robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) Wipro Technologies Ltd, 2002. All Rights Reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of version 2 of the GNU General Public License as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it would be useful, but |
| 9 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| 11 | * |
| 12 | * You should have received a copy of the GNU General Public License along |
| 13 | * with this program; if not, write the Free Software Foundation, Inc., 59 |
| 14 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. |
| 15 | * |
| 16 | */ |
| 17 | /************************************************************************** |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 18 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 19 | * TEST IDENTIFIER : sysfs(2) |
| 20 | * |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 21 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 22 | * EXECUTED BY : anyone |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 23 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 24 | * TEST TITLE : Test checking for basic error conditions |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 25 | * for sysfs(2) |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 26 | * |
| 27 | * TEST CASE TOTAL : 3 |
| 28 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 29 | * AUTHOR : Aniruddha Marathe <aniruddha.marathe@wipro.com> |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 30 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 31 | * SIGNALS |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 32 | * Uses SIGUSR1 to pause before test if option set. |
| 33 | * (See the parse_opts(3) man page). |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 34 | * |
| 35 | * DESCRIPTION |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 36 | * This test case checks whether sysfs(2) system call returns |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 37 | * appropriate error number for invalid |
| 38 | * option and for invalid filesystem name. |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 39 | * |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 40 | * Setup: |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 41 | * Setup signal handling. |
| 42 | * Pause for SIGUSR1 if option specified. |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 43 | * |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 44 | * Test: |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 45 | * Loop if the proper options are given. |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 46 | * Execute system call with invaid option parameter and for |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 47 | * invalid filesystem name |
| 48 | * Check return code, if system call fails with errno == expected errno |
| 49 | * Issue syscall passed with expected errno |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 50 | * Otherwise, |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 51 | * Issue syscall failed to produce expected errno |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 52 | * |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 53 | * Cleanup: |
| 54 | * Do cleanup for the test. |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 55 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 56 | * USAGE: <for command-line> |
| 57 | * sysfs05 [-c n] [-e] [-i n] [-I x] [-P x] [-t] [-f] [-h] [-p] |
| 58 | * where: |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 59 | * -c n : Run n copies simultaneously |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 60 | * -e : Turn on errno logging. |
| 61 | * -i n : Execute test n times. |
| 62 | * -I x : Execute test for x seconds. |
| 63 | * -p : Pause for SIGUSR1 before starting |
| 64 | * -P x : Pause for x seconds between iterations. |
| 65 | * -t : Turn on syscall timing. |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 66 | * |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 67 | *RESTRICTIONS: |
| 68 | *There is no libc or glibc support |
| 69 | *Kernel must be compiled with ext2 support |
| 70 | *****************************************************************************/ |
| 71 | |
| 72 | #include <errno.h> |
| 73 | #include <syscall.h> |
| 74 | #include "test.h" |
| 75 | #include "usctest.h" |
| 76 | |
| 77 | static void setup(); |
| 78 | static void cleanup(); |
| 79 | |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 80 | char *TCID = "sysfs05"; /* Test program identifier. */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 81 | extern int Tst_count; /* Test Case counter for tst_* routines */ |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 82 | static int option[3] = { 1, 4, 1 }; /* valid and invalid option */ |
| 83 | static char *fsname[] = { "ext0", " ext2", (char *)-1 }; |
| 84 | static int exp_enos[] = { EINVAL, EFAULT, 0 }; |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 85 | |
| 86 | static struct test_case_t { |
| 87 | char *err_desc; /*error description */ |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 88 | int exp_errno; /* expected error number */ |
| 89 | char *exp_errval; /*Expected errorvalue string */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 90 | } testcase[] = { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 91 | { |
| 92 | "Invalid option", EINVAL, "EINVAL"}, { |
| 93 | "Invalid filesystem name", EINVAL, "EINVAL "}, { |
| 94 | "Address is out of your address space", EFAULT, "EFAULT "} |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 95 | }; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 96 | int TST_TOTAL = sizeof(testcase) / sizeof(*testcase); |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 97 | |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 98 | int main(int ac, char **av) |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 99 | { |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 100 | int lc, i; /* loop counter */ |
| 101 | char *msg; /* message returned from parse_opts */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 102 | |
| 103 | /* parse standard options */ |
Garrett Cooper | 45e285d | 2010-11-22 12:19:25 -0800 | [diff] [blame^] | 104 | if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 105 | tst_brkm(TBROK, tst_exit, "OPTION PARSING ERROR - %s", msg); |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 106 | |
| 107 | /* perform global setup for test */ |
| 108 | setup(); |
| 109 | |
subrata_modak | 5e27825 | 2008-04-23 07:21:00 +0000 | [diff] [blame] | 110 | #ifdef __NR_sysfs |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 111 | /* check looping state if -i option given */ |
| 112 | for (lc = 0; TEST_LOOPING(lc); lc++) { |
| 113 | |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 114 | for (i = 0; i < TST_TOTAL; i++) { |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 115 | |
| 116 | /* reset Tst_count in case we are looping. */ |
| 117 | Tst_count = 0; |
vapier | 83de327 | 2006-08-06 04:40:53 +0000 | [diff] [blame] | 118 | TEST(syscall(__NR_sysfs, option[i], fsname[i])); |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 119 | |
| 120 | /* check return code */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 121 | if ((TEST_RETURN == -1) |
| 122 | && (TEST_ERRNO == testcase[i].exp_errno)) { |
| 123 | tst_resm(TPASS, |
| 124 | "sysfs(2) expected failure;" |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 125 | " Got errno - %s : %s", |
| 126 | testcase[i].exp_errval, |
| 127 | testcase[i].err_desc); |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 128 | } else { |
| 129 | tst_resm(TFAIL, "sysfs(2) failed to produce" |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 130 | " expected error; %d, errno" |
| 131 | ": %s and got %d", |
| 132 | testcase[i].exp_errno, |
| 133 | testcase[i].exp_errval, TEST_ERRNO); |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 134 | } |
| 135 | TEST_ERROR_LOG(TEST_ERRNO); |
| 136 | |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 137 | } /*End of TEST LOOPS */ |
| 138 | } /* End of TEST_LOOPING */ |
subrata_modak | 5e27825 | 2008-04-23 07:21:00 +0000 | [diff] [blame] | 139 | #else |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 140 | tst_resm(TWARN, |
| 141 | "This test can only run on kernels that support the sysfs system call"); |
subrata_modak | 5e27825 | 2008-04-23 07:21:00 +0000 | [diff] [blame] | 142 | #endif |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 143 | |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 144 | /*Clean up and exit */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 145 | cleanup(); |
| 146 | |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 147 | return 0; |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 148 | } /*End of main */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 149 | |
| 150 | /* setup() - performs all ONE TIME setup for this test */ |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 151 | void setup() |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 152 | { |
| 153 | /* capture signals */ |
| 154 | tst_sig(NOFORK, DEF_HANDLER, cleanup); |
| 155 | |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 156 | /* set the expected erronos */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 157 | TEST_EXP_ENOS(exp_enos); |
| 158 | |
| 159 | /* Pause if that option was specified */ |
| 160 | TEST_PAUSE; |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 161 | } /* End setup() */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 162 | |
| 163 | /* |
| 164 | * cleanup() - Performs one time cleanup for this test at |
| 165 | * completion or premature exit |
| 166 | */ |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 167 | void cleanup() |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 168 | { |
| 169 | /* |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 170 | * print timing stats if that option was specified. |
| 171 | * print errno log if that option was specified. |
| 172 | */ |
robbiew | 9a55a78 | 2002-12-26 20:45:16 +0000 | [diff] [blame] | 173 | TEST_CLEANUP; |
| 174 | |
| 175 | /* exit with return code appropriate for results */ |
| 176 | tst_exit(); |
vapier | 238755b | 2007-03-22 06:50:54 +0000 | [diff] [blame] | 177 | } /* End cleanup() */ |