1 /*-
2 * Copyright (c) 2006 Robert N. M. Watson
3 * All rights reserved.
4 *
5 * This software was developed by Robert Watson for the TrustedBSD Project.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 /*
30 * Simple audit pipe regression test to confirm that the ioctls for queue
31 * limit information basically work. No attempt is made to validate the
32 * queue length returned, however.
33 */
34
35 #include <sys/types.h>
36 #include <sys/ioctl.h>
37
38 #include <security/audit/audit_ioctl.h>
39
40 #include <err.h>
41 #include <fcntl.h>
42
43 int
main(int argc,char * argv[])44 main(int argc, char *argv[])
45 {
46 u_int len, minlen, maxlen;
47 u_int64_t astat;
48 int fd;
49
50 fd = open("/dev/auditpipe", O_RDONLY);
51 if (fd < 0)
52 err(-1, "/dev/auditpipe");
53
54 /*
55 * First, test that we can read the queue length, queue limit, and
56 * bounds on queue length limits.
57 */
58 len = (u_int)(-1);
59 if (ioctl(fd, AUDITPIPE_GET_QLEN, &len) < 0)
60 err(-1, "AUDITPIPE_GET_QLEN");
61 if (len == (u_int)(-1))
62 errx(-1, "AUDITPIPE_GET_QLEN: unchanged");
63
64 minlen = (u_int)(-1);
65 if (ioctl(fd, AUDITPIPE_GET_QLIMIT_MIN, &minlen) < 0)
66 err(-1, "AUDITPIPE_GET_QLIMIT_MIN");
67 if (minlen == (u_int)(-1))
68 errx(-1, "AUDITPIPE_GET_QLIMIT_MIN: unchanged");
69
70 maxlen = (u_int)(-1);
71 if (ioctl(fd, AUDITPIPE_GET_QLIMIT_MAX, &maxlen) < 0)
72 err(-1, "AUDITPIPE_GET_QLIMIT_MAX");
73 if (maxlen == (u_int)(-1))
74 errx(-1, "AUDITPIPE_GET_QLIMIT_MAX: unchanged");
75
76 len = (u_int)(-1);
77 if (ioctl(fd, AUDITPIPE_GET_QLIMIT, &len) < 0)
78 err(-1, "AUDITPIPE_GET_QLIMIT");
79 if (len == (u_int)(-1))
80 errx(-1, "AUDITPIPE_GET_QLIMIT: unchanged");
81
82 if (!(len >= minlen))
83 errx(-1, "queue length < minlen");
84
85 if (!(len <= maxlen))
86 errx(-1, "queue length > maxlen");
87
88 /*
89 * Try setting the queue length to first minimum, then maximum
90 * lengths. Query after each to make sure it changed.
91 */
92 len = minlen;
93 if (ioctl(fd, AUDITPIPE_SET_QLIMIT, &len) < 0)
94 err(-1, "AUDITPIPE_SET_QLIMIT(min)");
95
96 if (ioctl(fd, AUDITPIPE_GET_QLIMIT, &len) < 0)
97 err(-1, "AUDITPIPE_GET_QLIMIT");
98
99 if (len != minlen)
100 errx(-1, "set to minlen didn't work");
101
102 len = maxlen;
103 if (ioctl(fd, AUDITPIPE_SET_QLIMIT, &len) < 0)
104 err(-1, "AUDITPIPE_SET_QLIMIT(max)");
105
106 if (ioctl(fd, AUDITPIPE_GET_QLIMIT, &len) < 0)
107 err(-1, "AUDITPIPE_GETQLIMIT");
108
109 if (len != maxlen)
110 errx(-1, "set to maxlen didn't work");
111
112 /*
113 * Check that we can query the defined stats. No attempt to
114 * validate.
115 */
116 astat = (u_int64_t)(int64_t)(-1);
117 if (ioctl(fd, AUDITPIPE_GET_INSERTS, &astat) < 0)
118 err(-1, "AUDITPIPE_GET_INSERTS");
119 if (astat == (u_int64_t)(int64_t)(-1))
120 errx(-1, "AUDITPIPE_GET_INSERTS: unchanged");
121
122 astat = (u_int64_t)(int64_t)(-1);
123 if (ioctl(fd, AUDITPIPE_GET_READS, &astat) < 0)
124 err(-1, "AUDITPIPE_GET_READS");
125 if (astat == (u_int64_t)(int64_t)(-1))
126 errx(-1, "AUDITPIPE_GET_READS: unchanged");
127
128 astat = (u_int64_t)(int64_t)(-1);
129 if (ioctl(fd, AUDITPIPE_GET_DROPS, &astat) < 0)
130 err(-1, "AUDITPIPE_GET_DROPS");
131 if (astat == (u_int64_t)(int64_t)(-1))
132 errx(-1, "AUDITPIPE_GET_DROPS: unchanged");
133
134 astat = (u_int64_t)(int64_t)(-1);
135 if (ioctl(fd, AUDITPIPE_GET_TRUNCATES, &astat) < 0)
136 err(-1, "AUDITPIPE_GET_TRUNCATES");
137 if (astat == (u_int64_t)(int64_t)(-1))
138 errx(-1, "AUDITPIPE_GET_TRUNCATES: unchanged");
139
140 return (0);
141 }
142