#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "coff/i386.h"
#include "coff/internal.h"
#include "libcoff.h"
#include <signal.h>
#if defined (_AIX) && defined (_I386)
#define NOCHECKS
#define _h_USER
#include <uinfo.h>
#include <sys/i386/coredump.h>
#endif
#ifndef COR_MAGIC
# define COR_MAGIC "core"
#endif
#define core_hdr(bfd) \
(((bfd->tdata.trad_core_data))->hdr)
#define core_section(bfd,n) \
(((bfd)->tdata.trad_core_data)->sections[n])
#define core_regsec(bfd) \
(((bfd)->tdata.trad_core_data)->reg_section)
#define core_reg2sec(bfd) \
(((bfd)->tdata.trad_core_data)->reg2_section)
struct trad_core_struct {
struct corehdr *hdr;
asection *reg_section;
asection *reg2_section;
asection *sections[MAX_CORE_SEGS];
};
static void swap_abort PARAMS ((void));
static const bfd_target *
aix386_core_file_p (abfd)
bfd *abfd;
{
int i, n;
unsigned char longbuf[4];
bfd_size_type core_size = sizeof (struct corehdr);
bfd_size_type amt;
struct corehdr *core;
struct mergem {
struct trad_core_struct coredata;
struct corehdr internal_core;
} *mergem;
amt = sizeof (longbuf);
if (bfd_bread ((PTR) longbuf, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return 0;
}
if (strncmp (longbuf, COR_MAGIC, 4))
return 0;
if (bfd_seek (abfd, (file_ptr) 0, 0) != 0)
return 0;
amt = sizeof (struct mergem);
mergem = (struct mergem *) bfd_zalloc (abfd, amt);
if (mergem == NULL)
return 0;
core = &mergem->internal_core;
if ((bfd_bread ((PTR) core, core_size, abfd)) != core_size)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
loser:
bfd_release (abfd, (char *) mergem);
abfd->tdata.any = NULL;
bfd_section_list_clear (abfd);
return 0;
}
set_tdata (abfd, &mergem->coredata);
core_hdr (abfd) = core;
core_regsec (abfd) = bfd_make_section_anyway (abfd, ".reg");
if (core_regsec (abfd) == NULL)
goto loser;
core_regsec (abfd)->flags = SEC_HAS_CONTENTS;
core_regsec (abfd)->_raw_size = sizeof (core->cd_regs);
core_regsec (abfd)->vma = (bfd_vma) -1;
core_regsec (abfd)->filepos =
(file_ptr) offsetof (struct corehdr, cd_regs[0]);
core_reg2sec (abfd) = bfd_make_section_anyway (abfd, ".reg2");
if (core_reg2sec (abfd) == NULL)
goto loser;
core_reg2sec (abfd)->flags = SEC_HAS_CONTENTS;
core_reg2sec (abfd)->_raw_size = sizeof (core->cd_fpregs);
core_reg2sec (abfd)->vma = (bfd_vma) -1;
core_reg2sec (abfd)->filepos =
(file_ptr) offsetof (struct corehdr, cd_fpregs);
for (i = 0, n = 0; (i < MAX_CORE_SEGS) && (core->cd_segs[i].cs_type); i++)
{
const char *sname;
flagword flags;
if (core->cd_segs[i].cs_offset == 0)
continue;
switch (core->cd_segs[i].cs_type)
{
case COR_TYPE_DATA:
sname = ".data";
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
break;
case COR_TYPE_STACK:
sname = ".stack";
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
break;
case COR_TYPE_LIBDATA:
sname = ".libdata";
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
case COR_TYPE_WRITE:
sname = ".writeable";
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
case COR_TYPE_MSC:
sname = ".misc";
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
default:
sname = ".unknown";
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
break;
}
core_section (abfd, n) = bfd_make_section_anyway (abfd, sname);
if (core_section (abfd, n) == NULL)
goto loser;
core_section (abfd, n)->flags = flags;
core_section (abfd, n)->_raw_size = core->cd_segs[i].cs_len;
core_section (abfd, n)->vma = core->cd_segs[i].cs_address;
core_section (abfd, n)->filepos = core->cd_segs[i].cs_offset;
core_section (abfd, n)->alignment_power = 2;
n++;
}
return abfd->xvec;
}
static char *
aix386_core_file_failing_command (abfd)
bfd *abfd;
{
return core_hdr (abfd)->cd_comm;
}
static int
aix386_core_file_failing_signal (abfd)
bfd *abfd;
{
return core_hdr (abfd)->cd_cursig;
}
static bfd_boolean
aix386_core_file_matches_executable_p (core_bfd, exec_bfd)
bfd *core_bfd;
bfd *exec_bfd;
{
return TRUE;
}
static void
swap_abort ()
{
abort ();
}
#define NO_GET ((bfd_vma (*) PARAMS ((const bfd_byte *))) swap_abort)
#define NO_GETS ((bfd_signed_vma (*) PARAMS ((const bfd_byte *))) swap_abort)
#define NO_PUT ((void (*) PARAMS ((bfd_vma, bfd_byte *))) swap_abort)
const bfd_target aix386_core_vec = {
"aix386-core",
bfd_target_unknown_flavour,
BFD_ENDIAN_BIG,
BFD_ENDIAN_BIG,
(HAS_RELOC | EXEC_P |
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | WP_TEXT),
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC),
0,
' ',
16,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
NO_GET, NO_GETS, NO_PUT,
{_bfd_dummy_target, _bfd_dummy_target,
_bfd_dummy_target, aix386_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 (aix386),
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
};