1 /* $NetBSD: t_faccessat.c,v 1.1 2012/11/18 17:41:54 manu Exp $ */ 2 3 /*- 4 * Copyright (c) 2012 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Emmanuel Dreyfus. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 #include <sys/cdefs.h> 32 __RCSID("$NetBSD: t_faccessat.c,v 1.1 2012/11/18 17:41:54 manu Exp $"); 33 34 #include <atf-c.h> 35 #include <errno.h> 36 #include <fcntl.h> 37 #include <limits.h> 38 #include <paths.h> 39 #include <stdio.h> 40 #include <string.h> 41 #include <unistd.h> 42 #include <sys/param.h> 43 44 #define DIR "dir" 45 #define FILE "dir/faccessat" 46 #define BASEFILE "faccessat" 47 #define LINK "dir/symlink" 48 #define BASELINK "symlink" 49 #define FILEERR "dir/faccessaterr" 50 51 ATF_TC_WITH_CLEANUP(faccessat_fd); 52 ATF_TC_HEAD(faccessat_fd, tc) 53 { 54 atf_tc_set_md_var(tc, "descr", "See that faccessat works with fd"); 55 } 56 57 ATF_TC_BODY(faccessat_fd, tc) 58 { 59 int dfd; 60 int fd; 61 62 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 63 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 64 ATF_REQUIRE(close(fd) == 0); 65 66 ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); 67 ATF_REQUIRE(faccessat(dfd, BASEFILE, F_OK, 0) == 0); 68 ATF_REQUIRE(close(dfd) == 0); 69 } 70 71 ATF_TC_CLEANUP(faccessat_fd, tc) 72 { 73 (void)unlink(FILE); 74 (void)unlink(FILEERR); 75 (void)rmdir(DIR); 76 } 77 78 ATF_TC_WITH_CLEANUP(faccessat_fdcwd); 79 ATF_TC_HEAD(faccessat_fdcwd, tc) 80 { 81 atf_tc_set_md_var(tc, "descr", 82 "See that faccessat works with fd as AT_FDCWD"); 83 } 84 85 ATF_TC_BODY(faccessat_fdcwd, tc) 86 { 87 int fd; 88 89 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 90 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 91 ATF_REQUIRE(close(fd) == 0); 92 93 ATF_REQUIRE(chdir(DIR) == 0); 94 ATF_REQUIRE(faccessat(AT_FDCWD, BASEFILE, F_OK, 0) == 0); 95 } 96 97 ATF_TC_CLEANUP(faccessat_fdcwd, tc) 98 { 99 (void)unlink(FILE); 100 (void)unlink(FILEERR); 101 (void)rmdir(DIR); 102 } 103 104 ATF_TC_WITH_CLEANUP(faccessat_fdcwderr); 105 ATF_TC_HEAD(faccessat_fdcwderr, tc) 106 { 107 atf_tc_set_md_var(tc, "descr", 108 "See that faccessat fails with fd as AT_FDCWD and bad path"); 109 } 110 111 ATF_TC_BODY(faccessat_fdcwderr, tc) 112 { 113 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 114 ATF_REQUIRE(faccessat(AT_FDCWD, FILEERR, F_OK, 0) == -1); 115 } 116 117 ATF_TC_CLEANUP(faccessat_fdcwderr, tc) 118 { 119 (void)unlink(FILE); 120 (void)unlink(FILEERR); 121 (void)rmdir(DIR); 122 } 123 124 ATF_TC_WITH_CLEANUP(faccessat_fderr1); 125 ATF_TC_HEAD(faccessat_fderr1, tc) 126 { 127 atf_tc_set_md_var(tc, "descr", "See that faccessat fail with bad path"); 128 } 129 130 ATF_TC_BODY(faccessat_fderr1, tc) 131 { 132 int dfd; 133 134 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 135 ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); 136 ATF_REQUIRE(faccessat(dfd, FILEERR, F_OK, 0) == -1); 137 ATF_REQUIRE(close(dfd) == 0); 138 139 } 140 141 ATF_TC_CLEANUP(faccessat_fderr1, tc) 142 { 143 (void)unlink(FILE); 144 (void)unlink(FILEERR); 145 (void)rmdir(DIR); 146 } 147 148 ATF_TC_WITH_CLEANUP(faccessat_fderr2); 149 ATF_TC_HEAD(faccessat_fderr2, tc) 150 { 151 atf_tc_set_md_var(tc, "descr", "See that faccessat fails with bad fdat"); 152 } 153 154 ATF_TC_BODY(faccessat_fderr2, tc) 155 { 156 int dfd; 157 int fd; 158 char cwd[MAXPATHLEN]; 159 160 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 161 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 162 ATF_REQUIRE(close(fd) == 0); 163 164 ATF_REQUIRE((dfd = open(getcwd(cwd, MAXPATHLEN), O_RDONLY, 0)) != -1); 165 ATF_REQUIRE(faccessat(dfd, BASEFILE, F_OK, 0) == -1); 166 ATF_REQUIRE(close(dfd) == 0); 167 } 168 169 ATF_TC_CLEANUP(faccessat_fderr2, tc) 170 { 171 (void)unlink(FILE); 172 (void)unlink(FILEERR); 173 (void)rmdir(DIR); 174 } 175 176 ATF_TC_WITH_CLEANUP(faccessat_fderr3); 177 ATF_TC_HEAD(faccessat_fderr3, tc) 178 { 179 atf_tc_set_md_var(tc, "descr", "See that faccessat fails with fd as -1"); 180 } 181 182 ATF_TC_BODY(faccessat_fderr3, tc) 183 { 184 int fd; 185 186 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 187 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 188 ATF_REQUIRE(close(fd) == 0); 189 190 ATF_REQUIRE(faccessat(-1, FILE, F_OK, 0) == -1); 191 } 192 193 ATF_TC_CLEANUP(faccessat_fderr3, tc) 194 { 195 (void)unlink(FILE); 196 (void)unlink(FILEERR); 197 (void)rmdir(DIR); 198 } 199 200 ATF_TC_WITH_CLEANUP(faccessat_fdlink); 201 ATF_TC_HEAD(faccessat_fdlink, tc) 202 { 203 atf_tc_set_md_var(tc, "descr", "See that faccessat works on symlink"); 204 } 205 206 ATF_TC_BODY(faccessat_fdlink, tc) 207 { 208 int dfd; 209 210 ATF_REQUIRE(mkdir(DIR, 0755) == 0); 211 ATF_REQUIRE(symlink(FILE, LINK) == 0); /* NB: FILE does not exists */ 212 213 ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); 214 215 ATF_REQUIRE(faccessat(dfd, BASELINK, F_OK, 0) == -1); 216 ATF_REQUIRE(errno == ENOENT); 217 218 ATF_REQUIRE(faccessat(dfd, BASELINK, F_OK, AT_SYMLINK_NOFOLLOW) == 0); 219 220 ATF_REQUIRE(close(dfd) == 0); 221 } 222 223 ATF_TC_CLEANUP(faccessat_fdlink, tc) 224 { 225 (void)unlink(LINK); 226 (void)rmdir(DIR); 227 } 228 229 ATF_TP_ADD_TCS(tp) 230 { 231 232 ATF_TP_ADD_TC(tp, faccessat_fd); 233 ATF_TP_ADD_TC(tp, faccessat_fdcwd); 234 ATF_TP_ADD_TC(tp, faccessat_fdcwderr); 235 ATF_TP_ADD_TC(tp, faccessat_fderr1); 236 ATF_TP_ADD_TC(tp, faccessat_fderr2); 237 ATF_TP_ADD_TC(tp, faccessat_fderr3); 238 ATF_TP_ADD_TC(tp, faccessat_fdlink); 239 240 return atf_no_error(); 241 } 242