t_o_search.c revision 1.3.2.2
1 1.3.2.2 yamt /* $NetBSD: t_o_search.c,v 1.3.2.2 2013/01/16 05:33:59 yamt Exp $ */ 2 1.3.2.2 yamt 3 1.3.2.2 yamt /*- 4 1.3.2.2 yamt * Copyright (c) 2012 The NetBSD Foundation, Inc. 5 1.3.2.2 yamt * All rights reserved. 6 1.3.2.2 yamt * 7 1.3.2.2 yamt * This code is derived from software contributed to The NetBSD Foundation 8 1.3.2.2 yamt * by Emmanuel Dreyfus. 9 1.3.2.2 yamt * 10 1.3.2.2 yamt * Redistribution and use in source and binary forms, with or without 11 1.3.2.2 yamt * modification, are permitted provided that the following conditions 12 1.3.2.2 yamt * are met: 13 1.3.2.2 yamt * 1. Redistributions of source code must retain the above copyright 14 1.3.2.2 yamt * notice, this list of conditions and the following disclaimer. 15 1.3.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 16 1.3.2.2 yamt * notice, this list of conditions and the following disclaimer in the 17 1.3.2.2 yamt * documentation and/or other materials provided with the distribution. 18 1.3.2.2 yamt * 19 1.3.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.3.2.2 yamt * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.3.2.2 yamt * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.3.2.2 yamt * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.3.2.2 yamt * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.3.2.2 yamt * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.3.2.2 yamt * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.3.2.2 yamt * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.3.2.2 yamt * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.3.2.2 yamt * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.3.2.2 yamt * POSSIBILITY OF SUCH DAMAGE. 30 1.3.2.2 yamt */ 31 1.3.2.2 yamt #include <sys/cdefs.h> 32 1.3.2.2 yamt __RCSID("$NetBSD: t_o_search.c,v 1.3.2.2 2013/01/16 05:33:59 yamt Exp $"); 33 1.3.2.2 yamt 34 1.3.2.2 yamt #include <atf-c.h> 35 1.3.2.2 yamt #include <errno.h> 36 1.3.2.2 yamt #include <fcntl.h> 37 1.3.2.2 yamt #include <limits.h> 38 1.3.2.2 yamt #include <paths.h> 39 1.3.2.2 yamt #include <stdio.h> 40 1.3.2.2 yamt #include <string.h> 41 1.3.2.2 yamt #include <unistd.h> 42 1.3.2.2 yamt #include <pwd.h> 43 1.3.2.2 yamt #include <sys/param.h> 44 1.3.2.2 yamt 45 1.3.2.2 yamt #define DIR "dir" 46 1.3.2.2 yamt #define FILE "dir/o_search" 47 1.3.2.2 yamt #define BASEFILE "o_search" 48 1.3.2.2 yamt 49 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_perm1); 50 1.3.2.2 yamt ATF_TC_HEAD(o_search_perm1, tc) 51 1.3.2.2 yamt { 52 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that openat enforce search permission"); 53 1.3.2.2 yamt atf_tc_set_md_var(tc, "require.user", "unprivileged"); 54 1.3.2.2 yamt } 55 1.3.2.2 yamt 56 1.3.2.2 yamt ATF_TC_BODY(o_search_perm1, tc) 57 1.3.2.2 yamt { 58 1.3.2.2 yamt int dfd; 59 1.3.2.2 yamt int fd; 60 1.3.2.2 yamt 61 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 62 1.3.2.2 yamt ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 63 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 64 1.3.2.2 yamt 65 1.3.2.2 yamt ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); 66 1.3.2.2 yamt 67 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) != -1); 68 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 69 1.3.2.2 yamt 70 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 644) == 0); 71 1.3.2.2 yamt 72 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) == -1); 73 1.3.2.2 yamt ATF_REQUIRE(errno == EACCES); 74 1.3.2.2 yamt 75 1.3.2.2 yamt ATF_REQUIRE(close(dfd) == 0); 76 1.3.2.2 yamt } 77 1.3.2.2 yamt 78 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_perm1, tc) 79 1.3.2.2 yamt { 80 1.3.2.2 yamt (void)unlink(FILE); 81 1.3.2.2 yamt (void)rmdir(DIR); 82 1.3.2.2 yamt } 83 1.3.2.2 yamt 84 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_root_flag1); 85 1.3.2.2 yamt ATF_TC_HEAD(o_search_root_flag1, tc) 86 1.3.2.2 yamt { 87 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that openat honours O_SEARCH"); 88 1.3.2.2 yamt atf_tc_set_md_var(tc, "require.user", "root"); 89 1.3.2.2 yamt } 90 1.3.2.2 yamt 91 1.3.2.2 yamt ATF_TC_BODY(o_search_root_flag1, tc) 92 1.3.2.2 yamt { 93 1.3.2.2 yamt int dfd; 94 1.3.2.2 yamt int fd; 95 1.3.2.2 yamt 96 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 97 1.3.2.2 yamt ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 98 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 99 1.3.2.2 yamt 100 1.3.2.2 yamt ATF_REQUIRE((dfd = open(DIR, O_RDONLY|O_SEARCH, 0)) != -1); 101 1.3.2.2 yamt 102 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) != -1); 103 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 104 1.3.2.2 yamt 105 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 644) == 0); 106 1.3.2.2 yamt 107 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) != -1); 108 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 109 1.3.2.2 yamt 110 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 444) == 0); 111 1.3.2.2 yamt 112 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) != -1); 113 1.3.2.2 yamt 114 1.3.2.2 yamt ATF_REQUIRE(close(dfd) == 0); 115 1.3.2.2 yamt } 116 1.3.2.2 yamt 117 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_root_flag1, tc) 118 1.3.2.2 yamt { 119 1.3.2.2 yamt (void)unlink(FILE); 120 1.3.2.2 yamt (void)rmdir(DIR); 121 1.3.2.2 yamt } 122 1.3.2.2 yamt 123 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_unpriv_flag1); 124 1.3.2.2 yamt ATF_TC_HEAD(o_search_unpriv_flag1, tc) 125 1.3.2.2 yamt { 126 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that openat honours O_SEARCH"); 127 1.3.2.2 yamt atf_tc_set_md_var(tc, "require.user", "unprivileged"); 128 1.3.2.2 yamt } 129 1.3.2.2 yamt 130 1.3.2.2 yamt ATF_TC_BODY(o_search_unpriv_flag1, tc) 131 1.3.2.2 yamt { 132 1.3.2.2 yamt int dfd; 133 1.3.2.2 yamt int fd; 134 1.3.2.2 yamt 135 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 136 1.3.2.2 yamt ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 137 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 138 1.3.2.2 yamt 139 1.3.2.2 yamt ATF_REQUIRE((dfd = open(DIR, O_RDONLY|O_SEARCH, 0)) != -1); 140 1.3.2.2 yamt 141 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) != -1); 142 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 143 1.3.2.2 yamt 144 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 744) == 0); 145 1.3.2.2 yamt 146 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) != -1); 147 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 148 1.3.2.2 yamt 149 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 444) == 0); 150 1.3.2.2 yamt 151 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) == -1); 152 1.3.2.2 yamt 153 1.3.2.2 yamt ATF_REQUIRE(close(dfd) == 0); 154 1.3.2.2 yamt } 155 1.3.2.2 yamt 156 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_unpriv_flag1, tc) 157 1.3.2.2 yamt { 158 1.3.2.2 yamt (void)unlink(FILE); 159 1.3.2.2 yamt (void)rmdir(DIR); 160 1.3.2.2 yamt } 161 1.3.2.2 yamt 162 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_perm2); 163 1.3.2.2 yamt ATF_TC_HEAD(o_search_perm2, tc) 164 1.3.2.2 yamt { 165 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that fstatat enforce search permission"); 166 1.3.2.2 yamt atf_tc_set_md_var(tc, "require.user", "unprivileged"); 167 1.3.2.2 yamt } 168 1.3.2.2 yamt 169 1.3.2.2 yamt ATF_TC_BODY(o_search_perm2, tc) 170 1.3.2.2 yamt { 171 1.3.2.2 yamt int dfd; 172 1.3.2.2 yamt int fd; 173 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 174 1.3.2.2 yamt ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 175 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 176 1.3.2.2 yamt 177 1.3.2.2 yamt ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); 178 1.3.2.2 yamt 179 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 180 1.3.2.2 yamt 181 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 644) == 0); 182 1.3.2.2 yamt 183 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == -1); 184 1.3.2.2 yamt ATF_REQUIRE(errno == EACCES); 185 1.3.2.2 yamt 186 1.3.2.2 yamt ATF_REQUIRE(close(dfd) == 0); 187 1.3.2.2 yamt } 188 1.3.2.2 yamt 189 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_perm2, tc) 190 1.3.2.2 yamt { 191 1.3.2.2 yamt (void)unlink(FILE); 192 1.3.2.2 yamt (void)rmdir(DIR); 193 1.3.2.2 yamt } 194 1.3.2.2 yamt 195 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_root_flag2); 196 1.3.2.2 yamt ATF_TC_HEAD(o_search_root_flag2, tc) 197 1.3.2.2 yamt { 198 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that fstatat honours O_SEARCH"); 199 1.3.2.2 yamt atf_tc_set_md_var(tc, "require.user", "root"); 200 1.3.2.2 yamt } 201 1.3.2.2 yamt 202 1.3.2.2 yamt ATF_TC_BODY(o_search_root_flag2, tc) 203 1.3.2.2 yamt { 204 1.3.2.2 yamt int dfd; 205 1.3.2.2 yamt int fd; 206 1.3.2.2 yamt 207 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 208 1.3.2.2 yamt ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 209 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 210 1.3.2.2 yamt 211 1.3.2.2 yamt ATF_REQUIRE((dfd = open(DIR, O_RDONLY|O_SEARCH, 0)) != -1); 212 1.3.2.2 yamt 213 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 214 1.3.2.2 yamt 215 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 644) == 0); 216 1.3.2.2 yamt 217 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 218 1.3.2.2 yamt 219 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 444) == 0); 220 1.3.2.2 yamt 221 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 222 1.3.2.2 yamt 223 1.3.2.2 yamt ATF_REQUIRE(close(dfd) == 0); 224 1.3.2.2 yamt } 225 1.3.2.2 yamt 226 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_root_flag2, tc) 227 1.3.2.2 yamt { 228 1.3.2.2 yamt (void)unlink(FILE); 229 1.3.2.2 yamt (void)rmdir(DIR); 230 1.3.2.2 yamt } 231 1.3.2.2 yamt 232 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_unpriv_flag2); 233 1.3.2.2 yamt ATF_TC_HEAD(o_search_unpriv_flag2, tc) 234 1.3.2.2 yamt { 235 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that fstatat honours O_SEARCH"); 236 1.3.2.2 yamt atf_tc_set_md_var(tc, "require.user", "unprivileged"); 237 1.3.2.2 yamt } 238 1.3.2.2 yamt 239 1.3.2.2 yamt ATF_TC_BODY(o_search_unpriv_flag2, tc) 240 1.3.2.2 yamt { 241 1.3.2.2 yamt int dfd; 242 1.3.2.2 yamt int fd; 243 1.3.2.2 yamt 244 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 245 1.3.2.2 yamt ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); 246 1.3.2.2 yamt ATF_REQUIRE(close(fd) == 0); 247 1.3.2.2 yamt 248 1.3.2.2 yamt ATF_REQUIRE((dfd = open(DIR, O_RDONLY|O_SEARCH, 0)) != -1); 249 1.3.2.2 yamt 250 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 251 1.3.2.2 yamt 252 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 744) == 0); 253 1.3.2.2 yamt 254 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 255 1.3.2.2 yamt 256 1.3.2.2 yamt ATF_REQUIRE(fchmod(dfd, 444) == 0); 257 1.3.2.2 yamt 258 1.3.2.2 yamt ATF_REQUIRE(faccessat(dfd, BASEFILE, W_OK, 0) == 0); 259 1.3.2.2 yamt 260 1.3.2.2 yamt ATF_REQUIRE(close(dfd) == 0); 261 1.3.2.2 yamt } 262 1.3.2.2 yamt 263 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_unpriv_flag2, tc) 264 1.3.2.2 yamt { 265 1.3.2.2 yamt (void)unlink(FILE); 266 1.3.2.2 yamt (void)rmdir(DIR); 267 1.3.2.2 yamt } 268 1.3.2.2 yamt 269 1.3.2.2 yamt ATF_TC_WITH_CLEANUP(o_search_notdir); 270 1.3.2.2 yamt ATF_TC_HEAD(o_search_notdir, tc) 271 1.3.2.2 yamt { 272 1.3.2.2 yamt atf_tc_set_md_var(tc, "descr", "See that openat fails with non dir fd"); 273 1.3.2.2 yamt } 274 1.3.2.2 yamt 275 1.3.2.2 yamt ATF_TC_BODY(o_search_notdir, tc) 276 1.3.2.2 yamt { 277 1.3.2.2 yamt int dfd; 278 1.3.2.2 yamt int fd; 279 1.3.2.2 yamt 280 1.3.2.2 yamt ATF_REQUIRE(mkdir(DIR, 0755) == 0); 281 1.3.2.2 yamt ATF_REQUIRE((dfd = open(FILE, O_CREAT|O_RDWR|O_SEARCH, 0644)) != -1); 282 1.3.2.2 yamt ATF_REQUIRE((fd = openat(dfd, BASEFILE, O_RDWR, 0)) == -1); 283 1.3.2.2 yamt ATF_REQUIRE(errno == ENOTDIR); 284 1.3.2.2 yamt } 285 1.3.2.2 yamt 286 1.3.2.2 yamt ATF_TC_CLEANUP(o_search_notdir, tc) 287 1.3.2.2 yamt { 288 1.3.2.2 yamt (void)unlink(FILE); 289 1.3.2.2 yamt (void)rmdir(DIR); 290 1.3.2.2 yamt } 291 1.3.2.2 yamt 292 1.3.2.2 yamt 293 1.3.2.2 yamt 294 1.3.2.2 yamt ATF_TP_ADD_TCS(tp) 295 1.3.2.2 yamt { 296 1.3.2.2 yamt 297 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_perm1); 298 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_root_flag1); 299 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_unpriv_flag1); 300 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_perm2); 301 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_root_flag2); 302 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_unpriv_flag2); 303 1.3.2.2 yamt ATF_TP_ADD_TC(tp, o_search_notdir); 304 1.3.2.2 yamt 305 1.3.2.2 yamt return atf_no_error(); 306 1.3.2.2 yamt } 307
Indexes created Fri Oct 03 02:09:57 GMT 2025