コード例 #1
0
ファイル: dwarfsrcfiles.c プロジェクト: 01org/luv-yocto
int
main (int argc, char **argv)
{
  char* args[3];
  int res = 0;
  Dwfl *dwfl;
  Dwarf_Addr bias;
  
  if (argc != 2)
    fprintf(stderr, "Usage %s <file>", argv[0]);
  
  // Pretend "dwarfsrcfiles -e <file>" was given, so we can use standard
  // dwfl argp parser to open the file for us and get our Dwfl. Useful
  // in case argument is an ET_REL file (like kernel modules). libdwfl
  // will fix up relocations for us.
  args[0] = argv[0];
  args[1] = "-e";
  args[2] = argv[1];
  
  argp_parse (dwfl_standard_argp (), 3, args, 0, NULL, &dwfl);
  
  Dwarf_Die *cu = NULL;
  while ((cu = dwfl_nextcu (dwfl, cu, &bias)) != NULL)
    res |= process_cu (cu);
  
  dwfl_end (dwfl);

  return res;
}
コード例 #2
0
int
main (int argc, char *argv[])
{
  int remaining;

  /* Set locale.  */
  (void) setlocale (LC_ALL, "");

  Dwfl *dwfl = NULL;
  (void) argp_parse (dwfl_standard_argp (), argc, argv, 0, &remaining, &dwfl);
  assert (dwfl != NULL);

  int result = 0;

  /* Now handle the addresses.  In case none are given on the command
     line, read from stdin.  */
  if (remaining == argc)
    {
      /* We use no threads here which can interfere with handling a stream.  */
      (void) __fsetlocking (stdin, FSETLOCKING_BYCALLER);

      char *buf = NULL;
      size_t len = 0;
      while (!feof_unlocked (stdin))
	{
	  if (getline (&buf, &len, stdin) < 0)
	    break;

	  char *endp;
	  uintmax_t addr = strtoumax (buf, &endp, 0);
	  if (endp != buf)
	    result |= handle_address (addr, dwfl);
	  else
	    result = 1;
	}

      free (buf);
    }
  else
    {
      do
	{
	  char *endp;
	  uintmax_t addr = strtoumax (argv[remaining], &endp, 0);
	  if (endp != argv[remaining])
	    result |= handle_address (addr, dwfl);
	  else
	    result = 1;
	}
      while (++remaining < argc);
    }

  dwfl_end (dwfl);

  return result;
}
コード例 #3
0
int
main (int argc, char *argv[])
{
  int remaining;

  /* Set locale.  */
  (void) setlocale (LC_ALL, "");

  struct args a = { .dwfl = NULL, .cu = NULL };

  (void) argp_parse (dwfl_standard_argp (), argc, argv, 0, &remaining,
		     &a.dwfl);
  assert (a.dwfl != NULL);
  a.argv = &argv[remaining];

  int result = 0;

  while ((a.cu = dwfl_nextcu (a.dwfl, a.cu, &a.dwbias)) != NULL)
    dwarf_getfuncs (a.cu, &handle_function, &a, 0);

  dwfl_end (a.dwfl);

  return result;
}
コード例 #4
0
int
main (int argc, char *argv[])
{
  int cnt;

  Dwfl *dwfl = NULL;
  (void) argp_parse (dwfl_standard_argp (), argc, argv, 0, &cnt, &dwfl);
  assert (dwfl != NULL);

  Dwarf_Die *cu = NULL;
  Dwarf_Addr bias;
  do
    {
      cu = dwfl_nextcu (dwfl, cu, &bias);
      if (cu != NULL)
	{
	  Dwfl_Module *mod = dwfl_cumodule (cu);
	  const char *modname = (dwfl_module_info (mod, NULL, NULL, NULL,
						   NULL, NULL, NULL, NULL)
				 ?: "<unknown>");
	  const char *cuname = (dwarf_diename (cu) ?: "<unknown>");

	  printf ("mod: %s CU: [%" PRIx64 "] %s\n", modname,
		  dwarf_dieoffset (cu), cuname);

	  size_t lines;
	  if (dwfl_getsrclines (cu, &lines) != 0)
	    continue; // No lines...

	  for (size_t i = 0; i < lines; i++)
	    {
	      Dwfl_Line *line = dwfl_onesrcline (cu, i);

	      Dwarf_Addr addr;
	      int lineno;
	      int colno;
	      Dwarf_Word mtime;
	      Dwarf_Word length;
	      const char *src = dwfl_lineinfo (line, &addr, &lineno, &colno,
					       &mtime, &length);

	      Dwarf_Addr dw_bias;
	      Dwarf_Line *dw_line = dwfl_dwarf_line (line, &dw_bias);
	      assert (bias == dw_bias);

	      Dwarf_Addr dw_addr;
	      if (dwarf_lineaddr (dw_line, &dw_addr) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineaddr: %s",
		       dwarf_errmsg (-1));
	      assert (addr == dw_addr + dw_bias);

	      unsigned int dw_op_index;
	      if (dwarf_lineop_index (dw_line, &dw_op_index) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineop_index: %s",
		       dwarf_errmsg (-1));

	      int dw_lineno;
	      if (dwarf_lineno (dw_line, &dw_lineno) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineno: %s",
		       dwarf_errmsg (-1));
	      assert (lineno == dw_lineno);

	      int dw_colno;
	      if (dwarf_linecol (dw_line, &dw_colno) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineno: %s",
		       dwarf_errmsg (-1));
	      assert (colno == dw_colno);

	      bool begin;
	      if (dwarf_linebeginstatement (dw_line, &begin) != 0)
		error (EXIT_FAILURE, 0, "dwarf_linebeginstatement: %s",
		       dwarf_errmsg (-1));

	      bool end;
	      if (dwarf_lineendsequence (dw_line, &end) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineendsequence: %s",
		       dwarf_errmsg (-1));

	      bool pend;
	      if (dwarf_lineprologueend (dw_line, &pend) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineprologueend: %s",
		       dwarf_errmsg (-1));

	      bool ebegin;
	      if (dwarf_lineepiloguebegin (dw_line, &ebegin) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineepiloguebegin: %s",
		       dwarf_errmsg (-1));

	      bool block;
	      if (dwarf_lineblock (dw_line, &block) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineblock: %s",
		       dwarf_errmsg (-1));

	      unsigned int isa;
	      if (dwarf_lineisa (dw_line, &isa) != 0)
		error (EXIT_FAILURE, 0, "dwarf_lineisa: %s",
		       dwarf_errmsg (-1));

	      unsigned int disc;
	      if (dwarf_linediscriminator (dw_line, &disc) != 0)
		error (EXIT_FAILURE, 0, "dwarf_linediscriminator: %s",
		       dwarf_errmsg (-1));

	      const char *dw_src;
	      Dwarf_Word dw_mtime;
	      Dwarf_Word dw_length;
	      dw_src = dwarf_linesrc (dw_line, &dw_mtime, &dw_length);
	      assert (strcmp (src, dw_src) == 0);
	      assert (mtime == dw_mtime);
	      assert (length == dw_length);

	      printf ("%zd %#" PRIx64 " %s:%d:%d\n"
		      " time: %#" PRIX64 ", len: %" PRIu64
		      ", idx: %d, b: %d, e: %d"
		      ", pe: %d, eb: %d, block: %d"
		      ", isa: %d, disc: %d\n",
		      i, addr, src, lineno, colno, mtime, length,
		      dw_op_index, begin, end, pend, ebegin, block, isa, disc);

	      Dwarf_Die *linecu = dwfl_linecu (line);
	      assert (cu == linecu);

	      Dwfl_Module *linemod = dwfl_linemodule (line);
	      assert (mod == linemod);
	    }
	}
    }
  while (cu != NULL);

  dwfl_end (dwfl);

  return 0;
}
コード例 #5
0
ファイル: addr2line.c プロジェクト: Distrotech/elfutils
int
main (int argc, char *argv[])
{
  int remaining;
  int result = 0;

  /* We use no threads here which can interfere with handling a stream.  */
  (void) __fsetlocking (stdout, FSETLOCKING_BYCALLER);

  /* Set locale.  */
  (void) setlocale (LC_ALL, "");

  /* Make sure the message catalog can be found.  */
  (void) bindtextdomain (PACKAGE_TARNAME, LOCALEDIR);

  /* Initialize the message catalog.  */
  (void) textdomain (PACKAGE_TARNAME);

  /* Parse and process arguments.  This includes opening the modules.  */
  argp_children[0].argp = dwfl_standard_argp ();
  argp_children[0].group = 1;
  Dwfl *dwfl = NULL;
  (void) argp_parse (&argp, argc, argv, 0, &remaining, &dwfl);
  assert (dwfl != NULL);

  /* Now handle the addresses.  In case none are given on the command
     line, read from stdin.  */
  if (remaining == argc)
    {
      /* We use no threads here which can interfere with handling a stream.  */
      (void) __fsetlocking (stdin, FSETLOCKING_BYCALLER);

      char *buf = NULL;
      size_t len = 0;
      ssize_t chars;
      while (!feof_unlocked (stdin))
	{
	  if ((chars = getline (&buf, &len, stdin)) < 0)
	    break;

	  if (buf[chars - 1] == '\n')
	    buf[chars - 1] = '\0';

	  result = handle_address (buf, dwfl);
	}

      free (buf);
    }
  else
    {
      do
	result = handle_address (argv[remaining], dwfl);
      while (++remaining < argc);
    }

  dwfl_end (dwfl);

#ifdef USE_DEMANGLE
  free (demangle_buffer);
#endif

  return result;
}