/* BFD COFF object file private structure.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
- Free Software Foundation, Inc.
+ Copyright (C) 1990-2021 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
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"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
/* Object file tdata; access macros. */
#define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
-#define exec_hdr(bfd) (coff_data (bfd)->hdr)
-#define obj_pe(bfd) (coff_data (bfd)->pe)
+#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_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_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)
unsigned long raw_syment_count;
/* These are only valid once writing has begun. */
- long int relocbase;
+ unsigned long int relocbase;
/* These members communicate important constants about the symbol table
to GDB's symbol-reading code. These `constants' unfortunately vary
_bfd_coff_get_external_symbols. */
void * external_syms;
/* If this is TRUE, the external_syms may not be freed. */
- bfd_boolean keep_syms;
+ bool keep_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;
/* If this is TRUE, the strings may not be freed. */
- bfd_boolean keep_strings;
+ bool keep_strings;
/* If this is TRUE, the strings have been written out already. */
- bfd_boolean strings_written;
+ bool strings_written;
/* Is this a PE format coff file? */
int pe;
used by ARM code. */
flagword flags;
+ /* Is this a GO32 coff file? */
+ bool go32;
+
+ /* 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;
} coff_data_type;
/* Tdata for pe image files. */
struct internal_extra_pe_aouthdr pe_opthdr;
int dll;
int has_reloc_section;
- bfd_boolean (*in_reloc_p) (bfd *, reloc_howto_type *);
+ int dont_strip_reloc;
+ int dos_message[16];
+ /* 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;
} pe_data_type;
#define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
coff_data_type coff;
/* TRUE if this is an XCOFF64 file. */
- bfd_boolean xcoff64;
+ bool xcoff64;
/* TRUE if a large a.out header should be generated. */
- bfd_boolean full_aouthdr;
+ bool full_aouthdr;
/* TOC value. */
bfd_vma toc;
macro is only ever applied to an asymbol. */
#define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
-/* The used_by_bfd field of a section may be set to a pointer to this
- structure. */
-
-struct coff_section_tdata
-{
- /* The relocs, swapped into COFF internal form. This may be NULL. */
- struct internal_reloc *relocs;
- /* If this is TRUE, the relocs entry may not be freed. */
- bfd_boolean keep_relocs;
- /* The section contents. This may be NULL. */
- bfd_byte *contents;
- /* If this is TRUE, the contents entry may not be freed. */
- bfd_boolean keep_contents;
- /* Information cached by coff_find_nearest_line. */
- bfd_vma offset;
- unsigned int i;
- const char *function;
- /* Optional information about a COMDAT entry; NULL if not COMDAT. */
- struct coff_comdat_info *comdat;
- int line_base;
- /* A pointer used for .stab linking optimizations. */
- void * stab_info;
- /* Available for individual backends. */
- void * tdata;
-};
-
-/* An accessor macro for the coff_section_tdata structure. */
-#define coff_section_data(abfd, sec) \
- ((struct coff_section_tdata *) (sec)->used_by_bfd)
-
/* Tdata for sections in XCOFF files. This is used by the linker. */
struct xcoff_section_tdata
{
struct bfd_link_hash_entry root;
- /* Symbol index in output file. Set to -1 initially. Set to -2 if
- there is a reloc against this symbol. */
+ /* 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 class;
+ unsigned char symbol_class;
/* Number of auxiliary entries. */
char numaux;
struct stab_info stab_info;
};
+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) \
#define coff_link_hash_traverse(table, func, info) \
(bfd_link_hash_traverse \
(&(table)->root, \
- (bfd_boolean (*) (struct bfd_link_hash_entry *, void *)) (func), \
+ (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))
/* Functions in coffgen.c. */
-extern const bfd_target *coff_object_p
+extern bfd_cleanup coff_object_p
(bfd *);
extern struct bfd_section *coff_section_from_bfd_index
(bfd *, int);
(bfd *, asymbol **);
extern int coff_count_linenumbers
(bfd *);
-extern struct coff_symbol_struct *coff_symbol_from
- (bfd *, asymbol *);
-extern bfd_boolean coff_renumber_symbols
+extern bool coff_renumber_symbols
(bfd *, int *);
extern void coff_mangle_symbols
(bfd *);
-extern bfd_boolean coff_write_symbols
+extern bool coff_write_symbols
(bfd *);
-extern bfd_boolean coff_write_linenumbers
+extern bool coff_write_alien_symbol
+ (bfd *, asymbol *, struct internal_syment *, union internal_auxent *,
+ bfd_vma *, bfd_size_type *, 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 bfd_boolean _bfd_coff_get_external_symbols
+extern bool _bfd_coff_get_external_symbols
(bfd *);
extern const char *_bfd_coff_read_string_table
(bfd *);
-extern bfd_boolean _bfd_coff_free_symbols
+extern bool _bfd_coff_free_symbols
(bfd *);
extern struct coff_ptr_struct *coff_get_normalized_symtab
(bfd *);
(bfd *, void * filep, asymbol *, bfd_print_symbol_type);
extern void coff_get_symbol_info
(bfd *, asymbol *, symbol_info *ret);
-extern bfd_boolean _bfd_coff_is_local_label_name
+#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 *, void *, unsigned long);
-extern bfd_boolean coff_find_nearest_line
- (bfd *, asection *, asymbol **, bfd_vma, const char **,
- const char **, unsigned int *);
-extern bfd_boolean coff_find_inliner_info
+extern bool coff_find_nearest_line
+ (bfd *, asymbol **, asection *, bfd_vma,
+ const char **, const char **, unsigned int *, unsigned int *);
+#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 bfd_boolean bfd_coff_reloc16_relax_section
- (bfd *, asection *, struct bfd_link_info *, bfd_boolean *);
+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 *, bfd_boolean, asymbol **);
+ 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_close_and_cleanup
+ (bfd *);
/* Functions and types in cofflink.c. */
struct coff_debug_merge_type *next;
/* Class of type. */
- int class;
+ int type_class;
/* Symbol index where this type is defined. */
long indx;
/* Output BFD. */
bfd *output_bfd;
/* Used to indicate failure in traversal routine. */
- bfd_boolean failed;
+ 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. */
- bfd_boolean 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
extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
(struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
-extern bfd_boolean _bfd_coff_link_hash_table_init
+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 *,
(bfd *);
extern const char *_bfd_coff_internal_syment_name
(bfd *, const struct internal_syment *, char *);
-extern bfd_boolean _bfd_coff_link_add_symbols
+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 bfd_boolean _bfd_coff_final_link
+extern bool _bfd_coff_final_link
(bfd *, struct bfd_link_info *);
extern struct internal_reloc *_bfd_coff_read_internal_relocs
- (bfd *, asection *, bfd_boolean, bfd_byte *, bfd_boolean,
+ (bfd *, asection *, bool, bfd_byte *, bool,
struct internal_reloc *);
-extern bfd_boolean _bfd_coff_generic_relocate_section
+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 bfd_boolean _bfd_coff_write_global_sym
- (struct coff_link_hash_entry *, void *);
-extern bfd_boolean _bfd_coff_write_task_globals
+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 bfd_boolean _bfd_coff_link_input_bfd
+extern bool _bfd_coff_link_input_bfd
(struct coff_final_link_info *, bfd *);
-extern bfd_boolean _bfd_coff_reloc_link_order
+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 *);
#define coff_get_section_contents_in_window \
_bfd_generic_get_section_contents_in_window
(bfd *, arelent **, asymbol **);
extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
(bfd *);
-extern void _bfd_xcoff_bfd_link_hash_table_free
- (struct bfd_link_hash_table *);
-extern bfd_boolean _bfd_xcoff_bfd_link_add_symbols
+extern bool _bfd_xcoff_bfd_link_add_symbols
(bfd *, struct bfd_link_info *);
-extern bfd_boolean _bfd_xcoff_bfd_final_link
+extern bool _bfd_xcoff_bfd_final_link
(bfd *, struct bfd_link_info *);
-extern bfd_boolean _bfd_xcoff_define_common_symbol
+extern bool _bfd_xcoff_define_common_symbol
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
-extern bfd_boolean _bfd_ppc_xcoff_relocate_section
+extern bool _bfd_ppc_xcoff_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **);
-
-/* Functions in coff-ppc.c. FIXME: These are called by pe.em in the
- linker, and so should start with bfd and be declared in bfd.h. */
-
-extern bfd_boolean ppc_allocate_toc_section
- (struct bfd_link_info *);
-extern bfd_boolean ppc_process_before_allocation
- (bfd *, struct bfd_link_info *);
-
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