1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2018 Alan Somers 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> 29__FBSDID("$FreeBSD$"); 30 31#include <errno.h> 32#include <fcntl.h> 33#include <pthread.h> 34#include <signal.h> 35#include <sys/socket.h> 36#include <sys/un.h> 37 38#include <stdio.h> 39 40#include <atf-c.h> 41 42/* getpeereid(3) should work with stream sockets created via socketpair(2) */ 43ATF_TC_WITHOUT_HEAD(getpeereid); 44ATF_TC_BODY(getpeereid, tc) 45{ 46 int sv[2]; 47 int s; 48 uid_t real_euid, euid; 49 gid_t real_egid, egid; 50 51 real_euid = geteuid(); 52 real_egid = getegid(); 53 54 s = socketpair(PF_LOCAL, SOCK_STREAM, 0, sv); 55 ATF_CHECK_EQ(0, s); 56 ATF_CHECK(sv[0] >= 0); 57 ATF_CHECK(sv[1] >= 0); 58 ATF_CHECK(sv[0] != sv[1]); 59 60 ATF_REQUIRE_EQ(0, getpeereid(sv[0], &euid, &egid)); 61 ATF_CHECK_EQ(real_euid, euid); 62 ATF_CHECK_EQ(real_egid, egid); 63 64 ATF_REQUIRE_EQ(0, getpeereid(sv[1], &euid, &egid)); 65 ATF_CHECK_EQ(real_euid, euid); 66 ATF_CHECK_EQ(real_egid, egid); 67 68 close(sv[0]); 69 close(sv[1]); 70} 71 72 73ATF_TP_ADD_TCS(tp) 74{ 75 ATF_TP_ADD_TC(tp, getpeereid); 76 77 return atf_no_error(); 78} 79