf_tdata(bfd) -> dynverdef_section) +#define elf_dynverref(bfd) (elf_tdata(bfd) -> dynverref_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_refcounts(bfd) (elf_tdata(bfd) -> local_got.refcounts) +#define elf_local_got_offsets(bfd) (elf_tdata(bfd) -> local_got.offsets) +#define elf_local_ptr_offsets(bfd) (elf_tdata(bfd) -> linker_section_pointers) +#define elf_dt_name(bfd) (elf_tdata(bfd) -> dt_name) +#define elf_bad_symtab(bfd) (elf_tdata(bfd) -> bad_symtab) +#define elf_flags_init(bfd) (elf_tdata(bfd) -> flags_init) +#define elf_linker_section(bfd,n) (elf_tdata(bfd) -> linker_section[(int)n]) + +extern void _bfd_elf_swap_verdef_in + PARAMS ((bfd *, const Elf_External_Verdef *, Elf_Internal_Verdef *)); +extern void _bfd_elf_swap_verdef_out + PARAMS ((bfd *, const Elf_Internal_Verdef *, Elf_External_Verdef *)); +extern void _bfd_elf_swap_verdaux_in + PARAMS ((bfd *, const Elf_External_Verdaux *, Elf_Internal_Verdaux *)); +extern void _bfd_elf_swap_verdaux_out + PARAMS ((bfd *, const Elf_Internal_Verdaux *, Elf_External_Verdaux *)); +extern void _bfd_elf_swap_verneed_in + PARAMS ((bfd *, const Elf_External_Verneed *, Elf_Internal_Verneed *)); +extern void _bfd_elf_swap_verneed_out + PARAMS ((bfd *, const Elf_Internal_Verneed *, Elf_External_Verneed *)); +extern void _bfd_elf_swap_vernaux_in + PARAMS ((bfd *, const Elf_External_Vernaux *, Elf_Internal_Vernaux *)); +extern void _bfd_elf_swap_vernaux_out + PARAMS ((bfd *, const Elf_Internal_Vernaux *, Elf_External_Vernaux *)); +extern void _bfd_elf_swap_versym_in + PARAMS ((bfd *, const Elf_External_Versym *, Elf_Internal_Versym *)); +extern void _bfd_elf_swap_versym_out + PARAMS ((bfd *, const Elf_Internal_Versym *, Elf_External_Versym *)); + +extern int _bfd_elf_section_from_bfd_section PARAMS ((bfd *, asection *)); +extern char *bfd_elf_string_from_elf_section + PARAMS ((bfd *, unsigned, unsigned)); +extern char *bfd_elf_get_str_section PARAMS ((bfd *, unsigned)); + +extern boolean _bfd_elf_print_private_bfd_data PARAMS ((bfd *, PTR)); +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 + +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 boolean bfd_elf_mkcorefile 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_slurp_version_tables PARAMS ((bfd *)); + +extern boolean _bfd_elf_copy_private_symbol_data + PARAMS ((bfd *, asymbol *, bfd *, asymbol *)); +extern boolean _bfd_elf_copy_private_section_data + PARAMS ((bfd *, asection *, bfd *, asection *)); +extern boolean _bfd_elf_write_object_contents PARAMS ((bfd *)); +extern boolean _bfd_elf_write_corefile_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 long _bfd_elf_get_dynamic_reloc_upper_bound PARAMS ((bfd *)); +extern long _bfd_elf_canonicalize_dynamic_reloc PARAMS ((bfd *, arelent **, + asymbol **)); +extern asymbol *_bfd_elf_make_empty_symbol PARAMS ((bfd *)); +extern void _bfd_elf_get_symbol_info PARAMS ((bfd *, asymbol *, + symbol_info *)); +extern boolean _bfd_elf_is_local_label_name PARAMS ((bfd *, const char *)); +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 *)); + +extern boolean bfd_section_from_shdr PARAMS ((bfd *, unsigned int shindex)); +extern boolean bfd_section_from_phdr PARAMS ((bfd *, Elf_Internal_Phdr *, int)); + +extern int _bfd_elf_symbol_from_bfd_symbol PARAMS ((bfd *, asymbol **)); + +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)); + +extern boolean _bfd_elf_validate_reloc PARAMS ((bfd *, arelent *)); + +boolean _bfd_elf_create_dynamic_sections PARAMS ((bfd *, + struct bfd_link_info *)); +boolean _bfd_elf_create_got_section PARAMS ((bfd *, + struct bfd_link_info *)); + +elf_linker_section_t *_bfd_elf_create_linker_section + PARAMS ((bfd *abfd, + struct bfd_link_info *info, + enum elf_linker_section_enum, + elf_linker_section_t *defaults)); + +elf_linker_section_pointers_t *_bfd_elf_find_pointer_linker_section + PARAMS ((elf_linker_section_pointers_t *linker_pointers, + bfd_signed_vma addend, + elf_linker_section_enum_t which)); + +boolean bfd_elf32_create_pointer_linker_section + PARAMS ((bfd *abfd, + struct bfd_link_info *info, + elf_linker_section_t *lsect, + struct elf_link_hash_entry *h, + const Elf32_Internal_Rela *rel)); + +bfd_vma bfd_elf32_finish_pointer_linker_section + PARAMS ((bfd *output_abfd, + bfd *input_bfd, + struct bfd_link_info *info, + elf_linker_section_t *lsect, + struct elf_link_hash_entry *h, + bfd_vma relocation, + const Elf32_Internal_Rela *rel, + int relative_reloc)); + +boolean bfd_elf64_create_pointer_linker_section + PARAMS ((bfd *abfd, + struct bfd_link_info *info, + elf_linker_section_t *lsect, + struct elf_link_hash_entry *h, + const Elf64_Internal_Rela *rel)); + +bfd_vma bfd_elf64_finish_pointer_linker_section + PARAMS ((bfd *output_abfd, + bfd *input_bfd, + struct bfd_link_info *info, + elf_linker_section_t *lsect, + struct elf_link_hash_entry *h, + bfd_vma relocation, + const Elf64_Internal_Rela *rel, + int relative_reloc)); + +boolean _bfd_elf_make_linker_section_rela + PARAMS ((bfd *dynobj, + elf_linker_section_t *lsect, + int alignment)); + +boolean _bfd_elfcore_section_from_phdr + PARAMS ((bfd *, Elf_Internal_Phdr *, int)); + +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 *, const Elf32_External_Sym *, Elf_Internal_Sym *)); +extern void bfd_elf32_swap_symbol_out + PARAMS ((bfd *, const Elf_Internal_Sym *, PTR)); +extern void bfd_elf32_swap_reloc_in + PARAMS ((bfd *, const Elf32_External_Rel *, Elf_Internal_Rel *)); +extern void bfd_elf32_swap_reloc_out + PARAMS ((bfd *, const Elf_Internal_Rel *, Elf32_External_Rel *)); +extern void bfd_elf32_swap_reloca_in + PARAMS ((bfd *, const Elf32_External_Rela *, Elf_Internal_Rela *)); +extern void bfd_elf32_swap_reloca_out + PARAMS ((bfd *, const Elf_Internal_Rela *, Elf32_External_Rela *)); +extern void bfd_elf32_swap_phdr_in + PARAMS ((bfd *, const Elf32_External_Phdr *, Elf_Internal_Phdr *)); +extern void bfd_elf32_swap_phdr_out + PARAMS ((bfd *, const Elf_Internal_Phdr *, Elf32_External_Phdr *)); +extern void bfd_elf32_swap_dyn_in + PARAMS ((bfd *, const PTR, Elf_Internal_Dyn *)); +extern void bfd_elf32_swap_dyn_out + PARAMS ((bfd *, const Elf_Internal_Dyn *, Elf32_External_Dyn *)); +extern long bfd_elf32_slurp_symbol_table + PARAMS ((bfd *, asymbol **, boolean)); +extern boolean bfd_elf32_write_shdrs_and_ehdr PARAMS ((bfd *)); +extern int bfd_elf32_write_out_phdrs + PARAMS ((bfd *, const Elf_Internal_Phdr *, int)); +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 Elf_Internal_Rela *_bfd_elf32_link_read_relocs + PARAMS ((bfd *, asection *, PTR, Elf_Internal_Rela *, boolean)); + +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 *, const Elf64_External_Sym *, Elf_Internal_Sym *)); +extern void bfd_elf64_swap_symbol_out + PARAMS ((bfd *, const Elf_Internal_Sym *, PTR)); +extern void bfd_elf64_swap_reloc_in + PARAMS ((bfd *, const Elf64_External_Rel *, Elf_Internal_Rel *)); +extern void bfd_elf64_swap_reloc_out + PARAMS ((bfd *, const Elf_Internal_Rel *, Elf64_External_Rel *)); +extern void bfd_elf64_swap_reloca_in + PARAMS ((bfd *, const Elf64_External_Rela *, Elf_Internal_Rela *)); +extern void bfd_elf64_swap_reloca_out + PARAMS ((bfd *, const Elf_Internal_Rela *, Elf64_External_Rela *)); +extern void bfd_elf64_swap_phdr_in + PARAMS ((bfd *, const Elf64_External_Phdr *, Elf_Internal_Phdr *)); +extern void bfd_elf64_swap_phdr_out + PARAMS ((bfd *, const Elf_Internal_Phdr *, Elf64_External_Phdr *)); +extern void bfd_elf64_swap_dyn_in + PARAMS ((bfd *, const PTR, Elf_Internal_Dyn *)); +extern void bfd_elf64_swap_dyn_out + PARAMS ((bfd *, const Elf_Internal_Dyn *, Elf64_External_Dyn *)); +extern long bfd_elf64_slurp_symbol_table + PARAMS ((bfd *, asymbol **, boolean)); +extern boolean bfd_elf64_write_shdrs_and_ehdr PARAMS ((bfd *)); +extern int bfd_elf64_write_out_phdrs + PARAMS ((bfd *, const Elf_Internal_Phdr *, int)); +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 *)); +extern Elf_Internal_Rela *_bfd_elf64_link_read_relocs + PARAMS ((bfd *, asection *, PTR, Elf_Internal_Rela *, boolean)); + +#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 + +extern boolean _bfd_elf_close_and_cleanup PARAMS ((bfd *)); +extern bfd_reloc_status_type _bfd_elf_rel_vtable_reloc_fn + PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, + asection *, bfd *, char **)); + +boolean _bfd_elf32_gc_sections + PARAMS ((bfd *abfd, struct bfd_link_info *info)); +boolean _bfd_elf32_gc_common_finalize_got_offsets + PARAMS ((bfd *abfd, struct bfd_link_info *info)); +boolean _bfd_elf32_gc_common_final_link + PARAMS ((bfd *, struct bfd_link_info *)); +boolean _bfd_elf32_gc_record_vtinherit + PARAMS ((bfd *, asection *, struct elf_link_hash_entry *, bfd_vma)); +boolean _bfd_elf32_gc_record_vtentry + PARAMS ((bfd *, asection *, struct elf_link_hash_entry *, bfd_vma)); + +boolean _bfd_elf64_gc_sections + PARAMS ((bfd *abfd, struct bfd_link_info *info)); +boolean _bfd_elf64_gc_common_finalize_got_offsets + PARAMS ((bfd *abfd, struct bfd_link_info *info)); +boolean _bfd_elf64_gc_common_final_link + PARAMS ((bfd *, struct bfd_link_info *)); +boolean _bfd_elf64_gc_record_vtinherit + PARAMS ((bfd *, asection *, struct elf_link_hash_entry *, bfd_vma)); +boolean _bfd_elf64_gc_record_vtentry + PARAMS ((bfd *, asection *, struct elf_link_hash_entry *, bfd_vma)); + +/* MIPS ELF specific routines. */ + +extern boolean _bfd_mips_elf_object_p PARAMS ((bfd *)); +extern boolean _bfd_mips_elf_section_from_shdr + PARAMS ((bfd *, Elf_Internal_Shdr *, const char *)); +extern boolean _bfd_mips_elf_fake_sections + PARAMS ((bfd *, Elf_Internal_Shdr *, asection *)); +extern boolean _bfd_mips_elf_section_from_bfd_section + PARAMS ((bfd *, Elf_Internal_Shdr *, asection *, int *)); +extern boolean _bfd_mips_elf_section_processing + PARAMS ((bfd *, Elf_Internal_Shdr *)); +extern void _bfd_mips_elf_symbol_processing PARAMS ((bfd *, asymbol *)); +extern boolean _bfd_mips_elf_read_ecoff_info + PARAMS ((bfd *, asection *, struct ecoff_debug_info *)); +extern void _bfd_mips_elf_final_write_processing PARAMS ((bfd *, boolean)); +extern bfd_reloc_status_type _bfd_mips_elf_hi16_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +extern bfd_reloc_status_type _bfd_mips_elf_lo16_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +extern bfd_reloc_status_type _bfd_mips_elf_gprel16_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +extern bfd_reloc_status_type _bfd_mips_elf_got16_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +extern bfd_reloc_status_type _bfd_mips_elf_gprel32_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +extern boolean _bfd_mips_elf_set_private_flags PARAMS ((bfd *, flagword)); +extern boolean _bfd_mips_elf_copy_private_bfd_data PARAMS ((bfd *, bfd *)); +extern boolean _bfd_mips_elf_merge_private_bfd_data PARAMS ((bfd *, bfd *)); +extern boolean _bfd_mips_elf_find_nearest_line + PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, + const char **, unsigned int *)); +extern boolean _bfd_mips_elf_set_section_contents + PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type)); + +#endif /* _LIBELF_H_ */ |