X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fcisco-core.c;h=b733d14249463b4c0f78a135b4769957589e7ae1;hb=9e790a80160676e7fd3fb8be6cf3c1c77d9ded81;hp=f49b2d34ebc0ff6b0d6146624d038e1d6b68ae95;hpb=f3f29240da4a1211185583322f7d0dd7940c814a;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/cisco-core.c b/bfd/cisco-core.c index f49b2d34eb..b733d14249 100644 --- a/bfd/cisco-core.c +++ b/bfd/cisco-core.c @@ -1,83 +1,124 @@ /* BFD back-end for CISCO crash dumps. + Copyright (C) 1994-2020 Free Software Foundation, Inc. -Copyright 1994 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 3 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., 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., 675 Mass Ave, Cambridge, MA 02139, 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). */ +#include + +/* for MSVC builds */ +#ifndef SIGTRAP +# define SIGTRAP 5 +#endif +#ifndef SIGEMT +# define SIGEMT 6 +#endif +#ifndef SIGBUS +# define SIGBUS 10 +#endif -#define CRASH_INFO (0xffc) -#define CRASH_MAGIC 0xdead1234 +int crash_info_locs[] = +{ + 0x0250, /* mips, ppc, x86, i960 */ + 0x0400, /* m68k, mips, x86, i960 */ + 0x0FFC, /* m68k, mips, ppc, x86, i960 */ + 0x3000, /* ppc */ + 0x4FFC, /* m68k */ + -1 +}; + +#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, - } crashreason; +typedef enum +{ + CRASH_REASON_NOTCRASHED = 0, + CRASH_REASON_EXCEPTION = 1, + CRASH_REASON_CORRUPT = 2, +} crashreason; -struct crashinfo_external +typedef struct { - char magic[4]; /* Magic number */ + char magic[4]; /* Magic number */ char version[4]; /* Version number */ char reason[4]; /* Crash reason */ char cpu_vector[4]; /* CPU vector for exceptions */ char registers[4]; /* Pointer to saved registers */ char rambase[4]; /* Base of RAM (not in V1 crash info) */ -}; - + char textbase[4]; /* Base of .text section (not in V3 crash info) */ + char database[4]; /* Base of .data section (not in V3 crash info) */ + char bssbase[4]; /* Base of .bss section (not in V3 crash info) */ +} crashinfo_external; + struct cisco_core_struct { int sig; }; + +#define cisco_core_file_matches_executable_p generic_core_file_matches_executable_p +#define cisco_core_file_pid _bfd_nocore_core_file_pid -static bfd_target * -cisco_core_file_p (abfd) - bfd *abfd; +/* Examine the file for a crash info struct at the offset given by + CRASH_INFO_LOC. */ + +static bfd_cleanup +cisco_core_file_validate (bfd *abfd, int crash_info_loc) { char buf[4]; unsigned int crashinfo_offset; - struct crashinfo_external crashinfo; - int nread; + crashinfo_external crashinfo; + bfd_size_type nread; + unsigned int magic; + unsigned int version; unsigned int rambase; sec_ptr asect; struct stat statbuf; + size_t amt; + flagword flags; - if (bfd_seek (abfd, CRASH_INFO, SEEK_SET) != 0) + if (bfd_seek (abfd, (file_ptr) crash_info_loc, SEEK_SET) != 0) return NULL; - nread = bfd_read (buf, 1, 4, abfd); + nread = bfd_bread (buf, (bfd_size_type) 4, abfd); if (nread != 4) { - /* Maybe the file is too small (FIXME: what about other errors). */ - bfd_set_error (bfd_error_wrong_format); + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); return NULL; } - crashinfo_offset = bfd_get_32 (abfd, buf); + crashinfo_offset = MASK_ADDR (bfd_get_32 (abfd, buf)); - if (bfd_seek (abfd, crashinfo_offset, SEEK_SET) != 0) - return NULL; + if (bfd_seek (abfd, (file_ptr) crashinfo_offset, SEEK_SET) != 0) + { + /* Most likely we failed because of a bogus (huge) offset */ + bfd_set_error (bfd_error_wrong_format); + return NULL; + } - nread = bfd_read (&crashinfo, 1, sizeof (crashinfo), abfd); + nread = bfd_bread (&crashinfo, (bfd_size_type) sizeof (crashinfo), abfd); if (nread != sizeof (crashinfo)) { - /* Maybe the file is too small (FIXME: what about other errors). */ - bfd_set_error (bfd_error_wrong_format); + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); return NULL; } @@ -87,35 +128,35 @@ cisco_core_file_p (abfd) return NULL; } - if (bfd_get_32 (abfd, crashinfo.magic) != CRASH_MAGIC) + magic = bfd_get_32 (abfd, crashinfo.magic); + if (magic != CRASH_MAGIC) { bfd_set_error (bfd_error_wrong_format); return NULL; } - switch (bfd_get_32 (abfd, crashinfo.version)) + version = bfd_get_32 (abfd, crashinfo.version); + if (version == 0) { - case 0: bfd_set_error (bfd_error_wrong_format); return NULL; - case 1: + } + else if (version == 1) + { + /* V1 core dumps don't specify the dump base, assume 0 */ rambase = 0; - break; - default: - case 2: + } + else + { rambase = bfd_get_32 (abfd, crashinfo.rambase); - break; } /* OK, we believe you. You're a core file. */ - abfd->tdata.cisco_core_data = (struct cisco_core_struct *) - bfd_zmalloc (abfd, sizeof (struct cisco_core_struct)); + amt = sizeof (struct cisco_core_struct); + abfd->tdata.cisco_core_data = (struct cisco_core_struct *) bfd_zmalloc (amt); if (abfd->tdata.cisco_core_data == NULL) - { - bfd_set_error (bfd_error_no_memory); - return NULL; - } + return NULL; switch ((crashreason) bfd_get_32 (abfd, crashinfo.reason)) { @@ -129,9 +170,66 @@ cisco_core_file_p (abfd) abfd->tdata.cisco_core_data->sig = 0; break; case CRASH_REASON_EXCEPTION: - /* Crash occured due to CPU exception. - FIXME: convert cpu_vector to a signal number. */ - abfd->tdata.cisco_core_data->sig = 0; + /* Crash occured due to CPU exception. */ + + /* This is 68k-specific; for MIPS we'll need to interpret + cpu_vector differently based on the target configuration + (since CISCO core files don't seem to have the processor + encoded in them). */ + + switch (bfd_get_32 (abfd, crashinfo.cpu_vector)) + { + /* bus error */ + case 2 : abfd->tdata.cisco_core_data->sig = SIGBUS; break; + /* 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 */ + case 5 : abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* chk instruction */ + case 6 : abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* 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 */ + case 9 : abfd->tdata.cisco_core_data->sig = SIGTRAP; break; + /* line 1010 emulator */ + case 10: abfd->tdata.cisco_core_data->sig = SIGILL; break; + /* line 1111 emulator */ + case 11: abfd->tdata.cisco_core_data->sig = SIGILL; break; + + /* Coprocessor protocol violation. Using a standard MMU or FPU + this cannot be triggered by software. Call it a SIGBUS. */ + case 13: abfd->tdata.cisco_core_data->sig = SIGBUS; break; + + /* interrupt */ + case 31: abfd->tdata.cisco_core_data->sig = SIGINT; break; + /* breakpoint */ + case 33: abfd->tdata.cisco_core_data->sig = SIGTRAP; break; + + /* floating point err */ + case 48: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* floating point err */ + case 49: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* zero divide */ + case 50: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* underflow */ + case 51: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* operand error */ + case 52: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* overflow */ + case 53: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + /* NAN */ + case 54: abfd->tdata.cisco_core_data->sig = SIGFPE; break; + default: +#ifndef SIGEMT +#define SIGEMT SIGTRAP +#endif + /* "software generated"*/ + abfd->tdata.cisco_core_data->sig = SIGEMT; + } break; default: /* Unknown crash reason. */ @@ -139,196 +237,190 @@ cisco_core_file_p (abfd) break; } - abfd->sections = NULL; - abfd->section_count = 0; + /* Create a ".data" section that maps the entire file, which is + essentially a dump of the target system's RAM. */ - asect = (asection *) bfd_zmalloc (sizeof (asection)); + flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS; + asect = bfd_make_section_anyway_with_flags (abfd, ".data", flags); if (asect == NULL) - { - bfd_set_error (bfd_error_no_memory); - goto error_return; - } - asect->name = ".reg"; - asect->flags = SEC_ALLOC | SEC_HAS_CONTENTS; - /* This can be bigger than the real size. Set it to the size of the whole - core file. */ - asect->_raw_size = statbuf.st_size; - asect->vma = 0; - asect->filepos = bfd_get_32 (abfd, crashinfo.registers) - rambase; - asect->next = abfd->sections; - abfd->sections = asect; - ++abfd->section_count; - - /* There is only one section containing data from the target system's RAM. - We call it .data. */ - asect = (asection *) bfd_zmalloc (sizeof (asection)); - if (asect == NULL) - { - bfd_set_error (bfd_error_no_memory); - goto error_return; - } - asect->name = ".data"; - asect->flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS; + goto error_return; /* 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; - asect->next = abfd->sections; - abfd->sections = asect; - ++abfd->section_count; - return abfd->xvec; + /* Create a ".crash" section to allow access to the saved + crash information. */ + + flags = SEC_HAS_CONTENTS; + asect = bfd_make_section_anyway_with_flags (abfd, ".crash", flags); + if (asect == NULL) + goto error_return; + asect->vma = 0; + asect->filepos = crashinfo_offset; + asect->size = sizeof (crashinfo); + + /* Create a ".reg" section to allow access to the saved + registers. */ + + asect = bfd_make_section_anyway_with_flags (abfd, ".reg", flags); + if (asect == NULL) + goto error_return; + 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->size = (nread < 1024) ? nread : 1024; + + return _bfd_no_cleanup; + + /* Get here if we have already started filling out the BFD + and there is an error of some kind. */ error_return: - { - sec_ptr nextsect; - for (asect = abfd->sections; asect != NULL;) - { - nextsect = asect->next; - free (asect); - asect = nextsect; - } - free (abfd->tdata); - return NULL; - } + bfd_release (abfd, abfd->tdata.any); + abfd->tdata.any = NULL; + bfd_section_list_clear (abfd); + return NULL; } -char * -cisco_core_file_failing_command (abfd) - bfd *abfd; +static bfd_cleanup +cisco_core_file_p (bfd *abfd) { - return NULL; + int *crash_info_locp; + bfd_cleanup cleanup = NULL; + + for (crash_info_locp = crash_info_locs; + *crash_info_locp != -1 && cleanup == NULL; + crash_info_locp++) + { + cleanup = cisco_core_file_validate (abfd, *crash_info_locp); + } + return cleanup; } -int -cisco_core_file_failing_signal (abfd) - bfd *abfd; +static char * +cisco_core_file_failing_command (bfd *abfd ATTRIBUTE_UNUSED) { - return abfd->tdata.cisco_core_data->sig; + return NULL; } -boolean -cisco_core_file_matches_executable_p (core_bfd, exec_bfd) - bfd *core_bfd; - bfd *exec_bfd; +static int +cisco_core_file_failing_signal (bfd *abfd ATTRIBUTE_UNUSED) { - return true; + return abfd->tdata.cisco_core_data->sig; } -/* No archive file support via this BFD */ -#define cisco_openr_next_archived_file bfd_generic_openr_next_archived_file -#define cisco_generic_stat_arch_elt bfd_generic_stat_arch_elt -#define cisco_slurp_armap bfd_false -#define cisco_slurp_extended_name_table bfd_true -#define cisco_write_armap (boolean (*) PARAMS \ - ((bfd *arch, unsigned int elength, struct orl *map, \ - unsigned int orl_count, int stridx))) bfd_false -#define cisco_truncate_arname bfd_dont_truncate_arname -#define aout_32_openr_next_archived_file bfd_generic_openr_next_archived_file - -#define cisco_close_and_cleanup bfd_generic_close_and_cleanup -#define cisco_set_section_contents (boolean (*) PARAMS \ - ((bfd *abfd, asection *section, PTR data, file_ptr offset, \ - bfd_size_type count))) bfd_generic_set_section_contents -#define cisco_get_section_contents bfd_generic_get_section_contents -#define cisco_new_section_hook (boolean (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_true -#define cisco_get_symtab_upper_bound bfd_0u -#define cisco_get_symtab (unsigned int (*) PARAMS \ - ((bfd *, struct symbol_cache_entry **))) bfd_0u -#define cisco_get_reloc_upper_bound (unsigned int (*) PARAMS \ - ((bfd *, sec_ptr))) bfd_0u -#define cisco_canonicalize_reloc (unsigned int (*) PARAMS \ - ((bfd *, sec_ptr, arelent **, struct symbol_cache_entry**))) bfd_0u -#define cisco_make_empty_symbol (struct symbol_cache_entry * \ - (*) PARAMS ((bfd *))) bfd_false -#define cisco_print_symbol (void (*) PARAMS \ - ((bfd *, PTR, struct symbol_cache_entry *, \ - bfd_print_symbol_type))) bfd_false -#define cisco_get_symbol_info (void (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *, \ - symbol_info *))) bfd_false -#define cisco_get_lineno (alent * (*) PARAMS \ - ((bfd *, struct symbol_cache_entry *))) bfd_nullvoidptr -#define cisco_set_arch_mach (boolean (*) PARAMS \ - ((bfd *, enum bfd_architecture, unsigned long))) bfd_false -#define cisco_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 cisco_sizeof_headers (int (*) PARAMS \ - ((bfd *, boolean))) bfd_0 - -#define cisco_bfd_debug_info_start bfd_void -#define cisco_bfd_debug_info_end bfd_void -#define cisco_bfd_debug_info_accumulate (void (*) PARAMS \ - ((bfd *, struct sec *))) bfd_void -#define cisco_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents -#define cisco_bfd_relax_section bfd_generic_relax_section -#define cisco_bfd_reloc_type_lookup \ - ((CONST struct reloc_howto_struct *(*) PARAMS ((bfd *, bfd_reloc_code_real_type))) bfd_nullvoidptr) -#define cisco_bfd_make_debug_symbol \ - ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) -#define cisco_bfd_link_hash_table_create \ - ((struct bfd_link_hash_table *(*) PARAMS ((bfd *))) bfd_nullvoidptr) -#define cisco_bfd_link_add_symbols \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define cisco_bfd_final_link \ - ((boolean (*) PARAMS ((bfd *, struct bfd_link_info *))) bfd_false) -#define cisco_bfd_copy_private_section_data \ - ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_false) -#define cisco_bfd_copy_private_bfd_data \ - ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_false) -#define cisco_bfd_is_local_label \ - ((boolean (*) PARAMS ((bfd *, asection *))) bfd_false) - -/* If somebody calls any byte-swapping routines, shoot them. */ -void -swap_abort() +extern const bfd_target core_cisco_le_vec; + +const bfd_target core_cisco_be_vec = { - abort(); /* This way doesn't require any declaration for ANSI to fuck up */ -} -#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 ) - -bfd_target trad_core_vec = - { - "trad-core", - bfd_target_unknown_flavour, - true, /* target byte order */ - true, /* 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 */ - 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 */ - - { /* 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 - }, - - JUMP_TABLE(cisco), - (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 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 */ };