tests: check decoding of NFNL_SUBSYS_CTNETLINK_EXP netlink message types

* tests/nfnetlink_ctnetlink_exp.c: New file.
* tests/gen_tests.in (nfnetlink_ctnetlink_exp): New entry.
* tests/pure_executables.list: Add nfnetlink_ctnetlink_exp.
* tests/.gitignore: Likewise.

diff --git a/tests/.gitignore b/tests/.gitignore
index 8784c833e59a7194a9348fb97c6541a6d1e95bb8..0f088dc480702456f19e39b14a08ee01f652470f 100644 (file)
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -219,6 +219,7 @@ netlink_unix_diag
 netlink_xfrm
 newfstatat
 nfnetlink_ctnetlink
+nfnetlink_ctnetlink_exp
 nlattr
 nlattr_br_port_msg
 nlattr_crypto_user_alg

diff --git a/tests/gen_tests.in b/tests/gen_tests.in
index 413cef5989bdef3090191de764d93fc3300d6ad9..ab9270c0ab8587c59cdef1c62e24485fd7e7522c 100644 (file)
--- a/tests/gen_tests.in
+++ b/tests/gen_tests.in
@@ -199,6 +199,7 @@ netlink_xfrm        +netlink_sock_diag.test
 newfstatat     -a32 -v -P stat.sample -P /dev/full
 nlattr         +netlink_sock_diag.test
 nfnetlink_ctnetlink            +netlink_sock_diag.test
+nfnetlink_ctnetlink_exp                +netlink_sock_diag.test
 nlattr_crypto_user_alg         +netlink_sock_diag.test
 nlattr_br_port_msg             +netlink_sock_diag.test
 nlattr_dcbmsg                  +netlink_sock_diag.test

diff --git a/tests/nfnetlink_ctnetlink_exp.c b/tests/nfnetlink_ctnetlink_exp.c
new file mode 100644 (file)
index 0000000..3be5d54
--- /dev/null
+++ b/tests/nfnetlink_ctnetlink_exp.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
+ * Copyright (c) 2017 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.
+ */
+
+#include "tests.h"
+
+#ifdef HAVE_LINUX_NETFILTER_NFNETLINK_CONNTRACK_H
+
+# include <stdio.h>
+# include <sys/socket.h>
+# include "netlink.h"
+# include <linux/netfilter/nfnetlink.h>
+# include <linux/netfilter/nfnetlink_conntrack.h>
+
+static void
+test_nlmsg_type(const int fd)
+{
+       long rc;
+       struct nlmsghdr nlh = {
+               .nlmsg_len = sizeof(nlh),
+               .nlmsg_flags = NLM_F_REQUEST,
+       };
+
+       nlh.nlmsg_type = NFNL_SUBSYS_CTNETLINK_EXP << 8 | IPCTNL_MSG_EXP_NEW;
+       rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
+       printf("sendto(%d, {len=%u"
+              ", type=NFNL_SUBSYS_CTNETLINK_EXP<<8|IPCTNL_MSG_EXP_NEW"
+              ", flags=NLM_F_REQUEST, seq=0, pid=0}"
+              ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
+              fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
+
+       nlh.nlmsg_type = NFNL_SUBSYS_CTNETLINK_EXP << 8 | 0xff;
+       rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
+       printf("sendto(%d, {len=%u"
+              ", type=NFNL_SUBSYS_CTNETLINK_EXP<<8|0xff /* IPCTNL_MSG_EXP_??? */"
+              ", flags=NLM_F_REQUEST, seq=0, pid=0}"
+              ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
+              fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
+}
+
+int
+main(void)
+{
+       skip_if_unavailable("/proc/self/fd/");
+
+       int fd = create_nl_socket(NETLINK_NETFILTER);
+
+       test_nlmsg_type(fd);
+
+       puts("+++ exited with 0 +++");
+
+       return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("HAVE_LINUX_NETFILTER_NFNETLINK_CONNTRACK_H")
+
+#endif

diff --git a/tests/pure_executables.list b/tests/pure_executables.list
index 741dae9ee899502de415133a1f561054bf761ded..4e4b0545721eb0839fc27209488fa61ec3c28cac 100755 (executable)
--- a/tests/pure_executables.list
+++ b/tests/pure_executables.list
@@ -181,6 +181,7 @@ netlink_sock_diag
 netlink_xfrm
 newfstatat
 nfnetlink_ctnetlink
+nfnetlink_ctnetlink_exp
 nlattr
 nlattr_crypto_user_alg
 nlattr_br_port_msg