/* BFD back-end for a.out files encapsulated with COFF headers.
- Copyright (C) 1990-1991 Free Software Foundation, Inc.
+ Copyright (C) 1990, 1991 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* THIS MODULE IS NOT FINISHED. IT PROBABLY DOESN'T EVEN COMPILE. */
#if 0
-#define PAGE_SIZE 4096
-#define SEGMENT_SIZE PAGE_SIZE
+#define TARGET_PAGE_SIZE 4096
+#define SEGMENT_SIZE TARGET_PAGE_SIZE
#define TEXT_START_ADDR 0
-#define ARCH 32
#define BYTES_IN_WORD 4
#endif
#include "bfd.h"
#include <sysdep.h>
#include "libbfd.h"
-#include "aout64.h"
-
-/**From: bothner@cs.wisc.edu***********************************************/
-#undef N_TXTOFF
-#define N_TXTOFF(x) ( (N_MAGIC((x)) == ZMAGIC) ? PAGE_SIZE : EXEC_BYTES_SIZE)
-/**************************************************************************/
-
+#include <aout/aout64.h>
#include "aout/stab_gnu.h"
#include "aout/ar.h"
#include "libaout.h" /* BFD a.out internal data structures */
-bfd_target *encap_callback ();
+const bfd_target *encap_real_callback ();
-bfd_target *
-DEFUN(encap_object_p,(abfd),
- bfd *abfd)
+const bfd_target *
+encap_object_p (abfd)
+ bfd *abfd;
{
unsigned char magicbuf[4]; /* Raw bytes of magic number from file */
unsigned long magic; /* Swapped magic number */
struct external_exec exec_bytes;
struct internal_exec exec;
- bfd_error = system_call_error;
-
if (bfd_read ((PTR)magicbuf, 1, sizeof (magicbuf), abfd) !=
sizeof (magicbuf))
- return 0;
-
+ {
+ if (bfd_get_error () != bfd_error_system_call)
+ bfd_set_error (bfd_error_wrong_format);
+ return 0;
+ }
+
coff_magic = bfd_h_get_16 (abfd, magicbuf);
if (coff_magic != COFF_MAGIC)
return 0; /* Not an encap coff file */
struct external_exec exec_bytes;
if (bfd_read ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
!= EXEC_BYTES_SIZE) {
- bfd_error = wrong_format;
+ if (bfd_get_error () != bfd_error_system_call)
+ bfd_set_error (bfd_error_wrong_format);
return 0;
}
NAME(aout,swap_exec_header_in)(abfd, &exec_bytes, &exec);
- return aout_32_some_aout_object_p (abfd, &exec, encap_callback);
+ return aout_32_some_aout_object_p (abfd, &exec, encap_realcallback);
}
/* Finish up the reading of a encapsulated-coff a.out file header */
-bfd_target *
-DEFUN(encap_callback,(abfd),
- bfd *abfd)
+const bfd_target *
+encap_real_callback (abfd)
+ bfd *abfd;
{
struct internal_exec *execp = exec_hdr (abfd);
-
- WORK_OUT_FILE_POSITIONS(abfd, execp) ;
-
+
+ MY(callback)(abfd, execp);
+
/* If we have a coff header, it can give us better values for
text_start and exec_data_start. This is particularly useful
for remote debugging of embedded systems. */
file header, symbols, and relocation. */
boolean
-DEFUN(encap_write_object_contents,(abfd),
- bfd *abfd)
+encap_write_object_contents (abfd)
+ bfd *abfd;
{
bfd_size_type data_pad = 0;
struct external_exec exec_bytes;
{
need_coff_header = 1;
/* set this flag now, since it will change the values of N_TXTOFF, etc */
- N_SET_FLAGS (outheader, N_FLAGS_COFF_ENCAPSULATE);
+ N_SET_FLAGS (outheader, aout_backend_info (abfd)->exec_hdr_flags);
text_size += sizeof (struct coffheader);
}
#endif
WRITE_HEADERS(abfd, execp);
return true;
}
-\f
-/* Transfer vectors for Encapsulated-(aout-in)-coff */
-
-/* We use BFD generic archive files. */
-#define newsos_openr_next_archived_file bfd_generic_openr_next_archived_file
-#define newsos_generic_stat_arch_elt bfd_generic_stat_arch_elt
-#define newsos_slurp_armap bfd_slurp_bsd_armap
-#define newsos_slurp_extended_name_table bfd_true
-#define newsos_write_armap bsd_write_armap
-#define newsos_truncate_arname bfd_bsd_truncate_arname
-
-/* We don't support core files yet. FIXME. */
-#define newsos_core_file_failing_command _bfd_dummy_core_file_failing_command
-#define newsos_core_file_failing_signal _bfd_dummy_core_file_failing_signal
-#define newsos_core_file_matches_executable_p \
- _bfd_dummy_core_file_matches_executable_p
-#define newsos_core_file_p _bfd_dummy_target
-
-#define newsos_bfd_debug_info_start bfd_void
-#define newsos_bfd_debug_info_end bfd_void
-#define newsos_bfd_debug_info_accumulate (PROTO(void,(*),(bfd*, struct sec *))) bfd_void
-
-#define newsos_mkobject aout_32_mkobject
-#define newsos_close_and_cleanup aout_32_close_and_cleanup
-#define newsos_set_section_contents aout_32_set_section_contents
-#define newsos_get_section_contents aout_32_get_section_contents
-#define newsos_new_section_hook aout_32_new_section_hook
-#define newsos_get_symtab_upper_bound aout_32_get_symtab_upper_bound
-#define newsos_get_symtab aout_32_get_symtab
-#define newsos_get_reloc_upper_bound aout_32_get_reloc_upper_bound
-#define newsos_canonicalize_reloc aout_32_canonicalize_reloc
-#define newsos_make_empty_symbol aout_32_make_empty_symbol
-#define newsos_print_symbol aout_32_print_symbol
-#define newsos_get_lineno aout_32_get_lineno
-#define newsos_set_arch_mach aout_32_set_arch_mach
-#define newsos_find_nearest_line aout_32_find_nearest_line
-#define newsos_sizeof_headers aout_32_sizeof_headers
-
-
-/* We define our own versions of these routines. */
-
-
-bfd_target encap_big_vec = /* "Encapsulated coff": a.out with COFF header prefix */
-{
- "a.out-encap", /* name */
- bfd_target_aout_flavour,
- true, /* target byte order */
- true, /* target headers byte order */
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
- ' ', /* ar_pad_char */
- 16, /* ar_max_namelen */
- 1, /* minimum alignment */
- _do_getb64, _do_putb64, _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* data */
- _do_getb64, _do_putb64, _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* hdrs */
-
- {_bfd_dummy_target, newsos3_object_p, /* bfd_check_format */
- bfd_generic_archive_p, newsos_core_file_p},
- {bfd_false, newsos_mkobject, /* bfd_set_format */
- _bfd_generic_mkarchive, bfd_false},
- {bfd_false, newsos3_write_object_contents, /* bfd_write_contents */
- _bfd_write_archive_contents, bfd_false},
-
- JUMP_TABLE(newsos)
-};
-
-/* Little-endian "encapsulated coff": a.out with COFF header prefix */
-bfd_target encap_little_vec =
-{
- "a.out-encap-little", /* name */
- bfd_target_aout_flavour,
- false, /* target byte order */
- false, /* target headers byte order */
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
- ' ', /* ar_pad_char */
- 16, /* ar_max_namelen */
- 1, /* minimum alignment */
- _do_getl64, _do_putl64, _do_getl32, _do_putl32, _do_getl16, _do_putl16, /* data */
- _do_getl64, _do_putl64, _do_getl32, _do_putl32, _do_getl16, _do_putb16, /* hdrs */
-
- {_bfd_dummy_target, newsos3_object_p, /* bfd_check_format */
- bfd_generic_archive_p, newsos_core_file_p},
- {bfd_false, newsos_mkobject, /* bfd_set_format */
- _bfd_generic_mkarchive, bfd_false},
- {bfd_false, newsos3_write_object_contents, /* bfd_write_contents */
- _bfd_write_archive_contents, bfd_false},
-
- JUMP_TABLE(newsos)
-};
+
+#define MY_write_object_content encap_write_object_contents
+#define MY_object_p encap_object_p
+#define MY_exec_hdr_flags N_FLAGS_COFF_ENCAPSULATE
+
+#include "aout-target.h"
projects / deliverable / binutils-gdb.git / blobdiff