Imported Upstream version 0.155
[platform/upstream/elfutils.git] / tests / get-aranges.c
1 /* Copyright (C) 2002, 2004 Red Hat, Inc.
2    This file is part of elfutils.
3    Written by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <fcntl.h>
23 #include <libelf.h>
24 #include ELFUTILS_HEADER(dw)
25 #include <stdio.h>
26 #include <unistd.h>
27
28
29 static const Dwarf_Addr testaddr[] =
30 {
31   0x804842b, 0x804842c, 0x804843c, 0x8048459, 0x804845a,
32   0x804845b, 0x804845c, 0x8048460, 0x8048465, 0x8048466,
33   0x8048467, 0x8048468, 0x8048470, 0x8048471, 0x8048472
34 };
35 #define ntestaddr (sizeof (testaddr) / sizeof (testaddr[0]))
36
37
38 int
39 main (int argc, char *argv[])
40 {
41   int result = 0;
42   int cnt;
43
44   for (cnt = 1; cnt < argc; ++cnt)
45     {
46       int fd = open (argv[cnt], O_RDONLY);
47
48       Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
49       if (dbg == NULL)
50         {
51           printf ("%s not usable\n", argv[cnt]);
52           result = 1;
53           close (fd);
54           continue;
55         }
56
57       Dwarf_Aranges *aranges;
58       size_t naranges;
59       if (dwarf_getaranges (dbg, &aranges, &naranges) != 0)
60         printf ("%s: cannot get aranges\n", argv[cnt]);
61       else
62         {
63           for (size_t i = 0; i < ntestaddr; ++i)
64             {
65               Dwarf_Arange *found;
66
67               found = dwarf_getarange_addr (aranges, testaddr[i]);
68               if (found != NULL)
69                 {
70                   Dwarf_Off cu_offset;
71
72                   if (dwarf_getarangeinfo (found, NULL, NULL, &cu_offset) != 0)
73                     {
74                       puts ("failed to get CU die offset");
75                       result = 1;
76                     }
77                   else
78                     {
79                       const char *cuname;
80                       Dwarf_Die cu_die;
81
82                       if (dwarf_offdie (dbg, cu_offset, &cu_die) == NULL
83                           || (cuname = dwarf_diename (&cu_die)) == NULL)
84                         {
85                           puts ("failed to get CU die");
86                           result = 1;
87                         }
88                       else
89                         printf ("CU name: \"%s\"\n", cuname);
90                     }
91                 }
92               else
93                 printf ("%#llx: not in range\n",
94                         (unsigned long long int) testaddr[i]);
95             }
96
97           for (size_t i = 0; i < naranges; ++i)
98             {
99               Dwarf_Arange *arange = dwarf_onearange (aranges, i);
100               if (arange == NULL)
101                 {
102                   printf ("cannot get arange %zu: %s\n", i, dwarf_errmsg (-1));
103                   break;
104                 }
105
106               Dwarf_Addr start;
107               Dwarf_Word length;
108               Dwarf_Off cu_offset;
109
110               if (dwarf_getarangeinfo (arange, &start, &length, &cu_offset)
111                   != 0)
112                 {
113                   printf ("cannot get info from aranges[%zu]\n", i);
114                   result = 1;
115                 }
116               else
117                 {
118                   printf (" [%2zu] start: %#llx, length: %llu, cu: %llu\n",
119                           i, (unsigned long long int) start,
120                           (unsigned long long int) length,
121                           (unsigned long long int) cu_offset);
122
123                   const char *cuname;
124                   Dwarf_Die cu_die;
125                   if (dwarf_offdie (dbg, cu_offset, &cu_die) == NULL
126                       || (cuname = dwarf_diename (&cu_die)) == NULL)
127                     {
128                       puts ("failed to get CU die");
129                       result = 1;
130                     }
131                   else
132                     printf ("CU name: \"%s\"\n", cuname);
133                 }
134             }
135         }
136
137       dwarf_end (dbg);
138       close (fd);
139     }
140
141   return result;
142 }