1 /*-
2 * Copyright (C) 2021 Axcient, Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 typedef bool(*ses_cb)(const char *devname, int fd);
27
28 // Run a test function on every available ses device
29 static void
for_each_ses_dev(ses_cb cb,int oflags)30 for_each_ses_dev(ses_cb cb, int oflags)
31 {
32 glob_t g;
33 int r;
34 unsigned i;
35
36 g.gl_pathc = 0;
37 g.gl_pathv = NULL;
38 g.gl_offs = 0;
39
40 r = glob("/dev/ses*", GLOB_NOCHECK | GLOB_NOSORT, NULL, &g);
41 ATF_REQUIRE_EQ(r, 0);
42 if (g.gl_matchc == 0)
43 return;
44
45 for(i = 0; i < g.gl_matchc; i++) {
46 int fd;
47
48 fd = open(g.gl_pathv[i], oflags);
49 ATF_REQUIRE(fd >= 0);
50 cb(g.gl_pathv[i], fd);
51 close(fd);
52 }
53
54 globfree(&g);
55 }
56
57 static bool
has_ses(void)58 has_ses(void)
59 {
60 glob_t g;
61 int r;
62
63 r = glob("/dev/ses*", GLOB_NOCHECK | GLOB_NOSORT, NULL, &g);
64 ATF_REQUIRE_EQ(r, 0);
65
66 return (g.gl_matchc != 0);
67 }
68