1 /*
2 * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include "defs.h"
29
30 #include "xlat/fan_classes.h"
31 #include "xlat/fan_init_flags.h"
32
33 #ifndef FAN_ALL_CLASS_BITS
34 # define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | FAN_CLASS_PRE_CONTENT)
35 #endif
36 #ifndef FAN_NOFD
37 # define FAN_NOFD -1
38 #endif
39
SYS_FUNC(fanotify_init)40 SYS_FUNC(fanotify_init)
41 {
42 unsigned flags;
43
44 flags = tcp->u_arg[0];
45 printxval(fan_classes, flags & FAN_ALL_CLASS_BITS, "FAN_CLASS_???");
46 flags &= ~FAN_ALL_CLASS_BITS;
47 if (flags) {
48 tprints("|");
49 printflags(fan_init_flags, flags, "FAN_???");
50 }
51 tprints(", ");
52 tprint_open_modes((unsigned) tcp->u_arg[1]);
53
54 return RVAL_DECODED | RVAL_FD;
55 }
56
57 #include "xlat/fan_mark_flags.h"
58 #include "xlat/fan_event_flags.h"
59
SYS_FUNC(fanotify_mark)60 SYS_FUNC(fanotify_mark)
61 {
62 unsigned long long mask = 0;
63 int argn;
64
65 printfd(tcp, tcp->u_arg[0]);
66 tprints(", ");
67 printflags(fan_mark_flags, (unsigned) tcp->u_arg[1], "FAN_MARK_???");
68 tprints(", ");
69 /*
70 * the mask argument is defined as 64-bit,
71 * but kernel uses the lower 32 bits only.
72 */
73 argn = getllval(tcp, &mask, 2);
74 #ifdef HPPA
75 /* Parsic is weird. See arch/parisc/kernel/sys_parisc32.c. */
76 mask = (mask << 32) | (mask >> 32);
77 #endif
78 printflags(fan_event_flags, mask, "FAN_???");
79 tprints(", ");
80 if ((int) tcp->u_arg[argn] == FAN_NOFD)
81 tprints("FAN_NOFD, ");
82 else
83 print_dirfd(tcp, tcp->u_arg[argn]);
84 printpath(tcp, tcp->u_arg[argn + 1]);
85
86 return RVAL_DECODED;
87 }
88