1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
* Copyright (c) 2018 Balabit
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#include <criterion/criterion.h>
#include "secret-storage/nondumpable-allocator.h"
#include <unistd.h>
#include <string.h>
Test(nondumpableallocator, malloc_realloc_free)
{
char test_string[] = "test_string";
gpointer buffer = nondumpable_buffer_alloc(strlen(test_string));
strcpy(buffer, test_string);
cr_assert_str_eq(buffer, test_string);
const gsize pagesize = sysconf(_SC_PAGE_SIZE);
gpointer buffer_realloc = nondumpable_buffer_realloc(buffer, 2*pagesize);
cr_assert_str_eq(buffer_realloc, test_string);
((gchar *)buffer_realloc)[2*pagesize] = 'a';
nondumpable_buffer_free(buffer_realloc);
}
Test(nondumpableallocator, malloc_mem_zero)
{
const gsize buffer_len = 256;
const guchar dummy_value = 0x44;
guchar *buffer = nondumpable_buffer_alloc(buffer_len);
memset(buffer, dummy_value, buffer_len);
for (gsize i = 0; i < buffer_len; ++i)
cr_assert_eq(buffer[i], dummy_value);
nondumpable_mem_zero(buffer, buffer_len);
for (gsize i = 0; i < buffer_len; ++i)
cr_assert_eq(buffer[i], 0);
nondumpable_buffer_free(buffer);
}
Test(nondumpableallocator, two_malloc)
{
char test_string1[] = "test_string2";
gpointer buffer1 = nondumpable_buffer_alloc(strlen(test_string1));
strcpy(buffer1, test_string1);
char test_string2[] = "test_string2";
gpointer buffer2 = nondumpable_buffer_alloc(strlen(test_string2));
strcpy(buffer2, test_string2);
cr_assert_str_eq(buffer1, test_string1);
cr_assert_str_eq(buffer2, test_string2);
nondumpable_buffer_free(buffer1);
nondumpable_buffer_free(buffer2);
}
|
