From eb8dd9dca1228af0cd132f515509051ecfabf6f6 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Mon, 14 Apr 2025 17:32:06 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20250414'. --- src/regress/lib/libc/sys/t_dup.c | 407 --------------------------------------- 1 file changed, 407 deletions(-) delete mode 100644 src/regress/lib/libc/sys/t_dup.c (limited to 'src/regress/lib/libc/sys/t_dup.c') diff --git a/src/regress/lib/libc/sys/t_dup.c b/src/regress/lib/libc/sys/t_dup.c deleted file mode 100644 index b461a5f7c8..0000000000 --- a/src/regress/lib/libc/sys/t_dup.c +++ /dev/null @@ -1,407 +0,0 @@ -/* $OpenBSD: t_dup.c,v 1.3 2021/12/13 16:56:48 deraadt Exp $ */ -/* $NetBSD: t_dup.c,v 1.9 2017/01/13 20:31:53 christos Exp $ */ - -/*- - * Copyright (c) 2011 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Jukka Ruohonen. - * - * 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 "macros.h" - -#include -#include -#include - -#include "atf-c.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include - -static char path[] = "dup"; -static void check_mode(bool, bool, bool); - -static void -check_mode(bool _dup, bool _dup2, bool _dup3) -{ - int mode[3] = { O_RDONLY, O_WRONLY, O_RDWR }; - int perm[5] = { 0700, 0400, 0600, 0444, 0666 }; - struct stat st, st1; - int fd, fd1, fd2; - size_t i, j; - - /* - * Check that a duplicated descriptor - * retains the mode of the original file. - */ - for (i = 0; i < __arraycount(mode); i++) { - - for (j = 0; j < __arraycount(perm); j++) { - - fd1 = open(path, mode[i] | O_CREAT, perm[j]); - fd2 = open("/etc/passwd", O_RDONLY); - - ATF_REQUIRE(fd1 >= 0); - ATF_REQUIRE(fd2 >= 0); - - if (_dup != false) - fd = dup(fd1); - else if (_dup2 != false) - fd = dup2(fd1, fd2); - else if (_dup3 != false) - fd = dup3(fd1, fd2, O_CLOEXEC); - else { - fd = -1; - } - - ATF_REQUIRE(fd >= 0); - - (void)memset(&st, 0, sizeof(struct stat)); - (void)memset(&st1, 0, sizeof(struct stat)); - - ATF_REQUIRE(fstat(fd, &st) == 0); - ATF_REQUIRE(fstat(fd1, &st1) == 0); - - if (st.st_mode != st1.st_mode) - atf_tc_fail("invalid mode"); - - (void)close(fd); - (void)close(fd1); - (void)close(fd2); - (void)unlink(path); - } - } -} - -ATF_TC(dup2_basic); -ATF_TC_HEAD(dup2_basic, tc) -{ - atf_tc_set_md_var(tc, "descr", "A basic test of dup2(2)"); -} - -ATF_TC_BODY(dup2_basic, tc) -{ - int fd, fd1, fd2; - - fd1 = open("/etc/passwd", O_RDONLY); - fd2 = open("/etc/passwd", O_RDONLY); - - ATF_REQUIRE(fd1 >= 0); - ATF_REQUIRE(fd2 >= 0); - - fd = dup2(fd1, fd2); - ATF_REQUIRE(fd >= 0); - - if (fd != fd2) - atf_tc_fail("invalid descriptor"); - - (void)close(fd); - (void)close(fd1); - - ATF_REQUIRE(close(fd2) != 0); -} - -ATF_TC(dup2_err); -ATF_TC_HEAD(dup2_err, tc) -{ - atf_tc_set_md_var(tc, "descr", "Test error conditions of dup2(2)"); -} - -ATF_TC_BODY(dup2_err, tc) -{ - int fd; - - fd = open("/etc/passwd", O_RDONLY); - ATF_REQUIRE(fd >= 0); - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup2(-1, -1) == -1); - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup2(fd, -1) == -1); - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup2(-1, fd) == -1); - - /* - * Note that this should not fail with EINVAL. - */ - ATF_REQUIRE(dup2(fd, fd) != -1); - - (void)close(fd); -} - -ATF_TC(dup2_max); -ATF_TC_HEAD(dup2_max, tc) -{ - atf_tc_set_md_var(tc, "descr", "Test dup2(2) against limits"); -} - -ATF_TC_BODY(dup2_max, tc) -{ - struct rlimit res; - - (void)memset(&res, 0, sizeof(struct rlimit)); - (void)getrlimit(RLIMIT_NOFILE, &res); - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup2(STDERR_FILENO, res.rlim_cur + 1) == -1); -} - -ATF_TC_WITH_CLEANUP(dup2_mode); -ATF_TC_HEAD(dup2_mode, tc) -{ - atf_tc_set_md_var(tc, "descr", "A basic test of dup2(2)"); -} - -ATF_TC_BODY(dup2_mode, tc) -{ - check_mode(false, true, false); -} - -ATF_TC_CLEANUP(dup2_mode, tc) -{ - (void)unlink(path); -} - - -ATF_TC(dup3_err); -ATF_TC_HEAD(dup3_err, tc) -{ - atf_tc_set_md_var(tc, "descr", - "Test error conditions of dup3(2) (PR lib/45148)"); -} - -ATF_TC_BODY(dup3_err, tc) -{ - int fd; - - fd = open("/etc/passwd", O_RDONLY); - ATF_REQUIRE(fd >= 0); - - errno = 0; -#ifdef __OpenBSD__ - ATF_REQUIRE(dup3(fd, fd, O_CLOEXEC) == -1); -#else - ATF_REQUIRE(dup3(fd, fd, O_CLOEXEC) != -1); -#endif - - errno = 0; -#ifdef __OpenBSD__ - ATF_REQUIRE_ERRNO(EINVAL, dup3(-1, -1, O_CLOEXEC) == -1); -#else - ATF_REQUIRE_ERRNO(EBADF, dup3(-1, -1, O_CLOEXEC) == -1); -#endif - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup3(fd, -1, O_CLOEXEC) == -1); - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup3(-1, fd, O_CLOEXEC) == -1); - - errno = 0; - ATF_REQUIRE_ERRNO(EINVAL, dup3(fd, 1, O_NOFOLLOW) == -1); - - (void)close(fd); -} - -ATF_TC(dup3_max); -ATF_TC_HEAD(dup3_max, tc) -{ - atf_tc_set_md_var(tc, "descr", "Test dup3(2) against limits"); -} - -ATF_TC_BODY(dup3_max, tc) -{ - struct rlimit res; - - (void)memset(&res, 0, sizeof(struct rlimit)); - (void)getrlimit(RLIMIT_NOFILE, &res); - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup3(STDERR_FILENO, - res.rlim_cur + 1, O_CLOEXEC) == -1); -} - -ATF_TC_WITH_CLEANUP(dup3_mode); -ATF_TC_HEAD(dup3_mode, tc) -{ - atf_tc_set_md_var(tc, "descr", "A basic test of dup3(2)"); -} - -ATF_TC_BODY(dup3_mode, tc) -{ - check_mode(false, false, true); -} - -ATF_TC_CLEANUP(dup3_mode, tc) -{ - (void)unlink(path); -} - -ATF_TC(dup_err); -ATF_TC_HEAD(dup_err, tc) -{ - atf_tc_set_md_var(tc, "descr", "Test error conditions of dup(2)"); -} - -ATF_TC_BODY(dup_err, tc) -{ - - errno = 0; - ATF_REQUIRE_ERRNO(EBADF, dup(-1) == -1); -} - -ATF_TC_WITH_CLEANUP(dup_max); -ATF_TC_HEAD(dup_max, tc) -{ - atf_tc_set_md_var(tc, "descr", "Test dup(2) against limits"); -} - -ATF_TC_BODY(dup_max, tc) -{ - struct rlimit res; - int *buf, fd, sta; - size_t i, n; - pid_t pid; - - pid = fork(); - ATF_REQUIRE(pid >= 0); - - if (pid == 0) { - - /* - * Open a temporary file until the - * maximum number of open files is - * reached. Ater that dup(2) family - * should fail with EMFILE. - */ -#ifdef __OpenBSD__ - (void)closefrom(STDERR_FILENO + 1); -#else - (void)closefrom(0); -#endif - (void)memset(&res, 0, sizeof(struct rlimit)); - - n = 10; - res.rlim_cur = res.rlim_max = n; - if (setrlimit(RLIMIT_NOFILE, &res) != 0) - _exit(EX_OSERR); - - buf = calloc(n, sizeof(int)); - - if (buf == NULL) - _exit(EX_OSERR); - -#ifdef __OpenBSD__ - buf[0] = open(path, O_CREAT|O_EXCL|O_RDWR, S_IRUSR|S_IWUSR); -#else - buf[0] = mkstemp(path); -#endif - - if (buf[0] < 0) - _exit(EX_OSERR); - -#ifdef __OpenBSD__ - for (i = 1; i < n - (STDERR_FILENO + 1); i++) { -#else - for (i = 1; i < n; i++) { -#endif - - buf[i] = open(path, O_RDONLY); - - if (buf[i] < 0) - _exit(EX_OSERR); - } - - errno = 0; - fd = dup(buf[0]); - - if (fd != -1 || errno != EMFILE) - _exit(EX_DATAERR); - - _exit(EXIT_SUCCESS); - } - - (void)wait(&sta); - - if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS) { - - if (WEXITSTATUS(sta) == EX_OSERR) - atf_tc_fail("system call error"); - - if (WEXITSTATUS(sta) == EX_DATAERR) - atf_tc_fail("dup(2) dupped more than RLIMIT_NOFILE"); - - atf_tc_fail("unknown error"); - } - - (void)unlink(path); -} - -ATF_TC_CLEANUP(dup_max, tc) -{ - (void)unlink(path); -} - -ATF_TC_WITH_CLEANUP(dup_mode); -ATF_TC_HEAD(dup_mode, tc) -{ - atf_tc_set_md_var(tc, "descr", "A basic test of dup(2)"); -} - -ATF_TC_BODY(dup_mode, tc) -{ - check_mode(true, false, false); -} - -ATF_TC_CLEANUP(dup_mode, tc) -{ - (void)unlink(path); -} - -ATF_TP_ADD_TCS(tp) -{ - - ATF_TP_ADD_TC(tp, dup2_basic); - ATF_TP_ADD_TC(tp, dup2_err); - ATF_TP_ADD_TC(tp, dup2_max); - ATF_TP_ADD_TC(tp, dup2_mode); - ATF_TP_ADD_TC(tp, dup3_err); - ATF_TP_ADD_TC(tp, dup3_max); - ATF_TP_ADD_TC(tp, dup3_mode); - ATF_TP_ADD_TC(tp, dup_err); - ATF_TP_ADD_TC(tp, dup_max); - ATF_TP_ADD_TC(tp, dup_mode); - - return atf_no_error(); -} -- cgit v1.2.3-55-g6feb