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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
/*
* Copyright © 2008 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include "mmfs.h"
static void
test_bad_unref(int fd)
{
struct mmfs_unreference_args unref;
int ret;
printf("Testing error return on bad unreference ioctl.\n");
unref.handle = 0x10101010;
ret = ioctl(fd, MMFS_IOCTL_UNREFERENCE, &unref);
assert(ret == -1 && errno == EINVAL);
}
static void
test_bad_ioctl(int fd)
{
int ret;
printf("Testing error return on bad ioctl.\n");
ret = ioctl(fd, _IO(MMFS_IOCTL_BASE, 0xf0), 0);
assert(ret == -1 && errno == EINVAL);
}
static void
test_alloc_unref(int fd)
{
struct mmfs_alloc_args alloc;
struct mmfs_unreference_args unref;
int ret;
printf("Testing allocating and unreferencing an object.\n");
memset(&alloc, 0, sizeof(alloc));
alloc.size = 16 * 1024;
ret = ioctl(fd, MMFS_IOCTL_ALLOC, &alloc);
assert(ret == 0);
unref.handle = alloc.handle;
ret = ioctl(fd, MMFS_IOCTL_UNREFERENCE, &unref);
}
static void
test_alloc_close(int fd)
{
struct mmfs_alloc_args alloc;
int ret;
printf("Testing closing with an object allocated.\n");
memset(&alloc, 0, sizeof(alloc));
alloc.size = 16 * 1024;
ret = ioctl(fd, MMFS_IOCTL_ALLOC, &alloc);
assert(ret == 0);
close(fd);
}
int main(int argc, char **argv)
{
int fd;
fd = open_mmfs_device();
test_bad_ioctl(fd);
test_bad_unref(fd);
test_alloc_unref(fd);
test_alloc_close(fd);
close(fd);
return 0;
}
|
