strace/fanotify.c
Dmitry V. Levin 2b6e074846 Update copyright headers
Headers updated automatically using maint/update_copyright_years.sh
script.
2018-06-14 11:00:00 +00:00

88 lines
2.8 KiB
C

/*
* Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2014-2018 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 "defs.h"
#include "xlat/fan_classes.h"
#include "xlat/fan_init_flags.h"
#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
SYS_FUNC(fanotify_init)
{
unsigned int flags = tcp->u_arg[0];
printxval(fan_classes, flags & FAN_ALL_CLASS_BITS, "FAN_CLASS_???");
flags &= ~FAN_ALL_CLASS_BITS;
if (flags) {
tprints("|");
printflags(fan_init_flags, flags, "FAN_???");
}
tprints(", ");
tprint_open_modes((unsigned) tcp->u_arg[1]);
return RVAL_DECODED | RVAL_FD;
}
#include "xlat/fan_mark_flags.h"
#include "xlat/fan_event_flags.h"
SYS_FUNC(fanotify_mark)
{
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
printflags(fan_mark_flags, tcp->u_arg[1], "FAN_MARK_???");
tprints(", ");
/*
* 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[argn] == FAN_NOFD) {
print_xlat_d(FAN_NOFD);
tprints(", ");
} else {
print_dirfd(tcp, tcp->u_arg[argn]);
}
printpath(tcp, tcp->u_arg[argn + 1]);
return RVAL_DECODED;
}