binutils/coffdump.c

   1 /* Coff file dumper.
   2    Copyright (C) 1994, 1998 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Binutils.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 /* Written by Steve Chamberlain <sac@cygnus.com>
  21
  22    This module reads a type tree generated by coffgrok and prints
  23    it out so we can test the grokker.
  24 */
  25
  26 #include <bfd.h>
  27 #include <getopt.h>
  28 #include <libiberty.h>
  29
  30 #include "coffgrok.h"
  31 #include "bucomm.h"
  32
  33 #define PROGRAM_VERSION "1.0"
  34
  35 char *xcalloc(a,b)
  36 int a;
  37 int b;
  38 {
  39   char *r = xmalloc(a*b);
  40   memset (r, 0, a * b);
  41   return r;
  42 }
  43
  44 static int atnl;
  45 static void dump_coff_scope ();
  46
  47 static void
  48 tab (x)
  49 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 nl ()
  92 {
  93   atnl = 1;
  94 }
  95
  96 static void
  97 dump_coff_lines (p)
  98      struct coff_line *p;
  99 {
 100   int i;
 101   int online = 0;
 102   tab(1);
 103   printf(_("#lines %d "),p->nlines);
 104   for (i = 0; i < p->nlines; i++)
 105     {
 106       printf("(%d 0x%x)", p->lines[i], p->addresses[i]);
 107       online++;
 108       if (online > 6)
 109         {
 110           nl();
 111           tab(0);
 112           online = 0;
 113         }
 114     }
 115   nl();
 116   tab(-1);
 117 }
 118
 119 static void
 120 dump_coff_type (p)
 121      struct coff_type *p;
 122 {
 123   tab (1);
 124   printf ("size %d ", p->size);
 125   switch (p->type)
 126     {
 127     case coff_secdef_type:
 128       printf ("section definition at %x size %x\n",
 129               p->u.asecdef.address,
 130               p->u.asecdef.size);
 131       nl();
 132       break;
 133     case coff_pointer_type:
 134       printf ("pointer to");
 135       nl ();
 136       dump_coff_type (p->u.pointer.points_to);
 137       break;
 138     case coff_array_type:
 139       printf ("array [%d] of", p->u.array.dim);
 140       nl ();
 141       dump_coff_type (p->u.array.array_of);
 142       break;
 143     case coff_function_type:
 144       printf ("function returning");
 145       nl ();
 146       dump_coff_type (p->u.function.function_returns);
 147       dump_coff_lines (p->u.function.lines);
 148       printf ("arguments");
 149       nl ();
 150       dump_coff_scope (p->u.function.parameters);
 151       tab (0);
 152       printf ("code");
 153       nl ();
 154       dump_coff_scope (p->u.function.code);
 155       tab(0);
 156       break;
 157     case coff_structdef_type:
 158       printf ("structure definition");
 159       nl ();
 160       dump_coff_scope (p->u.astructdef.elements);
 161       break;
 162     case coff_structref_type:
 163       if (!p->u.aenumref.ref)
 164         printf ("structure ref to UNKNOWN struct");
 165       else
 166         printf ("structure ref to %s", p->u.aenumref.ref->name);
 167       break;
 168     case coff_enumref_type:
 169       printf ("enum ref to %s", p->u.astructref.ref->name);
 170       break;
 171     case coff_enumdef_type:
 172       printf ("enum definition");
 173       nl ();
 174       dump_coff_scope (p->u.aenumdef.elements);
 175       break;
 176     case coff_basic_type:
 177       switch (p->u.basic)
 178         {
 179         case T_NULL:
 180           printf ("NULL");
 181           break;
 182         case T_VOID:
 183           printf ("VOID");
 184           break;
 185         case T_CHAR:
 186           printf ("CHAR");
 187           break;
 188         case T_SHORT:
 189           printf ("SHORT");
 190           break;
 191         case T_INT:
 192           printf ("INT ");
 193           break;
 194         case T_LONG:
 195           printf ("LONG");
 196           break;
 197         case T_FLOAT:
 198           printf ("FLOAT");
 199           break;
 200         case T_DOUBLE:
 201           printf ("DOUBLE");
 202           break;
 203         case T_STRUCT:
 204           printf ("STRUCT");
 205           break;
 206         case T_UNION:
 207           printf ("UNION");
 208           break;
 209         case T_ENUM:
 210           printf ("ENUM");
 211           break;
 212         case T_MOE:
 213           printf ("MOE ");
 214           break;
 215         case T_UCHAR:
 216           printf ("UCHAR");
 217           break;
 218         case T_USHORT:
 219           printf ("USHORT");
 220           break;
 221         case T_UINT:
 222           printf ("UINT");
 223           break;
 224         case T_ULONG:
 225           printf ("ULONG");
 226           break;
 227         case T_LNGDBL:
 228           printf ("LNGDBL");
 229           break;
 230         default:
 231           abort ();
 232         }
 233     }
 234   nl ();
 235   tab (-1);
 236 }
 237
 238 static void
 239 dump_coff_where (p)
 240      struct coff_where *p;
 241 {
 242   tab (1);
 243   switch (p->where)
 244     {
 245     case coff_where_stack:
 246       printf ("Stack offset %x", p->offset);
 247       break;
 248     case coff_where_memory:
 249       printf ("Memory section %s+%x", p->section->name, p->offset);
 250       break;
 251     case coff_where_register:
 252       printf ("Register %d", p->offset);
 253       break;
 254     case coff_where_member_of_struct:
 255       printf ("Struct Member offset %x", p->offset);
 256       break;
 257     case coff_where_member_of_enum:
 258       printf ("Enum Member offset %x", p->offset);
 259       break;
 260     case coff_where_unknown:
 261       printf ("Undefined symbol");
 262       break;
 263     case coff_where_strtag:
 264       printf ("STRTAG");
 265     case coff_where_entag:
 266       printf ("ENTAG");
 267       break;
 268     case coff_where_typedef:
 269       printf ("TYPEDEF");
 270       break;
 271     default:
 272       abort ();
 273     }
 274   nl ();
 275   tab (-1);
 276 }
 277
 278 static void
 279 dump_coff_visible (p)
 280      struct coff_visible *p;
 281 {
 282   tab (1);
 283   switch (p->type)
 284     {
 285     case coff_vis_ext_def:
 286       printf ("coff_vis_ext_def");
 287       break;
 288     case coff_vis_ext_ref:
 289       printf ("coff_vis_ext_ref");
 290       break;
 291     case coff_vis_int_def:
 292       printf ("coff_vis_int_def");
 293       break;
 294     case coff_vis_common:
 295       printf ("coff_vis_common");
 296       break;
 297     case coff_vis_auto:
 298       printf ("coff_vis_auto");
 299       break;
 300     case coff_vis_autoparam:
 301       printf ("coff_vis_autoparam");
 302       break;
 303     case coff_vis_regparam:
 304       printf ("coff_vis_regparam");
 305       break;
 306     case coff_vis_register:
 307       printf ("coff_vis_register");
 308       break;
 309     case coff_vis_tag:
 310       printf ("coff_vis_tag");
 311       break;
 312     case coff_vis_member_of_struct:
 313       printf ("coff_vis_member_of_struct");
 314       break;
 315     case coff_vis_member_of_enum:
 316       printf ("coff_vis_member_of_enum");
 317       break;
 318     default:
 319       abort ();
 320     }
 321   nl ();
 322   tab (-1);
 323 }
 324
 325
 326 void
 327 dump_coff_symbol (p)
 328      struct coff_symbol *p;
 329 {
 330   tab (1);
 331   printf ("List of symbols");
 332   nl ();
 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 (p)
 361      struct coff_scope *p;
 362 {
 363 if (p) {
 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   while (p)
 375     {
 376       tab (0);
 377       printf ("vars %d", p->nvars);
 378       nl ();
 379       dump_coff_symbol (p->vars_head);
 380       printf ("blocks");
 381       nl ();
 382       dump_coff_scope (p->list_head);
 383       nl ();
 384       p = p->next;
 385     }
 386
 387   tab (0);
 388   printf ("*****************");
 389   nl ();
 390   tab (-1);
 391 }
 392 }
 393
 394 static void
 395 dump_coff_sfile (p)
 396      struct coff_sfile *p;
 397 {
 398   tab (1);
 399   printf ("List of source files");
 400   nl ();
 401   while (p)
 402     {
 403       tab (0);
 404       printf ("Source file %s", p->name);
 405       nl ();
 406       dump_coff_scope (p->scope);
 407       p = p->next;
 408     }
 409   tab (-1);
 410 }
 411
 412 static void
 413 dump_coff_section(ptr)
 414 struct coff_section *ptr;
 415 {
 416   int i;
 417   tab(1);
 418   printf("section %s %d %d address %x size %x number %d nrelocs %d",
 419          ptr->name, ptr->code, ptr->data, ptr->address,ptr->size, ptr->number, ptr->nrelocs);
 420   nl();
 421
 422   for (i = 0; i < ptr->nrelocs; i++)
 423     {
 424       tab(0);
 425       printf("(%x %s %x)",
 426              ptr->relocs[i].offset,
 427              ptr->relocs[i].symbol->name,
 428              ptr->relocs[i].addend);
 429       nl();
 430     }
 431   tab(-1);
 432
 433 }
 434
 435 void
 436 coff_dump (ptr)
 437      struct coff_ofile *ptr;
 438 {
 439   int i;
 440   printf ("Coff dump");
 441   nl ();
 442   printf ("#souces %d", ptr->nsources);
 443   nl ();
 444   dump_coff_sfile (ptr->source_head);
 445   for (i = 0; i < ptr->nsections; i++)
 446     dump_coff_section(ptr->sections + i);
 447 }
 448
 449
 450
 451 char * program_name;
 452
 453 static void
 454 show_usage (file, status)
 455      FILE *file;
 456      int status;
 457 {
 458   fprintf (file, "Usage: %s [-hV] in-file\n",   program_name);
 459   exit (status);
 460 }
 461
 462 static void
 463 show_help ()
 464 {
 465   printf (_("%s: Print a human readable interpretation of a SYSROFF object file\n"),
 466           program_name);
 467   show_usage (stdout, 0);
 468 }
 469
 470
 471 int
 472 main (ac, av)
 473      int ac;
 474      char *av[];
 475 {
 476   bfd *abfd;
 477   struct coff_ofile *tree;
 478   char **matching;
 479   char *input_file = NULL;
 480   int opt;
 481   static struct option long_options[] =
 482     {
 483       { "help", no_argument, 0, 'h' },
 484       { "version", no_argument, 0, 'V' },
 485       { NULL, no_argument, 0, 0 }
 486     };
 487
 488   setlocale (LC_MESSAGES, "");
 489   bindtextdomain (PACKAGE, LOCALEDIR);
 490   textdomain (PACKAGE);
 491
 492   program_name = av[0];
 493   xmalloc_set_program_name (program_name);
 494
 495   while ((opt = getopt_long (ac, av, "hV", long_options,
 496                              (int *) NULL))
 497          != EOF)
 498     {
 499       switch (opt)
 500         {
 501         case 'h':
 502           show_help ();
 503           /*NOTREACHED*/
 504         case 'V':
 505           printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
 506           exit (0);
 507           /*NOTREACHED*/
 508         case 0:
 509           break;
 510         default:
 511           show_usage (stderr, 1);
 512           /*NOTREACHED*/
 513         }
 514     }
 515
 516   if (optind < ac)
 517     {
 518       input_file = av[optind];
 519     }
 520
 521   if (!input_file)
 522     {
 523       fprintf (stderr,_("%s: no input file specified\n"),
 524                program_name);
 525       exit(1);
 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       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
 536         {
 537           list_matching_formats (matching);
 538           free (matching);
 539         }
 540       exit (1);
 541     }
 542
 543   tree = coff_grok (abfd);
 544
 545   coff_dump(tree);
 546   printf("\n");
 547   return 0;
 548 }