]>
Commit | Line | Data |
---|---|---|
70e083d2 TG |
1 | /*****************************************************************************\ |
2 | * Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC. | |
3 | * Copyright (C) 2007 The Regents of the University of California. | |
4 | * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). | |
5 | * Written by Brian Behlendorf <behlendorf1@llnl.gov>. | |
6 | * UCRL-CODE-235197 | |
7 | * | |
8 | * This file is part of the SPL, Solaris Porting Layer. | |
9 | * For details, see <http://zfsonlinux.org/>. | |
10 | * | |
11 | * The SPL is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or (at your | |
14 | * option) any later version. | |
15 | * | |
16 | * The SPL is distributed in the hope that it will be useful, but WITHOUT | |
17 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
18 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
19 | * for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License along | |
22 | * with the SPL. If not, see <http://www.gnu.org/licenses/>. | |
23 | ***************************************************************************** | |
24 | * Solaris Porting LAyer Tests (SPLAT) Kobj Tests. | |
25 | \*****************************************************************************/ | |
26 | ||
27 | #include <sys/kobj.h> | |
28 | #include "splat-internal.h" | |
29 | ||
30 | #define SPLAT_KOBJ_NAME "kobj" | |
31 | #define SPLAT_KOBJ_DESC "Kernel Kobj Tests" | |
32 | ||
33 | #define SPLAT_KOBJ_TEST1_ID 0x0a01 | |
34 | #define SPLAT_KOBJ_TEST1_NAME "open" | |
35 | #define SPLAT_KOBJ_TEST1_DESC "Kobj Open/Close Test" | |
36 | ||
37 | #define SPLAT_KOBJ_TEST2_ID 0x0a02 | |
38 | #define SPLAT_KOBJ_TEST2_NAME "size/read" | |
39 | #define SPLAT_KOBJ_TEST2_DESC "Kobj Size/Read Test" | |
40 | ||
41 | #define SPLAT_KOBJ_TEST_FILE "/etc/fstab" | |
42 | ||
43 | static int | |
44 | splat_kobj_test1(struct file *file, void *arg) | |
45 | { | |
46 | struct _buf *f; | |
47 | ||
48 | f = kobj_open_file(SPLAT_KOBJ_TEST_FILE); | |
49 | if (f == (struct _buf *)-1) { | |
50 | splat_vprint(file, SPLAT_KOBJ_TEST1_NAME, "Failed to open " | |
51 | "test file: %s\n", SPLAT_KOBJ_TEST_FILE); | |
52 | return -ENOENT; | |
53 | } | |
54 | ||
55 | kobj_close_file(f); | |
56 | splat_vprint(file, SPLAT_KOBJ_TEST1_NAME, "Successfully opened and " | |
57 | "closed test file: %s\n", SPLAT_KOBJ_TEST_FILE); | |
58 | ||
59 | return 0; | |
60 | } /* splat_kobj_test1() */ | |
61 | ||
62 | static int | |
63 | splat_kobj_test2(struct file *file, void *arg) | |
64 | { | |
65 | struct _buf *f; | |
66 | char *buf; | |
67 | uint64_t size; | |
68 | int rc; | |
69 | ||
70 | f = kobj_open_file(SPLAT_KOBJ_TEST_FILE); | |
71 | if (f == (struct _buf *)-1) { | |
72 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed to open " | |
73 | "test file: %s\n", SPLAT_KOBJ_TEST_FILE); | |
74 | return -ENOENT; | |
75 | } | |
76 | ||
77 | rc = kobj_get_filesize(f, &size); | |
78 | if (rc) { | |
79 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed stat of " | |
80 | "test file: %s (%d)\n", SPLAT_KOBJ_TEST_FILE, rc); | |
81 | goto out; | |
82 | } | |
83 | ||
84 | buf = kmalloc(size + 1, GFP_KERNEL); | |
85 | if (!buf) { | |
86 | rc = -ENOMEM; | |
87 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed to alloc " | |
88 | "%lld bytes for tmp buffer (%d)\n", | |
89 | (long long)size, rc); | |
90 | goto out; | |
91 | } | |
92 | ||
93 | memset(buf, 0, size + 1); | |
94 | rc = kobj_read_file(f, buf, size, 0); | |
95 | if (rc < 0) { | |
96 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed read of " | |
97 | "test file: %s (%d)\n", SPLAT_KOBJ_TEST_FILE, rc); | |
98 | goto out2; | |
99 | } | |
100 | ||
101 | /* Validate we read as many bytes as expected based on the stat. This | |
102 | * isn't a perfect test since we didn't create the file however it is | |
103 | * pretty unlikely there are garbage characters in your /etc/fstab */ | |
104 | if (size != (uint64_t)strlen(buf)) { | |
105 | rc = -EFBIG; | |
106 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Stat'ed size " | |
107 | "(%lld) does not match number of bytes read " | |
108 | "(%lld)\n", (long long)size, | |
109 | (long long)strlen(buf)); | |
110 | goto out2; | |
111 | } | |
112 | ||
113 | rc = 0; | |
114 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "\n%s\n", buf); | |
115 | splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Successfully stat'ed " | |
116 | "and read expected number of bytes (%lld) from test " | |
117 | "file: %s\n", (long long)size, SPLAT_KOBJ_TEST_FILE); | |
118 | out2: | |
119 | kfree(buf); | |
120 | out: | |
121 | kobj_close_file(f); | |
122 | ||
123 | return rc; | |
124 | } /* splat_kobj_test2() */ | |
125 | ||
126 | splat_subsystem_t * | |
127 | splat_kobj_init(void) | |
128 | { | |
129 | splat_subsystem_t *sub; | |
130 | ||
131 | sub = kmalloc(sizeof(*sub), GFP_KERNEL); | |
132 | if (sub == NULL) | |
133 | return NULL; | |
134 | ||
135 | memset(sub, 0, sizeof(*sub)); | |
136 | strncpy(sub->desc.name, SPLAT_KOBJ_NAME, SPLAT_NAME_SIZE); | |
137 | strncpy(sub->desc.desc, SPLAT_KOBJ_DESC, SPLAT_DESC_SIZE); | |
138 | INIT_LIST_HEAD(&sub->subsystem_list); | |
139 | INIT_LIST_HEAD(&sub->test_list); | |
140 | spin_lock_init(&sub->test_lock); | |
141 | sub->desc.id = SPLAT_SUBSYSTEM_KOBJ; | |
142 | ||
86e3c28a | 143 | splat_test_init(sub, SPLAT_KOBJ_TEST1_NAME, SPLAT_KOBJ_TEST1_DESC, |
70e083d2 | 144 | SPLAT_KOBJ_TEST1_ID, splat_kobj_test1); |
86e3c28a | 145 | splat_test_init(sub, SPLAT_KOBJ_TEST2_NAME, SPLAT_KOBJ_TEST2_DESC, |
70e083d2 TG |
146 | SPLAT_KOBJ_TEST2_ID, splat_kobj_test2); |
147 | ||
148 | return sub; | |
149 | } /* splat_kobj_init() */ | |
150 | ||
151 | void | |
152 | splat_kobj_fini(splat_subsystem_t *sub) | |
153 | { | |
154 | ASSERT(sub); | |
155 | ||
86e3c28a CIK |
156 | splat_test_fini(sub, SPLAT_KOBJ_TEST2_ID); |
157 | splat_test_fini(sub, SPLAT_KOBJ_TEST1_ID); | |
70e083d2 TG |
158 | |
159 | kfree(sub); | |
160 | } /* splat_kobj_fini() */ | |
161 | ||
162 | int | |
163 | splat_kobj_id(void) | |
164 | { | |
165 | return SPLAT_SUBSYSTEM_KOBJ; | |
166 | } /* splat_kobj_id() */ |