1 /* BFD back-end for VERSAdos-E objects.
2 Copyright (C) 1995-2014 Free Software Foundation, Inc.
3 Written by Steve Chamberlain of Cygnus Support <sac@cygnus.com>.
4
5 Versados is a Motorola trademark.
6
7 This file is part of BFD, the Binary File Descriptor library.
8
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
22 MA 02110-1301, USA. */
23
24 /*
25 SUBSECTION
26 VERSAdos-E relocatable object file format
27
28 DESCRIPTION
29
30 This module supports reading of VERSAdos relocatable
31 object files.
32
33 A VERSAdos file looks like contains
34
35 o Identification Record
36 o External Symbol Definition Record
37 o Object Text Record
38 o End Record. */
39
40 #include "sysdep.h"
41 #include "bfd.h"
42 #include "libbfd.h"
43 #include "libiberty.h"
44
45
46 #define VHEADER '1'
47 #define VESTDEF '2'
48 #define VOTR '3'
49 #define VEND '4'
50
51 #define ES_BASE 17 /* First symbol has esdid 17. */
52
53 /* Per file target dependent information. */
54
55 /* One for each section. */
56 struct esdid
57 {
58 asection *section; /* Ptr to bfd version. */
59 unsigned char *contents; /* Used to build image. */
60 int pc;
61 int relocs; /* Reloc count, valid end of pass 1. */
62 int donerel; /* Have relocs been translated. */
63 };
64
65 typedef struct versados_data_struct
66 {
67 int es_done; /* Count of symbol index, starts at ES_BASE. */
68 asymbol *symbols; /* Pointer to local symbols. */
69 char *strings; /* Strings of all the above. */
70 int stringlen; /* Len of string table (valid end of pass1). */
71 int nsecsyms; /* Number of sections. */
72
73 int ndefs; /* Number of exported symbols (they dont get esdids). */
74 int nrefs; /* Number of imported symbols (valid end of pass1). */
75
76 int ref_idx; /* Current processed value of the above. */
77 int def_idx;
78
79 int pass_2_done;
80
81 struct esdid e[16]; /* Per section info. */
82 int alert; /* To see if we're trampling. */
83 asymbol *rest[256 - 16]; /* Per symbol info. */
84 }
85 tdata_type;
86
87 #define VDATA(abfd) (abfd->tdata.versados_data)
88 #define EDATA(abfd, n) (abfd->tdata.versados_data->e[n])
89 #define RDATA(abfd, n) (abfd->tdata.versados_data->rest[n])
90
91 struct ext_otr
92 {
93 unsigned char size;
94 char type;
95 unsigned char map[4];
96 unsigned char esdid;
97 unsigned char data[200];
98 };
99
100 struct ext_vheader
101 {
102 unsigned char size;
103 char type; /* Record type. */
104 char name[10]; /* Module name. */
105 char rev; /* Module rev number. */
106 char lang;
107 char vol[4];
108 char user[2];
109 char cat[8];
110 char fname[8];
111 char ext[2];
112 char time[3];
113 char date[3];
114 char rest[211];
115 };
116
117 struct ext_esd
118 {
119 unsigned char size;
120 char type;
121 unsigned char esd_entries[1];
122 };
123
124 #define ESD_ABS 0
125 #define ESD_COMMON 1
126 #define ESD_STD_REL_SEC 2
127 #define ESD_SHRT_REL_SEC 3
128 #define ESD_XDEF_IN_SEC 4
129 #define ESD_XDEF_IN_ABS 5
130 #define ESD_XREF_SEC 6
131 #define ESD_XREF_SYM 7
132
133 union ext_any
134 {
135 unsigned char size;
136 struct ext_vheader header;
137 struct ext_esd esd;
138 struct ext_otr otr;
139 };
140
141 /* Initialize by filling in the hex conversion array. */
142
143 /* Set up the tdata information. */
144
145 static bfd_boolean
versados_mkobject(bfd * abfd)146 versados_mkobject (bfd *abfd)
147 {
148 if (abfd->tdata.versados_data == NULL)
149 {
150 bfd_size_type amt = sizeof (tdata_type);
151 tdata_type *tdata = bfd_alloc (abfd, amt);
152
153 if (tdata == NULL)
154 return FALSE;
155 abfd->tdata.versados_data = tdata;
156 tdata->symbols = NULL;
157 VDATA (abfd)->alert = 0x12345678;
158 }
159
160 bfd_default_set_arch_mach (abfd, bfd_arch_m68k, 0);
161 return TRUE;
162 }
163
164 /* Report a problem in an S record file. FIXME: This probably should
165 not call fprintf, but we really do need some mechanism for printing
166 error messages. */
167
168 static asymbol *
versados_new_symbol(bfd * abfd,int snum,const char * name,bfd_vma val,asection * sec)169 versados_new_symbol (bfd *abfd,
170 int snum,
171 const char *name,
172 bfd_vma val,
173 asection *sec)
174 {
175 asymbol *n = VDATA (abfd)->symbols + snum;
176 n->name = name;
177 n->value = val;
178 n->section = sec;
179 n->the_bfd = abfd;
180 n->flags = 0;
181 return n;
182 }
183
184 static int
get_record(bfd * abfd,union ext_any * ptr)185 get_record (bfd *abfd, union ext_any *ptr)
186 {
187 if (bfd_bread (&ptr->size, (bfd_size_type) 1, abfd) != 1
188 || (bfd_bread ((char *) ptr + 1, (bfd_size_type) ptr->size, abfd)
189 != ptr->size))
190 return 0;
191 return 1;
192 }
193
194 static int
get_4(unsigned char ** pp)195 get_4 (unsigned char **pp)
196 {
197 unsigned char *p = *pp;
198
199 *pp += 4;
200 return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | (p[3] << 0);
201 }
202
203 static void
get_10(unsigned char ** pp,char * name)204 get_10 (unsigned char **pp, char *name)
205 {
206 char *p = (char *) *pp;
207 int len = 10;
208
209 *pp += len;
210 while (*p != ' ' && len)
211 {
212 *name++ = *p++;
213 len--;
214 }
215 *name = 0;
216 }
217
218 static char *
new_symbol_string(bfd * abfd,const char * name)219 new_symbol_string (bfd *abfd, const char *name)
220 {
221 char *n = VDATA (abfd)->strings;
222
223 strcpy (VDATA (abfd)->strings, name);
224 VDATA (abfd)->strings += strlen (VDATA (abfd)->strings) + 1;
225 return n;
226 }
227
228 static void
process_esd(bfd * abfd,struct ext_esd * esd,int pass)229 process_esd (bfd *abfd, struct ext_esd *esd, int pass)
230 {
231 /* Read through the ext def for the est entries. */
232 int togo = esd->size - 2;
233 bfd_vma size;
234 bfd_vma start;
235 asection *sec;
236 char name[11];
237 unsigned char *ptr = esd->esd_entries;
238 unsigned char *end = ptr + togo;
239
240 while (ptr < end)
241 {
242 int scn = *ptr & 0xf;
243 int typ = (*ptr >> 4) & 0xf;
244
245 /* Declare this section. */
246 sprintf (name, "%d", scn);
247 sec = bfd_make_section_old_way (abfd, strdup (name));
248 sec->target_index = scn;
249 EDATA (abfd, scn).section = sec;
250 ptr++;
251
252 switch (typ)
253 {
254 default:
255 abort ();
256 case ESD_XREF_SEC:
257 case ESD_XREF_SYM:
258 {
259 int snum = VDATA (abfd)->ref_idx++;
260 get_10 (&ptr, name);
261 if (pass == 1)
262 VDATA (abfd)->stringlen += strlen (name) + 1;
263 else
264 {
265 int esidx;
266 asymbol *s;
267 char *n = new_symbol_string (abfd, name);
268
269 s = versados_new_symbol (abfd, snum, n, (bfd_vma) 0,
270 bfd_und_section_ptr);
271 esidx = VDATA (abfd)->es_done++;
272 RDATA (abfd, esidx - ES_BASE) = s;
273 }
274 }
275 break;
276
277 case ESD_ABS:
278 size = get_4 (&ptr);
279 (void) size;
280 start = get_4 (&ptr);
281 (void) start;
282 break;
283 case ESD_STD_REL_SEC:
284 case ESD_SHRT_REL_SEC:
285 sec->size = get_4 (&ptr);
286 sec->flags |= SEC_ALLOC;
287 break;
288 case ESD_XDEF_IN_ABS:
289 sec = bfd_abs_section_ptr;
290 case ESD_XDEF_IN_SEC:
291 {
292 int snum = VDATA (abfd)->def_idx++;
293 bfd_vma val;
294
295 get_10 (&ptr, name);
296 val = get_4 (&ptr);
297 if (pass == 1)
298 /* Just remember the symbol. */
299 VDATA (abfd)->stringlen += strlen (name) + 1;
300 else
301 {
302 asymbol *s;
303 char *n = new_symbol_string (abfd, name);
304
305 s = versados_new_symbol (abfd, snum + VDATA (abfd)->nrefs, n,
306 val, sec);
307 s->flags |= BSF_GLOBAL;
308 }
309 }
310 break;
311 }
312 }
313 }
314
315 #define R_RELWORD 1
316 #define R_RELLONG 2
317 #define R_RELWORD_NEG 3
318 #define R_RELLONG_NEG 4
319
320 reloc_howto_type versados_howto_table[] =
321 {
322 HOWTO (R_RELWORD, 0, 1, 16, FALSE,
323 0, complain_overflow_dont, 0,
324 "+v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
325 HOWTO (R_RELLONG, 0, 2, 32, FALSE,
326 0, complain_overflow_dont, 0,
327 "+v32", TRUE, 0xffffffff, 0xffffffff, FALSE),
328
329 HOWTO (R_RELWORD_NEG, 0, -1, 16, FALSE,
330 0, complain_overflow_dont, 0,
331 "-v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
332 HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE,
333 0, complain_overflow_dont, 0,
334 "-v32", TRUE, 0xffffffff, 0xffffffff, FALSE),
335 };
336
337 static int
get_offset(int len,unsigned char * ptr)338 get_offset (int len, unsigned char *ptr)
339 {
340 int val = 0;
341
342 if (len)
343 {
344 int i;
345
346 val = *ptr++;
347 if (val & 0x80)
348 val |= ~0xff;
349 for (i = 1; i < len; i++)
350 val = (val << 8) | *ptr++;
351 }
352
353 return val;
354 }
355
356 static void
process_otr(bfd * abfd,struct ext_otr * otr,int pass)357 process_otr (bfd *abfd, struct ext_otr *otr, int pass)
358 {
359 unsigned long shift;
360 unsigned char *srcp = otr->data;
361 unsigned char *endp = (unsigned char *) otr + otr->size;
362 unsigned int bits = (otr->map[0] << 24)
363 | (otr->map[1] << 16)
364 | (otr->map[2] << 8)
365 | (otr->map[3] << 0);
366
367 struct esdid *esdid = &EDATA (abfd, otr->esdid - 1);
368 unsigned char *contents = esdid->contents;
369 int need_contents = 0;
370 unsigned int dst_idx = esdid->pc;
371
372 for (shift = ((unsigned long) 1 << 31); shift && srcp < endp; shift >>= 1)
373 {
374 if (bits & shift)
375 {
376 int flag = *srcp++;
377 int esdids = (flag >> 5) & 0x7;
378 int sizeinwords = ((flag >> 3) & 1) ? 2 : 1;
379 int offsetlen = flag & 0x7;
380 int j;
381
382 if (esdids == 0)
383 {
384 /* A zero esdid means the new pc is the offset given. */
385 dst_idx += get_offset (offsetlen, srcp);
386 srcp += offsetlen;
387 }
388 else
389 {
390 int val = get_offset (offsetlen, srcp + esdids);
391
392 if (pass == 1)
393 need_contents = 1;
394 else
395 for (j = 0; j < sizeinwords * 2; j++)
396 {
397 contents[dst_idx + (sizeinwords * 2) - j - 1] = val;
398 val >>= 8;
399 }
400
401 for (j = 0; j < esdids; j++)
402 {
403 int id = *srcp++;
404
405 if (id)
406 {
407 int rn = EDATA (abfd, otr->esdid - 1).relocs++;
408
409 if (pass == 1)
410 {
411 /* This is the first pass over the data,
412 just remember that we need a reloc. */
413 }
414 else
415 {
416 arelent *n =
417 EDATA (abfd, otr->esdid - 1).section->relocation + rn;
418 n->address = dst_idx;
419
420 n->sym_ptr_ptr = (asymbol **) (size_t) id;
421 n->addend = 0;
422 n->howto = versados_howto_table + ((j & 1) * 2) + (sizeinwords - 1);
423 }
424 }
425 }
426 srcp += offsetlen;
427 dst_idx += sizeinwords * 2;
428 }
429 }
430 else
431 {
432 need_contents = 1;
433 if (dst_idx < esdid->section->size)
434 if (pass == 2)
435 {
436 /* Absolute code, comes in 16 bit lumps. */
437 contents[dst_idx] = srcp[0];
438 contents[dst_idx + 1] = srcp[1];
439 }
440 dst_idx += 2;
441 srcp += 2;
442 }
443 }
444 EDATA (abfd, otr->esdid - 1).pc = dst_idx;
445
446 if (!contents && need_contents)
447 {
448 bfd_size_type size = esdid->section->size;
449 esdid->contents = bfd_alloc (abfd, size);
450 }
451 }
452
453 static bfd_boolean
versados_scan(bfd * abfd)454 versados_scan (bfd *abfd)
455 {
456 int loop = 1;
457 int i;
458 int j;
459 int nsecs = 0;
460 bfd_size_type amt;
461
462 VDATA (abfd)->stringlen = 0;
463 VDATA (abfd)->nrefs = 0;
464 VDATA (abfd)->ndefs = 0;
465 VDATA (abfd)->ref_idx = 0;
466 VDATA (abfd)->def_idx = 0;
467 VDATA (abfd)->pass_2_done = 0;
468
469 while (loop)
470 {
471 union ext_any any;
472
473 if (!get_record (abfd, &any))
474 return TRUE;
475 switch (any.header.type)
476 {
477 case VHEADER:
478 break;
479 case VEND:
480 loop = 0;
481 break;
482 case VESTDEF:
483 process_esd (abfd, &any.esd, 1);
484 break;
485 case VOTR:
486 process_otr (abfd, &any.otr, 1);
487 break;
488 }
489 }
490
491 /* Now allocate space for the relocs and sections. */
492 VDATA (abfd)->nrefs = VDATA (abfd)->ref_idx;
493 VDATA (abfd)->ndefs = VDATA (abfd)->def_idx;
494 VDATA (abfd)->ref_idx = 0;
495 VDATA (abfd)->def_idx = 0;
496
497 abfd->symcount = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs;
498
499 for (i = 0; i < 16; i++)
500 {
501 struct esdid *esdid = &EDATA (abfd, i);
502
503 if (esdid->section)
504 {
505 amt = (bfd_size_type) esdid->relocs * sizeof (arelent);
506 esdid->section->relocation = bfd_alloc (abfd, amt);
507
508 esdid->pc = 0;
509
510 if (esdid->contents)
511 esdid->section->flags |= SEC_HAS_CONTENTS | SEC_LOAD;
512
513 esdid->section->reloc_count = esdid->relocs;
514 if (esdid->relocs)
515 esdid->section->flags |= SEC_RELOC;
516
517 esdid->relocs = 0;
518
519 /* Add an entry into the symbol table for it. */
520 nsecs++;
521 VDATA (abfd)->stringlen += strlen (esdid->section->name) + 1;
522 }
523 }
524
525 abfd->symcount += nsecs;
526
527 amt = abfd->symcount;
528 amt *= sizeof (asymbol);
529 VDATA (abfd)->symbols = bfd_alloc (abfd, amt);
530
531 amt = VDATA (abfd)->stringlen;
532 VDATA (abfd)->strings = bfd_alloc (abfd, amt);
533
534 if ((VDATA (abfd)->symbols == NULL && abfd->symcount > 0)
535 || (VDATA (abfd)->strings == NULL && VDATA (abfd)->stringlen > 0))
536 return FALSE;
537
538 /* Actually fill in the section symbols,
539 we stick them at the end of the table. */
540 for (j = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs, i = 0; i < 16; i++)
541 {
542 struct esdid *esdid = &EDATA (abfd, i);
543 asection *sec = esdid->section;
544
545 if (sec)
546 {
547 asymbol *s = VDATA (abfd)->symbols + j;
548 s->name = new_symbol_string (abfd, sec->name);
549 s->section = sec;
550 s->flags = BSF_LOCAL;
551 s->value = 0;
552 s->the_bfd = abfd;
553 j++;
554 }
555 }
556
557 if (abfd->symcount)
558 abfd->flags |= HAS_SYMS;
559
560 /* Set this to nsecs - since we've already planted the section
561 symbols. */
562 VDATA (abfd)->nsecsyms = nsecs;
563
564 VDATA (abfd)->ref_idx = 0;
565
566 return 1;
567 }
568
569 /* Check whether an existing file is a versados file. */
570
571 static const bfd_target *
versados_object_p(bfd * abfd)572 versados_object_p (bfd *abfd)
573 {
574 struct ext_vheader ext;
575 unsigned char len;
576 tdata_type *tdata_save;
577
578 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
579 return NULL;
580
581 if (bfd_bread (&len, (bfd_size_type) 1, abfd) != 1)
582 {
583 if (bfd_get_error () != bfd_error_system_call)
584 bfd_set_error (bfd_error_wrong_format);
585 return NULL;
586 }
587
588 if (bfd_bread (&ext.type, (bfd_size_type) len, abfd) != len)
589 {
590 if (bfd_get_error () != bfd_error_system_call)
591 bfd_set_error (bfd_error_wrong_format);
592 return NULL;
593 }
594
595 /* We guess that the language field will never be larger than 10.
596 In sample files, it is always either 0 or 1. Checking for this
597 prevents confusion with Intel Hex files. */
598 if (ext.type != VHEADER
599 || ext.lang > 10)
600 {
601 bfd_set_error (bfd_error_wrong_format);
602 return NULL;
603 }
604
605 /* OK, looks like a record, build the tdata and read in. */
606 tdata_save = abfd->tdata.versados_data;
607 if (!versados_mkobject (abfd) || !versados_scan (abfd))
608 {
609 abfd->tdata.versados_data = tdata_save;
610 return NULL;
611 }
612
613 return abfd->xvec;
614 }
615
616 static bfd_boolean
versados_pass_2(bfd * abfd)617 versados_pass_2 (bfd *abfd)
618 {
619 union ext_any any;
620
621 if (VDATA (abfd)->pass_2_done)
622 return 1;
623
624 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
625 return 0;
626
627 VDATA (abfd)->es_done = ES_BASE;
628
629 /* Read records till we get to where we want to be. */
630 while (1)
631 {
632 get_record (abfd, &any);
633 switch (any.header.type)
634 {
635 case VEND:
636 VDATA (abfd)->pass_2_done = 1;
637 return 1;
638 case VESTDEF:
639 process_esd (abfd, &any.esd, 2);
640 break;
641 case VOTR:
642 process_otr (abfd, &any.otr, 2);
643 break;
644 }
645 }
646 }
647
648 static bfd_boolean
versados_get_section_contents(bfd * abfd,asection * section,void * location,file_ptr offset,bfd_size_type count)649 versados_get_section_contents (bfd *abfd,
650 asection *section,
651 void * location,
652 file_ptr offset,
653 bfd_size_type count)
654 {
655 if (!versados_pass_2 (abfd))
656 return FALSE;
657
658 memcpy (location,
659 EDATA (abfd, section->target_index).contents + offset,
660 (size_t) count);
661
662 return TRUE;
663 }
664
665 #define versados_get_section_contents_in_window \
666 _bfd_generic_get_section_contents_in_window
667
668 static bfd_boolean
versados_set_section_contents(bfd * abfd ATTRIBUTE_UNUSED,sec_ptr section ATTRIBUTE_UNUSED,const void * location ATTRIBUTE_UNUSED,file_ptr offset ATTRIBUTE_UNUSED,bfd_size_type bytes_to_do ATTRIBUTE_UNUSED)669 versados_set_section_contents (bfd *abfd ATTRIBUTE_UNUSED,
670 sec_ptr section ATTRIBUTE_UNUSED,
671 const void * location ATTRIBUTE_UNUSED,
672 file_ptr offset ATTRIBUTE_UNUSED,
673 bfd_size_type bytes_to_do ATTRIBUTE_UNUSED)
674 {
675 return FALSE;
676 }
677
678 static int
versados_sizeof_headers(bfd * abfd ATTRIBUTE_UNUSED,struct bfd_link_info * info ATTRIBUTE_UNUSED)679 versados_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
680 struct bfd_link_info *info ATTRIBUTE_UNUSED)
681 {
682 return 0;
683 }
684
685 /* Return the amount of memory needed to read the symbol table. */
686
687 static long
versados_get_symtab_upper_bound(bfd * abfd)688 versados_get_symtab_upper_bound (bfd *abfd)
689 {
690 return (bfd_get_symcount (abfd) + 1) * sizeof (asymbol *);
691 }
692
693 /* Return the symbol table. */
694
695 static long
versados_canonicalize_symtab(bfd * abfd,asymbol ** alocation)696 versados_canonicalize_symtab (bfd *abfd, asymbol **alocation)
697 {
698 unsigned int symcount = bfd_get_symcount (abfd);
699 unsigned int i;
700 asymbol *s;
701
702 versados_pass_2 (abfd);
703
704 for (i = 0, s = VDATA (abfd)->symbols;
705 i < symcount;
706 s++, i++)
707 *alocation++ = s;
708
709 *alocation = NULL;
710
711 return symcount;
712 }
713
714 static void
versados_get_symbol_info(bfd * abfd ATTRIBUTE_UNUSED,asymbol * symbol,symbol_info * ret)715 versados_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED,
716 asymbol *symbol,
717 symbol_info *ret)
718 {
719 bfd_symbol_info (symbol, ret);
720 }
721
722 static void
versados_print_symbol(bfd * abfd,void * afile,asymbol * symbol,bfd_print_symbol_type how)723 versados_print_symbol (bfd *abfd,
724 void * afile,
725 asymbol *symbol,
726 bfd_print_symbol_type how)
727 {
728 FILE *file = (FILE *) afile;
729
730 switch (how)
731 {
732 case bfd_print_symbol_name:
733 fprintf (file, "%s", symbol->name);
734 break;
735 default:
736 bfd_print_symbol_vandf (abfd, (void *) file, symbol);
737 fprintf (file, " %-5s %s",
738 symbol->section->name,
739 symbol->name);
740 }
741 }
742
743 static long
versados_get_reloc_upper_bound(bfd * abfd ATTRIBUTE_UNUSED,sec_ptr asect)744 versados_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED,
745 sec_ptr asect)
746 {
747 return (asect->reloc_count + 1) * sizeof (arelent *);
748 }
749
750 static long
versados_canonicalize_reloc(bfd * abfd,sec_ptr section,arelent ** relptr,asymbol ** symbols)751 versados_canonicalize_reloc (bfd *abfd,
752 sec_ptr section,
753 arelent **relptr,
754 asymbol **symbols)
755 {
756 unsigned int count;
757 arelent *src;
758
759 versados_pass_2 (abfd);
760 src = section->relocation;
761 if (!EDATA (abfd, section->target_index).donerel)
762 {
763 EDATA (abfd, section->target_index).donerel = 1;
764 /* Translate from indexes to symptr ptrs. */
765 for (count = 0; count < section->reloc_count; count++)
766 {
767 int esdid = (int) (size_t) src[count].sym_ptr_ptr;
768
769 if (esdid == 0)
770 src[count].sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
771 else if (esdid < ES_BASE)
772 {
773 /* Section relative thing. */
774 struct esdid *e = &EDATA (abfd, esdid - 1);
775
776 src[count].sym_ptr_ptr = e->section->symbol_ptr_ptr;
777 }
778 else
779 src[count].sym_ptr_ptr = symbols + esdid - ES_BASE;
780 }
781 }
782
783 for (count = 0; count < section->reloc_count; count++)
784 *relptr++ = src++;
785
786 *relptr = 0;
787 return section->reloc_count;
788 }
789
790 #define versados_close_and_cleanup _bfd_generic_close_and_cleanup
791 #define versados_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
792 #define versados_new_section_hook _bfd_generic_new_section_hook
793 #define versados_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
794 #define versados_bfd_is_local_label_name bfd_generic_is_local_label_name
795 #define versados_get_lineno _bfd_nosymbols_get_lineno
796 #define versados_find_nearest_line _bfd_nosymbols_find_nearest_line
797 #define versados_find_line _bfd_nosymbols_find_line
798 #define versados_find_inliner_info _bfd_nosymbols_find_inliner_info
799 #define versados_make_empty_symbol _bfd_generic_make_empty_symbol
800 #define versados_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
801 #define versados_read_minisymbols _bfd_generic_read_minisymbols
802 #define versados_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
803 #define versados_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
804 #define versados_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup
805 #define versados_set_arch_mach bfd_default_set_arch_mach
806 #define versados_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
807 #define versados_bfd_relax_section bfd_generic_relax_section
808 #define versados_bfd_gc_sections bfd_generic_gc_sections
809 #define versados_bfd_lookup_section_flags bfd_generic_lookup_section_flags
810 #define versados_bfd_merge_sections bfd_generic_merge_sections
811 #define versados_bfd_is_group_section bfd_generic_is_group_section
812 #define versados_bfd_discard_group bfd_generic_discard_group
813 #define versados_section_already_linked _bfd_generic_section_already_linked
814 #define versados_bfd_define_common_symbol bfd_generic_define_common_symbol
815 #define versados_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
816 #define versados_bfd_link_add_symbols _bfd_generic_link_add_symbols
817 #define versados_bfd_link_just_syms _bfd_generic_link_just_syms
818 #define versados_bfd_copy_link_hash_symbol_type \
819 _bfd_generic_copy_link_hash_symbol_type
820 #define versados_bfd_final_link _bfd_generic_final_link
821 #define versados_bfd_link_split_section _bfd_generic_link_split_section
822
823 const bfd_target m68k_versados_vec =
824 {
825 "versados", /* Name. */
826 bfd_target_versados_flavour,
827 BFD_ENDIAN_BIG, /* Target byte order. */
828 BFD_ENDIAN_BIG, /* Target headers byte order. */
829 (HAS_RELOC | EXEC_P | /* Object flags. */
830 HAS_LINENO | HAS_DEBUG |
831 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
832 (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS
833 | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */
834 0, /* Leading underscore. */
835 ' ', /* AR_pad_char. */
836 16, /* AR_max_namelen. */
837 0, /* match priority. */
838 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
839 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
840 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
841 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
842 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
843 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
844
845 {
846 _bfd_dummy_target,
847 versados_object_p, /* bfd_check_format. */
848 _bfd_dummy_target,
849 _bfd_dummy_target,
850 },
851 {
852 bfd_false,
853 versados_mkobject,
854 _bfd_generic_mkarchive,
855 bfd_false,
856 },
857 { /* bfd_write_contents. */
858 bfd_false,
859 bfd_false,
860 _bfd_write_archive_contents,
861 bfd_false,
862 },
863
864 BFD_JUMP_TABLE_GENERIC (versados),
865 BFD_JUMP_TABLE_COPY (_bfd_generic),
866 BFD_JUMP_TABLE_CORE (_bfd_nocore),
867 BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
868 BFD_JUMP_TABLE_SYMBOLS (versados),
869 BFD_JUMP_TABLE_RELOCS (versados),
870 BFD_JUMP_TABLE_WRITE (versados),
871 BFD_JUMP_TABLE_LINK (versados),
872 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
873
874 NULL,
875
876 NULL
877 };
878