1 /* vms-hdr.c -- BFD back-end for VMS/VAX (openVMS/VAX) and
2 EVAX (openVMS/Alpha) files.
3 Copyright 1996, 1997, 1998, 1999 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. */
36 /*---------------------------------------------------------------------------*/
39 /* Read & process emh record
40 return 0 on success, -1 on error */
43 _bfd_vms_slurp_hdr (abfd, objtype)
48 unsigned char *vms_rec;
51 vms_rec = PRIV(vms_rec);
54 vms_debug(2, "HDR/EMH\n");
63 subtype = bfd_getl16 (vms_rec + 4) + EVAX_OFFSET;
70 vms_debug(3, "subtype %d\n", subtype);
80 PRIV(hdr_data).hdr_b_strlvl = vms_rec[2];
81 PRIV(hdr_data).hdr_l_recsiz = bfd_getl16 (vms_rec + 3);
82 PRIV(hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 5);
83 ptr = vms_rec + 5 + vms_rec[5] + 1;
84 PRIV(hdr_data).hdr_t_version = _bfd_vms_save_counted_string (ptr);
86 PRIV(hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
94 PRIV(hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
101 PRIV(hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
108 PRIV(hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2));
129 case EMH_S_C_MHD + EVAX_OFFSET:
133 PRIV(hdr_data).hdr_b_strlvl = vms_rec[6];
134 PRIV(hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8);
135 PRIV(hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12);
136 PRIV(hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16);
137 PRIV(hdr_data).hdr_t_name =
138 _bfd_vms_save_counted_string (vms_rec + 20);
139 ptr = vms_rec + 20 + vms_rec[20] + 1;
140 PRIV(hdr_data).hdr_t_version =
141 _bfd_vms_save_counted_string (ptr);
143 PRIV(hdr_data).hdr_t_date =
144 _bfd_vms_save_sized_string (ptr, 17);
148 case EMH_S_C_LNM + EVAX_OFFSET:
152 PRIV(hdr_data).hdr_c_lnm =
153 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
156 case EMH_S_C_SRC + EVAX_OFFSET:
160 PRIV(hdr_data).hdr_c_src =
161 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
164 case EMH_S_C_TTL + EVAX_OFFSET:
168 PRIV(hdr_data).hdr_c_ttl =
169 _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6));
172 case EMH_S_C_CPR + EVAX_OFFSET:
178 case EMH_S_C_MTC + EVAX_OFFSET:
184 case EMH_S_C_GTX + EVAX_OFFSET:
191 bfd_set_error (bfd_error_wrong_format);
200 /*-----------------------------------------------------------------------------*/
201 /* 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);
244 /* write object header for bfd abfd */
247 _bfd_vms_write_hdr (abfd, objtype)
258 vms_debug (2, "vms_write_hdr (%p)\n", abfd);
261 _bfd_vms_output_alignment (abfd, 2);
265 if (objtype == OBJ_S_C_HDR)
270 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_MHD);
271 _bfd_vms_output_short (abfd, EOBJ_S_C_STRLVL);
272 _bfd_vms_output_long (abfd, 0);
273 _bfd_vms_output_long (abfd, 0);
274 _bfd_vms_output_long (abfd, MAX_OUTREC_SIZE);
277 if (bfd_get_filename (abfd) != 0)
279 /* strip path and suffix information */
281 char *fname, *fout, *fptr;
283 fptr = bfd_get_filename (abfd);
284 fname = (char *) alloca (strlen (fptr) + 1);
285 strcpy (fname, fptr);
286 fout = strrchr (fname, ']');
288 fout = strchr (fname, ':');
294 /* strip .obj suffix */
296 fptr = strrchr (fname, '.');
298 && (strcasecmp (fptr, ".OBJ") == 0))
305 *fptr = toupper (*fptr);
308 || ((fptr - fout) > 31))
311 _bfd_vms_output_counted (abfd, fout);
314 _bfd_vms_output_counted (abfd, "NONAME");
316 _bfd_vms_output_counted (abfd, BFD_VERSION);
317 _bfd_vms_output_dump (abfd, get_vms_time_string (), 17);
318 _bfd_vms_output_fill (abfd, 0, 17);
319 _bfd_vms_output_flush (abfd);
323 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_LNM);
324 _bfd_vms_output_dump (abfd, (unsigned char *)"GAS proGIS", 10);
325 _bfd_vms_output_flush (abfd);
329 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC);
331 for (symnum = 0; symnum < abfd->symcount; symnum++)
333 symbol = abfd->outsymbols[symnum];
335 if (symbol->flags & BSF_FILE)
337 if (strncmp ((char *)symbol->name, "<CASE:", 6) == 0)
339 PRIV(flag_hash_long_names) = symbol->name[6] - '0';
340 PRIV(flag_show_after_trunc) = symbol->name[7] - '0';
348 _bfd_vms_output_dump (abfd, (unsigned char *)symbol->name, strlen (symbol->name));
355 if (symnum == abfd->symcount)
356 _bfd_vms_output_dump (abfd, (unsigned char *)"noname", 6);
358 _bfd_vms_output_flush (abfd);
362 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_TTL);
363 _bfd_vms_output_dump (abfd, (unsigned char *)"TTL", 3);
364 _bfd_vms_output_flush (abfd);
368 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR);
369 _bfd_vms_output_dump (abfd,
370 (unsigned char *)"GNU BFD ported by Klaus Kämpf 1994-1996",
372 _bfd_vms_output_flush (abfd);
377 /*-----------------------------------------------------------------------------*/
379 /* Process EOM/EEOM record
380 return 0 on success, -1 on error */
383 _bfd_vms_slurp_eom (abfd, objtype)
387 unsigned char *vms_rec;
390 vms_debug(2, "EOM/EEOM\n");
393 vms_rec = PRIV(vms_rec);
395 if ((objtype == OBJ_S_C_EOM)
396 || (objtype == OBJ_S_C_EOMW))
401 PRIV(eom_data).eom_l_total_lps = bfd_getl32 (vms_rec + 4);
402 PRIV(eom_data).eom_b_comcod = *(vms_rec + 8);
403 if (PRIV(eom_data).eom_b_comcod > 1)
405 (*_bfd_error_handler) (_("Object module NOT error-free !\n"));
406 bfd_set_error (bfd_error_bad_value);
409 PRIV(eom_data).eom_has_transfer = false;
410 if (PRIV(rec_size) > 10)
412 PRIV(eom_data).eom_has_transfer = true;
413 PRIV(eom_data).eom_b_tfrflg = *(vms_rec + 9);
414 PRIV(eom_data).eom_l_psindx = bfd_getl32 (vms_rec + 12);
415 PRIV(eom_data).eom_l_tfradr = bfd_getl32 (vms_rec + 16);
417 abfd->start_address = PRIV(eom_data).eom_l_tfradr;
424 /* Write eom record for bfd abfd */
427 _bfd_vms_write_eom (abfd, objtype)
432 vms_debug (2, "vms_write_eom (%p, %d)\n", abfd, objtype);
435 _bfd_vms_output_begin (abfd, objtype, -1);
436 _bfd_vms_output_long (abfd, (unsigned long)(PRIV(vms_linkage_index) >> 1));
437 _bfd_vms_output_byte (abfd, 0); /* completion code */
438 _bfd_vms_output_byte (abfd, 0); /* fill byte */
440 if (bfd_get_start_address (abfd) != (bfd_vma)-1)
444 section = bfd_get_section_by_name (abfd, ".link");
447 bfd_set_error (bfd_error_nonrepresentable_section);
450 _bfd_vms_output_short (abfd, 0);
451 _bfd_vms_output_long (abfd, (unsigned long)(section->index));
452 _bfd_vms_output_long (abfd,
453 (unsigned long) bfd_get_start_address (abfd));
454 _bfd_vms_output_long (abfd, 0);
457 _bfd_vms_output_end (abfd);