1 /* BFD back-end for VERSAdos-E objects.
2 Copyright 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
3 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
4 Written by Steve Chamberlain of Cygnus Support <sac@cygnus.com>.
5
6 Versados is a Motorola trademark.
7
8 This file is part of BFD, the Binary File Descriptor library.
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
23 MA 02110-1301, USA. */
24
25 /*
26 SUBSECTION
27 VERSAdos-E relocatable object file format
28
29 DESCRIPTION
30
31 This module supports reading of VERSAdos relocatable
32 object files.
33
34 A VERSAdos file looks like contains
35
36 o Identification Record
37 o External Symbol Definition Record
38 o Object Text Record
39 o End Record. */
40
41 #include "sysdep.h"
42 #include "bfd.h"
43 #include "libbfd.h"
44 #include "libiberty.h"
45
46
47 #define VHEADER '1'
48 #define VESTDEF '2'
49 #define VOTR '3'
50 #define VEND '4'
51
52 #define ES_BASE 17 /* First symbol has esdid 17. */
53
54 /* Per file target dependent information. */
55
56 /* One for each section. */
57 struct esdid
58 {
59 asection *section; /* Ptr to bfd version. */
60 unsigned char *contents; /* Used to build image. */
61 int pc;
62 int relocs; /* Reloc count, valid end of pass 1. */
63 int donerel; /* Have relocs been translated. */
64 };
65
66 typedef struct versados_data_struct
67 {
68 int es_done; /* Count of symbol index, starts at ES_BASE. */
69 asymbol *symbols; /* Pointer to local symbols. */
70 char *strings; /* Strings of all the above. */
71 int stringlen; /* Len of string table (valid end of pass1). */
72 int nsecsyms; /* Number of sections. */
73
74 int ndefs; /* Number of exported symbols (they dont get esdids). */
75 int nrefs; /* Number of imported symbols (valid end of pass1). */
76
77 int ref_idx; /* Current processed value of the above. */
78 int def_idx;
79
80 int pass_2_done;
81
82 struct esdid e[16]; /* Per section info. */
83 int alert; /* To see if we're trampling. */
84 asymbol *rest[256 - 16]; /* Per symbol info. */
85 }
86 tdata_type;
87
88 #define VDATA(abfd) (abfd->tdata.versados_data)
89 #define EDATA(abfd, n) (abfd->tdata.versados_data->e[n])
90 #define RDATA(abfd, n) (abfd->tdata.versados_data->rest[n])
91
92 struct ext_otr
93 {
94 unsigned char size;
95 char type;
96 unsigned char map[4];
97 unsigned char esdid;
98 unsigned char data[200];
99 };
100
101 struct ext_vheader
102 {
103 unsigned char size;
104 char type; /* Record type. */
105 char name[10]; /* Module name. */
106 char rev; /* Module rev number. */
107 char lang;
108 char vol[4];
109 char user[2];
110 char cat[8];
111 char fname[8];
112 char ext[2];
113 char time[3];
114 char date[3];
115 char rest[211];
116 };
117
118 struct ext_esd
119 {
120 unsigned char size;
121 char type;
122 unsigned char esd_entries[1];
123 };
124
125 #define ESD_ABS 0
126 #define ESD_COMMON 1
127 #define ESD_STD_REL_SEC 2
128 #define ESD_SHRT_REL_SEC 3
129 #define ESD_XDEF_IN_SEC 4
130 #define ESD_XDEF_IN_ABS 5
131 #define ESD_XREF_SEC 6
132 #define ESD_XREF_SYM 7
133
134 union ext_any
135 {
136 unsigned char size;
137 struct ext_vheader header;
138 struct ext_esd esd;
139 struct ext_otr otr;
140 };
141
142 /* Initialize by filling in the hex conversion array. */
143
144 /* Set up the tdata information. */
145
146 static bfd_boolean
versados_mkobject(bfd * abfd)147 versados_mkobject (bfd *abfd)
148 {
149 if (abfd->tdata.versados_data == NULL)
150 {
151 bfd_size_type amt = sizeof (tdata_type);
152 tdata_type *tdata = bfd_alloc (abfd, amt);
153
154 if (tdata == NULL)
155 return FALSE;
156 abfd->tdata.versados_data = tdata;
157 tdata->symbols = NULL;
158 VDATA (abfd)->alert = 0x12345678;
159 }
160
161 bfd_default_set_arch_mach (abfd, bfd_arch_m68k, 0);
162 return TRUE;
163 }
164
165 /* Report a problem in an S record file. FIXME: This probably should
166 not call fprintf, but we really do need some mechanism for printing
167 error messages. */
168
169 static asymbol *
versados_new_symbol(bfd * abfd,int snum,const char * name,bfd_vma val,asection * sec)170 versados_new_symbol (bfd *abfd,
171 int snum,
172 const char *name,
173 bfd_vma val,
174 asection *sec)
175 {
176 asymbol *n = VDATA (abfd)->symbols + snum;
177 n->name = name;
178 n->value = val;
179 n->section = sec;
180 n->the_bfd = abfd;
181 n->flags = 0;
182 return n;
183 }
184
185 static int
get_record(bfd * abfd,union ext_any * ptr)186 get_record (bfd *abfd, union ext_any *ptr)
187 {
188 if (bfd_bread (&ptr->size, (bfd_size_type) 1, abfd) != 1
189 || (bfd_bread ((char *) ptr + 1, (bfd_size_type) ptr->size, abfd)
190 != ptr->size))
191 return 0;
192 return 1;
193 }
194
195 static int
get_4(unsigned char ** pp)196 get_4 (unsigned char **pp)
197 {
198 unsigned char *p = *pp;
199
200 *pp += 4;
201 return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | (p[3] << 0);
202 }
203
204 static void
get_10(unsigned char ** pp,char * name)205 get_10 (unsigned char **pp, char *name)
206 {
207 char *p = (char *) *pp;
208 int len = 10;
209
210 *pp += len;
211 while (*p != ' ' && len)
212 {
213 *name++ = *p++;
214 len--;
215 }
216 *name = 0;
217 }
218
219 static char *
new_symbol_string(bfd * abfd,const char * name)220 new_symbol_string (bfd *abfd, const char *name)
221 {
222 char *n = VDATA (abfd)->strings;
223
224 strcpy (VDATA (abfd)->strings, name);
225 VDATA (abfd)->strings += strlen (VDATA (abfd)->strings) + 1;
226 return n;
227 }
228
229 static void
process_esd(bfd * abfd,struct ext_esd * esd,int pass)230 process_esd (bfd *abfd, struct ext_esd *esd, int pass)
231 {
232 /* Read through the ext def for the est entries. */
233 int togo = esd->size - 2;
234 bfd_vma size;
235 bfd_vma start;
236 asection *sec;
237 char name[11];
238 unsigned char *ptr = esd->esd_entries;
239 unsigned char *end = ptr + togo;
240
241 while (ptr < end)
242 {
243 int scn = *ptr & 0xf;
244 int typ = (*ptr >> 4) & 0xf;
245
246 /* Declare this section. */
247 sprintf (name, "%d", scn);
248 sec = bfd_make_section_old_way (abfd, strdup (name));
249 sec->target_index = scn;
250 EDATA (abfd, scn).section = sec;
251 ptr++;
252
253 switch (typ)
254 {
255 default:
256 abort ();
257 case ESD_XREF_SEC:
258 case ESD_XREF_SYM:
259 {
260 int snum = VDATA (abfd)->ref_idx++;
261 get_10 (&ptr, name);
262 if (pass == 1)
263 VDATA (abfd)->stringlen += strlen (name) + 1;
264 else
265 {
266 int esidx;
267 asymbol *s;
268 char *n = new_symbol_string (abfd, name);
269
270 s = versados_new_symbol (abfd, snum, n, (bfd_vma) 0,
271 bfd_und_section_ptr);
272 esidx = VDATA (abfd)->es_done++;
273 RDATA (abfd, esidx - ES_BASE) = s;
274 }
275 }
276 break;
277
278 case ESD_ABS:
279 size = get_4 (&ptr);
280 (void) size;
281 start = get_4 (&ptr);
282 (void) start;
283 break;
284 case ESD_STD_REL_SEC:
285 case ESD_SHRT_REL_SEC:
286 sec->size = get_4 (&ptr);
287 sec->flags |= SEC_ALLOC;
288 break;
289 case ESD_XDEF_IN_ABS:
290 sec = (asection *) & bfd_abs_section;
291 case ESD_XDEF_IN_SEC:
292 {
293 int snum = VDATA (abfd)->def_idx++;
294 bfd_vma val;
295
296 get_10 (&ptr, name);
297 val = get_4 (&ptr);
298 if (pass == 1)
299 /* Just remember the symbol. */
300 VDATA (abfd)->stringlen += strlen (name) + 1;
301 else
302 {
303 asymbol *s;
304 char *n = new_symbol_string (abfd, name);
305
306 s = versados_new_symbol (abfd, snum + VDATA (abfd)->nrefs, n,
307 val, sec);
308 s->flags |= BSF_GLOBAL;
309 }
310 }
311 break;
312 }
313 }
314 }
315
316 #define R_RELWORD 1
317 #define R_RELLONG 2
318 #define R_RELWORD_NEG 3
319 #define R_RELLONG_NEG 4
320
321 reloc_howto_type versados_howto_table[] =
322 {
323 HOWTO (R_RELWORD, 0, 1, 16, FALSE,
324 0, complain_overflow_dont, 0,
325 "+v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
326 HOWTO (R_RELLONG, 0, 2, 32, FALSE,
327 0, complain_overflow_dont, 0,
328 "+v32", TRUE, 0xffffffff, 0xffffffff, FALSE),
329
330 HOWTO (R_RELWORD_NEG, 0, -1, 16, FALSE,
331 0, complain_overflow_dont, 0,
332 "-v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
333 HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE,
334 0, complain_overflow_dont, 0,
335 "-v32", TRUE, 0xffffffff, 0xffffffff, FALSE),
336 };
337
338 static int
get_offset(int len,unsigned char * ptr)339 get_offset (int len, unsigned char *ptr)
340 {
341 int val = 0;
342
343 if (len)
344 {
345 int i;
346
347 val = *ptr++;
348 if (val & 0x80)
349 val |= ~0xff;
350 for (i = 1; i < len; i++)
351 val = (val << 8) | *ptr++;
352 }
353
354 return val;
355 }
356
357 static void
process_otr(bfd * abfd,struct ext_otr * otr,int pass)358 process_otr (bfd *abfd, struct ext_otr *otr, int pass)
359 {
360 unsigned long shift;
361 unsigned char *srcp = otr->data;
362 unsigned char *endp = (unsigned char *) otr + otr->size;
363 unsigned int bits = (otr->map[0] << 24)
364 | (otr->map[1] << 16)
365 | (otr->map[2] << 8)
366 | (otr->map[3] << 0);
367
368 struct esdid *esdid = &EDATA (abfd, otr->esdid - 1);
369 unsigned char *contents = esdid->contents;
370 int need_contents = 0;
371 unsigned int dst_idx = esdid->pc;
372
373 for (shift = ((unsigned long) 1 << 31); shift && srcp < endp; shift >>= 1)
374 {
375 if (bits & shift)
376 {
377 int flag = *srcp++;
378 int esdids = (flag >> 5) & 0x7;
379 int sizeinwords = ((flag >> 3) & 1) ? 2 : 1;
380 int offsetlen = flag & 0x7;
381 int j;
382
383 if (esdids == 0)
384 {
385 /* A zero esdid means the new pc is the offset given. */
386 dst_idx += get_offset (offsetlen, srcp);
387 srcp += offsetlen;
388 }
389 else
390 {
391 int val = get_offset (offsetlen, srcp + esdids);
392
393 if (pass == 1)
394 need_contents = 1;
395 else
396 for (j = 0; j < sizeinwords * 2; j++)
397 {
398 contents[dst_idx + (sizeinwords * 2) - j - 1] = val;
399 val >>= 8;
400 }
401
402 for (j = 0; j < esdids; j++)
403 {
404 int id = *srcp++;
405
406 if (id)
407 {
408 int rn = EDATA (abfd, otr->esdid - 1).relocs++;
409
410 if (pass == 1)
411 {
412 /* This is the first pass over the data,
413 just remember that we need a reloc. */
414 }
415 else
416 {
417 arelent *n =
418 EDATA (abfd, otr->esdid - 1).section->relocation + rn;
419 n->address = dst_idx;
420
421 n->sym_ptr_ptr = (asymbol **) (size_t) id;
422 n->addend = 0;
423 n->howto = versados_howto_table + ((j & 1) * 2) + (sizeinwords - 1);
424 }
425 }
426 }
427 srcp += offsetlen;
428 dst_idx += sizeinwords * 2;
429 }
430 }
431 else
432 {
433 need_contents = 1;
434 if (dst_idx < esdid->section->size)
435 if (pass == 2)
436 {
437 /* Absolute code, comes in 16 bit lumps. */
438 contents[dst_idx] = srcp[0];
439 contents[dst_idx + 1] = srcp[1];
440 }
441 dst_idx += 2;
442 srcp += 2;
443 }
444 }
445 EDATA (abfd, otr->esdid - 1).pc = dst_idx;
446
447 if (!contents && need_contents)
448 {
449 bfd_size_type size = esdid->section->size;
450 esdid->contents = bfd_alloc (abfd, size);
451 }
452 }
453
454 static bfd_boolean
versados_scan(bfd * abfd)455 versados_scan (bfd *abfd)
456 {
457 int loop = 1;
458 int i;
459 int j;
460 int nsecs = 0;
461 bfd_size_type amt;
462
463 VDATA (abfd)->stringlen = 0;
464 VDATA (abfd)->nrefs = 0;
465 VDATA (abfd)->ndefs = 0;
466 VDATA (abfd)->ref_idx = 0;
467 VDATA (abfd)->def_idx = 0;
468 VDATA (abfd)->pass_2_done = 0;
469
470 while (loop)
471 {
472 union ext_any any;
473
474 if (!get_record (abfd, &any))
475 return TRUE;
476 switch (any.header.type)
477 {
478 case VHEADER:
479 break;
480 case VEND:
481 loop = 0;
482 break;
483 case VESTDEF:
484 process_esd (abfd, &any.esd, 1);
485 break;
486 case VOTR:
487 process_otr (abfd, &any.otr, 1);
488 break;
489 }
490 }
491
492 /* Now allocate space for the relocs and sections. */
493 VDATA (abfd)->nrefs = VDATA (abfd)->ref_idx;
494 VDATA (abfd)->ndefs = VDATA (abfd)->def_idx;
495 VDATA (abfd)->ref_idx = 0;
496 VDATA (abfd)->def_idx = 0;
497
498 abfd->symcount = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs;
499
500 for (i = 0; i < 16; i++)
501 {
502 struct esdid *esdid = &EDATA (abfd, i);
503
504 if (esdid->section)
505 {
506 amt = (bfd_size_type) esdid->relocs * sizeof (arelent);
507 esdid->section->relocation = bfd_alloc (abfd, amt);
508
509 esdid->pc = 0;
510
511 if (esdid->contents)
512 esdid->section->flags |= SEC_HAS_CONTENTS | SEC_LOAD;
513
514 esdid->section->reloc_count = esdid->relocs;
515 if (esdid->relocs)
516 esdid->section->flags |= SEC_RELOC;
517
518 esdid->relocs = 0;
519
520 /* Add an entry into the symbol table for it. */
521 nsecs++;
522 VDATA (abfd)->stringlen += strlen (esdid->section->name) + 1;
523 }
524 }
525
526 abfd->symcount += nsecs;
527
528 amt = abfd->symcount;
529 amt *= sizeof (asymbol);
530 VDATA (abfd)->symbols = bfd_alloc (abfd, amt);
531
532 amt = VDATA (abfd)->stringlen;
533 VDATA (abfd)->strings = bfd_alloc (abfd, amt);
534
535 if ((VDATA (abfd)->symbols == NULL && abfd->symcount > 0)
536 || (VDATA (abfd)->strings == NULL && VDATA (abfd)->stringlen > 0))
537 return FALSE;
538
539 /* Actually fill in the section symbols,
540 we stick them at the end of the table. */
541 for (j = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs, i = 0; i < 16; i++)
542 {
543 struct esdid *esdid = &EDATA (abfd, i);
544 asection *sec = esdid->section;
545
546 if (sec)
547 {
548 asymbol *s = VDATA (abfd)->symbols + j;
549 s->name = new_symbol_string (abfd, sec->name);
550 s->section = sec;
551 s->flags = BSF_LOCAL;
552 s->value = 0;
553 s->the_bfd = abfd;
554 j++;
555 }
556 }
557
558 if (abfd->symcount)
559 abfd->flags |= HAS_SYMS;
560
561 /* Set this to nsecs - since we've already planted the section
562 symbols. */
563 VDATA (abfd)->nsecsyms = nsecs;
564
565 VDATA (abfd)->ref_idx = 0;
566
567 return 1;
568 }
569
570 /* Check whether an existing file is a versados file. */
571
572 static const bfd_target *
versados_object_p(bfd * abfd)573 versados_object_p (bfd *abfd)
574 {
575 struct ext_vheader ext;
576 unsigned char len;
577 tdata_type *tdata_save;
578
579 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
580 return NULL;
581
582 if (bfd_bread (&len, (bfd_size_type) 1, abfd) != 1)
583 {
584 if (bfd_get_error () != bfd_error_system_call)
585 bfd_set_error (bfd_error_wrong_format);
586 return NULL;
587 }
588
589 if (bfd_bread (&ext.type, (bfd_size_type) len, abfd) != len)
590 {
591 if (bfd_get_error () != bfd_error_system_call)
592 bfd_set_error (bfd_error_wrong_format);
593 return NULL;
594 }
595
596 /* We guess that the language field will never be larger than 10.
597 In sample files, it is always either 0 or 1. Checking for this
598 prevents confusion with Intel Hex files. */
599 if (ext.type != VHEADER
600 || ext.lang > 10)
601 {
602 bfd_set_error (bfd_error_wrong_format);
603 return NULL;
604 }
605
606 /* OK, looks like a record, build the tdata and read in. */
607 tdata_save = abfd->tdata.versados_data;
608 if (!versados_mkobject (abfd) || !versados_scan (abfd))
609 {
610 abfd->tdata.versados_data = tdata_save;
611 return NULL;
612 }
613
614 return abfd->xvec;
615 }
616
617 static bfd_boolean
versados_pass_2(bfd * abfd)618 versados_pass_2 (bfd *abfd)
619 {
620 union ext_any any;
621
622 if (VDATA (abfd)->pass_2_done)
623 return 1;
624
625 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
626 return 0;
627
628 VDATA (abfd)->es_done = ES_BASE;
629
630 /* Read records till we get to where we want to be. */
631 while (1)
632 {
633 get_record (abfd, &any);
634 switch (any.header.type)
635 {
636 case VEND:
637 VDATA (abfd)->pass_2_done = 1;
638 return 1;
639 case VESTDEF:
640 process_esd (abfd, &any.esd, 2);
641 break;
642 case VOTR:
643 process_otr (abfd, &any.otr, 2);
644 break;
645 }
646 }
647 }
648
649 static bfd_boolean
versados_get_section_contents(bfd * abfd,asection * section,void * location,file_ptr offset,bfd_size_type count)650 versados_get_section_contents (bfd *abfd,
651 asection *section,
652 void * location,
653 file_ptr offset,
654 bfd_size_type count)
655 {
656 if (!versados_pass_2 (abfd))
657 return FALSE;
658
659 memcpy (location,
660 EDATA (abfd, section->target_index).contents + offset,
661 (size_t) count);
662
663 return TRUE;
664 }
665
666 #define versados_get_section_contents_in_window \
667 _bfd_generic_get_section_contents_in_window
668
669 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)670 versados_set_section_contents (bfd *abfd ATTRIBUTE_UNUSED,
671 sec_ptr section ATTRIBUTE_UNUSED,
672 const void * location ATTRIBUTE_UNUSED,
673 file_ptr offset ATTRIBUTE_UNUSED,
674 bfd_size_type bytes_to_do ATTRIBUTE_UNUSED)
675 {
676 return FALSE;
677 }
678
679 static int
versados_sizeof_headers(bfd * abfd ATTRIBUTE_UNUSED,struct bfd_link_info * info ATTRIBUTE_UNUSED)680 versados_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
681 struct bfd_link_info *info ATTRIBUTE_UNUSED)
682 {
683 return 0;
684 }
685
686 /* Return the amount of memory needed to read the symbol table. */
687
688 static long
versados_get_symtab_upper_bound(bfd * abfd)689 versados_get_symtab_upper_bound (bfd *abfd)
690 {
691 return (bfd_get_symcount (abfd) + 1) * sizeof (asymbol *);
692 }
693
694 /* Return the symbol table. */
695
696 static long
versados_canonicalize_symtab(bfd * abfd,asymbol ** alocation)697 versados_canonicalize_symtab (bfd *abfd, asymbol **alocation)
698 {
699 unsigned int symcount = bfd_get_symcount (abfd);
700 unsigned int i;
701 asymbol *s;
702
703 versados_pass_2 (abfd);
704
705 for (i = 0, s = VDATA (abfd)->symbols;
706 i < symcount;
707 s++, i++)
708 *alocation++ = s;
709
710 *alocation = NULL;
711
712 return symcount;
713 }
714
715 static void
versados_get_symbol_info(bfd * abfd ATTRIBUTE_UNUSED,asymbol * symbol,symbol_info * ret)716 versados_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED,
717 asymbol *symbol,
718 symbol_info *ret)
719 {
720 bfd_symbol_info (symbol, ret);
721 }
722
723 static void
versados_print_symbol(bfd * abfd,void * afile,asymbol * symbol,bfd_print_symbol_type how)724 versados_print_symbol (bfd *abfd,
725 void * afile,
726 asymbol *symbol,
727 bfd_print_symbol_type how)
728 {
729 FILE *file = (FILE *) afile;
730
731 switch (how)
732 {
733 case bfd_print_symbol_name:
734 fprintf (file, "%s", symbol->name);
735 break;
736 default:
737 bfd_print_symbol_vandf (abfd, (void *) file, symbol);
738 fprintf (file, " %-5s %s",
739 symbol->section->name,
740 symbol->name);
741 }
742 }
743
744 static long
versados_get_reloc_upper_bound(bfd * abfd ATTRIBUTE_UNUSED,sec_ptr asect)745 versados_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED,
746 sec_ptr asect)
747 {
748 return (asect->reloc_count + 1) * sizeof (arelent *);
749 }
750
751 static long
versados_canonicalize_reloc(bfd * abfd,sec_ptr section,arelent ** relptr,asymbol ** symbols)752 versados_canonicalize_reloc (bfd *abfd,
753 sec_ptr section,
754 arelent **relptr,
755 asymbol **symbols)
756 {
757 unsigned int count;
758 arelent *src;
759
760 versados_pass_2 (abfd);
761 src = section->relocation;
762 if (!EDATA (abfd, section->target_index).donerel)
763 {
764 EDATA (abfd, section->target_index).donerel = 1;
765 /* Translate from indexes to symptr ptrs. */
766 for (count = 0; count < section->reloc_count; count++)
767 {
768 int esdid = (int) (size_t) src[count].sym_ptr_ptr;
769
770 if (esdid == 0)
771 src[count].sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr;
772 else if (esdid < ES_BASE)
773 {
774 /* Section relative thing. */
775 struct esdid *e = &EDATA (abfd, esdid - 1);
776
777 src[count].sym_ptr_ptr = e->section->symbol_ptr_ptr;
778 }
779 else
780 src[count].sym_ptr_ptr = symbols + esdid - ES_BASE;
781 }
782 }
783
784 for (count = 0; count < section->reloc_count; count++)
785 *relptr++ = src++;
786
787 *relptr = 0;
788 return section->reloc_count;
789 }
790
791 #define versados_close_and_cleanup _bfd_generic_close_and_cleanup
792 #define versados_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
793 #define versados_new_section_hook _bfd_generic_new_section_hook
794 #define versados_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
795 #define versados_bfd_is_local_label_name bfd_generic_is_local_label_name
796 #define versados_get_lineno _bfd_nosymbols_get_lineno
797 #define versados_find_nearest_line _bfd_nosymbols_find_nearest_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_merge_sections bfd_generic_merge_sections
810 #define versados_bfd_is_group_section bfd_generic_is_group_section
811 #define versados_bfd_discard_group bfd_generic_discard_group
812 #define versados_section_already_linked _bfd_generic_section_already_linked
813 #define versados_bfd_define_common_symbol bfd_generic_define_common_symbol
814 #define versados_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
815 #define versados_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
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 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 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
838 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
839 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
840 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
841 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
842 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
843
844 {
845 _bfd_dummy_target,
846 versados_object_p, /* bfd_check_format. */
847 _bfd_dummy_target,
848 _bfd_dummy_target,
849 },
850 {
851 bfd_false,
852 versados_mkobject,
853 _bfd_generic_mkarchive,
854 bfd_false,
855 },
856 { /* bfd_write_contents. */
857 bfd_false,
858 bfd_false,
859 _bfd_write_archive_contents,
860 bfd_false,
861 },
862
863 BFD_JUMP_TABLE_GENERIC (versados),
864 BFD_JUMP_TABLE_COPY (_bfd_generic),
865 BFD_JUMP_TABLE_CORE (_bfd_nocore),
866 BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
867 BFD_JUMP_TABLE_SYMBOLS (versados),
868 BFD_JUMP_TABLE_RELOCS (versados),
869 BFD_JUMP_TABLE_WRITE (versados),
870 BFD_JUMP_TABLE_LINK (versados),
871 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
872
873 NULL,
874
875 NULL
876 };
877