X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fhppabsd-core.c;h=542930f7574becaf6451ccad1afc6c9756aa826c;hb=01b9137461f11882a03589e8c40fd718b0c09a09;hp=bc99ff5f98c6877efee8d42c303147bc7a69257b;hpb=4002f18a05ecf53961c0e3b25a6d835576239fab;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/hppabsd-core.c b/bfd/hppabsd-core.c index bc99ff5f98..542930f757 100644 --- a/bfd/hppabsd-core.c +++ b/bfd/hppabsd-core.c @@ -1,5 +1,6 @@ /* BFD back-end for HPPA BSD core files. - Copyright 1993 Free Software Foundation, Inc. + Copyright 1993, 1994, 1995, 1998, 1999, 2001, 2002, 2003, 2004 + Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -15,22 +16,19 @@ 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. Written by the Center for Software Science at the University of Utah - and by Cygnus Support. + and by Cygnus Support. The core file structure for the Utah 4.3BSD and OSF1 ports on the PA is a mix between traditional cores and hpux cores -- just different enough that supporting this format would tend to add gross hacks to trad-core.c or hpux-core.c. So instead we keep any gross hacks isolated to this file. */ - /* This file can only be compiled on systems which use HPPA-BSD style - core files. In the config/XXXXXX.mh file for such a system add - HDEFINES=-DHPPABSD_CORE - HDEPFILES=hppabsd-core.o + core files. I would not expect this to be of use to any other host/target, but you never know. */ @@ -43,26 +41,26 @@ #include "machine/vmparam.h" -#include -#include #include #include #include #include #include /* After a.out.h */ #include -#include - -static asection *make_bfd_asection PARAMS ((bfd *, CONST char *, - flagword, bfd_size_type, - bfd_vma, unsigned int)); -static asymbol *hppabsd_core_make_empty_symbol PARAMS ((bfd *)); -static bfd_target *hppabsd_core_core_file_p PARAMS ((bfd *)); -static char *hppabsd_core_core_file_failing_command PARAMS ((bfd *)); -static int hppabsd_core_core_file_failing_signal PARAMS ((bfd *)); -static boolean hppabsd_core_core_file_matches_executable_p + +static asection *make_bfd_asection + PARAMS ((bfd *, const char *, flagword, bfd_size_type, file_ptr, + unsigned int)); +static const bfd_target *hppabsd_core_core_file_p + PARAMS ((bfd *)); +static char *hppabsd_core_core_file_failing_command + PARAMS ((bfd *)); +static int hppabsd_core_core_file_failing_signal + PARAMS ((bfd *)); +static bfd_boolean hppabsd_core_core_file_matches_executable_p PARAMS ((bfd *, bfd *)); -static void swap_abort PARAMS ((void)); +static void swap_abort + PARAMS ((void)); /* These are stored in the bfd's tdata. */ @@ -83,12 +81,12 @@ struct hppabsd_core_struct #define core_regsec(bfd) (core_hdr(bfd)->reg_section) static asection * -make_bfd_asection (abfd, name, flags, _raw_size, vma, alignment_power) +make_bfd_asection (abfd, name, flags, size, offset, alignment_power) bfd *abfd; - CONST char *name; + const char *name; flagword flags; - bfd_size_type _raw_size; - bfd_vma vma; + bfd_size_type size; + file_ptr offset; unsigned int alignment_power; { asection *asect; @@ -98,25 +96,14 @@ make_bfd_asection (abfd, name, flags, _raw_size, vma, alignment_power) return NULL; asect->flags = flags; - asect->_raw_size = _raw_size; - asect->vma = vma; - asect->filepos = bfd_tell (abfd); + asect->size = size; + asect->filepos = offset; asect->alignment_power = alignment_power; return asect; } -static asymbol * -hppabsd_core_make_empty_symbol (abfd) - bfd *abfd; -{ - asymbol *new = (asymbol *) bfd_zalloc (abfd, sizeof (asymbol)); - if (new) - new->the_bfd = abfd; - return new; -} - -static bfd_target * +static const bfd_target * hppabsd_core_core_file_p (abfd) bfd *abfd; { @@ -127,7 +114,7 @@ hppabsd_core_core_file_p (abfd) /* Try to read in the u-area. We will need information from this to know how to grok the rest of the core structures. */ - val = bfd_read ((void *) &u, 1, sizeof u, abfd); + val = bfd_bread ((void *) &u, (bfd_size_type) sizeof u, abfd); if (val != sizeof u) { if (bfd_get_error () != bfd_error_system_call) @@ -139,12 +126,21 @@ hppabsd_core_core_file_p (abfd) for PA 1.0 machines and PA 1.1 machines. Yuk! */ clicksz = u.u_pcb.pcb_pgsz; + /* clicksz must be a power of two >= 2k. */ + if (clicksz < 0x800 + || clicksz != (clicksz & -clicksz)) + { + bfd_set_error (bfd_error_wrong_format); + return NULL; + } + /* Sanity checks. Make sure the size of the core file matches the the size computed from information within the core itself. */ { FILE *stream = bfd_cache_lookup (abfd); struct stat statbuf; - if (stream == NULL || fstat (fileno (stream), &statbuf) < 0) + + if (fstat (fileno (stream), &statbuf) < 0) { bfd_set_error (bfd_error_system_call); return NULL; @@ -166,12 +162,9 @@ hppabsd_core_core_file_p (abfd) /* OK, we believe you. You're a core file (sure, sure). */ coredata = (struct hppabsd_core_struct *) - bfd_zalloc (abfd, sizeof (struct hppabsd_core_struct)); + bfd_zalloc (abfd, (bfd_size_type) sizeof (struct hppabsd_core_struct)); if (!coredata) - { - bfd_set_error (bfd_error_no_memory); - return NULL; - } + return NULL; /* Make the core data and available via the tdata part of the BFD. */ abfd->tdata.hppabsd_core_data = coredata; @@ -180,26 +173,38 @@ hppabsd_core_core_file_p (abfd) core_stacksec (abfd) = make_bfd_asection (abfd, ".stack", SEC_ALLOC + SEC_HAS_CONTENTS, clicksz * u.u_ssize, - NBPG * (USIZE + KSTAKSIZE) + NBPG * (USIZE + KSTAKSIZE) + clicksz * u.u_dsize, 2); - core_stacksec (abfd)->vma = USRSTACK; + if (core_stacksec (abfd) == NULL) + goto fail; + core_stacksec (abfd)->vma = USRSTACK; core_datasec (abfd) = make_bfd_asection (abfd, ".data", SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS, clicksz * u.u_dsize, NBPG * (USIZE + KSTAKSIZE), 2); + if (core_datasec (abfd) == NULL) + goto fail; core_datasec (abfd)->vma = UDATASEG; core_regsec (abfd) = make_bfd_asection (abfd, ".reg", - SEC_ALLOC + SEC_HAS_CONTENTS, + SEC_HAS_CONTENTS, KSTAKSIZE * NBPG, NBPG * USIZE, 2); + if (core_regsec (abfd) == NULL) + goto fail; core_regsec (abfd)->vma = 0; strncpy (core_command (abfd), u.u_comm, MAXCOMLEN + 1); core_signal (abfd) = u.u_code; return abfd->xvec; + + fail: + bfd_release (abfd, abfd->tdata.any); + abfd->tdata.any = NULL; + bfd_section_list_clear (abfd); + return NULL; } static char * @@ -209,7 +214,6 @@ hppabsd_core_core_file_failing_command (abfd) return core_command (abfd); } -/* ARGSUSED */ static int hppabsd_core_core_file_failing_signal (abfd) bfd *abfd; @@ -217,133 +221,76 @@ hppabsd_core_core_file_failing_signal (abfd) return core_signal (abfd); } -/* ARGSUSED */ -static boolean +static bfd_boolean hppabsd_core_core_file_matches_executable_p (core_bfd, exec_bfd) bfd *core_bfd, *exec_bfd; { /* There's no way to know this... */ - return true; + return TRUE; } - -/* No archive file support via this BFD */ -#define hppabsd_core_openr_next_archived_file \ - bfd_generic_openr_next_archived_file -#define hppabsd_core_generic_stat_arch_elt bfd_generic_stat_arch_elt -#define hppabsd_core_slurp_armap bfd_false -#define hppabsd_core_slurp_extended_name_table bfd_true -#define hppabsd_core_write_armap (boolean (*) PARAMS \ - ((bfd *arch, unsigned int elength, struct orl *map, \ - unsigned int orl_count, int stridx))) bfd_false -#define hppabsd_core_truncate_arname bfd_dont_truncate_arname - -#define hppabsd_core_close_and_cleanup bfd_generic_close_and_cleanup -#define hppabsd_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 hppabsd_core_get_section_contents \ - bfd_generic_get_section_contents -#define hppabsd_core_new_section_hook (boolean (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_true -#define hppabsd_core_get_symtab_upper_bound bfd_0l -#define hppabsd_core_get_symtab (long (*) PARAMS \ - ((bfd *, struct symbol_cache_entry **))) bfd_0l -#define hppabsd_core_get_reloc_upper_bound (long (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_0l -#define hppabsd_core_canonicalize_reloc (long (*) PARAMS \ - ((bfd *, sec_ptr, arelent **, struct symbol_cache_entry**))) bfd_0l -#define hppabsd_core_print_symbol (void (*) PARAMS \ - ((bfd *, PTR, struct symbol_cache_entry *, \ - bfd_print_symbol_type))) bfd_false -#define hppabsd_core_get_symbol_info (void (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *, \ - symbol_info *))) bfd_false -#define hppabsd_core_get_lineno (alent * (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *))) bfd_nullvoidptr -#define hppabsd_core_set_arch_mach (boolean (*) PARAMS \ - ((bfd *, enum bfd_architecture, unsigned long))) bfd_false -#define hppabsd_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 hppabsd_core_sizeof_headers (int (*) PARAMS \ - ((bfd *, boolean))) bfd_0 - -#define hppabsd_core_bfd_debug_info_start bfd_void -#define hppabsd_core_bfd_debug_info_end bfd_void -#define hppabsd_core_bfd_debug_info_accumulate (void (*) PARAMS \ - ((bfd *, struct sec *))) bfd_void -#define hppabsd_core_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents -#define hppabsd_core_bfd_relax_section bfd_generic_relax_section -#define hppabsd_core_bfd_reloc_type_lookup \ - ((CONST struct reloc_howto_struct *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) bfd_nullvoidptr) -#define hppabsd_core_bfd_make_debug_symbol \ - ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) -#define hppabsd_core_bfd_link_hash_table_create \ - ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr) -#define hppabsd_core_bfd_link_add_symbols \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define hppabsd_core_bfd_final_link \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define hppabsd_core_bfd_copy_private_section_data \ - ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_false) -#define hppabsd_core_bfd_copy_private_bfd_data \ - ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_false) -#define hppabsd_core_bfd_is_local_label \ - ((boolean (*) PARAMS ((bfd *, asymbol *))) bfd_false) -#define hppabsd_core_bfd_free_cached_info bfd_true - /* If somebody calls any byte-swapping routines, shoot them. */ static void swap_abort () { /* This way doesn't require any declaration for ANSI to fuck up. */ - abort (); + abort (); } -#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 ) +#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) -bfd_target hppabsd_core_vec = +const bfd_target hppabsd_core_vec = { "hppabsd-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 | DYNAMIC | WP_TEXT | D_PAGED), + 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 */ + 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 */ - hppabsd_core_core_file_p /* a core file */ + _bfd_dummy_target, /* unknown format */ + _bfd_dummy_target, /* object file */ + _bfd_dummy_target, /* archive */ + hppabsd_core_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(hppabsd_core), + + BFD_JUMP_TABLE_GENERIC (_bfd_generic), + BFD_JUMP_TABLE_COPY (_bfd_generic), + BFD_JUMP_TABLE_CORE (hppabsd_core), + 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, + (PTR) 0 /* backend_data */ -}; + }; #endif