1 /* 2 * Copyright (c) 2000 Silicon Graphics, Inc. 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 * Further, this software is distributed without any warranty that it is 13 * free of the rightful claim of any third person regarding infringement 14 * or the like. Any license provided herein, whether implied or 15 * otherwise, applies only to this software file. Patent licenses, if 16 * any, provided herein do not apply to combinations of this program with 17 * other software, or any other product whatsoever. 18 * 19 * You should have received a copy of the GNU General Public License along 20 * with this program; if not, write the Free Software Foundation, Inc., 21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 22 * 23 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 24 * Mountain View, CA 94043, or: 25 * 26 * http://www.sgi.com 27 * 28 * For further information regarding this notice, see: 29 * 30 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 31 * 32 */ 33 /* $Id: mkdir01.c,v 1.7 2009/03/23 13:35:54 subrata_modak Exp $ */ 34 /********************************************************** 35 * 36 * OS Test - Silicon Graphics, Inc. 37 * 38 * TEST IDENTIFIER : mkdir01 39 * 40 * EXECUTED BY : anyone 41 * 42 * TEST TITLE : Basic errno test for mkdir(2) 43 * 44 * PARENT DOCUMENT : mkstds02 45 * 46 * TEST CASE TOTAL : 2 47 * 48 * WALL CLOCK TIME : 1 49 * 50 * CPU TYPES : ALL 51 * 52 * AUTHOR : Bill Branum 53 * 54 * CO-PILOT : Kathy Olmsted 55 * 56 * DATE STARTED : 4/15/92 57 * 58 * INITIAL RELEASE : UNICOS 7.0 59 * 60 * TEST CASES 61 * 62 * mkdir(2) test for errno(s) EFAULT. 63 * 64 * INPUT SPECIFICATIONS 65 * The standard options for system call tests are accepted. 66 * (See the parse_opts(3) man page). 67 * 68 * DURATION 69 * Terminates - with frequency and infinite modes. 70 * 71 * SIGNALS 72 * Uses SIGUSR1 to pause before test if option set. 73 * (See the parse_opts(3) man page). 74 * 75 * ENVIRONMENTAL NEEDS 76 * No run-time environmental needs. 77 * 78 * DETAILED DESCRIPTION 79 * This test will verify that mkdir(2) returns a value of 80 * -1 and sets errno to EFAULT when the path argument points 81 * outside (above/below) the allocated address space of the 82 * process. 83 * 84 * Setup: 85 * Setup signal handling. 86 * Create and make current a temporary directory. 87 * Pause for SIGUSR1 if option specified. 88 * 89 * Test: 90 * Loop if the proper options are given. 91 * Execute system call 92 * Check return code, if system call failed (return=-1) 93 * Log the errno. 94 * If doing functional test 95 * check the errno returned and print result message 96 * 97 * Cleanup: 98 * Print errno log and/or timing stats if options given 99 * Remove the temporary directory. 100 * Exit. 101 * 102 * 103 *#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#**/ 104 105 #include <errno.h> 106 #include <string.h> 107 #include <signal.h> 108 #include <sys/stat.h> 109 #include <sys/types.h> 110 #include <sys/mman.h> 111 #include <fcntl.h> 112 #include <unistd.h> 113 #include "test.h" 114 115 void setup(); 116 void cleanup(); 117 118 char *TCID = "mkdir01"; 119 int TST_TOTAL = 2; 120 121 char *bad_addr = 0; 122 123 int main(int ac, char **av) 124 { 125 int lc; 126 127 tst_parse_opts(ac, av, NULL, NULL); 128 129 setup(); 130 131 for (lc = 0; TEST_LOOPING(lc); lc++) { 132 133 tst_count = 0; 134 135 /* 136 * TEST CASE: 1 137 * mkdir() call with pointer below allocated address space. 138 */ 139 140 /* Call mkdir(2) */ 141 TEST(mkdir(bad_addr, 0777)); 142 143 /* check return code */ 144 if (TEST_RETURN == -1) { 145 } 146 147 if (TEST_RETURN == -1) { 148 if (TEST_ERRNO == EFAULT) { 149 tst_resm(TPASS, 150 "mkdir - path argument pointing below allocated address space failed as expected with errno %d : %s", 151 TEST_ERRNO, 152 strerror(TEST_ERRNO)); 153 } else { 154 tst_resm(TFAIL, 155 "mkdir - path argument pointing below allocated address space failed with errno %d : %s but expected %d (EFAULT)", 156 TEST_ERRNO, 157 strerror(TEST_ERRNO), EFAULT); 158 } 159 } else { 160 tst_resm(TFAIL, 161 "mkdir - path argument pointing below allocated address space succeeded unexpectedly."); 162 163 } 164 #if !defined(UCLINUX) 165 /* 166 * TEST CASE: 2 167 * mkdir() call with pointer above allocated address space. 168 */ 169 170 /* Call mkdir(2) */ 171 TEST(mkdir(get_high_address(), 0777)); 172 173 /* check return code */ 174 if (TEST_RETURN == -1) { 175 } 176 177 if (TEST_RETURN == -1) { 178 if (TEST_ERRNO == EFAULT) { 179 tst_resm(TPASS, 180 "mkdir - path argument pointing above allocated address space failed as expected with errno %d : %s", 181 TEST_ERRNO, 182 strerror(TEST_ERRNO)); 183 } else { 184 tst_resm(TFAIL, 185 "mkdir - path argument pointing above allocated address space failed with errno %d : %s but expected %d (EFAULT)", 186 TEST_ERRNO, 187 strerror(TEST_ERRNO), EFAULT); 188 } 189 } else { 190 tst_resm(TFAIL, 191 "mkdir - path argument pointing above allocated address space succeeded unexpectedly."); 192 193 } 194 #endif /* if !defined(UCLINUX) */ 195 196 } 197 198 cleanup(); 199 tst_exit(); 200 } 201 202 /*************************************************************** 203 * setup() - performs all ONE TIME setup for this test. 204 ***************************************************************/ 205 void setup(void) 206 { 207 208 tst_sig(NOFORK, DEF_HANDLER, cleanup); 209 210 TEST_PAUSE; 211 212 /* Create a temporary directory and make it current. */ 213 tst_tmpdir(); 214 215 bad_addr = mmap(0, 1, PROT_NONE, 216 MAP_PRIVATE_EXCEPT_UCLINUX | MAP_ANONYMOUS, 0, 0); 217 if (bad_addr == MAP_FAILED) { 218 tst_brkm(TBROK, cleanup, "mmap failed"); 219 } 220 } 221 222 /*************************************************************** 223 * cleanup() - performs all ONE TIME cleanup for this test at 224 * completion or premature exit. 225 ***************************************************************/ 226 void cleanup(void) 227 { 228 229 /* 230 * Remove the temporary directory. 231 */ 232 tst_rmdir(); 233 234 /* 235 * Exit with return code appropriate for results. 236 */ 237 238 } 239
