#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "libaout.h"
#include <sys/param.h>
#ifdef HAVE_DIRENT_H
# include <dirent.h>
#else
# ifdef HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif
# ifdef HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif
# ifdef HAVE_NDIR_H
# include <ndir.h>
# endif
#endif
#include <signal.h>
#include <sys/user.h>
#ifdef TRAD_HEADER
#include TRAD_HEADER
#endif
struct trad_core_struct
{
asection *data_section;
asection *stack_section;
asection *reg_section;
struct user u;
};
#define core_upage(bfd) (&((bfd)->tdata.trad_core_data->u))
#define core_datasec(bfd) ((bfd)->tdata.trad_core_data->data_section)
#define core_stacksec(bfd) ((bfd)->tdata.trad_core_data->stack_section)
#define core_regsec(bfd) ((bfd)->tdata.trad_core_data->reg_section)
const bfd_target *trad_unix_core_file_p PARAMS ((bfd *abfd));
char * trad_unix_core_file_failing_command PARAMS ((bfd *abfd));
int trad_unix_core_file_failing_signal PARAMS ((bfd *abfd));
bfd_boolean trad_unix_core_file_matches_executable_p
PARAMS ((bfd *core_bfd, bfd *exec_bfd));
static void swap_abort PARAMS ((void));
const bfd_target *
trad_unix_core_file_p (abfd)
bfd *abfd;
{
int val;
struct user u;
struct trad_core_struct *rawptr;
bfd_size_type amt;
#ifdef TRAD_CORE_USER_OFFSET
if (bfd_seek (abfd, (file_ptr) TRAD_CORE_USER_OFFSET, SEEK_SET) != 0)
return 0;
#endif
val = bfd_bread ((void *) &u, (bfd_size_type) sizeof u, abfd);
if (val != sizeof u)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
if (u.u_dsize > 0x1000000)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
if (u.u_ssize > 0x1000000)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
{
FILE *stream = bfd_cache_lookup (abfd);
struct stat statbuf;
if (stream == NULL)
return 0;
if (fstat (fileno (stream), &statbuf) < 0)
{
bfd_set_error (bfd_error_system_call);
return 0;
}
if ((unsigned long) (NBPG * (UPAGES + u.u_dsize
#ifdef TRAD_CORE_DSIZE_INCLUDES_TSIZE
- u.u_tsize
#endif
+ u.u_ssize))
> (unsigned long) statbuf.st_size)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
#ifndef TRAD_CORE_ALLOW_ANY_EXTRA_SIZE
if ((unsigned long) (NBPG * (UPAGES + u.u_dsize + u.u_ssize)
#ifdef TRAD_CORE_EXTRA_SIZE_ALLOWED
+ TRAD_CORE_EXTRA_SIZE_ALLOWED
#endif
)
< (unsigned long) statbuf.st_size)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
#endif
}
amt = sizeof (struct trad_core_struct);
rawptr = (struct trad_core_struct *) bfd_zmalloc (amt);
if (rawptr == NULL)
return 0;
abfd->tdata.trad_core_data = rawptr;
rawptr->u = u;
core_stacksec(abfd) = bfd_make_section_anyway (abfd, ".stack");
if (core_stacksec (abfd) == NULL)
goto fail;
core_datasec (abfd) = bfd_make_section_anyway (abfd, ".data");
if (core_datasec (abfd) == NULL)
goto fail;
core_regsec (abfd) = bfd_make_section_anyway (abfd, ".reg");
if (core_regsec (abfd) == NULL)
goto fail;
core_stacksec (abfd)->flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
core_datasec (abfd)->flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
core_regsec (abfd)->flags = SEC_HAS_CONTENTS;
core_datasec (abfd)->_raw_size = NBPG * u.u_dsize
#ifdef TRAD_CORE_DSIZE_INCLUDES_TSIZE
- NBPG * u.u_tsize
#endif
;
core_stacksec (abfd)->_raw_size = NBPG * u.u_ssize;
core_regsec (abfd)->_raw_size = NBPG * UPAGES;
#ifdef HOST_DATA_START_ADDR
core_datasec (abfd)->vma = HOST_DATA_START_ADDR;
#else
core_datasec (abfd)->vma = HOST_TEXT_START_ADDR + (NBPG * u.u_tsize);
#endif
#ifdef HOST_STACK_START_ADDR
core_stacksec (abfd)->vma = HOST_STACK_START_ADDR;
#else
core_stacksec (abfd)->vma = HOST_STACK_END_ADDR - (NBPG * u.u_ssize);
#endif
core_regsec (abfd)->vma = - (bfd_vma) (unsigned long) u.u_ar0;
core_datasec (abfd)->filepos = NBPG * UPAGES;
core_stacksec (abfd)->filepos = (NBPG * UPAGES) + NBPG * u.u_dsize
#ifdef TRAD_CORE_DSIZE_INCLUDES_TSIZE
- NBPG * u.u_tsize
#endif
;
core_regsec (abfd)->filepos = 0;
core_stacksec (abfd)->alignment_power = 2;
core_datasec (abfd)->alignment_power = 2;
core_regsec (abfd)->alignment_power = 2;
return abfd->xvec;
fail:
bfd_release (abfd, abfd->tdata.any);
abfd->tdata.any = NULL;
bfd_section_list_clear (abfd);
return NULL;
}
char *
trad_unix_core_file_failing_command (abfd)
bfd *abfd;
{
#ifndef NO_CORE_COMMAND
char *com = abfd->tdata.trad_core_data->u.u_comm;
if (*com)
return com;
else
#endif
return 0;
}
int
trad_unix_core_file_failing_signal (ignore_abfd)
bfd *ignore_abfd ATTRIBUTE_UNUSED;
{
#ifdef TRAD_UNIX_CORE_FILE_FAILING_SIGNAL
return TRAD_UNIX_CORE_FILE_FAILING_SIGNAL(ignore_abfd);
#else
return -1;
#endif
}
bfd_boolean
trad_unix_core_file_matches_executable_p (core_bfd, exec_bfd)
bfd *core_bfd ATTRIBUTE_UNUSED;
bfd *exec_bfd ATTRIBUTE_UNUSED;
{
return TRUE;
}
static void
swap_abort ()
{
abort ();
}
#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 )
const bfd_target trad_core_vec =
{
"trad-core",
bfd_target_unknown_flavour,
BFD_ENDIAN_UNKNOWN,
BFD_ENDIAN_UNKNOWN,
(HAS_RELOC | EXEC_P |
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC),
0,
' ',
16,
NO_GET, NO_SIGNED_GET, NO_PUT,
NO_GET, NO_SIGNED_GET, NO_PUT,
NO_GET, NO_SIGNED_GET, NO_PUT,
NO_GET, NO_SIGNED_GET, NO_PUT,
NO_GET, NO_SIGNED_GET, NO_PUT,
NO_GET, NO_SIGNED_GET, NO_PUT,
{
_bfd_dummy_target,
_bfd_dummy_target,
_bfd_dummy_target,
trad_unix_core_file_p
},
{
bfd_false, bfd_false,
bfd_false, bfd_false
},
{
bfd_false, bfd_false,
bfd_false, bfd_false
},
BFD_JUMP_TABLE_GENERIC (_bfd_generic),
BFD_JUMP_TABLE_COPY (_bfd_generic),
BFD_JUMP_TABLE_CORE (trad_unix),
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),
NULL,
(PTR) 0
};