| /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically |
| generated from "libcoff-in.h" and "coffcode.h". |
| Run "make headers" in your build bfd/ to regenerate. */ |
| |
| /* BFD COFF object file private structure. |
| Copyright (C) 1990-2024 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 3 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., 51 Franklin Street - Fifth Floor, Boston, |
| MA 02110-1301, USA. */ |
| |
| #ifndef _LIBCOFF_H |
| #define _LIBCOFF_H 1 |
| |
| #include "bfdlink.h" |
| #include "coff-bfd.h" |
| #include "hashtab.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* Object file tdata; access macros. */ |
| |
| #define coff_data(bfd) ((bfd)->tdata.coff_obj_data) |
| #define obj_pe(bfd) (coff_data (bfd)->pe) |
| #define obj_go32(bfd) (coff_data (bfd)->go32) |
| #define obj_symbols(bfd) (coff_data (bfd)->symbols) |
| #define obj_sym_filepos(bfd) (coff_data (bfd)->sym_filepos) |
| #define obj_relocbase(bfd) (coff_data (bfd)->relocbase) |
| #define obj_raw_syments(bfd) (coff_data (bfd)->raw_syments) |
| #define obj_raw_syment_count(bfd) (coff_data (bfd)->raw_syment_count) |
| #define obj_convert(bfd) (coff_data (bfd)->conversion_table) |
| #define obj_conv_table_size(bfd) (coff_data (bfd)->conv_table_size) |
| #define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms) |
| #define obj_coff_keep_syms(bfd) (coff_data (bfd)->keep_syms) |
| #define obj_coff_strings(bfd) (coff_data (bfd)->strings) |
| #define obj_coff_strings_len(bfd) (coff_data (bfd)->strings_len) |
| #define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings) |
| #define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes) |
| #define obj_coff_strings_written(bfd) (coff_data (bfd)->strings_written) |
| #define obj_coff_local_toc_table(bfd) (coff_data (bfd)->local_toc_sym_map) |
| |
| /* `Tdata' information kept for COFF files. */ |
| |
| typedef struct coff_tdata |
| { |
| struct coff_symbol_struct *symbols; /* Symtab for input bfd. */ |
| unsigned int *conversion_table; |
| int conv_table_size; |
| file_ptr sym_filepos; |
| |
| struct coff_ptr_struct *raw_syments; |
| unsigned long raw_syment_count; |
| |
| /* These are only valid once writing has begun. */ |
| unsigned long int relocbase; |
| |
| /* These members communicate important constants about the symbol table |
| to GDB's symbol-reading code. These `constants' unfortunately vary |
| from coff implementation to implementation... */ |
| unsigned local_n_btmask; |
| unsigned local_n_btshft; |
| unsigned local_n_tmask; |
| unsigned local_n_tshift; |
| unsigned local_symesz; |
| unsigned local_auxesz; |
| unsigned local_linesz; |
| |
| /* The unswapped external symbols. May be NULL. Read by |
| _bfd_coff_get_external_symbols. */ |
| void * external_syms; |
| |
| /* The string table. May be NULL. Read by |
| _bfd_coff_read_string_table. */ |
| char *strings; |
| /* The length of the strings table. For error checking. */ |
| bfd_size_type strings_len; |
| |
| /* Set if long section names are supported. A writable copy of the COFF |
| backend flag _bfd_coff_long_section_names. */ |
| bool long_section_names; |
| |
| /* If this is TRUE, the external_syms may not be freed. */ |
| bool keep_syms; |
| /* If this is TRUE, the strings may not be freed. */ |
| bool keep_strings; |
| /* If this is TRUE, the strings have been written out already. */ |
| bool strings_written; |
| |
| /* Is this a GO32 coff file? */ |
| bool go32; |
| |
| /* Is this a PE format coff file? */ |
| bool pe; |
| |
| /* Copy of some of the f_flags bits in the COFF filehdr structure, |
| used by ARM code. */ |
| flagword flags; |
| |
| /* Used by the COFF backend linker. */ |
| struct coff_link_hash_entry **sym_hashes; |
| |
| /* Used by the pe linker for PowerPC. */ |
| int *local_toc_sym_map; |
| |
| struct bfd_link_info *link_info; |
| |
| /* Used by coff_find_nearest_line. */ |
| void * line_info; |
| |
| /* A place to stash dwarf2 info for this bfd. */ |
| void * dwarf2_find_line_info; |
| |
| /* The timestamp from the COFF file header. */ |
| long timestamp; |
| |
| /* A stub (extra data prepended before the COFF image) and its size. |
| Used by coff-go32-exe, it contains executable data that loads the |
| COFF object into memory. */ |
| char * stub; |
| bfd_size_type stub_size; |
| |
| /* Hash table containing sections by target index. */ |
| htab_t section_by_target_index; |
| |
| /* Hash table containing sections by index. */ |
| htab_t section_by_index; |
| |
| } coff_data_type; |
| |
| /* Tdata for pe image files. */ |
| typedef struct pe_tdata |
| { |
| coff_data_type coff; |
| struct internal_extra_pe_aouthdr pe_opthdr; |
| int dll; |
| int has_reloc_section; |
| int dont_strip_reloc; |
| char dos_message[64]; |
| /* The timestamp to insert into the output file. |
| If the timestamp is -1 then the current time is used. */ |
| int timestamp; |
| bool (*in_reloc_p) (bfd *, reloc_howto_type *); |
| flagword real_flags; |
| |
| /* Build-id info. */ |
| struct |
| { |
| bool (*after_write_object_contents) (bfd *); |
| const char *style; |
| asection *sec; |
| } build_id; |
| |
| htab_t comdat_hash; |
| } pe_data_type; |
| |
| #define pe_data(bfd) ((bfd)->tdata.pe_obj_data) |
| |
| struct comdat_hash_entry |
| { |
| int target_index; |
| struct internal_syment isym; |
| char *symname; |
| flagword sec_flags; |
| char *comdat_name; |
| long comdat_symbol; |
| }; |
| |
| /* Tdata for XCOFF files. */ |
| |
| struct xcoff_tdata |
| { |
| /* Basic COFF information. */ |
| coff_data_type coff; |
| |
| /* TRUE if this is an XCOFF64 file. */ |
| bool xcoff64; |
| |
| /* TRUE if a large a.out header should be generated. */ |
| bool full_aouthdr; |
| |
| /* TOC value. */ |
| bfd_vma toc; |
| |
| /* Index of section holding TOC. */ |
| int sntoc; |
| |
| /* Index of section holding entry point. */ |
| int snentry; |
| |
| /* .text alignment from optional header. */ |
| int text_align_power; |
| |
| /* .data alignment from optional header. */ |
| int data_align_power; |
| |
| /* modtype from optional header. */ |
| short modtype; |
| |
| /* cputype from optional header. */ |
| short cputype; |
| |
| /* maxdata from optional header. */ |
| bfd_vma maxdata; |
| |
| /* maxstack from optional header. */ |
| bfd_vma maxstack; |
| |
| /* Used by the XCOFF backend linker. */ |
| asection **csects; |
| long *debug_indices; |
| unsigned int *lineno_counts; |
| unsigned int import_file_id; |
| }; |
| |
| #define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data) |
| |
| /* We take the address of the first element of an asymbol to ensure that the |
| macro is only ever applied to an asymbol. */ |
| #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd))) |
| |
| /* Tdata for sections in XCOFF files. This is used by the linker. */ |
| |
| struct xcoff_section_tdata |
| { |
| /* Used for XCOFF csects created by the linker; points to the real |
| XCOFF section which contains this csect. */ |
| asection *enclosing; |
| /* The lineno_count field for the enclosing section, because we are |
| going to clobber it there. */ |
| unsigned int lineno_count; |
| /* The first and last symbol indices for symbols used by this csect. */ |
| unsigned long first_symndx; |
| unsigned long last_symndx; |
| }; |
| |
| /* An accessor macro the xcoff_section_tdata structure. */ |
| #define xcoff_section_data(abfd, sec) \ |
| ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata) |
| |
| /* Tdata for sections in PE files. */ |
| |
| struct pei_section_tdata |
| { |
| /* The virtual size of the section. */ |
| bfd_size_type virt_size; |
| /* The PE section flags. */ |
| long pe_flags; |
| }; |
| |
| /* An accessor macro for the pei_section_tdata structure. */ |
| #define pei_section_data(abfd, sec) \ |
| ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata) |
| |
| /* COFF linker hash table entries. */ |
| |
| struct coff_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. It is set to -3 if |
| this symbol is defined in a discarded section. */ |
| long indx; |
| |
| /* Symbol type. */ |
| unsigned short type; |
| |
| /* Symbol class. */ |
| unsigned char symbol_class; |
| |
| /* Number of auxiliary entries. */ |
| char numaux; |
| |
| /* BFD to take auxiliary entries from. */ |
| bfd *auxbfd; |
| |
| /* Pointer to array of auxiliary entries, if any. */ |
| union internal_auxent *aux; |
| |
| /* Flag word; legal values follow. */ |
| unsigned short coff_link_hash_flags; |
| /* Symbol is a PE section symbol. */ |
| #define COFF_LINK_HASH_PE_SECTION_SYMBOL (01) |
| }; |
| |
| /* COFF linker hash table. */ |
| |
| struct coff_link_hash_table |
| { |
| struct bfd_link_hash_table root; |
| /* A pointer to information used to link stabs in sections. */ |
| struct stab_info stab_info; |
| /* Hash table that maps undecorated names to their respective |
| * decorated coff_link_hash_entry as found in fixup_stdcalls */ |
| struct bfd_hash_table decoration_hash; |
| }; |
| |
| struct coff_reloc_cookie |
| { |
| struct internal_reloc * rels; |
| struct internal_reloc * rel; |
| struct internal_reloc * relend; |
| struct coff_symbol_struct * symbols; /* Symtab for input bfd. */ |
| bfd * abfd; |
| struct coff_link_hash_entry ** sym_hashes; |
| }; |
| |
| /* Look up an entry in a COFF linker hash table. */ |
| |
| #define coff_link_hash_lookup(table, string, create, copy, follow) \ |
| ((struct coff_link_hash_entry *) \ |
| bfd_link_hash_lookup (&(table)->root, (string), (create), \ |
| (copy), (follow))) |
| |
| /* Traverse a COFF linker hash table. */ |
| |
| #define coff_link_hash_traverse(table, func, info) \ |
| (bfd_link_hash_traverse \ |
| (&(table)->root, \ |
| (bool (*) (struct bfd_link_hash_entry *, void *)) (func), \ |
| (info))) |
| |
| /* Get the COFF linker hash table from a link_info structure. */ |
| |
| #define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash)) |
| |
| struct decoration_hash_entry |
| { |
| struct bfd_hash_entry root; |
| struct bfd_link_hash_entry *decorated_link; |
| }; |
| |
| /* Functions in coffgen.c. */ |
| extern void coff_object_cleanup |
| (bfd *); |
| extern bfd_cleanup coff_real_object_p |
| (bfd *, unsigned, struct internal_filehdr *, struct internal_aouthdr *); |
| extern bfd_cleanup coff_object_p |
| (bfd *); |
| extern struct bfd_section *coff_section_from_bfd_index |
| (bfd *, int); |
| extern long coff_get_symtab_upper_bound |
| (bfd *); |
| extern long coff_canonicalize_symtab |
| (bfd *, asymbol **); |
| extern int coff_count_linenumbers |
| (bfd *); |
| extern bool coff_renumber_symbols |
| (bfd *, int *); |
| extern void coff_mangle_symbols |
| (bfd *); |
| extern bool coff_write_symbols |
| (bfd *); |
| extern bool coff_write_alien_symbol |
| (bfd *, asymbol *, struct internal_syment *, bfd_vma *, |
| struct bfd_strtab_hash *, bool, asection **, bfd_size_type *); |
| extern bool coff_write_linenumbers |
| (bfd *); |
| extern alent *coff_get_lineno |
| (bfd *, asymbol *); |
| extern asymbol *coff_section_symbol |
| (bfd *, char *); |
| extern bool _bfd_coff_get_external_symbols |
| (bfd *); |
| extern const char *_bfd_coff_read_string_table |
| (bfd *); |
| extern bool _bfd_coff_free_symbols |
| (bfd *); |
| extern struct coff_ptr_struct *coff_get_normalized_symtab |
| (bfd *); |
| extern long coff_get_reloc_upper_bound |
| (bfd *, sec_ptr); |
| extern asymbol *coff_make_empty_symbol |
| (bfd *); |
| extern void coff_print_symbol |
| (bfd *, void * filep, asymbol *, bfd_print_symbol_type); |
| extern void coff_get_symbol_info |
| (bfd *, asymbol *, symbol_info *ret); |
| #define coff_get_symbol_version_string \ |
| _bfd_nosymbols_get_symbol_version_string |
| extern bool _bfd_coff_is_local_label_name |
| (bfd *, const char *); |
| extern asymbol *coff_bfd_make_debug_symbol |
| (bfd *); |
| extern bool coff_find_nearest_line |
| (bfd *, asymbol **, asection *, bfd_vma, |
| const char **, const char **, unsigned int *, unsigned int *); |
| #define coff_find_nearest_line_with_alt \ |
| _bfd_nosymbols_find_nearest_line_with_alt |
| #define coff_find_line _bfd_nosymbols_find_line |
| struct dwarf_debug_section; |
| extern bool coff_find_nearest_line_with_names |
| (bfd *, asymbol **, asection *, bfd_vma, const char **, const char **, |
| unsigned int *, const struct dwarf_debug_section *); |
| extern bool coff_find_inliner_info |
| (bfd *, const char **, const char **, unsigned int *); |
| extern int coff_sizeof_headers |
| (bfd *, struct bfd_link_info *); |
| extern bool bfd_coff_reloc16_relax_section |
| (bfd *, asection *, struct bfd_link_info *, bool *); |
| extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents |
| (bfd *, struct bfd_link_info *, struct bfd_link_order *, |
| bfd_byte *, bool, asymbol **); |
| extern bfd_vma bfd_coff_reloc16_get_value |
| (arelent *, struct bfd_link_info *, asection *); |
| extern void bfd_perform_slip |
| (bfd *, unsigned int, asection *, bfd_vma); |
| extern bool _bfd_coff_free_cached_info |
| (bfd *); |
| |
| /* Functions and types in cofflink.c. */ |
| |
| #define STRING_SIZE_SIZE 4 |
| |
| /* We use a hash table to merge identical enum, struct, and union |
| definitions in the linker. */ |
| |
| /* Information we keep for a single element (an enum value, a |
| structure or union field) in the debug merge hash table. */ |
| |
| struct coff_debug_merge_element |
| { |
| /* Next element. */ |
| struct coff_debug_merge_element *next; |
| |
| /* Name. */ |
| const char *name; |
| |
| /* Type. */ |
| unsigned int type; |
| |
| /* Symbol index for complex type. */ |
| long tagndx; |
| }; |
| |
| /* A linked list of debug merge entries for a given name. */ |
| |
| struct coff_debug_merge_type |
| { |
| /* Next type with the same name. */ |
| struct coff_debug_merge_type *next; |
| |
| /* Class of type. */ |
| int type_class; |
| |
| /* Symbol index where this type is defined. */ |
| long indx; |
| |
| /* List of elements. */ |
| struct coff_debug_merge_element *elements; |
| }; |
| |
| /* Information we store in the debug merge hash table. */ |
| |
| struct coff_debug_merge_hash_entry |
| { |
| struct bfd_hash_entry root; |
| |
| /* A list of types with this name. */ |
| struct coff_debug_merge_type *types; |
| }; |
| |
| /* The debug merge hash table. */ |
| |
| struct coff_debug_merge_hash_table |
| { |
| struct bfd_hash_table root; |
| }; |
| |
| /* Initialize a COFF debug merge hash table. */ |
| |
| #define coff_debug_merge_hash_table_init(table) \ |
| (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc, \ |
| sizeof (struct coff_debug_merge_hash_entry))) |
| |
| /* Free a COFF debug merge hash table. */ |
| |
| #define coff_debug_merge_hash_table_free(table) \ |
| (bfd_hash_table_free (&(table)->root)) |
| |
| /* Look up an entry in a COFF debug merge hash table. */ |
| |
| #define coff_debug_merge_hash_lookup(table, string, create, copy) \ |
| ((struct coff_debug_merge_hash_entry *) \ |
| bfd_hash_lookup (&(table)->root, (string), (create), (copy))) |
| |
| /* Information we keep for each section in the output file when doing |
| a relocatable link. */ |
| |
| struct coff_link_section_info |
| { |
| /* The relocs to be output. */ |
| struct internal_reloc *relocs; |
| /* For each reloc against a global symbol whose index was not known |
| when the reloc was handled, the global hash table entry. */ |
| struct coff_link_hash_entry **rel_hashes; |
| }; |
| |
| /* Information that we pass around while doing the final link step. */ |
| |
| struct coff_final_link_info |
| { |
| /* General link information. */ |
| struct bfd_link_info *info; |
| /* Output BFD. */ |
| bfd *output_bfd; |
| /* Used to indicate failure in traversal routine. */ |
| bool failed; |
| /* If doing "task linking" set only during the time when we want the |
| global symbol writer to convert the storage class of defined global |
| symbols from global to static. */ |
| bool global_to_static; |
| /* Hash table for long symbol names. */ |
| struct bfd_strtab_hash *strtab; |
| /* When doing a relocatable link, an array of information kept for |
| each output section, indexed by the target_index field. */ |
| struct coff_link_section_info *section_info; |
| /* Symbol index of last C_FILE symbol (-1 if none). */ |
| long last_file_index; |
| /* Contents of last C_FILE symbol. */ |
| struct internal_syment last_file; |
| /* Symbol index of first aux entry of last .bf symbol with an empty |
| endndx field (-1 if none). */ |
| long last_bf_index; |
| /* Contents of last_bf_index aux entry. */ |
| union internal_auxent last_bf; |
| /* Hash table used to merge debug information. */ |
| struct coff_debug_merge_hash_table debug_merge; |
| /* Buffer large enough to hold swapped symbols of any input file. */ |
| struct internal_syment *internal_syms; |
| /* Buffer large enough to hold sections of symbols of any input file. */ |
| asection **sec_ptrs; |
| /* Buffer large enough to hold output indices of symbols of any |
| input file. */ |
| long *sym_indices; |
| /* Buffer large enough to hold output symbols for any input file. */ |
| bfd_byte *outsyms; |
| /* Buffer large enough to hold external line numbers for any input |
| section. */ |
| bfd_byte *linenos; |
| /* Buffer large enough to hold any input section. */ |
| bfd_byte *contents; |
| /* Buffer large enough to hold external relocs of any input section. */ |
| bfd_byte *external_relocs; |
| /* Buffer large enough to hold swapped relocs of any input section. */ |
| struct internal_reloc *internal_relocs; |
| }; |
| |
| /* Most COFF variants have no way to record the alignment of a |
| section. This struct is used to set a specific alignment based on |
| the name of the section. */ |
| |
| struct coff_section_alignment_entry |
| { |
| /* The section name. */ |
| const char *name; |
| |
| /* This is either (unsigned int) -1, indicating that the section |
| name must match exactly, or it is the number of letters which |
| must match at the start of the name. */ |
| unsigned int comparison_length; |
| |
| /* These macros may be used to fill in the first two fields in a |
| structure initialization. */ |
| #define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1) |
| #define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1) |
| |
| /* Only use this entry if the default section alignment for this |
| target is at least that much (as a power of two). If this field |
| is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */ |
| unsigned int default_alignment_min; |
| |
| /* Only use this entry if the default section alignment for this |
| target is no greater than this (as a power of two). If this |
| field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */ |
| unsigned int default_alignment_max; |
| |
| #define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1) |
| |
| /* The desired alignment for this section (as a power of two). */ |
| unsigned int alignment_power; |
| }; |
| |
| extern struct bfd_hash_entry *_decoration_hash_newfunc |
| (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
| extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc |
| (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
| extern bool _bfd_coff_link_hash_table_init |
| (struct coff_link_hash_table *, bfd *, |
| struct bfd_hash_entry *(*) (struct bfd_hash_entry *, |
| struct bfd_hash_table *, |
| const char *), |
| unsigned int); |
| extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create |
| (bfd *); |
| extern const char *_bfd_coff_internal_syment_name |
| (bfd *, const struct internal_syment *, char *); |
| extern bool _bfd_coff_section_already_linked |
| (bfd *, asection *, struct bfd_link_info *); |
| extern bool _bfd_coff_link_add_symbols |
| (bfd *, struct bfd_link_info *); |
| extern bool _bfd_coff_final_link |
| (bfd *, struct bfd_link_info *); |
| extern struct internal_reloc *_bfd_coff_read_internal_relocs |
| (bfd *, asection *, bool, bfd_byte *, bool, |
| struct internal_reloc *); |
| extern bool _bfd_coff_generic_relocate_section |
| (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, |
| struct internal_reloc *, struct internal_syment *, asection **); |
| extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc |
| (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
| extern bool _bfd_coff_write_global_sym |
| (struct bfd_hash_entry *, void *); |
| extern bool _bfd_coff_write_task_globals |
| (struct coff_link_hash_entry *, void *); |
| extern bool _bfd_coff_link_input_bfd |
| (struct coff_final_link_info *, bfd *); |
| extern bool _bfd_coff_reloc_link_order |
| (bfd *, struct coff_final_link_info *, asection *, |
| struct bfd_link_order *); |
| extern bool bfd_coff_gc_sections |
| (bfd *, struct bfd_link_info *); |
| extern const char *bfd_coff_group_name |
| (bfd *, const asection *); |
| |
| /* Functions in xcofflink.c. */ |
| |
| extern long _bfd_xcoff_get_dynamic_symtab_upper_bound |
| (bfd *); |
| extern long _bfd_xcoff_canonicalize_dynamic_symtab |
| (bfd *, asymbol **); |
| extern long _bfd_xcoff_get_dynamic_reloc_upper_bound |
| (bfd *); |
| extern long _bfd_xcoff_canonicalize_dynamic_reloc |
| (bfd *, arelent **, asymbol **); |
| extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create |
| (bfd *); |
| extern bool _bfd_xcoff_bfd_link_add_symbols |
| (bfd *, struct bfd_link_info *); |
| extern bool _bfd_xcoff_bfd_final_link |
| (bfd *, struct bfd_link_info *); |
| extern bool _bfd_xcoff_define_common_symbol |
| (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *); |
| extern bool _bfd_ppc_xcoff_relocate_section |
| (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, |
| struct internal_reloc *, struct internal_syment *, asection **); |
| /* Extracted from coffcode.h. */ |
| typedef struct coff_ptr_struct |
| { |
| /* Remembers the offset from the first symbol in the file for |
| this symbol. Generated by coff_renumber_symbols. */ |
| unsigned int offset; |
| |
| /* Selects between the elements of the union below. */ |
| unsigned int is_sym : 1; |
| |
| /* Selects between the elements of the x_sym.x_tagndx union. If set, |
| p is valid and the field will be renumbered. */ |
| unsigned int fix_tag : 1; |
| |
| /* Selects between the elements of the x_sym.x_fcnary.x_fcn.x_endndx |
| union. If set, p is valid and the field will be renumbered. */ |
| unsigned int fix_end : 1; |
| |
| /* Selects between the elements of the x_csect.x_scnlen union. If set, |
| p is valid and the field will be renumbered. */ |
| unsigned int fix_scnlen : 1; |
| |
| /* If set, u.syment.n_value contains a pointer to a symbol. The final |
| value will be the offset field. Used for XCOFF C_BSTAT symbols. */ |
| unsigned int fix_value : 1; |
| |
| /* If set, u.syment.n_value is an index into the line number entries. |
| Used for XCOFF C_BINCL/C_EINCL symbols. */ |
| unsigned int fix_line : 1; |
| |
| /* The container for the symbol structure as read and translated |
| from the file. */ |
| union |
| { |
| union internal_auxent auxent; |
| struct internal_syment syment; |
| } u; |
| |
| /* An extra pointer which can used by format based on COFF (like XCOFF) |
| to provide extra information to their backend. */ |
| void *extrap; |
| } combined_entry_type; |
| |
| /* Each canonical asymbol really looks like this: */ |
| |
| typedef struct coff_symbol_struct |
| { |
| /* The actual symbol which the rest of BFD works with */ |
| asymbol symbol; |
| |
| /* A pointer to the hidden information for this symbol */ |
| combined_entry_type *native; |
| |
| /* A pointer to the linenumber information for this symbol */ |
| struct lineno_cache_entry *lineno; |
| |
| /* Have the line numbers been relocated yet ? */ |
| bool done_lineno; |
| } coff_symbol_type; |
| |
| /* COFF symbol classifications. */ |
| |
| enum coff_symbol_classification |
| { |
| /* Global symbol. */ |
| COFF_SYMBOL_GLOBAL, |
| /* Common symbol. */ |
| COFF_SYMBOL_COMMON, |
| /* Undefined symbol. */ |
| COFF_SYMBOL_UNDEFINED, |
| /* Local symbol. */ |
| COFF_SYMBOL_LOCAL, |
| /* PE section symbol. */ |
| COFF_SYMBOL_PE_SECTION |
| }; |
| |
| typedef asection * (*coff_gc_mark_hook_fn) |
| (asection *, struct bfd_link_info *, struct internal_reloc *, |
| struct coff_link_hash_entry *, struct internal_syment *); |
| |
| typedef struct |
| { |
| void (*_bfd_coff_swap_aux_in) |
| (bfd *, void *, int, int, int, int, void *); |
| |
| void (*_bfd_coff_swap_sym_in) |
| (bfd *, void *, void *); |
| |
| void (*_bfd_coff_swap_lineno_in) |
| (bfd *, void *, void *); |
| |
| unsigned int (*_bfd_coff_swap_aux_out) |
| (bfd *, void *, int, int, int, int, void *); |
| |
| unsigned int (*_bfd_coff_swap_sym_out) |
| (bfd *, void *, void *); |
| |
| unsigned int (*_bfd_coff_swap_lineno_out) |
| (bfd *, void *, void *); |
| |
| unsigned int (*_bfd_coff_swap_reloc_out) |
| (bfd *, void *, void *); |
| |
| unsigned int (*_bfd_coff_swap_filehdr_out) |
| (bfd *, void *, void *); |
| |
| unsigned int (*_bfd_coff_swap_aouthdr_out) |
| (bfd *, void *, void *); |
| |
| unsigned int (*_bfd_coff_swap_scnhdr_out) |
| (bfd *, void *, void *); |
| |
| unsigned int _bfd_filhsz; |
| unsigned int _bfd_aoutsz; |
| unsigned int _bfd_scnhsz; |
| unsigned int _bfd_symesz; |
| unsigned int _bfd_auxesz; |
| unsigned int _bfd_relsz; |
| unsigned int _bfd_linesz; |
| unsigned int _bfd_filnmlen; |
| bool _bfd_coff_long_filenames; |
| |
| bool _bfd_coff_long_section_names; |
| bool (*_bfd_coff_set_long_section_names) |
| (bfd *, int); |
| |
| unsigned int _bfd_coff_default_section_alignment_power; |
| bool _bfd_coff_force_symnames_in_strings; |
| unsigned int _bfd_coff_debug_string_prefix_length; |
| unsigned int _bfd_coff_max_nscns; |
| |
| void (*_bfd_coff_swap_filehdr_in) |
| (bfd *, void *, void *); |
| |
| void (*_bfd_coff_swap_aouthdr_in) |
| (bfd *, void *, void *); |
| |
| void (*_bfd_coff_swap_scnhdr_in) |
| (bfd *, void *, void *); |
| |
| void (*_bfd_coff_swap_reloc_in) |
| (bfd *abfd, void *, void *); |
| |
| bool (*_bfd_coff_bad_format_hook) |
| (bfd *, void *); |
| |
| bool (*_bfd_coff_set_arch_mach_hook) |
| (bfd *, void *); |
| |
| void * (*_bfd_coff_mkobject_hook) |
| (bfd *, void *, void *); |
| |
| bool (*_bfd_styp_to_sec_flags_hook) |
| (bfd *, void *, const char *, asection *, flagword *); |
| |
| void (*_bfd_set_alignment_hook) |
| (bfd *, asection *, void *); |
| |
| bool (*_bfd_coff_slurp_symbol_table) |
| (bfd *); |
| |
| bool (*_bfd_coff_symname_in_debug) |
| (bfd *, struct internal_syment *); |
| |
| bool (*_bfd_coff_pointerize_aux_hook) |
| (bfd *, combined_entry_type *, combined_entry_type *, |
| unsigned int, combined_entry_type *); |
| |
| bool (*_bfd_coff_print_aux) |
| (bfd *, FILE *, combined_entry_type *, combined_entry_type *, |
| combined_entry_type *, unsigned int); |
| |
| bool (*_bfd_coff_reloc16_extra_cases) |
| (bfd *, struct bfd_link_info *, struct bfd_link_order *, arelent *, |
| bfd_byte *, size_t *, size_t *); |
| |
| int (*_bfd_coff_reloc16_estimate) |
| (bfd *, asection *, arelent *, unsigned int, |
| struct bfd_link_info *); |
| |
| enum coff_symbol_classification (*_bfd_coff_classify_symbol) |
| (bfd *, struct internal_syment *); |
| |
| bool (*_bfd_coff_compute_section_file_positions) |
| (bfd *); |
| |
| bool (*_bfd_coff_start_final_link) |
| (bfd *, struct bfd_link_info *); |
| |
| bool (*_bfd_coff_relocate_section) |
| (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, |
| struct internal_reloc *, struct internal_syment *, asection **); |
| |
| reloc_howto_type *(*_bfd_coff_rtype_to_howto) |
| (bfd *, asection *, struct internal_reloc *, |
| struct coff_link_hash_entry *, struct internal_syment *, bfd_vma *); |
| |
| bool (*_bfd_coff_adjust_symndx) |
| (bfd *, struct bfd_link_info *, bfd *, asection *, |
| struct internal_reloc *, bool *); |
| |
| bool (*_bfd_coff_link_add_one_symbol) |
| (struct bfd_link_info *, bfd *, const char *, flagword, |
| asection *, bfd_vma, const char *, bool, bool, |
| struct bfd_link_hash_entry **); |
| |
| bool (*_bfd_coff_link_output_has_begun) |
| (bfd *, struct coff_final_link_info *); |
| |
| bool (*_bfd_coff_final_link_postscript) |
| (bfd *, struct coff_final_link_info *); |
| |
| bool (*_bfd_coff_print_pdata) |
| (bfd *, void *); |
| |
| } bfd_coff_backend_data; |
| |
| #define coff_backend_info(abfd) \ |
| ((const bfd_coff_backend_data *) (abfd)->xvec->backend_data) |
| |
| #define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \ |
| ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i)) |
| |
| #define bfd_coff_swap_sym_in(a,e,i) \ |
| ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i)) |
| |
| #define bfd_coff_swap_lineno_in(a,e,i) \ |
| ((coff_backend_info ( a)->_bfd_coff_swap_lineno_in) (a,e,i)) |
| |
| #define bfd_coff_swap_reloc_out(abfd, i, o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_out) (abfd, i, o)) |
| |
| #define bfd_coff_swap_lineno_out(abfd, i, o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o)) |
| |
| #define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \ |
| ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o)) |
| |
| #define bfd_coff_swap_sym_out(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o)) |
| |
| #define bfd_coff_swap_scnhdr_out(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_out) (abfd, i, o)) |
| |
| #define bfd_coff_swap_filehdr_out(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_out) (abfd, i, o)) |
| |
| #define bfd_coff_swap_aouthdr_out(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_out) (abfd, i, o)) |
| |
| #define bfd_coff_filhsz(abfd) (coff_backend_info (abfd)->_bfd_filhsz) |
| #define bfd_coff_aoutsz(abfd) (coff_backend_info (abfd)->_bfd_aoutsz) |
| #define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz) |
| #define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz) |
| #define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz) |
| #define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz) |
| #define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz) |
| #define bfd_coff_filnmlen(abfd) (coff_backend_info (abfd)->_bfd_filnmlen) |
| #define bfd_coff_long_filenames(abfd) \ |
| (coff_backend_info (abfd)->_bfd_coff_long_filenames) |
| #define bfd_coff_long_section_names(abfd) \ |
| (coff_data (abfd)->long_section_names) |
| #define bfd_coff_set_long_section_names(abfd, enable) \ |
| ((coff_backend_info (abfd)->_bfd_coff_set_long_section_names) (abfd, enable)) |
| #define bfd_coff_default_section_alignment_power(abfd) \ |
| (coff_backend_info (abfd)->_bfd_coff_default_section_alignment_power) |
| #define bfd_coff_max_nscns(abfd) \ |
| (coff_backend_info (abfd)->_bfd_coff_max_nscns) |
| |
| #define bfd_coff_swap_filehdr_in(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o)) |
| |
| #define bfd_coff_swap_aouthdr_in(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_in) (abfd, i, o)) |
| |
| #define bfd_coff_swap_scnhdr_in(abfd, i,o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o)) |
| |
| #define bfd_coff_swap_reloc_in(abfd, i, o) \ |
| ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o)) |
| |
| #define bfd_coff_bad_format_hook(abfd, filehdr) \ |
| ((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr)) |
| |
| #define bfd_coff_set_arch_mach_hook(abfd, filehdr)\ |
| ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr)) |
| #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\ |
| ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook)\ |
| (abfd, filehdr, aouthdr)) |
| |
| #define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section, flags_ptr)\ |
| ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\ |
| (abfd, scnhdr, name, section, flags_ptr)) |
| |
| #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\ |
| ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr)) |
| |
| #define bfd_coff_slurp_symbol_table(abfd)\ |
| ((coff_backend_info (abfd)->_bfd_coff_slurp_symbol_table) (abfd)) |
| |
| #define bfd_coff_symname_in_debug(abfd, sym)\ |
| ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym)) |
| |
| #define bfd_coff_force_symnames_in_strings(abfd)\ |
| (coff_backend_info (abfd)->_bfd_coff_force_symnames_in_strings) |
| |
| #define bfd_coff_debug_string_prefix_length(abfd)\ |
| (coff_backend_info (abfd)->_bfd_coff_debug_string_prefix_length) |
| |
| #define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\ |
| ((coff_backend_info (abfd)->_bfd_coff_print_aux)\ |
| (abfd, file, base, symbol, aux, indaux)) |
| |
| #define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order,\ |
| reloc, data, src_ptr, dst_ptr)\ |
| ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\ |
| (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)) |
| |
| #define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\ |
| ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\ |
| (abfd, section, reloc, shrink, link_info)) |
| |
| #define bfd_coff_classify_symbol(abfd, sym)\ |
| ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\ |
| (abfd, sym)) |
| |
| #define bfd_coff_compute_section_file_positions(abfd)\ |
| ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\ |
| (abfd)) |
| |
| #define bfd_coff_start_final_link(obfd, info)\ |
| ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\ |
| (obfd, info)) |
| #define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\ |
| ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\ |
| (obfd, info, ibfd, o, con, rel, isyms, secs)) |
| #define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\ |
| ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\ |
| (abfd, sec, rel, h, sym, addendp)) |
| #define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\ |
| ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\ |
| (obfd, info, ibfd, sec, rel, adjustedp)) |
| #define bfd_coff_link_add_one_symbol(info, abfd, name, flags, section,\ |
| value, string, cp, coll, hashp)\ |
| ((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\ |
| (info, abfd, name, flags, section, value, string, cp, coll, hashp)) |
| |
| #define bfd_coff_link_output_has_begun(a,p) \ |
| ((coff_backend_info (a)->_bfd_coff_link_output_has_begun) (a, p)) |
| #define bfd_coff_final_link_postscript(a,p) \ |
| ((coff_backend_info (a)->_bfd_coff_final_link_postscript) (a, p)) |
| |
| #define bfd_coff_have_print_pdata(a) \ |
| (coff_backend_info (a)->_bfd_coff_print_pdata) |
| #define bfd_coff_print_pdata(a,p) \ |
| ((coff_backend_info (a)->_bfd_coff_print_pdata) (a, p)) |
| |
| /* Macro: Returns true if the bfd is a PE executable as opposed to a |
| PE object file. */ |
| #define bfd_pei_p(abfd) \ |
| (startswith ((abfd)->xvec->name, "pei-")) |
| #ifdef __cplusplus |
| } |
| #endif |
| #endif |