1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/* BFD back-end for NewsOS3 (Sony, 68k) binaries.
Copyright (C) 1990-1991 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
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 2 of the License, or
(at your option) any later version.
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 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 "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
bfd_target *newsos3_callback ();
bfd_target *
DEFUN(newsos3_object_p,(abfd),
bfd *abfd)
{
unsigned char magicbuf[4]; /* Raw bytes of magic number from file */
unsigned long magic; /* Swapped magic number */
bfd_error = system_call_error;
if (bfd_read ((PTR)magicbuf, 1, sizeof (magicbuf), abfd) !=
sizeof (magicbuf))
return 0;
magic = bfd_h_get_32 (abfd, magicbuf);
if (N_BADMAG (*((struct internal_exec *) &magic))) return 0;
return aout_32_some_aout_object_p (abfd, newsos3_callback);
}
/* Finish up the reading of a NEWS-OS a.out file header */
bfd_target *
DEFUN(newsos3_callback,(abfd),
bfd *abfd)
{
struct internal_exec *execp = exec_hdr (abfd);
WORK_OUT_FILE_POSITIONS(abfd, execp) ;
/* Determine the architecture and machine type of the object file. */
abfd->obj_arch = bfd_arch_m68k;
abfd->obj_machine = 0;
return abfd->xvec;
}
/* Write an object file in NEWS-OS format.
Section contents have already been written. We write the
file header, symbols, and relocation. */
boolean
DEFUN(newsos3_write_object_contents,(abfd),
bfd *abfd)
{
bfd_size_type data_pad = 0;
struct external_exec exec_bytes;
struct internal_exec *execp = exec_hdr (abfd);
WRITE_HEADERS(abfd, execp);
return true;
}
/* Transfer vectors for NEWS-OS version 3 */
/* 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 newsos3_vec = /* Sony 68k-based machines running newsos3 */
{
"a.out-newsos3", /* name */
bfd_target_aout_flavour_enum,
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)
};
|
