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 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. */
39 /*---------------------------------------------------------------------------*/
41 /* Read & process emh record
42 return 0 on success, -1 on error */
45 _bfd_vms_slurp_hdr (abfd, objtype)
50 unsigned char *vms_rec;
53 vms_rec = PRIV(vms_rec);
56 vms_debug(2, "HDR/EMH\n");
65 subtype = bfd_getl16 (vms_rec + 4) + EVAX_OFFSET;
72 vms_debug(3, "subtype %d\n", subtype);
82 PRIV(hdr_data).hdr_b_strlvl = vms_rec[2];
83 PRIV(hdr_data).hdr_l_recsiz = bfd_getl16 (vms_rec + 3);
84 PRIV(hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 5);
85 ptr = vms_rec + 5 + vms_rec[5] + 1;
86 PRIV(hdr_data).hdr_t_version = _bfd_vms_save_counted_string (ptr);
88 PRIV(hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
96 PRIV(hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
103 PRIV(hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
110 PRIV(hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
131 case EMH_S_C_MHD + EVAX_OFFSET:
135 PRIV(hdr_data).hdr_b_strlvl = vms_rec[6];
136 PRIV(hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8);
137 PRIV(hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12);
138 PRIV(hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16);
139 PRIV(hdr_data).hdr_t_name =
140 _bfd_vms_save_counted_string (vms_rec + 20);
141 ptr = vms_rec + 20 + vms_rec[20] + 1;
142 PRIV(hdr_data).hdr_t_version =
143 _bfd_vms_save_counted_string (ptr);
145 PRIV(hdr_data).hdr_t_date =
146 _bfd_vms_save_sized_string (ptr, 17);
150 case EMH_S_C_LNM + EVAX_OFFSET:
154 PRIV(hdr_data).hdr_c_lnm =
155 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
158 case EMH_S_C_SRC + EVAX_OFFSET:
162 PRIV(hdr_data).hdr_c_src =
163 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
166 case EMH_S_C_TTL + EVAX_OFFSET:
170 PRIV(hdr_data).hdr_c_ttl =
171 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
174 case EMH_S_C_CPR + EVAX_OFFSET:
180 case EMH_S_C_MTC + EVAX_OFFSET:
186 case EMH_S_C_GTX + EVAX_OFFSET:
193 bfd_set_error (bfd_error_wrong_format);
201 /*-----------------------------------------------------------------------------*/
202 /* Output routines. */
204 /* Manufacure a VMS like time on a unix based system.
205 stolen from obj-vms.c */
207 static unsigned char *
208 get_vms_time_string ()
210 static unsigned char tbuf[18];
217 pnt = ctime (&timeb);
223 sprintf (tbuf, "%2s-%3s-%s %s", pnt + 8, pnt + 4, pnt + 20, pnt + 11);
231 Descriptor.Size = 17;
232 Descriptor.Ptr = tbuf;
233 SYS$ASCTIM (0, &Descriptor, 0, 0);
237 vms_debug (6, "vmstimestring:'%s'\n", tbuf);
243 /* write object header for bfd abfd */
246 _bfd_vms_write_hdr (abfd, objtype)
256 vms_debug (2, "vms_write_hdr (%p)\n", abfd);
259 _bfd_vms_output_alignment (abfd, 2);
263 if (objtype == OBJ_S_C_HDR)
268 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_MHD);
269 _bfd_vms_output_short (abfd, EOBJ_S_C_STRLVL);
270 _bfd_vms_output_long (abfd, 0);
271 _bfd_vms_output_long (abfd, 0);
272 _bfd_vms_output_long (abfd, MAX_OUTREC_SIZE);
275 if (bfd_get_filename (abfd) != 0)
277 /* strip path and suffix information */
279 char *fname, *fout, *fptr;
281 fptr = bfd_get_filename (abfd);
282 fname = (char *) alloca (strlen (fptr) + 1);
283 strcpy (fname, fptr);
284 fout = strrchr (fname, ']');
286 fout = strchr (fname, ':');
292 /* strip .obj suffix */
294 fptr = strrchr (fname, '.');
296 && (strcasecmp (fptr, ".OBJ") == 0))
303 *fptr = toupper (*fptr);
306 || ((fptr - fout) > 31))
309 _bfd_vms_output_counted (abfd, fout);
312 _bfd_vms_output_counted (abfd, "NONAME");
314 _bfd_vms_output_counted (abfd, BFD_VERSION);
315 _bfd_vms_output_dump (abfd, get_vms_time_string (), 17);
316 _bfd_vms_output_fill (abfd, 0, 17);
317 _bfd_vms_output_flush (abfd);
321 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_LNM);
322 _bfd_vms_output_dump (abfd, (unsigned char *)"GAS proGIS", 10);
323 _bfd_vms_output_flush (abfd);
327 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC);
329 for (symnum = 0; symnum < abfd->symcount; symnum++)
331 symbol = abfd->outsymbols[symnum];
333 if (symbol->flags & BSF_FILE)
335 if (strncmp ((char *)symbol->name, "<CASE:", 6) == 0)
337 PRIV(flag_hash_long_names) = symbol->name[6] - '0';
338 PRIV(flag_show_after_trunc) = symbol->name[7] - '0';
346 _bfd_vms_output_dump (abfd, (unsigned char *)symbol->name, strlen (symbol->name));
353 if (symnum == abfd->symcount)
354 _bfd_vms_output_dump (abfd, (unsigned char *)"noname", 6);
356 _bfd_vms_output_flush (abfd);
360 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_TTL);
361 _bfd_vms_output_dump (abfd, (unsigned char *)"TTL", 3);
362 _bfd_vms_output_flush (abfd);
366 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR);
367 _bfd_vms_output_dump (abfd,
368 (unsigned char *)"GNU BFD ported by Klaus Kämpf 1994-1996",
370 _bfd_vms_output_flush (abfd);
375 /*-----------------------------------------------------------------------------*/
377 /* Process EOM/EEOM record
378 return 0 on success, -1 on error */
381 _bfd_vms_slurp_eom (abfd, objtype)
385 unsigned char *vms_rec;
388 vms_debug(2, "EOM/EEOM\n");
391 vms_rec = PRIV(vms_rec);
393 if ((objtype == OBJ_S_C_EOM)
394 || (objtype == OBJ_S_C_EOMW))
399 PRIV(eom_data).eom_l_total_lps = bfd_getl32 (vms_rec + 4);
400 PRIV(eom_data).eom_b_comcod = *(vms_rec + 8);
401 if (PRIV(eom_data).eom_b_comcod > 1)
403 (*_bfd_error_handler) (_("Object module NOT error-free !\n"));
404 bfd_set_error (bfd_error_bad_value);
407 PRIV(eom_data).eom_has_transfer = false;
408 if (PRIV(rec_size) > 10)
410 PRIV(eom_data).eom_has_transfer = true;
411 PRIV(eom_data).eom_b_tfrflg = *(vms_rec + 9);
412 PRIV(eom_data).eom_l_psindx = bfd_getl32 (vms_rec + 12);
413 PRIV(eom_data).eom_l_tfradr = bfd_getl32 (vms_rec + 16);
415 abfd->start_address = PRIV(eom_data).eom_l_tfradr;
421 /* Write eom record for bfd abfd */
424 _bfd_vms_write_eom (abfd, objtype)
429 vms_debug (2, "vms_write_eom (%p, %d)\n", abfd, objtype);
432 _bfd_vms_output_begin (abfd, objtype, -1);
433 _bfd_vms_output_long (abfd, (unsigned long) (PRIV(vms_linkage_index) >> 1));
434 _bfd_vms_output_byte (abfd, 0); /* completion code */
435 _bfd_vms_output_byte (abfd, 0); /* fill byte */
437 if (bfd_get_start_address (abfd) != (bfd_vma)-1)
441 section = bfd_get_section_by_name (abfd, ".link");
444 bfd_set_error (bfd_error_nonrepresentable_section);
447 _bfd_vms_output_short (abfd, 0);
448 _bfd_vms_output_long (abfd, (unsigned long) (section->index));
449 _bfd_vms_output_long (abfd,
450 (unsigned long) bfd_get_start_address (abfd));
451 _bfd_vms_output_long (abfd, 0);
454 _bfd_vms_output_end (abfd);