X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fhppabsd-core.c;h=7bb3fe375d4235c04f8b1c0a0f3a67cf44820926;hb=f03265d9cda1f5f8df238efa9b7a20330e5711f1;hp=04ba4ba1a71712118a090c7f989354d7dbb78c23;hpb=9783e04a6438e7d81c48d202b2c1bfab315a91f8;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/hppabsd-core.c b/bfd/hppabsd-core.c index 04ba4ba1a7..7bb3fe375d 100644 --- a/bfd/hppabsd-core.c +++ b/bfd/hppabsd-core.c @@ -1,11 +1,11 @@ /* BFD back-end for HPPA BSD core files. - Copyright 1993 Free Software Foundation, Inc. + Copyright (C) 1993-2017 Free Software Foundation, Inc. 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 + 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, @@ -15,110 +15,83 @@ 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., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, 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. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #if defined (HOST_HPPABSD) #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 - PARAMS ((bfd *, bfd *)); -static void swap_abort PARAMS ((void)); + +#define hppabsd_core_core_file_matches_executable_p generic_core_file_matches_executable_p +#define hppabsd_core_core_file_pid _bfd_nocore_core_file_pid /* These are stored in the bfd's tdata. */ struct hppabsd_core_struct - { - int sig; - char cmd[MAXCOMLEN + 1]; - asection *data_section; - asection *stack_section; - asection *reg_section; - }; +{ + int sig; + char cmd[MAXCOMLEN + 1]; + asection *data_section; + asection *stack_section; + asection *reg_section; +}; #define core_hdr(bfd) ((bfd)->tdata.hppabsd_core_data) -#define core_signal(bfd) (core_hdr(bfd)->sig) -#define core_command(bfd) (core_hdr(bfd)->cmd) -#define core_datasec(bfd) (core_hdr(bfd)->data_section) +#define core_signal(bfd) (core_hdr(bfd)->sig) +#define core_command(bfd) (core_hdr(bfd)->cmd) +#define core_datasec(bfd) (core_hdr(bfd)->data_section) #define core_stacksec(bfd) (core_hdr(bfd)->stack_section) -#define core_regsec(bfd) (core_hdr(bfd)->reg_section) +#define core_regsec(bfd) (core_hdr(bfd)->reg_section) static asection * -make_bfd_asection (abfd, name, flags, _raw_size, vma, alignment_power) - bfd *abfd; - CONST char *name; - flagword flags; - bfd_size_type _raw_size; - bfd_vma vma; - unsigned int alignment_power; +make_bfd_asection (bfd *abfd, + const char *name, + flagword flags, + bfd_size_type size, + file_ptr offset, + unsigned int alignment_power) { asection *asect; - asect = bfd_make_section (abfd, name); + asect = bfd_make_section_with_flags (abfd, name, flags); if (!asect) 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 * -hppabsd_core_core_file_p (abfd) - bfd *abfd; +static const bfd_target * +hppabsd_core_core_file_p (bfd *abfd) { int val; struct user u; @@ -127,10 +100,11 @@ 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) { - bfd_error = wrong_format; + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); return NULL; } @@ -138,26 +112,32 @@ 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) - { - bfd_error = system_call_error; - return NULL; - } + + if (bfd_stat (abfd, &statbuf) < 0) + return NULL; + if (NBPG * (UPAGES + u.u_dsize + u.u_ssize) > statbuf.st_size) { - bfd_error = file_truncated; + bfd_set_error (bfd_error_file_truncated); return NULL; } if (clicksz * (UPAGES + u.u_dsize + u.u_ssize) < 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). */ - bfd_error = wrong_format; + bfd_set_error (bfd_error_wrong_format); return NULL; } } @@ -165,12 +145,9 @@ 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_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; @@ -179,163 +156,114 @@ 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 * -hppabsd_core_core_file_failing_command (abfd) - bfd *abfd; +hppabsd_core_core_file_failing_command (bfd *abfd) { return core_command (abfd); } -/* ARGSUSED */ static int -hppabsd_core_core_file_failing_signal (abfd) - bfd *abfd; +hppabsd_core_core_file_failing_signal (bfd *abfd) { return core_signal (abfd); } - -/* ARGSUSED */ -static 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; -} - -/* 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_0u -#define hppabsd_core_get_symtab (unsigned int (*) PARAMS \ - ((bfd *, struct symbol_cache_entry **))) bfd_0u -#define hppabsd_core_get_reloc_upper_bound (unsigned int (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_0u -#define hppabsd_core_canonicalize_reloc (unsigned int (*) PARAMS \ - ((bfd *, sec_ptr, arelent **, struct symbol_cache_entry**))) bfd_0u -#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) - /* If somebody calls any byte-swapping routines, shoot them. */ static void -swap_abort () +swap_abort (void) { /* 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 core_hppabsd_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), - (PTR) 0 /* backend_data */ -}; + + 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, + + NULL /* backend_data */ + }; #endif