tests: check decoding of NETLINK_KOBJECT_UEVENT messages

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

Co-authored-by: Dmitry V. Levin <ldv@altlinux.org>

diff --git a/tests/.gitignore b/tests/.gitignore
index ad80c53b2df9baf8f56fecca61077432a68bfb54..16c2ca0781c1c0783a3e15e24fdcee8a7bdea567 100644 (file)
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -206,6 +206,7 @@ netlink_audit
 netlink_crypto
 netlink_generic
 netlink_inet_diag
+netlink_kobject_uevent
 netlink_netfilter
 netlink_netlink_diag
 netlink_protocol

diff --git a/tests/gen_tests.in b/tests/gen_tests.in
index faf26d614bff3d53a89e850bd8d06c367a506d8d..38f4638652e24319544b57c462cdbdbcda2c8e19 100644 (file)
--- a/tests/gen_tests.in
+++ b/tests/gen_tests.in
@@ -189,6 +189,7 @@ net-sockaddr        -a24 -e trace=connect
 netlink_audit  +netlink_sock_diag.test
 netlink_crypto +netlink_sock_diag.test
 netlink_generic        +netlink_sock_diag.test
+netlink_kobject_uevent +netlink_sock_diag.test
 netlink_netfilter      +netlink_sock_diag.test
 netlink_protocol       -e trace=sendto
 netlink_route  +netlink_sock_diag.test

diff --git a/tests/netlink_kobject_uevent.c b/tests/netlink_kobject_uevent.c
new file mode 100644 (file)
index 0000000..cacab5f
--- /dev/null
+++ b/tests/netlink_kobject_uevent.c
@@ -0,0 +1,61 @@
+/*
+ * 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"
+#include <stdio.h>
+#include <sys/socket.h>
+#include "netlink.h"
+
+int
+main(void)
+{
+       skip_if_unavailable("/proc/self/fd/");
+
+       long rc;
+       int fd = create_nl_socket(NETLINK_KOBJECT_UEVENT);
+
+       /* test using data that looks like a zero-length C string */
+       char *const buf = tail_alloc(DEFAULT_STRLEN + 1);
+       buf[0] = '=';
+       fill_memory_ex(buf + 1, DEFAULT_STRLEN, 0, DEFAULT_STRLEN);
+
+       rc = sendto(fd, buf + 1, DEFAULT_STRLEN, MSG_DONTWAIT, NULL, 0);
+       printf("sendto(%d, ", fd);
+       print_quoted_memory(buf + 1, DEFAULT_STRLEN);
+       printf(", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
+              DEFAULT_STRLEN, sprintrc(rc));
+
+       rc = sendto(fd, buf, DEFAULT_STRLEN + 1, MSG_DONTWAIT, NULL, 0);
+       printf("sendto(%d, ", fd);
+       print_quoted_memory(buf, DEFAULT_STRLEN);
+       printf("..., %u, MSG_DONTWAIT, NULL, 0) = %s\n",
+              DEFAULT_STRLEN + 1, sprintrc(rc));
+
+       puts("+++ exited with 0 +++");
+       return 0;
+}

diff --git a/tests/pure_executables.list b/tests/pure_executables.list
index 3d05531c65c61de0b2e4fe92cd22c28f1a4da050..f0c4ddd01dae1afc5088498afca6a0af125406da 100755 (executable)
--- a/tests/pure_executables.list
+++ b/tests/pure_executables.list
@@ -171,6 +171,7 @@ net-yy-unix
 netlink_audit
 netlink_crypto
 netlink_generic
+netlink_kobject_uevent
 netlink_netfilter
 netlink_protocol
 netlink_route