| 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. |
| 4 | |
| 5 | HDR record handling functions |
| 6 | EMH record handling functions |
| 7 | and |
| 8 | EOM record handling functions |
| 9 | EEOM record handling functions |
| 10 | |
| 11 | Written by Klaus K"ampf (kkaempf@rmi.de) |
| 12 | |
| 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. |
| 17 | |
| 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. |
| 22 | |
| 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. */ |
| 26 | |
| 27 | #include <ctype.h> |
| 28 | |
| 29 | #include "bfd.h" |
| 30 | #include "sysdep.h" |
| 31 | #include "bfdlink.h" |
| 32 | #include "libbfd.h" |
| 33 | |
| 34 | #include "vms.h" |
| 35 | |
| 36 | #ifdef HAVE_ALLOCA_H |
| 37 | #include <alloca.h> |
| 38 | #endif |
| 39 | /*---------------------------------------------------------------------------*/ |
| 40 | |
| 41 | /* Read & process emh record |
| 42 | return 0 on success, -1 on error */ |
| 43 | |
| 44 | int |
| 45 | _bfd_vms_slurp_hdr (abfd, objtype) |
| 46 | bfd *abfd; |
| 47 | int objtype; |
| 48 | { |
| 49 | unsigned char *ptr; |
| 50 | unsigned char *vms_rec; |
| 51 | int subtype; |
| 52 | |
| 53 | vms_rec = PRIV(vms_rec); |
| 54 | |
| 55 | #if VMS_DEBUG |
| 56 | vms_debug(2, "HDR/EMH\n"); |
| 57 | #endif |
| 58 | |
| 59 | switch (objtype) |
| 60 | { |
| 61 | case OBJ_S_C_HDR: |
| 62 | subtype = vms_rec[1]; |
| 63 | break; |
| 64 | case EOBJ_S_C_EMH: |
| 65 | subtype = bfd_getl16 (vms_rec + 4) + EVAX_OFFSET; |
| 66 | break; |
| 67 | default: |
| 68 | subtype = -1; |
| 69 | } |
| 70 | |
| 71 | #if VMS_DEBUG |
| 72 | vms_debug(3, "subtype %d\n", subtype); |
| 73 | #endif |
| 74 | |
| 75 | switch (subtype) |
| 76 | { |
| 77 | |
| 78 | case MHD_S_C_MHD: |
| 79 | /* |
| 80 | * module header |
| 81 | */ |
| 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); |
| 87 | ptr += *ptr + 1; |
| 88 | PRIV(hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17); |
| 89 | |
| 90 | break; |
| 91 | |
| 92 | case MHD_S_C_LNM: |
| 93 | /* |
| 94 | * |
| 95 | */ |
| 96 | PRIV(hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2)); |
| 97 | break; |
| 98 | |
| 99 | case MHD_S_C_SRC: |
| 100 | /* |
| 101 | * |
| 102 | */ |
| 103 | PRIV(hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2)); |
| 104 | break; |
| 105 | |
| 106 | case MHD_S_C_TTL: |
| 107 | /* |
| 108 | * |
| 109 | */ |
| 110 | PRIV(hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-2)); |
| 111 | break; |
| 112 | |
| 113 | case MHD_S_C_CPR: |
| 114 | /* |
| 115 | * |
| 116 | */ |
| 117 | break; |
| 118 | |
| 119 | case MHD_S_C_MTC: |
| 120 | /* |
| 121 | * |
| 122 | */ |
| 123 | break; |
| 124 | |
| 125 | case MHD_S_C_GTX: |
| 126 | /* |
| 127 | * |
| 128 | */ |
| 129 | break; |
| 130 | |
| 131 | case EMH_S_C_MHD + EVAX_OFFSET: |
| 132 | /* |
| 133 | * module header |
| 134 | */ |
| 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); |
| 144 | ptr += *ptr + 1; |
| 145 | PRIV(hdr_data).hdr_t_date = |
| 146 | _bfd_vms_save_sized_string (ptr, 17); |
| 147 | |
| 148 | break; |
| 149 | |
| 150 | case EMH_S_C_LNM + EVAX_OFFSET: |
| 151 | /* |
| 152 | * |
| 153 | */ |
| 154 | PRIV(hdr_data).hdr_c_lnm = |
| 155 | _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6)); |
| 156 | break; |
| 157 | |
| 158 | case EMH_S_C_SRC + EVAX_OFFSET: |
| 159 | /* |
| 160 | * |
| 161 | */ |
| 162 | PRIV(hdr_data).hdr_c_src = |
| 163 | _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6)); |
| 164 | break; |
| 165 | |
| 166 | case EMH_S_C_TTL + EVAX_OFFSET: |
| 167 | /* |
| 168 | * |
| 169 | */ |
| 170 | PRIV(hdr_data).hdr_c_ttl = |
| 171 | _bfd_vms_save_sized_string (vms_rec, PRIV(rec_length-6)); |
| 172 | break; |
| 173 | |
| 174 | case EMH_S_C_CPR + EVAX_OFFSET: |
| 175 | /* |
| 176 | * |
| 177 | */ |
| 178 | break; |
| 179 | |
| 180 | case EMH_S_C_MTC + EVAX_OFFSET: |
| 181 | /* |
| 182 | * |
| 183 | */ |
| 184 | break; |
| 185 | |
| 186 | case EMH_S_C_GTX + EVAX_OFFSET: |
| 187 | /* |
| 188 | * |
| 189 | */ |
| 190 | break; |
| 191 | |
| 192 | default: |
| 193 | bfd_set_error (bfd_error_wrong_format); |
| 194 | return -1; |
| 195 | |
| 196 | } /* switch */ |
| 197 | |
| 198 | return 0; |
| 199 | } |
| 200 | |
| 201 | /*-----------------------------------------------------------------------------*/ |
| 202 | /* Output routines. */ |
| 203 | |
| 204 | /* Manufacure a VMS like time on a unix based system. |
| 205 | stolen from obj-vms.c */ |
| 206 | |
| 207 | static unsigned char * |
| 208 | get_vms_time_string () |
| 209 | { |
| 210 | static unsigned char tbuf[18]; |
| 211 | #ifndef VMS |
| 212 | #include <time.h> |
| 213 | |
| 214 | char *pnt; |
| 215 | time_t timeb; |
| 216 | time (&timeb); |
| 217 | pnt = ctime (&timeb); |
| 218 | pnt[3] = 0; |
| 219 | pnt[7] = 0; |
| 220 | pnt[10] = 0; |
| 221 | pnt[16] = 0; |
| 222 | pnt[24] = 0; |
| 223 | sprintf (tbuf, "%2s-%3s-%s %s", pnt + 8, pnt + 4, pnt + 20, pnt + 11); |
| 224 | #else |
| 225 | #include <starlet.h> |
| 226 | struct |
| 227 | { |
| 228 | int Size; |
| 229 | unsigned char *Ptr; |
| 230 | } Descriptor; |
| 231 | Descriptor.Size = 17; |
| 232 | Descriptor.Ptr = tbuf; |
| 233 | SYS$ASCTIM (0, &Descriptor, 0, 0); |
| 234 | #endif /* not VMS */ |
| 235 | |
| 236 | #if VMS_DEBUG |
| 237 | vms_debug (6, "vmstimestring:'%s'\n", tbuf); |
| 238 | #endif |
| 239 | |
| 240 | return tbuf; |
| 241 | } |
| 242 | |
| 243 | /* write object header for bfd abfd */ |
| 244 | |
| 245 | int |
| 246 | _bfd_vms_write_hdr (abfd, objtype) |
| 247 | bfd *abfd; |
| 248 | int objtype; |
| 249 | { |
| 250 | asymbol *symbol; |
| 251 | unsigned int symnum; |
| 252 | int had_case = 0; |
| 253 | int had_file = 0; |
| 254 | |
| 255 | #if VMS_DEBUG |
| 256 | vms_debug (2, "vms_write_hdr (%p)\n", abfd); |
| 257 | #endif |
| 258 | |
| 259 | _bfd_vms_output_alignment (abfd, 2); |
| 260 | |
| 261 | /* MHD */ |
| 262 | |
| 263 | if (objtype == OBJ_S_C_HDR) |
| 264 | { |
| 265 | } |
| 266 | else |
| 267 | { |
| 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); |
| 273 | } |
| 274 | |
| 275 | if (bfd_get_filename (abfd) != 0) |
| 276 | { |
| 277 | /* strip path and suffix information */ |
| 278 | |
| 279 | char *fname, *fout, *fptr; |
| 280 | |
| 281 | fptr = bfd_get_filename (abfd); |
| 282 | fname = (char *) alloca (strlen (fptr) + 1); |
| 283 | strcpy (fname, fptr); |
| 284 | fout = strrchr (fname, ']'); |
| 285 | if (fout == 0) |
| 286 | fout = strchr (fname, ':'); |
| 287 | if (fout != 0) |
| 288 | fout++; |
| 289 | else |
| 290 | fout = fname; |
| 291 | |
| 292 | /* strip .obj suffix */ |
| 293 | |
| 294 | fptr = strrchr (fname, '.'); |
| 295 | if ((fptr != 0) |
| 296 | && (strcasecmp (fptr, ".OBJ") == 0)) |
| 297 | *fptr = 0; |
| 298 | |
| 299 | fptr = fout; |
| 300 | while (*fptr != 0) |
| 301 | { |
| 302 | if (islower (*fptr)) |
| 303 | *fptr = toupper (*fptr); |
| 304 | fptr++; |
| 305 | if ((*fptr == ';') |
| 306 | || ((fptr - fout) > 31)) |
| 307 | *fptr = 0; |
| 308 | } |
| 309 | _bfd_vms_output_counted (abfd, fout); |
| 310 | } |
| 311 | else |
| 312 | _bfd_vms_output_counted (abfd, "NONAME"); |
| 313 | |
| 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); |
| 318 | |
| 319 | /* LMN */ |
| 320 | |
| 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); |
| 324 | |
| 325 | /* SRC */ |
| 326 | |
| 327 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC); |
| 328 | |
| 329 | for (symnum = 0; symnum < abfd->symcount; symnum++) |
| 330 | { |
| 331 | symbol = abfd->outsymbols[symnum]; |
| 332 | |
| 333 | if (symbol->flags & BSF_FILE) |
| 334 | { |
| 335 | if (strncmp ((char *)symbol->name, "<CASE:", 6) == 0) |
| 336 | { |
| 337 | PRIV(flag_hash_long_names) = symbol->name[6] - '0'; |
| 338 | PRIV(flag_show_after_trunc) = symbol->name[7] - '0'; |
| 339 | |
| 340 | if (had_file) |
| 341 | break; |
| 342 | had_case = 1; |
| 343 | continue; |
| 344 | } |
| 345 | |
| 346 | _bfd_vms_output_dump (abfd, (unsigned char *)symbol->name, strlen (symbol->name)); |
| 347 | if (had_case) |
| 348 | break; |
| 349 | had_file = 1; |
| 350 | } |
| 351 | } |
| 352 | |
| 353 | if (symnum == abfd->symcount) |
| 354 | _bfd_vms_output_dump (abfd, (unsigned char *)"noname", 6); |
| 355 | |
| 356 | _bfd_vms_output_flush (abfd); |
| 357 | |
| 358 | /* TTL */ |
| 359 | |
| 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); |
| 363 | |
| 364 | /* CPR */ |
| 365 | |
| 366 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR); |
| 367 | _bfd_vms_output_dump (abfd, |