1/* Test cudie and subdie properties.
2   Copyright (C) 2018 Red Hat, Inc.
3   This file is part of elfutils.
4
5   This file is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   elfutils is distributed in the hope that it will be useful, but
11   WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#ifdef HAVE_CONFIG_H
19# include <config.h>
20#endif
21
22#include <dwarf.h>
23#include ELFUTILS_HEADER(dw)
24#include <stdio.h>
25#include <inttypes.h>
26#include <sys/types.h>
27#include <sys/stat.h>
28#include <fcntl.h>
29#include <unistd.h>
30
31
32int
33main (int argc, char *argv[])
34{
35  for (int i = 1; i < argc; i++)
36    {
37      printf ("file: %s\n", argv[i]);
38      int fd = open (argv[i], O_RDONLY);
39      Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
40      if (dbg == NULL)
41	{
42	  printf ("%s not usable: %s\n", argv[i], dwarf_errmsg (-1));
43	  return -1;
44	}
45
46      Dwarf_CU *cu = NULL;
47      Dwarf_Die cudie, subdie;
48      uint8_t unit_type;
49      while (dwarf_get_units (dbg, cu, &cu, NULL,
50			      &unit_type, &cudie, &subdie) == 0)
51	{
52	  printf ("Got cudie: %s, unit_type: %" PRIx8 "\n",
53		  dwarf_diename (&cudie), unit_type);
54
55	  int tag = dwarf_tag (&subdie);
56	  if (unit_type == DW_UT_compile)
57	    {
58	      if (tag != DW_TAG_invalid)
59		{
60		  printf ("Not invalid: %x\n", dwarf_tag (&subdie));
61		  return -1;
62		}
63	      if (dwarf_diename (&subdie) != NULL)
64		{
65		  printf ("Should have NULL name: %s\n",
66			  dwarf_diename (&subdie));
67		  return -1;
68		}
69	      Dwarf_Die result;
70	      if (dwarf_siblingof (&subdie, &result) != -1)
71		{
72		  printf ("Should NOT have a valid sibling: %s\n",
73			  dwarf_diename (&result));
74		  return -1;
75		}
76	      if (dwarf_child (&subdie, &result) != -1)
77		{
78		  printf ("Should NOT have a valid child: %s\n",
79			  dwarf_diename (&result));
80		  return -1;
81		}
82	      Dwarf_Addr base, start, end;
83	      if (dwarf_ranges (&subdie, 0, &base, &start, &end) != -1)
84		{
85		  printf ("Should NOT have a ranges: %s\n",
86			  dwarf_diename (&subdie));
87		  return -1;
88		}
89	      if (dwarf_cuoffset (&subdie) != (Dwarf_Off) -1)
90		{
91		  printf ("Should NOT have a cuoffset: %s\n",
92			  dwarf_diename (&subdie));
93		  return -1;
94		}
95	      if (dwarf_dieoffset (&subdie) != (Dwarf_Off) -1)
96		{
97		  printf ("Should NOT have a die offset: %s\n",
98			  dwarf_diename (&subdie));
99		  return -1;
100		}
101	      if (dwarf_getabbrev (&subdie, 0, NULL) != NULL)
102		{
103		  printf ("Should NOT have an abbrev: %s\n",
104			  dwarf_diename (&subdie));
105		  return -1;
106		}
107	    }
108	  else if (unit_type == DW_UT_type)
109	    printf ("subdie: %s\n", dwarf_diename (&subdie));
110	  else
111	    printf ("subdie tag: %x\n", dwarf_tag (&subdie));
112	}
113
114      dwarf_end (dbg);
115      close (fd);
116
117      printf ("\n");
118    }
119
120  return 0;
121}
122