X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=bfd%2Ftrad-core.c;h=ce1231edd8877d413667d152db83c518b33876cb;hb=ffb1a5e41d6e859f5876904d614105727b03f9a2;hp=bf7266b01fc2d1fd702087dbc674c5f4fd3de50b;hpb=6f4aac6cb936ca4f4d0f37cf0ae49f8fcc8cd821;p=platform%2Fupstream%2Fbinutils.git diff --git a/bfd/trad-core.c b/bfd/trad-core.c index bf7266b..ce1231e 100644 --- a/bfd/trad-core.c +++ b/bfd/trad-core.c @@ -1,92 +1,92 @@ /* BFD back end for traditional Unix core files (U-area and raw sections) - Copyright 1988, 1989, 1991, 1992, 1993 Free Software Foundation, Inc. + Copyright (C) 1988-2014 Free Software Foundation, Inc. Written by John Gilmore of Cygnus Support. -This file is part of BFD, the Binary File Descriptor library. + 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 2 of the License, or -(at your option) any later version. + 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. + 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ + 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. */ -/* To use this file on a particular host, configure the host with these - parameters in the config/h-HOST file: - - HDEFINES=-DTRAD_CORE - HDEPFILES=trad-core.o - - */ - -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #include "libaout.h" /* BFD a.out internal data structures */ -#include -#include #include -#include +#ifdef HAVE_DIRENT_H +# include +#else +# ifdef HAVE_SYS_NDIR_H +# include +# endif +# ifdef HAVE_SYS_DIR_H +# include +# endif +# ifdef HAVE_NDIR_H +# include +# endif +#endif #include #include /* After a.out.h */ -#if 0 -/* file.h is included by std-host.h. So we better not try to include it - twice; on some systems (dpx2) it is not protected against multiple - inclusion. I have checked that all the hosts which use this file - include sys/file.h in the hosts file. */ -#include + +#ifdef TRAD_HEADER +#include TRAD_HEADER #endif -#include +#ifndef NBPG +# define NBPG getpagesize() +#endif - struct trad_core_struct - { - asection *data_section; - asection *stack_section; - asection *reg_section; - struct user u; - } *rawptr; - -#define core_upage(bfd) (&((bfd)->tdata.trad_core_data->u)) -#define core_datasec(bfd) ((bfd)->tdata.trad_core_data->data_section) +struct trad_core_struct +{ + asection *data_section; + asection *stack_section; + asection *reg_section; + struct user u; +}; + +#define core_upage(bfd) (&((bfd)->tdata.trad_core_data->u)) +#define core_datasec(bfd) ((bfd)->tdata.trad_core_data->data_section) #define core_stacksec(bfd) ((bfd)->tdata.trad_core_data->stack_section) -#define core_regsec(bfd) ((bfd)->tdata.trad_core_data->reg_section) +#define core_regsec(bfd) ((bfd)->tdata.trad_core_data->reg_section) /* forward declarations */ -bfd_target * trad_unix_core_file_p PARAMS ((bfd *abfd)); -char * trad_unix_core_file_failing_command PARAMS ((bfd *abfd)); -int trad_unix_core_file_failing_signal PARAMS ((bfd *abfd)); -boolean trad_unix_core_file_matches_executable_p - PARAMS ((bfd *core_bfd, bfd *exec_bfd)); +#define trad_unix_core_file_matches_executable_p generic_core_file_matches_executable_p +#define trad_unix_core_file_pid _bfd_nocore_core_file_pid -/* Handle 4.2-style (and perhaps also sysV-style) core dump file. */ -/* ARGSUSED */ -bfd_target * -trad_unix_core_file_p (abfd) - bfd *abfd; +/* Handle 4.2-style (and perhaps also sysV-style) core dump file. */ +static const bfd_target * +trad_unix_core_file_p (bfd *abfd) { int val; struct user u; + struct trad_core_struct *rawptr; + bfd_size_type amt; + flagword flags; #ifdef TRAD_CORE_USER_OFFSET /* If defined, this macro is the file position of the user struct. */ - if (bfd_seek (abfd, TRAD_CORE_USER_OFFSET, SEEK_SET) != 0) + if (bfd_seek (abfd, (file_ptr) TRAD_CORE_USER_OFFSET, SEEK_SET) != 0) return 0; #endif - - val = bfd_read ((void *)&u, 1, sizeof u, abfd); + + val = bfd_bread ((void *) &u, (bfd_size_type) sizeof u, abfd); if (val != sizeof u) { /* Too small to be a core file */ @@ -95,7 +95,7 @@ trad_unix_core_file_p (abfd) } /* Sanity check perhaps??? */ - if (u.u_dsize > 0x1000000) /* Remember, it's in pages... */ + if (u.u_dsize > 0x1000000) /* Remember, it's in pages... */ { bfd_set_error (bfd_error_wrong_format); return 0; @@ -108,31 +108,29 @@ trad_unix_core_file_p (abfd) /* Check that the size claimed is no greater than the file size. */ { - FILE *stream = bfd_cache_lookup (abfd); struct stat statbuf; - if (stream == NULL) + + if (bfd_stat (abfd, &statbuf) < 0) return 0; - if (fstat (fileno (stream), &statbuf) < 0) - { - bfd_set_error (bfd_error_system_call); - return 0; - } - if (NBPG * (UPAGES + u.u_dsize + + if ((ufile_ptr) NBPG * (UPAGES + u.u_dsize #ifdef TRAD_CORE_DSIZE_INCLUDES_TSIZE - - u.u_tsize + - u.u_tsize #endif - + u.u_ssize) > statbuf.st_size) + + u.u_ssize) + > (ufile_ptr) statbuf.st_size) { - bfd_set_error (bfd_error_file_truncated); + bfd_set_error (bfd_error_wrong_format); return 0; } #ifndef TRAD_CORE_ALLOW_ANY_EXTRA_SIZE - if (NBPG * (UPAGES + u.u_dsize + u.u_ssize) + if (((ufile_ptr) NBPG * (UPAGES + u.u_dsize + u.u_ssize) #ifdef TRAD_CORE_EXTRA_SIZE_ALLOWED /* Some systems write the file too big. */ - + TRAD_CORE_EXTRA_SIZE_ALLOWED + + TRAD_CORE_EXTRA_SIZE_ALLOWED #endif - < statbuf.st_size) + ) + < (ufile_ptr) statbuf.st_size) { /* The file is too big. Maybe it's not a core file or we otherwise have bad values for u_dsize and u_ssize). */ @@ -146,54 +144,38 @@ trad_unix_core_file_p (abfd) /* Allocate both the upage and the struct core_data at once, so a single free() will free them both. */ - rawptr = (struct trad_core_struct *) - bfd_zalloc (abfd, sizeof (struct trad_core_struct)); - if (rawptr == NULL) { - bfd_set_error (bfd_error_no_memory); + amt = sizeof (struct trad_core_struct); + rawptr = (struct trad_core_struct *) bfd_zmalloc (amt); + if (rawptr == NULL) return 0; - } - + abfd->tdata.trad_core_data = rawptr; rawptr->u = u; /*Copy the uarea into the tdata part of the bfd */ - /* Create the sections. This is raunchy, but bfd_close wants to free - them separately. */ - - core_stacksec(abfd) = (asection *) bfd_zmalloc (sizeof (asection)); - if (core_stacksec (abfd) == NULL) { - loser: - bfd_set_error (bfd_error_no_memory); - free ((void *)rawptr); - return 0; - } - core_datasec (abfd) = (asection *) bfd_zmalloc (sizeof (asection)); - if (core_datasec (abfd) == NULL) { - loser1: - free ((void *)core_stacksec (abfd)); - goto loser; - } - core_regsec (abfd) = (asection *) bfd_zmalloc (sizeof (asection)); - if (core_regsec (abfd) == NULL) { - free ((void *)core_datasec (abfd)); - goto loser1; - } - - core_stacksec (abfd)->name = ".stack"; - core_datasec (abfd)->name = ".data"; - core_regsec (abfd)->name = ".reg"; - - core_stacksec (abfd)->flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS; - core_datasec (abfd)->flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS; - core_regsec (abfd)->flags = SEC_ALLOC + SEC_HAS_CONTENTS; - - core_datasec (abfd)->_raw_size = NBPG * u.u_dsize + /* Create the sections. */ + + flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS; + core_stacksec(abfd) = bfd_make_section_anyway_with_flags (abfd, ".stack", + flags); + if (core_stacksec (abfd) == NULL) + goto fail; + core_datasec (abfd) = bfd_make_section_anyway_with_flags (abfd, ".data", + flags); + if (core_datasec (abfd) == NULL) + goto fail; + core_regsec (abfd) = bfd_make_section_anyway_with_flags (abfd, ".reg", + SEC_HAS_CONTENTS); + if (core_regsec (abfd) == NULL) + goto fail; + + core_datasec (abfd)->size = NBPG * u.u_dsize #ifdef TRAD_CORE_DSIZE_INCLUDES_TSIZE - NBPG * u.u_tsize #endif ; - core_stacksec (abfd)->_raw_size = NBPG * u.u_ssize; - core_regsec (abfd)->_raw_size = NBPG * UPAGES; /* Larger than sizeof struct u */ + core_stacksec (abfd)->size = NBPG * u.u_ssize; + core_regsec (abfd)->size = NBPG * UPAGES; /* Larger than sizeof struct u */ /* What a hack... we'd like to steal it from the exec file, since the upage does not seem to provide it. FIXME. */ @@ -216,14 +198,14 @@ trad_unix_core_file_p (abfd) from *u_ar0. The other is that u_ar0 is sometimes an absolute address in kernel memory, and on other systems it is an offset from the beginning of the `struct user'. - + As a practical matter, we don't know where the registers actually are, so we have to pass the whole area to GDB. We encode the value of u_ar0 by setting the .regs section up so that its virtual memory address 0 is at the place pointed to by u_ar0 (by setting the vma of the start of the section to -u_ar0). GDB uses this info to locate the regs, - using minor trickery to get around the offset-or-absolute-addr problem. */ - core_regsec (abfd)->vma = 0 - (int) u.u_ar0; + using minor trickery to get around the offset-or-absolute-addr problem. */ + core_regsec (abfd)->vma = - (bfd_vma) (unsigned long) u.u_ar0; core_datasec (abfd)->filepos = NBPG * UPAGES; core_stacksec (abfd)->filepos = (NBPG * UPAGES) + NBPG * u.u_dsize @@ -238,17 +220,17 @@ trad_unix_core_file_p (abfd) core_datasec (abfd)->alignment_power = 2; core_regsec (abfd)->alignment_power = 2; - abfd->sections = core_stacksec (abfd); - core_stacksec (abfd)->next = core_datasec (abfd); - core_datasec (abfd)->next = core_regsec (abfd); - abfd->section_count = 3; - return abfd->xvec; + + fail: + bfd_release (abfd, abfd->tdata.any); + abfd->tdata.any = NULL; + bfd_section_list_clear (abfd); + return NULL; } -char * -trad_unix_core_file_failing_command (abfd) - bfd *abfd; +static char * +trad_unix_core_file_failing_command (bfd *abfd) { #ifndef NO_CORE_COMMAND char *com = abfd->tdata.trad_core_data->u.u_comm; @@ -259,10 +241,8 @@ trad_unix_core_file_failing_command (abfd) return 0; } -/* ARGSUSED */ -int -trad_unix_core_file_failing_signal (ignore_abfd) - bfd *ignore_abfd; +static int +trad_unix_core_file_failing_signal (bfd *ignore_abfd ATTRIBUTE_UNUSED) { #ifdef TRAD_UNIX_CORE_FILE_FAILING_SIGNAL return TRAD_UNIX_CORE_FILE_FAILING_SIGNAL(ignore_abfd); @@ -270,129 +250,68 @@ trad_unix_core_file_failing_signal (ignore_abfd) return -1; /* FIXME, where is it? */ #endif } - -/* ARGSUSED */ -boolean -trad_unix_core_file_matches_executable_p (core_bfd, exec_bfd) - bfd *core_bfd, *exec_bfd; -{ - return true; /* FIXME, We have no way of telling at this point */ -} -/* No archive file support via this BFD */ -#define trad_unix_openr_next_archived_file bfd_generic_openr_next_archived_file -#define trad_unix_generic_stat_arch_elt bfd_generic_stat_arch_elt -#define trad_unix_slurp_armap bfd_false -#define trad_unix_slurp_extended_name_table bfd_true -#define trad_unix_write_armap (boolean (*) PARAMS \ - ((bfd *arch, unsigned int elength, struct orl *map, \ - unsigned int orl_count, int stridx))) bfd_false -#define trad_unix_truncate_arname bfd_dont_truncate_arname -#define aout_32_openr_next_archived_file bfd_generic_openr_next_archived_file - -#define trad_unix_close_and_cleanup bfd_generic_close_and_cleanup -#define trad_unix_set_section_contents (boolean (*) PARAMS \ - ((bfd *abfd, asection *section, PTR data, file_ptr offset, \ - bfd_size_type count))) bfd_generic_set_section_contents -#define trad_unix_get_section_contents bfd_generic_get_section_contents -#define trad_unix_new_section_hook (boolean (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_true -#define trad_unix_get_symtab_upper_bound bfd_0u -#define trad_unix_get_symtab (unsigned int (*) PARAMS \ - ((bfd *, struct symbol_cache_entry **))) bfd_0u -#define trad_unix_get_reloc_upper_bound (unsigned int (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_0u -#define trad_unix_canonicalize_reloc (unsigned int (*) PARAMS \ - ((bfd *, sec_ptr, arelent **, struct symbol_cache_entry**))) bfd_0u -#define trad_unix_make_empty_symbol (struct symbol_cache_entry * \ - (*) PARAMS ((bfd *))) bfd_false -#define trad_unix_print_symbol (void (*) PARAMS \ - ((bfd *, PTR, struct symbol_cache_entry *, \ - bfd_print_symbol_type))) bfd_false -#define trad_unix_get_symbol_info (void (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *, \ - symbol_info *))) bfd_false -#define trad_unix_get_lineno (alent * (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *))) bfd_nullvoidptr -#define trad_unix_set_arch_mach (boolean (*) PARAMS \ - ((bfd *, enum bfd_architecture, unsigned long))) bfd_false -#define trad_unix_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 trad_unix_sizeof_headers (int (*) PARAMS \ - ((bfd *, boolean))) bfd_0 - -#define trad_unix_bfd_debug_info_start bfd_void -#define trad_unix_bfd_debug_info_end bfd_void -#define trad_unix_bfd_debug_info_accumulate (void (*) PARAMS \ - ((bfd *, struct sec *))) bfd_void -#define trad_unix_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents -#define trad_unix_bfd_relax_section bfd_generic_relax_section -#define trad_unix_bfd_reloc_type_lookup \ - ((CONST struct reloc_howto_struct *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) bfd_nullvoidptr) -#define trad_unix_bfd_make_debug_symbol \ - ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) -#define trad_unix_bfd_link_hash_table_create \ - ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr) -#define trad_unix_bfd_link_add_symbols \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define trad_unix_bfd_final_link \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define trad_unix_bfd_copy_private_section_data \ - ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_false) -#define trad_unix_bfd_copy_private_bfd_data \ - ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_false) -#define trad_unix_bfd_is_local_label \ - ((boolean (*) PARAMS ((bfd *, asection *))) bfd_false) - /* If somebody calls any byte-swapping routines, shoot them. */ -void -swap_abort() +static void +swap_abort (void) { - abort(); /* This way doesn't require any declaration for ANSI to fuck up */ + abort (); /* This way doesn't require any declaration for ANSI to fuck up */ } -#define NO_GET ((bfd_vma (*) PARAMS (( const bfd_byte *))) swap_abort ) -#define NO_PUT ((void (*) PARAMS ((bfd_vma, bfd_byte *))) swap_abort ) -#define NO_SIGNED_GET \ - ((bfd_signed_vma (*) PARAMS ((const bfd_byte *))) swap_abort ) -bfd_target trad_core_vec = +#define NO_GET ((bfd_vma (*) (const void *)) swap_abort) +#define NO_PUT ((void (*) (bfd_vma, void *)) swap_abort) +#define NO_GETS ((bfd_signed_vma (*) (const void *)) swap_abort) +#define NO_GET64 ((bfd_uint64_t (*) (const void *)) swap_abort) +#define NO_PUT64 ((void (*) (bfd_uint64_t, void *)) swap_abort) +#define NO_GETS64 ((bfd_int64_t (*) (const void *)) swap_abort) + +const bfd_target core_trad_vec = { "trad-core", bfd_target_unknown_flavour, - true, /* target byte order */ - true, /* target headers byte order */ + BFD_ENDIAN_UNKNOWN, /* target byte order */ + BFD_ENDIAN_UNKNOWN, /* target headers byte order */ (HAS_RELOC | EXEC_P | /* object flags */ HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ - 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 */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 64 bit hdrs */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 32 bit hdrs */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 16 bit hdrs */ + 0, /* symbol prefix */ + ' ', /* ar_pad_char */ + 16, /* ar_max_namelen */ + 0, /* match priority. */ + NO_GET64, NO_GETS64, NO_PUT64, /* 64 bit data */ + NO_GET, NO_GETS, NO_PUT, /* 32 bit data */ + NO_GET, NO_GETS, NO_PUT, /* 16 bit data */ + NO_GET64, NO_GETS64, NO_PUT64, /* 64 bit hdrs */ + NO_GET, NO_GETS, NO_PUT, /* 32 bit hdrs */ + NO_GET, NO_GETS, NO_PUT, /* 16 bit hdrs */ { /* bfd_check_format */ - _bfd_dummy_target, /* unknown format */ - _bfd_dummy_target, /* object file */ - _bfd_dummy_target, /* archive */ - trad_unix_core_file_p /* a core file */ + _bfd_dummy_target, /* unknown format */ + _bfd_dummy_target, /* object file */ + _bfd_dummy_target, /* archive */ + trad_unix_core_file_p /* a core file */ }, { /* bfd_set_format */ - bfd_false, bfd_false, - bfd_false, bfd_false + bfd_false, bfd_false, + bfd_false, bfd_false }, { /* bfd_write_contents */ - bfd_false, bfd_false, - bfd_false, bfd_false + bfd_false, bfd_false, + bfd_false, bfd_false }, - - JUMP_TABLE(trad_unix), - (PTR) 0 /* backend_data */ -}; + + BFD_JUMP_TABLE_GENERIC (_bfd_generic), + BFD_JUMP_TABLE_COPY (_bfd_generic), + BFD_JUMP_TABLE_CORE (trad_unix), + BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), + BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols), + 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, + + NULL /* backend_data */ + };