+/*
+ * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
+ * 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 "defs.h"
-#include <linux/fanotify.h>
#include "xlat/fan_classes.h"
#include "xlat/fan_init_flags.h"
-int
-sys_fanotify_init(struct tcb *tcp)
-{
- unsigned flags;
+#ifndef FAN_ALL_CLASS_BITS
+# define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | FAN_CLASS_PRE_CONTENT)
+#endif
+#ifndef FAN_NOFD
+# define FAN_NOFD -1
+#endif
- if (exiting(tcp))
- return 0;
+SYS_FUNC(fanotify_init)
+{
+ unsigned int flags = tcp->u_arg[0];
- flags = tcp->u_arg[0];
printxval(fan_classes, flags & FAN_ALL_CLASS_BITS, "FAN_CLASS_???");
flags &= ~FAN_ALL_CLASS_BITS;
if (flags) {
tprints(", ");
tprint_open_modes((unsigned) tcp->u_arg[1]);
- return 0;
+ return RVAL_DECODED | RVAL_FD;
}
#include "xlat/fan_mark_flags.h"
#include "xlat/fan_event_flags.h"
-int
-sys_fanotify_mark(struct tcb *tcp)
+SYS_FUNC(fanotify_mark)
{
- if (exiting(tcp))
- return 0;
-
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printflags(fan_mark_flags, (unsigned) tcp->u_arg[1], "FAN_MARK_???");
+ printflags(fan_mark_flags, tcp->u_arg[1], "FAN_MARK_???");
tprints(", ");
- printflags(fan_event_flags, tcp->u_arg[2], "FAN_???");
+ /*
+ * the mask argument is defined as 64-bit,
+ * but kernel uses the lower 32 bits only.
+ */
+ unsigned long long mask = 0;
+ int argn = getllval(tcp, &mask, 2);
+#ifdef HPPA
+ /* Parsic is weird. See arch/parisc/kernel/sys_parisc32.c. */
+ mask = (mask << 32) | (mask >> 32);
+#endif
+ printflags64(fan_event_flags, mask, "FAN_???");
tprints(", ");
- if ((int) tcp->u_arg[3] == FAN_NOFD)
+ if ((int) tcp->u_arg[argn] == FAN_NOFD)
tprints("FAN_NOFD, ");
else
- print_dirfd(tcp, tcp->u_arg[3]);
- printpath(tcp, tcp->u_arg[4]);
+ print_dirfd(tcp, tcp->u_arg[argn]);
+ printpath(tcp, tcp->u_arg[argn + 1]);
- return 0;
+ return RVAL_DECODED;
}