-/*** bfd backend for NewsOS3 (Sony, 68k) binaries */
+/* BFD back-end for NewsOS3 (Sony, 68k) binaries.
+ 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.
-This file is part of BFD, the Binary File Diddler.
-
-BFD is free software; you can redistribute it and/or modify
+This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 1, or (at your option)
-any later version.
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
-BFD 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
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with BFD; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-#define TARGET_BYTE_ORDER_BIG_P 1
+#define PAGE_SIZE 4096
+#define SEGMENT_SIZE PAGE_SIZE
+#define TEXT_START_ADDR 0
+#define ARCH 32
+#define BYTES_IN_WORD 4
-#include <ansidecl.h>
-#include "sysdep.h"
#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 "stab.gnu.h"
+#include "ar.h"
+#include "libaout.h" /* BFD a.out internal data structures */
+#if 0
int vfprintf(file, format, args) /* Temporary crock! */
FILE *file; char *format; char *args;
{
return _doprnt (format, args, file);
}
+#endif
-#define PAGE_SIZE 4096
-#define SEGMENT_SIZE 0x2000 /* FIXME, is this right?? */
-#define TEXT_START_ADDR PAGE_SIZE
-
-#include "a.out.gnu.h"
-#include "stab.gnu.h"
-#include "ar.h"
-#include "liba.out.h" /* BFD a.out internal data structures */
bfd_target *newsos3_callback ();
bfd_target *
-newsos3_object_p (abfd)
- bfd *abfd;
+DEFUN(newsos3_object_p,(abfd),
+ bfd *abfd)
{
- unsigned char magicbuf[LONG_SIZE]; /* Raw bytes of magic number from file */
- unsigned long magic; /* Swapped magic number */
-
- bfd_error = system_call_error;
+ struct external_exec exec_bytes;
+ struct internal_exec exec;
- if (bfd_read ((PTR)magicbuf, 1, sizeof (magicbuf), abfd) !=
- sizeof (magicbuf))
+ if (bfd_read ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
+ != EXEC_BYTES_SIZE) {
+ bfd_error = wrong_format;
return 0;
- magic = bfd_h_getlong (abfd, magicbuf);
+ }
+
+ exec.a_info = bfd_h_get_32 (abfd, exec_bytes.e_info);
- if (N_BADMAG (*((struct exec *) &magic))) return 0;
+ if (N_BADMAG (exec)) return 0;
- return some_aout_object_p (abfd, newsos3_callback);
+ NAME(aout,swap_exec_header_in)(abfd, &exec_bytes, &exec);
+ return aout_32_some_aout_object_p (abfd, &exec, newsos3_callback);
}
/* Finish up the reading of a NEWS-OS a.out file header */
bfd_target *
-newsos3_callback (abfd)
- bfd *abfd;
+DEFUN(newsos3_callback,(abfd),
+ bfd *abfd)
{
- struct exec *execp = exec_hdr (abfd);
-
- /* The virtual memory addresses of the sections */
- obj_datasec (abfd)->vma = N_DATADDR(*execp);
- obj_bsssec (abfd)->vma = N_BSSADDR(*execp);
- obj_textsec (abfd)->vma = N_TXTADDR(*execp);
+ struct internal_exec *execp = exec_hdr (abfd);
+
+ WORK_OUT_FILE_POSITIONS(abfd, execp) ;
+
+ /* Determine the architecture and machine type of the object file.
+ */
+ bfd_default_set_arch_mach(abfd, bfd_arch_m68k, 0);
- /* The file offsets of the sections */
- obj_textsec (abfd)->filepos = N_TXTOFF(*execp);
- obj_datasec (abfd)->filepos = N_DATOFF(*execp);
-
- /* The file offsets of the relocation info */
- obj_textsec (abfd)->rel_filepos = N_TRELOFF(*execp);
- obj_datasec (abfd)->rel_filepos = N_DRELOFF(*execp);
-
- /* The file offsets of the string table and symbol table. */
- obj_str_filepos (abfd) = N_STROFF (*execp);
- obj_sym_filepos (abfd) = N_SYMOFF (*execp);
-
- /* Determine the architecture and machine type of the object file. */
- abfd->obj_arch = bfd_arch_m68k;
- abfd->obj_machine = 0;
return abfd->xvec;
}
file header, symbols, and relocation. */
boolean
-newsos3_write_object_contents (abfd)
- bfd *abfd;
+DEFUN(newsos3_write_object_contents,(abfd),
+ bfd *abfd)
{
- size_t data_pad = 0;
- unsigned char exec_bytes[EXEC_BYTES_SIZE];
- struct exec *execp = exec_hdr (abfd);
-
- execp->a_text = obj_textsec (abfd)->size;
-
- if (abfd->flags & D_PAGED)
- execp->a_info = ZMAGIC;
- else if (abfd->flags & WP_TEXT)
- execp->a_info = NMAGIC;
- else
- execp->a_info = OMAGIC;
-
- if (abfd->flags & D_PAGED)
- {
- data_pad = ((obj_datasec(abfd)->size + PAGE_SIZE -1)
- & (- PAGE_SIZE)) - obj_datasec(abfd)->size;
-
- if (data_pad > obj_bsssec(abfd)->size)
- execp->a_bss = 0;
- else
- execp->a_bss = obj_bsssec(abfd)->size - data_pad;
- execp->a_data = obj_datasec(abfd)->size + data_pad;
-
- }
- else {
- execp->a_data = obj_datasec (abfd)->size;
- execp->a_bss = obj_bsssec (abfd)->size;
- }
-
- execp->a_syms = bfd_get_symcount (abfd) * sizeof (struct nlist);
- execp->a_entry = bfd_get_start_address (abfd);
-
- execp->a_trsize = ((obj_textsec (abfd)->reloc_count) *
- obj_reloc_entry_size (abfd));
-
- execp->a_drsize = ((obj_datasec (abfd)->reloc_count) *
- obj_reloc_entry_size (abfd));
-
- bfd_aout_swap_exec_header_out (abfd, execp, exec_bytes);
-
- bfd_seek (abfd, 0L, false);
- bfd_write ((PTR) exec_bytes, 1, EXEC_BYTES_SIZE, abfd);
+ bfd_size_type data_pad = 0;
+ struct external_exec exec_bytes;
+ struct internal_exec *execp = exec_hdr (abfd);
- /* Now write out reloc info, followed by syms and strings */
-
- if (bfd_get_symcount (abfd) != 0)
- {
- bfd_seek (abfd, (long)(N_SYMOFF(*execp)), false);
- aout_write_syms (abfd);
-
- bfd_seek (abfd, (long)(N_TRELOFF(*execp)), false);
- if (!aout_squirt_out_relocs (abfd, obj_textsec (abfd))) return false;
-
- bfd_seek (abfd, (long)(N_DRELOFF(*execp)), false);
- if (!aout_squirt_out_relocs (abfd, obj_datasec (abfd))) return false;
- }
+ WRITE_HEADERS(abfd, execp);
return true;
}
\f
/* Transfer vectors for NEWS-OS version 3 */
/* We use BFD generic archive files. */
-#define aout_openr_next_archived_file bfd_generic_openr_next_archived_file
-#define aout_generic_stat_arch_elt bfd_generic_stat_arch_elt
-#define aout_slurp_armap bfd_slurp_bsd_armap
-#define aout_slurp_extended_name_table bfd_true
-#define aout_write_armap bsd_write_armap
-#define aout_truncate_arname bfd_bsd_truncate_arname
+#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 aout_core_file_failing_command _bfd_dummy_core_file_failing_command
-#define aout_core_file_failing_signal _bfd_dummy_core_file_failing_signal
-#define aout_core_file_matches_executable_p \
+#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 aout_core_file_p _bfd_dummy_target
+#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 newsos3_vec = /* Sony 68k-based machines running newos3 */
+bfd_target newsos3_vec = /* Sony 68k-based machines running newsos3 */
{
- "a.out-newos3", /* name */
- bfd_target_aout_flavour_enum,
+ "a.out-newsos3", /* name */
+ bfd_target_aout_flavour,
true, /* target byte order */
true, /* target headers byte order */
(HAS_RELOC | EXEC_P | /* object flags */
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
' ', /* ar_pad_char */
16, /* ar_max_namelen */
-
- _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* data */
- _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* hdrs */
-
- {_bfd_dummy_target, newsos3_object_p, /* bfd_check_format */
- bfd_generic_archive_p, aout_core_file_p},
- {bfd_false, aout_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(aout)
+ 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)
};
projects / deliverable / binutils-gdb.git / blobdiff