X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fcisco-core.c;h=b733d14249463b4c0f78a135b4769957589e7ae1;hb=9e790a80160676e7fd3fb8be6cf3c1c77d9ded81;hp=7cf623e284ae71934fa70418db4d208a260362bf;hpb=74633dd0749d738b2b6de5c44e4aea514a97019a;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/cisco-core.c b/bfd/cisco-core.c index 7cf623e284..b733d14249 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, 2004, 2006 - 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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 */ @@ -71,19 +74,14 @@ 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 *)); #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; +static bfd_cleanup +cisco_core_file_validate (bfd *abfd, int crash_info_loc) { char buf[4]; unsigned int crashinfo_offset; @@ -94,7 +92,7 @@ cisco_core_file_validate (abfd, crash_info_loc) unsigned int rambase; sec_ptr asect; struct stat statbuf; - bfd_size_type amt; + size_t amt; flagword flags; if (bfd_seek (abfd, (file_ptr) crash_info_loc, SEEK_SET) != 0) @@ -181,21 +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; @@ -206,24 +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 @@ -276,7 +274,7 @@ cisco_core_file_validate (abfd, crash_info_loc) nread = statbuf.st_size - asect->filepos; asect->size = (nread < 1024) ? nread : 1024; - return abfd->xvec; + return _bfd_no_cleanup; /* Get here if we have already started filling out the BFD and there is an error of some kind. */ @@ -288,134 +286,141 @@ cisco_core_file_validate (abfd, crash_info_loc) return NULL; } -static const bfd_target * -cisco_core_file_p (abfd) - bfd *abfd; +static bfd_cleanup +cisco_core_file_p (bfd *abfd) { int *crash_info_locp; - const bfd_target *target = NULL; + bfd_cleanup cleanup = NULL; for (crash_info_locp = crash_info_locs; - *crash_info_locp != -1 && target == NULL; + *crash_info_locp != -1 && cleanup == NULL; crash_info_locp++) { - target = cisco_core_file_validate (abfd, *crash_info_locp); + cleanup = cisco_core_file_validate (abfd, *crash_info_locp); } - return (target); + return cleanup; } -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 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 */ +extern const bfd_target core_cisco_le_vec; + +const bfd_target core_cisco_be_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 */ + 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 */ };