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DEFINITIONS
This source file includes following definitions.
- badbuf_fstat
- badbuf_lstat
- badbuf_stat
- common_badbuf
- any_badbuf
- any_empty
- test_fstat
- test_lstat
- test_stat
1 /*
2 * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
3 * The President and Fellows of Harvard College.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 /*
31 * Bad calls to fstat, lstat, and stat
32 */
33
34 #include <sys/types.h>
35 #include <sys/stat.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <string.h>
39 #include <unistd.h>
40 #include <errno.h>
41 #include <err.h>
42
43 #include "config.h"
44 #include "test.h"
45
46 ////////////////////////////////////////////////////////////
47
48 static
49 int
50 badbuf_fstat(struct stat *sb)
51 {
52 return fstat(STDIN_FILENO, sb);
53 }
54
55 static
56 int
57 badbuf_lstat(struct stat *sb)
58 {
59 return lstat("null:", sb);
60 }
61
62 static
63 int
64 badbuf_stat(struct stat *sb)
65 {
66 return stat("null:", sb);
67 }
68
69 static
70 void
71 common_badbuf(int (*statfunc)(struct stat *), void *ptr,
72 const char *call, const char *ptrdesc)
73 {
74 int rv;
75 char mydesc[128];
76
77 snprintf(mydesc, sizeof(mydesc), "%s with %s buf", call, ptrdesc);
78 rv = statfunc(ptr);
79 report_test(rv, errno, EFAULT, mydesc);
80 }
81
82 static
83 void
84 any_badbuf(int (*statfunc)(struct stat *), const char *call)
85 {
86 common_badbuf(statfunc, NULL, call, "NULL");
87 common_badbuf(statfunc, INVAL_PTR, call, "invalid pointer");
88 common_badbuf(statfunc, KERN_PTR, call, "kernel pointer");
89 }
90
91 ////////////////////////////////////////////////////////////
92
93 static
94 void
95 any_empty(int (*statfunc)(const char *, struct stat *), const char *call)
96 {
97 struct stat sb;
98 char desc[128];
99 int rv;
100
101 snprintf(desc, sizeof(desc), "%s on empty string", call);
102 rv = statfunc("", &sb);
103 report_test2(rv, errno, 0, EINVAL, desc);
104 }
105
106 ////////////////////////////////////////////////////////////
107
108 void
109 test_fstat(void)
110 {
111 test_fstat_fd();
112 any_badbuf(badbuf_fstat, "fstat");
113 }
114
115 void
116 test_lstat(void)
117 {
118 test_lstat_path();
119 any_empty(lstat, "stat");
120 any_badbuf(badbuf_lstat, "lstat");
121 }
122
123 void
124 test_stat(void)
125 {
126 test_stat_path();
127 any_empty(stat, "stat");
128 any_badbuf(badbuf_stat, "stat");
129 }
130