diff options
Diffstat (limited to 'contrib/binutils/bfd/binary.c')
| -rw-r--r-- | contrib/binutils/bfd/binary.c | 154 |
1 files changed, 64 insertions, 90 deletions
diff --git a/contrib/binutils/bfd/binary.c b/contrib/binutils/bfd/binary.c index 65f46af..b5347dd 100644 --- a/contrib/binutils/bfd/binary.c +++ b/contrib/binutils/bfd/binary.c @@ -1,6 +1,6 @@ /* BFD back-end for binary objects. - Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 - Free Software Foundation, Inc. + Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006, 2007 Free Software Foundation, Inc. Written by Ian Lance Taylor, Cygnus Support, <ian@cygnus.com> This file is part of BFD, the Binary File Descriptor library. @@ -17,7 +17,7 @@ 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. */ + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* This is a BFD backend which may be used to write binary objects. It may only be used for output, not input. The intention is that @@ -32,8 +32,8 @@ the file. objcopy cooperates by specially setting the start address to zero by default. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "safe-ctype.h" #include "libbfd.h" @@ -41,18 +41,6 @@ a start symbol, an end symbol, and an absolute length symbol. */ #define BIN_SYMS 3 -static bfd_boolean binary_mkobject PARAMS ((bfd *)); -static const bfd_target *binary_object_p PARAMS ((bfd *)); -static bfd_boolean binary_get_section_contents - PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type)); -static long binary_get_symtab_upper_bound PARAMS ((bfd *)); -static char *mangle_name PARAMS ((bfd *, char *)); -static long binary_canonicalize_symtab PARAMS ((bfd *, asymbol **)); -static void binary_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *)); -static bfd_boolean binary_set_section_contents - PARAMS ((bfd *, asection *, const PTR, file_ptr, bfd_size_type)); -static int binary_sizeof_headers PARAMS ((bfd *, bfd_boolean)); - /* Set by external programs - specifies the BFD architecture and machine number to be uses when creating binary BFDs. */ enum bfd_architecture bfd_external_binary_architecture = bfd_arch_unknown; @@ -61,8 +49,7 @@ unsigned long bfd_external_machine = 0; /* Create a binary object. Invoked via bfd_set_format. */ static bfd_boolean -binary_mkobject (abfd) - bfd *abfd ATTRIBUTE_UNUSED; +binary_mkobject (bfd *abfd ATTRIBUTE_UNUSED) { return TRUE; } @@ -72,11 +59,11 @@ binary_mkobject (abfd) being binary. */ static const bfd_target * -binary_object_p (abfd) - bfd *abfd; +binary_object_p (bfd *abfd) { struct stat statbuf; asection *sec; + flagword flags; if (abfd->target_defaulted) { @@ -94,15 +81,15 @@ binary_object_p (abfd) } /* One data section. */ - sec = bfd_make_section (abfd, ".data"); + flags = SEC_ALLOC | SEC_LOAD | SEC_DATA | SEC_HAS_CONTENTS; + sec = bfd_make_section_with_flags (abfd, ".data", flags); if (sec == NULL) return NULL; - sec->flags = SEC_ALLOC | SEC_LOAD | SEC_DATA | SEC_HAS_CONTENTS; sec->vma = 0; - sec->_raw_size = statbuf.st_size; + sec->size = statbuf.st_size; sec->filepos = 0; - abfd->tdata.any = (PTR) sec; + abfd->tdata.any = (void *) sec; if (bfd_get_arch_info (abfd) != NULL) { @@ -115,19 +102,18 @@ binary_object_p (abfd) return abfd->xvec; } -#define binary_close_and_cleanup _bfd_generic_close_and_cleanup -#define binary_bfd_free_cached_info _bfd_generic_bfd_free_cached_info -#define binary_new_section_hook _bfd_generic_new_section_hook +#define binary_close_and_cleanup _bfd_generic_close_and_cleanup +#define binary_bfd_free_cached_info _bfd_generic_bfd_free_cached_info +#define binary_new_section_hook _bfd_generic_new_section_hook /* Get contents of the only section. */ static bfd_boolean -binary_get_section_contents (abfd, section, location, offset, count) - bfd *abfd; - asection *section ATTRIBUTE_UNUSED; - PTR location; - file_ptr offset; - bfd_size_type count; +binary_get_section_contents (bfd *abfd, + asection *section ATTRIBUTE_UNUSED, + void * location, + file_ptr offset, + bfd_size_type count) { if (bfd_seek (abfd, offset, SEEK_SET) != 0 || bfd_bread (location, count, abfd) != count) @@ -138,8 +124,7 @@ binary_get_section_contents (abfd, section, location, offset, count) /* Return the amount of memory needed to read the symbol table. */ static long -binary_get_symtab_upper_bound (abfd) - bfd *abfd ATTRIBUTE_UNUSED; +binary_get_symtab_upper_bound (bfd *abfd ATTRIBUTE_UNUSED) { return (BIN_SYMS + 1) * sizeof (asymbol *); } @@ -147,9 +132,7 @@ binary_get_symtab_upper_bound (abfd) /* Create a symbol name based on the bfd's filename. */ static char * -mangle_name (abfd, suffix) - bfd *abfd; - char *suffix; +mangle_name (bfd *abfd, char *suffix) { bfd_size_type size; char *buf; @@ -159,7 +142,7 @@ mangle_name (abfd, suffix) + strlen (suffix) + sizeof "_binary__"); - buf = (char *) bfd_alloc (abfd, size); + buf = bfd_alloc (abfd, size); if (buf == NULL) return ""; @@ -176,16 +159,14 @@ mangle_name (abfd, suffix) /* Return the symbol table. */ static long -binary_canonicalize_symtab (abfd, alocation) - bfd *abfd; - asymbol **alocation; +binary_canonicalize_symtab (bfd *abfd, asymbol **alocation) { asection *sec = (asection *) abfd->tdata.any; asymbol *syms; unsigned int i; bfd_size_type amt = BIN_SYMS * sizeof (asymbol); - syms = (asymbol *) bfd_alloc (abfd, amt); + syms = bfd_alloc (abfd, amt); if (syms == NULL) return 0; @@ -200,7 +181,7 @@ binary_canonicalize_symtab (abfd, alocation) /* End symbol. */ syms[1].the_bfd = abfd; syms[1].name = mangle_name (abfd, "end"); - syms[1].value = sec->_raw_size; + syms[1].value = sec->size; syms[1].flags = BSF_GLOBAL; syms[1].section = sec; syms[1].udata.p = NULL; @@ -208,7 +189,7 @@ binary_canonicalize_symtab (abfd, alocation) /* Size symbol. */ syms[2].the_bfd = abfd; syms[2].name = mangle_name (abfd, "size"); - syms[2].value = sec->_raw_size; + syms[2].value = sec->size; syms[2].flags = BSF_GLOBAL; syms[2].section = bfd_abs_section_ptr; syms[2].udata.p = NULL; @@ -220,32 +201,27 @@ binary_canonicalize_symtab (abfd, alocation) return BIN_SYMS; } -#define binary_make_empty_symbol _bfd_generic_make_empty_symbol -#define binary_print_symbol _bfd_nosymbols_print_symbol +#define binary_make_empty_symbol _bfd_generic_make_empty_symbol +#define binary_print_symbol _bfd_nosymbols_print_symbol /* Get information about a symbol. */ static void -binary_get_symbol_info (ignore_abfd, symbol, ret) - bfd *ignore_abfd ATTRIBUTE_UNUSED; - asymbol *symbol; - symbol_info *ret; +binary_get_symbol_info (bfd *ignore_abfd ATTRIBUTE_UNUSED, + asymbol *symbol, + symbol_info *ret) { bfd_symbol_info (symbol, ret); } -#define binary_bfd_is_local_label_name bfd_generic_is_local_label_name -#define binary_get_lineno _bfd_nosymbols_get_lineno -#define binary_find_nearest_line _bfd_nosymbols_find_nearest_line -#define binary_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol -#define binary_read_minisymbols _bfd_generic_read_minisymbols -#define binary_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol - -#define binary_get_reloc_upper_bound \ - ((long (*) PARAMS ((bfd *, asection *))) bfd_0l) -#define binary_canonicalize_reloc \ - ((long (*) PARAMS ((bfd *, asection *, arelent **, asymbol **))) bfd_0l) -#define binary_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup +#define binary_bfd_is_local_label_name bfd_generic_is_local_label_name +#define binary_get_lineno _bfd_nosymbols_get_lineno +#define binary_find_nearest_line _bfd_nosymbols_find_nearest_line +#define binary_find_inliner_info _bfd_nosymbols_find_inliner_info +#define binary_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol +#define binary_read_minisymbols _bfd_generic_read_minisymbols +#define binary_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol +#define binary_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) /* Set the architecture of a binary file. */ #define binary_set_arch_mach _bfd_generic_set_arch_mach @@ -253,12 +229,11 @@ binary_get_symbol_info (ignore_abfd, symbol, ret) /* Write section contents of a binary file. */ static bfd_boolean -binary_set_section_contents (abfd, sec, data, offset, size) - bfd *abfd; - asection *sec; - const PTR data; - file_ptr offset; - bfd_size_type size; +binary_set_section_contents (bfd *abfd, + asection *sec, + const void * data, + file_ptr offset, + bfd_size_type size) { if (size == 0) return TRUE; @@ -278,7 +253,7 @@ binary_set_section_contents (abfd, sec, data, offset, size) if (((s->flags & (SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_NEVER_LOAD)) == (SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC)) - && (s->_raw_size > 0) + && (s->size > 0) && (! found_low || s->lma < low)) { low = s->lma; @@ -294,7 +269,7 @@ binary_set_section_contents (abfd, sec, data, offset, size) if ((s->flags & (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_NEVER_LOAD)) != (SEC_HAS_CONTENTS | SEC_ALLOC) - || (s->_raw_size == 0)) + || (s->size == 0)) continue; /* If attempting to generate a binary file from a bfd with @@ -327,27 +302,26 @@ binary_set_section_contents (abfd, sec, data, offset, size) /* No space is required for header information. */ static int -binary_sizeof_headers (abfd, exec) - bfd *abfd ATTRIBUTE_UNUSED; - bfd_boolean exec ATTRIBUTE_UNUSED; +binary_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, + struct bfd_link_info *info ATTRIBUTE_UNUSED) { return 0; } -#define binary_bfd_get_relocated_section_contents \ - bfd_generic_get_relocated_section_contents -#define binary_bfd_relax_section bfd_generic_relax_section -#define binary_bfd_gc_sections bfd_generic_gc_sections -#define binary_bfd_merge_sections bfd_generic_merge_sections -#define binary_bfd_discard_group bfd_generic_discard_group -#define binary_bfd_link_hash_table_create _bfd_generic_link_hash_table_create -#define binary_bfd_link_hash_table_free _bfd_generic_link_hash_table_free -#define binary_bfd_link_just_syms _bfd_generic_link_just_syms -#define binary_bfd_link_add_symbols _bfd_generic_link_add_symbols -#define binary_bfd_final_link _bfd_generic_final_link -#define binary_bfd_link_split_section _bfd_generic_link_split_section -#define binary_get_section_contents_in_window \ - _bfd_generic_get_section_contents_in_window +#define binary_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents +#define binary_bfd_relax_section bfd_generic_relax_section +#define binary_bfd_gc_sections bfd_generic_gc_sections +#define binary_bfd_merge_sections bfd_generic_merge_sections +#define binary_bfd_is_group_section bfd_generic_is_group_section +#define binary_bfd_discard_group bfd_generic_discard_group +#define binary_section_already_linked _bfd_generic_section_already_linked +#define binary_bfd_link_hash_table_create _bfd_generic_link_hash_table_create +#define binary_bfd_link_hash_table_free _bfd_generic_link_hash_table_free +#define binary_bfd_link_just_syms _bfd_generic_link_just_syms +#define binary_bfd_link_add_symbols _bfd_generic_link_add_symbols +#define binary_bfd_final_link _bfd_generic_final_link +#define binary_bfd_link_split_section _bfd_generic_link_split_section +#define binary_get_section_contents_in_window _bfd_generic_get_section_contents_in_window const bfd_target binary_vec = { @@ -369,7 +343,7 @@ const bfd_target binary_vec = bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ { /* bfd_check_format */ _bfd_dummy_target, - binary_object_p, /* bfd_check_format */ + binary_object_p, _bfd_dummy_target, _bfd_dummy_target, }, @@ -391,7 +365,7 @@ const bfd_target binary_vec = BFD_JUMP_TABLE_CORE (_bfd_nocore), BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), BFD_JUMP_TABLE_SYMBOLS (binary), - BFD_JUMP_TABLE_RELOCS (binary), + BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), BFD_JUMP_TABLE_WRITE (binary), BFD_JUMP_TABLE_LINK (binary), BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), |
