X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fcisco-core.c;h=0a5bc4a213b495a7426b0a918fab08199df426e2;hb=75c6c844d9df37761e0e834df057b89e41816e55;hp=db87466ff311185a6043c0761def912e8c0a525d;hpb=2ee563b53258d390d7446e90a67f465d504ae44c;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/cisco-core.c b/bfd/cisco-core.c index db87466ff3..0a5bc4a213 100644 --- a/bfd/cisco-core.c +++ b/bfd/cisco-core.c @@ -1,25 +1,25 @@ /* BFD back-end for CISCO crash dumps. - Copyright 1994, 1997, 1999, 2000, 2001, 2002 - Free Software Foundation, Inc. + Copyright (C) 1994-2020 Free Software Foundation, Inc. -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., 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 "bfd.h" #include "libbfd.h" /* core_file_failing_signal returns a host signal (this probably should be fixed). */ @@ -36,7 +36,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ # define SIGBUS 10 #endif -int crash_info_locs[] = { +int crash_info_locs[] = +{ 0x0250, /* mips, ppc, x86, i960 */ 0x0400, /* m68k, mips, x86, i960 */ 0x0FFC, /* m68k, mips, ppc, x86, i960 */ @@ -48,13 +49,15 @@ int crash_info_locs[] = { #define CRASH_MAGIC 0xdead1234 #define MASK_ADDR(x) ((x) & 0x0fffffff) /* Mask crash info address */ -typedef enum { - CRASH_REASON_NOTCRASHED = 0, - CRASH_REASON_EXCEPTION = 1, - CRASH_REASON_CORRUPT = 2, +typedef enum +{ + CRASH_REASON_NOTCRASHED = 0, + CRASH_REASON_EXCEPTION = 1, + CRASH_REASON_CORRUPT = 2, } crashreason; -typedef struct { +typedef struct +{ char magic[4]; /* Magic number */ char version[4]; /* Version number */ char reason[4]; /* Crash reason */ @@ -71,30 +74,26 @@ struct cisco_core_struct int sig; }; -static const bfd_target *cisco_core_file_validate PARAMS ((bfd *, int)); -static const bfd_target *cisco_core_file_p PARAMS ((bfd *)); -char *cisco_core_file_failing_command PARAMS ((bfd *)); -int cisco_core_file_failing_signal PARAMS ((bfd *)); -boolean cisco_core_file_matches_executable_p PARAMS ((bfd *, bfd *)); +#define cisco_core_file_matches_executable_p generic_core_file_matches_executable_p +#define cisco_core_file_pid _bfd_nocore_core_file_pid /* Examine the file for a crash info struct at the offset given by CRASH_INFO_LOC. */ static const bfd_target * -cisco_core_file_validate (abfd, crash_info_loc) - bfd *abfd; - int crash_info_loc; +cisco_core_file_validate (bfd *abfd, int crash_info_loc) { char buf[4]; unsigned int crashinfo_offset; crashinfo_external crashinfo; - int nread; + bfd_size_type nread; unsigned int magic; unsigned int version; unsigned int rambase; sec_ptr asect; struct stat statbuf; bfd_size_type amt; + flagword flags; if (bfd_seek (abfd, (file_ptr) crash_info_loc, SEEK_SET) != 0) return NULL; @@ -180,21 +179,21 @@ cisco_core_file_validate (abfd, crash_info_loc) switch (bfd_get_32 (abfd, crashinfo.cpu_vector)) { - /* bus error */ + /* bus error */ case 2 : abfd->tdata.cisco_core_data->sig = SIGBUS; break; - /* address error */ + /* address error */ case 3 : abfd->tdata.cisco_core_data->sig = SIGBUS; break; /* illegal instruction */ case 4 : abfd->tdata.cisco_core_data->sig = SIGILL; break; - /* zero divide */ + /* zero divide */ case 5 : abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* chk instruction */ + /* chk instruction */ case 6 : abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* trapv instruction */ + /* trapv instruction */ case 7 : abfd->tdata.cisco_core_data->sig = SIGFPE; break; /* privilege violation */ case 8 : abfd->tdata.cisco_core_data->sig = SIGSEGV; break; - /* trace trap */ + /* trace trap */ case 9 : abfd->tdata.cisco_core_data->sig = SIGTRAP; break; /* line 1010 emulator */ case 10: abfd->tdata.cisco_core_data->sig = SIGILL; break; @@ -205,24 +204,24 @@ cisco_core_file_validate (abfd, crash_info_loc) this cannot be triggered by software. Call it a SIGBUS. */ case 13: abfd->tdata.cisco_core_data->sig = SIGBUS; break; - /* interrupt */ + /* interrupt */ case 31: abfd->tdata.cisco_core_data->sig = SIGINT; break; - /* breakpoint */ + /* breakpoint */ case 33: abfd->tdata.cisco_core_data->sig = SIGTRAP; break; - /* floating point err */ + /* floating point err */ case 48: abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* floating point err */ + /* floating point err */ case 49: abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* zero divide */ + /* zero divide */ case 50: abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* underflow */ + /* underflow */ case 51: abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* operand error */ + /* operand error */ case 52: abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* overflow */ + /* overflow */ case 53: abfd->tdata.cisco_core_data->sig = SIGFPE; break; - /* NAN */ + /* NAN */ case 54: abfd->tdata.cisco_core_data->sig = SIGFPE; break; default: #ifndef SIGEMT @@ -241,40 +240,39 @@ cisco_core_file_validate (abfd, crash_info_loc) /* Create a ".data" section that maps the entire file, which is essentially a dump of the target system's RAM. */ - asect = bfd_make_section_anyway (abfd, ".data"); + flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS; + asect = bfd_make_section_anyway_with_flags (abfd, ".data", flags); if (asect == NULL) goto error_return; - asect->flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS; /* The size of memory is the size of the core file itself. */ - asect->_raw_size = statbuf.st_size; + asect->size = statbuf.st_size; asect->vma = rambase; asect->filepos = 0; /* Create a ".crash" section to allow access to the saved crash information. */ - asect = bfd_make_section_anyway (abfd, ".crash"); + flags = SEC_HAS_CONTENTS; + asect = bfd_make_section_anyway_with_flags (abfd, ".crash", flags); if (asect == NULL) goto error_return; - asect->flags = SEC_HAS_CONTENTS; asect->vma = 0; asect->filepos = crashinfo_offset; - asect->_raw_size = sizeof (crashinfo); + asect->size = sizeof (crashinfo); /* Create a ".reg" section to allow access to the saved registers. */ - asect = bfd_make_section_anyway (abfd, ".reg"); + asect = bfd_make_section_anyway_with_flags (abfd, ".reg", flags); if (asect == NULL) goto error_return; - asect->flags = SEC_HAS_CONTENTS; asect->vma = 0; asect->filepos = bfd_get_32 (abfd, crashinfo.registers) - rambase; /* Since we don't know the exact size of the saved register info, choose a register section size that is either the remaining part of the file, or 1024, whichever is smaller. */ nread = statbuf.st_size - asect->filepos; - asect->_raw_size = (nread < 1024) ? nread : 1024; + asect->size = (nread < 1024) ? nread : 1024; return abfd->xvec; @@ -289,8 +287,7 @@ cisco_core_file_validate (abfd, crash_info_loc) } static const bfd_target * -cisco_core_file_p (abfd) - bfd *abfd; +cisco_core_file_p (bfd *abfd) { int *crash_info_locp; const bfd_target *target = NULL; @@ -304,126 +301,126 @@ cisco_core_file_p (abfd) return (target); } -char * -cisco_core_file_failing_command (abfd) - bfd *abfd ATTRIBUTE_UNUSED; +static char * +cisco_core_file_failing_command (bfd *abfd ATTRIBUTE_UNUSED) { return NULL; } -int -cisco_core_file_failing_signal (abfd) - bfd *abfd ATTRIBUTE_UNUSED; +static int +cisco_core_file_failing_signal (bfd *abfd ATTRIBUTE_UNUSED) { return abfd->tdata.cisco_core_data->sig; } + +extern const bfd_target core_cisco_le_vec; -boolean -cisco_core_file_matches_executable_p (core_bfd, exec_bfd) - bfd *core_bfd ATTRIBUTE_UNUSED; - bfd *exec_bfd ATTRIBUTE_UNUSED; +const bfd_target core_cisco_be_vec = { - return true; -} - -extern const bfd_target cisco_core_little_vec; - -const bfd_target cisco_core_big_vec = - { - "cisco-ios-core-big", - 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 */ - bfd_getb64, bfd_getb_signed_64, bfd_putb64, - bfd_getb32, bfd_getb_signed_32, bfd_putb32, - bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ - bfd_getb64, bfd_getb_signed_64, bfd_putb64, - bfd_getb32, bfd_getb_signed_32, bfd_putb32, - bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ - - { /* bfd_check_format */ - _bfd_dummy_target, /* unknown format */ - _bfd_dummy_target, /* object file */ - _bfd_dummy_target, /* archive */ - cisco_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 (cisco), - 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), - - & cisco_core_little_vec, - - (PTR) 0 /* backend_data */ + "cisco-ios-core-big", + 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 */ + 0, /* match priority. */ + bfd_getb64, bfd_getb_signed_64, bfd_putb64, + bfd_getb32, bfd_getb_signed_32, bfd_putb32, + bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ + bfd_getb64, bfd_getb_signed_64, bfd_putb64, + bfd_getb32, bfd_getb_signed_32, bfd_putb32, + bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ + + { /* bfd_check_format */ + _bfd_dummy_target, /* unknown format */ + _bfd_dummy_target, /* object file */ + _bfd_dummy_target, /* archive */ + cisco_core_file_p /* a core file */ + }, + { /* bfd_set_format */ + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error + }, + { /* bfd_write_contents */ + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error + }, + + BFD_JUMP_TABLE_GENERIC (_bfd_generic), + BFD_JUMP_TABLE_COPY (_bfd_generic), + BFD_JUMP_TABLE_CORE (cisco), + 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), + + &core_cisco_le_vec, + + NULL /* backend_data */ }; -const bfd_target cisco_core_little_vec = - { - "cisco-ios-core-little", - bfd_target_unknown_flavour, - BFD_ENDIAN_LITTLE, /* target byte order */ - BFD_ENDIAN_LITTLE, /* 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 */ - bfd_getl64, bfd_getl_signed_64, bfd_putl64, - bfd_getl32, bfd_getl_signed_32, bfd_putl32, - bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */ - bfd_getl64, bfd_getl_signed_64, bfd_putl64, - bfd_getl32, bfd_getl_signed_32, bfd_putl32, - bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */ - - { /* bfd_check_format */ - _bfd_dummy_target, /* unknown format */ - _bfd_dummy_target, /* object file */ - _bfd_dummy_target, /* archive */ - cisco_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 (cisco), - 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), - - &cisco_core_big_vec, - - (PTR) 0 /* backend_data */ +const bfd_target core_cisco_le_vec = +{ + "cisco-ios-core-little", + bfd_target_unknown_flavour, + BFD_ENDIAN_LITTLE, /* target byte order */ + BFD_ENDIAN_LITTLE, /* 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 */ + 0, /* match_priority */ + bfd_getl64, bfd_getl_signed_64, bfd_putl64, + bfd_getl32, bfd_getl_signed_32, bfd_putl32, + bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */ + bfd_getl64, bfd_getl_signed_64, bfd_putl64, + bfd_getl32, bfd_getl_signed_32, bfd_putl32, + bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */ + + { /* bfd_check_format */ + _bfd_dummy_target, /* unknown format */ + _bfd_dummy_target, /* object file */ + _bfd_dummy_target, /* archive */ + cisco_core_file_p /* a core file */ + }, + { /* bfd_set_format */ + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error + }, + { /* bfd_write_contents */ + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error, + _bfd_bool_bfd_false_error + }, + + BFD_JUMP_TABLE_GENERIC (_bfd_generic), + BFD_JUMP_TABLE_COPY (_bfd_generic), + BFD_JUMP_TABLE_CORE (cisco), + 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), + + &core_cisco_be_vec, + + NULL /* backend_data */ };