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Diffstat (limited to 'bfd/hppabsd-core.c')
| -rw-r--r-- | bfd/hppabsd-core.c | 303 |
1 files changed, 0 insertions, 303 deletions
diff --git a/bfd/hppabsd-core.c b/bfd/hppabsd-core.c deleted file mode 100644 index ff738a3a124..00000000000 --- a/bfd/hppabsd-core.c +++ /dev/null @@ -1,303 +0,0 @@ -/* BFD back-end for HPPA BSD core files. - Copyright 1993, 1994, 1995, 1998, 1999, 2001 - 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 - (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. - - 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. - - Written by the Center for Software Science at the University of Utah - 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. - - 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 "libbfd.h" - -#if defined (HOST_HPPABSD) - -#include "machine/vmparam.h" - -#include <sys/param.h> -#include <sys/dir.h> -#include <signal.h> -#include <machine/reg.h> -#include <sys/user.h> /* After a.out.h */ -#include <sys/file.h> - -static asection *make_bfd_asection PARAMS ((bfd *, CONST char *, - flagword, bfd_size_type, - file_ptr, unsigned int)); -static asymbol *hppabsd_core_make_empty_symbol PARAMS ((bfd *)); -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 boolean hppabsd_core_core_file_matches_executable_p - PARAMS ((bfd *, bfd *)); -static void swap_abort PARAMS ((void)); - -/* 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; - }; - -#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_stacksec(bfd) (core_hdr(bfd)->stack_section) -#define core_regsec(bfd) (core_hdr(bfd)->reg_section) - -static asection * -make_bfd_asection (abfd, name, flags, _raw_size, offset, alignment_power) - bfd *abfd; - CONST char *name; - flagword flags; - bfd_size_type _raw_size; - file_ptr offset; - unsigned int alignment_power; -{ - asection *asect; - - asect = bfd_make_section (abfd, name); - if (!asect) - return NULL; - - asect->flags = flags; - asect->_raw_size = _raw_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 const bfd_target * -hppabsd_core_core_file_p (abfd) - bfd *abfd; -{ - int val; - struct user u; - struct hppabsd_core_struct *coredata; - int clicksz; - - /* 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); - if (val != sizeof u) - { - if (bfd_get_error () != bfd_error_system_call) - bfd_set_error (bfd_error_wrong_format); - return NULL; - } - - /* Get the page size out of the u structure. This will be different - 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_set_error (bfd_error_system_call); - return NULL; - } - if (NBPG * (UPAGES + u.u_dsize + u.u_ssize) > statbuf.st_size) - { - 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_set_error (bfd_error_wrong_format); - return NULL; - } - } - - /* OK, we believe you. You're a core file (sure, sure). */ - - coredata = (struct hppabsd_core_struct *) - bfd_zalloc (abfd, sizeof (struct hppabsd_core_struct)); - if (!coredata) - return NULL; - - /* Make the core data and available via the tdata part of the BFD. */ - abfd->tdata.hppabsd_core_data = coredata; - - /* Create the sections. */ - core_stacksec (abfd) = make_bfd_asection (abfd, ".stack", - SEC_ALLOC + SEC_HAS_CONTENTS, - clicksz * u.u_ssize, - NBPG * (USIZE + KSTAKSIZE) - + clicksz * u.u_dsize, 2); - 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); - core_datasec (abfd)->vma = UDATASEG; - - core_regsec (abfd) = make_bfd_asection (abfd, ".reg", - SEC_HAS_CONTENTS, - KSTAKSIZE * NBPG, - NBPG * USIZE, 2); - core_regsec (abfd)->vma = 0; - - strncpy (core_command (abfd), u.u_comm, MAXCOMLEN + 1); - core_signal (abfd) = u.u_code; - return abfd->xvec; -} - -static char * -hppabsd_core_core_file_failing_command (abfd) - bfd *abfd; -{ - return core_command (abfd); -} - -/* ARGSUSED */ -static int -hppabsd_core_core_file_failing_signal (abfd) - 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; -} - -#define hppabsd_core_get_symtab_upper_bound \ - _bfd_nosymbols_get_symtab_upper_bound -#define hppabsd_core_get_symtab _bfd_nosymbols_get_symtab -#define hppabsd_core_print_symbol _bfd_nosymbols_print_symbol -#define hppabsd_core_get_symbol_info _bfd_nosymbols_get_symbol_info -#define hppabsd_core_bfd_is_local_label_name \ - _bfd_nosymbols_bfd_is_local_label_name -#define hppabsd_core_get_lineno _bfd_nosymbols_get_lineno -#define hppabsd_core_find_nearest_line _bfd_nosymbols_find_nearest_line -#define hppabsd_core_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol -#define hppabsd_core_read_minisymbols _bfd_nosymbols_read_minisymbols -#define hppabsd_core_minisymbol_to_symbol _bfd_nosymbols_minisymbol_to_symbol - -/* 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 (); -} - -#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 ) - -const bfd_target hppabsd_core_vec = - { - "hppabsd-core", - bfd_target_unknown_flavour, - 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), - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ - 0, /* symbol prefix */ - ' ', /* ar_pad_char */ - 16, /* ar_max_namelen */ - 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 */ - - { /* 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_set_format */ - bfd_false, bfd_false, - bfd_false, bfd_false - }, - { /* bfd_write_contents */ - bfd_false, bfd_false, - bfd_false, bfd_false - }, - - 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 (hppabsd_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 */ -}; -#endif |