strace/lookup_dcookie.c
Eugene Syromyatnikov 2119f8d6b0 lookup_dcookie: print len parameter as kernel_ulong_t
It is size_t and without compat on x32/n32.

* lookup_dcookie.c (SYS_FUNC(lookup_dcookie)): Change conversion
specifier from "%lu" to "%llu", use getarg_ull for len argument
retrieval.
2016-10-27 21:44:58 +00:00

50 lines
1.8 KiB
C

/*
* Copyright (c) 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"
SYS_FUNC(lookup_dcookie)
{
if (entering(tcp))
return 0;
/* cookie */
int argn = printllval(tcp, "%llu", 0);
tprints(", ");
/* buffer */
if (syserror(tcp))
printaddr(tcp->u_arg[argn]);
else
printstr(tcp, tcp->u_arg[argn], tcp->u_rval);
/* len */
tprintf(", %llu", getarg_ull(tcp, argn + 1));
return 0;
}