1 /* $OpenBSD: t_socketpair.c,v 1.2 2021/12/13 16:56:48 deraadt Exp $ */ 2 /* $NetBSD: t_socketpair.c,v 1.2 2017/01/13 20:04:52 christos Exp $ */ 3 4 /*- 5 * Copyright (c) 2011 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Christos Zoulas. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 #include "macros.h" 41 42 #include "atf-c.h" 43 #include <fcntl.h> 44 #include <unistd.h> 45 #include <stdlib.h> 46 #include <sys/socket.h> 47 #include <sys/un.h> 48 #include <errno.h> 49 50 static void 51 connected(int fd) 52 { 53 struct sockaddr_un addr; 54 socklen_t len = (socklen_t)sizeof(addr); 55 ATF_REQUIRE(getpeername(fd, (struct sockaddr*)(void *)&addr, 56 &len) == 0); 57 } 58 59 static void 60 run(int flags) 61 { 62 int fd[2], i; 63 64 while ((i = open("/", O_RDONLY)) < 3) 65 ATF_REQUIRE(i != -1); 66 67 ATF_REQUIRE(closefrom(3) != -1); 68 69 ATF_REQUIRE(socketpair(AF_UNIX, SOCK_DGRAM | flags, 0, fd) == 0); 70 71 ATF_REQUIRE(fd[0] == 3); 72 ATF_REQUIRE(fd[1] == 4); 73 74 connected(fd[0]); 75 connected(fd[1]); 76 77 if (flags & SOCK_CLOEXEC) { 78 ATF_REQUIRE((fcntl(fd[0], F_GETFD) & FD_CLOEXEC) != 0); 79 ATF_REQUIRE((fcntl(fd[1], F_GETFD) & FD_CLOEXEC) != 0); 80 } else { 81 ATF_REQUIRE((fcntl(fd[0], F_GETFD) & FD_CLOEXEC) == 0); 82 ATF_REQUIRE((fcntl(fd[1], F_GETFD) & FD_CLOEXEC) == 0); 83 } 84 85 if (flags & SOCK_NONBLOCK) { 86 ATF_REQUIRE((fcntl(fd[0], F_GETFL) & O_NONBLOCK) != 0); 87 ATF_REQUIRE((fcntl(fd[1], F_GETFL) & O_NONBLOCK) != 0); 88 } else { 89 ATF_REQUIRE((fcntl(fd[0], F_GETFL) & O_NONBLOCK) == 0); 90 ATF_REQUIRE((fcntl(fd[1], F_GETFL) & O_NONBLOCK) == 0); 91 } 92 93 ATF_REQUIRE(close(fd[0]) != -1); 94 ATF_REQUIRE(close(fd[1]) != -1); 95 } 96 97 ATF_TC(socketpair_basic); 98 ATF_TC_HEAD(socketpair_basic, tc) 99 { 100 atf_tc_set_md_var(tc, "descr", "A basic test of socketpair(2)"); 101 } 102 103 ATF_TC_BODY(socketpair_basic, tc) 104 { 105 run(0); 106 } 107 108 ATF_TC(socketpair_nonblock); 109 ATF_TC_HEAD(socketpair_nonblock, tc) 110 { 111 atf_tc_set_md_var(tc, "descr", "A non-blocking test of socketpair(2)"); 112 } 113 114 ATF_TC_BODY(socketpair_nonblock, tc) 115 { 116 run(SOCK_NONBLOCK); 117 } 118 119 ATF_TC(socketpair_cloexec); 120 ATF_TC_HEAD(socketpair_cloexec, tc) 121 { 122 atf_tc_set_md_var(tc, "descr", "A close-on-exec of socketpair(2)"); 123 } 124 125 ATF_TC_BODY(socketpair_cloexec, tc) 126 { 127 run(SOCK_CLOEXEC); 128 } 129 130 ATF_TP_ADD_TCS(tp) 131 { 132 133 ATF_TP_ADD_TC(tp, socketpair_basic); 134 ATF_TP_ADD_TC(tp, socketpair_nonblock); 135 ATF_TP_ADD_TC(tp, socketpair_cloexec); 136 137 return atf_no_error(); 138 } 139