binutils/coffdump.c

   1 /* Coff file dumper.
   2    Copyright 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007
   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 "sysdep.h"
  27 #include "bfd.h"
  28 #include "libiberty.h"
  29 #include "bucomm.h"
  30
  31 #include "coffgrok.h"
  32 #include "getopt.h"
  33
  34 static int atnl;
  35
  36 static void tab (int);
  37 static void nl (void);
  38 static void dump_coff_lines (struct coff_line *);
  39 static void dump_coff_type (struct coff_type *);
  40 static void dump_coff_where (struct coff_where *);
  41 static void dump_coff_visible (struct coff_visible *);
  42 static void dump_coff_scope (struct coff_scope *);
  43 static void dump_coff_sfile (struct coff_sfile *);
  44 static void dump_coff_section (struct coff_section *);
  45 static void show_usage (FILE *, int);
  46 extern int main (int, char **);
  47
  48 static void
  49 tab (int x)
  50 {
  51   static int indent;
  52   int i;
  53
  54   if (atnl)
  55     {
  56       if (x < 0)
  57         {
  58           printf (")");
  59           indent += x;
  60
  61           return;
  62         }
  63       else
  64         {
  65           printf ("\n");
  66           atnl = 0;
  67         }
  68     }
  69
  70   if (x == -1)
  71     {
  72       for (i = 0; i < indent; i++)
  73         printf ("   ");
  74
  75       indent += x;
  76       printf (")");
  77       return;
  78     }
  79
  80   indent += x;
  81
  82   for (i = 0; i < indent; i++)
  83     printf ("   ");
  84
  85   if (x)
  86     {
  87       printf ("(");
  88     }
  89 }
  90
  91 static void
  92 nl (void)
  93 {
  94   atnl = 1;
  95 }
  96
  97 static void
  98 dump_coff_lines (struct coff_line *p)
  99 {
 100   int i;
 101   int online = 0;
 102
 103   tab (1);
 104   printf (_("#lines %d "),p->nlines);
 105
 106   for (i = 0; i < p->nlines; i++)
 107     {
 108       printf ("(%d 0x%x)", p->lines[i], p->addresses[i]);
 109
 110       online++;
 111
 112       if (online > 6)
 113         {
 114           nl ();
 115           tab (0);
 116           online = 0;
 117         }
 118     }
 119   nl ();
 120   tab (-1);
 121 }
 122
 123 static void
 124 dump_coff_type (struct coff_type *p)
 125 {
 126   tab (1);
 127   printf ("size %d ", p->size);
 128
 129   switch (p->type)
 130     {
 131     case coff_secdef_type:
 132       printf ("section definition at %x size %x\n",
 133               p->u.asecdef.address,
 134               p->u.asecdef.size);
 135       nl ();
 136       break;
 137     case coff_pointer_type:
 138       printf ("pointer to");
 139       nl ();
 140       dump_coff_type (p->u.pointer.points_to);
 141       break;
 142     case coff_array_type:
 143       printf ("array [%d] of", p->u.array.dim);
 144       nl ();
 145       dump_coff_type (p->u.array.array_of);
 146       break;
 147     case coff_function_type:
 148       printf ("function returning");
 149       nl ();
 150       dump_coff_type (p->u.function.function_returns);
 151       dump_coff_lines (p->u.function.lines);
 152       printf ("arguments");
 153       nl ();
 154       dump_coff_scope (p->u.function.parameters);
 155       tab (0);
 156       printf ("code");
 157       nl ();
 158       dump_coff_scope (p->u.function.code);
 159       tab(0);
 160       break;
 161     case coff_structdef_type:
 162       printf ("structure definition");
 163       nl ();
 164       dump_coff_scope (p->u.astructdef.elements);
 165       break;
 166     case coff_structref_type:
 167       if (!p->u.aenumref.ref)
 168         printf ("structure ref to UNKNOWN struct");
 169       else
 170         printf ("structure ref to %s", p->u.aenumref.ref->name);
 171       break;
 172     case coff_enumref_type:
 173       printf ("enum ref to %s", p->u.astructref.ref->name);
 174       break;
 175     case coff_enumdef_type:
 176       printf ("enum definition");
 177       nl ();
 178       dump_coff_scope (p->u.aenumdef.elements);
 179       break;
 180     case coff_basic_type:
 181       switch (p->u.basic)
 182         {
 183         case T_NULL:
 184           printf ("NULL");
 185           break;
 186         case T_VOID:
 187           printf ("VOID");
 188           break;
 189         case T_CHAR:
 190           printf ("CHAR");
 191           break;
 192         case T_SHORT:
 193           printf ("SHORT");
 194           break;
 195         case T_INT:
 196           printf ("INT ");
 197           break;
 198         case T_LONG:
 199           printf ("LONG");
 200           break;
 201         case T_FLOAT:
 202           printf ("FLOAT");
 203           break;
 204         case T_DOUBLE:
 205           printf ("DOUBLE");
 206           break;
 207         case T_STRUCT:
 208           printf ("STRUCT");
 209           break;
 210         case T_UNION:
 211           printf ("UNION");
 212           break;
 213         case T_ENUM:
 214           printf ("ENUM");
 215           break;
 216         case T_MOE:
 217           printf ("MOE ");
 218           break;
 219         case T_UCHAR:
 220           printf ("UCHAR");
 221           break;
 222         case T_USHORT:
 223           printf ("USHORT");
 224           break;
 225         case T_UINT:
 226           printf ("UINT");
 227           break;
 228         case T_ULONG:
 229           printf ("ULONG");
 230           break;
 231         case T_LNGDBL:
 232           printf ("LNGDBL");
 233           break;
 234         default:
 235           abort ();
 236         }
 237     }
 238   nl ();
 239   tab (-1);
 240 }
 241
 242 static void
 243 dump_coff_where (struct coff_where *p)
 244 {
 245   tab (1);
 246   switch (p->where)
 247     {
 248     case coff_where_stack:
 249       printf ("Stack offset %x", p->offset);
 250       break;
 251     case coff_where_memory:
 252       printf ("Memory section %s+%x", p->section->name, p->offset);
 253       break;
 254     case coff_where_register:
 255       printf ("Register %d", p->offset);
 256       break;
 257     case coff_where_member_of_struct:
 258       printf ("Struct Member offset %x", p->offset);
 259       break;
 260     case coff_where_member_of_enum:
 261       printf ("Enum Member offset %x", p->offset);
 262       break;
 263     case coff_where_unknown:
 264       printf ("Undefined symbol");
 265       break;
 266     case coff_where_strtag:
 267       printf ("STRTAG");
 268     case coff_where_entag:
 269       printf ("ENTAG");
 270       break;
 271     case coff_where_typedef:
 272       printf ("TYPEDEF");
 273       break;
 274     default:
 275       abort ();
 276     }
 277   nl ();
 278   tab (-1);
 279 }
 280
 281 static void
 282 dump_coff_visible (struct coff_visible *p)
 283 {
 284   tab (1);
 285   switch (p->type)
 286     {
 287     case coff_vis_ext_def:
 288       printf ("coff_vis_ext_def");
 289       break;
 290     case coff_vis_ext_ref:
 291       printf ("coff_vis_ext_ref");
 292       break;
 293     case coff_vis_int_def:
 294       printf ("coff_vis_int_def");
 295       break;
 296     case coff_vis_common:
 297       printf ("coff_vis_common");
 298       break;
 299     case coff_vis_auto:
 300       printf ("coff_vis_auto");
 301       break;
 302     case coff_vis_autoparam:
 303       printf ("coff_vis_autoparam");
 304       break;
 305     case coff_vis_regparam:
 306       printf ("coff_vis_regparam");
 307       break;
 308     case coff_vis_register:
 309       printf ("coff_vis_register");
 310       break;
 311     case coff_vis_tag:
 312       printf ("coff_vis_tag");
 313       break;
 314     case coff_vis_member_of_struct:
 315       printf ("coff_vis_member_of_struct");
 316       break;
 317     case coff_vis_member_of_enum:
 318       printf ("coff_vis_member_of_enum");
 319       break;
 320     default:
 321       abort ();
 322     }
 323   nl ();
 324   tab (-1);
 325 }
 326
 327 static void
 328 dump_coff_symbol (struct coff_symbol *p)
 329 {
 330   tab (1);
 331   printf ("List of symbols");
 332   nl ();
 333
 334   while (p)
 335     {
 336       tab (1);
 337       tab (1);
 338       printf ("Symbol  %s, tag %d, number %d", p->name, p->tag, p->number);
 339       nl ();
 340       tab (-1);
 341       tab (1);
 342       printf ("Type");
 343       nl ();
 344       dump_coff_type (p->type);
 345       tab (-1);
 346       tab (1);
 347       printf ("Where");
 348       dump_coff_where (p->where);
 349       tab (-1);
 350       tab (1);
 351       printf ("Visible");
 352       dump_coff_visible (p->visible);
 353       tab (-1);
 354       p = p->next;
 355       tab (-1);
 356     }
 357   tab (-1);
 358 }
 359
 360 static void
 361 dump_coff_scope (struct coff_scope *p)
 362 {
 363   if (p)
 364     {
 365       tab (1);
 366       printf ("List of blocks %lx ",(unsigned long) p);
 367
 368       if (p->sec)
 369         printf( "  %s %x..%x",  p->sec->name,p->offset, p->offset + p->size -1);
 370
 371       nl ();
 372       tab (0);
 373       printf ("*****************");
 374       nl ();
 375
 376       while (p)
 377         {
 378           tab (0);
 379           printf ("vars %d", p->nvars);
 380           nl ();
 381           dump_coff_symbol (p->vars_head);
 382           printf ("blocks");
 383           nl ();
 384           dump_coff_scope (p->list_head);
 385           nl ();
 386           p = p->next;
 387         }
 388
 389       tab (0);
 390       printf ("*****************");
 391       nl ();
 392       tab (-1);
 393     }
 394 }
 395
 396 static void
 397 dump_coff_sfile (struct coff_sfile *p)
 398 {
 399   tab (1);
 400   printf ("List of source files");
 401   nl ();
 402
 403   while (p)
 404     {
 405       tab (0);
 406       printf ("Source file %s", p->name);
 407       nl ();
 408       dump_coff_scope (p->scope);
 409       p = p->next;
 410     }
 411   tab (-1);
 412 }
 413
 414 static void
 415 dump_coff_section (struct coff_section *ptr)
 416 {
 417   int i;
 418
 419   tab (1);
 420   printf ("section %s %d %d address %x size %x number %d nrelocs %d",
 421           ptr->name, ptr->code, ptr->data, ptr->address,ptr->size,
 422           ptr->number, ptr->nrelocs);
 423   nl ();
 424
 425   for (i = 0; i < ptr->nrelocs; i++)
 426     {
 427       tab (0);
 428       printf ("(%x %s %x)",
 429               ptr->relocs[i].offset,
 430               ptr->relocs[i].symbol->name,
 431               ptr->relocs[i].addend);
 432       nl ();
 433     }
 434
 435   tab (-1);
 436 }
 437
 438 static void
 439 coff_dump (struct coff_ofile *ptr)
 440 {
 441   int i;
 442
 443   printf ("Coff dump");
 444   nl ();
 445   printf ("#souces %d", ptr->nsources);
 446   nl ();
 447   dump_coff_sfile (ptr->source_head);
 448
 449   for (i = 0; i < ptr->nsections; i++)
 450     dump_coff_section (ptr->sections + i);
 451 }
 452
 453 char * program_name;
 454
 455 static void
 456 show_usage (FILE *file, int status)
 457 {
 458   fprintf (file, _("Usage: %s [option(s)] in-file\n"), program_name);
 459   fprintf (file, _(" Print a human readable interpretation of a SYSROFF object file\n"));
 460   fprintf (file, _(" The options are:\n\
 461   @<file>                Read options from <file>\n\
 462   -h --help              Display this information\n\
 463   -v --version           Display the program's version\n\
 464 \n"));
 465
 466   if (REPORT_BUGS_TO[0] && status == 0)
 467     fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
 468
 469   exit (status);
 470 }
 471
 472 int
 473 main (int ac, char **av)
 474 {
 475   bfd *abfd;
 476   struct coff_ofile *tree;
 477   char **matching;
 478   char *input_file = NULL;
 479   int opt;
 480   static struct option long_options[] =
 481     {
 482       { "help", no_argument, 0, 'h' },
 483       { "version", no_argument, 0, 'V' },
 484       { NULL, no_argument, 0, 0 }
 485     };
 486
 487 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
 488   setlocale (LC_MESSAGES, "");
 489 #endif
 490 #if defined (HAVE_SETLOCALE)
 491   setlocale (LC_CTYPE, "");
 492 #endif
 493   bindtextdomain (PACKAGE, LOCALEDIR);
 494   textdomain (PACKAGE);
 495
 496   program_name = av[0];
 497   xmalloc_set_program_name (program_name);
 498
 499   expandargv (&ac, &av);
 500
 501   while ((opt = getopt_long (ac, av, "HhVv", long_options,
 502                              (int *) NULL))
 503          != EOF)
 504     {
 505       switch (opt)
 506         {
 507         case 'H':
 508         case 'h':
 509           show_usage (stdout, 0);
 510           break;
 511         case 'v':
 512         case 'V':
 513           print_version ("coffdump");
 514           exit (0);
 515         case 0:
 516           break;
 517         default:
 518           show_usage (stderr, 1);
 519           break;
 520         }
 521     }
 522
 523   if (optind < ac)
 524     {
 525       input_file = av[optind];
 526     }
 527
 528   if (!input_file)
 529     fatal (_("no input file specified"));
 530
 531   abfd = bfd_openr (input_file, 0);
 532
 533   if (!abfd)
 534     bfd_fatal (input_file);
 535
 536   if (! bfd_check_format_matches (abfd, bfd_object, &matching))
 537     {
 538       bfd_nonfatal (input_file);
 539
 540       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
 541         {
 542           list_matching_formats (matching);
 543           free (matching);
 544         }
 545       exit (1);
 546     }
 547
 548   tree = coff_grok (abfd);
 549
 550   coff_dump (tree);
 551   printf ("\n");
 552
 553   return 0;
 554 }