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.  */
57struct 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
66typedef 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}
86tdata_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
92struct 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
101struct 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
118struct 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
134union 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
146static bfd_boolean
147versados_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
169static asymbol *
170versados_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
185static int
186get_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
195static int
196get_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
204static void
205get_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
219static char *
220new_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
229static void
230process_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
321reloc_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
338static int
339get_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
357static void
358process_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
454static bfd_boolean
455versados_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
572static const bfd_target *
573versados_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
617static bfd_boolean
618versados_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
649static bfd_boolean
650versados_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
669static bfd_boolean
670versados_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
679static int
680versados_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
688static long
689versados_get_symtab_upper_bound (bfd *abfd)
690{
691  return (bfd_get_symcount (abfd) + 1) * sizeof (asymbol *);
692}
693
694/* Return the symbol table.  */
695
696static long
697versados_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
715static void
716versados_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED,
717			  asymbol *symbol,
718			  symbol_info *ret)
719{
720  bfd_symbol_info (symbol, ret);
721}
722
723static void
724versados_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
744static long
745versados_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED,
746				sec_ptr asect)
747{
748  return (asect->reloc_count + 1) * sizeof (arelent *);
749}
750
751static long
752versados_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
823const 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