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, 2002, 2003, 2005, 2006,
4 2007 Free Software Foundation, Inc.
6 HDR record handling functions
7 EMH record handling functions
9 EOM record handling functions
10 EEOM record handling functions
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; either version 2 of the License, or
17 (at your option) any later version.
19 This program is distributed in the hope that it will be useful,
20 but WITHOUT ANY WARRANTY; without even the implied warranty of
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 GNU General Public License for more details.
24 You should have received a copy of the GNU General Public License
25 along with this program; if not, write to the Free Software
26 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
32 #include "safe-ctype.h"
41 /* Read & process emh record
42 return 0 on success, -1 on error. */
45 _bfd_vms_slurp_hdr (bfd *abfd, int 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);
77 PRIV (hdr_data).hdr_b_strlvl = vms_rec[2];
78 PRIV (hdr_data).hdr_l_recsiz = bfd_getl16 (vms_rec + 3);
79 PRIV (hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 5);
80 ptr = vms_rec + 5 + vms_rec[5] + 1;
81 PRIV (hdr_data).hdr_t_version = _bfd_vms_save_counted_string (ptr);
83 PRIV (hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
87 PRIV (hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 2));
91 PRIV (hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 2));
95 PRIV (hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 2));
98 case EMH_S_C_MHD + EVAX_OFFSET:
100 PRIV (hdr_data).hdr_b_strlvl = vms_rec[6];
101 PRIV (hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8);
102 PRIV (hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12);
103 PRIV (hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16);
104 PRIV (hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 20);
105 ptr = vms_rec + 20 + vms_rec[20] + 1;
106 PRIV (hdr_data).hdr_t_version =_bfd_vms_save_counted_string (ptr);
108 PRIV (hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
111 case EMH_S_C_LNM + EVAX_OFFSET:
112 PRIV (hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 6));
115 case EMH_S_C_SRC + EVAX_OFFSET:
116 PRIV (hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 6));
119 case EMH_S_C_TTL + EVAX_OFFSET:
120 PRIV (hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 6));
126 case EMH_S_C_CPR + EVAX_OFFSET:
127 case EMH_S_C_MTC + EVAX_OFFSET:
128 case EMH_S_C_GTX + EVAX_OFFSET:
132 bfd_set_error (bfd_error_wrong_format);
139 /* Output routines. */
141 /* Manufacture a VMS like time on a unix based system.
142 stolen from obj-vms.c. */
144 static unsigned char *
145 get_vms_time_string (void)
147 static unsigned char tbuf[18];
155 pnt = ctime (&timeb);
161 sprintf ((char *) tbuf, "%2s-%3s-%s %s",
162 pnt + 8, pnt + 4, pnt + 20, pnt + 11);
170 Descriptor.Size = 17;
171 Descriptor.Ptr = tbuf;
172 SYS$ASCTIM (0, &Descriptor, 0, 0);
176 vms_debug (6, "vmstimestring:'%s'\n", tbuf);
182 /* Write object header for bfd abfd. */
185 _bfd_vms_write_hdr (bfd *abfd, int objtype)
193 vms_debug (2, "vms_write_hdr (%p)\n", abfd);
196 _bfd_vms_output_alignment (abfd, 2);
199 if (objtype != OBJ_S_C_HDR)
201 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_MHD);
202 _bfd_vms_output_short (abfd, EOBJ_S_C_STRLVL);
203 _bfd_vms_output_long (abfd, 0);
204 _bfd_vms_output_long (abfd, 0);
205 _bfd_vms_output_long (abfd, MAX_OUTREC_SIZE);
208 if (bfd_get_filename (abfd) != 0)
210 /* Strip path and suffix information. */
211 char *fname, *fout, *fptr;
213 fptr = bfd_get_filename (abfd);
214 fname = alloca (strlen (fptr) + 1);
215 strcpy (fname, fptr);
216 fout = strrchr (fname, ']');
218 fout = strchr (fname, ':');
224 /* Strip .obj suffix. */
225 fptr = strrchr (fname, '.');
227 && (strcasecmp (fptr, ".OBJ") == 0))
233 *fptr = TOUPPER (*fptr);
236 || ((fptr - fout) > 31))
239 _bfd_vms_output_counted (abfd, fout);
242 _bfd_vms_output_counted (abfd, "NONAME");
244 _bfd_vms_output_counted (abfd, BFD_VERSION_STRING);
245 _bfd_vms_output_dump (abfd, get_vms_time_string (), 17);
246 _bfd_vms_output_fill (abfd, 0, 17);
247 _bfd_vms_output_flush (abfd);
250 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_LNM);
251 _bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("GAS proGIS"));
252 _bfd_vms_output_flush (abfd);
255 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC);
257 for (symnum = 0; symnum < abfd->symcount; symnum++)
259 symbol = abfd->outsymbols[symnum];
261 if (symbol->flags & BSF_FILE)
263 if (CONST_STRNEQ ((char *)symbol->name, "<CASE:"))
265 PRIV (flag_hash_long_names) = symbol->name[6] - '0';
266 PRIV (flag_show_after_trunc) = symbol->name[7] - '0';
274 _bfd_vms_output_dump (abfd, (unsigned char *) symbol->name,
275 (int) strlen (symbol->name));
282 if (symnum == abfd->symcount)
283 _bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("noname"));
285 _bfd_vms_output_flush (abfd);
288 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_TTL);
289 _bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("TTL"));
290 _bfd_vms_output_flush (abfd);
293 _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR);
294 _bfd_vms_output_dump (abfd,
295 (unsigned char *)"GNU BFD ported by Klaus Kämpf 1994-1996",
297 _bfd_vms_output_flush (abfd);
302 /* Process EOM/EEOM record
303 return 0 on success, -1 on error. */
306 _bfd_vms_slurp_eom (bfd *abfd, int objtype)
308 unsigned char *vms_rec;
311 vms_debug(2, "EOM/EEOM\n");
314 vms_rec = PRIV (vms_rec);
316 if ((objtype == OBJ_S_C_EOM)
317 || (objtype == OBJ_S_C_EOMW))
322 PRIV (eom_data).eom_l_total_lps = bfd_getl32 (vms_rec + 4);
323 PRIV (eom_data).eom_b_comcod = *(vms_rec + 8);
325 if (PRIV (eom_data).eom_b_comcod > 1)
327 (*_bfd_error_handler) (_("Object module NOT error-free !\n"));
328 bfd_set_error (bfd_error_bad_value);
331 PRIV (eom_data).eom_has_transfer = FALSE;
332 if (PRIV (rec_size) > 10)
334 PRIV (eom_data).eom_has_transfer = TRUE;
335 PRIV (eom_data).eom_b_tfrflg = *(vms_rec + 9);
336 PRIV (eom_data).eom_l_psindx = bfd_getl32 (vms_rec + 12);
337 PRIV (eom_data).eom_l_tfradr = bfd_getl32 (vms_rec + 16);
339 abfd->start_address = PRIV (eom_data).eom_l_tfradr;
345 /* Write eom record for bfd abfd. */
348 _bfd_vms_write_eom (bfd *abfd, int objtype)
351 vms_debug (2, "vms_write_eom (%p, %d)\n", abfd, objtype);
354 _bfd_vms_output_begin (abfd, objtype, -1);
355 _bfd_vms_output_long (abfd, (unsigned long) (PRIV (vms_linkage_index) >> 1));
356 _bfd_vms_output_byte (abfd, 0); /* Completion code. */
357 _bfd_vms_output_byte (abfd, 0); /* Fill byte. */
359 if (bfd_get_start_address (abfd) != (bfd_vma)-1)
363 section = bfd_get_section_by_name (abfd, ".link");
366 bfd_set_error (bfd_error_nonrepresentable_section);
369 _bfd_vms_output_short (abfd, 0);
370 _bfd_vms_output_long (abfd, (unsigned long) (section->index));
371 _bfd_vms_output_long (abfd,
372 (unsigned long) bfd_get_start_address (abfd));
373 _bfd_vms_output_long (abfd, 0);
376 _bfd_vms_output_end (abfd);