tests: check decoding of fanotify_init syscall

* tests/fanotify_init.c: New file.
* tests/fanotify_init.test: New test.
* tests/.gitignore: Add fanotify_init.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add fanotify_init.test.

diff --git a/tests/.gitignore b/tests/.gitignore
index 97ae554e14a384e41cdebf882b368c167a9c8072..ca461d9629df9df01450d586bc847a56f69e8a37 100644 (file)
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -49,6 +49,7 @@ faccessat
 fadvise64
 fadvise64_64
 fallocate
+fanotify_init
 fanotify_mark
 fchdir
 fchmod

diff --git a/tests/Makefile.am b/tests/Makefile.am
index a24ada2ccf569950fd46d78013510b0882cef133..5489150f663b92f032a145fbd1582f80db4c3cf5 100644 (file)
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -109,6 +109,7 @@ check_PROGRAMS = \
        fadvise64 \
        fadvise64_64 \
        fallocate \
+       fanotify_init \
        fanotify_mark \
        fchdir \
        fchmod \
@@ -466,6 +467,7 @@ DECODER_TESTS = \
        fadvise64.test \
        fadvise64_64.test \
        fallocate.test \
+       fanotify_init.test \
        fanotify_mark.test \
        fchdir.test \
        fchmod.test \

diff --git a/tests/fanotify_init.c b/tests/fanotify_init.c
new file mode 100644 (file)
index 0000000..f784e19
--- /dev/null
+++ b/tests/fanotify_init.c
@@ -0,0 +1,97 @@
+/*
+ * Check decoding of fanotify_init syscall.
+ *
+ * Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
+ * 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 <asm/unistd.h>
+
+#if defined __NR_fanotify_init
+
+# include <limits.h>
+# include <stdio.h>
+# include <unistd.h>
+
+# include "kernel_types.h"
+
+/* Performs fanotify_init call via the syscall interface. */
+static void
+do_call(kernel_ulong_t flags, const char *flags_str,
+       kernel_ulong_t event_f_flags, const char *event_f_flags_str)
+{
+       long rc;
+
+       rc = syscall(__NR_fanotify_init, flags, event_f_flags);
+
+       printf("fanotify_init(%s, %s) = %s\n",
+              flags_str, event_f_flags_str, sprintrc(rc));
+}
+
+struct strval {
+       kernel_ulong_t val;
+       const char *str;
+};
+
+
+int
+main(void)
+{
+       static const struct strval flags[] = {
+               { (kernel_ulong_t) 0xffffffff00000000ULL, "FAN_CLASS_NOTIF" },
+               { (kernel_ulong_t) 0xffffffff0000000cULL,
+                       "0xc /* FAN_CLASS_??? */" },
+               { (kernel_ulong_t) 0xdec0deddefaced04ULL,
+                       "FAN_CLASS_CONTENT|0xefaced00 /* FAN_??? */" },
+               { (kernel_ulong_t) 0xffffffffffffffffULL,
+                       "0xc /* FAN_CLASS_??? */|FAN_CLOEXEC|FAN_NONBLOCK|"
+                       "FAN_UNLIMITED_QUEUE|FAN_UNLIMITED_MARKS|0xffffffc0" },
+       };
+       static const struct strval event_f_flags[] = {
+               { (kernel_ulong_t) 0xffffffff00000000ULL, "O_RDONLY" },
+               { (kernel_ulong_t) 0xdeadbeef80000001ULL,
+                       "O_WRONLY|0x80000000" }
+       };
+
+       unsigned int i;
+       unsigned int j;
+
+
+       for (i = 0; i < ARRAY_SIZE(flags); i++)
+               for (j = 0; j < ARRAY_SIZE(event_f_flags); j++)
+                       do_call(flags[i].val, flags[i].str,
+                               event_f_flags[j].val, event_f_flags[j].str);
+
+       puts("+++ exited with 0 +++");
+       return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_fanotify_init")
+
+#endif

diff --git a/tests/fanotify_init.test b/tests/fanotify_init.test
new file mode 100755 (executable)
index 0000000..8d26af4
--- /dev/null
+++ b/tests/fanotify_init.test
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Check decoding of fanotify_init syscall.
+
+. "${srcdir=.}/init.sh"
+run_strace_match_diff