robbiew | 2db8c7e | 2003-01-01 20:50:36 +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 |
Wanlong Gao | fed9641 | 2012-10-24 10:10:29 +0800 | [diff] [blame] | 13 | * with this program; if not, write the Free Software Foundation, Inc., |
| 14 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 15 | * |
| 16 | */ |
| 17 | /********************************************************** |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 18 | * |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 19 | * TEST IDENTIFIER : ioperm02 |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 20 | * |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 21 | * EXECUTED BY : superuser |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 22 | * |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 23 | * TEST TITLE : Tests for error conditions |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 24 | * |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 25 | * TEST CASE TOTAL : 2 |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 26 | * |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 27 | * AUTHOR : Subhab Biwas <subhabrata.biswas@wipro.com> |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 28 | * |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 29 | * SIGNALS |
| 30 | * Uses SIGUSR1 to pause before test if option set. |
| 31 | * (See the parse_opts(3) man page). |
| 32 | * |
| 33 | * DESCRIPTION |
| 34 | * Verify that |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 35 | * 1) ioperm(2) returns -1 and sets errno to EINVAL for I/O port |
| 36 | * address greater than 0x3ff. |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 37 | * 2) ioperm(2) returns -1 and sets errno to EPERM if the current |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 38 | * user is not the super-user. |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 39 | * |
| 40 | * Setup: |
| 41 | * Setup signal handling. |
| 42 | * Set expected errnos for logging |
| 43 | * Pause for SIGUSR1 if option specified. |
| 44 | * |
| 45 | * Test: |
| 46 | * Loop if the proper options are given. |
| 47 | * Execute system call |
| 48 | * Check return code and error number, if matching, |
| 49 | * Issue PASS message |
| 50 | * Otherwise, |
| 51 | * Issue FAIL message |
| 52 | * Perform testcase specific cleanup (if needed) |
| 53 | * |
| 54 | * Cleanup: |
| 55 | * Print errno log and/or timing stats if options given |
| 56 | * |
| 57 | * USAGE: <for command-line> |
| 58 | * ioperm02 [-c n] [-e] [-i n] [-I x] [-P x] [-t] [-h] [-f] [-p] |
| 59 | * where, -c n : Run n copies concurrently. |
| 60 | * -e : Turn on errno logging. |
| 61 | * -h : Show help screen |
| 62 | * -f : Turn off functional testing |
| 63 | * -i n : Execute test n times. |
| 64 | * -I x : Execute test for x seconds. |
| 65 | * -p : Pause for SIGUSR1 before starting |
| 66 | * -P x : Pause for x seconds between iterations. |
| 67 | * -t : Turn on syscall timing. |
| 68 | * |
| 69 | ****************************************************************/ |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 70 | |
Cyril Hrubis | fdce7d5 | 2013-04-04 18:35:48 +0200 | [diff] [blame] | 71 | char *TCID = "ioperm02"; |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 72 | |
robbiew | 9e3583b | 2003-02-12 19:44:48 +0000 | [diff] [blame] | 73 | #if defined __i386__ || defined(__x86_64__) |
| 74 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 75 | #include <errno.h> |
| 76 | #include <unistd.h> |
| 77 | #include <sys/io.h> |
| 78 | #include <pwd.h> |
| 79 | #include "test.h" |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 80 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 81 | #define NUM_BYTES 3 |
| 82 | #define TURN_ON 1 |
| 83 | #define TURN_OFF 0 |
| 84 | #define EXP_RET_VAL -1 |
mridge | 5814a0e | 2005-06-01 20:36:41 +0000 | [diff] [blame] | 85 | #ifndef IO_BITMAP_BITS |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 86 | #define IO_BITMAP_BITS 1024 /* set to default value since some H/W may not support 0x10000 even with a 2.6.8 kernel */ |
mridge | adab344 | 2006-01-30 22:44:57 +0000 | [diff] [blame] | 87 | #define IO_BITMAP_BITS_16 65536 |
mridge | 5814a0e | 2005-06-01 20:36:41 +0000 | [diff] [blame] | 88 | #endif |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 89 | |
| 90 | static void setup(); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 91 | static int setup1(void); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 92 | static void cleanup1(); |
| 93 | static void cleanup(); |
| 94 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 95 | static char nobody_uid[] = "nobody"; |
| 96 | struct passwd *ltpuser; |
| 97 | |
| 98 | struct test_cases_t { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 99 | long from; /* starting port address */ |
| 100 | long num; /* no. of bytes from starting address */ |
| 101 | int turn_on; |
| 102 | char *desc; /* test case description */ |
| 103 | int exp_errno; /* expected error number */ |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 104 | }; |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 105 | |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 106 | int TST_TOTAL = 2; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 107 | struct test_cases_t *test_cases; |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 108 | |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 109 | int main(int ac, char **av) |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 110 | { |
Garrett Cooper | 7d0a4a5 | 2010-12-16 10:05:08 -0800 | [diff] [blame] | 111 | int lc, i; |
Cyril Hrubis | 0b9589f | 2014-05-27 17:40:33 +0200 | [diff] [blame] | 112 | const char *msg; |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 113 | |
Garrett Cooper | 7d0a4a5 | 2010-12-16 10:05:08 -0800 | [diff] [blame] | 114 | if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
Garrett Cooper | 60fa801 | 2010-11-22 13:50:58 -0800 | [diff] [blame] | 115 | tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 116 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 117 | setup(); |
| 118 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 119 | for (lc = 0; TEST_LOOPING(lc); lc++) { |
| 120 | |
Caspar Zhang | d59a659 | 2013-03-07 14:59:12 +0800 | [diff] [blame] | 121 | tst_count = 0; |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 122 | |
| 123 | for (i = 0; i < TST_TOTAL; ++i) { |
| 124 | |
| 125 | if (i == 1) { |
| 126 | /* setup Non super-user for second test */ |
| 127 | if (setup1()) { |
| 128 | /* setup1() failed, skip this test */ |
| 129 | continue; |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | /* Test the system call */ |
| 134 | |
| 135 | TEST(ioperm(test_cases[i].from, |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 136 | test_cases[i].num, test_cases[i].turn_on)); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 137 | |
| 138 | if ((TEST_RETURN == EXP_RET_VAL) && |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 139 | (TEST_ERRNO == test_cases[i].exp_errno)) { |
| 140 | tst_resm(TPASS, "Expected failure for %s, " |
| 141 | "errno: %d", test_cases[i].desc, |
| 142 | TEST_ERRNO); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 143 | } else { |
| 144 | tst_resm(TFAIL, "Unexpected results for %s ; " |
subrata_modak | 358c3ee | 2009-10-26 14:55:46 +0000 | [diff] [blame] | 145 | "returned %ld (expected %d), errno %d " |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 146 | "(expected errno %d)", |
| 147 | test_cases[i].desc, |
| 148 | TEST_RETURN, EXP_RET_VAL, |
| 149 | TEST_ERRNO, test_cases[i].exp_errno); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 150 | } |
| 151 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 152 | if (i == 1) { |
| 153 | /* revert back to super user */ |
| 154 | cleanup1(); |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 155 | } else { |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 156 | } |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 157 | } |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 158 | |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 159 | } |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 160 | |
| 161 | /* cleanup and exit */ |
| 162 | cleanup(); |
| 163 | |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 164 | tst_exit(); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 165 | |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 166 | } |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 167 | |
| 168 | /* setup1() - set up non-super user for second test case */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 169 | int setup1(void) |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 170 | { |
| 171 | /* switch to "nobody" user */ |
| 172 | if (seteuid(ltpuser->pw_uid) == -1) { |
| 173 | tst_resm(TWARN, "Failed to set effective" |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 174 | "uid to %d", ltpuser->pw_uid); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 175 | return 1; |
| 176 | } |
| 177 | return 0; |
| 178 | } |
| 179 | |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 180 | /* cleanup1() - reset to super user for second test case */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 181 | void cleanup1(void) |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 182 | { |
| 183 | /* reset user as root */ |
| 184 | if (seteuid(0) == -1) { |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 185 | tst_brkm(TBROK, NULL, "Failed to set uid as root"); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 186 | } |
| 187 | } |
| 188 | |
| 189 | /* setup() - performs all ONE TIME setup for this test */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 190 | void setup(void) |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 191 | { |
Nicolas Joly | d4ceb37 | 2014-06-22 17:03:57 +0200 | [diff] [blame] | 192 | tst_require_root(NULL); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 193 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 194 | tst_sig(NOFORK, DEF_HANDLER, cleanup); |
| 195 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 196 | /* Check if "nobody" user id exists */ |
| 197 | if ((ltpuser = getpwnam(nobody_uid)) == NULL) { |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 198 | tst_brkm(TBROK, NULL, "\"nobody\" user id doesn't exist"); |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 199 | } |
| 200 | |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 201 | /* |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 202 | * The value of IO_BITMAP_BITS (include/asm-i386/processor.h) changed |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 203 | * from kernel 2.6.8 to permit 16-bits (65536) ioperm |
| 204 | * |
| 205 | * Ricky Ng-Adam, rngadam@yahoo.com |
| 206 | * */ |
Cyril Hrubis | d218f34 | 2014-09-23 13:14:56 +0200 | [diff] [blame] | 207 | test_cases = malloc(sizeof(struct test_cases_t) * 2); |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 208 | test_cases[0].num = NUM_BYTES; |
| 209 | test_cases[0].turn_on = TURN_ON; |
| 210 | test_cases[0].desc = "Invalid I/O address"; |
| 211 | test_cases[0].exp_errno = EINVAL; |
| 212 | test_cases[1].num = NUM_BYTES; |
| 213 | test_cases[1].turn_on = TURN_ON; |
| 214 | test_cases[1].desc = "Non super-user"; |
| 215 | test_cases[1].exp_errno = EPERM; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 216 | if ((tst_kvercmp(2, 6, 8) < 0) || (tst_kvercmp(2, 6, 9) == 0)) { |
| 217 | /*try invalid ioperm on 1022, 1023, 1024 */ |
subrata_modak | 4bb656a | 2009-02-26 12:02:09 +0000 | [diff] [blame] | 218 | test_cases[0].from = (IO_BITMAP_BITS - NUM_BYTES) + 1; |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 219 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 220 | /*try get valid ioperm on 1021, 1022, 1023 */ |
mridge | 5814a0e | 2005-06-01 20:36:41 +0000 | [diff] [blame] | 221 | test_cases[1].from = IO_BITMAP_BITS - NUM_BYTES; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 222 | } else { |
| 223 | /*try invalid ioperm on 65534, 65535, 65536 */ |
mridge | adab344 | 2006-01-30 22:44:57 +0000 | [diff] [blame] | 224 | test_cases[0].from = (IO_BITMAP_BITS_16 - NUM_BYTES) + 1; |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 225 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 226 | /*try valid ioperm on 65533, 65534, 65535 */ |
mridge | adab344 | 2006-01-30 22:44:57 +0000 | [diff] [blame] | 227 | test_cases[1].from = IO_BITMAP_BITS_16 - NUM_BYTES; |
robbiew | 89e9bf9 | 2004-12-20 20:08:18 +0000 | [diff] [blame] | 228 | } |
| 229 | |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 230 | TEST_PAUSE; |
| 231 | |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 232 | } |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 233 | |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 234 | void cleanup(void) |
robbiew | 2db8c7e | 2003-01-01 20:50:36 +0000 | [diff] [blame] | 235 | { |
| 236 | |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 237 | } |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 238 | |
| 239 | #else /* __i386__ */ |
| 240 | |
| 241 | #include "test.h" |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 242 | |
Cyril Hrubis | fdce7d5 | 2013-04-04 18:35:48 +0200 | [diff] [blame] | 243 | int TST_TOTAL = 0; |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 244 | |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 245 | int main(void) |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 246 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 247 | tst_resm(TPASS, |
| 248 | "LSB v1.3 does not specify ioperm() for this architecture."); |
robbiew | 4d6995c | 2003-01-10 18:26:33 +0000 | [diff] [blame] | 249 | tst_exit(); |
| 250 | } |
| 251 | |
Chris Dearman | ec6edca | 2012-10-17 19:54:01 -0700 | [diff] [blame] | 252 | #endif /* __i386__ */ |