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      1 /*	$NetBSD: t_mkfifoat.c,v 1.5 2019/06/20 03:31:53 kamil 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_mkfifoat.c,v 1.5 2019/06/20 03:31:53 kamil 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 #include <sys/stat.h>
     44 
     45 #define DIR "dir"
     46 #define FIFO "dir/openat"
     47 #define BASEFIFO "openat"
     48 #define FIFOERR "dir/openaterr"
     49 
     50 ATF_TC(mkfifoat_fd);
     51 ATF_TC_HEAD(mkfifoat_fd, tc)
     52 {
     53 	atf_tc_set_md_var(tc, "descr", "See that mkfifoat works with fd");
     54 }
     55 ATF_TC_BODY(mkfifoat_fd, tc)
     56 {
     57 	int dfd;
     58 	mode_t mode = 0600;
     59 
     60 	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
     61 	ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
     62 	ATF_REQUIRE(mkfifoat(dfd, BASEFIFO, mode) != -1);
     63 	ATF_REQUIRE(access(FIFO, F_OK) == 0);
     64 	(void)close(dfd);
     65 }
     66 
     67 ATF_TC(mkfifoat_fdcwd);
     68 ATF_TC_HEAD(mkfifoat_fdcwd, tc)
     69 {
     70 	atf_tc_set_md_var(tc, "descr",
     71 			  "See that mkfifoat works with fd as AT_FDCWD");
     72 }
     73 ATF_TC_BODY(mkfifoat_fdcwd, tc)
     74 {
     75 	mode_t mode = 0600;
     76 
     77 	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
     78 	ATF_REQUIRE(mkfifoat(AT_FDCWD, FIFO, mode) != -1);
     79 	ATF_REQUIRE(access(FIFO, F_OK) == 0);
     80 }
     81 
     82 ATF_TC(mkfifoat_fdcwderr);
     83 ATF_TC_HEAD(mkfifoat_fdcwderr, tc)
     84 {
     85 	atf_tc_set_md_var(tc, "descr",
     86 		  "See that mkfifoat fails with fd as AT_FDCWD and bad path");
     87 }
     88 ATF_TC_BODY(mkfifoat_fdcwderr, tc)
     89 {
     90 	mode_t mode = 0600;
     91 
     92 	ATF_REQUIRE(mkfifoat(AT_FDCWD, FIFOERR, mode) == -1);
     93 }
     94 
     95 ATF_TC(mkfifoat_fderr);
     96 ATF_TC_HEAD(mkfifoat_fderr, tc)
     97 {
     98 	atf_tc_set_md_var(tc, "descr", "See that mkfifoat fails with fd as -1");
     99 }
    100 ATF_TC_BODY(mkfifoat_fderr, tc)
    101 {
    102 	int fd;
    103 	mode_t mode = 0600;
    104 
    105 	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
    106 	ATF_REQUIRE((fd = open(FIFO, O_CREAT|O_RDWR, 0644)) != -1);
    107 	ATF_REQUIRE(close(fd) == 0);
    108 	ATF_REQUIRE(mkfifoat(-1, FIFO, mode) == -1);
    109 }
    110 
    111 ATF_TC(mknodat_s_ififo);
    112 ATF_TC_HEAD(mknodat_s_ififo, tc)
    113 {
    114 	atf_tc_set_md_var(tc, "descr", "Test mknodat(2) with S_IFIFO");
    115 }
    116 
    117 ATF_TC_BODY(mknodat_s_ififo, tc)
    118 {
    119 	struct stat st;
    120 	int dfd;
    121 	mode_t mode = S_IFIFO | 0600;
    122 
    123 	(void)memset(&st, 0, sizeof(struct stat));
    124 
    125 	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
    126 	ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
    127 	ATF_REQUIRE(mknodat(dfd, BASEFIFO, mode, 0) != -1);
    128 	ATF_REQUIRE(access(FIFO, F_OK) == 0);
    129 	ATF_REQUIRE(stat(FIFO, &st) == 0);
    130 
    131 	if (S_ISFIFO(st.st_mode) == 0)
    132 		atf_tc_fail("invalid mode from mknodat(2) with S_IFIFO");
    133 
    134 	(void)close(dfd);
    135 }
    136 
    137 ATF_TP_ADD_TCS(tp)
    138 {
    139 
    140 	ATF_TP_ADD_TC(tp, mkfifoat_fd);
    141 	ATF_TP_ADD_TC(tp, mkfifoat_fdcwd);
    142 	ATF_TP_ADD_TC(tp, mkfifoat_fdcwderr);
    143 	ATF_TP_ADD_TC(tp, mkfifoat_fderr);
    144 	ATF_TP_ADD_TC(tp, mknodat_s_ififo);
    145 
    146 	return atf_no_error();
    147 }
    148