Line data Source code
1 : /* Describe known core note formats.
2 : Copyright (C) 2007, 2010 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 either
7 :
8 : * the GNU Lesser General Public License as published by the Free
9 : Software Foundation; either version 3 of the License, or (at
10 : your option) any later version
11 :
12 : or
13 :
14 : * the GNU General Public License as published by the Free
15 : Software Foundation; either version 2 of the License, or (at
16 : your option) any later version
17 :
18 : or both in parallel, as here.
19 :
20 : elfutils is distributed in the hope that it will be useful, but
21 : WITHOUT ANY WARRANTY; without even the implied warranty of
22 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23 : General Public License for more details.
24 :
25 : You should have received copies of the GNU General Public License and
26 : the GNU Lesser General Public License along with this program. If
27 : not, see <http://www.gnu.org/licenses/>. */
28 :
29 : #ifdef HAVE_CONFIG_H
30 : # include <config.h>
31 : #endif
32 :
33 : #include <assert.h>
34 : #include <byteswap.h>
35 : #include <endian.h>
36 : #include <inttypes.h>
37 : #include <stdio.h>
38 : #include <stddef.h>
39 : #include <string.h>
40 : #include <libeblP.h>
41 :
42 :
43 : int
44 359 : ebl_core_note (Ebl *ebl, const GElf_Nhdr *nhdr, const char *name,
45 : const char *desc,
46 : GElf_Word *regs_offset, size_t *nregloc,
47 : const Ebl_Register_Location **reglocs, size_t *nitems,
48 : const Ebl_Core_Item **items)
49 : {
50 359 : int result = ebl->core_note (nhdr, name,
51 : regs_offset, nregloc, reglocs, nitems, items);
52 359 : if (result == 0)
53 : {
54 : /* The machine specific function did not know this type. */
55 :
56 : /* NT_PLATFORM is kind of special since it needs a zero terminated
57 : string (other notes often have a fixed size string). */
58 85 : static const Ebl_Core_Item platform[] =
59 : {
60 : {
61 : .name = "Platform",
62 : .type = ELF_T_BYTE, .count = 0, .format = 's'
63 : }
64 : };
65 :
66 85 : if (nhdr->n_type == NT_PLATFORM
67 0 : && memchr (desc, '\0', nhdr->n_descsz) != NULL)
68 : {
69 0 : *regs_offset = 0;
70 0 : *nregloc = 0;
71 0 : *reglocs = NULL;
72 0 : *items = platform;
73 0 : *nitems = 1;
74 0 : result = 1;
75 : }
76 : }
77 :
78 359 : return result;
79 : }
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