1 /*-
2 * Copyright (c) 2013 Jilles Tjoelker
3 * All rights reserved.
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <fcntl.h>
28 #include <paths.h>
29 #include <stdio.h>
30 #include <string.h>
31
32 #include <atf-c.h>
33
34 /*
35 * O_ACCMODE is currently defined incorrectly. This is what it should be.
36 * Various code depends on the incorrect value.
37 */
38 #define CORRECT_O_ACCMODE (O_ACCMODE | O_EXEC)
39
40 static void
runtest(const char * fname,const char * mode)41 runtest(const char *fname, const char *mode)
42 {
43 FILE *fp;
44 int exp_fget_ret, fget_ret, fd, flags, wantedflags;
45
46 fp = fopen(fname, mode);
47 ATF_REQUIRE_MSG(fp != NULL,
48 "fopen(\"%s\", \"%s\") failed", fname, mode);
49 fd = fileno(fp);
50 ATF_REQUIRE_MSG(fd >= 0, "fileno() failed for fopen");
51 exp_fget_ret = strchr(mode, 'e') != NULL ? FD_CLOEXEC : 0;
52 ATF_REQUIRE_MSG((fget_ret = fcntl(fd, F_GETFD)) == exp_fget_ret,
53 "fcntl(.., F_GETFD) didn't FD_CLOEXEC as expected %d != %d",
54 exp_fget_ret, fget_ret);
55 flags = fcntl(fd, F_GETFL);
56 if (strchr(mode, '+'))
57 wantedflags = O_RDWR | (*mode == 'a' ? O_APPEND : 0);
58 else if (*mode == 'r')
59 wantedflags = O_RDONLY;
60 else if (*mode == 'w')
61 wantedflags = O_WRONLY;
62 else if (*mode == 'a')
63 wantedflags = O_WRONLY | O_APPEND;
64 else
65 wantedflags = -1;
66 fclose(fp);
67 if (wantedflags == -1)
68 atf_tc_fail("unrecognized mode: %s", mode);
69 else if ((flags & (CORRECT_O_ACCMODE | O_APPEND)) != wantedflags)
70 atf_tc_fail("incorrect access mode: %s", mode);
71 }
72
73 ATF_TC_WITHOUT_HEAD(fopen_r_test);
ATF_TC_BODY(fopen_r_test,tc)74 ATF_TC_BODY(fopen_r_test, tc)
75 {
76
77 runtest(_PATH_DEVNULL, "r");
78 }
79
80 ATF_TC_WITHOUT_HEAD(fopen_r_append_test);
ATF_TC_BODY(fopen_r_append_test,tc)81 ATF_TC_BODY(fopen_r_append_test, tc)
82 {
83
84 runtest(_PATH_DEVNULL, "r+");
85 }
86
87 ATF_TC_WITHOUT_HEAD(fopen_w_test);
ATF_TC_BODY(fopen_w_test,tc)88 ATF_TC_BODY(fopen_w_test, tc)
89 {
90
91 runtest(_PATH_DEVNULL, "w");
92 }
93
94 ATF_TC_WITHOUT_HEAD(fopen_w_append_test);
ATF_TC_BODY(fopen_w_append_test,tc)95 ATF_TC_BODY(fopen_w_append_test, tc)
96 {
97
98 runtest(_PATH_DEVNULL, "w+");
99 }
100
101 ATF_TC_WITHOUT_HEAD(fopen_a_test);
ATF_TC_BODY(fopen_a_test,tc)102 ATF_TC_BODY(fopen_a_test, tc)
103 {
104
105 runtest(_PATH_DEVNULL, "a");
106 }
107
108 ATF_TC_WITHOUT_HEAD(fopen_a_append_test);
ATF_TC_BODY(fopen_a_append_test,tc)109 ATF_TC_BODY(fopen_a_append_test, tc)
110 {
111
112 runtest(_PATH_DEVNULL, "a+");
113 }
114
115 ATF_TC_WITHOUT_HEAD(fopen_re_test);
ATF_TC_BODY(fopen_re_test,tc)116 ATF_TC_BODY(fopen_re_test, tc)
117 {
118
119 runtest(_PATH_DEVNULL, "re");
120 }
121
122 ATF_TC_WITHOUT_HEAD(fopen_r_append_e_test);
ATF_TC_BODY(fopen_r_append_e_test,tc)123 ATF_TC_BODY(fopen_r_append_e_test, tc)
124 {
125
126 runtest(_PATH_DEVNULL, "r+e");
127 }
128
129 ATF_TC_WITHOUT_HEAD(fopen_we_test);
ATF_TC_BODY(fopen_we_test,tc)130 ATF_TC_BODY(fopen_we_test, tc)
131 {
132
133 runtest(_PATH_DEVNULL, "we");
134 }
135
136 ATF_TC_WITHOUT_HEAD(fopen_w_append_e_test);
ATF_TC_BODY(fopen_w_append_e_test,tc)137 ATF_TC_BODY(fopen_w_append_e_test, tc)
138 {
139
140 runtest(_PATH_DEVNULL, "w+e");
141 }
142
143 ATF_TC_WITHOUT_HEAD(fopen_ae_test);
ATF_TC_BODY(fopen_ae_test,tc)144 ATF_TC_BODY(fopen_ae_test, tc)
145 {
146
147 runtest(_PATH_DEVNULL, "ae");
148 }
149
150 ATF_TC_WITHOUT_HEAD(fopen_a_append_e_test);
ATF_TC_BODY(fopen_a_append_e_test,tc)151 ATF_TC_BODY(fopen_a_append_e_test, tc)
152 {
153
154 runtest(_PATH_DEVNULL, "a+e");
155 }
156
157 ATF_TC_WITHOUT_HEAD(fopen_re_append_test);
ATF_TC_BODY(fopen_re_append_test,tc)158 ATF_TC_BODY(fopen_re_append_test, tc)
159 {
160
161 runtest(_PATH_DEVNULL, "re+");
162 }
163
164 ATF_TC_WITHOUT_HEAD(fopen_we_append_test);
ATF_TC_BODY(fopen_we_append_test,tc)165 ATF_TC_BODY(fopen_we_append_test, tc)
166 {
167
168 runtest(_PATH_DEVNULL, "we+");
169 }
170
171 ATF_TC_WITHOUT_HEAD(fopen_ae_append_test);
ATF_TC_BODY(fopen_ae_append_test,tc)172 ATF_TC_BODY(fopen_ae_append_test, tc)
173 {
174
175 runtest(_PATH_DEVNULL, "ae+");
176 }
177
ATF_TP_ADD_TCS(tp)178 ATF_TP_ADD_TCS(tp)
179 {
180
181 ATF_TP_ADD_TC(tp, fopen_r_test);
182 ATF_TP_ADD_TC(tp, fopen_r_append_test);
183 ATF_TP_ADD_TC(tp, fopen_w_test);
184 ATF_TP_ADD_TC(tp, fopen_w_append_test);
185 ATF_TP_ADD_TC(tp, fopen_a_test);
186 ATF_TP_ADD_TC(tp, fopen_a_append_test);
187 ATF_TP_ADD_TC(tp, fopen_re_test);
188 ATF_TP_ADD_TC(tp, fopen_r_append_e_test);
189 ATF_TP_ADD_TC(tp, fopen_we_test);
190 ATF_TP_ADD_TC(tp, fopen_w_append_e_test);
191 ATF_TP_ADD_TC(tp, fopen_ae_test);
192 ATF_TP_ADD_TC(tp, fopen_a_append_e_test);
193 ATF_TP_ADD_TC(tp, fopen_re_append_test);
194 ATF_TP_ADD_TC(tp, fopen_we_append_test);
195 ATF_TP_ADD_TC(tp, fopen_ae_append_test);
196
197 return (atf_no_error());
198 }
199
200 /*
201 vim:ts=8:cin:sw=8
202 */
203