/* $NetBSD: t_fchmodat.c,v 1.3.14.1 2024/10/13 10:47:34 martin Exp $ */ /*- * Copyright (c) 2012 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Emmanuel Dreyfus. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include __RCSID("$NetBSD: t_fchmodat.c,v 1.3.14.1 2024/10/13 10:47:34 martin Exp $"); #include #include #include #include #include #include #include #include #include #include #define DIR "dir" #define FILE "dir/fchmodat" #define BASEFILE "fchmodat" #define LINK "dir/symlink" #define BASELINK "symlink" #define FILEERR "dir/fchmodaterr" #define modecheck(a, b) \ ATF_REQUIRE_MSG(((a) & ALLPERMS) == (b), \ "Incorrect mode found %#o != expected %#o", \ ((a) & ALLPERMS), (b)); ATF_TC(fchmodat_fd); ATF_TC_HEAD(fchmodat_fd, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat works with fd"); } ATF_TC_BODY(fchmodat_fd, tc) { int dfd; int fd; struct stat st; ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); ATF_REQUIRE(fchmodat(dfd, BASEFILE, 0600, 0) == 0); ATF_REQUIRE(close(dfd) == 0); ATF_REQUIRE(stat(FILE, &st) == 0); modecheck(st.st_mode, 0600); } ATF_TC(fchmodat_fdcwd); ATF_TC_HEAD(fchmodat_fdcwd, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat works with fd as AT_FDCWD"); } ATF_TC_BODY(fchmodat_fdcwd, tc) { int fd; struct stat st; ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE(chdir(DIR) == 0); ATF_REQUIRE(fchmodat(AT_FDCWD, BASEFILE, 0600, 0) == 0); ATF_REQUIRE(stat(BASEFILE, &st) == 0); modecheck(st.st_mode, 0600); } ATF_TC(fchmodat_fdcwderr); ATF_TC_HEAD(fchmodat_fdcwderr, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat fails with fd as AT_FDCWD and bad path"); } ATF_TC_BODY(fchmodat_fdcwderr, tc) { ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE(fchmodat(AT_FDCWD, FILEERR, 0600, 0) == -1); } ATF_TC(fchmodat_fderr1); ATF_TC_HEAD(fchmodat_fderr1, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat fail with bad path"); } ATF_TC_BODY(fchmodat_fderr1, tc) { int dfd; ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1); ATF_REQUIRE(fchmodat(dfd, FILEERR, 0600, 0) == -1); ATF_REQUIRE(close(dfd) == 0); } ATF_TC(fchmodat_fderr2); ATF_TC_HEAD(fchmodat_fderr2, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat fails with bad fdat"); } ATF_TC_BODY(fchmodat_fderr2, tc) { int dfd; int fd; char cwd[MAXPATHLEN]; ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE((dfd = open(getcwd(cwd, MAXPATHLEN), O_RDONLY, 0)) != -1); ATF_REQUIRE(fchmodat(dfd, BASEFILE, 0600, 0) == -1); ATF_REQUIRE(close(dfd) == 0); } ATF_TC(fchmodat_fderr3); ATF_TC_HEAD(fchmodat_fderr3, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat fails with fd as -1"); } ATF_TC_BODY(fchmodat_fderr3, tc) { int fd; ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1); ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE(fchmodat(-1, FILE, 0600, 0) == -1); } ATF_TC(fchmodat_fdlink); ATF_TC_HEAD(fchmodat_fdlink, tc) { atf_tc_set_md_var(tc, "descr", "See that fchmodat works on symlink"); } ATF_TC_BODY(fchmodat_fdlink, tc) { int dfdlink; struct stat st; ATF_REQUIRE(mkdir(DIR, 0755) == 0); ATF_REQUIRE(symlink(FILE, LINK) == 0); ATF_REQUIRE((dfdlink = open(DIR, O_RDONLY, 0)) != -1); ATF_REQUIRE(fchmodat(dfdlink, BASELINK, 0600, 0) == -1); ATF_REQUIRE(errno == ENOENT); ATF_REQUIRE(fchmodat(dfdlink, BASELINK, 0600, AT_SYMLINK_NOFOLLOW) == 0); ATF_REQUIRE(close(dfdlink) == 0); ATF_REQUIRE(lstat(LINK, &st) == 0); modecheck(st.st_mode, 0600); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, fchmodat_fd); ATF_TP_ADD_TC(tp, fchmodat_fdcwd); ATF_TP_ADD_TC(tp, fchmodat_fdcwderr); ATF_TP_ADD_TC(tp, fchmodat_fderr1); ATF_TP_ADD_TC(tp, fchmodat_fderr2); ATF_TP_ADD_TC(tp, fchmodat_fderr3); ATF_TP_ADD_TC(tp, fchmodat_fdlink); return atf_no_error(); }