1 /******************************************************************************/
2 /* */
3 /* Copyright (c) Ulrich Drepper <drepper@redhat.com> */
4 /* Copyright (c) International Business Machines Corp., 2009 */
5 /* */
6 /* This program is free software; you can redistribute it and/or modify */
7 /* it under the terms of the GNU General Public License as published by */
8 /* the Free Software Foundation; either version 2 of the License, or */
9 /* (at your option) any later version. */
10 /* */
11 /* This program is distributed in the hope that it will be useful, */
12 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */
13 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */
14 /* the GNU General Public License for more details. */
15 /* */
16 /* You should have received a copy of the GNU General Public License */
17 /* along with this program; if not, write to the Free Software */
18 /* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
19 /* */
20 /******************************************************************************/
21 /******************************************************************************/
22 /* */
23 /* File: socketpair02.c */
24 /* */
25 /* Description: This Program tests the new system call introduced in 2.6.27. */
26 /* Ulrich´s comment as in: */
27 /* http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=77d2720059618b9b6e827a8b73831eb6c6fad63c */
28 /* */
29 /* Usage: <for command-line> */
30 /* socketpair02 [-c n] [-e][-i n] [-I x] [-p x] [-t] */
31 /* where, -c n : Run n copies concurrently. */
32 /* -e : Turn on errno logging. */
33 /* -i n : Execute test n times. */
34 /* -I x : Execute test for x seconds. */
35 /* -P x : Pause for x seconds between iterations. */
36 /* -t : Turn on syscall timing. */
37 /* */
38 /* Total Tests: 1 */
39 /* */
40 /* Test Name: socketpair02 */
41 /* */
42 /* Author: Ulrich Drepper <drepper@redhat.com> */
43 /* */
44 /* History: Created - Jan 13 2009 - Ulrich Drepper <drepper@redhat.com> */
45 /* Ported to LTP */
46 /* - Jan 13 2009 - Subrata <subrata@linux.vnet.ibm.com> */
47 /******************************************************************************/
48 #include <fcntl.h>
49 #include <pthread.h>
50 #include <stdio.h>
51 #include <unistd.h>
52 #include <netinet/in.h>
53 #include <sys/socket.h>
54 #include <sys/syscall.h>
55
56 #include "test.h"
57
58 #ifndef SOCK_NONBLOCK
59 #define SOCK_NONBLOCK O_NONBLOCK
60 #endif
61
62 int TST_TOTAL = 2;
63 char *TCID = "socketpair02";
64
65 /* Extern Global Functions */
66 /******************************************************************************/
67 /* */
68 /* Function: cleanup */
69 /* */
70 /* Description: Performs all one time clean up for this test on successful */
71 /* completion, premature exit or failure. Closes all temporary */
72 /* files, removes all temporary directories exits the test with */
73 /* appropriate return code by calling tst_exit() function. */
74 /* */
75 /* Input: None. */
76 /* */
77 /* Output: None. */
78 /* */
79 /* Return: On failure - Exits calling tst_exit(). Non '0' return code. */
80 /* On success - Exits calling tst_exit(). With '0' return code. */
81 /* */
82 /******************************************************************************/
cleanup(void)83 void cleanup(void)
84 {
85
86 tst_rmdir();
87 }
88
89 /* Local Functions */
90 /******************************************************************************/
91 /* */
92 /* Function: setup */
93 /* */
94 /* Description: Performs all one time setup for this test. This function is */
95 /* typically used to capture signals, create temporary dirs */
96 /* and temporary files that may be used in the course of this */
97 /* test. */
98 /* */
99 /* Input: None. */
100 /* */
101 /* Output: None. */
102 /* */
103 /* Return: On failure - Exits by calling cleanup(). */
104 /* On success - returns 0. */
105 /* */
106 /******************************************************************************/
setup(void)107 void setup(void)
108 {
109 /* Capture signals if any */
110 /* Create temporary directories */
111 TEST_PAUSE;
112 tst_tmpdir();
113 }
114
main(int argc,char * argv[])115 int main(int argc, char *argv[])
116 {
117 int fds[2], fl, i;
118
119 if ((tst_kvercmp(2, 6, 27)) < 0) {
120 tst_brkm(TCONF, NULL,
121 "This test can only run on kernels that are 2.6.27 and higher");
122 }
123 setup();
124
125 if (socketpair(PF_UNIX, SOCK_STREAM, 0, fds) == -1) {
126 tst_brkm(TFAIL, cleanup, "socketpair(0) failed");
127 }
128 for (i = 0; i < ARRAY_SIZE(fds); i++) {
129 fl = fcntl(fds[i], F_GETFL);
130 if (fl == -1) {
131 tst_brkm(TBROK, cleanup, "fcntl failed");
132 }
133 if (fl & O_NONBLOCK) {
134 tst_brkm(TFAIL, cleanup,
135 "socketpair(0) set non-blocking mode for fds[%d]",
136 i);
137 }
138 close(fds[i]);
139 }
140
141 if (socketpair(PF_UNIX, SOCK_STREAM | SOCK_NONBLOCK, 0, fds) == -1) {
142 tst_brkm(TFAIL, cleanup, "socketpair(SOCK_NONBLOCK) failed");
143 }
144 for (i = 0; i < ARRAY_SIZE(fds); i++) {
145 fl = fcntl(fds[i], F_GETFL);
146 if (fl == -1) {
147 tst_brkm(TBROK, cleanup, "fcntl failed");
148 }
149 if ((fl & O_NONBLOCK) == 0) {
150 tst_brkm(TFAIL, cleanup,
151 "socketpair(SOCK_NONBLOCK) didn't set non-blocking "
152 "mode for fds[%d]", i);
153 }
154 close(fds[i]);
155 }
156 tst_resm(TPASS, "socketpair(SOCK_NONBLOCK) PASSED");
157 cleanup();
158 tst_exit();
159 }
160