#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
+/* core_file_failing_signal returns a host signal (this probably should
+ be fixed). */
+#include <signal.h>
\f
#define CRASH_INFO (0xffc)
#define CRASH_MAGIC 0xdead1234
nread = bfd_read (buf, 1, 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);
nread = bfd_read (&crashinfo, 1, 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;
}
/* 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));
+ abfd->tdata.cisco_core_data =
+ ((struct cisco_core_struct *)
+ bfd_zmalloc (sizeof (struct cisco_core_struct)));
if (abfd->tdata.cisco_core_data == NULL)
{
bfd_set_error (bfd_error_no_memory);
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:
+ /* "software generated"*/
+ abfd->tdata.cisco_core_data->sig = SIGEMT;
+ }
break;
default:
/* Unknown crash reason. */
free (asect);
asect = nextsect;
}
- free (abfd->tdata);
+ free (abfd->tdata.cisco_core_data);
return NULL;
}
}
return true;
}
\f
-/* 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()
-{
- 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 =
+bfd_target cisco_core_vec =
{
"trad-core",
bfd_target_unknown_flavour,
' ', /* 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_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_false, bfd_false
},
- JUMP_TABLE(cisco),
+ 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),
+
(PTR) 0 /* backend_data */
};
projects / binutils.git / blobdiff