#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include <sys/user.h>
#include <sys/core.h>
static asection *make_bfd_asection
PARAMS ((bfd *, const char *, flagword, bfd_size_type, bfd_vma, file_ptr));
static const bfd_target *osf_core_core_file_p
PARAMS ((bfd *));
static char *osf_core_core_file_failing_command
PARAMS ((bfd *));
static int osf_core_core_file_failing_signal
PARAMS ((bfd *));
static bfd_boolean osf_core_core_file_matches_executable_p
PARAMS ((bfd *, bfd *));
static void swap_abort
PARAMS ((void));
struct osf_core_struct
{
int sig;
char cmd[MAXCOMLEN + 1];
};
#define core_hdr(bfd) ((bfd)->tdata.osf_core_data)
#define core_signal(bfd) (core_hdr(bfd)->sig)
#define core_command(bfd) (core_hdr(bfd)->cmd)
static asection *
make_bfd_asection (abfd, name, flags, size, vma, filepos)
bfd *abfd;
const char *name;
flagword flags;
bfd_size_type size;
bfd_vma vma;
file_ptr filepos;
{
asection *asect;
asect = bfd_make_section_anyway (abfd, name);
if (!asect)
return NULL;
asect->flags = flags;
asect->size = size;
asect->vma = vma;
asect->filepos = filepos;
asect->alignment_power = 8;
return asect;
}
static const bfd_target *
osf_core_core_file_p (abfd)
bfd *abfd;
{
int val;
int i;
char *secname;
struct core_filehdr core_header;
bfd_size_type amt;
amt = sizeof core_header;
val = bfd_bread ((PTR) &core_header, amt, abfd);
if (val != sizeof core_header)
return NULL;
if (strncmp (core_header.magic, "Core", 4) != 0)
return NULL;
core_hdr (abfd) = (struct osf_core_struct *)
bfd_zalloc (abfd, (bfd_size_type) sizeof (struct osf_core_struct));
if (!core_hdr (abfd))
return NULL;
strncpy (core_command (abfd), core_header.name, MAXCOMLEN + 1);
core_signal (abfd) = core_header.signo;
for (i = 0; i < core_header.nscns; i++)
{
struct core_scnhdr core_scnhdr;
flagword flags;
amt = sizeof core_scnhdr;
val = bfd_bread ((PTR) &core_scnhdr, amt, abfd);
if (val != sizeof core_scnhdr)
break;
if (core_scnhdr.size == 0 || core_scnhdr.scnptr == 0)
continue;
switch (core_scnhdr.scntype)
{
case SCNRGN:
secname = ".data";
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
break;
case SCNSTACK:
secname = ".stack";
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
break;
case SCNREGS:
secname = ".reg";
flags = SEC_HAS_CONTENTS;
break;
default:
(*_bfd_error_handler) (_("Unhandled OSF/1 core file section type %d\n"),
core_scnhdr.scntype);
continue;
}
if (!make_bfd_asection (abfd, secname, flags,
(bfd_size_type) core_scnhdr.size,
(bfd_vma) core_scnhdr.vaddr,
(file_ptr) core_scnhdr.scnptr))
goto fail;
}
return abfd->xvec;
fail:
bfd_release (abfd, core_hdr (abfd));
core_hdr (abfd) = NULL;
bfd_section_list_clear (abfd);
return NULL;
}
static char *
osf_core_core_file_failing_command (abfd)
bfd *abfd;
{
return core_command (abfd);
}
static int
osf_core_core_file_failing_signal (abfd)
bfd *abfd;
{
return core_signal (abfd);
}
static bfd_boolean
osf_core_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 (*) (const void *)) swap_abort)
#define NO_PUT ((void (*) (bfd_vma, void *)) swap_abort)
#define NO_GETS ((bfd_signed_vma (*) (const void *)) swap_abort)
#define NO_GET64 ((bfd_uint64_t (*) (const void *)) swap_abort)
#define NO_PUT64 ((void (*) (bfd_uint64_t, void *)) swap_abort)
#define NO_GETS64 ((bfd_int64_t (*) (const void *)) swap_abort)
const bfd_target osf_core_vec =
{
"osf-core",
bfd_target_unknown_flavour,
BFD_ENDIAN_LITTLE,
BFD_ENDIAN_LITTLE,
(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_GET64, NO_GETS64, NO_PUT64,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
NO_GET64, NO_GETS64, NO_PUT64,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
{
_bfd_dummy_target,
_bfd_dummy_target,
_bfd_dummy_target,
osf_core_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 (osf_core),
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
};