tests/lib/libc/sys/t_bind.c

   1 /*      $NetBSD: t_bind.c,v 1.3 2015/04/05 23:28:10 rtr Exp $   */
   2 /*
   3  * Copyright (c) 2015 The NetBSD Foundation, Inc.
   4  * All rights reserved.
   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 THE NETBSD FOUNDATION, INC. AND
  16  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  17  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  22  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  24  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <errno.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32
  33 #include <unistd.h>
  34
  35 #include <sys/socket.h>
  36 #include <arpa/inet.h>
  37 #include <netinet/in.h>
  38
  39 #include <atf-c.h>
  40
  41 ATF_TC(bind_foreign_family);
  42
  43 ATF_TC_HEAD(bind_foreign_family, tc)
  44 {
  45         atf_tc_set_md_var(tc, "descr", "Checks that binding a socket "
  46             "with a different address family fails");
  47 }
  48
  49 ATF_TC_BODY(bind_foreign_family, tc)
  50 {
  51         struct sockaddr_in addr;
  52
  53         /* addr.sin_family = AF_UNSPEC = 0 */
  54         memset(&addr, 0, sizeof(addr));
  55
  56         /*
  57          * it is not necessary to initialize sin_{addr,port} since
  58          * those structure members shall not be accessed if bind
  59          * fails correctly.
  60          */
  61
  62         int sock = socket(AF_LOCAL, SOCK_STREAM, 0);
  63         ATF_REQUIRE(sock != -1);
  64
  65         /* should fail but currently doesn't */
  66         ATF_REQUIRE(-1 == bind(sock, (struct sockaddr *)&addr, sizeof(addr)));
  67         ATF_REQUIRE(EAFNOSUPPORT == errno);
  68
  69         close(sock);
  70 }
  71
  72 ATF_TP_ADD_TCS(tp)
  73 {
  74
  75         ATF_TP_ADD_TC(tp, bind_foreign_family);
  76
  77         return atf_no_error();
  78 }