X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Flibcoff-in.h;h=ae24b012da1175fc80c6cc0b8fcf905e8eddfb14;hb=eec8bf7eab693186badfd5285cf713d3e22205e2;hp=49b5f10b0a77579e8cb926026340d67fd2b67f72;hpb=0cb112f7400187275da81a05a9ad0534f1430139;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/libcoff-in.h b/bfd/libcoff-in.h index 49b5f10b0a..ae24b012da 100644 --- a/bfd/libcoff-in.h +++ b/bfd/libcoff-in.h @@ -1,5 +1,5 @@ /* BFD COFF object file private structure. - Copyright 1990-2013 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. @@ -19,14 +19,23 @@ 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 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) @@ -35,6 +44,7 @@ #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) @@ -53,7 +63,7 @@ typedef struct coff_tdata 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 @@ -70,15 +80,17 @@ typedef struct coff_tdata _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; @@ -103,9 +115,14 @@ typedef struct coff_tdata used by ARM code. */ flagword flags; - /* coff-stgo32 EXE stub header after BFD tdata has been allocated. Its data - is kept in internal_filehdr.go32stub beforehand. */ - char *go32stub; + /* 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. */ @@ -116,9 +133,20 @@ typedef struct pe_tdata int dll; int has_reloc_section; int dont_strip_reloc; - bfd_boolean insert_timestamp; - bfd_boolean (*in_reloc_p) (bfd *, reloc_howto_type *); + 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) @@ -131,10 +159,10 @@ struct xcoff_tdata 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; @@ -176,36 +204,6 @@ struct xcoff_tdata 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 @@ -245,8 +243,9 @@ struct coff_link_hash_entry { 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. */ @@ -279,6 +278,16 @@ struct coff_link_hash_table 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) \ @@ -291,7 +300,7 @@ struct coff_link_hash_table #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. */ @@ -299,7 +308,7 @@ struct coff_link_hash_table #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); @@ -309,28 +318,26 @@ extern long coff_canonicalize_symtab (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_alien_symbol - (bfd *, asymbol *, struct internal_syment *, bfd_vma *, - bfd_size_type *, asection **, bfd_size_type *); -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 *); @@ -342,33 +349,35 @@ extern void coff_print_symbol (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_nearest_line_discriminator - (bfd *, asection *, asymbol **, bfd_vma, const char **, - const char **, unsigned int *, unsigned int *); +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 bfd_boolean coff_find_nearest_line_with_names - (bfd *, const struct dwarf_debug_section *, asection *, asymbol **, - bfd_vma, const char **, const char **, unsigned int *); -extern bfd_boolean coff_find_inliner_info +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. */ @@ -467,11 +476,11 @@ struct coff_final_link_info /* 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 @@ -545,7 +554,7 @@ struct coff_section_alignment_entry 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 *, @@ -555,30 +564,33 @@ 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 bfd_boolean _bfd_coff_section_already_linked +extern bool _bfd_coff_section_already_linked (bfd *, asection *, struct bfd_link_info *); -extern bfd_boolean _bfd_coff_link_add_symbols +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 +extern bool _bfd_coff_write_global_sym (struct bfd_hash_entry *, void *); -extern bfd_boolean _bfd_coff_write_task_globals +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 @@ -595,22 +607,12 @@ 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 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 *);