binutils/coffdump.c

   1 /* Coff file dumper.
   2    Copyright 1994, 1995, 1998, 1999, 2000, 2001, 2002
   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 PARAMS ((int));
  36 static void nl PARAMS ((void));
  37 static void dump_coff_lines PARAMS ((struct coff_line *));
  38 static void dump_coff_type PARAMS ((struct coff_type *));
  39 static void dump_coff_where PARAMS ((struct coff_where *));
  40 static void dump_coff_visible PARAMS ((struct coff_visible *));
  41 extern void dump_coff_symbol PARAMS ((struct coff_symbol *));
  42 static void dump_coff_scope PARAMS ((struct coff_scope *));
  43 static void dump_coff_sfile PARAMS ((struct coff_sfile *));
  44 static void dump_coff_section PARAMS ((struct coff_section *));
  45 extern void coff_dump PARAMS ((struct coff_ofile *));
  46 static void show_usage PARAMS ((FILE *, int));
  47 extern int main PARAMS ((int, char **));
  48
  49 static void
  50 tab (x)
  51      int x;
  52 {
  53   static int indent;
  54   int i;
  55
  56   if (atnl)
  57     {
  58       if (x < 0)
  59         {
  60           printf (")");
  61           indent += x;
  62
  63           return;
  64         }
  65       else
  66         {
  67           printf ("\n");
  68           atnl = 0;
  69         }
  70     }
  71
  72   if (x == -1)
  73     {
  74       for (i = 0; i < indent; i++)
  75         printf ("   ");
  76
  77       indent += x;
  78       printf (")");
  79       return;
  80     }
  81
  82   indent += x;
  83
  84   for (i = 0; i < indent; i++)
  85     printf ("   ");
  86
  87   if (x)
  88     {
  89       printf ("(");
  90     }
  91 }
  92
  93 static void
  94 nl ()
  95 {
  96   atnl = 1;
  97 }
  98
  99 static void
 100 dump_coff_lines (p)
 101      struct coff_line *p;
 102 {
 103   int i;
 104   int online = 0;
 105
 106   tab (1);
 107   printf (_("#lines %d "),p->nlines);
 108
 109   for (i = 0; i < p->nlines; i++)
 110     {
 111       printf ("(%d 0x%x)", p->lines[i], p->addresses[i]);
 112
 113       online++;
 114
 115       if (online > 6)
 116         {
 117           nl ();
 118           tab (0);
 119           online = 0;
 120         }
 121     }
 122   nl ();
 123   tab (-1);
 124 }
 125
 126 static void
 127 dump_coff_type (p)
 128      struct coff_type *p;
 129 {
 130   tab (1);
 131   printf ("size %d ", p->size);
 132
 133   switch (p->type)
 134     {
 135     case coff_secdef_type:
 136       printf ("section definition at %x size %x\n",
 137               p->u.asecdef.address,
 138               p->u.asecdef.size);
 139       nl ();
 140       break;
 141     case coff_pointer_type:
 142       printf ("pointer to");
 143       nl ();
 144       dump_coff_type (p->u.pointer.points_to);
 145       break;
 146     case coff_array_type:
 147       printf ("array [%d] of", p->u.array.dim);
 148       nl ();
 149       dump_coff_type (p->u.array.array_of);
 150       break;
 151     case coff_function_type:
 152       printf ("function returning");
 153       nl ();
 154       dump_coff_type (p->u.function.function_returns);
 155       dump_coff_lines (p->u.function.lines);
 156       printf ("arguments");
 157       nl ();
 158       dump_coff_scope (p->u.function.parameters);
 159       tab (0);
 160       printf ("code");
 161       nl ();
 162       dump_coff_scope (p->u.function.code);
 163       tab(0);
 164       break;
 165     case coff_structdef_type:
 166       printf ("structure definition");
 167       nl ();
 168       dump_coff_scope (p->u.astructdef.elements);
 169       break;
 170     case coff_structref_type:
 171       if (!p->u.aenumref.ref)
 172         printf ("structure ref to UNKNOWN struct");
 173       else
 174         printf ("structure ref to %s", p->u.aenumref.ref->name);
 175       break;
 176     case coff_enumref_type:
 177       printf ("enum ref to %s", p->u.astructref.ref->name);
 178       break;
 179     case coff_enumdef_type:
 180       printf ("enum definition");
 181       nl ();
 182       dump_coff_scope (p->u.aenumdef.elements);
 183       break;
 184     case coff_basic_type:
 185       switch (p->u.basic)
 186         {
 187         case T_NULL:
 188           printf ("NULL");
 189           break;
 190         case T_VOID:
 191           printf ("VOID");
 192           break;
 193         case T_CHAR:
 194           printf ("CHAR");
 195           break;
 196         case T_SHORT:
 197           printf ("SHORT");
 198           break;
 199         case T_INT:
 200           printf ("INT ");
 201           break;
 202         case T_LONG:
 203           printf ("LONG");
 204           break;
 205         case T_FLOAT:
 206           printf ("FLOAT");
 207           break;
 208         case T_DOUBLE:
 209           printf ("DOUBLE");
 210           break;
 211         case T_STRUCT:
 212           printf ("STRUCT");
 213           break;
 214         case T_UNION:
 215           printf ("UNION");
 216           break;
 217         case T_ENUM:
 218           printf ("ENUM");
 219           break;
 220         case T_MOE:
 221           printf ("MOE ");
 222           break;
 223         case T_UCHAR:
 224           printf ("UCHAR");
 225           break;
 226         case T_USHORT:
 227           printf ("USHORT");
 228           break;
 229         case T_UINT:
 230           printf ("UINT");
 231           break;
 232         case T_ULONG:
 233           printf ("ULONG");
 234           break;
 235         case T_LNGDBL:
 236           printf ("LNGDBL");
 237           break;
 238         default:
 239           abort ();
 240         }
 241     }
 242   nl ();
 243   tab (-1);
 244 }
 245
 246 static void
 247 dump_coff_where (p)
 248      struct coff_where *p;
 249 {
 250   tab (1);
 251   switch (p->where)
 252     {
 253     case coff_where_stack:
 254       printf ("Stack offset %x", p->offset);
 255       break;
 256     case coff_where_memory:
 257       printf ("Memory section %s+%x", p->section->name, p->offset);
 258       break;
 259     case coff_where_register:
 260       printf ("Register %d", p->offset);
 261       break;
 262     case coff_where_member_of_struct:
 263       printf ("Struct Member offset %x", p->offset);
 264       break;
 265     case coff_where_member_of_enum:
 266       printf ("Enum Member offset %x", p->offset);
 267       break;
 268     case coff_where_unknown:
 269       printf ("Undefined symbol");
 270       break;
 271     case coff_where_strtag:
 272       printf ("STRTAG");
 273     case coff_where_entag:
 274       printf ("ENTAG");
 275       break;
 276     case coff_where_typedef:
 277       printf ("TYPEDEF");
 278       break;
 279     default:
 280       abort ();
 281     }
 282   nl ();
 283   tab (-1);
 284 }
 285
 286 static void
 287 dump_coff_visible (p)
 288      struct coff_visible *p;
 289 {
 290   tab (1);
 291   switch (p->type)
 292     {
 293     case coff_vis_ext_def:
 294       printf ("coff_vis_ext_def");
 295       break;
 296     case coff_vis_ext_ref:
 297       printf ("coff_vis_ext_ref");
 298       break;
 299     case coff_vis_int_def:
 300       printf ("coff_vis_int_def");
 301       break;
 302     case coff_vis_common:
 303       printf ("coff_vis_common");
 304       break;
 305     case coff_vis_auto:
 306       printf ("coff_vis_auto");
 307       break;
 308     case coff_vis_autoparam:
 309       printf ("coff_vis_autoparam");
 310       break;
 311     case coff_vis_regparam:
 312       printf ("coff_vis_regparam");
 313       break;
 314     case coff_vis_register:
 315       printf ("coff_vis_register");
 316       break;
 317     case coff_vis_tag:
 318       printf ("coff_vis_tag");
 319       break;
 320     case coff_vis_member_of_struct:
 321       printf ("coff_vis_member_of_struct");
 322       break;
 323     case coff_vis_member_of_enum:
 324       printf ("coff_vis_member_of_enum");
 325       break;
 326     default:
 327       abort ();
 328     }
 329   nl ();
 330   tab (-1);
 331 }
 332
 333 void
 334 dump_coff_symbol (p)
 335      struct coff_symbol *p;
 336 {
 337   tab (1);
 338   printf ("List of symbols");
 339   nl ();
 340
 341   while (p)
 342     {
 343       tab (1);
 344       tab (1);
 345       printf ("Symbol  %s, tag %d, number %d", p->name, p->tag, p->number);
 346       nl ();
 347       tab (-1);
 348       tab (1);
 349       printf ("Type");
 350       nl ();
 351       dump_coff_type (p->type);
 352       tab (-1);
 353       tab (1);
 354       printf ("Where");
 355       dump_coff_where (p->where);
 356       tab (-1);
 357       tab (1);
 358       printf ("Visible");
 359       dump_coff_visible (p->visible);
 360       tab (-1);
 361       p = p->next;
 362       tab (-1);
 363     }
 364   tab (-1);
 365 }
 366
 367 static void
 368 dump_coff_scope (p)
 369      struct coff_scope *p;
 370 {
 371   if (p)
 372     {
 373       tab (1);
 374       printf ("List of blocks %lx ",(unsigned long) p);
 375
 376       if (p->sec)
 377         printf( "  %s %x..%x",  p->sec->name,p->offset, p->offset + p->size -1);
 378
 379       nl ();
 380       tab (0);
 381       printf ("*****************");
 382       nl ();
 383
 384       while (p)
 385         {
 386           tab (0);
 387           printf ("vars %d", p->nvars);
 388           nl ();
 389           dump_coff_symbol (p->vars_head);
 390           printf ("blocks");
 391           nl ();
 392           dump_coff_scope (p->list_head);
 393           nl ();
 394           p = p->next;
 395         }
 396
 397       tab (0);
 398       printf ("*****************");
 399       nl ();
 400       tab (-1);
 401     }
 402 }
 403
 404 static void
 405 dump_coff_sfile (p)
 406      struct coff_sfile *p;
 407 {
 408   tab (1);
 409   printf ("List of source files");
 410   nl ();
 411
 412   while (p)
 413     {
 414       tab (0);
 415       printf ("Source file %s", p->name);
 416       nl ();
 417       dump_coff_scope (p->scope);
 418       p = p->next;
 419     }
 420   tab (-1);
 421 }
 422
 423 static void
 424 dump_coff_section(ptr)
 425      struct coff_section *ptr;
 426 {
 427   int i;
 428
 429   tab (1);
 430   printf ("section %s %d %d address %x size %x number %d nrelocs %d",
 431           ptr->name, ptr->code, ptr->data, ptr->address,ptr->size,
 432           ptr->number, ptr->nrelocs);
 433   nl ();
 434
 435   for (i = 0; i < ptr->nrelocs; i++)
 436     {
 437       tab (0);
 438       printf ("(%x %s %x)",
 439               ptr->relocs[i].offset,
 440               ptr->relocs[i].symbol->name,
 441               ptr->relocs[i].addend);
 442       nl ();
 443     }
 444
 445   tab (-1);
 446 }
 447
 448 void
 449 coff_dump (ptr)
 450      struct coff_ofile *ptr;
 451 {
 452   int i;
 453
 454   printf ("Coff dump");
 455   nl ();
 456   printf ("#souces %d", ptr->nsources);
 457   nl ();
 458   dump_coff_sfile (ptr->source_head);
 459
 460   for (i = 0; i < ptr->nsections; i++)
 461     dump_coff_section (ptr->sections + i);
 462 }
 463
 464 char * program_name;
 465
 466 static void
 467 show_usage (file, status)
 468      FILE *file;
 469      int status;
 470 {
 471   fprintf (file, _("Usage: %s [option(s)] in-file\n"), program_name);
 472   fprintf (file, _(" Print a human readable interpretation of a SYSROFF object file\n"));
 473   fprintf (file, _(" The options are:\n\
 474   -h --help              Display this information\n\
 475   -v --version           Display the program's version\n\
 476 \n"));
 477
 478   if (status == 0)
 479     fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
 480
 481   exit (status);
 482 }
 483
 484 int
 485 main (ac, av)
 486      int ac;
 487      char *av[];
 488 {
 489   bfd *abfd;
 490   struct coff_ofile *tree;
 491   char **matching;
 492   char *input_file = NULL;
 493   int opt;
 494   static struct option long_options[] =
 495     {
 496       { "help", no_argument, 0, 'h' },
 497       { "version", no_argument, 0, 'V' },
 498       { NULL, no_argument, 0, 0 }
 499     };
 500
 501 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
 502   setlocale (LC_MESSAGES, "");
 503 #endif
 504 #if defined (HAVE_SETLOCALE)
 505   setlocale (LC_CTYPE, "");
 506 #endif
 507   bindtextdomain (PACKAGE, LOCALEDIR);
 508   textdomain (PACKAGE);
 509
 510   program_name = av[0];
 511   xmalloc_set_program_name (program_name);
 512
 513   while ((opt = getopt_long (ac, av, "HhVv", long_options,
 514                              (int *) NULL))
 515          != EOF)
 516     {
 517       switch (opt)
 518         {
 519         case 'H':
 520         case 'h':
 521           show_usage (stdout, 0);
 522           break;
 523         case 'v':
 524         case 'V':
 525           print_version ("coffdump");
 526           exit (0);
 527         case 0:
 528           break;
 529         default:
 530           show_usage (stderr, 1);
 531           break;
 532         }
 533     }
 534
 535   if (optind < ac)
 536     {
 537       input_file = av[optind];
 538     }
 539
 540   if (!input_file)
 541     fatal (_("no input file specified"));
 542
 543   abfd = bfd_openr (input_file, 0);
 544
 545   if (!abfd)
 546     bfd_fatal (input_file);
 547
 548   if (! bfd_check_format_matches (abfd, bfd_object, &matching))
 549     {
 550       bfd_nonfatal (input_file);
 551
 552       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
 553         {
 554           list_matching_formats (matching);
 555           free (matching);
 556         }
 557       exit (1);
 558     }
 559
 560   tree = coff_grok (abfd);
 561
 562   coff_dump (tree);
 563   printf ("\n");
 564
 565   return 0;
 566 }