/*
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
+ * Copyright (c) 2015-2018 The strace developers.
* All rights reserved.
*
- * 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.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ * SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <netinet/in.h>
#if defined IP_ADD_MEMBERSHIP && defined IPV6_ADD_MEMBERSHIP \
- && defined IPV6_JOIN_ANYCAST && defined HAVE_IF_INDEXTONAME
+ && defined IPV6_JOIN_ANYCAST
+# include <limits.h>
# include <stdio.h>
# include <unistd.h>
# include <sys/socket.h>
# include <arpa/inet.h>
# include <net/if.h>
+#define multi4addr "224.0.0.3"
+#define multi6addr "ff01::c"
+#define interface "127.0.0.1"
+
int
main(void)
{
- static const char multi4addr[] = "224.0.0.3";
- static const char multi6addr[] = "ff01::c";
- static const char interface[] = "127.0.0.1";
-
- struct ip_mreq *const m4 = tail_alloc(sizeof(*m4));
- struct ipv6_mreq *const m6 = tail_alloc(sizeof(*m6));
+ TAIL_ALLOC_OBJECT_CONST_PTR(struct ip_mreq, m4);
+ TAIL_ALLOC_OBJECT_CONST_PTR(struct ipv6_mreq, m6);
+ unsigned int i;
int rc;
inet_pton(AF_INET, multi4addr, &m4->imr_multiaddr);
inet_pton(AF_INET, interface, &m4->imr_interface);
inet_pton(AF_INET6, multi6addr, &m6->ipv6mr_multiaddr);
- m6->ipv6mr_interface = if_nametoindex("lo");
+ m6->ipv6mr_interface = ifindex_lo();
if (!m6->ipv6mr_interface)
perror_msg_and_skip("lo");
if (socket(AF_INET, SOCK_DGRAM, 0))
perror_msg_and_skip("socket");
- if (setsockopt(0, SOL_IP, IP_ADD_MEMBERSHIP, m4, sizeof(*m4)) ||
- setsockopt(0, SOL_IP, IP_DROP_MEMBERSHIP, m4, sizeof(*m4)))
- perror_msg_and_skip("setsockopt");
- printf("setsockopt(0, SOL_IP, IP_ADD_MEMBERSHIP"
- ", {imr_multiaddr=inet_addr(\"%s\")"
- ", imr_interface=inet_addr(\"%s\")}, %u) = 0\n",
- multi4addr, interface, (unsigned) sizeof(*m4));
- printf("setsockopt(0, SOL_IP, IP_DROP_MEMBERSHIP"
- ", {imr_multiaddr=inet_addr(\"%s\")"
- ", imr_interface=inet_addr(\"%s\")}, %u) = 0\n",
- multi4addr, interface, (unsigned) sizeof(*m4));
-
- rc = setsockopt(0, SOL_IP, IP_ADD_MEMBERSHIP, m4, 1);
- printf("setsockopt(0, SOL_IP, IP_ADD_MEMBERSHIP, \"\\%hho\", 1)"
- " = %s\n",
- * (unsigned char *) (void *) m4, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IP, IP_DROP_MEMBERSHIP, m4, 1);
- printf("setsockopt(0, SOL_IP, IP_DROP_MEMBERSHIP, \"\\%hho\", 1)"
- " = %s\n",
- * (unsigned char *) (void *) m4, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_ADD_MEMBERSHIP, m6, 1);
- printf("setsockopt(0, SOL_IPV6, IPV6_ADD_MEMBERSHIP, \"\\%hho\", 1)"
- " = %s\n",
- * (unsigned char *) (void *) m6, sprintrc(rc));
- rc = setsockopt(0, SOL_IPV6, IPV6_DROP_MEMBERSHIP, m6, 1);
- printf("setsockopt(0, SOL_IPV6, IPV6_DROP_MEMBERSHIP, \"\\%hho\", 1)"
- " = %s\n",
- * (unsigned char *) (void *) m6, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_ADD_MEMBERSHIP, m6, sizeof(*m6));
- printf("setsockopt(0, SOL_IPV6, IPV6_ADD_MEMBERSHIP"
- ", {ipv6mr_multiaddr=inet_pton(\"%s\")"
- ", ipv6mr_interface=if_nametoindex(\"lo\")}, 20) = %s\n",
- multi6addr, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_DROP_MEMBERSHIP, m6, sizeof(*m6));
- printf("setsockopt(0, SOL_IPV6, IPV6_DROP_MEMBERSHIP"
- ", {ipv6mr_multiaddr=inet_pton(\"%s\")"
- ", ipv6mr_interface=if_nametoindex(\"lo\")}, 20) = %s\n",
- multi6addr, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_JOIN_ANYCAST, m6, 1);
- printf("setsockopt(0, SOL_IPV6, IPV6_JOIN_ANYCAST, \"\\%hho\", 1)"
- " = %s\n",
- * (unsigned char *) (void *) m6, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_LEAVE_ANYCAST, m6, 1);
- printf("setsockopt(0, SOL_IPV6, IPV6_LEAVE_ANYCAST, \"\\%hho\", 1)"
- " = %s\n",
- * (unsigned char *) (void *) m6, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_JOIN_ANYCAST, m6, sizeof(*m6));
- printf("setsockopt(0, SOL_IPV6, IPV6_JOIN_ANYCAST"
- ", {ipv6mr_multiaddr=inet_pton(\"%s\")"
- ", ipv6mr_interface=if_nametoindex(\"lo\")}, 20) = %s\n",
- multi6addr, sprintrc(rc));
-
- rc = setsockopt(0, SOL_IPV6, IPV6_LEAVE_ANYCAST, m6, sizeof(*m6));
- printf("setsockopt(0, SOL_IPV6, IPV6_LEAVE_ANYCAST"
- ", {ipv6mr_multiaddr=inet_pton(\"%s\")"
- ", ipv6mr_interface=if_nametoindex(\"lo\")}, 20) = %s\n",
- multi6addr, sprintrc(rc));
+ struct {
+ const int level;
+ const char *const str_level;
+ const int name;
+ const char *str_name;
+ const void *const val;
+ unsigned int size;
+ const char *const addr;
+ } opts[] = {
+ {
+ ARG_STR(SOL_IP), ARG_STR(IP_ADD_MEMBERSHIP),
+ m4, sizeof(*m4),
+ "{imr_multiaddr=inet_addr(\"" multi4addr
+ "\"), imr_interface=inet_addr(\"" interface "\")}"
+ },
+ {
+ ARG_STR(SOL_IP), ARG_STR(IP_DROP_MEMBERSHIP),
+ m4, sizeof(*m4),
+ "{imr_multiaddr=inet_addr(\"" multi4addr
+ "\"), imr_interface=inet_addr(\"" interface "\")}"
+ },
+ {
+ ARG_STR(SOL_IPV6), ARG_STR(IPV6_ADD_MEMBERSHIP),
+ m6, sizeof(*m6),
+ "{inet_pton(AF_INET6, \"" multi6addr
+ "\", &ipv6mr_multiaddr)"
+ ", ipv6mr_interface=" IFINDEX_LO_STR "}"
+ },
+ {
+ ARG_STR(SOL_IPV6), ARG_STR(IPV6_DROP_MEMBERSHIP),
+ m6, sizeof(*m6),
+ "{inet_pton(AF_INET6, \"" multi6addr
+ "\", &ipv6mr_multiaddr)"
+ ", ipv6mr_interface=" IFINDEX_LO_STR "}"
+ },
+ {
+ ARG_STR(SOL_IPV6), ARG_STR(IPV6_JOIN_ANYCAST),
+ m6, sizeof(*m6),
+ "{inet_pton(AF_INET6, \"" multi6addr
+ "\", &ipv6mr_multiaddr)"
+ ", ipv6mr_interface=" IFINDEX_LO_STR "}"
+ },
+ {
+ ARG_STR(SOL_IPV6), ARG_STR(IPV6_LEAVE_ANYCAST),
+ m6, sizeof(*m6),
+ "{inet_pton(AF_INET6, \"" multi6addr
+ "\", &ipv6mr_multiaddr)"
+ ", ipv6mr_interface=" IFINDEX_LO_STR "}"
+ }
+ };
+
+ for (i = 0; i < ARRAY_SIZE(opts); ++i) {
+ /* optlen < 0, EINVAL */
+ rc = setsockopt(0, opts[i].level, opts[i].name,
+ opts[i].val, -1);
+ printf("setsockopt(0, %s, %s, %p, -1) = %s\n",
+ opts[i].str_level, opts[i].str_name,
+ opts[i].val, sprintrc(rc));
+
+ /* optlen < sizeof(struct), EINVAL */
+ rc = setsockopt(0, opts[i].level, opts[i].name,
+ opts[i].val, opts[i].size - 1);
+ printf("setsockopt(0, %s, %s, %p, %u) = %s\n",
+ opts[i].str_level, opts[i].str_name,
+ opts[i].val, opts[i].size - 1, sprintrc(rc));
+
+ /* optval EFAULT */
+ rc = setsockopt(0, opts[i].level, opts[i].name,
+ opts[i].val + 1, opts[i].size);
+ printf("setsockopt(0, %s, %s, %p, %u) = %s\n",
+ opts[i].str_level, opts[i].str_name,
+ opts[i].val + 1, opts[i].size, sprintrc(rc));
+
+ /* classic */
+ rc = setsockopt(0, opts[i].level, opts[i].name,
+ opts[i].val, opts[i].size);
+ printf("setsockopt(0, %s, %s, %s, %u) = %s\n",
+ opts[i].str_level, opts[i].str_name,
+ opts[i].addr, opts[i].size, sprintrc(rc));
+
+ /* optlen > sizeof(struct), shortened */
+ rc = setsockopt(0, opts[i].level, opts[i].name,
+ opts[i].val, INT_MAX);
+ printf("setsockopt(0, %s, %s, %s, %u) = %s\n",
+ opts[i].str_level, opts[i].str_name,
+ opts[i].addr, INT_MAX, sprintrc(rc));
+ }
puts("+++ exited with 0 +++");
return 0;
#else
SKIP_MAIN_UNDEFINED("IP_ADD_MEMBERSHIP && IPV6_ADD_MEMBERSHIP"
- " && IPV6_JOIN_ANYCAST && HAVE_IF_INDEXTONAME")
+ " && IPV6_JOIN_ANYCAST")
#endif
projects / strace / blobdiff