xref: /aosp_15_r20/external/elfutils/tests/cu-dwp-section-info.c (revision 7304104da70ce23c86437a01be71edd1a2d7f37e)
1 /* Test program for dwarf_cu_dwp_section_info
2    Copyright (c) 2023 Meta Platforms, Inc. and affiliates.
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 #include <stdio.h>
22 #include <inttypes.h>
23 #include <sys/types.h>
24 #include <sys/stat.h>
25 #include <fcntl.h>
26 #include <unistd.h>
27 
28 #include <dwarf.h>
29 #include ELFUTILS_HEADER(dw)
30 
31 int
main(int argc,char * argv[])32 main (int argc, char *argv[])
33 {
34   for (int i = 1; i < argc; i++)
35     {
36       printf ("file: %s\n", argv[i]);
37       int fd = open (argv[i], O_RDONLY);
38       Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
39       if (dbg == NULL)
40 	{
41 	  printf ("%s not usable: %s\n", argv[i], dwarf_errmsg (-1));
42 	  return -1;
43 	}
44 
45       Dwarf_CU *cu = NULL;
46       while (dwarf_get_units (dbg, cu, &cu, NULL, NULL, NULL, NULL) == 0)
47 	{
48 #define SECTION_INFO(section) do {					\
49 	    printf (#section ": ");					\
50 	    Dwarf_Off offset, size;					\
51 	    if (dwarf_cu_dwp_section_info (cu, DW_SECT_##section,	\
52 					   &offset, &size) == 0)	\
53 	      printf ("0x%" PRIx64 " 0x%" PRIx64 "\n", offset, size);	\
54 	    else							\
55 	      printf ("%s\n", dwarf_errmsg (-1));			\
56 	  } while (0)
57 	  SECTION_INFO (INFO);
58 	  SECTION_INFO (TYPES);
59 	  SECTION_INFO (ABBREV);
60 	  SECTION_INFO (LINE);
61 	  SECTION_INFO (LOCLISTS);
62 	  SECTION_INFO (STR_OFFSETS);
63 	  SECTION_INFO (MACRO);
64 	  SECTION_INFO (RNGLISTS);
65 	  printf ("\n");
66 	}
67 
68       dwarf_end (dbg);
69       close (fd);
70     }
71 
72   return 0;
73 }
74