1 /* vms-hdr.c -- BFD back-end for VMS/VAX (openVMS/VAX) and
2 EVAX (openVMS/Alpha) files.
3 Copyright 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
5 HDR record handling functions
6 EMH record handling functions
8 EOM record handling functions
9 EEOM record handling functions
11 Written by Klaus K"ampf (kkaempf@rmi.de)
13 This program is free software; you can redistribute it and/or modify
14 it under the terms of the GNU General Public License as published by
15 the Free Software Foundation; either version 2 of the License, or
16 (at your option) any later version.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
40 static unsigned char *get_vms_time_string PARAMS ((void));
43 /*---------------------------------------------------------------------------*/
45 /* Read & process emh record
46 return 0 on success, -1 on error */
49 _bfd_vms_slurp_hdr (abfd, objtype)
54 unsigned char *vms_rec;
57 vms_rec = PRIV(vms_rec);
60 vms_debug(2, "HDR/EMH\n");
69 subtype = bfd_getl16 (vms_rec + 4) + EVAX_OFFSET;
76 vms_debug(3, "subtype %d\n", subtype);
86 PRIV(hdr_data).hdr_b_strlvl = vms_rec[2];
87 PRIV(hdr_data).hdr_l_recsiz = bfd_getl16 (vms_rec + 3);
88 PRIV(hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 5);
89 ptr = vms_rec + 5 + vms_rec[5] + 1;
90 PRIV(hdr_data).hdr_t_version = _bfd_vms_save_counted_string (ptr);
92 PRIV(hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
100 PRIV(hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
107 PRIV(hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
114 PRIV(hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
135 case EMH_S_C_MHD + EVAX_OFFSET:
139 PRIV(hdr_data).hdr_b_strlvl = vms_rec[6];
140 PRIV(hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8);
141 PRIV(hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12);
142 PRIV(hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16);
143 PRIV(hdr_data).hdr_t_name =
144 _bfd_vms_save_counted_string (vms_rec + 20);
145 ptr = vms_rec + 20 + vms_rec[20] + 1;
146 PRIV(hdr_data).hdr_t_version =
147 _bfd_vms_save_counted_string (ptr);
149 PRIV(hdr_data).hdr_t_date =
150 _bfd_vms_save_sized_string (ptr, 17);
154 case EMH_S_C_LNM + EVAX_OFFSET:
158 PRIV(hdr_data).hdr_c_lnm =
159 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
162 case EMH_S_C_SRC + EVAX_OFFSET:
166 PRIV(hdr_data).hdr_c_src =
167 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
170 case EMH_S_C_TTL + EVAX_OFFSET:
174 PRIV(hdr_data).hdr_c_ttl =
175 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
178 case EMH_S_C_CPR + EVAX_OFFSET:
184 case EMH_S_C_MTC + EVAX_OFFSET:
190 case EMH_S_C_GTX + EVAX_OFFSET:
197 bfd_set_error (bfd_error_wrong_format);
205 /*-----------------------------------------------------------------------------*/
206 /* Output routines. */
208 /* Manufacure a VMS like time on a unix based system.
209 stolen from obj-vms.c */
211 static unsigned char *
212 get_vms_time_string ()
214 static unsigned char tbuf[18];
221 pnt = ctime (&timeb);
227 sprintf (tbuf, "%2s-%3s-%s %s", pnt + 8, pnt + 4, pnt + 20, pnt + 11);
235 Descriptor.Size = 17;
236 Descriptor.Ptr = tbuf;
237 SYS$ASCTIM (0, &Descriptor, 0, 0);
241 vms_debug (6, "vmstimestring:'%s'\n", tbuf);
247 /* write object header for bfd abfd */
250 _bfd_vms_write_hdr (abfd, objtype)
260 vms_debug (2, "vms_write_hdr (%p)\n", abfd);
263 _bfd_vms_output_alignment (abfd, 2);
267 if (objtype == OBJ_S_C_HDR)
272 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_MHD);
273 _bfd_vms_output_short (abfd, EOBJ_S_C_STRLVL);
274 _bfd_vms_output_long (abfd, 0);
275 _bfd_vms_output_long (abfd, 0);
276 _bfd_vms_output_long (abfd, MAX_OUTREC_SIZE);
279 if (bfd_get_filename (abfd) != 0)
281 /* strip path and suffix information */
283 char *fname, *fout, *fptr;
285 fptr = bfd_get_filename (abfd);
286 fname = (char *) alloca (strlen (fptr) + 1);
287 strcpy (fname, fptr);
288 fout = strrchr (fname, ']');
290 fout = strchr (fname, ':');
296 /* strip .obj suffix */
298 fptr = strrchr (fname, '.');
300 && (strcasecmp (fptr, ".OBJ") == 0))
307 *fptr = toupper (*fptr);
310 || ((fptr - fout) > 31))
313 _bfd_vms_output_counted (abfd, fout);
316 _bfd_vms_output_counted (abfd, "NONAME");
318 _bfd_vms_output_counted (abfd, BFD_VERSION);
319 _bfd_vms_output_dump (abfd, get_vms_time_string (), 17);
320 _bfd_vms_output_fill (abfd, 0, 17);
321 _bfd_vms_output_flush (abfd);
325 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_LNM);
326 _bfd_vms_output_dump (abfd, (unsigned char *)"GAS proGIS", 10);
327 _bfd_vms_output_flush (abfd);
331 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC);
333 for (symnum = 0; symnum < abfd->symcount; symnum++)
335 symbol = abfd->outsymbols[symnum];
337 if (symbol->flags & BSF_FILE)
339 if (strncmp ((char *)symbol->name, "<CASE:", 6) == 0)
341 PRIV(flag_hash_long_names) = symbol->name[6] - '0';
342 PRIV(flag_show_after_trunc) = symbol->name[7] - '0';
350 _bfd_vms_output_dump (abfd, (unsigned char *) symbol->name,
351 (int) strlen (symbol->name));
358 if (symnum == abfd->symcount)
359 _bfd_vms_output_dump (abfd, (unsigned char *)"noname", 6);
361 _bfd_vms_output_flush (abfd);
365 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_TTL);
366 _bfd_vms_output_dump (abfd, (unsigned char *)"TTL", 3);
367 _bfd_vms_output_flush (abfd);
371 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR);
372 _bfd_vms_output_dump (abfd,
373 (unsigned char *)"GNU BFD ported by Klaus Kämpf 1994-1996",
375 _bfd_vms_output_flush (abfd);
380 /*-----------------------------------------------------------------------------*/
382 /* Process EOM/EEOM record
383 return 0 on success, -1 on error */
386 _bfd_vms_slurp_eom (abfd, objtype)
390 unsigned char *vms_rec;
393 vms_debug(2, "EOM/EEOM\n");
396 vms_rec = PRIV(vms_rec);
398 if ((objtype == OBJ_S_C_EOM)
399 || (objtype == OBJ_S_C_EOMW))
404 PRIV(eom_data).eom_l_total_lps = bfd_getl32 (vms_rec + 4);
405 PRIV(eom_data).eom_b_comcod = *(vms_rec + 8);
406 if (PRIV(eom_data).eom_b_comcod > 1)
408 (*_bfd_error_handler) (_("Object module NOT error-free !\n"));
409 bfd_set_error (bfd_error_bad_value);
412 PRIV(eom_data).eom_has_transfer = false;
413 if (PRIV(rec_size) > 10)
415 PRIV(eom_data).eom_has_transfer = true;
416 PRIV(eom_data).eom_b_tfrflg = *(vms_rec + 9);
417 PRIV(eom_data).eom_l_psindx = bfd_getl32 (vms_rec + 12);
418 PRIV(eom_data).eom_l_tfradr = bfd_getl32 (vms_rec + 16);
420 abfd->start_address = PRIV(eom_data).eom_l_tfradr;
426 /* Write eom record for bfd abfd */
429 _bfd_vms_write_eom (abfd, objtype)
434 vms_debug (2, "vms_write_eom (%p, %d)\n", abfd, objtype);
437 _bfd_vms_output_begin (abfd, objtype, -1);
438 _bfd_vms_output_long (abfd, (unsigned long) (PRIV(vms_linkage_index) >> 1));
439 _bfd_vms_output_byte (abfd, 0); /* completion code */
440 _bfd_vms_output_byte (abfd, 0); /* fill byte */
442 if (bfd_get_start_address (abfd) != (bfd_vma)-1)
446 section = bfd_get_section_by_name (abfd, ".link");
449 bfd_set_error (bfd_error_nonrepresentable_section);
452 _bfd_vms_output_short (abfd, 0);
453 _bfd_vms_output_long (abfd, (unsigned long) (section->index));
454 _bfd_vms_output_long (abfd,
455 (unsigned long) bfd_get_start_address (abfd));
456 _bfd_vms_output_long (abfd, 0);
459 _bfd_vms_output_end (abfd);