#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "libaout.h"
#include <sys/param.h>
#include <sys/dir.h>
#include <signal.h>
#include <sys/core.h>
struct netbsd_core_struct {
struct core core;
} *rawptr;
static const bfd_target *netbsd_core_file_p PARAMS ((bfd *abfd));
static char *netbsd_core_file_failing_command PARAMS ((bfd *abfd));
static int netbsd_core_file_failing_signal PARAMS ((bfd *abfd));
static boolean netbsd_core_file_matches_executable_p
PARAMS ((bfd *core_bfd, bfd *exec_bfd));
static void swap_abort PARAMS ((void));
static const bfd_target *
netbsd_core_file_p (abfd)
bfd *abfd;
{
int i, val;
file_ptr offset;
asection *asect, *asect2;
struct core core;
struct coreseg coreseg;
bfd_size_type amt = sizeof core;
val = bfd_bread ((void *) &core, amt, abfd);
if (val != sizeof core)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
if (CORE_GETMAGIC (core) != COREMAGIC)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
amt = sizeof (struct netbsd_core_struct);
rawptr = (struct netbsd_core_struct *) bfd_zalloc (abfd, amt);
if (rawptr == NULL)
return 0;
rawptr->core = core;
abfd->tdata.netbsd_core_data = rawptr;
offset = core.c_hdrsize;
for (i = 0; i < core.c_nseg; i++)
{
const char *sname;
flagword flags;
if (bfd_seek (abfd, offset, SEEK_SET) != 0)
goto punt;
val = bfd_bread ((void *) &coreseg, (bfd_size_type) sizeof coreseg, abfd);
if (val != sizeof coreseg)
{
bfd_set_error (bfd_error_file_truncated);
goto punt;
}
if (CORE_GETMAGIC (coreseg) != CORESEGMAGIC)
{
bfd_set_error (bfd_error_wrong_format);
goto punt;
}
offset += core.c_seghdrsize;
switch (CORE_GETFLAG (coreseg))
{
case CORE_CPU:
sname = ".reg";
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
case CORE_DATA:
sname = ".data";
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
break;
case CORE_STACK:
sname = ".stack";
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
break;
default:
sname = ".unknown";
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
}
asect = bfd_make_section_anyway (abfd, sname);
if (asect == NULL)
goto punt;
asect->flags = flags;
asect->_raw_size = coreseg.c_size;
asect->vma = coreseg.c_addr;
asect->filepos = offset;
asect->alignment_power = 2;
offset += coreseg.c_size;
#ifdef CORE_FPU_OFFSET
switch (CORE_GETFLAG (coreseg))
{
case CORE_CPU:
asect->_raw_size = CORE_FPU_OFFSET;
asect2 = bfd_make_section_anyway (abfd, ".reg2");
if (asect2 == NULL)
goto punt;
asect2->_raw_size = coreseg.c_size - CORE_FPU_OFFSET;
asect2->vma = 0;
asect2->filepos = asect->filepos + CORE_FPU_OFFSET;
asect2->alignment_power = 2;
asect2->flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
}
#endif
}
return abfd->xvec;
punt:
bfd_release (abfd, abfd->tdata.any);
abfd->tdata.any = NULL;
bfd_section_list_clear (abfd);
return 0;
}
static char*
netbsd_core_file_failing_command (abfd)
bfd *abfd;
{
return abfd->tdata.netbsd_core_data->core.c_name;
}
static int
netbsd_core_file_failing_signal (abfd)
bfd *abfd;
{
return abfd->tdata.netbsd_core_data->core.c_signo;
}
static boolean
netbsd_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 netbsd_core_vec =
{
"netbsd-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,
netbsd_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 (netbsd),
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
};