diff options
Diffstat (limited to 'contrib/binutils/bfd/netbsd-core.c')
| -rw-r--r-- | contrib/binutils/bfd/netbsd-core.c | 243 |
1 files changed, 139 insertions, 104 deletions
diff --git a/contrib/binutils/bfd/netbsd-core.c b/contrib/binutils/bfd/netbsd-core.c index 84f2ad7..e9111a9 100644 --- a/contrib/binutils/bfd/netbsd-core.c +++ b/contrib/binutils/bfd/netbsd-core.c @@ -1,78 +1,71 @@ /* BFD back end for NetBSD style core files Copyright 1988, 1989, 1991, 1992, 1993, 1996, 1998, 1999, 2000, 2001, - 2002, 2003, 2004 + 2002, 2003, 2004, 2005 Free Software Foundation, Inc. Written by Paul Kranenburg, EUR -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 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. + 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. */ + 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. */ #include "bfd.h" #include "sysdep.h" #include "libbfd.h" -#include "libaout.h" /* BFD a.out internal data structures */ +#include "libaout.h" /* BFD a.out internal data structures. */ #include <sys/param.h> #include <sys/dir.h> #include <signal.h> #include <sys/core.h> -/* - * FIXME: On NetBSD/sparc CORE_FPU_OFFSET should be (sizeof (struct trapframe)) - */ +/* The machine ID for OpenBSD/sparc64 and older versions of + NetBSD/sparc64 overlaps with M_MIPS1. */ +#define M_SPARC64_OPENBSD M_MIPS1 /* Offset of StackGhost cookie within `struct md_coredump' on OpenBSD/sparc. */ -#define CORE_WCOOKIE_OFFSET 344 +#define SPARC_WCOOKIE_OFFSET 344 -struct netbsd_core_struct { - struct core core; -} *rawptr; +/* Offset of StackGhost cookie within `struct md_coredump' on + OpenBSD/sparc64. */ +#define SPARC64_WCOOKIE_OFFSET 832 -/* forward declarations */ +#define netbsd_core_file_matches_executable_p generic_core_file_matches_executable_p -static const bfd_target *netbsd_core_file_p - PARAMS ((bfd *abfd)); -static char *netbsd_core_file_failing_command - PARAMS ((bfd *abfd)); -static int netbsd_core_file_failing_signal - PARAMS ((bfd *abfd)); -static bfd_boolean netbsd_core_file_matches_executable_p - PARAMS ((bfd *core_bfd, bfd *exec_bfd)); -static void swap_abort - PARAMS ((void)); +struct netbsd_core_struct +{ + struct core core; +} *rawptr; /* Handle NetBSD-style core dump file. */ static const bfd_target * -netbsd_core_file_p (abfd) - bfd *abfd; - +netbsd_core_file_p (bfd *abfd) { - int i, val; + int val; + unsigned i; file_ptr offset; - asection *asect, *asect2; + asection *asect; struct core core; struct coreseg coreseg; bfd_size_type amt = sizeof core; - val = bfd_bread ((void *) &core, amt, abfd); + val = bfd_bread (&core, amt, abfd); if (val != sizeof core) { - /* Too small to be a core file */ + /* Too small to be a core file. */ bfd_set_error (bfd_error_wrong_format); return 0; } @@ -100,7 +93,7 @@ netbsd_core_file_p (abfd) if (bfd_seek (abfd, offset, SEEK_SET) != 0) goto punt; - val = bfd_bread ((void *) &coreseg, (bfd_size_type) sizeof coreseg, abfd); + val = bfd_bread (&coreseg, sizeof coreseg, abfd); if (val != sizeof coreseg) { bfd_set_error (bfd_error_file_truncated); @@ -138,49 +131,98 @@ netbsd_core_file_p (abfd) goto punt; asect->flags = flags; - asect->_raw_size = coreseg.c_size; + asect->size = coreseg.c_size; asect->vma = coreseg.c_addr; asect->filepos = offset; asect->alignment_power = 2; - if (CORE_GETMID (core) == M_SPARC_NETBSD - && CORE_GETFLAG (coreseg) == CORE_CPU - && coreseg.c_size > CORE_WCOOKIE_OFFSET) + if (CORE_GETFLAG (coreseg) == CORE_CPU) { - /* Truncate the .reg section. */ - asect->_raw_size = CORE_WCOOKIE_OFFSET; - - /* And create the .wcookie section. */ - asect = bfd_make_section_anyway (abfd, ".wcookie"); - if (asect == NULL) - goto punt; - - asect->flags = SEC_ALLOC + SEC_HAS_CONTENTS; - asect->_raw_size = 4; - asect->vma = 0; - asect->filepos = offset + CORE_WCOOKIE_OFFSET; - asect->alignment_power = 2; + bfd_size_type wcookie_offset; + + switch (CORE_GETMID (core)) + { + case M_SPARC_NETBSD: + wcookie_offset = SPARC_WCOOKIE_OFFSET; + break; + case M_SPARC64_OPENBSD: + wcookie_offset = SPARC64_WCOOKIE_OFFSET; + break; + default: + wcookie_offset = 0; + break; + } + + if (wcookie_offset > 0 && coreseg.c_size > wcookie_offset) + { + /* Truncate the .reg section. */ + asect->size = wcookie_offset; + + /* And create the .wcookie section. */ + asect = bfd_make_section_anyway (abfd, ".wcookie"); + if (asect == NULL) + goto punt; + + asect->flags = SEC_ALLOC + SEC_HAS_CONTENTS; + asect->size = coreseg.c_size - wcookie_offset; + asect->vma = 0; + asect->filepos = offset + wcookie_offset; + asect->alignment_power = 2; + } } offset += coreseg.c_size; + } -#ifdef CORE_FPU_OFFSET - switch (CORE_GETFLAG (coreseg)) - { - case CORE_CPU: - /* Hackish... */ - asect->_raw_size = CORE_FPU_OFFSET; - asect2 = bfd_make_section_anyway (abfd, ".reg2"); - if (asect2 == NULL) - goto punt; - asect2->_raw_size = coreseg.c_size - CORE_FPU_OFFSET; - asect2->vma = 0; - asect2->filepos = asect->filepos + CORE_FPU_OFFSET; - asect2->alignment_power = 2; - asect2->flags = SEC_ALLOC + SEC_HAS_CONTENTS; - break; - } -#endif + /* Set architecture from machine ID. */ + switch (CORE_GETMID (core)) + { + case M_ALPHA_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_alpha, 0); + break; + + case M_ARM6_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_arm, bfd_mach_arm_3); + break; + + case M_X86_64_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_i386, bfd_mach_x86_64); + break; + + case M_386_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_i386, bfd_mach_i386_i386); + break; + + case M_68K_NETBSD: + case M_68K4K_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_m68k, 0); + break; + + case M_88K_OPENBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_m88k, 0); + break; + + case M_HPPA_OPENBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_hppa, bfd_mach_hppa11); + break; + + case M_POWERPC_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_powerpc, bfd_mach_ppc); + break; + + case M_SPARC_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc); + break; + + case M_SPARC64_NETBSD: + case M_SPARC64_OPENBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc_v9); + break; + + case M_VAX_NETBSD: + case M_VAX4K_NETBSD: + bfd_default_set_arch_mach (abfd, bfd_arch_vax, 0); + break; } /* OK, we believe you. You're a core file (sure, sure). */ @@ -194,34 +236,26 @@ netbsd_core_file_p (abfd) } static char* -netbsd_core_file_failing_command (abfd) - bfd *abfd; +netbsd_core_file_failing_command (bfd *abfd) { - /*return core_command (abfd);*/ + /*return core_command (abfd);*/ return abfd->tdata.netbsd_core_data->core.c_name; } static int -netbsd_core_file_failing_signal (abfd) - bfd *abfd; +netbsd_core_file_failing_signal (bfd *abfd) { /*return core_signal (abfd);*/ return abfd->tdata.netbsd_core_data->core.c_signo; } - -static bfd_boolean -netbsd_core_file_matches_executable_p (core_bfd, exec_bfd) - bfd *core_bfd ATTRIBUTE_UNUSED; - bfd *exec_bfd ATTRIBUTE_UNUSED; -{ - return TRUE; /* FIXME, We have no way of telling at this point */ -} /* If somebody calls any byte-swapping routines, shoot them. */ + static void -swap_abort () +swap_abort (void) { - abort (); /* This way doesn't require any declaration for ANSI to fuck up */ + /* This way doesn't require any declaration for ANSI to fuck up. */ + abort (); } #define NO_GET ((bfd_vma (*) (const void *)) swap_abort) @@ -235,15 +269,16 @@ const bfd_target netbsd_core_vec = { "netbsd-core", bfd_target_unknown_flavour, - BFD_ENDIAN_UNKNOWN, /* target byte order */ - BFD_ENDIAN_UNKNOWN, /* target headers byte order */ - (HAS_RELOC | EXEC_P | /* object flags */ + 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 */ + (SEC_HAS_CONTENTS | /* Section flags. */ + SEC_ALLOC | SEC_LOAD | SEC_RELOC), + 0, /* Symbol prefix. */ + ' ', /* ar_pad_char. */ + 16, /* ar_max_namelen. */ 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. */ @@ -251,17 +286,17 @@ const bfd_target netbsd_core_vec = 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 */ - netbsd_core_file_p /* a core file */ + { /* bfd_check_format. */ + _bfd_dummy_target, /* Unknown format. */ + _bfd_dummy_target, /* Object file. */ + _bfd_dummy_target, /* Archive. */ + netbsd_core_file_p /* A core file. */ }, - { /* bfd_set_format */ + { /* bfd_set_format. */ bfd_false, bfd_false, bfd_false, bfd_false }, - { /* bfd_write_contents */ + { /* bfd_write_contents. */ bfd_false, bfd_false, bfd_false, bfd_false }, @@ -278,5 +313,5 @@ const bfd_target netbsd_core_vec = NULL, - (PTR) 0 /* backend_data */ + (PTR) 0 /* Backend_data. */ }; |
