binutils/coffdump.c

   1 /* Coff file dumper.
   2    Copyright 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003
   3    Free Software Foundation, Inc.
   4
   5    This file is part of GNU Binutils.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or (at
  10    your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  20
  21 /* Written by Steve Chamberlain <sac@cygnus.com>
  22
  23    This module reads a type tree generated by coffgrok and prints
  24    it out so we can test the grokker.  */
  25
  26 #include "bfd.h"
  27 #include "libiberty.h"
  28
  29 #include "coffgrok.h"
  30 #include "bucomm.h"
  31 #include "getopt.h"
  32
  33 static int atnl;
  34
  35 static void tab (int);
  36 static void nl (void);
  37 static void dump_coff_lines (struct coff_line *);
  38 static void dump_coff_type (struct coff_type *);
  39 static void dump_coff_where (struct coff_where *);
  40 static void dump_coff_visible (struct coff_visible *);
  41 static void dump_coff_scope (struct coff_scope *);
  42 static void dump_coff_sfile (struct coff_sfile *);
  43 static void dump_coff_section (struct coff_section *);
  44 static void show_usage (FILE *, int);
  45 extern int main (int, char **);
  46
  47 static void
  48 tab (int x)
  49 {
  50   static int indent;
  51   int i;
  52
  53   if (atnl)
  54     {
  55       if (x < 0)
  56         {
  57           printf (")");
  58           indent += x;
  59
  60           return;
  61         }
  62       else
  63         {
  64           printf ("\n");
  65           atnl = 0;
  66         }
  67     }
  68
  69   if (x == -1)
  70     {
  71       for (i = 0; i < indent; i++)
  72         printf ("   ");
  73
  74       indent += x;
  75       printf (")");
  76       return;
  77     }
  78
  79   indent += x;
  80
  81   for (i = 0; i < indent; i++)
  82     printf ("   ");
  83
  84   if (x)
  85     {
  86       printf ("(");
  87     }
  88 }
  89
  90 static void
  91 nl (void)
  92 {
  93   atnl = 1;
  94 }
  95
  96 static void
  97 dump_coff_lines (struct coff_line *p)
  98 {
  99   int i;
 100   int online = 0;
 101
 102   tab (1);
 103   printf (_("#lines %d "),p->nlines);
 104
 105   for (i = 0; i < p->nlines; i++)
 106     {
 107       printf ("(%d 0x%x)", p->lines[i], p->addresses[i]);
 108
 109       online++;
 110
 111       if (online > 6)
 112         {
 113           nl ();
 114           tab (0);
 115           online = 0;
 116         }
 117     }
 118   nl ();
 119   tab (-1);
 120 }
 121
 122 static void
 123 dump_coff_type (struct coff_type *p)
 124 {
 125   tab (1);
 126   printf ("size %d ", p->size);
 127
 128   switch (p->type)
 129     {
 130     case coff_secdef_type:
 131       printf ("section definition at %x size %x\n",
 132               p->u.asecdef.address,
 133               p->u.asecdef.size);
 134       nl ();
 135       break;
 136     case coff_pointer_type:
 137       printf ("pointer to");
 138       nl ();
 139       dump_coff_type (p->u.pointer.points_to);
 140       break;
 141     case coff_array_type:
 142       printf ("array [%d] of", p->u.array.dim);
 143       nl ();
 144       dump_coff_type (p->u.array.array_of);
 145       break;
 146     case coff_function_type:
 147       printf ("function returning");
 148       nl ();
 149       dump_coff_type (p->u.function.function_returns);
 150       dump_coff_lines (p->u.function.lines);
 151       printf ("arguments");
 152       nl ();
 153       dump_coff_scope (p->u.function.parameters);
 154       tab (0);
 155       printf ("code");
 156       nl ();
 157       dump_coff_scope (p->u.function.code);
 158       tab(0);
 159       break;
 160     case coff_structdef_type:
 161       printf ("structure definition");
 162       nl ();
 163       dump_coff_scope (p->u.astructdef.elements);
 164       break;
 165     case coff_structref_type:
 166       if (!p->u.aenumref.ref)
 167         printf ("structure ref to UNKNOWN struct");
 168       else
 169         printf ("structure ref to %s", p->u.aenumref.ref->name);
 170       break;
 171     case coff_enumref_type:
 172       printf ("enum ref to %s", p->u.astructref.ref->name);
 173       break;
 174     case coff_enumdef_type:
 175       printf ("enum definition");
 176       nl ();
 177       dump_coff_scope (p->u.aenumdef.elements);
 178       break;
 179     case coff_basic_type:
 180       switch (p->u.basic)
 181         {
 182         case T_NULL:
 183           printf ("NULL");
 184           break;
 185         case T_VOID:
 186           printf ("VOID");
 187           break;
 188         case T_CHAR:
 189           printf ("CHAR");
 190           break;
 191         case T_SHORT:
 192           printf ("SHORT");
 193           break;
 194         case T_INT:
 195           printf ("INT ");
 196           break;
 197         case T_LONG:
 198           printf ("LONG");
 199           break;
 200         case T_FLOAT:
 201           printf ("FLOAT");
 202           break;
 203         case T_DOUBLE:
 204           printf ("DOUBLE");
 205           break;
 206         case T_STRUCT:
 207           printf ("STRUCT");
 208           break;
 209         case T_UNION:
 210           printf ("UNION");
 211           break;
 212         case T_ENUM:
 213           printf ("ENUM");
 214           break;
 215         case T_MOE:
 216           printf ("MOE ");
 217           break;
 218         case T_UCHAR:
 219           printf ("UCHAR");
 220           break;
 221         case T_USHORT:
 222           printf ("USHORT");
 223           break;
 224         case T_UINT:
 225           printf ("UINT");
 226           break;
 227         case T_ULONG:
 228           printf ("ULONG");
 229           break;
 230         case T_LNGDBL:
 231           printf ("LNGDBL");
 232           break;
 233         default:
 234           abort ();
 235         }
 236     }
 237   nl ();
 238   tab (-1);
 239 }
 240
 241 static void
 242 dump_coff_where (struct coff_where *p)
 243 {
 244   tab (1);
 245   switch (p->where)
 246     {
 247     case coff_where_stack:
 248       printf ("Stack offset %x", p->offset);
 249       break;
 250     case coff_where_memory:
 251       printf ("Memory section %s+%x", p->section->name, p->offset);
 252       break;
 253     case coff_where_register:
 254       printf ("Register %d", p->offset);
 255       break;
 256     case coff_where_member_of_struct:
 257       printf ("Struct Member offset %x", p->offset);
 258       break;
 259     case coff_where_member_of_enum:
 260       printf ("Enum Member offset %x", p->offset);
 261       break;
 262     case coff_where_unknown:
 263       printf ("Undefined symbol");
 264       break;
 265     case coff_where_strtag:
 266       printf ("STRTAG");
 267     case coff_where_entag:
 268       printf ("ENTAG");
 269       break;
 270     case coff_where_typedef:
 271       printf ("TYPEDEF");
 272       break;
 273     default:
 274       abort ();
 275     }
 276   nl ();
 277   tab (-1);
 278 }
 279
 280 static void
 281 dump_coff_visible (struct coff_visible *p)
 282 {
 283   tab (1);
 284   switch (p->type)
 285     {
 286     case coff_vis_ext_def:
 287       printf ("coff_vis_ext_def");
 288       break;
 289     case coff_vis_ext_ref:
 290       printf ("coff_vis_ext_ref");
 291       break;
 292     case coff_vis_int_def:
 293       printf ("coff_vis_int_def");
 294       break;
 295     case coff_vis_common:
 296       printf ("coff_vis_common");
 297       break;
 298     case coff_vis_auto:
 299       printf ("coff_vis_auto");
 300       break;
 301     case coff_vis_autoparam:
 302       printf ("coff_vis_autoparam");
 303       break;
 304     case coff_vis_regparam:
 305       printf ("coff_vis_regparam");
 306       break;
 307     case coff_vis_register:
 308       printf ("coff_vis_register");
 309       break;
 310     case coff_vis_tag:
 311       printf ("coff_vis_tag");
 312       break;
 313     case coff_vis_member_of_struct:
 314       printf ("coff_vis_member_of_struct");
 315       break;
 316     case coff_vis_member_of_enum:
 317       printf ("coff_vis_member_of_enum");
 318       break;
 319     default:
 320       abort ();
 321     }
 322   nl ();
 323   tab (-1);
 324 }
 325
 326 static void
 327 dump_coff_symbol (struct coff_symbol *p)
 328 {
 329   tab (1);
 330   printf ("List of symbols");
 331   nl ();
 332
 333   while (p)
 334     {
 335       tab (1);
 336       tab (1);
 337       printf ("Symbol  %s, tag %d, number %d", p->name, p->tag, p->number);
 338       nl ();
 339       tab (-1);
 340       tab (1);
 341       printf ("Type");
 342       nl ();
 343       dump_coff_type (p->type);
 344       tab (-1);
 345       tab (1);
 346       printf ("Where");
 347       dump_coff_where (p->where);
 348       tab (-1);
 349       tab (1);
 350       printf ("Visible");
 351       dump_coff_visible (p->visible);
 352       tab (-1);
 353       p = p->next;
 354       tab (-1);
 355     }
 356   tab (-1);
 357 }
 358
 359 static void
 360 dump_coff_scope (struct coff_scope *p)
 361 {
 362   if (p)
 363     {
 364       tab (1);
 365       printf ("List of blocks %lx ",(unsigned long) p);
 366
 367       if (p->sec)
 368         printf( "  %s %x..%x",  p->sec->name,p->offset, p->offset + p->size -1);
 369
 370       nl ();
 371       tab (0);
 372       printf ("*****************");
 373       nl ();
 374
 375       while (p)
 376         {
 377           tab (0);
 378           printf ("vars %d", p->nvars);
 379           nl ();
 380           dump_coff_symbol (p->vars_head);
 381           printf ("blocks");
 382           nl ();
 383           dump_coff_scope (p->list_head);
 384           nl ();
 385           p = p->next;
 386         }
 387
 388       tab (0);
 389       printf ("*****************");
 390       nl ();
 391       tab (-1);
 392     }
 393 }
 394
 395 static void
 396 dump_coff_sfile (struct coff_sfile *p)
 397 {
 398   tab (1);
 399   printf ("List of source files");
 400   nl ();
 401
 402   while (p)
 403     {
 404       tab (0);
 405       printf ("Source file %s", p->name);
 406       nl ();
 407       dump_coff_scope (p->scope);
 408       p = p->next;
 409     }
 410   tab (-1);
 411 }
 412
 413 static void
 414 dump_coff_section (struct coff_section *ptr)
 415 {
 416   int i;
 417
 418   tab (1);
 419   printf ("section %s %d %d address %x size %x number %d nrelocs %d",
 420           ptr->name, ptr->code, ptr->data, ptr->address,ptr->size,
 421           ptr->number, ptr->nrelocs);
 422   nl ();
 423
 424   for (i = 0; i < ptr->nrelocs; i++)
 425     {
 426       tab (0);
 427       printf ("(%x %s %x)",
 428               ptr->relocs[i].offset,
 429               ptr->relocs[i].symbol->name,
 430               ptr->relocs[i].addend);
 431       nl ();
 432     }
 433
 434   tab (-1);
 435 }
 436
 437 static void
 438 coff_dump (struct coff_ofile *ptr)
 439 {
 440   int i;
 441
 442   printf ("Coff dump");
 443   nl ();
 444   printf ("#souces %d", ptr->nsources);
 445   nl ();
 446   dump_coff_sfile (ptr->source_head);
 447
 448   for (i = 0; i < ptr->nsections; i++)
 449     dump_coff_section (ptr->sections + i);
 450 }
 451
 452 char * program_name;
 453
 454 static void
 455 show_usage (FILE *file, int status)
 456 {
 457   fprintf (file, _("Usage: %s [option(s)] in-file\n"), program_name);
 458   fprintf (file, _(" Print a human readable interpretation of a SYSROFF object file\n"));
 459   fprintf (file, _(" The options are:\n\
 460   -h --help              Display this information\n\
 461   -v --version           Display the program's version\n\
 462 \n"));
 463
 464   if (status == 0)
 465     fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
 466
 467   exit (status);
 468 }
 469
 470 int
 471 main (int ac, char **av)
 472 {
 473   bfd *abfd;
 474   struct coff_ofile *tree;
 475   char **matching;
 476   char *input_file = NULL;
 477   int opt;
 478   static struct option long_options[] =
 479     {
 480       { "help", no_argument, 0, 'h' },
 481       { "version", no_argument, 0, 'V' },
 482       { NULL, no_argument, 0, 0 }
 483     };
 484
 485 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
 486   setlocale (LC_MESSAGES, "");
 487 #endif
 488 #if defined (HAVE_SETLOCALE)
 489   setlocale (LC_CTYPE, "");
 490 #endif
 491   bindtextdomain (PACKAGE, LOCALEDIR);
 492   textdomain (PACKAGE);
 493
 494   program_name = av[0];
 495   xmalloc_set_program_name (program_name);
 496
 497   while ((opt = getopt_long (ac, av, "HhVv", long_options,
 498                              (int *) NULL))
 499          != EOF)
 500     {
 501       switch (opt)
 502         {
 503         case 'H':
 504         case 'h':
 505           show_usage (stdout, 0);
 506           break;
 507         case 'v':
 508         case 'V':
 509           print_version ("coffdump");
 510           exit (0);
 511         case 0:
 512           break;
 513         default:
 514           show_usage (stderr, 1);
 515           break;
 516         }
 517     }
 518
 519   if (optind < ac)
 520     {
 521       input_file = av[optind];
 522     }
 523
 524   if (!input_file)
 525     fatal (_("no input file specified"));
 526
 527   abfd = bfd_openr (input_file, 0);
 528
 529   if (!abfd)
 530     bfd_fatal (input_file);
 531
 532   if (! bfd_check_format_matches (abfd, bfd_object, &matching))
 533     {
 534       bfd_nonfatal (input_file);
 535
 536       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
 537         {
 538           list_matching_formats (matching);
 539           free (matching);
 540         }
 541       exit (1);
 542     }
 543
 544   tree = coff_grok (abfd);
 545
 546   coff_dump (tree);
 547   printf ("\n");
 548
 549   return 0;
 550 }