X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Firix-core.c;h=006e6a751b1347657db4de51a281e0dc6ea94c34;hb=f6af82bd4470673eef9562d4ed3a2717c1d749ab;hp=08f2a12145d216bf864ab6496c08cb52ab1371b6;hpb=326e32d7ce8a83f59192657c48c9b9980466b939;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/irix-core.c b/bfd/irix-core.c index 08f2a12145..006e6a751b 100644 --- a/bfd/irix-core.c +++ b/bfd/irix-core.c @@ -1,5 +1,5 @@ /* BFD back-end for Irix core files. - Copyright 1993 Free Software Foundation, Inc. + Copyright 1993, 94, 95, 96, 1997 Free Software Foundation, Inc. Written by Stu Grossman, Cygnus Support. Converted to back-end form by Ian Lance Taylor, Cygnus Support @@ -17,14 +17,10 @@ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* This file can only be compiled on systems which use Irix style core - files (namely, Irix 4 and Irix 5, so far). In the config/XXXXXX.mh - file for such a system add - HDEFINES=-DIRIX_CORE - HDEPFILES=irix-core.o - */ + files (namely, Irix 4 and Irix 5, so far). */ #include "bfd.h" #include "sysdep.h" @@ -44,6 +40,16 @@ struct sgi_core_struct #define core_signal(bfd) (core_hdr(bfd)->sig) #define core_command(bfd) (core_hdr(bfd)->cmd) +static asection *make_bfd_asection + PARAMS ((bfd *, CONST char *, flagword, bfd_size_type, bfd_vma, file_ptr)); +static const bfd_target *irix_core_core_file_p PARAMS ((bfd *)); +static char *irix_core_core_file_failing_command PARAMS ((bfd *)); +static int irix_core_core_file_failing_signal PARAMS ((bfd *)); +static boolean irix_core_core_file_matches_executable_p + PARAMS ((bfd *, bfd *)); +static asymbol *irix_core_make_empty_symbol PARAMS ((bfd *)); +static void swap_abort PARAMS ((void)); + static asection * make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos) bfd *abfd; @@ -68,7 +74,7 @@ make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos) return asect; } -static bfd_target * +static const bfd_target * irix_core_core_file_p (abfd) bfd *abfd; { @@ -80,9 +86,16 @@ irix_core_core_file_p (abfd) val = bfd_read ((PTR)&coreout, 1, sizeof coreout, abfd); if (val != sizeof coreout) - return 0; + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return 0; + } - if (coreout.c_magic != CORE_MAGIC +#ifndef CORE_MAGICN32 +#define CORE_MAGICN32 CORE_MAGIC +#endif + if ((coreout.c_magic != CORE_MAGIC && coreout.c_magic != CORE_MAGICN32) || coreout.c_version != CORE_VERSION1) return 0; @@ -93,7 +106,8 @@ irix_core_core_file_p (abfd) strncpy (core_command (abfd), coreout.c_name, CORE_NAMESIZE); core_signal (abfd) = coreout.c_sigcause; - bfd_seek (abfd, coreout.c_vmapoffset, SEEK_SET); + if (bfd_seek (abfd, coreout.c_vmapoffset, SEEK_SET) != 0) + return NULL; for (i = 0; i < coreout.c_nvmap; i++) { @@ -120,12 +134,16 @@ irix_core_core_file_p (abfd) continue; } + /* A file offset of zero means that the section is not contained + in the corefile. */ + if (vmap.v_offset == 0) + continue; + if (!make_bfd_asection (abfd, secname, SEC_ALLOC+SEC_LOAD+SEC_HAS_CONTENTS, vmap.v_len, vmap.v_vaddr, - vmap.v_offset, - 2)) + vmap.v_offset)) return NULL; } @@ -139,10 +157,11 @@ irix_core_core_file_p (abfd) || idf->i_offset + idf->i_len != ids->i_offset) return 0; /* Can't deal with non-contig regs */ - bfd_seek (abfd, idg->i_offset, SEEK_SET); + if (bfd_seek (abfd, idg->i_offset, SEEK_SET) != 0) + return NULL; make_bfd_asection (abfd, ".reg", - SEC_ALLOC+SEC_HAS_CONTENTS, + SEC_HAS_CONTENTS, idg->i_len + idf->i_len + ids->i_len, 0, idg->i_offset); @@ -183,72 +202,20 @@ irix_core_make_empty_symbol (abfd) return new; } -#define irix_core_openr_next_archived_file bfd_generic_openr_next_archived_file -#define irix_core_generic_stat_arch_elt bfd_generic_stat_arch_elt -#define irix_core_slurp_armap bfd_false -#define irix_core_slurp_extended_name_table bfd_true -#define irix_core_write_armap (boolean (*) PARAMS \ - ((bfd *arch, unsigned int elength, struct orl *map, \ - unsigned int orl_count, int stridx))) bfd_false -#define irix_core_truncate_arname bfd_dont_truncate_arname - -#define irix_core_close_and_cleanup bfd_generic_close_and_cleanup -#define irix_core_set_section_contents (boolean (*) PARAMS \ - ((bfd *abfd, asection *section, PTR data, file_ptr offset, \ - bfd_size_type count))) bfd_generic_set_section_contents -#define irix_core_get_section_contents bfd_generic_get_section_contents -#define irix_core_new_section_hook (boolean (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_true -#define irix_core_get_symtab_upper_bound bfd_0l -#define irix_core_get_symtab (long (*) PARAMS \ - ((bfd *, struct symbol_cache_entry **))) bfd_0l -#define irix_core_get_reloc_upper_bound (long (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_0l -#define irix_core_canonicalize_reloc (long (*) PARAMS \ - ((bfd *, sec_ptr, arelent **, struct symbol_cache_entry**))) bfd_0l -#define irix_core_print_symbol (void (*) PARAMS \ - ((bfd *, PTR, struct symbol_cache_entry *, \ - bfd_print_symbol_type))) bfd_false -#define irix_core_get_symbol_info (void (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *, \ - symbol_info *))) bfd_false -#define irix_core_get_lineno (alent * (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *))) bfd_nullvoidptr -#define irix_core_set_arch_mach (boolean (*) PARAMS \ - ((bfd *, enum bfd_architecture, unsigned long))) bfd_false -#define irix_core_find_nearest_line (boolean (*) PARAMS \ - ((bfd *abfd, struct sec *section, \ - struct symbol_cache_entry **symbols,bfd_vma offset, \ - CONST char **file, CONST char **func, unsigned int *line))) bfd_false -#define irix_core_sizeof_headers (int (*) PARAMS \ - ((bfd *, boolean))) bfd_0 - -#define irix_core_bfd_debug_info_start bfd_void -#define irix_core_bfd_debug_info_end bfd_void -#define irix_core_bfd_debug_info_accumulate (void (*) PARAMS \ - ((bfd *, struct sec *))) bfd_void -#define irix_core_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents -#define irix_core_bfd_relax_section bfd_generic_relax_section -#define irix_core_bfd_reloc_type_lookup \ - ((CONST struct reloc_howto_struct *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) bfd_nullvoidptr) -#define irix_core_bfd_make_debug_symbol \ - ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) -#define irix_core_bfd_link_hash_table_create \ - ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr) -#define irix_core_bfd_link_add_symbols \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define irix_core_bfd_final_link \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) - -#define irix_core_bfd_copy_private_section_data \ - ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_false) -#define irix_core_bfd_copy_private_bfd_data \ - ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_false) -#define irix_core_bfd_is_local_label \ - ((boolean (*) PARAMS ((bfd *, asymbol *))) bfd_false) +#define irix_core_get_symtab_upper_bound _bfd_nosymbols_get_symtab_upper_bound +#define irix_core_get_symtab _bfd_nosymbols_get_symtab +#define irix_core_print_symbol _bfd_nosymbols_print_symbol +#define irix_core_get_symbol_info _bfd_nosymbols_get_symbol_info +#define irix_core_bfd_is_local_label_name \ + _bfd_nosymbols_bfd_is_local_label_name +#define irix_core_get_lineno _bfd_nosymbols_get_lineno +#define irix_core_find_nearest_line _bfd_nosymbols_find_nearest_line +#define irix_core_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol +#define irix_core_read_minisymbols _bfd_nosymbols_read_minisymbols +#define irix_core_minisymbol_to_symbol _bfd_nosymbols_minisymbol_to_symbol /* If somebody calls any byte-swapping routines, shoot them. */ -void +static void swap_abort() { abort(); /* This way doesn't require any declaration for ANSI to fuck up */ @@ -258,12 +225,12 @@ swap_abort() #define NO_SIGNED_GET \ ((bfd_signed_vma (*) PARAMS ((const bfd_byte *))) swap_abort ) -bfd_target irix_core_vec = +const bfd_target irix_core_vec = { "irix-core", bfd_target_unknown_flavour, - true, /* target byte order */ - true, /* target headers byte order */ + BFD_ENDIAN_BIG, /* target byte order */ + BFD_ENDIAN_BIG, /* target headers byte order */ (HAS_RELOC | EXEC_P | /* object flags */ HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), @@ -271,7 +238,6 @@ bfd_target irix_core_vec = 0, /* symbol prefix */ ' ', /* ar_pad_char */ 16, /* ar_max_namelen */ - 3, /* minimum alignment power */ NO_GET, NO_SIGNED_GET, NO_PUT, /* 64 bit data */ NO_GET, NO_SIGNED_GET, NO_PUT, /* 32 bit data */ NO_GET, NO_SIGNED_GET, NO_PUT, /* 16 bit data */ @@ -294,7 +260,18 @@ bfd_target irix_core_vec = bfd_false, bfd_false }, - JUMP_TABLE(irix_core), + BFD_JUMP_TABLE_GENERIC (_bfd_generic), + BFD_JUMP_TABLE_COPY (_bfd_generic), + BFD_JUMP_TABLE_CORE (irix_core), + BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), + BFD_JUMP_TABLE_SYMBOLS (irix_core), + BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), + BFD_JUMP_TABLE_WRITE (_bfd_generic), + BFD_JUMP_TABLE_LINK (_bfd_nolink), + BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), + + NULL, + (PTR) 0 /* backend_data */ };