1 /******************************************************************************/
2 /* Copyright (c) Crackerjack Project., 2007 */
3 /* */
4 /* This program is free software; you can redistribute it and/or modify */
5 /* it under the terms of the GNU General Public License as published by */
6 /* the Free Software Foundation; either version 2 of the License, or */
7 /* (at your option) any later version. */
8 /* */
9 /* This program is distributed in the hope that it will be useful, */
10 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */
11 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */
12 /* the GNU General Public License for more details. */
13 /* */
14 /* You should have received a copy of the GNU General Public License */
15 /* along with this program; if not, write to the Free Software Foundation, */
16 /* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
17 /* */
18 /* History: Porting from Crackerjack to LTP is done by */
19 /* Manas Kumar Nayak maknayak@in.ibm.com> */
20 /******************************************************************************/
21
22 /******************************************************************************/
23 /* Description: This tests the rt_sigaction() syscall */
24 /* rt_sigaction Expected EINVAL error check */
25 /******************************************************************************/
26
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <unistd.h>
30 #include <signal.h>
31 #include <errno.h>
32 #include <sys/syscall.h>
33 #include <string.h>
34
35 #include "test.h"
36 #include "linux_syscall_numbers.h"
37 #include "lapi/rt_sigaction.h"
38
39 #define INVAL_SIGSETSIZE -1
40
41 char *TCID = "rt_sigaction03";
42 static int testno;
43 int TST_TOTAL = 1;
44
cleanup(void)45 static void cleanup(void)
46 {
47 tst_rmdir();
48 }
49
setup(void)50 static void setup(void)
51 {
52 TEST_PAUSE;
53 tst_tmpdir();
54 }
55
56 static int test_flags[] =
57 { SA_RESETHAND | SA_SIGINFO, SA_RESETHAND, SA_RESETHAND | SA_SIGINFO,
58 SA_RESETHAND | SA_SIGINFO, SA_NOMASK };
59 char *test_flags_list[] =
60 { "SA_RESETHAND|SA_SIGINFO", "SA_RESETHAND", "SA_RESETHAND|SA_SIGINFO",
61 "SA_RESETHAND|SA_SIGINFO", "SA_NOMASK" };
62
63 static struct test_case_t {
64 int exp_errno;
65 char *errdesc;
66 } test_cases[] = {
67 {
68 EINVAL, "EINVAL"}
69 };
70
handler(int sig)71 static void handler(int sig)
72 {
73 tst_resm(TINFO, "Signal Handler Called with signal number %d\n", sig);
74 return;
75 }
76
set_handler(int sig,int sig_to_mask,int mask_flags)77 static int set_handler(int sig, int sig_to_mask, int mask_flags)
78 {
79 struct sigaction sa, oldaction;
80
81 sa.sa_sigaction = (void *)handler;
82 sa.sa_flags = mask_flags;
83 sigemptyset(&sa.sa_mask);
84 sigaddset(&sa.sa_mask, sig_to_mask);
85
86 /* *
87 * long sys_rt_sigaction (int sig, const struct sigaction *act, *
88 * truct sigaction *oact, size_t sigsetsize); *
89 * EINVAL: *
90 * sigsetsize was not equivalent to the size of a sigset_t type *
91 */
92
93 return ltp_rt_sigaction(sig, &sa, &oldaction, INVAL_SIGSETSIZE);
94 }
95
main(int ac,char ** av)96 int main(int ac, char **av)
97 {
98 unsigned int flag;
99 int signal;
100 int lc;
101
102 tst_parse_opts(ac, av, NULL, NULL);
103
104 setup();
105
106 for (lc = 0; TEST_LOOPING(lc); ++lc) {
107 tst_count = 0;
108 for (testno = 0; testno < TST_TOTAL; ++testno) {
109
110 for (signal = SIGRTMIN; signal <= (SIGRTMAX); signal++) {
111 tst_resm(TINFO, "Signal %d", signal);
112
113 for (flag = 0; flag < ARRAY_SIZE(test_flags); flag++) {
114 TEST(set_handler
115 (signal, 0, test_flags[flag]));
116 if ((TEST_RETURN == -1)
117 && (TEST_ERRNO ==
118 test_cases[0].exp_errno)) {
119 tst_resm(TINFO,
120 "sa.sa_flags = %s ",
121 test_flags_list[flag]);
122 tst_resm(TPASS,
123 "%s failure with sig: %d as expected errno = %s : %s",
124 TCID, signal,
125 test_cases[0].errdesc,
126 strerror(TEST_ERRNO));
127 } else {
128 tst_resm(TFAIL,
129 "rt_sigaction call succeeded: result = %ld got error %d:but expected %d",
130 TEST_RETURN,
131 TEST_ERRNO,
132 test_cases[0].
133 exp_errno);
134 tst_resm(TINFO,
135 "sa.sa_flags = %s ",
136 test_flags_list[flag]);
137 }
138 }
139 }
140
141 }
142 }
143 cleanup();
144 tst_exit();
145 }
146