/* BFD back-end for AIX on PS/2 core files.
|
/* BFD back-end for AIX on PS/2 core files.
|
This was based on trad-core.c, which was written by John Gilmore of
|
This was based on trad-core.c, which was written by John Gilmore of
|
Cygnus Support.
|
Cygnus Support.
|
Copyright 1988, 1989, 1991, 1992, 1993, 1994, 1996, 1998, 1999, 2000,
|
Copyright 1988, 1989, 1991, 1992, 1993, 1994, 1996, 1998, 1999, 2000,
|
2001, 2002, 2004, 2006, 2007
|
2001, 2002, 2004, 2006, 2007
|
Free Software Foundation, Inc.
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Free Software Foundation, Inc.
|
Written by Minh Tran-Le <TRANLE@INTELLICORP.COM>.
|
Written by Minh Tran-Le <TRANLE@INTELLICORP.COM>.
|
Converted to back end form by Ian Lance Taylor <ian@cygnus.com>.
|
Converted to back end form by Ian Lance Taylor <ian@cygnus.com>.
|
|
|
This file is part of BFD, the Binary File Descriptor library.
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This file is part of BFD, the Binary File Descriptor library.
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|
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
|
it under the terms of the GNU General Public License as published by
|
the Free Software Foundation; either version 3 of the License, or
|
the Free Software Foundation; either version 3 of the License, or
|
(at your option) any later version.
|
(at your option) any later version.
|
|
|
This program is distributed in the hope that it will be useful,
|
This program is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
GNU General Public License for more details.
|
GNU General Public License for more details.
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|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with this program; if not, write to the Free Software
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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MA 02110-1301, USA. */
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|
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#include "sysdep.h"
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#include "sysdep.h"
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#include "bfd.h"
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#include "bfd.h"
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#include "libbfd.h"
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#include "libbfd.h"
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#include "coff/i386.h"
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#include "coff/i386.h"
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#include "coff/internal.h"
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#include "coff/internal.h"
|
#include "libcoff.h"
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#include "libcoff.h"
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|
|
#include <signal.h>
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#include <signal.h>
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|
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#if defined (_AIX) && defined (_I386)
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#if defined (_AIX) && defined (_I386)
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#define NOCHECKS /* This is for coredump.h. */
|
#define NOCHECKS /* This is for coredump.h. */
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#define _h_USER /* Avoid including user.h from coredump.h. */
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#define _h_USER /* Avoid including user.h from coredump.h. */
|
#include <uinfo.h>
|
#include <uinfo.h>
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#include <sys/i386/coredump.h>
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#include <sys/i386/coredump.h>
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#endif /* _AIX && _I386 */
|
#endif /* _AIX && _I386 */
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|
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/* Maybe this could work on some other i386 but I have not tried it
|
/* Maybe this could work on some other i386 but I have not tried it
|
* mtranle@paris - Tue Sep 24 12:49:35 1991
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* mtranle@paris - Tue Sep 24 12:49:35 1991
|
*/
|
*/
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|
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#ifndef COR_MAGIC
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#ifndef COR_MAGIC
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# define COR_MAGIC "core"
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# define COR_MAGIC "core"
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#endif
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#endif
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|
|
/* Need this cast because ptr is really void *. */
|
/* Need this cast because ptr is really void *. */
|
#define core_hdr(bfd) \
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#define core_hdr(bfd) \
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(((bfd->tdata.trad_core_data))->hdr)
|
(((bfd->tdata.trad_core_data))->hdr)
|
#define core_section(bfd,n) \
|
#define core_section(bfd,n) \
|
(((bfd)->tdata.trad_core_data)->sections[n])
|
(((bfd)->tdata.trad_core_data)->sections[n])
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#define core_regsec(bfd) \
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#define core_regsec(bfd) \
|
(((bfd)->tdata.trad_core_data)->reg_section)
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(((bfd)->tdata.trad_core_data)->reg_section)
|
#define core_reg2sec(bfd) \
|
#define core_reg2sec(bfd) \
|
(((bfd)->tdata.trad_core_data)->reg2_section)
|
(((bfd)->tdata.trad_core_data)->reg2_section)
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|
|
/* These are stored in the bfd's tdata. */
|
/* These are stored in the bfd's tdata. */
|
struct trad_core_struct {
|
struct trad_core_struct {
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struct corehdr *hdr; /* core file header */
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struct corehdr *hdr; /* core file header */
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asection *reg_section;
|
asection *reg_section;
|
asection *reg2_section;
|
asection *reg2_section;
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asection *sections[MAX_CORE_SEGS];
|
asection *sections[MAX_CORE_SEGS];
|
};
|
};
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|
|
static void swap_abort PARAMS ((void));
|
static void swap_abort PARAMS ((void));
|
|
|
static const bfd_target *
|
static const bfd_target *
|
aix386_core_file_p (abfd)
|
aix386_core_file_p (abfd)
|
bfd *abfd;
|
bfd *abfd;
|
{
|
{
|
int i, n;
|
int i, n;
|
unsigned char longbuf[4]; /* Raw bytes of various header fields */
|
unsigned char longbuf[4]; /* Raw bytes of various header fields */
|
bfd_size_type core_size = sizeof (struct corehdr);
|
bfd_size_type core_size = sizeof (struct corehdr);
|
bfd_size_type amt;
|
bfd_size_type amt;
|
struct corehdr *core;
|
struct corehdr *core;
|
struct mergem {
|
struct mergem {
|
struct trad_core_struct coredata;
|
struct trad_core_struct coredata;
|
struct corehdr internal_core;
|
struct corehdr internal_core;
|
} *mergem;
|
} *mergem;
|
flagword flags;
|
flagword flags;
|
|
|
amt = sizeof (longbuf);
|
amt = sizeof (longbuf);
|
if (bfd_bread ((PTR) longbuf, amt, abfd) != amt)
|
if (bfd_bread ((PTR) longbuf, amt, abfd) != amt)
|
{
|
{
|
if (bfd_get_error () != bfd_error_system_call)
|
if (bfd_get_error () != bfd_error_system_call)
|
bfd_set_error (bfd_error_wrong_format);
|
bfd_set_error (bfd_error_wrong_format);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
if (strncmp (longbuf, COR_MAGIC, 4))
|
if (strncmp (longbuf, COR_MAGIC, 4))
|
return 0;
|
return 0;
|
|
|
if (bfd_seek (abfd, (file_ptr) 0, 0) != 0)
|
if (bfd_seek (abfd, (file_ptr) 0, 0) != 0)
|
return 0;
|
return 0;
|
|
|
amt = sizeof (struct mergem);
|
amt = sizeof (struct mergem);
|
mergem = (struct mergem *) bfd_zalloc (abfd, amt);
|
mergem = (struct mergem *) bfd_zalloc (abfd, amt);
|
if (mergem == NULL)
|
if (mergem == NULL)
|
return 0;
|
return 0;
|
|
|
core = &mergem->internal_core;
|
core = &mergem->internal_core;
|
|
|
if ((bfd_bread ((PTR) core, core_size, abfd)) != core_size)
|
if ((bfd_bread ((PTR) core, core_size, abfd)) != core_size)
|
{
|
{
|
if (bfd_get_error () != bfd_error_system_call)
|
if (bfd_get_error () != bfd_error_system_call)
|
bfd_set_error (bfd_error_wrong_format);
|
bfd_set_error (bfd_error_wrong_format);
|
loser:
|
loser:
|
bfd_release (abfd, (char *) mergem);
|
bfd_release (abfd, (char *) mergem);
|
abfd->tdata.any = NULL;
|
abfd->tdata.any = NULL;
|
bfd_section_list_clear (abfd);
|
bfd_section_list_clear (abfd);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
set_tdata (abfd, &mergem->coredata);
|
set_tdata (abfd, &mergem->coredata);
|
core_hdr (abfd) = core;
|
core_hdr (abfd) = core;
|
|
|
/* Create the sections. */
|
/* Create the sections. */
|
flags = SEC_HAS_CONTENTS;
|
flags = SEC_HAS_CONTENTS;
|
core_regsec (abfd) = bfd_make_section_anyway_with_flags (abfd, ".reg",
|
core_regsec (abfd) = bfd_make_section_anyway_with_flags (abfd, ".reg",
|
flags);
|
flags);
|
if (core_regsec (abfd) == NULL)
|
if (core_regsec (abfd) == NULL)
|
goto loser;
|
goto loser;
|
|
|
core_regsec (abfd)->size = sizeof (core->cd_regs);
|
core_regsec (abfd)->size = sizeof (core->cd_regs);
|
core_regsec (abfd)->vma = (bfd_vma) -1;
|
core_regsec (abfd)->vma = (bfd_vma) -1;
|
|
|
/* We'll access the regs afresh in the core file, like any section. */
|
/* We'll access the regs afresh in the core file, like any section. */
|
core_regsec (abfd)->filepos =
|
core_regsec (abfd)->filepos =
|
(file_ptr) offsetof (struct corehdr, cd_regs[0]);
|
(file_ptr) offsetof (struct corehdr, cd_regs[0]);
|
|
|
flags = SEC_HAS_CONTENTS;
|
flags = SEC_HAS_CONTENTS;
|
core_reg2sec (abfd) = bfd_make_section_anyway_with_flags (abfd, ".reg2",
|
core_reg2sec (abfd) = bfd_make_section_anyway_with_flags (abfd, ".reg2",
|
flags);
|
flags);
|
if (core_reg2sec (abfd) == NULL)
|
if (core_reg2sec (abfd) == NULL)
|
/* bfd_release frees everything allocated after it's arg. */
|
/* bfd_release frees everything allocated after it's arg. */
|
goto loser;
|
goto loser;
|
|
|
core_reg2sec (abfd)->size = sizeof (core->cd_fpregs);
|
core_reg2sec (abfd)->size = sizeof (core->cd_fpregs);
|
core_reg2sec (abfd)->vma = (bfd_vma) -1;
|
core_reg2sec (abfd)->vma = (bfd_vma) -1;
|
core_reg2sec (abfd)->filepos =
|
core_reg2sec (abfd)->filepos =
|
(file_ptr) offsetof (struct corehdr, cd_fpregs);
|
(file_ptr) offsetof (struct corehdr, cd_fpregs);
|
|
|
for (i = 0, n = 0; (i < MAX_CORE_SEGS) && (core->cd_segs[i].cs_type); i++)
|
for (i = 0, n = 0; (i < MAX_CORE_SEGS) && (core->cd_segs[i].cs_type); i++)
|
{
|
{
|
const char *sname;
|
const char *sname;
|
flagword flags;
|
flagword flags;
|
|
|
if (core->cd_segs[i].cs_offset == 0)
|
if (core->cd_segs[i].cs_offset == 0)
|
continue;
|
continue;
|
|
|
switch (core->cd_segs[i].cs_type)
|
switch (core->cd_segs[i].cs_type)
|
{
|
{
|
case COR_TYPE_DATA:
|
case COR_TYPE_DATA:
|
sname = ".data";
|
sname = ".data";
|
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
|
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
|
break;
|
break;
|
case COR_TYPE_STACK:
|
case COR_TYPE_STACK:
|
sname = ".stack";
|
sname = ".stack";
|
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
|
flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
|
break;
|
break;
|
case COR_TYPE_LIBDATA:
|
case COR_TYPE_LIBDATA:
|
sname = ".libdata";
|
sname = ".libdata";
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
break;
|
break;
|
case COR_TYPE_WRITE:
|
case COR_TYPE_WRITE:
|
sname = ".writeable";
|
sname = ".writeable";
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
break;
|
break;
|
case COR_TYPE_MSC:
|
case COR_TYPE_MSC:
|
sname = ".misc";
|
sname = ".misc";
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
break;
|
break;
|
default:
|
default:
|
sname = ".unknown";
|
sname = ".unknown";
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
flags = SEC_ALLOC + SEC_HAS_CONTENTS;
|
break;
|
break;
|
}
|
}
|
core_section (abfd, n) = bfd_make_section_anyway_with_flags (abfd,
|
core_section (abfd, n) = bfd_make_section_anyway_with_flags (abfd,
|
sname,
|
sname,
|
flags);
|
flags);
|
if (core_section (abfd, n) == NULL)
|
if (core_section (abfd, n) == NULL)
|
goto loser;
|
goto loser;
|
|
|
core_section (abfd, n)->size = core->cd_segs[i].cs_len;
|
core_section (abfd, n)->size = core->cd_segs[i].cs_len;
|
core_section (abfd, n)->vma = core->cd_segs[i].cs_address;
|
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)->filepos = core->cd_segs[i].cs_offset;
|
core_section (abfd, n)->alignment_power = 2;
|
core_section (abfd, n)->alignment_power = 2;
|
n++;
|
n++;
|
}
|
}
|
|
|
return abfd->xvec;
|
return abfd->xvec;
|
}
|
}
|
|
|
static char *
|
static char *
|
aix386_core_file_failing_command (abfd)
|
aix386_core_file_failing_command (abfd)
|
bfd *abfd;
|
bfd *abfd;
|
{
|
{
|
return core_hdr (abfd)->cd_comm;
|
return core_hdr (abfd)->cd_comm;
|
}
|
}
|
|
|
static int
|
static int
|
aix386_core_file_failing_signal (abfd)
|
aix386_core_file_failing_signal (abfd)
|
bfd *abfd;
|
bfd *abfd;
|
{
|
{
|
return core_hdr (abfd)->cd_cursig;
|
return core_hdr (abfd)->cd_cursig;
|
}
|
}
|
|
|
#define aix386_core_file_matches_executable_p generic_core_file_matches_executable_p
|
#define aix386_core_file_matches_executable_p generic_core_file_matches_executable_p
|
|
|
/* If somebody calls any byte-swapping routines, shoot them. */
|
/* If somebody calls any byte-swapping routines, shoot them. */
|
|
|
static void
|
static void
|
swap_abort ()
|
swap_abort ()
|
{
|
{
|
/* This way doesn't require any declaration for ANSI to fuck up. */
|
/* This way doesn't require any declaration for ANSI to fuck up. */
|
abort ();
|
abort ();
|
}
|
}
|
|
|
#define NO_GET ((bfd_vma (*) (const void *)) swap_abort)
|
#define NO_GET ((bfd_vma (*) (const void *)) swap_abort)
|
#define NO_PUT ((void (*) (bfd_vma, void *)) swap_abort)
|
#define NO_PUT ((void (*) (bfd_vma, void *)) swap_abort)
|
#define NO_GETS ((bfd_signed_vma (*) (const 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_GET64 ((bfd_uint64_t (*) (const void *)) swap_abort)
|
#define NO_PUT64 ((void (*) (bfd_uint64_t, void *)) swap_abort)
|
#define NO_PUT64 ((void (*) (bfd_uint64_t, void *)) swap_abort)
|
#define NO_GETS64 ((bfd_int64_t (*) (const void *)) swap_abort)
|
#define NO_GETS64 ((bfd_int64_t (*) (const void *)) swap_abort)
|
|
|
const bfd_target aix386_core_vec = {
|
const bfd_target aix386_core_vec = {
|
"aix386-core",
|
"aix386-core",
|
bfd_target_unknown_flavour,
|
bfd_target_unknown_flavour,
|
BFD_ENDIAN_BIG, /* target byte order */
|
BFD_ENDIAN_BIG, /* target byte order */
|
BFD_ENDIAN_BIG, /* target headers byte order */
|
BFD_ENDIAN_BIG, /* target headers byte order */
|
(HAS_RELOC | EXEC_P | /* object flags */
|
(HAS_RELOC | EXEC_P | /* object flags */
|
HAS_LINENO | HAS_DEBUG |
|
HAS_LINENO | HAS_DEBUG |
|
HAS_SYMS | HAS_LOCALS | WP_TEXT),
|
HAS_SYMS | HAS_LOCALS | WP_TEXT),
|
|
|
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
0, /* leading underscore */
|
0, /* leading underscore */
|
' ', /* ar_pad_char */
|
' ', /* ar_pad_char */
|
16, /* ar_max_namelen */
|
16, /* ar_max_namelen */
|
NO_GET64, NO_GETS64, NO_PUT64,
|
NO_GET64, NO_GETS64, NO_PUT64,
|
NO_GET, NO_GETS, NO_PUT,
|
NO_GET, NO_GETS, NO_PUT,
|
NO_GET, NO_GETS, NO_PUT, /* data */
|
NO_GET, NO_GETS, NO_PUT, /* data */
|
NO_GET64, NO_GETS64, NO_PUT64,
|
NO_GET64, NO_GETS64, NO_PUT64,
|
NO_GET, NO_GETS, NO_PUT,
|
NO_GET, NO_GETS, NO_PUT,
|
NO_GET, NO_GETS, NO_PUT, /* hdrs */
|
NO_GET, NO_GETS, NO_PUT, /* hdrs */
|
|
|
{_bfd_dummy_target, _bfd_dummy_target,
|
{_bfd_dummy_target, _bfd_dummy_target,
|
_bfd_dummy_target, aix386_core_file_p},
|
_bfd_dummy_target, aix386_core_file_p},
|
{bfd_false, bfd_false, /* bfd_create_object */
|
{bfd_false, bfd_false, /* bfd_create_object */
|
bfd_false, bfd_false},
|
bfd_false, bfd_false},
|
{bfd_false, bfd_false, /* bfd_write_contents */
|
{bfd_false, bfd_false, /* bfd_write_contents */
|
bfd_false, bfd_false},
|
bfd_false, bfd_false},
|
|
|
BFD_JUMP_TABLE_GENERIC (_bfd_generic),
|
BFD_JUMP_TABLE_GENERIC (_bfd_generic),
|
BFD_JUMP_TABLE_COPY (_bfd_generic),
|
BFD_JUMP_TABLE_COPY (_bfd_generic),
|
BFD_JUMP_TABLE_CORE (aix386),
|
BFD_JUMP_TABLE_CORE (aix386),
|
BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
|
BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
|
BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols),
|
BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols),
|
BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
|
BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
|
BFD_JUMP_TABLE_WRITE (_bfd_generic),
|
BFD_JUMP_TABLE_WRITE (_bfd_generic),
|
BFD_JUMP_TABLE_LINK (_bfd_nolink),
|
BFD_JUMP_TABLE_LINK (_bfd_nolink),
|
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
|
|
NULL,
|
NULL,
|
|
|
(PTR) 0
|
(PTR) 0
|
};
|
};
|
|
|
